CN212991342U - Conductive component - Google Patents

Abstract

The embodiment of the application provides a conductive component, which comprises a body with a hollow inner cavity; a floating plate located at one side of the body; the cover plate is positioned on one side of the body, which is far away from the floating plate; a core accommodated in the hollow cavity and a conductive member accommodated and fixed in the core; the conductive piece comprises a contact end corresponding to the test fixture and a detection end corresponding to the product; the floating plate is configured to float relative to the body in the extending direction of the conductive piece, and the detection end of the conductive piece can extend out of the side surface of the floating plate, which is far away from the body, at the position of the floating plate, which is close to the body; the positioning structure comprises a convex wall extending outwards from the body and a groove formed in the floating plate and matched with the convex wall and used for inserting the convex wall. This electrically conductive subassembly passes through the cooperation between protruding wall and the recess, can realize the location between floating plate and the body, ensures that the floating plate normally floats from top to bottom, avoids the floating plate bending deformation to appear, prevents that the floating plate from producing the bite.

Description

Conductive component

Technical Field

The utility model relates to a detect technical field, especially relate to an electrically conductive subassembly.

Background

Currently, most electronic devices need to be tested before being shipped out of a factory. The technical means in the prior art is that the product is detected by connecting the electric connection end of the product to be detected with the detection end of the conductive piece in the conductive piece assembly in a compression mode.

In order to achieve more accurate alignment between an electrical connection end of a product and a conductive device in a conductive device assembly, as shown in fig. 1 to 4, a conductive device assembly 100 in the prior art includes a body 110, a floating plate 120, a cover plate 130, a core 140, and a conductive device 150 in the core 140, wherein a plurality of through holes 131 are formed in the cover plate 130 and are corresponding to contact end portions of the conductive device 150, and the contact end portions of the conductive device 150 penetrate through the through holes 131 formed in the cover plate 130 to be connected with a testing device, so that the conductive device 150 is limited and fixed. The technical scheme in the prior art has certain defects, for example, more through holes 131 with the same size need to be formed on the cover plate 130, the processing requirement on the aperture size of the through holes 131 is high, the process is complicated, and the yield is low, and when the conductive pieces 150 are inserted into the through holes 131, because the conductive pieces 150 are made of flexible materials, the adjacent conductive pieces 150 are easily bent and deformed by external force to approach each other in the assembling process, so that the accurate alignment test cannot be performed, and the product detection efficiency is affected; in addition, as shown in fig. 1 to 3, step screws 160 disposed at four opposite corners of the floating plate 120 are generally used for positioning and fixing between the floating plate 120 and the body 110 in the conductive device assembly 100 in the prior art, and after long-term use, under the influence of the size of the floating plate 120, the material of the step screws 160, and the friction force of the step screws 160, the floating plate 120 may be bent or the floating plate 120 may be inclined, so that the floating plate 120 cannot float up and down horizontally, and the floating plate 120 is easily jammed with the step screws 160 when floating up and down.

Therefore, in order to overcome the technical defects of the prior art, a new conductive device assembly needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrically conductive subassembly to solve the problem of easy bite when floating board fluctuates from top to bottom.

To achieve at least one of the above objects, the present application provides a conductive member assembly including a body having a hollow interior; a floating plate located at one side of the body; the cover plate is positioned on one side of the body, which is far away from the floating plate; the core is accommodated in the hollow inner cavity, and the conductive piece fixed in the core is accommodated; the conductive piece comprises a contact end corresponding to the test fixture and a detection end corresponding to the product; the floating plate is configured to float relative to the body in the extending direction of the conductive piece, and the detection end of the conductive piece can extend out of the side surface of the floating plate, which is far away from the body, at the position of the floating plate, which is close to the body; the positioning structure comprises a convex wall extending outwards from the body and a groove formed in the floating plate and matched with the convex wall and used for inserting the convex wall.

In a preferable mode, the body comprises a hollow-out part for the conductive piece to pass through, and the convex wall is formed by extending the edge of the hollow-out part of the body to one side close to the floating plate.

In a preferable mode, the hollow portion of the body includes an attaching portion attached and fixed to the conductive member, the protruding wall is a continuous annular structure formed by extending the attaching portion to a side close to the floating plate, and the protruding wall is configured to surround an outer side of the conductive member.

In a preferable scheme, the floating plate comprises a limit screw which is fixedly combined with the body, the limit screw is arranged in a through hole in the floating plate in a penetrating manner, and a bushing is arranged between the through hole and the limit screw.

In a preferred scheme, the core comprises a plurality of placing grooves which are used for accommodating the conductive piece and are arranged in a separated mode and a plurality of partition walls which are used for separating two adjacent placing grooves; the placing groove penetrates through the side surface of the core; one end of the baffle wall close to the cover plate extends outwards to form an extension wall; the cover plate comprises a long hole which is arranged corresponding to the extension wall.

In a preferable scheme, the extension wall is arranged to protrude out of the baffle wall and forms a step structure in cooperation with the baffle wall; the elongated wall is exposed by the elongated hole, and the blocking wall is blocked by an edge of the elongated hole.

In a preferred embodiment, the end of the extension wall facing away from the receiving groove does not project beyond the surface of the cover plate facing away from the core.

In a preferred aspect, the width of the extension wall is not greater than the width of the detection end of the conductive member.

In a preferred scheme, the core comprises a plurality of placing grooves arranged in two rows; the cover plate is provided with strip holes which are respectively arranged corresponding to the plurality of placing grooves which are arranged in two rows.

In a preferable scheme, an elastic member is arranged between the floating plate and the body, and the acting force direction of the elastic member is along the floating direction of the floating plate.

The beneficial effect of this application is as follows:

the electric conduction component can realize the positioning between the floating plate and the body through the matching between the convex wall and the groove, ensure the floating plate to normally float up and down horizontally, avoid the inclination of the floating plate or the bending deformation of the floating plate, replace the step screw positioning in the prior art through the matching between the convex wall and the groove, and solve the problem that the clamping is easily generated between the floating plate and the step screw in the prior art; in addition, the conductive pieces can be isolated and protected by arranging the extension walls, so that the short circuit caused by the mutual approach of the adjacent conductive pieces is prevented; the long wall can also play a role in assembling and positioning at the same time, rapid assembly can be completed only by arranging the long hole corresponding to the long wall on the cover plate, a plurality of through holes with the same size are not required to be arranged on the cover plate as in the prior art, the condition that the conductive piece is easy to bend due to external force applied to the conductive piece in the assembly process is avoided, the problem that the conductive piece is difficult to assemble in the prior art can be effectively solved, and the assembly efficiency of the conductive piece is improved; meanwhile, only the long holes are formed in the cover plate, the processing requirement of the through holes in the cover plate is reduced, the processing is simple, the design of the conductive components is effectively simplified, the processing difficulty of the conductive components is greatly reduced, and the yield of the conductive components is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 shows a schematic structure of a conductive member assembly in the related art.

Fig. 2 shows an enlarged view at a in fig. 1.

Fig. 3 shows an enlarged view at B in fig. 1.

Fig. 4 shows an enlarged view at C in fig. 1.

Fig. 5 is an exploded view of the conductive member assembly according to an embodiment of the present invention.

Fig. 6 shows an enlarged view at a in fig. 5.

Fig. 7 shows an enlarged view at B in fig. 5.

Fig. 8 shows an enlarged view at C in fig. 5.

Fig. 9 shows an enlarged view at D in fig. 5.

Fig. 10 is a sectional view showing a structure of a conductive member assembly according to an embodiment of the present invention.

Fig. 11 shows an enlarged view at a in fig. 10.

Fig. 12 is a schematic structural view showing the side of the body engaged with the floating plate.

Detailed Description

In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is further noted that, in the description of the present application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In view of the technical problems in the prior art, an embodiment of the present application provides a conductive device assembly 200, as shown in fig. 5-11, the conductive device assembly 200 includes a body 210 having a hollow cavity, a floating plate 220 located on one side of the body 210, and a cover plate 230 located on one side of the body 210 away from the floating plate 220; the testing device further comprises a core 240 accommodated in the hollow cavity and a conductive member 250 accommodated and fixed in the core 240, wherein the conductive member 250 comprises a contact end 251 corresponding to the testing jig and a detection end 252 corresponding to the product; the cover plate 230 is used for fixing the core 240 in the hollow cavity, and limiting and fixing the conductive member 250 to prevent the conductive member 250 from falling off. In one example, conductive member 250 may be a blade probe as shown in fig. 1 or a circular probe. The conductive member 250 is used for realizing the electrical connection between the test fixture and the product. The contact end 251 of the conductive member 250 is electrically connected to the testing jig by protruding out of the surface of the cover plate 230 away from the core 240. The floating plate 220 includes a plurality of pin holes corresponding to the detecting ends 252 of the conductive members 250 one by one, the floating plate 220 is configured to float relative to the body 210 in the extending direction of the conductive members 250, the detecting ends 252 of the conductive members 250 can protrude out of the surface of the floating plate 220 facing away from the body 210 to be electrically connected to the product at the position where the floating plate 220 is close to the body 210, that is, in an initial state, the floating plate 220 is far away from the body 210, the conductive members 250 are hidden in the floating plate 220, the floating plate 220 can protect the conductive members 250, and in an operating state, the floating plate 220 is forced to move close to the body 210, so that the detecting ends 252 of the conductive members 250 protrude out of the surface of the floating plate 220 facing away from the body 210, the detecting ends 252 of the conductive members 250 contact with a B2B (board-to-board connector) or an FPC (Flexible Printed Circuit board) of the product, thereby achieving signal conduction, and begins to test the product.

Through with board 220 and apron 230 float, core 240 and the both sides at body 210 are fixed to electrically conductive 250, be convenient for when electrically conductive 250 damages, only need to change electrically conductive 250 alone, can not influence the assembly precision between board 220 and the body 210 float, and then guarantee to change electrically conductive 250 after, electrically conductive 250 can be direct with the pinhole one-to-one on the board 220 floats, need not further adjust electrically conductive and the pinhole precision on the board that floats, the work efficiency of changing electrically conductive 220 has been improved, and when making things convenient for the later stage change and the maintenance of electrically conductive 220, the stability of testing process has been promoted.

In addition, in this embodiment, a positioning structure 260 is included between the floating plate 220 and the body 210, as shown in fig. 10-11, the positioning structure 260 includes a convex wall 261 extending outward from the body 210, and a groove 262 formed on the floating plate 220 and adapted to the convex wall 261 for inserting the convex wall 261. The positioning structure 260 is used for the groove 262 of the floating plate 220 to abut against the convex wall 261 of the body 210 when the floating plate 220 moves close to the body 210, and the convex wall 261 of the body 210 is inserted into the groove 262 of the floating plate 220, indicating the normal alignment between the floating plate 220 and the body 210.

When the conductive component 200 of this embodiment works, the conductive component 200 is fixed on a testing fixture, the contact end 251 of the conductive component 250 protrudes out of the surface of the cover plate 230 on the side away from the core 240 to be electrically connected with the testing fixture, the conductive component 250 is in compression joint detection with a product, specifically, the product is placed on the floating plate 220, the floating plate 220 is forced to move towards the direction close to the body 210, the groove 262 of the floating plate 220 is attached to the convex wall 261 on the body 210 to achieve alignment between the floating plate 220 and the body 210, and the detection end 252 of the conductive component 250 exposes the surface of the floating plate 220 away from the body 210 to contact with B2B (board to board connector) or FPC (Flexible Printed Circuit board) of the product (e.g., liquid crystal module) to achieve signal conduction, and the product is detected by the testing fixture.

The conductive component assembly 200 of this embodiment can realize the positioning between the floating plate 220 and the body 210 by the matching between the convex wall 261 and the concave groove 262, ensure the floating plate 220 to float up and down in normal level, avoid the floating plate 220 from inclining, replace the scheme of positioning between the floating plate and the body through a step screw in the prior art, and solve the problem that the floating plate is bent and deformed or the step screw and the floating plate are easily jammed due to the influence of the size of the floating plate, the material of the step screw or the friction force of the step screw in the prior art; the protruding wall 261 and the groove 262 of the conductive component 200 are less affected by the deformation of the floating plate 220, so that the floating plate 220 is ensured not to be jammed, the floating plate 220 is ensured to float smoothly, the service life of the floating plate 220 is prolonged, and the reliability of the conductive component 200 is ensured. In addition, in the conductive component 200 of this embodiment, the floating plate 220 and the body 210 are mainly positioned by matching the protruding wall 261 and the groove 262, and step screws are not needed for positioning, so that dependence on the step screws is reduced, the requirement for the holes of the through holes for fixing the step screws is reduced, and the processing difficulty of the conductive component is further reduced.

In a specific embodiment, the body 210 includes a hollow portion 211 for the conductive member 250 to pass through, and the protruding wall 261 is formed by extending an edge of the hollow portion 211 of the body 210 to a side close to the floating plate 220. In another specific embodiment, the hollow portion 211 of the body 210 includes an attaching portion 212 attached to the conductive member 250, and the protruding wall 261 is a continuous ring structure formed by extending the attaching portion 212 to a side close to the floating plate 220, and the protruding wall 261 is configured to surround the outer side of the conductive member 250. The protruding wall 261 formed on the attaching portion 212 of the main body 210 in this embodiment may not only cooperate with the groove 262 on the floating plate 250 to achieve alignment and fixation between the floating plate 220 and the main body 210, but also protect the conductive members 250, so as to prevent the detecting end 252 of the conductive member 250 from being bent or the adjacent conductive members 250 from approaching each other under the influence of an external force. In addition, the convex wall 261 on the body 210 and the concave groove 262 on the floating plate 220 in this embodiment are formed around the conductive member 250, so as to further reduce the influence of the convex wall 261 and the concave groove 262 on the deformation of the floating plate 220, and avoid the jamming of the floating plate 220.

In a specific embodiment, the floating plate 220 includes a limit screw 221 fixed to the body 210, the limit screw 221 is used for axially limiting the moving range of the floating plate 220, the limit screw 221 is inserted into a through hole 222 of the floating plate 220, a bushing 223 is included between the through hole 222 and the limit screw 221, and an end of the bushing 223 far from the body 210 includes a limit table 224 for limiting the maximum stroke of the floating plate 220. This embodiment further reduces the jamming of floating plate 220 by axially limiting the floating range of floating plate 220 using bushing 223 in cooperation with set screw 221. In addition, since the positioning and matching between the floating plate 220 and the body 210 in this embodiment are mainly realized by the groove 262 on the floating plate 220 and the convex wall 261 of the body 210, the limit screw 221 in this embodiment only needs to play a role of axial limit, so that the requirement for processing the aperture of the through hole 222 on the floating plate 220 can be reduced, and the processing difficulty of the floating plate 220 can be further reduced.

In a specific embodiment, as shown in fig. 5 to 12, the core 240 includes a plurality of spaced apart placement grooves 241 for accommodating the conductive members 250, and a plurality of partition walls 242 for partitioning two adjacent placement grooves 241, wherein the partition walls 242 are used for isolating the conductive members 250 in the two adjacent placement grooves 241 and preventing the adjacent conductive members 250 from contacting and causing short circuit. In addition, the placement groove 241 penetrates through the side surface of the core 240, that is, the core 240 includes a bottom wall portion corresponding to the test fixture and a top wall portion corresponding to the product, and the placement groove 241 penetrates through the bottom wall portion and the top wall portion of the core 240. And an extension wall 243 is formed by extending the end of the blocking wall 242 close to the cover plate 230, and the cover plate 230 includes a long hole 231 corresponding to the extension wall 243. The extension wall 243 is used to provide insulation protection for the contact end 251 of the conductive member 250, and prevent adjacent conductive members 250 from contacting and abutting each other. In addition, the extension wall 243 protrudes from the bottom surface of the core 240, so that the extension wall 243 can be conveniently matched and fixed with other parts, and meanwhile, the processing of other parts is facilitated.

In addition, it should be noted that the arrangement and the size specification of the placing grooves 241 are matched with the conductive members 250, that is, the arrangement and the size and shape of the placing grooves 241 can be adjusted according to actual requirements.

The conductive device assembly 200 in this embodiment can provide insulation protection for the conductive devices 250 by providing the extension wall 243 and the elongated hole 231, so as to prevent the adjacent conductive devices 250 from approaching each other and causing short circuit; meanwhile, the extension wall 243 can also play a role in assembly positioning, rapid assembly can be completed through the matching of the extension wall 243 and the strip hole 231, a plurality of through holes with the same size are not required to be arranged on the cover plate as in the prior art, the condition that the conductive piece is easy to bend due to the fact that external force is applied to the conductive piece in the assembly process is avoided, the problem that the conductive piece is difficult to assemble in the prior art can be effectively solved, and the assembly efficiency of the conductive piece 250 is improved; meanwhile, the matching of the elongated wall 243 and the elongated hole 231 can also ensure that the conductive elements 250 are uniformly spaced, prevent the conductive elements 250 from approaching each other, and improve the reliability of the conductive element assembly 200; meanwhile, the long hole 231 is formed on the cover plate 230, so that the processing requirement of the through hole on the cover plate 230 is reduced, the processing is simple, the design of the conductive component 200 is effectively simplified, the processing difficulty of the conductive component 200 is greatly reduced, and the yield of the conductive component 200 is improved.

In a specific embodiment, the extension wall 243 is disposed to protrude from the barrier wall 242, and forms a step structure in cooperation with the barrier wall 242; the extension wall 243 is exposed from the elongated hole 231, the blocking wall 242 is shielded by the edge of the elongated hole 231, that is, is fixed to the body 210 by the cover plate 230, the contact end 251 and the extension wall 243 of the conductive member 250 are exposed from the elongated hole 231, the extension wall 243 is located between the contact ends 251 of the adjacent conductive members 250, and the blocking wall 242 and the other parts of the conductive members 250 are shielded by the edge of the elongated hole 231, thereby isolating and fixing the conductive members 250. In another specific embodiment, the end of the extension wall 243 remote from the placement groove 241 does not protrude from the surface of the cover plate 230 remote from the mandrel 240. Therefore, the end of the extension wall 243 is flush with the surface of the cover plate 230 far away from the core 240, and the contact end 251 of the conductive element 250 is exposed out of the bottom surface of the cover plate 230, so that the conductive element 250 is conveniently connected with a test fixture, and the end of the extension wall 243 is prevented from causing interference.

In a specific embodiment, the width of the extension wall 243 is not greater than the width of the detection end 251 of the conductive element 250, that is, when the cover plate 230 is fixedly combined with the body 210, the inner side wall of the elongated hole 231 in the cover plate 230 is fixedly attached to the side wall of the detection end 251 of the conductive element 250, so that the elongated hole 231 limits and fixes the conductive element 250 while the extension wall 243 isolates the adjacent conductive elements, and the conductive element 250 is prevented from shaking left and right. In a particular embodiment, the mandrel 240 includes a number of placement slots 241 arranged in two rows; the cover plate 230 includes a plurality of elongated holes 231 corresponding to the plurality of placement grooves 241 arranged in two rows.

In a specific embodiment, an elastic member 270 is included between the floating plate 220 and the body 210, and the acting direction of the elastic member 270 is along the floating direction of the floating plate 220. In one example, the resilient member 270 may be a spring, for example. The elastic member 270 is symmetrically disposed to prevent the floating plate 220 from tilting during the up-and-down floating process, and the elastic member 270 is used to make the floating plate 220 capable of achieving the purpose of floating connection between the test point (B2B) or the FPC (Flexible Printed Circuit) of the product and the test end 252 of the conductive member 250, so that the test point of the product to be tested and the test fixture form a tight fit through the conductive member 250.

Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.

Claims (10)

1. An electrically conductive component, comprising:

a body having a hollow interior cavity;

a floating plate located at one side of the body;

the cover plate is positioned on one side of the body, which is far away from the floating plate;

the core is accommodated in the hollow inner cavity, and the conductive piece fixed in the core is accommodated;

the conductive piece comprises a contact end corresponding to the test fixture and a detection end corresponding to the product;

the floating plate is configured to float relative to the body in the extending direction of the conductive piece, and the detection end of the conductive piece can extend out of the side surface of the floating plate, which is far away from the body, at the position of the floating plate, which is close to the body;

the positioning structure comprises a convex wall extending outwards from the body and a groove formed in the floating plate and matched with the convex wall and used for inserting the convex wall.

2. The conductive component assembly of claim 1, wherein the body includes a hollow portion for the conductive component to pass through, and the protruding wall is formed by extending an edge of the hollow portion of the body to a side close to the floating plate.

3. The conductive component assembly of claim 2, wherein the hollow portion of the body includes a fitting portion fitted and fixed to the conductive component, and the protruding wall is a continuous ring structure extending from the fitting portion to a side close to the floating plate, and is configured to surround an outer side of the conductive component.

4. The conductive component assembly according to claim 1, wherein the floating plate includes a limiting screw fixed to the body, the limiting screw is inserted into a through hole of the floating plate, and a bushing is disposed between the through hole and the limiting screw.

5. The conductive component assembly of claim 1, wherein the core comprises a plurality of spaced apart placement slots for receiving the conductive component and a plurality of partition walls for separating two adjacent placement slots;

the placing groove penetrates through the side surface of the core;

one end of the baffle wall close to the cover plate extends outwards to form an extension wall;

the cover plate comprises a long hole which is arranged corresponding to the extension wall.

6. The conductive component assembly of claim 5, wherein the extension wall is disposed to protrude from the barrier wall and forms a step structure in cooperation with the barrier wall; the elongated wall is exposed by the elongated hole, and the blocking wall is blocked by an edge of the elongated hole.

7. The electrically conductive component assembly of claim 5, wherein an end of the elongate wall distal from the placement slot does not protrude beyond a surface of the cover plate distal from the core.

8. The conductive component of claim 5, wherein the width of the elongated wall is no greater than the width of the sensing end of the conductive component.

9. The electrically conductive member assembly of claim 5, wherein the core includes a plurality of placement slots arranged in two rows; the cover plate is provided with strip holes which are respectively arranged corresponding to the plurality of placing grooves which are arranged in two rows.

10. The conductive assembly of claim 1, wherein the floating plate and the body include an elastic member therebetween, and the elastic member has a force direction along the floating direction of the floating plate.

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