CN211444778U - Generator stator hoist and mount system - Google Patents
Generator stator hoist and mount system Download PDFInfo
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- CN211444778U CN211444778U CN201922041379.1U CN201922041379U CN211444778U CN 211444778 U CN211444778 U CN 211444778U CN 201922041379 U CN201922041379 U CN 201922041379U CN 211444778 U CN211444778 U CN 211444778U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to a generator stator hoisting system, which comprises a hoisting frame, a slide way, a winch and a generator foundation; the hoisting frame is arranged above the slide way; the slideway is arranged on the generator heater platform; the windlasses are arranged on two sides of the slide way; the generator foundation is arranged below the slideway; the hoisting frame comprises a hoisting frame, a moving frame and a hydraulic lifting device; the hoisting frame is connected with the generator stator through a steel wire rope; the movable frame is connected with the hoisting frame; the hydraulic lifting device is arranged on the movable frame; the slideway is provided with a pulley block, and the pulley block comprises a fixed pulley, a movable pulley, a guide pulley and a balance pulley; the fixed pulley is connected with the movable pulley; the guide pulley is connected with the fixed pulley; the balance pulley is connected with the movable pulley. The utility model discloses can be used for generator stator hoist and mount, simple structure is reasonable, convenient operation, and hoist and mount efficiency is high, safe and reliable.
Description
Technical Field
The utility model relates to a hoist and mount system especially relates to a generator stator hoist and mount system.
Background
The stator is a stationary part of the motor and is one of the key parts of the steam turbine generator. The stator is composed of stator core, stator winding and machine base, and for high-voltage and large-capacity synchronous motor, it adopts rotating magnetic pole structure, and because the capacity and voltage of excitation portion are usually much smaller than that of armature, the armature is mounted on the stator, and the main magnetic pole is mounted on the rotor. The generator stator acts primarily to cut the magnetic field to produce a voltage in the rotating magnetic field formed by the rotor.
The hoisting of the stator of the generator is a key point and a difficult point in the construction of a thermal power plant, and the scientificity and rationality of the hoisting of the stator have important significance for guaranteeing the construction safety, controlling the construction period and reducing the construction cost. The traditional bridge crane is time-consuming and labor-consuming, low in working efficiency, easy to collide, loss is caused, product quality cannot be guaranteed, and the requirement of stator hoisting cannot be met; when the advanced combined lifting frame and hydraulic lifting device is used, the lifting frame cannot rotate, the stator cannot be in place according to the installation direction after being lifted to the stator foundation, the stator can only be temporarily fallen on the foundation, a steering cross beam and a lifting hook are arranged above the lifting frame, the hydraulic lifting device is lifted, the stator is lifted again, the stator is turned according to the installation direction of the stator, the hydraulic lifting device falls back, and finally the stator is in place. Therefore, a generator stator hoisting system is needed, which can improve hoisting efficiency, shorten construction period, save hoisting cost and improve economic benefits of enterprises.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a generator stator hoist and mount system that simple structure is reasonable, convenient operation, hoist and mount are efficient, safe and reliable.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a generator stator hoisting system comprises a hoisting frame, a slide way, a winch and a generator foundation; the hoisting frame is arranged above the slide way; the slideway consists of a rail and a frame beam, and is arranged on the generator heater platform; the winding engine is arranged on two sides of the slideway, and 2 winding engines are arranged; the generator foundation is arranged below the slideway; the hoisting frame comprises a hoisting frame, a moving frame and a hydraulic lifting device; the hoisting frame is connected with the generator stator through a steel wire rope; the movable frame is connected with the hoisting frame and arranged on the slide way; the hydraulic lifting device is arranged on the movable frame.
According to the generator stator hoisting system, the slideway is provided with the pulley block, and the pulley block comprises the fixed pulley, the movable pulley, the guide pulley and the balance pulley; the number of the fixed pulleys, the number of the movable pulleys and the number of the guide pulleys are 2, the fixed pulleys and the movable pulleys are arranged on the slide way, and the fixed pulleys are connected with the movable pulleys; the guide pulleys are arranged on two sides of the slideway and are connected with the fixed pulley; the balance pulley is arranged on the inner side of the slide way, the balance pulley is connected with the movable pulley, the arrangement of the pulley block is convenient and labor-saving for hoisting the generator stator, the winch drives the guide pulley, the guide pulley and the fixed pulley drive the movable pulley, the balance pulley keeps balanced stress, the generator stator can be steered according to the installation direction through the guide pulley, the steering is convenient, the control is reliable, the time and the labor are saved, and the use is safer and more stable.
According to the generator stator hoisting system, the generator foundation is provided with the foundation embedded part, the fixed pulley, the movable pulley, the guide pulley and the balance pulley are welded and connected with the foundation embedded part by adopting the profile steel, and are welded and connected with the foundation embedded part so as to facilitate the installation of the pulley block to be firmer and more stable, and the use is safer and more reliable.
According to the generator stator hoisting system, the winch is connected with the guide pulley, the control of the generator stator is achieved through the guide pulley by the aid of the winch, steering is more convenient, hoisting efficiency is higher, and use is safer and more reliable.
As above-mentioned generator stator hoist and mount system, hydraulic lifting device be equipped with 4, hydraulic lifting device passes through the cable wire and connects the hoist and mount frame, hydraulic lifting device sets up 4 and is favorable to the promotion and the whereabouts control of hoist and mount frame more reliable, and the hoist and mount frame atress is more balanced to more accurate control the lift of generator stator, ensure hoist and mount efficiency and quality.
The generator stator hoisting system comprises a moving frame, a hoisting frame, 4 hydraulic hoisting devices, a dragging rope, a hoisting frame, a sliding way, a dragging rope, a generator stator, a generator base, a generator stator lifting device, a generator base lifting device, a generator lifting device and a generator base lifting device, wherein the hoisting frame is connected with the generator stator through the dragging rope, when the hoisting frame lifts the generator stator to a height higher than 200mm of a platform of the sliding way, the generator stator is steered according to the installation direction, 2 hoisting machines are started uniformly and slowly, the moving frame drives the generator stator to move to the generator base position, when, the operation is convenient, the hoisting efficiency is high, the use is safe and reliable, the labor can be saved, the construction period is shortened, and the economic benefit is remarkable.
The utility model has the advantages that: the hoisting frame of the utility model is arranged above the slide way; the slideway consists of a rail and a frame beam, and is arranged on the generator heater platform; the windlasses are arranged on two sides of the slideway, and the windlasses are provided with 2 windlasses; the generator foundation is arranged below the slideway; the hoisting frame comprises a hoisting frame, a moving frame and a hydraulic lifting device; the hoisting frame is connected with the generator stator through a steel wire rope; the movable frame is connected with the hoisting frame and arranged on the slide way; the hydraulic lifting device is arranged on the movable frame; a pulley block is arranged on the slideway, and the pulley block comprises a fixed pulley, a movable pulley, a guide pulley and a balance pulley; the fixed pulleys, the movable pulleys and the guide pulleys are all provided with 2, the fixed pulleys and the movable pulleys are arranged on the slide way, and the fixed pulleys are connected with the movable pulleys; the guide pulleys are arranged on two sides of the slideway and are connected with the fixed pulleys; the balance pulley is arranged on the inner side of the slideway and is connected with the movable pulley; the generator foundation is provided with a foundation embedded part, and the fixed pulley, the movable pulley, the guide pulley and the balance pulley are welded and connected with the foundation embedded part by adopting profile steel; the winch is connected with the guide pulley; 4 hydraulic lifting devices are arranged and connected with the hoisting frame through steel cables; remove the frame and connect the hoist engine through the haulage rope, the utility model discloses can be used for generator stator hoist and mount, simple structure is reasonable, convenient operation, and hoist and mount efficiency is high, safe and reliable.
Drawings
FIG. 1 is a schematic structural diagram of a generator stator hoisting system in an embodiment;
FIG. 2 is a layout diagram of a slideway of a generator stator hoisting system in the embodiment.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 and 2, a generator stator hoisting system comprises a hoisting frame 1, a slide way 2, a winch 3 and a generator foundation 4; the hoisting frame 1 is arranged above the slide way 2; the slideway 2 consists of a track and a frame beam, and the slideway 2 is arranged on a generator heater platform; the winches 3 are arranged on two sides of the slide way 2, and 2 winches 3 are arranged; the generator foundation 4 is arranged below the slideway 2; the hoisting frame 1 comprises a hoisting frame 5, a moving frame 6 and a hydraulic lifting device 7; the hoisting frame 5 is connected with a generator stator through a steel wire rope; the movable frame 6 is connected with the hoisting frame 5, and the movable frame 6 is arranged on the slideway 2; the hydraulic lifting device 7 is arranged on the movable frame 6.
In one embodiment of the generator stator hoisting system, a pulley block is arranged on the slideway 2, and the pulley block comprises a fixed pulley 8, a movable pulley 9, a guide pulley 10 and a balance pulley 11; the number of the fixed pulleys 8, the number of the movable pulleys 9 and the number of the guide pulleys 10 are 2, the fixed pulleys 8 and the movable pulleys 9 are arranged on the slide way 2, and the fixed pulleys 8 are connected with the movable pulleys 9; the guide pulleys 10 are arranged on two sides of the slideway 2, and the guide pulleys 10 are connected with the fixed pulleys 8; balance pulley 11 set up in slide 2 inboardly, balance pulley 11 connects movable pulley 9, the setting of assembly pulley is convenient for generator stator's hoist and mount more convenient laborsaving, hoist engine 3 drives guide pulley 10 moreover, guide pulley 10 and fixed pulley 8 drive movable pulley 9, balance pulley 11 keeps the atress balanced, can turn to generator stator according to the installation direction through guide pulley 10, it is convenient to turn to, control is reliable, labour saving and time saving uses more safety and stability.
In one embodiment of the generator stator hoisting system, the generator foundation 4 is provided with a foundation embedded part 12, and the fixed pulley 8, the movable pulley 9, the guide pulley 10 and the balance pulley 11 are all welded and connected with the foundation embedded part 12 by adopting section steel, and are welded and connected with the foundation embedded part 12, so that the pulley block is firmer and more stable to install and is safer and more reliable to use.
In one embodiment of the generator stator hoisting system, the winch 3 is connected with the guide pulley 10, so that the winch 3 can control the generator stator through the guide pulley 10 conveniently, the steering is more convenient, the hoisting efficiency is higher, and the use is safer and more reliable.
In an embodiment of the generator stator hoisting system, the hydraulic hoisting device 7 is provided with 4 hydraulic hoisting devices, the hydraulic hoisting device 7 is connected with the hoisting frame 5 through a steel cable, the hydraulic hoisting device 7 is provided with 4 hydraulic hoisting devices, so that the hoisting and falling control of the hoisting frame 5 are more reliable, the stress of the hoisting frame 5 is more balanced, the more accurate lifting of the generator stator is controlled, and the hoisting efficiency and quality are ensured.
In an embodiment of the generator stator hoisting system, the moving frame 6 is connected with the hoisting machine 3 through a dragging rope, when the hoisting system is used, the generator stator is connected with the hoisting frame 5, the generator stator is lifted slightly through 4 hydraulic lifting devices 7, when the hoisting frame 5 hoists the generator stator to a height exceeding 200mm of a platform of the slide way 2, the generator stator is steered according to the installation direction by using the dragging rope, 2 hoisting machines 3 are started uniformly and slowly, the moving frame 6 drives the generator stator to walk to the position of the generator foundation 4, when the generator stator is about to walk to the position of the generator foundation 4, the dragging is suspended, the longitudinal and transverse centers of the generator stator and the generator foundation 4 are checked, the generator stator is dragged again, when the generator stator moves to the position of the generator foundation 4 and is adjusted to the transverse center of the generator foundation 4, the hydraulic lifting devices 7 uniformly and slowly fall back to the generator stator, the generator stator is arranged on the generator foundation 4, the operation is convenient, the hoisting efficiency is high, the use is safe and reliable, the labor can be saved, the construction period is shortened, and the economic benefit is remarkable.
The hoisting frame 1 of the utility model is arranged above the slide way 2; the slideway 2 consists of a track and a frame beam, and the slideway 2 is arranged on a generator heater platform; the windlasses 3 are arranged on two sides of the slide rail 2, and 2 windlasses 3 are arranged; the generator foundation 4 is arranged below the slideway 2; the hoisting frame 1 comprises a hoisting frame 5, a moving frame 6 and a hydraulic lifting device 7; the hoisting frame 5 is connected with the generator stator through a steel wire rope; the movable frame 6 is connected with the hoisting frame 5, and the movable frame 6 is arranged on the slideway 2; the hydraulic lifting device 7 is arranged on the movable frame 6; a pulley block is arranged on the slideway 2 and comprises a fixed pulley 8, a movable pulley 9, a guide pulley 10 and a balance pulley 11; 2 fixed pulleys 8, movable pulleys 9 and guide pulleys 10 are arranged, the fixed pulleys 8 and the movable pulleys 9 are arranged on the slide ways 2, and the fixed pulleys 8 are connected with the movable pulleys 9; the guide pulleys 10 are arranged on two sides of the slideway 2, and the guide pulleys 10 are connected with the fixed pulleys 8; the balance pulley 11 is arranged on the inner side of the slideway 2, and the balance pulley 11 is connected with the movable pulley 9; the generator foundation 4 is provided with a foundation embedded part 12, and the fixed pulley 8, the movable pulley 9, the guide pulley 10 and the balance pulley 11 are welded with the foundation embedded part 12 by adopting section steel; the winch 3 is connected with a guide pulley 10; 4 hydraulic lifting devices 7 are arranged, and the hydraulic lifting devices 7 are connected with the hoisting frame 5 through steel cables; the moving frame 6 is connected with the windlass 3 through a drag rope, when in use, the generator stator is connected with the hoisting frame 5, the generator stator is slightly lifted through 4 hydraulic lifting devices 7, when the hoisting frame 5 hoists the generator stator to a height of 200mm over the platform of the slideway 2, the generator stator is turned by the dragging rope according to the installation direction, the 2 windlasses 3 are started evenly and slowly, the movable frame 6 drives the generator stator to walk to the position of the generator foundation 4, when the generator stator is going to go to the position of the generator base 4, the pulling is suspended, the longitudinal and transverse centers of the generator stator and the generator base 4 are checked, the generator stator and the generator base are pulled again, when the generator stator moves to the position of the generator foundation 4 and is well adjusted with the transverse center of the generator foundation 4, and (3) uniformly and slowly dropping the generator stator by using a hydraulic lifting device 7, and dropping the generator stator on the generator foundation 4. The utility model discloses can be used for generator stator hoist and mount, simple structure is reasonable, convenient operation, and hoist and mount efficiency is high, safe and reliable.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a generator stator hoist and mount system which characterized in that: comprises a hoisting frame (1), a slideway (2), a winch (3) and a generator foundation (4); the hoisting frame (1) is arranged above the slide way (2); the slideway (2) consists of a track and a frame beam, and the slideway (2) is arranged on a generator heater platform; the winches (3) are arranged on two sides of the slide way (2), and 2 winches (3) are arranged; the generator foundation (4) is arranged below the slideway (2); the hoisting frame (1) comprises a hoisting frame (5), a moving frame (6) and a hydraulic lifting device (7); the hoisting frame (5) is connected with a generator stator through a steel wire rope; the movable frame (6) is connected with the hoisting frame (5), and the movable frame (6) is arranged on the slide way (2); the hydraulic lifting device (7) is arranged on the movable frame (6).
2. Generator stator hoist system according to claim 1, characterized in that: a pulley block is arranged on the slideway (2), and the pulley block comprises a fixed pulley (8), a movable pulley (9), a guide pulley (10) and a balance pulley (11); 2 fixed pulleys (8), 2 movable pulleys (9) and 2 guide pulleys (10) are arranged on the slide way (2), and the fixed pulleys (8) and the movable pulleys (9) are connected with the movable pulleys (9); the guide pulleys (10) are arranged on two sides of the slide way (2), and the guide pulleys (10) are connected with the fixed pulleys (8); the balance pulley (11) is arranged on the inner side of the slide way (2), and the balance pulley (11) is connected with the movable pulley (9).
3. Generator stator hoist system according to claim 2, characterized in that: the generator foundation (4) is provided with a foundation embedded part (12), and the fixed pulley (8), the movable pulley (9), the guide pulley (10) and the balance pulley (11) are all welded with the foundation embedded part (12) by adopting section steel.
4. Generator stator hoist system according to claim 2, characterized in that: the winch (3) is connected with the guide pulley (10).
5. Generator stator hoist system according to claim 1, characterized in that: the hydraulic lifting device (7) is provided with 4 lifting devices, and the hydraulic lifting device (7) is connected with the hoisting frame (5) through a steel cable.
6. Generator stator hoist system according to claim 1, characterized in that: the moving frame (6) is connected with the windlass (3) through a dragging rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041379.1U CN211444778U (en) | 2019-11-24 | 2019-11-24 | Generator stator hoist and mount system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041379.1U CN211444778U (en) | 2019-11-24 | 2019-11-24 | Generator stator hoist and mount system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211444778U true CN211444778U (en) | 2020-09-08 |
Family
ID=72300550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922041379.1U Active CN211444778U (en) | 2019-11-24 | 2019-11-24 | Generator stator hoist and mount system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211444778U (en) |
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2019
- 2019-11-24 CN CN201922041379.1U patent/CN211444778U/en active Active
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