CN210757286U

CN210757286U - Gas turbine is with bearing maintenance auxiliary device

Info

Publication number: CN210757286U
Application number: CN201921182167.9U
Authority: CN
Inventors: 张全付; 张洋; 孙春雨
Original assignee: State Power Investment Group Zhengzhou Gas Power Generation Co ltd
Current assignee: State Power Investment Group Zhengzhou Gas Power Generation Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-06-16
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a gas turbine overhauls auxiliary device with bearing, including bottom plate and clamping bar, first spout has been seted up at the top of bottom plate, and the inner wall of first spout is provided with first slider, the right-hand member fixed mounting of first slider has the expansion plate, and the inside of expansion plate sets up flutedly, the inner wall fixed mounting of recess has the tooth piece, first spout inner wall intermediate position department movable mounting has the gear, the ball groove has all been seted up to the top both sides of bottom plate, and all fixed mounting all around on the inner wall top of ball groove has the spring, the right-hand member fixed mounting of spring has tensile area, the top fixed mounting of first slider has the bracing piece. The utility model discloses be provided with first slider and gear, first slider drives gear revolve to make two sets of first slider relative motion, can adjust the size of bearing, the lead screw rotates and to make the clamping bar fix the bearing, and the steel ball on the bearing can be placed in the ball groove, convenient to use.

Description

Gas turbine is with bearing maintenance auxiliary device

Technical Field

The utility model relates to a bearing overhauls auxiliary device technical field, specifically is a bearing overhauls auxiliary device for gas turbine.

Background

With the continuous development of society and the continuous progress of industry, the gas turbine takes flowing gas as working medium to drive the impeller to rotate at a high speed, and the energy of fuel is converted into effective internal combustion type power machinery.

However, when the conventional bearing is placed on a worktable and fixed, the conventional bearing cannot be adjusted according to the size of the bearing, and when a steel ball on the bearing is detached, the bearing is placed on the worktable and is easy to roll and slide, so that a gas turbine bearing maintenance auxiliary device is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas turbine overhauls auxiliary device to it is more troublesome to fix when solving the bearing maintenance that proposes in the above-mentioned background art, can not adjust fixedly according to the size of bearing, and when the bearing was dismantled, the easy rolling scheduling problem of steel ball on the bearing.

In order to achieve the above object, the utility model provides a following technical scheme: a bearing maintenance auxiliary device for a gas turbine comprises a bottom plate and a clamping rod, wherein a first sliding groove is formed in the top of the bottom plate, a first sliding block is arranged on the inner wall of the first sliding groove, a telescopic plate is fixedly mounted at the right end of the first sliding block, a groove is formed in the telescopic plate, a tooth block is fixedly mounted on the inner wall of the groove, a gear is movably mounted at the middle position of the inner wall of the first sliding groove, ball grooves are formed in two sides of the top of the bottom plate, springs are fixedly mounted on the periphery of the top end of the inner wall of each ball groove, a stretching belt is fixedly mounted at the right end of each spring, a supporting rod is fixedly mounted at the top of the first sliding block, a through groove is formed in the supporting rod, a lead screw is fixedly mounted in the through groove, a rotating rod is fixedly mounted on the outer wall of the top end of the lead screw, a fixing rod, the through-hole has been seted up to the left end of clamping bar, the left end both sides of clamping bar all fixed mounting have the slide bar, and the positive fixed mounting of slide bar has the second slider, the right-hand member fixed mounting of clamping bar has the clamp splice, the top fixed mounting of bracing piece has the fixing base, and the fixed orifices has been seted up at the top of fixing base.

Preferably, the top end of the screw rod penetrates through the supporting rod and the fixing seat, an external thread is arranged on the outer wall of the screw rod, an internal thread is arranged on the inner wall of the through hole, the through hole is sleeved on the outer wall of the screw rod, and the screw rod is in threaded connection with the through hole.

Preferably, the top end of the fixing seat is uniformly provided with fixing holes at equal angles, the diameter of the inner wall of each fixing hole is equal to that of the outer wall of each fixing rod, and the fixing rods and the fixing holes form an embedded structure.

Preferably, the diameter of the outer wall of the second sliding block is equal to the diameter of the inner wall of the second sliding chute, and the second sliding block and the second sliding chute form a sliding structure.

Preferably, one end of the spring is fixedly welded with the ball groove, the other end of the spring is fixedly welded with the stretching belt, and the stretching belt and the spring form an elastic structure.

Preferably, the gear is in meshed connection with the tooth block, and the gear and the tooth block form a transmission structure.

Compared with the prior art, the beneficial effects of the utility model are that: this gas turbine is with bearing maintenance auxiliary device is provided with first slider and gear, and first slider drives gear revolve to make two sets of first slider relative motion, can adjust the size of bearing, the lead screw rotates and to make the clamping bar fix the bearing, and the steel ball on the bearing can be placed to the ball groove, convenient to use.

1, be provided with first slider, promote the bracing piece, the bracing piece drives first slider and slides, and first slider drives gear revolve to make the gear drive two sets of bracing piece relative motion, make the bracing piece can adjust easy operation, convenient to use according to the size of bearing.

2, be provided with the clamping bar, the rotation of lead screw drives the clamping bar and goes up and down, puts into the clamping bar with the bearing on, two clamping bars contract the bearing, and the inside with the fixed orifices is embedded into to the fixed rod is fixed, easy operation, and convenient to use promotes the efficiency that the bearing overhauld.

3, be provided with the ball groove, put into the ball inslot with the inside steel ball of bearing inside, the spring extrudees the tensile area to make tensile area extrude the outer wall of steel ball, thereby make the steel ball fix, avoided the slip of steel ball, convenient to use.

Drawings

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

fig. 2 is a schematic top view of the bottom plate of the present invention;

fig. 3 is a schematic view of the top cross-sectional structure of the support rod of the present invention;

fig. 4 is a schematic view of the front sectional structure of the ball groove of the present invention.

In the figure: 1. a base plate; 2. a first chute; 3. a first slider; 4. a retractable plate; 5. a groove; 6. a tooth block; 7. a support bar; 8. a screw rod; 9. a second chute; 10. a slide bar; 11. a fixed seat; 12. a rotating rod; 13. a fixing rod; 14. a fixing hole; 15. a clamping bar; 16. a clamping block; 17. a through groove; 18. a through hole; 19. a second slider; 20. a ball groove; 21. a spring; 22. stretching the tape; 23. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a gas turbine overhauls auxiliary device with bearing, includes bottom plate 1 and clamping bar 15, first spout 2 has been seted up at the top of bottom plate 1, and the inner wall of first spout 2 is provided with first slider 3, and the right-hand member fixed mounting of first slider 3 has expansion plate 4, and the inside of expansion plate 4 has seted up recess 5, and the inner wall fixed mounting of recess 5 has

tooth piece

6, and 2 inner wall intermediate position departments movable mounting of first spout have gear 23, gear 23 is connected with the meshing of tooth piece 6, gear 23 constitutes transmission structure with tooth piece 6, promotes bracing piece 7, and bracing piece 7 drives first slider 3 and slides, and first slider 3 drives gear 23 and rotates to make gear 23 drive two sets of bracing piece 7 relative motion, make bracing piece 7 can adjust simple operation, convenient to use according to the size of bearing.

Ball groove 20 has all been seted up to bottom plate 1's top both sides, and all fixed mounting has spring 21 all around on ball groove 20's the inner wall top, spring 21's right-hand member fixed mounting has tensile area 22, spring 21's one end and ball groove 20 fixed welding, spring 21's the other end and tensile area 22 fixed welding, elastic structure is constituteed with spring 21 to tensile area 22, when the bearing is dismantled, inside ball groove 20 was put into to the inside steel ball of bearing, the steel ball extrudees tensile area 22, thereby make tensile area 22 extrude spring 21, spring 21 rebounds tensile area 22, make the surface of tensile area 22 laminating steel ball, thereby make the steel ball fix, the roll of steel ball has been avoided, it is more convenient to make the maintenance, and the work efficiency is improved.

Top fixed mounting of first slider 3 has bracing piece 7, and the inside of bracing piece 7 has seted up logical groove 17, the inside fixed mounting who leads to groove 17 has lead screw 8, the inside of bracing piece 7 and fixing base 11 is run through on the 8 top of lead screw, the outer wall of lead screw 8 is provided with the external screw thread, the inner wall of through-hole 18 is provided with the internal thread, through-hole 18 has been cup jointed to the outer wall of lead screw 8,

lead screw

8 and 18 threaded connection of through-hole, rotate bull stick 12, bull stick 12 drives lead screw 8 and rotates, make through-hole 18 go up and down through the helicitic texture, through-hole 18 drives clamping bar 15 and goes up and down, thereby make clamping bar 15 clip the bearing, make the bearing fix, high.

The top outer wall fixed mounting of lead screw 8 has bull stick 12, and the inside of bull stick 12 is inserted and is equipped with fixed rod 13, second spout 9 has all been seted up to the inner wall both sides that lead to groove 17, through-hole 18 has been seted up to the left end of clamping bar 15, the equal fixed mounting in left end both sides of clamping bar 15 has slide bar 10, and the positive fixed mounting of slide bar 10 has second slider 19, the outer wall diameter of second slider 19 equals with the inner wall diameter size of second spout 9, second slider 19 constitutes the slidingtype structure with second spout 9, lead screw 8 rotates and drives clamping bar 15 and goes up and down, clamping bar 15 drives second slider 19 and slides inside second spout 9, thereby make clamping bar 15's stability better, further make the bearing fixed better, it is more convenient to use.

Clamping bar 15's right-hand member fixed mounting has clamp splice 16, the top fixed mounting of bracing piece 7 has fixing base 11, and fixing base 11's top has seted up fixed orifices 14, fixed orifices 14 have evenly been seted up on fixing base 11 top equiangularly, and the inner wall diameter of fixed orifices 14 equals with the outer wall diameter of fixed rod 13, fixed rod 13 constitutes embedded structure with fixed orifices 14, break away from fixed rod 13 from the inside of fixed orifices 14, rotate bull stick 12, make bull stick 12 drive lead screw 8 rotate, lead screw 8 drives clamping bar 15 and goes up and down, thereby fix the bearing, fix fixed rod 13 inside of embedding another group of fixed orifices 14 once more, high durability and convenient use, and the operation is simple, and the working time is saved.

The working principle is as follows: when the bearing is used, the supporting rod 7 is pulled, the supporting rod 7 drives the first sliding block 3 to move to one side, the first sliding block 3 drives the expansion plate 4 to move, the tooth block 6 drives the gear 23 to rotate, so that the two groups of first sliding blocks 3 move relatively, the supporting rod 7 is opened, the center of the bearing is placed on the clamping rod 15, one surface of the bearing is attached to the inner wall of the clamping block 16, the fixing rod 13 is separated from the inside of the fixing hole 14, the rotating rod 12 is rotated, the rotating rod 12 drives the screw rod 8 to rotate, the screw rod 8 enables the clamping rod 15 to lift through threads, the other clamping rod 15 is inserted into the center of the bearing, and the position of the screw rod 8 and the position of the clamping rod 15 are adjusted, so that the bearing can be adjusted according to the size of the bearing, the bearing is convenient to use.

The rotating rod 12 is rotated to expand the clamping rods 15 on two sides, so that the inner wall of the bearing is clamped tightly, the fixing rod 13 is embedded into the inner part of the other group of fixing holes 14 to be fixed, the bearing is fixed, and the subsequent maintenance and repair work is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gas turbine overhauls auxiliary device with bearing, includes bottom plate (1) and clamping bar (15), its characterized in that: the top of the bottom plate (1) is provided with a first sliding groove (2), the inner wall of the first sliding groove (2) is provided with a first sliding block (3), the right end of the first sliding block (3) is fixedly provided with a telescopic plate (4), the inside of the telescopic plate (4) is provided with a groove (5), the inner wall of the groove (5) is fixedly provided with a toothed block (6), the middle position of the inner wall of the first sliding groove (2) is movably provided with a gear (23), both sides of the top of the bottom plate (1) are provided with ball grooves (20), the periphery of the top end of the inner wall of the ball grooves (20) is fixedly provided with springs (21), the right end of each spring (21) is fixedly provided with a stretching belt (22), the top of the first sliding block (3) is fixedly provided with a supporting rod (7), the inside of the supporting rod (7) is provided with a through groove (17), and the inside of, the utility model discloses a lead screw, including lead screw (8), top outer wall fixed mounting have bull stick (12), and the inside of bull stick (12) is inserted and is equipped with fixed stick (13), second spout (9) have all been seted up to the inner wall both sides that lead to groove (17), through-hole (18) have been seted up to the left end of clamping bar (15), the left end both sides of clamping bar (15) all fixed mounting have slide bar (10), and the front fixed mounting of slide bar (10) has second slider (19), the right-hand member fixed mounting of clamping bar (15) has clamp splice (16), the top fixed mounting of bracing piece (7) has fixing base (11), and fixed orifices (14) have been seted up at the top of fixing base (11).

2. The gas turbine bearing servicing auxiliary apparatus according to claim 1, characterized in that: the inside of bracing piece (7) and fixing base (11) is run through on lead screw (8) top, the outer wall of lead screw (8) is provided with the external screw thread, the inner wall of through-hole (18) is provided with the internal thread, through-hole (18) have been cup jointed to the outer wall of lead screw (8), lead screw (8) and through-hole (18) threaded connection.

3. The gas turbine bearing servicing auxiliary apparatus according to claim 1, characterized in that: fixing holes (14) are uniformly formed in the top end of the fixing seat (11) at equal angles, the diameter of the inner wall of each fixing hole (14) is equal to that of the outer wall of the fixing rod (13), and the fixing rod (13) and the fixing holes (14) form an embedded structure.

4. The gas turbine bearing servicing auxiliary apparatus according to claim 1, characterized in that: the diameter of the outer wall of the second sliding block (19) is equal to the diameter of the inner wall of the second sliding groove (9), and the second sliding block (19) and the second sliding groove (9) form a sliding structure.

5. The gas turbine bearing servicing auxiliary apparatus according to claim 1, characterized in that: one end of the spring (21) is fixedly welded with the ball groove (20), the other end of the spring (21) is fixedly welded with the stretching belt (22), and the stretching belt (22) and the spring (21) form an elastic structure.

6. The gas turbine bearing servicing auxiliary apparatus according to claim 1, characterized in that: the gear (23) is meshed with the tooth block (6), and the gear (23) and the tooth block (6) form a transmission structure.