CN216426489U - Lifting equipment for steam-electricity double-drive steam turbine - Google Patents
Lifting equipment for steam-electricity double-drive steam turbine Download PDFInfo
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- CN216426489U CN216426489U CN202122110718.4U CN202122110718U CN216426489U CN 216426489 U CN216426489 U CN 216426489U CN 202122110718 U CN202122110718 U CN 202122110718U CN 216426489 U CN216426489 U CN 216426489U
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Abstract
The utility model discloses a lifting device for a steam-electric double-drive turbine, which relates to the technical field of lifting and comprises an electric hoist, wherein after a steam turbine is preliminarily clamped by a clamping mechanism, a hook pulls a rigid rope to move upwards through the work of the electric hoist, under the gravity action of the steam turbine and the working condition of the electric hoist, a rigid rope pulls a sliding block to slide inwards so as to drive a bidirectional screw to rotate, a moving block is driven to move inwards through the rotation of the bidirectional screw, a top clamping plate and a rubber pad are pushed to move downwards through a connecting rod, the steam turbine is sufficiently clamped by the clamping mechanism, the top clamping plate and the rubber pad, the burden of personnel is reduced, the phenomenon that the steam turbine falls off due to insufficient clamping of the personnel in the lifting process is prevented, the steam turbine is damaged, and the steam turbine is protected to a certain degree, and the health and safety of personnel are protected.
Description
Technical Field
The utility model relates to the technical field of lifting, in particular to lifting equipment for a steam-electric dual-drive steam turbine.
Background
The hoisting operation means an operation of moving a heavy object by a hoisting machine or a tool. In a narrow sense: after the heavy objects are bound by using the lifting appliance and the rigging, the heavy objects are moved by using the lifting machine. Generally, it is referred to that the heavy objects are carried only by using a hoisting machine. In a broad sense: all the operations of moving the heavy object by means of a hoisting machine or a hoisting tool. In addition to the use of hoisting machinery for carrying heavy objects, hoisting tools are used, such as: jacks, pulleys, chain blocks, self-made hangers, various ropes and the like, and vertically lifting or horizontally moving heavy objects belong to the category of hoisting operation.
The existing hoisting equipment can be hoisted only after the personnel fully fix the equipment to be hoisted when in work, and the damage to the equipment and the personnel can be possibly caused due to the situation that the equipment falls because of insufficient fixation in the hoisting process, so that the problem is solved by the hoisting equipment for the steam-electric double-drive steam turbine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, when in work, a person needs to fully fix equipment to be lifted, the equipment can be lifted, and the equipment and the person are threatened possibly due to the fact that the equipment falls down caused by insufficient fixation in the lifting process, so that the lifting equipment for the steam-electric double-drive steam turbine is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a lifting device for a steam-electric dual-drive steam turbine comprises an electric block and a guide rail connected with the top of the electric block in a sliding mode, wherein a sliding block is arranged at the bottom of the electric block;
the inner side wall of the sliding block is connected with a bidirectional screw rod through threads, the outer side wall of the bidirectional screw rod is connected with a moving block through threads, a reset spring is fixedly connected to the side wall of the moving block, the bottom of the moving block is connected with a connecting rod through a bearing, the end portion of the connecting rod is connected with a top clamping plate through a bearing, a rubber pad is fixedly connected to the bottom of the top clamping plate, and a clamping mechanism is arranged at the bottom of the top clamping plate.
Preferably, clamping mechanism is including setting up the lateral wall splint of top splint bottom, the lateral wall of lateral wall splint is connected with the threaded rod through the bearing, the lateral wall symmetry fixedly connected with telescopic link of lateral wall splint, the telescopic link with the threaded rod setting is on same water flat line.
Preferably, electric block's bottom sliding connection has the couple, the inboard wall of couple is laminated mutually and is had the rigidity rope, the bottom of slider middle part lateral wall is laminated mutually has the roof, the bottom fixedly connected with curb plate of roof.
Preferably, the outer side wall of the threaded rod is connected with the side wall of the side plate through threads, the end part of the telescopic rod is fixedly connected with the side wall of the side plate, and the top side wall of the side wall clamping plate is fixedly connected with the side wall of the rubber pad.
Preferably, the end portion of the bidirectional screw is connected with the inner side wall of the top plate through a bearing, the bottom side wall of the sliding block is in sliding connection with the inner side wall of the top plate, and the outer side wall of the moving block is in sliding connection with the inner side wall of the top plate.
Preferably, the end of the rigid rope is fixedly connected with the side wall of the sliding block, and the rigid rope is symmetrically arranged along the central axis of the hook.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model uses the rigid rope, the sliding block, the bidirectional screw rod, the moving block, the reset spring, the connecting rod, the top clamping plate and the rubber pad in a matching way, after the steam turbine is preliminarily clamped by the clamping mechanism, the hook pulls the rigid rope to move upwards through the work of the electric block, the rigid rope pulls the sliding block to slide inwards under the gravity action of the steam turbine and the working condition of the electric block, the bidirectional screw rod is driven to rotate, the moving block is driven to move inwards through the rotation of the bidirectional screw rod, the top clamping plate and the rubber pad are further pushed to move downwards through the connecting rod, the steam turbine is sufficiently clamped by the clamping mechanism, the top clamping plate and the rubber pad, the burden of personnel is lightened, the situation that the steam turbine falls down due to insufficient clamping of the personnel in the hoisting process is prevented, the steam turbine is damaged, and the steam turbine is protected to a certain degree, and the health and safety of personnel are protected.
2. According to the utility model, through the matching use of the threaded rod, the side wall clamping plate, the telescopic rod and the rubber pad, before the steam turbine is hoisted, the side wall clamping plate moves inwards under the limiting effect of the telescopic rod by rotating the threaded rod, and then the side wall clamping plate and the rubber pad are preliminarily clamped, so that the hoisting operation can be carried out, the operation is simple, convenient and fast, the time is saved, the hoisting efficiency is improved, and the use by personnel is convenient.
Drawings
FIG. 1 is a schematic structural diagram of a lifting apparatus for a steam-electric dual-drive steam turbine according to the present invention;
FIG. 2 is a schematic diagram of an internal structure of a lifting apparatus for a steam-electric dual-drive steam turbine according to the present invention;
FIG. 3 is a schematic connection diagram of a clamping mechanism of a lifting device for a steam-electric dual-drive steam turbine according to the present invention;
FIG. 4 is a schematic view of the interior of a clamping mechanism of a lifting device for a steam-electric double-drive steam turbine according to the present invention;
fig. 5 is an enlarged schematic structural diagram of a part a in fig. 2 of the lifting device for the steam-electric double-drive steam turbine provided by the utility model.
In the figure: 1. an electric hoist; 2. a guide rail; 3. hooking; 4. a rigid cord; 5. a slider; 6. a top plate; 7. a bidirectional screw; 8. a moving block; 9. a return spring; 10. a connecting rod; 11. a top clamping plate; 12. a side plate; 13. a threaded rod; 14. a sidewall clamp plate; 15. a telescopic rod; 16. and (7) a rubber pad.
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.
Referring to fig. 1-5, the lifting device for the steam-electric dual-drive steam turbine comprises an electric hoist 1 and a guide rail 2 connected with the top of the electric hoist 1 in a sliding manner, wherein a sliding block 5 is arranged at the bottom of the electric hoist 1;
the inner side wall of the sliding block 5 is connected with a bidirectional screw 7 through threads, the outer side wall of the bidirectional screw 7 is connected with a moving block 8 through threads, the side wall of the moving block 8 is fixedly connected with a return spring 9, the bottom of the moving block 8 is connected with a connecting rod 10 through a bearing, the end part of the connecting rod 10 is connected with a top clamping plate 11 through a bearing, the bottom of the top clamping plate 11 is fixedly connected with a rubber pad 16, and the bottom of the top clamping plate 11 is provided with a clamping mechanism;
through the setting of above-mentioned structure, alleviateed personnel's burden, prevent lifting by crane the in-process, because the condition that the steam turbine that personnel pressed from both sides the insufficient steam turbine that leads to drops for damage appears in the steam turbine, has carried out certain degree of protection to the steam turbine, and has protected personnel's health safety.
The clamping mechanism comprises a side wall clamping plate 14 arranged at the bottom of a top clamping plate 11, the side wall of the side wall clamping plate 14 is connected with a threaded rod 13 through a bearing, telescopic rods 15 are symmetrically and fixedly connected to the side wall of the side wall clamping plate 14, and the telescopic rods 15 and the threaded rod 13 are arranged on the same horizontal line;
through the setting of above-mentioned structure, before lifting by crane the steam turbine, make lateral wall splint 14 inwards move under the limiting displacement of telescopic link 15 through rotating threaded rod 13, and then carry out preliminary clamp through lateral wall splint 14 and rubber pad 16 and press from both sides tightly, alright lift by crane the operation, easy and simple to handle swiftly, the time of having practiced thrift has improved the efficiency of lifting by crane, makes things convenient for personnel to use.
Wherein, the bottom sliding connection of electric block 1 has couple 3, and the inboard wall of couple 3 is laminated with rigidity rope 4 mutually, and the bottom of the 5 middle part lateral walls of slider is laminated with roof 6, and the bottom fixedly connected with curb plate 12 of roof 6.
The outer side wall of the threaded rod 13 is connected with the side wall of the side plate 12 through threads, the end portion of the telescopic rod 15 is fixedly connected with the side wall of the side plate 12, and the top side wall of the side wall clamping plate 14 is fixedly connected with the side wall of the rubber pad 16.
The end part of the bidirectional screw 7 is connected with the inner side wall of the top plate 6 through a bearing, the bottom side wall of the sliding block 5 is connected with the inner side wall of the top plate 6 in a sliding mode, and the outer side wall of the moving block 8 is connected with the inner side wall of the top plate 6 in a sliding mode.
Wherein, the tip of rigidity rope 4 and the lateral wall fixed connection of slider 5, rigidity rope 4 is the symmetry along the axis of couple 3 and sets up.
Before the steam turbine is hoisted, firstly, two side wall clamping plates 14 are aligned to the middle of the steam turbine, then the electric hoist 1 is started to enable the steam turbine to enter between the two side wall clamping plates 14, at the moment, the threaded rod 13 can be rotated to enable the side wall clamping plates 14 to move inwards under the limiting action of the telescopic rod 15, further, the side wall clamping plates 14 and the rubber pads 16 are preliminarily clamped, hoisting operation can be conducted, the electric hoist 1 is started again to enable the electric hoist to work, the hook 3 pulls the rigid rope 4 to move upwards, under the gravity action of the steam turbine and the working condition of the electric hoist 1, the rigid rope 4 pulls the sliding block 5 to slide inwards, further, the bidirectional screw 7 is driven to rotate, the moving block 8 is driven to move inwards through the rotation of the bidirectional screw 7, further, the top clamping plate 11 and the rubber pads 16 are pushed to move downwards through the connecting rod 10, and further, the side wall clamping plates 14, 16, The top clamping plate 11 and the rubber pad 16 are used for fully clamping the steam turbine, so that the steam turbine is lifted, the operation is simple, convenient and quick, the burden of personnel is reduced, the lifting efficiency is high, the use is convenient, and the steam turbine lifting device is worthy of popularization.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A lifting device for a steam-electric double-drive steam turbine comprises an electric hoist (1) and a guide rail (2) connected with the top of the electric hoist (1) in a sliding manner, and is characterized in that a sliding block (5) is arranged at the bottom of the electric hoist (1);
the inner side wall of the sliding block (5) is connected with a bidirectional screw (7) through threads, the outer side wall of the bidirectional screw (7) is connected with a movable block (8) through threads, the side wall of the movable block (8) is fixedly connected with a return spring (9), the bottom of the movable block (8) is connected with a connecting rod (10) through a bearing, the end portion of the connecting rod (10) is connected with a top clamping plate (11) through the bearing, the bottom of the top clamping plate (11) is fixedly connected with a rubber pad (16), and the bottom of the top clamping plate (11) is provided with a clamping mechanism.
2. The lifting equipment for the steam-electric double-drive steam turbine is characterized in that the clamping mechanism comprises a side wall clamping plate (14) arranged at the bottom of the top clamping plate (11), a threaded rod (13) is connected to the side wall of the side wall clamping plate (14) through a bearing, telescopic rods (15) are symmetrically and fixedly connected to the side wall of the side wall clamping plate (14), and the telescopic rods (15) and the threaded rod (13) are arranged on the same horizontal line.
3. The hoisting equipment for the steam-electric double-drive steam turbine as claimed in claim 1, wherein the bottom of the electric hoist (1) is slidably connected with a hook (3), the inner side wall of the hook (3) is attached with a rigid rope (4), the bottom of the middle side wall of the sliding block (5) is attached with a top plate (6), and the bottom of the top plate (6) is fixedly connected with a side plate (12).
4. The hoisting equipment for the steam-electric double-drive steam turbine as recited in claim 3, wherein the outer side wall of the threaded rod (13) is connected with the side wall of the side plate (12) through threads, the end of the telescopic rod (15) is fixedly connected with the side wall of the side plate (12), and the top side wall of the side wall clamping plate (14) is fixedly connected with the side wall of the rubber pad (16).
5. The hoisting equipment for the steam-electric double-drive steam turbine as recited in claim 3, wherein the end of the bidirectional screw (7) is connected with the inner side wall of the top plate (6) through a bearing, the bottom side wall of the sliding block (5) is slidably connected with the inner side wall of the top plate (6), and the outer side wall of the moving block (8) is slidably connected with the inner side wall of the top plate (6).
6. The hoisting equipment for the steam-electric double-drive steam turbine as recited in claim 3, wherein the end of the rigid rope (4) is fixedly connected with the side wall of the sliding block (5), and the rigid rope (4) is symmetrically arranged along the central axis of the hook (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122110718.4U CN216426489U (en) | 2021-09-02 | 2021-09-02 | Lifting equipment for steam-electricity double-drive steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122110718.4U CN216426489U (en) | 2021-09-02 | 2021-09-02 | Lifting equipment for steam-electricity double-drive steam turbine |
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| Publication Number | Publication Date |
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| CN216426489U true CN216426489U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122110718.4U Active CN216426489U (en) | 2021-09-02 | 2021-09-02 | Lifting equipment for steam-electricity double-drive steam turbine |
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| CN (1) | CN216426489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024093010A1 (en) * | 2022-10-31 | 2024-05-10 | 济宁华源热电有限公司 | High-precision assistance device for mounting of steam turbine rotor |
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2021
- 2021-09-02 CN CN202122110718.4U patent/CN216426489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024093010A1 (en) * | 2022-10-31 | 2024-05-10 | 济宁华源热电有限公司 | High-precision assistance device for mounting of steam turbine rotor |
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