CN217126734U - Tower crane luffing motor replacing device - Google Patents
Tower crane luffing motor replacing device Download PDFInfo
- Publication number
- CN217126734U CN217126734U CN202221005984.9U CN202221005984U CN217126734U CN 217126734 U CN217126734 U CN 217126734U CN 202221005984 U CN202221005984 U CN 202221005984U CN 217126734 U CN217126734 U CN 217126734U
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- tower crane
- cross brace
- motor
- rope
- pulley
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Abstract
The utility model discloses a tower crane becomes width of cloth motor and changes device relates to building hoisting machinery construction technical field. The tower crane luffing motor replacing device comprises: the device comprises a cross brace, a rope pulling device, a vertical rod device, a fixing device and a winding device; the transverse support is formed by welding rectangular pipes and is used for supporting the whole device; the upright rod device is made of a rectangular pipe, is fixed on the cross brace, and is provided with a pulley at the top for supporting the pull rope; the stay cord device consists of a stay cord and turnbuckles, two ends of the stay cord device are respectively connected with the head and the tail of the cross brace, and the middle of the stay cord device passes through a pulley on the vertical rod; the fixing device is an L-shaped fixing sleeve welded by channel steel, and is matched with a bolt and a square connecting plate to fix the whole device on an upper chord of a crane boom of the tower crane; the winding device comprises a guide wheel and a winding engine and is used for lifting the amplitude variation motor.
Description
Technical Field
The utility model relates to a tower crane maintenance technical field, in particular to device is changed to tower crane steel luffing motor.
Background
The tower crane is used as a main transport tool for building construction and widely applied to the building industry. The safe and healthy use of the tower crane is important in construction of construction sites, and the maintenance of the tower crane is more and more an important problem to be solved in the construction sites. The tower crane often appears in the use circumstances such as luffing motor damage, needs to accomplish luffing motor's change in the high altitude, and the construction degree of difficulty is big, and the potential safety hazard is high. At present, the main method for replacing the variable amplitude motor is to lift the variable amplitude motor to a jacking platform, drag the variable amplitude motor to the root of a cargo boom through a chain block, and transport the variable amplitude trolley to a replacement position for replacement. According to present situation, need to develop a tower crane luffing motor and change device in an urgent need, avoid luffing motor to change the in-process high altitude and drop, the device can change luffing motor by quick replacement, reduces operation personnel's intensity of labour, reduces the potential safety hazard in the operation process, improves operation production efficiency.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model discloses tower crane becomes width of cloth motor and changes the technical problem that the device will solve and be: when the tower crane needs to replace the variable amplitude motor, the variable amplitude motor can be replaced quickly, the high-altitude falling of the variable amplitude motor in the transportation process is avoided, the labor intensity of operators is reduced, the potential safety hazard in the operation process is reduced, and the operation production efficiency is improved.
(II) technical scheme
In order to solve the technical problem, the utility model provides a tower crane becomes width of cloth motor and changes device, characterized in that includes: the device comprises a cross brace, a rope pulling device, a vertical rod device, a fixing device and a winding device; the transverse support is formed by welding rectangular pipes and is used for supporting the whole device; the upright rod device is made of a rectangular pipe, is fixed on the cross brace, and is provided with a pulley at the top for supporting the pull rope; the stay cord device consists of a stay cord and turnbuckles, two ends of the stay cord device are respectively connected with the head and the tail of the cross brace, and the middle of the stay cord device passes through a pulley on the vertical rod; the fixing device is an L-shaped fixing sleeve welded by channel steel, and is matched with a bolt and a square connecting plate to fix the whole device on an upper chord of a crane boom of the tower crane; the winding device comprises a guide wheel and a winding engine and is used for lifting the amplitude variation motor.
Preferably, the cross brace is formed by welding rectangular pipes of 60mm by 40mm by 4mm, and a hole of phi 20mm is reserved at the top of the cross brace and used for fixing the pull rope and the turnbuckle.
Preferably, the pole erecting device is formed by welding rectangular pipes of 30mm by 40mm by 4mm, holes of phi 20mm are reserved on the top, and M16 by 90mm bolts are used for fixing the pulleys on the top of the pole erecting device.
(III) advantageous effects
The device for replacing the luffing mechanism of the tower crane can rapidly replace the luffing mechanism, avoids the high altitude dropping of the luffing mechanism in the transportation process, reduces the labor intensity of operators, reduces the potential safety hazard in the operation process, and improves the operation production efficiency.
Drawings
Fig. 1 is a three-dimensional view of a luffing motor device of a tower crane according to an embodiment of the present invention;
fig. 2 is a three-dimensional view of a cross brace according to an embodiment of the present invention;
fig. 3 is a three-dimensional view of a pole erecting device according to an embodiment of the present invention;
fig. 4 is a three-dimensional view of a fixing device according to an embodiment of the present invention.
The specific implementation mode is as follows:
the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Fig. 1 is a three-dimensional drawing of a tower crane luffing motor changing device according to an embodiment of the present invention, including: the device comprises a cross brace 1, a pull rope 2, a pulley 3, an upright rod 4, a turnbuckle 5, a square connecting plate 6, a fixed sleeve 7, a bolt 8, a guide wheel 9 and a winch 10;
fig. 2 is a cross-brace three-dimensional diagram according to an embodiment of the present invention, which is formed by welding rectangular tubes of 60mm by 40mm by 4mm, and has a length of 1200 mm;
FIG. 3 is a three-dimensional view of a pole assembly according to an embodiment of the present invention, which is formed by welding 30mm by 40mm by 4mm rectangular tubes, leaving a hole of 20mm diameter at the top, and using M16 mm by 90mm bolts to fasten a pulley to the top of the pole;
fig. 4 is a three-dimensional view of the fixing device according to the embodiment of the present invention, which is an L-shaped fixing sleeve welded by channel steel, and is matched with a bolt and a square connecting plate to fix the whole device on a tower crane.
The specific working principle is as follows:
when the device for replacing the tower crane luffing motor is used, the device is fixed on an upper chord cross brace of a crane boom of the tower crane by using a fixing device, then the old luffing motor is fixed at the tail end of a steel wire rope of a winch and detached, the winch is started to drive the steel wire rope to ascend, the guide wheel is manually pushed to realize the horizontal movement of the old luffing motor, then the steel wire rope descends to hoist the detached luffing motor to a bearing position of the tower crane, and finally a new luffing motor is hoisted to a replacement position by using the winch to complete the replacement of the luffing motor of the tower crane.
The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the patent protection scope of the present invention should be defined by the claims.
Claims (3)
1. A tower crane luffing motor replacing device is characterized by comprising: the device comprises a cross brace, a rope pulling device, a vertical rod device, a fixing device and a winding device; the transverse support (1) is formed by welding rectangular pipes and is used for supporting the whole device; the rope pulling device consists of a pulling rope (2) and a turnbuckle (5), wherein two ends of the pulling rope are respectively connected with the head and the tail of the cross brace (1), and the middle of the pulling rope passes through a pulley (3) on the vertical rod (4); the upright rod device is made of a rectangular pipe, is fixed on the cross brace (1), and is provided with a pulley (3) at the top for supporting the rope pulling device; the fixing device is characterized in that an L-shaped fixing sleeve (7) welded by channel steel is matched with a bolt (8) and a square connecting plate (6), and the whole device is fixed on an upper chord of a cargo boom of the tower crane; the hoisting device comprises a guide wheel (9) and a hoisting machine (10) and is used for lifting the amplitude-variable motor.
2. The tower crane amplitude motor replacing device as claimed in claim 1, wherein the cross brace (1) is formed by welding rectangular pipes of 60mm x 40mm x 4mm, and the top of the cross brace is provided with a hole of phi 20mm for fixing the pull rope (2) and the turnbuckle (5).
3. The tower crane amplitude motor replacing device as claimed in claim 1, wherein the upright device is formed by welding 30mm x 40mm x 4mm rectangular pipes, the top of the upright device is provided with a hole with a diameter of 20mm, and the pulley (3) is fixed on the top of the upright by using a bolt with a diameter of M16 mm and 90 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005984.9U CN217126734U (en) | 2022-04-28 | 2022-04-28 | Tower crane luffing motor replacing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005984.9U CN217126734U (en) | 2022-04-28 | 2022-04-28 | Tower crane luffing motor replacing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217126734U true CN217126734U (en) | 2022-08-05 |
Family
ID=82650778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221005984.9U Active CN217126734U (en) | 2022-04-28 | 2022-04-28 | Tower crane luffing motor replacing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217126734U (en) |
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2022
- 2022-04-28 CN CN202221005984.9U patent/CN217126734U/en active Active
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