CN220545192U

CN220545192U - Anti-extrusion PCB circuit board

Info

Publication number: CN220545192U
Application number: CN202322181090.6U
Authority: CN
Inventors: 熊世远; 沈佳洪; 张伟; 秦建奇; 罗红霞; 唐骏
Original assignee: Guangde Yongsheng Electronic Technology Co ltd
Current assignee: Guangde Yongsheng Electronic Technology Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-02-27
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses an anti-extrusion PCB circuit board, which relates to the technical field of PCB circuit boards and is used for solving the problems that the traditional PCB circuit board is difficult to meet the requirements on extrusion, impact and vibration resistance and is easy to damage or lose efficacy.

Description

Anti-extrusion PCB circuit board

Technical Field

The utility model relates to the technical field of PCB (printed circuit board), in particular to an anti-extrusion PCB.

Background

Along with the rapid development of new energy automobiles, the reliability requirement of an electronic system of the new energy automobiles is also higher. In the electronic system of the new energy automobile, a PCB (printed Circuit Board) is used as an important basic component and is responsible for connecting various electronic components and transmitting electric signals and electric power signals.

However, due to jolt and vibration during the driving of the new energy automobile, the conventional PCB is often difficult to meet the requirements of resistance to extrusion, impact and vibration, and is easily damaged or failed. Therefore, developing a PCB circuit board capable of effectively resisting extrusion becomes an important technical problem for improving the reliability of the electronic system of the new energy automobile.

Disclosure of Invention

The utility model provides an anti-extrusion PCB (printed Circuit Board) which solves the technical problems in the prior art.

The scheme for solving the technical problems is as follows: the utility model provides an anti extrusion PCB circuit board includes the circuit board, the equal joint in the left and right sides of circuit board has the overcoat spare, two the external sleeve spare is mutual symmetry formula design, two all seted up in the external sleeve spare with circuit board assorted caulking groove, the upper and lower both sides of external sleeve spare all are fixed with the stay of a plurality of circumference distribution, and a plurality of stay other end all connect on the plug, the perforation has been seted up on the circuit board, perforation internal fixation has the projection, the surface activity grafting of projection has two to link the cover, two slots have all been seted up on the surface of linking the cover, four plugs that four groups stay are connected peg graft respectively in four slots, the surface fixation of projection has two fagging, and two fagging contacts with the upper and lower both sides of circuit board respectively, two all be provided with buffer spring between fagging graft in the upper and lower both ends of projection, and two inserts and the projection all are provided with reset spring in, two the looks inserted bar has the fixed knot to hold and keep away from between two the cover, two support disc is kept away from mutually.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, even prop the structure and include two stretching straps, two the one end of stretching strap is fixed in the bottom front and back both sides of an outer external member, two the other end of stretching strap all is fixed with and hangs the knot head, another both sides all offer around the bottom of outer external member with hang knot head assorted draw-in groove, one of them two jacks have been offered on the lateral wall of outer external member, another the lateral wall of outer external member is fixed with two and jack assorted vaulting poles.

Further, grooves are formed in the tops of the two outer sleeve pieces, and protruding blocks matched with the grooves are fixed at the bottoms of the two outer sleeve pieces.

Further, the opening of two caulking grooves all is provided with the tapering of outside draft mould, two all be provided with the sponge layer on the caulking groove inner wall, and be provided with anti-skidding line on the sponge layer.

Further, a plurality of the stays all are provided with the radian that makes progress the bellied, and a plurality of stay all adopts micro-elastic material.

The beneficial effects of the utility model are as follows: the utility model provides an anti-extrusion PCB circuit board, which has the following advantages:

according to the scheme, the extrusion-resistant structure and the circuit board are designed in a combined mode, the extrusion-resistant structure and the circuit board can be flexibly applied to different scenes, the upper and lower impact-resistant pressure of the whole circuit board can be greatly improved by utilizing the double upper and lower buffer structures, and the side edge of the circuit board is better protected by utilizing the continuous supporting structure.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

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

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a partial view of the portion A of FIG. 2 in accordance with the present utility model;

FIG. 4 is a partial view of the portion B of FIG. 2 in accordance with the present utility model;

FIG. 5 is a second view of the FIG. 2 device of the present utility model;

fig. 6 is a front view of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a circuit board; 2. an outer sleeve; 3. a caulking groove; 4. a stay; 5. connecting the sleeves; 6. a slot; 7. a convex column; 8. a supporting plate; 9. a buffer spring; 10. a rod; 11. a support plate; 12. perforating; 13. a groove; 14. a bump; 15. pulling a belt; 16. a hanging buckle head; 17. a clamping groove; 18. a brace rod; 19. and a jack.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-6, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

As shown in fig. 1-6, the utility model provides an anti-extrusion PCB circuit board, which comprises a circuit board 1, wherein the left side and the right side of the circuit board 1 are respectively clamped with an outer sleeve piece 2, the two outer sleeve pieces 2 are designed to be symmetrical to each other, the two outer sleeve pieces 2 are internally provided with caulking grooves 3 matched with the circuit board 1, the left side and the right side of the circuit board 1 are clamped by the caulking grooves 3 on the two outer sleeve pieces 2, and the extrusion force of the circuit board 1 is supported by the two outer sleeve pieces 2 by matching with a connecting and supporting structure arranged between the two outer sleeve pieces 2, the connecting and supporting structure can also prevent the two outer sleeve pieces 2 from separating from the circuit board 1, the opening of each of the two caulking grooves 3 is provided with an outward draft taper, so that the assembly of operators can be facilitated, the inner walls of the two caulking grooves 3 are respectively provided with a sponge layer, and the sponge layer is provided with anti-skid patterns, so that the anti-skid effect can be achieved while the buffering is improved;

the upper side and the lower side of the external sleeve 2 are respectively fixed with a plurality of circumferentially distributed stays 4, the other ends of the stays 4 are respectively connected to the plugs, the stays 4 are respectively provided with an upward protruding radian, and the stays 4 are respectively made of micro-elastic materials; the extrusion force of the upper side and the lower side of the circuit board 1 is buffered by utilizing the four groups of stays 4 on the upper side and the lower side, so that the whole circuit board 1 has more comprehensive compression resistance and wider protection area, and the heat dissipation effect of the whole circuit board 1 can be prevented from being influenced by adopting a hollowed-out design;

the circuit board 1 is provided with a through hole 12, a convex column 7 is fixed in the through hole 12, two connecting sleeves 5 are movably inserted on the surface of the convex column 7, two slots 6 are respectively formed on the surfaces of the two connecting sleeves 5, four plugs connected with four groups of stay bars 4 are respectively inserted in the four slots 6, two stay plates 8 are fixed on the surface of the convex column 7 and are respectively contacted with the upper side and the lower side of the circuit board 1, buffer springs 9 are respectively arranged between the two stay plates 8 and the connecting sleeves 5, when the upper surface and the lower surface of the circuit board 1 are subjected to extrusion force, a plurality of stay bars 4 with micro-elastic materials are used for primary buffering, and when the extrusion force is overlarge, the connecting sleeves 5 are inserted in the slots 6 on the surfaces of the connecting sleeves 5 by using plugs, so that the connecting sleeves 5 slide on the convex column 7, the buffer springs 9 between the connecting sleeves 5 and the stay plates 8 are used for secondary buffering, and the anti-extrusion effect of the upper surface and the lower surface of the whole circuit board 1 is further improved;

the upper and lower both ends of projection 7 all are movably pegged graft and are had inserted bar 10, and all are provided with reset spring in two inserted bars 10 and the projection 7, and the end is all fixed with supporting disk 11 is kept away from mutually to two inserted bars 10, when circuit board 1 receives the extrusion force in the middle of two sides from top to bottom, accessible inserted bar 10 cooperation reset spring that is movably pegged graft in projection 7 cushion, and supporting disk 11's setting also can receive external force extruded contact surface.

The connecting and supporting structure comprises two pull belts 15, one ends of the two pull belts 15 are fixed on the front side and the rear side of the bottom of one coat piece 2, the other ends of the two pull belts 15 are both fixed with a hanging buckle head 16, and the front side and the rear side of the bottom of the other coat piece 2 are both provided with clamping grooves 17 matched with the hanging buckle heads 16; the part is a connecting structure, firstly, the two outer sleeve pieces 2 are sleeved on the left side and the right side of the circuit board 1, and the hanging buckle heads 16 at the tail ends of the two pull belts 15 on one outer sleeve piece 2 are clamped in the clamping grooves 17 at the bottom of the other outer sleeve piece 2, so that the two outer sleeve pieces 2 are prevented from being separated;

two jacks 19 are formed in the side wall of one external sleeve member 2, and two stay bars 18 matched with the jacks 19 are fixed on the side wall of the other external sleeve member 2; and this part is a supporting structure, when the connection structure is installed, two supporting rods 18 on the other outer sleeve member 2 are inserted into the insertion holes 19 in one outer sleeve member 2, and the inner walls of the insertion holes 19 are abutted, so that the distance between the two outer sleeve members 2 is limited, and the two outer sleeve members 2 can protect the circuit board 1 between the two outer sleeve members from the left and right extrusion force.

The top of two overcoat pieces 2 has all seted up flutedly 13, and the bottom of two overcoat pieces 2 all is fixed with the lug 14 with recess 13 assorted, and the setting of two recesses 13 and lug 14 can be when transporting circuit board 1 in batches, makes a plurality of circuit board 1 utilize recess 13 and lug 14 to pile up, can not contact each other, also can make to pile up the operation more convenient and stable when improving the protection.

The specific working principle and the using method of the utility model are as follows: when in actual use, the two outer sleeve members 2 are sleeved on the left side and the right side of the circuit board 1, the hanging buckle heads 16 at the tail ends of the two pull belts 15 on one outer sleeve member 2 are clamped in the clamping grooves 17 at the bottom of the other outer sleeve member 2, the detachment of the two outer sleeve members 2 is avoided, when in installation of a connecting structure, the two supporting rods 18 on the other outer sleeve member 2 are inserted into the insertion holes 19 in the one outer sleeve member 2, the inner walls of the insertion holes 19 are abutted, so that the distance between the two outer sleeve members 2 is limited, the two outer sleeve members 2 can protect the circuit board 1 between the two outer sleeve members 2 from the left extrusion force and the right extrusion force, when the upper surface and the lower surface of the circuit board 1 are subjected to the extrusion force, the supporting rods 4 with micro-elastic materials are used for primary buffering, and when the extrusion force is overlarge, the connecting sleeve 5 is inserted into the insertion grooves 6 on the surface of the connecting sleeve 5 by using the plugs, and the buffer springs 9 between the connecting sleeve 5 and the supporting plates 8 are used for secondary buffering.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art can smoothly practice the utility model as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides an anti extrusion PCB circuit board, its characterized in that, including circuit board (1), the equal joint in the left and right sides of circuit board (1) has overcoat spare (2), two overcoat spare (2) are mutual symmetry design, two indent (3) with circuit board (1) assorted have all been seted up in overcoat spare (2), the upper and lower both sides of overcoat spare (2) all are fixed with stay (4) of a plurality of circumference distribution, and a plurality of stay (4) other end all is connected on the plug, perforation (12) have been seted up on circuit board (1), perforation (12) internal fixation has projection (7), the surface activity grafting of projection (7) has two even cover (5), two even cover (5) have all been seted up on the surface of cover (5), four plugs that four groups stay (4) are connected peg graft respectively in four slot (6), the surface fixation of projection (7) has two stay (8), and two stay (8) and two both sides (1) have upper and lower both sides and two both sides (10) have between the projection (10) and two in-connection spring (7) respectively, the two inserting rods (10) are fixed with supporting plates (11) at the far ends, and a connecting and supporting structure is arranged between the two outer sleeve pieces (2).

2. The anti-extrusion PCB of claim 1, wherein the connection structure comprises two pull straps (15), one end of each pull strap (15) is fixed on the front and rear sides of the bottom of one jacket member (2), the other ends of the two pull straps (15) are respectively fixed with a buckle head (16), the front and rear sides of the bottom of the other jacket member (2) are respectively provided with a clamping groove (17) matched with the buckle head (16), one side wall of one jacket member (2) is provided with two insertion holes (19), and the side wall of the other jacket member (2) is fixed with two support rods (18) matched with the insertion holes (19).

3. The anti-extrusion PCB of claim 2, wherein the top of both of the outer jacket members (2) is provided with a groove (13), and the bottom of both of the outer jacket members (2) is fixed with a bump (14) matching the groove (13).

4. The extrusion-resistant PCB of claim 3, wherein the openings of the two caulking grooves (3) are provided with taper of an outward drawing die, the inner walls of the two caulking grooves (3) are provided with a sponge layer, and the sponge layer is provided with anti-slip patterns.

5. The anti-extrusion PCB of claim 4 wherein a plurality of the braces (4) are each provided with an upwardly convex arc, and wherein the plurality of braces (4) are each made of a micro-elastic material.