CN214170634U - Oil retaining device for steam turbine - Google Patents
Oil retaining device for steam turbine Download PDFInfo
- Publication number
- CN214170634U CN214170634U CN202022895068.4U CN202022895068U CN214170634U CN 214170634 U CN214170634 U CN 214170634U CN 202022895068 U CN202022895068 U CN 202022895068U CN 214170634 U CN214170634 U CN 214170634U
- Authority
- CN
- China
- Prior art keywords
- oil
- driving gear
- baffle plate
- driving
- oil baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 claims abstract description 16
- 238000007790 scraping Methods 0.000 claims abstract description 11
- 239000003921 oil Substances 0.000 description 66
- 238000007789 sealing Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model provides an oil baffle device for a steam turbine, which comprises an oil baffle plate, wherein the oil baffle plate is arranged in a cylindrical shape and is sleeved on the periphery of an oil leaking bearing, an oil storage tank is arranged at the bottom of the oil baffle plate, an oil leakage recovery channel is arranged between the oil storage tank and the oil baffle plate, the leaked oil recovery channel is arranged at the bottom of the oil baffle plate, the inner wall of the oil baffle plate is provided with an oil scraping plate in a fitting manner, the oil scraping plate and the oil baffle plate are arranged in parallel in the axial direction and the leaked oil recovery channel, both ends of the oil scraping plate are respectively fixed on the inner wall of the driving gear ring, the driving gear ring is rotatably connected with the end face of the oil baffle plate, a driving gear is arranged on the outer side of the driving gear ring, the driving gear cooperatees with the driving gear circle, the driving gear has driving motor drive, the utility model discloses retrieve timely, thoroughly to the oil leak, can not appear serious oil leak condition, reduce the environment around the steam turbine and cause the pollution.
Description
Technical Field
The utility model belongs to the technical field of steam turbine equipment, in particular to oil blocking device for steam turbine.
Background
The steam turbine is also called as steam turbine engine, and is a rotary steam power device, and the high-temperature high-pressure steam is passed through fixed nozzle, becomes accelerated air flow, and is sprayed on the blade to make the rotor equipped with blade row rotate, and can apply work to exterior at the same time.
The existing steam turbine usually adopts a sealing tooth type oil retainer ring to prevent lubricating oil from leaking outwards, however, when the steam turbine is started or stopped to pass through a critical rotating speed, the steam turbine vibrates greatly, the sealing teeth are easy to wear, the gap between the sealing teeth and a rotor is increased, the oil retaining capacity of the oil retainer ring is reduced, the internal lubricating oil leaks outwards, the serious oil leakage condition is caused, the service life of the steam turbine is influenced, the environment around the steam turbine is polluted, and the leaked oil needs to be timely recovered.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the prior technical problems mentioned in the background art, and provides an oil baffle device for a steam turbine, which comprises an oil baffle plate, wherein the oil baffle plate is arranged in a cylindrical shape and is sleeved on the periphery of an oil leakage bearing, an oil storage tank is arranged at the bottom of the oil baffle plate, an oil leakage recovery channel is arranged between the oil storage tank and the oil baffle plate, the oil leakage recovery channel is arranged at the bottom of the oil baffle plate, an oil scraper plate is attached to the inner wall of the oil baffle plate and is arranged in parallel with the axial direction of the oil baffle plate and the oil leakage recovery channel, two ends of the oil scraper plate are respectively fixed on the inner wall of a driving gear ring, the driving gear ring is rotatably connected with the end face of the oil baffle plate, a driving gear is arranged at the outer side of the driving gear ring, the driving gear is matched with the driving gear ring, the driving gear is driven by a driving motor, the output shaft of the driving motor is fixedly connected with the side end face of the driving gear, the driving motor is fixed outside the top of the oil baffle plate.
Preferably, the side end face of the driving gear ring is provided with an annular slide bar, the two side end faces of the oil baffle plate are provided with sliding grooves, and the annular slide bar is matched with the sliding grooves.
Preferably, the driving motors are provided with two groups, and the two groups correspond to the driving gears on the two sides respectively.
Preferably, the driving motor is provided with a set of driving motors, the driving motors are dual-output motors, and the output ends of the driving motors are respectively and fixedly connected with the side end faces of the driving gears on the two sides.
The beneficial effects of the utility model are embodied in the following aspect:
the utility model discloses a driving motor control driving gear rotates, the driving gear drives the driving gear circle and rotates, the driving gear circle drives rather than fixed connection's frizing and rotates round the oil baffle inner wall, strikes off the oil leak on the oil baffle inner wall to the oil leak recovery passageway of oil leak bottom, accomodates to the oil storage tank in, retrieves timely, thoroughly to the oil leak, can not appear serious oil leak condition, reduces the environment around the steam turbine and causes the pollution.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of the present invention.
In the figure: the oil recovery device comprises an oil baffle plate 1, an oil storage tank 2, an oil leakage recovery channel 3, an oil scraping plate 4, a driving gear ring 5, an annular slide bar 6, a driving gear 7 and a driving motor 8.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1-2, an oil baffle device for a steam turbine comprises an oil baffle plate 1, wherein the oil baffle plate 1 is cylindrical and is sleeved on the periphery of an oil leakage bearing, an oil storage tank 2 is arranged at the bottom of the oil baffle plate 1, an oil leakage recovery channel 3 is arranged between the oil storage tank 2 and the oil baffle plate 1, the oil leakage recovery channel 3 is arranged at the bottom of the oil baffle plate 1, an oil scraping plate 4 is attached to the inner wall of the oil baffle plate 1, the oil scraping plate 4 and the oil baffle plate 1 are axially arranged in parallel and the oil leakage recovery channel 3 is arranged in parallel, two ends of the oil scraping plate 4 are respectively fixed on the inner wall of a driving gear ring 5, an annular sliding strip 6 is arranged on the side end surface of the driving gear ring 5, sliding grooves are arranged on the end surfaces on two sides of the oil baffle plate 1, the annular sliding strip 6 is matched with the sliding grooves to realize rotatable connection between the driving gear ring 5 and the end surface of the oil baffle plate 1, a driving gear 7 is arranged on the outer side of the driving gear ring 5, the driving gear 7 is matched with the driving gear ring 5, the driving gear 7 is driven by a driving motor 8, an output shaft of the driving motor 8 is fixedly connected with the side end face of the driving gear 7, the driving motor 8 is fixed outside the top of the oil baffle plate 1, two groups of driving motors 8 are arranged and respectively correspond to the driving gears 7 on two sides, one group of driving motors 8 can also be arranged, the driving motor 8 is a double-output motor, the output end of the driving motor 8 is respectively fixedly connected with the side end faces of the driving gears 7 on two sides, the driving motor 8 controls the driving gear 7 to rotate, the driving gear 7 drives the driving gear ring 5 to rotate, the driving gear ring 5 drives the oil scraping fixedly connected with the driving gear ring 5 to rotate around the inner wall of the oil baffle plate 1, and scrapes the oil on the inner wall of the oil baffle plate 1 to the oil leakage recovery channel 3 at the bottom of the oil leakage plate, is stored in the oil storage tank 2.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (4)
1. An oil baffle device for a steam turbine is characterized by comprising an oil baffle plate which is arranged in a cylindrical shape and sleeved on the periphery of an oil leaking bearing, an oil storage tank is arranged at the bottom of the oil baffle plate, an oil leakage recovery channel is arranged between the oil storage tank and the oil baffle plate, the leaked oil recovery channel is arranged at the bottom of the oil baffle plate, the inner wall of the oil baffle plate is provided with an oil scraping plate in a fitting manner, the oil scraping plate and the oil baffle plate are arranged in parallel in the axial direction and the leaked oil recovery channel, both ends of the oil scraping plate are respectively fixed on the inner wall of the driving gear ring, the driving gear ring is rotatably connected with the end face of the oil baffle plate, a driving gear is arranged on the outer side of the driving gear ring, the driving gear is matched with the driving gear ring, the driving gear is driven by a driving motor, an output shaft of the driving motor is fixedly connected with the side end face of the driving gear, and the driving motor is fixed outside the top of the oil baffle plate.
2. The oil deflector according to claim 1, wherein the side end surface of the driving gear ring is provided with an annular slide bar, and the side end surfaces of the oil deflector are provided with sliding grooves, and the annular slide bar is matched with the sliding grooves.
3. The oil deflector of claim 2, wherein the driving motor comprises two sets of driving gears corresponding to the two sides of the driving gear.
4. The oil retaining device for the steam turbine as claimed in claim 2, wherein the driving motors are arranged in a group, the driving motors are dual-output motors, and output ends of the driving motors are fixedly connected with side end faces of driving gears on two sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022895068.4U CN214170634U (en) | 2020-12-07 | 2020-12-07 | Oil retaining device for steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022895068.4U CN214170634U (en) | 2020-12-07 | 2020-12-07 | Oil retaining device for steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214170634U true CN214170634U (en) | 2021-09-10 |
Family
ID=77603922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022895068.4U Expired - Fee Related CN214170634U (en) | 2020-12-07 | 2020-12-07 | Oil retaining device for steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214170634U (en) |
-
2020
- 2020-12-07 CN CN202022895068.4U patent/CN214170634U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |