CN213622865U - Adjustable balance hoisting tool - Google Patents
Adjustable balance hoisting tool Download PDFInfo
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- CN213622865U CN213622865U CN202022431247.2U CN202022431247U CN213622865U CN 213622865 U CN213622865 U CN 213622865U CN 202022431247 U CN202022431247 U CN 202022431247U CN 213622865 U CN213622865 U CN 213622865U
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- lugs
- hoisting
- working beam
- lifting
- rotor
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Abstract
The utility model discloses an adjustable balance hoisting tool, which comprises a working beam and a hoisting assembly; a working beam: limiting grooves which are uniformly and transversely distributed are symmetrically arranged on the left side and the right side of the upper surface of the lifting hook, lifting lugs I which are symmetrically distributed on the left side and the right side are connected inside the limiting grooves in a sliding mode, and the lifting lugs I are connected with an external lifting hook through steel wire ropes I; hoisting the assembly: all with the inside sliding connection of spacing groove, hoisting component's lower surface all links to each other through two and rotor's the both ends of controlling of wire rope, hoisting component includes the corrosion plate, two lugs and draws the ear, two lugs all with the inside sliding connection of spacing groove, the upper surface of two lugs all is equipped with the corrosion plate, the upper surface of corrosion plate is equipped with even transverse distribution's constant head tank, the constant head tank equals with the size of spacing groove, this adjustable balanced lifting device, can be convenient adjust during the use, the installation is simple, and is high-efficient nimble, more has the superiority than other conventional hoists.
Description
Technical Field
The utility model relates to a rotor leveling installation technical field of units such as steam turbine, compressor and motor specifically is a balanced lifting device with adjustable.
Background
In the installation and maintenance of equipment such as a steam turbine, a compressor, a motor and the like, a rotor is used as an important part, the precision requirement is high, the surface is not allowed to be welded or a corresponding hoisting structure is processed, therefore, the rotor is also the most difficult to hoist in the installation, but in the installation process, the position of the rotor needs to be leveled and adjusted, and any collision is not allowed, so that a set of reliable hoisting tool is needed to ensure the safety of the rotor in the installation and maintenance process, referring to JBT5253.2, an adjustable balance hoisting tool is designed, the installation process of the rotor is simpler and safer, meanwhile, the existing adjustable balance hoisting tool cannot freely axially move on a working beam, cannot adjust the position of a hoisting component according to the center of the rotor to be hoisted, cannot adjust the position during use, cannot fix the position by using a locking plate, and is higher in safety, the installation is tedious, so the realization of an adjustable balance hoisting tool for solving the problems is imperative.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a balanced lifting device with adjustable, can be convenient adjust during the use, the installation is simple, and is high-efficient nimble, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an adjustable balance hoisting tool comprises a working beam and a hoisting assembly;
a working beam: limiting grooves which are uniformly and transversely distributed are symmetrically arranged on the left side and the right side of the upper surface of the lifting hook, lifting lugs I which are symmetrically distributed on the left side and the right side are connected inside the limiting grooves in a sliding mode, and the lifting lugs I are connected with an external lifting hook through steel wire ropes I;
hoisting the assembly: all with the inside sliding connection of spacing groove, hoisting component's lower surface all links to each other through two and the rotor of wire rope controls both ends, and the installation is simple, and is high-efficient nimble, more has the superiority than other conventional hoists, conveniently adjusts the focus of rotor, guarantees going on smoothly of lifting by crane work, improves the intensity of device, is convenient for hoist heavier rotor, conveniently carries on spacingly, increases the reliability of device.
Further, the hoisting assembly comprises a thick steel plate, a second lifting lug and a pull lug, the second lifting lug is connected with the limiting groove in a sliding mode, the thick steel plate is arranged on the upper surface of the second lifting lug, the positioning grooves are evenly and transversely distributed on the upper surface of the thick steel plate, the positioning grooves are equal to the limiting groove in size, the pull lug is arranged on the lower surface of the second lifting lug, the lower surface of the pull lug is connected with the left end and the right end of the rotor through a second steel wire rope, the installation is simple, the efficiency is high, and the lifting device is more superior than other conventional lifting devices.
Further, still include the locking plate, the quantity of locking plate is two, and the upper end at the working beam is all fixed through a locking plate to the adjacent lug of homonymy and lug two, and the convenience is adjusted the focus of rotor, guarantees to lift by crane going on smoothly of work.
Furthermore, the working beam is a 20 # steel I-steel working beam, so that the strength of the device is improved, and a heavier rotor can be conveniently hoisted.
Furthermore, the appearance of constant head tank and spacing groove is square, conveniently carries out spacingly, increases the reliability of device.
Compared with the prior art, the beneficial effects of the utility model are that: this balanced lifting device with adjustable has following benefit:
estimating the gravity center of the rotor, moving a first lifting lug and a second lifting lug to a proper position in a limiting groove of a working beam and locking a locking plate, hanging the working beam on an external hoisting tool hook by a pair of first steel wire ropes with equal length through the first lifting lug, hoisting the working beam by an external hoisting tool, hanging the rotor on a pull lug on the lower surface of the pull lug by the second steel wire ropes, ensuring that the gravity centers of the working beam and the rotor are on an external hoisting tool hook extension line, hoisting the rotor, observing whether the axial eccentricity occurs or not after the rotor leaves the ground, readjusting the positions of the first lifting lug and the second lifting lug if the eccentricity exceeds an allowable value, enabling the hoisting assembly to freely move axially on the working beam, adjusting the position of the hoisting assembly according to the center of the rotor to be hoisted, conveniently adjusting the position when the rotor is used, fixing the position by the locking plate, safety and reliability, and the whole hoisting tool has a unique structure, the installation is simple, and is high-efficient nimble, has more the superiority than other conventional hoists.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the working beam structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 4 is an enlarged schematic view of the position B of the present invention.
In the figure: the steel wire rope hoisting device comprises a working beam 1, a steel wire rope I2, a lifting lug I3, a hoisting assembly 4, a thick steel plate 41, a lifting lug II 42, a pulling lug 43, a locking plate 5, a rotor 6 and a steel wire rope II 7.
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 a technical solution: an adjustable balance hoisting tool comprises a working beam 1 and a hoisting assembly 4;
the working beam 1: the left side and the right side of the upper surface of the working beam are symmetrically provided with limiting grooves which are uniformly and transversely distributed, lifting lugs I3 which are symmetrically distributed on the left side and the right side are connected inside the limiting grooves in a sliding mode, the lifting lugs I3 are connected with an external hoisting hook through steel wire ropes I2, the lifting lugs I3 are moved to a proper position in the limiting grooves of the working beam 1, the working beam 1 is hung on an external hoisting tool hook through the lifting lugs I3 by using a pair of steel wire ropes I2 with equal length, and the working beam 1 is hoisted through an external hoisting tool;
hoisting the assembly 4: the lifting assembly 4 comprises a thick steel plate 41, a second lifting lug 42 and a pull lug 43, the second lifting lug 42 is connected with the inner part of the limiting groove in a sliding manner, the thick steel plate 41 is arranged on the upper surface of the second lifting lug 42, positioning grooves are uniformly and transversely distributed on the upper surface of the thick steel plate 41, the positioning grooves and the limiting groove are equal in size, the pull lug 43 is arranged on the lower surface of the second lifting lug 42, the lower surface of the pull lug 43 is connected with the left end and the right end of the rotor 6 through a second steel wire rope 7, the first lifting lug 3 and the second lifting lug 42 move to proper positions in the limiting groove of the working beam 1 and are locked with locking plates 5, the rotor 6 is hung on the pull lug on the lower surface of the pull lug 43 through the second steel wire rope 7, and the gravity center of the working beam 1 and the rotor 6 is ensured to be on an external lifting tool lifting hook extension line, and (5) hoisting the rotor 6, observing whether the rotor 6 is eccentric in the axial direction after leaving the ground, and readjusting the positions of the first lifting lug 3 and the second lifting lug 42 if the eccentric amount exceeds an allowable value.
Wherein: still include locking plate 5, the quantity of locking plate 5 is two, and the lug 3 and the lug two 42 that the homonymy is adjacent are all fixed in the upper end of working beam 1 through a locking plate 5, are convenient for adjust the focus of rotor 6, conveniently lift by crane.
Wherein: the working beam 1 is a 20-steel I-steel working beam, and the reliability of the structure is enhanced.
Wherein; the appearance of constant head tank and spacing groove is square, and it is spacing to be convenient for utilize locking plate 5 to carry out the locking, increases the stability of device.
When in use: estimating the gravity center of the rotor 6, moving the first lifting lug 3 and the second lifting lug 42 to a proper position in a limiting groove of the working beam 1 and locking a locking plate 5, hanging the working beam 1 on an external hoisting tool hook through the first lifting lug 3 by using a pair of steel wire ropes 2 with equal length, hanging the working beam 1 by using an external hoisting tool, hanging the rotor 6 on a pull lug on the lower surface of the pull lug 43 by using a steel wire rope 7, ensuring that the gravity centers of the working beam 1 and the rotor 6 are on an external hoisting tool hook extension line, hoisting the rotor 6, observing whether the axial direction is eccentric or not after the rotor 6 leaves the ground, and readjusting the positions of the first lifting lug 3 and the second lifting lug 42 if the eccentric amount exceeds an allowable value.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a balanced lifting device with adjustable which characterized in that: comprises a working beam (1) and a hoisting component (4);
working beam (1): limiting grooves which are uniformly and transversely distributed are symmetrically arranged on the left side and the right side of the upper surface of the lifting hook, lifting lugs I (3) which are symmetrically distributed on the left side and the right side are connected inside the limiting grooves in a sliding mode, and the lifting lugs I (3) are connected with an external lifting hook through steel wire ropes I (2);
hoisting assembly (4): all with the inside sliding connection of spacing groove, the lower surface of hoist and mount subassembly (4) all links to each other through two (7) and the left and right sides both ends of rotor (6) of wire rope.
2. The adjustable balance hoisting tool according to claim 1, wherein: hoisting assembly (4) are including steel plate (41), two lugs (42) and draw ear (43), two lugs (42) all with the inside sliding connection of spacing groove, the upper surface of two lugs (42) all is equipped with steel plate (41), the upper surface of steel plate (41) is equipped with even transverse distribution's constant head tank, the constant head tank equals with the size of spacing groove, the lower surface of two lugs (42) is equipped with draws ear (43), the lower surface of drawing ear (43) all links to each other through two (7) of wire rope and the left and right sides both ends of rotor (6).
3. The adjustable balance hoisting tool according to claim 2, characterized in that: still include locking plate (5), the quantity of locking plate (5) is two, and the upper end at working beam (1) is all fixed through a locking plate (5) to the adjacent lug (3) of homonymy and lug two (42).
4. The adjustable balance hoisting tool according to claim 1, wherein: the working beam (1) is a No. 20 steel I-steel working beam.
5. The adjustable balance hoisting tool according to claim 2, characterized in that: the positioning groove and the limiting groove are both square in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431247.2U CN213622865U (en) | 2020-10-28 | 2020-10-28 | Adjustable balance hoisting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431247.2U CN213622865U (en) | 2020-10-28 | 2020-10-28 | Adjustable balance hoisting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213622865U true CN213622865U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022431247.2U Active CN213622865U (en) | 2020-10-28 | 2020-10-28 | Adjustable balance hoisting tool |
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| CN (1) | CN213622865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014146A (en) * | 2021-11-12 | 2022-02-08 | 中航西安飞机工业集团股份有限公司 | Dynamic balance flexible hanging and hoisting method |
-
2020
- 2020-10-28 CN CN202022431247.2U patent/CN213622865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014146A (en) * | 2021-11-12 | 2022-02-08 | 中航西安飞机工业集团股份有限公司 | Dynamic balance flexible hanging and hoisting method |
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