CN220087757U

CN220087757U - Multilayer circuit board with protective structure

Info

Publication number: CN220087757U
Application number: CN202320536986.9U
Authority: CN
Inventors: 廖新喜; 马圆; 张绍深
Original assignee: Qianyou Huizhou Electronics Co ltd
Current assignee: Qianyou Huizhou Electronics Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-11-24
Anticipated expiration: 2033-03-20

Abstract

The utility model discloses a multilayer circuit board with a protective structure, and relates to the technical field of multilayer circuit boards. The utility model comprises a first protection seat, a second protection seat and a circuit board main body, wherein the front surfaces of the first protection seat and the second protection seat are respectively provided with a heat dissipation groove, a dustproof net is fixedly arranged in the heat dissipation grooves, the rear surfaces of the first protection seat and the second protection seat are respectively provided with a notch, a mounting frame is fixedly arranged in the notch, a heat dissipation fan is arranged in the mounting frame, and the rear surfaces of the first protection seat and the second protection seat are respectively fixedly provided with a connecting terminal through arranging the heat dissipation fan, the heat dissipation grooves and the dustproof net. The caliber of the radiating groove is larger, so that more heat can be released, the dustproof net can protect the circuit board main body from being corroded by dust while radiating, and meanwhile, the radiating fan can actively radiate the heat, so that the radiating efficiency of the circuit board main body is improved, the phenomenon of heat accumulation is avoided, and the radiating groove is high in practicability.

Description

Multilayer circuit board with protective structure

Technical Field

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

Background

The double-sided board is a medium layer in the middle, and the two sides are wiring layers. The multilayer board is a multilayer wiring layer, a dielectric layer is arranged between every two layers, and the dielectric layer can be made thin. The multilayer circuit board has at least three conductive layers, two of which are on the outer surface and the remaining one is incorporated into the insulating board. The electrical connection between them is typically made through plated through holes in the cross section of the circuit board.

Because the circuit board texture is comparatively fragile, in order to protect the circuit board, often need use protector to protect the circuit board, and the protective structure of current circuit board has set up the ventilation hole and dispel the heat to the circuit board, but its ventilation diameter in louvre is less, and just can initiatively dispel the heat, and radiating efficiency is low, makes the heat accumulation of circuit board easily, causes the influence to the circuit board operation, in order to solve above-mentioned problem, proposes a multilayer circuit board with protective structure now.

Disclosure of Invention

The utility model aims to provide a multilayer circuit board with a protective structure, which solves the problems that the ventilation hole is arranged in the protective structure of the traditional circuit board to radiate heat of the circuit board, but the ventilation diameter of the ventilation hole is smaller, and the ventilation hole can only radiate heat actively, so that the heat radiation efficiency is low, the heat accumulation of the circuit board is easy, and the operation of the circuit board is influenced.

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

the utility model relates to a multilayer circuit board with a protective structure, which comprises a first protective seat, a second protective seat and a circuit board main body, wherein the front surfaces of the first protective seat and the second protective seat are respectively provided with a heat dissipation groove, dust shields are fixedly arranged in the heat dissipation grooves, the rear surfaces of the first protective seat and the second protective seat are respectively provided with a notch, a mounting frame is fixedly arranged in the notch, a heat dissipation fan is arranged in the mounting frame, the rear surfaces of the first protective seat and the second protective seat are respectively fixedly provided with a connecting terminal, and through the arrangement of the heat dissipation fan, the heat dissipation grooves and the dust shields, the caliber of the heat dissipation grooves is larger, so that more heat can be released, the dust shields can be protected from being corroded by dust while the circuit board main body dissipates heat, meanwhile, the heat dissipation efficiency of the circuit board main body is improved, the phenomenon of heat accumulation is avoided, and the practicability is strong.

The utility model discloses a circuit board, including first protection seat, fixing base, second protection seat, first protection seat, second protection seat, fixed mounting has socket and fixing base around the first protection seat, fixed mounting has the spring in the fixing base, the bottom fixedly connected with slider of spring, the fixed mounting of bottom surface of slider has the fixture block, the equal fixed mounting in front and back two surfaces of second protection seat has the inserted block, the draw-in groove has been seted up to the upper surface of inserted block, the spout has been seted up to one side of fixing base, sliding connection has the pull rod in the spout, pull rod and slider fixed connection, first protection seat and second protection seat block fit through setting up first protection seat and second protection seat block fit, can realize the quick assembly between first protection seat and the second protection seat, conveniently protects fast to the circuit board main part, installs simply to, also can realize the quick dismantlement between first protection seat and the second protection seat, conveniently carries out subsequent maintenance and maintenance to the circuit board main part.

Limiting grooves are formed in the two surfaces of the inner walls of the first protection seat and the second protection seat, limiting blocks are slidably connected in the limiting grooves, and the limiting blocks are fixedly connected with the circuit board main body.

The position of the heat dissipation fan is matched with the position of the dust screen, and the sizes of the first protection seat and the second protection seat are matched with the size of the circuit board main body.

The connecting terminal is electrically connected with the radiating fan.

The plug block is in sliding fit with the socket.

The clamping block is in sliding fit with the clamping groove, and the sliding block is in sliding fit with the fixing seat.

The utility model has the following beneficial effects:

1. according to the circuit board, the radiating fan, the radiating groove and the dustproof net are arranged, the caliber of the radiating groove is larger, so that more heat can be released, the dustproof net can protect the circuit board from being corroded by dust while radiating the circuit board main body, and meanwhile, the radiating fan can actively radiate the heat, so that the radiating efficiency of the circuit board main body is improved, the phenomenon of heat accumulation is avoided, and the circuit board is high in practicability.

2. According to the circuit board main body, the first protection seat and the second protection seat are clamped and combined, so that the first protection seat and the second protection seat can be assembled quickly, the circuit board main body can be protected quickly, the circuit board main body is simple to install, the first protection seat and the second protection seat can be disassembled quickly, and the circuit board main body can be overhauled and maintained later conveniently.

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 the present utility model;

FIG. 2 is a schematic rear perspective view of the present utility model;

FIG. 3 is a right side view of the present utility model;

FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;

fig. 5 is a schematic view of a partially enlarged structure at a in fig. 4.

In the drawings, the list of components represented by the various numbers is as follows: 1. a first protection seat; 2. a second protection seat; 3. a circuit board main body; 4. a heat sink; 5. a dust screen; 6. a limit groove; 7. a socket; 8. inserting blocks; 9. a fixing seat; 10. a clamping groove; 11. a mounting frame; 12. a heat dissipation fan; 13. a connection terminal; 14. a spring; 15. a slide block; 16. a clamping block; 17. a chute; 18. and (5) a pull rod.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, the present utility model is a multi-layer circuit board with a protection structure, which includes a first protection seat 1, a second protection seat 2 and a circuit board main body 3, wherein the front surfaces of the first protection seat 1 and the second protection seat 2 are both provided with a heat dissipation groove 4, a dust-proof net 5 is fixedly installed in the heat dissipation groove 4, the rear surfaces of the first protection seat 1 and the second protection seat 2 are both provided with a notch, a mounting frame 11 is fixedly installed in the notch, a heat dissipation fan 12 is installed in the mounting frame 11, the rear surfaces of the first protection seat 1 and the second protection seat 2 are both fixedly installed with a connection terminal 13, and by setting the heat dissipation fan 12, the heat dissipation groove 4 and the dust-proof net 5, the caliber of the heat dissipation groove 4 of the present utility model is larger, so that more heat can be released, the dust-proof net 5 can also protect the circuit board main body 3 from being corroded by dust while the heat dissipation fan 12 can be used for improving the heat dissipation efficiency of the circuit board main body 3, and the heat accumulation phenomenon is avoided.

The socket 7 and the fixing base 9 are fixedly installed on the front surface and the rear surface of the first protection seat 1, the spring 14 is fixedly installed in the fixing base 9, the sliding block 15 is fixedly connected to the bottom end of the spring 14, the clamping block 16 is fixedly installed on the bottom surface of the sliding block 15, the inserting block 8 is fixedly installed on the front surface and the rear surface of the second protection seat 2, the clamping groove 10 is formed in the upper surface of the inserting block 8, the sliding groove 17 is formed in one side surface of the fixing base 9, the pull rod 18 is connected with the sliding block 15 in a sliding mode in the sliding groove 17, the first protection seat 1 and the second protection seat 2 are clamped and assembled, quick assembly between the first protection seat 1 and the second protection seat 2 can be achieved through the fact that the first protection seat 1 and the second protection seat 2 are arranged, quick protection is convenient to conduct on the circuit board main body 3, installation is simple, and quick disassembly between the first protection seat 1 and the second protection seat 2 is convenient to conduct subsequent overhaul and maintenance on the circuit board main body 3.

Limiting grooves 6 are formed in the two surfaces of the inner walls of the first protection seat 1 and the second protection seat 2, limiting blocks are slidably connected in the limiting grooves 6, and the limiting blocks are fixedly connected with the circuit board main body 3.

The position of the heat dissipation fan 12 is matched with the position of the dust screen 5, and the sizes of the first protection seat 1 and the second protection seat 2 are matched with the size of the circuit board main body 3.

The connection terminal 13 is electrically connected to the heat dissipation fan 12.

The plug 8 is in sliding fit with the socket 7.

The clamping block 16 is in sliding fit with the clamping groove 10, and the sliding block 15 is in sliding fit with the fixed seat 9.

Examples:

as shown in fig. 1 to 5, the method for using the multilayer circuit board with the protection structure of the present utility model is as follows: when the circuit board is used, the circuit board main body 3 is firstly arranged in the first protection seat 1 and the second protection seat 2, the limiting blocks are inserted into the limiting grooves 6, then the first protection seat 1 and the second protection seat 2 are closed, the plug block 8 is inserted into the socket 7, meanwhile, the pull rod 18 is pulled upwards, after the plug block 8 is completely inserted into the socket 7, the pull rod 18 is loosened, under the action of the spring 14, the slide block 15 pushes the clamping block 16 to be inserted into the clamping groove 10, so that the protection of the circuit board main body 3 can be completed, the connecting wires are inserted into the connecting seats 13, the heat dissipation fan 12 is electrified, and the heat dissipation fan 12 dissipates heat of the circuit board main body 3.

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. The utility model provides a multilayer circuit board with protective structure, includes first protection seat (1), second protection seat (2) and circuit board main part (3), its characterized in that: the novel anti-dust protection device is characterized in that the front surfaces of the first protection seat (1) and the second protection seat (2) are provided with heat dissipation grooves (4), dust screens (5) are fixedly installed in the heat dissipation grooves (4), the rear surfaces of the first protection seat (1) and the second protection seat (2) are provided with notches, a mounting frame (11) is fixedly installed in the notches, a heat dissipation fan (12) is installed in the mounting frame (11), and connecting terminals (13) are fixedly installed on the rear surfaces of the first protection seat (1) and the second protection seat (2).

2. The multilayer circuit board with the protection structure according to claim 1, characterized in that, both front and back surfaces of first protection seat (1) are all fixed mounting has socket (7) and fixing base (9), fixed mounting has spring (14) in fixing base (9), the bottom fixedly connected with slider (15) of spring (14), the fixed fixture block (16) of installing of bottom surface of slider (15), both front and back surfaces of second protection seat (2) are all fixed mounting has inserted block (8), draw-in groove (10) have been seted up to the upper surface of inserted block (8), spout (17) have been seted up to one side of fixing base (9), sliding connection has pull rod (18) in spout (17), pull rod (18) and slider (15) fixed connection, first protection seat (1) and second protection seat (2) block fit.

3. The multilayer circuit board with the protective structure according to claim 1, wherein limiting grooves (6) are formed in two surfaces of the inner walls of the first protective seat (1) and the second protective seat (2), limiting blocks are connected in the limiting grooves (6) in a sliding mode, and the limiting blocks are fixedly connected with the circuit board main body (3).

4. The multilayer circuit board with the protective structure according to claim 1, characterized in that the position of the heat dissipation fan (12) is adapted to the position of the dust screen (5), and the dimensions of the first protective seat (1) and the second protective seat (2) are adapted to the dimensions of the circuit board body (3).

5. The multilayer circuit board with the protective structure according to claim 1, wherein the connection terminal (13) is electrically connected with the heat dissipation fan (12).

6. A multilayer circuit board with a protective structure according to claim 2, characterized in that the plug (8) is a sliding fit with the socket (7).

7. The multilayer circuit board with the protection structure according to claim 2, wherein the clamping block (16) is in sliding fit with the clamping groove (10), and the sliding block (15) is in sliding fit with the fixing seat (9).