CN219351979U

CN219351979U - PCB board of thick copper HDI

Info

Publication number: CN219351979U
Application number: CN202223298306.9U
Authority: CN
Inventors: 赵俊; 张志强; 王东府
Original assignee: Shenzhen Jinshengda Electronics & Technology Co ltd
Current assignee: Shenzhen Jinshengda Electronics & Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-07-14
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a thick copper HDI PCB, which comprises a thick copper PCB, wherein a heat radiating device is arranged at the lower end of the thick copper PCB, a mounting device is arranged at the left end and the right end of the thick copper PCB together, two screw holes are formed in the upper part of the left end and the upper part of the right end of the mounting device, mounting frames are arranged at the front part of the left end, the rear part of the left end, the front part of the right end and the rear part of the right end of the mounting device, and a protecting device is arranged at the upper end of the mounting device. According to the PCB board of the thick copper HDI, the mounting device not only improves the mounting and dismounting efficiency of the thick copper PCB board, but also avoids the need of punching holes on the thick copper PCB board for fixing, further improves the service performance of the thick copper PCB board, reduces the possibility that the thick copper PCB board is scratched by external scratch through the protection device, further improves the service life of the thick copper PCB board, and can quickly transfer the heat at the lower end of the thick copper PCB board to the radiating fins for radiating through the radiating device, thereby improving the radiating performance of the thick copper PCB board.

Description

PCB board of thick copper HDI

Technical Field

The utility model relates to the technical field of PCB boards, in particular to a PCB board with thick copper HDI.

Background

The PCB is a provider for electric connection of electronic components, so that the PCB enables a circuit to be miniaturized and visualized, and plays an important role in mass production of fixed circuits and optimizing layout of electrical appliances. It is made by electronic printing and is called a "printed" circuit board, which is one of the important components of the electronics industry.

However, along with the rapid development of the modern electronic equipment industry, the printed circuit board also tends to be compact and dense, and develops in a high power direction, but the PCB is not well protected, and once the PCB is scratched or impacted externally, the circuit on the PCB is affected, so that the service performance of the PCB is affected; in addition, the PCB is mostly installed by being provided with screw holes and being fixed by screws, so that the installation efficiency of the PCB is affected, and meanwhile, the wiring on the PCB is also affected by the screw holes. In summary, the conventional PCB also has the following problems

1. Most of the PCBs are installed in a screw fixing mode by arranging screw holes, so that the installation efficiency of the PCBs is affected, and meanwhile, wiring on the PCBs is also affected by arranging the screw holes on the PCBs; 2. when the PCB is scratched or impacted by the outside, the circuit on the PCB can be influenced, so that the service performance of the PCB is influenced.

Disclosure of Invention

The utility model mainly aims to provide a thick copper HDI PCB which can effectively solve the problems that the installation efficiency of the PCB is affected and the wiring on the PCB is also affected by the screw holes formed in the PCB as the PCB is mostly installed by the way of screw fixation; when the PCB is scratched or impacted by the outside, the circuit on the PCB can be influenced, so that the service performance of the PCB is influenced.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a thick copper HDI's PCB board, includes thick copper PCB board, heat abstractor is installed to thick copper PCB board lower extreme, installation device is installed jointly to thick copper PCB board left end and right-hand member, two screw holes have all been opened on installation device left end upper portion and right-hand member upper portion, the mounting bracket is all installed at installation device left end front portion, left end rear portion, right-hand member front portion and right-hand member rear portion, protector is installed to installation device upper end.

Preferably, the installation device comprises a connecting seat, the connecting seat is provided with two, two all open the draw-in groove No. one on the inner wall under the connecting seat, two all install a set of spring on the inner wall on the connecting seat, two sets of the backup pad is all installed to the spring lower extreme, cardboard is all installed to thick copper PCB board left end and right-hand member, two No. two draw-in grooves are all opened to the cardboard upper end, two the connecting seat is installed respectively at thick copper PCB board left end and right-hand member through the cardboard. When the thick copper PCB needs to be taken out, the thick copper PCB and clamping plates on two sides of the thick copper PCB are lifted, so that the clamping plates are pulled out of the connecting seat, and in addition, through a clamping mode, the mounting and dismounting efficiency of the thick copper PCB is improved, the situation that holes are punched on the thick copper PCB to be fixed is avoided, and the service performance of the thick copper PCB is improved.

Preferably, the protection device comprises a protection frame, a protection film is arranged at the upper end of the protection frame, two fixing screws are arranged at the left end and the right end of the protection frame, and the protection frame is arranged at the upper ends of the two connecting seats through the fixing screws. The protection frame is fixed at the upper end of thick copper PCB board by the fixed screw, and then reduces thick copper PCB board and receive outside and scratch the possibility to the life of thick copper PCB board has been improved.

Preferably, the heat dissipating device comprises a heat dissipating fin, wherein the left part and the right part of the upper end of the heat dissipating fin are respectively provided with an adhesive layer, the middle part of the upper end of the heat dissipating fin is provided with heat conducting silicone grease, and the heat dissipating fin is arranged at the lower end of the thick copper PCB. The heat conduction silicone grease can transfer the heat of the lower end of the thick copper PCB board to the radiating fins to radiate, so that the radiating performance of the thick copper PCB board is improved.

Preferably, the support plate is consistent with the second clamping groove in size and corresponds to the second clamping groove in front and back.

Preferably, the shape of the protection frame is U-shaped.

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

1. the thick copper PCB board pushes two connecting seats through the cardboard of both sides in, the backup pad on the inner wall on the connecting seat is aimed at to the draw-in groove No. two on the cardboard this moment, the backup pad is through spring atress shrink again, and then make the backup pad can produce a decurrent clamping force, continue to promote the cardboard afterwards, make the cardboard lower extreme get into a draw-in groove completely in, accomplish the installation to thick copper PCB board this moment, when thick copper PCB board needs to take out, lift up thick copper PCB board and the cardboard of both sides, make the cardboard take out the connecting seat can, thereby the installation and the dismantlement efficiency of thick copper PCB board have been improved, moreover, through the mode of joint, also avoid punching on thick copper PCB board and fix, and then the performance of thick copper PCB board has been improved.

2. The protection frame on the protection device is fixed at the upper end of the thick copper PCB by the fixing screw, so that the possibility that the thick copper PCB is scratched by the outside is reduced, and the service life of the thick copper PCB is prolonged.

3. Install the lower extreme at thick copper PCB board through the fin on the heat abstractor, can dispel the heat to the fin on the heat transfer of thick copper PCB board lower extreme fast through heat conduction silicone grease, and then improved the heat dispersion of thick copper PCB board.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a PCB board with a thick copper HDI according to the present utility model;

FIG. 2 is a schematic diagram of the whole structure of a PCB board mounting device of a thick copper HDI according to the present utility model;

FIG. 3 is a schematic diagram showing the overall structure of a protection device for a PCB with a thick copper HDI according to the present utility model;

fig. 4 is a schematic diagram of the overall structure of a heat dissipating device of a PCB board with a thick copper HDI according to the present utility model.

In the figure: 1. a thick copper PCB; 2. a mounting device; 3. a protective device; 4. a heat sink; 5. screw holes; 6. a mounting frame; 20. a connecting seat; 21. a first clamping groove; 22. a spring; 23. a support plate; 24. a clamping plate; 25. a second clamping groove; 30. a protective frame; 31. a set screw; 32. a protective film; 40. a heat sink; 41. heat conductive silicone grease; 42. an adhesive layer.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-4, a thick copper HDI PCB board includes a thick copper PCB board 1, a heat dissipation device 4 is installed at the lower end of the thick copper PCB board 1, a mounting device 2 is installed at the left end and the right end of the thick copper PCB board 1 together, two screw holes 5 are formed at the upper part of the left end and the upper part of the right end of the mounting device 2, a mounting frame 6 is installed at the front part of the left end, the rear part of the left end, the front part of the right end and the rear part of the right end of the mounting device 2, and a protection device 3 is installed at the upper end of the mounting device 2.

The mounting device 2 comprises two connecting seats 20, wherein the two connecting seats 20 are provided with a first clamping groove 21 on the lower inner walls of the two connecting seats 20, a group of springs 22 are mounted on the upper inner walls of the two connecting seats 20, support plates 23 are mounted at the lower ends of the two groups of springs 22, clamping plates 24 are mounted at the left end and the right end of the thick copper PCB 1, a second clamping groove 25 is formed at the upper ends of the two clamping plates 24, and the two connecting seats 20 are respectively mounted at the left end and the right end of the thick copper PCB 1 through the clamping plates 24; the support plate 23 is consistent with the second clamping groove 25 in size and corresponds to the second clamping groove in front and back. When the thick copper PCB 1 needs to be taken out, the thick copper PCB 1 and the clamping plates 24 on the two sides of the thick copper PCB are lifted, so that the clamping plates 24 are pulled out of the connecting seat 20, and in addition, through a clamping mode, the mounting and dismounting efficiency of the thick copper PCB 1 is improved, the situation that holes are punched on the thick copper PCB 1 to be fixed is avoided, and the usability of the thick copper PCB 1 is improved.

The protecting device 3 comprises a protecting frame 30, a protecting film 32 is arranged at the upper end of the protecting frame 30, two fixing screws 31 are arranged at the left end and the right end of the protecting frame 30, and the protecting frame 30 is arranged at the upper ends of the two connecting seats 20 through the fixing screws 31; the guard frame 30 has a U-shape. The protection frame 30 is fixed at the upper end of the thick copper PCB 1 by the fixing screw 31, so that the possibility that the thick copper PCB 1 is scratched by the outside is reduced, and the service life of the thick copper PCB 1 is prolonged.

The heat dissipating device 4 comprises a heat dissipating fin 40, an adhesive layer 42 is arranged on the left part of the upper end of the heat dissipating fin 40 and the right part of the upper end of the heat dissipating fin 40, heat conducting silicone grease 41 is arranged in the middle of the upper end of the heat dissipating fin 40, and the heat dissipating fin 40 is arranged at the lower end of the thick copper PCB 1. The heat conduction silicone grease 41 can rapidly transfer the heat at the lower end of the thick copper PCB 1 to the radiating fins 40 for radiating, so that the radiating performance of the thick copper PCB 1 is improved.

It should be noted that, the utility model is a thick copper HDI PCB board, the thick copper PCB board 1 pushes two connecting seats 20 through the clamping plates 24 on two sides, at this time, the second clamping groove 25 on the clamping plate 24 aligns with the supporting plate 23 on the upper inner wall of the connecting seat 20, the supporting plate 23 is contracted by the force of the spring 22, further the supporting plate 23 can generate a downward clamping force, then the clamping plates 24 are pushed continuously, the lower end of the clamping plate 24 completely enters the first clamping groove 21, at this time, the installation of the thick copper PCB board 1 is completed, when the thick copper PCB board 1 needs to be taken out, the thick copper PCB board 1 and the clamping plates 24 on two sides thereof are lifted, the clamping plates 24 are drawn out of the connecting seat 20, thereby improving the installation and detachment efficiency of the thick copper PCB board 1, and the fixing on the thick copper PCB board 1 is avoided by the clamping connection mode, further improving the service performance of the thick copper PCB board 1, and the heat at the lower end of the thick copper PCB board 1 can be transferred to the first clamping plate 40 through the heat conduction silicone grease 41, and the heat dissipation performance of the thick copper PCB board 1 is further improved, and the service life of the thick copper PCB board 1 can be prolonged by fixing the heat dissipation frame 30 on the thick copper PCB board 1.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a thick copper HDI's PCB board, includes thick copper PCB board (1), its characterized in that: the utility model discloses a thick copper PCB board, including thick copper PCB board (1), installation device (2) are installed jointly to thick copper PCB board (1) lower extreme, two screw holes (5) are all opened on installation device (2) left end upper portion and right-hand member upper portion, installation device (2) left end front portion, left end rear portion, right-hand member front portion and right-hand member rear portion all install mounting bracket (6), protector (3) are installed to installation device (2) upper end.

2. The thick copper HDI PCB of claim 1 wherein: the mounting device (2) comprises two connecting seats (20), wherein the two connecting seats (20) are arranged, a clamping groove (21) is formed in the lower inner wall of each connecting seat (20), a group of springs (22) are arranged on the upper inner wall of each connecting seat (20), the two groups of springs (22) are arranged at the lower ends of the springs, clamping plates (24) are arranged at the left end and the right end of each thick copper PCB (1), a second clamping groove (25) is formed in the upper end of each clamping plate (24), and the two connecting seats (20) are respectively arranged at the left end and the right end of each thick copper PCB (1) through the clamping plates (24).

3. The thick copper HDI PCB of claim 2 wherein: the protection device (3) comprises a protection frame (30), a protection film (32) is arranged at the upper end of the protection frame (30), two fixing screws (31) are arranged at the left end and the right end of the protection frame (30), and the protection frame (30) is arranged at the upper ends of the two connecting seats (20) through the fixing screws (31).

4. The thick copper HDI PCB of claim 1 wherein: the heat dissipation device (4) comprises heat dissipation fins (40), an adhesive layer (42) is arranged at the left part of the upper end of each heat dissipation fin (40) and the right part of the upper end of each heat dissipation fin, heat conduction silicone grease (41) is arranged in the middle of the upper end of each heat dissipation fin (40), and the heat dissipation fins (40) are arranged at the lower end of a thick copper PCB (1).

5. The thick copper HDI PCB of claim 2 wherein: the supporting plate (23) and the second clamping groove (25) are consistent in size and correspond to each other in front and back positions.

6. A thick copper HDI PCB according to claim 3, wherein: the protective frame (30) is U-shaped.