CN205283934U - Circulation removes flexible circuit board of tidal stencils - Google Patents
Circulation removes flexible circuit board of tidal stencils Download PDFInfo
- Publication number
- CN205283934U CN205283934U CN201521117829.6U CN201521117829U CN205283934U CN 205283934 U CN205283934 U CN 205283934U CN 201521117829 U CN201521117829 U CN 201521117829U CN 205283934 U CN205283934 U CN 205283934U
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- China
- Prior art keywords
- gas
- gas passage
- circulation box
- circuit board
- gas circulation
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Abstract
The utility model discloses a circulation removes flexible circuit board of tidal stencils, including the circuit edition of books body, set up in protective housing on the external wall of circuit edition of books, the both ends of protective housing are provided with a gas circulation box and the 2nd gas circulation box, be provided with the solid drier on the inner wall of protective housing, the circuit edition of books body is rather than both sides form first gas passage and second gas passage between the solid drier. The utility model discloses set up the circuit edition of books body in the protective housing, set up the gas circulation box at the both ends of protective housing, set up the drier in addition on the inner wall of protective housing, not only can detach the moisture on the circuit board, can also be through the heat circulation flow that gives out the circuit board for the drying of drier drying, holding circuit board is passed through to the gaseous interior humidity of circulation flow, the permanent magnet rotor has advantages of simple structure, stable performance, and long service lifetime.
Description
Technical field
This utility model relates to circuit board technology field, particularly relates to a kind of flexible PCB circulating dehumidifying type.
Background technology
Flexible PCB is a kind of printed circuit board (PCB) made for base material with polyimides or mylar. It is called for short soft board or FPC, have that distribution density is high, lightweight, thickness is thin, can free bend, folding, winding and the advantage such as thermal diffusivity is good, be widely used in MP3, MP4 player, computer, digital camera, mobile phone, medical treatment, automobile, space flight and military field. Because FPC adopts copper clad laminate, so conduction property is splendid. But existing flexible PCB does not have moisture-proof function, when making moist or be stained with water, it is easy to break down, even can be short-circuited, damage other hardware; Prior art is unresolved such problem also.
Utility model content
The purpose of this utility model is that provides a kind of flexible PCB circulating dehumidifying type to solve the problems referred to above.
This utility model is achieved through the following technical solutions above-mentioned purpose:
This utility model includes circuit board body, it is arranged at the containment vessel on described circuit board body outer wall, the two ends of described containment vessel are provided with the first gas circulation box and the second gas circulation box, the inwall of described containment vessel is provided with solid drier, the first gas passage and the second gas passage is formed between described circuit board body and the described solid drier of its both sides, it is connected by joint pin between described circuit board body with described containment vessel, and described joint pin is positioned at described first gas passage and described second gas passage is provided with passage, described first gas circulation box and described second gas circulation box communicate with described first gas passage and described second gas passage respectively.
This utility model is preferred, the inlet end of described first gas circulation box is connected with one end of described first gas passage, the outlet side of described first gas circulation box is connected with one end of described second gas passage, the inlet end of described second gas circulation box is connected with the other end of described second gas passage, and the outlet side of described second gas circulation box is connected with the other end of described first gas passage.
This utility model is preferred, and described first gas circulation box includes the downtake pipe of one end connection of the first gas circulator and the first air inlet pipe being connected with one end of described first gas passage and described second gas passage that are arranged in described first gas circulation box.
This utility model is preferred, and described second gas circulation box includes the second exhaust pipe of the other end connection of the second gas circulator and the second air inlet pipe being connected with the other end of described second gas passage and described first gas passage that are arranged in described second gas circulation box.
The beneficial effects of the utility model are in that:
Circuit board body is arranged in containment vessel by this utility model, gas circulation box is set at the two ends of containment vessel, and desiccant is set on the inwall of containment vessel, can not only dampness on removing circuit plate, can also be flowed by the recycle heat that circuit board is given out, make the humidity in the gas circulated by desiccant dryness, drying of holding circuit plate; This utility model has simple in construction, stable performance and service life longer advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the flexible PCB of this utility model circulation dehumidifying type.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: this utility model includes circuit board body 1, it is arranged at the containment vessel 2 on circuit board body 1 outer wall, the two ends of containment vessel 2 are provided with the first gas circulation box 3 and the second gas circulation box 4, the inwall of containment vessel 2 is provided with solid drier 21, the first gas passage 23 and the second gas passage 24 is formed between the solid drier 21 of circuit board body 1 and its both sides, it is connected by joint pin 11 between circuit board body 1 with containment vessel 2, and joint pin 11 is positioned at the first gas passage 23 and the second gas passage 24 is provided with passage 12, first gas circulation box 3 and the second gas circulation box 4 communicate with the first gas passage 23 and the second gas passage 24 respectively.
As shown in Figure 1, the inlet end of the first gas circulation box 3 and one end of the first gas passage 23 connect, the outlet side of the first gas circulation box 3 is connected with one end of the second gas passage 24, the inlet end of the second gas circulation box 4 and the other end of the second gas passage 24 connect, and the outlet side of the second gas circulation box 4 is connected with the other end of the first gas passage 23.
As it is shown in figure 1, the first gas circulation box 3 includes the downtake pipe 33 of one end connection of the first gas circulator 31 and the first air inlet pipe 32 being connected with one end of the first gas passage 23 and the second gas passage 24 that are arranged in the first gas circulation box 3.
As it is shown in figure 1, the second gas circulation box 4 includes being arranged at the second exhaust pipe 42 that in the second gas circulation box, second gas circulator 41 of 4 and the other end of the second air inlet pipe 43 being connected with the other end of the second gas passage 24 and the first gas passage 23 connect.
Operation principle of the present utility model is as follows:
As shown in Figure 1; circuit board body 1 is arranged in containment vessel 2 by this utility model; gas circulation box is set at the two ends of containment vessel 2; and desiccant 21 is set on the inwall of containment vessel; can not only dampness on removing circuit plate; can also be flowed by the recycle heat that circuit board is given out so that the humidity in the gas circulated passes through desiccant dryness, drying of holding circuit plate.
Those skilled in the art are without departing from essence of the present utility model and spirit, various deformation scheme can be had to realize this utility model, the foregoing is only the embodiment that this utility model is preferably feasible, not thereby interest field of the present utility model is limited to, the equivalent structure change that all utilization this utility model description and accompanying drawing content are made, is both contained within interest field of the present utility model.
Claims (4)
1. the flexible PCB circulating dehumidifying type, it is characterized in that: include circuit board body, it is arranged at the containment vessel on described circuit board body outer wall, the two ends of described containment vessel are provided with the first gas circulation box and the second gas circulation box, the inwall of described containment vessel is provided with solid drier, the first gas passage and the second gas passage is formed between described circuit board body and the described solid drier of its both sides, it is connected by joint pin between described circuit board body with described containment vessel, and described joint pin is positioned at described first gas passage and described second gas passage is provided with passage, described first gas circulation box and described second gas circulation box communicate with described first gas passage and described second gas passage respectively.
2. the flexible PCB of circulation dehumidifying type according to claim 1, it is characterized in that: the inlet end of described first gas circulation box is connected with one end of described first gas passage, the outlet side of described first gas circulation box is connected with one end of described second gas passage, the inlet end of described second gas circulation box is connected with the other end of described second gas passage, and the outlet side of described second gas circulation box is connected with the other end of described first gas passage.
3. the flexible PCB of circulation dehumidifying type according to claim 1, it is characterised in that: described first gas circulation box includes the downtake pipe of one end connection of the first gas circulator and the first air inlet pipe being connected with one end of described first gas passage and described second gas passage that are arranged in described first gas circulation box.
4. the flexible PCB of circulation dehumidifying type according to claim 1, it is characterised in that: described second gas circulation box includes the second exhaust pipe of the other end connection of the second gas circulator and the second air inlet pipe being connected with the other end of described second gas passage and described first gas passage that are arranged in described second gas circulation box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117829.6U CN205283934U (en) | 2015-12-30 | 2015-12-30 | Circulation removes flexible circuit board of tidal stencils |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117829.6U CN205283934U (en) | 2015-12-30 | 2015-12-30 | Circulation removes flexible circuit board of tidal stencils |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205283934U true CN205283934U (en) | 2016-06-01 |
Family
ID=56068454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521117829.6U Active CN205283934U (en) | 2015-12-30 | 2015-12-30 | Circulation removes flexible circuit board of tidal stencils |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205283934U (en) |
-
2015
- 2015-12-30 CN CN201521117829.6U patent/CN205283934U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |