CN212936512U - Mainboard heat dissipation device of video terminal - Google Patents
Mainboard heat dissipation device of video terminal Download PDFInfo
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- CN212936512U CN212936512U CN202021994469.9U CN202021994469U CN212936512U CN 212936512 U CN212936512 U CN 212936512U CN 202021994469 U CN202021994469 U CN 202021994469U CN 212936512 U CN212936512 U CN 212936512U
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- heat dissipation
- mainboard
- main board
- air
- terminal housing
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Abstract
The utility model discloses a mainboard heat abstractor of video terminal, including terminal housing and the mainboard that sets up in terminal housing, still be provided with the guide duct in the terminal housing and be used for carrying out the radiating fin to the mainboard, fin and mainboard interval set for the clearance setting, one end of guide duct and the air outlet intercommunication of fin heat dissipation wind channel, the other end communicates with the exhaust vent of seting up on the terminal housing, be provided with the radiator fan that is used for carrying out ventilation cooling to the mainboard in the terminal housing, radiator fan's air outlet and the income wind gap intercommunication in fin heat dissipation wind channel; through carrying out radiating non-contact structure to the mainboard, improved the radiating effect to mainboard in the video terminal.
Description
Technical Field
The utility model relates to a mainboard heat dissipation technical field especially relates to a mainboard heat abstractor at video terminal.
Background
The development of the current security industry is rapid, more and more box-type video terminals are applied, and the box-type video terminals are provided with the pan-tilt camera, so that a high-definition, smooth and stable video effect can be provided for users.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a mainboard heat abstractor at video terminal has improved the radiating effect to mainboard in the video terminal through carrying out radiating non-contact structure to the mainboard.
The utility model provides a pair of mainboard heat abstractor at video terminal, including the terminal casing with set up the mainboard in the terminal casing, still be provided with the guide duct in the terminal casing and be used for carrying out radiating fin to the mainboard, the fin sets for the clearance setting with the mainboard interval, the exhaust vent intercommunication of seting up on the one end of guide duct and the air outlet intercommunication in fin heat dissipation wind channel, the other end and the terminal casing.
Furthermore, a cooling fan for ventilating and cooling the main board is arranged in the terminal shell, and an air outlet of the cooling fan is communicated with an air inlet of the cooling air duct of the cooling fin.
Furthermore, an air inlet hole for feeding air into the cavity of the terminal shell is formed in one end, far away from the air outlet hole, of the terminal shell.
Furthermore, a supporting plate and a plurality of stand columns are arranged in the terminal shell, the supporting plate is fixedly arranged above the main board through the stand columns, radiating fins and a radiating fan are fixedly arranged on the supporting plate, through holes are formed in the connecting positions of the supporting plate and the radiating fan, and an air suction opening of the radiating fan is arranged right above the main board.
Furthermore, a cover used for covering the radiating fins is fixedly arranged on the supporting plate, and a radiating channel used for radiating the mainboard is formed by the air inlet hole, the mainboard, the radiating fan, the radiating air duct of the radiating fins in the cover, the air guide pipe and the air outlet hole.
Furthermore, the radiating fins are of scale structures, and a radiating air duct is formed between every two adjacent scale structures.
Furthermore, the terminal shell comprises an upper box body and a lower box body which is hermetically connected with the upper box body, and the mainboard, the air guide pipe, the radiating fins and the radiating fan are all fixedly arranged in the lower box body.
The utility model provides a pair of mainboard heat abstractor at video terminal's advantage lies in: the utility model discloses the mainboard heat abstractor at video terminal that provides in the structure, the heat dissipation wind channel, guide duct, the exhaust vent of fin form and are used for carrying out radiating heat dissipation channel to the mainboard in fresh air inlet, mainboard, radiator fan, the lid, have improved the radiating effect to the mainboard. The radiating fins are of scale structures, and a radiating air duct is formed between every two adjacent scale structures; the plurality of radiating air channels cool and radiate hot air on one hand and guide the hot air to the air guide pipe on the other hand, so that the radiating of the mainboard is realized; terminal housing's the block setting of dismantling, convenient to use person dismantles and assembles.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a heat sink;
FIG. 3 is a structural diagram of an upper air outlet and an air inlet formed in the lower box body;
the device comprises a terminal shell, a main board, a 3-air guide pipe, a 4-radiating fin, a 5-air outlet, a 6-radiating fan, a 7-air inlet, a 8-supporting plate, a 9-upright post, a 10-cover, an 11-upper box body and a 12-lower box body.
Detailed Description
The technical solutions of the present invention are explained in detail below with reference to specific embodiments, and many specific details are set forth in the following description to provide a thorough understanding of the present invention. The present invention can be embodied in many other forms than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention.
As shown in fig. 1 to 3, the utility model provides a mainboard heat abstractor at video terminal, including terminal casing 1 with set up mainboard 2 in terminal casing 1, still be provided with in terminal casing 1 guide duct 3 and be used for carrying out radiating fin 4 to mainboard 2, fin 4 sets for the clearance setting with 2 intervals of mainboard, the one end of guide duct 3 and the air outlet intercommunication of 4 radiating wind channels of fin, the exhaust vent 5 intercommunication of seting up on the other end and the terminal casing 1.
The mainboard 2 found by the terminal shell 1 often has overhigh temperature in the using process to influence the use quality, and the application dissipates heat to the mainboard 2 in a non-contact heat dissipation mode, so that the use efficiency and the quality of the mainboard 2 are improved; the radiating fins 4 are scale structures, and a radiating air duct is formed between every two adjacent scale structures; the plurality of heat dissipation air channels cool and dissipate heat for hot air on one hand, and guide the hot air to the air guide pipe 3 on the other hand, so that heat dissipation of the mainboard 2 is realized. The air guide pipe 3 is arranged to guide hot air entering the radiating fins 4 to the air outlet 5 and exhaust the hot air to the outside through the air outlet 5, so that the radiating quality of the radiating fins 4 to the mainboard 2 is improved.
It should be understood that, the terminal housing 1 is provided with an air inlet hole 7 at an end away from the air outlet hole 5 for supplying air into the cavity of the terminal housing 1, and external air flows into the cavity of the terminal housing 1 through the air inlet hole 7, so as to realize the air circulation functionality in the terminal housing 1 and dissipate heat of the main board 2 through heat exchange.
Further, in order to increase the flow of more heat in the main board 2 to the heat dissipation fins 4, a heat dissipation fan 6 for ventilating and dissipating heat of the main board 2 is arranged in the terminal housing 1, and an air outlet of the heat dissipation fan 6 is communicated with an air inlet of a heat dissipation air channel of the heat dissipation fins 4. The inlet scoop of radiator fan 6 sets up directly over mainboard 2, and radiator fan 6's operation absorbs the hot-air of mainboard 2 department for the cold air flow direction mainboard 2 through the inlet scoop 7 entering, in order to carry out the heat exchange to mainboard 2.
Further, in order to realize the non-contact heat dissipation of the main board 2, a supporting plate 8 and a plurality of columns 9 are arranged in the terminal housing 1, the supporting plate 8 is fixedly arranged above the main board 2 through the columns 9, a heat dissipation fan 6, a heat dissipation fin 4 and an air guide pipe 3 are fixedly arranged on the supporting plate 8, and a through hole is formed in the connecting position of the supporting plate 8 and the heat dissipation fan 6.
The through holes are formed in the supporting plate 8, so that no blocking exists between the air suction opening of the cooling fan 6 and the main plate 2, and air flow is better realized; the area between the supporting plate 8 and the upright post 9 is always in a lower temperature range due to the air suction effect of the cooling fan 6, so that the continuous and omnibearing cooling of the main board 2 can be realized.
Further, in order to realize the hot air guiding quality of the heat dissipation fins 4, the cover 10 for covering the heat dissipation fins 4 is fixedly arranged on the support plate 8, and the space formed between the cover 10 and the support plate 8 is used for placing the heat dissipation fins 4, so that most of hot air entering the heat dissipation fins 4 flows into the air guide pipe 3 along the heat dissipation air channel, the hot air in the terminal shell 1 is discharged, and the heat dissipation quality of the main board 2 is further realized. The air inlet 7, the main board 2, the heat dissipation fan 6, the heat dissipation air duct of the heat dissipation fins 4 in the cover 10, the air guide pipe 3 and the air outlet 5 form a heat dissipation channel for dissipating heat of the main board 2.
In the present application, the terminal housing 1 includes an upper case 11 and a lower case 12 hermetically connected to the upper case 11. Terminal housing 1 can set up to the last box 11 and the lower box 12 of mutual block to in whole heat abstractor's dismantlement and assembly, mainboard 2, guide duct 3, fin 4, radiator fan 6 all fix and set up in box 12 down simultaneously, and convenient to use person can not cause defects such as dislocation, interference of part structure in terminal housing 1 when opening terminal housing 1.
The working process is as follows: assembling the terminal shell 1, operating the main board 2 and the cooling fan 6, absorbing hot air at the main board 2 by the cooling fan 6, sequentially conveying the hot air to the cooling fins 4 and the air guide pipe 3 through an air outlet of the cooling fan 6, and discharging the hot air through an air outlet 5; meanwhile, external cold air enters the cavity of the terminal shell 1 through the air inlet 7, and the circulation alternation of the cold air and the hot air is realized.
The above, only be the utensil embodiment of the preferred of the utility model, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field are in the technical scope of the utility model discloses an according to the technical scheme of the utility model and utility model design equivalence replacement or change, all should be covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a mainboard heat abstractor of video terminal, including terminal housing (1) and mainboard (2) that set up in terminal housing (1), its characterized in that, still be provided with in terminal housing (1) guide duct (3) and be used for carrying out radiating fin (4) to mainboard (2), fin (4) and mainboard (2) interval set for the clearance setting, the one end of guide duct (3) and the air outlet intercommunication in fin (4) heat dissipation wind channel, exhaust vent (5) intercommunication of seting up on the other end and the terminal housing (1).
2. The main board heat dissipation device of the video terminal according to claim 1, wherein a heat dissipation fan (6) for ventilating and dissipating heat of the main board (2) is disposed in the terminal housing (1), and an air outlet of the heat dissipation fan (6) is communicated with an air inlet of a heat dissipation air duct of the heat dissipation fin (4).
3. The main board heat dissipation device of the video terminal according to claim 2, wherein an air inlet hole (7) for supplying air into the cavity of the terminal housing (1) is formed at an end of the terminal housing (1) away from the air outlet hole (5).
4. The main board heat dissipation device of the video terminal according to claim 3, wherein a support plate (8) and a plurality of columns (9) are disposed in the terminal housing (1), the support plate (8) is fixed above the main board (2) through the columns (9), the support plate (8) is fixed with the heat sink (4) and the heat sink fan (6), the support plate (8) is provided with a through hole at a connection position with the heat sink fan (6), and an air inlet of the heat sink fan (6) is disposed directly above the main board (2).
5. The main board heat dissipation device of the video terminal according to claim 4, wherein a cover (10) for covering the heat dissipation fins (4) is fixedly disposed on the support plate (8), and the air inlet hole (7), the main board (2), the heat dissipation fan (6), the heat dissipation air duct of the heat dissipation fins (4) in the cover (10), the air guide pipe (3), and the air outlet hole (5) form a heat dissipation channel for dissipating heat from the main board (2).
6. The main board heat sink for video terminals according to any of claims 1-5, wherein the heat sink (4) is a scale structure, and a heat sink air channel is formed between adjacent scale structures.
7. The main board heat dissipation device of the video terminal according to claim 6, wherein the terminal housing (1) includes an upper box (11) and a lower box (12) hermetically connected to the upper box (11), and the main board (2), the air duct (3), the heat sink (4), and the heat dissipation fan (6) are all fixedly disposed in the lower box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021994469.9U CN212936512U (en) | 2020-09-11 | 2020-09-11 | Mainboard heat dissipation device of video terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021994469.9U CN212936512U (en) | 2020-09-11 | 2020-09-11 | Mainboard heat dissipation device of video terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212936512U true CN212936512U (en) | 2021-04-09 |
Family
ID=75305493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021994469.9U Active CN212936512U (en) | 2020-09-11 | 2020-09-11 | Mainboard heat dissipation device of video terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212936512U (en) |
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2020
- 2020-09-11 CN CN202021994469.9U patent/CN212936512U/en active Active
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