CN221240671U - High-temperature-resistant printed circuit board - Google Patents
High-temperature-resistant printed circuit board Download PDFInfo
- Publication number
- CN221240671U CN221240671U CN202322912524.5U CN202322912524U CN221240671U CN 221240671 U CN221240671 U CN 221240671U CN 202322912524 U CN202322912524 U CN 202322912524U CN 221240671 U CN221240671 U CN 221240671U
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- Prior art keywords
- side wall
- cavity
- groove
- circuit board
- protection
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- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000004140 cleaning Methods 0.000 claims abstract description 37
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 230000004224 protection Effects 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cleaning In General (AREA)
Abstract
The utility model discloses a high-temperature-resistant printed circuit board which comprises a protective shell, wherein a circuit board is arranged on an inner side ledge of the protective shell, a radiating opening is formed in the side wall of the protective shell, a radiating mechanism is arranged in the radiating opening, a second communicating groove is formed in the protective shell, a cleaning mechanism is arranged in the second communicating groove, a protection mechanism is arranged in the protective shell, a first communicating groove and a cavity are formed in the protective shell, a clamping mechanism is arranged in the cavity, and a pressing mechanism is arranged in the first communicating groove. The utility model has reasonable structural design, and by arranging the clamping mechanism and the cleaning mechanism, the cooling equipment can be conveniently replaced after a worker uses the circuit board for a long time, the cooling effect of the device is ensured, and the worker can drive the cleaning brush to displace through the traction of the string while replacing the cooling equipment by arranging the cleaning device, so that the cleaning brush can automatically clean the fan dust screen.
Description
Technical Field
The utility model relates to the field of printed wiring boards, in particular to a high-temperature-resistant printed wiring board.
Background
With the development of the era, electronic devices are increasingly used, and a circuit board is a key component of a control part of the electronic device, and a control circuit is arranged on the circuit board to control the electronic device and process data.
In the prior art, when using printed circuit board, traditional printed circuit board adopts the fan to dispel the heat, but also needs the staff to clear up the dust screen of fan regularly, and complex operation wastes time and energy, and after long-time use, the refrigeration plant in the device also can appear wearing and tearing, and traditional integral type circuit board casing can't carry out convenient dismouting and change refrigeration plant, leads to heat-resisting effect to reduce, consequently, we have proposed a high temperature resistant printed circuit board.
Disclosure of utility model
The utility model aims to solve the problem that when a printed circuit board is used in the prior art, a fan dust screen needs to be cleaned regularly by workers and the loss of refrigeration equipment affects the heat-resistant effect.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a high temperature resistant printed wiring board, includes the protective housing, the inboard ledge of protective housing is equipped with the circuit board, the thermovent has been seted up to the lateral wall of protective housing, be equipped with cooling mechanism in the thermovent, the second intercommunication groove has been seted up in the protective housing, be equipped with clean mechanism in the second intercommunication groove, clean end and the lateral wall of cooling mechanism of clean mechanism support tightly, be equipped with protection mechanism in the protective housing, protection mechanism's tip extends to in the thermovent and with clean mechanism's top fixed connection, first intercommunication groove and cavity have been seted up in the protective housing, be equipped with chucking mechanism in the cavity, chucking mechanism's tip extends to in the protective mechanism and supports tightly rather than the inside wall, be equipped with pressing mechanism in the first intercommunication groove, pressing mechanism's tip extends to in the cavity and supports tightly with chucking mechanism's inside wall.
Preferably, the heat dissipation mechanism comprises a dustproof screen plate fixedly installed on the inner side wall of the heat dissipation opening, and a heat dissipation fan is fixedly installed on the inner side wall of the heat dissipation opening.
Preferably, the cleaning mechanism comprises a cleaning brush which is connected in the second communication groove in a sliding mode, the cleaning end of the cleaning brush is abutted against the side wall of the dustproof screen plate, and a third spring is fixedly connected between the bottom of the cleaning brush and the inner bottom of the second communication groove.
Preferably, the protection mechanism comprises a pulling shell cover which is connected in the protection shell in a sliding way, a limit clamping groove is formed in the side wall of the pulling shell cover, refrigeration equipment is fixedly arranged at the bottom of the pulling shell cover, a string is fixedly connected to the bottom of the pulling shell cover, and the end part of the string extends into the heat dissipation opening and is fixedly connected with the top of the cleaning brush.
Preferably, the clamping mechanism comprises an extrusion limiting block which is slidably connected in the cavity, one end of the extrusion limiting block extends into the limiting clamping groove and abuts against the inner side wall of the limiting clamping groove, and a first spring is fixedly connected between the other end of the extrusion limiting block and the inner side wall of the cavity.
Preferably, the pressing mechanism comprises a pressing plate which is slidably connected in the first communication groove, the bottom of the pressing plate is fixedly connected with a push rod, the end part of the push rod extends into the cavity and abuts against the inner side wall of the extrusion limiting block, and a second spring is fixedly connected between the bottom of the pressing plate and the inner bottom of the first communication groove.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model has reasonable structural design, and by arranging the clamping mechanism and the cleaning mechanism, the clamping mechanism is driven to operate by operating the pressing mechanism after a worker uses the circuit board for a long time, the fixation of the top of the protective shell is removed, the refrigeration equipment is convenient to replace, the refrigeration and heat reduction effects of the device are ensured, and meanwhile, by arranging the cleaning device, the worker can drive the cleaning brush to displace through the traction of the string while replacing the refrigeration equipment, so that the fan dust screen is automatically cleaned, and the heat dissipation effect of the device is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a high temperature resistant printed wiring board according to the present utility model;
Fig. 2 is an enlarged view at a in fig. 1;
Fig. 3 is an enlarged view at B in fig. 1.
In the figure: 1. a protective housing; 2. a circuit board; 3. pulling the shell cover; 4. a refrigeration device; 5. a limit clamping groove; 6. extruding a limiting block; 7. a cavity; 8. a first spring; 9. a first communication groove; 10. pressing the plate; 11. a push rod; 12. a second spring; 13. a heat radiation fan; 14. a dust-proof screen; 15. a heat radiation port; 16. a second communication groove; 17. a cleaning brush; 18. a third spring; 19. a string.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a high temperature resistant printed circuit board comprises a protection shell 1, wherein a circuit board 2 is arranged on an inner ledge of the protection shell 1, a heat dissipation opening 15 is formed in the side wall of the protection shell 1, a heat dissipation mechanism is arranged in the heat dissipation opening 15, the heat dissipation mechanism comprises a dustproof screen 14 fixedly arranged on the inner side wall of the heat dissipation opening 15, a heat dissipation fan 13 is fixedly arranged on the inner side wall of the heat dissipation opening 15, and through the arrangement of the heat dissipation mechanism, the circuit board 2 in the protection shell can be blown by the rotation of the fan to cool;
The protection shell 1 is internally provided with a second communication groove 16, a cleaning mechanism is arranged in the second communication groove 16, the cleaning end of the cleaning mechanism is abutted against the side wall of the heat dissipation mechanism, the cleaning mechanism comprises a cleaning brush 17 which is slidably connected in the second communication groove 16, the cleaning end of the cleaning brush 17 is abutted against the side wall of the dustproof screen 14, and a third spring 18 is fixedly connected between the bottom of the cleaning brush 17 and the inner bottom of the second communication groove 16;
The protection shell 1 is internally provided with a protection mechanism, the end part of the protection mechanism extends into the heat radiation opening 15 and is fixedly connected with the top of the cleaning mechanism, the protection mechanism comprises a pulling shell cover 3 which is slidably connected in the protection shell 1, a limiting clamping groove 5 is formed in the side wall of the pulling shell cover 3, the bottom of the pulling shell cover 3 is fixedly provided with a refrigeration device 4, the bottom of the pulling shell cover 3 is fixedly connected with a string 19, the end part of the string 19 extends into the heat radiation opening 15 and is fixedly connected with the top of the cleaning brush 17, and when a worker dismounts the protection shell top to replace the refrigeration device 4, the cleaning brush 17 is driven to displace through the traction of the string 19, so that the fan dust screen is automatically cleaned and ash removed;
The protection shell 1 is internally provided with a first communication groove 9 and a cavity 7, the cavity 7 is internally provided with a clamping mechanism, the end part of the clamping mechanism extends into the protection mechanism and is abutted against the inner side wall of the protection mechanism, the clamping mechanism comprises an extrusion limiting block 6 which is slidably connected into the cavity 7, one end of the extrusion limiting block 6 extends into a limiting clamping groove 5 and is abutted against the inner side wall of the limiting clamping groove, and a first spring 8 is fixedly connected between the other end of the extrusion limiting block 6 and the inner side wall of the cavity 7;
The pressing mechanism is arranged in the first communication groove 9, the end part of the pressing mechanism extends into the cavity 7 and is abutted against the inner side wall of the clamping mechanism, the pressing mechanism comprises a pressing plate 10 which is slidably connected in the first communication groove 9, the bottom of the pressing plate 10 is fixedly connected with a push rod 11, the end part of the push rod 11 extends into the cavity 7 and is abutted against the inner side wall of the extrusion limiting block 6, a second spring 12 is fixedly connected between the bottom of the pressing plate 10 and the inner bottom of the first communication groove 9, and through the arrangement of the clamping mechanism and the pressing mechanism, workers can drive a limiting clamping block to displace through the extrusion of the push rod 11 when the pressing mechanism is operated, so that a protective cover can be conveniently dismounted and assembled, and the inside refrigeration equipment 4 is subjected to charging maintenance.
The utility model can explain its functional principle by the following modes of operation:
In the utility model, when a worker uses the utility model, the worker can quickly detach and pull the shell cover 3 by pressing the pressing plate 10, so as to charge and update the refrigerating equipment 4, the worker presses the pressing plate 10, the pressing plate 10 drives the ejector rod 11 to be extruded and downwards displaced, the end part of the ejector rod 11 extrudes the extrusion limiting block 6, the extrusion limiting block 6 is extruded and leftwards displaced, the limiting clamping groove 5 is separated from the limit of the extrusion limiting block 6 by the displacement of the extrusion limiting block 6, the worker can pull the pulling shell cover 3 upwards, charge and update the refrigerating equipment 4 at the bottom of the pulling shell cover 3, the pressing plate 10 of the pressing plate 10 is released to drive the ejector rod 11 to be upwards reset under the action of the elasticity of the second spring 12, the extrusion limiting block 6 is also reset under the action of the tension of the first spring 8 along with the extrusion of the extrusion limiting block 6 leaving the ejector rod 11, after the charging and updating of the refrigerating equipment 4, the worker presses the pressing plate 10 to repeat the steps to reset the pulling shell cover 3, then the pressing plate 10 is loosened, the pressing limiting block 6 is reset under the action of the elastic force of the first spring 8 and is clamped into the limiting clamping groove 5 again, limiting installation of the pulling shell cover 3 is completed, the pulling shell cover 3 is convenient to assemble and disassemble, charging maintenance can be carried out on the refrigerating equipment 4, the refrigerating effect of the device is guaranteed, in the process of pulling the shell cover 3 upwards, the pulling shell cover 3 can drive the string 19 to displace, the string 19 pulls the cleaning brush 17 to displace upwards, the cleaning end of the cleaning brush 17 can clean the surface of the dustproof screen 14 which is abutted against the string 19, after the pulling shell cover 3 resets, the cleaning brush 17 can also leave the pulling force of the string 19 to reset under the action of the third spring 18, the surface of the dustproof screen 14 is cleaned again, regular cleaning of the worker is not needed, can realize the automatic clearance of dust screen when changing refrigeration plant 4, it is practical convenient.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a high temperature resistant printed wiring board, includes protection casing (1), its characterized in that, the inboard ledge of protection casing (1) is equipped with circuit board (2), thermovent (15) have been seted up to the lateral wall of protection casing (1), be equipped with cooling mechanism in thermovent (15), offer second intercommunication groove (16) in protection casing (1), be equipped with clean mechanism in second intercommunication groove (16), clean end of clean mechanism offsets tightly with cooling mechanism's lateral wall, be equipped with protection mechanism in protection casing (1), protection mechanism's tip extends into in thermovent (15) and with clean mechanism's top fixed connection, first intercommunication groove (9) and cavity (7) have been seted up in protection casing (1), be equipped with chucking mechanism in cavity (7), chucking mechanism's tip extends into protection mechanism and offsets tightly rather than inside wall, be equipped with pressing mechanism in first intercommunication groove (9), pressing mechanism's tip extends into cavity (7) and offsets tightly with the inside wall of chucking mechanism.
2. The high-temperature-resistant printed wiring board according to claim 1, wherein the heat radiation mechanism comprises a dustproof screen plate (14) fixedly arranged on the inner side wall of the heat radiation opening (15), and a heat radiation fan (13) is fixedly arranged on the inner side wall of the heat radiation opening (15).
3. The high-temperature-resistant printed wiring board according to claim 2, wherein the cleaning mechanism comprises a cleaning brush (17) which is slidably connected in the second communication groove (16), a cleaning end of the cleaning brush (17) is abutted against the side wall of the dust screen (14), and a third spring (18) is fixedly connected between the bottom of the cleaning brush (17) and the inner bottom of the second communication groove (16).
4. A high temperature resistant printed wiring board according to claim 3, characterized in that the protection mechanism comprises a pulling shell cover (3) which is slidably connected in the protection shell body (1), a limit clamping groove (5) is formed in the side wall of the pulling shell cover (3), a refrigerating device (4) is fixedly arranged at the bottom of the pulling shell cover (3), a string (19) is fixedly connected to the bottom of the pulling shell cover (3), and the end part of the string (19) extends into the heat dissipation opening (15) and is fixedly connected with the top of the cleaning brush (17).
5. The high-temperature-resistant printed circuit board according to claim 4, wherein the clamping mechanism comprises an extrusion limiting block (6) which is slidably connected in the cavity (7), one end of the extrusion limiting block (6) extends into the limiting clamping groove (5) and abuts against the inner side wall of the limiting clamping groove, and a first spring (8) is fixedly connected between the other end of the extrusion limiting block (6) and the inner side wall of the cavity (7).
6. The high-temperature-resistant printed circuit board according to claim 5, wherein the pressing mechanism comprises a pressing plate (10) which is slidably connected in the first communicating groove (9), a push rod (11) is fixedly connected to the bottom of the pressing plate (10), the end portion of the push rod (11) extends into the cavity (7) and abuts against the inner side wall of the extrusion limiting block (6), and a second spring (12) is fixedly connected between the bottom of the pressing plate (10) and the inner bottom of the first communicating groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322912524.5U CN221240671U (en) | 2023-10-30 | 2023-10-30 | High-temperature-resistant printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322912524.5U CN221240671U (en) | 2023-10-30 | 2023-10-30 | High-temperature-resistant printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221240671U true CN221240671U (en) | 2024-06-28 |
Family
ID=91597116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322912524.5U Active CN221240671U (en) | 2023-10-30 | 2023-10-30 | High-temperature-resistant printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221240671U (en) |
-
2023
- 2023-10-30 CN CN202322912524.5U patent/CN221240671U/en active Active
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| GR01 | Patent grant |