CN209982267U - Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor - Google Patents

Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor Download PDF

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Publication number
CN209982267U
CN209982267U CN201921106849.1U CN201921106849U CN209982267U CN 209982267 U CN209982267 U CN 209982267U CN 201921106849 U CN201921106849 U CN 201921106849U CN 209982267 U CN209982267 U CN 209982267U
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cooling
cooler
air inlet
pipe
regulating
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CN201921106849.1U
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Chinese (zh)
Inventor
俞汉清
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Wuxi Nanyang Motor Technology Co Ltd
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Wuxi Nanyang Motor Technology Co Ltd
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Abstract

The utility model relates to a cooler for a high-voltage variable-frequency speed-regulating three-phase asynchronous motor, which comprises a base, wherein the top of the base is provided with a shell, the inner cavity of the shell is provided with a fan, the right side of the fan is provided with an air inlet pipe, the right end of the air inlet pipe is provided with an air inlet, the air inlet is arranged at the right side of the shell, the left side of the fan is provided with a cooling cavity, the cavity in the cooling cavity is provided with a cooling disc, the cooling disc comprises a cooling pipe, both sides of the cooling pipe are provided with heat conducting fins, both ends of the cooling pipe are respectively connected with a water inlet pipe and a water outlet pipe, the left side of the cooling cavity is provided with a protective net, the inner walls of meshes of the protective net are provided with drying plates, the left side of the protective net is provided with, reasonable in design can improve the refrigerated effect of motor, prolongs the life of motor.

Description

Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor
Technical Field
The utility model relates to a cooler for high-pressure variable frequency speed governing three-phase asynchronous motor belongs to motor cooling device technical field.
Background
At present, a common cooler structure for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor has a good cooling effect on a motor running at a high speed, but cannot play a role in the low-frequency low-speed running motor due to an inner fan on a motor rotor, the heat lost by the motor is difficult to transfer to the cooler, so that the electric energy of a high-power axial flow fan on the cooler is wasted, and the high-voltage variable-frequency speed-regulating motor generates heat seriously during the low-frequency low-speed running so as to cause motor faults and burnout, so that further improvement is needed.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the existing defects, provide a cooler for high-voltage frequency-conversion speed-regulation three-phase asynchronous motor, simple structure, reasonable design, can improve the cooling effect of the motor, prolong the service life of the motor, accelerate the air circulation by arranging a fan, thereby improve the cooling effect, cool the air by arranging a cooling disc, improve the cooling effect to the inside of the motor, protect the motor by arranging a protective net, simultaneously not influence the normal cooling of the motor of the cooler, absorb the water vapor contained in the air by arranging a drying plate, avoid damaging the components in the motor, conduct heat to the motor shell by arranging a cooling fin, take away the heat by the wind in the air outlet cavity, improve the heat dissipation effect, by arranging a radiator, can dispel the heat to the cooling water to recycle reduces and uses the degree of difficulty, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
a cooler for a high-voltage variable-frequency speed-regulating three-phase asynchronous motor comprises a base, wherein a shell is arranged at the top of the base, a fan is arranged in an inner cavity of the shell, an air inlet pipe is arranged on the right side of the fan, an air inlet is arranged at the right end of the air inlet pipe and is arranged on the right side of the shell, a cooling cavity is arranged on the left side of the fan, a cooling disc is arranged in the inner cavity of the cooling cavity and comprises a cooling pipe, heat conducting fins are arranged on two sides of the cooling pipe respectively, a water inlet pipe and a water outlet pipe are connected with two ends of the cooling pipe respectively, a protective net is arranged on the left side of the cooling cavity, a drying plate is arranged on the inner wall of meshes of the protective net, an installation cavity is arranged on the left side of the protective net, an air outlet cavity is arranged on, the bottom of the inner cavity of the shell is provided with a circulating pump, and the left side and the right side of the shell are both provided with radiators.
Furthermore, the air inlet pipe is connected with the air inlet in a sealing manner, and a dustproof net is arranged in the air inlet and the air outlet.
Further, the cooling pipes and the heat conducting fins are both arc-shaped structures, and the distances between the adjacent cooling pipes are the same.
Further, the thickness of the protective net is 2-3cm, meshes of the protective net are of a square structure, and the width of the meshes of the protective net is 3-5 mm.
Further, the other ends of the water inlet pipe and the water outlet pipe are respectively connected with the output end of the circulating pump and the input end of the radiator, and the input end of the circulating pump is connected with the output end of the radiator through a pipeline.
Further, the number of the cooling discs is two, and the cooling pipes on the two cooling discs are arranged in a staggered mode.
The utility model discloses beneficial effect: the utility model relates to a cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor, simple structure, reasonable design, improved motor cooling effect, prolonged motor service life, accelerated air circulation by arranging a fan, improved cooling effect, cooling air by arranging a cooling disc, improved cooling effect to the inside of the motor, protected the motor by arranging a protective net, normal cooling of the motor without affecting the cooler, absorbing water vapor in the air by arranging a drying plate, avoiding damaging the parts in the motor, conducting heat to the motor shell by arranging a radiating fin, taking away heat by air in an air outlet cavity, improved heat radiation effect, and radiating cooling water by arranging a radiator, thereby recycling and reducing the use difficulty.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a structure diagram of a cooler for a high-voltage variable-frequency speed-regulating three-phase asynchronous motor.
Fig. 2 is the utility model discloses a cooler cross-sectional view for high-pressure variable frequency speed governing three-phase asynchronous motor.
Fig. 3 is the cooling disc structure diagram of the cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor.
Fig. 4 is the local structure diagram of the cooler protective net for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor.
Reference numbers in the figures: 1. a base; 2. a housing; 3. a fan; 4. an air inlet pipe; 5. an air inlet; 6. a cooling chamber; 7. a cooling pan; 8. a cooling tube; 9. a heat conductive sheet; 10. a water inlet pipe; 11. a water outlet pipe; 12. a protective net; 13. drying the plate; 14. a mounting cavity; 15. an air outlet cavity; 16. a heat sink; 17. an air outlet; 18. a circulation pump; 19. a heat sink.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
As shown in fig. 1-4, a cooler for a high-voltage variable-frequency speed-regulating three-phase asynchronous motor comprises a base 1, a housing 2 is arranged on the top of the base 1, a fan 3 is arranged in an inner cavity of the housing 2 and can accelerate air circulation so as to improve cooling effect, an air inlet pipe 4 is arranged on the right side of the fan 3, an air inlet 5 is arranged at the right end of the air inlet pipe 4, the air inlet 5 is arranged on the right side of the housing 2, a cooling cavity 6 is arranged on the left side of the fan 3, a cooling disc 7 is arranged in the inner cavity of the cooling cavity 6 and can cool air and improve cooling effect inside the motor, the cooling disc 7 comprises a cooling pipe 8, heat-conducting fins 9 are arranged on two sides of the cooling pipe 8, a water inlet pipe 10 and a water outlet pipe 11 are respectively connected to two ends of the cooling pipe, a protective net 12 is arranged on the left side of the cooling cavity, the mesh inner wall of protection network 12 all is equipped with drying plate 13, can absorb the aqueous vapor that contains in the air, avoids causing the destruction to the inside part of motor, protection network 12 left side is equipped with installation cavity 14, the installation cavity 14 outside is equipped with air-out chamber 15, and air-out chamber 15 and motor inner chamber intercommunication, one side that air-out chamber 15 is close to installation cavity 14 is equipped with fin 16, can carry out heat conduction and take away the heat through the wind in air-out chamber 15 to motor housing, improves radiating effect, 2 tops of casing all are equipped with air outlet 17 with the bottom, just air outlet 17 is connected with air-out chamber 15, 2 inner chamber bottoms of casing are equipped with circulating pump 18, 2 left and right sides of casing all are equipped with radiator 19, can dispel the heat to the cooling water to recycle reduces the use degree of difficulty.
More specifically, sealing connection between air-supply line 4 and the air intake 5, just install the dust screen in air intake 5 and the air outlet 17, cooling tube 8 is arc structure with conducting strip 9, and adjacent the distance between the cooling tube 8 is the same, the thickness of protection network 12 is 2-3cm, the mesh of protection network 12 is square structure, just the width of the mesh of protection network 12 is 3-5mm, the output of circulating pump 18 and the input of radiator 19 are connected respectively to inlet tube 10 and the outlet pipe 11 other end, the input of circulating pump 18 passes through the pipe connection with the output of radiator 19, the quantity of cooling dish 7 is two, and two cooling tube 8 on the cooling dish 7 all staggers the setting.
Example 2
The cooling pipe 8 can be externally connected, and the cooling water in the cooling pipe 8 can be replaced by other cooling media.
The utility model discloses the theory of operation: when the motor uses, open fan and circulating pump 18, fan drive-by-wire ware sends into cooling chamber 6, cool off through 8 heat exchanges of cooling tube, through protection network 12, dry through drying plate 13, then cool off the motor is inside, improve radiating effect through fin 16 entering air outlet chamber 15, discharge through air outlet 17, the cooling water passes through inlet tube 10 and gets into cooling tube 8, carry out the heat transfer after getting into radiator 19 through outlet pipe 11 and dispel the heat, thereby carry out cyclic utilization.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims (6)

1. A cooler for a high-voltage variable-frequency speed-regulating three-phase asynchronous motor comprises a base (1) and is characterized in that a shell (2) is arranged at the top of the base (1), a fan (3) is arranged in the inner cavity of the shell (2), an air inlet pipe (4) is arranged on the right side of the fan (3), an air inlet (5) is arranged at the right end of the air inlet pipe (4), the air inlet (5) is arranged on the right side of the shell (2), a cooling cavity (6) is arranged on the left side of the fan (3), a cooling disc (7) is arranged in the inner cavity of the cooling cavity (6), the cooling disc (7) comprises a cooling pipe (8), heat conducting fins (9) are arranged on two sides of the cooling pipe (8), a water inlet pipe (10) and a water outlet pipe (11) are connected to two ends of the cooling pipe respectively, a protective net (12) is arranged on the left side, protection network (12) left side is equipped with installation cavity (14), installation cavity (14) outside is equipped with air-out chamber (15), one side that air-out chamber (15) are close to installation cavity (14) is equipped with fin (16), casing (2) top all is equipped with air outlet (17) with the bottom, just air outlet (17) are connected with air-out chamber (15), casing (2) inner chamber bottom is equipped with circulating pump (18), casing (2) left and right sides all is equipped with radiator (19).
2. The cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, is characterized in that: the air inlet pipe (4) is connected with the air inlet (5) in a sealing mode, and dust screens are installed in the air inlet (5) and the air outlet (17).
3. The cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, is characterized in that: the cooling pipes (8) and the heat conducting fins (9) are both of circular arc structures, and the distances between the adjacent cooling pipes (8) are the same.
4. The cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, is characterized in that: the thickness of the protective net (12) is 2-3cm, meshes of the protective net (12) are of a square structure, and the width of the meshes of the protective net (12) is 3-5 mm.
5. The cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, is characterized in that: the other ends of the water inlet pipe (10) and the water outlet pipe (11) are respectively connected with the output end of the circulating pump (18) and the input end of the radiator (19), and the input end of the circulating pump (18) is connected with the output end of the radiator (19) through a pipeline.
6. The cooler for the high-voltage variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, is characterized in that: the number of the cooling discs (7) is two, and the cooling pipes (8) on the two cooling discs (7) are arranged in a staggered mode.
CN201921106849.1U 2019-07-16 2019-07-16 Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor Active CN209982267U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921106849.1U CN209982267U (en) 2019-07-16 2019-07-16 Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921106849.1U CN209982267U (en) 2019-07-16 2019-07-16 Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor

Publications (1)

Publication Number Publication Date
CN209982267U true CN209982267U (en) 2020-01-21

Family

ID=69286229

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921106849.1U Active CN209982267U (en) 2019-07-16 2019-07-16 Cooler for high-voltage variable-frequency speed-regulating three-phase asynchronous motor

Country Status (1)

Country Link
CN (1) CN209982267U (en)

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Address after: 214000 No.22, Hongxiang Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province

Patentee after: Wuxi Nanyang Motor Technology Co.,Ltd.

Address before: 508-1501, gaolang East Road, Wuxi City, Jiangsu Province, 214000

Patentee before: Wuxi Nanyang Motor Technology Co.,Ltd.

CP02 Change in the address of a patent holder