CN216451212U - Direct current motor with good heat dissipation - Google Patents
Direct current motor with good heat dissipation Download PDFInfo
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- CN216451212U CN216451212U CN202121570617.9U CN202121570617U CN216451212U CN 216451212 U CN216451212 U CN 216451212U CN 202121570617 U CN202121570617 U CN 202121570617U CN 216451212 U CN216451212 U CN 216451212U
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- fan blade
- rotating shaft
- heat dissipation
- air inlet
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Abstract
The utility model particularly relates to a direct current motor with good heat dissipation, which comprises a motor shell, wherein the left side of the motor shell is provided with a motor front end cover, the left side surface of the front end cover of the motor is provided with a fan blade mounting rack, the interior of the fan blade mounting rack is respectively and symmetrically provided with a first fan blade rotating shaft and a second fan blade rotating shaft, when the utility model is used, the heat discharge in the direct current motor is accelerated and the heat radiation effect is increased through the annular heat radiation through hole arranged outside the motor shell, and through the dustproof otter board of annular that sets up in the annular heat dissipation through-hole, can prevent the entering of outside dust particulate matter, play certain guard action to DC motor, extension DC motor's life.
Description
Technical Field
The utility model belongs to the technical field of motors, and particularly relates to a direct current motor with good heat dissipation.
Background
The direct current motor is a rotating motor which can convert direct current electric energy into mechanical energy or convert mechanical energy into direct current electric energy, can realize the mutual conversion of the direct current electric energy and the mechanical energy, and is a direct current motor when the direct current motor is used as a motor to convert the electric energy into the mechanical energy; the existing direct current motor is widely applied to the fields of household appliances and the like because of quick response, larger starting torque and stable rotating speed and torque which can be kept at low speed, but because of large heat productivity, the direct current motor has poor heat dissipation effect when in use and influences the service life of the direct current motor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a direct current motor with good heat dissipation so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a direct current motor with good heat dissipation comprises a motor shell, wherein a motor front end cover is arranged on the left side of the motor shell, a motor rear end cover is arranged at the right side end of the motor shell, a motor assembly is arranged inside the motor shell, a motor rotating shaft penetrates through the middle of the motor assembly, a fixed shaft is arranged on the left side of the motor rear end cover, the right end of the motor rotating shaft sequentially penetrates through the fixed shaft and the motor rear end cover and extends to the outside of the motor rear end cover, the motor rotating shaft is positioned at the left end inside the motor shell and is provided with a driving gear, a fan blade mounting frame is arranged on the left side face of the motor front end cover, a first fan blade rotating shaft and a second fan blade rotating shaft are respectively and symmetrically arranged inside the fan blade mounting frame, heat dissipation fan blades are respectively arranged at one ends of the first fan blade rotating shaft and the second fan blade rotating shaft, and the other ends of the first fan blade rotating shaft and the second fan blade rotating shaft penetrate through the fan blade mounting frame and extend to the right side of the motor front end cover, the fan blade mounting structure is characterized in that one end of the extension part of each of the first fan blade rotating shaft and the second fan blade rotating shaft is provided with a first auxiliary gear and a second auxiliary gear respectively, an air inlet pipeline is uniformly arranged on the fan blade mounting frame and the front end cover of the motor in a penetrating mode, one end, located on the left side of the inside of the motor shell, of the air inlet pipeline is connected with a circular air inlet pipe, an air inlet connecting pipe is uniformly arranged on the right side face of the circular air inlet pipe, and a circular ventilation heating plate is arranged on the circumference of the inner side wall of the motor shell.
As the further optimization of the technical scheme, the surface of the motor rear end cover is uniformly provided with ventilation through holes, and the right side of the motor rear end cover is fixedly connected with the motor shell in a sealing manner through the fixing columns.
As a further optimization of the technical scheme, an annular heat dissipation through hole is formed in the periphery of the outer surface of the motor shell, and an annular dustproof screen plate is installed in the annular heat dissipation through hole.
As a further optimization of the technical scheme, the driving gear arranged at one end of the motor rotating shaft is in meshing rotation with the first auxiliary gear and the second auxiliary gear arranged at one ends of the first fan blade rotating shaft and the second fan blade rotating shaft.
As the further optimization of this technical scheme, the inside of circular ventilation heating panel is equipped with the air inlet chamber, the bottom surface in air inlet chamber evenly is equipped with the exhaust vent, and the exhaust vent with motor element's surface corresponds the setting.
As a further optimization of the technical scheme, one end of an air inlet connecting pipe arranged on the circular air inlet pipe is communicated with the left side face of the circular ventilation heat dissipation plate.
The utility model has the technical effects and advantages that: the direct current motor with good heat dissipation performance can quickly cool and dissipate heat of the circumferential surface of the motor component, and can dissipate the heat generated in the motor shell to the outside through the ventilation through holes arranged on the rear end cover of the motor, the motor shell comprises a motor shell body, a motor cover and a motor cover.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic external view of the present invention;
fig. 3 is a schematic side view of the circular air inlet pipe of the present invention.
In the figure: 1. a motor housing; 2. a motor rear end cover; 3. a motor front end cover; 4. a fan blade mounting rack; 5. a motor shaft; 6. a fixed shaft; 7. a motor assembly; 8. a first fan blade rotating shaft; 9. a second fan blade rotating shaft; 10. a heat dissipation fan blade; 11. an air inlet pipeline; 12. a first auxiliary gear; 13. a second auxiliary gear; 14. a circular air inlet pipe; 15. an air inlet connecting pipe; 16. a ventilation through hole; 17. a circular ventilation cooling plate; 18. an air inlet cavity; 19. an air outlet; 20. a drive gear; 21. and the annular heat dissipation through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a direct current motor that heat dissipation is good, including motor casing 1, motor casing 1's outside surface a week is equipped with annular heat dissipation through-hole 21, and install annular dustproof otter board in annular heat dissipation through-hole 21, motor casing 1's left side is provided with motor front end housing 3, motor rear end housing 2 is installed to motor casing 1's right side end, motor rear end housing 2's surface evenly is equipped with and is equipped with ventilation through hole 16, and motor rear end housing 2's right side is through the fixed column that is equipped with and motor casing 1's sealed fixed connection, motor casing 1's internally mounted has motor element 7, motor element 7's middle part is run through and is equipped with motor shaft 5, fixed axle 6 is installed in motor rear end housing 2's left side, motor shaft 5's right-hand member runs through fixed axle 6 and motor rear end housing 2 in proper order and extends to motor rear end housing 2's outside setting.
The fan blade mounting bracket 4 evenly runs through on the motor front end housing 3 and is equipped with the air-supply line 11, the inside left side one end that the air-supply line 11 is located motor casing 1 is connected with circular air-supply line 14, the right flank of circular air-supply line 14 evenly is equipped with air inlet connecting pipe 15, the one end of the air inlet connecting pipe 15 that sets up on the circular air-supply line 14 and the left surface intercommunication setting of circular ventilation heating panel 17, the inside wall circumference of motor casing 1 is equipped with circular ventilation heating panel 17, the inside of circular ventilation heating panel 17 is equipped with air inlet chamber 18, the bottom surface in air inlet chamber 18 evenly is equipped with exhaust vent 19, and exhaust vent 19 corresponds the setting with motor element 7's surface.
Specifically, when the motor is used, a large amount of heat is generated inside a direct current motor during working, meanwhile, the motor assembly 7 is driven to rotate by the rotation of the motor rotating shaft 5, and the driving gear 20 which is arranged is also driven to rotate, the first auxiliary gear 12 and the second auxiliary gear 13 are driven to rotate by the rotation of the driving gear 20, then the first fan blade rotating shaft 8 and the second fan blade rotating shaft 9 rotate along with each other, so that the first fan blade rotating shaft 8 and the second fan blade rotating shaft 9 drive the heat dissipation fan blades 10 to rotate at high speed to generate air flow, the generated air flow flows into the circular air inlet pipe 14 through the air inlet pipeline 11, then the air flow is conveyed into the air inlet cavity 18 which is arranged in the circular ventilation and heat dissipation plate 17 through the air inlet connecting pipe 15, finally, external air flow is output into the motor housing 1 through the air outlet 19 which is arranged, rapid cooling and heat dissipation can be performed on the circumferential surface of the motor assembly 7, and the generated inside the motor housing 1 can be performed through the ventilation and through the ventilation through hole 16 which is arranged on the motor rear end cover 2 The heat give off to the outside to reach the interior rapid cooling radiating effect of outside air current entering motor casing 1, simultaneously through the annular heat dissipation through-hole 21 of the outside setting of motor casing 1, accelerate thermal discharge in the DC motor, increase the radiating effect, and through the dustproof otter board of the annular that sets up in the annular heat dissipation through-hole 21, can prevent the entering of outside dust particulate matter, play certain guard action to the DC motor, extension DC motor's life.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a direct current motor that heat dissipation is good, includes motor casing (1), its characterized in that: the motor comprises a motor shell (1), a motor front end cover (3) is arranged on the left side of the motor shell (1), a motor rear end cover (2) is installed at the right side end of the motor shell (1), a motor assembly (7) is installed inside the motor shell (1), a motor rotating shaft (5) penetrates through the middle of the motor assembly (7), a fixed shaft (6) is installed on the left side of the motor rear end cover (2), the right end of the motor rotating shaft (5) penetrates through the fixed shaft (6) and the motor rear end cover (2) in sequence and extends to the outside of the motor rear end cover (2), a driving gear (20) is installed at the left end, located inside the motor shell (1), of the motor rotating shaft (5), a fan blade mounting frame (4) is installed on the left side face of the motor front end cover (3), and a first fan blade rotating shaft (8) and a second fan blade rotating shaft (9) are symmetrically arranged inside the fan blade mounting frame (4) respectively, one end of each of the first fan blade rotating shaft (8) and the second fan blade rotating shaft (9) is provided with a heat dissipation fan blade (10), the other ends of the first fan blade rotating shaft (8) and the second fan blade rotating shaft (9) penetrate through the fan blade mounting frame (4) and extend to the right side of the motor front end cover (3), one end of the extending part of the first fan blade rotating shaft (8) and the second fan blade rotating shaft (9) is respectively provided with a first auxiliary gear (12) and a second auxiliary gear (13), an air inlet pipeline (11) is uniformly arranged on the fan blade mounting rack (4) and the motor front end cover (3) in a penetrating way, one end of the air inlet pipeline (11) positioned at the left side inside the motor shell (1) is connected with a circular air inlet pipe (14), the right side surface of the circular air inlet pipe (14) is uniformly provided with an air inlet connecting pipe (15), the circumference of the inner side wall of the motor shell (1) is provided with a circular ventilation and heat dissipation plate (17).
2. The direct current motor with good heat dissipation of claim 1, wherein: the surface of motor rear end housing (2) evenly is equipped with ventilation through hole (16), and the sealed fixed connection of fixed column and motor casing (1) that just is equipped with is passed through on the right side of motor rear end housing (2).
3. The direct current motor with good heat dissipation of claim 1, characterized in that: annular heat dissipation through-hole (21) are equipped with in the outside surface a week of motor casing (1), and install annular dustproof otter board in annular heat dissipation through-hole (21).
4. The direct current motor with good heat dissipation of claim 1, wherein: the driving gear (20) arranged at one end of the motor rotating shaft (5) is meshed with the first fan blade rotating shaft (8) and the first auxiliary gear (12) and the second auxiliary gear (13) arranged at one end of the second fan blade rotating shaft (9) in a rotating mode.
5. The direct current motor with good heat dissipation of claim 1, characterized in that: the inside of circular ventilation heating panel (17) is equipped with air inlet chamber (18), the bottom surface in air inlet chamber (18) evenly is equipped with exhaust vent (19), and exhaust vent (19) with the surface correspondence setting of motor element (7).
6. The direct current motor with good heat dissipation of claim 1, wherein: one end of an air inlet connecting pipe (15) arranged on the circular air inlet pipe (14) is communicated with the left side surface of the circular ventilation heat dissipation plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121570617.9U CN216451212U (en) | 2021-07-12 | 2021-07-12 | Direct current motor with good heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121570617.9U CN216451212U (en) | 2021-07-12 | 2021-07-12 | Direct current motor with good heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451212U true CN216451212U (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121570617.9U Active CN216451212U (en) | 2021-07-12 | 2021-07-12 | Direct current motor with good heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051490A (en) * | 2022-08-15 | 2022-09-13 | 大庆市晟威机械制造有限公司 | Permanent magnet energy-saving motor for mechanical equipment |
-
2021
- 2021-07-12 CN CN202121570617.9U patent/CN216451212U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051490A (en) * | 2022-08-15 | 2022-09-13 | 大庆市晟威机械制造有限公司 | Permanent magnet energy-saving motor for mechanical equipment |
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