CN216775295U - FPC circuit board with dustproof function - Google Patents
FPC circuit board with dustproof function Download PDFInfo
- Publication number
- CN216775295U CN216775295U CN202220018871.6U CN202220018871U CN216775295U CN 216775295 U CN216775295 U CN 216775295U CN 202220018871 U CN202220018871 U CN 202220018871U CN 216775295 U CN216775295 U CN 216775295U
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- circuit board
- board main
- main body
- fixed frame
- dustproof function
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Abstract
The utility model discloses an FPC (flexible printed circuit) circuit board with a dustproof function, which comprises a circuit board main body, wherein a fixed frame is arranged on the upper surface of the circuit board main body close to the edge positions of two sides, studs are arranged on the outer surface of the fixed frame close to corner positions in a threaded manner, ceramic heat dissipation plates are arranged on the lower surface of the circuit board main body, a dustproof cover is installed on the upper surface of the fixed frame in a clamped manner, a heat dissipation fan is installed on the upper surface of the dustproof cover in an embedded manner, an active carbon dustproof net is installed in the dustproof cover in a clamped manner, a limiting groove is formed in the upper surface of the fixed frame, and a rubber pad is fixedly installed on the lower surface of the fixed frame in an embedded manner. According to the FPC circuit board with the dustproof function, dust can be prevented from entering the circuit board main body from a gap between the circuit board main body and the fixing frame, the circuit board main body is cooled by using air with low external temperature, and the active carbon dustproof net can be taken out without disassembling the threaded fixing piece, so that the later-stage cleaning of equipment is facilitated.
Description
Technical Field
The utility model relates to the field of circuit boards, in particular to an FPC (flexible printed circuit) circuit board with a dustproof function.
Background
A flexible circuit board is with polyimide or polyester film as a kind of base material and is made has high reliability, excellent compliance printed circuit board, and equipment among the prior art has certain drawback, like the "FPC circuit board that has dustproof construction" that application number 202021058635.4 publication number 212211634U recorded, including mainboard and elastic ring, the outside of mainboard is provided with the filter screen, and the middle part of filter screen is provided with the spring, the front end of spring is provided with the bolt, and the front side of bolt is provided with dustproof frame, the surface of mainboard is provided with the shock-absorbing column, and the mainboard right side is provided with the activated carbon layer, the right-hand member on activated carbon layer is provided with the rotation axis, and the left end of rotation axis is provided with the nut, the right-hand member of rotation axis is provided with the trip, the top of mainboard is provided with the board lid, and the front end below of board lid is provided with the recess. The dust-proof frame is used for effectively preventing dust on two sides of the mainboard, the dust is prevented from entering the mainboard from a gap of the dust-proof frame due to the arrangement of the filter screen, secondary dust-proof protection is effectively carried out on the mainboard, and the inner wall of the dust-proof frame is tightly attached to the outer wall of the filter screen to avoid omission of the gap; the dustproof frame is used for guaranteeing the dustproof effect when the equipment is used, so that the air circulation effect around the equipment is poor, and the heat dissipation effect of the equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an FPC (flexible printed circuit) board with a dustproof function, which can effectively solve the problems in the background art.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a FPC circuit board with dustproof function, includes circuit board main part, circuit board main part upper surface is close to both sides border position and is provided with fixed frame, the double-screw bolt is installed near corner position screw thread to fixed frame surface, circuit board main part lower surface is provided with ceramic heating panel, fixed frame upper surface block installs the dust cover, the embedding of dust cover upper surface installs the heat dissipation fan, the inside block of dust cover installs the active carbon dust screen.
Preferably, a limiting groove is formed in the upper surface of the fixing frame, and a rubber pad is fixedly installed on the lower surface of the fixing frame in an embedded mode.
Preferably, the lower surface of the dust cover is fixedly provided with clamping strips close to the edges of the two sides, the front surface of the dust cover is provided with a placing groove, and the outer surface of the dust cover is provided with a clamping groove.
Preferably, the outer fixed surface of heat dissipation fan is installed the elasticity cardboard, the elasticity cardboard with the joint groove corresponds the position and is provided with the fixture block.
Preferably, the outer surface of the heat dissipation fan is provided with a connection flat cable, and the other end of the connection flat cable is connected with the circuit board main body in an inserting mode.
Preferably, the rubber pad with the circuit board main part contacts closely, the spacing groove with block strip sliding connection, the active carbon dust screen with the standing groove block is connected.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arranged heat dissipation fan, air blown by the heat dissipation fan passes through the active carbon dust screen, dust in the air is filtered by the active carbon dust screen, and an air curtain is formed to prevent the dust from entering the circuit board main body from a gap between the circuit board main body and the fixing frame, meanwhile, the circuit board main body is cooled by using air with lower external temperature, and the lower surface of the circuit board main body is cooled by the ceramic heat dissipation plate, so that the problem that the heat dissipation effect of equipment is influenced by poor air circulation effect around the equipment is solved.
Drawings
FIG. 1 is a schematic view of the overall structure of an FPC board having a dust-proof function according to the present invention;
FIG. 2 is a schematic view of a disassembled structure of an FPC board with a dustproof function according to the present invention;
FIG. 3 is a schematic view of an active carbon dustproof net connection structure of an FPC circuit board with a dustproof function according to the present invention;
fig. 4 is a schematic view of a partial half-section structure of a fixing frame of the FPC board with a dust-proof function according to the present invention.
In the figure: 1. a circuit board main body; 2. a fixing frame; 201. a limiting groove; 202. a rubber pad; 3. a stud; 4. a ceramic heat sink plate; 5. a dust cover; 501. clamping the strip; 502. a placement groove; 503. a clamping groove; 6. a heat dissipation fan; 601. an elastic clamping plate; 7. an active carbon dust screen.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
Example one
As shown in fig. 1-4, the FPC board with the dustproof function comprises a circuit board main body 1, wherein fixing frames 2 are arranged on the upper surface of the circuit board main body 1 near the edge positions of two sides, studs 3 are screwed on the outer surface of the fixing frames 2 near the corner positions, ceramic heat dissipation plates 4 are arranged on the lower surface of the circuit board main body 1, a dustproof cover 5 is mounted on the upper surface of the fixing frames 2 in a clamping manner, a heat dissipation fan 6 is embedded and mounted on the upper surface of the dustproof cover 5, and an active carbon dustproof net 7 is mounted inside the dustproof cover 5 in a clamping manner; the upper surface of the fixed frame 2 is provided with a limit groove 201, and the lower surface of the fixed frame 2 is embedded and fixedly provided with a rubber pad 202; clamping strips 501 are fixedly arranged on the lower surface of the dust cover 5 close to the edges of the two sides, a placing groove 502 is formed in the front surface of the dust cover 5, and a clamping groove 503 is formed in the outer surface of the dust cover 5; an elastic clamping plate 601 is fixedly arranged on the outer surface of the heat dissipation fan 6, and clamping blocks are arranged at the positions corresponding to the elastic clamping plate 601 and the clamping grooves 503; the outer surface of the heat dissipation fan 6 is provided with a connecting flat cable, and the other end of the connecting flat cable is inserted into the circuit board main body 1; the rubber pad 202 is closely contacted with the circuit board main body 1, the limiting groove 201 is in sliding connection with the clamping strip 501, the active carbon dust-proof net 7 is in clamping connection with the placing groove 502, the air blown down by the heat fan 6 passes through the active carbon dust-proof net 7, the active carbon dust-proof net 7 filters out the dust in the air, and an air curtain is formed to prevent dust from entering the circuit board main body 1 from the gap between the circuit board main body 1 and the fixing frame 2, and air with lower outside temperature is used for cooling the circuit board main body 1, the lower surface of the circuit board main body 1 is cooled by the ceramic heat dissipation plate 4, thereby solving the problem that the poor air circulation effect around the equipment affects the heat dissipation effect of the equipment, when the active carbon dust screen 7 is replaced, the dust cover 5 is slid outwards, so that the clamping strip 501 of the dust cover 5 is separated from the limiting groove 201, and the power supply flat cable of the heat dissipation fan 6 is pulled down, and then the activated carbon dust screen 7 can be directly drawn out from the inside of the clamping groove 503.
Example two
As shown in fig. 1-4, when dust is prevented, firstly, the device is installed at a designated position through the stud 3, at this time, the rubber pad 202 contacts with the circuit board main body 1, the rubber pad 202 with elasticity provides a shock absorption effect for the circuit board main body 1, then the heat dissipation fan 6 starts to operate, the air blown by the heat dissipation fan 6 passes through the active carbon dust screen 7, the active carbon dust screen 7 filters dust in the air, and forms an air curtain to prevent the dust from entering the circuit board main body 1 from a gap between the circuit board main body 1 and the fixing frame 2, meanwhile, the circuit board main body 1 is cooled by using the air with lower external temperature, the lower surface of the circuit board main body 1 is cooled by the ceramic heat dissipation plate 4, thereby solving the problem that the heat dissipation effect of the device is affected by poor air circulation effect around the device, when the active carbon dust screen 7 is replaced, the dust cover 5 slides outwards, make the block strip 501 and the spacing groove 201 separation of dust cover 5 to pull out the power winding displacement of heat dissipation fan 6, just can directly take active carbon dust screen 7 out from joint groove 503 inside after that, thereby need not to dismantle the threaded fastener, the clearance in the equipment later stage of being convenient for.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and their equivalents, and all changes in structure, shape and principle that are made according to the present invention are intended to be embraced therein.
Claims (6)
1. The utility model provides a FPC circuit board with dustproof function which characterized in that: including circuit board main part (1), circuit board main part (1) upper surface is close to both sides border position and is provided with fixed frame (2), fixed frame (2) surface is close to corner position screw thread and installs double-screw bolt (3), circuit board main part (1) lower surface is provided with ceramic heating panel (4), fixed frame (2) upper surface block is installed dust cover (5), dust cover (5) upper surface embedding is installed heat dissipation fan (6), active carbon dust screen (7) are installed to dust cover (5) inside block.
2. The FPC board with a dustproof function according to claim 1, characterized in that: limiting grooves (201) are formed in the upper surface of the fixing frame (2), and rubber pads (202) are fixedly installed on the lower surface of the fixing frame (2) in an embedded mode.
3. The FPC board with a dustproof function according to claim 2, characterized in that: clamping strips (501) are fixedly mounted on the lower surface of the dust cover (5) close to the edge positions of the two sides, a placing groove (502) is formed in the front surface of the dust cover (5), and a clamping groove (503) is formed in the outer surface of the dust cover (5).
4. The FPC board with dustproof function of claim 3, characterized in that: the outer surface of the heat dissipation fan (6) is fixedly provided with an elastic clamping plate (601), and clamping blocks are arranged at the corresponding positions of the elastic clamping plate (601) and the clamping grooves (503).
5. The FPC board with dustproof function of claim 4, characterized in that: the outer surface of the heat dissipation fan (6) is provided with a connecting flat cable, and the other end of the connecting flat cable is connected with the circuit board main body (1) in an inserted mode.
6. The FPC board with dustproof function of claim 5, characterized in that: the rubber pad (202) and the circuit board main body (1) are in close contact, the limiting groove (201) is in sliding connection with the clamping strip (501), and the active carbon dust screen (7) is in clamping connection with the placing groove (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220018871.6U CN216775295U (en) | 2022-01-06 | 2022-01-06 | FPC circuit board with dustproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220018871.6U CN216775295U (en) | 2022-01-06 | 2022-01-06 | FPC circuit board with dustproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216775295U true CN216775295U (en) | 2022-06-17 |
Family
ID=81976032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220018871.6U Active CN216775295U (en) | 2022-01-06 | 2022-01-06 | FPC circuit board with dustproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216775295U (en) |
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2022
- 2022-01-06 CN CN202220018871.6U patent/CN216775295U/en active Active
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