CN216894706U

CN216894706U - Bearing oil throwing protection device for hydropower station unit

Info

Publication number: CN216894706U
Application number: CN202123392731.XU
Authority: CN
Inventors: 齐波; 何武利; 杨嘉伟; 李图楷; 周波; 赵建
Original assignee: Sichuan Songlinhe Basin Development Co ltd
Current assignee: Sichuan Songlinhe Basin Development Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-05
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to the field of hydropower station units, in particular to a bearing oil throwing protection device for a hydropower station unit, which comprises a rotating shaft, a bearing, support plates, two heat dissipation assemblies and a driving assembly, wherein the rotating shaft is horizontally arranged, the bearing is sleeved on the rotating shaft, the heat dissipation assemblies are sleeved on the bearing, a gap is formed between the inner side wall of each heat dissipation assembly and the outer side wall of the bearing, the two support plates are symmetrically arranged on two sides of each heat dissipation assembly, the top of each support plate is fixedly connected with the outer side wall of each heat dissipation assembly, the driving assembly is arranged below the heat dissipation assemblies and is positioned between the two support plates, and the driving assembly is in transmission fit with the heat dissipation assemblies. The utility model has the advantages that: through the cooperation of radiator unit and drive assembly, can reduce the bearing and produce the temperature when moving, take place to get rid of the oil phenomenon under the effect of avoiding fluid expend with heat and contract with cold.

Description

Bearing oil throwing protection device for hydropower station unit

Technical Field

The utility model relates to the technical field of hydropower station units, in particular to a bearing oil throwing protection device for a hydropower station unit.

Background

The hydropower station is realized by a hydro-electric system in order to effectively convert the water energy in the reservoir into the electric energy, and the system mainly comprises a pressure water conduit, a water turbine, a generator, a draft tube and the like.

But the temperature generated during the operation of the bearing is not effectively reduced in the prior art, so that the oil is expanded with heat and contracted with cold, the oil throwing phenomenon is generated, and finally, the damage to equipment and the environment is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a bearing oil throwing protection device for a hydropower station unit.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a power station is bearing gets rid of oily protection device for unit, includes axis of rotation, bearing, backup pad, radiator unit and drive assembly, the axis of rotation level sets up, the bearing housing is established in the axis of rotation, the radiator unit cover is established on the bearing, and is equipped with the space between radiator unit's the inside wall and the lateral wall of bearing, the backup pad is equipped with two, and two backup pad symmetries set up in radiator unit's both sides, and the top of every backup pad all with radiator unit's lateral wall fixed connection, drive assembly sets up in radiator unit's below, and drive assembly is located between two backup pads, drive assembly and radiator unit transmission cooperation.

Preferably, radiator unit includes stay tube, fin and rolling gear, the stay tube cover is established on the bearing, and is equipped with the space between the inside wall of stay tube and the lateral wall of bearing, rolling gear is equipped with two, and two rolling gear set up respectively on the both sides wall of stay tube, and two rolling gear all rotate with the stay tube and be connected, the fin is equipped with two, and two fins rotate respectively and set up on two rolling gear's lateral wall, and two fins rotate respectively with two rolling gear's lateral wall and be connected, every a plurality of flutings of angle settings such as its circumference of edge have all been seted up on the rolling gear.

Preferably, the driving assembly comprises a fixed plate, a push cylinder, a sliding plate, mounting plates and a driving piece, the sliding plate is horizontally arranged below the supporting tube, the two mounting plates are arranged at the top of the sliding plate at intervals, the two mounting plates are respectively located at the two ends of the top of the sliding plate, the fixed plate is arranged beside one mounting plate, the push cylinder is horizontally arranged on the side wall of the fixed plate, the output end of the push cylinder penetrates through the fixed plate and is fixedly connected with one mounting plate, the driving piece is horizontally arranged above the sliding plate, the driving piece is located between the two mounting plates, and the driving piece is rotatably connected with the two mounting plates.

Preferably, the driving piece includes driving motor, live-rollers and drive gear, the live-rollers level sets up in the top of sliding plate, and the both ends of live-rollers rotate with the lateral wall of two mounting panels respectively and be connected, driving motor sets up on the lateral wall of another mounting panel, and driving motor's output runs through another mounting panel and live-rollers fixed connection, drive gear is equipped with four, and four drive gears divide into two liang of a set of spacer sleeves and establish on the live-rollers, and two live-gears mesh with four drive gears respectively mutually.

Preferably, an oil collecting pipe is arranged between the supporting pipe and the bearing, the oil collecting pipe is sleeved on the bearing, the inner side wall of the oil collecting pipe is in a stripe shape, and the outer side wall of the oil collecting pipe is fixedly connected with the inner side wall of the supporting pipe.

Preferably, each radiating fin is provided with a plurality of radiating grooves which are arranged at equal angles along the circumferential direction of the radiating fin.

The utility model has the following advantages:

when the bearing has oil throwing condition in the operation process of the hydropower station unit, the thrown oil can splash onto the inner side wall of the oil collecting pipe and pass through the stripes on the inner side wall of the oil collecting pipe, so that the oil can not splash by collision all around, when the temperature generated by the bearing is over high, the cylinder is pushed to push the mounting plate fixedly connected with the output end of the cylinder to move, so that the sliding plate is driven to slide, the driving gear is meshed with the rotating gear, then the driving motor rotates to drive the rotating roller fixedly connected with the output end of the driving motor to rotate, the rotating roller drives the driving gear sleeved on the rotating roller to rotate, the driving gear drives the rotating gear engaged with the driving gear to rotate, therefore, the slots on the rotating gear are in butt joint with the radiating grooves, so that the heat inside the rotating gear can be dissipated, the phenomenon of oil throwing is avoided to be more serious due to overhigh temperature, the temperature generated during the operation of the bearing can be reduced, and the phenomenon of oil throwing under the action of expansion caused by heat and contraction caused by cold of oil liquid is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural diagram of a driving assembly according to the present invention;

FIG. 3 is a schematic structural view of a heat dissipation assembly according to the present invention;

FIG. 4 is a schematic view of the structure of an oil collecting pipe according to the present invention.

In the figure: 1-rotating shaft, 2-bearing, 3-supporting plate, 4-radiating component, 41-supporting tube, 42-radiating fin, 43-rotating gear, 5-driving component, 51-fixing plate, 52-pushing cylinder, 53-sliding plate, 54-mounting plate, 55-driving component, 551-driving motor, 552-rotating roller, 553-driving gear and 6-oil-collecting tube.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 4, a power station is bearing gets rid of oily protection device for unit, it includes axis of rotation 1, bearing 2, backup pad 3, radiator unit 4 and

drive assembly

5, 1 level of axis of rotation sets up, 2 covers of bearing establish in axis of rotation 1, radiator unit 4 covers establishes on bearing 2, and is equipped with the space between radiator unit 4's the inside wall and bearing 2's the lateral wall, backup pad 3 is equipped with two, and two backup pad 3 symmetries set up the both sides at radiator unit 4, and the top of every backup pad 3 all with radiator unit 4's lateral wall fixed connection, drive assembly 5 sets up the below at radiator unit 4, and drive assembly 5 is located between two backup pads 3, drive assembly 5 and radiator unit 4 transmission fit.

Specifically, the heat dissipation assembly 4 includes a support tube 41, two heat dissipation fins 42 and two rotation gears 43, the support tube 41 is sleeved on the bearing 2, a gap is provided between an inner side wall of the support tube 41 and an outer side wall of the bearing 2, the two rotation gears 43 are respectively disposed on two side walls of the support tube 41, the two rotation gears 43 are both rotatably connected with the support tube 41, the two heat dissipation fins 42 are respectively rotatably disposed on outer side walls of the two rotation gears 43, the two heat dissipation fins 42 are respectively rotatably connected with outer side walls of the two rotation gears 43, each rotation gear 43 is provided with a plurality of slots which are equiangularly disposed along a circumferential direction thereof, the driving assembly 5 drives the rotation gear 43 to rotate, so that the slots on the rotation gears 43 are butted with the heat dissipation slots, and internal heat can be dissipated, avoid causing because of the high temperature to get rid of the oil phenomenon more seriously.

Specifically, the driving assembly 5 includes a fixed plate 51, two pushing cylinders 52, two sliding plates 53, two mounting plates 54 and a driving member 55, the sliding plates 53 are horizontally disposed below the support tubes 41, the two mounting plates 54 are disposed at intervals on the top of the sliding plates 53, the two mounting plates 54 are respectively disposed at two ends of the top of the sliding plates 53, the fixed plate 51 is disposed beside one of the mounting plates 54, the pushing cylinders 52 are horizontally disposed on the side wall of the fixed plate 51, the output ends of the pushing cylinders 52 penetrate through the fixed plate 51 and are fixedly connected with one of the mounting plates 54, the driving member 55 is horizontally disposed above the sliding plates 53, the driving member 55 is disposed between the two mounting plates 54, the driving member 55 is rotatably connected with the two mounting plates 54, when the temperature generated during the operation of the bearing 2 is too high, the pushing cylinders 52 push the mounting plates 54 fixedly connected with the output ends thereof to move, thereby causing the sliding plate 53 to slide.

Specifically, the driving member 55 includes a driving motor 551, a rotating roller 552 and a driving gear 553, the rotating roller 552 is horizontally disposed above the sliding plate 53, two ends of the rotating roller 552 are respectively rotatably connected with the side walls of the two mounting plates 54, the driving motor 551 is disposed on the outer side wall of the other mounting plate 54, the output end of the driving motor 551 penetrates through the other mounting plate 54 and is fixedly connected with the rotating roller 552, four driving gears 553 are disposed, the four driving gears 553 are respectively sleeved on the rotating roller 552 in a group of two-by-two intervals, the two rotating gears 43 are respectively meshed with the four driving gears 553, the sliding plate 53 slides to enable the driving gear 553 to be meshed with the rotating gear 43, then the driving motor 551 rotates to drive the rotating roller 552 fixedly connected with the output end thereof, the rotating roller 552 drives the driving gear 553 sleeved thereon to rotate, the driving gear 553 drives the rotating gear 553 to rotate the rotating gear 43 meshed therewith, so that the slot on the rotating gear 43 is butted against the heat radiating groove.

Specifically, be equipped with oil collecting pipe 6 between stay tube 41 and the bearing 2, oil collecting pipe 6 cover is established on bearing 2, and oil collecting pipe 6's inside wall is the stripe form, oil collecting pipe 6's lateral wall and stay tube 41's inside wall fixed connection, when the power station unit is in the in-process of operation, when the bearing 2 appears throwing away the oily condition, the oil of throwing away can splash to oil collecting pipe 6's inside wall to through the stripe on the oil collecting pipe 6 inside wall, make oil can not splash by collision everywhere.

Specifically, each of the heat dissipation fins 42 is provided with a plurality of heat dissipation grooves arranged at equal angles along the circumferential direction thereof for dissipating heat.

The working process of the utility model is as follows: when the bearing 2 has oil throwing condition in the operation process of the hydropower station unit, the thrown oil can splash onto the inner side wall of the oil collecting pipe 6 and pass through the stripes on the inner side wall of the oil collecting pipe 6, so that the oil can not splash by collision all around, when the temperature generated by the bearing 2 is too high, the pushing cylinder 52 pushes the mounting plate 54 fixedly connected with the output end to move, thereby causing the slide plate 53 to slide, causing the driving gear 553 to engage with the rotating gear 43, then the driving motor 551 rotates to drive the rotating roller 552 fixedly connected with the output end thereof to rotate, the rotating roller 552 drives the driving gear 553 sleeved thereon to rotate, the driving gear 553 drives the rotating gear 43 engaged therewith to rotate, therefore, the slots on the rotating gear 43 are butted with the radiating grooves, so that the heat inside the rotating gear can be dissipated, and the phenomenon of oil throwing caused by overhigh temperature is avoided to be more serious.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power station for unit bearing get rid of oily protection device which characterized in that: including axis of rotation (1), bearing (2), backup pad (3), radiator unit (4) and drive assembly (5), axis of rotation (1) level sets up, bearing (2) cover is established on axis of rotation (1), radiator unit (4) cover is established on bearing (2), and is equipped with the space between the inside wall of radiator unit (4) and the lateral wall of bearing (2), backup pad (3) are equipped with two, and two backup pad (3) symmetries set up the both sides in radiator unit (4), and the top of every backup pad (3) all with the lateral wall fixed connection of radiator unit (4), drive assembly (5) set up the below in radiator unit (4), and drive assembly (5) are located between two backup pad (3), drive assembly (5) and radiator unit (4) transmission fit.

2. The bearing oil slinging protection device for the hydropower station unit according to claim 1, characterized in that: radiating component (4) are including stay tube (41), fin (42) and rotating gear (43), stay tube (41) cover is established on bearing (2), and is equipped with the space between the inside wall of stay tube (41) and the lateral wall of bearing (2), rotating gear (43) are equipped with two, and two rotating gear (43) set up respectively on the both sides wall of stay tube (41), and two rotating gear (43) all rotate with stay tube (41) and be connected, fin (42) are equipped with two, and two fin (42) rotate respectively and set up on the lateral wall of two rotating gear (43), and two fin (42) rotate respectively with the lateral wall of two rotating gear (43) and be connected, every all set up a plurality of flutings of angle settings such as its circumference along on rotating gear (43).

3. The bearing oil slinging protection device for the hydropower station unit according to claim 2, characterized in that: the driving component (5) comprises a fixed plate (51), a pushing cylinder (52), a sliding plate (53), a mounting plate (54) and a driving piece (55), the sliding plate (53) is horizontally arranged below the supporting pipe (41), two mounting plates (54) are arranged, the two mounting plates (54) are arranged at the top of the sliding plate (53) at intervals, and two mounting plates (54) are respectively positioned at both ends of the top of the sliding plate (53), the fixing plate (51) is arranged at the side of a mounting plate (54), the pushing cylinder (52) is horizontally arranged on the side wall of the fixing plate (51), the output end of the pushing cylinder (52) penetrates through the fixed plate (51) and is fixedly connected with a mounting plate (54), the driving piece (55) is horizontally arranged above the sliding plate (53), and the driving part (55) is positioned between the two mounting plates (54), and the driving part (55) is rotationally connected with the two mounting plates (54).

4. The bearing oil slinging protection device for the hydropower station unit according to claim 3, characterized in that: the driving piece (55) comprises a driving motor (551), a rotating roller (552) and driving gears (553), wherein the rotating roller (552) is horizontally arranged above the sliding plate (53), two ends of the rotating roller (552) are respectively connected with the side walls of the two mounting plates (54) in a rotating mode, the driving motor (551) is arranged on the outer side wall of the other mounting plate (54), the output end of the driving motor (551) penetrates through the other mounting plate (54) to be fixedly connected with the rotating roller (552), the four driving gears (553) are provided with four, the four driving gears (553) are divided into two groups of interval sleeves to be arranged on the rotating roller (552), and the two rotating gears (43) are respectively meshed with the four driving gears (553).

5. The bearing oil slinging protection device for the hydropower station unit according to claim 2, characterized in that: be equipped with oil collecting pipe (6) between stay tube (41) and bearing (2), oil collecting pipe (6) cover is established on bearing (2), and the inside wall of oil collecting pipe (6) is the stripe form, the lateral wall of oil collecting pipe (6) and the inside wall fixed connection of stay tube (41).

6. The bearing oil slinging protection device for the hydropower station unit according to claim 2, characterized in that: each radiating fin (42) is provided with a plurality of radiating grooves which are arranged along the circumferential direction at equal angles.