CN216642221U

CN216642221U - Oil retaining device for steam turbine

Info

Publication number: CN216642221U
Application number: CN202123181058.5U
Authority: CN
Inventors: 楚纹纹
Original assignee: Shandong Qingjie Energy Engineering Co ltd
Current assignee: Shandong Qingjie Energy Engineering Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-31
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses an oil retaining device for a steam turbine, which comprises an oil retaining tank, wherein the lower side wall of the oil retaining tank is arc-shaped, the middle position of the lower side wall is higher than the left end and the right end, the upper end of the oil retaining tank is communicated with an overhauling pipe, the upper end of the overhauling pipe is provided with a detachable sealing mechanism, the sealing mechanism comprises a sealing cover in threaded connection with the overhauling pipe, a cover plate is arranged inside the sealing cover, the opposite side walls of the cover plate are respectively connected with a sliding block, the sliding blocks are in up-and-down sliding connection with the inner side walls of the sealing covers at the same side through sliding grooves, a plurality of compression springs are uniformly connected between the upper side wall of the cover plate and the inner top wall of the sealing cover, a sealing gasket is fixedly connected with the lower side wall of the cover plate, and the lower side wall of the oil retaining tank is connected with a plurality of connecting rods, and the oil retaining tank has the advantages that: sealing mechanism can overhaul a tub department totally enclosed with keeping off the oil tank to make the oil tank completely isolated with steam turbine and external, through connecing the setting of oily subassembly, can collect and classify the oil of leaking.

Description

Oil retaining device for steam turbine

Technical Field

The utility model relates to the technical field of steam turbine accessories, in particular to an oil retaining device for a steam turbine.

Background

The steam turbine is the main equipment of modern thermal power factory, also is used for metallurgical industry, chemical industry, naval vessel power device, need install on the axle bush of steam turbine and keep off oily device, avoids lubricating oil to leak and pollutes the steam turbine organism or outside foreign matter gets into in the axle bush and pollutes lubricating oil.

However, the existing oil retaining device cannot collect and classify leaked oil, so that waste is caused, and the oil retaining effect of the existing oil retaining device is poor and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the background art and provides an oil retaining device for a steam turbine.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: an oil blocking device for a steam turbine comprises an oil blocking tank, wherein the lower side wall of the oil blocking tank is arc-shaped, the middle position of the lower side wall is higher than the left end and the right end, the upper end of the oil blocking tank is communicated with an overhauling pipe, the upper end of the overhauling pipe is provided with a detachable sealing mechanism, the sealing mechanism comprises a sealing cover in threaded connection with the overhauling pipe, a cover plate is arranged inside the sealing cover, opposite side walls of the cover plate are respectively connected with a sliding block, the sliding block is in up-and-down sliding connection with the inner side wall of the sealing cover at the same side through a sliding groove, a plurality of compression springs are uniformly connected between the upper side wall of the cover plate and the top wall inside the sealing cover, the lower side wall of the cover plate is fixedly connected with a sealing gasket, the lower side wall of the oil blocking tank is connected with a plurality of connecting rods, the other end of each connecting rod is connected with a mounting plate, a plurality of connecting rods are connected with a reinforcing rod, and an oil receiving assembly is fixedly connected on the reinforcing rod, the lower ends of the left side and the right side of the oil baffle tank are communicated with oil conveying hoses, and the lower ends of the two oil conveying hoses are communicated with the oil receiving assembly.

As the improvement, connect oily subassembly including connecing the oil box, connect to communicate respectively about the oil box upper end to be equipped with and connect oil pipe, connect the oil pipe upper end respectively with homonymy oil delivery hose intercommunication, it is equipped with the filter screen to connect between the inside lateral wall of oil box, the filter screen intermediate position is protrusion downwards, and the bulge position intercommunication of lower lateral wall is equipped with the scum pipe, the scum pipe lower extreme passes and connects oil box diapire, it still communicates to be equipped with the oil extraction pipe to connect lateral wall under the oil box.

As an improvement, the slag discharge pipe and the oil discharge pipe are both provided with valves.

As the improvement, the inside diapire of oil receiving box is equipped with the slope, the oil extraction pipe sets up in the slope minimum.

As an improvement, the outer side wall of the oil baffle tank is also provided with an observation port, and the observation port is made of a transparent acrylic material.

As an improvement, the mounting plate is provided with a mounting hole.

Compared with the prior art, the utility model has the advantages that: the sealing mechanism can completely seal the maintenance pipe of the oil retaining tank, so that the oil retaining tank completely isolates the steam turbine from the outside, and the possibility of oil leakage is avoided; through the setting that connects oily subassembly, can collect the oil of leaking to further filter and classify the oil of collecting, realize cyclic utilization.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic structural view of the oil receiving assembly of the present invention.

Fig. 3 is a schematic structural view of the sealing mechanism of the present invention.

As shown in the figure: 1. an oil retaining tank; 2. repairing the pipe; 3. a sealing cover; 4. a cover plate; 5. a slider; 6. a compression spring; 7. a gasket; 8. a connecting rod; 9. mounting a plate; 10. a reinforcing bar; 11. an oil receiving assembly; 12. an oil delivery hose; 13. an oil receiving box; 14. connecting an oil pipe; 15. a filter screen; 16. a slag discharge pipe; 17. an oil discharge pipe; 18. a slope; 19. a viewing port; 20. and (7) installing holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached figures 1-3, the oil retaining device for the steam turbine comprises an oil retaining tank 1, wherein the lower side wall of the oil retaining tank 1 is arc-shaped, the middle position of the lower side wall is higher than the left end and the right end, an inspection pipe 2 is communicated with the upper end of the oil retaining tank 1, a detachable sealing mechanism is arranged at the upper end of the inspection pipe 2, the sealing mechanism comprises a sealing cover 3 in threaded connection with the inspection pipe, a cover plate 4 is arranged inside the sealing cover 3, sliding blocks 5 are respectively connected with opposite side walls of the cover plate 4, the sliding blocks 5 are in up-and-down sliding connection with the inner side walls of the sealing covers 3 at the same side through sliding grooves, a plurality of compression springs 6 are uniformly connected between the upper side wall of the cover plate 4 and the inner top wall of the sealing cover 3, a sealing gasket 7 is fixedly connected on the lower side wall of the cover 4, a plurality of connecting rods 8 are connected with the lower side wall of the oil retaining tank 1, and a mounting plate 9 is connected with the other ends of the connecting rods 8, a reinforcing rod 10 is connected and arranged between the connecting rods 8, an oil receiving assembly 11 is fixedly connected to the reinforcing rod 10, oil conveying hoses 12 are communicated with the lower ends of the left side and the right side of the oil retaining tank 1, and the lower ends of the two oil conveying hoses 12 are communicated with the oil receiving assembly 11.

Connect oily subassembly 11 including connecing oil box 13, connect about oil box 13 upper end to communicate respectively and be equipped with and connect oil pipe 14, connect oil pipe 14 upper end respectively with homonymy oil delivery hose 12 intercommunication, connect and be equipped with filter screen 15 between the inside lateral wall of

oil box

13, 15 intermediate positions of filter screen are protrusion downwards, and the protrusion position intercommunication of lower lateral wall is equipped with scum pipe 16, scum pipe 16 lower extreme passes and connects 13 diapalls of oil box, it still communicates to be equipped with oil extraction pipe 17 to connect oil box 13 lower lateral wall.

And valves are arranged on the slag discharge pipe 16 and the oil discharge pipe 17.

The inner bottom wall of the oil receiving box 13 is provided with a slope 18, and the oil discharge pipe 17 is arranged at the lowest position of the slope 18.

The lateral wall of the oil retaining tank 1 is also provided with an observation port 19, and the observation port 19 is made of transparent acrylic materials.

The mounting plate 9 is provided with a mounting hole 20.

When the steam turbine oil retaining tank is specifically implemented, the steam turbine can be isolated from the outside by the oil retaining tank 1, the oil retaining tank 1 is convenient to mount and fix due to the arrangement of the connecting rod 8, the mounting plate 9 and the mounting hole 20, a maintainer can conveniently enter the oil retaining tank 1 and overhaul the steam turbine due to the arrangement of the overhaul pipe 2, the overhaul pipe 2 can be sealed by the sealing mechanism, and the sealing at the position of the overhaul pipe 2 can be enhanced due to the arrangement of the compression spring 6 and the sealing gasket 7, so that the complete sealing of the steam turbine is ensured; because the bottom wall of the oil retaining tank 1 protrudes upwards, oil leaked by the steam turbine can be gathered towards the left end and the right end of the oil retaining tank 1 and enters the oil receiving box 13 through the oil conveying hose 12 and the oil receiving pipe 14, impurities in the oil can be filtered by the filter screen 15, the oil flows along a slope after passing through the filter screen 15 and is gathered above the oil discharge pipe 17, and finally the oil can be discharged and recovered through the oil discharge pipe 17; since the middle position of the filter screen 15 protrudes downward, the impurities left on the filter screen 15 are gathered toward the middle position and discharged through the slag discharge pipe 16.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a steam turbine is with keeping off oil device, includes oil retaining jar (1), its characterized in that: the lower side wall of the oil retaining tank (1) is arc-shaped, the middle position of the lower side wall is higher than the left end and the right end, the upper end of the oil retaining tank (1) is communicated with an overhauling pipe (2), the upper end of the overhauling pipe (2) is provided with a detachable sealing mechanism, the sealing mechanism comprises a sealing cover (3) in threaded connection with the overhauling pipe, a cover plate (4) is arranged inside the sealing cover (3), the opposite side walls of the cover plate (4) are respectively connected with a sliding block (5), the sliding block (5) is in up-and-down sliding connection with the inner side wall of the sealing cover (3) at the same side through a sliding groove, a plurality of compression springs (6) are uniformly connected between the upper side wall of the cover plate (4) and the inner top wall of the sealing cover (3), a sealing gasket (7) is fixedly connected with the lower side wall of the cover plate (4), a plurality of connecting rods (8) are connected with the other end of the connecting rods (8) to be provided with a mounting plate (9), a plurality of connecting between connecting rod (8) is equipped with stiffener (10), fixed connection is equipped with on stiffener (10) and connects oily subassembly (11), oil retaining tank (1) left and right sides lower extreme all communicates and is equipped with oil delivery hose (12), two oil delivery hose (12) lower extreme all with connect oily subassembly (11) intercommunication.

2. The oil deflector for a steam turbine according to claim 1, wherein: connect oily subassembly (11) including connecing oil box (13), connect about oil box (13) upper end to communicate respectively and be equipped with and connect oil pipe (14), connect oil pipe (14) upper end respectively with homonymy oil delivery hose (12) intercommunication, connect to be equipped with filter screen (15) between oil box (13) the inside lateral wall, filter screen (15) intermediate position is protrusion downwards, and the bulge position intercommunication of side wall is equipped with row cinder pipe (16), row cinder pipe (16) lower extreme passes and connects oil box (13) diapire, it still communicates to be equipped with oil extraction pipe (17) to connect lateral wall under oil box (13).

3. The oil deflector for a steam turbine according to claim 2, wherein: and valves are arranged on the slag discharge pipe (16) and the oil discharge pipe (17).

4. The oil deflector for a steam turbine according to claim 2, wherein: the inner bottom wall of the oil receiving box (13) is provided with a slope (18), and the oil discharge pipe (17) is arranged at the lowest position of the slope (18).

5. The oil deflector for a steam turbine according to claim 1, wherein: the outer side wall of the oil retaining tank (1) is further provided with an observation port (19), and the observation port (19) is made of transparent acrylic materials.

6. The oil deflector for a steam turbine according to claim 1, wherein: and the mounting plate (9) is provided with a mounting hole (20).