CN219031587U

CN219031587U - Multipurpose hoisting equipment for underground space

Info

Publication number: CN219031587U
Application number: CN202222448384.6U
Authority: CN
Inventors: 史作言; 伍焕莹; 吕玉莹; 樊唯希; 陈凯
Original assignee: Zhejiang Jinyun Pumped Storage Co ltd; State Grid Xinyuan Co Ltd
Current assignee: Zhejiang Jinyun Pumped Storage Co ltd; State Grid Xinyuan Co Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-05-16
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses underground space multipurpose hoisting equipment, which comprises a crane (1), wherein the front end of a crane arm (2) of the crane (1) is provided with a bracket (3), and a hanging basket (4) is arranged on the bracket (3); the support (3) is welded with the crane boom (2), the bottom of the rear end of the hanging basket (4) is hinged with the support (3), the front end of the hanging basket (4) is provided with an arc-shaped long hole (5), and a bolt (6) connected with the support (3) is arranged in the long hole (5); or the bottom of the front end of the hanging basket (4) is hinged with the support (3), the bottom of the rear end of the hanging basket (4) is provided with a telescopic mechanism connected with the support (3), and the support (3) is provided with a horizontal detection mechanism connected with the telescopic mechanism. The utility model has the advantages of convenient use, convenient use in underground spaces with different heights and good safety.

Description

Multipurpose hoisting equipment for underground space

Technical Field

The utility model belongs to the field of underground construction equipment, and particularly relates to underground space multipurpose hoisting equipment.

Background

In the construction process of the pumped storage power station, many construction sites are underground, such as mountain holes, the underground space is huge and has high height, when the underground space is constructed, construction is needed to be carried out on the top of the underground space in many cases, such as mounting lighting equipment, mounting structure steel frames and the like, and when the top is constructed, a scaffold construction mode is adopted to provide a worker with a working platform at present, but time and labor are wasted.

The crane is adopted, a hanging basket is hooked on the hanging hook at the front end of the crane boom, a worker stands in the hanging basket, and the hanging basket is moved and lifted by the crane, so that the worker can construct the top of the underground space, and the crane is movable and can control the hanging basket to lift, so that the crane is very convenient to use. However, in practice, since the lifting hook cannot be lifted very close to the front end of the boom, the lifting hook is always located below the front end of the boom, and a distance is kept between the lifting hook and the front end of the boom, that is, a distance is always kept between the lifting hook and the front end of the boom, and a larger diameter of the lifting boom itself is added, so that after the lifting hook is lifted as much as possible, a larger distance is still kept between the lifting hook and the top of the underground space, and after a worker stands in the lifting hook, a larger distance is kept between the lifting hook and the top of the underground space, so that construction cannot be completed.

Therefore, there is a need for a lifting device capable of reducing the distance between a basket and the top of an underground space, and enabling a worker to complete construction work on the top of the underground space on the basis of convenient use.

Disclosure of Invention

The utility model aims to provide multipurpose hoisting equipment for an underground space. The utility model has the advantages of convenient use, convenient use in underground spaces with different heights and good safety.

The technical scheme of the utility model is as follows: the utility model provides a multi-purpose lifting device in underground space, includes the crane, and the front end of the jib loading boom of crane is equipped with the support, is equipped with the hanging flower basket on the support.

In the underground space multipurpose hoisting equipment, the support is welded with the crane boom, the bottom of the rear end of the hanging basket is hinged with the support, the front end of the hanging basket is provided with an arc-shaped long hole, and a bolt connected with the support is arranged in the long hole.

In the multipurpose lifting device for the underground space, the bottom of the front end of the hanging basket is hinged with the support, the bottom of the rear end of the hanging basket is provided with the telescopic mechanism connected with the support, and the support is provided with the horizontal detection mechanism connected with the telescopic mechanism.

In the multipurpose lifting device for the underground space, the telescopic mechanism comprises an electric cylinder, wherein the body of the electric cylinder is hinged with the bracket, and the telescopic end of the electric cylinder is hinged with the bottom of the hanging basket.

In the multipurpose lifting device for the underground space, the horizontal detection mechanism comprises a controller and a horizontal pipe, wherein the controller is fixed on a support or a hanging basket, the controller is connected with an electric cylinder, the horizontal pipe is fixed at the bottom of the hanging basket, two ends of the horizontal pipe are closed, steel balls are arranged in the horizontal pipe, micro switches fixed with the horizontal pipe are arranged on two sides of the balls, and the micro switches are connected with the controller.

In the multipurpose lifting device for the underground space, spherical pits are arranged on the inner wall of the horizontal pipe, and the pits are positioned between the two micro switches.

In the underground space multipurpose hoisting equipment, the balls are solid steel balls, the diameter is 8-10mm, and the depth of the pit is 0.5-1mm.

Compared with the prior art, the hanging basket is fixed at the front end of the lifting arm of the crane through the bracket, is higher than the lifting hook, can be closer to the top of the underground space, can be used for completing construction operation on the top of the underground space in the hanging basket, and is convenient to use. The rear end of the hanging basket is hinged with the bracket, the front end of the hanging basket is provided with the arc-shaped long hole, and the hanging basket and the bracket are connected with the screw in the long hole, so that the angle between the hanging basket and the bracket can be adjusted, and the hanging basket can be conveniently used in underground spaces with different heights. Through setting up telescopic machanism and horizontal detection mechanism between hanging flower basket and support, can make the hanging flower basket remain level throughout in the lift process, make the workman stand more steadily in the hanging flower basket, the security is better. Therefore, the utility model has the advantages of convenient use, convenient use in underground spaces with different heights and good safety.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1.

Fig. 2 is a front view of the basket of embodiment 2.

Fig. 3 is a top view of the basket of embodiment 2.

Fig. 4 is a front view of the basket of embodiment 3.

Fig. 5 is a schematic structural view of a horizontal tube.

Fig. 6 is a schematic view of the basket of embodiment 3 when lifted.

The marks in the drawings are: the device comprises a 1-crane, a 2-lifting arm, a 3-support, a 4-hanging basket, a 5-long hole, a 6-bolt, a 7-electric cylinder, an 8-controller, a 9-horizontal pipe, 10-balls, 11-micro switches, 12-pits, 13-adapter plates, 14-first side plates, 15-second side plates and 16-rotating shafts.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

Example 1. The multipurpose hoisting equipment for the underground space is shown in fig. 1, and comprises a crane 1, wherein a bracket 3 is arranged at the front end of a crane arm 2 of the crane 1, and a hanging basket 4 is arranged on the bracket 3.

In the embodiment 1, the front end of the boom 2 of the existing crane is welded with the bracket 3, the bracket 3 is welded to avoid the lifting hook lifting mechanism originally existing at the front end of the boom 2, then calculation is performed according to the top height of the underground space, the hanging basket 4 is welded on the bracket 3, when the crane is in the initial state, the hanging basket 4 is in the inclined state, and when the hanging basket 4 is lifted, the hanging basket 4 is lifted to be close to the top of the underground space, and then the hanging basket 4 can be in the basic level.

The embodiment 1 has the advantages of simple structure and low cost, and has the defect that once the manufacture is finished, the hanging basket 4 can only be used in the underground space within a specific height range, and when the hanging basket is used in the underground space with other heights, the hanging basket 4 needs to be cut off, and the hanging basket is welded back after the angle is adjusted according to the height.

Example 2. As shown in fig. 2 and 3, compared with the embodiment 1, the underground space multipurpose lifting device is different in that the bottom of the rear end of the hanging basket 4 is hinged with the bracket 3, specifically, two first side plates 14 are fixed at the bottom of the hanging basket 4, a second side plate 15 fixed with the bracket 3 is arranged at one side of the first side plate 14, and a rotating shaft 16 penetrates through the four side plates. Arc-shaped long holes 5 are formed in the side walls of the two sides of the front end of the hanging basket 4, the circle center of each long hole 5 is arranged on the axis of the rotating shaft 16, bolts 6 are arranged in the long holes 5, two adapter plates 13 are arranged on the support 3, the two adapter plates 13 are respectively located on the two sides of the hanging basket 4, and the bolts 6 penetrate through the long holes 5 and are fixed with the adapter plates 13.

Embodiment 2 has the advantages that the structure is simpler, and the angle of hanging basket 4 can be adjusted according to the height of the top of the underground space, so that the hanging basket is suitable for being used in the underground spaces with different heights, and when the underground spaces with different heights are switched to work, the angle of the hanging basket can be adjusted by loosening bolts 6, and the hanging basket is more convenient to use without cutting off and re-welding.

Example 3. As shown in fig. 4 and 5, unlike the embodiment 1, the bottom of the front end of the basket 4 is hinged to the bracket 3, and the specific hinging manner refers to the embodiment 2. The bottom of hanging flower basket 4 rear end is equipped with the telescopic machanism of being connected with support 3, is equipped with the horizontal detection mechanism who is connected with telescopic machanism on the support 3.

The telescopic mechanism comprises an electric cylinder 7, a body of the electric cylinder 7 is hinged with the bracket 3, and a telescopic end of the electric cylinder 7 is hinged with the bottom of the hanging basket 4.

The horizontal detection mechanism comprises a controller 8 and a horizontal pipe 9, wherein the controller 8 is fixed in the hanging basket 4, the controller 8 is connected with an electric cylinder 7, the horizontal pipe 9 is fixed at the bottom of the hanging basket 4, two ends of the horizontal pipe 9 are closed, a ball 10 is arranged in the horizontal pipe 9, two sides of the ball 10 are respectively provided with a micro switch 11 fixed with the horizontal pipe 9, and the micro switches 11 are connected with the controller 8.

The inner wall of the horizontal pipe 9 is provided with a spherical pit 12, and the pit 12 is positioned between the two micro switches 11.

The ball 10 is a solid steel ball with the diameter of 8-10mm and the depth of the pit 12 of 0.5-1mm.

Working principle of example 3: when the crane 1 lifts the hanging basket 4 to the top of the underground space, the included angle between the crane arm 2 and the ground is increased, the bracket 3 tilts to drive the hanging basket 4 to tilt, after the hanging basket 4 tilts to a certain angle, the balls 10 fall out of the pits 12 under the action of gravity and roll along the horizontal pipe 9 until contacting with the left micro-switch 11, the left micro-switch 11 sends a first signal to the controller 8, the controller 8 enables the electric cylinder 7 to extend, the hanging basket 4 is restored to the horizontal state, after the hanging basket 4 is restored to the horizontal state, the balls 10 are released from contact with the left micro-switch 11 (the contact is that no pressure is acted between the balls), the first signal disappears, and the electric cylinder 7 stops working. After the operation is completed, the crane 1 puts down the hanging basket 4, and in the process of putting down the hanging basket 4, the hanging basket 4 inclines to the other direction, so that the balls 10 roll rightwards and are contacted with the right micro switch, the right micro switch 11 sends a second signal to the controller 8, the controller 8 enables the electric cylinder 7 to shrink, the hanging basket 4 is enabled to recover to be horizontal, after the hanging basket 4 is recovered to be horizontal, the balls 10 are separated from contact with the right micro switch 11, and the electric cylinder 7 stops working.

The embodiment 3 has the advantages that the hanging basket 4 is suitable for being used in underground spaces with different heights, and in the lifting process of the hanging basket 4, the hanging basket 4 can be always in a relatively horizontal state, so that a worker can always stand in the hanging basket 4 more stably. As in

embodiments

1 and 2, during the lifting of the basket 4, the worker has to grasp the basket 4 by hand with uneven floors standing inside the basket.

Furthermore, in

embodiments

1, 2, 3, according to the aerial work standard, the worker still needs to wear a safety belt, one end of which is connected to the bracket 3, avoiding falling out of the basket 4 in case of accident.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Claims

1. Multipurpose hoisting equipment in underground space, its characterized in that: the crane comprises a crane (1), wherein a bracket (3) is arranged at the front end of a crane arm (2) of the crane (1), and a hanging basket (4) is arranged on the bracket (3);

the support (3) is welded with the crane boom (2), the bottom of the rear end of the hanging basket (4) is hinged with the support (3), the front end of the hanging basket (4) is provided with an arc-shaped long hole (5), and a bolt (6) connected with the support (3) is arranged in the long hole (5);

or the bottom of the front end of the hanging basket (4) is hinged with the support (3), the bottom of the rear end of the hanging basket (4) is provided with a telescopic mechanism connected with the support (3), and the support (3) is provided with a horizontal detection mechanism connected with the telescopic mechanism.

2. The underground space multipurpose lifting device of claim 1, wherein: the telescopic mechanism comprises an electric cylinder (7), a body of the electric cylinder (7) is hinged with the support (3), and a telescopic end of the electric cylinder (7) is hinged with the bottom of the hanging basket (4).

3. The underground space multipurpose lifting device of claim 2, wherein: the horizontal detection mechanism comprises a controller (8) and a horizontal pipe (9), wherein the controller (8) is fixed on a support (3) or a hanging basket (4), the controller (8) is connected with an electric cylinder (7), the horizontal pipe (9) is fixed at the bottom of the hanging basket (4), two ends of the horizontal pipe (9) are closed, balls (10) are arranged in the horizontal pipe (9), micro-switches (11) fixed with the horizontal pipe (9) are arranged on two sides of the balls (10), and the micro-switches (11) are connected with the controller (8).

4. A multipurpose lifting device for an underground space according to claim 3, wherein: the inner wall of the horizontal tube (9) is provided with a spherical pit (12), and the pit (12) is positioned between the two microswitches (11).

5. The underground space multipurpose lifting device of claim 4, wherein: the ball (10) is a solid steel ball with the diameter of 8-10mm and the depth of the pit (12) of 0.5-1mm.