CN219156359U - Self-climbing construction crane for elevator steel structure well - Google Patents
Self-climbing construction crane for elevator steel structure well Download PDFInfo
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- CN219156359U CN219156359U CN202320206417.8U CN202320206417U CN219156359U CN 219156359 U CN219156359 U CN 219156359U CN 202320206417 U CN202320206417 U CN 202320206417U CN 219156359 U CN219156359 U CN 219156359U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The utility model belongs to the technical field of hoisting equipment, and in particular relates to a crane for self-climbing construction of an elevator steel structure well, which comprises the following components: the first telescopic arms at two sides of the foundation platform can extend out along the horizontal direction and lean against the elevator steel structure so as to realize the support of the framework of the elevator steel structure well on the foundation platform; the climbing platform is slidably connected to the fixed platform and driven by the lifting screw rod to move up and down relative to the fixed platform; the two sides of the climbing platform are respectively provided with a second telescopic arm, and the second telescopic arms can extend out along the horizontal direction and are propped against the elevator steel structure so as to realize the support of the frame of the elevator steel structure well on the climbing platform; when the fixed platform and the climbing platform are propped against the elevator steel structure alternately, the climbing or descending of the fixed platform in the elevator steel structure well can be realized, so that the scene requirement that the height of the elevator steel structure well is continuously increased or reduced when the elevator steel structure well is installed or disassembled is met.
Description
Technical Field
The utility model belongs to the technical field of hoisting equipment, and particularly relates to a crane for self-climbing construction of an elevator steel structure well.
Background
When the elevator is built, the frames of the elevator steel structure well are required to be built, the frames are formed by connecting or welding materials such as angle steel, square steel and H-shaped steel, and the materials belong to parts with large weight.
Therefore, it is a problem to be solved to design a crane capable of performing climbing construction in an elevator steel structure well.
Disclosure of Invention
In order to solve the problem of lifting the heavy object of the elevator steel structure well during construction, the scheme provides the crane for the self-climbing construction of the elevator steel structure well.
The technical scheme adopted by the utility model is as follows:
a self-climbing construction crane for an elevator steel structure shaft, comprising:
the base platform is arranged in the elevator steel structure well, first telescopic arms are respectively arranged on two sides of the base platform, and can extend out along the horizontal direction and lean against the elevator steel structure so as to realize the support of the frame of the elevator steel structure well on the base platform;
the climbing platform is slidably connected to the fixed platform and driven by the lifting screw rod to move up and down relative to the fixed platform; the two sides of the climbing platform are respectively provided with a second telescopic arm, and the second telescopic arms can extend out along the horizontal direction and are propped against the elevator steel structure so as to realize the support of the frame of the elevator steel structure well on the climbing platform;
the lifting assembly is arranged at the upper end of the foundation platform and is used for lifting the weight;
when the fixed platform and the climbing platform are propped against the elevator steel structure alternately, climbing or descending of the fixed platform in the elevator steel structure well can be realized.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: the foundation platform comprises a rotary platform, an upper platform, a lower platform and a vertical rail; the upper platform is arranged above the lower platform; the vertical rail is connected between the upper platform and the lower platform and is in sliding fit with the climbing platform; the rotary platform is rotatably connected above the upper platform and used for installing the lifting assembly.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: the lower part of the upper platform is fixed with a first telescopic tube, and the first telescopic tube is connected with a first telescopic arm in a sleeved mode and is in telescopic fit.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: and a climbing driving motor is arranged on the lower platform or the upper platform and is in transmission connection with the lifting screw rod.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: the climbing platform is provided with a second telescopic tube, and the second telescopic tube is connected with the second telescopic arm in a sleeved mode and is in telescopic fit.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: the hoisting assembly comprises a suspension arm, a winch, a steel rope and a hook; the suspension arm is arranged at the upper end of the basic platform; the winch is fixed on the foundation platform, one end of the steel rope is hung down from one end of the suspension arm far away from the foundation platform and is connected with the hook, and the other end of the steel rope is connected with the winch and is controlled by the winch in a winding and unwinding mode.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: the lower side of the rear end of the suspension arm is rotatably connected with the basic platform; and a screw rod adjuster is further arranged between the suspension arm and the basic platform, one end of the screw rod adjuster is rotatably connected with the basic platform, the other end of the screw rod adjuster is rotatably connected with the upper side of the rear end of the suspension arm, and the screw rod adjuster is used for adjusting the pitching angle of the suspension arm.
As an alternative structure or supplementary design of the crane for self-climbing construction, the crane comprises: universal wheels are respectively arranged at four corners of the side face of the basic platform.
The beneficial effects of the utility model are as follows:
1. in this scheme, basic platform and climbing platform can support on the frame of elevator steel structure well through first telescopic link and second telescopic link respectively, and when both support on the frame of elevator steel structure well in turn, and climbing platform is when upwards moving for basic platform, can realize basic platform's rising or decline control to satisfy the scene demand that the elevator steel structure well was highly constantly risen or was reduced when installing or dismantling.
Drawings
In order to more clearly illustrate the embodiments of the present solution or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is an overall block diagram of a crane for self-climbing construction;
FIG. 2 is a mating block diagram of a base platform and a climbing platform;
FIG. 3 is a side view of FIG. 2;
fig. 4 is a structural view of a frame of an elevator steel structure shaft.
In the figure: 1-a lifting assembly; 11-a boom; 12-steel cord; 13-lifting hooks; 14-a lead screw adjuster; 15-a winch; 2-a base platform; 21-an upper platform; 22-a rotary platform; 23-a first telescopic tube; 24-a first telescopic arm; 25-vertical rails; 26-lower platform; 3-a self-climbing mechanism; 31-a second telescopic rod; 32-climbing a platform; 33-lifting screw rods; 34-a second telescoping tube; 4-universal wheels; 5-frame; 51-vertical ribs; 52-transverse ribs; 53-diagonal bars; 54-connection piece.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the accompanying drawings, and the described embodiments are only some embodiments, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any creative effort based on the embodiments of the present embodiment are all within the protection scope of the present solution.
Example 1
When the elevator is built, the frames 5 of the elevator steel structure shaft are required to be erected, as shown in fig. 4, the frames 5 are formed by connecting angle steel, and the angle steel structure shaft comprises vertical ribs 51, transverse ribs 52, inclined ribs 53 and the like, in general, four vertical ribs 51 are vertically arranged, the transverse ribs 52 are connected between the upper ends and the lower ends of two adjacent vertical ribs 51, meanwhile, the structures of the frames 5 are reinforced in a mode that the inclined ribs 53 are connected between the upper ends and the lower ends of the two adjacent vertical ribs 51, and other vertical ribs 51 are connected above the vertical ribs 51 through connecting pieces 54, so that the structural height of the frames 5 is increased, and the space formed between the four vertical ribs 51 is the elevator steel structure shaft.
Because some of angle steel materials such as the vertical ribs 51, the horizontal ribs 52, the inclined ribs 53 and the like have larger weight, the existing method during installation is to manually hoist and transport through pulleys, a great amount of manpower is consumed, the safety construction is not facilitated, the space in an elevator steel structure well is limited, and the existing hoisting equipment is difficult to hoist the angle steel and other parts used by the frame 5.
For this purpose, this embodiment designs a self-climbing construction crane for an elevator steel structure shaft, as shown in fig. 1 to 3.
The self-climbing construction crane comprises a lifting assembly 1, a foundation platform 2, a self-climbing mechanism 3 and the like.
The foundation platform 2 comprises a rotary platform 22, an upper platform 21, a lower platform 26 and a vertical rail 25; the upper platform 21 is arranged above the lower platform 26; the vertical rail 25 is connected between the upper platform 21 and the lower platform 26 and is in sliding fit with the climbing platform 32 of the self-climbing mechanism 3; the rotary platform 22 is rotatably connected to the upper part of the upper platform 21 and is used for mounting the lifting assembly 1. A first telescopic tube 23 is fixed below the upper platform 21, and first telescopic arms 24 are respectively arranged on two sides of the base platform 2, and the first telescopic tube 23 is connected with the first telescopic arms 24 in a sleeved mode and in telescopic fit. The free end of the first telescopic arm 24 can extend in a horizontal direction and rest against the elevator steel structure, thereby realizing the support of the foundation platform 2 by the frame 5 of the elevator steel structure shaft. The vertical rail 25 can not only guide as a rail for the upward movement or downward movement of the climbing platform 32, but also realize the connection between the upper platform 21 and the lower platform 26.
The self-climbing mechanism 3 comprises a climbing platform 32, a lifting screw 33, a climbing driving motor and other components, wherein vertical rails 25 are respectively arranged at four corners of the climbing platform 32, and two sides of the climbing platform 32 are respectively provided with a second telescopic arm which can extend out along the horizontal direction and abut against an elevator steel structure so as to realize the support of the frame 5 of the elevator steel structure well on the climbing platform 32. Specifically, the climbing platform 32 is provided with a second telescopic tube 34, and the second telescopic tube 34 is connected with a second telescopic arm in a sleeved mode and in telescopic fit. The lower platform 26 is provided with a climbing drive motor, as shown in fig. 2, which may also be provided on the upper platform 21, which climbing drive motor is connected in a driven manner to the lifting screw 33. The lifting screw 33 is in threaded fit with the climbing platform 32, and when the lifting screw 33 is driven by the climbing driving motor to rotate forwards or reversely, the climbing platform 32 can be controlled to move upwards or downwards relative to the base platform 2.
The lifting assembly 1 is arranged at the upper end of the foundation platform 2 and is used for lifting a heavy object; the hoisting assembly 1 comprises a suspension arm 11, a winch 15, a steel rope 12 and a hook; the suspension arm 11 is arranged at the upper end of the basic platform 2; the winch 15 is fixed on the foundation platform 2, one end of the steel rope 12 hangs down from one end of the boom 11 far away from the foundation platform 2 and is connected with a hook, and the other end of the steel rope 12 is connected with the winch 15 and is controlled by the winch 15. The lower side of the rear end of the suspension arm 11 is rotatably connected with the basic platform 2; a screw adjuster 14 is further provided between the boom 11 and the base platform 2, one end of the screw adjuster 14 is rotatably connected with the base platform 2, the other end of the screw adjuster 14 is rotatably connected with the upper side of the rear end of the boom 11, and the screw adjuster 14 is used for adjusting the pitching angle of the boom 11.
The four corners of the side of the base platform 2 are respectively provided with universal wheels 4, and when the lifting assembly 1 rotates to the side of the base platform 2 and the base platform 2 is laid down on the ground, the position movement can be performed through the universal wheels 4.
When the crane in the embodiment is used, the fixed platform can climb or descend in the elevator steel structure well in a mode that the fixed platform and the climbing platform 32 are alternatively abutted to the elevator steel structure. The method comprises the following steps:
during installation of the frame 5 of the elevator steel shaft, when the crane needs to be lifted: the second telescopic arms are firstly ensured to be in an extending state on the left side or the right side of the climbing platform 32 and are abutted against the transverse ribs 52 of the frame 5, meanwhile, the first telescopic arms 24 on the left side and the right side of the climbing platform 21 are ensured to be in a retracting state, then the rotation of the lifting screw rod 33 is utilized to control the foundation platform 2 to ascend relative to the climbing platform 32, when the upper platform 21 ascends to the position above the appointed transverse ribs 52, the first telescopic arms 24 on the left side and the right side of the upper platform 21 extend and are abutted against the corresponding transverse ribs 52, then the lifting screw rod 33 is reversely rotated to enable the climbing platform 32 to ascend relative to the foundation platform 2, and after the second telescopic arms of the climbing platform 32 retract and re-extend, the second telescopic arms are abutted against the corresponding transverse ribs 52, so that the ascent of the crane is completed.
Conversely, in the process of dismantling the frame 5 of the elevator steel structure shaft, when the crane needs to descend: the first telescopic arms 24 on the left side and the right side of the upper platform 21 are guaranteed to be in an extending state and abut against the transverse ribs 52 of the frame 5, the second telescopic arms on the left side and the right side of the climbing platform 32 are guaranteed to be in a retracting state, then the foundation platform 2 is controlled to descend relative to the climbing platform 32 by utilizing the rotation of the lifting screw 33, when the climbing platform 32 descends to the position above the designated transverse ribs 52, the second telescopic arms on the left side and the right side of the climbing platform 32 extend and abut against the corresponding transverse ribs 52, then the first telescopic arms 24 on the left side and the right side of the upper platform 21 are retracted, then the lifting screw 33 is reversely rotated to enable the foundation platform 2 to descend relative to the climbing platform 32, and after the first telescopic arms 24 of the upper platform 21 retract and re-extend, the first telescopic arms 24 abut against the corresponding transverse ribs 52, so that the descent of the crane is completed.
The above examples are presented for the purpose of illustration only and are not intended to be limiting of the embodiments; it is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present technology.
Claims (8)
1. The utility model provides a lift for self-climbing construction of elevator steel construction well which characterized in that: comprising the following steps:
the base platform (2) is arranged in the elevator steel structure well, first telescopic arms (24) are respectively arranged on two sides of the base platform (2), and the first telescopic arms (24) can extend out along the horizontal direction and are propped against the elevator steel structure so as to realize the support of the frame (5) of the elevator steel structure well to the base platform (2);
the climbing platform (32) is slidably connected to the fixed platform and driven by the lifting screw rod (33) to move up and down relative to the fixed platform; the two sides of the climbing platform (32) are respectively provided with a second telescopic arm, and the second telescopic arms can extend out along the horizontal direction and are propped against the elevator steel structure so as to realize the support of the frame (5) of the elevator steel structure well on the climbing platform (32);
the lifting assembly (1) is arranged at the upper end of the foundation platform (2) and is used for lifting a heavy object;
when the fixed platform and the climbing platform (32) are alternatively abutted to the elevator steel structure, climbing or descending of the fixed platform in the elevator steel structure well can be realized.
2. The crane for self-climbing construction of an elevator steel structure shaft according to claim 1, wherein: the foundation platform (2) comprises a rotary platform (22), an upper platform (21), a lower platform (26) and a vertical rail (25); the upper platform (21) is arranged above the lower platform (26); the vertical rail (25) is connected between the upper platform (21) and the lower platform (26) and is in sliding fit with the climbing platform (32); the rotary platform (22) is rotatably connected above the upper platform (21) and is used for installing the lifting assembly (1).
3. The crane for self-climbing construction of an elevator steel structure shaft according to claim 2, wherein: a first telescopic tube (23) is fixed below the upper platform (21), and the first telescopic tube (23) is connected with a first telescopic arm (24) in a sleeved mode and is in telescopic fit.
4. The crane for self-climbing construction of an elevator steel structure shaft according to claim 2, wherein: a climbing driving motor is arranged on the lower platform (26) or the upper platform (21), and the climbing driving motor is in transmission connection with a lifting screw rod (33).
5. The crane for self-climbing construction of an elevator steel structure shaft according to claim 1, wherein: the climbing platform (32) is provided with a second telescopic tube (34), and the second telescopic tube (34) is connected with the second telescopic arm in a sleeved mode and in telescopic fit.
6. The crane for self-climbing construction of an elevator steel structure shaft according to claim 1, wherein: the hoisting assembly (1) comprises a suspension arm (11), a winch (15), a steel rope (12) and a hook; the suspension arm (11) is arranged at the upper end of the basic platform (2); the winch (15) is fixed on the foundation platform (2), one end of the steel rope (12) is hung down from one end of the suspension arm (11) far away from the foundation platform (2) and is connected with the hook, and the other end of the steel rope (12) is connected with the winch (15) and is controlled by the winch (15) in a winding and unwinding mode.
7. The crane for self-climbing construction of an elevator steel structure shaft according to claim 6, wherein: the lower side of the rear end of the suspension arm (11) is rotatably connected with the base platform (2); a screw rod adjuster (14) is further arranged between the suspension arm (11) and the base platform (2), one end of the screw rod adjuster (14) is rotatably connected with the base platform (2), the other end of the screw rod adjuster (14) is rotatably connected with the upper side of the rear end of the suspension arm (11), and the screw rod adjuster (14) is used for adjusting the pitching angle of the suspension arm (11).
8. The crane for self-climbing construction of an elevator steel structure shaft according to claim 1, wherein: universal wheels (4) are respectively arranged at four corners of the side face of the basic platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320206417.8U CN219156359U (en) | 2023-02-13 | 2023-02-13 | Self-climbing construction crane for elevator steel structure well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320206417.8U CN219156359U (en) | 2023-02-13 | 2023-02-13 | Self-climbing construction crane for elevator steel structure well |
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| CN219156359U true CN219156359U (en) | 2023-06-09 |
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| CN202320206417.8U Active CN219156359U (en) | 2023-02-13 | 2023-02-13 | Self-climbing construction crane for elevator steel structure well |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228596A (en) * | 2023-10-31 | 2023-12-15 | 沈阳建筑大学 | Machine platform for omnibearing maintenance of wind driven generator |
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2023
- 2023-02-13 CN CN202320206417.8U patent/CN219156359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228596A (en) * | 2023-10-31 | 2023-12-15 | 沈阳建筑大学 | Machine platform for omnibearing maintenance of wind driven generator |
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