CN222749752U - Harness female connector - Google Patents
Harness female connector Download PDFInfo
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- CN222749752U CN222749752U CN202421287421.2U CN202421287421U CN222749752U CN 222749752 U CN222749752 U CN 222749752U CN 202421287421 U CN202421287421 U CN 202421287421U CN 222749752 U CN222749752 U CN 222749752U
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Abstract
The utility model relates to the technical field of vehicle-mounted electrical connection, in particular to a wire harness female connector which comprises an outer shell, an inner shell, a metal shell, an electrical terminal and a fixing piece, wherein the outer shell is provided with a placement cavity, one end of the placement cavity penetrates through the outer shell in the length direction, one end of the placement cavity is provided with a limiting step, the inner shell is arranged in the placement cavity, one end of the inner shell is provided with a limiting flange, the limiting flange is used for being matched with the limiting step to limit the inner shell in the placement cavity, one side, close to the limiting flange, of the inner shell is provided with an inserting cavity, two sides of the inner shell are provided with through grooves, one ends of the through grooves are communicated to the inserting cavity, one end, located in the inserting cavity, of the inner shell is provided with a fixing seat, and the fixing seat is provided with a terminal slot. The utility model is applied to new energy automobiles, has small overall dimension, compact structure, space saving and convenient installation, and meets the requirements of a vehicle-mounted system on power supply and signals. The production is convenient, the assembly is convenient, and the structure cost is low.
Description
Technical Field
The utility model relates to the technical field of vehicle-mounted electrical connection, in particular to a wire harness female connector.
Background
The in-vehicle connector is an electronic component for connecting the vehicle interior and the external device. With the rapid development of the automotive industry. With the trend of intelligent and networking of automobiles, the number and variety of on-board connectors are also increasing. For example, in-vehicle entertainment systems, camera systems, navigation systems, autopilot systems, etc. all require in-vehicle connectors to enable data transmission and power supply between devices. As an important component of the driving assistance system, the connectors of the vehicle-mounted camera are also evolving and improving continuously. The vehicle-mounted camera connector has higher requirements and needs to have the characteristics of low power consumption and high efficiency.
In the prior art, the Chinese patent application number is CN201921853570.X, which discloses an HSL horizontal high-speed connector, solves the problem of unstable connection of the existing high-speed connector, and adopts a horizontal structure of an electric connection terminal to strengthen the bearing strength in the plugging process, thereby ensuring the stability and the reliability of the structure. However, in practical use, the whole structure is complicated due to design reasons, and the assembly is inconvenient, so that the mass production is not facilitated.
Disclosure of utility model
In order to solve the problems, the utility model is applied to new energy automobiles, has small overall dimension, compact structure, space saving and convenient installation, and meets the requirements of a vehicle-mounted system on power supply and signals. The wire harness female connector is convenient to produce, assemble and low in structural cost.
The technical scheme includes that the wire harness female connector comprises an outer shell, an inner shell, a metal shell, an electric terminal and a fixing piece, wherein the outer shell is provided with a placement cavity, one end of the placement cavity penetrates through the outer shell in the length direction, one end of the placement cavity is provided with a limiting step, the inner shell is arranged in the placement cavity, one end of the inner shell is provided with a limiting flange, the limiting flange is used for being matched with the limiting step to limit the inner shell in the placement cavity, one side, close to the limiting flange, of the inner shell is provided with a plug cavity, two sides of the inner shell are provided with through grooves, one end of the through grooves is communicated with the plug cavity, one end, located at the plug cavity, of the inner shell is provided with a fixing seat, one end of the terminal slot is communicated with the plug cavity, the metal shell is arranged outside the inner shell in a wrapping mode and located between the inner shell and the placement cavity, two sides of the metal shell are provided with contact elastic pieces, the contact ends of the elastic pieces extend into the cavity from the through grooves, the electric terminal is arranged at one end, and the electric terminal is installed in the plug cavity, and the electric terminal is fixed in the plug cavity, and the plug cavity is installed in the plug cavity.
According to the technical scheme, one side of the outer shell is provided with an assembly table, and the assembly table penetrates through the separation groove along the length direction of the outer shell to form two mutually symmetrical assembly guide rails, and the assembly guide rails are provided with assembly clamping grooves for the outer shell to be assembled and fixed on equipment.
A further improvement of the above proposal is that the side of the outer shell facing the separation groove is provided with an assembling buckle.
According to the technical scheme, the mounting cavity is provided with the assembly guide groove, one end of the assembly guide groove penetrates through the limiting step, two sides of the limiting flange are provided with the assembly guide strips, and the inner shell is slidably assembled in the assembly guide groove through the assembly guide strips.
The technical scheme is further improved in that the inner wall of the placement cavity is provided with a retaining groove and a fixing clamping groove, the metal shell is provided with a retaining elastic piece, one end of the retaining elastic piece is abutted to the retaining groove, the fixing piece is provided with a fixing buckle, and the fixing piece is clamped on the fixing clamping groove through the fixing buckle.
According to the technical scheme, the plug-in cavity is provided with the plug-in guide strip and the plug-in guide groove, the plug-in clamping groove is formed in one side of the plug-in cavity, which is located on the plug-in guide strip, of the plug-in cavity, the abutting pressing table is arranged on one side of the through groove, the assembly sliding groove is formed in one side of the through groove, and the assembly sliding groove is used for guiding and assembling the contact spring towards the through groove.
According to the technical scheme, the front stopping groove is formed in the lower side of the assembly sliding groove, the front stopping spring piece is arranged on the metal shell, and the front stopping spring piece is used for being matched with the front stopping groove so as to fix the inner shell.
The further improvement to above-mentioned scheme does, the one end of inner housing is provided with compresses tightly the recess, it is provided with and compresses tightly the buckle to compress tightly the recess, it extends to the terminal slot to compress tightly the one end of buckle, connect electric terminal to be provided with compresses tightly the platform, the one end butt that compresses tightly the buckle is compressing tightly the bench to will connect electric terminal to fix in the terminal slot.
According to the technical scheme, the compression buckle is provided with the extension part, the extension part extends towards the outer side face of the inner shell and is relatively flush with the outer side face of the inner shell, and a separation groove is formed between the extension part and one wall face of the compression groove.
The terminal slot is characterized by comprising a terminal jack, a close-fitting portion and a wire clamping portion which are sequentially communicated, the electric terminal comprises a terminal contact pin, a close-fitting end and a terminal wire clamp, one end of the terminal contact pin is inserted into the terminal jack and extends into the inserting cavity, the close-fitting end is arranged on the close-fitting portion, and the terminal wire clamp is arranged in the wire clamping portion.
According to the technical scheme, the wire harness clamping part is arranged at one end of the metal shell, the connecting wire harness is arranged at the wire harness clamping part, and one end of the connecting wire harness is connected with the electric terminal.
The further improvement to above-mentioned scheme does, the mounting is provided with compresses tightly the post, the downside that compresses tightly the post is provided with the clamp line chamber, pencil clamping part is used for fixing the connection pencil in the clamp line chamber, the one end that compresses tightly the post compresses tightly the inner shell, one side in clamp line chamber is provided with the wiring groove, the wiring groove is used for drawing forth the one end of connection pencil.
The utility model has the beneficial effects that:
Compared with the existing connector, the connector is applied to a new energy automobile, has small overall dimension and compact structure, saves space, is convenient to install, and meets the requirements of a vehicle-mounted system on power supply and signals. The production is convenient, the assembly is convenient, and the structure cost is low.
The connector adopts the design that the metal shell covers the inner shell, and the contact spring sheet arranged on the metal shell can reliably contact with the electric terminal, so that good electric connection is ensured. Meanwhile, the limiting flange arranged on the inner shell is matched with the limiting step of the placement cavity, the inner shell is firmly limited in the placement cavity, the problem that the power connection terminal is loose and falls off is avoided, and the reliability of connection is greatly improved.
One end of the outer shell body penetrates through the design along the length direction, so that the cable can freely penetrate out from one end of the outer shell body, and the problem that the cable is damaged due to overlarge bending is avoided. Meanwhile, the coating design of the metal shell can effectively isolate external electromagnetic interference, and the anti-interference performance of the whole connector system is improved. In addition, the metal shell can also play a good role in dustproof and waterproof protection, and the use reliability of the connector in a severe environment is greatly improved.
The connector adopts the design of a plurality of structural members such as an inner shell, a metal shell, a fixing piece and the like, and all the components are matched with each other, so that a compact and integrated integral structure is formed. The connector not only improves the overall strength and rigidity of the connector, but also greatly reduces the volume and weight of the connector, and is convenient to install and use in a narrow space.
The connector adopts the mounting to fix the inner shell in the shell for inside each part can be conveniently dismantled and change. The connector is convenient to debug and overhaul in the production process, the maintenance convenience of the connector in the use process is greatly improved, and the maintenance cost is greatly reduced.
The utility model realizes the technical advantages of reliable connection performance, excellent protection performance, excellent structural compactness, excellent maintainability, good compatibility and the like through ingenious structural designs of the inner and outer shells, the metal shells, the electric terminals, the fixing pieces and the like, and provides a high-performance and high-reliability connection solution for various electric systems.
Drawings
FIG. 1 is a schematic perspective view of a female connector for a wire harness of the present utility model;
FIG. 2 is a perspective view of the female harness connector of FIG. 1 from another perspective;
FIG. 3 is an exploded view of the female connector of the harness of FIG. 1;
FIG. 4 is an exploded view of the female connector of FIG. 1 from another perspective;
FIG. 5 is a schematic front view of the female connector of FIG. 1;
FIG. 6 is a cross-sectional view of A-A of FIG. 5;
FIG. 7 is a schematic view of the internal structure of the female connector of the wire harness of FIG. 1;
FIG. 8 is a schematic view of the outer housing of the female harness connector of FIG. 1;
FIG. 9 is a schematic view of the structure of the inner housing of the female connector of FIG. 1;
FIG. 10 is a schematic view of the inner housing of the female harness connector of FIG. 1 from another perspective;
fig. 11 is a schematic structural view of a metal housing of the female connector of the wire harness of fig. 1.
The reference numerals indicate that the outer shell 1, the placement cavity 11, the assembly guide groove 111, the stop groove 112, the fixing clamping groove 113, the limiting step 12, the assembly table 13, the separation groove 131, the assembly guide rail 132, the assembly clamping groove 133 and the assembly buckle 134;
the inner housing 2, the limit flange 21, the assembly guide bar 211, the plug cavity 22, the plug guide bar 221, the plug guide groove 222, the plug clamping groove 223, the abutting pressing table 224, the through groove 23, the assembly sliding groove 231, the front stop groove 232, the fixing seat 24, the terminal slot 25, the terminal jack 251, the close-fitting part 252, the wire clamping part 253, the pressing groove 26, the pressing buckle 261 and the extension part 262;
The wire harness connecting device comprises a metal shell 3, a contact spring piece 31, a backstop spring piece 32, a front backstop spring piece 33, a wire harness clamping part 34 and a connecting wire harness 35;
the electric terminal 4, the pressing table 41, the terminal pin 42, the close-fitting end 43 and the terminal clamp 44;
the fixing piece 5, the fixing buckle 51, the compression column 52, the wire clamping cavity 53 and the wiring groove 54.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As shown in fig. 1-11, an embodiment of the utility model relates to a wire harness female connector, which comprises an outer shell 1, an inner shell 2, a metal shell 3, an electric terminal 4 and a fixing piece 5, wherein the outer shell 1 is provided with a positioning cavity 11, one end of the positioning cavity 11 penetrates through the outer shell 1 in the length direction, one end of the positioning cavity 11 is provided with a limiting step 12, the inner shell 2 is arranged in the positioning cavity 11, one end of the inner shell 2 is provided with a limiting flange 21, the limiting flange 21 is used for being matched on the limiting step 12 to limit the inner shell 2 in the positioning cavity 11, one side, close to the limiting flange 21, of the inner shell 2 is provided with a plug cavity 22, two sides of the inner shell 2 are provided with through grooves 23, one end of the through grooves 23 is communicated with the plug cavity 22, one end of the inner shell 2 is provided with a fixing seat 24, one end of the terminal slot 25 is communicated with the plug cavity 22, the metal shell 3 is arranged in the positioning cavity 11, one end of the terminal slot 25 is provided with the metal shell 2, the other end is connected with the plug cavity 2 through the metal shell 2, the metal shell 2 is arranged in the plug cavity 2, one end is covered by the metal shell 2, and is arranged in the plug cavity 2, and is in the metal shell 2, and is in contact with the plug cavity 2, and is fixed in the plug cavity 2, and is in contact with the metal shell 2, and is in the plug cavity 2, and is in contact with the fixing piece, and is provided with the metal shell 2. The embodiment is applied to the new energy automobile, has small overall dimension, compact structure, space saving and convenient installation, and meets the requirements of a vehicle-mounted system on power supply and signals. The production is convenient, the assembly is convenient, and the structure cost is low.
The design of the inner housing 2 is covered by the metal housing 3 in the connector of the embodiment, and the contact spring piece 31 arranged on the metal housing 3 can reliably contact with the electric terminal 4, so that good electric connection is ensured. Meanwhile, the limiting flange 21 arranged on the inner shell 2 is matched with the limiting step 12 of the placement cavity 11, the inner shell 2 is firmly limited in the placement cavity 11, the problem that the power connection terminal 4 is loose and falls off is avoided, and the reliability of connection is greatly improved.
In the above embodiment, one end of the outer casing 1 is designed to penetrate in the length direction, so that the cable can freely penetrate out from one end of the outer casing 1, and the problem of damage caused by overlarge bending of the cable is avoided. Meanwhile, the coating design of the metal shell 3 can effectively isolate external electromagnetic interference, and improves the anti-interference performance of the whole connector system. In addition, the metal shell 3 can also play a good role in dustproof and waterproof protection, so that the use reliability of the connector in a severe environment is greatly improved.
In the above embodiment, the connector adopts the design of a plurality of structural members such as the inner shell 2, the metal shell 3 and the fixing piece 5, and the components are matched with each other, so that a compact and integrated integral structure is formed. The connector not only improves the overall strength and rigidity of the connector, but also greatly reduces the volume and weight of the connector, and is convenient to install and use in a narrow space.
In the above embodiment, the connector employs the fixing member 5 to fix the inner housing 2 within the outer housing 1 so that the inner components can be easily removed and replaced. The connector is convenient to debug and overhaul in the production process, the maintenance convenience of the connector in the use process is greatly improved, and the maintenance cost is greatly reduced.
The above embodiment realizes a plurality of technical advantages such as reliable connection performance, excellent protection performance, excellent structural compactness, excellent maintainability, good compatibility and the like through ingenious structural designs of the inner and outer shells 1, the metal shell 3, the electric terminal 4, the fixing piece 5 and the like, and provides a high-performance and high-reliability connection solution for various electric systems.
Referring to fig. 8, an assembling table 13 is disposed at one side of the outer casing 1, the assembling table 13 is penetrated with a separation groove 131 along the length direction of the outer casing 1 to form two mutually symmetrical assembling guide rails 132, the assembling guide rails 132 are provided with assembling clamping grooves 133 for assembling and fixing the outer casing 1 on a device, and specifically, an assembling buckle 134 is disposed at one side of the outer casing 1 facing the separation groove 131. In this embodiment, two assembly rails 132 provided on the assembly table 13 and an assembly slot 133 provided on the rails provide a simple and reliable fixing manner for the connector to be mounted. The user simply aligns the mounting rail 132 of the connector with the mounting slot on the device and then easily snaps the connector into place without requiring additional complicated mounting steps. Meanwhile, the assembly buckle 134 on the outer shell 1 can further strengthen the fixation between the connector and the device, so that the overall installation stability is improved. The symmetrical design of the mounting rail 132 allows the connector to be quickly positioned and aligned with the mounting card slot on the device. The user simply inserts the connector without the need for cumbersome adjustment and alignment procedures. This quick positioning and alignment capability greatly improves the efficiency of connector installation, particularly in a production line.
The arrangement cavity 11 is provided with an assembly guide groove 111, one end of the assembly guide groove 111 penetrates through the limiting step 12, two sides of the limiting flange 21 are provided with assembly guide strips 211, and the inner shell 2 is slidably assembled in the assembly guide groove 111 through the assembly guide strips 211. In this embodiment, the assembly guiding groove 111 penetrates through the limiting step 12 and cooperates with guiding strips on two sides, so as to provide accurate positioning and guiding functions for the installation of the inner housing 2. The inner housing 2 can accurately slide along the guide grooves and the guide bars into the placement cavity 11, and the installation alignment precision between the inner housing 2 and the outer housing 1 is greatly improved. The accurate positioning is helpful to ensure the matching degree between the internal structural components, and improves the assembly quality of the whole connector. The design of the guide grooves and the guide strips makes the installation of the inner shell 2 simple and efficient. The user simply aligns the inner housing 2 with the guide grooves and then slides it easily along the guide grooves and guide bars into the placement cavity 11. The convenient assembling process greatly shortens the assembling time of the connector and improves the production efficiency. Meanwhile, the operation difficulty is reduced, and the assembly error caused by human factors is reduced. The limiting step 12 cooperates with a limiting flange 21 on the inner housing 2 to reliably limit the inner housing 2 in the placement cavity 11. And the sliding design of the fitting guide groove 111 and the guide bar ensures the stability and positioning accuracy of the inner housing 2 during the mounting process. The reliable limiting and fixing mechanism ensures stable matching among all internal structural components and improves the overall reliability of the connector.
The inner wall of the placement cavity 11 is provided with a retaining groove 112 and a fixing clamping groove 113, the metal shell 3 is provided with a retaining elastic piece 32, one end of the retaining elastic piece 32 is abutted against the retaining groove 112, the fixing piece 5 is provided with a fixing buckle 51, and the fixing piece 5 is clamped on the fixing clamping groove 113 through the fixing buckle 51. In this embodiment, the retaining groove 112 and the fixing slot 113 provided on the inner wall of the placement cavity 11, and the retaining spring piece 32 provided on the metal housing 3 form a reliable set of fixing and protecting mechanism. The retaining spring 32 abuts against the retaining groove 112, so that the movement and loosening of the connector caused by external impact or vibration during use can be effectively prevented. The fixing piece 5 is clamped on the fixing clamping groove 113 through the fixing buckle 51, so that the fixing performance and stability of the connector are further enhanced, and safe and reliable operation of the connector in a severe environment is ensured. The fixing piece 5 adopts the design of the double-side fixing buckle 51, so that the fixing stability of the connector can be effectively enhanced. The connector can maintain a stable and reliable connection state under a vibration environment or a severe working condition, and the stability and the reliability of the whole system are improved. Meanwhile, the design of the fixing piece 5 can also effectively prevent the connector from accidentally falling off due to external impact or vibration, so that the durability and the service life of the connector are improved.
Referring to fig. 9-10, the plugging cavity 22 is provided with a plugging guide bar 221 and a plugging guide groove 222, a plugging clamping groove 223 is formed on one side of the plugging cavity 22, which is located on the plugging guide bar 221, an abutting pressing table 224 is formed on one side of the plugging cavity 22, which is located on the through groove 23, an assembling sliding groove 231 is formed on one side of the through groove 23, the assembling sliding groove 231 is used for guiding and assembling the contact spring piece 31 towards the through groove 23, specifically, a front stop groove 232 is formed on the lower side of the assembling sliding groove 231, a front stop spring piece 33 is formed on the metal shell 3, and the front stop spring piece 33 is used for being matched with the front stop groove so as to fix the inner shell 2. In the embodiment, the plugging cavity 22 is provided with a plugging guide bar 221 and a plugging guide groove 222, a plugging clamping groove 223 is formed in one side of the plugging cavity 22, which is located on the plugging guide bar 221, an abutting pressing table 224 is formed in one side of the plugging cavity 22, which is located on the through groove 23, an assembling sliding groove 231 is formed in one side of the through groove 23, the assembling sliding groove 231 is used for guiding and assembling the contact spring piece 31 towards the through groove 23, specifically, a front stopping groove 232 is formed in the lower side of the assembling sliding groove 231, a front stopping spring piece 33 is formed in the metal shell 3, and the front stopping spring piece 33 is used for being matched with the front groove so as to fix the inner shell 2. The plugging slot 223 provided in the plugging chamber 22 can be matched with the snap on the electric terminal 4 to form a reliable plugging and fixing mechanism. This not only can prevent the electrical terminal 4 from accidentally falling off in the use process, but also can ensure the stability of the plug connection, improving the reliability of the whole system. Meanwhile, the abutting pressing table 224 in the plugging cavity 22 can also apply a certain pressure to the electric terminal 4, so that the firmness of plugging connection is further enhanced. The assembly provided on one side of the through slot 23 slides into the slot 231 to provide a simple and efficient guide path for the assembly of the contact spring 31. The contact spring piece 31 can accurately enter the preset position only by being assembled along the direction of the sliding-in groove towards the through groove 23, so that the convenience and the efficiency of assembly are greatly improved. Meanwhile, the design of the front stop groove 232 and the front stop spring piece 33 can also reliably fix the inner shell 2 in the metal shell 3, so that the stability of the whole connector structure is ensured. The fitting provided on one side of the through groove 23 slides into the groove 231, making full use of the space layout inside the connector. This not only improves the assembly efficiency of the contact spring 31, but also optimizes the internal structural design of the entire connector, reduces the overall size of the connector, and improves the space utilization. This is particularly important where installation in a small space is required. Accurate grafting location, stable grafting are fixed and reliable inner structure is fixed, have ensured high reliability and the durability of whole connector in the use jointly. Even under abominable operational environment, the connector can also keep stable and reliable connected state, has improved the life of system greatly.
The one end of inner housing 2 is provided with compresses tightly recess 26, compress tightly the recess 26 and be provided with compress tightly buckle 261, compress tightly the one end of buckle 261 and extend to terminal slot 25, connect electric terminal 4 to be provided with and compress tightly bench 41, compress tightly the one end butt of buckle 261 and compress tightly bench 41 to will connect electric terminal 4 to fix in terminal slot 25. Specifically, the compression buckle 261 is provided with an extension portion 262, the extension portion 262 extends toward the outer side surface of the inner housing 2 and is relatively flush with the outer side surface of the inner housing 2, and a partition groove is disposed between the extension portion 262 and a wall surface of the compression groove 26. In this embodiment, the pressing buckle 261 disposed in the pressing groove 26 cooperates with the pressing table 41 of the electrical terminal 4 to firmly fix the electrical terminal 4 in the terminal slot 25. Through the butt effect of compressing tightly buckle 261, formed reliable mechanical connection between electric terminal 4 and the inner shell 2, prevent that the terminal from taking place not hard up or coming off under vibration or exogenic action, ensure the stability and the reliability of connector. The design of the compression buckle 261 allows one end thereof to extend into the terminal slot 25 to contact the compression land 41 of the electrical terminal 4. The size of the pressing force can be precisely controlled by reasonably adjusting the structure and the materials of the pressing buckle 261. This precise compression force control ensures good electrical contact between the electrical terminals 4 and the connector, improving the stability and conductivity of the connection. The extension 262 of the compression buckle 261 extends towards the outer side of the inner housing 2 and is relatively flush with the outer side of the inner housing 2, while a spacer groove is provided. Such a design enables the connector to accommodate different sizes and shapes of the electrical terminals 4. Whether terminals of different thickness or terminals of a special shape, a suitable position can be found in the pressing groove 26, ensuring a firm fixation of the terminals. The design of the pressing groove 26 and the pressing buckle 261 arranged on the inner shell 2 of the connector makes the assembly and maintenance of the electric terminal 4 more convenient. The user only needs to insert the electrical terminal 4 into the terminal slot 25, and then press the pressing buckle 261 against the pressing table 41, so that the assembly of the connector can be completed quickly. When the electric terminal 4 needs to be maintained or replaced, the electric terminal 4 can be easily detached and replaced only by loosening the pressing buckle 261.
The terminal slot 25 comprises a terminal insertion hole 251, a tight-fit part 252 and a wire clamping part 253 which are communicated in sequence, the electric terminal 4 comprises a terminal contact pin 42, a tight-fit end 43 and a terminal wire clamp 44, one end of the terminal contact pin 42 is inserted into the terminal insertion hole 251 and extends into the insertion cavity 22, the tight-fit end 43 is arranged in the tight-fit part 252, and the terminal wire clamp 44 is arranged in the wire clamping part 253. In this embodiment, the terminal pins 42 are inserted into the terminal insertion holes 251 and extend into the insertion cavities 22, so that good electrical contact can be achieved with the corresponding connector, and reliable electrical conductivity between the terminals in the connector is ensured. Such a precise electrical connection helps to improve the transmission performance and stability of the overall system. The fitting end 43 is provided at the fitting portion 252, and can be fitted with the pressing structure of the inner housing 2 to reliably fix the power receiving terminal 4 in the terminal slot 25. The mechanical fixing can not only prevent the loosening or falling-off of the electric terminal 4 in the use process, but also ensure the stable contact between the electric terminal 4 and the inner shell 2, thereby improving the reliability of the connector. The terminal clip 44 is provided in the clip portion 253, and can reliably fix the connecting wire to the power receiving terminal 4. The reliable cable connection mechanism ensures that the electric wires of the whole connector system are not accidentally dropped in the use process, and improves the stability and the service life of connection. The three-section design (jack, tight-fitting part 252 and wire clamping part 253) of the terminal slot 25 makes full use of the space layout inside the connector, and realizes the organic integration of key structural components such as terminals, cables and the like. The optimized internal structure design not only improves the overall reliability of the connector, but also reduces the size of the connector and improves the space utilization efficiency.
Referring to fig. 11, one end of the metal case 3 is provided with a wire harness holding portion 34, the wire harness holding portion 34 is provided with a connection wire harness 35, and one end of the connection wire harness 35 is connected with the electrical terminal 4. Further, the fixing member 5 is provided with a pressing post 52, a wire clamping cavity 53 is arranged at the lower side of the pressing post 52, the wire harness clamping portion 34 is used for fixing the connecting wire harness 35 in the wire clamping cavity 53, one end of the pressing post 52 presses the inner shell 2, one side of the wire clamping cavity 53 is provided with a wire groove 54, and the wire groove 54 is used for leading out one end of the connecting wire harness 35. In the present embodiment, the wire harness holding portion 34 is provided at one end of the metal housing 3, and the connection wire harness 35 can be firmly fixed in the wire clamping chamber 53. The reliable wire harness fixing mechanism not only can prevent the wire harness from accidentally moving or falling off in the using process, but also can ensure stable connection between the wire harness and the electric connection terminal 4, and improves the reliability of the whole connector system. The compression column 52 provided on the fixing member 5 can reliably compress the inner housing 2 in the metal housing 3, resulting in a compact internal structural arrangement. Meanwhile, the design of the wire clamping cavity 53 provides a special fixing space for the connecting wire harness 35, space resources inside the connector are effectively utilized, and the overall structural design is optimized. The optimized internal layout not only improves the reliability of the connector, but also reduces the overall size of the connector and improves the space utilization efficiency.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421287421.2U CN222749752U (en) | 2024-06-06 | 2024-06-06 | Harness female connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421287421.2U CN222749752U (en) | 2024-06-06 | 2024-06-06 | Harness female connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222749752U true CN222749752U (en) | 2025-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421287421.2U Active CN222749752U (en) | 2024-06-06 | 2024-06-06 | Harness female connector |
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| Country | Link |
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| CN (1) | CN222749752U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120527707A (en) * | 2025-07-28 | 2025-08-22 | 浙江众志汽车电器有限公司 | Detachable connector of labor-saving mechanism |
-
2024
- 2024-06-06 CN CN202421287421.2U patent/CN222749752U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120527707A (en) * | 2025-07-28 | 2025-08-22 | 浙江众志汽车电器有限公司 | Detachable connector of labor-saving mechanism |
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