CN212519756U - Circuit board heat dissipation device - Google Patents
Circuit board heat dissipation device Download PDFInfo
- Publication number
- CN212519756U CN212519756U CN201821417150.2U CN201821417150U CN212519756U CN 212519756 U CN212519756 U CN 212519756U CN 201821417150 U CN201821417150 U CN 201821417150U CN 212519756 U CN212519756 U CN 212519756U
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- CN
- China
- Prior art keywords
- box body
- circuit board
- sleeve
- sides
- limiting
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- 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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Abstract
The utility model belongs to the technical field of the heat abstractor technique and specifically relates to a circuit board heat abstractor, the power distribution box comprises a box body, the outside one side fixed mounting of box has the box door, equal fixed mounting all around of box lower extreme has the bracing piece, the exhaust vent that a plurality of even equidistance were arranged is seted up to the bottom half adjacent with the bracing piece, the box inside is provided with the rotor plate through first limit structure, the circuit board standing groove has all been seted up at both ends about the rotor plate, the equal fixed mounting in the outside both sides of rotor plate has first pivot, box upper end both sides all are provided with the sleeve, set up the vent that a plurality of even equidistance were arranged. The device utilizes first limit structure to make the circuit board standing groove can make the rotor plate fix to convenient heat dissipation, secondly utilize the sleeve that can reciprocate to make the device when stopping using, can seal, thereby prevent that the dust from falling into inside the device, thereby influence the normal work of circuit board.
Description
Technical Field
The utility model relates to a heat abstractor technical field especially relates to a circuit board heat abstractor.
Background
The circuit board has the name: the printed circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed circuit board or a printed circuit board, the English name is FPC circuit board and soft and hard combined board, the birth and development of FPC and PCB are promoted, and the new product of soft and hard combined board is produced. In the storage of circuit board, when the temperature is higher, often need dispel the heat to the circuit board, traditional heat abstractor does not do very well to the protection of circuit board, so very easily influence the normal function of circuit board.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a circuit board heat dissipation device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a heat dissipation device for a circuit board is designed, and comprises a box body, wherein a box body door is fixedly installed on one side outside the box body, supporting rods are fixedly installed on the periphery of the lower end of the box body, a plurality of air outlet holes which are uniformly and equidistantly arranged are formed in the bottom of the box body adjacent to the supporting rods, a rotating plate is arranged inside the box body through a first limiting structure, circuit board placing grooves are formed in the upper end and the lower end of the rotating plate, first rotating shafts are fixedly installed on two sides outside the rotating plate and are rotatably arranged on the inner wall of the box body, sleeves are arranged on two sides of the upper end of the box body, a plurality of ventilation openings which are uniformly and equidistantly arranged are formed in the sleeves, the sleeves penetrate through the box body and extend into the box body, one side of each sleeve in the box body is connected with the inner wall of the box body through a, both sides it is provided with the second pivot to rotate on the box between the sleeve, and the second pivot runs through the box and extends to in the box, be provided with the external screw thread in the second pivot in the box, it is provided with the nut to rotate in the outer second pivot of external screw thread, the equal fixed mounting in the outside both sides of nut has the connecting rod, and the connecting rod other end and the adjacent sleeve fixed connection of itself.
Preferably, the other end of the first rotating shaft is rotatably provided with a bearing seat, and the other end of the bearing seat is fixedly arranged on the inner wall of the box body.
Preferably, the first limiting structure comprises a plurality of first limiting grooves formed in the upper end and the lower end of the rotating plate and a limiting rod arranged in the first limiting groove, and the limiting rod penetrates through the box body and extends into the first limiting groove.
Preferably, the sliding structure comprises fixed blocks fixedly mounted on two sides inside the box body and sliding grooves formed in the inner sides of the fixed blocks, sliding blocks are fixedly mounted on the outer sides of the sleeves relatively, and the sliding blocks are arranged in the sliding grooves in a sliding mode.
Preferably, the second limiting structure comprises a limiting plate fixedly mounted at the upper end of the sleeve and second limiting grooves formed in two sides of the upper end of the box body, and the limiting plates are matched.
The utility model provides a pair of circuit board heat abstractor, beneficial effect lies in: this circuit board heat abstractor simple structure uses convenient operation, and at first the device utilizes first limit structure to make the circuit board standing groove can make the rotor plate fix to convenient heat dissipation, secondly the sleeve that utilizes to reciprocate makes the device can seal when stopping using, thereby prevents that the dust from falling into inside the device, thereby influences the normal work of circuit board.
Drawings
Fig. 1 is a schematic view of a front view structure of a circuit board heat dissipation device according to the present invention.
Fig. 2 is a schematic view of a top view structure of a circuit board heat dissipation device according to the present invention.
In the figure: the box body 1, the gag lever post 2, first spacing groove 3, circuit board standing groove 4, first pivot 5, rotor plate 6, nut 7, external screw thread 8, connecting rod 9, fan 10, sleeve 11, vent 12, limiting plate 13, second pivot 14, second spacing groove 15, exhaust vent 16, bracing piece 17, bearing frame 18, box door 19, fixed block 20, slider 21, spout 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a circuit board heat dissipation device comprises a box body 1, a box body door 19 is fixedly installed on one side outside the box body 1, support rods 17 are fixedly installed around the lower end of the box body 1, a plurality of air outlet holes 16 which are uniformly and equidistantly arranged are formed in the bottom of the box body 1 adjacent to the support rods 17, a rotating plate 6 is arranged inside the box body 1 through a first limiting structure, the first limiting structure comprises a plurality of first limiting grooves 3 which are formed in the upper end and the lower end of the rotating plate 6 and limiting rods 2 which are arranged in the first limiting grooves 3, the limiting rods 2 penetrate through the box body 1 and extend into the first limiting grooves 3, when the device is in a drawing state, the box body door 19 is opened, circuit boards can be placed in circuit board placing grooves 4 on the rotating plate 6, and circuit board placing grooves 4 on the upper end and the lower end of the rotating plate 6 are different in size, when the placing surface of the rotating plate 6 needs to be switched, the limiting rod 2 is taken down, and then the rotating plate 6 is rotated.
The upper end and the lower end of the rotating plate 6 are both provided with a circuit board placing groove 4, both sides of the outside of the rotating plate 6 are both fixedly provided with a first rotating shaft 5, the other end of the first rotating shaft 5 is rotatably provided with a bearing seat 18, the other end of the bearing seat 18 is fixedly arranged on the inner wall of the box body 1, and the first rotating shaft 5 is rotatably arranged on the inner wall of the box body 1, both sides of the upper end of the box body 1 are both provided with a sleeve 11, the sleeve 11 is provided with a plurality of uniformly and equidistantly arranged ventilation openings 12, the sleeve 11 penetrates through the box body 1 and extends into the box body 1, one side of the sleeve 11 in the box body 1 is connected with the inner wall of the box body 1 through a sliding structure, the sliding structure comprises fixed blocks 20 fixedly arranged on both sides of the inside of the box body 1 and sliding grooves 22 arranged on the opposite inner sides of the, the fan 10 model is ARCTICF9, is provided with power control switch on the fan 10, and fan 10 has external power supply through the connection of electric lines, and during the use, turn on power control switch can, fan 10 rotates, dispels the heat with the inside of external gaseous gatherer through vent 12, and the gaseous via exhaust vent 16 derivation after the heat dissipation.
And the upper end of the sleeve 11 and the upper end of the box body 1 are provided with a second limit structure, the second limit structure comprises a limit plate 13 fixedly arranged at the upper end of the sleeve 11 and a second limit groove 15 arranged at two sides of the upper end of the box body 1, the limit plate 13 is matched, a second rotating shaft 14 is rotatably arranged on the box body 1 between the sleeves 11 at two sides, the second rotating shaft 14 penetrates through the box body 1 and extends into the box body 1, an external thread 8 is arranged on the second rotating shaft 14 in the box body 1, a nut 7 is rotatably arranged on the second rotating shaft 14 outside the external thread 8, both sides of the outside of the nut 7 are fixedly provided with connecting rods 9, the other end of each connecting rod 9 is fixedly connected with the adjacent sleeve 11, when the device is not used, the second rotating shaft 14 is rotated, the second rotating shaft 14 drives the nut 7 to move downwards, the nut 7 moves downwards to drive the sleeve 11 to move downwards, and when the sleeve 11 moves, this prevents dust from falling into the interior of the device.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A circuit board heat dissipation device comprises a box body (1), wherein a box body door (19) is fixedly mounted on one side outside the box body (1), supporting rods (17) are fixedly mounted on the periphery of the lower end of the box body (1), a plurality of air outlet holes (16) which are uniformly and equidistantly arranged are formed in the bottom of the box body (1) adjacent to the supporting rods (17), the circuit board heat dissipation device is characterized in that a rotating plate (6) is arranged inside the box body (1) through a first limiting structure, circuit board placing grooves (4) are formed in the upper end and the lower end of the rotating plate (6), first rotating shafts (5) are fixedly mounted on two sides outside the rotating plate (6), the first rotating shafts (5) are rotatably arranged on the inner wall of the box body (1), sleeves (11) are arranged on two sides of the upper end of the box body (1), a plurality of ventilation openings (12, the sleeve (11) penetrates through the box body (1) and extends into the box body (1), one side of the sleeve (11) in the box body (1) is connected with the inner wall of the box body (1) through a sliding structure, the lower end in the sleeve (11) is fixedly provided with a fan (10), a second limit structure is arranged at the upper end of the sleeve (11) and the upper end of the box body (1), a second rotating shaft (14) is rotatably arranged on the box body (1) between the sleeves (11) at the two sides, and the second rotating shaft (14) penetrates through the box body (1) and extends into the box body (1), an external thread (8) is arranged on a second rotating shaft (14) in the box body (1), a nut (7) is rotatably arranged on the second rotating shaft (14) outside the external thread (8), the two sides of the outer part of the nut (7) are both fixedly provided with connecting rods (9), and the other end of the connecting rod (9) is fixedly connected with the sleeve (11) adjacent to the connecting rod.
2. The circuit board heat sink according to claim 1, wherein a bearing seat (18) is rotatably disposed at the other end of the first shaft (5), and the other end of the bearing seat (18) is fixedly mounted on the inner wall of the box body (1).
3. The circuit board heat dissipation device according to claim 1, wherein the first limiting structure includes a plurality of first limiting grooves (3) formed at upper and lower ends of the rotating plate (6) and limiting rods (2) disposed in the first limiting grooves (3), and the limiting rods (2) penetrate through the box body (1) and extend into the first limiting grooves (3).
4. The circuit board heat dissipation device according to claim 1, wherein the sliding structure includes fixed blocks (20) fixedly mounted on two sides inside the box body (1) and sliding grooves (22) formed on opposite inner sides of the fixed blocks (20), the opposite outer sides of the sleeve (11) are fixedly mounted with sliding blocks (21), and the sliding blocks (21) are slidably disposed in the sliding grooves (22).
5. The heat sink for circuit board according to claim 1, wherein the second limiting structure comprises a limiting plate (13) fixedly mounted on the upper end of the sleeve (11) and second limiting grooves (15) formed on two sides of the upper end of the box body (1), and the limiting plates (13) are matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821417150.2U CN212519756U (en) | 2018-08-31 | 2018-08-31 | Circuit board heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821417150.2U CN212519756U (en) | 2018-08-31 | 2018-08-31 | Circuit board heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212519756U true CN212519756U (en) | 2021-02-09 |
Family
ID=74385538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821417150.2U Expired - Fee Related CN212519756U (en) | 2018-08-31 | 2018-08-31 | Circuit board heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212519756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114245643A (en) * | 2021-12-22 | 2022-03-25 | 成都理工大学 | Signal transmission device of FPGA framework |
-
2018
- 2018-08-31 CN CN201821417150.2U patent/CN212519756U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114245643A (en) * | 2021-12-22 | 2022-03-25 | 成都理工大学 | Signal transmission device of FPGA framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210209 Termination date: 20210831 |