CN206807852U - A kind of novel fire resistant double-sided PCB - Google Patents
A kind of novel fire resistant double-sided PCB Download PDFInfo
- Publication number
- CN206807852U CN206807852U CN201720654745.9U CN201720654745U CN206807852U CN 206807852 U CN206807852 U CN 206807852U CN 201720654745 U CN201720654745 U CN 201720654745U CN 206807852 U CN206807852 U CN 206807852U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- board
- bound edge
- thermal insulation
- fire resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Casings For Electric Apparatus (AREA)
- Structure Of Printed Boards (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of novel fire resistant double-sided PCB, including board substrate and heat-insulated plate bracing frame, green lacquer painting is provided with the surface of the board substrate, and the edge of board substrate is provided with coolant cooling bound edge, the coolant cooling bound edge is internally provided with cooling down liquid, top layer plurality of copper traces is provided with the surface of the green lacquer painting, the end set of the top layer plurality of copper traces has via；It is provided with the utility model in the edge of circuit board after coolant cooling bound edge so that circuit board to the elevated circuit board of temperature in high temperature environments in use, timely can be cooled down；It is provided with the utility model in the junction of the both sides of circuit board and coolant cooling bound edge after thermal insulation board, so that circuit board will not directly go the hot environment of flows outside directly to contact, slow down the circuit board elevated process of temperature in high temperature environments, the effective heat-resisting quantity for increasing circuit board.
Description
Technical field
The utility model belongs to circuit board technology field, and in particular to a kind of novel fire resistant double-sided PCB.
Background technology
The title of circuit board has：Ceramic circuit board, aluminium oxide ceramics circuit board, aluminium nitride ceramics circuit board, wiring board,
Pcb board, aluminium base, high frequency plate, thick copper coin, impedance plate, PCB, ultra-thin wiring board, ultrathin circuit board, print (copper lithographic technique)
Circuit board etc..Circuit board makes circuit miniaturization, directly perceivedization, batch production and optimization electrical appliance layout lifting for permanent circuit
Act on.Circuit board can be described as printed substrate or printed circuit board (PCB), and (FPC wiring boards are also known as FPC flexible PCB
There is height reliability, excellent flexible printed circuit to be a kind of made of base material using polyimides or polyester film.Tool
There is the characteristics of high Distribution density, in light weight, thickness of thin, good bending property！) and Rigid Flex FPC and PCB birth and development,
Rigid Flex this new product is expedited the emergence of.Therefore, Rigid Flex, it is exactly FPC and rigid wiring board, through overvoltage
The processes such as conjunction, are combined by related process requirement, the wiring board with FPC characteristics and PCB characteristics of formation.
It is existing two-sided but existing double-sided PCB still has some irrational factors during use
When in use, due to having many equipment when in use, its internal temperature is all very high, and if circuit board does not have for circuit board
Good heat resistance, the use of circuit board will be influenceed, influence the operating efficiency of circuit board, thus now be badly in need of want one
, being capable of potent resistant to elevated temperatures circuit board under hot environment.
Utility model content
The purpose of this utility model is to provide a kind of novel fire resistant double-sided PCB, to solve in above-mentioned background technology
When in use, due to having many equipment when in use, its internal temperature is all very high for the existing double-sided PCB proposed, and
If circuit board does not have good heat resistance, the use of circuit board will be influenceed, influences the operating efficiency of circuit board, so
Now be badly in need of want one in high temperature environments, can potent resistant to elevated temperatures circuit board the problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of novel fire resistant double-sided PCB, bag
Board substrate and heat-insulated plate bracing frame are included, is provided with green lacquer painting on the surface of the board substrate, and board substrate
Edge is provided with coolant cooling bound edge, and the coolant cooling bound edge is internally provided with cooling down liquid, the green paint
Top layer plurality of copper traces is provided with the surface in face, the end set of the top layer plurality of copper traces has via, and top layer plurality of copper traces
Side be provided with original paper solder side, the heat-insulated plate bracing frame is arranged on the side of coolant cooling bound edge, the thermal insulation board
Card and the lateral inner installed in heat-insulated plate bracing frame.
Preferably, the thermal insulation board is rectangle structure.
Preferably, the coolant cooling bound edge is hollow rectangular parallelepiped structure.
Preferably, the coolant cooling bound edge is fixedly connected with thermal insulation board by heat-insulated plate bracing frame.
Preferably, the thermal insulation board is provided with two altogether, and two thermal insulation boards are separately mounted to the upper and lower of board substrate
Both sides.
Compared with prior art, the beneficial effects of the utility model are：Edge in the utility model in circuit board is set
It is equipped with after coolant cooling bound edge so that circuit board is in high temperature environments in use, the elevated electricity of temperature can timely be given
Road plate is cooled down, the effective resistant to elevated temperatures performance for increasing circuit board；In the both sides of circuit board and cooling in the utility model
The junction of liquid cooling bound edge is provided with after thermal insulation board so that circuit board will not be directly straight with the hot environment of flows outside
The contact connect, slow down the circuit board elevated process of temperature in high temperature environments, the effective heat-resisting quantity for increasing circuit board, from side
Face ensure that circuit board can have higher efficiency to go work, and also will not be because of hot environment, and become to be easily damaged.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model thermal insulation board；
Fig. 3 is side view of the present utility model；
In figure：1- top layers plurality of copper traces, 2- vias, the green lacquer paintings of 3-, 4- coolants cooling bound edge, 5- cooling downs liquid, 6-
Original paper solder side, 7- board substrates, 8- thermal insulation boards, the heat-insulated plate bracing frames of 9-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the utility model provides a kind of technical scheme：A kind of novel fire resistant double-sided circuit
Plate, including board substrate 7 and heat-insulated plate bracing frame 9, green lacquer painting 3, and circuit board base are provided with the surface of board substrate 7
The edge of material 7 is provided with coolant cooling bound edge 4, and coolant cooling bound edge 4 is internally provided with cooling down liquid 5, green paint
Top layer plurality of copper traces 1 is provided with the surface in face 3, the end set of top layer plurality of copper traces 1 has via 2, and top layer plurality of copper traces 1
Side be provided with original paper solder side 6, heat-insulated plate bracing frame 9 is arranged on the side of coolant cooling bound edge 4, the card of thermal insulation board 8 and
Installed in the lateral inner of heat-insulated plate bracing frame 9.
In the utility model, in order to be thermally shielded well to circuit board, to increase the resistance to elevated temperatures of circuit board, preferably
, thermal insulation board 8 is rectangle structure.
In the utility model, in order to circuit board in high temperature environments in use, its elevated temperature, quickly
Cooling is gone down, it is preferred that coolant cooling bound edge 4 is hollow rectangular parallelepiped structure.
In the utility model, in order to which coolant cooling bound edge 4 and being fixedly connected for thermal insulation board 8 more consolidate, it is preferred that
Coolant cooling bound edge 4 is fixedly connected with thermal insulation board 8 by heat-insulated plate bracing frame 9, and thermal insulation board 8 by neck card and is fixed on
The inside of heat-insulated plate bracing frame 9.
In the utility model, in order to make the two sides of double-layer circuit board efficiently heat-insulated, high temperature resistant, preferably
, thermal insulation board 8 is provided with two altogether, and two thermal insulation boards 8 are separately mounted to the both sides up and down of board substrate 7.
Operation principle and process for using of the present utility model：After the utility model installs, it is new to first check for this practicality
The installation and fixation of type, then can uses, in use, coolant of the inside containing cooling down liquid 5 is cooled down bag
Side 4 is wrapped in the outside of board substrate 7, then in the both sides of coolant cooling bound edge 4, installs heat-insulated plate bracing frame 9, finally
Two thermal insulation boards 8 are separately mounted in heat-insulated plate bracing frame 9, during use, coolant cooling bound edge 4 can be circuit board
In high temperature environments in use, the elevated temperature of institute, quickly cooling are gone down, two thermal insulation boards 8 can make double-layer circuit board
Two sides can be efficiently heat-insulated, makes it have good resistance to elevated temperatures, and the utility model is simple in construction, safe to use, side
Just.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of novel fire resistant double-sided PCB, including board substrate (7) and heat-insulated plate bracing frame (9), it is characterised in that：
Green lacquer painting (3) is provided with the surface of the board substrate (7), and the edge of board substrate (7) is provided with coolant
Bound edge (4) is cooled down, the coolant cooling bound edge (4) is internally provided with cooling down liquid (5), the table of the green lacquer painting (3)
Top layer plurality of copper traces (1) is provided with face, the end set of the top layer plurality of copper traces (1) has via (2), and top layer copper film is led
The side of line (1) is provided with original paper solder side (6), and the heat-insulated plate bracing frame (9) is arranged on the side of coolant cooling bound edge (4)
Face, thermal insulation board (8) card and the lateral inner installed in heat-insulated plate bracing frame (9).
A kind of 2. novel fire resistant double-sided PCB according to claim 1, it is characterised in that：The thermal insulation board (8) is
Rectangle structure.
A kind of 3. novel fire resistant double-sided PCB according to claim 1, it is characterised in that：The coolant cooling bag
Side (4) is hollow rectangular parallelepiped structure.
A kind of 4. novel fire resistant double-sided PCB according to claim 1, it is characterised in that：The coolant cooling bag
Side (4) is fixedly connected with thermal insulation board (8) by heat-insulated plate bracing frame (9).
A kind of 5. novel fire resistant double-sided PCB according to claim 1, it is characterised in that：The thermal insulation board (8) is altogether
Two are provided with, and two thermal insulation boards (8) are separately mounted to the both sides up and down of board substrate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720654745.9U CN206807852U (en) | 2017-06-07 | 2017-06-07 | A kind of novel fire resistant double-sided PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720654745.9U CN206807852U (en) | 2017-06-07 | 2017-06-07 | A kind of novel fire resistant double-sided PCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206807852U true CN206807852U (en) | 2017-12-26 |
Family
ID=60745490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720654745.9U Expired - Fee Related CN206807852U (en) | 2017-06-07 | 2017-06-07 | A kind of novel fire resistant double-sided PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206807852U (en) |
-
2017
- 2017-06-07 CN CN201720654745.9U patent/CN206807852U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200607 |