Suspension device of monorail hoist

By designing suspension devices for power plants, coiling frames, wire ropes, hooks, slide rails and drive components in monorail cranes, the problem of steel wire ropes swaying and tilting during coiling during lifting is solved, the stability and safety of lifting is achieved, and the installation and disassembly of the crane body is simplified.

CN119976629AInactive Publication Date: 2025-05-13SHANDONG SHITU ELECTROMECHANICAL EQUIP CO LTD
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Patent Information

Application Number
CN202510454649.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-04-11
Publication Date
2025-05-13
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

During the lifting process of existing monorail cranes, the wire rope is prone to tilt during winding due to inertia, and then slides down quickly when lowered, causing the lifting end to fall.

Method used

A suspension device including a power unit, a winding frame, a wire rope, a hook, a slide rail and a driving component is designed. Through the cooperation of the polyurethane friction wheel and the electric push rod, the stable winding of the wire rope and the convenient installation and disassembly of the crane body are achieved.

Benefits of technology

It effectively avoids the inclination and slipping of the wire rope when winding, improves the stability and safety of lifting, and simplifies the installation and disassembly of the crane body.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of monorail hoists and discloses a monorail hoist suspension device which comprises a hoist body, a power device is fixedly connected to the inner wall of the hoist body, a winding frame is fixedly connected to the output end of the power device, a steel wire rope is fixedly connected to the inner wall of the winding frame, and a lifting hook is fixedly connected to the bottom of the steel wire rope. A through hole is formed in the top of the crane body, a lowering hole is formed in the bottom of the crane body, a sliding rail is arranged above the crane body, and a driving component is arranged at the top of the crane body; the driving part comprises a telescopic frame, and the end of the telescopic frame is fixedly connected with a driving device. When an electric push rod contracts, a polyurethane friction wheel is pushed to make contact with the inner wall of a sliding rail to complete installation of a crane body, at the moment, a telescopic frame is in a contracted state, when the telescopic frame contracts, an elastic rod is extruded through vertical plates, and the elastic rod pushes a positioning ring to move downwards through a positioning rod along with mutual approaching of the vertical plates; and when the positioning ring moves downwards, the extrusion rod is pushed to extrude the steel wire rope.
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Description

Technical Field

[0001] The invention relates to the technical field of monorail cranes, in particular to a suspension device of a monorail crane. Background Art

[0002] Monorail cranes in the marine field refer to monorail cranes used on marine platforms. They are mainly used to run on suspended monorails. They are transportation equipment composed of a driving vehicle, a traction vehicle, a brake vehicle and a carrier vehicle. This type of crane usually uses a special I-beam suspended above the roadway as a track. It runs along the track through traction equipment and is used for loading, unloading and transporting various goods on marine platforms. The monorail cranes currently in use usually use steel wire ropes to lift cargoes. During the lifting process, the steel wire ropes are prone to shaking due to the effect of inertia. When the monorail crane reels in the steel wire rope, the shaking steel wire rope is prone to tilt after being reeled in. When the monorail crane lowers the steel wire rope, the tilted steel wire rope will slide down quickly, causing the lifting end of the monorail crane to fall. Summary of the invention

[0003] The object of the present invention is to provide a suspension device for a monorail crane to solve the problems raised in the above background technology.

[0004] To solve the above technical problems, the present invention is achieved through the following technical solutions: The present invention is a suspension device for a monorail crane, comprising a crane body, the inner wall of the crane body is fixedly connected to a power device, the output end of the power device is fixedly connected to a winding frame, the inner wall of the winding frame is fixedly connected to a steel wire rope, the bottom of the steel wire rope is fixedly connected to a hook, the top of the crane body is provided with a through hole, the bottom of the crane body is provided with a lowering hole, a slide rail is provided above the crane body, and a driving component is provided on the top of the crane body; The driving component includes a telescopic frame, an end of the telescopic frame is fixedly connected to a driving device, an output end of the driving device is fixedly connected to a rotating rod, a surface of the rotating rod is fixedly connected to a polyurethane friction wheel, a surface of the telescopic frame is fixedly connected to a mounting seat, a surface of the mounting seat is fixedly connected to an electric push rod, a telescopic end of the electric push rod is fixedly connected to a connecting plate, a bottom of the connecting plate is fixedly connected to the surface of the telescopic frame, a mounting plate is fixedly connected to the surface of the telescopic frame, an extrusion component is provided at the bottom of the telescopic frame, and a limiting component is provided inside the crane body.

[0005] Furthermore, one end of the winding frame away from the power device is rotatably connected to the inner wall of the crane body, the bottom of the wire rope extends to the bottom of the crane body through the lowering hole, the telescopic frame is symmetrically arranged with the slide rail as the center, and the end of the telescopic frame close to the driving device extends to the surface of the slide rail.

[0006] Furthermore, the number of the polyurethane friction wheels is set to four, and the four polyurethane friction wheels are arranged into two groups, and the number of each group is set to two, the bottom of the polyurethane friction wheel contacts the bottom of the inner wall of the slide rail, the number of the mounting plates is set to two, and the two mounting plates are symmetrically arranged with the telescopic frame as the center, and the bottom of the mounting plate is fixedly connected to the top of the crane body.

[0007] Furthermore, the extrusion component includes a vertical plate, the top of the vertical plate is fixedly connected to the bottom of the telescopic frame, an elastic rod is hinged on the surface of the vertical plate, a positioning rod is hinged on one end of the elastic rod away from the vertical plate, a positioning ring is fixedly connected to one end of the positioning rod away from the elastic rod, an extrusion rod is arranged below the telescopic frame, a circular groove is opened on the surface of the extrusion rod, and the inner wall of the positioning ring is rotatably connected to the inner wall of the circular groove.

[0008] Furthermore, the bottom of the vertical plate extends to the interior of the crane body through a through hole, and there are two elastic rods, which are symmetrically arranged with the positioning ring as the center. The extrusion rod is located above the winding frame, and the bottom of the extrusion rod contacts the surface of the wire rope.

[0009] Furthermore, the limiting component includes a linkage plate, the top of the linkage plate is fixedly connected to the bottom of the vertical plate, the end of the linkage plate away from the vertical plate is fixedly connected to a synchronous plate, the end of the synchronous plate is fixedly connected to a slide frame, the surface of the slide frame is fixedly connected to a cylindrical rod, the surface of the cylindrical rod is slidably connected to a circular groove frame, the bottom of the slide frame is fixedly connected to a pressure rod, the end of the pressure rod is fixedly connected to a stabilizing block, the surface of the linkage plate is fixedly connected to a bracket, the end of the bracket away from the linkage plate is fixedly connected to an elastic frame, the end of the elastic frame is fixedly connected to a disc, and the end of the disc is rotatably connected to a rolling rod.

[0010] Furthermore, there are two linkage plates, which are symmetrically arranged with the extrusion rod as the center, and the roller rod is located inside the crane body, and the surface of the roller rod contacts the surface of the wire rope.

[0011] Furthermore, the number of the slide frames is four, the four slide frames are arranged into two groups, and the number of each group is two, the two slide frames are symmetrically arranged with the cylindrical rod as the center, the slide frame is located inside the lowering hole, and the inner wall of the slide frame is slidably connected to the surface of the crane body.

[0012] Furthermore, the inner wall of the circular groove frame contacts the surface of the wire rope, the bottom of the linkage plate extends to the inside of the lowering hole, the end of the pressure rod extends to the outer end of the slide frame, the bottom of the stabilizing block contacts the top of the hook, and there are two roller rods, which are symmetrically arranged with the winding frame as the center.

[0013] The present invention has the following beneficial effects: The present invention starts the driving device to drive the rotating rod to rotate, and the rotating rod drives the polyurethane friction wheel to rotate inside the slide rail when rotating. At this time, the polyurethane friction wheel will drive the crane body to move through the friction force. After the position adjustment of the crane body is completed, the power device is started to drive the winding frame to rotate, and the winding frame lowers the wire rope when rotating. At this time, the hook will move down, and the hook will be installed on the marine platform at the hook after moving to a suitable position. The power device is started to drive the winding frame to rotate and wind the wire rope. The hook pulls the goods to move upward as the wire rope is wound. The driving device is started again to drive the polyurethane friction wheel to move inside the slide rail, thereby carrying and processing the goods in the marine platform. When the crane body needs to be disassembled, the electric push rod is started to extend. When the electric push rod is extended, it will push the telescopic frame to extend through the connecting plate, and when the telescopic frame is extended, it will push the polyurethane friction wheel to move toward the outer end of the slide rail, thereby disassembling the crane body, thereby improving the convenience of installing and disassembling the crane body.

[0014] When the electric push rod of the present invention contracts, it pushes the polyurethane friction wheel to contact the inner wall of the slide rail to complete the installation of the crane body. At this time, the telescopic frame is in a contracted state. When the telescopic frame contracts, it squeezes the elastic rod through the vertical plate. As the vertical plates approach each other, the elastic rod pushes the positioning ring to move downward through the positioning rod. When the positioning ring moves downward, it pushes the extrusion rod to squeeze the steel wire rope. The extrusion rod squeezes the steel wire rope to improve the stability of the steel wire rope when it is wound, and avoids the situation where the steel wire rope is tilted inside the winding frame due to the swing of goods when it is wound.

[0015] The present invention can realize the present invention to realize the present invention to realize the present invention and to realize the present invention to realize the present invention.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the hook structure of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the crane body of the present invention; Figure 4 It is a structural schematic diagram of the winding frame of the present invention; Figure 5 It is a schematic diagram of the overall structure of the driving component of the present invention; Figure 6 Another structural schematic diagram of the driving component of the present invention; Figure 7 It is a schematic diagram of the overall structure of the extruded component of the present invention; Figure 8 Another structural schematic diagram of the extruded component of the present invention; Fig. 9 It is a schematic diagram of the overall structure of the limiting component of the present invention.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows: In the figure: 1. crane body; 2. slide rail; 3. lowering hole; 4. hook; 5. through hole; 6. power device; 7. wire rope; 8. winding frame; 9. driving component; 10. extrusion component; 11. limiting component; 20. telescopic frame; 21. driving device; 22. rotating rod; 23. polyurethane friction wheel; 24. mounting seat; 25. electric push rod; 26. connecting plate; 27. mounting plate; 30. vertical plate; 31. elastic rod; 32. positioning rod; 33. extrusion rod; 34. positioning ring; 35. circular groove; 40. linkage plate; 41. bracket; 42. synchronous plate; 43. stabilizing block; 44. pressure rod; 45. circular groove frame; 46. slide frame; 47. cylindrical rod; 48. disc; 49. roller; 50. elastic frame. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 9 As shown, the present invention is a suspension device for a monorail crane, comprising a crane body 1, a power device 6 is fixedly connected to the inner wall of the crane body 1, a winding frame 8 is fixedly connected to the output end of the power device 6, a steel wire rope 7 is fixedly connected to the inner wall of the winding frame 8, a hook 4 is fixedly connected to the bottom of the steel wire rope 7, a through hole 5 is opened on the top of the crane body 1, a lowering hole 3 is opened on the bottom of the crane body 1, a slide rail 2 is arranged above the crane body 1, and a driving component 9 is arranged on the top of the crane body 1; The driving component 9 includes a telescopic frame 20, the end of the telescopic frame 20 is fixedly connected to a driving device 21, the output end of the driving device 21 is fixedly connected to a rotating rod 22, the surface of the rotating rod 22 is fixedly connected to a polyurethane friction wheel 23, the surface of the telescopic frame 20 is fixedly connected to a mounting seat 24, the surface of the mounting seat 24 is fixedly connected to an electric push rod 25, the telescopic end of the electric push rod 25 is fixedly connected to a connecting plate 26, the bottom of the connecting plate 26 is fixedly connected to the surface of the telescopic frame 20, the present invention starts the driving device 21 to drive the rotating rod 22 to rotate, and the rotating rod 22 drives the polyurethane friction wheel 23 when rotating. The polyurethane friction wheel 23 rotates inside the slide rail 2. At this time, the polyurethane friction wheel 23 will drive the crane body 1 to move through friction. After the position adjustment of the crane body 1 is completed, the power device 6 is started to drive the winding rack 8 to rotate. The winding rack 8 lowers the wire rope 7 during rotation. At this time, the hook 4 will move down. After the hook 4 moves to a suitable position, the cargo in the offshore platform is installed at the hook. A mounting plate 27 is fixedly connected to the surface of the telescopic frame 20, an extrusion component 10 is provided at the bottom of the telescopic frame 20, and a limiting component 11 is provided inside the crane body 1.

[0022] The end of the winding frame 8 away from the power device 6 is rotatably connected to the inner wall of the crane body 1, and the bottom of the wire rope 7 extends to the bottom of the crane body 1 through the lowering hole 3. The power device 6 is started to drive the winding frame 8 to rotate and reel the wire rope 7. The hook 4 pulls the cargo upward as the wire rope 7 is reeled. The driving device 21 is started again to drive the polyurethane friction wheel 23 to move inside the slide rail 2, thereby transporting the cargo in the offshore platform. The telescopic frame 20 is symmetrically arranged with the slide rail 2 as the center, and the end of the telescopic frame 20 close to the driving device 21 extends to the surface of the slide rail 2.

[0023] There are four polyurethane friction wheels 23, which are divided into two groups, and each group has two polyurethane friction wheels. The electric push rod 25 is started to extend, and the electric push rod 25 pushes the telescopic frame 20 to extend through the connecting plate 26 when extending. The telescopic frame 20 pushes the polyurethane friction wheel 23 to move toward the outer end of the slide rail 2 when extending. The bottom of the polyurethane friction wheel 23 contacts the bottom of the inner wall of the slide rail 2. There are two mounting plates 27, which are symmetrically arranged with the telescopic frame 20 as the center, and the bottom of the mounting plate 27 is fixedly connected to the top of the crane body 1.

[0024] The extrusion component 10 includes a vertical plate 30, the top of the vertical plate 30 is fixedly connected to the bottom of the telescopic frame 20, an elastic rod 31 is hinged on the surface of the vertical plate 30, a positioning rod 32 is hinged on the end of the elastic rod 31 away from the vertical plate 30, and a positioning ring 34 is fixedly connected to the end of the positioning rod 32 away from the elastic rod 31. An extrusion rod 33 is arranged under the telescopic frame 20. When the electric push rod 25 of the present invention is retracted, it pushes the polyurethane friction wheel 23 to contact the inner wall of the slide rail 2 to complete the installation of the crane body 1. At this time, the telescopic frame 20 is in a retracted state. When the telescopic frame 20 is retracted, the elastic rod 31 is squeezed by the vertical plate 30. A circular groove 35 is opened on the surface of the extrusion rod 33, and the inner wall of the positioning ring 34 is rotatably connected to the inner wall of the circular groove 35.

[0025] The bottom of the vertical plate 30 extends to the interior of the crane body 1 through the through hole 5. There are two elastic rods 31. As the vertical plates 30 approach each other, the elastic rods 31 push the positioning ring 34 to move downward through the positioning rod 32. When the positioning ring 34 moves downward, it pushes the extrusion rod 33 to squeeze the wire rope 7. The two elastic rods 31 are symmetrically arranged with the positioning ring 34 as the center. The extrusion rod 33 is located above the winding frame 8, and the bottom of the extrusion rod 33 contacts the surface of the wire rope 7.

[0026] The limiting component 11 includes a linkage plate 40, the top of the linkage plate 40 is fixedly connected to the bottom of the vertical plate 30, the end of the linkage plate 40 away from the vertical plate 30 is fixedly connected to a synchronization plate 42, the end of the synchronization plate 42 is fixedly connected to a slide frame 46, the surface of the slide frame 46 is fixedly connected to a cylindrical rod 47, the surface of the cylindrical rod 47 is slidably connected to a circular groove frame 45, the bottom of the slide frame 46 is fixedly connected to a pressure rod 44, the end of the pressure rod 44 is fixedly connected to a stabilizing block 43, the surface of the linkage plate 40 is fixedly connected to a bracket 41, and the present invention is provided. When the vertical plates 30 move toward each other, the linkage plate 40 pushes the synchronous plate 42 to move toward each other. When the synchronous plate 42 moves, it pushes the slide frame 46 to slide inside the lowering hole 3. When the slide frame 46 moves, it pushes the circular groove frame 45 to move toward each other through the cylindrical rod 47. After the circular groove frame 45 moves, the wire rope 7 will be stuck inside. The end of the bracket 41 away from the linkage plate 40 is fixedly connected to the elastic frame 50, and the end of the elastic frame 50 is fixedly connected to the disc 48, and the end of the disc 48 is rotatably connected to the roller 49.

[0027] There are two linkage plates 40 , which are symmetrically arranged with the extrusion rod 33 as the center. The roller 49 is located inside the crane body 1 , and the surface of the roller 49 contacts the surface of the wire rope 7 .

[0028] There are four slide chute frames 46, and the four slide chute frames 46 are arranged in two groups, and each group has two. The circular groove frame 45 is used to limit the wire rope 7 to prevent the wire rope 7 from swinging violently due to the shaking of the goods, which affects the winding effect of the wire rope 7. When the linkage plates 40 move close to each other, the connection between the bracket 41 and the elastic frame 50 pushes the disc 48 to move. When the disc 48 moves, it pushes the roller 49 to squeeze and fix the wire rope 7. The two slide chute frames 46 are symmetrically arranged with the cylindrical rod 47 as the center. The slide chute frame 46 is located inside the lowering hole 3, and the inner wall of the slide chute frame 46 is slidably connected to the surface of the crane body 1.

[0029] The inner wall of the circular groove frame 45 contacts the surface of the wire rope 7, the bottom of the linkage plate 40 extends to the inside of the lowering hole 3, the end of the pressure rod 44 extends to the outer end of the slide frame 46, the bottom of the stabilizing block 43 contacts the top of the hook 4, and there are two rollers 49, which are symmetrically arranged with the winding frame 8 as the center.

[0030] When in use, the driving device 21 is started to drive the rotating rod 22 to rotate. When the rotating rod 22 rotates, it drives the polyurethane friction wheel 23 to rotate inside the slide rail 2. At this time, the polyurethane friction wheel 23 will drive the crane body 1 to move through the friction force. After the position adjustment of the crane body 1 is completed, the power device 6 is started to drive the winding rack 8 to rotate. The winding rack 8 lowers the wire rope 7 when rotating. At this time, the hook 4 will move down. After the hook 4 moves to a suitable position, the cargo in the offshore platform is installed at the hook. The power device 6 is started to drive the winding rack 8 to rotate and reel the wire rope 7. The hook 4 pulls the cargo upward as the wire rope 7 is reeled, and the driving device 21 is started again. The polyurethane friction wheel 23 is started to move inside the slide rail 2, so as to carry and process the cargo in the offshore platform. When the crane body 1 needs to be disassembled, the electric push rod 25 is started to extend. When the electric push rod 25 is extended, it will push the telescopic frame 20 to extend through the connecting plate 26. When the telescopic frame 20 is extended, it will push the polyurethane friction wheel 23 to move toward the outer end of the slide rail 2, so as to disassemble the crane body 1, thereby improving the convenience of installation and disassembly of the crane body 1. When the electric push rod 25 is retracted, it pushes the polyurethane friction wheel 23 to contact the inner wall of the slide rail 2 to complete the installation of the crane body 1. At this time, the telescopic frame 20 is in a retracted state. When the telescopic frame 20 is retracted, it will be retracted through the vertical plate. The elastic rod 31 is squeezed by the elastic rod 30. As the vertical plates 30 approach each other, the elastic rod 31 pushes the positioning ring 34 downward through the positioning rod 32. When the positioning ring 34 moves downward, it pushes the squeezing rod 33 to squeeze the wire rope 7. The squeezing rod 33 squeezes the wire rope 7 to improve the stability of the wire rope 7 when winding, and prevents the wire rope 7 from tilting inside the winding frame 8 due to the swing of goods when winding. When the vertical plates 30 move closer to each other, the synchronous plate 42 is pushed by the linkage plate 40 to move closer to each other. When the synchronous plate 42 moves, it pushes the chute frame 46 to slide inside the lowering hole 3. When the chute frame 46 moves, it pushes the circular groove frame 45 to each other through the cylindrical rod 47. The circular groove frame 45 is used to limit the steel wire rope 7 to prevent the steel wire rope 7 from swinging violently due to the shaking of the goods, which affects the winding effect of the steel wire rope 7. When the linkage plates 40 move closer to each other, the connection between the bracket 41 and the elastic frame 50 pushes the disc 48 to move. When the disc 48 moves, it pushes the roller 49 to squeeze and fix the steel wire rope 7. When the roller 49 squeezes the steel wire rope 7, it can prevent it from tilting inside the winding frame 8. The two rollers 49 and the squeezing rod 33 cooperate with each other to squeeze and limit the steel wire rope 7, thereby further improving the stability of the steel wire rope 7 when winding.

[0031] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A suspension device for a monorail crane, comprising a crane body (1), characterized in that: The inner wall of the crane body (1) is fixedly connected to a power device (6), the output end of the power device (6) is fixedly connected to a winding frame (8), the inner wall of the winding frame (8) is fixedly connected to a steel wire rope (7), the bottom of the steel wire rope (7) is fixedly connected to a hook (4), the top of the crane body (1) is provided with a through hole (5), the bottom of the crane body (1) is provided with a lowering hole (3), a slide rail (2) is arranged above the crane body (1), and a driving component (9) is arranged on the top of the crane body (1); The driving component (9) comprises a telescopic frame (20), the end of the telescopic frame (20) is fixedly connected to a driving device (21), the output end of the driving device (21) is fixedly connected to a rotating rod (22), the surface of the rotating rod (22) is fixedly connected to a polyurethane friction wheel (23), the surface of the telescopic frame (20) is fixedly connected to a mounting seat (24), the surface of the mounting seat (24) is fixedly connected to an electric push rod (25), the telescopic end of the electric push rod (25) is fixedly connected to a connecting plate (26), the bottom of the connecting plate (26) is fixedly connected to the surface of the telescopic frame (20), the surface of the telescopic frame (20) is fixedly connected to a mounting plate (27), the bottom of the telescopic frame (20) is provided with an extrusion component (10), and a limiting component (11) is provided inside the crane body (1).

2. The suspension device of a monorail crane according to claim 1, characterized in that: The end of the winding frame (8) away from the power device (6) is rotatably connected to the inner wall of the crane body (1), the bottom of the wire rope (7) extends to the bottom of the crane body (1) through the lowering hole (3), the telescopic frame (20) is symmetrically arranged with the slide rail (2) as the center, and the end of the telescopic frame (20) close to the driving device (21) extends to the surface of the slide rail (2).

3. The suspension device of a monorail crane according to claim 2, characterized in that: The number of the polyurethane friction wheels (23) is four, and the four polyurethane friction wheels (23) are arranged in two groups, and the number of each group is two, the bottom of the polyurethane friction wheel (23) is in contact with the bottom of the inner wall of the slide rail (2), the number of the mounting plates (27) is two, and the two mounting plates (27) are symmetrically arranged with the telescopic frame (20) as the center, and the bottom of the mounting plate (27) is fixedly connected to the top of the crane body (1).

4. The suspension device of a monorail crane according to claim 3, characterized in that: The extrusion component (10) comprises a vertical plate (30), the top of the vertical plate (30) is fixedly connected to the bottom of the telescopic frame (20), an elastic rod (31) is hingedly connected to the surface of the vertical plate (30), an end of the elastic rod (31) away from the vertical plate (30) is hingedly connected to a positioning rod (32), an end of the positioning rod (32) away from the elastic rod (31) is fixedly connected to a positioning ring (34), an extrusion rod (33) is arranged below the telescopic frame (20), a circular groove (35) is formed on the surface of the extrusion rod (33), and an inner wall of the positioning ring (34) is rotatably connected to an inner wall of the circular groove (35).

5. The suspension device of a monorail crane according to claim 4, characterized in that: The bottom of the vertical plate (30) extends to the interior of the crane body (1) through the through hole (5). The number of the elastic rods (31) is two. The two elastic rods (31) are symmetrically arranged with the positioning ring (34) as the center. The extrusion rod (33) is located above the winding frame (8), and the bottom of the extrusion rod (33) is in contact with the surface of the wire rope (7).

6. The suspension device of a monorail crane according to claim 5, characterized in that: The limiting component (11) comprises a linkage plate (40), the top of the linkage plate (40) is fixedly connected to the bottom of the vertical plate (30), the end of the linkage plate (40) away from the vertical plate (30) is fixedly connected to a synchronization plate (42), the end of the synchronization plate (42) is fixedly connected to a slide frame (46), the surface of the slide frame (46) is fixedly connected to a cylindrical rod (47), the surface of the cylindrical rod (47) is slidably connected to a circular groove frame (45), the bottom of the slide frame (46) is fixedly connected to a pressure rod (44), the end of the pressure rod (44) is fixedly connected to a stabilizing block (43), the surface of the linkage plate (40) is fixedly connected to a bracket (41), the end of the bracket (41) away from the linkage plate (40) is fixedly connected to an elastic bracket (50), the end of the elastic bracket (50) is fixedly connected to a disc (48), and the end of the disc (48) is rotatably connected to a roller (49).

7. The suspension device of a monorail crane according to claim 6, characterized in that: The number of the linkage plates (40) is two, and the two linkage plates (40) are symmetrically arranged with the extrusion rod (33) as the center. The roller rod (49) is located inside the crane body (1), and the surface of the roller rod (49) is in contact with the surface of the wire rope (7).

8. The suspension device of a monorail crane according to claim 7, characterized in that: The number of the slide chute frames (46) is four, and the four slide chute frames (46) are arranged in two groups, and the number of each group is two. The two slide chute frames (46) are symmetrically arranged with the cylindrical rod (47) as the center. The slide chute frames (46) are located inside the lowering hole (3), and the inner wall of the slide chute frame (46) is slidably connected to the surface of the crane body (1).

9. The suspension device of a monorail crane according to claim 8, characterized in that: The inner wall of the circular groove frame (45) contacts the surface of the steel wire rope (7), the bottom of the linkage plate (40) extends to the inside of the lowering hole (3), the end of the pressure rod (44) extends to the outer end of the slide groove frame (46), the bottom of the stabilizing block (43) contacts the top of the hook (4), and the number of the rollers (49) is two, and the two rollers (49) are symmetrically arranged with the winding frame (8) as the center.

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