CN216471840U - Rotor magnet yoke lamination device - Google Patents
Rotor magnet yoke lamination device Download PDFInfo
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- CN216471840U CN216471840U CN202122634276.3U CN202122634276U CN216471840U CN 216471840 U CN216471840 U CN 216471840U CN 202122634276 U CN202122634276 U CN 202122634276U CN 216471840 U CN216471840 U CN 216471840U
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- rotor yoke
- hoisting
- yoke lamination
- rotor
- double
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Abstract
The utility model discloses a rotor magnet yoke lamination device, which comprises: the lifting device comprises a base, a shaft sleeve, a rotating shaft, a lifting I-beam, a balancing weight and a double-hook electric hoist; the double-hook electric hoist is arranged on the other side of the hoisting I-beam and movably connected with the hoisting I-beam; the double hook electric block lower extreme is equipped with two safety ropes and four hoist and mount ropes, the hoist and mount rope end is equipped with the permanent magnetism ground jack. The rotor magnet yoke lamination device is suitable for the lamination of the rotor magnet yoke of a large hydropower station, can improve the construction efficiency of the rotor magnet yoke lamination, reduce the human resource input and the construction period, and has wide application range and higher efficiency.
Description
Technical Field
The utility model belongs to the field of mechanical installation tools, and particularly relates to a rotor magnet yoke lamination device.
Background
At present, water and electricity engineering rotor yoke closed assembly all adopts artifical closed assembly, for example 700 ~ 1000MW large-scale hydroelectric set's rotor yoke piece quantity is up to 20000 many, 50 KG of monolithic weight, it needs the workman to last 40 days of transport, it carries needs a large amount of human resources to drop into, to the condition that carries out the yoke closed assembly behind the permanent punching screw of installation to construction process, the yoke lamination is carried to the manual work and is wasted time and energy more, the workman carries the yoke piece at platform and yoke walking, also there is certain safety risk.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to overcome the prior art problem, a rotor yoke lamination device is provided, and the problem of low traditional handling efficiency is solved.
The purpose of the utility model is realized by the following technical scheme:
a rotor yoke lamination apparatus, comprising: the lifting mechanism comprises a base, a shaft sleeve, a rotating shaft, a lifting I-beam, a balancing weight and a double-hook electric hoist; the double-hook electric hoist is arranged on the other side of the hoisting I-beam and is movably connected with the hoisting I-beam; the double hook electric block lower extreme is equipped with two safety ropes and four hoist and mount ropes, the hoist and mount rope end is equipped with the permanent magnetism ground jack.
According to a preferred embodiment, the rotor yoke lamination device further comprises a top reinforcement assembly comprising a reinforcement wire rope and a support frame; the support frame is vertically arranged at the top of the hoisting I-beam, the two ends of the reinforced steel wire rope are respectively and fixedly connected with the two ends of the hoisting I-beam, and the middle of the steel wire rope is pressed in the pulley groove at the top end of the support frame.
According to a preferred embodiment, a tensioner is further provided in the middle of the reinforcing steel wire rope.
According to a preferred embodiment, the top reinforcement assembly is detachably connected to the lifting i-beam.
According to a preferred embodiment, the bottom end of the base is further provided with a plurality of universal wheels.
According to a preferred embodiment, the universal wheel is connected to the base via a height adjusting bolt.
According to a preferred embodiment, a plurality of supporting channel steels are arranged between the side wall of the top end of the shaft sleeve and the base.
According to a preferred embodiment, the rotor yoke lamination device is operatively arranged on the rotor support platform.
The aforementioned main aspects of the utility model and their respective further alternatives can be freely combined to form a plurality of aspects, all of which are aspects that can be adopted and claimed by the present invention. The skilled person in the art can understand that there are many combinations, which are all the technical solutions to be protected by the present invention, according to the prior art and the common general knowledge after understanding the scheme of the present invention, and the technical solutions are not exhaustive herein.
The utility model has the beneficial effects that: the rotor yoke lamination device is suitable for the lamination of the rotor yoke of a large hydropower station, can improve the construction efficiency of the rotor yoke lamination, reduce the human resource input and the construction period, and has wide application range and higher efficiency.
Drawings
Fig. 1 is a schematic structural view of an operating state of a rotor yoke lamination device according to embodiment 1 of the present invention;
fig. 2 is an overall schematic view of a rotor yoke lamination device of embodiment 1 of the present invention with a reduced height;
fig. 3 is a schematic structural view of a rotor yoke lamination device according to embodiment 1 of the present invention;
the device comprises a shaft sleeve 1, a universal wheel 2, a double-hook electric hoist 3, a hoisting I-beam 4, a reinforced steel wire rope 5, a support frame 6, a rotating shaft 7, a tensioner 8, a counterweight 9, a support channel 10, a height adjusting bolt 11, a base 12, a permanent magnet jack 13, a safety rope 14, a rotor circle measuring frame 15, a rotor support 16, a rotor yoke lamination device 17, a rotor yoke sheet 18 and a sheet storage table 19.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, it should be noted that, in the present invention, if the specific structures, connection relationships, position relationships, power source relationships, and the like are not written in particular, the structures, connection relationships, position relationships, power source relationships, and the like related to the present invention can be known by those skilled in the art without creative work on the basis of the prior art.
Example 1:
referring to fig. 1-3, a rotor yoke lamination assembly 17 is shown. The rotor yoke lamination device 17 of the utility model realizes the position movement of the rotor yoke pieces 18 and completes the lamination operation of the rotor yoke pieces 18.
The rotor yoke lamination device 17 includes: the double-hook electric hoist comprises a base 12, a shaft sleeve 1, a rotating shaft 7, a hoisting I-beam 4, a balancing weight 9 and a double-hook electric hoist 3.
Wherein the base 12 is used to provide structural support for the functional components of the rotor yoke lamination assembly 17. The shaft sleeve 1 is of a sleeve-shaped structure and forms a rotating structure together with the rotating shaft 7 sleeved in the shaft sleeve, and the steering function of the rotor magnet yoke lamination device 17 is realized. The hoisting I-beam 4 is used for providing a hoisting rotating arm for hoisting materials. The double-hook electric hoist 3 is used for realizing the hoisting of the rotor yoke piece 18.
Preferably, the bottom end of the base 12 is provided with a plurality of universal wheels 2. In order to achieve a displacement of the present rotor yoke lamination device 17.
Further, the universal wheel 2 is connected with a base 12 through a height adjusting bolt 11. So that the distance or height between the base 12 and the lower supporting surface can be achieved by means of said height adjusting bolts 11. So that the adjustment of the height of the rotor yoke lamination device 17 as a whole is achieved.
Preferably, the upper end of the base 12 is vertically provided with a shaft sleeve 1. The rotating shaft 7 is sleeved in the shaft sleeve 1. The rotating structure of the rotor magnetic yoke lamination device 17 is formed, so that the processed materials can be transferred by 360 degrees in memorability around the rotating shaft 7 after being hoisted.
Preferably, a plurality of supporting channel steels 10 are further arranged between the side wall of the top end of the shaft sleeve 1 and the base 12. Through the structural arrangement of the supporting channel steel 10, the structural stability of the shaft sleeve 1 is further improved, namely the structural stability of the rotor yoke lamination device 17 is improved.
Preferably, the hoisting i-beam 4 is horizontally arranged at the top end of the rotating shaft 7, the counterweight 9 is arranged at the end part of one side of the hoisting i-beam 4, and the double-hook electric hoist 3 is arranged at the other side of the hoisting i-beam 4 and is movably connected with the hoisting i-beam 4.
Further, the lower end of the double-hook electric hoist 3 is provided with two safety ropes 14 and four hoisting ropes, and the tail end of each hoisting rope is provided with a permanent magnet jack 13. When the rotor yoke piece 18 is lifted, the permanent magnet lifter 13 is firstly lifted on the rotor yoke piece 18 from the lower side, the adsorption lifting of the rotor yoke piece is completed, then when the rotor yoke piece is lifted to 100-150 mm (namely, the rotor yoke piece 18 is convenient for personnel to operate), the safety rope 14 and the rotor yoke piece 18 are fixedly connected, and then the rotor yoke piece 18 is transferred.
Preferably, said rotor yoke lamination means 17 further comprise a top reinforcement assembly. The top reinforcing component is detachably connected with the hoisting I-beam 4. Through the top reinforcing component accomplishes the reinforcement to hoist and mount I-beam 4, promoted this rotor yoke lamination device 17's structural stability.
In particular, the top reinforcing assembly comprises a reinforcing steel cord 5 and a support bracket 6. The support frame 6 is vertically arranged at the top of the hoisting I-beam 4, the two ends of the reinforcing steel wire rope 5 are respectively and fixedly connected with the two ends of the hoisting I-beam 4, and the middle of the steel wire rope is pressed in a pulley groove at the top end of the support frame 6.
Furthermore, a tensioner 8 is arranged in the middle of the reinforcing steel wire rope 5. The tensioning degree of the reinforcing steel wire rope 5 is adjusted through the tensioner 8. So as to adapt to different hoisting loads.
The rotor yoke lamination device 17 proposed in this embodiment is used for rotor yoke laminations of large hydroelectric generating sets. Because the manual overlapping assembly efficiency of the rotor magnet yoke laminations is low; the rotor circle measuring frame 15 is in a small distance from the upper plane of the rotor support 16, and the rotor magnetic yoke lamination device 17 can prevent the rotor circle measuring frame 15 from working.
Based on this, in the rotor yoke lamination device 17, during actual construction, the rotor yoke lamination device 17 can efficiently complete lamination work, the problem of low rotor lamination efficiency is solved, and when the rotor circle measuring frame 15 is required to measure, the height of the rotor yoke lamination device 17 can be quickly reduced by taking out the top reinforcing assembly or adjusting the height adjusting bolt 11 on the universal wheel 2.
It should be noted that when the rotor yoke lamination device 17 is in operation, the rotor circle measuring frame 15 can rotate together, and the use of the rotor yoke lamination device 17 is not hindered. The rotor yoke lamination device 17 is arranged on the rotor support during operation.
When the rotor yoke lamination device 17 is used, firstly, the lifting I-beam 4 faces the rotor yoke piece 18, the lifting hook of the double-hook electric hoist 3 falls to a lifting position, the lifting hook with the permanent magnet jacks 13 is used, 4 permanent magnet jacks 13 are arranged in four symmetrical directions of the rotor yoke piece 18 and are tightly sucked, the double-hook electric hoist 3 is started to lift the rotor yoke piece 100-150 mm to stop, constructors hang the anti-falling safety rope 14 on the rotor yoke piece 18 to form the self-locking hook, the rotor yoke piece 18 is lifted to a preset position after the completion, the anti-falling safety rope 14 is disassembled and assembled when the rotor yoke piece falls to 100-150 mm, and the rotor yoke piece is lifted in place. Whether the rotor magnetic yoke lamination device 17 is balanced in weight or not is checked before the device is used, the balancing weight 9 is additionally arranged according to the actual situation on site, the I-shaped beam 4 cannot be hoisted when the position of the rotor magnetic yoke lamination device 17 moves, and the base 12 or the shaft sleeve 1 needs to be pushed.
When the rotor circle measuring frame 15 is used for measurement, firstly, the height adjusting bolts 11 of the universal wheels 2 arranged on the base 12 are lowered to the minimum height, then the tensioner 8 is loosened, finally the support frame 6 is detached, the reinforcing steel wire rope 5 and the support frame 6 are hung on one side of the hoisting I-beam 4, and the position of the hoisting I-beam 4 does not influence the rotor circle measuring frame 15 to use.
In conclusion, the rotor yoke lamination device is suitable for the lamination of the rotor yoke of the large hydropower station, can improve the construction efficiency of the rotor yoke lamination, reduce the human resource input and the construction period, and has wide application range and higher efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A rotor yoke lamination arrangement, characterized in that the rotor yoke lamination arrangement (17) comprises: the lifting mechanism comprises a base (12), a shaft sleeve (1), a rotating shaft (7), a lifting I-beam (4), a balancing weight (9) and a double-hook electric hoist (3);
the double-hook electric hoist is characterized in that a shaft sleeve (1) is vertically arranged at the upper end of the base (12), the rotating shaft (7) is sleeved in the shaft sleeve (1), the hoisting I-beam (4) is horizontally arranged at the top end of the rotating shaft (7), the balancing weight (9) is arranged at the end part of one side of the hoisting I-beam (4), and the double-hook electric hoist (3) is arranged at the other side of the hoisting I-beam (4) and is movably connected with the hoisting I-beam (4);
two safety ropes (14) and four hoisting ropes are arranged at the lower end of the double-hook electric hoist (3), and a permanent magnet jack (13) is arranged at the tail end of each hoisting rope.
2. The rotor yoke lamination assembly of claim 1, further comprising a top reinforcement assembly,
the top reinforcing component comprises a reinforcing steel wire rope (5) and a supporting frame (6);
the support frame (6) is vertically arranged at the top of the hoisting I-beam (4), the two ends of the reinforced steel wire rope (5) are fixedly connected to the two ends of the hoisting I-beam (4) respectively, and the middle of the reinforced steel wire rope (5) is pressed in a pulley groove at the top end of the support frame (6).
3. A rotor yoke lamination arrangement according to claim 2, characterized in that the central part of the reinforcing wire (5) is further provided with a tensioner (8).
4. A rotor yoke lamination arrangement according to claim 2, wherein the top reinforcement assembly is removably attached to the lifting i-beam (4).
5. A rotor yoke lamination arrangement according to claim 2, characterized in that the bottom end of the base (12) is also provided with a number of universal wheels (2).
6. A rotor yoke lamination arrangement according to claim 5, characterized in that the castor (2) is connected to the base (12) via a height adjustment bolt (11).
7. A rotor yoke lamination arrangement according to claim 1, characterized in that a plurality of support channels (10) are provided between the top side wall of the sleeve (1) and the base (12).
8. A rotor yoke lamination arrangement according to claim 1, characterized in that the rotor yoke lamination arrangement (17) is operatively arranged on the rotor frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634276.3U CN216471840U (en) | 2021-10-29 | 2021-10-29 | Rotor magnet yoke lamination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634276.3U CN216471840U (en) | 2021-10-29 | 2021-10-29 | Rotor magnet yoke lamination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216471840U true CN216471840U (en) | 2022-05-10 |
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ID=81445388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122634276.3U Active CN216471840U (en) | 2021-10-29 | 2021-10-29 | Rotor magnet yoke lamination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216471840U (en) |
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2021
- 2021-10-29 CN CN202122634276.3U patent/CN216471840U/en active Active
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