Anti-collapse cantilever hoist

Abstract

The utility model relates to an anti-collapse cantilever hoisting device which comprises a stand column, a cantilever rotating on the stand column, a hoisting tool sliding on the cantilever and a limiting device for preventing the cantilever from being bent, the limiting device is arranged on the cantilever, and the acting end of the limiting device abuts against the stand column. The problems that a cantilever is generally directly installed on a stand column and then stabilized through a lower installation stand column, the installation mode is generally not stable enough, and the suspension angle of the cantilever cannot be controlled are solved; meanwhile, the cantilever is difficult to keep in a horizontal state all the time, so that potential safety hazards are brought to hoisting work.

Description

Technical Field

[0001] The utility model relates to the field of cantilevers, in particular to an anti-collapse cantilever hoisting. Background Art

[0002] The cantilever in the existing technology is usually installed directly on the column and then stabilized by installing a support column below. This installation method is usually not stable enough and the suspension angle of the cantilever cannot be controlled. At the same time, it is difficult to keep the cantilever in a horizontal state at all times, which brings safety hazards to the corresponding lifting work. Utility Model Content

[0003] The embodiments of the present application provide a cantilever hoisting system that prevents collapse, thereby solving the problem in the prior art that the cantilever is usually installed directly on the column and then stabilized by installing pillars below. This installation method is usually not stable enough and cannot control the suspension angle of the cantilever. At the same time, it is difficult to keep the cantilever in a horizontal state at all times, which brings safety hazards to the corresponding hoisting work.

[0004] The technical solutions adopted in the embodiments of this application are as follows.

[0005] A cantilever hoisting device for preventing collapse comprises a column, a cantilever rotating on the column, a sling sliding on the cantilever and a limit device for preventing the cantilever from bending; the limit device is arranged on the cantilever and the active end of the limit device abuts against the column.

[0006] As a further improvement of the above technical solution: the limiting device includes a first connecting member, a second connecting member arranged on the first connecting member, a third connecting member arranged on the second connecting member, a guide wheel rotating on the third connecting member and a fourth connecting member that limits the position of the guide wheel; the first connecting member is relatively arranged in two groups; the second connecting member can be set at any position of the first connecting member until the guide wheel contacts the column; the column contacts the side wall of the guide wheel; the two ends of the third connecting member are respectively rotatably connected to the guide wheels.

[0007] As a further improvement of the above technical solution: the third connecting member is in the shape of an arc plate; the shape of the third connecting member corresponds to that of the fourth connecting member.

[0008] As a further improvement of the above technical solution: the first connecting member is triangular in shape.

[0009] One or more technical solutions provided in the embodiments of this application have at least the following technical effects or advantages:

[0010] 1. Since the column is set on the ground, a cantilever is rotatably connected to the column, the cantilever and the column are vertically arranged, and the sling slides along the cantilever. A first connecting piece is provided on the cantilever, and the first connecting piece is triangular. Two groups of first connecting pieces are relatively arranged. A second connecting piece is provided at the bottom of the first connecting piece. The second connecting piece can adjust the position of the second connecting piece by bolts corresponding to different position holes or adjust the position of the second connecting piece by a threaded rod. A third connecting piece is provided on the second connecting piece, and the third connecting piece is in the shape of an arc plate. Both ends of the third connecting piece are rotatably connected to guide wheels, and the guide wheels correspond to the side walls of the column. A fourth connecting piece is provided at the bottom of the guide wheel, and the fourth connecting piece corresponds to the third connecting piece. The fourth connecting piece and the third connecting piece clamp the guide wheel, thereby achieving the goal of keeping the cantilever in a horizontal state to prevent collapse. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the anti-collapse cantilever hoisting in the utility model.

[0012] Figure 2 for Figure 1 A partial enlarged view of middle A.

[0013] In the figure: 1, column; 2, cantilever; 3, sling; 4, limit device; 41, first connecting member; 42, second connecting member; 43, third connecting member; 44, guide wheel; 45, fourth connecting member. DETAILED DESCRIPTION

[0014] The embodiments of the present application provide a cantilever hoisting system that prevents collapse, thereby solving the problem in the prior art that the cantilever is usually installed directly on the column and then stabilized by installing pillars below. This installation method is usually not stable enough and cannot control the suspension angle of the cantilever. At the same time, it is difficult to keep the cantilever in a horizontal state at all times, which brings safety hazards to the corresponding hoisting work.

[0015] The technical solution in the embodiment of this application is to solve the above problems. The overall idea is as follows

[0016] In order to better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings and specific implementation methods.

[0017] A cantilever hoisting device for preventing collapse includes a column 1, a cantilever 2 rotating on the column 1, a sling 3 sliding on the cantilever 2, and a limit device 4 for preventing the cantilever 2 from bending; the limit device 4 is arranged on the cantilever 2 and the active end of the limit device 4 is against the column 1.

[0018] The limiting device 4 includes a first connecting member 41, a second connecting member 42 arranged on the first connecting member 41, a third connecting member 43 arranged on the second connecting member 42, a guide wheel 44 rotating on the third connecting member 43 and a fourth connecting member 45 that limits the position of the guide wheel 44; the first connecting member 41 is relatively arranged in two groups; the second connecting member 42 can be set at any position of the first connecting member 41 until the guide wheel 44 contacts the column 1; the column 1 contacts the side wall of the guide wheel 44; the two ends of the third connecting member 43 are respectively rotatably connected to the guide wheels 44.

[0019] The third connecting member 43 is in the shape of an arc plate; the third connecting member 43 corresponds to the fourth connecting member 45 in shape.

[0020] The first connecting member 41 is triangular in shape.

[0021] The column 1 is set on the ground, and the column 1 is rotatably connected to the cantilever 2, the cantilever 2 is set vertically to the column 1, and the sling 3 slides along the cantilever 2, and a first connecting member 41 is provided on the cantilever 2. The first connecting member 41 is triangular, and two groups of first connecting members 41 are relatively arranged. A second connecting member 42 is provided at the bottom of the first connecting member 41, and the second connecting member 42 can be adjusted by bolts corresponding to different position holes or the position of the second connecting member 42 can be adjusted by a threaded rod. A third connecting member 43 is provided on the second connecting member 42, and the third connecting member 43 is in the shape of an arc plate. Both ends of the third connecting member 43 are rotatably connected to a guide wheel 44, and the guide wheel 44 corresponds to the side wall of the column 1. A fourth connecting member 45 is provided at the bottom of the guide wheel 44, and the fourth connecting member 45 corresponds to the third connecting member 43 and the fourth connecting member 45 and the third connecting member 43 clamp the guide wheel 44.

[0022] Since the column 1 is set on the ground, the column 1 is rotatably connected to the cantilever 2, the cantilever 2 is set vertically to the column 1, and the hanger 3 slides along the cantilever 2, and a first connecting member 41 is provided on the cantilever 2. The first connecting member 41 is triangular, and two groups of first connecting members 41 are relatively arranged. A second connecting member 42 is provided at the bottom of the first connecting member 41. The second connecting member 42 can adjust the position of the second connecting member 42 by bolts corresponding to different position holes or adjust the position of the second connecting member 42 by a threaded rod. A third connecting member 43 is provided on the second connecting member 42, and the third connecting member 43 is in the shape of an arc plate. Both ends of the third connecting member 43 are rotatably connected to a guide wheel 44, and the guide wheel 44 corresponds to the side wall of the column 1. A fourth connecting member 45 is provided at the bottom of the guide wheel 44, and the fourth connecting member 45 corresponds to the third connecting member 43 and the fourth connecting member 45 and the third connecting member 43 clamp the guide wheel 44, thereby achieving the goal of keeping the cantilever 2 in a horizontal state to prevent collapse.

[0023] Although the preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention.

[0024] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. An anti-collapse cantilever hoisting, characterized in that: The invention comprises a column (1), a cantilever (2) rotating on the column (1), a hanger (3) sliding on the cantilever (2), and a limiting device (4) for preventing the cantilever (2) from bending; the limiting device (4) is arranged on the cantilever (2), and the active end of the limiting device (4) abuts against the column (1).

2. The anti-collapse cantilever hoisting system according to claim 1, characterized in that: The limiting device (4) comprises a first connecting member (41), a second connecting member (42) arranged on the first connecting member (41), a third connecting member (43) arranged on the second connecting member (42), a guide wheel (44) rotating on the third connecting member (43), and a fourth connecting member (45) limiting the position of the guide wheel (44); the first connecting member (41) is relatively arranged in two groups; the second connecting member (42) can be arranged at any position of the first connecting member (41) until the guide wheel (44) contacts the column (1); the column (1) contacts the side wall of the guide wheel (44); and the two ends of the third connecting member (43) are respectively rotatably connected to the guide wheel (44).

3. The anti-collapse cantilever hoisting system according to claim 2, characterized in that: The third connecting member (43) is in the shape of an arc plate; the third connecting member (43) corresponds in shape to the fourth connecting member (45).

4. The anti-collapse cantilever hoisting system according to claim 2, characterized in that: The first connecting member (41) is triangular in shape.

Images