Container hoisting equipment

Abstract

The invention discloses container hoisting equipment, and belongs to the technical field of hoisting equipment, the container hoisting equipment comprises a hanging bracket, a plurality of driving pipes are arranged in the hanging bracket, the plurality of driving pipes are arranged along the length direction of the hanging bracket, moving rods are inserted into the two ends of each driving pipe, the moving rods are in threaded connection with the driving pipes, and the ends, far away from the driving pipes, of the moving rods penetrate through the outer side surface of the hanging bracket; the movable rods are slidably connected with the hanging bracket in the width direction of the hanging bracket, clamping plates are fixed to the end faces, away from the driving pipes, of the movable rods, and the hanging bracket is provided with a driving mechanism used for driving the driving pipes to rotate simultaneously. The container hoisting device has the effect of reducing safety accidents caused by falling of the container when the container is hoisted.

Description

Technical Field

[0001] The present invention relates to the technical field of hoisting equipment, and in particular to container hoisting equipment. Background Art

[0002] A container is a large cargo container with a certain strength, rigidity and specifications for turnover. When using containers to transport goods, you can load the goods directly at the shipper's warehouse and unload them at the consignee's warehouse. When changing vehicles or ships in the middle of the journey, there is no need to take the goods out of the container and reload them. Therefore, the container is a great invention.

[0003] In the related art, a Chinese utility model patent with announcement number CN221440136U discloses a container lifting equipment, including two load-bearing plates, a left support column, a right support column and a support plate, the bottom surfaces of the left support column and the right support column are fixedly connected to the upper surface of the load-bearing plate, a lifting plate is arranged between the left support column and the right support column, the upper surface of the lifting plate is fixedly connected with a heavy-load electric guide rail, the outer surface of the heavy-load electric guide rail is slidably connected with a sliding member, the upper surface of the lifting plate is fixedly installed with two slide rails, each of the slide rails is slidably connected with a sliding bent rod, the side surfaces of the two sliding bent rods close to each other are fixedly connected with the outer surface of the sliding member, the bottom ends of the two sliding bent rods are fixedly connected with the outer surface of the support plate, the upper surface of the support plate is fixedly connected with a servo motor, the output end of the servo motor passes through the support plate and extends to the bottom of the support plate, the output end of the servo motor is fixedly connected with a U-shaped fixing frame, the bottom end of the U-shaped fixing frame is fixedly connected with a lifting plate, and a plurality of hooks are fixedly installed on the outer surface of the lifting plate.

[0004] In the above-mentioned related technologies, when lifting the container, the container is hooked by multiple structures for lifting. During the lifting process, the container is prone to shaking, which may cause the container to be unhooked, thereby causing the possibility of a safety accident. Summary of the invention

[0005] In order to improve the problem that during the lifting process, the container is prone to shaking, which may cause the container to become unhooked and thus lead to safety accidents, the present application provides a container lifting equipment.

[0006] The container lifting equipment provided in this application adopts the following technical solution: A container lifting equipment comprises a hanger, wherein a plurality of driving tubes are arranged inside the hanger, and the plurality of driving tubes are arranged along the length direction of the hanger, and movable rods are inserted at both ends of the driving tubes, and the movable rods are threadedly connected to the driving tubes, and an end of the movable rod away from the driving tube passes through the outer side surface of the hanger, and the movable rod is slidingly connected to the hanger along the width direction of the hanger, and a clamp is fixed to the end surface of the movable rod away from the driving tube, and a driving mechanism for driving the plurality of driving tubes to rotate simultaneously is provided on the hanger.

[0007] By adopting the above technical solution, the hanger is placed on the top surface of the container, and then a plurality of driving tubes are driven to rotate simultaneously by a driving mechanism, and the driving tubes drive the two moving rods to move in a direction close to each other, so that the moving rods drive the clamping plates to move, so that the clamping plates clamp the container, and then the hanger is lifted by the lifting equipment, and the hanger drives the container to move, so that during the lifting process, the clamping plates continue to clamp the container, thereby reducing the possibility of the container falling off during the lifting process, and further reducing the possibility of safety accidents caused by the container falling off during lifting.

[0008] Preferably, a sliding bar is fixed on the outer circumference of the movable rod, and a plurality of through holes are provided on both side surfaces of the hanger, the plurality of through holes correspond to the plurality of movable rods, one end of the movable rod away from the driving tube passes through the through hole, a sliding groove is provided on the inner circumference of the through hole, and the sliding bar is slidably arranged in the sliding groove.

[0009] By adopting the above technical solution, when the driving mechanism drives the driving tube to rotate, the driving tube drives the two moving rods to move along the axial direction of the driving tube, so that the moving rods drive the slide bar to move in the slide groove, thereby reducing the possibility of the moving rods following the driving tube to rotate.

[0010] Preferably, the driving mechanism includes a worm gear arranged on the outer circumferential surface of the plurality of driving tubes, mounting plates are fixed at both ends of the top surface of the hanger, a driving shaft is rotatably installed between the two mounting plates, a plurality of helical teeth are provided on the outer circumferential surface of the driving shaft, and the plurality of helical teeth are respectively meshed with the plurality of worm gears, and a driving member for driving the driving shaft to rotate is provided on the hanger.

[0011] By adopting the above technical solution, the driving member is started, the driving member drives the driving shaft to rotate, the driving shaft drives multiple helical teeth to rotate, the multiple helical teeth simultaneously drive multiple worm gears to rotate, the worm gears drive the driving tube to rotate, and the driving tube drives the moving rod to move along the axial direction of the driving tube.

[0012] Preferably, a support plate is fixed between the relative inner sides of the hanger, and the driving member includes a motor arranged on the top surface of the support plate, a bevel gear 1 is arranged on the output shaft of the motor, and a bevel gear 2 is arranged on the driving shaft, and the bevel gear 1 and the bevel gear 2 are meshed with each other.

[0013] By adopting the above technical solution, the motor is started, and the output shaft of the motor drives the bevel gear 1 to rotate, and the bevel gear 1 drives the bevel gear 2 to rotate, so that the bevel gear 2 drives the drive shaft to rotate.

[0014] Preferably, circular holes are opened at the corners of the bottom surface of the support plate, a suction cup is fixed to the bottom end of the inner wall of the circular hole, a piston is arranged in the circular hole, and a driving component for driving the piston to move vertically is arranged on the support plate.

[0015] By adopting the above technical solution, when the hanger is placed on the top surface of the container, the suction cup is attached to the top surface of the container, and then the driving assembly is started. The driving assembly drives the piston to move upward, so that negative pressure is formed in the circular hole, so that the suction cup is sucked tightly to the top surface of the container, thereby improving the stability of the container during lifting and further reducing the possibility of the container falling off during lifting.

[0016] Preferably, the driving assembly includes a movable plate arranged above the support plate, a driving rod is fixed to the top surface of the piston, the top end of the driving rod passes through the bottom surface of the support plate, the driving rod is vertically slidably connected to the support plate, a cylinder is arranged on the top surface of the support plate, and the top end of the cylinder piston rod is fixed to the bottom surface of the movable plate.

[0017] By adopting the above technical solution, when the hanger is placed on the top surface of the container, the suction cup is attached to the top surface of the container, and then the cylinder is started, the piston rod of the cylinder pushes the movable plate to move upward, the movable plate drives the driving rod to move upward, and the driving rod drives the piston to move upward, thereby forming a negative pressure in the circular hole, and then the suction cup is sucked tightly to the top surface of the container.

[0018] Preferably, an exhaust hole is opened on the inner top surface of the circular hole, and the exhaust hole passes through the top surface of the support plate.

[0019] By adopting the above technical solution, an exhaust hole is opened on the inner top surface of the circular hole. When the piston moves upward, the gas above the piston is discharged from the exhaust hole to the circular hole, thereby facilitating the upward movement of the piston.

[0020] Preferably, a plurality of circular grooves are provided on the bottom surface of the support plate, the circular grooves pass through the top surface of the support plate, the plurality of circular grooves correspond to the plurality of suction cups, the circular grooves are located on the inner side of the suction cups, an air blowing pipe is vertically slidably arranged in the circular grooves, a nozzle is fixed at the bottom end of the air blowing pipe, the nozzle is arranged toward the bottom of the suction cup, and a gas delivery component for delivering gas into the air blowing pipe is arranged on the support plate.

[0021] By adopting the above technical solution, when the hanger is placed on the top surface of the container, the air supply component supplies gas to the blowing pipe, so that the nozzle blows away the dust and foreign matter on the top surface of the container under the suction cup. When the suction cup is attached to the top surface of the container, the suction cup can be tightly adsorbed on the top surface of the container.

[0022] Preferably, a limiting plate is fixed on the outer circumferential surface of the blowing pipe, a tension spring is sleeved on the circumferential side of the blowing pipe, the top end of the tension spring is fixed to the bottom surface of the limiting plate, and the bottom end of the tension spring is fixed to the top surface of the support plate.

[0023] By adopting the above technical solution, when the hanger is removed from the top surface of the container, the air blowing pipe moves downward under the elastic force of the tension spring 1, so that when the next container is hoisted, the nozzle blows air to the surface of the container.

[0024] Preferably, a plurality of mounting boxes are provided on the top surface of the support plate, and the plurality of mounting boxes correspond to the plurality of air blowing pipes, and the air delivery assembly includes an air bag arranged on the top surface inside the mounting box, an air delivery pipe is fixed to the outer peripheral surface of the air bag, and one end of the air delivery pipe away from the air bag is inserted into the top end of the air blowing pipe, and an extrusion plate is vertically arranged inside the mounting box, and the extrusion plate is located below the air bag, and a push rod is fixed to the bottom surface of the extrusion plate, and the bottom end of the push rod passes through the bottom surface of the support plate, and the push rod is vertically slidably connected to the support plate, and a tension spring 2 is sleeved on the circumferential side of the push rod, the top end of the tension spring 2 is fixed to the bottom surface of the extrusion plate, and the bottom end of the tension spring 2 is fixed to the top surface of the support plate.

[0025] By adopting the above technical solution, when the hanger is placed on the top surface of the container, the bottom surface of the push rod first contacts the top surface of the container. When the hanger is placed on the top surface of the container, the push rod moves upward, so that the push rod drives the extrusion plate to squeeze the airbag, and the gas in the airbag enters the blowing pipe through the air supply pipe, so that the gas in the blowing pipe is blown toward the top surface of the container through the nozzle.

[0026] In summary, the present application includes at least one of the following beneficial technical effects: 1. Place the hanger on the top surface of the container, and then use the driving mechanism to drive multiple driving tubes to rotate simultaneously. The driving tubes drive the two moving rods to move in a direction close to each other, so that the moving rods drive the clamping plates to move, so that the clamping plates clamp the container. Then, the hanger is lifted by the lifting equipment, and the hanger drives the container to move. During the lifting process, the clamping plates continue to clamp the container, thereby reducing the possibility of the container falling off during the lifting process, and further reducing the possibility of safety accidents caused by the container falling off during the lifting process; 2. When the hanger is placed on the top surface of the container, the suction cup is attached to the top surface of the container, and then the drive assembly is started, and the drive assembly drives the piston to move upward, so that negative pressure is formed in the circular hole, so that the suction cup is tightly attached to the top surface of the container, thereby improving the stability of the container during lifting and further reducing the possibility of the container falling off during lifting; 3. When the hanger is placed on the top surface of the container, the bottom surface of the push rod first contacts the top surface of the container. When the hanger is placed on the top surface of the container, the push rod moves upward, so that the push rod drives the extrusion plate to squeeze the air bag, and the gas in the air bag enters the air blowing pipe through the air delivery pipe, so that the gas in the air blowing pipe is blown to the top surface of the container through the nozzle. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the container lifting equipment in the embodiment of the present application.

[0028] Figure 2 yes Figure 1 A magnified schematic diagram of center A.

[0029] Figure 3 It is a schematic diagram of the structure of the drive shaft in an embodiment of the present application.

[0030] Figure 4 It is a cross-sectional view of the support plate in the embodiment of the present application.

[0031] Figure 5 It is a cross-sectional view of the support plate and the mounting box in the embodiment of the present application.

[0032] Figure 6 yes Figure 5 A magnified schematic diagram of point B in the middle.

[0033] 1. The camshaft of the embodiment of the present invention is provided with a plurality of support plates, and a plurality of support plates are provided with a plurality of support plates. The support plates are provided with a plurality of support plates, and a plurality of support plates are provided with plurality of support plates. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1-6 This application is described in further detail.

[0035] The embodiment of the present application discloses a container lifting device.

[0036] Reference Figure 1 and Figure 2 A container lifting device includes a hanger 1, which is in a square frame shape, and a lifting ring 11 is fixed at the corners of the top surface of the hanger 1. A plurality of driving tubes 12 are placed in the hanger 1, and the plurality of driving tubes 12 are arranged along the length direction of the hanger 1. Moving rods 13 are inserted at both ends of the driving tube 12, and the moving rods 13 are threadedly connected with the driving tube 12. A plurality of through holes 15 are provided on both sides of the hanger 1, and the plurality of through holes 15 correspond to the plurality of moving rods 13. One end of the moving rod 13 away from the driving tube 12 passes through the through hole 15, and a clamping plate 14 is fixed to the end surface of the moving rod 13 away from the driving tube 12. Two slide grooves 16 are provided on the inner circumference of the through hole 15, and the slide groove 16 runs through the hanger 1. Two slide bars 17 are fixed on the outer circumference of the moving rod 13. The two slide bars 17 are symmetrically arranged along the central axis of the moving rod 13, and the two slide bars 17 are respectively inserted in the two slide grooves 16.

[0037] Reference Figure 1 and Figure 3 A support plate 2 is fixed between the opposite inner sides of the hanger 1, and the bottom surface of the support plate 2 is coplanar with the bottom surface of the hanger 1. Multiple drive tubes 12 are symmetrically arranged on both sides of the support plate 2. Mounting plates 21 are fixed to both ends of the top surface of the hanger 1, and a drive shaft 22 is rotatably installed between the two mounting plates 21, and a plurality of helical teeth 23 are provided on the outer circumference of the drive shaft 22. Worm gears 24 are sleeved and fixed on the outer circumference of the multiple drive tubes 12, and the plurality of helical teeth 23 are respectively meshed with the plurality of worm gears 24. A motor 25 is fixed to the top surface of the support plate 2, and a bevel gear 1 26 is sleeved and fixed on the output shaft of the motor 25, and a bevel gear 2 27 is sleeved and fixed on the outer circumference of the drive shaft 22, and the bevel gear 1 26 and the bevel gear 2 27 are meshed.

[0038] When it is necessary to lift the container, the hanger 1 is moved to the top surface of the container by using a lifting device, and then the motor 25 is started. The output shaft of the motor 25 drives the bevel gear 1 26 to rotate, the bevel gear 1 26 drives the bevel gear 2 27 to rotate, the bevel gear 27 drives the drive shaft 22 to rotate, the drive shaft 22 drives the multiple spiral teeth 23 to rotate, the spiral teeth 23 drive the worm gear 24 to rotate, so that the worm gear 24 drives the drive tube 12 to rotate, the drive tube 12 drives the two drive rods 34 to move in a direction close to each other, so that the moving rod 13 drives the clamp 14 to move in a direction close to the container, so that the clamps 14 on both sides of the hanger 1 clamp the container and lift the container.

[0039] Reference Figure 1 and Figure 4 , circular holes 3 are provided at the corners of the bottom surface of the support plate 2, and a suction cup 31 is fixed to the bottom end of the inner wall of the circular hole 3. An exhaust hole 32 is provided on the inner top surface of the circular hole 3, and a piston 33 is provided in the circular hole 3 for vertical sliding. A driving rod 34 is fixed to the top surface of the piston 33, and the top end of the driving rod 34 passes through the top surface of the support plate 2, and the driving rod 34 is vertically connected to the support plate 2 for sliding. A moving plate 35 is provided above the support plate 2, and the top surface of the driving rod 34 is fixed to the bottom surface of the moving plate 35. Cylinders 36 are fixed on both sides of the top surface of the support plate 2, and the top end of the piston rod of the cylinder 36 is fixed to the bottom surface of the moving plate 35.

[0040] When the hanger 1 is placed on the top surface of the container, the suction cup 31 fits against the top surface of the container, and then the cylinder 36 is started, and the piston rod of the cylinder 36 drives the movable plate 35 to move upward, and the movable plate 35 drives the driving rod 34 to move upward, and the driving rod 34 drives the piston 33 to move upward, so that a negative pressure is formed in the cavity below the piston 33 in the circular hole 3, so that the suction cup 31 is sucked tightly on the top surface of the container, thereby facilitating the lifting stability of the container when lifting the container.

[0041] Reference Figure 4 , Figure 5 and Figure 6, circular grooves 4 are provided at the corners of the bottom surface of the support plate 2, and the circular grooves 4 penetrate the top surface of the support plate 2, and the circular grooves 4 are located on the inner side of the circular hole 3. A blowing pipe 41 is provided in the circular groove 4 along the vertical sliding direction, and a nozzle 42 is fixed at the bottom end of the blowing pipe 41, and the nozzle 42 is located below the suction cup 31, and the blowing direction of the nozzle 42 is set toward the bottom of the suction cup 31. A clearance groove 43 is provided on the inner circumference of the circular groove 4, and the clearance groove 43 penetrates the bottom surface of the support plate 2, and the nozzle 42 can move into the clearance groove 43. Two limiting grooves 45 are provided on the inner circumference of the circular groove 4, and two limiting blocks 44 are fixed on the outer circumference of the blowing pipe 41, and the limiting blocks 44 are set in the limiting grooves 45 along the vertical sliding direction. A limiting plate 46 is fixed on the outer circumference of the blowing pipe 41, and the top surface of the limiting plate 46 is coplanar with the top surface of the blowing pipe 41. The outer circumference of the air blowing pipe 41 is sleeved with a tension spring 47 , the top end of the tension spring 47 is fixedly connected to the bottom surface of the limiting plate 46 , and the bottom end of the tension spring 47 is fixed to the top surface of the support plate 2 .

[0042] Reference Figure 1 , Figure 4 and Figure 5 , a plurality of mounting boxes 5 are fixed on the top surface of the support plate 2, and the plurality of mounting boxes 5 correspond to the plurality of air blowing tubes 41, and the mounting boxes 5 are located on one side of the air blowing tube 41. An air bag 51 is fixed on the inner top surface of the mounting box 5, and a pressing plate 52 is vertically slidably arranged inside the mounting box 5, and the pressing plate 52 is located below the air bag 51, and a push rod 53 is fixed on the bottom surface of the pressing plate 52, and the bottom end of the push rod 53 passes through the bottom surface of the support plate 2, and the push rod 53 is vertically slidably connected with the support plate 2, and the bottom end of the push rod 53 is located below the bottom end of the air blowing tube 41. A tension spring 54 is sleeved on the peripheral side of the push rod 53, and the top end of the tension spring 54 is fixed to the bottom surface of the pressing plate 52, and the bottom end of the tension spring 54 is fixed to the top surface of the support plate 2. An air supply pipe 55 is fixed on the outer peripheral surface of the air bag 51, and the end of the air supply pipe 55 away from the air bag 51 passes through the mounting box 5 and is inserted into the top end of the air blowing tube 41.

[0043] When the hanger 1 is moved to the container by the lifting equipment, the bottom end of the push rod 53 first contacts the top surface of the container. When the hanger 1 is placed on the top surface of the container, the push rod 53 moves upward, so that the push rod 53 drives the extrusion plate 52 to squeeze the airbag 51 upward. The gas in the airbag 51 enters the air blowing pipe 41 through the air supply pipe 55, and then is blown toward the top surface of the container under the suction cup 31 through the nozzle 42 at the bottom end of the air blowing pipe 41, so as to blow away the dust and foreign matter on the top surface of the container under the suction cup 31, so that the suction cup 31 can be sucked tightly to the top surface of the container.

[0044] The implementation principle of a container lifting device in an embodiment of the present application is as follows: when it is necessary to lift the container, the lifting device is used to move the hanger 1 to the top surface of the container, and then the motor 25 is started, and the output shaft of the motor 25 drives the bevel gear 1 26 to rotate, the bevel gear 1 26 drives the bevel gear 2 27 to rotate, the bevel gear 27 drives the drive shaft 22 to rotate, the drive shaft 22 drives the spiral gear 23 to rotate, so that the spiral gear 23 drives the worm gear 24 to rotate, and the worm gear 24 drives the drive tube 12 to rotate, so that the drive tube 12 drives the two moving rods 13 to move in a direction close to each other, so that the moving rod 13 drives the clamping plate 14 to move in a direction close to the container, so that the clamping plate 14 clamps the container, so that when the container is lifted, the clamping plate 14 continues to clamp the container, thereby reducing the possibility of the container falling off during the lifting process, thereby reducing the possibility of the container falling off during the lifting process and causing a safety accident.

[0045] When the hanger 1 is placed on the top surface of the container, the nozzle 42 blows off the dust on the top surface of the container below the suction cup 31, and then the suction cup 31 is attached to the top surface of the container, the cylinder 36 is started, and the piston 33 of the cylinder 36 pushes the movable plate 35 to move upward, and the movable plate 35 drives the driving rod 34 to move upward, and the driving rod 34 drives the piston 33 to move upward, so that the cavity below the piston 33 in the circular hole 3 forms a negative pressure, so that the suction cup 31 is sucked tightly on the top surface of the container. When the container is hoisted, the hoisting stability of the container is further improved, and the possibility of the container falling off during the hoisting process is reduced.

[0046] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A container lifting equipment, characterized in that: The invention comprises a hanger (1), wherein a plurality of drive tubes (12) are arranged inside the hanger (1), wherein the plurality of drive tubes (12) are arranged along the length direction of the hanger (1), and movable rods (13) are inserted at both ends of the drive tubes (12), wherein the movable rods (13) are threadedly connected to the drive tubes (12), and an end of the movable rod (13) away from the drive tubes (12) passes through the outer side surface of the hanger (1), and the movable rod (13) is slidably connected to the hanger (1) along the width direction of the hanger (1), and a clamping plate (14) is fixed to the end surface of the movable rod (13) away from the drive tubes (12), and a driving mechanism for simultaneously driving the plurality of drive tubes (12) to rotate is arranged on the hanger (1).

2. A container lifting equipment according to claim 1, characterized in that: A sliding bar (17) is fixed on the outer circumference of the moving rod (13), and a plurality of through holes (15) are provided on both side surfaces of the hanger (1), and the plurality of through holes (15) correspond to the plurality of moving rods (13). One end of the moving rod (13) away from the driving tube (12) passes through the through hole (15), and a sliding groove (16) is provided on the inner circumference of the through hole (15), and the sliding bar (17) is slidably arranged in the sliding groove (16).

3. A container lifting equipment according to claim 1, characterized in that: The driving mechanism comprises a worm gear (24) arranged on the outer circumference of the plurality of driving tubes (12); mounting plates (21) are fixed at both ends of the top surface of the hanger (1); a driving shaft (22) is rotatably mounted between the two mounting plates (21); a plurality of helical teeth (23) are provided on the outer circumference of the driving shaft (22); the plurality of helical teeth (23) are respectively meshed with the plurality of worm gears (24); and a driving member for driving the driving shaft (22) to rotate is provided on the hanger (1).

4. A container lifting equipment according to claim 3, characterized in that: A support plate (2) is fixed between the opposite inner side surfaces of the hanger (1); the driving member comprises a motor (25) arranged on the top surface of the support plate (2); a bevel gear 1 (26) is arranged on the output shaft of the motor (25); a bevel gear 2 (27) is arranged on the driving shaft (22); and the bevel gear 1 (26) and the bevel gear 2 (27) are meshed with each other.

5. The container lifting equipment according to claim 1, characterized in that: The bottom corners of the support plate (2) are provided with circular holes (3), the bottom ends of the inner walls of the circular holes (3) are fixed with suction cups (31), a piston (33) is arranged in the circular holes (3), and a driving assembly for driving the piston (33) to move vertically is arranged on the support plate (2).

6. A container lifting equipment according to claim 5, characterized in that: The driving assembly comprises a movable plate (35) arranged above the support plate (2); a driving rod (34) is fixed to the top surface of the piston (33); the top end of the driving rod (34) passes through the bottom surface of the support plate (2); the driving rod (34) is vertically connected to the support plate (2) in a sliding manner; a cylinder (36) is arranged on the top surface of the support plate (2); the top end of the piston rod of the cylinder (36) is fixed to the bottom surface of the movable plate (35).

7. A container lifting equipment according to claim 6, characterized in that: An exhaust hole (32) is provided on the inner top surface of the circular hole (3), and the exhaust hole (32) passes through the top surface of the support plate (2).

8. The container lifting equipment according to claim 6, characterized in that: The bottom surface of the support plate (2) is provided with a plurality of circular grooves (4), the circular grooves (4) passing through the top surface of the support plate (2), the plurality of circular grooves (4) corresponding to the plurality of suction cups (31), the circular grooves (4) being located on the inner side of the suction cups (31), a blowing pipe (41) being vertically slidably arranged in the circular groove (4), a nozzle (42) being fixed at the bottom end of the blowing pipe (41), the nozzle (42) being arranged toward the bottom of the suction cups (31), and a gas delivery component for delivering gas into the blowing pipe (41) being arranged on the support plate (2).

9. A container lifting equipment according to claim 8, characterized in that: A limiting plate (46) is fixed to the outer peripheral surface of the air blowing tube (41), and a tension spring (47) is sleeved on the peripheral side of the air blowing tube (41), the top end of the tension spring (47) is fixed to the bottom surface of the limiting plate (46), and the bottom end of the tension spring (47) is fixed to the top surface of the support plate (2).

10. The container lifting equipment according to claim 8, characterized in that: The top surface of the support plate (2) is provided with a plurality of mounting boxes (5), the plurality of mounting boxes (5) corresponding to the plurality of air blowing pipes (41), the air delivery assembly comprising an air bag (51) arranged on the top surface of the mounting box (5), an air delivery pipe (55) being fixed to the outer peripheral surface of the air bag (51), an end of the air delivery pipe (55) away from the air bag (51) being inserted into the top end of the air blowing pipe (41), an extrusion plate (52) being arranged vertically in the mounting box (5), the extrusion plate (52) The plate (52) is located below the airbag (51), a push rod (53) is fixed to the bottom surface of the extrusion plate (52), the bottom end of the push rod (53) passes through the bottom surface of the support plate (2), the push rod (53) is vertically slidably connected to the support plate (2), and two tension springs (47) are sleeved on the circumferential side of the push rod (53), the top end of the two tension springs (47) is fixed to the bottom surface of the extrusion plate (52), and the bottom end of the two tension springs (47) is fixed to the top surface of the support plate (2).

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