CN220043743U

CN220043743U - Circuit board

Info

Publication number: CN220043743U
Application number: CN202222562032.3U
Authority: CN
Inventors: 李�学
Original assignee: Nanjing Hongrui Information Technology Co ltd
Current assignee: Nanjing Hongrui Information Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-11-17
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a circuit board, and relates to the technical field of circuit boards. The utility model comprises a circuit board, wherein an electric element is arranged on the upper side of the circuit board, a heat-conducting plate is arranged above the electric element, fixing frames are fixed on two opposite outer sides of the heat-conducting plate, a fixing plate is fixed on one side of the fixing frame, a supporting plate is in sliding fit with the fixing plate, a threaded rod is in running fit between the fixing plate and the supporting plate, and a supporting plate is elastically matched on the upper side of the supporting plate; the lower side of the heat conducting plate is provided with a heat conducting layer. According to the utility model, the distance between the fixed plate and the supporting plate is conveniently adjusted by rotating the threaded rod, so that the supporting plate is conveniently pushed to move upwards, the distance between the supporting plate and the heat conducting layer is conveniently adjusted, the circuit board and the heat conducting plate are conveniently combined together, heat generated by the electric appliance element is conveniently conducted through the effect of the heat conducting layer, and the heat conducted by the heat conducting layer is conveniently subjected to heat dissipation operation through the effect of the heat conducting plate, so that heat generated by the electric appliance element is conveniently dissipated.

Description

Circuit board

Technical Field

The utility model belongs to the technical field of circuit boards, and particularly relates to a circuit board.

Background

The utility model discloses a publication number is CN209517614U patent application, which comprises a substrate, electric element and heat conduction layer, electric element sets up on the base plate, the heat conduction layer sets up in electric element top, the circuit board includes first heat conduction board and second heat conduction board, first heat conduction board and second heat conduction board set up in electric element both sides respectively, have the clearance portion between first heat conduction board and the second heat conduction board, first heat conduction board and second heat conduction board are the same heat conduction board of structure, the heat conduction board is made by elastic material, the heat conduction board includes the clamp plate, connecting plate and arc section, connecting plate one end is connected with the base plate, the other end is connected with the arc section, arc section one end is connected with the clamp plate, the clamp plate is connected with the heat conduction layer. The circuit board provided by the utility model can enable the heat conducting plate to be suitable for heat conducting layers with different thicknesses, so that the universality is enhanced, and the processing cost is reduced; in addition, protection can be provided for the electrical components, and damage risk of the electrical components is reduced.

The circuit board disclosed in the application is inconvenient to place on the lower side of the heat conducting layer in the disassembling or assembling process, so that the assembling efficiency of the circuit board is affected, and meanwhile, the circuit board is inconvenient to disassemble and maintain.

Disclosure of Invention

The utility model aims to provide a circuit board, which solves the technical problems that the traditional circuit board is inconvenient to assemble and disassemble with a heat conducting layer.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the circuit board comprises a circuit board, wherein an electric element is arranged on the upper side of the circuit board, a heat-conducting plate is arranged above the electric element, fixing frames are fixed on two opposite outer sides of the heat-conducting plate, a fixing plate is fixed on one side of the fixing frame and is in sliding fit with a supporting plate, a threaded rod is in running fit between the fixing plate and the supporting plate, a supporting plate is elastically matched on the upper side of the supporting plate, and two rotating wheels are arranged on the upper side of the supporting plate;

the downside of heat-conducting plate is equipped with the heat-conducting layer, and the circuit board is located between heat-conducting layer and the runner.

Optionally, four fixing holes are formed in the circuit board, and the four fixing holes are located at four corners of the circuit board respectively.

Optionally, a plurality of heat dissipation holes are formed on the heat conducting plate, and the heat dissipation holes penetrate through the heat conducting plate.

Optionally, the downside of layer board is fixed with the bearing, and the shaft hole in the bearing is installed to the one end of threaded rod, and threaded rod runs through and screw-thread fit in the fixed plate, and the threaded rod runs through the one end of fixed plate and is fixed with the silk cap.

Optionally, be equipped with two slide posts and two springs between layer board and the backup pad, the slide post runs through and sliding fit in the layer board, and the spring is located the week side of slide post, and the spring is located between layer board and the backup pad.

Optionally, inclined plates are fixed on two opposite outer sides of the supporting plate, and the inclined plates are located on one side of the rotating wheel.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the circuit board is conveniently moved above the supporting plate through the action of the inclined plate, the circuit board is conveniently placed below the heat conducting layer through the action of the inclined plate, the distance between the fixed plate and the supporting plate is conveniently adjusted through the rotating threaded rod, the supporting plate is conveniently pushed to move upwards through the supporting plate, the distance between the supporting plate and the heat conducting layer is conveniently adjusted, the circuit board and the heat conducting plate are conveniently combined together, the assembly and disassembly efficiency of the circuit board is improved, the circuit board is conveniently maintained, the pressure borne by the circuit board is conveniently buffered through the action of the spring, the damage of the supporting plate to the circuit board is reduced, the limit action of the supporting plate to the circuit board is improved, the heat generated by the electric appliance element is conveniently conducted through the action of the heat conducting layer, the heat conducted by the heat conducting layer is conveniently conducted through the action of the heat conducting plate, the heat generated by the electric appliance element is conveniently radiated, the contact area of the heat conducting plate and the air is conveniently increased through the action of the heat radiating hole, and the heat radiating effect of the electric appliance element is conveniently improved.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic bottom perspective view of an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional structure of an embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

the heat conducting plate comprises a circuit board 1, a fixing hole 2, an electric element 3, a heat conducting plate 4, a heat conducting layer 5, a heat radiating hole 6 fixing frame 7, a fixing plate 8, a supporting plate 9, a threaded rod 10, a bearing 11, a screw cap 12, a supporting plate 13, a rotating wheel 14, an inclined plate 15, a sliding column 16 and a spring 17.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Referring to fig. 1-3, in this embodiment, a circuit board is provided, which includes a circuit board 1, an electrical element 3 is disposed on an upper side of the circuit board 1, a heat-conducting plate 4 is disposed above the electrical element 3, specifically, the heat-conducting plate 4 is made of an elastic material, fixing frames 7 are fixed on two opposite outer sides of the heat-conducting plate 4, fixing plates 8 are fixed on one side of the fixing frames 7, a supporting plate 9 is slidingly matched with one side of the fixing frames 7, a chute is formed on one side of the fixing frames 7, a sliding block is slidingly matched with an inside of the chute, the supporting plate 9 is disposed on one side of the sliding block, a threaded rod 10 is rotatably matched between the fixing plates 8 and the supporting plate 9, a supporting plate 13 is elastically matched on an upper side of the supporting plate 9, and two rotating wheels 14 are disposed on an upper side of the supporting plate 13;

the underside of the heat conducting plate 4 is provided with a heat conducting layer 5, the circuit board 1 is positioned between the heat conducting layer 5 and the rotating wheel 14, and the heat conducting layer 5 is specifically formed by heat conducting silica gel.

The application of one aspect of the embodiment is: in the process of installing the circuit board, firstly, the circuit board 1 is placed above the supporting plate 13, then the threaded rod 10 is rotated to adjust the distance between the supporting plate 9 and the fixed plate 8, so that the supporting plate 13 can move upwards, the circuit board 1 is pushed to approach the heat conducting layer 5, the upper surface of the electric element 3 can be contacted with the bottom surface of the heat conducting layer 5, the effect of limiting the circuit board 1 is achieved, then the circuit board 1 is installed on the base of the fixed circuit board 1 through the fixed hole 2, finally, in the process of working of the electric element 3 on the circuit board 1, the heat conducting layer 5 absorbs heat generated by the electric element 3, then the heat conducting layer 5 conducts the absorbed heat to the heat conducting plate 4, and the heat conducting plate 4 dissipates the heat conducted by the heat conducting layer 5. It should be noted that all the electric equipment related in the utility model can be powered by a storage battery or an external power supply.

The effect through swash plate 15 makes things convenient for circuit board 1 to enter into the upside of runner 14, the effect through runner 14 makes things convenient for with circuit board 1 in the top of backup pad 13 and remove, and then the convenience is arranged in circuit board 1 in the below of heat conduction layer 5, conveniently adjust the distance between fixed plate 8 and the layer board 9 through rotating threaded rod 10, and then make things convenient for layer board 9 to promote backup pad 13 and upwards move, adjust the distance between backup pad 13 and the heat conduction layer 5, and then the convenience is in the same place circuit board 1 and heat conduction plate 4, the equipment and the dismantlement efficiency of circuit board 1 have been improved, and then the convenience is maintained circuit board 1, the effect through spring 17 makes things convenient for the pressure that receives circuit board 1 to cushion, and then reduce the injury that backup pad 13 led to the circuit board 1, and simultaneously can improve the limiting displacement of backup pad 13 to circuit board 1, the effect through heat that heat conduction layer 5 produced to electrical components 3 conduct through the effect of heat conduction plate 4 makes things convenient for the heat to heat conduction layer 5, and then conveniently dispel the heat to electrical components 3 produce heat, and conveniently increase the heat by heat through the effect of heat dissipation plate 4 and the heat dissipation plate 4.

Referring to fig. 1-2, four fixing holes 2 are formed in the circuit board 1 of the present embodiment, and the four fixing holes 2 are respectively located at four corners of the circuit board 1, so that the circuit board 1 is conveniently fixed on the mounting base through the action of the fixing holes 2.

Referring to fig. 1, the heat conducting plate 4 of the present embodiment is provided with a plurality of heat dissipation holes 6, and the heat dissipation holes 6 penetrate through the heat conducting plate 4, so that the heat dissipation effect of the heat conducting layer 5 is conveniently improved through the effect of the heat dissipation holes 6.

Referring to fig. 2-3, a bearing 11 is fixed at the lower side of a supporting plate 9 in this embodiment, one end of a threaded rod 10 is installed in a shaft hole of the bearing 11, the threaded rod 10 penetrates and is in threaded engagement with a fixing plate 8, a screw cap 12 is fixed at one end of the threaded rod 10 penetrating the fixing plate 8, two sliding columns 16 and two springs 17 are arranged between the supporting plate 9 and the supporting plate 13, the sliding columns 16 penetrate and are in sliding engagement with the supporting plate 9, the springs 17 are located at the peripheral sides of the sliding columns 16, the springs 17 are located between the supporting plate 9 and the supporting plate 13, inclined plates 15 are fixed at opposite outer sides of the supporting plate 13, the inclined plates 15 are located at one side of the rotating wheels 14, the threaded rod 10 is conveniently rotated through the action of the screw cap 12, the threaded rod 10 is conveniently moved upwards in the fixing plate 8 in the process of rotating the threaded rod 10, the rotating wheels 14 can be pushed to press the lower surface of a circuit board 1 in the process of upward moving the supporting plate 9, the supporting plate 13 can be conveniently pressed to the circuit board 1 through the sliding engagement of the sliding columns 16 in the supporting plate 14, the supporting plate 13 can be close to the supporting plate 9, the effect of the springs 17 is conveniently pressed to the supporting plate 13, the circuit board 1 is conveniently damaged by the supporting plate 13, and the heat conducting layer is conveniently buffered between the supporting plate 1 and the supporting plate 13 through the effect of the springs 13.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are merely for distinguishing features, and not in an actual order or sense of orientation, and the present utility model is not limited thereto.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A circuit board, comprising: the circuit board (1), the upside of circuit board (1) is equipped with electrical components (3), the top of electrical components (3) is equipped with heat-conducting plate (4), the opposite two outsides of heat-conducting plate (4) all are fixed with mount (7), one side of mount (7) all is fixed with fixed plate (8), sliding fit has layer board (9), there is threaded rod (10) between fixed plate (8) and layer board (9) normal running fit, the upside elastic fit of layer board (9) has backup pad (13), the upside of backup pad (13) is equipped with two runners (14);

the lower side of the heat conducting plate (4) is provided with a heat conducting layer (5), and the circuit board (1) is positioned between the heat conducting layer (5) and the rotating wheel (14).

2. A circuit board according to claim 1, characterized in that the circuit board (1) is provided with four fixing holes (2), and the four fixing holes (2) are respectively located at four corners of the circuit board (1).

3. A circuit board according to claim 1, characterized in that the heat-conducting plate (4) is provided with a plurality of heat-dissipating holes (6), and that the heat-dissipating holes (6) penetrate the heat-conducting plate (4).

4. A circuit board according to claim 1, characterized in that the bearing (11) is fixed to the underside of the supporting plate (9), one end of the threaded rod (10) is arranged in the shaft hole of the bearing (11), the threaded rod (10) penetrates and is screwed into the fixing plate (8), and a screw cap (12) is fixed to one end of the threaded rod (10) penetrating the fixing plate (8).

5. A circuit board according to claim 4, characterized in that two slide posts (16) and two springs (17) are arranged between the support plate (9) and the support plate (13), the slide posts (16) penetrate and are in sliding fit in the support plate (9), the springs (17) are located on the peripheral sides of the slide posts (16), and the springs (17) are located between the support plate (9) and the support plate (13).

6. A circuit board according to claim 5, characterized in that the support plate (13) is fixed with sloping plates (15) on opposite outer sides, and that the sloping plates (15) are located on one side of the rotor (14).