CN215528774U - Energy-saving device for three-phase asynchronous motor - Google Patents
Energy-saving device for three-phase asynchronous motor Download PDFInfo
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- CN215528774U CN215528774U CN202122008616.1U CN202122008616U CN215528774U CN 215528774 U CN215528774 U CN 215528774U CN 202122008616 U CN202122008616 U CN 202122008616U CN 215528774 U CN215528774 U CN 215528774U
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Abstract
The application discloses three-phase asynchronous motor economizer, which comprises a housin, the cooling body of setting in the casing is inside, the casing is used for placing three-phase asynchronous motor, cooling body is including setting up the radiator in the casing is inside, the heat absorption shell of setting in three-phase asynchronous motor both sides, the outlet pipe of intercommunication radiator water outlet end and heat absorption shell water inlet end, the inlet tube of intercommunication heat absorption shell water outlet end and radiator water inlet end, the water pump of setting in the middle of the outlet pipe, radiator and the inside cooling water that is full of heat absorption shell, one side that the heat absorption shell is close to three-phase asynchronous motor communicates with three-phase asynchronous motor shell. This application has and controls motor operating temperature, reduces the effect of motor energy consumption.
Description
Technical Field
The application relates to the field of three-phase asynchronous motors, in particular to an energy-saving device of a three-phase asynchronous motor.
Background
A three-phase ac asynchronous motor is an electric drive device that converts electrical energy into mechanical energy. It is mainly composed of stator, rotor and air gap between them. And after the stator winding is led to a three-phase alternating current power supply, a rotating magnetic field is generated and the rotor is cut to obtain torque.
In the production process, the motor is mostly in a state of long-time and high-frequency work, so that the motor can generate a large amount of heat, and after the temperature of the motor is increased, the resistance of a winding of the stator or the rotor is increased.
In the process of implementing the application, the inventor finds that the internal resistance of the motor is increased due to the temperature rise of the motor, and the demagnetization and the aging of the magnet can be caused in serious conditions, so that the running loss of the motor is increased.
SUMMERY OF THE UTILITY MODEL
In order to control motor operating temperature, reduce the energy consumption of motor, this application provides a three-phase asynchronous machine economizer.
The application provides a three-phase asynchronous machine economizer adopts following technical scheme:
the utility model provides a three-phase asynchronous machine economizer, includes the casing, sets up at the inside cooling body of casing, the casing is used for placing three-phase asynchronous machine, cooling body is including setting up inside radiator of casing, setting are in the outlet pipe of end is intake with the heat absorption shell of three-phase asynchronous machine both sides, intercommunication radiator play water end, the inlet tube of end is intake with the radiator to intercommunication heat absorption shell play water end, set up the water pump in the middle of the outlet pipe, the radiator with the inside cooling water that is full of heat absorption shell, the heat absorption shell is close to one side of three-phase asynchronous machine with three-phase asynchronous machine shell intercommunication.
Through adopting above-mentioned technical scheme, when the water pump during operation, with inside cooling water pump after the heat dissipation of radiator pump to the heat absorption shell inside, then the inside cooling water of heat absorption shell and three-phase asynchronous machine shell direct contact absorb three-phase asynchronous machine's heat to inside flowing back to the radiator through the inlet tube, realize the circulation of cooling water, continuously cool off three-phase asynchronous machine, reduce the too high possibility of three-phase asynchronous machine temperature, finally reach the effect that reduces three-phase asynchronous machine energy consumption.
Optionally, a ventilation groove is formed in one side, close to the radiator, of the shell, the radiator comprises a frame arranged in the ventilation groove, a heat dissipation coil fixedly arranged in the frame, and a plurality of first cooling fins arranged on the heat dissipation coil, and the first cooling fins are partially located outside the shell.
Through adopting above-mentioned technical scheme, set up the radiator inside the air channel, can promote the radiating effect of radiator, set up the area of contact of first fin increase heat dissipation coil pipe and air, promote the radiating effect, in addition, first fin part is located the casing outside, makes things convenient for first fin and the outside air contact of casing, promotes the radiating effect of first fin.
Optionally, a plurality of cooling fans are arranged on the side wall of the casing far away from the heat sink along the horizontal direction.
Through adopting above-mentioned technical scheme, when cooling fan during operation, make outside air circulate in the casing inside for the peripheral air flow rate of first fin further promotes the radiating effect of first fin.
Optionally, a temperature sensor is arranged on the heat absorption shell, a controller is fixedly arranged inside the shell, the temperature sensor is electrically connected with the controller, and the cooling fan is electrically connected with the controller.
Through adopting above-mentioned technical scheme, utilize temperature sensor to detect the inside cooling water temperature of heat absorption casing, then whether the controller receives the temperature signal back control cooling fan of cooling water and works, can promote the radiating effect to three-phase asynchronous machine according to the rotational speed of the temperature control cooling fan of cooling water simultaneously.
Optionally, one side of the heat absorption shell, which is far away from the three-phase asynchronous motor, is provided with a plurality of second cooling fins, and the second cooling fins are horizontally arranged.
Through adopting above-mentioned technical scheme, utilize the second fin increase to absorb the area of contact of heat shell and air, make things convenient for the heat absorption shell to dispel the heat to with second fin level setting, when radiator fan during operation, the air can circulate between adjacent two second fins, promotes the radiating effect of second fin.
Optionally, each of the second heat dissipation fins is arranged in an S shape.
Through adopting above-mentioned technical scheme, be the S-shaped setting with the second fin, further increase the area of contact of second fin and air, prolong the circulation time of air between two adjacent second fins simultaneously, promote the radiating effect.
Optionally, the top of the shell is detachably connected with a cover plate.
Through adopting above-mentioned technical scheme, the apron seals the casing, plays the effect of protecting cooling body, and the apron can be dismantled to set up the convenience and dismantle the apron.
Optionally, the cover plate is provided with a plurality of heat dissipation grooves.
Through adopting above-mentioned technical scheme, set up the inside steam's of a plurality of radiating grooves convenience casing effluvium, play supplementary radiating effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the cooling mechanism, when the water pump works, cooling water after heat dissipation in the radiator is pumped into the heat absorption shell, then the cooling water in the heat absorption shell is directly contacted with the shell of the three-phase asynchronous motor to absorb the heat of the three-phase asynchronous motor and flows back to the inside of the radiator through the water inlet pipe, so that the circulation of the cooling water is realized, the heat dissipation of the three-phase asynchronous motor is continuously carried out, the possibility of overhigh temperature of the three-phase asynchronous motor is reduced, and the effect of reducing the energy consumption of the three-phase asynchronous motor is finally achieved;
2. the temperature sensor and the controller are arranged, the temperature sensor is used for detecting the temperature of cooling water in the heat absorption shell, the controller receives a water temperature signal of the cooling water and then controls whether the cooling fan works or not, meanwhile, the rotating speed of the cooling fan can be controlled according to the temperature of the cooling water, and the heat dissipation effect on the three-phase asynchronous motor is improved;
3. through the second fin, utilize the second fin increase to absorb the area of contact of heat shell and air, make things convenient for the heat shell that absorbs to dispel the heat to with second fin level setting, when radiator fan during operation, the air can circulate between two adjacent second fins, promote the radiating effect of second fin.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic diagram showing an internal structure of the housing in the embodiment of the present application.
Fig. 3 is a schematic view of a heat sink structure according to an embodiment of the present application.
Description of reference numerals:
01. a three-phase asynchronous motor; 1. a housing; 11. a ventilation slot; 12. a cooling fan; 13. a controller; 2. a cooling mechanism; 21. a heat sink; 211. a frame; 212. a heat-dissipating coil pipe; 213. a first heat sink; 22. a heat absorbing shell; 221. a temperature sensor; 222. a second heat sink; 23. a water outlet pipe; 24. a water inlet pipe; 25. a water pump; 3. a cover plate; 31. a heat dissipation groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a three-phase asynchronous motor energy-saving device. Referring to fig. 1 and 2, an energy-saving device for a three-phase asynchronous motor comprises a shell 1 and a cooling mechanism 2, wherein the three-phase asynchronous motor 01 is placed inside the shell 1, the cooling mechanism 2 is used for cooling the three-phase asynchronous motor 01, a cover plate 3 is arranged at the top of the shell 1, the cover plate 3 is detachably connected with the shell 1 through screws, and a plurality of heat dissipation grooves 31 are formed in the cover plate 3.
Referring to fig. 2 and 3, the cooling mechanism 2 includes a radiator 21, a heat absorbing shell 22, a water outlet pipe 23, a water inlet pipe 24 and a water pump 25, the radiator 21 is disposed at one end of the three-phase asynchronous motor 01, a ventilation groove 11 is formed in a side wall of the casing 1 close to the radiator 21, the ventilation groove 11 is a through groove, the radiator 21 is located inside the ventilation groove 11, the radiator 21 includes a frame 211, a heat dissipation coil 212 and a first heat dissipation fin 213, the frame 211 is fixedly connected with the side wall of the ventilation groove 11, the heat dissipation coil 212 is disposed inside the frame 211, the heat dissipation coil 212 is filled with cooling water, the first heat dissipation fin 213 is fixedly disposed outside the heat dissipation coil 212, the first heat dissipation fin 213 is fixedly connected with the frame 211, and the first heat dissipation fin 213 is disposed in a plurality in a horizontal direction.
Referring to fig. 2 and 3, the heat absorbing housing 22 is fixedly disposed at each of two sides of the three-phase asynchronous motor 01 in the length direction, the heat absorbing housing 22 is filled with cooling water, and one side of the heat absorbing housing 22 close to the three-phase asynchronous motor 01 is communicated with the housing of the three-phase asynchronous motor 01. In order to facilitate heat dissipation of the heat absorbing shell 22, a second heat dissipating fin 222 is fixedly arranged on one side of the heat absorbing shell 22 away from the three-phase asynchronous motor 01, the second heat dissipating fin 222 is arranged in an S shape in the horizontal direction, and a plurality of second heat dissipating fins 222 are arranged in parallel in the vertical direction.
Referring to fig. 2 and 3, one end of the water outlet pipe 23 is communicated with the water outlet end of the radiator 21, the other end of the water outlet pipe is communicated with the water inlet end of the heat absorbing shell 22, two water outlet pipes 23 are provided, a water pump 25 is arranged in the middle of each water outlet pipe 23, and the water pump 25 is fixedly connected with the frame 211. One end of the water inlet pipe 24 is communicated with the water outlet end of the heat absorption shell 22, the other end of the water inlet pipe is communicated with the water inlet end of the radiator 21, and two water inlet pipes 24 are arranged.
Referring to fig. 2 and 3, when the water pump 25 works, the cooling water is pressurized, so that the cooling water inside the radiator 21 flows into the heat absorption shell 22 through the water outlet pipe 23, the cooling water absorbs heat for the three-phase asynchronous motor 01 inside the heat absorption shell 22, then the cooling water after absorbing heat enters the water inlet pipe 24 and flows into the heat dissipation coil 212 to dissipate heat, and therefore the cooling water is circulated continuously, the three-phase asynchronous motor 01 is cooled, the possibility of high temperature generation of the three-phase asynchronous motor 01 is reduced, and finally the effect of reducing the energy consumption of the three-phase asynchronous motor 01 is achieved.
Referring to fig. 2 and 3, in order to further improve the cooling effect on the three-phase asynchronous motor 01, a cooling fan 12 is fixedly disposed on a side wall of the casing 1 away from the heat sink 21, and a plurality of cooling fans 12 are disposed along the horizontal direction, which takes two cooling fans as an example in this embodiment. The heat absorption housing 22 is provided with a temperature sensor 221, a probe of the temperature sensor 221 is in contact with cooling water inside the heat absorption housing 22, a controller 13 is fixedly provided on an inner wall of the casing 1 near the temperature sensor 221, the controller 13 is electrically connected to the temperature sensor 221, and the controller 13 is electrically connected to the cooling fan 12.
Referring to fig. 2 and 3, the temperature of the cooling water inside the heat absorbing housing 22 is detected by the temperature sensor 221, and a water temperature signal is transmitted to the controller 13, and the controller 13 controls the start/stop and the rotation speed of the cooling fan 12 according to the water temperature, so that the cooling efficiency of the three-phase asynchronous motor 01 can be improved.
The implementation principle of the energy-saving device for the three-phase asynchronous motor in the embodiment of the application is as follows: when the cooling mechanism 2 works, the control water pump 25 is started, cooling water inside the radiator 21 flows into the heat absorption shell 22, the cooling water is in direct contact with the shell of the three-phase asynchronous motor 01 inside the heat absorption shell 22 to absorb heat of the three-phase asynchronous motor 01, then the cooling water flows into the radiator 21 through the water inlet pipe 24, the heat is dissipated through the radiator 21, the temperature of the cooling water is reduced, circulation of the cooling water is achieved, and therefore the three-phase asynchronous motor 01 is cooled continuously.
The temperature sensor 221 detects the temperature of the cooling water inside the heat absorbing housing 22 in real time, and transmits the detected signal to the controller 13, and the controller 13 analyzes the water temperature signal and controls the start/stop and the rotation speed of the cooling fan 12.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a three-phase asynchronous machine economizer which characterized in that: including casing (1), set up at inside cooling body (2) of casing (1), casing (1) is used for placing three-phase asynchronous machine (01), cooling body (2) is including setting up inside radiator (21), the setting of casing (1) are in heat absorption shell (22), the intercommunication radiator (21) of three-phase asynchronous machine (01) both sides go out water end and heat absorption shell (22) intake water inlet end outlet pipe (23), the intercommunication heat absorption shell (22) go out water end and radiator (21) intake water inlet pipe (24), set up water pump (25) in the middle of outlet pipe (23), radiator (21) with heat absorption shell (22) inside is full of cooling water, heat absorption shell (22) are close to one side of three-phase asynchronous machine (01) with three-phase asynchronous machine (01) shell intercommunication.
2. The energy-saving device for the three-phase asynchronous motor according to claim 1 is characterized in that: the ventilation groove (11) is seted up to one side that is close to radiator (21) on casing (1), radiator (21) are including setting up frame (211) in ventilation groove (11), heat dissipation coil pipe (212) of setting in frame (211) and a plurality of first fin (213) of setting on heat dissipation coil pipe (212), first fin (213) part is located casing (1) outside.
3. The energy-saving device for the three-phase asynchronous motor according to claim 1 is characterized in that: the side wall of the shell (1) far away from the radiator (21) is provided with a plurality of cooling fans (12), and the cooling fans (12) are arranged along the horizontal direction.
4. The energy-saving device for the three-phase asynchronous motor according to claim 3, is characterized in that: be provided with temperature sensor (221) on heat absorption shell (22), casing (1) inside fixed be provided with controller (13), temperature sensor (221) with controller (13) electricity is connected, cooling fan (12) with controller (13) electricity is connected.
5. The energy-saving device for the three-phase asynchronous motor according to claim 1 is characterized in that: and a plurality of second radiating fins (222) are arranged on one side, away from the three-phase asynchronous motor (01), of the heat absorbing shell (22), and the second radiating fins (222) are horizontally arranged.
6. The energy-saving device for the three-phase asynchronous motor according to claim 5, is characterized in that: each second cooling fin (222) is arranged in an S shape.
7. The energy-saving device for the three-phase asynchronous motor according to claim 1 is characterized in that: the top of the shell (1) is detachably connected with a cover plate (3).
8. The energy-saving device for the three-phase asynchronous motor according to claim 7 is characterized in that: the cover plate (3) is provided with a plurality of radiating grooves (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122008616.1U CN215528774U (en) | 2021-08-24 | 2021-08-24 | Energy-saving device for three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122008616.1U CN215528774U (en) | 2021-08-24 | 2021-08-24 | Energy-saving device for three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215528774U true CN215528774U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122008616.1U Active CN215528774U (en) | 2021-08-24 | 2021-08-24 | Energy-saving device for three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215528774U (en) |
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2021
- 2021-08-24 CN CN202122008616.1U patent/CN215528774U/en active Active
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