CN220383446U - Heat abstractor and remote controller - Google Patents
Heat abstractor and remote controller Download PDFInfo
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- CN220383446U CN220383446U CN202321778315.XU CN202321778315U CN220383446U CN 220383446 U CN220383446 U CN 220383446U CN 202321778315 U CN202321778315 U CN 202321778315U CN 220383446 U CN220383446 U CN 220383446U
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- heat
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- heat dissipation
- heat sink
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 70
- 230000005855 radiation Effects 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model relates to a heat dissipation device and a remote controller, belongs to the technical field of unmanned aerial vehicle remote controllers, and solves the problem that the remote controller in the prior art cannot dissipate heat rapidly. The heat dissipating device of the present utility model includes: a heat sink, a heat sink cover plate, and a fan; the heat sink includes: the heat dissipation plate comprises a heat dissipation plate main body, a heat dissipation groove and heat dissipation teeth; one side of the radiating fin main body is in contact with the heating device and can exchange heat, and the other side of the radiating fin main body is provided with radiating grooves and radiating teeth; the heat dissipation teeth are arranged in the heat dissipation groove; the heat radiation cover plate is arranged parallel to the heat radiation fins, and the heat radiation cover plate is in sealing contact with the heat radiation grooves to form an air channel; the air inlet of the air duct is communicated with the air outlet of the fan; the air duct exhaust outlet of the air duct is used for exhausting hot air. The heat dissipation device is arranged in the remote controller, so that the rapid heat dissipation of the remote controller is realized.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicle remote controllers, in particular to a heat dissipation device and a remote controller.
Background
With the continuous development of scientific technology, unmanned aerial vehicle technology has been greatly improved in recent years, and many intelligent multifunctional unmanned aerial vehicles have appeared, and unmanned aerial vehicles can be classified into military and civil according to application fields.
At present, most civil unmanned aerial vehicles are remotely controlled by a remote controller, the circuit integration of the remote controller is higher, the heat productivity of the circuit is higher, and the environment requirements to be adapted to the remote controller are higher, so that the heat dissipation of the remote controller is particularly important.
Under the condition that the remote controller does not dissipate heat or naturally dissipates heat, the heat productivity of components is large, the normal operation of a circuit board can be influenced, and the damage of the components is easy to cause, so that the safety of the whole machine is influenced. Accordingly, there is a need to provide a device for controllable heat dissipation of a remote control.
Disclosure of Invention
In view of the above analysis, the present utility model is directed to a heat dissipating device and a remote controller for solving the problem that the existing remote controller cannot dissipate heat rapidly.
The aim of the utility model is mainly realized by the following technical scheme:
a heat dissipating device, comprising: a heat sink, a heat sink cover plate and a fan;
one side of the radiating fin main body of the radiating fin is in contact with the heating device and can exchange heat, and a radiating groove is formed in the other side of the radiating fin main body; the radiating cover plate is parallel to the radiating fin main body, and an air channel is formed between the radiating cover plate and the radiating groove;
an air duct air inlet of the air duct is communicated with a fan air outlet of the fan; and an air duct exhaust outlet of the air duct is used for exhausting air.
Further, the heat dissipation grooves are symmetrically arranged on the heat dissipation fins in two groups, and each group is provided with a plurality of heat dissipation grooves side by side.
Further, the heat dissipation groove is a groove with a bending.
Further, the heat dissipation groove is a V-shaped groove with a bending part.
Further, the plurality of groups of heat dissipation grooves are formed by a plurality of mutually parallel convex ribs protruding out of the heat dissipation plate main body.
Further, the radiating fins are also provided with radiating teeth; the heat dissipation teeth are arranged in the heat dissipation grooves.
Further, the heat dissipation teeth are in an elongated strip shape parallel to the heat dissipation grooves.
Further, the heat dissipation teeth extend from the middle part of the heat dissipation groove to the air duct exhaust outlet.
Further, the fan also comprises a fan air inlet for communicating outside air; the fan air inlet is arranged at one side of the fan, which is back to the heat dissipation groove.
A remote control, comprising: the circuit board comprises a lower shell component, a picture transmission module, a circuit main board, an upper shell component and the heat dissipation device; the surface of the radiating fin is provided with a heat conduction position lug; the heat conducting position protruding block is in direct contact with the heating device.
Further, an air inlet and an air outlet are formed in the lower shell assembly; the fan air inlet of the fan is communicated with the air inlet; the air outlet is communicated with or corresponds to the air outlet of the air duct.
Further, the fan air inlet is in sealing connection with the air inlet.
The technical scheme of the utility model can at least realize one of the following effects:
according to the utility model, when the remote controller can introduce external air into the air channel of the heat dissipation device for circulation through the fan, the external air can exchange heat with the radiating fins through the radiating grooves when circulating in the air channel, so that the internal heat of the remote controller is taken away, the heat dissipation performance of the remote controller is improved, and the running stability of the internal circuit of the remote controller is further improved.
In the utility model, the technical schemes can be mutually combined to realize more preferable combination schemes. Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the utility model, like reference numerals being used to refer to like parts throughout the several views.
FIG. 1 is a remote control with a heat sink according to the present utility model;
FIG. 2 is a schematic diagram showing the installation state of the heat dissipating device inside the remote controller;
FIG. 3 is an exploded view of the remote control of the present utility model;
fig. 4 is a top view of a heat sink of a heat dissipating device according to embodiment 1 of the present utility model;
fig. 5 is a fan of the heat dissipating device according to embodiment 1 of the present utility model.
Reference numerals:
1-a lower housing assembly; 11-an air inlet; 12-an air outlet; 2-a graph transmission module; 3-heat sink; 31-heat conducting position protruding blocks; 32-a heat sink body; 33, an air inlet of the air duct; 34-an air duct exhaust outlet; 35-radiating teeth; 36-a heat sink; 4-a heat dissipation cover plate; 5-a circuit motherboard; 6, a sealing ring; 7-a fan; 71-a fan air inlet; 72-a fan air outlet; 73-signal and power-on wire; 8-built-in battery; 9-upper shell assembly.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
Example 1
In one embodiment of the present utility model, a heat dissipating device is disclosed, as shown in fig. 2 and 3, including: a heat sink 3, a heat sink cover 4, and a fan 7.
The heat sink 3 includes: fin main body 32, heat radiation grooves 36, and heat radiation teeth 35; one side of the fin main body 32 is in contact with a heat generating device and can exchange heat, and the other side is provided with the heat dissipation groove 36; the heat dissipation cover plate 4 is arranged parallel to the heat dissipation fins 3, and the heat dissipation cover plate 4 is in sealing contact with the heat dissipation grooves 36 to form an air channel.
The air duct air inlet 33 of the air duct is communicated with the fan air outlet 72 of the fan 7; the air duct outlet 34 of the air duct is used for discharging hot air.
As shown in fig. 4, the heat dissipation grooves 36 are symmetrically arranged on the heat dissipation plate 3 in two groups, and each group is provided with a plurality of heat dissipation grooves side by side. Further, each group of the heat dissipation grooves 36 is in contact with and sealed with the heat dissipation cover plate 4 to form a plurality of side-by-side air channels. Further, two fans 7 are provided corresponding to two groups of air channels, and each group of air channels is communicated with one fan 7.
Specifically, as shown in fig. 2, the heat dissipation groove 36 is a straight groove with a bend; alternatively, the heat sink 36 may be a curved slot.
Specifically, as shown in fig. 4, the plurality of sets of the heat dissipation grooves 36 are formed by a plurality of ribs protruding from the fin main body 32 in parallel with each other.
Specifically, the heat dissipation groove 36 is a V-shaped groove having one bent portion. According to the utility model, the radiating grooves 36 are V-shaped grooves, so that the direction of air flow in the air duct is changed, the flow speed of air is further slowed down, the flowing time of the air in the air duct is prolonged, and the heat exchange effect is enhanced.
As shown in fig. 4, the heat dissipation fin 3 is further provided with heat dissipation teeth 35; the heat dissipation teeth 35 are disposed in the heat dissipation grooves 36.
Specifically, the heat dissipating teeth 35 are elongated in a shape parallel to the heat dissipating grooves 36. The heat dissipation teeth 35 extend from the middle part of the heat dissipation groove 36 to the air duct exhaust outlet 34; the heat dissipation teeth 35 are used for increasing the contact area with the air flowing through the air duct, so that the heat exchange efficiency is increased.
In one embodiment of the present utility model, as shown in fig. 5, the fan 7 includes: a fan inlet 71 and a fan outlet 72; the fan air inlet 71 is used for communicating with the outside air; the fan outlet 72 is used for communicating with the air duct inlet 33.
Specifically, one of the fan outlets 72 is connected to a plurality of the air duct inlets 33 of a group of air ducts, and is used for simultaneously blowing air to a plurality of the air ducts arranged side by side.
Specifically, the fan inlet 71 is disposed on a side of the fan 7 facing away from the heat sink 36. That is, the fan air inlet 71 and the fan air outlet 72 are symmetrically disposed at two sides of the fan 7, thereby forming convection, further promoting the external air to flow into the air duct for heat dissipation, and improving the heat dissipation efficiency.
In this embodiment, by arranging a plurality of rows of the air channels and the heat dissipation teeth 35, the contact area between the air in the air channels and the heat dissipation fins 3 during ventilation is increased, and then the heat exchange efficiency of the heat dissipation device is improved.
Example 2
A remote control, as shown in fig. 1 and 2, comprising: lower case assembly 1, image transmission module 2, circuit board 5, upper case assembly 9, and heat dissipating device of embodiment 1; the image transmission module 2 is a heating device of the remote controller; the surface of the radiating fin 3 is provided with a heat conduction position protruding block 31; the heat conducting bumps 31 are in direct contact with the image sensor module 2.
Specifically, as shown in fig. 3, the remote controller is sequentially provided with the following steps: a lower shell component 1, the image transmission module 2, the radiating fins 3, the radiating cover plate 4, the circuit main board 5, the fan 7 and the upper shell component 9.
Specifically, as shown in fig. 3, the image sensor module 2 is mounted on the heat conduction site protrusion 31 of the heat sink 3. The heat-conducting heating element of the heat-conducting module 2 transfers heat to the heat sink 3 by being attached to the heat-conducting stud bump 31.
Specifically, the heat dissipation cover plate 4 is attached to the upper end surfaces of the heat dissipation grooves 36 and the heat dissipation teeth 35, so as to form the air duct to limit the flow direction of the air.
Specifically, the circuit board 5 is attached to the heat dissipating cover plate 4, heat is transferred to the heat dissipating fins 3 through the heat dissipating cover plate 4, and heat is dissipated through the air duct.
Further, an air inlet 11 and an air outlet 12 are arranged on the lower shell assembly 1; the fan air inlet 71 is communicated with the air inlet 11; the air outlet 12 is communicated with the air duct outlet 34.
Further, the fan 7 further includes a signal and power line 73, and the signal and power line 73 is connected to the circuit board 5.
Further, the fan air inlet 71 is connected with the air inlet 11 in a sealing manner.
Specifically, the fan air inlet 71 and the air inlet 11 have the same shape and are in butt joint, and a sealing ring 6 made of rubber is arranged between the two as a sealing member. The sealing ring 6 is used for sealing between the fan air inlet 71 and the air inlet 11 on the lower shell assembly 1. As shown in fig. 3, two sealing rings 6 are respectively installed on the fan air inlets 71 of two fans 7, and the sealing rings 6 prevent the surrounding air from leaking out.
As shown in fig. 3, the heat sink 3 is symmetrically provided with two groups of heat sink grooves 36 and two fans 7. Specifically, the two fans 7 and the built-in battery 8 are respectively fixed on the upper shell assembly 9, and the built-in battery 8 is used for supplying power to the whole remote controller. A plurality of mutually parallel heat dissipation grooves 36 and the heat dissipation cover plate 4 can form a plurality of rows of air channels. The two groups of heat dissipation grooves 36 and the heat dissipation cover plate 4 can form two groups of air channels, and then the two fans 7 blow air, so that the rapid heat dissipation of the remote controller is realized.
Specifically, the fan outlet 72 of the fan 7 is abutted against the air duct inlet 33 of the heat sink 3.
Further, the lower shell component 1 and the upper shell component 9 are integrally assembled and buckled to form a remote control integral shell. After the assembly is completed, the fan air inlet 71 of the fan 7 is abutted against the air inlet 11 of the lower housing assembly 1, the fan air outlet 72 is communicated with the air duct air inlet 33, and the air duct air outlet 34 of the cooling fin 3 is abutted against the air outlet 12 of the lower housing assembly 1 to form an integral air circulation passage.
The implementation process comprises the following steps:
when the remote controller is used, the circuit main board 5 and the image transmission module 2 work, and when the temperature rises to the set temperature, the circuit main board 5 signals to control the fan 7 to rotate through the signal and power-on line 73; at this time, external air enters the fan air inlet 71 through the air inlet 11 of the lower case assembly 1, then enters the air duct formed by the cooling fin 3 and the cooling cover plate 4 through the fan air outlet 72, and air circulates in the air duct and exchanges heat through the cooling teeth 35 of the cooling fin 3; the hot air after heat exchange is discharged through the air duct exhaust port 34 and the air outlet 12 of the lower shell assembly 1; and the heat is brought out of the remote controller, so that the whole heat dissipation is realized. When the temperature is reduced to the set low temperature, the circuit main board 5 signals to control the fan 7 to stop working, so that the controllable heat dissipation of the remote controller is realized.
Compared with the prior art, the technical scheme provided by the embodiment has at least one of the following beneficial effects:
1. according to the remote controller disclosed by the utility model, the fan 7 blows air to the air duct formed between the radiating fins 3 and the radiating cover plate 4, and the air duct exchanges heat with the radiating fins 3, so that heat generated by a heating device in the remote controller is taken away, the remote controller is rapidly radiated, and the use safety and reliability of the remote controller are improved.
2. According to the remote controller disclosed by the utility model, the start and stop of the fan 7 are controlled through the circuit main board 5, so that the heat dissipation is realized when the temperature is high, the fan 7 is stopped when the temperature is low, the controllable heat dissipation is realized, and the electric quantity loss is effectively reduced.
3. According to the remote controller disclosed by the utility model, the heat dissipation efficiency is improved by adopting the two groups of air channels and the two fans 7 which are symmetrically arranged.
4. According to the remote controller, the image transmission module 2 and the circuit main board 5 are respectively arranged on the front side and the back side of the radiating fin 3, and heat exchange is carried out on the front side and the back side of the radiating fin 3 and two heating devices of the remote controller at the same time, so that the radiating fin 3 has high heat conduction efficiency on the front side and the back side.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (12)
1. A heat sink, comprising: a heat radiation fin (3), a heat radiation cover plate (4) and a fan (7);
one side of a radiating fin main body (32) of the radiating fin (3) is in contact with the heating device and can exchange heat, and a radiating groove (36) is formed in the other side of the radiating fin main body; the heat radiation cover plate (4) is arranged parallel to the heat radiation fin main body (32), and an air channel is formed between the heat radiation cover plate (4) and the heat radiation groove (36);
an air duct air inlet (33) of the air duct is communicated with a fan air outlet (72) of the fan (7); and an air duct exhaust outlet (34) of the air duct is used for exhausting air.
2. The heat sink according to claim 1, characterized in that the heat sink (36) is arranged symmetrically on the heat sink (3) in two groups, each group being arranged side by side with a plurality of heat sink (36).
3. The heat sink according to claim 1, characterized in that the heat sink (36) is a groove with a bend.
4. A heat sink according to claim 3, characterised in that the heat sink (36) is a V-shaped groove with one bend.
5. The heat sink according to any one of claims 1-4, characterized in that the plurality of sets of heat sink grooves (36) are formed by a plurality of mutually parallel ribs protruding from the fin body (32).
6. The heat sink according to claim 5, characterized in that the heat sink (3) is further provided with heat dissipating teeth (35); the heat dissipation teeth (35) are arranged in the heat dissipation grooves (36).
7. The heat sink according to claim 6, characterized in that the heat dissipating teeth (35) are elongated strips parallel to the heat dissipating grooves (36).
8. The heat dissipating device according to claim 7, wherein the heat dissipating teeth (35) extend from the middle of the heat dissipating groove (36) to the air duct outlet (34).
9. The heat sink according to claim 1, characterized in that the fan (7) further comprises a fan air inlet (71) for communicating outside air; the fan air inlet (71) is arranged at one side of the fan (7) facing away from the radiating groove (36).
10. A remote control, comprising: a lower housing assembly (1), a graphic transfer module (2), a circuit board (5), an upper housing assembly (9) and a heat dissipating device according to any one of claims 1-9; the surface of the radiating fin (3) is provided with a heat conduction position protruding block (31); the heat conducting position protruding block (31) is in direct contact with the heating device.
11. The remote control according to claim 10, characterized in that the lower housing assembly (1) is provided with an air inlet (11) and an air outlet (12); a fan air inlet (71) of the fan (7) is communicated with the air inlet (11); the air outlet (12) is communicated with or corresponds to the air duct air outlet (34).
12. Remote control according to claim 11, characterized in that the fan inlet (71) is connected with the inlet (11) in a sealed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321778315.XU CN220383446U (en) | 2023-07-07 | 2023-07-07 | Heat abstractor and remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321778315.XU CN220383446U (en) | 2023-07-07 | 2023-07-07 | Heat abstractor and remote controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383446U true CN220383446U (en) | 2024-01-23 |
Family
ID=89563399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321778315.XU Active CN220383446U (en) | 2023-07-07 | 2023-07-07 | Heat abstractor and remote controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383446U (en) |
-
2023
- 2023-07-07 CN CN202321778315.XU patent/CN220383446U/en active Active
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