CN209824298U - Speed regulation module heat abstractor of high-efficient heat dissipation - Google Patents
Speed regulation module heat abstractor of high-efficient heat dissipation Download PDFInfo
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- CN209824298U CN209824298U CN201920298587.7U CN201920298587U CN209824298U CN 209824298 U CN209824298 U CN 209824298U CN 201920298587 U CN201920298587 U CN 201920298587U CN 209824298 U CN209824298 U CN 209824298U
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- plastic support
- radiator
- heat dissipation
- heat
- groove
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model relates to a high-efficient radiating speed governing module heat abstractor, including radiator and plastic support, its characterized in that: the radiator comprises a radiating block and radiating fins arranged at the bottom of the radiating block; the plastic support is a rectangular frame body, the upper end part of the heat dissipation block is connected to the plastic support through a fixing assembly, and the outer side wall of the radiator is attached to the inner side wall of the plastic support; the PCB board of the speed regulating module is arranged on the inner side wall of the plastic support; the upper surface of the heat dissipation block is arranged to be a plane; the middle part of the heat dissipation block is provided with a cavity, the inner wall of the cavity, which is close to the PCB, is provided with a concave cavity, a motor is placed in the concave cavity, the output end of the motor is connected with fan blades, and the fan blades are contained in the cavity; when the motor drives the fan blades to rotate, air flows to the bottom of the radiator from the top end of the radiator; the problem that the heat dissipation effect of the traditional radiator is not good enough is solved, and the radiator has the advantage of rapid heat dissipation.
Description
Technical Field
The utility model belongs to the technical field of the technique of vehicle air conditioner speed governing and specifically relates to a high-efficient radiating speed governing module heat abstractor is related to.
Background
The automobile air conditioner is a device for refrigerating, heating, ventilating and purifying air in a carriage, can provide a comfortable riding environment for passengers, reduces the fatigue strength of a driver and improves the driving safety, so that the automobile air conditioner becomes an indispensable important accessory of an automobile, and a speed regulation module of an automobile air conditioner blower is used for controlling the rotating speed and the air volume of the automobile air conditioner blower, providing different wind speeds required by passengers and improving the comfort of the whole automobile.
Chinese patent CN201986328U discloses a heat dissipation device for an automotive air conditioning speed regulation module, which comprises: an aluminum alloy radiator disposed adjacent to the speed regulation module; and the heat dissipation copper block is arranged between the speed regulation module and the aluminum alloy radiator, and the speed regulation module is contacted with the surface of the heat dissipation copper block and is connected in a welding mode. In order to ensure the close fit of the speed regulating module and the heat dissipation copper block, a reflow welding machine is adopted for welding the metal surface of the speed regulating module and the heat dissipation copper block.
The heat dissipation copper billet has been increased among the above-mentioned prior art scheme, the surface that makes speed governing module and heat dissipation copper billet contacts, heat dissipation copper billet another side contacts with aluminum alloy radiator surface, the hot transfer speed between speed governing module and the radiator has been improved, and then the radiating effect of speed governing module has been improved, however, the inside at the car is installed to the speed governing module, make the speed governing module be in a relatively confined environment, the air on aluminum alloy radiator periphery is not circulated, when accumulating certain heat on the radiator, the radiating rate of radiator receives slowly, so just caused the radiating effect of radiator still to remain to improve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient radiating speed governing module heat abstractor has solved the not good enough problem of traditional radiator radiating effect, and the radiating effect is better.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a high-efficient radiating speed governing module heat abstractor, includes radiator and plastic support, its characterized in that: the radiator comprises a radiating block and radiating fins arranged at the bottom of the radiating block; the plastic support is a rectangular frame body, the upper end part of the heat dissipation block is connected to the plastic support through a fixing assembly, and the outer side wall of the radiator is attached to the inner side wall of the plastic support; the PCB board of the speed regulating module is arranged on the inner side wall of the plastic support; the upper surface of the heat dissipation block is arranged to be a plane; the middle part of the heat dissipation block is provided with a cavity, the inner wall of the cavity, which is close to the PCB, is provided with a concave cavity, the concave cavity is provided with a motor, the output end of the motor is connected with a fan blade, and the fan blade is accommodated in the cavity; when the motor drives the fan blades to rotate, air flows to the bottom of the radiator from the top end of the radiator.
By adopting the technical scheme, the motor drives the fan blades to rotate and enables air to flow to the bottom of the radiator from the top end of the radiator, so that the air flow around the radiator is accelerated, the radiating speed of the radiator is accelerated, and a better radiating effect is achieved.
Furthermore, an air inlet hole is formed in the inner wall, close to the PCB, of the cavity, an air outlet hole is formed in the end portion, close to the radiating fins, of the radiating block, and the air outlet hole is communicated with the cavity.
Adopt above-mentioned technical scheme, make the air from the fresh air inlet flow direction exhaust vent for the circulation of air further accelerates the radiating rate.
Furthermore, the radiating fins are provided with a plurality of radiating fins, and the surface of each radiating fin, which is opposite to the other adjacent radiating fin, is set to be wavy.
By adopting the technical scheme, the surface area of the radiating fins is increased, so that the radiating area of heat is increased, and the radiating speed is further increased.
Furthermore, the radiator also comprises two heat-conducting silica gel sheets arranged on the upper surface of the radiating block, and two end surfaces of the PCB in the length direction are respectively attached to one surface of the heat-conducting silica gel sheet facing each other; one side of the heat-conducting silica gel sheet far away from the PCB is attached to the inner wall of the plastic support, and the heat-conducting silica gel sheet is fixed to the plastic support through the fixing assembly.
By adopting the technical scheme, the heat generated by the PCB can be dissipated from the heat-conducting silica gel sheet, so that the heat dissipation speed is further increased, and a better heat dissipation effect is achieved.
Furthermore, every the top of heat conduction silica gel piece all rotates and is provided with the red copper sheet, the red copper sheet is rotatable to the upper surface laminating with the plastic support, fixed subassembly sets up in the one side of red copper sheet towards the plastic support, the draw-in groove has been seted up to the plastic support upper surface, fixed subassembly joint in the draw-in groove to make the red copper sheet install in the plastic support.
By adopting the technical scheme, the red copper sheet has better heat-conducting property, so that heat generated by the PCB is conducted to the red copper sheet from the heat-conducting silica gel sheet, the heat-radiating speed is further accelerated, and a better heat-radiating effect is achieved.
Furthermore, a groove is formed in one surface, facing the plastic support, of the red copper sheet, a placing groove is formed in the inner wall, close to the heat conducting silica gel sheet, of the groove, and a spring is arranged in the placing groove; the fixing component comprises a clamping hook movably arranged in the groove, and one surface of the clamping hook facing the plastic support is provided with an inclined surface; the clamping groove is matched with the clamping hook; when the clamping hook moves towards the inside of the clamping groove, the clamping groove wall acts on the clamping hook to enable the clamping hook to compress the spring and enable the clamping hook to move towards the inside of the clamping groove, and after the clamping hook is clamped into the clamping groove, the spring is matched with the clamping groove to clamp the clamping hook.
By adopting the technical scheme, the clamping hooks are clamped into the clamping grooves, so that the red copper sheets are fixed on the plastic support, the radiator is further fixed on the plastic support, and when the radiator is fixed on the plastic support, the heat generated by the PCB can be dissipated from the two sides of the radiator.
Furthermore, the plastic support is provided with a through hole, and the through hole is communicated with the clamping groove; the push piece is arranged in the through hole, one end, far away from the clamping groove, of the push piece is exposed out of the through hole, the middle of one face, facing the plastic support, of the clamping hook is sunken, and after the part, extending out of the groove, of the clamping hook extends into the clamping groove, the spring restores to push one end, provided with the inclined face, of the clamping hook to move towards the inside of the through.
By adopting the technical scheme, when the red copper sheet needs to be detached, the pushing piece is pushed to push the end, provided with the inclined plane, of the clamping hook to move towards the inside of the clamping groove, the compression spring is used for pulling the red copper sheet towards the end far away from the clamping groove after the end, provided with the inclined plane, of the clamping hook completely enters the clamping groove, the clamping hook completely extracts the clamping groove, and the red copper sheet can be cleaned or replaced. The operation is simple, and the red copper sheet is convenient to disassemble and assemble.
Further, wear to be equipped with the aluminum alloy piece on the plastics support, the aluminum alloy piece is used for installing the PCB board of speed governing module.
By adopting the technical scheme, the aluminum alloy sheet is fixedly arranged on the plastic support, so that the PCB is convenient to install.
To sum up, the utility model discloses a beneficial technological effect does:
1. the motor drives the fan blades to rotate and enables air to flow to the top end of the radiator to the bottom of the radiator, so that the air flow around the radiator is accelerated, the radiating speed of the radiator is accelerated, and a better radiating effect is achieved;
2. the heat generated by the PCB can be dissipated from the heat-conducting silica gel sheet, so that the heat dissipation speed is further increased, and a better heat dissipation effect is achieved.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a partial cross-sectional view of an embodiment of the invention;
FIG. 4 is an enlarged schematic view at B in FIG. 3;
fig. 5 is a schematic structural diagram of another view angle according to an embodiment of the present invention.
In the figure, 1, a heat sink; 11. a heat dissipating block; 111. an air inlet hole; 112. an air outlet; 113. a cavity; 114. a concave cavity; 12. heat dissipation fins; 13. a heat-conducting silica gel sheet; 14. a red copper sheet; 141. a groove; 142. a placement groove; 143. a spring; 144. a hook; 2. a plastic support; 21. a card slot; 22. a through hole; 23. mounting block holes; 24. a pusher member; 3. a motor; 4. a fan blade; 5. aluminum alloy sheet; 6. and (7) a PCB board.
Detailed Description
The present invention will be described in further detail with reference to fig. 1 to 5.
A speed regulation module heat dissipation device with high-efficiency heat dissipation comprises a heat radiator 1 and a plastic support 2, wherein the heat radiator 1 comprises a heat dissipation block 11 and heat dissipation fins 12 arranged at the bottom of the heat dissipation block 11; the plastic support 2 is a rectangular frame body, the upper end part of the heat dissipation block 11 is connected to the plastic support 2 through a fixing component, and the outer side wall of the radiator 1 is attached to the inner side wall of the plastic support 2; the PCB 6 of the speed regulation module is arranged on the inner side wall of the plastic support 2 (see FIG. 5, for clarity of description of the heat dissipation device, the PCB is partially omitted), a plurality of heat dissipation fins 12 are arranged, and the surface of each heat dissipation fin 12 opposite to the other adjacent heat dissipation fin 12 is wave-shaped, so that the surface area of each heat dissipation fin 12 is increased, the heat dissipation area is further increased, and the heat dissipation speed is further increased.
Referring to fig. 2, the upper surface of the heat dissipation block 11 is a plane, a cavity 113 is formed in the middle of the heat dissipation block 11, an air inlet 111 is formed in the inner wall of the cavity 113 close to the PCB 6, an air outlet 112 is formed in the end portion of the heat dissipation block 11 close to the heat dissipation fins 12, the air outlet 112 is communicated with the cavity 113, a cavity 114 is formed in the inner wall of the cavity 113 close to the PCB 6, a motor 3 is installed in the cavity 114, the output end of the motor 3 is connected with a fan blade 4, and the fan blade 4 is accommodated in; the air flows from the air inlet holes 111 to the air outlet holes 112, so that the circulation of the air is accelerated, and the heat dissipation speed is further accelerated; when the motor 3 drives the fan blades 4 to rotate, air flows from the top end of the radiator 1 to the bottom of the radiator 1.
As shown in fig. 3 and 4, two heat-conducting silicone pieces 13 are arranged on the upper surface of the heat dissipation block 11, and two end surfaces of the PCB 6 in the length direction are respectively attached to one surface of the heat-conducting silicone pieces 13 facing each other; the top of each heat-conducting silica gel sheet 13 is rotatably provided with a red copper sheet 14, and the red copper sheets 14 can be rotated to be attached to the upper surface of the plastic support 2; one side that PCB 6 was kept away from to heat conduction silica gel piece 13 is laminated with the inner wall of plastic support 2, and heat conduction silica gel piece 13 is fixed in plastic support 2 through fixed subassembly, makes the heat that PCB 6 produced can also scatter and disappear from heat conduction silica gel piece 13, further accelerates the radiating rate, reaches better radiating effect.
The fixing component is arranged on one surface, facing the plastic support 2, of the red copper sheet 14, the clamping groove 21 is formed in the upper surface of the plastic support 2, and the fixing component is clamped in the clamping groove 21, so that the red copper sheet 14 is installed on the plastic support 2, the red copper sheet 14 has good heat conduction performance, heat generated by the PCB 6 is conducted to the red copper sheet 14 from the heat conduction silicon rubber sheet 13, the heat dissipation speed is further accelerated, and a better heat dissipation effect is achieved.
A groove 141 is formed in one surface of the red copper sheet 14 facing the plastic support 2, a placing groove 142 is formed in the inner wall of the groove 141 close to the heat-conducting silica gel sheet 13, and a spring 143 is fixed in the placing groove 142; the fixing component comprises a hook 144 movably arranged in the groove 141, and one surface of the hook 144 facing the plastic support 2 is provided with an inclined surface; the clamping groove 21 is matched with the clamping hook 144; when the hook 144 moves into the slot 21, the wall of the slot 21 acts on the hook 144, so that the hook 144 compresses the spring 143, so that the hook 144 moves into the slot 21, after the hook 144 is clamped into the slot 21, the spring 143 cooperates with the slot 21 to clamp the hook 144, and the hook 144 is clamped into the slot 21, so that the red copper sheet 14 is fixed on the plastic support 2, and further the heat sink 1 is fixed on the plastic support 2, and when the heat sink 1 is fixed on the plastic support 2, the heat generated by the PCB 6 can be also dissipated from both sides of the heat sink 1.
In this embodiment 1, the plastic support 2 is provided with a through hole 22, and the through hole 22 is communicated with the clamping groove 21; the pushing part 24 is arranged in the through hole 22, one end of the pushing part 24, which is far away from the clamping groove 21, is exposed out of the through hole 22, the clamping hook 144 is sunken towards the middle of one surface of the plastic support 2, and after the part of the clamping hook 144, which extends out of the groove 141, extends into the clamping groove 21, the spring 143 resumes to push one end of the clamping hook 144, which is provided with the inclined surface, to move towards the inside. When the copper sheets 14 need to be detached, the pushing piece 24 pushes one end of the clamping hook 144, which is provided with the inclined surface, to move into the clamping groove 21, the spring 143 is compressed, after one end of the clamping hook 144, which is provided with the inclined surface, completely enters the clamping groove 21, the copper sheets 14 are pulled to one end far away from the clamping groove 21, the clamping hook 144 completely pulls out of the clamping groove 21, and the copper sheets 14 can be cleaned or replaced. The operation is simple, and the red copper sheets 14 are convenient to disassemble and assemble.
As shown in fig. 5, three aluminum alloy sheets 5 penetrate through the plastic support 2, and the aluminum alloy sheets 5 are used for mounting the PCB 6 of the speed regulating module, so that the aluminum alloy sheets 5 are fixedly mounted on the plastic support 2, and the PCB 6 is convenient to mount.
Two mounting block holes 23 are formed in two end faces of the plastic support 2 in the length direction, so that the plastic support 2 can be conveniently mounted on a basic fixture.
The principle implemented by the embodiment is as follows: the motor 3 drives the fan blades 4 to rotate and enables air to flow to the bottom of the radiator 1 towards the top end of the radiator 1, so that the air flow around the radiator 1 is accelerated, the radiating speed of the radiator 1 is accelerated, and a better radiating effect is achieved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a radiating speed governing module heat abstractor of high efficiency, includes radiator (1) and plastic support (2), its characterized in that: the radiator (1) comprises a radiating block (11) and radiating fins (12) arranged at the bottom of the radiating block (11); the plastic support (2) is a rectangular frame body, the upper end part of the radiating block (11) is connected to the plastic support (2) through a fixing component, and the outer side wall of the radiator (1) is attached to the inner side wall of the plastic support (2); a PCB (6) of the speed regulating module is arranged on the inner side wall of the plastic support (2); the upper surface of the heat dissipation block (11) is arranged to be a plane; a cavity (113) is formed in the middle of the heat dissipation block (11), a concave cavity (114) is formed in the inner wall, close to the PCB (6), of the cavity (113), a motor (3) is installed in the concave cavity (114), the output end of the motor (3) is connected with fan blades (4), and the fan blades (4) are accommodated in the cavity (113); when the motor (3) drives the fan blades (4) to rotate, air flows to the bottom of the radiator (1) from the top of the radiator (1).
2. The efficient heat dissipating speed regulation module heat sink of claim 1, wherein: the inner wall of cavity (113) near PCB board (6) has seted up fresh air inlet (111), exhaust vent (112) have been seted up to the tip that radiating block (11) is close to heat dissipation wing (12), exhaust vent (112) communicate in cavity (113).
3. The efficient heat dissipating speed regulation module heat sink of claim 1, wherein: the heat dissipation fins (12) are arranged in a plurality, and the surface of each heat dissipation fin (12) opposite to the other adjacent heat dissipation fin (12) is wave-shaped.
4. The efficient heat dissipating speed regulation module heat sink of claim 1, wherein: the radiator (1) further comprises two heat-conducting silica gel sheets (13) arranged on the upper surface of the radiating block (11), and two end surfaces of the PCB (6) in the length direction are respectively attached to one surfaces, facing each other, of the heat-conducting silica gel sheets (13); one side of the heat-conducting silica gel sheet (13) far away from the PCB (6) is attached to the inner wall of the plastic support (2), and the heat-conducting silica gel sheet (13) is fixed on the plastic support (2) through a fixing assembly.
5. The efficient heat dissipating speed regulation module heat sink of claim 4, wherein: every the top of heat conduction silica gel piece (13) all rotates and is provided with red copper sheet (14), red copper sheet (14) are rotatable to the upper surface laminating with plastic support (2), fixed subassembly sets up in the one side of red copper sheet (14) towards plastic support (2), draw-in groove (21) have been seted up to plastic support (2) upper surface, fixed subassembly joint in draw-in groove (21) to make red copper sheet (14) install in plastic support (2).
6. The efficient heat dissipating speed regulation module heat sink of claim 5, wherein: a groove (141) is formed in one surface, facing the plastic support (2), of the red copper sheet (14), a placing groove (142) is formed in the inner wall, close to the heat-conducting silica gel sheet (13), of the groove (141), and a spring (143) is arranged in the placing groove (142); the fixing component comprises a clamping hook (144) movably arranged in the groove (141), and one surface of the clamping hook (144) facing the plastic support (2) is provided with an inclined surface; the clamping groove (21) is matched with the clamping hook (144); when the clamping hook (144) moves towards the inside of the clamping groove (21), the wall of the clamping groove (21) acts on the clamping hook (144), so that the clamping hook (144) compresses the spring (143), the clamping hook (144) moves towards the inside of the clamping groove (21), and after the clamping hook (144) is clamped into the clamping groove (21), the spring (143) is matched with the clamping groove (21) to clamp the clamping hook (144).
7. The efficient heat dissipating speed regulation module heat sink of claim 6, wherein: the plastic support (2) is provided with a through hole (22), and the through hole (22) is communicated with the clamping groove (21); the push part (24) is arranged in the through hole (22), one end, far away from the clamping groove (21), of the push part (24) is exposed out of the through hole (22), the clamping hook (144) is sunken towards the middle of one face of the plastic support (2), and after the part, extending out of the groove (141), of the clamping hook (144) extends into the clamping groove (21), the spring (143) restores to push one end, provided with the inclined face, of the clamping hook (144) to move towards the inside of the through hole (22).
8. The efficient heat dissipating speed regulation module heat sink of claim 1, wherein: wear to be equipped with aluminium alloy sheet (5) on plastics support (2), aluminium alloy sheet (5) are used for installing PCB board (6) of speed governing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298587.7U CN209824298U (en) | 2019-03-08 | 2019-03-08 | Speed regulation module heat abstractor of high-efficient heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298587.7U CN209824298U (en) | 2019-03-08 | 2019-03-08 | Speed regulation module heat abstractor of high-efficient heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209824298U true CN209824298U (en) | 2019-12-20 |
Family
ID=68874855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920298587.7U Expired - Fee Related CN209824298U (en) | 2019-03-08 | 2019-03-08 | Speed regulation module heat abstractor of high-efficient heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209824298U (en) |
-
2019
- 2019-03-08 CN CN201920298587.7U patent/CN209824298U/en not_active Expired - Fee Related
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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: 20191220 Termination date: 20210308 |