CN219507487U - Lifting support for factory lifting - Google Patents

Abstract

The utility model provides a lifting bracket for factory lifting, which comprises an outer bracket, a limiting pulley block, a steel cable pulley block, an inner bracket and a suspension arm base, wherein the outer bracket is arranged on the outer bracket; the outer wall of the outer support is fixedly connected with a plurality of limiting pulley blocks, meanwhile, one side of the outer wall of the outer support is fixedly connected with a steel cable pulley block, the inner support is arranged inside the outer support again through the steel cable inner sleeve, the top of the inner support is fixedly connected with a suspension arm base, and suspension arm equipment is arranged on the suspension arm base. The utility model has the beneficial effects that: the utility model is divided into the inner bracket and the outer bracket, can be quickly assembled when in use, is convenient for factories to pack up or carry to other places at any time after being used for continuous use, can carry out simple hoisting work after being assembled, is more flexible to use, is simpler to use by workers, and is convenient to operate.

Description

Lifting support for factory lifting

Technical Field

The utility model belongs to the field of lifting equipment, and particularly relates to a lifting bracket for factory lifting.

Background

In factory operations, gantry cranes and forklifts are often required to assist workers in moving weights due to the presence of large parts or equipment, but may not be able to install gantry cranes or move within the factory using forklifts due to factory size limitations.

At present, a movable pulley block is used as lifting equipment, but when the lifting equipment is used, a long iron chain is required to be pulled manually to lift a heavy object, so that the physical strength is wasted, the angle cannot be adjusted, and the lifting equipment is inconvenient in actual use; the electric lifting bracket has large volume, and can not be moved to other places in a factory for use after being installed, and has more limitations.

Disclosure of Invention

In view of the above, the utility model aims to provide a lifting bracket for factory lifting, which solves the problems that the existing lifting bracket is large in size, inconvenient to install and inconvenient to disassemble and assemble again after being installed, and lifting.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a lifting bracket for factory lifting comprises an outer bracket, a limiting pulley block, a steel cable pulley block, an inner bracket and a suspension arm base; the outer surface of the three sides of the outer support is fixedly connected with three groups of limiting pulley blocks, each limiting pulley block comprises a first fixing plate, a first connecting rod, a first fixing nut, an outer support limiting pulley, a bolt and a long nut, each limiting pulley block is fixedly connected to the outer wall of the outer support through two first fixing plates, two long nuts are fixedly connected between the two first fixing plates, a bolt is connected in the long nut in a threaded manner, and the bolt penetrates through the long nut; a first connecting rod is arranged between the two first fixing plates, two ends of the first connecting rod are respectively sleeved with two outer support limiting pulleys, threads are arranged at the tail ends of the two ends of the first connecting rod, and two first fixing nuts are connected with the tail ends of the two ends of the first connecting rod in a threaded manner and used for fixing the positions of the two outer support limiting pulleys; the steel cable pulley block comprises a second connecting rod, a second fixing nut, a steel cable pulley and a second fixing plate; the steel cable pulley block is fixedly connected to the outer wall of the outer bracket through two second fixing plates, a second connecting rod is arranged between the two second fixing plates, a steel cable pulley is sleeved at the middle position of the second connecting rod, threads are arranged at the tail ends of the two ends of the second connecting rod, and two second fixing nuts are in threaded connection with the second connecting rod and used for fixing the position of the steel cable pulley; when the inner support is used, the inner support can be movably sleeved in the outer support, the suspension arm base is fixedly connected to the top of the inner support, and a circular notch is formed in the center of the suspension arm base.

Further, a first limiting wheel hole is formed in the outer support; meanwhile, the outer bracket is provided with a steel cable hole.

Further, two rows of steel cable grooves are formed in the front side and the rear side of the inner support, two groups of second limiting wheel holes are formed in the left side and the right side of the inner support, two third connecting rods are fixedly connected to the inner wall of the inner support, and two inner support limiting pulleys are sleeved on the third connecting rods; the bottom fixedly connected with two sets of lifting wheel backup pad of inner support, round pin hub connection has the lifting wheel between two lifting wheel backup pads, and the intermediate position of lifting wheel outer wall is equipped with the recess for fix the steel cable, the top fixedly connected with davit fixed column of inner support.

Further, the upper surface of davit base is equipped with a plurality of spacing grooves, the outer wall of davit fixed column has cup jointed the rotatory sleeve of davit, and the external surface fixedly connected with triangle davit of the rotatory sleeve of davit, the one end of triangle davit are equipped with the davit pulley, and the lower extreme of triangle davit is equipped with the stopper, and the stopper can cooperate with the spacing groove.

Compared with the prior art, the lifting bracket for factory lifting has the following advantages:

(1) The lifting bracket for factory lifting is divided into the inner bracket and the outer bracket, can be quickly assembled when in use, is convenient for the factory to be folded or carried to other places at any time for continuous use after being used, and can be used for simple lifting work after being assembled, so that the lifting bracket is more flexible to use.

(2) According to the lifting bracket for factory lifting, the design of the bottom movable pulley is adopted to lift the bracket, and besides a winch, a lifting device is not required to be additionally arranged at the top, so that the lifting bracket is simple in structure and saves space.

(3) The lifting bracket for factory lifting is simple to operate and can be used by workers after simple training.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic front view of an embodiment of the present utility model;

FIG. 2 is a schematic view of an outer stent according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a limiting pulley block according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an inner stent according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the bottom of an inner support according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a boom according to an embodiment of the present utility model;

FIG. 7 is a schematic cross-sectional view of an inner stent according to an embodiment of the present utility model;

FIG. 8 is a schematic top view of an embodiment of the present utility model;

fig. 9 is a schematic rear view of an embodiment of the present utility model.

Reference numerals illustrate:

1-an outer bracket; 11-a first limiting wheel hole; 12-a wire rope hole; 2-limiting pulley blocks; 21-a first fixing plate; 22-a first connecting rod; 23-a first fixing nut; 24-an outer bracket limiting pulley; 25-bolts; 26-long nuts; 3-a steel cable pulley block; 31-a second connecting rod; 32-a second fixing nut; 33-a wire rope pulley; 34-a second fixing plate; 4-an inner support; 41-a wire rope groove; 42-a second limiting wheel hole; 43-an inner bracket limiting pulley; 44-a lifting wheel support plate; 45-lifting wheels; 46-a boom fixation post; 47-a third connecting rod; 5-a boom base; 51-boom rotation sleeve; 52-triangle suspension arm; 53-limit grooves; 54-boom pulley; 55-limiting block.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The lifting bracket for factory lifting comprises an outer bracket 1, a limiting pulley block 2, a steel cable pulley block 3, an inner bracket 4 and a boom base 5;

the outer bracket 1 is of a rectangular tubular structure;

the three-side outer surfaces of the outer support 1 are fixedly connected with a limiting pulley block 2, a steel cable pulley block 3 is arranged above the middle limiting pulley block 2, the steel cable pulley block 3 is fixedly connected with the outer support 1, a boom base 5 is fixedly arranged on the inner support 4, and the inner support 4 is sleeved inside the outer support 1 in a sliding manner.

The limiting pulley block 2 comprises a first connecting rod 22, a first fixing nut 23, an outer bracket limiting pulley 24, a bolt 25, a long nut 26 and two first fixing plates 21;

the first fixing plates 21 are fixedly connected to the outer wall of the outer bracket 1, the number of the first fixing plates is two, and the first fixing plates 21 and the outer bracket 1 are vertically arranged at ninety degrees; the whole limiting pulley block 2 is fixedly connected to the outer wall of the outer bracket 1 through two first fixing plates 21, two long nuts 26 are fixedly connected between the two first fixing plates 21, bolts 25 are connected with the long nuts 26 in a threaded manner, and a first connecting rod 22 is arranged between the first fixing plates 21 and the outer wall of the outer bracket 1; an outer bracket limiting pulley 24 is sleeved on the first connecting rod 22;

after the bolt 25 is screwed into the long nut 26, the lower portion of the bolt 25 will bear against the outer wall of the first connecting rod 22; the two ends of the first connecting rod 22 are respectively sleeved with an outer bracket limiting pulley 24, meanwhile, the two ends of the first connecting rod 22 are also provided with threads, and the two ends of the first connecting rod 22 are connected with two first fixing nuts 23 in a threaded manner and are used for fixing the positions of the two outer bracket limiting pulleys 24; the limiting pulley block 2 is simple in structure and can be used by simple welding.

The steel cable pulley block 3 comprises a second connecting rod 31, a second fixing nut 32, a steel cable pulley 33 and two second fixing plates 34; the second fixing plates 34 are fixedly connected to the outer wall of the outer bracket 1 and are perpendicular to the outer wall of the outer bracket 1 at ninety degrees, the whole steel cable pulley block 3 is fixedly connected to the outer wall of the outer bracket 1 through two second fixing plates 34, a second connecting rod 31 is fixedly connected between the two second fixing plates 34, a steel cable pulley 33 is fixedly sleeved at the middle position of the second connecting rod 31, and a groove is formed in the outer wall of the steel cable pulley 33 and used for placing a steel cable, so that the steel cable cannot slide left and right; threads are arranged at two ends of the second connecting rod 31, and two second fixing nuts 32 are in threaded connection with the second connecting rod 31 and are used for fixing the position of the second connecting rod 31; when in use, the inner bracket 4 is movably sleeved in the outer bracket 1, the suspension arm base 5 is fixedly connected to the top of the inner bracket 4, the circle center part of the suspension arm base 5 is provided with a circular notch, and the notch part is not connected with other parts;

the outer bracket 1 is provided with a first limiting wheel hole 11 for placing an outer bracket limiting pulley 24, and the outer bracket 1 is provided with a steel cable hole 12 for passing through a steel cable.

The inner bracket 4 comprises an inner bracket body, a steel cable groove 41, a second limiting wheel hole 42, an inner bracket limiting pulley 43, a supporting plate 44, a lifting wheel 45, a fixed column 46 and a third connecting rod 47; the inner bracket body is of a rectangular tubular structure, the cross section of the inner bracket body is smaller than that of the outer bracket 1,

the inner bracket 4 is integrally sleeved in the outer bracket 1 in a sliding way,

two rows of steel cable grooves 41 are formed in the front side and the rear side of the inner support body and are used for passing through steel cables when the inner support is used, two groups of second limiting wheel holes 42 are formed in the left side and the right side of the inner support body, two third connecting rods 47 are fixedly connected to the inner wall of the inner support body, two inner support limiting pulleys 43 are sleeved on the third connecting rods 47, and the inner support limiting pulleys 43 are used for always separating the inner wall of the outer support 1 from the outer wall of the inner support body by a certain distance, so that collision and friction do not occur between the inner support and the outer wall of the inner support body; the inner bracket limiting pulley 43 separates the inner bracket body from the outer bracket 1, and simultaneously reduces sliding friction, so that the operation is more labor-saving; the bottom fixedly connected with two sets of lifting wheel backup pad 44 of inner support body, lifting wheel backup pad 44 are ninety degrees perpendicular setting with the bottom of inner support body, and the round pin hub connection has lifting wheel 45 between two lifting wheel backup pads 44, and the intermediate position of lifting wheel 45 outer wall is equipped with the recess for fix the steel cable, the top fixedly connected with davit fixed column 46 of inner support body.

The lifting arm base 5 is fixedly connected to the upper part of the inner bracket body, the upper surface of the lifting arm base 5 is provided with a plurality of limit grooves 53, the outer wall of the lifting arm fixing column 46 is sleeved with a lifting arm rotating sleeve 51, the outer surface of the lifting arm rotating sleeve 51 is fixedly connected with a triangular lifting arm 52, one end of the triangular lifting arm 52 is rotationally connected with a lifting arm pulley 54 for lifting a factory weight, the lower end of the triangular lifting arm 52 is provided with a limit block 55, the limit block 55 can be matched with the limit grooves 53, when the weight is lifted, due to the gravity effect, the triangular lifting arm 52 slightly sags, the limit block 55 is inserted into the limit grooves 53, and due to the fact that the lifting arm base 5 is fixed on the inner bracket body, the rotating angle of the triangular lifting arm 52 can be locked, and the triangular lifting arm 52 can be prevented from further sagging; when the hoisting is not needed, the sleeve 51 sleeved on the outer wall of the fixed column 46 is directly slid upwards, so that the use place can be conveniently replaced at any time.

The specific working principle is as follows: before use, the worker firstly unscrews all the bolts 25 outwards to the maximum, and then sequentially passes the steel cable through the grooves on the steel cable pulley 33, the steel cable holes 12, the steel cable grooves 41, the grooves on the outer surface of the lifting wheel 45 and the steel cable grooves 41 on the back of the inner bracket 4; then one end of the steel cable is fixed on an object which cannot move, and the other end of the steel cable is screwed in the steel cable winch; the inner support 4 is sleeved into the outer support 1, at the moment, the lengths of all bolts 25 are adjusted, the bolts 25 push the first connecting rod 22 to the outer support 1 in the screwing process, the two outer support limiting pulleys 24 are driven to pass through the first limiting wheel holes 11, the outer support limiting pulleys 24 are tightly attached to the outer surface of the inner support 4 body, the other two limiting pulley blocks 3 repeat the operation, the position of the inner support 4 is just located at the central position inside the outer support 1, friction and shaking do not occur around the inner support 4, when in use, a worker rotates a winch, a steel cable is tightened, the other end of the steel cable is fixed, so that the steel cable is not pulled, the steel cable can drive the inner support 4 to move vertically upwards inside the outer support 1, the maximum lifting distance of the inner support 4 is about two persons, and the lifting of light goods in a small-scale factory can be met; if a large-scale mechanical tool such as a forklift is used for carrying, the box body for loading the parts possibly cannot be matched with the size of equipment such as the forklift, and a supporting plate is specially placed on the equipment such as the forklift; when the lifting device is used for lifting, the problem of the size of the box body is not needed to be considered, and the lifting can be performed only by fixing the lifting device and fastening the box body; after the lifting operation is completed, the steel cable can be loosened by rotating the winch anticlockwise, so that the inner bracket 4 is wholly dropped for the next use.

Claims (5)

1. Lifting support for factory hoisting, which is characterized in that: comprises an outer bracket (1), a limiting pulley block (2), a steel cable pulley block (3), an inner bracket (4) and a suspension arm base (5); the outer bracket (1) is of a rectangular tubular structure; the three-side outer surface of the outer support (1) is fixedly connected with a limiting pulley block (2), a steel cable pulley block (3) is arranged above the middle limiting pulley block (2), the steel cable pulley block (3) is fixedly connected with the outer support (1), a suspension arm base (5) is fixedly installed on the inner support (4), and the inner support (4) is sleeved inside the outer support (1) in a sliding mode.

2. The lifting bracket for factory lifting as recited in claim 1, wherein: the outer support (1) is provided with a first limiting wheel hole (11), and the outer support (1) is provided with a steel cable hole (12).

3. The lifting bracket for factory lifting as recited in claim 1, wherein: the limiting pulley block (2) comprises a first fixing plate (21), a first connecting rod (22), a first fixing nut (23), an outer support limiting pulley (24), a bolt (25) and a long nut (26), wherein the first fixing plate (21) is fixedly connected to the outer surface of the outer support (1), the limiting pulley block (2) is integrally fixedly connected to the outer wall of the outer support (1) through two first fixing plates (21), two long nuts (26) are fixedly connected between the two first fixing plates (21), the long nut (26) is internally and spirally connected with the bolt (25), and the bolt (25) penetrates through the long nut (26); a first connecting rod (22) is arranged between the two first fixing plates (21), two outer support limiting pulleys (24) are respectively sleeved at two ends of the first connecting rod (22), threads are arranged at two ends of the first connecting rod (22), and two first fixing nuts (23) are connected at two ends of the first connecting rod (22) in a threaded mode.

4. The lifting bracket for factory lifting as recited in claim 1, wherein: the steel cable pulley block (3) comprises a second connecting rod (31), a second fixing nut (32), a steel cable pulley (33) and a second fixing plate (34); the second fixing plates (34) are fixedly connected to the outer surface of the outer bracket (1), a second connecting rod (31) is arranged between the two second fixing plates (34), a steel cable pulley (33) is sleeved at the middle position of the second connecting rod (31), and a groove is formed in the outer wall of the steel cable pulley (33); two ends of the second connecting rod (31) are provided with threads, and two second fixing nuts (32) are in threaded connection with the second connecting rod (31) and are used for fixing the positions of the steel cable pulleys (33).

5. The lifting bracket for factory lifting as recited in claim 1, wherein: the suspension arm base (5) is fixedly connected to the upper part of the inner bracket body; the upper surface of davit base (5) is equipped with a plurality of spacing groove (53), and the outer wall of davit fixed column (46) has cup jointed davit rotation sleeve (51), and the surface fixedly connected with triangle davit (52) of davit rotation sleeve (51), the one end swivelling joint of triangle davit (52) has davit pulley (54), the lower extreme fixedly connected with stopper (55) of triangle davit (52), stopper (55) can cooperate with spacing groove (53), and stopper (55) can insert in spacing groove (53).