Materials commonly used in wire harness design

The main materials commonly used in wiring harness design include:   1. Wire: This is one of the most basic components in wiring harness design, and the material may vary depending on the usage scenario and the required performance of the harness. Some common types of wires used in automotive wiring harnesses are aluminium wires, polyethylene wires, PVC wires, etc., which are suitable for different environments and functional requirements. For example, aluminium wires are commonly used for main power and hitch wires because of their good electrical conductivity and corrosion resistance.   2. injection moulding materials: injection moulding materials are the key materials to ensure the stability and safety of wire connection. In the automotive wiring harness, commonly used injection moulding materials are PVCPVC, PE, TPETPE, etc. PVCPVC is a commonly used wire protection material, but the environmental performance is insufficient; PE does not contain halogen, environmental protection is better, but the cost is higher; TPETPE has good flexibility and cold resistance, the cost is higher. 3. Insulating materials: insulating materials are an indispensable part of the wiring harness design, they can protect the wires from the effects of the external environment, and to ensure that the insulation between th

Connectors Types and characteristics of interconnects

With the rapid development and popularisation of digital technology and the global initiative of the concept of energy saving and environmental protection, the types and characteristics of connectors have become a key factor in electronic products and systems. Today, connectors have become an important part of a variety of electronic products and systems that transmit and exchange current or optical signals, preventing signal distortion and energy loss. In this article, we will introduce the types and characteristics of connectors in detail, including their performance in terms of energy transfer, signal transmission, signal sharing, and signal capacity.   First, let's look at the types of connectors. Currently, there are many types of connectors, including the following categories:   1. board-to-board connectors: board-to-board connectors can be divided into rectangular, circular, strip and so on according to the different shapes of the connected boards, which are used to pair different shapes of boards. 2. wire-to-board connectors and wire-to-wire connectors: wire-to-board connectors are used to connect cables and boards, while wire-to-wire connectors are used to connect wires and circuits.   3. non-standard connectors: unique connectors can be customised through various board and cable designs.

Cable assemblies in power systems

Cable assemblies are widely used in power systems and are constructed with conductors, insulation and protection. Power cables are mainly used for distributing and transmitting electrical energy. Commonly used cable assemblies include connectors at both ends and intermediate cables that are connected by crimping, fitting or soldering, and protected by heat-shrinkable or injection-moulded jackets. Features of cable assemblies include high-speed cable assemblies, availability of standardised and customised cable options, suitability for all standard interfaces, etc.   The applications of cable assemblies in power systems include the following:   1. Power transmission: Cable assemblies can be used for power transmission, such as YJV denotes cross-linked polyethylene insulated PVC sheathed power cables, which have excellent voltage VSWR performance and insertion loss, making them ideal for use in indoor wireless systems, wireless infrastructures, and more. 2. Power Distribution: Cable assemblies can be used for power distribution, such as adhesive impregnated paper insulated power cables, drip-dried insulated power cables, non-drip impregnated paper insulated cables, rubber insulated power cables, PVC insulated and sheathed power cables, cross-linked polyethylene insulated PVC sheathed power cables, and so on.   3. Power control: cabl

Characteristics of a high-quality wire harness

The characteristics of high-quality wire harness can be considered from the appearance, performance, cost and other aspects.   1. Appearance: the appearance of high-quality wiring harness should be neat, no damage, copper wire should be bright red and soft to the touch, resistant to bending. At the same time, the protection of the harness should be wear-resistant, flame retardant, corrosion-resistant, prevent interference, reduce noise, beautiful and so on.   2. Performance: the performance of high-quality wiring harness is mainly reflected in the electrical performance and mechanical properties of two aspects. Electrical properties include harness resistance, voltage, insulation resistance, etc., mechanical properties including tensile strength of the harness, bending performance, fatigue resistance, etc.. These properties have a direct impact on the service life of the product and equipment. 3. 3. Cost: the cost of high-quality wire harnesses mainly include material costs and manufacturing costs. Material costs include the total price of purchased parts, manufacturing costs are based on the complexity of the harness has a great relationship. The number of pin on the terminal and the function of the pin related to the increase of a Pin will lead to an increase in cost.   4. Production process: high-quality wiring harness production process should be carried out in strict accordance with the standards, including cutting down the wire, stripping, crimping terminals, terminal implantation, wiring harness pre-installation, wiring ha

What materials are included in a cable assembly?

Cable assemblies are the components of a cable and usually include the following materials:   1. conductors: these are the metals or alloys used in a cable to transmit current, such as copper and aluminum, etc. They determine the current transmission properties and mechanical characteristics of the cable.   2. Insulation: It is placed between the conductors of the cable to ensure that the current is not transferred to the neighboring wires or cables. Common insulating materials are plastic, rubber, lacquer, etc., such as polyethylene (PE), polytetrafluoroethylene (PTFE) and so on.   3. sheath material: it is wrapped in the cable insulation layer on the protective cover, mainly mechanical strengthening and corrosion protection. Commonly used sheath materials are PVC, rubber, metal, such as jute, cotton yarn, rubber strips, etc. 4. 4. shielding materials: used to increase the cable's signal shielding and anti-interference ability, common shielding materials are copper wire braid, copper tape, aluminum foil, etc..   5. Filling structure and mater

Working principle of USB connector

USB connectors are powerful tools for connecting electronic devices, and their working principle is based on physical structure. USB connectors utilize a combination of special components and materials to ensure a reliable connection between devices. Today, let's dive into the secrets of how USB connectors work.   First, the USB connector consists of four main parts, namely, the housing, the insulator, the contact and the additional parts. All these parts play an important role in completing the functions of the USB connector and the transmission of data and power. The housing is the housing of the USB connector, which protects the internal components from the external environment. An insulator is an insulating material that prevents a short circuit from occurring when an electric current passes through a connector. The contactor is the core part of the USB connector, which is made of metal or plastic and is used to connect the plug and socket of the device. Additional components include cables, plugs and sockets, etc., which are used to transmit data and power.   The working principle of the USB connector is mainly achieved through the physical structure. For example, USB connectors have a double-sided plug-and-pull design, which means that devices can be plugged into the connector from both directions. In addition, USB connectors also use components such as magnetic rings to improve the stability and reliability of data transmission.

idc Connector Definition

IDC connector is an electronic connector used to connect a printed circuit board (PCB) and wire. It is widely used in electronic equipment manufacturing (electronics manufacturing), communications equipment (communications equipment), computers and other fields, with small size, light weight, reliable connection, waterproof, shock-proof, anti-interference and other characteristics.   IDC connectors work by connecting conductors to insulated cables through specially designed connection points, forming cold welds that provide a high level of connectivity and reliability. It is characterized by connecting wires and circuit boards through edge displacement, without welding or pin insertion, and has the advantages of small size, light weight and reliable connection.   There are many types of IDC connectors, including multi-channel IDC connectors, IDC puncture connectors, and so on. Multi-way IDC connectors use ribbon cables pressed onto the contacts to form cold welds, making them fast and reliable. IDC puncture connector is a fast and convenient electronic component, widely used in communication, electronics, automotive, medical and other fields. The end and crimping methods of IDC connectors have their own advantages and disadvantages. The termination method is convenient and labor-saving, suitable for large-scale termination of flat or ribbon cables; The crimping mode is flexible

The working principle of solar connectors

The solar connector is an indispensable and important equipment in the solar power system, and its role is to connect the solar module with the entire circuit, device or distribution equipment to achieve the transmission and conversion of electric energy. The working principle of the solar connector mainly includes the following aspects:   1. Connector structure and materials: Solar connectors are usually composed of metal shells, internal conductors and insulating materials. The shell is usually made of high temperature, waterproof and corrosion resistant materials, such as stainless steel, aluminum alloy, etc., to ensure the stability and reliability of the connector in high temperature, humidity, corrosion and other environments. The internal conductors are made of copper, aluminum and other metal materials with good electrical conductivity to ensure the stability and efficiency of power transmission. Insulation materials are made of polyethylene, polytetrafluoroethylene and other high-performance insulation materials to ensure the insulation performance and safety of the connector. 2. Working principle of the connector: The working principle of the solar connector is mainly to connect the solar module with the circuit through the internal conductor. When the solar module generates a current, the current is transmitted to the circuit through the conductor i

d-sub Connector Uses

D-Sub connectors are a widely used connector type for power, analog, RF, or digital signal transmission for a variety of applications, including military, commercial, and computer networking technologies. It first appeared in the 50s, and although Ethernet cables are now more popular, D-sub connectors are still used for communication in many places.   D-Sub connectors are generally easy to service, replace, and install, and are available in a variety of styles and sizes. It is based on contacts arranged parallel to the surrounding metal housing, which itself resembles the letter D and helps prevent incorrect insertion. D-Sub connectors are typically secured using screw brackets and are designed to be securely bottomed to prevent over-tightening that could damage the contact or signal carrier.   D-Sub connectors have a wide range of uses, including but not limited to the following aspects: 1. Data transmission: D-Sub connectors are widely used in office, factory, home and test environment for data transmission, with a wide variety of products and accessories. The superior D-Sub cable assembly features 26AWG multiple strands of wire, copper braided layer and aluminum foil double shielding, flexible PVC sheath, reinforced 4-40 wing screws, and fully injectio

PCB wire-to-board connector selection factors

A PCB wire-to-board connector is a component that connects two circuit boards through special connectors to enable them to transmit data, power and signals to each other. When choosing this connector, the following factors need to be considered:   1. Physical size and shape of connectors: There are many types of board-to-board connectors, including plugs, sockets, plug-ins, etc. When selecting a connector, you need to consider the size and shape of the circuit board, and whether the size and shape of the connector can be matched. For example, if the size of the board is large, you may need to choose a larger connector. 2. Electrical performance of the connector: The electrical performance of the connector is an important factor to consider when selecting the connector. The electrical properties of the connector include contact resistance, insulation resistance, voltage resistance, etc. These parameters directly affect the transmission capability and signal quality of the connector. For example, if the contact resistance of the connector is too large, it may lead to unstable signal transmission.   3. Mechanical properties of the connector: The mechanical properties of the connector include vibration resistance, impact resistance, he

Working principle of pcb screw terminal connector

pcb screw terminal connector is a terminal connector that connects electrical components by screw crimping. It is composed of a terminal of screw type structure and a connector body, and the crimping function makes the wire and the terminal closely connected. The seat has a certain depth and height to adapt to the insertion of different specifications of electrical components and wires. Its base and circuit marking components ensure the durability and reliability of the terminal connector.   The main working principle of screw type pcb terminal is to use the lifting principle of the clamp body. In use, first align the connector block with the terminal to be connected, and then tighten the terminal screw one by one using screws. The pressure of the omen gradually increases, so that the wire is tightly fitted to the terminal. The terminals crimped in this way have high contact pressure and long-term reliability, and are easy to operate. In practical applications, pcb screw terminal connectors can be selected according to different screw specifications and wire specifications to adapt to different electrical components and wire connection requirements. For example, TXGA is a professional manufacturer of screw pcb terminals, providing comprehensive technical support and worry-free after-sales service.

What accessories are included in the power connector

The power connector is an indispensable part of electronic equipment, auto parts, etc., which is usually composed of the following accessories: 1. Contact body: It is the main part of the power connector, which is used to realize the electrical connection function of the power connector. It is composed of positive contact parts and negative contact parts. The material of the contact body is usually copper or silver, which can effectively ensure the stability and effectiveness of the electrical connection. 2. Insulator: Provide insulation performance for the contacts, ensure insulation performance between the contacts and between the contacts and the shell, prevent current leakage and electric shock. 3. Housing: provides mechanical protection for internal components to ensure alignment when plugs and sockets are inserted so that they are not damaged by external factors. The housing is usually made of metal or plastic material to ensure stability and durability.   4. Accessories: including wiring terminals, installation accessories, etc. Wiring terminals are used to connect power cables, usually in the form of plugs and sockets. Plug and socket insertion and separation can realize circuit connection and disconnection. Installation accessor

Classification of terminal connectors

A terminal connector is an important accessory that connects different wires or cables or devices together. They are widely used in electronic equipment, instrumentation, audio equipment and household appliances and other fields. Conray connector manufacturers have sorted out the common types of terminal connectors, and sorted out according to different classification methods:   1. Type by connection mode   (1) Plug-and-pull: Plug-and-pull terminal connectors are the most commonly used type. This type of connector can be disassembled repeatedly without replacing the contact, and its main advantage is that it is easy to use and replace, so it is widely used.   (2) Buckle type: Buckle type terminal connector can withstand large tension without loosening deformation, but only a single guide through. This type of connector is commonly used in situations where large tensile forces are required, such as in the automotive and aerospace sectors.   (3) Spring type: spring type terminal connector fixes the wire or cable to the connector through the elastic force of the spring. This type of connector is usually used in situations where frequent plugging and unplugging is required, such as in computers and communication equipment.   (4) Track-mounted type: track-mounte

Battery connector structure

Battery connector structure   A battery connector is part of the internal structure of a battery and consists of a range of electronic components and assemblies, including contacts, insulators, housings and accessories. This article describes the basic structure and functions of the battery connector.   Contacts are the main structural part of the battery connector, and they are generally composed of positive contact pieces and negative contact pieces. These contact plates are used to transmit current and energy. Because most batteries need to work at higher temperatures, it is necessary to choose the insulation material processed into insulators to make contacts. Another major structural part of the battery connector is the insulator, which is used to protect and isolate the different circuits and components inside the battery. The choice of insulator is closely related to the material of the contact, and materials with good insulation properties are usually selected to ensure the safety and reliability of the battery.   The housing is used to protect the components inside the battery connector from damage and corrosion from the external environment, and can also provide mold and moisture protection, thereby extending the service life of

How to connect circular connectors

A circular connector is a cylindrical connector with a circular plug-in surface and belongs to the Class 5 interconnection device. Its main characteristics are small size, light weight, fast connection, fast separation, the main connection methods include threaded connection, bayonet connection, plug and pull connection and cabinet connection. Below we will introduce the wiring method of the circular connector in detail. 1. Preparation 1. Select an appropriate circular connector. Select the appropriate connector as needed, such as a plug or socket, and ensure that the connector model and specification match the required cable or wire. 2. Prepare cables or wires. Select the appropriate cable or wire as needed and ensure that its length and specifications match the desired connector. 3. Prepare tools. Prepare some basic tools, such as wire strippers, screwdrivers, and soldering irons. Second, wiring steps 1. Strip the cable. Use wire strippers to strip the insulation of a cable or wire to a certain length, exposing the copper core. 2. End the connector. Depending on the type and specifications of the connector, select the appropriate end connection, such as welded, crimped, wound or sc

Action of wire to board terminal connector

Wire-to-board terminal connector is a connector used to connect circuit boards and wires, it has the characteristics of simple, reliable, easy to install and high reliability, and is widely used in various electronic equipment. Among them, the most common wire-to-board terminal connector is composed of a socket and plug, and is electrically connected through a metal contact piece. The main function of the wire-to-board terminal connector is to transmit current, signals and data. In electronic devices, such as mobile devices, household appliances, automotive electronics and other fields, wire-to-board terminal connectors are essential. It can transmit signals and data on the circuit board to external devices, such as sensors, displays, controllers, etc., and can also transmit signals and data from external devices to the circuit board to achieve communication and control between devices. Another important role of wire-to-board terminal connectors is to protect the circuit board and wires. It can prevent short circuit and poor contact between the circuit board and the wire, thereby avoiding equipment damage and safety hazards. In addition, wire-to-board terminal connectors prevent dust, water, and other contaminants from entering the circuit board and wire, thereby extending the service life of the device. The use of wi

Components of screw terminal block connectors

Screw terminal block connector is a kind of connector widely used in electronic equipment, home appliance equipment, automotive electronics and other fields. It consists of: 1. main body: the main body of a screw terminal block connector usually consists of a plastic shell and metal terminals, the plastic shell can provide a standardised connection, making the connection simple, convenient and reliable. 2. Terminals: The terminals of a screw terminal block connector usually consist of two or more metal terminals, which can be connected to wires or cables by crimping, threading, soldering and so on. 3. sealing ring: the sealing ring of the screw terminal block connector is usually made of rubber or silicone, which is used to prevent moisture and dust from entering the inside of the connector, and to improve the reliability and stability of the connector. 4. screws: screws of screw terminal block connectors are usually made of stainless steel or aluminium alloy, which are used to fix the connectors on the equipment to ensure the stability and reliability of the connectors. 5. terminal block: screw terminal block connector terminal block is usually made of plastic or metal, used to c

Classification standards for automotive connectors

Automotive connectors are an important part of automotive electronic products, mainly used to connect vehicle central control components and automotive control units, electrical and electronic execution units, electrical parts and so on. The standard of automobile connector is the key factor of automobile function and performance, and its selectivity has a direct impact on the driving safety and performance of automobiles. Next, the automotive connectors are classified to better understand their characteristics and functions. 1. Classification by separation method 1. Hard split connector Hard separation connector refers to the connector plug and socket are separated by mechanical means, such as screws, clasps, etc. This connector is usually used to connect the electrical equipment of the car, such as batteries, generators, starters, etc. 2. Soft split connector Soft separation connector refers to the connector plug and socket are separated by elastic materials, such as springs, rubber, etc. This connector is usually used to connect the wires and cables of the car, such as engine wiring harnesses, brake wiring harnesses, etc. Second, according to the connection type

How to use xlr Cable connectors

XLR cable connector (Canon), or XLR interface, is an interface for audio signal transmission, often used to connect audio devices such as microphones and Musical Instruments. What is less well known is that the XLR interface has many other applications, including bringing audio devices such as mixers into sound systems, or controlling lighting systems. This article will describe in detail how to use XLR cable connectors.   The XLR cable connector consists of three contacts: ground, hot, and cold. Among them, the ground end is used to ensure the shielding of signal transmission, the hot end and the cold end jointly transmit the same signal, and the signal band transmitted by the cold end is the mirror image of the hot end.   When using XLR cable connectors, the following points need to be noted: 1. Select the right cable: XLR cable connectors have different specifications and types. Select the right cable according to the actual requirements. For example, if you need to transmit high-quality audio signals, you can choose the XLR Pro audio cable, which uses 24AWG cable to provide excellent noise suppression performance.   2. Connect the device: Connect the male or female end of the XLR cable connector to the corresponding device. The male plug or socket is th

How to connect the bnc connector

BNC connector is a small bayonet connector, often used in RF signal transmission and video signal transmission and other fields. It consists of a BNC connector body, a shielded metal sleeve, and a core pin with a characteristic impedance of 50 ohms or 75 ohms for applications with frequencies below 4GHz. This article describes how to connect BNC connectors in detail.   First, prepare the required cables, BNC connectors, and tools. The cable can be coaxial cable or other types of cable, according to the actual needs to choose the appropriate cable type. The types of BNC connectors include BNC-T head, BNC bucket connector, BNC cable connector and BNC terminal, etc. Choose the appropriate connector type according to the actual needs. Second, plug one end of the cable into one end of the BNC connector. Note that the core wire of the cable corresponds to the core pin of the BNC connector, and the shielding layer of the cable corresponds to the shielding metal sleeve of the BNC connector.   Then, plug the other end of the BNC connector into the interface of the other device. Note that the interface type of the device should correspond to the type of the BNC connector. For ex

Introduction and application of ev connector

Electric vehicles (EVs) are an environmentally friendly and efficient means of transportation that has become a global trend. With the rapid growth of the electric vehicle market, innovation and development of electric vehicle charging connectors are also accelerating to support the needs of the charging process.   An electric vehicle charging connector is an electronic device that transmits electrical energy between an electric vehicle and a charging facility. It can be charged by DC, AC or DC fast charging. Dc fast charging connectors support higher power levels, and future MHDV charging systems will be based on higher voltages to support higher power levels. Electric vehicles (EVs) are an environmentally friendly and efficient means of transportation that has become a global trend. With the rapid growth of the electric vehicle market, innovation and development of electric vehicle charging connectors are also accelerating to support the needs of the charging process.   An electric vehicle charging connector is an electronic device that transmits electrical energy between an electric vehicle and a charging facility. It can be charged b

What are the connector accessories

Connector is an indispensable part of electronic equipment, used for current flow and circuit to achieve a predetermined function, its accessories are many, as follows:   1. Contact spring: Contact spring is one of the most important parts of the connector, mainly used for current insertion and removal. The key mechanical requirements are insertion and withdrawal forces, contact forces, contact retention and contact wiping, and the electrical requirements are contact resistance, rated current, inductance, capacitance and bandwidth.   2. Contact finish: Contact finish is used to protect the base metal of the contact spring from corrosion and limit the formation of film on the surface of the contact spring.   3. Connector housing: The connector housing achieves stability by electrically insulating and mechanically shielding the spring, maintaining the contact position, and providing mechanical protection for the contact working environment.   4. Terminal: Terminal purchase should pay attention to current and voltage matching, durable materials, high reliability, size matching, brand reliability and other issues. The terminal should match the connector design and have good protective performance to ensure the c

Wire connector application technology

Wire connector application technology plays an important role in the field of electrical connection. By using wire connectors, we can improve the performance of electrical equipment while ensuring safety. This paper will discuss the application technology of wire connectors in electrical connections, including the types and application scenarios of electrical connectors, the selection and use of wire connectors, and how to deal with the common faults of wire connectors.   First of all, we need to understand the types and application scenarios of electrical connectors. Electrical connectors mainly include board-to-board connectors, cable/wire-to-cable/wire connectors and cable/wire-to-board connectors. Board-to-board connectors are used for connections between PCB boards, cable/wire-to-cable/wire connectors are used for connections between wires, and cable/wire-to-board connectors are used for connections between wires and PCBS. When selecting a connector, factors such as separability, mechanical requirements, constraints, and installation type need to be considered. Second, we need to understand how to select and use wire connectors. When selecting a wire connector, you need to consider the rated current, rated voltage, contact resistance, insulation resistance and other parameters of the connector. At the same time, it is also necessary to consider the size, weig