Single-beam electric crane with double lifting hooks

By setting up a double hook and a flexible adjustment mechanism on a single-beam electric crane, the problems of cargo shaking and inconvenient hook position caused by single hook are solved, and the stability of cargo lifting and the flexibility of hook position are achieved.

CN222524022UActive Publication Date: 2025-02-25HENAN TIANQIAO HEAVY MASCH CO LTD
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Patent Information

Application Number
CN202421226772.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-31
Publication Date
2025-02-25
Estimated Expiration
2034-05-31

AI Technical Summary

Technical Problem

The single hook of a single beam electric crane can easily cause the cargo to shake significantly when lifting the goods, which poses a certain risk. The position of the hook is inconvenient to adjust, making it difficult to quickly connect goods of different shapes and volumes.

Method used

Design a single-beam electric crane with double hooks. By setting up two sets of electric hoists, each set of electric hoists is equipped with two hooks at the bottom. The two sets of hooks are used in conjunction to support the lifting of goods and pass through the hydraulic cylinder and the rotary wheel. The other mechanisms allow the hook position to be flexibly adjusted.

Benefits of technology

The stability of the goods during the lifting process is achieved, the cargo sways are reduced, and the flexible adjustment of the hook position makes the cargo connection more convenient and fast.

✦ Generated by Eureka AI based on patent content.

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Abstract

The single-beam electric crane comprises a top beam, end beam mechanisms, a first electric hoist and a second electric hoist, the end beam mechanisms are installed at the two ends of the top beam respectively, and the first electric hoist and the second electric hoist are arranged on the top beam respectively. The bottom of the first electric hoist and the bottom of the second electric hoist are each provided with a hoisting assembly, and the hoisting assemblies can enable the single-beam electric crane to stably hoist goods. The lifting hooks at the bottoms of the two groups of electric hoists are matched for use to support and lift goods, so that the stability of the goods during lifting can be prevented, and the goods are not greatly shaken in the lifting process; and meanwhile, the lifting hooks at the bottoms of the two electric hoists can rotate to adjust angles and orientations, so that after the positions of the lifting hooks are flexibly adjusted, cargo connecting hooks are more conveniently and quickly connected.
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Description

Technical Field

[0001] The utility model relates to the field of cranes, in particular to a single-beam electric crane with double hooks. Background Art

[0002] Single-beam electric crane is a commonly used lifting equipment, mainly composed of electric motor, reducer, main beam, etc., suitable for light and heavy load material handling, loading and unloading, suitable for light weight and long length of goods handling, such as pipes and pipe fittings, suitable for the weight of more than the manpower or manual crane to bear the goods handling, the hook of the single-beam electric crane is generally a single hook, the hook is often with the help of pulleys and other components suspended on the wire rope of the single-beam electric crane, the single hook in the process of lifting goods, the goods are easy to shake greatly, with a certain degree of danger, and because different goods have different volumes and shapes, the hook position is not easy to adjust to quickly connect the goods for lifting;

[0003] Therefore, it is necessary to invent a single-beam electric crane with double hooks. Utility Model Content

[0004] The purpose of the utility model is to provide a single-beam electric crane with double hooks to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A single-beam electric crane with double hooks comprises a top beam, an end beam mechanism, an electric hoist 1 and an electric hoist 2. The end beam mechanisms are installed at both ends of the top beam. The electric hoist 1 and the electric hoist 2 are respectively arranged on the top beam. The bottoms of the electric hoist 1 and the electric hoist 2 are both provided with lifting assemblies. The lifting assemblies can enable the single-beam electric crane to lift goods stably.

[0007] In a preferred embodiment of the present utility model, the lifting assembly includes a support seat, a support plate and a connecting block, connecting blocks are installed at both ends of the support plate, the connecting blocks are connected to the corresponding electric hoist one and electric hoist two through a steel wire rope, and the support seat is arranged below the support plate.

[0008] In a preferred embodiment of the present invention, a turntable 1 is installed on the top of the support seat, a turntable 2 is installed on the bottom of the support plate, and the turntable 2 is rotatably arranged inside the turntable 1. A motor is also installed on the top of the support plate, and the output end of the motor is connected to the turntable 1.

[0009] In a preferred embodiment of the present invention, a first sliding hole and a second sliding hole are respectively opened on the inner wall of one end of the support seat, and a third sliding hole and a fourth sliding hole are respectively opened on the inner wall of the other end of the support seat.

[0010] In a preferred embodiment of the utility model, an I-shaped slide seat 1 is slidably arranged inside the slide hole 1, and connecting plates 1 are installed on both side ends of the I-shaped slide seat 1, and the connecting plates 1 are slidably arranged in the slide hole 2.

[0011] In a preferred embodiment of the utility model, an I-shaped slide seat 2 is slidably arranged inside the slide hole 3, and connecting plates 2 are installed on both side ends of the I-shaped slide seat 2, and the connecting plates 2 are slidably arranged in the slide hole 4.

[0012] In a preferred embodiment of the utility model, hydraulic cylinder one and hydraulic cylinder two are respectively installed on both side ends of the support seat, the output end of hydraulic cylinder one is connected to connecting plate one, and the output end of hydraulic cylinder two is connected to connecting plate two.

[0013] In a preferred embodiment of the utility model, a rotatable rotating block is installed at the bottom of the I-shaped slide block 1 and the I-shaped slide block 2, a connecting rope is installed at the bottom of the rotating block, and the lower end of the connecting rope is connected to a hook.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention.

[0015] Beneficial effects:

[0016] By setting two sets of electric hoists on the single-beam electric crane, each set of electric hoists is provided with two hooks at the bottom. The hooks at the bottom of the two sets of electric hoists are used together to support and lift the goods, which can not only prevent the stability of the goods during lifting, but also prevent the goods from shaking significantly during the lifting process;

[0017] At the same time, the hooks at the bottom of the two sets of electric hoists can be rotated to adjust the angle and direction, so that the position of the hooks can be flexibly adjusted, making it more convenient and quick to connect the cargo hooks. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural diagram of a single-beam electric crane with double hooks;

[0019] Figure 2 It is a front view of a single-beam electric crane with double hooks;

[0020] Figure 3 The invention relates to a structure of a lifting assembly in a single-beam electric crane with double hooks. Figure 1 ;

[0021] Figure 4 The invention relates to a structure of a lifting assembly in a single-beam electric crane with double hooks. Figure 2 ;

[0022] Figure 5 The invention relates to a structure of a lifting assembly in a single-beam electric crane with double hooks. Figure 3 .

[0023] In the figure: top beam 1, end beam mechanism 11, electric hoist 1 12, electric hoist 2 13, lifting assembly 2, support seat 21, slide hole 1 22, slide hole 2 221, slide hole 3 23, slide hole 4 231, I-shaped slide seat 1 24, connecting plate 1 241, I-shaped slide seat 2 25, connecting plate 2 251, hydraulic cylinder 1 26, hydraulic cylinder 2 261, turntable 1 27, turntable 2 271, support plate 28, connecting block 281, motor 282, hook 29, connecting rope 291, rotating block 292. DETAILED DESCRIPTION

[0024] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0025] like Figure 1-Figure 5 ,

[0026] It includes a top beam 1, an end beam mechanism 11, an electric hoist 12 and an electric hoist 2 13. The end beam mechanism 11 is installed at both ends of the top beam 1. The electric hoist 12 and the electric hoist 2 13 are respectively arranged on the top beam 1. The models of the electric hoist 12 and the electric hoist 2 13 are MD1. The end beam mechanism 11, the electric hoist 12 and the electric hoist 2 13 are all universal standard parts or parts known to those skilled in the art. The structures and principles thereof are known to the technicians through the technical manual or through conventional experimental methods. The electric hoist 12 and the electric hoist 2 13 move on the top beam 1 to adjust the position of the hook. Two groups of electric hoists are arranged to increase the stability of cargo lifting. The bottoms of the electric hoist 12 and the electric hoist 2 13 are both provided with a lifting assembly 2, and the lifting assembly 2 can enable the single-beam electric crane to stably lift cargo.

[0027] The lifting assembly 2 includes a support seat 21, a support plate 28 and a connecting block 281. The connecting blocks 281 are installed at both ends of the support plate 28. The connecting blocks 281 are connected to the corresponding electric hoist 12 and the electric hoist 2 13 through steel wire ropes. The lifting assembly 2 is supported and lifted by the connecting blocks 281 and the steel wire ropes. The support seat 21 is arranged below the support plate 28. A turntable 1 27 is installed on the top of the support seat 21. A turntable 271 is installed on the bottom of the support plate 28. The turntable 1 27 is supported and rotated by the turntable 271. The turntable 271 is rotatably arranged inside the turntable 1 27. A motor 282 is also installed on the top of the support plate 28. The output end of the motor 282 is connected to the turntable 1 27. The turntable 1 27 and the support seat 21 can be driven to rotate by the motor 282. The angular position of the support seat 21 is adjusted, and the position of the bottom hook 29 is adjusted, so that the hook 29 can be more conveniently adjusted to connect and lift the goods.

[0028] The inner wall of one end of the support seat 21 is respectively provided with a sliding hole 22 and a sliding hole 221, the sliding hole 22 is used to guide the sliding of the I-shaped slide seat 24, the sliding hole 221 is used to guide the sliding of the connecting plate 241, and the inner wall of the other end of the support seat 21 is respectively provided with a sliding hole 3 23 and a sliding hole 4 231, the sliding hole 3 23 is used to guide the sliding of the I-shaped slide seat 25, and the sliding hole 4 231 is used to guide the sliding of the connecting plate 251, the inner side of the sliding hole 22 is slidingly arranged with the I-shaped slide seat 24, and the two side ends of the I-shaped slide seat 24 are installed with connecting plates 241, and the connecting plate 241 is slidingly arranged in the sliding hole 221, and the hydraulic cylinder 26 is connected to the connecting plate 241 through a U-shaped block, and the hydraulic cylinder 26 pushes and pulls the connecting plate 241 and the I-shaped slide seat 24 Slide, adjust the position of the hook 29 at the bottom of the I-shaped slide 24, slide the I-shaped slide 25 inside the sliding hole 3 23, both sides of the I-shaped slide 25 are installed with connecting plates 251, the connecting plates 251 are slidably arranged in the sliding hole 4 231, the hydraulic cylinder 261 is connected to the connecting plate 251 through the U-shaped block, the hydraulic cylinder 261 pushes and pulls the connecting plate 251 and the I-shaped slide 25, adjusts the position of the hook 29 at the bottom of the I-shaped slide 25, the two hooks 29 at the bottom of the electric hoist 12 are used in conjunction with the two hooks 29 at the bottom of the electric hoist 213, to lift the goods, which can not only prevent the stability of the goods when lifting, but also prevent the goods from shaking greatly during the lifting process. After the position of the hook 29 is flexibly adjusted, it is more convenient to connect the hooks to lift the goods;

[0029] A hydraulic cylinder 26 and a hydraulic cylinder 2 261 are respectively installed on both side ends of the support seat 21, the output end of the hydraulic cylinder 26 is connected to the connecting plate 1 241, and the output end of the hydraulic cylinder 2 261 is connected to the connecting plate 2 251. A rotatable rotating block 292 is installed at the bottom of the I-beam slide 1 24 and the I-beam slide 25, and a connecting rope 291 is installed at the bottom of the rotating block 292. The lower end of the connecting rope 291 is connected to the hook 29, and the hook 29 can be rotated through the rotating block 292 and connected to the support through the connecting rope 291.

[0030] The working principle of the utility model is as follows: the electric hoist 12 and the electric hoist 2 13 move on the top beam 1, adjust the position of the corresponding bottom hook 29, set two sets of electric hoists, increase the stability of cargo lifting, the electric hoist 12 and the electric hoist 2 13 respectively drive the corresponding lifting assembly 2 to descend, drive the turntable 1 27 and the support seat 21 to rotate through the motor 282, adjust the angle position of the support seat 21, adjust the position of the bottom hook 29, so that the hook 29 can be more conveniently adjusted to connect and lift the cargo, the hydraulic cylinder 1 26 is connected to the connecting plate 1 241 through the U-shaped block, and the hydraulic cylinder 1 26 is connected to the connecting plate 1 24 1 and the I-shaped slide 24 push and pull to slide, adjust the position of the hook 29 at the bottom of the I-shaped slide 24, the hydraulic cylinder 261 is connected to the connecting plate 251 through the U-shaped block, the hydraulic cylinder 261 pushes and pulls the connecting plate 251 and the I-shaped slide 25 to slide, adjust the position of the hook 29 at the bottom of the I-shaped slide 25, the two hooks 29 at the bottom of the electric hoist 12 are used in conjunction with the two hooks 29 at the bottom of the electric hoist 213 to lift the goods, which can not only prevent the stability of the goods when lifting, but also prevent the goods from shaking significantly during the lifting process. After the position of the hook 29 is flexibly adjusted, it is more convenient to connect the hooks to lift the goods.

[0031] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A single-beam electric crane with double hooks, comprising a top beam (1), an end beam mechanism (11), an electric hoist 1 (12) and an electric hoist 2 (13), wherein both ends of the top beam (1) are equipped with end beam mechanisms (11), and the electric hoist 1 (12) and the electric hoist 2 (13) are respectively arranged on the top beam (1), characterized in that: The bottoms of the electric hoist 1 (12) and the electric hoist 2 (13) are both provided with a lifting assembly (2), and the lifting assembly (2) can enable the single-beam electric crane to lift goods stably.

2. A single-beam electric crane with double hooks according to claim 1, characterized in that: The lifting assembly (2) comprises a support seat (21), a support plate (28) and a connecting block (281), wherein connecting blocks (281) are installed at both ends of the support plate (28), and the connecting blocks (281) are connected to the corresponding electric hoist 1 (12) and electric hoist 2 (13) through a steel wire rope, and the support seat (21) is arranged below the support plate (28).

3. A single-beam electric crane with double hooks according to claim 2, characterized in that: A turntable 1 (27) is installed on the top of the support seat (21), and a turntable 2 (271) is installed on the bottom of the support plate (28). The turntable 2 (271) is rotatably arranged inside the turntable 1 (27). A motor (282) is also installed on the top of the support plate (28), and the output end of the motor (282) is connected to the turntable 1 (27).

4. A single-beam electric crane with double hooks according to claim 2, characterized in that: The inner wall of one end of the support seat (21) is respectively provided with a sliding hole 1 (22) and a sliding hole 2 (221), and the inner wall of the other end of the support seat (21) is respectively provided with a sliding hole 3 (23) and a sliding hole 4 (231).

5. A single-beam electric crane with double hooks according to claim 4, characterized in that: An I-shaped slide seat 1 (24) is slidably arranged inside the slide hole 1 (22), and a connecting plate 1 (241) is installed on both side ends of the I-shaped slide seat 1 (24), and the connecting plate 1 (241) is slidably arranged in the slide hole 2 (221).

6. A single-beam electric crane with double hooks according to claim 5, characterized in that: An I-shaped slide seat 2 (25) is slidably arranged inside the slide hole 3 (23), and a connecting plate 2 (251) is installed on both side ends of the I-shaped slide seat 2 (25), and the connecting plate 2 (251) is slidably arranged in the slide hole 4 (231).

7. A single-beam electric crane with double hooks according to claim 6, characterized in that: Hydraulic cylinder one (26) and hydraulic cylinder two (261) are respectively installed on both side ends of the support seat (21), the output end of the hydraulic cylinder one (26) is connected to the connecting plate one (241), and the output end of the hydraulic cylinder two (261) is connected to the connecting plate two (251).

8. A single-beam electric crane with double hooks according to claim 6, characterized in that: The bottoms of the I-shaped slide block 1 (24) and the I-shaped slide block 2 (25) are both provided with rotatable rotating blocks (292), the bottoms of the rotating blocks (292) are provided with connecting ropes (291), and the lower ends of the connecting ropes (291) are connected to the hooks (29).