A crane anti-sway device

Abstract

The present invention discloses a crane anti-sway device, which relates to the technical field of crane anti-sway, including a crane component, wherein a damping buffer component is provided at the bottom of the crane component, and a clamped anti-sway component is provided at the bottom of the damping buffer component, wherein the damping buffer component includes a sleeve, a partition is provided at the inner middle part of the sleeve, and a sliding seat is symmetrically provided inside the sleeve. The present invention installs a guide rod through the sleeve and the partition, the sliding seat is slidably sleeved on the outer side of the guide rod, and a bidirectional damping spring is movably sleeved on the outer side of the guide rod. The elastic force of the bidirectional damping spring is utilized to provide a buffering effect at both ends of the sliding seat when shaking occurs. At the same time, a lateral damping spring is movably connected to the inner side of the sleeve, which facilitates lateral buffering of the sliding seat. The swing amplitude can be reduced by the buffering action of the bidirectional damping spring and the lateral damping spring, thereby effectively realizing the anti-sway function.

Description

Technical Field

[0001] The present invention relates to the technical field of crane anti-swaying, and in particular to a crane anti-swaying device. Background Art

[0002] A crane, also known as an overhead crane, overhead crane, hoist, or traveling crane, is a multi-action lifting machine used to vertically lift and horizontally transport heavy objects within a certain range. During crane transport, the object is subjected to inertia and horizontal wind loads, causing it to swing back and forth within the plumb line.

[0003] In the prior art, such as the patent announcement number: CN216764087U "A anti-sway device for a crane", which includes a boom, a driving mechanism is provided at the top of the boom, and a balancing mechanism is provided at the bottom of the boom. The driving mechanism is connected to the balancing mechanism through a wire rope, and the balancing mechanism is connected to the load-bearing hook; the driving mechanism includes a first motor, a driving rod, and a driven roller. The first motor drives the driving rod to rotate, the driving rod penetrates into the driven roller and drives the driven roller to rotate, and the wire rope is wrapped around the driven roller; the balancing mechanism includes a connecting rod and a load-bearing plate, the connecting rod is connected to the bottom of the boom, and a movable groove is provided in the connecting rod. The load-bearing plate can slide in the movable groove of the connecting rod, the top of the load-bearing hook is connected to the load-bearing plate, and the free end of the wire rope is connected to the rope lock buckle of the load-bearing plate.

[0004] In the prior art, for example, the "crane box end anti-sway device" with patent announcement number CN107601280B includes a shell made of permanent magnetic material; a group of drive rollers are installed at the bottom of the shell, and the drive rollers can rotate freely around their own rotating shafts; a drive track is sleeved between the drive rollers, and the drive track is formed by permanent magnetic sheets connected end to end; an adjustment groove is opened inside the shell, and an adjustment column is slidably arranged in the adjustment groove, one end of the adjustment column is connected to the rear part of the shell by a tension spring, and the other end of the adjustment column can slide out of the front part of the shell along the adjustment groove; a pressure-sensitive limiter is also provided at the front part of the shell; an adjustment rod is provided on the rotating shaft, and the end of the adjustment rod extends into the shell; and a limit plate matching each of the adjustment rods is provided on the adjustment column.

[0005] Existing cranes are prone to shaking back and forth or left and right during use. If the shaking amplitude is too large, collisions may occur, causing damage to the hoisted objects. To address the above problems, a crane anti-shake device is proposed. Summary of the Invention

[0006] The object of the present invention is to provide a crane anti-sway device to solve the problem that the crane in the prior art proposed in the above background technology is prone to shaking back and forth or left and right during use. If the shaking amplitude is too large, a collision may occur, thereby causing damage to the hoisted objects.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a crane anti-sway device, comprising a crane component, a damping buffer component is provided at the bottom of the crane component, a clamped anti-sway component is provided at the bottom of the damping buffer component, the damping buffer component comprises a sleeve, a partition is provided at the middle inner side of the sleeve, a sliding seat is symmetrically provided inside the sleeve, a guide rod is passed through the inner side of the sliding seat, two bidirectional damping springs are provided on the outer wall of the guide rod, the bidirectional damping springs are fixedly connected to the two ends of the sliding seat, a hanging seat is fixedly installed at the bottom of the sliding seat, a plurality of lateral damping springs are symmetrically provided on both sides of the hanging seat, one end of each lateral damping spring is connected to the inner wall of the sleeve, and the sleeve The cooperating partition plate facilitates the connection and installation function of the guide rod. The sliding seat is slidably sleeved on the outside of the guide rod. The bidirectional damping spring is movably sleeved on the outside of the guide rod and is connected to the sliding seat through a sliding collar. The bottom of the sliding seat is movably installed with a lateral damping spring through the lifting seat. The elastic force of the bidirectional damping spring helps to provide a buffering effect at both ends of the sliding seat when shaking occurs. At the same time, the lateral damping spring is movably connected to the inside of the sleeve box, which is convenient for providing lateral buffering for the sliding seat. The buffering effect of the bidirectional damping spring and the lateral damping spring can reduce the swing amplitude, effectively realize the anti-sway function, effectively improve the stability in the lifting and hoisting project, and prevent the problem of reduced work efficiency caused by shaking.

[0008] The top of the lifting block is connected with the lifting link of the lifting link, and the bottom of the lifting block is connected with the lifting link of the lifting link.

[0009] Preferably, the crane assembly includes a lifting piece, the bottom ends of which are fixedly connected to connecting columns, the bottom of which is fixedly connected to a steel wire rope, the lifting piece is convenient for installation on the crane, and the connecting columns cooperate with the steel wire rope to achieve the lifting effect.

[0010] Preferably, a winding drum is provided at one end of the wire rope, and side mounting frames are provided at both ends of the winding drum. A first motor is installed on the side of the side mounting frame, and a mounting plate is installed at one end of the side mounting frame. The wire rope is wound around the winding drum, and the first motor is used to drive the winding drum to rotate on the side mounting frame, thereby facilitating the release or winding of the wire rope, and the mounting plate provides a stable support and installation function.

[0011] Preferably, guide rails are symmetrically provided on the inner side of the sleeve, and sliding rings are provided at both ends of the bidirectional damping spring. The sliding rings are movably sleeved on the outer wall of the guide rod. The guide rails facilitate the installation of the sliding seat, thereby facilitating the function of providing effective sliding guidance, and the sliding rings facilitate the installation of the bidirectional damping spring.

[0012] Preferably, side sliders are provided on both sides of the sliding seat, and the inner sides of the side sliders are slidably connected to guide rails. The side sliders are distributed on both sides of the sliding seat, thereby facilitating the provision of a stable sliding effect and effectively improving the stability of the damping buffer.

[0013] Preferably, a second motor is provided at one end of the sliding rail groove, and a bidirectional threaded rod is provided inside the sliding rail groove. The second motor drives the bidirectional threaded rod to rotate, so that the adjusting slider moves, providing installation clamping for the hook.

[0014] Preferably, a side mounting plate is provided on the outside of the third motor, one end of the side mounting plate is connected to the side of the adjusting slider, and a lifting track is provided on the outside of the lifting slider, one end of the side mounting plate is connected to one end of the lifting track. The side mounting plate facilitates the provision of stable installation support between the adjusting slider and the lifting track.

[0015] Preferably, an auxiliary clamping ring is fixedly installed on the bottom of the clamping frame, and the auxiliary clamping ring is arranged on the outside of the hanging column. The auxiliary clamping ring facilitates further providing a stable clamping effect on the hanging column to maintain stability.

[0016] Preferably, a limit plate is fixedly installed on the top of the suspension column, which provides an effective limiting effect and further improves stability.

[0017] Preferably, connecting rods and connecting holes are respectively provided at both ends of the clamping frame, and the connecting rods and connecting holes are connected to each other. The connection between the connecting rods and the connecting holes further improves the clamping stability of the clamping frame, which is beneficial to improving the stability of the hook during lifting and effectively preventing it from falling off.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. In the present invention, the guide rod is installed by means of a sleeve and a partition, the sliding seat is slidably sleeved on the outside of the guide rod, the bidirectional damping spring is movably sleeved on the outside of the guide rod, and is connected to the sliding seat through a sliding sleeve, and the bottom of the sliding seat is movably installed with a lateral damping spring through the lifting seat. The elastic force of the bidirectional damping spring helps to provide a buffering effect at both ends of the sliding seat when shaking occurs. At the same time, the lateral damping spring is movably connected to the inner side of the sleeve, which is convenient for providing lateral buffering for the sliding seat, and then the swing amplitude can be reduced by the buffering effect of the bidirectional damping spring and the lateral damping spring, effectively realizing the anti-shake function, effectively improving the stability in the lifting and hoisting project, and preventing the problem of reduced work efficiency caused by shaking.

[0020] 2. In the present invention, a bidirectional threaded rod is installed on the inner side of the sliding rail groove, and the second motor is used to drive the bidirectional threaded rod to rotate, thereby facilitating the adjustment slider to provide the effect of achieving opposite movement. The clamping effect of the clamping frame and the auxiliary clamping ring facilitates the stable clamping and fixing of the hanging column. At the same time, the third motor drives the lifting threaded rod to rotate, so that the lifting slider drives the gravity pendulum to achieve the lifting and lowering adjustment function, and the gravity pendulum has the effect of gravity, thereby improving the effect of reducing swing, and facilitating the cooperation with the hook to achieve the role of a stable hook. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a perspective view of a stabilization device for a crane according to the present invention;

[0022] Figure 2 This is a schematic structural diagram of a crane anti-roll device from another angle according to the present invention;

[0023] Figure 3 This is a partial cross-sectional structural diagram of a stabilization device for a crane according to the present invention;

[0024] Figure 4 This is an enlarged structural diagram of position A of a sway stabilization device for a crane according to the present invention;

[0025] Figure 5 This is a partial structural diagram of a stabilization device for a crane according to the present invention;

[0026] Figure 6 This is an enlarged structural diagram of position B of a sway stabilization device for a crane according to the present invention.

[0027] In the picture:

[0028] 1. Crane assembly; 101. Hoisting parts; 102. Connecting column; 103. Wire rope; 104. Reel; 105. Side mounting frame; 106. First motor; 107. Mounting plate; 2. Damping and buffer assembly; 201. Box; 202. Partition; 203. Guide rail; 204. Sliding seat; 205. Hoisting seat; 206. Lateral damping spring; 207. Guide rod; 208. Bidirectional damping spring; 209. Sliding sleeve Ring; 210, side slider; 3, clamped anti-sway assembly; 301, sliding rail groove; 302, second motor; 303, bidirectional threaded rod; 304, adjusting slider; 305, third motor; 306, side mounting plate; 307, lifting threaded rod; 308, lifting slider; 309, lifting track; 310, gravity pendulum; 311, clamping frame; 312, auxiliary clamping ring; 313, hanging column; 314, hook; 315, limit plate. DETAILED DESCRIPTION

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0030] Example 1: Reference Figures 1-6As shown: a crane anti-sway device, including a crane component 1, a damping buffer component 2 is provided at the bottom of the crane component 1, a clamped anti-sway component 3 is provided at the bottom of the damping buffer component 2, the damping buffer component 2 includes a sleeve 201, a partition 202 is provided at the middle of the inner side of the sleeve 201, a sliding seat 204 is symmetrically provided inside the sleeve 201, a guide rod 207 is passed through the inner side of the sliding seat 204, the outer wall of the guide rod 207 is provided with two bidirectional damping springs 208, the bidirectional damping springs 208 are fixedly connected to the two ends of the sliding seat 204, a hanging seat 205 is fixedly installed at the bottom of the sliding seat 204, a plurality of lateral damping springs 206 are symmetrically provided on both sides of the hanging seat 205, one end of the lateral damping springs 206 are connected to the inner wall of the sleeve 201, the sleeve 201 and the partition 202 are aligned with the guide rod 20 7 is installed, the sliding seat 204 is slidably sleeved on the outside of the guide rod 207, the bidirectional damping spring 208 is movably sleeved on the outside of the guide rod 207, and is connected to the sliding seat 204 through the sliding ring 209, and the bottom of the sliding seat 204 is movably installed with a lateral damping spring 206 through the lifting seat 205. The elastic force of the bidirectional damping spring 208 helps to provide a buffering effect at both ends of the sliding seat 204 when shaking occurs. At the same time, the lateral damping spring 206 is movably connected to the inner side of the sleeve box 201, which is convenient for providing lateral buffering for the sliding seat 204. The buffering effect of the bidirectional damping spring 208 and the lateral damping spring 206 can reduce the swing amplitude, effectively realize the anti-sway function, effectively improve the stability in the lifting and hoisting project, and prevent the problem of reduced work efficiency caused by shaking;

[0031] The clamping anti-sway assembly 3 includes a sliding rail groove 301 and a hook 314. The bottom of the hanging seat 205 is fixedly connected to the top of the sliding rail groove 301. The inner side of the sliding rail groove 301 is symmetrically provided with an adjusting slider 304. The bottom of the adjusting slider 304 is installed with a third motor 305. The bottom of the third motor 305 is connected to a lifting threaded rod 307. The outer wall of the lifting threaded rod 307 is threadedly connected to a lifting slider 308. A gravity pendulum 310 is movably installed on the side of the lifting slider 308. A clamping frame 311 is installed on the side of the gravity pendulum 310. A hanging column 313 is provided between the two clamping frames 311. The bottom of the hanging column 313 is connected to the top of the hook 314. The two parts are connected, and a bidirectional threaded rod 303 is installed on the inner side of the sliding rail groove 301. The second motor 302 is used to drive the bidirectional threaded rod 303 to rotate, which facilitates the adjustment slider 304 to provide the effect of achieving opposite movement. The clamping effect of the clamping frame 311 and the auxiliary clamping ring 312 facilitates the stable clamping and fixing of the hanging column 313. At the same time, the third motor 305 drives the lifting threaded rod 307 to rotate, so that the lifting slider 308 drives the gravity pendulum 310 to achieve the lifting and lowering adjustment function, and the gravity pendulum 310 has the effect of gravity, thereby improving the effect of reducing swing, and then facilitating the cooperation with the hook 314 to achieve the role of a stable hook.

[0032] like Figure 3 As shown, the crane assembly 1 includes a lifting part 101, and the two ends of the bottom of the lifting part 101 are fixedly connected to connecting columns 102, and the bottom of the connecting column 102 is fixedly connected to a wire rope 103. The lifting part 101 is convenient for installation on the crane, and the connecting column 102 cooperates with the wire rope 103 to achieve the lifting effect.

[0033] like Figure 3 As shown, a winding drum 104 is provided at one end of the wire rope 103, and side mounting frames 105 are provided at both ends of the winding drum 104. A first motor 106 is installed on the side of the side mounting frame 105, and a mounting plate 107 is installed at one end of the side mounting frame 105. The wire rope 103 is wound on the winding drum 104, and the first motor 106 is used to drive the winding drum 104 to rotate on the side mounting frame 105, thereby facilitating the release or winding of the wire rope 103, and the mounting plate 107 provides a stable support installation.

[0034] like Figure 3 As shown, guide rails 203 are symmetrically arranged on the inner side of the sleeve 201, and sliding rings 209 are arranged at both ends of the bidirectional damping spring 208. The sliding rings 209 are movably sleeved on the outer wall of the guide rod 207. The guide rails 203 provide convenience for the installation of the sliding seat 204, thereby facilitating the effective sliding guide function. The sliding rings 209 facilitate the installation of the bidirectional damping spring 208.

[0035] like Figure 4 As shown, side sliders 210 are provided on both sides of the sliding seat 204, and the inner sides of the side sliders 210 are slidably connected to the guide rails 203. The side sliders 210 are distributed on both sides of the sliding seat 204, thereby facilitating the provision of a stable sliding effect and effectively improving the stability of the damping buffer.

[0036] like Figure 5 As shown, a second motor 302 is provided at one end of the sliding rail groove 301, and a bidirectional threaded rod 303 is provided inside the sliding rail groove 301. The second motor 302 drives the bidirectional threaded rod 303 to rotate, so that the adjusting slider 304 moves, providing installation clamping for the hook 314.

[0037] like Figure 5 As shown, a side mounting plate 306 is provided on the outside of the third motor 305, one end of the side mounting plate 306 is connected to the side of the adjusting slider 304, and a lifting track 309 is provided on the outside of the lifting slider 308, one end of the side mounting plate 306 is connected to one end of the lifting track 309. The side mounting plate 306 facilitates the provision of stable installation support between the adjusting slider 304 and the lifting track 309.

[0038] like Figure 5 and Figure 6 As shown, an auxiliary clamping ring 312 is fixedly installed at the bottom of the clamping frame 311, and the auxiliary clamping ring 312 is arranged on the outside of the hanging column 313. The auxiliary clamping ring 312 facilitates further providing a stable clamping effect on the hanging column 313 to maintain stability.

[0039] like Figure 5 and Figure 6 As shown, a limit plate 315 is fixedly installed on the top of the suspension column 313, and the limit plate 315 provides an effective limiting effect, thereby further improving stability.

[0040] like Figure 5 and Figure 6 As shown, connecting rods and connecting holes are respectively provided at both ends of the clamping frame 311, and the connecting rods and connecting holes are connected to each other. The connection between the connecting rods and the connecting holes further improves the clamping stability of the clamping frame 311, which is beneficial to improving the stability of the hook 314 during lifting and effectively preventing it from falling off.

[0041] In the present invention, when the anti-sway device of the crane is in use, first, the hoisting part 101 is conveniently installed on the crane, the connecting column 102 cooperates with the wire rope 103 to realize the hoisting effect, the wire rope 103 is wound on the reel 104, and the first motor 106 is used to drive the reel 104 to rotate on the side mounting frame 105, thereby facilitating the release or reeling of the wire rope 103, the mounting plate 107 provides a stable support installation function, the sleeve box 201 and the partition plate 202 are installed on the guide rod 207, the sliding seat 204 is slidably sleeved on the outside of the guide rod 207, the bidirectional damping spring 208 is movably sleeved on the outside of the guide rod 207, and is connected to the sliding seat 204 through the sliding ring 209, and the sliding seat 204 The bottom of the lifting seat 205 is movably installed with a lateral damping spring 206. The elastic force of the bidirectional damping spring 208 helps to provide a buffering effect at both ends of the sliding seat 204 when shaking occurs. At the same time, the lateral damping spring 206 is movably connected to the inner side of the sleeve box 201, which is convenient for providing lateral buffering for the sliding seat 204. The buffering effect of the bidirectional damping spring 208 and the lateral damping spring 206 can reduce the swing amplitude, effectively realize the anti-sway function, and effectively improve the stability in the lifting and hoisting project. The guide rail 203 provides convenience for the installation of the sliding seat 204, thereby facilitating the function of providing effective sliding guidance, and the sliding ring 209 facilitates the installation of the bidirectional damping spring 208 The side sliders 210 are distributed on both sides of the sliding seat 204, thereby facilitating the provision of a stable sliding effect and effectively improving the stability of the damping buffer. A bidirectional threaded rod 303 is installed on the inner side of the sliding rail groove 301, and the second motor 302 drives the bidirectional threaded rod 303 to rotate, thereby facilitating the adjustment slider 304 to provide the effect of achieving opposite movement. The clamping effect of the clamping frame 311 and the auxiliary clamping ring 312 facilitates the stable clamping and fixing of the hanging column 313. At the same time, the third motor 305 drives the lifting threaded rod 307 to rotate, so that the lifting slider 308 drives the gravity pendulum 310 to realize the lifting and lowering adjustment function, and the gravity pendulum 310 has a gravity effect, thereby improving the effect of reducing swinging, thereby In order to cooperate with the hook 314 to achieve the function of a stable hook, the second motor 302 drives the bidirectional threaded rod 303 to rotate, so that the adjusting slider 304 moves, and provides an installation clamping function for the hook 314. The side mounting plate 306 facilitates the provision of stable installation support between the adjusting slider 304 and the lifting rail 309. The auxiliary clamping ring 312 facilitates further providing a stable clamping function for the hanging column 313 to maintain stability. The limit plate 315 provides an effective limiting function to further improve stability. The connecting rod is connected to the connecting hole to further improve the clamping stability of the clamping frame 311, which is beneficial to improving the stability of the hook 314 during lifting and effectively preventing it from falling off.

[0042] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A crane anti-roll device, comprising a crane assembly (1), characterized in that: The bottom of the crane assembly (1) is provided with a damping and buffering assembly (2), and the bottom of the damping and buffering assembly (2) is provided with a clamped anti-sway assembly (3). The damping and buffering assembly (2) includes a sleeve (201), a partition (202) is provided at the middle of the inner side of the sleeve (201), a sliding seat (204) is symmetrically provided inside the sleeve (201), a guide rod (207) passes through the inner side of the sliding seat (204), and the outer wall of the guide rod (207) is provided with two bidirectional damping springs (208), and the bidirectional damping springs (208) are fixedly connected to the two ends of the sliding seat (204). A hanging seat (205) is fixedly installed at the bottom of the sliding seat (204), and a plurality of lateral damping springs (206) are symmetrically provided on both sides of the hanging seat (205), and one end of each lateral damping spring (206) is connected to the inner wall of the sleeve (201); The clamping anti-sway assembly (3) comprises a sliding rail groove (301) and a hook (314); the bottom of the hanging seat (205) is fixedly connected to the top of the sliding rail groove (301); an adjusting slider (304) is symmetrically provided on the inner side of the sliding rail groove (301); a third motor (305) is installed at the bottom of the adjusting slider (304); a lifting threaded rod (307) is connected to the bottom of the third motor (305); a lifting slider (308) is threadedly connected to the outer wall of the lifting threaded rod (307); a gravity pendulum (310) is movably installed on the side of the lifting slider (308); a clamping frame (311) is installed on the side of the gravity pendulum (310); a hanging column (313) is provided between the two clamping frames (311); the bottom of the hanging column (313) is connected to the top of the hook (314); A second motor (302) is provided at one end of the sliding rail groove (301), and a bidirectional threaded rod (303) is provided inside the sliding rail groove (301); A side mounting plate (306) is provided on the outside of the third motor (305), one end of the side mounting plate (306) is connected to the side of the adjusting slider (304), and a lifting track (309) is provided on the outside of the lifting slider (308), one end of the side mounting plate (306) is connected to one end of the lifting track (309); An auxiliary clamping ring (312) is fixedly mounted on the bottom of the clamping frame (311), and the auxiliary clamping ring (312) is arranged on the outside of the hanging column (313); A limiting plate (315) is fixedly installed on the top of the suspension column (313); The two ends of the clamping frame (311) are respectively provided with a connecting rod and a connecting hole, and the connecting rod and the connecting hole are connected; The crane assembly (1) comprises a hoisting member (101), the bottom ends of the hoisting member (101) are fixedly connected to connecting columns (102), and the bottom of the connecting column (102) is fixedly connected to a steel wire rope (103); A winding drum (104) is provided at one end of the steel wire rope (103), side mounting frames (105) are provided at both ends of the winding drum (104), a first motor (106) is installed on the side of the side mounting frame (105), and a mounting plate (107) is installed at one end of the side mounting frame (105).

2. The anti-roll device for a crane according to claim 1, characterized in that: The inner side of the sleeve box (201) is symmetrically provided with a guide track (203), and both ends of the bidirectional damping spring (208) are provided with sliding rings (209), and the sliding rings (209) are movably sleeved on the outer wall of the guide rod (207).

3. The anti-roll device for a crane according to claim 1, characterized in that: Side sliding blocks (210) are provided on both sides of the sliding seat (204), and the inner sides of the side sliding blocks (210) are slidably connected to guide rails (203).

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