CN214399592U - Tower crane lengthening arm - Google Patents

Tower crane lengthening arm Download PDF

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Publication number
CN214399592U
CN214399592U CN202120054879.3U CN202120054879U CN214399592U CN 214399592 U CN214399592 U CN 214399592U CN 202120054879 U CN202120054879 U CN 202120054879U CN 214399592 U CN214399592 U CN 214399592U
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CN
China
Prior art keywords
plate
sliding
trolley
pulley
slide rail
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Active
Application number
CN202120054879.3U
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Chinese (zh)
Inventor
王春杨
耿东昌
裴云龙
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China 22MCC Group Corp Ltd
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China 22MCC Group Corp Ltd
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Application filed by China 22MCC Group Corp Ltd filed Critical China 22MCC Group Corp Ltd
Priority to CN202120054879.3U priority Critical patent/CN214399592U/en
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Publication of CN214399592U publication Critical patent/CN214399592U/en
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Abstract

A tower crane lengthening arm comprises a balance weight, a slide rail, a lifting rope, a clamp and a sliding unit, wherein the slide rail comprises a bottom plate and a vertical plate, one end of the slide rail is connected with the balance weight, the other end of the slide rail is connected with the clamp, and a lifting lug is sequentially arranged on one side, close to the balance weight, of the top of the slide rail; the slip unit includes slip dolly, pulley support and slip rope, wherein: each pulley bracket and the pulley form a pulley block, the pulley blocks are respectively arranged at the left end part and the right end part of the sliding rail, one end of each pulley bracket is vertically and fixedly connected to the lower surface of the bottom plate of the sliding rail, the other end of each pulley bracket is connected with the pulley, and the sliding rope is sleeved on the pulleys at the left end part and the right end part to form a closed rail ring; the sliding trolley comprises a trolley body and wheels, the wheels are erected on the upper surface of the bottom plate, the trolley body is of a hollow structure, one edge of the sliding rope, which is close to the bottom plate of the sliding rail, penetrates through the trolley body, and the other edge of the sliding rope is tightly attached to the lower surface of the trolley body, so that the trolley body is driven to slide along the sliding rail. The utility model enlarges the construction range of the tower crane; the workload is greatly reduced.

Description

Tower crane lengthening arm
The technical field is as follows:
the utility model relates to an monomer built-in fitting installation technical field of travelling, the hoist and mount of the small-size built-in fitting of mainly used, component, concretely relates to tower crane lengthening arm.
Background art:
because the construction range of the tower crane on the construction site can not be completely covered, the small embedded parts and the components can not be transported to the installation position and can only be transported by manpower, the labor resources and the construction period are greatly wasted, and the labor resources are in short supply along with the development of urban construction. The invention provides a lengthening arm which is necessary for expanding the construction range of a tower crane. Based on this, the prior art mainly has the following two problems: (1) the construction range of the tower crane on the construction site can not be completely covered, and the small embedded parts and the components can not be transported to the installation position and can only be transported by manpower. (2) The manual handling, inefficiency, construction cost increase, the time limit for a project increases.
The invention content is as follows:
the utility model aims to solve the technical problems, thereby providing a tower crane lengthening arm which solves the manual transportation work when the embedded part is installed, reduces the workload and increases the working efficiency;
the utility model discloses the technical scheme who adopts is:
a tower crane lengthening arm comprises a balance weight, a slide rail, a lifting rope, a clamp and a sliding unit, wherein the slide rail comprises a bottom plate and a vertical plate, the vertical plate is vertically arranged in the center of the upper surface of the bottom plate, the bottom edge of the vertical plate is overlapped with the longitudinal central axis of the bottom plate, and the section of the whole slide rail is in an inverted T shape; one end of the slide rail is connected with a balance weight, the other end of the slide rail is connected with a clamp, a lifting lug is sequentially arranged at one side of the top of the slide rail, which is close to the balance weight, and a lifting rope penetrates through the lifting lug; the slip unit includes slip dolly, pulley support and slip rope, wherein: each pulley bracket and the pulley form a pulley block, the pulley blocks are respectively arranged at the left end part and the right end part of the sliding rail, one end of each pulley bracket is vertically and fixedly connected to the lower surface of the bottom plate of the sliding rail, the other end of each pulley bracket is connected with the pulley, and the sliding rope is sleeved on the pulleys at the left end part and the right end part to form a closed rail ring; the sliding trolley comprises a trolley body and wheels, the wheels are erected on the upper surface of the bottom plate, the trolley body is of a hollow structure, one edge of the sliding rope, which is close to the bottom plate of the sliding rail, penetrates through the trolley body, and the other edge of the sliding rope is tightly attached to the lower surface of the trolley body, so that the trolley body is driven to slide along the sliding rail.
The utility model has the advantages that: (1) the construction range of the tower crane is enlarged; (2) the utility model discloses very big reduction work load, increase work efficiency.
Preferably, the present invention is further characterized in that:
the top end of the vertical plate is provided with a top plate, the top plate and the bottom plate are parallel, and the longitudinal central axes of the top plate and the bottom plate are positioned on the same vertical plane, so that the cross section of the sliding rail is in an inverted H shape. This kind of structure makes the slide rail be upper and lower symmetrical structure, makes the utility model discloses keep balance more easily in the use, and convenient for material collection can adopt the ready-made H shaped steel preparation of job site.
The whole axisymmetric structure that is of sliding trolley, the automobile body include base and supporting leg, and the base is the rectangle structure, and the supporting leg divide into two sets ofly, and every group contains the L type support that two symmetries set up, and the bottom of four L type supports is connected respectively in the wheel rim plate center with four perpendicular rigid couplings in angle of base, the other end of L type support. Thereby guarantee that the wheel of sliding trolley both sides is taken up respectively and is established on the slide rail, avoided the risk that sliding trolley emptys in the course of the work.
The lug is flat sheet structure, and the center is provided with the perforating hole, and the lifting rope passes the perforating hole and is connected slide rail and tower crane eave tile. Convenient materials are taken, and the utility model discloses the cost of manufacture is practiced thrift.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic view of the structure of the lifting lug of the present invention;
FIG. 4 is a schematic structural view of the sliding cart of the present invention;
in the figure: the device comprises a balance weight 1, a slide rail 2, a lifting rope 3, a clamp 4, a bottom plate 5, a vertical plate 6, a lifting lug 7, a steel wire rope 8, a sliding trolley 9, a pulley 10, a pulley support 11, a sliding rope 12, an L-shaped support 13, wheels 14 and an embedded part 15 to be installed.
The specific implementation mode is as follows:
the invention will be further described with reference to the accompanying drawings, which are only intended to better understand the contents of the invention, and the examples do not limit the scope of the invention as claimed.
As shown in fig. 1-2, in order to implement the present invention:
a tower crane lengthening arm comprises a balance weight 1, a slide rail 2, a lifting rope 3, a fixture 4 and a sliding unit, wherein the slide rail 2 comprises a bottom plate 5 and a vertical plate 6, the vertical plate 6 is vertically arranged at the center of the upper surface of the bottom plate 5, the bottom edge of the vertical plate 6 is coincided with the longitudinal central axis of the bottom plate 5, the slide rail 2 convenient for material taking adopts construction site H-shaped steel, the cross section is H-shaped, one end of the slide rail 2 is connected with the balance weight 1, the other end of the slide rail is connected with the fixture 4, a lifting lug 7 is sequentially arranged at one side, close to the balance weight 1, of the top of the slide rail 2, and the lifting rope 3 penetrates through the lifting lug 7; the sliding unit comprises a sliding trolley 9, a pulley bracket 11 and a sliding rope 12, wherein: each pulley bracket 11 and the pulley form a pulley block, the pulley blocks are respectively arranged at the left end part and the right end part of the sliding rail 2, one end of each pulley bracket 11 is vertically and fixedly connected to the lower surface of the bottom plate 5 of the sliding rail 2, the other end of each pulley bracket 11 is connected with the pulley, and the sliding rope 12 is sleeved on the pulleys at the left end part and the right end part to form a closed rail ring; the sliding trolley 9 comprises a trolley body and wheels 14, the wheels 14 are erected on the upper surface of the bottom plate 5, the trolley body is of a hollow structure, one edge of the sliding rope 12 close to the sliding rail bottom plate 5 penetrates through the trolley body, and the other edge of the sliding rope is tightly attached to the lower surface of the trolley body, so that the trolley body is driven to slide along the sliding rail. The whole axisymmetric structure that is of sliding trolley 9, the automobile body includes base and supporting leg, the base is the rectangle structure, the supporting leg divide into two sets ofly, every group contains two L type supports 13 that the symmetry set up, four L type supports 13's bottom respectively with four perpendicular rigid couplings in angle of base, L type support 13's the other end is connected respectively in wheel 14 rim plate center, thereby make sliding trolley 9 both sides wheel 14 take respectively and establish on slide rail 2, avoided the risk that sliding trolley 9 emptys in the course of the work.
When the utility model is used, the bottom of the lifting rope 3 which is put down on the tower crane is connected with the lifting lug 7, and the top is connected with the tower crane hook head; then one end of a steel wire rope 8 is tied to the body of the sliding trolley 9, and the other end of the steel wire rope is connected with an embedded part 15 to be installed; fixing fixture 4 on treating the mounting point, the tower crane lifts by crane and drives the wire rope that links to each other with it upwards to move, and then drives the one end that slide rail 2 is close to the tower crane and raises, and constructor stands in the built-in fitting mounted position and fixes the one end of fixture 4 promptly, and the manpower drags slip rope 12 and drives the dolly 9 that slides and remove, hoists it to the installation zone with the built-in fitting.
The utility model has the advantages that: (1) the construction range of the tower crane is enlarged; (2) the utility model discloses very big reduction work load, increase work efficiency.

Claims (4)

1. A tower crane lengthening arm comprises a balance weight, a slide rail, a lifting rope, a clamp and a sliding unit, wherein the slide rail comprises a bottom plate and a vertical plate, the vertical plate is vertically arranged in the center of the upper surface of the bottom plate, the bottom edge of the vertical plate is overlapped with the longitudinal central axis of the bottom plate, and the section of the whole slide rail is in an inverted T shape; one end of the slide rail is connected with a balance weight, the other end of the slide rail is connected with a clamp, a lifting lug is sequentially arranged at one side of the top of the slide rail, which is close to the balance weight, and a lifting rope penetrates through the lifting lug; the slip unit includes slip dolly, pulley support and slip rope, wherein: each pulley bracket and the pulley form a pulley block, the pulley blocks are respectively arranged at the left end part and the right end part of the sliding rail, one end of each pulley bracket is vertically and fixedly connected to the lower surface of the bottom plate of the sliding rail, the other end of each pulley bracket is connected with the pulley, and the sliding rope is sleeved on the pulleys at the left end part and the right end part to form a closed rail ring; the sliding trolley comprises a trolley body and wheels, the wheels are erected on the upper surface of the bottom plate, the trolley body is of a hollow structure, one edge of the sliding rope, which is close to the bottom plate of the sliding rail, penetrates through the trolley body, and the other edge of the sliding rope is tightly attached to the lower surface of the trolley body, so that the trolley body is driven to slide along the sliding rail.
2. The tower crane lengthening arm of claim 1, wherein: the top end of the vertical plate is provided with a top plate, the top plate and the bottom plate are parallel, and the longitudinal central axes of the top plate and the bottom plate are positioned on the same vertical plane, so that the cross section of the sliding rail is in an inverted H shape.
3. The tower crane lengthening arm of claim 1, wherein: the whole axisymmetric structure that is of sliding trolley, the automobile body include base and supporting leg, and the base is the rectangle structure, and the supporting leg divide into two sets ofly, and every group contains the L type support that two symmetries set up, and the bottom of four L type supports is connected respectively in the wheel rim plate center with four perpendicular rigid couplings in angle of base, the other end of L type support.
4. The tower crane lengthening arm of claim 1, wherein: the lug is flat sheet structure, and the center is provided with the perforating hole, and the lifting rope passes the perforating hole and is connected slide rail and tower crane eave tile.
CN202120054879.3U 2021-01-11 2021-01-11 Tower crane lengthening arm Active CN214399592U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120054879.3U CN214399592U (en) 2021-01-11 2021-01-11 Tower crane lengthening arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120054879.3U CN214399592U (en) 2021-01-11 2021-01-11 Tower crane lengthening arm

Publications (1)

Publication Number Publication Date
CN214399592U true CN214399592U (en) 2021-10-15

Family

ID=78045082

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120054879.3U Active CN214399592U (en) 2021-01-11 2021-01-11 Tower crane lengthening arm

Country Status (1)

Country Link
CN (1) CN214399592U (en)

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