CN118439534A - Locking device for scissor lift - Google Patents

Locking device for scissor lift Download PDF

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Publication number
CN118439534A
CN118439534A CN202410866736.0A CN202410866736A CN118439534A CN 118439534 A CN118439534 A CN 118439534A CN 202410866736 A CN202410866736 A CN 202410866736A CN 118439534 A CN118439534 A CN 118439534A
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CN
China
Prior art keywords
fixedly connected
lifting
supporting
rotary
sliding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202410866736.0A
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Chinese (zh)
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CN118439534B (en
Inventor
付正营
徐燕飞
蔡美艳
刘冕
郭洪峰
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Yantai Jintuo Automobile Technology Co ltd
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Yantai Jintuo Automobile Technology Co ltd
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Priority to CN202410866736.0A priority Critical patent/CN118439534B/en
Publication of CN118439534A publication Critical patent/CN118439534A/en
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Publication of CN118439534B publication Critical patent/CN118439534B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/065Scissor linkages, i.e. X-configuration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0608Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/10Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • B66F7/12Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The invention relates to the technical field of lifting devices, in particular to a locking device for a scissor type lifter, wherein two sides of a supporting bottom plate are fixedly connected with supporting side boxes, the side part of one supporting side box is fixedly connected with a lifting motor, the output end of the lifting motor is fixedly connected with a motor rotating rod, the motor rotating rod is rotationally connected to the inside of the two supporting side boxes, the inside of the supporting side box is rotationally connected with two lifting rotating shafts, the outer sides of the lifting rotating shafts are fixedly connected with inclined turbines, the outer sides of the lifting rotating shafts are fixedly connected with lifting thread cylinders, the top of the supporting side box is slidably clamped with two supporting column feet, and the scissor type lifter has higher stability and safety in the lifting process through an improved structural design.

Description

Locking device for scissor lift
Technical Field
The invention relates to the technical field of lifting devices, in particular to a locking device for a scissor type lifter.
Background
The scissor type lifter is widely applied to various fields, and can be used for lifting, conveying and loading and unloading materials on a production line in industrial production; in commercial buildings, such as large shops, hospitals and other places, the scissor lift can be used for operations such as cargo transportation, cleaning, electrical appliance maintenance and the like; in the field of storage logistics, the scissor type lifter can efficiently complete lifting and loading and unloading work of cargoes.
In the prior art, a scissor type lifter generally needs better safety guarantee, but in actual use, the scissor type lifter can shake or be unstable due to various reasons in the lifting process and the working process, so that potential safety hazards are brought to users.
Disclosure of Invention
The invention aims to provide a locking device for a scissor lift, which solves the problems in the background technology.
The technical scheme of the invention is as follows: the utility model provides a locking device for shearing formula lift, includes supporting baseplate, supporting side case, lifting baseplate, the both sides fixedly connected with supporting side case of supporting baseplate, the lateral part fixedly connected with elevator motor of one supporting side case, elevator motor's output fixedly connected with motor bull stick, motor bull stick rotates to be connected in the inside of two supporting side cases, the inside rotation of supporting side case is connected with two promotion pivots, the outside fixedly connected with oblique turbine of promotion pivot, the outside fixedly connected with promotion screw thread section of thick bamboo of promotion pivot, the top slip joint of supporting side case has two supporting column feet, and two adjacent one side of supporting column foot all fixedly connected with promotion tooth row, the outside fixedly connected with two outer screw section of thick bamboo of motor bull stick, two outer screw section of thick bamboo are located the inside of two supporting side cases respectively, oblique turbine and outer screw section of thick bamboo intermeshing, the lifting thread cylinder is meshed with the lifting gear row, the supporting column foot is fixedly connected with the bottom of the lifting bottom plate, the top of the supporting bottom plate is fixedly connected with two side protection plates, two opposite threads are arranged on the outer side of the motor rotating rod, two interval adjusting boxes are connected between the two side protection plates in a sliding mode, the interval adjusting boxes are connected with the motor rotating rod in a threaded mode, two sliding grooves are formed in the adjacent sides of the side protection plates, two sliding blocks are connected in the sliding grooves in a sliding mode, two sliding groove plates are fixedly connected with the bottom of the lifting bottom plate, sliding ports are formed in the adjacent sides of the sliding groove plates, two sliding blocks are connected in the sliding ports in a sliding mode, one side of each sliding block is fixedly connected with a fixed mounting block, a rotating inner column is fixedly connected between the two fixed mounting blocks, a rotating bottom cylinder is connected on the outer side of each rotating inner column in a rotating mode, the outer sides of the two rotary inner columns at the top are rotationally connected with a rotary top cylinder, two rotary inclined plates are fixedly connected between the rotary top cylinder and a rotary bottom cylinder, the rotary bottom cylinder connected with the rotary inclined plates is not the same vertical line with the rotary top cylinder, and the four rotary inclined plates are mutually staggered; when the lifting device is used, when lifting is carried out, the lifting motor is started to drive the motor rotating rod to rotate, the outer spiral cylinder is driven to rotate, the inclined turbine is driven to rotate, the lifting rotating shaft is driven to rotate, the lifting threaded cylinder is driven to move upwards to push the lifting tooth row to move upwards to push the supporting column feet to move upwards to push the lifting base plate to move upwards, the motor rotating rod rotates, the inclined plate is rotated to form shear type threads on the side part of the motor rotating rod, two interval adjusting boxes are made to be close to each other, the two rotating bottom cylinders are made to be close to each other, the rotating inclined plate is made to be gradually vertical to form shear type threads, the lifting base plate is made to move upwards to provide supporting power, and risks can be reduced by lifting through the two modes.
Preferably, the inside rotation of four the swash plate rotates and is connected with fixed center pillar, the both ends fixedly connected with spacing traveller of fixed center pillar, two the adjacent one side of side guard plate has been seted up and has been moved the groove, spacing traveller slip joint in the inside of moving the groove, the outside middle part fixedly connected with locking erection column, the outside equidistance of locking erection column has been seted up the rotation groove, and the inside rotation of rotation groove is connected with the support pivot, the outside rotation of support pivot is connected with the support commentaries on classics piece, install torsion spring between support commentaries on classics piece and the support pivot, the top fixedly connected with rail guard of lifting bottom plate, the inside threaded connection of lifting bottom plate has the protection rotary drum, the top fixedly connected with of protection rotary drum rotates the handle, the outside fixedly connected with toper section of thick bamboo of protection rotary drum, the inside slip joint of lifting bottom plate has two flexible reset posts, the outside of flexible reset post has all movably sleeved flexible spring, two adjacent one side fixedly connected with support trapezium piece that stretches out and draws back, the trapezium piece is located the both sides of protection rotary drum, the inside installation that the locking is located the protection rotary drum; when the lifting bottom plate rises, the fixed middle column is limited through the limiting sliding column, the fixed middle column can vertically rise, the locking mounting column can descend relative to the lifting bottom plate, the supporting rotating blocks are mutually extruded through inclined planes of the supporting trapezoid blocks, the supporting trapezoid blocks and the protective guard are mutually pushed and extruded, the extruding telescopic springs are contracted, the extruding supporting rotating blocks are twisted through the torsion springs and then separated, the supporting rotating blocks are located at the bottoms of the supporting trapezoid blocks after rising to the corresponding height to support and lock, when the lifting bottom plate needs to descend, the conical cylinder descends through rotating the protective rotary drum, the supporting trapezoid blocks are pushed to move to two sides, the supporting rotating blocks are completely located inside the protective rotary drum, the locking mounting column can vertically move, and the device can descend.
The invention provides a locking device for a scissor lift through improvement, which has the following improvements and advantages compared with the prior art:
The method comprises the following steps: according to the locking device for the scissor type lifter, when lifting is carried out, the lifting motor is started to drive the motor rotating rod to rotate, the outer spiral cylinder to rotate, the inclined turbine to rotate, the lifting rotating shaft to rotate, the lifting threaded cylinder to rotate, the lifting tooth row to move upwards, the supporting column foot to move upwards, the lifting bottom plate to move upwards, the motor rotating rod to rotate, meanwhile, the rotating inclined plate to form a scissor type, the two distance adjusting boxes are mutually close through two opposite threads on the side part of the motor rotating rod, the two rotating bottom cylinders are close to each other, the rotating inclined plate is gradually vertical in a scissor type, the lifting bottom plate is upwards moved, supporting power is provided, and the risk can be reduced through lifting in the two modes;
And two,: according to the locking device for the scissor lift, when the lifting bottom plate ascends, the fixed center column is limited by the limiting sliding column, the fixed center column can ascend vertically, meanwhile, the locking mounting column descends relative to the lifting bottom plate, the supporting rotating blocks are mutually extruded through inclined planes of the supporting trapezoid blocks, the supporting trapezoid blocks and the protective guard are mutually pushed and extruded, the extruding telescopic spring contracts, the extruding supporting rotating blocks are twisted by the torsion spring and then separated, when the lifting bottom plate ascends to a corresponding height, the supporting rotating blocks are positioned at the bottom of the supporting trapezoid blocks to carry out supporting locking, when the lifting bottom plate descends, the protective rotating drum is rotated to enable the conical drum to descend, the supporting trapezoid blocks are pushed to move to two sides, the supporting rotating blocks are completely positioned in the protective rotating drum, the locking mounting column can move vertically, and the device can descend;
Summarizing: according to the locking device for the scissor type lifter, through the improved structural design, the scissor type lifter has higher stability and safety in the lifting process, specifically, the device realizes lifting action by means of a double lifting mechanism, namely, the lifting motor drives the motor rotating rod to rotate and the rotating inclined plate to move in a scissor type manner, so that risks in the lifting process are effectively reduced, meanwhile, the locking device also has a locking function, and when the lifting bottom plate is lifted to a corresponding height, the supporting rotating block can be automatically locked at the bottom of the supporting trapezoid block, so that the stability in the lifting process is enhanced.
Drawings
The invention is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the lift motor of the present invention;
FIG. 3 is a schematic view of the structure of the support side case of the present invention;
FIG. 4 is a schematic diagram of the motor rotating rod structure of the present invention;
FIG. 5 is a schematic view of the structure of the swash plate of the present invention;
FIG. 6 is a schematic view of the lifting floor structure of the present invention;
FIG. 7 is a schematic view of the protective drum structure of the present invention;
FIG. 8 is a schematic view of a lock mounting post of the present invention;
Fig. 9 is a schematic view of the structure of the support rotor of the present invention.
Reference numerals illustrate:
1. A support base plate; 2. a support side case; 3. a lifting motor; 4. lifting the bottom plate; 5. an outer spiral cylinder; 6. a diagonal turbine; 7. lifting the rotating shaft; 8. lifting the threaded cylinder; 9. lifting the tooth row; 10. a support column base; 11. a motor rotating rod; 12. a side shield; 13. sliding groove plates; 14. fixing the mounting block; 15. a sliding block; 16. a spacing adjustment box; 17. rotating the bottom cylinder; 18. rotating the inner column; 19. rotating the top cylinder; 20. rotating the sloping plate; 21. fixing the middle column; 22. a limit sliding column; 23. a guard rail; 24. a protective drum; 25. locking the mounting column; 26. a rotating handle; 27. a conical cylinder; 28. supporting the trapezoid block; 29. a telescopic reset column; 30. a telescopic spring; 31. supporting the rotating block; 32. supporting a rotating shaft; 33. a torsion spring.
Detailed Description
The following detailed description of the present invention clearly and fully describes the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a locking device for a scissor lift through improvement, which comprises the following technical scheme:
As shown in fig. 1-9, a locking device for a scissor lift comprises a supporting bottom plate 1, supporting side boxes 2 and a lifting bottom plate 4, wherein the supporting side boxes 2 are fixedly connected to two sides of the supporting bottom plate 1, a lifting motor 3 is fixedly connected to the side part of one supporting side box 2, a motor rotating rod 11 is fixedly connected to the output end of the lifting motor 3, the motor rotating rod 11 is rotationally connected to the inside of two supporting side boxes 2, two lifting rotating shafts 7 are rotationally connected to the inside of the supporting side boxes 2, an inclined turbine 6 is fixedly connected to the outer side of each lifting rotating shaft 7, lifting screw cylinders 8 are fixedly connected to the outer side of each lifting rotating shaft 7, two supporting column bases 10 are slidably clamped to the top of each supporting side box 2, lifting tooth rows 9 are fixedly connected to adjacent sides of the two supporting column bases 10, two outer screw cylinders 5 are fixedly connected to the outer side of each motor rotating rod 11, the two outer spiral barrels 5 are respectively positioned in the two supporting side boxes 2, the inclined turbine 6 is meshed with the outer spiral barrels 5, the lifting thread barrels 8 are meshed with the lifting tooth rows 9, the supporting column base 10 is fixedly connected to the bottom of the lifting bottom plate 4, the top of the supporting bottom plate 1 is fixedly connected with two side protection plates 12, two opposite threads are arranged on the outer side of the motor rotating rod 11, two interval adjusting boxes 16 are slidably clamped between the two side protection plates 12, the interval adjusting boxes 16 are in threaded connection with the motor rotating rod 11, sliding grooves are formed in the adjacent sides of the two side protection plates 12, two sliding blocks 15 are slidably clamped in the sliding grooves, two sliding groove plates 13 are fixedly connected to the bottom of the lifting bottom plate 4, sliding ports are formed in the adjacent sides of the two sliding groove plates 13, two sliding blocks 15 are slidably clamped in the sliding ports, one sides of the sliding blocks 15 are fixedly connected with fixed mounting blocks 14, a rotary inner column 18 is fixedly connected between the two fixed mounting blocks 14, a rotary bottom cylinder 17 is rotationally connected to the outer sides of the two rotary inner columns 18 at the bottom, a rotary top cylinder 19 is rotationally connected to the outer sides of the two rotary inner columns 18 at the top, two rotary inclined plates 20 are fixedly connected between the rotary top cylinder 19 and the rotary bottom cylinder 17, the rotary bottom cylinder 17 and the rotary top cylinder 19 connected with the rotary inclined plates 20 are not identical vertical lines, and the four rotary inclined plates 20 are staggered with each other; when in use, the utility model is characterized in that: when lifting, the lifting motor 3 is started to drive the motor rotating rod 11 to rotate, the outer spiral cylinder 5 is driven to rotate, the inclined turbine 6 is driven to rotate, the lifting rotating shaft 7 is driven to rotate, the lifting threaded cylinder 8 is driven to rotate, the lifting tooth row 9 is pushed to move upwards, the supporting column foot 10 is pushed to move upwards, the lifting base plate 4 is pushed to move upwards, the motor rotating rod 11 rotates, the inclined plate 20 is rotated to form shear type threads through two opposite sides of the motor rotating rod 11, the two interval adjusting boxes 16 are made to be mutually close, the two rotating bottom cylinders 17 are made to be close, the inclined plate 20 is rotated to be gradually and vertically cut to enable the lifting base plate 4 to move upwards, supporting power is provided, and risks can be reduced through lifting through the two modes.
Further, the inside of four rotation swash plates 20 is rotationally connected with a fixed center column 21, two ends of the fixed center column 21 are fixedly connected with a limiting slide column 22, one side adjacent to two side protection plates 12 is provided with a moving groove, the limiting slide column 22 is in sliding clamping connection with the inside of the moving groove, the middle part of the outer side of the fixed center column 21 is fixedly connected with a locking installation column 25, the outer sides of the locking installation column 25 are equidistantly provided with rotating grooves, the inside of the rotating grooves is rotationally connected with a supporting rotating shaft 32, the outer sides of the supporting rotating shaft 32 are rotationally connected with supporting rotating blocks 31, torsion springs 33 are installed between the supporting rotating blocks 31 and the supporting rotating shaft 32, the top of the lifting bottom plate 4 is fixedly connected with a protective fence 23, the inner thread of the lifting bottom plate 4 is connected with a protective rotary drum 24, the top of the protective rotary drum 24 is fixedly connected with a rotating handle 26, the outer sides of the protective rotary drum 24 is fixedly connected with a conical drum 27, the inner side of the lifting bottom plate 4 is in sliding clamping connection with two telescopic reset columns 29, the outer sides of the telescopic reset columns 29 are movably sleeved with telescopic springs 30, one side adjacent sides of the two telescopic reset columns 29 are fixedly connected with supporting trapezoid blocks 28, the supporting trapezoid blocks 28 are located on two sides of the protective rotary drum 24, and the protective drum 25 is located inside the protective drum 24; when the lifting base plate 4 is used, when the lifting base plate 4 is lifted, the fixed middle column 21 is limited by the limiting sliding column 22, the fixed middle column 21 can be lifted vertically, meanwhile, the locking installation column 25 can be lifted down relative to the lifting base plate 4, the supporting rotation blocks 31 are mutually extruded through the inclined planes of the supporting trapezoid blocks 28, the supporting trapezoid blocks 28 and the protective guard 23 are mutually pushed and extruded, the extruding telescopic springs 30 are contracted, the extruding supporting rotation blocks 31 are twisted through the torsion springs 33 and then separated, when the lifting base plate is lifted to the corresponding height, the supporting rotation blocks 31 are located at the bottom of the supporting trapezoid blocks 28 and are supported and locked, when the lifting base plate is required to be lifted down, the protecting rotary drum 24 is rotated to enable the conical cylinder 27 to be lifted down, the supporting trapezoid blocks 28 are pushed to move to two sides, the supporting rotation blocks 31 are completely located inside the protecting rotary drum 24, the locking installation column 25 can be vertically moved, and the device can be lifted down.
Working principle: when lifting, the lifting motor 3 is started to drive the motor rotating rod 11 to rotate to drive the outer spiral cylinder 5 to rotate to drive the inclined turbine 6 to rotate to drive the lifting rotating shaft 7 to rotate to drive the lifting threaded cylinder 8 to rotate to push the lifting gear row 9 to move upwards to push the supporting column base 10 to move upwards to push the lifting base 4 to move upwards, the motor rotating rod 11 rotates to simultaneously rotate the inclined plate 20 to form shearing type, two opposite threads on the side parts of the motor rotating rod 11 are used for enabling the two interval adjusting boxes 16 to be mutually close to each other to enable the two rotating bottom cylinders 17 to be close to each other to enable the rotating inclined plate 20 to form shearing type to be gradually vertical, the lifting base 4 to move upwards to provide supporting power, risks can be reduced through the two modes of lifting, when the lifting base 4 is lifted, the fixed middle column 21 is limited through the limiting sliding column 22, the fixed middle column 21 can vertically lift, meanwhile, the locking installation column 25 can descend relative to the lifting base 4, the supporting rotating block 31 can be mutually extruded through the inclined planes of the supporting trapezoid block 28, the supporting trapezoid block 28 and the protective rail 23 can mutually push and the telescopic spring 30 to shrink, the supporting rotating block 31 can be twisted through the torsion spring 33, and then the supporting trapezoid block 31 can be correspondingly lifted to the supporting block 28 to be located at the bottom of the supporting cylinder 24 to move vertically, and the supporting cylinder 24 can be located at the bottom of the supporting cylinder 24 to be lifted to be completely and lifted when the supporting cylinder is located at the bottom of the supporting cylinder 24 to be located at the bottom.
The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a locking device for shearing formula lift, includes supporting baseplate (1), support side case (2) and lifting baseplate (4), its characterized in that: the utility model provides a lifting device for a car, includes supporting baseplate (1), lateral part fixedly connected with elevator motor (3) of a supporting baseplate (2), the output fixedly connected with motor bull stick (11) of elevator motor (3), motor bull stick (11) rotate and connect in the inside of two supporting baseplate (2), the inside rotation of supporting baseplate (2) is connected with two promotion pivot (7), the outside fixedly connected with oblique turbine (6) of promotion pivot (7), the outside fixedly connected with of promotion pivot (7) promotes screw thread section of thick bamboo (8), the equal fixedly connected with of top slip joint of supporting baseplate (2) of two supporting baseplate (10) promotes tooth row (9), the outside fixedly connected with two outer screw section of thick bamboo (5) of motor bull stick (11), two outer screw section of thick bamboo (5) are located the inside of two supporting baseplate (2) respectively, oblique turbine (6) and outer screw section of thick bamboo (5) intermesh, promote screw thread section of thick bamboo (8) and lifting baseplate (10) bottom plate fixedly connected with each other.
2. A locking device for a scissor lift as set forth in claim 1, wherein: the top fixedly connected with two side guard plates (12) of supporting baseplate (1), the outside of motor bull stick (11) is equipped with twice opposite screw thread, and sliding joint has two interval adjustment case (16) between two side guard plates (12), interval adjustment case (16) and motor bull stick (11) threaded connection.
3. A locking device for a scissor lift as set forth in claim 2, wherein: two sliding grooves are formed in the adjacent sides of the side protection plates (12), two sliding blocks (15) are fixedly connected to the bottoms of the lifting bottom plates (4) in a sliding clamping mode, two sliding groove plates (13) are fixedly connected to the bottoms of the lifting bottom plates (4), sliding ports are formed in the adjacent sides of the sliding groove plates (13), two sliding blocks (15) are fixedly connected to one side of each sliding block (15) in a sliding clamping mode, fixed mounting blocks (14) are fixedly connected to one side of each sliding block (15), inner rotary columns (18) are fixedly connected between the two fixed mounting blocks (14), rotary bottom cylinders (17) are rotatably connected to the outer sides of the two inner rotary columns (18) in the bottoms, rotary top cylinders (19) are fixedly connected to two rotary inclined plates (20) between the rotary top cylinders (19) and the rotary bottom cylinders (19), the rotary bottom cylinders (17) connected with the rotary inclined plates (20) are not identical, and the four rotary inclined plates (20) are staggered with each other.
4. A locking device for a scissor lift according to claim 3, characterized in that: the inside rotation of four swash plate (20) is connected with fixed center pillar (21), the both ends fixedly connected with spacing traveller (22) of fixed center pillar (21), two the adjacent one side of side guard plate (12) has seted up the removal groove, and spacing traveller (22) slip joint is in the inside of removal groove.
5. The locking device for a scissor lift of claim 4, wherein: the fixed middle column (21) is fixedly connected with a locking installation column (25) at the middle part of the outer side, a rotating groove is formed in the outer side of the locking installation column (25) at equal intervals, a supporting rotating shaft (32) is connected in the rotating groove in a rotating mode, a supporting rotating block (31) is connected in the rotating mode on the outer side of the supporting rotating shaft (32), and a torsion spring (33) is arranged between the supporting rotating block (31) and the supporting rotating shaft (32).
6. The locking device for a scissor lift of claim 5, wherein: the top fixedly connected with rail guard (23) of lift bottom plate (4), the inside threaded connection of lift bottom plate (4) has protection rotary drum (24), the top fixedly connected with of protection rotary drum (24) rotates handle (26), the outside fixedly connected with toper section of thick bamboo (27) of protection rotary drum (24).
7. The locking device for a scissor lift of claim 6, wherein: the inside slip joint of lifting bottom plate (4) has two flexible posts that reset (29), flexible spring (30) have all been cup jointed in the outside of flexible post that resets (29) activity, and two adjacent one side fixedly connected with of flexible post that resets (29) support trapezoidal piece (28), support trapezoidal piece (28) are located the both sides of protection rotary drum (24), lock mounting column (25) and be located the inside of protection rotary drum (24).
CN202410866736.0A 2024-07-01 2024-07-01 Locking device for scissor lift Active CN118439534B (en)

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CN118439534B CN118439534B (en) 2024-09-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118753975A (en) * 2024-07-22 2024-10-11 徐州市河湖管理中心 A hoisting device for installing a water conservancy pump station

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Publication number Priority date Publication date Assignee Title
US20100193290A1 (en) * 2009-02-05 2010-08-05 Kan Cui Compact scissors lift
CN108516489A (en) * 2018-05-10 2018-09-11 合肥航机械科技股份有限公司 A kind of hydraulic cylinder lifting machine and its fall arrest method
CN109319691A (en) * 2018-12-06 2019-02-12 广州高昌机电股份有限公司 A kind of shearing type lifter locked component
CN110228763A (en) * 2019-05-23 2019-09-13 苏州市迅特液压升降机械有限公司 A kind of falling proof device and equipment for hydraulic lifting
CN215798232U (en) * 2021-08-18 2022-02-11 无锡海阁力斯液压制造有限公司 Automatic anti-toppling adjusting device of hydraulic shear type lifter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100193290A1 (en) * 2009-02-05 2010-08-05 Kan Cui Compact scissors lift
CN108516489A (en) * 2018-05-10 2018-09-11 合肥航机械科技股份有限公司 A kind of hydraulic cylinder lifting machine and its fall arrest method
CN109319691A (en) * 2018-12-06 2019-02-12 广州高昌机电股份有限公司 A kind of shearing type lifter locked component
CN110228763A (en) * 2019-05-23 2019-09-13 苏州市迅特液压升降机械有限公司 A kind of falling proof device and equipment for hydraulic lifting
CN215798232U (en) * 2021-08-18 2022-02-11 无锡海阁力斯液压制造有限公司 Automatic anti-toppling adjusting device of hydraulic shear type lifter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118753975A (en) * 2024-07-22 2024-10-11 徐州市河湖管理中心 A hoisting device for installing a water conservancy pump station

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