CN218434636U - Hoisting mechanism for maintaining tower crane - Google Patents
Hoisting mechanism for maintaining tower crane Download PDFInfo
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- CN218434636U CN218434636U CN202222093616.0U CN202222093616U CN218434636U CN 218434636 U CN218434636 U CN 218434636U CN 202222093616 U CN202222093616 U CN 202222093616U CN 218434636 U CN218434636 U CN 218434636U
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- wire rope
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Abstract
The utility model provides a hoisting mechanism that maintenance tower crane was used, it is including the body frame, the hoist xarm is installed at the body frame top, the lifting mechanism is installed to hoist xarm wherein one end, the hoist xarm other end is equipped with dolly assembly and luffing mechanism, luffing mechanism passes through haulage wire rope drive dolly assembly, install double clutch on the body frame, double clutch input is connected with luffing mechanism's output, haulage wire rope connects on one of them clutch pulley of double clutch, be equipped with the right angle arm on the hoist xarm between lifting mechanism and the body frame, install on the right angle arm and play to rise the assembly. According to the scheme, the double clutches are added, and the variable-amplitude mechanism is used for driving, so that the driving power of the lifting device is saved, and the use cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the tower crane technique and specifically relates to indicate a hoisting mechanism hoisting machine structure that maintenance tower crane was used.
Background
The crane for the tower crane is a power source for lifting objects by the tower crane, and is very heavy due to the requirement of output power, and if the crane is damaged and needs to be replaced or cannot be directly maintained on the tower crane, the crane needs to be transported, so that the transporting process is very difficult, and a special maintenance crane is generally equipped. However, the dedicated service crane also requires a power source, which leads to an increase in economic and maintenance costs if the dedicated service crane is equipped with an independent power source.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide a maintenance tower crane is used saves the drive power of lifting device, reduces use cost's hoisting mechanism hoisting machine and constructs.
In order to achieve the above object, the present invention provides a technical solution: a hoisting mechanism of a hoisting mechanism for maintaining a tower crane comprises a main frame, wherein a crane cross arm is installed at the top of the main frame, a hoisting device is installed at one end of the crane cross arm, a trolley assembly and a luffing mechanism are arranged at the other end of the crane cross arm, the luffing mechanism drives the trolley assembly through a traction steel wire rope, a double-layer clutch is installed on the main frame, the input end of the double-layer clutch is connected with the output end of the luffing mechanism, the traction steel wire rope is connected to one of clutch wheels of the double-layer clutch, a right-angle arm is arranged on the crane cross arm between the hoisting device and the main frame, a hoisting assembly is installed on the right-angle arm, and the hoisting assembly is connected with the other clutch wheel of the double-layer clutch through the hoisting steel wire rope.
And a lifting steel wire rope bypasses the first steering wheel and the second steering wheel and then is connected with the lifting assembly.
The crane cross arm is provided with a first winch and a second winch, the second winch is connected to one clutch wheel of the double-layer clutch, the first winch is connected to the other clutch wheel of the double-layer clutch, the hoisting steel wire rope is wound on the first winch, and the traction steel wire rope is wound on the second winch.
By adopting the above technical scheme, the utility model, the tower crane is when normal use, and under double clutch's effect, luffing mechanism only drives haulage wire rope, when needs are maintained the lifting mechanism, closes haulage wire rope's clutch pulley, plays to rise the assembly through another clutch wheel drive, hoists the lifting mechanism, and this scheme is through increasing the double clutch, through luffing mechanism drive can to the drive power of lifting mechanism has been saved, use cost has been reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the crane cross arm structure of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings, and the preferred embodiment of the present invention is: referring to fig. 1 and 2, the hoisting mechanism for a hoisting mechanism used for maintaining a tower crane in the embodiment includes a main frame 1, a crane cross arm 5 is installed at the top of the main frame 1, a first hoisting machine and a second hoisting machine are installed on the crane cross arm 5, the second hoisting machine is connected to one clutch pulley of a double-layer clutch 8, the first hoisting machine is connected to the other clutch pulley of the double-layer clutch 8, a hoisting steel wire rope 22 is wound on the first hoisting machine, and a traction steel wire rope 23 is wound on the second hoisting machine. A lifting device 3 is installed at one end of a crane cross arm 5, a trolley assembly 7 and an amplitude variation mechanism 6 are arranged at the other end of the crane cross arm 5, the amplitude variation mechanism 6 drives the trolley assembly 7 through a traction steel wire rope 23, a double-layer clutch 8 is installed on a main frame 1, the input end of the double-layer clutch 8 is connected with the output end of the amplitude variation mechanism 6, the traction steel wire rope 23 is connected to one clutch wheel of the double-layer clutch 8, a right-angle arm 101 is arranged on the crane cross arm 5 between the lifting device 3 and the main frame 1, a lifting assembly 104 is installed on the right-angle arm 101, and the lifting assembly 104 is connected with the other clutch wheel of the double-layer clutch 8 through a lifting steel wire rope 22. One end of a cross arm of the right-angle arm 101 is provided with a first steering wheel 102, the other end of the cross arm of the right-angle arm 101 is provided with a second steering wheel 103, and the hoisting steel wire rope 22 bypasses the first steering wheel 102 and the second steering wheel 103 and is connected with a hoisting assembly 104.
A hoisting mechanism for maintaining a tower crane comprises a main frame 1, a crane cross arm 5 is installed at the top of the main frame 1, a counterweight group 2 is installed at one end of the crane cross arm 5, a hoisting device 3 is installed on the crane cross arm 5 between the counterweight group 2 and the main frame, a trolley assembly 7 is installed at the other end of the crane cross arm 5, an amplitude variation mechanism 6 is installed on the crane cross arm 5 at the main frame, the amplitude variation mechanism 6 is connected with the trolley assembly 7 through a traction steel wire rope 23, a double-layer clutch 8 is installed on the main frame 1, the input end of the double-layer clutch 8 is connected with the output end of the amplitude variation mechanism 6, the traction steel wire rope 23 is connected to one clutch wheel of the double-layer clutch 8, a right-angle arm unit is arranged on the crane cross arm 5 between the hoisting device 3 and the main frame 1, a hoisting assembly 104 is installed on the right-angle arm unit, and the hoisting assembly 104 is connected with the other clutch wheel of the double-layer clutch 8 through a hoisting steel wire rope 22. A first steering wheel 102 is installed at one end of a cross arm of the right-angle arm 101, a second steering wheel 103 is installed at the other end of the cross arm of the right-angle arm 101, a lifting steel wire rope 22 is connected with a lifting assembly 104 after bypassing the first steering wheel 102 and the second steering wheel 103, a first winch and a second winch are installed on the crane cross arm 5, the second winch is connected to one clutch wheel of the double-layer clutch 8, the first winch is connected with the other clutch wheel of the double-layer clutch 8, the lifting steel wire rope 22 is wound on the first winch, and a traction steel wire rope 23 is wound on the second winch.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by one of ordinary skill in the art as appropriate.
The trolley assembly, the luffing mechanism, the hoisting assembly and other parts which are not described in detail are purchased and directly installed for use, the double-layer clutch adopts a conventional double-clutch gearbox on the market, the first hoisting machine and the second hoisting machine are driven through the double-clutch gearbox, so that the luffing mechanism is driven to have two groups of power, the tower crane is normally used, the luffing mechanism only drives a traction steel wire rope under the action of the double-layer clutch, when the hoisting device needs to be maintained, a clutch wheel of the traction steel wire rope is closed, the hoisting assembly is driven through the other clutch wheel, the hoisting device is hoisted, the double clutches are added, the luffing mechanism is driven, so that the driving power of the hoisting device is saved, and the use cost is reduced.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.
Claims (3)
1. The utility model provides a hoisting mechanism that maintenance tower crane was used, it is including body frame (1), and hoist xarm (5) are installed at body frame (1) top, and hoist xarm (5) wherein one end is installed and is risen ware (3), and hoist xarm (5) other end is equipped with dolly assembly (7) and luffing mechanism (6), and luffing mechanism (6) are through drawing wire rope (23) drive dolly assembly (7), its characterized in that: install double clutch (8) on body frame (1), double clutch (8) input is connected with the output of luffing mechanism (6), draw wire rope (23) and connect on one of them clutch pulley of double clutch (8), be equipped with right angle arm (101) on hoist xarm (5) between lifting device (3) and body frame (1), install on right angle arm (101) and play to rise assembly (104), it is connected with another clutch pulley of double clutch (8) through playing to rise wire rope (22) to rise assembly (104).
2. The hoisting mechanism for maintaining the tower crane according to claim 1, characterized in that: a first steering wheel (102) is installed at one end of a cross arm of the right-angle arm (101), a second steering wheel (103) is installed at the other end of the cross arm of the right-angle arm (101), and a lifting steel wire rope (22) bypasses the first steering wheel (102) and the second steering wheel (103) and then is connected with a lifting assembly (104).
3. The hoisting mechanism for maintaining the tower crane according to claim 1, characterized in that: a first winch and a second winch are installed on the cross arm (5) of the crane, the second winch is connected to one clutch wheel of the double-layer clutch (8), the first winch is connected with the other clutch wheel of the double-layer clutch (8), the lifting steel wire rope (22) is wound on the first winch, and the traction steel wire rope (23) is wound on the second winch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222093616.0U CN218434636U (en) | 2022-08-10 | 2022-08-10 | Hoisting mechanism for maintaining tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222093616.0U CN218434636U (en) | 2022-08-10 | 2022-08-10 | Hoisting mechanism for maintaining tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218434636U true CN218434636U (en) | 2023-02-03 |
Family
ID=85092569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222093616.0U Active CN218434636U (en) | 2022-08-10 | 2022-08-10 | Hoisting mechanism for maintaining tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218434636U (en) |
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2022
- 2022-08-10 CN CN202222093616.0U patent/CN218434636U/en active Active
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