CN215267967U - Brushless motor heat radiation structure - Google Patents
Brushless motor heat radiation structure Download PDFInfo
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- CN215267967U CN215267967U CN202121603932.7U CN202121603932U CN215267967U CN 215267967 U CN215267967 U CN 215267967U CN 202121603932 U CN202121603932 U CN 202121603932U CN 215267967 U CN215267967 U CN 215267967U
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- brushless motor
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Abstract
The utility model relates to a brushless motor heat dissipation field specifically is a brushless motor heat radiation structure, including heat abstractor, both sides rotate about heat abstractor's inside and are connected with and carry out the refrigerated heating panel that dispels the heat to the brushless motor lateral wall, are provided with on heat abstractor's the right side middle part inner wall and carry out radiating louvre to heat abstractor inside, and beneficial effect is: the utility model discloses an add the structure of heating panel, not only can outwards disperse brushless motor outer wall heat, still conveniently to brushless motor's installation, brushless motor inserts the opening between the heating panel left, offsets the elasticity of spring through brushless motor, makes brushless motor install between the heating panel of both sides to fix the motor through splint, prevent that the motor from taking place to rock when moving; through the structure of heat dissipation fan and louvre, outwards discharge the inside heat of heat abstractor, avoid the inside heat of heat abstractor to pile up, influence brushless motor's heat dissipation.
Description
Technical Field
The utility model relates to a brushless motor heat dissipation field specifically is a brushless motor heat radiation structure.
Background
The brushless dc motor has the characteristics of a dc brush motor and is also a device with frequency variation, so the brushless dc motor is also called dc frequency conversion, and is called BLDC in international name. The brushless dc motor has better operation efficiency, low-speed torque, rotation speed accuracy, etc. than the frequency converter of any control technology, so it is worth paying attention to the industry.
At present, the traditional brushless motor is smaller than a conventional motor in size, so the condition of poor heat dissipation capability can appear, the condition of motor overload can appear in the brushless motor without good heat dissipation capability after long-time use, and damage is caused to a coil winding and a rotor inside the motor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless motor heat radiation structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brushless motor heat radiation structure, including heat abstractor, both sides rotate about heat abstractor's inside and are connected with and carry out the refrigerated heating panel that dispels the heat to the brushless motor lateral wall, be provided with the inside louvre that dispels the heat of carrying out the heat dissipation to heat abstractor on heat abstractor's the right side middle part inner wall, the inboard mid-mounting of louvre has the heat dissipation fan of the inside heat of heat abstractor outside the louvre, heat abstractor's the inside left and right sides is provided with the splint of fixing brushless motor both sides centre gripping, the outside middle part of splint is provided with the screw rod of control splint horizontal migration, the outside below of splint is provided with carries out the gag lever post that the position was injectd to splint horizontal migration.
Preferably, the middle parts of the inner walls of the upper side and the lower side of the heat dissipation device are fixedly connected with the top of the rotating seat, and the lower part of the rotating seat is hinged with the rotating shaft in the middle part above the heat dissipation plate.
Preferably, the heat dissipation plate comprises a support plate, a spring and a gasket, and the inner side of the right end of the heat dissipation plate is fixedly connected with the outer wall of the support plate supporting the right end of the brushless motor.
Preferably, the middle part of the upper part of the left end of the heat dissipation plate is connected with a gasket, the upper part of the right side of the heat dissipation plate is fixedly connected with the bottom of the spring, and the top of the spring is fixedly connected with the inner wall of the heat dissipation device.
Preferably, the heat dissipation device is arranged in a tubular shape, an opening is formed in the middle of the end portion of the left side of the heat dissipation device, the right end of the heat dissipation device is closed, the inner wall of the middle of the right side of the heat dissipation device is fixedly connected with the outer wall of the heat dissipation hole, and the middle of the left side of the heat dissipation hole is fixedly connected with the right base of the heat dissipation fan.
Preferably, the inner walls of the middle parts of the left side and the right side of the heat dissipation device are provided with through holes, internal threads are arranged in the through holes, the screw rod horizontally penetrates through the through holes and is in threaded connection with the through holes, and the outer side end of the screw rod is fixedly connected with the middle part of the inner side of the rotating block.
Preferably, the end part of the inner side of the screw is rotatably connected with the middle part of the outer side of the clamping plate through a bearing, a rubber pad is arranged on the inner side of the clamping plate, and a limiting rod is arranged on the outer side of the middle part below the clamping plate.
Preferably, the limiting rod is a telescopic rod, the end part of the inner side of the limiting rod is fixedly connected with the lower part of the outer side of the clamping plate, and the end part of the outer side of the limiting rod is fixedly connected with the inner wall of the lower part of the heat dissipation device.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an add the structure of heating panel, not only can outwards disperse brushless motor outer wall heat, still conveniently to brushless motor's installation, brushless motor inserts the opening between the heating panel left, offsets the elasticity of spring through brushless motor, makes brushless motor install between the heating panel of both sides to fix the motor through splint, prevent that the motor from taking place to rock when moving; through the structure of heat dissipation fan and louvre, outwards discharge the inside heat of heat abstractor, avoid the inside heat of heat abstractor to pile up, influence brushless motor's heat dissipation.
Drawings
Fig. 1 is a schematic structural view of the brushless motor of the present invention after being placed;
FIG. 2 is a schematic structural view of the present invention without a brushless motor;
fig. 3 is a left side view of the structure of the present invention.
In the figure: the heat dissipation device comprises a heat dissipation device 1, a rotating seat 11, a heat dissipation plate 2, a supporting plate 21, a spring 22, a gasket 23, a heat dissipation hole 3, a heat dissipation fan 4, a clamping plate 5, a screw 6, a rotating block 61 and a limiting rod 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a brushless motor heat radiation structure comprises a heat radiation device 1, wherein the upper side and the lower side of the interior of the heat radiation device 1 are rotatably connected with heat radiation plates 2 for radiating and cooling the side walls of a brushless motor.
The middle parts of the inner walls of the upper side and the lower side of the heat dissipation device 1 are fixedly connected with the top of the rotating seat 11, and the lower part of the rotating seat 11 is hinged with the rotating shaft at the middle part above the heat dissipation plate 2.
The heat radiation plate 2 comprises a resisting plate 21, a spring 22 and a gasket 23, and the inner side of the right side end part of the heat radiation plate 2 is fixedly connected with the outer wall of the resisting plate 21 resisting the right side end part of the brushless motor.
The middle part of the upper part of the left end of the heat dissipation plate 2 is connected with a gasket 23, the upper part of the right side of the heat dissipation plate 2 is fixedly connected with the bottom of the spring 22, and the top of the spring 22 is fixedly connected with the inner wall of the heat dissipation device 1.
The inner wall of the middle part of the right side of the heat dissipation device 1 is provided with a heat dissipation hole 3 for dissipating heat inside the heat dissipation device 1, and the middle part of the inner side of the heat dissipation hole 3 is provided with a heat dissipation fan 4 for discharging the heat inside the heat dissipation device 1 to the outside of the heat dissipation hole 3.
The heat dissipation device 1 is arranged in a tubular shape, an opening is formed in the middle of the end portion of the left side of the heat dissipation device 1, the right end of the heat dissipation device 1 is closed, the inner wall of the middle of the right side of the heat dissipation device 1 is fixedly connected with the outer wall of the heat dissipation hole 3, and the middle of the left side of the heat dissipation hole 3 is fixedly connected with the right side base of the heat dissipation fan 4.
Clamping plates 5 for clamping and fixing the two sides of the brushless motor are arranged on the left side and the right side of the interior of the heat dissipation device 1, and screw rods 6 for controlling the horizontal movement of the clamping plates 5 are arranged in the middle of the outer sides of the clamping plates 5.
The inner walls of the middle parts of the left side and the right side of the heat dissipation device 1 are provided with through holes, internal threads are arranged in the through holes, the screw rods 6 horizontally penetrate through the through holes and are in threaded connection with the through holes, and the outer side ends of the screw rods 6 are fixedly connected with the middle parts of the inner sides of the rotating blocks 6.
The end part of the inner side of the screw rod 6 is rotatably connected with the middle part of the outer side of the clamping plate 5 through a bearing, a rubber pad is arranged on the inner side of the clamping plate 5, and a limiting rod 7 is arranged on the outer side of the middle part below the clamping plate 5.
A limiting rod 7 for limiting the horizontal movement of the clamping plate 5 is arranged below the outer side of the clamping plate 5.
The limiting rod 7 is a telescopic rod, the end part of the inner side of the limiting rod 7 is fixedly connected with the lower part of the outer side of the clamping plate 5, and the end part of the outer side of the limiting rod 7 is fixedly connected with the inner wall of the lower part of the heat dissipation device 1.
The working principle is as follows: when the brushless motor is not installed, the heat sink 2 is provided with a spring 22 at the outer side of the right end thereof, and the upper middle part of the heat sink 2 is rotatably connected with the rotating base 11.
The spring 22 pushes the right side of the heat sink 2 downward by its inward elastic force, and the heat sink 2 is held in an inclined state with its opening tilted leftward.
The brushless motor is put in from the left side of the heat sink 1, and the brushless motor is made to slide rightward along the left middle portion of the heat sink 1.
The right side end of the brushless motor contacts with the inner wall of the right side of the heat dissipation plate 2 after passing through the middle of the heat dissipation plate 2, and the right side of the heat dissipation plate 2 is stretched outwards, so that the right ends of the heat dissipation plate 2 on the upper side and the lower side are turned outwards until the right ends are horizontal.
When the outer wall of the left side of the abutting plate 21 contacted with the upper side and the lower side of the right end of the brushless motor stops, the heat dissipation plates 2 at the two sides wrap the upper side and the lower side of the brushless motor at the moment and are parallel to the upper side and the lower side of the brushless motor.
The rotating blocks 61 on the left and right sides are rotated to enable the rotating blocks 61 to drive the screw rods 6 to rotate, and the screw rods 6 are in threaded connection with the left and right sides of the heat dissipation device, so that the screw rods 6 gradually move towards the inside of the heat dissipation device 1 along with the rotation of the screw rods 6.
That is, the screw 6 pushes the clamp 5 to move inward, and the rotation of the screw 6 does not force the clamp 5 to rotate because a bearing is provided between the clamp 5 and the inner end of the screw 6.
Through the gag lever post 7 of the outside below splint 5 for splint 5 can only keep linear motion, has avoided splint 5 to follow screw 6 and has rotated.
After the brushless motor is installed, heat generated when the brushless motor is used is conducted to the heat dissipation device 1 through the heat dissipation plate 2, and the heat inside the heat dissipation device 1 is discharged outwards through the heat dissipation holes 3 by the heat dissipation fan 4, so that the heat dissipation function of the brushless motor is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a brushless motor heat radiation structure, includes heat abstractor (1), its characterized in that: the heat dissipation device is characterized in that the upper side and the lower side of the interior of the heat dissipation device (1) are rotatably connected with a heat dissipation plate (2) for dissipating heat of a side wall of a brushless motor, heat dissipation holes (3) for dissipating heat of the interior of the heat dissipation device (1) are formed in the inner wall of the middle of the right side of the heat dissipation device (1), heat dissipation fans (4) for discharging heat of the interior of the heat dissipation device (1) to the outside of the heat dissipation holes (3) are installed in the middle of the inner side of the heat dissipation device (3), clamping plates (5) for clamping and fixing the two sides of the brushless motor are arranged on the left side and the right side of the interior of the heat dissipation device (1), screw rods (6) for controlling horizontal movement of the clamping plates (5) are arranged in the middle of the outer side of the clamping plates (5), and limiting rods (7) for limiting the horizontal movement of the clamping plates (5) are arranged below the outer side of the clamping plates (5).
2. The heat dissipation structure of a brushless motor according to claim 1, wherein: the middle parts of the inner walls of the upper side and the lower side of the heat dissipation device (1) are fixedly connected with the top of the rotating seat (11), and the lower part of the rotating seat (11) is hinged with a rotating shaft in the middle part above the heat dissipation plate (2).
3. The heat dissipation structure of a brushless motor according to claim 2, wherein: the heat dissipation plate (2) comprises a supporting plate (21), a spring (22) and a gasket (23), and the inner side of the right side end of the heat dissipation plate (2) is fixedly connected with the outer wall of the supporting plate (21) which supports the right side end of the brushless motor.
4. The heat dissipation structure of a brushless motor according to claim 2, wherein: the middle part of the upper side of the left end of the heat dissipation plate (2) is connected with a gasket (23), the upper part of the right side of the heat dissipation plate (2) is fixedly connected with the bottom of a spring (22), and the top of the spring (22) is fixedly connected with the inner wall of the heat dissipation device (1).
5. The heat dissipation structure of a brushless motor according to claim 1, wherein: the heat dissipation device is characterized in that the heat dissipation device (1) is arranged in a tubular shape, an opening is formed in the middle of the end portion of the left side of the heat dissipation device (1), the right end of the heat dissipation device (1) is closed, the inner wall of the middle of the right side of the heat dissipation device (1) is fixedly connected with the outer wall of the heat dissipation hole (3), and the middle of the left side of the heat dissipation hole (3) is fixedly connected with the right side base of the heat dissipation fan (4).
6. The heat dissipation structure of a brushless motor according to claim 1, wherein: the inner walls of the middle parts of the left side and the right side of the heat dissipation device (1) are provided with through holes, internal threads are arranged in the through holes, the screw rods (6) horizontally penetrate through the through holes and are in threaded connection with the through holes, and the outer side ends of the screw rods (6) are fixedly connected with the middle parts of the inner sides of the rotating blocks (61).
7. The heat dissipation structure of a brushless motor according to claim 6, wherein: the inner side end of the screw rod (6) is rotatably connected with the middle part of the outer side of the clamping plate (5) through a bearing, a rubber pad is arranged on the inner side of the clamping plate (5), and a limiting rod (7) is arranged on the outer side of the middle part below the clamping plate (5).
8. The heat dissipation structure of a brushless motor according to claim 7, wherein: the limiting rod (7) is arranged to be a telescopic rod, the inner side end of the limiting rod (7) is fixedly connected with the outer side lower portion of the clamping plate (5), and the outer side end of the limiting rod (7) is fixedly connected with the inner wall of the lower portion of the heat dissipation device (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121603932.7U CN215267967U (en) | 2021-07-14 | 2021-07-14 | Brushless motor heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121603932.7U CN215267967U (en) | 2021-07-14 | 2021-07-14 | Brushless motor heat radiation structure |
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| Publication Number | Publication Date |
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| CN215267967U true CN215267967U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121603932.7U Active CN215267967U (en) | 2021-07-14 | 2021-07-14 | Brushless motor heat radiation structure |
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| CN (1) | CN215267967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116094234A (en) * | 2023-04-10 | 2023-05-09 | 常州永瀚电机有限公司 | Energy-saving direct-current brushless centrifugal fan for building ventilation |
-
2021
- 2021-07-14 CN CN202121603932.7U patent/CN215267967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116094234A (en) * | 2023-04-10 | 2023-05-09 | 常州永瀚电机有限公司 | Energy-saving direct-current brushless centrifugal fan for building ventilation |
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