CN222423429U - A cooling tower permanent magnet motor with a new energy planetary drive mechanism - Google Patents
A cooling tower permanent magnet motor with a new energy planetary drive mechanism Download PDFInfo
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- CN222423429U CN222423429U CN202420132254.8U CN202420132254U CN222423429U CN 222423429 U CN222423429 U CN 222423429U CN 202420132254 U CN202420132254 U CN 202420132254U CN 222423429 U CN222423429 U CN 222423429U
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- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 239000003638 chemical reducing agent Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a cooling tower permanent magnet motor of a new energy planetary driving mechanism, which relates to the technical field of motors and comprises a permanent magnet motor body and a planetary driving mechanism, wherein the planetary driving mechanism is arranged on one side of the permanent magnet motor body, the permanent magnet motor body comprises a base, a motor stator, a motor rotor, a motor rotating shaft and a motor rear cover, the motor stator and the motor rotor are arranged in the base, the motor stator and the motor rotor are mutually matched, the motor rotating shaft is directly supported by a plurality of first bearings in a rotating way, the internal space of the base can be reduced, the internal structure of the motor is compact, the size is smaller, meanwhile, the running stability of the motor rotating shaft can be ensured, an inner gear ring and an end cover are integrally fixed on the base, the inner gear ring, the end cover and the base form an integrated structure, the motor size is further reduced, the structure is more compact, and meanwhile, the motor is more energy-saving and efficient, and meets the requirements of new energy equipment.
Description
Technical Field
The utility model relates to a cooling tower permanent magnet motor of a new energy planetary driving mechanism, and belongs to the technical field of motors.
Background
The cooling tower is a device which uses water as a circulating coolant and absorbs heat from a system and discharges the heat to the atmosphere to reduce the water temperature, the cooling is an evaporation heat-dissipating device which uses the principles that the water is in cold and heat exchange after flowing contact with air to generate steam, the steam volatilizes to take away the heat to achieve evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate the waste heat generated in the industry or refrigeration air conditioner to reduce the water temperature, the fan driving of the existing cooling tower is mainly based on electric driving, and the motor is connected with the driving fan through a speed reducer or directly drives the fan.
A driving mechanism for a cooling tower and the cooling tower disclosed in Chinese patent publication No. CN213846445U are technically characterized in that a permanent magnet motor assembly comprises a shell, a motor stator arranged in the shell and a motor rotor penetrating through the motor stator, a magnetic field of the motor stator interacts with a magnetic field of the motor rotor to generate torque, a primary planetary reducer assembly is detachably connected with the shell, and an input end of the primary planetary reducer assembly is connected with the motor rotor. The cooling tower comprises a fan and the driving mechanism for the cooling tower, and the driving mechanism for the cooling tower is used for driving the fan.
According to the technical scheme, the permanent magnet motor assembly and the primary planetary reducer assembly are combined into an integrated structure, so that the purposes of reducing faults and lowering maintenance cost are achieved, but the internal structure of the permanent magnet motor assembly is not compact enough due to the fact that the support of a motor rotor is considered in the technical scheme, meanwhile, the volume and the weight of the permanent magnet motor assembly are increased, and therefore, the motor structure with a more compact structure and a smaller volume is needed to be designed.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide a cooling tower permanent magnet motor of a new energy planetary driving mechanism.
In order to achieve the aim, the cooling tower permanent magnet motor of the new energy planetary driving mechanism comprises a permanent magnet motor body and a planetary driving mechanism, wherein the planetary driving mechanism is arranged on one side of the permanent magnet motor body;
The permanent magnet motor body comprises a base, a motor stator, a motor rotor, a motor rotating shaft and a motor rear cover, wherein the motor stator and the motor rotor are arranged in the base, and the motor stator and the motor rotor are mutually matched;
The planetary driving mechanism comprises a sun gear, a planet carrier, an annular gear, a main shaft and an end cover, wherein the sun gear and a motor rotating shaft are of an integrated structure, the annular gear and the end cover are integrally fixed on the base, the planet gear is provided with a plurality of planet gears, the planet carrier and the planet gears are arranged on the inner side of the inner gear, the sun gear is meshed with the planet gears, the planet gears are meshed with the gear ring, the sun gear is used for driving the planet gears to rotate, and the main shaft penetrates through the end cover and is matched with the planet carrier;
The main shaft is used for driving a fan of the cooling tower.
Preferably, the machine base is provided with a plurality of first bearings, and the motor rotating shaft is in running fit with the machine base through the plurality of first bearings.
Preferably, the inner gear ring and the end cover are integrally fixed on the stand through bolts, so that the inner gear ring, the end cover and the stand form an integral structure.
Preferably, two ends of the planet carrier are respectively provided with a second bearing and a third bearing, one end of the planet carrier is in running fit with the inner gear ring and the machine base through the second bearing, and the other end of the planet carrier is in running fit with the end cover through the third bearing.
Preferably, one end of the sun gear is provided with a tooth-shaped structure matched with the planet gear, and the other end of the sun gear is provided with a motor connecting shaft structure.
Preferably, the base is provided with a junction box, and the junction box and the base are integrally formed.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
According to the cooling tower permanent magnet motor of the new energy planetary driving mechanism, the plurality of first bearings are in running fit with the motor rotating shaft, the support is directly provided for the motor rotating shaft, the internal space of the motor can be reduced, the internal structure of the motor is compact, the size is smaller, meanwhile, the running stability of the motor rotating shaft can be guaranteed, the annular gear and the end cover are integrally fixed on the motor base, the annular gear, the end cover and the motor base form an integral structure, the motor size is further reduced, the motor structure is more compact, meanwhile, the motor is more energy-saving and efficient, and the requirements of new energy equipment are met.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural diagram of a cooling tower permanent magnet motor of a new energy planetary driving mechanism according to the present utility model;
FIG. 2 is a schematic view of the view of FIG. 1 from another perspective;
Fig. 3 is a cross-sectional view of a cooling tower permanent magnet motor of the new energy planetary driving mechanism.
In the figure, 1, a machine seat, 2, a motor stator, 3, a motor rotor, 4, a motor rear cover, 5, a sun gear, 6, a planet wheel, 7, a planet carrier, 8, an inner gear ring, 9, a main shaft, 10, an end cover, 11, a first bearing, 12, a second bearing, 13, a third bearing and 14, and a junction box.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific examples.
As shown in figures 1-3, the cooling tower permanent magnet motor of the new energy planetary driving mechanism comprises a permanent magnet motor body and a planetary driving mechanism, wherein the planetary driving mechanism is arranged on one side of the permanent magnet motor body.
The permanent magnet motor body comprises a base 1, a motor stator 2, a motor rotor 3, a motor rotating shaft and a motor rear cover 4, wherein the motor stator 2 and the motor rotor 3 are arranged in the base 1, the motor stator 2 and the motor rotor 3 are matched with each other, one end of the motor rotating shaft is matched with the motor rotor 3, the other end of the motor rotating shaft is in running fit with the base 1, a plurality of first bearings 11 are arranged on the base 1, the motor rotating shaft is in running fit with the base 1 through the plurality of first bearings 11, in the embodiment, the number of the first bearings 11 is two, the motor rear cover 4 can be adjusted according to actual conditions, the motor rear cover 4 is fixedly connected to the side end of the base 1, the motor rotating shaft is not in contact with the motor rear cover 4, the motor rotating shaft can be supported through the plurality of first bearings 11 and the motor rotating shaft, the motor rear cover 4 is not required to be provided with support, the inner space of the base 1 can be reduced, the inner structure of the motor is more compact, the size is smaller, and meanwhile, the running stability of the motor rotating shaft can be guaranteed.
The planetary driving mechanism comprises a sun gear 5, a planet wheel 6, a planet carrier 7, an annular gear 8, a main shaft 9 and an end cover 10, wherein the sun gear 5 and a motor rotating shaft are of an integrated structure, the annular gear 8 and the end cover 10 are integrally fixed on the machine base 1 through bolts, the annular gear 8, the end cover 10 and the machine base 1 form an integrated structure, the structures of the annular gear 8, the end cover 10 and the machine base 1 are more compact, and the volume of the permanent magnet motor is further reduced.
The planetary gears 6 are arranged in a plurality, the planetary gear carrier 7 and the planetary gears 6 are arranged on the inner side of the internal gear ring 8, the sun gear 5 is meshed with the planetary gears 6, the planetary gears 6 are meshed with the gear ring, the sun gear 5 is used for driving the planetary gears 6 to rotate, one end of the sun gear 5 is provided with a tooth-shaped structure matched with the planetary gears 6, the other end of the sun gear 5 is provided with a motor connecting shaft structure, and the main shaft 9 penetrates through the end cover 10 and is matched with the planetary gear carrier 7. The main shaft 9 is used to drive the fan of the cooling tower.
The two ends of the planet carrier 7 are respectively provided with a second bearing 12 and a third bearing 13, one end of the planet carrier 7 is in running fit with the inner gear ring 8 and the machine base 1 through the second bearing 12, and the other end of the planet carrier 7 is in running fit with the end cover 10 through the third bearing 13.
The base 1 is provided with a junction box 14, and the junction box 14 and the base 1 are integrally formed.
The above is only a specific application example of the present utility model, and the protection scope of the present utility model is not limited at all, and the technical solution formed by adopting equivalent transformation or equivalent substitution falls within the protection scope of the present utility model.
Claims (6)
1. The cooling tower permanent magnet motor of the new energy planetary driving mechanism is characterized by comprising a permanent magnet motor body and a planetary driving mechanism, wherein the planetary driving mechanism is arranged on one side of the permanent magnet motor body;
The permanent magnet motor body comprises a machine base (1), a motor stator (2), a motor rotor (3), a motor rotating shaft and a motor rear cover (4), wherein the motor stator (2) and the motor rotor (3) are arranged in the machine base (1), the motor stator (2) and the motor rotor (3) are mutually matched, one end of the motor rotating shaft is matched with the motor rotor (3), the other end of the motor rotating shaft is in rotating fit with the machine base (1), the motor rear cover (4) is fixedly connected to the side end of the machine base (1), and the motor rotating shaft is not in contact with the motor rear cover (4);
The planetary driving mechanism comprises a sun gear (5), a planetary gear (6), a planetary carrier (7), an annular gear (8), a main shaft (9) and an end cover (10), wherein the sun gear (5) and a motor rotating shaft are of an integrated structure, the annular gear (8) and the end cover (10) are integrally fixed on the machine base (1), the planetary gear (6) is provided with a plurality of planetary gears, the planetary carrier (7) and the planetary gears (6) are arranged on the inner side of the annular gear (8), the sun gear (5) is meshed with the planetary gears (6), the planetary gears (6) are meshed with the annular gear, the sun gear (5) is used for driving the planetary gears (6) to rotate, and the main shaft (9) penetrates through the end cover (10) and is matched with the planetary carrier (7);
The main shaft (9) is used for driving a fan of the cooling tower.
2. The cooling tower permanent magnet motor of the new energy planetary driving mechanism according to claim 1, wherein the base (1) is provided with a plurality of first bearings (11), and the motor rotating shaft is in running fit with the base (1) through the plurality of first bearings (11).
3. The cooling tower permanent magnet motor of the new energy planetary driving mechanism according to claim 1, wherein the inner gear ring (8) and the end cover (10) are integrally fixed on the machine base (1) through bolts, so that the inner gear ring (8), the end cover (10) and the machine base (1) form an integral structure.
4. The cooling tower permanent magnet motor of the new energy planetary driving mechanism according to claim 1, wherein the two ends of the planet carrier (7) are respectively provided with a second bearing (12) and a third bearing (13), one end of the planet carrier (7) is in running fit with the inner gear ring (8) and the machine base (1) through the second bearing (12), and the other end of the planet carrier (7) is in running fit with the end cover (10) through the third bearing (13).
5. The cooling tower permanent magnet motor of the new energy planetary driving mechanism according to claim 1, wherein one end of the sun wheel (5) is provided with a tooth-shaped structure matched with the planet wheel (6), and the other end of the sun wheel is provided with a motor connecting shaft structure.
6. The cooling tower permanent magnet motor of the new energy planetary driving mechanism according to claim 1, wherein the base (1) is provided with a junction box (14), and the junction box (14) and the base (1) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132254.8U CN222423429U (en) | 2024-01-19 | 2024-01-19 | A cooling tower permanent magnet motor with a new energy planetary drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132254.8U CN222423429U (en) | 2024-01-19 | 2024-01-19 | A cooling tower permanent magnet motor with a new energy planetary drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222423429U true CN222423429U (en) | 2025-01-28 |
Family
ID=94369382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420132254.8U Active CN222423429U (en) | 2024-01-19 | 2024-01-19 | A cooling tower permanent magnet motor with a new energy planetary drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222423429U (en) |
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2024
- 2024-01-19 CN CN202420132254.8U patent/CN222423429U/en active Active
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