CN210669786U - Promote combination wind path structure of motor body and motor sliding ring cooling effect - Google Patents
Promote combination wind path structure of motor body and motor sliding ring cooling effect Download PDFInfo
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- CN210669786U CN210669786U CN201921932922.0U CN201921932922U CN210669786U CN 210669786 U CN210669786 U CN 210669786U CN 201921932922 U CN201921932922 U CN 201921932922U CN 210669786 U CN210669786 U CN 210669786U
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- motor
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- cooler
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Abstract
The utility model discloses a combined wind path structure for improving the cooling effect of a motor body and a motor slip ring, which comprises a motor rotating shaft, a base and a motor cooler; a motor body cooling fan is arranged at the position, positioned in the motor end cover, of the rotating shaft at the side of the motor driving end; a slip ring cooling fan is arranged at the non-driving end of the motor; the cooling air of the utility model comprises a motor body cooling air and a motor slip ring cooling air, the motor body cooling air flows through the cooler air pipe and the frame air pipe, and is converged and flows out from the cooler air outlet; the cooling air of the motor slip ring flows in from the end face of the right side of the slip ring chamber, flows through the motor slip ring and flows out from the air outlet below the slip ring chamber, and the motor slip ring is cooled independently, so that the cooling effect of the motor body and the motor slip ring during operation is greatly improved, the temperature rise of the motor during operation is reduced, the reliability and the service life of the motor during operation are improved, the failure rate of the motor during operation is reduced, and the economic benefit of equipment operation is improved.
Description
Technical Field
The utility model relates to a motor cooling technology field, concretely relates to promote motor body and motor sliding ring cooling effect's combination wind path structure.
Background
When the motor with the slip ring is in operation, the motor body and the rotating slip ring generate higher temperature, the temperature of a heating component is reduced to reach a specified range by utilizing the heat exchange of flowing air with lower external temperature, and the heat exchange needs to be realized by a reasonably designed air path structure.
The cooling wind path of traditional motor body and motor sliding ring has following shortcoming:
1. the cooling air of motor body and motor sliding ring is produced by the cooling blower of independent electric drive, and cooling blower's driving motor will produce the electrical loss, reduces the work efficiency of motor, increases fault point and maintenance work volume, causes this economic loss that can avoid.
2. The electric drive cooling fan of motor body and motor sliding ring has increased the whole weight of motor, has increased installation procedure and the degree of difficulty, has increased corresponding devices such as electric monitoring, has increased the motor cost.
3. The structure that the motor body and the motor sliding ring share the external cooling air can not better cool the body and the sliding ring during operation, thereby influencing the reliability of the motor and prolonging the service life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a more simple structure, design reasonable, convenient to use's promotion motor body and motor sliding ring cooling effect's combination wind path structure.
In order to achieve the above object, the utility model adopts the following technical scheme: it comprises a motor rotating shaft, a machine base and a motor cooler; two ends of the base are provided with motor end covers; a motor body cooling fan is arranged at the position, positioned in the motor end cover, of the rotating shaft at the side of the motor driving end; the air inlet of the motor cooler is arranged in the base; the air outlet of the motor cooler is communicated with the outside; a plurality of cooling air pipes I are arranged inside the machine base; the direction of the cooling air pipe I is consistent with that of a cooling air pipe II on the motor cooler; the air intake of motor cooler and the air intake of cooling tuber pipe one all communicate with the motor end cover of motor drive end, its characterized in that: an air outlet of the first cooling air pipe is communicated with an air outlet of the motor cooler through a connecting device; a slip ring cooling fan for cooling the slip ring of the motor is arranged at the non-driving end of the motor, a cooling air inlet of the slip ring of the motor is arranged on the right side end face of the slip ring chamber and is communicated with the outside, and a cooling air outlet of the slip ring of the motor is arranged below the slip ring chamber;
furthermore, the shape of the first cooling air pipe is consistent with that of the second cooling air pipe;
further, the connecting device is a connecting pipeline.
The cooling fan of the motor body provides external cooling air which plays a role in cooling when the motor body runs, the cooling air flows through two parts of a cooling air pipe II of the motor cooler and a cooling air pipe I in the base, and the cooling air is converged and flows out at an air outlet of the motor cooler to independently cool heat generated when the motor body runs;
the slip ring cooling fan provides external cooling air which plays a role in cooling when the motor slip ring operates, the cooling air flows in from the end face of the right side of the slip ring chamber, flows through the motor slip ring and flows out from an air outlet below the slip ring chamber, and the motor slip ring is cooled independently.
After the structure of the oil adding device is adopted, a promote motor body and motor sliding ring cooling effect's combination wind path structure, have following advantage:
1. the motor body and the motor slip ring are respectively provided with an electrically driven cooling fan, so that the electrical loss is reduced, the overall working efficiency of the motor is improved, the running reliability of the motor is improved, the running fault of the motor is greatly reduced, and the economic loss caused by the fault is reduced;
2. the motor body and the motor slip ring both eliminate an electrically driven cooling fan, so that the manufacturing cost of the motor is reduced, and the installation process and the whole weight of the motor are reduced;
3. external cooling air of the motor body flows in from an air inlet of the end cover of the motor driving end, flows through the motor cooler and the base with the air pipe, and then is converged to the air outlet of the motor cooler to flow out, so that the cold area effect of the motor body is improved, and the integral rigidity and strength of the base with the air pipe are greatly increased;
4. the external cooling air of the motor slip ring is not introduced into the external air flowing through the motor cooler, but is independently introduced from the non-driving end of the motor by the slip ring cooling fan, flows through the surface of the slip ring and then flows out from the air outlet below the slip ring chamber, and the cooling effect of the motor slip ring is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention and a schematic cooling route of the cooling air of the motor body and the motor slip ring.
Description of reference numerals:
1. a motor shaft; 2. a motor end cover; 3. a motor body cooling fan; 4. a machine base; 5. a motor cooler; 6. a connecting device; 7. a slip ring cooling fan; 8. a motor slip ring; 9. a slip ring chamber; 10. a motor drive end; 11. the motor is not driven.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The technical scheme adopted by the specific implementation mode is as follows: referring to fig. 1, it comprises a motor shaft 1, a base 4, a motor cooler 5; two ends of the machine base 4 are provided with motor end covers 2; a motor body cooling fan 3 is arranged on the part, positioned inside the motor end cover 2, of the rotating shaft at the side of the motor driving end 10; the air inlet of the motor cooler 5 is arranged in the base 4; the air outlet of the motor cooler 5 is communicated with the outside; a plurality of cooling air pipes I are arranged inside the machine base 4; the shape and the direction of the first cooling air pipe and the second cooling air pipe are consistent; an air inlet of the motor cooler 5 and an air inlet of the first cooling air pipe are communicated with a motor end cover 2 of the motor driving end 10; an air outlet of the first cooling air pipe is communicated with an air outlet of the motor cooler 5 through a connecting device 6; the connecting device 6 is a connecting pipeline; a slip ring cooling fan 7 for cooling a slip ring 8 of the motor is arranged at the non-driving end 11 of the motor, and a cooling air inlet of the slip ring 8 of the motor is arranged at the end face of the right side of the slip ring chamber 9 and is communicated with the outside; and a cooling air outlet of the motor slip ring 8 is arranged below the slip ring chamber 9.
In the combined air path structure for improving the cooling effect of the motor body and the motor slip ring according to the embodiment, the motor body cooling fan 3 provides external cooling air for cooling the motor body during operation, the cooling air flows through the cooling air duct II of the motor cooler 5 and the cooling air duct I in the base 4, and the cooling air is converged and flows out from the air outlet of the motor cooler 5 to independently cool heat generated during the operation of the motor body;
the slip ring cooling fan 7 provides external cooling air which plays a cooling role when the motor slip ring 8 runs, the cooling air flows in from the end face of the right side of the slip ring chamber 9, flows through the motor slip ring 8 and then flows out from an air outlet below the slip ring chamber 9, and the motor slip ring 8 is cooled independently.
After the above technical scheme is adopted, the combined air path structure for improving the cooling effect of the motor body and the motor slip ring of the embodiment has the following advantages:
1. the motor body and the motor slip ring are respectively provided with an electrically driven cooling fan, so that the electrical loss is reduced, the overall working efficiency of the motor is improved, the running reliability of the motor is improved, the running fault of the motor is greatly reduced, and the economic loss caused by the fault is reduced;
2. the motor body and the motor slip ring both eliminate an electrically driven cooling fan, so that the manufacturing cost of the motor is reduced, and the installation process and the whole weight of the motor are reduced;
3. external cooling air of the motor body flows in from an air inlet of the end cover of the motor driving end, flows through the motor cooler and the base with the air pipe, and then is converged to the air outlet of the motor cooler to flow out, so that the cold area effect of the motor body is improved, and the integral rigidity and strength of the base with the air pipe are greatly increased;
4. the external cooling air of the motor slip ring is not introduced into the external air flowing through the motor cooler, but is independently introduced from the non-driving end of the motor by the slip ring cooling fan, flows through the surface of the slip ring and then flows out from the air outlet below the slip ring chamber, and the cooling effect of the motor slip ring is improved.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. A combined air path structure for improving the cooling effect of a motor body and a motor slip ring comprises a motor rotating shaft, a base and a motor cooler; two ends of the base are provided with motor end covers; a motor body cooling fan is arranged at the position, positioned in the motor end cover, of the rotating shaft at the side of the motor driving end; the air inlet of the motor cooler is arranged in the base; the air outlet of the motor cooler is communicated with the outside; a plurality of cooling air pipes I are arranged inside the machine base; the direction of the cooling air pipe I is consistent with that of a cooling air pipe II on the motor cooler; the air intake of motor cooler and the air intake of cooling tuber pipe one all communicate with the motor end cover of motor drive end, its characterized in that: an air outlet of the first cooling air pipe is communicated with an air outlet of the motor cooler through a connecting device; and a slip ring cooling fan for cooling the slip ring of the motor is arranged at the non-driving end of the motor, a cooling air inlet of the slip ring of the motor is arranged on the right end face of the slip ring chamber and is communicated with the outside, and a cooling air outlet of the slip ring of the motor is arranged below the slip ring chamber.
2. The combined air path structure for improving the cooling effect of the motor body and the motor slip ring as claimed in claim 1, wherein the first cooling air duct and the second cooling air duct have the same shape.
3. The combined air path structure for improving cooling effect of the motor body and the motor slip ring as claimed in claim 1, wherein the connecting means is a connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932922.0U CN210669786U (en) | 2019-11-11 | 2019-11-11 | Promote combination wind path structure of motor body and motor sliding ring cooling effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932922.0U CN210669786U (en) | 2019-11-11 | 2019-11-11 | Promote combination wind path structure of motor body and motor sliding ring cooling effect |
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| Publication Number | Publication Date |
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| CN210669786U true CN210669786U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921932922.0U Active CN210669786U (en) | 2019-11-11 | 2019-11-11 | Promote combination wind path structure of motor body and motor sliding ring cooling effect |
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| CN (1) | CN210669786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937959A (en) * | 2021-10-22 | 2022-01-14 | 远景能源有限公司 | Offshore doubly-fed generator slip ring cooling system and method |
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2019
- 2019-11-11 CN CN201921932922.0U patent/CN210669786U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937959A (en) * | 2021-10-22 | 2022-01-14 | 远景能源有限公司 | Offshore doubly-fed generator slip ring cooling system and method |
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