CN213426709U - PCB substrate for display screen - Google Patents
PCB substrate for display screen Download PDFInfo
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- CN213426709U CN213426709U CN202021518378.8U CN202021518378U CN213426709U CN 213426709 U CN213426709 U CN 213426709U CN 202021518378 U CN202021518378 U CN 202021518378U CN 213426709 U CN213426709 U CN 213426709U
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- circuit board
- display screen
- plate
- insulating layer
- control chip
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Abstract
The utility model relates to an electronic circuit board technical field specifically is a PCB base plate for display screen, which comprises a plate body, the bottom of plate body is provided with the circuit board, the outer fixed surface of circuit board is connected with the heating panel, one side surface of circuit board is provided with control chip, all be provided with the bolt hole around the circuit board, the bolt groove has been seted up to the inside of circuit board, the top of circuit board is provided with the insulating layer. The utility model discloses in, can make control chip after carrying out long-time work through the slab and the louvre that set up, can conveniently dispel the heat, after the temperature of control chip surface passes through the fin transmission and gives the connection piece, carry out giving off of temperature through the slab, can make the temperature of persisting on the slab to dispel the heat fast through setting up of louvre, and then make the temperature of control chip surface give off fast, improved the life of PCB base plate.
Description
Technical Field
The utility model relates to an electronic circuit board technical field specifically is a PCB base plate for display screen.
Background
The substrate is a basic material for manufacturing the PCB, generally, the substrate is a copper clad laminate, and the single-sided and double-sided printed boards are manufactured by selectively performing processes such as hole processing, chemical copper plating, electro-coppering, etching and the like on the substrate material copper clad laminate to obtain a desired circuit pattern. In the manufacture of another type of multilayer printed board, an inner core thin copper clad laminate is also used as a base, and the conductive pattern layers and the prepregs are alternately laminated and bonded together at one time to form interconnection among more than 3 conductive pattern layers.
When the display is installed, the display needs to be controlled by the circuit board between the display screens, the existing PCB substrate is generally a circuit board, and after the PCB substrate is installed, the temperature of a control chip on the PCB substrate is easily too high due to long-time work of the circuit board, so that the service life of the circuit board is affected, and therefore, a PCB substrate for a display screen needs to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a PCB base plate for display screen to solve the present PCB base plate that proposes in the above-mentioned background art and after carrying out work for a long time, the too high problem of control chip temperature.
In order to achieve the above object, the utility model provides a following technical scheme: a PCB substrate for a display screen comprises a board body, wherein a circuit board is arranged at the bottom of the board body, the outer surface of the circuit board is fixedly connected with a heat dissipation plate, the outer surface of one side of the circuit board is provided with a control chip, bolt holes are arranged around the circuit board, a bolt groove is arranged inside the circuit board, the top of the circuit board is provided with an insulating layer, the outer surface of the bottom of the insulating layer is provided with a gold-plated layer, the outer surface of the bottom of the gold-plated layer is provided with a connecting plate, the bottom of the connecting plate is fixedly connected with a copper foil layer, the outer surface of the insulating layer is provided with a corrosion groove, one side of the circuit board is internally provided with a conducting strip, the heat dissipation plate comprises a plate sheet, heat dissipation holes are formed in the outer surface of the plate sheet, fastening bolts are arranged on the periphery of the plate sheet, the bottom outer surface of the plate is provided with a connecting sheet, and the bottom outer surface of the connecting sheet is fixedly connected with a radiating fin.
Preferably, the connecting sheet is fixedly connected to the outer surface of the bottom of the plate sheet through screws, the fastening bolts are provided with four groups, and the heat dissipation holes are formed in the outer surface of the plate sheet.
Preferably, the outer surfaces of the radiating holes are radiating grooves with through holes, five groups of radiating holes are arranged, and the radiating fins are fixedly connected with the control chip.
Preferably, four groups of bolt holes are arranged on the periphery of the circuit board.
Preferably, the outer surface of the gold-plating layer is made of an insulating heat-conducting and heat-dissipating high polymer material with adhesive force, the corrosion tank is arranged on the outer surface of the insulating layer, and the outer surface of the corrosion tank is of a rough insulating structure.
Preferably, the outer surface of the copper foil layer is made of a ceramic material with adhesive force, the insulating layer is provided with an upper group and a lower group, and the insulating layer is adhered to the outer surface of the top end of the gold-plated layer through glue.
Compared with the prior art, the beneficial effects of the utility model are that: this PCB base plate for display screen can make the PCB base plate for display screen dispel the heat to control chip when long-time work, has improved the life of display.
1. Can make control chip after carrying out long-time work through the slab and the louvre that set up, can conveniently dispel the heat, after the temperature of control chip surface passes through the fin transmission for the connection piece, carry out giving off of temperature through the slab, can make the temperature of persisting on the slab to dispel the heat fast through the setting of louvre, and then make the temperature of control chip surface give off fast, improved the life of PCB base plate.
2. The surface of the circuit board can be protected through the heat dissipation holes arranged, the control chip is prevented from being damaged, when the display is required to be moved and transported, the electronic element and the control chip on the PCB substrate are easily damaged after the display is subjected to external force, the PCB substrate can be effectively prevented from being damaged through the protection of the plate pieces on the circuit board, and the service life of the display is prolonged.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
fig. 2 is a schematic front sectional view of the circuit board of fig. 1 according to the present invention;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a schematic front view of the structure of the present invention;
fig. 5 is a schematic side view of the structure of the present invention.
In the figure: 1. a plate body; 2. a circuit board; 3. a heat dissipation plate; 301. a sheet; 302. heat dissipation holes; 303. fastening a bolt; 304. connecting sheets; 305. a heat sink; 4. a control chip; 5. bolt holes; 6. a bolt slot; 7. an insulating layer; 8. plating a gold layer; 9. a connecting plate; 10. a copper foil layer; 11. etching the groove; 12. and (4) conducting strips.
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. 1-5, the present invention provides an embodiment: a PCB substrate for a display screen comprises a plate body 1, wherein the bottom of the plate body 1 is provided with a circuit board 2, the outer surface of the circuit board 2 is fixedly connected with a heat dissipation plate 3, the outer surface of one side of the circuit board 2 is provided with a control chip 4, bolt holes 5 are all arranged around the circuit board 2, the inner part of the circuit board 2 is provided with a bolt groove 6, the top of the circuit board 2 is provided with an insulating layer 7, the outer surface of the bottom of the insulating layer 7 is provided with a gold-plated layer 8, the outer surface of the bottom of the gold-plated layer 8 is provided with a connecting plate 9, the bottom of the connecting plate 9 is fixedly connected with a copper foil layer 10, the outer surface of the insulating layer 7 is provided with a corrosion groove 11, the inner part of one side of the circuit board 2 is provided with a conducting strip 12, the heat dissipation, the connecting sheet 304 is fixedly connected with the outer surface of the bottom of the plate 301 through screws, the fastening bolts 303 are provided with four groups, the heat dissipation holes 302 are arranged on the outer surface of the plate 301, the outer surface of the heat dissipation holes 302 are heat dissipation grooves with through holes, the heat dissipation holes 302 are provided with five groups, the heat dissipation fins 305 are fixedly connected with the control chip 4, when the plate body 1 is operated for a long time, the plate piece 301 can be fixed on the upper surface of the circuit board 2 through the fixed connection of the fastening bolt 303, when the control chip 4 generates heat, the temperature is transmitted to the outer surface of the plate 301 through the heat sink 305 and the connecting sheet 304 by conduction through the heat sink 305, so that the temperature of the control chip 4 is dissipated through the heat dissipation holes 302 on the outer surface of the plate 301, and then make control chip 4 can dispel the heat by high efficiency, improved the life of circuit board 2 greatly, prevented the damage of control chip 4 because of the high temperature leads to.
In one embodiment, the four groups of bolt holes 5 are arranged, the bolt holes 5 are arranged on the peripheral outer surface of the circuit board 2, the outer surface of the gold-plating layer 8 is made of an insulating heat-conducting and heat-dissipating high polymer material with adhesive force, the corrosion groove 11 is arranged on the outer surface of the insulating layer 7, the outer surface of the corrosion groove 11 is of a rough insulating structure, the hardness stability of the circuit board 2 can be stronger through the arrangement of the insulating layer 7 and the gold-plating layer 8, the overall corrosion resistance of the circuit board 2 can be stronger through the arrangement of the corrosion groove 11, and the service life of the circuit board 2 is greatly prolonged.
In one embodiment, the outer surface of the copper foil layer 10 is made of a ceramic material with adhesive force, the insulating layer 7 is provided with an upper group and a lower group, the insulating layer 7 is adhered to the outer surface of the top end of the gold-plated layer 8 through glue, the outer surface of the insulating layer 7 can have an anti-corrosion function through the arrangement of the insulating layer 7, and the circuit board 2 can have high strength, temperature resistance and corrosion resistance through a high-hardness material outside the insulating layer 7.
The working principle is as follows: after the plate body 1 works for a long time, the plate piece 301 can be fixed on the upper surface of the circuit board 2 through the fixed connection of the fastening bolt 303, and after the control chip 4 generates heat, the temperature is transmitted to the outer surface of the plate piece 301 through the radiating fin 305 and the connecting sheet 304 through the conduction of the radiating fin 305, so that the temperature of the control chip 4 is radiated through the radiating hole 302 on the outer surface of the plate piece 301, and further the control chip 4 can be efficiently radiated.
And then the outer surface at insulating layer 7 is seted up to corrosion tank 11, and corrosion tank 11's outer surface is crude insulation construction, and the setting through insulating layer 7 and gilt layer 8 can make circuit board 2's hardness stability stronger, and can be stronger to circuit board 2's whole corrosion resistance through corrosion tank 11's setting.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a PCB base plate for display screen, includes plate body (1), its characterized in that: the bottom of the plate body (1) is provided with a circuit board (2), the outer surface of the circuit board (2) is fixedly connected with a heat dissipation plate (3), the outer surface of one side of the circuit board (2) is provided with a control chip (4), bolt holes (5) are formed in the periphery of the circuit board (2), a bolt groove (6) is formed in the circuit board (2), an insulating layer (7) is arranged at the top of the circuit board (2), a gold-plated layer (8) is arranged on the outer surface of the bottom of the insulating layer (7), a connecting plate (9) is arranged on the outer surface of the bottom of the gold-plated layer (8), a copper foil layer (10) is fixedly connected with the bottom of the connecting plate (9), a corrosion groove (11) is formed in the outer surface of the insulating layer (7), a conductive sheet (12) is arranged, the outer surface of slab (301) is provided with louvre (302), be provided with fastening bolt (303) around slab (301), the bottom surface of slab (301) is provided with connection piece (304), the bottom surface fixed connection of connection piece (304) has fin (305).
2. The PCB substrate for the display screen of claim 1, wherein: the connecting sheet (304) is fixedly connected to the outer surface of the bottom of the plate (301) through screws, four groups of fastening bolts (303) are arranged, and the heat dissipation holes (302) are formed in the outer surface of the plate (301).
3. The PCB substrate for the display screen of claim 1, wherein: the outer surface of the heat dissipation hole (302) is a heat dissipation groove with a through hole, five groups of heat dissipation holes (302) are arranged, and the heat dissipation fins (305) are fixedly connected with the control chip (4).
4. The PCB substrate for the display screen of claim 1, wherein: four groups of bolt holes (5) are arranged, and the bolt holes (5) are arranged on the peripheral outer surface of the circuit board (2).
5. The PCB substrate for the display screen of claim 1, wherein: the outer surface of the gold-plated layer (8) is made of an insulating heat-conducting and radiating high polymer material with adhesive force, the corrosion groove (11) is formed in the outer surface of the insulating layer (7), and the outer surface of the corrosion groove (11) is of a rough insulating structure.
6. The PCB substrate for the display screen of claim 1, wherein: the outer surface of the copper foil layer (10) is made of a ceramic material with adhesive force, the insulating layer (7) is provided with an upper group and a lower group, and the insulating layer (7) is adhered to the outer surface of the top end of the gold-plated layer (8) through glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518378.8U CN213426709U (en) | 2020-07-28 | 2020-07-28 | PCB substrate for display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518378.8U CN213426709U (en) | 2020-07-28 | 2020-07-28 | PCB substrate for display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213426709U true CN213426709U (en) | 2021-06-11 |
Family
ID=76255226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021518378.8U Active CN213426709U (en) | 2020-07-28 | 2020-07-28 | PCB substrate for display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213426709U (en) |
-
2020
- 2020-07-28 CN CN202021518378.8U patent/CN213426709U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221209 Address after: 414000 Building 4, Yueyang Comprehensive Bonded Phase II, China (Hunan) Pilot Free Trade Zone, Yueyang City, Hunan Province Patentee after: Hunan Xinlong Electronic Technology Co.,Ltd. Address before: 061000 No. 64, Jianhua street, Sihe street, Yunhe District, Cangzhou City, Hebei Province Patentee before: Han Yanan |
|
| TR01 | Transfer of patent right |