CN109980382B - Board-to-board guide structure - Google Patents
Board-to-board guide structure Download PDFInfo
- Publication number
- CN109980382B CN109980382B CN201910278661.3A CN201910278661A CN109980382B CN 109980382 B CN109980382 B CN 109980382B CN 201910278661 A CN201910278661 A CN 201910278661A CN 109980382 B CN109980382 B CN 109980382B
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- Prior art keywords
- rotating shaft
- module
- connecting rod
- guide
- board
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- 230000007306 turnover Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/62983—Linear camming means or pivoting lever for connectors for flexible or rigid printed circuit boards, flat or ribbon cables
- H01R13/62994—Lever acting on a connector mounted onto the flexible or rigid printed circuit boards, flat or ribbon cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The invention provides a board-to-board guide structure, which comprises a guide module group A, a guide module group B and a connecting rod structure connected between the guide module group A and the guide module group B; the guide module group A and the guide module group B are composed of a male module and a female module; the connecting rod structure comprises a connecting rod, ejector rods respectively fixed at two ends of the connecting rod, and two pull rings movably inserted on the ejector rods; each ejector rod is respectively and movably connected with the male module; the upper surface of each female module is provided with a hook groove matched with the pull ring. The invention has the beneficial effects that: the guide and self-locking functions are provided, so that the labor is saved and the operation is easy.
Description
Technical Field
The invention relates to the technical field of circuit plugging, in particular to a board-to-board guide structure.
Background
Currently, the data that a computer needs to process is increasingly large, and especially, in the process of some large data, the number of processors is increasing, and the connection between circuit boards is a common arrangement. When two circuit boards are required to be connected together, if the accuracy of the connection position is ensured, the technical problem is primarily solved. In the prior art, in order to solve this board to board connection accuracy's problem, can be fixed being provided with direction module in corresponding position on the circuit board, direction module divide into public module and female module, and when board to board was assembled, public module inserted female module to realize the effect of direction, be that two circuit boards can accurately counterpoint. The defects of the prior art are that: generally, a single group of guide modules are arranged on the circuit board, and once the circuit board to be paired is large in size and heavy in weight, the guide effect is weakened, and the male module and the female module are easy to separate and loose; if a plurality of groups of guide modules are arranged at the same time, the guide modules are assembled in a pairing mode one by one, so that the workload is high, and time and labor are wasted.
Disclosure of Invention
Based on the above, the invention aims to provide a plate-to-plate guiding structure which has guiding and self-locking functions, saves labor and is easy to operate.
The invention provides a board-to-board guiding structure, which comprises a guiding module group A, a guiding module group B and a connecting rod structure connected between the guiding module group A and the guiding module group B; the guide module group A and the guide module group B are composed of a male module and a female module; the connecting rod structure comprises a connecting rod, ejector rods respectively fixed at two ends of the connecting rod, and two special-shaped springs movably inserted on the ejector rods; each ejector rod is respectively and movably connected with the male module; the upper surface of each female module is provided with a hook groove matched with the special-shaped spring.
As a preferable scheme, the upper surface of each male module is provided with a rotating shaft hole, each ejector rod is provided with a rotating shaft lug matched with the rotating shaft hole, a rotating shaft is inserted between the rotating shaft hole and the rotating shaft lug, and the rotating shaft hole, the rotating shaft lug and the rotating shaft are arranged in a coaxial mode.
As a preferable scheme, flanges are arranged at two ends of the rotating shaft, and notches are arranged at the two flanges; torsion spring abdication grooves are formed in positions of the rotating shaft lugs corresponding to the flanges; the torsion spring is arranged in the torsion spring abdicating groove, and two free ends of the torsion spring are respectively inserted into the notch correspondingly.
As a preferable scheme, the ejector rod is Z-shaped, and comprises a mounting section fixed with the connecting rod, a turning section connected with the male module and a connecting section connected between the mounting section and the turning section; the rotating shaft lug is arranged on one side of the overturning section; the position of the turnover section, which is close to the rotating shaft lug, is provided with a through hole for inserting the opening end of the special-shaped spring; the connecting section is integrally formed with a plurality of reinforcing ribs.
As a preferable scheme, the hook groove is of a structure with a narrow upper part and a wide lower part, and the inlet of the hook groove is slightly larger than the diameter of the special-shaped spring; opposite sides of the inner cavity of the hook groove are arranged in an arc shape; when the circle center of the through hole, the circle center of the rotating shaft hole and the circle center of the circular arc of the inner cavity of the hook groove are in a straight line, the special-shaped spring is in a maximum stretching state.
As a preferable scheme, the bottom of the male module is fixedly provided with a plurality of positioning pins; the bottom of the female module is fixedly provided with a plurality of locating pins.
As a preferable scheme, a guide post is arranged on one side of the male module, and a guide groove for inserting the guide post is arranged on one side of the female module.
Preferably, the connecting rod is connected with the ejector rod through a bolt; the mounting section is provided with a thread groove for inserting a bolt.
As a preferable scheme, the male module is positioned at one side of the guide post and is provided with an inclined surface A at the upper and lower positions close to the guide post; the female die block is located one side of the guide groove and is provided with an inclined plane B matched with the inclined plane A up and down at a position close to the guide groove.
As a preferable scheme, an inclined plane C is arranged below the rotating shaft lug on the overturning section; and a chamfer is formed at the joint between the inclined surface C and the bottom surface of the overturning section.
The beneficial effects of the invention are as follows:
1. The male module and the female module are respectively and correspondingly arranged in two different circuit boards, when the two circuit boards are required to be assembled, the two male modules are firstly inserted corresponding to the two female modules, the connecting rod is pushed towards the direction of the female module, the special-shaped spring is driven to move to the position of the hook groove, and then the connecting rod is pulled to move towards the direction away from the female module, and simultaneously, the pulling force of the connecting rod drives the two male modules to be further and accurately inserted into the female module, so that the guiding and positioning function of connecting the two circuit boards is realized; the combined structure of the guide module group A and the guide module group B is adopted, so that stability in the butt joint process of the boards can be ensured for some circuit boards with large weight, and the male module and the female module can not be loosened under the structure of the connecting rod, so that the operation is simple and convenient;
2. the torsion spring is arranged in the torsion spring yielding groove, when the connecting rod is pushed towards the direction of the female module, the torsion spring is in a compressed state, and when the special-shaped spring moves to the position of the hook groove, after the pushing force is removed, the torsion spring generates a reset acting force to promote the connecting rod to move towards the direction far away from the female module, so that the self-locking function is realized;
3. the connecting rod structure adopts the lever principle, only needs to push the connecting rod towards the direction of the female module with a little force, compresses the torsion spring, takes the rotating shaft as a fulcrum, and realizes the resetting of the connecting rod by the resetting acting force of the torsion spring, thereby realizing locking, saving the strength and facilitating the operation;
4. The connecting section is integrally formed with a plurality of reinforcing ribs, so that the service life of the connecting rod structure is prolonged;
5. The structure of matching the inclined surface A and the inclined surface B is arranged, so that the male module and the female module form guiding positions respectively, and the guiding function when the male module is inserted into the female module is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the male and female mold blocks in an exploded state.
FIG. 3 is a schematic view of another angle of the present invention (showing the relative positional relationship of the guide post and the guide groove).
Fig. 4 is a partial enlarged view at a in fig. 2.
Fig. 5 is a schematic diagram of an explosive structure according to the present invention.
Fig. 6 is a schematic structural view of the spindle.
Fig. 7 is a side view of the present invention (embodying the center of the through hole, the center of the pivot hole, and the center of the circular arc of the hook slot inner cavity).
The reference numerals are: the connecting rod 10, the male module 11, the ejector rod 12, the special-shaped spring 14, the hook groove 15, the female module 16, the positioning pin 17, the guide post 18, the rotating shaft hole 13, the rotating shaft lug 19, the through hole 20, the boss 21, the guide groove 22, the inclined surface A23, the reinforcing rib 24, the bolt 25, the threaded groove 27, the open end 28, the rotating shaft 29, the torsion spring abdication groove 30, the mounting section 31, the connecting section 32, the turnover section 33, the inclined surface B934, the notch 35, the flange 36, the inclined surface C37, the guide module group A38 and the guide module group B26.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Please refer to fig. 1-7: the board-to-board guide structure comprises a guide module group A38, a guide module group B26 and a connecting rod structure connected between the guide module group A38 and the guide module group B26; the guide module group a38 and the guide module group B26 are each composed of the male module 11 and the female module 16.
The connecting rod structure comprises a connecting rod 10, ejector rods 12 respectively fixed at two ends of the connecting rod 10, and two special-shaped springs 14 movably inserted on the ejector rods 12; each ejector rod 12 is respectively and movably connected with the male module 11; the upper surface of each female module 16 all is provided with the hook groove 15 with special-shaped spring 14 complex, and hook groove 15 sets up to the structure of upper narrow lower wide, and the entry position of hook groove 15 sets up to be slightly more than the size of special-shaped spring diameter, and the extension spring of being convenient for gets into, and the width of the bottom of hook groove 15 is greater than the extension spring diameter, makes the extension spring have some activity spaces in hook groove 15. A plurality of positioning pins 17 are fixedly arranged at the bottom of the male module 11, and in the embodiment, the number of the positioning pins 17 is 2; the bottom of the female module 16 is fixedly provided with a plurality of positioning pins 17, and in this embodiment, the number of the positioning pins 17 is set to 2. In the actual assembly process, the male module and the female module are correspondingly pressed into the circuit board, and are positioned and fixed through the positioning pins 17. A guide post 18 is provided at one side of the male module 11, and a guide groove 22 into which the guide post 18 is inserted is provided at one side of the female module 16.
When the two circuit boards are required to be assembled, the two male modules are inserted corresponding to the two female modules, the connecting rod is pushed towards the direction of the female module, the special-shaped spring is driven to move to the position of the hook groove, and then the connecting rod is pulled to move towards the direction away from the female module, and simultaneously, the two male modules are driven by the pulling force of the connecting rod to be further accurately inserted into the female module, so that the guiding and positioning function of connecting the two circuit boards is realized; the combined structure of the guide module group A and the guide module group B is adopted, so that stability in the butt joint process of the boards can still be ensured for some circuit boards with large weight, and the male module and the female module can not be loosened under the structure of the connecting rod, so that the operation is simple and convenient.
The upper surface of each male module 11 is uniformly formed with a boss 21, a rotating shaft hole 13 is arranged on the boss 21 in a penetrating way, each ejector rod 12 is provided with a rotating shaft lug 19 matched with the rotating shaft hole 13, a rotating shaft 29 is inserted between the rotating shaft hole 13 and the rotating shaft lug 19, and the rotating shaft hole 13, the rotating shaft lug 19 and the rotating shaft 29 are coaxially arranged. Flanges 36 are arranged at two ends of the rotating shaft 29, and notches 35 are arranged at the two flanges 36; torsion spring abdication grooves 30 are formed in the positions of the rotating shaft lugs 19 corresponding to the flanges 36; the torsion spring is arranged in the torsion spring abdication groove 30, two free ends of the torsion spring are respectively inserted into the notches 35 correspondingly, and the flange 36 positions the torsion spring in the torsion spring abdication groove 30 to avoid popup.
The ejector rod 12 is arranged in a Z shape, and the ejector rod 12 comprises a mounting section 31 fixed with the connecting rod 10, a turnover section 33 connected with the male module 11 and a connecting section 32 connected between the mounting section 31 and the turnover section 33; the rotating shaft lug 19 is arranged on one side of the overturning section 33; the position of the turnover section 33 close to the rotating shaft lug 19 is provided with a through hole 20 for inserting the opening end 28 of the special-shaped spring 14, and the special-shaped spring 14 is arranged in a shape of an 8 with a bigger closed mouth. The connecting rod 10 is connected with the ejector rod 12 through a bolt 25, so that the assembly and the disassembly are convenient; the mounting section 31 is provided with a screw groove 27 into which the bolt 25 is inserted, and the bolt 25 penetrates the connecting rod 10 to be screwed with the ejector rod 12. The overturning section 33 is provided with an inclined surface C37 below the rotating shaft lug 19; the junction between inclined plane C37 and the bottom surface of upset section 33 is formed with the chamfer, and inclined plane C37 and the setting of chamfer are convenient for overturn the rotation when section 33 overturns, make the rotation more smooth and easy. The connecting section 32 is integrally formed with a plurality of reinforcing ribs 24 to enhance the service life of the connecting rod structure.
Opposite sides of the inner cavity of the hook groove 15 are provided with arc shapes; when the circle center of the through hole 20, the circle center of the rotating shaft hole 13 and the circle center of the circular arc of the inner cavity of the hook groove 15 are in a straight line, the special-shaped spring 14 is in a maximum stretching state.
In the embodiment, the matching structure of the rotating shaft hole, the rotating shaft lug and the rotating shaft is combined with the torsion spring to form a torsion spring in the abdicating groove, when the connecting rod is pushed towards the direction of the female module, the torsion spring is in a compressed state, and when the special-shaped spring moves to the position of the hooking groove, after the pushing force is removed, the torsion spring generates a reset acting force to drive the connecting rod to move towards the direction far away from the female module, so that the self-locking function is realized; when the circle center of the through hole 20, the circle center of the rotating shaft hole 13 and the circle center of the circular arc in the inner cavity of the hook groove 15 are in a straight line, the special-shaped spring 14 is in a maximum stretching state, and when the connecting rod is in an initial original position, the special-shaped spring 14 is still in a stretching state, and the connecting rod is limited at the current position; the connecting rod structure adopts lever principle, only needs to slightly force the connecting rod to promote towards the direction of female module, compresses the torsional spring to the pivot is the fulcrum, relies on the restoring force of torsional spring to realize the restoring of connecting rod again, realizes locking, saves effort, the operation of being convenient for.
The male module 11 is positioned on one side of the guide post 18 and is provided with an inclined surface A23 at the upper and lower positions close to the guide post 18; the female mold piece 16 is located at one side of the guide groove 22 and is provided with an inclined surface B934 which is engaged with the inclined surface a23, both up and down, at a position close to the guide groove 22. By means of the structure, the male module and the female module form guiding positions respectively, and guiding effect when the male module is inserted into the female module is facilitated.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. 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 invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (7)
1. Board-to-board guide structure, its characterized in that: the connecting rod structure comprises a guide module group A (38), a guide module group B (26) and a connecting rod structure connected between the guide module group A (38) and the guide module group B (26); the guide module group A (38) and the guide module group B (26) are composed of a male module (11) and a female module (16); the connecting rod structure comprises a connecting rod (10), ejector rods (12) respectively fixed at two ends of the connecting rod (10), and two special-shaped springs (14) movably inserted on the ejector rods (12); each ejector rod (12) is respectively and movably connected with the male module (11); the upper surface of each female module (16) is provided with a hook groove (15) matched with the special-shaped spring (14); the upper surface of each male module (11) is provided with a rotating shaft hole (13), each ejector rod (12) is provided with a rotating shaft lug (19) matched with the rotating shaft hole (13), a rotating shaft (29) is inserted between the rotating shaft hole (13) and the rotating shaft lug (19), and the rotating shaft hole (13), the rotating shaft lug (19) and the rotating shaft (29) are coaxially arranged; flanges (36) are arranged at two ends of the rotating shaft (29), and notches (35) are formed at the two flanges (36); the positions of the rotating shaft lugs (19) corresponding to the flanges (36) are provided with torsion spring abdication grooves (30); a torsion spring is arranged in the torsion spring abdication groove (30), and two free ends of the torsion spring are respectively inserted into the notch (35) correspondingly;
The ejector rod (12) is arranged in a Z shape, and the ejector rod (12) comprises a mounting section (31) fixed with the connecting rod (10), a turnover section (33) connected with the male module (11) and a connecting section (32) connected between the mounting section (31) and the turnover section (33); the rotating shaft lug (19) is arranged on one side of the overturning section (33); the position of the turnover section (33) close to the rotating shaft lug (19) is provided with a through hole (20) for inserting an opening end (28) of the special-shaped spring (14); the connecting section (32) is integrally formed with a plurality of reinforcing ribs (24);
The matching structure of the rotating shaft hole (13), the rotating shaft lug (19) and the rotating shaft (29) is combined with the torsion spring to be provided with the torsion spring in the torsion spring abdicating groove (30), when the connecting rod is pushed towards the direction of the female module, the torsion spring is in a compressed state, after the pushing force is removed after the special-shaped spring is moved to the position of the hook groove, the torsion spring generates a reset acting force to promote the connecting rod to move towards the direction far away from the female module, so that the self-locking function is realized; when the circle center of the through hole (20), the circle center of the rotating shaft hole (13) and the circle center of the circular arc in the inner cavity of the hook groove (15) are in a straight line, the special-shaped spring (14) is in a maximum stretching state, and when the connecting rod is in an initial original position, the special-shaped spring (14) is still in a stretching state, and the connecting rod is limited at the current position; the connecting rod structure adopts the lever principle, only needs to slightly push the connecting rod towards the direction of the female module with force, compresses the torsional spring, uses the pivot as a fulcrum, and then realizes the reset of the connecting rod by the reset acting force of the torsional spring.
2. The board-to-board guide structure according to claim 1, wherein: the hook groove (15) is of a structure with a narrow upper part and a wide lower part, and the inlet of the hook groove (15) is slightly larger than the diameter of the special-shaped spring; opposite sides of the inner cavity of the hook groove (15) are arranged in an arc shape; when the circle center of the through hole (20), the circle center of the rotating shaft hole (13) and the circle center of the circular arc of the inner cavity of the hook groove (15) are in a straight line, the special-shaped spring (14) is in a maximum stretching state.
3. A board-to-board guide structure according to claim 1 or 2, wherein: a plurality of positioning pins (17) are fixedly arranged at the bottom of the male module (11); the bottom of the female module (16) is fixedly provided with a plurality of positioning pins (17).
4. A board-to-board guide structure according to claim 1 or 2, wherein: one side of the male module (11) is provided with a guide post (18), and one side of the female module (16) is provided with a guide groove (22) for the guide post (18) to be inserted.
5. The board-to-board guide structure according to claim 2, wherein: the connecting rod (10) is connected with the ejector rod (12) through a bolt (25); the mounting section (31) is provided with a thread groove (27) into which the bolt (25) is inserted.
6. The board-to-board guide structure according to claim 5, wherein: the male module (11) is positioned on one side of the guide post (18) and is provided with an inclined plane A (23) at the upper and lower positions close to the guide post (18); the female module (16) is positioned on one side of the guide groove (22), and inclined surfaces B9 (34) matched with the inclined surfaces A (23) are arranged on the upper and lower sides of the position close to the guide groove (22).
7. The board-to-board guide structure according to claim 2, wherein: an inclined plane C (37) is arranged below the rotating shaft lug (19) on the overturning section (33); a chamfer is formed at the connection between the inclined surface C (37) and the bottom surface of the turning section (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278661.3A CN109980382B (en) | 2019-04-09 | 2019-04-09 | Board-to-board guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278661.3A CN109980382B (en) | 2019-04-09 | 2019-04-09 | Board-to-board guide structure |
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| Publication Number | Publication Date |
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| CN109980382A CN109980382A (en) | 2019-07-05 |
| CN109980382B true CN109980382B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910278661.3A Active CN109980382B (en) | 2019-04-09 | 2019-04-09 | Board-to-board guide structure |
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| CN (1) | CN109980382B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209730225U (en) * | 2019-04-09 | 2019-12-03 | 富加宜连接器（东莞）有限公司 | A kind of plate is to plate guide frame |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH703180A1 (en) * | 2010-06-11 | 2011-12-15 | Multi Holding Ag | Plug connection for the transmission of electric energy. |
| TWM470405U (en) * | 2013-09-27 | 2014-01-11 | Bellwether Electronic Corp | Electrical connector |
| CN106122209B (en) * | 2016-08-18 | 2018-09-18 | 北京可以科技有限公司 | A kind of buckle |
| CN107039846B (en) * | 2017-05-26 | 2023-08-15 | 山东非凡智能科技有限公司 | Combined intelligent mobile device and docking module thereof |
| CN206785799U (en) * | 2017-06-12 | 2017-12-22 | 湖南明和光电设备有限公司 | Module connection structure and LED display |
| CN109546444B (en) * | 2018-11-29 | 2020-07-24 | 安徽江淮汽车集团股份有限公司 | Automobile wire harness plug-in |
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2019
- 2019-04-09 CN CN201910278661.3A patent/CN109980382B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209730225U (en) * | 2019-04-09 | 2019-12-03 | 富加宜连接器（东莞）有限公司 | A kind of plate is to plate guide frame |
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