CN213844954U - Dry-type transformer for hydropower station - Google Patents
Dry-type transformer for hydropower station Download PDFInfo
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- CN213844954U CN213844954U CN202023104533.4U CN202023104533U CN213844954U CN 213844954 U CN213844954 U CN 213844954U CN 202023104533 U CN202023104533 U CN 202023104533U CN 213844954 U CN213844954 U CN 213844954U
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 28
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
A dry-type transformer for a hydropower station comprises a box body, a mounting frame, a motor, fan blades, a transmission rod, a threaded sleeve, a third rotating shaft, a fourth rotating shaft, a fifth rotating shaft, a first gear, a sixth rotating shaft, a second gear and a heat dissipation window; a dry-type transformer is arranged in the box body; the mounting frame is connected with the box body; the mounting frame is provided with a telescopic component; the motor is connected with the telescopic assembly; an output shaft of the fan blade transmission motor; the transmission rod is connected with the telescopic assembly through a connecting rod, and the transmission rod is in threaded connection with the threaded sleeve; the threaded sleeve is rotationally connected with the box body; the box body is provided with a second opening; a first groove is arranged on the inner wall of the second opening; the third rotating shaft is in transmission connection with the threaded sleeve and is in transmission connection with the fourth rotating shaft; the fourth rotating shaft is in transmission connection with the fifth rotating shaft; the fifth rotating shaft is connected with the first gear; the sixth rotating shaft is connected with the heat dissipation window and the second gear; the second gear is in meshing connection with the first gear. The utility model can automatically open the heat dissipation window; the heat dissipation efficiency is improved.
Description
Technical Field
The utility model relates to a dry-type transformer heat dissipation technical field especially relates to a dry-type transformer for power station.
Background
The dry type transformer is a dry type transformer with an iron core and a winding not immersed in insulating oil, the dry type transformer needs good heat dissipation conditions and cannot work for a long time in a heated environment, the service life of the dry type transformer is seriously influenced, and a general hydropower station adopts the dry type transformer;
the conventional dry-type transformer cannot perform heat dissipation well, a dry-type transformer applied to a hydropower station cannot open a heat dissipation window all the time due to environmental influence under normal conditions, and when the temperature is too high, workers need to manually open the window to perform heat dissipation;
in order to solve the above problems, a dry-type transformer for a hydropower station is proposed in the present application.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a dry-type transformer for power station, the utility model discloses can directly dispel the heat to dry-type transformer to can also open the heat dissipation window automatically when hot, the effectual normal operating who guarantees dry-type transformer.
(II) technical scheme
In order to solve the problems, the utility model provides a dry-type transformer for a hydropower station, which comprises a box body, a mounting frame, a telescopic component, a motor, a first rotating shaft, a first sleeve, a second rotating shaft, fan blades, a transmission rod, a threaded sleeve, a third rotating shaft, a fourth rotating shaft, a fifth rotating shaft, a first gear, a sixth rotating shaft, a second gear and a heat dissipation window;
a dry-type transformer is arranged in the box body, and a first opening is formed in the box body; the mounting frame is connected with the box body; the telescopic assembly is connected with the end face, facing the first opening, of the mounting frame, and the telescopic direction of the telescopic assembly faces the first opening; the motor is connected with the telescopic end of the telescopic assembly; the first rotating shaft is connected with the motor, and a plurality of groups of limiting blocks are arranged on the first rotating shaft; the first sleeve is connected with the inner wall of the box body through a connecting piece, a plurality of groups of limiting grooves for connecting limiting blocks in a sliding mode are arranged in the first sleeve, and the end face, far away from the first rotating shaft, of the first sleeve is connected with a second rotating shaft; the fan blades are connected with the second rotating shaft;
the plurality of groups of transmission rods are respectively connected with the telescopic ends of the telescopic assemblies through a plurality of groups of connecting rods, the plurality of groups of transmission rods extend into the box body, the plurality of groups of transmission rods are all connected with the box body in a sliding manner, and the plurality of groups of transmission rods are respectively in threaded connection with a plurality of groups of threaded sleeves; the multiple groups of threaded sleeves are rotatably connected with the inner wall of the box body; a plurality of groups of second openings are arranged on the box body; a plurality of groups of first grooves are respectively arranged on the inner walls of the plurality of groups of second openings; the multiple groups of third rotating shafts are respectively and rotatably connected with the inner wall of the first groove, the multiple groups of third rotating shafts are respectively and drivingly connected with the multiple groups of threaded sleeves, and the multiple groups of third rotating shafts are respectively and drivingly connected with the multiple groups of fourth rotating shafts through the multiple groups of bevel gear sets; the multiple groups of fourth rotating shafts are respectively and rotatably connected with the inner walls of the multiple groups of first grooves and are respectively and rotatably connected with the multiple groups of fifth rotating shafts; the multiple groups of fifth rotating shafts are respectively and rotatably connected with the inner walls of the multiple groups of first grooves and are respectively connected with the multiple groups of first gears; the multiple groups of sixth rotating shafts are respectively connected with the inner walls of the multiple groups of first openings, the multiple groups of sixth rotating shafts are respectively connected with the multiple groups of heat dissipation windows, and the multiple groups of sixth rotating shafts are respectively connected with the multiple groups of second gears; the multiple groups of second gears are respectively meshed with the multiple groups of first gears.
Preferably, the device further comprises a sealing block and a first spring;
a plurality of groups of second grooves are respectively arranged on the inner walls of the plurality of groups of first openings; one end of each of the first springs is connected with the inner wall of each of the second grooves, and the other end of each of the first springs is connected with the sealing blocks; the multiple groups of sealing blocks are respectively in sealing sliding connection with the inner wall of the first groove, and the multiple groups of sealing blocks are respectively attached to the multiple groups of heat dissipation windows periodically.
Preferably, the end faces, facing the heat dissipation window, of the multiple groups of sealing blocks are respectively provided with multiple groups of rubber pads.
Preferably, the projection shapes of the multiple groups of sealing blocks are trapezoidal.
Preferably, the device also comprises a base, a connecting block and a second spring;
the base is connected with the inner wall of the box body; the connecting block is connected with one end of the dry-type transformer facing the base; the two ends of the plurality of groups of second springs are respectively connected with the connecting block and the base.
The above technical scheme of the utility model has following profitable technological effect:
in the utility model, when the device normally operates, the motor is started, the motor drives the first rotating shaft to rotate, the first rotating shaft rotates to drive the first sleeve to rotate, the first sleeve rotates to drive the second rotating shaft to rotate, the second rotating shaft rotates to drive the fan blades to rotate, the fan blades rotate to cool the dry-type transformer, and the normal operation of the dry-type transformer is ensured; when the temperature is too high, the telescopic assembly is started, the telescopic assembly moves to drive the connecting rod to move, the connecting rod moves to drive the transmission rod to move, the transmission rod moves to drive the threaded sleeve to rotate, the threaded sleeve rotates to drive the third rotating shaft to rotate, the third rotating shaft drives the fourth rotating shaft to rotate through the bevel gear set, the fourth rotating shaft rotates to drive the fifth rotating shaft to rotate, the fifth rotating shaft rotates to drive the first gear to rotate, the first gear is meshed with the second gear to rotate, the second gear rotates to drive the sixth rotating shaft to rotate, the sixth rotating shaft drives the heat dissipation window to rotate, the heat dissipation window rotates to ventilate, and the dry-type transformer is efficient to dissipate heat.
Drawings
Fig. 1 is a front sectional view of a dry-type transformer for a hydropower station according to the present invention.
Fig. 2 is a schematic diagram of a part a of a dry-type transformer for a hydropower station according to the present invention.
Fig. 3 is a side view schematic diagram of a dry-type transformer for a hydropower station according to the present invention.
Reference numerals: 1. a box body; 2. a dry-type transformer; 3. a mounting frame; 4. a telescoping assembly; 5. a motor; 6. a first rotating shaft; 7. a limiting block; 8. a first sleeve; 9. a second rotating shaft; 10. a fan blade; 11. a connecting rod; 12. a transmission rod; 13. a threaded sleeve; 14. a third rotating shaft; 15. a bevel gear set; 16. a fourth rotating shaft; 17. a fifth rotating shaft; 18. a first gear; 19. a sixth rotating shaft; 20. a second gear; 21. a heat dissipation window; 22. a sealing block; 23. a first spring; 24. a base; 25. connecting blocks; 26. a second spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides a dry-type transformer for hydropower station, including box body 1, mounting bracket 3, telescopic component 4, motor 5, first pivot 6, first sleeve 8, second pivot 9, flabellum 10, transfer line 12, threaded sleeve 13, third pivot 14, fourth pivot 16, fifth pivot 17, first gear 18, sixth pivot 19, second gear 20 and heat dissipation window 21;
a dry-type transformer 2 is arranged in the box body 1, and a first opening is arranged on the box body 1; the mounting frame 3 is connected with the box body 1; the telescopic component 4 is connected with the end face, facing the first opening, of the mounting frame 3, and the telescopic direction of the telescopic component 4 faces the first opening; the motor 5 is connected with the telescopic end of the telescopic component 4; the first rotating shaft 6 is connected with the motor 5, and a plurality of groups of limiting blocks 7 are arranged on the first rotating shaft 6; the first sleeve 8 is connected with the inner wall of the box body 1 through a connecting piece, a plurality of groups of limiting grooves used for being connected with the limiting blocks 7 in a sliding mode are arranged in the first sleeve 8, and the end face, far away from the first rotating shaft 6, of the first sleeve 8 is connected with a second rotating shaft 9; the fan blade 10 is connected with the second rotating shaft 9;
the plurality of groups of transmission rods 12 are respectively connected with the telescopic ends of the telescopic assemblies 4 through a plurality of groups of connecting rods 11, the plurality of groups of transmission rods 12 extend into the box body 1, the plurality of groups of transmission rods 12 are all connected with the box body 1 in a sliding manner, and the plurality of groups of transmission rods 12 are respectively in threaded connection with a plurality of groups of threaded sleeves 13; the multiple groups of threaded sleeves 13 are rotatably connected with the inner wall of the box body 1; a plurality of groups of second openings are arranged on the box body 1; a plurality of groups of first grooves are respectively arranged on the inner walls of the plurality of groups of second openings; a plurality of groups of third rotating shafts 14 are respectively and rotatably connected with the inner wall of the first groove, the plurality of groups of third rotating shafts 14 are respectively and drivingly connected with a plurality of groups of threaded sleeves 13, and the plurality of groups of third rotating shafts 14 are respectively and drivingly connected with a plurality of groups of fourth rotating shafts 16 through a plurality of groups of bevel gear sets 15; the multiple groups of fourth rotating shafts 16 are respectively and rotatably connected with the multiple groups of inner walls of the first grooves, and the multiple groups of fourth rotating shafts 16 are respectively and rotatably connected with the multiple groups of fifth rotating shafts 17; the groups of fifth rotating shafts 17 are respectively and rotatably connected with the inner walls of the groups of first grooves, and the groups of fifth rotating shafts 17 are respectively connected with the groups of first gears 18; the groups of sixth rotating shafts 19 are respectively connected with the inner walls of the groups of first openings, the groups of sixth rotating shafts 19 are respectively connected with the groups of heat dissipation windows 21, and the groups of sixth rotating shafts 19 are respectively connected with the groups of second gears 20; the multiple sets of second gears 20 are respectively meshed with the multiple sets of first gears 18.
In an alternative embodiment, a sealing block 22 and a first spring 23 are further included;
a plurality of groups of second grooves are respectively arranged on the inner walls of the plurality of groups of first openings; one end of each of the first springs 23 is connected with the inner wall of each of the second grooves, and the other end of each of the first springs 23 is connected with the sealing blocks 22; the multiple groups of sealing blocks 22 are respectively connected with the inner wall of the first groove in a sealing sliding manner, and the multiple groups of sealing blocks 22 are respectively attached to the multiple groups of heat dissipation windows 21 periodically; the sealing performance of the device can be increased by the sealing block 22.
In an alternative embodiment, the end surfaces of the multiple sets of sealing blocks 22 facing the heat dissipation window 21 are respectively provided with multiple sets of rubber pads; the plurality of rubber pads can not only increase the sealing performance between the heat dissipation window 21 and the sealing block 22, but also prevent the heat dissipation window 21 from pressing the sealing block 22 to damage the surface of the heat dissipation window 21.
In an alternative embodiment, the projection shapes of the multiple groups of sealing blocks 22 are trapezoidal; the heat dissipation window 21 is more convenient for the transmission sealing block 22 to move.
In an alternative embodiment, the device further comprises a base 24, a connecting block 25 and a second spring 26;
the base 24 is connected with the inner wall of the box body 1; the connecting block 25 is connected with one end of the dry-type transformer 2 facing the base 24; two ends of the plurality of groups of second springs 26 are respectively connected with the connecting block 25 and the base 24; the multiple groups of second springs 26 can effectively alleviate the vibration of the dry-type transformer 2 during operation, so that the dry-type transformer 2 can operate more stably.
In the utility model, when the device is in normal operation, the motor 5 is started, the motor 5 drives the first rotating shaft 6 to rotate, the first rotating shaft 6 rotates to drive the first sleeve 8 to rotate, the first sleeve 8 rotates to drive the second rotating shaft 9 to rotate, the second rotating shaft 9 rotates to drive the fan blade 10 to rotate, the fan blade 10 rotates to cool the dry-type transformer 2, and the normal operation of the dry-type transformer 2 is ensured; when the temperature is too high, the telescopic assembly 4 is started, the telescopic assembly 4 moves to drive the connecting rod 11 to move, the connecting rod 11 moves to drive the transmission rod 12 to move, the transmission rod 12 moves to drive the threaded sleeve 13 to rotate, the threaded sleeve 13 rotates to drive the third rotating shaft 14 to rotate, the third rotating shaft 14 drives the fourth rotating shaft 16 to rotate through the bevel gear set 15, the fourth rotating shaft 16 rotates to drive the fifth rotating shaft 17 to rotate, the fifth rotating shaft 17 rotates to drive the first gear 18 to rotate, the first gear 18 is meshed with the second gear 20 to rotate, the second gear 20 rotates to drive the sixth rotating shaft 19 to rotate, the sixth rotating shaft 19 drives the heat dissipation window 21 to rotate, the heat dissipation window 21 rotates to ventilate, and the dry-type transformer 2 with higher efficiency dissipates.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (5)
1. A dry-type transformer for a hydropower station is characterized by comprising a box body (1), a mounting frame (3), a telescopic assembly (4), a motor (5), a first rotating shaft (6), a first sleeve (8), a second rotating shaft (9), fan blades (10), a transmission rod (12), a threaded sleeve (13), a third rotating shaft (14), a fourth rotating shaft (16), a fifth rotating shaft (17), a first gear (18), a sixth rotating shaft (19), a second gear (20) and a heat dissipation window (21);
a dry-type transformer (2) is arranged in the box body (1), and a first opening is formed in the box body (1); the mounting rack (3) is connected with the box body (1); the telescopic component (4) is connected with the end face, facing the first opening, of the mounting frame (3), and the telescopic direction of the telescopic component (4) faces the first opening; the motor (5) is connected with the telescopic end of the telescopic component (4); the first rotating shaft (6) is connected with the motor (5), and a plurality of groups of limiting blocks (7) are arranged on the first rotating shaft (6); the first sleeve (8) is connected with the inner wall of the box body (1) through a connecting piece, a plurality of groups of limiting grooves used for being connected with the limiting blocks (7) in a sliding mode are arranged in the first sleeve (8), and the end face, far away from the first rotating shaft (6), of the first sleeve (8) is connected with the second rotating shaft (9); the fan blade (10) is connected with the second rotating shaft (9);
the multiple groups of transmission rods (12) are respectively connected with the telescopic ends of the telescopic assemblies (4) through multiple groups of connecting rods (11), the multiple groups of transmission rods (12) extend into the box body (1), the multiple groups of transmission rods (12) are all connected with the box body (1) in a sliding mode, and the multiple groups of transmission rods (12) are respectively in threaded connection with multiple groups of threaded sleeves (13); the multiple groups of threaded sleeves (13) are rotatably connected with the inner wall of the box body (1); a plurality of groups of second openings are arranged on the box body (1); a plurality of groups of first grooves are respectively arranged on the inner walls of the plurality of groups of second openings; a plurality of groups of third rotating shafts (14) are respectively and rotatably connected with the inner wall of the first groove, a plurality of groups of threaded sleeves (13) are respectively and drivingly connected with the plurality of groups of third rotating shafts (14), and a plurality of groups of fourth rotating shafts (16) are respectively and drivingly connected with the plurality of groups of third rotating shafts (14) through a plurality of groups of bevel gear sets (15); the groups of fourth rotating shafts (16) are respectively and rotatably connected with the inner walls of the groups of first grooves, and the groups of fourth rotating shafts (16) are respectively and rotatably connected with the groups of fifth rotating shafts (17); the groups of fifth rotating shafts (17) are respectively and rotatably connected with the inner walls of the groups of first grooves, and the groups of fifth rotating shafts (17) are respectively connected with the groups of first gears (18); the groups of sixth rotating shafts (19) are respectively connected with the inner walls of the groups of first openings, the groups of sixth rotating shafts (19) are respectively connected with the groups of heat dissipation windows (21), and the groups of sixth rotating shafts (19) are respectively connected with the groups of second gears (20); the multiple groups of second gears (20) are respectively meshed with the multiple groups of first gears (18).
2. A dry transformer for a hydroelectric power station according to claim 1 further comprising a sealing block (22) and a first spring (23);
a plurality of groups of second grooves are respectively arranged on the inner walls of the plurality of groups of first openings; one end of each group of first springs (23) is connected with the inner wall of each group of second grooves, and the other end of each group of first springs (23) is connected with each group of sealing blocks (22); the multiple groups of sealing blocks (22) are respectively connected with the inner wall of the first groove in a sealing and sliding manner, and the multiple groups of sealing blocks (22) are respectively attached to the multiple groups of heat dissipation windows (21) periodically.
3. Dry transformer for a hydropower station according to claim 2, wherein a plurality of sets of rubber pads are provided on the respective end surfaces of the sealing blocks (22) facing the heat dissipation window (21).
4. Dry transformer for a hydroelectric power plant according to claim 2 in which the plurality of sealing blocks (22) have a trapezoidal projection.
5. Dry transformer for a hydropower station according to claim 1, further comprising a base (24), a connection block (25) and a second spring (26);
the base (24) is connected with the inner wall of the box body (1); the connecting block (25) is connected with one end of the dry-type transformer (2) facing the base (24); two ends of the plurality of groups of second springs (26) are respectively connected with the connecting block (25) and the base (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023104533.4U CN213844954U (en) | 2020-12-18 | 2020-12-18 | Dry-type transformer for hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023104533.4U CN213844954U (en) | 2020-12-18 | 2020-12-18 | Dry-type transformer for hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213844954U true CN213844954U (en) | 2021-07-30 |
Family
ID=76999361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023104533.4U Expired - Fee Related CN213844954U (en) | 2020-12-18 | 2020-12-18 | Dry-type transformer for hydropower station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213844954U (en) |
-
2020
- 2020-12-18 CN CN202023104533.4U patent/CN213844954U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |