Anti-swing device convenient for stable hoisting and used for crane
By designing an anti-sway device on the crane, using dampers and buffer springs to buffer the swaying of the wire rope, and combining a motor-driven threaded rod and limit rollers to stabilize the movement of the hook, the swaying problem when the crane lifts goods is solved, achieving the effect of smooth lifting and protecting the goods.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-24
- Publication Date
- 2026-03-20
AI Technical Summary
Existing crane hooks are prone to violent shaking when lifting goods, resulting in unstable handling of goods, easy slippage and damage, and increased cost losses.
Design an anti-sway device that includes components such as a frame, limit box, control components, motor, and threaded rod. The device uses components such as dampers, buffer springs, and guide blocks to buffer the swaying of the wire rope, and uses the motor to drive the threaded rod and limit rollers to stabilize the movement of the hook and reduce the swaying amplitude of the cargo.
This ensures stability during cargo lifting, prevents slippage and damage, and improves the stability of the crane and the protection of the cargo.
Smart Images
Figure CN224015186U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to crane anti -sway technical field especially crane anti -sway device convenient to stable hoisting. BACKGROUND
[0002] The crane is a heavy instrument for transferring goods in vertical and horizontal directions, also known as a hoist or a crane, and the working characteristics of the crane are indirect work, that is, the work is alternated in the process of handling, unloading and loading. The crane is mainly of a bridge type crane, an arm type crane and a cable crane, and the crane is more and more widely used in the development and use in the present construction production.
[0003] The existing crane hook has some deficiencies when hoisting goods, and when hoisting and moving goods, severe shaking occurs, the goods cannot be well controlled, the goods cannot be stably transported, the goods are easily damaged by sliding, the cost loss is increased, and the crane anti -sway device convenient to stable hoisting is improved and upgraded. UTILITY MODEL CONTENT
[0004] The utility model discloses a crane anti -sway device convenient to stable hoisting, to solve the problem in the prior art.
[0005] To solve the above problems, the following technical scheme is provided:
[0006] A crane anti -sway device convenient to stable hoisting is designed, which comprises a rack, a moving assembly is arranged on the upper end face of the rack, a limiting box is arranged below the rack, a control assembly is arranged in the limiting box, the control assembly comprises a positioning plate, the number of the positioning plates is two, and the two positioning plates are fixedly connected to the inner walls on the two sides of the limiting box, dampers are fixedly arranged at the outer sides of the two ends of the positioning plate, buffer springs are sleeved on the outer walls of the dampers, guide blocks are connected to one end of the dampers, limiting sleeves are arranged on one side of the guide blocks, steel wires are arranged in the limiting sleeves, and hooks are fixedly arranged at the bottoms of the steel wires.
[0007] Further, the number of the guide blocks is two, the guide blocks are slidably connected to the positioning plates, and the guide blocks are internally rotatably installed with limiting plates.
[0008] Further, the other ends of the two limiting plates are rotatably installed with rotating shafts, the rotating shafts are fixedly connected to the outer walls of the limiting sleeves, the limiting sleeves are internally provided with two limiting rings, and the diameters of the limiting rings are greater than the diameter of the steel wire.
[0009] Further, the steel wire rope penetrates through the limiting box bottom, symmetrically arranged guide sliding blocks are fixed on the outer wall of the limiting box, and the two guide sliding blocks are slidably connected to the outer wall of the rack.
[0010] Further, the moving assembly comprises a motor fixedly installed on the upper end of the rack, a threaded rod connected to the output end of the motor, a moving plate threadedly connected to the outer wall of the threaded rod, and the moving plate fixedly connected to the limiting box.
[0011] Further, two limiting grooves are symmetrically arranged on the upper end of the rack, limiting rollers are installed at the four corners of the bottom of the moving plate, the limiting rollers are rollingly connected to the inside of the limiting grooves, and the diameters of the limiting rollers are matched with the sizes of the limiting grooves.
[0012] Compared with the prior art, the utility model has the advantages that:
[0013] 1. The device is provided with a positioning plate, a damper, a buffer spring, a guide block, a limiting plate and a limiting sleeve, which are beneficial to reducing the swinging range of the hook when lifting goods, buffering the steel wire rope, avoiding the goods from falling and being damaged due to the large swinging range, protecting the goods and being simple in structure.
[0014] 2. The device is provided with a motor, a threaded rod, a moving plate, a limiting box, a limiting roller and a guide sliding block, which are beneficial to the relative stability of the crane when lifting and moving the goods, and improve the lifting and carrying stability of the crane.
[0015] The specific embodiments of the utility model are disclosed in detail in the following description and drawings, and the principles of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the spirit and clauses of the appended claims. BRIEF DESCRIPTION OF DRAWINGS
[0016] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation on the utility model. In the drawings:
[0017] Figure 1 It is an overall structure schematic view of the crane anti-swing device convenient for stable lifting of the utility model;
[0018] Figure 2 It is a local split structure schematic view of the crane anti-swing device convenient for stable lifting of the utility model;
[0019] Figure 3 It isFigure 2 Partial enlarged exploded structural schematic view;
[0020] Figure 4 For Figure 3 Partial enlarged exploded structural schematic view;
[0021] Figure 5 For Figure 2 Partial exploded structural schematic view.
[0022] In the figure: 1, rack; 2, moving assembly; 21, motor; 22, threaded rod; 23, moving plate; 24, limit roller; 25, guide slider; 26, limit groove; 3, limit box; 4, lifting hook; 41, steel wire rope; 5, control assembly; 51, positioning plate; 52, damper; 53, buffer spring; 54, guide block; 55, limit plate; 56, rotating shaft; 57, limit sleeve. DETAILED DESCRIPTION
[0023] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0024] As Figure 1 - Figure 5 The embodiment provided by the utility model provides a crane anti-swing device facilitating stable lifting, which comprises a rack 1, a moving assembly 2 is arranged on the upper end surface of the rack 1, a limit box 3 is arranged below the rack 1, a control assembly 5 is arranged in the limit box 3, the control assembly 5 comprises positioning plates 51, the number of the positioning plates 51 is two, the two positioning plates 51 are fixedly connected to the inner walls on the two sides of the limit box 3, dampers 52 are fixedly arranged at the two ends outside the positioning plates 51, buffer springs 53 are sleeved on the outer walls of the dampers 52, guide blocks 54 are connected to one end of the dampers 52, limit sleeves 57 are arranged on one side of the guide blocks 54, steel wire ropes 41 are arranged in the limit sleeves 57, and lifting hooks 4 are fixedly arranged at the bottoms of the steel wire ropes 41.
[0025] Preferably, as Figures 3-4 indicated in the figure, the number of the guide blocks 54 is two, the guide blocks 54 are slidingly connected to the positioning plates 51 at the bottoms, limit plates 55 are rotatably installed in the guide blocks 54, rotating shafts 56 are rotatably installed at the other ends of the two limit plates 55, the rotating shafts 56 are fixedly connected to the outer walls of the limit sleeves 57 at the two ends, two limit rings are arranged in the limit sleeves 57, and the diameters of the limit rings are greater than the diameter of the steel wire rope 41.
[0026] The steel wire rope 41 starts to extrude the limiting ring on the two limiting sleeves 57 under the shaking pressure, the pressure generated by the shaking of the goods extrudes the limiting plate 55 on the two rotating shafts 56 through the limiting sleeve 57, and when the limiting plate 55 is extruded, it promotes the other end to extrude the two guide blocks 54 to move backward, so that the guide block 54 extrudes the buffer spring 53 on the damper 52 to cooperate to disperse the pressure, and the steel wire rope 41 is buffered when shaking, and the limiting box 3 is provided with a driving assembly to drive the sliding frame to wind and unwind the steel wire rope 41, and the steel wire rope 41 drives the lifting hook 4 to lift and carry the goods, and the steel wire rope 41 is buffered by the anti-shaking structure in the limiting box 3 when shaking, thereby reducing the shaking amplitude of the goods.
[0027] Preferably, as shown in Figure 5 The steel wire rope 41 penetrates through the bottom of the limiting box 3, and the outer wall of the limiting box 3 is fixedly provided with symmetrically arranged guide sliding blocks 25, the two guide sliding blocks 25 are slidingly connected to the outer wall of the rack 1, the moving assembly 2 comprises a motor 21 fixedly installed on the upper end of the rack 1, a threaded rod 22 connected to the output end of the motor 21, a moving plate 23 threadedly connected to the outer wall of the threaded rod 22, the moving plate 23 is fixedly connected to the bottom of the limiting box 3, and the upper end of the rack 1 is symmetrically provided with two limiting grooves 26, and the bottom of the moving plate 23 is provided with four limiting rollers 24, and the limiting rollers 24 are rollingly connected to the inside of the limiting grooves 26, and the diameters of the limiting rollers 24 and the sizes of the limiting grooves 26 are matched.
[0028] The driving motor 21 drives the threaded rod 22 to move the moving plate 23 to carry the goods, so that the moving plate 23 is limited to roll on the limiting grooves 26 by the four limiting rollers 24 at the bottom, and the moving plate 23 stably drives the lifting hook 4 on the limiting box 3 below to move, and the limiting box 3 slides on the rack 1 by the cooperation of the two guide sliding blocks 25 on the sides when moving, so that the lifting hook 4 moves relatively smoothly when lifting the goods, and the four limiting rollers 24 and the limiting grooves 26 are matched in size to prevent the moving plate 23 from being misaligned when moving.
[0029] The utility model discloses a crane's use principle and use flow: when crane hoists and carries goods, first, connect external power supply, and drive motor 21 drives threaded rod 22 to move plate 23 and carries goods, makes its moving plate 23 utilize bottom four limit idler wheel 24 and roll on the limit groove 26, promotes moving plate 23 and drives the lower limit box 3 to move hook 4, and limit box 3 utilizes both sides guide sliding block 25 on rack 1 when moving and sliding cooperation, when hook 4 hoists goods, it is convenient to move relatively stable, improves crane hoisting goods stability, utilizes the sliding frame in limit box 3 and rolls steel wire rope 41, makes its hook 4 and appears unbalance and then starts to swing, at this moment, steel wire rope 41 starts to extrude two limit sleeves 57 on the limit ring under the pressure of swinging, and the pressure generated by goods swinging makes two rotating shafts 56 move on the limit plate 55 through limit sleeve 57 extrusion, makes another end extrude two guide blocks 54 to move to the back side when limit plate 55 is extruded again, makes guide block 54 extrude damper 52 on buffer spring 53 cooperation, disperses pressure, buffers when steel wire rope 41 shakes, reduces goods and hoists and appears swing etc.
[0030] In the description of the utility model, it is necessary to explain that, unless another explicit provision and limitation, the term "installation", "set with", "connection" etc. should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside intercommunication. For ordinary skilled in the art, can understand the concrete meaning of the above-mentioned term in the utility model according to specific situation.
[0031] In the description of the embodiment, the orientation or position relationship of the terms "upper", "lower", "right", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only used to distinguish in the description, and have no special meaning.
Claims
1. An anti-sway device for cranes that facilitates smooth lifting, characterized in that, The device includes a frame (1), a moving component (2) is provided on the upper surface of the frame (1), a limit box (3) is provided below the frame (1), a control component (5) is provided inside the limit box (3), the control component (5) includes a positioning plate (51), there are two positioning plates (51), and both positioning plates (51) are fixedly connected to the inner walls on both sides of the limit box (3), dampers (52) are fixedly provided at both ends of the outer side of the positioning plate (51), a buffer spring (53) is sleeved on the outer wall of the damper (52), a guide block (54) is connected to one end of the damper (52), a limit sleeve (57) is provided on one side of the guide block (54), a wire rope (41) is provided inside the limit sleeve (57), and a hook (4) is fixedly provided at the bottom of the wire rope (41).
2. The anti-sway device for a crane that facilitates smooth lifting according to claim 1, characterized in that, There are two guide blocks (54). The bottom of the guide block (54) is slidably connected to the positioning plate (51). A limit plate (55) is rotatably installed inside the guide block (54).
3. The anti-sway device for a crane that facilitates smooth lifting according to claim 2, characterized in that, The other ends of the two limiting plates (55) are rotatably mounted on a rotating shaft (56). The two ends of the rotating shaft (56) are fixedly connected to the outer wall of the limiting sleeve (57). The limiting sleeve (57) is provided with two limiting rings inside. The diameter of the limiting rings is larger than the diameter of the wire rope (41).
4. The anti-sway device for a crane that facilitates smooth lifting according to claim 1, characterized in that, The steel wire rope (41) passes through the bottom of the limiting box (3). The outer wall of the limiting box (3) is fixedly and symmetrically provided with guide sliders (25). The two guide sliders (25) are slidably connected to the outer wall of the frame (1).
5. The anti-sway device for a crane that facilitates smooth lifting according to claim 1, characterized in that, The moving component (2) includes a motor (21), which is fixedly installed on the upper end of the frame (1). The output end of the motor (21) is connected to a threaded rod (22), and a moving plate (23) is threadedly connected to the outer wall of the threaded rod (22). The bottom of the moving plate (23) is fixedly connected to the limiting box (3).
6. The anti-sway device for a crane according to claim 5, characterized in that, The upper end of the frame (1) has two symmetrically arranged limiting grooves (26). The four corners of the bottom of the moving plate (23) are all equipped with limiting rollers (24). The limiting rollers (24) are tumbling inside the limiting grooves (26). The diameter of the limiting rollers (24) is compatible with the size of the limiting grooves (26).