CN213880373U

CN213880373U - Multilayer shockproof type circuit board

Info

Publication number: CN213880373U
Application number: CN202022003167.7U
Authority: CN
Inventors: 吉雄
Original assignee: Qingdao Zhiteng Power Supply Co ltd
Current assignee: Qingdao Zhiteng Power Supply Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-08-03
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a multilayer shockproof circuit board, which comprises a first circuit board, a circuit barrel is fixedly arranged at the rear position of the upper end of the first circuit board, a main core box is fixedly arranged at the front position of the upper end of the first circuit board, threaded holes are arranged at four corners of each layer of circuit board and penetrate through the circuit board, the circuit boards are connected and fixed through bolts, a rubber pad is movably arranged at the upper end and the lower end of each layer of circuit board, the abrasion of the bolts and the springs on the circuit boards is reduced, a spring is movably arranged between the circuit boards of each layer, the buffer effect is achieved when the circuit boards are extruded by other external force, the damage to the circuit boards of the lower layer is reduced, a heat dissipation seat and a third circuit board are clamped and connected through the mutual matching of a convex card and a groove, the disassembly and the installation of the heat dissipation seat are convenient, and a heat dissipation port is arranged at the front end of the heat dissipation seat, the heat dissipation port penetrates through the heat dissipation seat, the heat dissipation effect is improved, and the service life of the circuit board is prolonged.

Description

Multilayer shockproof type circuit board

Technical Field

The utility model belongs to the technical field of the circuit board, concretely relates to multilayer type circuit board that takes precautions against earthquakes.

Background

The circuit board is miniaturized and visualized by using the circuit board, plays an important role in batch production of fixed circuits and optimization of electric appliance layout, is the basis of almost any electronic product, is more and more widely applied as a basic component of the electronic product along with rapid development of the electronic industry, and continuously improves the requirements on the convenience of the circuit board on information transmission quality, speed and the like.

However, the existing circuit board has some disadvantages, for example, there is no shockproof buffer material between each layer of circuit board of the multilayer circuit board, when the circuit board is shocked and impacted, the upper layer of circuit board will press the lower layer of circuit board, so that the circuit board is damaged, and meanwhile, the heat dissipation effect of the circuit board is not good enough, so that the service life of the circuit board cannot be prolonged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shockproof type circuit board of multilayer to provide the buffering material that does not take precautions against earthquakes between the every layer circuit board of multilayer circuit board in solving above-mentioned background art, when the circuit board received vibrations and striking, lower floor's circuit board can be pressed to upper circuit board, makes the circuit board suffer destruction, and the radiating effect of circuit board is also not enough simultaneously, the problem of the life of unable extension circuit board.

In order to achieve the above object, the utility model provides a following technical scheme: a multilayer shockproof circuit board comprises a first circuit board, wherein a circuit barrel is fixedly mounted at the rear position of the upper end of the first circuit board, a main core box is fixedly mounted at the front position of the upper end of the first circuit board, a circuit piece is fixedly mounted at the left position of the upper end of the first circuit board, bolts are movably mounted at four corners of the upper end of the first circuit board, a second circuit board is movably mounted below the first circuit board, a threaded hole is formed in the upper end of the second circuit board, a third circuit board is movably mounted below the second circuit board, a heat radiating seat is movably mounted at the lower end of the third circuit board, an upper fixing piece is fixedly mounted at the upper end of each bolt, a lower fixing piece is fixedly mounted at the lower end of each bolt, a rubber pad and a spring are movably mounted at the middle position of each bolt, and a convex card is arranged at the lower end of the third circuit board, the upper end of the heat dissipation seat is provided with a clamping groove, and the front end of the heat dissipation seat is provided with a heat dissipation port.

Preferably, the first circuit board, the second circuit board and the third circuit board are in threaded connection through mutual matching of bolts and threaded holes.

Preferably, the upper end and the lower end of each layer of circuit board are movably provided with rubber pads.

Preferably, each layer of circuit board is elastically adjusted through a spring.

Preferably, the third circuit board is connected with the heat dissipation seat in a clamping manner through the mutual matching of the convex card and the groove, and the heat dissipation port penetrates through the heat dissipation seat.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, the circuit board four corners of each layer all sets up threaded hole, and run through in the circuit board, connect it with fixed through the bolt, upper end and the equal movable mounting rubber pad of lower extreme at each layer circuit board, reduce the wearing and tearing of bolt and spring to the circuit board, a spring of movable mounting between the circuit board on each layer, play the cushioning effect when receiving other external force extrusions, reduce the harm to lower floor's circuit board, the radiating seat carries out the block with the third circuit board through mutually supporting through protruding card and recess and is connected, make things convenient for the dismantlement and the installation of radiating seat, a thermovent has been seted up at the front end of radiating seat simultaneously, the thermovent runs through in the radiating seat, the radiating effect has been increased, the life of circuit board has been prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of the circuit board of the present invention;

fig. 2 is a schematic structural view of the bolt of the present invention;

fig. 3 is a schematic view of a connection structure between the third circuit board and the heat dissipation plate according to the present invention.

In the figure: 1-a first circuit board, 2-a circuit barrel, 3-a bolt, 4-a main core box, 5-a threaded hole, 6-a heat sink, 7-a third circuit board, 8-a second circuit board, 9-a circuit part, 10-an upper fixing piece, 11-a rubber pad, 12-a lower fixing piece, 13-a spring, 14-a convex card, 15-a groove and 16-a heat dissipation port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a multilayer shockproof circuit board, which comprises: comprises a first circuit board 1, a circuit barrel 2 is fixedly arranged at the rear position of the upper end of the first circuit board 1, a main core box 4 is fixedly arranged at the front position of the upper end of the first circuit board 1, a circuit part 9 is fixedly arranged at the left position of the upper end of the first circuit board 1, bolts 3 are movably arranged at four corners of the upper end of the first circuit board 1, a second circuit board 8 is movably arranged below the first circuit board 1, a threaded hole 5 is arranged at the upper end of the second circuit board 8, a third circuit board 7 is movably arranged below the second circuit board 8, a heat radiating seat 6 is movably arranged at the lower end of the third circuit board 7, an upper fixing plate 10 is fixedly arranged at the upper end of each bolt 3, a lower fixing plate 12 is fixedly arranged at the lower end of each bolt 3, a rubber pad 11 and a spring 13 are movably arranged at the middle position of each bolt 3, a convex card 14 is arranged at the lower end of the third circuit board 7, a clamping groove 15 is arranged at the upper end of the heat radiating seat 6, the front end of the heat radiation seat 6 is provided with a heat radiation port 16.

In order to make the connection between each layer of circuit boards more secure and facilitate the image-phone matching between the circuit boards, in the embodiment, the first circuit board 1, the second circuit board 8 and the third circuit board 7 are preferably screwed together by the mutual matching of the bolts 3 and the threaded holes 5.

In order to reduce the abrasion of the bolt 3 and the spring 13 to the surface of the circuit board and prolong the service life of the circuit board, in the embodiment, the upper end and the lower end of each layer of circuit board are preferably movably provided with the rubber pad 11.

In order to reduce the damage of the upper circuit board to the lower circuit board and to provide a buffer function when the upper circuit board is pressed by the outside, in the embodiment, the spring 13 is preferably used for elastic adjustment between each circuit board.

In order to facilitate the installation and detachment of the heat sink 6 and increase the heat dissipation effect, in this embodiment, the preferable third circuit board 7 and the heat sink 6 are engaged with each other through the cooperation of the convex card 14 and the groove, and the heat dissipation opening 16 penetrates through the heat sink 6.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, the circuit board four corners of each layer all sets up threaded hole 5, and run through in the circuit board, connect and fix it through bolt 3, rubber pad 11 in the equal movable mounting of upper end and the lower extreme of each layer circuit board, reduce bolt 3 and the wearing and tearing of spring 11 to the circuit board, spring 13 of movable mounting between the circuit board on each layer, play the cushioning effect when receiving other external force extrusion, reduce the harm to lower floor's circuit board, heat-radiating seat 6 carries out the block with third circuit board 7 through mutually supporting through protruding card 14 and recess 15 and is connected, make things convenient for the dismantlement and the installation of heat-radiating seat 6, a thermovent 16 has been seted up at the front end of heat-radiating seat 6 simultaneously, thermovent 16 runs through in thermovent 66The radiating effect is increased, and the service life of the circuit board is prolonged.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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 invention can be understood in specific cases to those skilled in the art.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multilayer shockproof type circuit board comprises a first circuit board (1), and is characterized in that: the upper end rear position of the first circuit board (1) is fixedly provided with a circuit barrel (2), the upper end front position of the first circuit board (1) is fixedly provided with a main core box (4), the upper end left side position of the first circuit board (1) is fixedly provided with a circuit piece (9), four corners of the upper end of the first circuit board (1) are movably provided with bolts (3), the lower end of the first circuit board (1) is movably provided with a second circuit board (8), the upper end of the second circuit board (8) is provided with a threaded hole (5), the lower end of the second circuit board (8) is movably provided with a third circuit board (7), the lower end of the third circuit board (7) is movably provided with a radiating seat (6), the upper end of the bolt (3) is fixedly provided with an upper fixing plate (10), and the lower end of the bolt (3) is fixedly provided with a lower fixing plate (12), the utility model discloses a heat sink, including bolt (3), the piece of cloth of bolt, the piece of cloth, the piece, the cloth, the piece, the piece, the, is, the, is, the, and the, and the, and the.

2. The multilayer vibration-proof circuit board of claim 1, wherein: the first circuit board (1), the second circuit board (8) and the third circuit board (7) are in threaded connection through mutual matching of the bolts (3) and the threaded holes (5).

3. The multilayer vibration-proof circuit board of claim 1, wherein: the upper end and the lower end of each layer of circuit board are movably provided with a rubber pad (11).

4. The multilayer vibration-proof circuit board of claim 1, wherein: each layer of circuit board is elastically adjusted through a spring (13).

5. The multilayer vibration-proof circuit board of claim 1, wherein: the third circuit board (7) is connected with the heat dissipation seat (6) in a clamping mode through mutual matching of the convex card (14) and the groove (15), and the heat dissipation opening (16) penetrates through the heat dissipation seat (6).