CN215268862U

CN215268862U - High temperature resistant double-layer circuit board

Info

Publication number: CN215268862U
Application number: CN202121055443.2U
Authority: CN
Inventors: 刘涛; 陈文徳; 徐巧丹; 柯木真; 卢海航
Original assignee: Baiqiang Electronics Shenzhen Co ltd
Current assignee: Baiqiang Electronics Shenzhen Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-21
Anticipated expiration: 2031-05-17

Abstract

The utility model provides a high temperature resistance can be good, not fragile double-layer circuit board, including the protective housing, integrated into one piece has the fagging on the inner wall of protective housing side, and installs the body through the bolt on the outer wall of fagging top, and the body includes the copper base plate, and it has the waterproof layer all to spray on copper base plate top outer wall and the bottom outer wall, and is provided with the high temperature resistant resin layer on the outer wall of waterproof layer one side, is provided with insulating protective layer on the outer wall of high temperature resistant resin layer one side, and the protective housing both sides outer wall is close to the welding of bottom department has the otic placode, and the through-hole has been seted up to otic placode top outer wall one side. When the circuit board is used, the high-temperature resistant resin layer can improve the high-temperature resistance of the circuit board, the service life of the circuit board is prolonged, and meanwhile, the waterproof layer can improve the waterproof performance of the circuit board; when using this circuit board, the staff can install the circuit board inside the protective housing earlier for the protective housing protection circuit board can not receive external article striking and damage, is favorable to improving the practicality of this circuit board.

Description

High temperature resistant double-layer circuit board

Technical Field

The utility model relates to a circuit board technical field especially relates to a high temperature resistance double-deck circuit board.

Background

The circuit board is divided into a single-sided board, a double-sided board and a multilayer circuit board according to the number of layers, and the circuit board is also called as a circuit board, so that the circuit board enables the circuit to be miniaturized and visualized, and plays an important role in the batch production of fixed circuits and the optimization of the layout of electrical appliances.

At present, the high temperature resistance of current circuit board is relatively poor, and after working a period, the electronic components on the circuit board produced can damage because of the heat that self produced, has reduced the life of circuit board, and current circuit board exposes inside the electrical apparatus generally simultaneously, receives other electronic component striking damages easily, consequently, need urgently to design a high temperature resistant double-deck circuit board and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of prior art, adapt to the reality needs, provide a high temperature resistant performance is good, not fragile double-deck circuit board.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

the design is a high-temperature-resistant double-layer circuit board, which comprises a protective shell, the protective shell is characterized in that a supporting plate is integrally formed on the inner wall of the side face of the protective shell, a body is installed on the outer wall of the top of the supporting plate through bolts, the body comprises a copper substrate, a waterproof layer is sprayed on the outer wall of the top of the copper substrate and the outer wall of the bottom of the copper substrate, a high-temperature-resistant resin layer is arranged on the outer wall of one side of the waterproof layer, and an insulating protective layer is arranged on the outer wall of one side of the high-temperature-resistant resin layer.

The protective housing both sides outer wall is close to bottom department welding has the otic placode, and otic placode top outer wall one side has seted up the through-hole.

The protective housing is characterized in that a groove is formed in the outer wall of the bottom of the protective housing, radiating fins distributed in an equidistant structure are integrally formed on the inner wall of the top of the groove, and wire passing holes distributed in an annular structure in an equidistant mode are formed in the outer wall of the side face of the protective housing.

The protective housing side outer wall is close to top department and has seted up the thread groove, and the inside threaded connection of thread groove has the top cap, top cap both sides outer wall is close to bottom department and has all seted up the draw-in groove.

The ventilation groove has been seted up in top cap top outer wall center department, and ventilate inslot portion and install dust screen and the fan that is upper and lower structure and distribute through the bolt, the dust screen is located the fan top.

The protective housing comprises a base layer, a heat insulation layer is arranged on the outer wall of the side face of the base layer, and a soft magnetic plate is bonded on the inner wall of the side face of the base layer.

The beneficial effects of the utility model reside in that:

(1) through the high temperature resistant resin layer, the waterproof layer that set up, when using this circuit board, the high temperature resistant performance of circuit board can be improved to the high temperature resistant resin layer, the life of the circuit board that has improved, and the waterproof layer can improve the waterproof performance of circuit board simultaneously.

(2) Through the protective housing that sets up, when using this circuit board, the staff can install the circuit board inside the protective housing earlier for protective housing protection circuit board can not receive external article striking damage, is favorable to improving the practicality of this circuit board.

(3) Through the fan and the fin that set up, when using this circuit board, the fan on the top cap can start to accelerate the heat dissipation of protective housing internal circuit board body, simultaneously through the cooperation of fin, be convenient for improve the radiating effect to the circuit board.

(4) Through the insulating layer and the soft magnetic plate that set up, when using the circuit board, the protective housing can be avoided passing by the heat in the insulating layer, can improve the high temperature resistance of this circuit board, and soft magnetic plate can improve the interference killing feature of this circuit board simultaneously, and the effectual radiation and the conduction that prevent the electromagnetic energy are to the interference of circuit board.

Drawings

FIG. 1 is a front view of the structure of the present design;

FIG. 2 is a front structural cross-sectional view of the present design;

FIG. 3 is a sectional view of the body structure of the design;

fig. 4 is a sectional view of the protective shell structure of the present design.

In the figure: the novel wire-passing board comprises a protective shell 1, grooves 2, ear plates 3, through holes 4, a top cover 5, a clamping groove 6, a ventilation groove 7, a fan 8, a dust screen 9, radiating fins 10, supporting plates 11, a circuit board body 12, a thread groove 13, a copper substrate 14, a waterproof layer 15, a high-temperature-resistant resin layer 16, an insulating protective layer 17, a base layer 18, a heat insulating layer 19, a soft magnetic plate 20 and a wire-passing hole 21.

Detailed Description

The invention will be further described with reference to the following figures and examples:

example 1: the utility model provides a high temperature resistant double-deck circuit board, refer to fig. 1 to 4, including protective housing 1, integrated into one piece has fagging 11 on the inner wall of protective housing 1 side, fagging 11 is convenient for at 1 internally mounted body 12 of protective housing, and install body 12 through the bolt on the outer wall of fagging 11 top, body 12 includes copper base plate 14, it has waterproof layer 15 all to spray on 14 top outer walls of copper base plate and the bottom outer wall, waterproof layer 15 improves the waterproof performance of this equipment, and be provided with high temperature resistant resin layer 16 on the outer wall of 15 one sides of waterproof layer, can improve the high temperature resistance of circuit board through high temperature resistant resin layer 16, the life of the circuit board that has improved, be provided with insulating protective layer 17 on 16 one side outer walls of high temperature resistant resin layer, insulating protective layer 17 is convenient for this circuit board electric leakage.

Further, in this design, the outer wall of 1 both sides of protective housing has the otic placode 3 in the welding of department near the bottom, and this protective housing 1 is convenient for install to otic placode 3, and through-hole 4 has been seted up to otic placode 3 top outer wall one side.

Further, in this design, set up on the outer wall of protective housing 1 bottom fluted 2, and integrated into one piece has the fin 10 that is equidistant structural distribution on the inner wall of recess 2 top, and fin 10 is convenient for improve this protective housing 1's radiating effect, sets up on the outer wall of protective housing 1 side equidistance and is the line hole 21 of crossing that the annular structure distributes, crosses the line hole 21 and is convenient for the wire to draw forth protective housing 1.

Furthermore, in the design, the outer wall of the side surface of the protective shell 1 near the top is provided with a thread groove 13, the thread groove 13 is convenient for mounting the top cover 5, the top cover 5 is in threaded connection with the inside of the thread groove 13, the outer walls of the two sides of the top cover 5 near the bottom are provided with clamping grooves 6, and the clamping grooves 6 are convenient for workers to rotate the top cover 5.

Further, in this design, ventilation groove 7 has been seted up at 5 top outer wall centers on top cap, ventilation groove 7 is convenient for the protective housing ventilation cooling, and ventilation groove 7 is inside installs dust screen 9 and the fan 8 that is upper and lower structure distribution through the bolt, and dust screen 8 is convenient for prevent that the dust from getting into protective housing 1 inside, and the preferred AC9225 of fan 8 model is convenient for accelerate this equipment heat dissipation, and dust screen 9 is located fan 8 top.

Further, in this design, protective housing 1 includes basic unit 18, and basic unit 18 is made for plastics, is provided with insulating layer 19 on the 18 side outer wall of basic unit, and insulating layer 19 can avoid the heat to pass protective housing 1 simultaneously, can improve the high temperature resistance of this circuit board, and it has soft magnetic plate 20 to bond on the 18 side inner wall of basic unit, and soft magnetic plate 20 can improve the interference killing feature of this circuit board, the effectual radiation and the conduction that prevent the electromagnetic energy from to the interference of circuit board.

The design provides a high temperature resistant double-layer circuit board, when in use, a worker can firstly install a prepared body 12 on a supporting plate 11 through a bolt, then the worker leads a lead out of a protective shell 1 through a wire passing hole 21, then the worker installs the protective shell 1 on an electronic device through the matching of a through hole 4 on an ear plate 3 and the bolt, then the worker installs a top cover 5 on a thread groove 13, then when the circuit board structure operates, a fan 8 on the top cover 5 can be started, so that the heat dissipation of the circuit board body 12 in the protective shell 1 is accelerated, meanwhile, through the matching of a radiating fin 10, the radiating effect of the circuit board is convenient to improve, the high temperature resistant performance of the circuit board can be improved through a high temperature resistant resin layer 16, the service life of the circuit board is prolonged, meanwhile, a heat insulation layer 19 can prevent the heat from passing through the protective shell 1, and the high temperature resistant performance of the circuit board can be improved, meanwhile, the soft magnetic plate 20 can improve the anti-interference performance of the circuit board, and effectively prevent the interference of the radiation and conduction of electromagnetic energy to the circuit board.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. The utility model provides a high temperature resistance double-deck circuit board, includes protective housing (1), its characterized in that: integrated into one piece has fagging (11) on protective housing (1) side inner wall, and installs body (12) through the bolt on fagging (11) top outer wall, body (12) are including copper base plate (14), all spray on copper base plate (14) top outer wall and the bottom outer wall have waterproof layer (15), and are provided with high temperature resistant resin layer (16) on waterproof layer (15) one side outer wall, be provided with insulating protective layer (17) on high temperature resin layer (16) one side outer wall.

2. The high-temperature resistant double-layer circuit board of claim 1, wherein: the protective shell (1) is characterized in that the outer walls of two sides of the protective shell (1) are welded with the ear plates (3) close to the bottom, and one side of the outer wall of the top of each ear plate (3) is provided with a through hole (4).

3. The high-temperature resistant double-layer circuit board of claim 1, wherein: the protective shell is characterized in that the outer wall of the bottom of the protective shell (1) is provided with a groove (2), radiating fins (10) which are distributed in an equidistant structure are integrally formed on the inner wall of the top of the groove (2), and wire passing holes (21) which are distributed in an annular structure in an equidistant manner are formed in the outer wall of the side face of the protective shell (1).

4. The high-temperature resistant double-layer circuit board of claim 1, wherein: thread groove (13) have been seted up to protective housing (1) side outer wall near top department, and thread groove (13) inside threaded connection has top cap (5), draw-in groove (6) have all been seted up to top cap (5) both sides outer wall near bottom department.

5. The high-temperature resistant double-layer circuit board of claim 4, wherein: top cap (5) top outer wall center department has seted up ventilation groove (7), and ventilation groove (7) inside installs dust screen (9) and fan (8) that are upper and lower structure and distribute through the bolt, dust screen (9) are located fan (8) top.

6. The high-temperature resistant double-layer circuit board of claim 5, wherein: the protective shell (1) comprises a base layer (18), a heat insulation layer (19) is arranged on the outer wall of the side face of the base layer (18), and a soft magnetic plate (20) is bonded on the inner wall of the side face of the base layer (18).