CN209411648U - A fully rotating self-climbing simple hoisting device in a high-altitude closed environment - Google Patents

Abstract

A fully rotating self-climbing simple hoisting device in a high-altitude closed environment, including a boom, an outer frame, a hoisting system, and a climbing and descending structure. The climbing and falling structure is located inside the outer frame, including the climbing cylinder, the climbing guide wheels connected to the outside of the climbing cylinder and the corresponding climbing guide rails connected to the outer frame, wherein the climbing cylinder is connected to the boom through the slewing device; the lifting system includes The wire rope, the winch at the bottom of the outer frame, the bottom guide wheel on one side of the winch, the upper guide wheel directly above the bottom guide wheel, and the fixed pulley at the front end of the boom. Through the cooperative operation of this climbing and lowering structure and the lifting system, this device can realize the vertical lifting of the lifting object in the narrow and confined space, and the 360° horizontal rotation of the boom, which is suitable for lifting and transporting objects in the high-altitude closed space Unloading and connection of fixed-point dense objects, etc.

Description

A fully rotating self-climbing simple hoisting device in a high-altitude closed environment

technical field

The utility model relates to the field of building hoisting, in particular to a fully rotating self-climbing simple hoisting device in a high-altitude closed environment.

Background technique

With the increasing demand for multifunctional and combined spaces in buildings, complex architectural styles such as long-span and super high-rise buildings are developing rapidly. Especially in recent years, the number of comprehensive construction projects has increased. The pouring of structural layers of large-span and super high-rise buildings in a limited space, continuous and multi-layer high-support formwork, and the removal of formwork in each structural layer are all of great importance to lifting The hoisting device puts forward higher construction requirements. Traditional hoisting devices, such as tower cranes and car cranes, require a certain amount of construction space, and the installation and use costs are high; when the building structure is closed, due to the small space, tower cranes and cars will not be able to work normally; In the post-pouring area, it is necessary to reserve tower cranes, unloading holes for objects, etc., which also have hidden dangers of structural safety and water leakage; moreover, such as manual handling or pulling out poles, its efficiency is low, affecting the construction progress, and it is easy to cause construction problems. Security risks. Therefore, be badly in need of proposing a kind of hoisting device aiming at high altitude narrow and confined space.

Utility model content

The utility model provides a simple hoisting device with full rotation and self-climbing in a high-altitude closed environment. By realizing the hoisting device vertically climbing and descending along the climbing guide rail, the hoisting state can fully rotate 360°, and the hoisting object can vertically rise and fall within the range of the hoisting height. And other functions to solve the problem of lifting items in a certain narrow closed space.

The technical problem solved by the utility model adopts the following technical solutions to realize:

A fully rotating self-climbing simple hoisting device in a high-altitude closed environment, including a boom, an outer frame and a hoisting system, and also includes a climbing and falling structure, and the climbing and falling structure is connected to the boom through a slewing device; the climbing and falling The structure is located inside the outer frame, including the climbing cylinder, the climbing guide wheels connected to the outside of the climbing cylinder and the corresponding climbing guide rails connected to the outer frame.

The slewing device includes a slewing platform connected to the top of the climbing cylinder, a hollow shaft vertically connected to the slewing platform and a lock nut connected to the top of the hollow shaft; A jib inner shaft sleeve (14) and a bearing group are sleeved.

The bearing set includes at least two self-aligning roller bearings and at least one thrust ball bearing; wherein the self-aligning roller bearings are arranged symmetrically on both sides of the thrust ball bearing; the self-aligning roller bearings, thrust ball bearings and the inner shaft of the boom Set clearance fit or interference fit.

The outer frame is a space square truss structure formed by splicing a group of outer frame units in sequence in the vertical direction; each outer frame unit is evenly equipped with at least four climbing guide rails, and the climbing guide rails are welded to the outer frame in sections , the length of the segment is consistent with the length of the outer frame.

The climbing cylinder is a rectangular cylinder or a cylindrical cylinder, and at least four groups of climbing guide wheels are evenly spaced along the horizontal ring direction, and each group is equipped with at least three climbing guide wheels evenly along the vertical direction; each group of climbing guide wheels corresponds to the climbing guide rail connect.

The hoisting system includes a wire rope, a hoist at the bottom of the outer frame, a bottom guide wheel directly in front of the hoist, an upper guide wheel directly above the bottom guide wheel, and a fixed pulley at the front end of the boom, wherein the wire rope is driven by the hoist It comes out from inside, and then passes through the bottom guide wheel, the climbing cylinder and the slewing device, the upper guide wheel, the fixed pulley and is connected with the hook at the front end of the boom.

The bottom guide wheel, the upper guide wheel and the fixed pulley are located on the same plane; the hoist and the bottom guide wheel are arranged on the platform at the bottom of the outer frame; the upper guide wheel is connected to the rear end of the boom through a guide wheel frame.

The slewing device and the climbing cylinder are correspondingly provided with through holes passing through the wire rope.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

The utility model cooperates with the lifting system and the climbing and falling structure. In the vertical direction, the climbing cylinder climbs or descends along the vertical direction of the guide rail, and can accurately control the lifting height, thereby realizing automatic climbing for high-altitude operations. Function; in the horizontal direction, the slewing device drives the boom to rotate 360° around the hollow shaft, so that the lifting object can be accurately placed at the work place, thereby realizing the horizontal full rotation function of lifting at high altitude; and due to the climbing and falling structure, The hoists are all located inside the outer frame, which effectively saves external space and facilitates lifting operations in small and confined spaces; in addition, guide wheels and pulleys are used for force transmission and guidance, and the main body of the outer frame adopts a space truss structure, which is prefabricated and assembled in units. The utility model has the characteristics of simple force transmission mode, easy control, simple structure and convenient assembly.

Description of drawings

Figure 1 is a front view schematic diagram of a fully rotating self-climbing simple hoisting device;

Fig. 2 is a top view schematic diagram of a fully rotating self-climbing simple hoisting device;

Fig. 3 is a schematic diagram of the slewing device in the fully rotating self-climbing simple hoisting device.

Reference signs: 1-slewing device; 2-lifting arm; 3-climbing guide wheel; 4-climbing guide rail; 5-outer frame; 6-hoist; 7-bottom guide wheel; 8-wire rope; 9-climbing cylinder 10-upper guide wheel; 11-aligning roller bearing; 12-thrust ball bearing; 13-hollow shaft; 14-boom inner bushing; 15-lock nut; 16-fixed pulley.

Detailed ways

The embodiment is shown in Figure 1 and Figure 2, a simple hoisting device with full rotation and self-climbing in a high-altitude closed environment, including a boom, an outer frame and a lifting system. 2 connection; the climbing and landing structure is located inside the outer frame 5, including a climbing cylinder 9, a climbing guide wheel 3 connected to the outside of the climbing cylinder 9, and a climbing guide rail 4 correspondingly connected to the outer frame 5.

The base frame at the bottom is connected to the standard frame by high-strength bolts. The number of splicing sections is determined by the hoisting height. The climbing cylinder 9, the slewing device 1 and the boom 2 are hoisted from the upper part and inserted into the outer frame 5. The bottom of the climbing cylinder 9 is inserted horizontally. The rod is fixed.

As shown in Figure 3, the slewing device 1 includes a slewing platform connected to the top of the climbing cylinder 9, a hollow shaft 13 vertically connected to the slewing platform, and a jib inner sleeve 14 sleeved on the outside of the bearing, and the hollow shaft 13 The top end is provided with a lock nut 15; the boom inner bushing 14 is correspondingly connected to the boom 2, and the self-aligning roller bearing 11 and the thrust ball bearing 12 are connected with a clearance fit or an interference fit, and through the Cooperate with each other to carry out rotation and lifting in horizontal position.

The outer frame 5 is a space square truss structure spliced vertically by a group of outer frame units; each outer frame 5 unit body is evenly equipped with at least four climbing guide rails 4, and the climbing guide rails 4 are segmented and connected to the outer frame. The frame 5 is welded into a whole, and the length of the segments is consistent with the length of the outer frame 5, and the joints of the guide rails are connected by groove positioning.

The climbing cylinder 9 is a rectangular cylinder or a cylindrical cylinder, and at least four groups of climbing guide wheels 3 are evenly spaced along the horizontal ring direction, and each group is vertically evenly provided with at least three climbing guide wheels 3; each group of climbing guide wheels 3 and The climbing guide rail 4 is correspondingly meshed and connected.

The hoisting system includes a wire rope 8, a winch 6 positioned at the bottom of the outer frame 5, a bottom guide wheel 7 positioned directly in front of the hoist 6, an upper guide wheel 10 positioned directly above the bottom guide wheel 7, and a fixed wheel positioned at the front end of the boom 2. Pulley 16, wherein wire rope 8 comes out in winch 6, successively passes through bottom guide wheel 7, upper guide wheel 10, fixed pulley 16 and is connected with the suspension hook of jib 2 front end; Described bottom guide wheel 7, upper guide wheel 10 and The fixed pulley 16 is located on the same plane; the hoist 6 and the bottom guide wheel 7 are arranged on the rotating platform at the bottom of the outer frame 5; the upper guide wheel 10 is connected to the rear end of the boom 2 through a guide wheel frame.

The hollow shaft 13 and the climbing cylinder 9 have a through hole, and the wire rope 8 can be connected to the upper guide wheel 10 and the bottom guide wheel 7 inside the cylinder.

In this embodiment, the lifting power of the climbing and falling structure is provided by a motor installed on the bottom platform, and the climbing cylinder 9 is driven by the motor to move upward or downward through the mechanical cooperation of the outer climbing guide wheel 3 and the climbing guide rail 4. To reach the working surface of different heights.

In this embodiment, after the hoisting device climbs to the working position, the slewing device 1 is used to drive the boom 2 to rotate 360° around the hollow shaft 13, adjust the working angle of the boom 2 in the horizontal direction, and drive the hook to rotate to the top of the object , and then use the hoist 6 to scale the wire rope 8, and lower the hook to the hoisting position of the article.

In this embodiment, the bottom of the climbing cylinder 9 is provided with a horizontal insertion rod for fixing. When lifting objects, the climbing cylinder 9 can be used to climb and land on the outer frame 5, and the horizontal insertion rod and the steel wire rope 8 can be adjusted for lifting. Heavy lifting height changes.

In this embodiment, the frame unit of the outer frame 5 is anchored by high-strength bolts, and by increasing or decreasing the number of segments of the outer frame unit, it is possible to meet different lifting heights in the vertical direction; the center of the four sides of the frame body on the outer frame unit Climbing guide rail 4 is provided.

In this embodiment, the climbing guide rail 4 is a steel rail with a U-shaped chute, which is slidingly connected with the climbing guide wheel 3; in addition, the climbing guide rail 4 can also use an I-shaped track. The circumference of the guide wheel 3 is provided with a corresponding card slot, and is clamped on the I-shaped track, and the two are slidably connected; or, the climbing guide rail 4 is a rack-shaped guide rail, and the climbing guide wheel 3 is correspondingly provided with gear teeth. They are connected with each other by mechanical interlocking.

Apparently, the above-mentioned embodiments are only explanations for clearly illustrating the outstanding features of the present utility model, and are not intended to limit the implementation of the present utility model; for those skilled in the art, they can still Making other changes or changes in different forms, if no creative improvement is made to the hoisting device, all belong to the protection scope of the present utility model.

Claims (8)

1. full rotation is from climbing simple and easy hoisting device, including crane arm, outrigger and hoisting system under a kind of high-altitude enclosed environment, It is characterized in that: further including the dipping structure that climbs, the dipping structure that climbs is connect by slewing equipment (1) with crane arm (2)；Institute It states the dipping structure that climbs and is located at outrigger (5) inside, including the cylinder that climbs (9), the guide wheel that climbs being connected on the outside of the cylinder that climbs (9) (3) and the lifting rail (4) that is correspondingly connected on outrigger (5).

2. as described in claim 1 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Stating slewing equipment (1) includes the revolving platform being connected at the top of the cylinder that climbs (9), the hollow shaft (13) being vertically connected on revolving platform And it is connected to the locking nut (15) on hollow shaft (13) top；The hollow shaft (13) is threaded through on crane arm, and outside is successively It is socketed with crane arm internal axle sleeve (14) and bearing group.

3. as claimed in claim 2 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Stating bearing group includes at least two self-aligning roller bearings (11) and at least one thrust ball bearing (12)；Wherein self-aligning roller bearing (11) thrust ball bearing (12) two sides are symmetricly set on；Self-aligning roller bearing (11), thrust ball bearing (12) and crane arm inner shaft Cover (14) clearance fit or interference fit.

4. as described in claim 1 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Stating outrigger (5) is the rectangular truss structure in space being vertically successively spliced by one group of outrigger unit；Each outrigger unit Frame body is uniformly provided at least four lifting rails (4), and lifting rail (4) segmentation welds integral, the length of segmentation with outrigger (5) It is consistent with outrigger (5) length.

5. as described in claim 1 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Stating the cylinder that climbs (9) is rectangular cylinder or cylindrical drum, is evenly spaced at least four groups of guide wheels that climb (3) along horizontal circumferential direction, often Group is vertically uniformly provided at least three and climbs guide wheel (3)；Every group of guide wheel that climbs (3) is correspondingly connected with lifting rail (4).

6. as described in claim 1 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Stating hoisting system includes wirerope (8), the hoist engine (6) for being located at outrigger (5) bottom, the bottom being located at immediately ahead of hoist engine (6) Directive wheel (7), the top directive wheel (10) being located at right above bottom directive wheel (7) and it is located at crane arm (2) front end and determines cunning Take turns (16), wherein the wirerope (8) by coming out in hoist engine (6), successively by bottom directive wheel (7), the cylinder that climbs (9) and Slewing equipment (1), top directive wheel (10), fixed pulley (16) are connect with the suspension hook of crane arm (2) front end.

7. as claimed in claim 6 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute Bottom directive wheel (7), top directive wheel (10) and fixed pulley (16) is stated to be generally aligned in the same plane；The hoist engine (6) is led with bottom It is arranged on the platform of outrigger (5) bottom to wheel (7)；The top directive wheel (10) is connected to crane arm by being oriented to wheel carrier (2) rear end.

8. as claimed in claim 6 under a kind of high-altitude enclosed environment full rotation from the simple and easy hoisting device that climbs, it is characterised in that: institute It states and is correspondingly arranged on the through hole across wirerope (8) on slewing equipment (1) and the cylinder that climbs (9).