CN216841845U - Oil inlet and outlet sealing structure of steam turbine turning gear - Google Patents
Oil inlet and outlet sealing structure of steam turbine turning gear Download PDFInfo
- Publication number
- CN216841845U CN216841845U CN202220660104.5U CN202220660104U CN216841845U CN 216841845 U CN216841845 U CN 216841845U CN 202220660104 U CN202220660104 U CN 202220660104U CN 216841845 U CN216841845 U CN 216841845U
- Authority
- CN
- China
- Prior art keywords
- oil
- oil inlet
- outlet
- end plate
- holes
- 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.)
- Active
Links
Images
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model discloses a steam turbine barring gear business turn over oil seal structure, including barring gear business turn over oil seat, advance the oil end plate, advance oil pipe, go out oil pipe, set screw and stop screw, barring gear business turn over oil seat has the installation face, advance oil end plate detachably install in on the installation face, just the oil feed terminal inserts in the oil inlet, it inserts to go out the oil terminal in the oil-out, the inner fringe of advancing the oil end plate encircles and is provided with a plurality of installation through-holes, and is a plurality of the position and a plurality of installation through-hole the position of installation blind hole is corresponding positioning hole has radially been seted up along it to set screw's tip, the intercommunication has been seted up to barring gear business turn over oil seat's lateral direction through-hole, stop screw passes the lateral direction through-hole and with positioning hole screw-thread fit. This technical scheme is used for solving current barring gear business turn over oil level and puts the problem that leads to the oil leak because of the vibration easily.
Description
Technical Field
The utility model belongs to the technical field of power plant steam turbine equipment, concretely relates to steam turbine barring gear business turn over oil seal structure.
Background
The vertical joint surface of the oil inlet and outlet pipe of the steam turbine turning gear and the turning gear is fixedly connected by screws, and the three vertical surfaces are fixedly connected by screws. When this oil pipe oil feed, because two faces that combine are the plane, machining precision and on-the-spot barring device environment all can't reach very accurate requirement, and unable effectual realization is sealed, causes the frequent oil leakage of barring mechanism, and especially, the barring device produces the vibration at the during operation, and the screw appears not hard up problem easily when receiving the vibration, leads to the vertical faying face of barring device to appear the gap, easily leads to the problem of oil leak.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned exists, the utility model provides a steam turbine barring gear business turn over oil seal structure to solve current barring gear business turn over oil level and put the problem that leads to the oil leak because of the vibration easily, this kind of steam turbine barring gear business turn over oil seal structure can effectively guarantee the stability of joining between barring gear business turn over oil seat and the business turn over oil end plate, avoids the oil leak.
The utility model provides an oil inlet and outlet sealing structure of a steam turbine barring gear, which comprises a barring gear oil inlet and outlet seat, an oil inlet and outlet end plate, an oil inlet pipe, an oil outlet pipe, a fixing screw and a limiting screw, wherein the barring gear oil inlet and outlet seat is provided with a mounting surface which is provided with an oil inlet, an oil outlet and a plurality of mounting blind holes, the mounting blind holes are arranged around the inner edge of the mounting surface, the oil inlet and outlet end plate is provided with an oil inlet terminal and an oil outlet terminal, the oil inlet pipe is connected with the oil inlet terminal, the oil outlet pipe is connected with the oil outlet terminal, the oil inlet and outlet end plate is detachably mounted on the mounting surface, the oil inlet terminal is inserted into the oil inlet, the oil outlet terminal is inserted into the oil outlet, the inner edge of the oil inlet and outlet end plate is provided with a plurality of mounting through holes around, and the positions of the mounting through holes correspond to the positions of the mounting blind holes, the number of the fixing screws and the number of the limiting screws are consistent with the number of the mounting through holes, the fixing screws penetrate through the mounting through holes and are in threaded fit with the mounting blind holes, the end portions of the fixing screws are radially provided with positioning through holes, the side wall of the oil inlet and outlet seat of the barring gear is provided with lateral through holes communicated with the mounting blind holes, and the limiting screws penetrate through the lateral through holes and are in threaded fit with the positioning through holes.
Further, a first annular groove is formed in the periphery of the oil inlet of the mounting surface, a first sealing ring is embedded into the first annular groove, and the first sealing ring abuts against the oil inlet and outlet end plate; and a second annular groove is formed in the periphery of the oil outlet of the mounting surface, a second sealing ring is embedded in the second annular groove, and the second sealing ring is abutted to the oil inlet and outlet end plate.
Furthermore, the oil inlet and outlet end plate is a stainless steel plate.
This turbine barring device business turn over oil seal structure through set up a plurality of set screws with business turn over oil end plate fixed mounting in on the installation face of barring device business turn over oil seat, guarantee oil feed terminal and oil inlet butt joint, the butt joint of terminal and oil-out of producing oil, lead to for avoiding vibrating set screw is not hard up be provided with side direction through-hole and stop screw on the barring device business turn over oil seat, can realize side direction location to set screw through stop screw, avoid the pine of set screw to take off, guarantee business turn over oil end plate with the leakproofness between the barring device business turn over oil seat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 creative efforts.
Fig. 1 is a schematic structural diagram of an oil inlet and outlet sealing structure of a steam turbine barring gear.
Detailed Description
The utility model discloses a steam turbine barring gear business turn over oil seal structure, this kind of steam turbine barring gear business turn over oil seal structure can effectively guarantee the stability of joint between barring gear business turn over oil seat and the business turn over oil end plate, avoids the oil leak.
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, only some embodiments, not all embodiments, of the present invention are described. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the utility model discloses a turbine barring gear oil inlet and outlet sealing structure, including barring gear oil inlet and outlet seat 18, oil inlet and outlet end plate 4, oil inlet pipe 2, oil outlet pipe 3, set screw 1 and stop screw 13, barring gear oil inlet and outlet seat 18 has the installation face, be provided with oil inlet 12, oil outlet 17 and a plurality of installation blind holes 5 on the installation face, a plurality of installation blind holes 5 encircle set up in the inner edge of installation face, be provided with oil inlet terminal 8 and oil outlet terminal 10 on the oil inlet and outlet end plate 4, oil inlet pipe 2 connects oil inlet terminal 8, oil outlet pipe 3 connects oil outlet terminal 10, oil inlet and outlet end plate 4 detachably install in on the installation face, and oil inlet terminal 8 inserts in oil inlet 12, oil outlet terminal 10 inserts in oil outlet 17, the inner edge of oil inlet and outlet end plate 4 encircles and is provided with a plurality of mounting through-hole 7, the position of a plurality of installation through holes 7 is corresponding to the position of a plurality of installation blind holes 5, the quantity of fixing screws 1 and stop screws 13 is consistent with the quantity of installation through holes 7, fixing screws 1 pass installation through holes 7 and with installation blind holes 5 screw-thread fit, positioning through holes 6 have been seted up along its radial direction in the tip of fixing screws 1, the lateral through hole 11 of intercommunication installation blind holes 5 has been seted up to the lateral wall of barring gear business turn over oil seat 18, stop screws 13 pass lateral through hole 11 and with positioning through hole 6 screw-thread fit.
A first annular groove 16 is formed in the periphery of the oil inlet 12 of the mounting surface, a first sealing ring 9 is embedded in the first annular groove 16, and the first sealing ring 9 abuts against the oil inlet and outlet end plate 4; the mounting surface is provided with a second annular groove 15 at the periphery of the oil outlet 17, a second sealing ring 14 is embedded in the second annular groove 15, and the second sealing ring 14 abuts against the oil inlet and outlet end plate 4.
The oil inlet and outlet end plate 4 is a stainless steel plate.
This turbine barring device business turn over oil seal structure through set up a plurality of set screws 1 with in order to incite somebody to action oil end plate 4 fixed mounting in on the installation face of barring device business turn over oil seat 18, guarantee oil feed terminal 8 and the butt joint of oil inlet 12, the butt joint of terminal 10 and oil-out 17 that produces oil, lead to for avoiding vibrating set screw 1 is not hard up be provided with side direction through-hole 11 and stop screw 13 on barring device business turn over oil seat 18, can realize side direction location to set screw 1 through stop screw 13, avoid the pine of set screw 1 to take off, guarantee advance oil end plate 4 with the leakproofness between barring device business turn over oil seat 18.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (3)
1. The oil inlet and outlet sealing structure of the steam turbine barring device is characterized by comprising an oil inlet and outlet seat of the barring device, an oil inlet and outlet end plate, an oil inlet pipe, an oil outlet pipe, fixing screws and limiting screws, wherein the oil inlet and outlet seat of the barring device is provided with a mounting surface, the mounting surface is provided with an oil inlet, an oil outlet and a plurality of mounting blind holes, the mounting blind holes are arranged on the inner edge of the mounting surface in a surrounding manner, the oil inlet and outlet end plate is provided with an oil inlet terminal and an oil outlet terminal, the oil inlet pipe is connected with the oil inlet terminal, the oil outlet pipe is connected with the oil outlet terminal, the oil inlet and outlet end plate is detachably mounted on the mounting surface, the oil inlet terminal is inserted into the oil inlet, the oil outlet terminal is inserted into the oil outlet, the inner edge of the oil inlet and outlet end plate is provided with a plurality of mounting through holes in a surrounding manner, and the positions of the mounting through holes correspond to the positions of the mounting blind holes, the number of the fixing screws and the number of the limiting screws are consistent with the number of the mounting through holes, the fixing screws penetrate through the mounting through holes and are in threaded fit with the mounting blind holes, the end portions of the fixing screws are radially provided with positioning through holes, the side wall of the oil inlet and outlet seat of the barring gear is provided with lateral through holes communicated with the mounting blind holes, and the limiting screws penetrate through the lateral through holes and are in threaded fit with the positioning through holes.
2. The oil inlet and outlet sealing structure of the steam turbine turning gear according to claim 1, wherein the mounting surface is provided with a first annular groove at the periphery of the oil inlet, a first sealing ring is embedded in the first annular groove, and the first sealing ring abuts against the oil inlet and outlet end plate; and a second annular groove is formed in the periphery of the oil outlet of the mounting surface, a second sealing ring is embedded in the second annular groove, and the second sealing ring is abutted to the oil inlet and outlet end plate.
3. The turbine barring gear oil inlet and outlet sealing structure according to claim 1, wherein the oil inlet and outlet end plate is a stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220660104.5U CN216841845U (en) | 2022-03-22 | 2022-03-22 | Oil inlet and outlet sealing structure of steam turbine turning gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220660104.5U CN216841845U (en) | 2022-03-22 | 2022-03-22 | Oil inlet and outlet sealing structure of steam turbine turning gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216841845U true CN216841845U (en) | 2022-06-28 |
Family
ID=82096947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220660104.5U Active CN216841845U (en) | 2022-03-22 | 2022-03-22 | Oil inlet and outlet sealing structure of steam turbine turning gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216841845U (en) |
-
2022
- 2022-03-22 CN CN202220660104.5U patent/CN216841845U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102013007568B4 (en) | Electric motor with air purge function | |
| CN216841845U (en) | Oil inlet and outlet sealing structure of steam turbine turning gear | |
| CN205559794U (en) | Mining double -chain conveyor seals sub -assembly | |
| CN107355543B (en) | External flushing built-in bearing cartridge type mechanical seal | |
| CN210661295U (en) | Oil leakage prevention device of speed reducer | |
| CN215521957U (en) | Improved generation filter equipment | |
| CN210800333U (en) | Internal flange plate convenient to lubricate | |
| CN209294593U (en) | A kind of pipeline jointing construction | |
| CN209454241U (en) | A kind of anti-mechanical press flywheel gets rid of the oil-collecting device of oil | |
| CN202349219U (en) | Magnetically assembled double-split combined open oil seal | |
| CN111946822A (en) | Sealing leakage-proof device for machine tool protective cover and machine tool base | |
| CN110966150A (en) | Oil slip ring of wind driven generator set | |
| CN210476365U (en) | Tool turret cooling mechanism | |
| CN220600713U (en) | Fork truck oil pump joint seat | |
| CN220006009U (en) | Electric spindle sealing structure | |
| CN204493666U (en) | A kind of oil sealing base | |
| CN214741499U (en) | Turbine bearing box separates heat exchanger | |
| CN211976262U (en) | Sealing blind plate flange | |
| CN217634437U (en) | Be used for high-pressure large-traffic rotary joint | |
| CN218136444U (en) | Special fixture for axial flow blade sealing combined ring of water turbine | |
| CN213437240U (en) | High-pressure water-stopping knife sleeve | |
| CN108581874B (en) | Centering tool for main shaft bearing end cover of wind generating set and end cover adjusting method thereof | |
| CN220356544U (en) | Thrust bearing temperature measuring device | |
| CN210484272U (en) | Wear-resisting stainless steel flange that sealing performance is good | |
| CN210800300U (en) | GI (GI pipe) assembly steel wire structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |