Anti-derailing device for crown block

Abstract

The invention relates to the technical field of crown blocks, in particular to an anti-derailing device for a crown block, which comprises a mounting shell, an anti-derailing device, an anti-derailing device and an anti-derailing device, the fixing frame is fixedly connected to the inner side of the mounting shell, and the inner side of the fixing frame is rotationally connected with a traveling wheel abutting against the track; the shovel plates are symmetrically arranged on the outer side of the mounting shell, are fixedly connected with the mounting shell and abut against the outer wall of the track; the limiting protection unit is arranged between the mounting shell and the track, is fixedly connected with the mounting shell and abuts against the track; wherein the limiting protection unit comprises a turnover type limiting assembly, a synchronous driving control assembly, an automatic closing assembly and an auxiliary parking assembly, the limiting protection unit is arranged, the mounting shell can be stably limited on the rail, and then it is guaranteed that the lifting crown block does not derail when moving on the rail; and people can maintain the equipment on the outer side of the mounting shell.

Description

Technical Field

[0001] The invention relates to the technical field of overhead cranes, in particular to an anti-derailment device for an overhead crane. Background Art

[0002] A type of bridge crane that runs on an elevated track is also called an overhead crane. The bridge of a bridge crane runs longitudinally along the tracks laid on the elevated tracks on both sides, and the hoisting trolley runs horizontally along the tracks laid on the bridge, forming a rectangular working range, so that the space under the bridge can be fully utilized to lift materials without being hindered by ground equipment. This type of crane is widely used in indoor and outdoor warehouses, factories, docks and open-air storage yards.

[0003] As the existing bridge cranes are used for a longer time, the tracks will gradually become "S"-shaped or "eight"-shaped, resulting in squeezing between the wheels and the tracks (i.e., gnawing the tracks) and running off the tracks, which increases the operating risks of the crane exponentially. Therefore, in view of the above situation, it is urgent to develop an anti-derailment device for the crane to overcome the shortcomings in current practical applications. Summary of the invention

[0004] The object of the present invention is to provide an overhead travelling crane anti-derailment device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A crane anti-derailment device comprises: a mounting shell, the mounting shell is slidably connected to the track and fixedly connected to the crane; a fixing frame, the fixing frame is fixedly connected to the inner side of the mounting shell, and the inner side is rotatably connected to a running wheel abutting the track, so as to realize the movement of the mounting shell on the track; a shovel plate, the shovel plate is symmetrically arranged on the outer side of the mounting shell, fixedly connected to the mounting shell, and abuts against the outer wall of the track, so as to cooperate with the movement of the mounting shell to realize the cleaning of the track surface; a limit protection unit, the limit protection unit is arranged between the mounting shell and the track, fixedly connected to the mounting shell, and abuts against the track, so as to realize the stable connection between the mounting shell and the track; wherein the limit protection unit comprises: a flip-type A limit assembly, a synchronous drive control assembly, an automatic closing assembly and an auxiliary parking assembly, wherein the flip limit assembly is symmetrically arranged on the inner side of the mounting shell and is rotatably connected to the mounting shell, and is used to cooperate with the track to achieve the limitation of the mounting shell, and the flip limit assemblies on both sides are connected to the synchronous drive control assembly arranged on the inner side of the mounting shell, and are used to cooperate with the mounting shell to achieve the rotation of the flip limit assembly, and the synchronous drive control assembly is connected to the automatic closing assembly arranged on the shell walls on both sides of the mounting shell, and is used to cooperate with the rotating flip limit assembly to achieve rapid maintenance of the equipment, and the synchronous drive control assembly is also connected to the auxiliary parking assembly arranged on the mounting shell, and the auxiliary parking assembly is connected to the track, and is used to cooperate with the synchronous drive control assembly to achieve the guidance and locking of the mounting shell.

[0007] As a further solution of the present invention: the flip-type limiting assembly includes: a rotating column, a fixed block, a steering wheel, a support frame, a limiting wheel, an auxiliary wheel and a telescopic part. The rotating column is symmetrically arranged at the bottom inner side of the mounting shell and is rotatably connected to the mounting shell. The top of the rotating column is fixedly connected with a steering wheel connected to the synchronous drive control assembly for cooperating with the synchronous drive control assembly to realize the rotation of the rotating column. A fixed block is also fixedly connected to the outside of the rotating column, a support frame is arranged on the outside of the fixed block, a telescopic part is fixedly connected between the support frame and the fixed block, a limiting wheel is rotatably connected to the inside of the support frame for cooperating with the track to realize the limiting of the mounting shell, and auxiliary wheels are symmetrically arranged on the outside of the support frame. The auxiliary wheels are fixedly connected to the support frame for cooperating with the limiting wheels to realize multiple limiting of the equipment.

[0008] As a further solution of the present invention: the synchronous drive control component includes: a servo motor, a threaded rod, a lifting frame, a multi-control board, a limit guide plate, a control rod, a control tooth, a connecting frame, a pressure control member and a connecting rod. The servo motor is fixedly connected to the top outside of the installation shell, the output end of the servo motor is fixedly connected to the threaded rod, the outer side of the threaded rod is threadedly connected to the lifting frame, and both sides of the lifting frame are provided with a multi-control board connected to the auxiliary parking component. The multi-control board is slidably connected to the limit guide plate fixedly connected to the inner side of the installation shell, and the multi-control board is connected to the lifting frame through the control rod, and one end of the control rod is rotatably connected to the lifting frame. The other end is rotatably connected to the multi-control plate, and a control tooth meshing with the steering wheel is arranged on the outer side of the multi-control plate, and a connecting frame is fixedly connected between the control tooth and the multi-control plate, which is used to cooperate with the movement of the multi-control plate to realize the rotation of the rotating column, and a pressure control part connected to the automatic closing component is also arranged on the outer side of the multi-control plate, and a connecting rod is arranged between the pressure control part and the multi-control plate, one end of the connecting rod is fixedly connected to the multi-control plate, and the other end is slidably connected to the pressure control part, and a spring is fixedly connected between the pressure control part and the connecting rod, which is used to cooperate with the movement of the multi-control plate to drive the automatic closing component to realize the rotation of the support frame from the inner side of the mounting shell.

[0009] As a further solution of the present invention: the automatic sealing component includes: a maintenance port, a sealing plate, a lifting control tube, a connecting box, a pressure control tube, a piston groove and a piston ring. The maintenance port is arranged on the shell walls on both sides of the mounting shell, and a sealing plate slidably connected to the mounting shell is arranged on the outside of the maintenance port, and piston grooves are symmetrically arranged on the inner side of the sealing plate. A lifting control tube is arranged on the inner side of the piston groove. One end of the lifting control tube is connected to a connecting box fixedly connected to the inner side of the mounting shell, and a piston ring slidably connected to the piston groove is fixedly connected on the outer wall of the other end, which is used to cooperate with the change of air pressure inside the piston groove to realize automatic lifting and lowering of the sealing plate. A pressure control tube slidably connected to the pressure control part is also fixedly connected on the box wall of the connecting box, which is used to cooperate with the movement of the pressure control part to realize the synchronous flow of air inside the piston groove.

[0010] As a further scheme of the present invention: the auxiliary parking assembly includes: an induction box, a synchronization rod, a pressure regulating part, a pressure regulating tube, a support tube, an induction ring, a lifting column, an auxiliary plate and a guide wheel. The induction box is arranged on the outer side of the bottom end of the multi-control board and is fixedly connected to the mounting shell. The pressure regulating tube is fixedly connected to the box wall of the induction box, and the pressure regulating part is slidably connected to the inner side of the pressure regulating tube. The synchronization rod is slidably connected to the inner side of the pressure regulating part. One end of the synchronization rod is fixedly connected to the multi-control board, and the other end is connected to the pressure regulating part through a spring, so as to cooperate with the movement of the multi-control board to realize the flow of air inside the induction box. The support tube is fixedly connected to the box wall at the bottom end of the induction box, and the induction ring is slidably connected to the inner side of the support tube. The lifting column is fixedly connected to the outer side of the bottom end of the induction ring, and a positioning groove is arranged on the outer side of the lifting column. A positioning guide block fixedly connected to the support tube is slidably connected to the inner side of the positioning groove. The auxiliary plate is fixedly connected to the outer side of the bottom end of the lifting column, and the auxiliary plate is arranged on the inner side of the track, and a plurality of guide wheels are rotatably connected to the inner side of the top end.

[0011] As a further solution of the present invention: it also includes: an anti-collision unit, which is symmetrically arranged on both sides of the mounting shell and fixedly connected to the mounting shell, so as to realize buffering protection for the lifting crane; wherein, the anti-collision unit includes: an energy absorbing seat, a protective plate, a guide rod, a limit frame and a buffer assembly, the energy absorbing seat is fixedly connected and arranged on the outside of the mounting shell, a protective plate is arranged on the outside of one end of the energy absorbing seat away from the mounting shell, a buffer assembly is arranged between the protective plate and the energy absorbing seat, and a plurality of guide rods are also symmetrically arranged on the outside of the protective plate, the guide rods are fixedly connected to the protective plate, and are slidably connected to the limit frame fixedly connected to the outside of the energy absorbing seat.

[0012] As a further solution of the present invention: the buffer assembly includes: a buffer groove, a buffer plate, a buffer rod and a transmission rod, the buffer groove is symmetrically arranged on the inner side of the energy absorbing seat, the inner side of the buffer groove is provided with damping fluid, the inner side of the buffer groove is also slidably connected with a buffer plate, a buffer spring is fixedly connected between the buffer plate and the energy absorbing seat, and the other end is fixedly connected to the buffer rod, the buffer rod extends to the outside of the energy absorbing seat, and is connected to the protective plate through the transmission rod, one end of the transmission rod is rotatably connected to the protective plate, and the other end is rotatably connected to the buffer rod.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] When the device is running, the flip limit assemblies on both sides are connected to the track to limit the equipment and avoid derailment. At the same time, the auxiliary parking assembly can guide the movement of the equipment and further improve the stability of the equipment during operation. When the flip limit assembly fails, the synchronous drive control assembly drives the synchronous limit assemblies on both sides to rotate and can drive the automatic closing assembly at the same time. After the automatic closing assembly releases the blockade of the installation shell, the flip limit assembly is rotated out from the inside of the installation shell, which is convenient for people to maintain the flip limit assembly. The synchronous drive control assembly also completes the drive of the auxiliary parking assembly. The auxiliary parking assembly clamps the track to brake the equipment, ensuring the stability of the equipment when parking, thereby improving the safety during maintenance. The running wheel drives the installation shell on the track The shovel plate arranged on the outside of the mounting shell clears the obstacles on the track during movement, thereby ensuring the stability and safety of the equipment during movement. Compared with the prior art bridge crane, as the use time increases, the track will gradually become "S"-shaped or "eight"-shaped, resulting in squeezing between the wheels and the track, derailment from the track, etc., which increases the operation risk of the overhead crane exponentially. By setting a limit protection unit, the mounting shell can be stably restricted on the track, thereby ensuring that the overhead crane will not derail when moving on the track, and the auxiliary parking component is used to make the sliding of the device on the track more stable, and the rotation of the flip limit component can be realized, so that people can complete the maintenance of the equipment on the outside of the mounting shell, which greatly shortens the construction period. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the overhead crane anti-derailment device.

[0016] Figure 2 This is a cross-sectional view of the overhead crane anti-derailment device.

[0017] Figure 3 It is a structural schematic diagram of the flip-type limit assembly in the anti-derailment device of the overhead crane.

[0018] Figure 4 It is a cross-sectional view of the flip-type limit assembly in the anti-derailment device of the overhead crane.

[0019] Figure 5 This is a schematic diagram of the structure of the synchronous drive control component in the anti-derailment device of the overhead crane.

[0020] Figure 6 It is a cross-sectional view of the synchronous drive control component in the anti-derailment device of the overhead crane.

[0021] Figure 7 This is a schematic diagram of the structure of the automatic closing component in the anti-derailment device of the overhead crane.

[0022] Figure 8 for Figure 7Schematic diagram of the enlarged structure at point A in the middle.

[0023] Fig. 9 This is a schematic diagram of the structure of the auxiliary parking component in the anti-derailment device of the overhead crane.

[0024] Fig.10 This is a schematic diagram of the structure of the anti-collision unit in the overhead crane anti-derailment device.

[0025] In the figure: 1-track, 2-mounting shell, 3-shovel plate, 4-anti-collision unit, 5-fixed frame, 6-traveling wheel, 7-limit protection unit, 8-flip limit assembly, 9-synchronous drive control assembly, 10-automatic closing assembly, 11-auxiliary parking assembly, 12-rotating column, 13-fixed block, 14-steering wheel, 15-support frame, 16-limit wheel, 17-auxiliary wheel, 18-telescopic part, 19-servo motor, 20-threaded rod, 21-lifting frame, 22-multi-control board, 23-limit guide plate, 24-transmission rod, 25-control gear, 26-connection Frame, 27-pressure control part, 28-connecting rod, 29-maintenance port, 30-sealing plate, 31-lifting control tube, 32-connecting box, 33-pressure control tube, 34-piston groove, 35-piston ring, 36-sensing box, 37-synchronizing rod, 38-pressure regulating part, 39-pressure regulating tube, 40-support tube, 41-sensing ring, 42-lifting column, 43-positioning guide block, 44-auxiliary plate, 45-guide wheel, 46-energy absorbing seat, 47-protective plate, 48-guide rod, 49-limiting frame, 50-buffer groove, 51-buffer plate, 52-buffer rod, 53-transmission rod. DETAILED DESCRIPTION

[0026] The technical solution of the present application is further described in detail below in conjunction with specific implementation methods.

[0027] The embodiments of the present application 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 application, and cannot be understood as limiting the present application.

[0028] See also Figure 1 and Figure 2In one embodiment of the present invention, a crane anti-derailment device includes: a mounting shell 2, the mounting shell 2 is slidably connected to the track 1 and fixedly connected to the crane; a fixing frame 5, the fixing frame 5 is fixedly connected to the inner side of the mounting shell 2, and the inner side is rotatably connected to be provided with a running wheel 6 that abuts the track 1, for realizing the movement of the mounting shell 2 on the track 1; a shovel plate 3, the shovel plate 3 is symmetrically arranged on the outer side of the mounting shell 2, fixedly connected to the mounting shell 2, and abuts against the outer wall of the track 1, for cooperating with the movement of the mounting shell 2 to realize the cleaning of the surface of the track 1; a limit protection unit 7, the limit protection unit 7 is arranged between the mounting shell 2 and the track 1, fixedly connected to the mounting shell 2, and abuts against the track 1, for realizing a stable connection between the mounting shell 2 and the track 1; wherein the limit protection unit 7 includes : A flip limit assembly 8, a synchronous drive control assembly 9, an automatic closing assembly 10 and an auxiliary parking assembly 11, wherein the flip limit assembly 8 is symmetrically arranged on the inner side of the mounting shell 2 and is rotatably connected to the mounting shell 2, and is used to cooperate with the track 1 to realize the limitation of the mounting shell 2, and the flip limit assemblies 8 on both sides are connected to the synchronous drive control assembly 9 arranged on the inner side of the mounting shell 2, and are used to cooperate with the mounting shell 2 to realize the rotation of the flip limit assembly 8, and the synchronous drive control assembly 9 is connected to the automatic closing assembly 10 arranged on the shell walls on both sides of the mounting shell 2, and is used to cooperate with the rotating flip limit assembly 8 to realize rapid maintenance of the equipment, and the synchronous drive control assembly 9 is also connected to the auxiliary parking assembly 11 arranged on the mounting shell 2, and the auxiliary parking assembly 11 is connected to the track 1, and is used to cooperate with the synchronous drive control assembly 9 to realize the guiding and locking of the mounting shell 1.

[0029] In this embodiment, when the device is running, the flip limit assemblies 8 on both sides are connected to the track 1 to limit the equipment and avoid derailment. At the same time, the auxiliary parking assembly 11 can guide the movement of the equipment and further improve the stability of the equipment during operation. When the flip limit assembly 8 fails, the synchronous drive control assembly 9 drives the synchronous limit assemblies 8 on both sides to rotate and can drive the automatic closing assembly 10. After the automatic closing assembly 10 releases the blockade of the installation shell 2, the flip limit assembly 8 is rotated out from the inside of the installation shell 2, which is convenient for people to maintain the flip limit assembly 8. The synchronous drive control assembly 9 also completes the driving of the auxiliary parking assembly 11. The auxiliary parking assembly 11 clamps the track 1 to achieve braking of the equipment, ensuring the stability of the equipment when parking, thereby improving the safety during maintenance. The movable mounting shell 2 moves on the track 1, and the shovel plate 3 arranged on the outside of the mounting shell 2 completes the clearance of obstacles on the track 1 when moving, thereby ensuring the stability and safety of the equipment when moving. Compared with the bridge crane in the prior art, as the use time increases, the track will gradually become an "S" shape or an "eight" shape, resulting in squeezing between the wheels and the track, derailment from the track, etc., which increases the operation risk of the crane exponentially. By setting the limit protection unit 7, the mounting shell 2 can be stably restricted on the track 1, thereby ensuring that the crane will not derail when moving on the track 1, and the auxiliary parking component 11 is used to make the sliding of the device on the track 1 more stable, and the rotation of the flip limit component 8 can be realized, so that people can complete the maintenance of the equipment on the outside of the mounting shell 2, greatly shortening the construction period.

[0030] In one embodiment of the present invention, please refer to Figure 3 and Figure 4 The flip limit assembly 7 includes: a rotating column 12, a fixed block 13, a steering wheel 14, a support frame 15, a limiting wheel 16, an auxiliary wheel 17 and a telescopic member 18. The rotating column 12 is symmetrically arranged at the bottom inner side of the mounting shell 2 and is rotatably connected to the mounting shell 2. The top of the rotating column 12 is fixedly connected with a steering wheel 14 connected to the synchronous drive control assembly 8, which is used to cooperate with the synchronous drive control assembly 8 to realize the rotation of the rotating column 12. The outer side of the rotating column 12 is also fixedly connected with a fixed block 13, and the outer side of the fixed block 13 is provided with a support frame 15. A telescopic member 18 is fixedly connected between the support frame 15 and the fixed block 13. A limiting wheel 16 is rotatably connected inside the support frame 15 to cooperate with the track 1 to realize the limiting of the mounting shell 2. Auxiliary wheels 17 are also symmetrically arranged on the outer side of the support frame 15. The auxiliary wheels 17 are fixedly connected to the support frame 15, and are used to cooperate with the limiting wheel 16 to realize multiple limiting of the equipment.

[0031] In this embodiment, the telescopic member 18 is symmetrically arranged on the inner side of the fixed block 13, one end of the telescopic member 18 is fixedly connected to the fixed block 13, and the other end is fixedly connected to the support frame 15. The telescopic member 18 is an electric telescopic rod. In addition, the auxiliary wheels 17 are symmetrically arranged on the upper and lower sides of the support frame 15 and are fixedly connected to the support frame 15. During operation, the limiting wheel 16 abuts against the side wall of the track 1, and the auxiliary wheels 17 on both sides also abut against the track 1, so that the crane can move smoothly on the track 1, and the setting of the auxiliary wheels 17 makes it difficult for the limiting wheel 16 to fall off when it moves on the track 1. The setting of the limiting wheel 16 can ensure the stability of the movement of the running wheel 6 on the track 1, thereby ensuring the reliability of the crane moving on the track 1, and when the limiting wheel 16 or the auxiliary wheels 17 When the wheel 17 fails, the synchronous drive control component 8 can cooperate with the steering wheel 14 to realize the rotation of the rotating column 12, and the rotating column 12 drives the fixed block 13 to rotate synchronously. The fixed block 13 cooperates with the telescopic member 18 to drive the support frame 15 to rotate, and cooperates with the automatic sealing component 10 to rotate the support frame 15 to the outside of the mounting shell 2, so as to facilitate the replacement of the limiting wheel 16 and the auxiliary wheel 17, thereby greatly improving the safety of the device, effectively avoiding the occurrence of dangerous accidents, and greatly shortening the construction period of the project. By setting the flip limit component 8, the equipment can be limited in multiple ways, effectively avoiding the occurrence of derailment, thereby ensuring the reliability of the crane moving on the track 1, and can also cooperate with the synchronous drive control component 8 to realize rapid maintenance of the equipment.

[0032] In one embodiment of the present invention, please refer to Figure 5 and Figure 6The synchronous drive control component 8 includes: a servo motor 19, a threaded rod 20, a lifting frame 21, a multi-control board 22, a limit guide plate 23, a control rod 24, a control tooth 25, a connecting frame 26, a pressure control member 27 and a connecting rod 28. The servo motor 19 is fixedly connected to the outside of the top of the mounting shell 2, and the output end of the servo motor 19 is fixedly connected to the threaded rod 20. The lifting frame 21 is threadedly connected to the outside of the threaded rod 20. Both sides of the lifting frame 21 are provided with multi-control boards 22 connected to the auxiliary parking component 11. The multi-control board 22 is slidably connected to the limit guide plate 23 fixedly connected to the inner side of the mounting shell 2. The multi-control board 22 is connected to the lifting frame 21 through the control rod 24. One end of the control rod 24 is rotatably connected to the lifting frame 21, and the other end of the control rod 24 is rotatably connected to the lifting frame 21. The end is rotatably connected to the multi-control plate 22, and a control tooth 25 meshing with the steering wheel 14 is arranged on the outer side of the multi-control plate 22. A connecting frame 26 is fixedly connected between the control tooth 25 and the multi-control plate 22, which is used to cooperate with the movement of the multi-control plate 22 to realize the rotation of the rotating column 12. A pressure control part 27 connected to the automatic closing component 10 is also arranged on the outer side of the multi-control plate 22, and a connecting rod 28 is arranged between the pressure control part 27 and the multi-control plate 22. One end of the connecting rod 28 is fixedly connected to the multi-control plate 22, and the other end is slidably connected to the pressure control part 27. A spring is fixedly connected between the pressure control part 27 and the connecting rod 28, which is used to cooperate with the movement of the multi-control plate 22 to drive the automatic closing component 10, so as to realize the rotation of the support frame 15 from the inner side of the mounting shell 2.

[0033] In this embodiment, control teeth 25 are meshed and connected to the outer sides of the steering wheels 14 on both sides, and a connecting frame 26 is fixedly connected to the top of the control teeth 25. The other end of the connecting frame 26 is fixedly connected to the multi-control plate 22 arranged on the outer side of the top of the control teeth 25. The multi-control plates 22 on both sides are fixedly connected to the outer sides of one end away from each other. The other end of the connecting rod 28 is connected to the pressure control member 27. The pressure control member 27 includes a first push rod slidably connected to the outer side of the connecting rod 28 and a first piston fixedly connected to the outer side of the first push rod. A spring is fixedly connected between the first push rod and the connecting rod 28. In addition, the first piston is slidably connected to the pressure control tube 33 on the inner side of the automatic closing component 10. The servo motor 19 drives the threaded rod 20 to rotate, and the threaded rod 20 can realize the lifting and lowering of the lifting frame 21. The frame 21 cooperates with the transmission rod 24 to drive the multi-control plates 22 on both sides to move synchronously along the limit guide plate 23, and the multi-control plates 22 on both sides move in opposite directions. On the one hand, the multi-control plate 22 can drive the first piston to move inside the automatic closing component 10 through the connecting rod 28 to drive the automatic closing component 10. On the other hand, it can drive the control tooth 25 to move through the connecting frame 26. The control tooth 25 cooperates with the steering wheel 14 to realize the rotation of the rotating column 12, and can also complete the synchronous drive of the auxiliary parking component 11. By setting the synchronous drive control component 9, the automatic closing component 10, the flip limit component 8 and the auxiliary parking component 11 can be driven at the same time, which not only makes it convenient for people to maintain the equipment, but also ensures the stability of the equipment during maintenance, greatly improving the safety and convenience of the equipment during use.

[0034] In one embodiment of the present invention, please refer to Figure 7 and Figure 8 The automatic sealing component 10 includes: a maintenance port 29, a sealing plate 30, a lifting control tube 31, a connecting box 32, a pressure control tube 33, a piston groove 34 and a piston ring 35. The maintenance port 29 is arranged on the shell walls on both sides of the mounting shell 2. A sealing plate 30 slidably connected to the mounting shell 2 is arranged on the outside of the maintenance port 29, and a piston groove 34 is symmetrically arranged on the inside of the sealing plate 30. A lifting control tube 31 is arranged on the inside of the piston groove 34. One end of the lifting control tube 31 is connected to the connecting box 32 fixedly connected to the inside of the mounting shell 2, and a piston ring 35 slidably connected to the piston groove 34 is fixedly connected on the outer wall of the other end, which is used to cooperate with the change of the air pressure inside the piston groove 34 to realize the automatic lifting and lowering of the sealing plate 30. A pressure control tube 33 slidably connected to the pressure control piece 27 is also fixedly connected on the box wall of the connecting box 32, which is used to cooperate with the movement of the pressure control piece 27 to realize the synchronous flow of air inside the piston groove 34.

[0035] In this embodiment, the connection box 32 is symmetrically arranged at the top of the inner side of the mounting shell 2 and is fixedly connected to the mounting shell 2. A pressure control tube 33 is fixedly connected to the box wall of the connection box 32 on one side close to the multi-control board 22. In addition, a positioning ring is fixedly connected to the groove wall at the top of the piston groove 34. When the first piston moves inside the pressure control tube 33, the air inside the connection box 32 enters the inner side of the piston groove 34 along the lifting control tube 31. As the air pressure inside the piston groove 34 changes, the piston ring 35 cooperates with the air to enter the inner side of the piston groove 34. When the air enters the inner side of the piston groove 34, the sealing plate 30 can be lowered. After being pulled out from the inner side of the piston groove 34, the sealing plate 30 can be lifted, and after the sealing plate 30 is fully lifted, the support frame 15 has not yet completed the rotation. At this time, the support frame 15 still remains on the inner side of the mounting shell 2. By utilizing the continued movement of the multi-control board 22, the spring between the connecting rod 28 and the first push rod is stretched, and the rotating column 12 continues to rotate to rotate the support frame 15 out of the inner side of the mounting shell 2. By setting an automatic closing component 10, it can be automatically opened when the limiting wheel 16 is rotated out, and after the limiting wheel 16 is connected to the track 1, the equipment is closed to ensure the stability of the equipment during operation.

[0036] In one embodiment of the present invention, please refer to Fig. 9 The auxiliary parking assembly 11 includes: an induction box 36, a synchronization rod 37, a pressure regulating member 38, a pressure regulating tube 39, a support tube 40, an induction ring 41, a lifting column 42, an auxiliary plate 44 and a guide wheel 45. The induction box 36 is arranged on the outer side of the bottom end of the multi-element control board 22 and is fixedly connected to the mounting shell 2. A pressure regulating tube 39 is fixedly connected to the box wall of the induction box 36. A pressure regulating member 38 is slidably connected to the inner side of the pressure regulating tube 39. A synchronization rod 37 is slidably connected to the inner side of the pressure regulating member 38. One end of the synchronization rod 37 is fixedly connected to the multi-element control board 22, and the other end is connected to the pressure regulating member 38 through a spring. , which is used to cooperate with the movement of the multi-control board 22 to realize the flow of air inside the induction box 36. A support tube 40 is fixedly connected to the box wall at the bottom end of the induction box 36, and an induction ring 41 is slidably connected to the inner side of the support tube 40. A lifting column 42 is fixedly connected to the outer side of the bottom end of the induction ring 41, and a positioning groove is provided on the outer side of the lifting column 42. A positioning guide block 43 fixedly connected to the support tube 40 is slidably connected to the inner side of the positioning groove. An auxiliary plate 44 is fixedly connected to the outer side of the bottom end of the lifting column 42. The auxiliary plate 44 is arranged on the inner side of the track 1, and a plurality of guide wheels 45 are rotatably connected to the inner side of the top end.

[0037] In this embodiment, the pressure regulating member 38 includes a second piston slidably connected to the inner side of the pressure regulating tube 39 and a second push rod fixedly connected to the second piston. The other end of the second push rod is slidably connected to the synchronization rod 37. A spring is fixedly connected between the second push rod and the synchronization rod 37. When the limiting wheel 16 abuts against the track 1, the guide wheel 45 is connected to the track to guide the device and improve the stability of the device when moving. As the limiting wheel 16 rotates, the multi-control board 22 drives the second piston to move inside the pressure regulating tube 39 through the synchronization rod 37, and the air inside the induction box 36 is The air enters the inner side of the support tube 40, and the induction ring 41 drives the lifting column 42 to move, wherein the function of the induction ring 41 is the same as that of the piston, and the lifting column 42 drives the auxiliary plate 44 to move downward, and the auxiliary plate 44 clamps the track 1, so that the equipment can remain stable during parking maintenance. By setting the auxiliary parking component 11, the movement of the equipment can be guided, and the flip limit component 8 can be used to greatly improve the stability of the equipment during movement, and the track 1 can be clamped to achieve braking of the equipment, thereby ensuring the stability of the equipment during parking maintenance, thereby improving the safety during maintenance.

[0038] In one embodiment of the present invention, please refer to Figure 1 and Fig.10 , also includes: an anti-collision unit 4, which is symmetrically arranged on both sides of the mounting shell 2 and fixedly connected to the mounting shell 2, for realizing buffering protection of the lifting crane; wherein, the anti-collision unit 4 includes: an energy absorbing seat 46, a protective plate 47, a guide rod 48, a limit frame 49 and a buffer assembly, the energy absorbing seat 46 is fixedly connected and arranged on the outside of the mounting shell 2, a protective plate 47 is arranged on the outside of one end of the energy absorbing seat 46 away from the mounting shell 2, a buffer assembly is arranged between the protective plate 47 and the energy absorbing seat 46, and a plurality of guide rods 48 are also symmetrically arranged on the outside of the protective plate 47, the guide rods 48 are fixedly connected to the protective plate 47, and are slidably connected to the limit frame 49 fixedly connected to the outside of the energy absorbing seat 46.

[0039] In this embodiment, when the protective plate 47 is pushed, the guide rod 48 cooperates with the limit frame 49 to guide the movement of the protective plate 47, and the protective plate 47 moves toward the side close to the energy absorbing seat 46, and cooperates with the buffer component to absorb the impact force. By setting the anti-collision unit 4, the possibility of collision of the crane is effectively avoided, thereby providing a certain degree of buffer protection for the crane.

[0040] In one embodiment of the present invention, the buffer assembly includes: a buffer groove 50, a buffer plate 51, a buffer rod 52 and a transmission rod 53. The buffer groove 50 is symmetrically arranged on the inner side of the energy absorbing seat 46. Damping fluid is arranged on the inner side of the buffer groove 50. The buffer plate 51 is also slidably connected on the inner side of the buffer groove 50. A buffer spring is fixedly connected between the buffer plate 51 and the energy absorbing seat 46, and the other end is fixedly connected to the buffer rod 52. The buffer rod 52 extends to the outer side of the energy absorbing seat 46 and is connected to the protective plate 47 through the transmission rod 53. One end of the transmission rod 53 is rotatably connected to the protective plate 47, and the other end is rotatably connected to the buffer rod 52.

[0041] In this embodiment, the buffer rod 52 is slidably connected to the shell wall of the energy absorbing seat 46, and the protective plate 47 moves toward the side close to the energy absorbing seat 46. The protective plate 47 cooperates with the transmission rod 53 to drive the buffer rod 52 to move, and the buffer rod 52 drives the buffer plate 51 to move inside the buffer groove 50, and cooperates with the damping fluid and the buffer spring to absorb the impact force received during the collision, thereby preventing the equipment from being damaged during the collision.

[0042] The anti-derailment device for the overhead crane can stably limit the installation shell 2 on the track 1 by setting the limit protection unit 7, thereby ensuring that the overhead crane will not derail when moving on the track 1, and utilizes the auxiliary parking component 11 to make the sliding of the device on the track 1 more stable, and can also realize the rotation of the flip-type limit component 8, so that people can complete the maintenance of the equipment outside the installation shell 2, greatly shortening the construction period of the project, and by setting the flip-type limit component 8, the equipment can be multi-limited, effectively avoiding the occurrence of derailment, thereby ensuring the reliability of the movement of the overhead crane on the track 1, and can also cooperate with the synchronous drive control component 8 to realize rapid maintenance of the equipment, and by setting the synchronous drive control component 9, the automatic closing component 10, the flip-type limit component 8 and the auxiliary parking component 11 can be driven at the same time, It is not only convenient for people to maintain the equipment, but also can ensure the stability of the equipment during maintenance, which greatly improves the safety and convenience of the equipment during use. By setting the automatic closing component 10, it can automatically open when the limiting wheel 16 turns out, and after the limiting wheel 16 is connected to the track 1, the equipment is closed to ensure the stability of the equipment during operation. By setting the auxiliary parking component 11, the movement of the equipment can be guided, and the flip limiting component 8 can be used to greatly improve the stability of the equipment during movement, and the track 1 can be clamped to achieve braking of the equipment, ensuring the stability of the equipment during parking maintenance, thereby improving the safety during maintenance. By setting the anti-collision unit 4, the possibility of collision of the crane can be effectively avoided, thereby providing a certain degree of buffering protection for the crane.

[0043] The above are only preferred embodiments of the present invention. It should be pointed out that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention. These should also be regarded as the protection scope of the present invention. These will not affect the effect of the implementation of the present invention and the practicality of the patent.

Claims

1. A crane anti-derailment device, characterized in that: include: A mounting shell, wherein the mounting shell is slidably connected to the rail and fixedly connected to the crane; A fixing frame, the fixing frame is fixedly connected to the inner side of the mounting shell, and the inner side is rotatably connected to a running wheel that abuts against the track, so as to realize the movement of the mounting shell on the track; A shovel plate, which is symmetrically arranged on the outside of the mounting shell, fixedly connected to the mounting shell, and abuts against the outer wall of the track, and is used to cooperate with the movement of the mounting shell to clean the track surface; A position limiting protection unit, which is arranged between the mounting shell and the track, is fixedly connected to the mounting shell, and abuts against the track, so as to achieve a stable connection between the mounting shell and the track; Among them, the limit protection unit includes: a flip limit component, a synchronous drive control component, an automatic closing component and an auxiliary parking component. The flip limit component is symmetrically arranged on the inner side of the mounting shell and is rotatably connected to the mounting shell, and is used to cooperate with the track to achieve the limitation of the mounting shell. The flip limit components on both sides are connected to the synchronous drive control component arranged on the inner side of the mounting shell, and are used to cooperate with the mounting shell to realize the rotation of the flip limit component. The synchronous drive control component is connected to the automatic closing component arranged on the shell walls on both sides of the mounting shell, and is used to cooperate with the rotating flip limit component to achieve rapid maintenance of the equipment. The synchronous drive control component is also connected to the auxiliary parking component arranged on the mounting shell, and the auxiliary parking component is connected to the track, and is used to cooperate with the synchronous drive control component to achieve the guidance and locking of the mounting shell.

2. The anti-derailment device for a crane according to claim 1, characterized in that: The flip-type limiting assembly includes: a rotating column, a fixed block, a steering wheel, a support frame, a limiting wheel, an auxiliary wheel and a telescopic part. The rotating column is symmetrically arranged at the bottom inner side of the mounting shell and is rotatably connected to the mounting shell. The top of the rotating column is fixedly connected with a steering wheel connected to the synchronous drive control assembly, which is used to cooperate with the synchronous drive control assembly to realize the rotation of the rotating column. A fixed block is also fixedly connected to the outer side of the rotating column, a support frame is provided on the outer side of the fixed block, a telescopic part is fixedly connected between the support frame and the fixed block, a limiting wheel is rotatably connected to the inner side of the support frame, which is used to cooperate with the track to realize the limiting of the mounting shell. Auxiliary wheels are also symmetrically arranged on the outer side of the support frame, and the auxiliary wheels are fixedly connected to the support frame, which are used to cooperate with the limiting wheels to realize multiple limiting of the equipment.

3. The overhead travelling crane anti-derailment device according to claim 2, characterized in that: The synchronous drive control component includes: a servo motor, a threaded rod, a lifting frame, a multi-control board, a limit guide plate, a control rod, a control tooth, a connecting frame, a pressure control piece and a connecting rod. The servo motor is fixedly connected to the top outside of the mounting shell, the output end of the servo motor is fixedly connected to the threaded rod, the outer side of the threaded rod is threadedly connected to the lifting frame, and both sides of the lifting frame are provided with a multi-control board connected to the auxiliary parking component. The multi-control board is slidably connected to the limit guide plate fixedly connected to the inner side of the mounting shell, and the multi-control board is connected to the lifting frame through the control rod. One end of the control rod is rotatably connected to the lifting frame, and the other end is connected to the multi-control board. The control plate is rotatably connected, and a control tooth meshing with the steering wheel is arranged on the outer side of the multi-control plate. A connecting frame is fixedly connected between the control tooth and the multi-control plate, which is used to cooperate with the movement of the multi-control plate to realize the rotation of the rotating column. A pressure control part connected to the automatic closing component is also arranged on the outer side of the multi-control plate, and a connecting rod is arranged between the pressure control part and the multi-control plate. One end of the connecting rod is fixedly connected to the multi-control plate, and the other end is slidably connected to the pressure control part. A spring is fixedly connected between the pressure control part and the connecting rod, which is used to cooperate with the movement of the multi-control plate to drive the automatic closing component to realize the rotation of the support frame from the inner side of the mounting shell.

4. The anti-derailment device for a crane according to claim 3, characterized in that: The automatic sealing component includes: a maintenance port, a sealing plate, a lifting control tube, a connecting box, a pressure control tube, a piston groove and a piston ring. The maintenance port is arranged on the shell walls on both sides of the mounting shell, and a sealing plate slidably connected to the mounting shell is arranged on the outer side of the maintenance port, and piston grooves are symmetrically arranged on the inner side of the sealing plate. A lifting control tube is arranged on the inner side of the piston groove. One end of the lifting control tube is connected to a connecting box fixedly connected to the inner side of the mounting shell, and a piston ring slidably connected to the piston groove is fixedly connected on the outer wall of the other end, which is used to cooperate with the change of the air pressure inside the piston groove to realize the automatic lifting and lowering of the sealing plate. A pressure control tube slidably connected to the pressure control part is also fixedly connected on the box wall of the connecting box, which is used to cooperate with the movement of the pressure control part to realize the synchronous flow of air inside the piston groove.

5. The anti-derailment device for a crane according to claim 4, characterized in that: The auxiliary parking assembly includes: an induction box, a synchronization rod, a pressure regulating piece, a pressure regulating pipe, a support pipe, an induction ring, a lifting column, an auxiliary plate and a guide wheel. The induction box is arranged on the outer side of the bottom end of the multi-control board and is fixedly connected to the mounting shell. The pressure regulating pipe is fixedly connected to the box wall of the induction box, and the pressure regulating piece is slidably connected to the inner side of the pressure regulating pipe. The synchronization rod is slidably connected to the inner side of the pressure regulating piece. One end of the synchronization rod is fixedly connected to the multi-control board, and the other end is connected to the pressure regulating piece through a spring, so as to cooperate with the movement of the multi-control board to realize the flow of air inside the induction box. The support pipe is fixedly connected to the box wall at the bottom end of the induction box, and the induction ring is slidably connected to the inner side of the support pipe. The lifting column is fixedly connected to the outer side of the bottom end of the induction ring, and a positioning groove is arranged on the outer side of the lifting column. A positioning guide block fixedly connected to the support pipe is slidably connected to the inner side of the positioning groove. The auxiliary plate is fixedly connected to the outer side of the bottom end of the lifting column, and the auxiliary plate is arranged on the inner side of the track, and a plurality of guide wheels are rotatably connected to the inner side of the top end.

6. The overhead travelling crane anti-derailment device according to claim 1, characterized in that: Also includes: An anti-collision unit, wherein the anti-collision unit is symmetrically arranged on both sides of the mounting shell and fixedly connected to the mounting shell, and is used to realize buffering protection for the lifting crane; wherein the anti-collision unit includes: an energy absorbing seat, a protective plate, a guide rod, a limit frame and a buffer assembly, wherein the energy absorbing seat is fixedly connected and arranged on the outside of the mounting shell, a protective plate is arranged on the outside of one end of the energy absorbing seat away from the mounting shell, a buffer assembly is arranged between the protective plate and the energy absorbing seat, and a plurality of guide rods are symmetrically arranged on the outside of the protective plate, the guide rods are fixedly connected to the protective plate, and are slidably connected to the limit frame fixedly connected to the outside of the energy absorbing seat.

7. The anti-derailment device for a crane according to claim 5, characterized in that: The buffer assembly includes: a buffer groove, a buffer plate, a buffer rod and a transmission rod. The buffer groove is symmetrically arranged on the inner side of the energy absorbing seat. Damping fluid is arranged on the inner side of the buffer groove. A buffer plate is also slidably connected to the inner side of the buffer groove. A buffer spring is fixedly connected between the buffer plate and the energy absorbing seat, and the other end is fixedly connected to the buffer rod. The buffer rod extends to the outer side of the energy absorbing seat and is connected to the protective plate through the transmission rod. One end of the transmission rod is rotatably connected to the protective plate, and the other end is rotatably connected to the buffer rod.

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