CN221043360U

CN221043360U - PCB board joint structure

Info

Publication number: CN221043360U
Application number: CN202323091670.2U
Authority: CN
Inventors: 陈文德; 李浩民
Original assignee: Anhui Baiqiang Technology Co ltd
Current assignee: Anhui Baiqiang Technology Co ltd
Priority date: 2023-11-13
Filing date: 2023-11-13
Publication date: 2024-05-28
Anticipated expiration: 2033-11-13

Abstract

The utility model discloses a joint structure of a PCB (printed circuit board), which comprises a base, a second supporting seat and a PCB body, wherein a first supporting seat is arranged on the outer wall of the top of the base, movable cavities are formed in the first supporting seat and the second supporting seat, a sliding plate is connected in the movable cavities in a sliding manner, an inserting rod is welded on the outer wall of one side of the sliding plate, a jack is formed in the PCB body, the inserting rod is inserted into the jack, and a lifting plate is welded on the outer wall of the other side of the sliding plate, which is far away from the inserting rod. According to the utility model, the PCB body is placed on the first supporting seat and the second supporting seat, when the lifting plate is loosened, the sliding plate and the inserting rod are pushed down by the elasticity of the second spring, so that the inserting rod is inserted into the jack of the PCB body, and the PCB body can be fixed in a mode without using a plurality of screws, so that the PCB body is more convenient to fix than a bolt, the inserting block is inserted into the bottom end of the second supporting seat, the button is loosened, and the inserting block is pushed to be inserted into the connecting block by the elasticity of the first spring.

Description

PCB board joint structure

Technical Field

The utility model relates to the technical field of PCB bodies, in particular to a joint structure of a PCB.

Background

The PCB board, chinese name printed circuit board, also called printed circuit board, is an important electronic component, is a support of electronic components, is a carrier for electronic connection of electronic components, is called a "printed" circuit board because it is made by adopting electronic printing technology, and when a plurality of PCB boards are installed, the joint structure is needed to connect, combine and install the plurality of PCB boards together.

If the bulletin number is CN217825520U, the bulletin day 2022.11.15 is authorized, wherein the upper circuit board and the lower circuit board are arranged side by side and a mounting gap is arranged between the upper circuit board and the lower circuit board; the fixing mechanism comprises an outer layer sleeve, an inner layer sleeve, an adjusting mechanism, an upper layer backing plate and a lower layer backing plate, wherein the inner layer sleeve is slidably arranged in the outer layer sleeve, the adjusting mechanism is linked with the inner layer sleeve and controls the inner layer sleeve to slide along the axis direction of the outer layer sleeve, the upper layer backing plate is fixedly connected with the top end of the inner layer sleeve and is used for fixing an upper layer circuit board, and the lower layer backing plate is fixedly connected with the bottom end of the outer layer sleeve and is used for fixing a lower layer circuit board.

The above and prior art generally use screw threads to penetrate the PCB body and then screw in the mounting hole at the mounting position, so that a plurality of screws need to be screwed on, which is inconvenient, and therefore, a joint structure of the PCB needs to be designed to solve the above problem.

Disclosure of utility model

The utility model aims to provide a joint structure of a PCB (printed Circuit Board) to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

The utility model provides a joint structure of PCB board, includes base, second supporting seat and PCB plate body, be provided with first supporting seat on the outer wall at base top, and the activity chamber has all been seted up to the inside of first supporting seat and second supporting seat, the inside sliding connection in activity chamber has the slide, and the welding has the inserted bar on the outer wall of slide one side, the jack has been seted up to the inside of PCB plate body, and the inserted bar peg graft in the inside of jack, the welding has the lift board on the outer wall that the inserted bar opposite side was kept away from to the slide, be provided with the gag lever post on the inner wall in activity chamber, and the slide slides and cup joints the outside at the gag lever post, be provided with the second spring that is connected with the slide on the inner wall at activity chamber top.

Further, the outer wall at the top of the first supporting seat is integrally connected with a connecting block, and the connecting block is spliced at the bottom end of the second supporting seat.

Further, the fixed cavity is formed in the second supporting seat, the moving plate is connected to the fixed cavity in a sliding mode, and a first spring connected with the moving plate is arranged on the inner wall of the fixed cavity.

Further, an inserting block is integrally connected to the outer wall of one side of the movable plate, and the inserting block is inserted into the connecting block.

Further, a guide rod is arranged on the inner wall of the fixed cavity, the movable plate slides outside the guide rod, and a button positioned outside the second supporting seat is arranged on the outer wall of one side of the movable plate.

Further, a supporting frame is fixed on the outer wall of the top of the base through bolts, and a threaded hole is formed in the base.

Further, the inside of support frame has seted up the mounting groove, and is fixed with the heat dissipation fan through the bolt on the inner wall of mounting groove.

In the technical scheme, according to the joint structure of the PCB provided by the utility model, (1) the PCB body is placed on the first supporting seat and the second supporting seat through the movable cavity, the sliding plate, the inserted link, the lifting plate, the limiting link and the second spring, when the lifting plate is loosened, the sliding plate and the inserted link are pushed down by the elasticity of the second spring, so that the inserted link is inserted into the jack of the PCB body, and the PCB body can be fixed in a mode that a plurality of screws are not needed, so that the PCB body is more convenient to fix than bolts; (2) The first support seat and the second support seat are connected by the elasticity of the first spring, and a plurality of PCB bodies can be jointed, combined and fixed together; (3) Through support frame and the heat dissipation fan that sets up, two heat dissipation fans that set up are respectively against two PCB plate bodies, can blow away the heat that produces when the component operation on the PCB plate body, have played radiating effect to the PCB plate body.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic perspective view of a connection structure of a PCB board according to an embodiment of the present utility model.

Fig. 2 is a schematic side view of an embodiment of a bonding structure of a PCB board according to the present utility model.

Fig. 3 is a schematic view of the internal structure of a fixing cavity provided by an embodiment of a bonding structure of a PCB board according to the present utility model.

Fig. 4 is a schematic diagram of a heat dissipation fan according to an embodiment of a bonding structure of a PCB board of the present utility model.

Reference numerals illustrate:

1. A base; 2. a first support base; 3. a second support base; 4. a connecting block; 5. a fixed cavity; 6. a moving plate; 7. inserting blocks; 8. a first spring; 9. a guide rod; 10. a button; 11. a movable cavity; 12. a slide plate; 13. a rod; 14. lifting a plate; 15. a limit rod; 16. a second spring; 17. a support frame; 18. a heat dissipation fan; 19. a threaded hole; 20. a PCB body; 21. a jack; 22. and a mounting groove.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the joint structure of a PCB board provided by the embodiment of the utility model includes a base 1, a second supporting seat 3 and a PCB board body 20, a first supporting seat 2 is provided on an outer wall of a top of the base 1, a movable cavity 11 is provided in each of the first supporting seat 2 and the second supporting seat 3, a sliding plate 12 is slidingly connected in the movable cavity 11, an inserting rod 13 is welded on an outer wall of one side of the sliding plate 12, a jack 21 is provided in an inner wall of the PCB board body 20, the inserting rod 13 is inserted in the jack 21, a lifting plate 14 is welded on an outer wall of the sliding plate 12 far from the other side of the inserting rod 13, a limit rod 15 is provided on an inner wall of the movable cavity 11, the sliding plate 12 is slidingly sleeved outside the limit rod 15, and a second spring 16 connected with the sliding plate 12 is provided on an inner wall of the top of the movable cavity 11.

The utility model provides a joint structure of a PCB, which comprises a base 1, a second supporting seat 3 and a PCB body 20, wherein a first supporting seat 2 is arranged on the outer wall of the top of the base 1, a movable cavity 11 is formed in the first supporting seat 2 and the second supporting seat 3, a sliding plate 12 is connected in the movable cavity 11 in a sliding manner, an inserting rod 13 is welded on the outer wall of one side of the sliding plate 12, a jack 21 is formed in the inner part of the PCB body 20, the inserting rod 13 is inserted in the jack 21, a lifting plate 14 is welded on the outer wall of the sliding plate 12 far away from the other side of the inserting rod 13, a limit rod 15 is arranged on the inner wall of the movable cavity 11, the sliding plate 12 is sleeved outside the limit rod 15 in a sliding manner, a second spring 16 connected with the sliding plate 12 is arranged on the inner wall of the top of the movable cavity 11, the lifting plate 14 is lifted upwards, the PCB body 20 is placed in the first supporting seat 2, the lifting plate 14 is loosened, the sliding plate 12 and the inserting rod 13 is pushed downwards by the second spring 16, the inserting rod 13 is inserted in the jack 21 of the PCB body 20, and the PCB body 20 can be fixed in the second supporting seat 3 without using screws.

The beneficial effects are that: the PCB body 20 is placed in the first supporting seat 2, the lifting plate 14 is loosened, the sliding plate 12 and the inserting rod 13 are pushed down by the elastic force of the second spring 16, the inserting rod 13 is inserted into the inserting hole 21 of the PCB body 20, the PCB body 20 can be fixed, and a plurality of screws are not needed to be used for fixing, so that the fixing of the PCB body 20 is more convenient than the fixing of bolts.

In one embodiment of the present utility model, as shown in fig. 2 and 3, a connection block 4 is integrally connected to an outer wall of the top of the first support seat 2, and the connection block 4 is inserted into the bottom end of the second support seat 3, where the connection block 4 is used to connect the first support seat 2 and the second support seat 3.

In another embodiment provided by the utility model, as shown in fig. 2 and 3, a fixed cavity 5 is formed in the second supporting seat 3, a moving plate 6 is slidably connected in the fixed cavity 5, a first spring 8 connected with the moving plate 6 is arranged on the inner wall of the fixed cavity 5, and the elastic force of the first spring 8 can push the moving plate 6 and the inserting block 7 to move.

In still another embodiment of the present utility model, as shown in fig. 3, an insert 7 is integrally connected to an outer wall of one side of the moving plate 6, and the insert 7 is inserted into the connecting block 4, so that the connecting block 4 can be fixed.

In one embodiment of the present utility model, as shown in fig. 3, a guide rod 9 is disposed on an inner wall of the fixed cavity 5, and the moving plate 6 slides outside the guide rod 9, and a button 10 located outside the second supporting seat 3 is disposed on an outer wall of one side of the moving plate 6, where the guide rod 9 can play a role in guiding the moving plate 6, and can prevent the moving plate 6 from being blocked during movement.

In another embodiment provided by the utility model, as shown in fig. 1 and 4, a supporting frame 17 is fixed on the outer wall of the top of the base 1 through bolts, and a threaded hole 19 is formed in the base 1, wherein the threaded hole 19 is used for installing the base 1.

In still another embodiment of the present utility model, as shown in fig. 1 and 4, a mounting groove 22 is formed in the support frame 17, and a heat dissipation fan 18 is fixed on the inner wall of the mounting groove 22 through bolts, where the heat dissipation fan 18 can blow away heat generated during operation of components on the PCB board 20, and has a heat dissipation effect.

Working principle: when the PCB jointing structure is used, the lifting plate 14 is lifted upwards, the PCB body 20 is placed in the first supporting seat 2, the lifting plate 14 is loosened, the sliding plate 12 and the inserting rod 13 are pushed downwards by the elastic force of the second spring 16, the inserting rod 13 is inserted into the inserting holes 21 of the PCB body 20, the PCB body 20 can be fixed, a plurality of screws are not required to be used for fixing the PCB body 20, the PCB jointing structure is more convenient, the second supporting seat 3 is placed on the first supporting seat 2, the connecting block 4 is inserted into the bottom end of the second supporting seat 3, the button 10 is loosened, the inserting block 7 is pushed by the elastic force of the first spring 8 to be inserted into the connecting block 4, the first supporting seat 2 and the second supporting seat 3 can be connected, a plurality of PCB bodies 20 can be jointed, combined and installed together, the heat dissipation fan 18 can blow away heat generated when elements on the PCB body 20 run, and elements on the PCB body 20 can be prevented from burning.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a joint structure of PCB board, includes base (1), second supporting seat (3) and PCB plate body (20), its characterized in that, be provided with first supporting seat (2) on the outer wall at base (1) top, and movable chamber (11) have all been seted up to the inside of first supporting seat (2) and second supporting seat (3), the inside sliding connection in movable chamber (11) has slide (12), and welds on the outer wall of slide (12) one side has inserted bar (13), jack (21) have been seted up to the inside of PCB plate body (20), and inserted bar (13) are pegged graft in the inside of jack (21), the welding has on the outer wall of the inserted bar (13) opposite side of slide (12) is kept away from and is lifted board (14), be provided with gag lever post (15) on the inner wall in movable chamber (11), and slide (12) slide cup joint the outside at gag lever post (15), be provided with second spring (16) that are connected with slide (12) on the inner wall at movable chamber (11) top.

2. The joint structure of the PCB board according to claim 1, wherein the outer wall of the top of the first supporting seat (2) is integrally connected with a connecting block (4), and the connecting block (4) is inserted into the bottom end of the second supporting seat (3).

3. The connection structure of the PCB boards according to claim 2, wherein the second support base (3) has a fixing cavity (5) provided therein, and the fixing cavity (5) has a moving plate (6) slidably connected therein, and a first spring (8) connected with the moving plate (6) is provided on an inner wall of the fixing cavity (5).

4. A joining structure of PCB boards according to claim 3, characterized in that the outer wall of one side of the moving board (6) is integrally connected with an insert block (7), and the insert block (7) is inserted into the connecting block (4).

5. A joining structure of PCB boards according to claim 3, characterized in that the guide bar (9) is provided on the inner wall of the fixed cavity (5), and the moving plate (6) slides outside the guide bar (9), and a button (10) located outside the second supporting seat (3) is provided on the outer wall of one side of the moving plate (6).

6. The joint structure of the PCB board according to claim 1, wherein the outer wall of the top of the base (1) is fixed with a supporting frame (17) by bolts, and the interior of the base (1) is provided with a threaded hole (19).

7. The structure according to claim 6, wherein the support frame (17) has a mounting groove (22) formed therein, and the heat dissipating fan (18) is fixed to an inner wall of the mounting groove (22) by bolts.