CN221150328U

CN221150328U - Through hole connector with anti-rotation structure

Info

Publication number: CN221150328U
Application number: CN202323066946.1U
Authority: CN
Inventors: 王建辉; 王建煜
Original assignee: Shenzhen Gvtong Electronic Technology Co ltd
Current assignee: Shenzhen Gvtong Electronic Technology Co ltd
Priority date: 2023-11-13
Filing date: 2023-11-13
Publication date: 2024-06-14
Anticipated expiration: 2033-11-13

Abstract

The utility model discloses a via connector with an anti-rotation structure, which comprises: a plurality of via terminals, each of the via terminals including a tubular wiring portion and a planar docking portion; the insulation body comprises an installation part installed on an installation plate of the equipment, a strip-shaped limit groove is formed in the end part of the installation part, the butt joint part penetrates through the limit groove, and two side walls of each limit groove are clamped on two sides of the corresponding butt joint part so as to limit the through hole terminal to rotate relative to the insulation body. The through hole connector with the anti-rotation structure effectively solves the problem that the through hole connector cannot control rotation of an inserted wire harness, and enables the wire harness connection to be more stable.

Description

Through hole connector with anti-rotation structure

Technical Field

The utility model relates to the technical field of connectors, in particular to a via connector with an anti-rotation structure.

Background

A via connector is an important electronic component for connecting components and assemblies at different levels or locations on a circuit board. They are commonly used to transfer power, signals, or data from one location to another. The via connector has the advantages of simple structure, convenient use, strong adaptability and the like, and is widely applied to the fields of automobiles, aerospace, electronic communication and the like.

However, existing via connectors have some drawbacks. The most important problem is that the rotation of the inserted wire harness cannot be controlled. When the wire harness is inserted into the via connector, the wire harness is easily turned due to the limitation of the internal structure of the connector. The rotation can produce adverse effect on the electrical connection of the wire harness, and the wire harness is twisted, poor in contact and even electric leakage can be caused when the wire harness is severe, so that safety accidents such as fire disaster and the like are caused.

The above disadvantages are to be improved.

Disclosure of utility model

In order to solve the problem that the rotation of the inserted wire harness cannot be controlled in the through hole connector in the prior art, the utility model provides the through hole connector with the anti-rotation structure, which can control the inserted wire harness not to rotate, improve the electrical connection stability of the wire harness and avoid the occurrence of safety problems such as electric leakage and fire.

The technical scheme of the utility model is as follows:

a via connector with anti-rotation structure, comprising:

a plurality of via terminals, each of the via terminals including a tubular wiring portion and a planar docking portion;

The insulation body comprises an installation part installed on an installation plate of the equipment, a strip-shaped limit groove is formed in the end part of the installation part, the butt joint part penetrates through the limit groove, and two side walls of each limit groove are clamped on two sides of the corresponding butt joint part.

Further, the insulation body further comprises a protective shell formed by downward extension of the installation portion and a plug-in portion formed by upward extension of the installation portion, a containing cavity for containing the wire harness is formed in the protective shell, a butt-joint cavity for containing the butt-joint portion is formed in the plug-in portion, and the limiting groove is formed in the end portion of the plug-in portion and is communicated with the butt-joint cavity.

Furthermore, the plug-in parts are provided with a plurality of plug-in parts, and each plug-in part is internally provided with a wiring part for respectively accommodating the corresponding via hole terminals in the butt-joint cavity.

Further, the butt joint portion is provided with a plate surface and a plate edge, and corresponding to each of the through Kong Duanzi, the plug-in connection portion extends upwards and obliquely towards the butt joint cavity to form two opposite cantilevers, and the two cantilevers are located on two sides of the plate edge of the butt joint portion.

Further, the via terminal further comprises a fixing portion, the wiring portion is formed by extending downwards from the fixing portion, the abutting portion is formed by extending upwards from the fixing portion, two sides of the fixing portion are respectively recessed to form two limiting grooves, and the two cantilevers are respectively abutted upwards to the two limiting grooves.

Further, the free end of each cantilever comprises a first resisting part formed by the top surface and a second resisting part formed by the side surface adjacent to the top surface of the free end and close to one side of the abutting cavity, the first resisting part is abutted upwards to the bottom surface of the limiting groove, and the second resisting part is abutted to the side surface of the limiting groove along the direction of the abutting cavity.

Further, the first resisting part is perpendicular to the second resisting part.

Further, the fixing portion includes a transition region formed by extending from two sides of the board of the abutting portion downwards and towards directions away from each other to the wiring portion, a third resisting portion is formed by extending downwards from the side wall of the limiting groove and downwards along the inclined direction of the transition region, and the third resisting portion is in downward abutting connection with the transition region.

Further, the end of the plugging portion is covered on the abutting cavity in a plate shape, first ribs protrude from the end of the plugging portion along two side walls of the limiting groove towards the abutting cavity respectively, two opposite side surfaces of the first ribs are clamped on two sides of the plate surface of the abutting portion, and the third resisting portion is arranged on the first ribs.

Further, both ends of the first convex rib are connected to the inner side wall of the butt joint cavity, second convex ribs protrude from the end part of the plug-in connection part towards the butt joint cavity respectively, one end of each second convex rib is connected to the inner side wall of the butt joint cavity, and the other end of each second convex rib is connected to the first convex rib.

Furthermore, the via terminals are formed by punching copper pipes, and the transition areas of the via terminals are symmetrically arranged along the two sides of the plate surface of the butt joint part.

Further, a plurality of via terminals are arranged side by side along the width direction, a plurality of plug-in parts are arranged corresponding to each via terminal, each limiting groove penetrates through the plug-in parts along the side by side direction of Kong Duanzi, and the cantilever is positioned at two open ends of the limiting groove and is positioned on the same plane with a plurality of via terminals.

Further, blocking walls are arranged at the two open ends of the limiting groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. The end part of the plugging part of the insulating body is provided with the strip-shaped limiting groove which is communicated with the butting cavity, so that the butting part of the via hole terminal passes through the limiting groove and is clamped between the two side walls of the limiting groove, the rotation of the via hole terminal relative to the insulating body is limited, the problem that the via hole connector cannot control the rotation of the inserted wire harness is effectively solved, and the wire harness connection is more stable;

2. The wiring part of the via terminal is accommodated in the accommodating cavity of the insulating body, so that the electrical protection effect is achieved;

3. The creepage distance between adjacent via terminals is increased by independently accommodating the wiring part of each via terminal in the corresponding plug-in part;

4. the two cantilevers are arranged to be abutted against two sides of the plate edge of the through hole terminal fixing part so as to limit the through hole terminal to shake along the direction of the plate edge, and the position and the accuracy of the through hole terminal are ensured;

5. simple structure, the subassembly is few, the production of being convenient for.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model with the via terminals removed;

FIG. 4 is a cross-sectional view of another view of the present utility model;

FIG. 5 is a schematic diagram of a via terminal according to the present utility model;

FIG. 6 is a schematic view of an insulation body according to the present utility model;

Fig. 7 is a schematic structural diagram of another view of the insulation body according to the present utility model.

In the drawing of the figure,

1. A via terminal; 11. a wiring section; 12. a butt joint part; 13. a fixing part; 131. a limit groove; 132. a transition zone; 2. an insulating body; 21. a mounting part; 22. a protective shell; 221. a housing chamber; 23. a plug-in part; 231. a butt joint cavity; 232. a limit groove; 233. a third resisting part; 234. a first rib; 235. a second rib; 236. a retaining wall; 24. a cantilever; 241. a first resisting part; 242. a second resisting part; 3. and a wire harness.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, it is stated that the embodiments described below are only for explaining the present utility model and are not intended to limit the present utility model.

It should be noted that, the terms "mounted," "configured," "connected," "fixed," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The direction or position relationship is based on the direction or position relationship shown in the drawings, or the direction or position relationship which is commonly put when the application product is used, or the direction or position relationship which is commonly understood by those skilled in the art, or the direction or position relationship which is commonly put when the application product is used, only for the convenience of describing the application and simplifying the description, but does not indicate or imply that the device or element in question must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the application. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

Referring to fig. 1 to 7, the present embodiment provides a via connector with an anti-rotation structure, which includes a plurality of via terminals 1 and an insulating body 2. Each of the via terminals 1 includes a tubular connection portion 11 and a flat-shaped abutting portion 12, the connection portion 11 being connected to the wire harness 3, the abutting portion 12 having a plate surface and a plate edge. The insulator 2 comprises a mounting part 21 mounted on a mounting plate of equipment, a protective shell 22 formed by extending downwards from the mounting part 21, and a plug part 23 formed by extending upwards from the mounting part 21, wherein a containing cavity 221 for containing the wire harness 3 is formed in the protective shell 22, a butting cavity 231 for containing the butting part 12 is formed in the plug part 23, an elongated limiting groove 232 is formed in the end part of the plug part 23 and communicated with the butting cavity 231, the butting part 12 penetrates through the limiting groove 232, and two side walls of each limiting groove 232 are clamped on two sides of a plate surface of the corresponding butting part 12 so as to limit the rotation of the via terminal 1 relative to the insulator 2. The utility model plays an electric protection role by accommodating the wiring part 11 of the via terminal 1 in the accommodating cavity 221; through setting up the both sides wall centre gripping of spacing groove 232 in the face both sides of corresponding butt joint portion 12 in order to restrict the rotation of via hole terminal 1 for insulator 2, effectively solved the unable control of via hole connector and inserted pencil 3 pivoted problem for pencil 3 connects more stably.

In one embodiment, a plurality of plugging portions 23 are provided, and each plugging portion 23 is provided with a docking cavity 231 therein for respectively accommodating the wiring portion 11 of the corresponding via terminal 1. By individually housing the wiring portion 11 of each via terminal 1 in the corresponding insertion portion 23, the creepage distance between the adjacent via terminals 1 can be increased.

Referring to fig. 2 and 5, in one embodiment, the plugging portion 23 extends upward and obliquely toward the mating cavity 231 to form two opposite cantilevers 24 corresponding to each via terminal 1, and the two cantilevers 24 are located at two sides of the board edge of the mating portion 12. Specifically, the via terminal 1 further includes a fixing portion 13, the wiring portion 11 extends downward from the fixing portion 13, the abutting portion 12 extends upward from the fixing portion 13, two sides of the fixing portion 13 are respectively recessed to form two limiting grooves 131, and the two cantilevers 24 are respectively abutted upward to the two limiting grooves 131. Through setting up two cantilever 24 butt in the board edge both sides of fixed part 13 to restrict the via hole terminal 1 and rock along board edge direction, guarantee the position degree, the precision of via hole terminal 1.

Referring to fig. 3, the free end of each cantilever 24 includes a first resisting portion 241 formed on the top surface and a second resisting portion 242 formed on a side surface adjacent to the top surface of the free end and close to the abutting cavity 231, wherein the first resisting portion 241 is abutted upward against the bottom surface of the limiting groove 131 to limit the via terminal 1 from being separated from the abutting cavity 231 upward, and the second resisting portion 242 is abutted against the side surface of the limiting groove 131 along the direction of the abutting cavity 231 to limit the via terminal 1 from swinging along the board edge direction, so as to ensure the position and accuracy of the via terminal 1. Meanwhile, the first resisting part 241 and the second resisting part 242 are vertically arranged, and the vertical arrangement has strong resisting force, so that the via terminal 1 is not easy to loose.

Referring to fig. 4 and 5, further, the fixing portion 13 includes a transition region 132 extending from two sides of the board surface of the abutting portion 12 downward and away from each other to the wiring portion 11, a third resisting portion 233 extending downward from a sidewall of the limiting groove 232 and along an oblique direction of the transition region 132, and the third resisting portion 233 abuts downward against the transition region 132 to limit upward movement of the via terminal 1.

Referring to fig. 6 and 7, in one embodiment, the end of the plugging portion 23 is covered on the docking cavity 231 in a plate shape, first ribs 234 protrude from the end of the plugging portion 23 along two side walls of the limiting groove 232 toward the docking cavity 231, two opposite side surfaces of the two first ribs 234 are clamped on two sides of the plate surface of the docking portion 12, and the third resisting portion 233 is disposed on the first ribs 234. Through setting up first fin 234 and extending along the lateral wall of spacing groove 232, make two opposite both sides face centre gripping of two first fins 234 in the both sides of butt joint portion 12 face, increased the area of spacing groove 232 centre gripping butt joint portion 12 face to better restriction via hole terminal 1 rotates for insulator 2.

Wherein, both ends of the first rib 234 are connected to the inner sidewall of the docking cavity 231, and the end of the plugging portion 23 protrudes from the end of the plugging portion towards the docking cavity 231 to form second ribs 235, one end of each second rib 235 is connected to the inner sidewall of the docking cavity 231, and the other end of each second rib 235 is connected to the first rib 234. The first ribs 234 are connected with the inner side wall of the abutting cavity 231 through the second ribs 235, so that the strength of the end part of the plug-in connection part 23 can be enhanced, and the plug-in connection part is not easy to deform during injection molding.

Referring to fig. 4, in one embodiment, the via terminals 1 are formed by punching copper tubes, and the transition regions 132 of each via terminal 1 are symmetrically disposed along two sides of the board of the abutting portion 12, so as to ensure that the position of the via terminal 1 is accurate when the transition regions 132 are matched with the third resisting portion 233, and the via terminal 1 cannot be deviated due to uneven stress on two sides of the board of the abutting portion 12.

Referring to fig. 3 and 6, in one embodiment, a plurality of via terminals 1 are arranged side by side along a width direction, a plurality of plugging portions 23 are disposed corresponding to each via terminal 1, each limiting groove 232 penetrates through the plugging portion 23 along the side by side direction of the via terminal 1, and the cantilever 24 is located at two open ends of the limiting groove 232 and on the same plane with the plurality of via terminals 1, so as to increase a creepage distance between the via terminals 1. Meanwhile, the two open ends of the limiting groove 232 are further provided with blocking walls 236, the blocking walls 236 are located on the outer sides of the cantilever 24, and the blocking walls 236 can further increase the creepage distance between the via terminals 1.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.

Claims

1. A via connector having an anti-rotation structure, comprising:

2. The via connector with an anti-rotation structure according to claim 1, wherein the insulating body further comprises a protective housing formed by extending the mounting portion downward and a plug portion formed by extending the mounting portion upward, a receiving cavity for receiving a wire harness is formed in the protective housing, a docking cavity for receiving the docking portion is formed in the plug portion, and the limit groove is formed at an end portion of the plug portion and is communicated with the docking cavity.

3. The via connector with anti-rotation structure according to claim 2, wherein a plurality of plug-in parts are provided, and each plug-in part is provided with a connection part in which the corresponding via terminal is respectively accommodated in the mating cavity.

4. The via connector with anti-rotation structure according to claim 2, wherein the mating portion has a plate surface and a plate edge, and the plugging portion extends upward and obliquely toward the mating cavity to form two oppositely disposed cantilevers corresponding to each of the through-holes Kong Duanzi, the two cantilevers being located on both sides of the plate edge of the mating portion;

The via terminal further comprises a fixing portion, the wiring portion extends downwards from the fixing portion to form, the abutting portion extends upwards from the fixing portion to form, two sides of the fixing portion are respectively recessed to form two limiting grooves, and the two cantilevers are respectively abutted upwards to the two limiting grooves.

5. The via connector with anti-rotation structure according to claim 4, wherein the free end of each cantilever includes a first abutment portion formed by a top surface, a second abutment portion formed by a side surface adjacent to the top surface of the free end and adjacent to the side of the mating cavity, the first abutment portion abutting upward against the bottom surface of the limiting groove, the second abutment portion abutting against the side surface of the limiting groove in the direction of the mating cavity.

6. The via connector with anti-rotation structure according to claim 5, wherein the first abutment is disposed perpendicular to the second abutment.

7. The via connector with anti-rotation structure according to claim 5, wherein the fixing portion includes a transition region extending downward from two sides of the board surface of the abutting portion and away from each other to the wiring portion, and a third abutment portion extending downward from a sidewall of the limiting groove and along an oblique direction of the transition region, and the third abutment portion abuts downward on the transition region.

8. The via-hole connector with the anti-rotation structure according to claim 7, wherein the end portion of the plugging portion is covered on the abutting cavity in a plate shape, first ribs protrude from the end portion of the plugging portion toward the abutting cavity along two side walls of the limiting groove, two opposite side surfaces of the first ribs are clamped on two sides of the plate surface of the abutting portion, and the third resisting portion is arranged on the first ribs.

9. The via connector with anti-rotation structure according to claim 4, wherein a plurality of via terminals are arranged side by side in a width direction, a plurality of plugging portions are provided corresponding to each via terminal, each of the limiting grooves penetrates through the plugging portion in a side by side direction of Kong Duanzi, and the cantilever is located at two ends of the opening of the limiting groove and is located on the same plane with the plurality of via terminals.

10. The via connector with anti-rotation structure according to claim 9, wherein blocking walls are provided at both open ends of the limiting groove.