CN212875594U - Automatic cooling device for high-voltage motor bearing - Google Patents
Automatic cooling device for high-voltage motor bearing Download PDFInfo
- Publication number
- CN212875594U CN212875594U CN202022164984.0U CN202022164984U CN212875594U CN 212875594 U CN212875594 U CN 212875594U CN 202022164984 U CN202022164984 U CN 202022164984U CN 212875594 U CN212875594 U CN 212875594U
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- Prior art keywords
- shell
- bearing
- bearing frame
- air
- voltage motor
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- Withdrawn - After Issue
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- 238000001816 cooling Methods 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000007547 defect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a high-voltage motor bearing automatic cooling device belongs to motor technical field. The defect that the service life of a bearing is influenced when a high-voltage motor in a generator set operates at a high environmental temperature, and the auxiliary machine is forced to stop operating due to frequent temperature alarm or overtemperature in the prior art is overcome. It includes bearing frame and fan case, installs the fan in the fan case, the air exit is seted up to fan case lateral wall, and the exhaust pipe is connected to the air exit, bearing frame outside installation shell forms the wind channel between shell and the bearing frame, sets up the baffle between shell and the bearing frame, sets up air intake and air outlet on the shell, and the air intake is connected to the exhaust pipe, and installation cooling tube sets up water inlet and delivery port in the shell, and the cooling tube passes through the water inlet and connects the inlet tube, and the cooling tube passes through the delivery port and connects the outlet pipe.
Description
Technical Field
The utility model belongs to the technical field of the motor, specifically speaking especially relates to a high-voltage motor bearing automatic cooling device.
Background
High-voltage motors (motors such as a coal mill, a powder exhauster, a blower, an induced draft fan and the like) on the boiler side of a generator set are respectively arranged in a boiler workshop, the working temperature is high, particularly during the operation in summer, the environmental temperature is high (about 45 ℃) due to reasons such as factory building design and the like, so that a motor load side bearing is always operated at a high temperature (70-80 ℃) to seriously affect the normal service life of the bearing, even frequently cause temperature alarm or forced shutdown of an auxiliary machine due to over-temperature (over 80 ℃) to cause the auxiliary machine to reduce power or lose standby power, great potential safety hazards exist, the safe and stable operation of equipment is seriously affected, at present, in order to reduce the working temperature, a temporary exhaust fan cooling measure is often adopted to be arranged near the motor, the cooling effect of the mode is poor, and on-site wiring and the.
Disclosure of Invention
The utility model aims at providing a high-voltage motor bearing automatic cooling device to overcome among the prior art generating set high-voltage motor influence bearing life, frequently cause the temperature to report to the police or the defect that the super temperature forced auxiliary engine stopped running when higher ambient temperature moves down.
The utility model discloses an adopt following technical scheme to realize: the utility model provides a high-voltage motor bearing automatic cooling device, includes bearing frame and fan case, installs the fan in the fan case, the air exit is seted up to fan case lateral wall, air exit joint exhaust pipe, bearing frame outside installation shell forms the wind channel between shell and the bearing frame, sets up the baffle between shell and the bearing frame, sets up air intake and air outlet on the shell, and the air intake is connected to the exhaust pipe, installation cooling tube and seting up water inlet and delivery port in the shell, and the cooling tube passes through the water inlet and connects the inlet tube, and the cooling tube passes through the delivery port and connects the outlet.
Furthermore, a flange plate is arranged on the bearing seat.
Further, the shell comprises an upper shell and a lower shell, and the upper shell and the lower shell are fixedly mounted on the flange plate.
Further, the radiating pipe is a coil pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses fine solution high-voltage motor bearing temperature when higher temperature moves among the generating set is high, the not good problem of radiating effect, through seting up the air exit at the fan box lateral wall, and connect the shell through the exhaust pipe, fan incasement cooling air passes through the wind channel between exhaust pipe entering shell and the bearing frame, and discharge through the air outlet, the position of seting up of air intake and air outlet should be close to the baffle and in the baffle both sides, the shell should be noticed the partly in the wind channel that makes the bearing when the installation, for further strengthening the radiating effect, install the cooling tube in the shell, the cooling tube lets in the recirculated cooling water through inlet tube and outlet pipe, cooperation through wind channel and cooling tube, the operating temperature of the bearing on the high-voltage motor has effectively been reduced.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is an enlarged view I of a portion of FIG. 1;
fig. 3 is a right side view of the present invention;
fig. 4 is a schematic view of the separator of the present invention.
In the figure: 1. a high voltage motor; 2. an output shaft; 3. a bearing seat; 4. a bearing; 5. a fan case; 6. an exhaust duct; 7. an air duct; 8. a partition plate; 9. an inner edge; 10. an air outlet; 11. a radiating pipe; 12. a water inlet; 13. a water outlet; 14. an upper housing; 15. a lower housing; 16. a flange plate.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The utility model provides a high-voltage motor bearing automatic cooling device, includes bearing frame 3 and fan case 5, installs the fan in the fan case 5, the air exit is seted up to fan case 5 lateral wall, and exhaust pipe 6 is connected to the air exit, 3 outside installation shells of bearing frame, form wind channel 7 between shell and the bearing frame 3, set up baffle 8 between shell and the bearing frame 3, set up air intake and air outlet 10 on the shell, air intake is connected to exhaust pipe 6, installation cooling tube 11 and set up water inlet 12 and delivery port 13 in the shell, and the inlet tube is connected through water inlet 12 to cooling tube 11, and the outlet pipe is connected through delivery port 13 to cooling tube 11.
And a flange plate 16 is arranged on the bearing seat 3.
Bearing frame 3 passes through ring flange 16 fixed mounting on high voltage electric machine 1.
The shell comprises an upper shell 14 and a lower shell 15, and the upper shell 14 and the lower shell 15 are fixedly arranged on a flange plate 16 through outer edges.
The utility model discloses cool down bearing 4 on the high-voltage motor 1, the high-voltage motor 1 includes output shaft 2, and output shaft 2 one side sets up bearing frame 3, installs bearing 4 in the bearing frame 3, and output shaft 2 passes bearing 4, fan case 5 is connected high-voltage motor 1, installs the fan in fan case 5, and fan case 5 cools down high-voltage motor 1 and bearing through the fan; the two ends of the exhaust pipe 6 of the utility model are respectively connected with the exhaust port and the air inlet, the cooling air generated by the fan enters the air channel 7 through the exhaust pipe 6, the partition plate 8 partitions the air channel 7, and the flowing direction of the cooling air entering from the air inlet in the air channel 7 is from the air inlet to the air outlet 10; the air inlet and the air outlet 10 are arranged at positions close to the partition plate 8 and at two sides of the partition plate 8; an air channel 7 is formed between the shell and the bearing seat 3, an inner edge 9 is arranged on the innermost side of the shell, and the inner diameter of the inner edge 9 is smaller than the outer diameter of the bearing 4, so that when the shell is installed, one part of the bearing 4 is in the air channel 7; circulating cooling water enters the radiating pipe 11 through the water inlet pipe and is connected with the water outlet pipe through the water outlet 13, and two openings of the radiating pipe 11 are respectively connected with the water inlet pipe and the water outlet pipe; the air duct 7 is not a closed air duct 7, in actual work, part of cooling air in the air duct 7 can be discharged through the air outlet 10, and part of cooling air can be discharged through the contact position of the bearing 4 and the air duct 7; by providing the upper case 14 and the lower case 15, the installation can be facilitated.
The radiating pipe 11 is a coil pipe.
The cooling tube 11 is the coil pipe, the coil pipe can increase the heat transfer area of cooling tube 11, when the installation, we can make the coil pipe paste the outer periphery at bearing frame 3.
Claims (4)
1. The utility model provides a high-voltage motor bearing automatic cooling device, includes bearing frame (3) and fan case (5), installation fan, its characterized in that in fan case (5): the air exit is seted up to fan box (5) lateral wall, and exhaust pipe (6) are connected to the air exit, bearing frame (3) outside installation shell forms wind channel (7) between shell and bearing frame (3), sets up baffle (8) between shell and bearing frame (3), sets up air intake and air outlet (10) on the shell, and the air intake is connected in exhaust pipe (6), installation cooling tube (11) and set up water inlet (12) and delivery port (13) in the shell, and the inlet tube is connected through water inlet (12) in cooling tube (11), and the outlet pipe is connected through delivery port (13) in cooling tube (11).
2. The automatic cooling device for the high-voltage motor bearing according to claim 1, wherein: and a flange plate (16) is arranged on the bearing seat (3).
3. The automatic cooling device for the high-voltage motor bearing according to claim 2, wherein: the shell comprises an upper shell (14) and a lower shell (15), wherein the upper shell (14) and the lower shell (15) are fixedly arranged on the flange plate (16).
4. The automatic cooling device for the high-voltage motor bearing according to claim 1, wherein: the radiating pipe (11) is a coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164984.0U CN212875594U (en) | 2020-09-28 | 2020-09-28 | Automatic cooling device for high-voltage motor bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164984.0U CN212875594U (en) | 2020-09-28 | 2020-09-28 | Automatic cooling device for high-voltage motor bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212875594U true CN212875594U (en) | 2021-04-02 |
Family
ID=75198900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022164984.0U Withdrawn - After Issue CN212875594U (en) | 2020-09-28 | 2020-09-28 | Automatic cooling device for high-voltage motor bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212875594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688173A (en) * | 2022-03-16 | 2022-07-01 | 佳木斯电机股份有限公司 | Detachable bearing cooling device |
-
2020
- 2020-09-28 CN CN202022164984.0U patent/CN212875594U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688173A (en) * | 2022-03-16 | 2022-07-01 | 佳木斯电机股份有限公司 | Detachable bearing cooling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210402 Effective date of abandoning: 20231212 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20210402 Effective date of abandoning: 20231212 |