CN216741647U

CN216741647U - Special tool for adjusting oil gear

Info

Publication number: CN216741647U
Application number: CN202220344685.1U
Authority: CN
Inventors: 孙磊; 栾俊; 王猛; 孙国华; 文子强; 王可冰; 孙骋
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-06-14
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a special tool for adjusting an oil baffle, which comprises a rotor, a screw jack, an oil baffle, a hook rod and a double-end screw rod, wherein an electromagnet is arranged on the upper surface of the rotor, a clamping groove is formed in the surface of a shell of the electromagnet, the screw jack is arranged on the upper end surface of the electromagnet, the oil baffle is arranged below the rotor, the hook rod is arranged on the side surfaces of two ends of the oil baffle through bolts, a sliding seat is connected to the outer surface of a clearance ring, a contact point column is arranged inside the sliding seat, a warning lamp powered by a dry battery is arranged on the outer surface of the sliding seat, and the side surface of the sliding seat is penetrated through by a contact plate. This oil fender adjustment specialized tool through adsorbing the mode on the rotor with the electro-magnet, utilizes the rotor to support oil baffle, utilizes screw jack to drive oil baffle simultaneously and carries out the mode that the displacement makes oil baffle can install with the rotor, compares in the mode of traditional crane hoist and mount more stable high-efficient.

Description

Special tool for adjusting oil gear

Technical Field

The utility model relates to the technical field of installation of power plant mechanical equipment, in particular to a special tool for adjusting an oil stop.

Background

In power plant power equipment, a steam turbine is main equipment of a modern thermal power plant, the steam turbine drives a generator to generate electricity by converting steam into mechanical rotary energy, and the steam turbine has the characteristics of high single-machine power, high generating efficiency, long service life and the like, wherein the precision of a gap between an oil baffle and a rotor of a steam turbine in the installation process is very important, which is related to the integral operation quality of the steam turbine unit in the later stage, but the existing oil baffle adjusting tool has some problems in the actual use process, for example, the existing oil baffle adjusting tool is often installed in a mode that the oil baffle is lifted by a crane and then slowly attached to the rotor, and when the oil baffle slightly deviates in the bolt tightening process, the oil baffle cannot be moved by the crane and can only be jacked by a hydraulic device, so that the support position is not well selected, and the displacement of the oil baffle cannot be accurately controlled in the jacking process, it is very troublesome to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special tool for adjusting an oil baffle, which aims to solve the problem of poor adjustment mode of an oil baffle installation tool in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a special tool for adjusting an oil baffle comprises a rotor, a screw jack, an oil baffle, a hook rod and a double-end screw rod, wherein the upper surface of the rotor is provided with an electromagnet, the surface of the shell of the electromagnet is provided with a clamping groove, the upper end surface of the electromagnet is provided with the screw jack, the lower part of the rotor is provided with the oil baffle, the side surfaces of the two ends of the oil baffle are provided with the hook rod through bolts, the side surface of the screw jack and the upper end surface of the hook rod are both connected with one end of a connecting chain, the other end of the connecting chain is connected with a connecting cylinder, the double-end screw rod is connected between the 2 connecting cylinders, the outer surface of the double-end screw rod is provided with an adjusting ring in an embedded manner, the outer surfaces of the double-end screw rod and the adjusting ring are fixed with clamping seats, the side surface of the electromagnet is connected with a gap ring through the clamping groove in a clamping manner, the outer surface of the gap ring is connected with a sliding seat, the inside of slide is provided with the contact post, the surface mounting of slide has the warning light of dry battery power supply, the side surface of slide is run through by the contact plate.

Preferably, the connecting cylinder is in threaded connection with the double-threaded screw, and the thread directions of two ends of the double-threaded screw are opposite.

Adopt above-mentioned technical scheme for can drive 2 connecting cylinders when the double-end screw rotates and move to opposite direction.

Preferably, a clamping block is fixed at the joint of the double-end screw and the adjusting ring, a rotating turning plate is connected to the inner side surface of the adjusting ring, and a limiting plate is arranged on one side of the turning plate.

By adopting the technical scheme, the limiting plate can limit the turning plate so that the turning plate can drive the double-head screw to rotate forwards through the clamping with the clamping block.

Preferably, a spring is connected between the turning plate and the adjusting ring, the turning plate is connected with the clamping blocks in a clamping manner, and the clamping blocks are uniformly distributed on the outer surface of the double-end screw.

Adopt above-mentioned technical scheme for turn over the board and can compress spring and rotate and let the fixture block when receiving the extrusion of fixture block.

Preferably, the clearance ring and the rotor are arranged concentrically, and the sliding seat and the clearance ring are in sliding friction connection.

By adopting the technical scheme, the sliding seat can stop at any position of the outer surface of the clearance ring and can not slide under the influence of gravity.

Preferably, the number of the contact posts is 4, and the contact posts are distributed on two sides of one end of the contact plate in the sliding seat in pairs.

By adopting the technical scheme, the contact plate can be contacted with the contact post when sliding to any side.

Preferably, a spring is connected between the contact plate and the sliding seat, and one end of the contact plate, which is located outside the sliding seat, is designed in an arc plate shape.

By adopting the technical scheme, the contact plate can be extruded and slide by the oil baffle plate when contacting with the oil baffle plate.

Compared with the prior art, the utility model has the beneficial effects that: this oil keeps off adjustment specialized tool:

1. the oil baffle plate is supported by the rotor in a mode of adsorbing the electromagnet on the rotor, and the oil baffle plate can be installed on the rotor in a mode of driving the oil baffle plate to move by the screw jack, so that the oil baffle plate is more stable and efficient compared with a traditional crane hoisting mode;

2. the adjusting ring drives the double-end screw to rotate, so that one end of the oil baffle is independently driven to ascend or descend, fine adjustment of the oil baffle is achieved when gaps on two sides of the oil baffle are uneven, meanwhile, the diameter range of the oil baffle capable of being hoisted by the adjusting tool is enlarged in a connecting chain connection mode, and the application range is enlarged;

3. through the mode that the clearance ring was installed on the electro-magnet, utilize the gliding mode of the relative clearance ring of slide to carry out quick detection to the clearance between rotor and the oil baffle, whether qualified through observing the clearance between the audio-visual demonstration rotor of the mode of whether the warning light lights and the oil baffle, the convenience of using very.

Drawings

FIG. 1 is a schematic overall front cross-sectional structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the connection between the adjusting ring and the flap according to the present invention;

FIG. 4 is a schematic cross-sectional view of the connection between the connecting cylinder and the double-threaded screw according to the present invention.

In the figure: 1. a rotor; 2. an electromagnet; 3. a card slot; 4. a screw jack; 5. an oil baffle; 6. a hook rod; 7. a connecting chain; 8. a connecting cylinder; 9. a double-ended screw; 10. an adjusting ring; 11. a card holder; 12. a clearance ring; 13. a slide base; 14. a contact post; 15. a warning light; 16. a contact plate; 17. a clamping block; 18. turning over a plate; 19. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a special tool for adjusting an oil baffle comprises a rotor 1, electromagnets 2, clamping grooves 3, screw jacks 4, oil baffle plates 5, a hook rod 6, a connecting chain 7, connecting cylinders 8, a double-headed screw 9, an adjusting ring 10, a clamping seat 11, a clearance ring 12, a sliding seat 13, a contact column 14, a warning lamp 15, a contact plate 16, a clamping block 17, a turning plate 18 and a limiting plate 19, wherein the electromagnets 2 are arranged on the upper surface of the rotor 1, the clamping grooves 3 are formed in the surface of the shell of the electromagnets 2, the screw jacks 4 are installed on the upper end surfaces of the electromagnets 2, the oil baffle plates 5 are arranged below the rotor 1, the hook rods 6 are installed on the side surfaces of the two ends of the oil baffle plates 5 through bolts, the side surfaces of the screw jacks 4 and the upper end surfaces of the hook rods 6 are both connected with one end of the connecting chain 7, the other end of the connecting cylinder 8 is connected with the connecting cylinder 7, and the double-headed screw rods 9 are connected between the 2 connecting cylinders 8, an adjusting ring 10 is embedded in the outer surface of the double-headed screw 9, a clamping seat 11 is fixed on the outer surfaces of the double-headed screw 9 and the adjusting ring 10, a connecting cylinder 8 is in threaded connection with the double-headed screw 9, the thread directions of two ends of the double-headed screw 9 are opposite, a clamping block 17 is fixed at the joint of the double-headed screw 9 and the adjusting ring 10, a rotary turning plate 18 is connected on the inner side surface of the adjusting ring 10, a limiting plate 19 is arranged on one side of the turning plate 18, a spring is connected between the turning plate 18 and the adjusting ring 10, the turning plate 18 and the clamping block 17 are in clamping connection, the clamping block 17 is uniformly distributed on the outer surface of the double-headed screw 9, when the gap between the oil baffle 5 and the rotor 1 is adjusted, the double-threaded screw 9 is driven to rotate by rotating the adjusting ring 10, and the double-threaded screw 9 enables 2 connecting cylinders 8 to reversely slide by being in threaded connection with 2 connecting cylinders 8 so as to adjust the position of the oil baffle 5 relative to the rotor 1.

As shown in fig. 1-4, the side surface of the electromagnet 2 is connected to a gap ring 12 through a clamping groove 3 in a clamping manner, the outer surface of the gap ring 12 is connected to a sliding base 13, contact posts 14 are arranged inside the sliding base 13, a warning light 15 powered by a dry battery is mounted on the outer surface of the sliding base 13, the side surface of the sliding base 13 is penetrated by a contact plate 16, the gap ring 12 and the rotor 1 are concentrically arranged, the sliding base 13 and the gap ring 12 are in sliding friction connection, the contact posts 14 are 4, the contact posts 14 are distributed on two sides of one end, located inside the sliding base 13, of the contact plate 16 in pairs, a spring is connected between the contact plate 16 and the sliding base 13, one end, located outside the sliding base 13, of the contact plate 16 is designed in an arc plate shape, and the gap between the rotor 1 and the oil baffle 5 can be rapidly detected when the sliding base 13 slides on the gap ring 12.

The working principle is as follows: when the special tool for adjusting the oil baffle is used, firstly, the electromagnet 2 is electrified and installed in the middle of the upper end of the rotor 1, at the moment, the hook rod 6 is connected with the oil baffle 5, then the oil baffle 5 is hung below the rotor 1 through the connection of the connecting chain 7 on the screw jack 4, the connecting cylinder 8 and the double-headed screw 9, at the moment, the screw jack 4 is rotated to drive the connecting chain 7 to ascend, the screw jack 4 stops rotating when the oil baffle 5 approaches the rotor 1, then, the prying rod is inserted into the clamping seat 11 on the outer surface of the adjusting ring 10 and rotates the adjusting ring 10, the adjusting ring 10 drives the double-headed screw 9 to rotate forwardly through the clamping of the turning plate 18 and the clamping block 17, the double-headed screw 9 drives the 2 connecting cylinders 8 to slide through the threaded connection with the 2 connecting cylinders 8 and reduce the distance between the oil baffle 5 and the rotor 1, and the gap is detected in the process through the sliding mode of the gap ring 13 clamped on the clamping groove 3, along with the sliding of the sliding seat 13, the contact plate 16 is in contact with the inner side surface of the oil baffle 5, when the clearance is right, the oil baffle 5 presses the contact plate 16 to enable the contact plate 16 to slightly slide and not to be in contact with the contact posts 14 on the two sides, at the moment, the warning lamp 15 is not lightened to indicate that the clearance is qualified, when the clearance is too large, the contact plate 16 is in contact with the contact post 14 on one side under the support of the spring, 2 contact posts 14 are communicated to provide power for the warning lamp 15 through dry batteries, so that the warning lamp 15 is lightened to indicate that the clearance is too large, when the clearance is too small, the contact plate 16 is in contact with the contact post 14 on one side under the extrusion of the oil baffle 5, 2 contact posts 14 are communicated to provide power for the warning lamp 15 through dry batteries, so that the warning lamp 15 is lightened, and meanwhile, the sliding seat 13 is blocked by the sliding seat 16 due to the clearance and the clearance is too small to indicate that the clearance is too small;

the mode that inserts in the cassette 11 of double-end screw 9 and adjustable ring 10 surface through the inserted bar constantly rotates adjustable ring 10, it is qualified until rotor 1 and oil baffle 5's clearance, in-process cassette 11 can only one-way drive double-end screw 9 rotation under limiting plate 19 to the limiting displacement who turns over board 18 to reach the purpose that need not make a round trip to dismantle the lift of pinch bar repeatedly, directly insert the cassette 11 on the double-end screw 9 with the pinch bar and form the reversal when needs reversal simultaneously, holistic practicality has been increased.

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 an oil keeps off adjustment specialized tool, includes rotor (1), screw jack (4), oil baffle (5), couple pole (6) and double-end screw (9), its characterized in that: the upper surface of the rotor (1) is provided with an electromagnet (2), a clamping groove (3) is formed in the surface of a shell of the electromagnet (2), a screw jack (4) is installed on the upper end face of the electromagnet (2), an oil baffle plate (5) is arranged below the rotor (1), hook rods (6) are installed on the side surfaces of the two ends of the oil baffle plate (5) through bolts, the side surfaces of the screw jack (4) and the upper end face of each hook rod (6) are connected with one end of a connecting chain (7), the other end of each connecting chain (7) is connected with a connecting cylinder (8), a double-headed screw (9) is connected between every two connecting cylinders (8), an adjusting ring (10) is installed on the outer surface of the double-headed screw (9) in an embedded mode, clamping seats (11) are fixed on the outer surfaces of the double-headed screw (9) and the adjusting ring (10), and the side surfaces of the electromagnet (2) are connected with a clamping ring (12) through the clamping groove (3), the surface of clearance ring (12) is connected with slide (13), the inside of slide (13) is provided with contact post (14), the surface mounting of slide (13) has warning light (15) that the dry battery supplied power, the side surface of slide (13) is run through by contact plate (16).

2. The special tool for adjusting the oil level according to claim 1, wherein: connecting cylinder (8) and double-end screw (9) are threaded connection, the screw thread opposite direction at double-end screw (9) both ends.

3. The special tool for adjusting the oil level according to claim 1, wherein: a clamping block (17) is fixed at the joint of the double-end screw (9) and the adjusting ring (10), a rotary turning plate (18) is connected to the inner side surface of the adjusting ring (10), and a limiting plate (19) is arranged on one side of the turning plate (18).

4. The special tool for adjusting the oil level according to claim 3, wherein: a spring is connected between the turning plate (18) and the adjusting ring (10), the turning plate (18) is connected with the clamping blocks (17) in a clamping manner, and the clamping blocks (17) are uniformly distributed on the outer surface of the double-end screw (9).

5. The special tool for adjusting the oil level according to claim 1, wherein: the clearance ring (12) and the rotor (1) are arranged concentrically, and the sliding seat (13) and the clearance ring (12) are in sliding friction connection.

6. The special tool for adjusting the oil level according to claim 1, wherein: the number of the contact posts (14) is 4, and the contact posts (14) are distributed on two sides of one end, located in the sliding seat (13), of the contact plate (16) in a pairwise manner.

7. The special tool for adjusting the oil level according to claim 1, wherein: a spring is connected between the contact plate (16) and the sliding seat (13), and one end, located outside the sliding seat (13), of the contact plate (16) is designed in an arc plate shape.