CN217437636U - Heavy lifting equipment - Google Patents

Abstract

A quick heavy object lifting device belongs to the technical field of lifting devices. The utility model aims at providing a through mechanical structure's improvement, can carry out the heavy object fast lifting equipment of independent operation with motor and manual. The utility model discloses the last fixed surface of bottom plate is connected with the control box, and the last fixed surface of bottom plate is connected with the control cabinet, and the last fixed surface of bottom plate is connected with the shell, and the fixed surface of shell is connected with the support frame, and the surface rotation of support frame is connected with the drum, and the inside of shell is provided with actuating mechanism. The utility model is simple in operation, convenient to use normally takes off and land the during operation, as long as through the motor drive can, when the motor breaks down, still can normally use through manual mode, carry out the lift work of heavy object to owing to adopt the transmission mode of many gears, can not produce the hard problem of hand lift when manual operation.

Description

Heavy lifting equipment

technical field

The utility model belongs to the technical field of lifting equipment.

Background technique

Lifting equipment is usually used as a kind of hoisting machinery and has been widely used in various workplaces such as logistics, handling, assembly, urban parking systems, offshore oil fields, etc. Most of the existing rapid lifting equipment for heavy objects use electric motors as power sources. To achieve the rapid lifting of heavy objects, when the motor fails, the rapid lifting equipment for heavy objects cannot be used normally, which affects the lifting and lowering of heavy objects.

SUMMARY OF THE INVENTION

The purpose of the utility model is to improve the mechanical structure, and can operate the motor and the manual operation independently of the heavy object rapid lifting equipment.

The upper surface of the base plate of the utility model is fixedly connected with a control box, the upper surface of the base plate is fixedly connected with a console, the upper surface of the base plate is fixedly connected with a casing, the surface of the casing is fixedly connected with a support frame, and the surface of the support frame is rotatably connected with a drum wheel , the inside of the casing is provided with a driving mechanism, the driving mechanism is fixedly connected with the drum, the surface of the drum is fixedly connected with a steel cable, the end of the steel cable away from the drum is fixedly connected with a lifting plate, and the upper surface of the bottom plate is slidably connected with a cable arrangement , the cable arranging mechanism is slidingly connected with the lifting plate, the cable arranging mechanism is installed with the steel cable, and the cable arranging mechanism is threadedly connected with the driving mechanism; the driving mechanism includes a mounting seat, a motor, a first friction disc, a second friction disc, a connecting shaft, a A gear, a bearing, an electromagnet, a spring, a reduction wheel, a second gear, a reduction gear set, a threaded rod, a transmission wheel, a manual transmission shaft and a hand crank There is a motor, the output end of the motor is fitted with a first friction disc, the surface of the first friction disc away from the motor is fitted with a second friction disc, and the surface of the second friction disc away from the first friction disc is fixedly connected with a connecting shaft, and the connecting shaft A first gear is fixedly connected to the surface of the bearing, a bearing is rotatably connected to the end of the connecting shaft away from the second friction disc, an electromagnet is slidably connected to the surface of the bearing, and a spring is fixedly connected to the inside of the electromagnet. The outer side of the reduction gear is meshed with a reduction wheel, the outer side of the reduction wheel is meshed with a second gear, the outer side of the second gear is meshed with a reduction gear group, the surface of the reduction gear group is fixedly connected with a threaded rod, and the surface of the reduction wheel is fixedly connected with a transmission The outer side of the transmission wheel is meshed with a hand crank drive shaft, one end of the hand crank drive shaft is fitted with a hand crank handle, the second gear is fixedly connected with the drum wheel, and the hand crank drive shaft is rotatably connected with the housing; the cable arrangement includes sliding The upper surface of the bottom plate is slidably connected with a sliding frame, the surface of the sliding frame is fixedly connected with a pulley, the surface of the sliding frame is fixedly connected with a guide rod, the sliding frame is slidably connected with the lifting plate, and the pulley and the steel cable are installed together , the guide rod is threadedly connected with the threaded rod, the guide rod moves, drives the sliding frame to move, and drives the pulley to move, so that the wire ropes are neatly arranged on the drum.

The lower surface of the base plate of the utility model is symmetrically and fixedly connected with universal wheels, which facilitates the movement of the equipment.

The upper surface of the bottom plate of the utility model is fixedly connected with a handrail, which is convenient to control the moving direction of the equipment.

The output end of the motor of the utility model is fixedly connected with a coupling, the coupling is installed in cooperation with the first friction disc, and when the motor is started, the overload protection is performed on the first friction disc.

The transmission ratio of the motor and the drum of the utility model is 362:1, which makes the mechanical transmission stable.

The casing and the bottom plate of the utility model are fixedly connected by bolts, which facilitates the disassembly of the casing.

The utility model is simple to operate and convenient to use, and only needs to be driven by the motor during normal take-off and landing work. When the motor fails, it can still be used normally by manual mode to carry out the lifting and lowering work of heavy objects. The transmission mode will not cause the problem of manual lifting and lowering during manual operation.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of the drive mechanism of the present invention;

3 is a schematic cross-sectional structural diagram of the electromagnet of the present invention.

Detailed ways

The upper surface of the base plate 1 of the present invention is fixedly connected with a control box 2, the upper surface of the base plate 1 is fixedly connected with a console 3, the upper surface of the base plate 1 is fixedly connected with a casing 4, and the surface of the casing 4 is fixedly connected with a support frame 5, which supports The surface of the frame 5 is rotatably connected with a drum 6, the interior of the housing 4 is provided with a driving mechanism 7, the driving mechanism 7 is fixedly connected with the drum 6, and the surface of the drum 6 is fixedly connected with a wire 8, and the wire 8 is far away from the drum 6. A lifting plate 9 is fixedly connected to one end of the base plate 1, and a cable arranging mechanism 10 is slidably connected to the upper surface of the bottom plate 1. The cable arranging mechanism 10 is slidably connected to the lifting plate 9. The mechanism 7 is threadedly connected, and the control box 2, the console 3, and the driving mechanism 7 are connected by electrical signals.

The drive mechanism 7 of the present invention includes a mounting seat 11, a motor 12, a first friction disc 13, a second friction disc 14, a connecting shaft 15, a first gear 16, a bearing 17, an electromagnet 18, a spring 19, a reduction wheel 20, The second gear 21, the reduction gear set 22, the threaded rod 23, the transmission wheel 24, the hand crank drive shaft 25 and the hand crank handle 26, the interior of the housing 4 is provided with a mounting seat 11, and the surface of the mounting seat 11 is fixedly connected with the motor 12, the motor The output end of 12 is fitted with a first friction disc 13, the surface of the first friction disc 13 away from the motor 12 is fitted with a second friction disc 14, and the surface of the second friction disc 14 away from the first friction disc 13 is fixedly connected with a connecting shaft 15. The surface of the connecting shaft 15 is fixedly connected with the first gear 16, the end of the connecting shaft 15 away from the second friction disc 14 is rotatably connected with a bearing 17, the surface of the bearing 17 is slidably connected with an electromagnet 18, and the interior of the electromagnet 18 is fixedly connected There is a spring 19, the spring 19 is installed with the bearing 17, the outer side of the first gear 16 is meshed with a reduction wheel 20, the outer side of the reduction wheel 20 is meshed with a second gear 21, and the outer side of the second gear 21 is meshed with a reduction gear set. 22. The surface of the reduction gear set 22 is fixedly connected with a threaded rod 23, the surface of the reduction wheel 20 is fixedly connected with a transmission wheel 24, and the outer side of the transmission wheel 24 is meshed and connected with a manual transmission shaft 25, and one end of the manual transmission shaft 25 is matched and installed. There is a hand crank 26, the second gear 21 is fixedly connected with the drum wheel 6, the hand crank drive shaft 25 is rotatably connected with the casing 4, the motor 12 is started, the first friction disc 13 is rotated, and the second friction disc 14 is driven to rotate, which drives the connecting shaft. 15 rotates, drives the first gear 16 to rotate, drives the reduction wheel 20 to rotate, drives the second gear 21 to rotate, drives the drum 6 to rotate, tightens or loosens the wire rope 8, and makes the heavy object rise or fall with the lifting plate 9, When the motor 12 fails, the electromagnet 18 is energized, the bearing 17 moves in the direction of the spring 19, drives the connecting shaft 15 to move, drives the first gear 16 to move, separates the first gear 16 from the reduction wheel 20, rotates the hand crank 26, The hand crank drive shaft 25 rotates, drives the drive wheel 24 to rotate, drives the reduction wheel 20 to rotate, drives the second gear 21 to rotate, drives the drum wheel 6 to rotate, tightens or loosens the wire rope 8, and makes the weight rise with the lifting plate 9 Or down, so that when the motor fails, the heavy object rapid lifting device can still be used normally to carry out the lifting and lowering work of the heavy object.

The cable arranging mechanism 10 of the present invention includes a sliding frame 27 , a pulley 28 and a guide rod 29 , a sliding frame 27 is slidably connected to the upper surface of the bottom plate 1 , the surface of the sliding frame 27 is fixedly connected with the pulley 28 , and the surface of the sliding frame 27 is fixedly connected with a The guide rod 29, the sliding frame 27 is slidably connected with the lifting plate 9, the pulley 28 is installed with the wire rope 8, the guide rod 29 is threadedly connected with the threaded rod 23, the guide rod 29 moves, drives the sliding frame 27 to move, and drives the pulley 28 to move, so that The wire ropes 8 are neatly arranged on the drum 6 .

Universal wheels 30 are symmetrically and fixedly connected to the lower surface of the base plate 1 of the present invention, which facilitates the movement of the equipment.

The upper surface of the base plate 1 of the present invention is fixedly connected with a handrail 31, which is convenient to control the moving direction of the equipment.

The output end of the motor 12 of the present invention is fixedly connected with a coupling 32, and the coupling 32 is installed in cooperation with the first friction disc 13. When the motor 12 is started, the first friction disc 13 is protected from overload.

The transmission ratio of the motor 12 to the drum wheel 6 of the present invention is 362:1, which makes the mechanical transmission stable.

The casing 4 of the present invention is fixedly connected with the bottom plate 1 by bolts, which facilitates the disassembly of the casing 4 .

The utility model places a heavy object on the upper surface of the lifting plate 9, starts the motor 12, the first friction disc 13 rotates, drives the second friction disc 14 to rotate, drives the connecting shaft 15 to rotate, drives the first gear 16 to rotate, drives the reduction wheel 20 rotates, drives the second gear 21 to rotate, drives the drum wheel 6 to rotate, tightens or loosens the wire rope 8, makes the weight rise or falls with the lifting plate 9, and at the same time, the second gear 21 rotates, drives the reduction gear set 22 Rotate, drive the threaded rod 23 to rotate, drive the guide rod 29 to move, drive the sliding frame 27 to move, drive the pulley 28 to move, so that the steel cables 8 are neatly arranged on the drum 6, when the motor 12 fails, the electromagnet 18 is energized, The bearing 17 moves in the direction of the spring 19, which drives the connecting shaft 15 to move, and drives the first gear 16 to move, so that the first gear 16 is separated from the reduction wheel 20. When the hand crank 26 is rotated, the hand crank drive shaft 25 rotates, which drives the drive wheel 24 to rotate. , drive the reduction wheel 20 to rotate, drive the second gear 21 to rotate, drive the drum 6 to rotate, tighten or loosen the wire rope 8, so that the heavy object rises or falls with the lifting plate 9, at the same time, the second gear 21 rotates, driving The rotation of the reduction gear set 22 drives the threaded rod 23 to rotate, drives the guide rod 29 to move, drives the sliding frame 27 to move, drives the pulley 28 to move, so that the steel cables 8 are arranged on the drum 6 neatly, so that when the motor fails, the heavy The rapid lifting equipment can still be used normally for lifting and lowering heavy objects.

Claims (6)

1. A rapid lifting device for heavy objects, characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a control box (2), a console (3) and a casing (4), and the surface of the casing (4) is fixedly connected with a A support frame (5), a drum wheel (6) is rotatably connected to the surface of the support frame (5), a driving mechanism (7) is arranged inside the casing (4), and the driving mechanism (7) is fixedly connected with the drum wheel (6), The surface of the drum wheel (6) is fixedly connected with a steel cable (8), the end of the steel cable (8) away from the drum wheel (6) is fixedly connected with a lifting plate (9), and the upper surface of the bottom plate (1) is slidably connected with a row cable The mechanism (10), the cable-arranging mechanism (10) is slidably connected with the lifting plate (9), the cable-arranging mechanism (10) is installed in cooperation with the steel cable (8), and the cable-arranging mechanism (10) is threadedly connected with the driving mechanism (7); The drive mechanism (7) includes a mounting seat (11), a motor (12), a first friction disc (13), a second friction disc (14), a connecting shaft (15), a first gear (16), and a bearing (17) , electromagnet (18), spring (19), reduction wheel (20), second gear (21), reduction gear set (22), threaded rod (23), transmission wheel (24), hand crank transmission shaft (25 ) and a hand crank (26), a mounting seat (11) is arranged inside the casing (4), a motor (12) is fixedly connected to the surface of the mounting seat (11), and the output end of the motor (12) is fitted with a first The friction disc (13) is fitted with a second friction disc (14) on the surface of the first friction disc (13) away from the motor (12), and the second friction disc (14) is fixedly connected to the surface away from the first friction disc (13). There is a connecting shaft (15), the surface of the connecting shaft (15) is fixedly connected with a first gear (16), and the end of the connecting shaft (15) away from the second friction disc (14) is rotatably connected with a bearing (17), the bearing (17) ) is slidably connected to the surface of the electromagnet (18), the interior of the electromagnet (18) is fixedly connected with a spring (19), the spring (19) is fitted with the bearing (17), and the outer side of the first gear (16) is meshed and connected with a A reduction wheel (20), the outer side of the reduction wheel (20) is meshed with a second gear (21), the outer side of the second gear (21) is meshed with a reduction gear group (22), and the surface of the reduction gear group (22) is fixed A threaded rod (23) is connected, the surface of the reduction wheel (20) is fixedly connected with a transmission wheel (24), and the outer side of the transmission wheel (24) is meshed with a manual transmission shaft (25). One end is fitted with a hand crank (26), the second gear (21) is fixedly connected with the drum wheel (6), the hand crank drive shaft (25) is rotatably connected with the casing (4); the cable arrangement (10) includes a sliding frame (27), a pulley (28) and a guide rod (29), a sliding frame (27) is slidably connected to the upper surface of the bottom plate (1), a pulley (28) is fixedly connected to the surface of the sliding frame (27), and the sliding frame (27) ) surface is fixedly connected with a guide rod (29), the sliding frame (27) is slidably connected with the lifting plate (9), the pulley (28) is connected with the steel cable (8) ), the guide rod (29) is threadedly connected with the threaded rod (23). 2 . The rapid lifting device for heavy objects according to claim 1 , wherein a universal wheel ( 30 ) is symmetrically and fixedly connected to the lower surface of the bottom plate ( 1 ). 3 . 3 . The rapid lifting device for heavy objects according to claim 1 , wherein a handrail ( 31 ) is fixedly connected to the upper surface of the bottom plate ( 1 ). 4 . 4. The rapid lifting device for heavy objects according to claim 1, wherein a coupling (32) is fixedly connected to the output end of the motor (12), and the coupling (32) is connected to the first friction disc (13) Match the installation. 5 . The rapid lifting device for heavy objects according to claim 1 , wherein the transmission ratio of the motor ( 12 ) and the drum wheel ( 6 ) is 362:1. 6 . 6 . The rapid lifting device for heavy objects according to claim 1 , wherein the casing ( 4 ) and the bottom plate ( 1 ) are fixedly connected by bolts. 7 .

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