CN215529619U

CN215529619U - Circuit board that shock resistance is good

Info

Publication number: CN215529619U
Application number: CN202121197541.XU
Authority: CN
Inventors: 任瑞红
Original assignee: East Electronic Technology Dongtai Co ltd
Current assignee: East Electronic Technology Dongtai Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-01-14
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a circuit board with good shock resistance, which comprises a bottom plate, a mounting seat and a circuit board main body, wherein the mounting seat is fixedly mounted on the bottom plate through screws, and the circuit board main body is connected and arranged on the mounting seat through a buffer structure; the buffer structure comprises a fixed pipe, a transverse buffer spring, a connecting column, a vertical buffer spring, an annular clamping groove, a fixed round block, a connecting round groove, a clamping strip, an arc-shaped extrusion chute and an internal thread locking ring, wherein the fixed pipe is symmetrically formed on the mounting seat, and the transverse buffer springs are symmetrically formed on the inner side wall of the fixed pipe in an integrally formed manner.

Description

Circuit board that shock resistance is good

Technical Field

The utility model relates to the field of circuit boards, in particular to a circuit board with good shock resistance.

Background

The circuit board is also called flexible circuit board, is a circuit board made of polyimide, and has the characteristics of high wiring density, light weight, thin thickness and good bending property, and the circuit board enables the circuit to be miniaturized and visualized, and plays an important role in the batch production of fixed circuits and the optimization of the layout of electrical appliances.

The installation of circuit is fixed to be using the screw to fix it on the bottom plate in equipment under prior art usually, and at this in-process, on the one hand, when the circuit board received vibrations, there was not fine buffering protection, caused its damage easily, and on the other hand, the circuit board is hugged closely fixedly with the bottom plate, and this also does not benefit to the heat dissipation of circuit board, also can influence its normal work equally, and then reduces its life.

Therefore, the utility model provides a circuit board with good shock resistance to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a circuit board with good shock resistance so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a circuit board that shock resistance is good, includes bottom plate, mount pad, circuit board main part, the mount pad passes through screw fixed mounting on the bottom plate to be provided with the circuit board main part through buffer structure connection on the mount pad.

Preferably, the buffer structure comprises a fixed pipe, a transverse buffer spring, a connecting column, a vertical buffer spring, an annular clamping groove, a fixed round block, a connecting round groove, a clamping strip, an arc-shaped extrusion chute and an internal thread locking ring, wherein the fixed pipe is symmetrically arranged on the mounting seat in an integrated forming way, the inner side wall of the fixed pipe is symmetrically provided with the transverse buffer spring, the other end of the transverse buffer spring is arranged on the connecting column in an integrated forming way, the bottom end surface of the connecting column is integrally formed with the vertical buffer spring, the other end of the vertical buffer spring is integrally formed on the mounting seat, the upper end edge side of the connecting column is provided with the annular clamping groove, the connecting column is inserted and arranged in the connecting round groove, the connecting round groove is arranged in the fixed round block, the fixed round block is symmetrically arranged at the edge side position of the circuit board main body, and the clamping strips are movably arranged in the fixed round block at equal intervals, one side integrated into one piece of card strip is provided with the lug, and integrated into one piece is provided with reset spring on the lug, and the one end activity of card strip sets up in arc extrusion chute, screw locking ring including arc extrusion chute equidistance sets up.

Preferably, the internal thread locking ring is arranged on the fixed round block in a threaded connection mode, the outer side wall of the fixed round block is provided with connecting threads, and the outer side wall of the internal thread locking ring is integrally formed and provided with the anti-skidding raised lines at equal intervals.

Preferably, the end portion of the clamping strip movably arranged at one end of the arc-shaped extrusion chute is an arc-shaped surface and protrudes outwards, and the end portion of the other end of the clamping strip is also an arc-shaped surface and is recessed inwards.

Preferably, the arc-shaped extrusion chutes correspond to the arrangement positions of the clamping strips and are arranged in the same number of groups, four groups are arranged, and the depth of each arc-shaped extrusion chute is larger than the width of the section of the end part of each clamping strip.

Preferably, the clamping strip corresponds to the annular clamping groove in arrangement position, and the width of the cross section of the end part of the clamping strip is equal to the width of the notch of the annular clamping groove.

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

the circuit board designed by the utility model has good buffering protection effect when in use, thereby playing a good role in shock resistance, being beneficial to the heat dissipation work of the circuit board, further ensuring the normal work of the circuit board and prolonging the service life of the circuit board.

Drawings

FIG. 1 is a top view of a structural joint according to the present invention;

FIG. 2 is an enlarged partial view of the structural joint of FIG. 1 according to the present invention;

FIG. 3 is a top view, partially in section, of a cushioning structure according to the present invention;

FIG. 4 is a bottom view, partially in section, of a cushioning structure of the present invention;

fig. 5 is a partially enlarged view of the structural connection of fig. 4 according to the present invention.

In the figure: the structure comprises a bottom plate 1, a mounting seat 2, a circuit board main body 3, a buffer structure 4, a fixed pipe 401, a transverse buffer spring 402, a connecting column 403, a vertical buffer spring 404, an annular clamping groove 405, a fixed round block 406, a connecting round groove 407, a clamping strip 408, an arc-shaped extrusion chute 409 and an internal thread locking ring 410.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model discloses a circuit board with good shock resistance, which comprises a bottom plate 1, a mounting seat 2 and a circuit board main body 3, wherein the mounting seat 2 is fixedly mounted on the bottom plate 1 through screws, and the circuit board main body 3 is connected and arranged on the mounting seat 2 through a buffer structure 4.

The buffer structure 4 herein comprises a fixed tube 401, a horizontal buffer spring 402, a connecting column 403, a vertical buffer spring 404, a circular clamping groove 405, a fixed circular block 406, a connecting circular groove 407, a clamping strip 408, an arc extrusion chute 409 and an internal thread locking ring 410, wherein the fixed tube 401 is symmetrically arranged on the mounting base 2 in an integrated molding way, the horizontal buffer spring 402 is symmetrically arranged on the inner side wall of the fixed tube 401 in an integrated molding way, the other end of the horizontal buffer spring 402 is integrally arranged on the connecting column 403, the bottom end surface of the connecting column 403 is integrally arranged on the vertical buffer spring 404, the other end of the vertical buffer spring 404 is integrally arranged on the mounting base 2, the circular clamping groove 405 is arranged on the upper end side of the connecting column 403, the connecting column 403 is inserted into the connecting circular groove 407, the connecting circular groove 407 is arranged in the fixed circular block 406, the fixed circular block 406 is integrally arranged on the side position of the circuit board main body 3 in a symmetrical molding way, and the fixed round block 406 is equidistantly and movably provided with a clamping strip 408, one side of the clamping strip 408 is integrally provided with a convex block, the convex block is integrally provided with a return spring, one end of the clamping strip 408 is movably arranged in an arc extrusion chute 409, the end part of the clamping strip 408 movably arranged at one end of the arc extrusion chute 409 is required to be provided with an arc surface and protrudes outwards, the end part of the other end of the clamping strip 408 is also provided with an arc surface and is recessed inwards, the arc extrusion chute 409 corresponds to the arrangement position of the clamping strip 408 and is provided with the same number of groups, the depth of the arc extrusion chute 409 is larger than the section width of the end part of the clamping strip 408, the clamping strip 408 corresponds to the arrangement position of the annular clamping groove 405, the section width of the end part of the clamping strip 408 is equal to the width of the groove opening of the annular clamping groove 405, the arc extrusion chute 409 is equidistantly arranged in the internal thread locking ring 410, and the internal thread locking ring 410 is in threaded connection with the fixed round block 406, the outer side wall of the fixed round block 406 is provided with connecting threads, and the outer side wall of the internal thread locking ring 410 is integrally formed and provided with anti-skid convex strips at equal intervals.

Therefore, for the circuit board designed by the utility model, when the circuit board is installed and used, the circuit board main body 3 and the mounting seat 2 are firstly connected and fixed, namely, the connecting circular groove 407 on the side fixing circular block 406 of the circuit board main body 3 is sleeved on the connecting column 403, then the internal thread locking ring 410 is screwed, so that the arc-shaped extrusion chute 409 in the internal thread locking ring 410 extrudes the clamping strip 408, the other end of the clamping strip 408 is clamped in the annular clamping groove 405 on the connecting column 403, the connection between the circuit board main body 3 and the mounting seat 2 can be quickly completed, then the mounting seat 2 is fixed on the bottom plate 1 in the equipment through the screw, and when vibration occurs in the using process, the horizontal buffer spring 402 and the vertical buffer spring 404 which are connected and arranged between the fixing tube 401 and the connecting column 403 can well buffer and protect the circuit board in the horizontal direction and the vertical direction, and a gap is arranged between the circuit board main body 3 and the mounting seat 2, which has a positive effect on the heat dissipation of the circuit board main body 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circuit board that shock resistance is good, includes bottom plate (1), mount pad (2), circuit board main part (3), its characterized in that: the mounting seat (2) is fixedly mounted on the bottom plate (1) through screws, and a circuit board main body (3) is connected and arranged on the mounting seat (2) through a buffer structure (4).

2. The circuit board with good shock resistance of claim 1, wherein: the buffer structure (4) comprises a fixed pipe (401), a transverse buffer spring (402), a connecting column (403), a vertical buffer spring (404), an annular clamping groove (405), a fixed round block (406), a connecting round groove (407), a clamping strip (408), an arc-shaped extrusion chute (409) and an internal thread locking ring (410), wherein the fixed pipe (401) is symmetrically formed on the mounting seat (2), the transverse buffer spring (402) is symmetrically formed on the inner side wall of the fixed pipe (401), the other end of the transverse buffer spring (402) is integrally formed on the connecting column (403), the bottom end surface of the connecting column (403) is integrally formed with the vertical buffer spring (404), the other end of the vertical buffer spring (404) is integrally formed on the mounting seat (2), and the annular clamping groove (405) is arranged on the side edge of the upper end of the connecting column (403), spliced pole (403) are pegged graft and are set up in connecting circular slot (407), it sets up in fixed disk (406) to connect circular slot (407), fixed disk (406) integrated into one piece symmetry sets up the avris position in circuit board main part (3), and the equidistance activity is provided with card strip (408) in fixed disk (406), one side integrated into one piece of card strip (408) is provided with the lug, and integrated into one piece is provided with reset spring on the lug, and the one end activity of card strip (408) sets up in arc extrusion chute (409), arc extrusion chute (409) equidistance sets up in internal thread locking ring (410).

3. The circuit board with good shock resistance of claim 2, wherein: the internal thread locking ring (410) is arranged on the fixed round block (406) in a threaded connection mode, the outer side wall of the fixed round block (406) is provided with connecting threads, and anti-skid convex strips are arranged on the outer side wall of the internal thread locking ring (410) in an integrally formed mode at equal intervals.

4. The circuit board with good shock resistance of claim 2, wherein: the end part of the clamping strip (408) movably arranged at one end of the arc extrusion chute (409) is an arc-shaped surface which is convex outwards, and the end part of the other end of the clamping strip (408) is also an arc-shaped surface which is concave inwards.

5. The circuit board with good shock resistance of claim 4, wherein: the arc-shaped extrusion chutes (409) correspond to the arrangement positions of the clamping strips (408) and are arranged in the same number of groups, four groups are arranged, and the depth of each arc-shaped extrusion chute (409) is larger than the width of the section of the end part of each clamping strip (408).

6. The circuit board with good shock resistance of claim 5, wherein: the clamping strip (408) corresponds to the arrangement position of the ring-shaped clamping groove (405), and the width of the section of the end part of the clamping strip (408) is equal to the width of the notch of the ring-shaped clamping groove (405).