CN216239666U - Eccentric hoist system of inserted lift scaffold - Google Patents
Eccentric hoist system of inserted lift scaffold Download PDFInfo
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- CN216239666U CN216239666U CN202122869988.3U CN202122869988U CN216239666U CN 216239666 U CN216239666 U CN 216239666U CN 202122869988 U CN202122869988 U CN 202122869988U CN 216239666 U CN216239666 U CN 216239666U
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Abstract
The utility model belongs to the technical field of attached lifting scaffolds, and particularly relates to an eccentric lifting system of an attached lifting scaffold. The utility model comprises a wall-attached support, a lifting hanging seat, an outer vertical rod, an inner vertical rod and a guide rail which are arranged in a right-angled triangle shape; the outer vertical rod is connected with the guide rail, and the guide rail is connected with the inner vertical rod to form a main frame; the upper lifting point truss is arranged on a scaffold board of the 5 th step of the scaffold, the upper lifting point truss is connected with an electric hoist, the electric hoist is provided with a guide chain and a fixed pulley, the fixed pulley is connected on the lower lifting point truss, one end of the guide chain is connected on the electric hoist, and the other end of the guide chain is connected on the lifting hanging seat after bypassing the fixed pulley; the lifting hanging seat is fixed on the outer wall of a building, three wall-attached supporting seats are arranged on the outer wall of the building from bottom to top, guide wheels are arranged on the wall-attached supporting seats, guide rail grooves are arranged on the guide rails along the direction of the guide rails, and the guide wheels and the guide rail grooves form a sliding pair. The utility model ensures the rigidity, the strength and the integral stability of the frame body in the lifting and descending processes.
Description
Technical Field
The utility model belongs to the technical field of attached lifting scaffolds, and particularly relates to an eccentric lifting system of an attached lifting scaffold.
Background
In the last decade, floor type external drainage scaffold, hanging basket and external scaffold are gradually eliminated in the construction of building engineering because of the time consumption, labor consumption, material consumption, safety guarantee, economy and other reasons, especially in the construction of high-rise and super high-rise buildings, the external scaffold is used in a large amount, the service life is long, the cost is high, the practicability and the safety are also to be improved, and the external scaffold replaces a high-rise building construction machine for high-rise buildings and cylindrical super high-rise buildings: attached lifting scaffold. The attached lifting scaffold is one of the main modes of high-rise and super high-rise building construction scaffolds due to the advantages of low cost, quick installation, convenient use, strong adaptability and the like. The lifting main frame in the existing attached lifting scaffold is simple in structure, mainly used for installing guide rails and devices for lifting, large in randomness, incapable of guaranteeing the rigidity, strength and overall stability of the lifting frame in the lifting and descending processes, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model provides an eccentric lifting system of an attached lifting scaffold, aiming at solving the problem that a lifting main frame in the existing attached lifting scaffold cannot guarantee the potential safety hazard caused by the rigidity, strength and overall stability of a frame body in the lifting and descending processes.
The utility model is realized by adopting the following technical scheme: an eccentric lifting system of an attached lifting scaffold comprises an attached wall support, a lifting hanging seat, an outer vertical rod, an inner vertical rod and a guide rail, wherein the outer vertical rod, the inner vertical rod and the guide rail are arranged in a right-angled triangle;
the outer vertical rod is connected with the guide rail, and the guide rail is connected with the inner vertical rod to form a main frame; two trusses are arranged between the inner vertical rod and the guide rail, namely an upper hoisting point truss and a lower hoisting point truss, the upper hoisting point truss and the lower hoisting point truss are identical in cross-section size, the upper hoisting point truss is arranged on a 5 th step scaffold plate of the scaffold, an electric hoist is connected onto the upper hoisting point truss, the electric hoist is provided with a guide chain and a fixed pulley, the fixed pulley is connected onto the lower hoisting point truss, one end of the guide chain is connected onto the electric hoist, and the other end of the guide chain is connected onto a lifting hanging seat after bypassing the fixed pulley;
the lifting hanging seat is fixed on the outer wall of a building, three wall-attached supporting seats are arranged on the outer wall of the building from bottom to top, guide wheels are arranged on the wall-attached supporting seats, guide rail grooves are arranged on the guide rails along the direction of the guide rails, and the guide wheels and the guide rail grooves form a sliding pair.
Furthermore, the outer vertical rod is connected with the guide rail through a pocket bottom rod, a rigid support, a triangular support and a vertical oblique chord.
Furthermore, a connecting hole with the diameter of 32mm is reserved on the upper lifting point truss, an M30 high-strength bolt is connected to the connecting hole in a threaded manner, and the electric hoist is hooked on the M30 high-strength bolt;
a connecting hole with the diameter of 32mm is reserved on the lower lifting point truss, an M30 high-strength bolt is connected to the connecting hole in a threaded mode, and the fixed pulley is hooked on the M30 high-strength bolt.
Furthermore, the upper hoisting point truss and the lower hoisting point truss are connected with the inner vertical rod and the guide rail through bolts.
Furthermore, the upper lifting point truss and the lower lifting point truss have the same structure and are formed by welding square pipes and steel plates.
Furthermore, the lifting hanging seat is fixed on the outer wall of the building through a wall-penetrating screw rod.
Furthermore, a steel walkway plate is arranged right above the electric hoist and connected to the truss at the upper lifting point.
Furthermore, the electric hoist adopts a circulating chain type electric hoist, and the rated lifting load of the electric hoist is 7.5 tons.
Compared with the prior art, the utility model has the beneficial effects that:
1. the upper hoisting point truss and the lower hoisting point truss are arranged on the inner side of the main frame body, the electric hoist is arranged at the upper hoisting point truss, the guide chain is vertically suspended, the stress direction of the guide chain is consistent with the lifting direction of the frame body during lifting, the mechanical efficiency in the lifting or descending process of the frame body is improved to a great extent, and the tension waste in the lifting process is saved;
2. the main frame is a vertical frame structure which is arranged in a right triangle, so that the rigidity, strength and overall stability of the frame in the lifting and descending processes are ensured; the main power device (namely the electric block) of the frame body is arranged on the upper lifting point truss, so that the stress is more uniform when the frame body is pulled and tied in work, a danger source of a lifting steel wire rope is eliminated, the lifting can be completed only by using the guide chain of the electric block, the safety is greatly guaranteed, the mechanical efficiency of the frame body in the lifting or descending process is improved to a great extent, and the tensile force waste in the lifting process is saved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a side schematic view of the present invention;
in the figure: 1-bottom-covering rod, 2-outer vertical rod, 3-lower hoisting point truss, 4-rigid support, 5-inner vertical rod, 6-guide rail, 7-wall-attached support, 8-lifting hanging seat, 9-upper hoisting point truss, 10-triangular support, 11-vertical oblique chord, 12-electric hoist, 13-guide chain, 14-fixed pulley and 15-building.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: an eccentric lifting system of an attached lifting scaffold comprises an attached wall support 7, a lifting hanging seat 8, an outer vertical rod 2, an inner vertical rod 5 and a guide rail 6 which are arranged in a right-angled triangle;
the outer vertical rod 2 is connected with a guide rail 6, and the guide rail 6 is connected with the inner vertical rod 5 to form a main frame; two trusses are arranged between the inner vertical rod 5 and the guide rail 6, namely an upper lifting point truss 9 and a lower lifting point truss 3 respectively, the upper lifting point truss 9 and the lower lifting point truss 3 are identical in cross section size, the upper lifting point truss 9 is arranged on a 5 th step scaffold plate of the scaffold, an electric hoist 12 is connected onto the upper lifting point truss 9, the electric hoist 12 is provided with a guide chain 13 and a fixed pulley 14, the fixed pulley 14 is connected onto the lower lifting point truss 3, one end of the guide chain 13 is connected onto the electric hoist 12, and the other end of the guide chain is connected onto the lifting hanging seat 8 after bypassing the fixed pulley 14;
the lifting hanging seat 8 is fixed on the outer wall of a building, three wall attaching supports 7 are arranged on the outer wall of the building from bottom to top, guide wheels are arranged on the wall attaching supports 7, guide rail grooves are formed in the guide rails 6 along the moving direction of the guide rails, and the guide wheels and the guide rail grooves form sliding pairs, so that the left deviation, the right deviation, the front deviation and the rear deviation of the guide rails 6 are limited, the electric hoist 12 can only slide up and down in the guide rail grooves, the electric hoist starts to operate in the lifting process, the guide chain 13 starts to be recovered, the distance between the lower hanging point truss 3 and the building is continuously shortened, and the whole frame body is lifted.
The outer vertical rod 2 is connected with the guide rail 6 through a pocket bottom rod 1, a rigid support 4, a triangular support 10 and a vertical oblique chord 11.
A connecting hole with the diameter of 32mm is reserved on the upper lifting point truss 9, an M30 high-strength bolt is connected to the connecting hole in a threaded manner, and the electric hoist 12 is hooked on the M30 high-strength bolt and does not need to move repeatedly during one-time hanging;
a connecting hole with the diameter of 32mm is reserved in the lower lifting point truss 3, an M30 high-strength bolt is connected to the connecting hole in a threaded mode, and the fixed pulley 14 is hooked on the M30 high-strength bolt.
The upper hoisting point truss 9 and the lower hoisting point truss 3 are connected with the inner vertical rod 5 and the guide rail 6 through bolts.
The upper lifting point truss 9 and the lower lifting point truss 3 are identical in structure and are formed by welding square pipes and steel plates.
The lifting hanging seat 8 is fixed on the outer wall of a building through a wall-penetrating screw rod, and the whole load of the main frame is transmitted to the building through the fixed wall-penetrating screw rod.
The steel walkway plate is arranged right above the electric hoist 12 and connected to the upper lifting point truss 9, so that rain and building mortar are prevented from being stained, the damage probability of the electric hoist can be reduced, and the labor intensity of operators and operation danger during hanging are reduced.
The electric hoist 12 is a circulating chain type electric hoist, and the rated lifting load of the electric hoist is 7.5 tons.
The upper lifting point truss 9, the lower lifting point truss 3 and the electric hoist 12 form a lifting system together.
The guide rail 6 is used as a main stress member, the inner upright 5 is used as a rod piece for assisting in installing the upper hoisting point truss 9 and the lower hoisting point truss 3, and the outer upright 2 is installed at the position opposite to the guide rail.
The utility model provides a main frame is as vertical biography power component, wherein guide rail 6 is as main atress component, inboard interior pole setting 2 is as the member of supplementary hoisting point installation, because on, if only unilateral is connected with the guide rail for lower hoisting point truss, can have bigger requirement to the intensity requirement of hoisting point, can have the condition of deformation in the in-process of using simultaneously, be unfavorable for the safe handling of support body, simultaneously if unilateral is connected, the junction of upper and lower hoisting point truss and guide rail can have the local compressive resistance of guide rail to show the increase, make guide rail 6 take place to warp, this scheme can rationally solve this problem.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. The utility model provides an eccentric hoist system of inserted lift scaffold which characterized in that: comprises a wall-attached support (7), a lifting hanging seat (8), an outer upright (2), an inner upright (5) and a guide rail (6), which are arranged in a right-angled triangle;
the outer vertical rod (2) is connected with a guide rail (6), and the guide rail (6) is connected with the inner vertical rod (5) to form a main frame; two trusses are arranged between the inner vertical rod (5) and the guide rail (6), namely an upper lifting point truss (9) and a lower lifting point truss (3), the cross sections of the upper lifting point truss (9) and the lower lifting point truss (3) are the same in size, the upper lifting point truss (9) is arranged on a 5 th step scaffold board of the scaffold, an electric hoist (12) is connected onto the upper lifting point truss (9), the electric hoist (12) is provided with a guide chain (13) and a fixed pulley (14), the fixed pulley (14) is connected onto the lower lifting point truss (3), one end of the guide chain (13) is connected onto the electric hoist (12), and the other end of the guide chain is connected onto the lifting hanging seat (8) after bypassing the fixed pulley (14);
the lifting hanging seat (8) is fixed on the outer wall of the building, three wall attaching supports (7) are arranged on the outer wall of the building from bottom to top, guide wheels are arranged on the wall attaching supports (7), guide rail grooves are arranged on the guide rails (6) along the direction of the guide rails, and the guide wheels and the guide rail grooves form a moving pair.
2. An eccentric lifting system of an attached lifting scaffold according to claim 1, characterized in that: the outer upright stanchion (2) is connected with the guide rail (6) through a pocket bottom rod (1), a rigid support (4), a triangular support (10) and a vertical oblique chord (11).
3. An eccentric lifting system of an attached lifting scaffold according to claim 1 or 2, characterized in that: a connecting hole with the diameter of 32mm is reserved in the upper lifting point truss (9), an M30 high-strength bolt is connected to the connecting hole in a threaded manner, and the electric hoist (12) is hooked on the M30 high-strength bolt;
a connecting hole with the diameter of 32mm is reserved in the lower lifting point truss (3), an M30 high-strength bolt is connected to the connecting hole in a threaded mode, and the fixed pulley (14) is hooked on the M30 high-strength bolt.
4. An eccentric lifting system of an attached lifting scaffold according to claim 3, characterized in that: the upper hoisting point truss (9) and the lower hoisting point truss (3) are connected with the inner vertical rod (5) and the guide rail (6) through bolts.
5. An eccentric lifting system of an attached lifting scaffold according to claim 4 wherein: the upper lifting point truss (9) and the lower lifting point truss (3) are identical in structure and are formed by welding square pipes and steel plates.
6. An eccentric lifting system of an attached lifting scaffold according to claim 5, characterized in that: the lifting hanging seat (8) is fixed on the outer wall of the building through a wall-penetrating screw rod.
7. An eccentric lifting system of an attached lifting scaffold according to claim 6, characterized in that: a steel walkway plate is arranged right above the electric hoist (12) and connected to the upper hoisting point truss (9).
8. An eccentric lifting system of an attached lifting scaffold according to claim 7, characterized in that: the electric hoist (12) adopts a circulating chain type electric hoist, and the rated lifting load of the electric hoist is 7.5 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122869988.3U CN216239666U (en) | 2021-11-23 | 2021-11-23 | Eccentric hoist system of inserted lift scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122869988.3U CN216239666U (en) | 2021-11-23 | 2021-11-23 | Eccentric hoist system of inserted lift scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216239666U true CN216239666U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122869988.3U Active CN216239666U (en) | 2021-11-23 | 2021-11-23 | Eccentric hoist system of inserted lift scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216239666U (en) |
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2021
- 2021-11-23 CN CN202122869988.3U patent/CN216239666U/en active Active
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