CN108910756B - Power battery lifting machine and method thereof - Google Patents

Power battery lifting machine and method thereof Download PDF

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Publication number
CN108910756B
CN108910756B CN201810989137.2A CN201810989137A CN108910756B CN 108910756 B CN108910756 B CN 108910756B CN 201810989137 A CN201810989137 A CN 201810989137A CN 108910756 B CN108910756 B CN 108910756B
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China
Prior art keywords
assembly
connecting rod
oil cylinder
power battery
rotationally connected
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CN201810989137.2A
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Chinese (zh)
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CN108910756A (en
Inventor
张远辉
蔡喜林
王满祥
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Nantong Balanshi Electromechanical Co ltd
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Nantong Balanshi Electromechanical Co ltd
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Priority to CN201810989137.2A priority Critical patent/CN108910756B/en
Publication of CN108910756A publication Critical patent/CN108910756A/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
    • B66F7/08Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
    • 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
    • B66F7/0666Multiple scissor linkages vertically arranged
    • 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)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The invention discloses a power battery lifting machine and a method thereof, comprising the following steps: a bracket assembly; a hydraulic pump; the first lifting mechanism comprises a connecting rod assembly and a first oil cylinder assembly, the connecting rod assembly comprises a base, a top seat, a first connecting rod group and a second connecting rod group, the first connecting rod group is rotationally connected with the second connecting rod group, the base is rotationally connected with the first connecting rod group, the first connecting rod group is rotationally connected with the top seat, the second connecting rod group is rotationally connected with the base, the second connecting rod group is rotationally connected with the top seat, the second connecting rod group is provided with a second supporting rod, the first oil cylinder assembly is connected with a hydraulic pump, a piston rod of the first oil cylinder assembly is hinged with a third supporting rod, the third supporting rod is rigidly connected with the second supporting rod, and the first oil cylinder assembly is rotationally connected with the first supporting rod; the support assembly is arranged on the top seat; and the control device is connected with the hydraulic pump. The invention is safe and reliable, is convenient to operate, reduces the assembly time and improves the disassembly and assembly efficiency.

Description

Power battery lifting machine and method thereof
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a power battery lifter and a method thereof.
Background
At present, new energy automobiles are continuously improved in sales and market share due to the advantages of environmental protection, energy saving, less pollution, low noise and the like, and fuel automobile manufacturers change to hybrid electric automobiles or pure electric automobiles in a large number, so that the new energy automobiles become a development trend of global automobiles.
Along with the rapid development of new energy automobile markets, the maintenance of new energy automobiles is an important component in the future automobile maintenance field, the dependence on required installation, debugging and maintenance equipment is continuously enhanced, and the existing automobile lifter cannot be commonly used with a battery lifter. Therefore, as a factory of the automobile protection equipment, a power battery lifting machine needs to be developed aiming at the disassembly and the assembly of the power battery of the new energy automobile, so that the competitiveness of a company in the automobile protection industry is improved, the assembly time of the power battery of the new energy automobile is reduced, the disassembly and assembly efficiency is improved, and the new energy automobile is ensured to withstand market test.
Disclosure of Invention
Aiming at the problem that the existing lifting machine and the power battery cannot be assembled and disassembled universally, the power battery lifting machine and the method thereof aim to reduce the assembly time of the power battery of the new energy automobile and improve the assembly and disassembly efficiency.
The specific technical scheme is as follows:
a power cell lift comprising: a bracket assembly; the hydraulic pump is arranged on the bracket component; the first lifting mechanism comprises a connecting rod assembly and a first oil cylinder assembly, the connecting rod assembly is arranged at the upper end of the bracket assembly, the connecting rod assembly comprises a base, a top seat, a first connecting rod group and a second connecting rod group, the middle part of the first connecting rod group is rotationally connected with the middle part of the second connecting rod group, a sliding groove is formed in the upper side of one end of the base, the lower end of the first connecting rod group is connected with a sliding block matched with the sliding groove, the sliding block is rotationally connected with the lower end of the first connecting rod group, the upper end of the first connecting rod group is rotationally connected with one end, far away from the sliding groove, of the top seat, the lower end of the second connecting rod group is rotationally connected with one end, close to the sliding groove, of the top seat, of the first connecting rod group is provided with a first supporting rod, the middle part of the second connecting rod group is provided with a second supporting rod, the first oil cylinder assembly is rotationally connected with the first supporting rod assembly, the upper end of the first connecting rod assembly is rotationally connected with a first supporting rod assembly, the first oil cylinder assembly is rotationally connected with the second supporting rod assembly, and the other end of the first supporting rod is rotationally connected with the first supporting rod assembly; the support assembly is arranged on the top seat, and a plurality of supporting points are arranged at the upper end of the support assembly; and the control device is arranged on the side wall of the bracket assembly and is connected with the hydraulic pump.
The power battery lifting machine comprises a second lifting mechanism, wherein the second lifting mechanism comprises a second oil cylinder assembly, a reversing valve and a supporting assembly, a lug assembly is arranged at the lower end of the base, the second oil cylinder assembly is connected with a hydraulic pump, the second oil cylinder assembly is arranged in the support assembly, a piston rod of the second oil cylinder assembly extends out of the upper end of the support assembly and is rotationally connected with the lug assembly, the other end of the second oil cylinder assembly is rotationally connected with the support assembly, the reversing valve is connected with the second oil cylinder assembly, the supporting assembly is arranged at the upper end of the support assembly, and the upper end of the supporting assembly is propped against the lower end of the base.
The power battery lifting machine comprises a support assembly, a plurality of support assemblies and a base, wherein the support assembly comprises a plurality of studs, a plurality of screws and a plurality of first adjusting nuts, the studs are arranged at the upper end of the support assembly, the lower ends of the screws are respectively connected with the studs through the first adjusting nuts in a threaded mode, and the upper ends of the studs are propped against the base.
The above-mentioned power battery lifts machine, wherein still includes: the displacement mechanism comprises a top plate assembly and a sliding assembly; the sliding assembly comprises a plurality of sliding seats and a plurality of universal ball bearings, the sliding seats are all arranged at the upper end of the top seat, and the universal ball bearings are movably arranged in the sliding seats respectively; the top plate assembly comprises a top plate, the top plate is arranged above the sliding assembly, the bottom of the top plate is respectively in rolling connection with a plurality of universal ball bearings, a convex ring is downwards arranged on the periphery of the top plate, the inner periphery of the convex ring is matched with the outer Zhou Xianwei of the top seat, and a gap is formed between the inner periphery of the convex ring and the outer periphery of the top seat.
The power battery lifting machine comprises a power battery lifting machine body, wherein the power battery lifting machine body comprises a plurality of supporting seats, the supporting seats are arranged on a top plate, spaces are formed between every two adjacent supporting seats, and a plurality of supporting points are respectively arranged on the upper sides of the supporting seats.
The above-mentioned power battery lifts machine, wherein still includes: the tray assembly comprises a plurality of trays and a plurality of second adjusting nuts, the trays are respectively arranged on the fulcrums, and the lower ends of the trays are respectively connected with the supports through the second adjusting nuts in a threaded mode.
The power battery lifter comprises a support assembly, a hydraulic pump, a one-way throttle valve, a hydraulic pump and a hydraulic pump.
The power battery lifting machine comprises a power battery lifting machine body, wherein the power battery lifting machine body comprises a plurality of universal casters, the universal casters are fixedly connected with the lower end of a bracket assembly, a plurality of locking mechanisms are arranged at the lower end of the bracket assembly, and the locking mechanisms are respectively in limiting fit with the universal casters.
The power battery lifting machine is characterized in that a plurality of rubber pads are arranged on the supporting points.
A method of a power cell hoist including any one of the above, the method comprising:
step S1: during the process of installing the power battery, locking the caster assembly through the locking mechanism, and placing the power battery on the tray through a forklift;
step S2: opening the locking mechanism, moving the lifter with the power battery to the lower part of the vehicle and locking the locking mechanism;
step S3: the control device drives the first oil cylinder assembly to work, the lifting machine is lifted to a proper position, and the step S4 or the step S5 or the step S6 is executed;
step S4: the reversing valve is rotated to control the second oil cylinder assembly to obliquely lift the bracket assembly, the supporting assembly is adjusted to position the bracket assembly, and step S7 is executed;
step S5: through the rolling connection of the top plate and the universal ball bearing, the top plate is moved circumferentially, the position of the power battery is finely adjusted, and step S7 is executed;
step S6: step S7 is executed by rotating the second adjusting nut to adjust the position of the tray;
step S7: the positioning pin of the power battery is aligned with the positioning hole on the lower side of the vehicle, and the power battery is installed;
step S8: adjusting the one-way throttle valve to adjust a descent speed of the carriage assembly;
step S9: and the control device drives the first oil cylinder assembly to work, the lifter descends to the lowest position, the locking mechanism is opened, and the lifter is moved out of the lower part of the vehicle.
Compared with the prior art, the technical scheme has the following positive effects:
according to the invention, the power battery is placed on the fulcrum, the hydraulic cylinder is controlled by the control device to work, the piston rod of the first oil cylinder assembly is driven to stretch out and draw back, so that the lifting machine is driven to lift, and the requirement of the power battery for dismounting and using working conditions is met. The invention is safe and reliable, flexible in movement and convenient in operation, reduces the assembly time of the power battery of the new energy automobile, and improves the disassembly and assembly efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of a first embodiment of a power cell lift and method thereof according to the present invention;
FIG. 2 is a schematic view of the overall structure of a first embodiment of a power cell lift and method thereof according to the present invention;
FIG. 3 is a front view of a first embodiment of a power cell hoist and method of the present invention;
FIG. 4 is an enlarged view of the power cell lift and method of the present invention at A in FIG. 3;
FIG. 5 is a schematic view of a top plate assembly of a power cell lift and a method according to a first embodiment of the present invention;
FIG. 6 is a schematic view of the structure of a power cell hoist and a method thereof in a bracket assembly according to a first embodiment of the invention;
FIG. 7 is a schematic view of the overall structure of a second embodiment of a power cell lift and method of the present invention;
fig. 8 is a flow chart of a method of a first embodiment of a power cell hoist and method of the present invention.
In the accompanying drawings: 1. a bracket assembly; 2. a hydraulic pump; 211. an electric hydraulic pump; 212. a pneumatic hydraulic pump; 3. a rubber pad; 4. a first cylinder assembly; 5. a base; 6. a top base; 7. a first link group; 8. a second link group; 9. a chute; 10. a slide block; 11. a first support bar; 12. a second support bar; 13. a third support bar; 14. a second cylinder assembly; 15. a reversing valve; 16. a lug assembly; 17. a stud; 18. a screw; 19. a first adjustment nut; 20. a slide; 21. a universal ball bearing; 22. a top plate; 23. a convex ring; 24. a support; 25. a tray; 26. a second adjustment nut; 27. a pin shaft; 28. universal castor; 29. a locking mechanism; 30. a handle; 31. cord fabric.
Detailed Description
The invention is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
First embodiment:
fig. 1 is an overall structure diagram of a first embodiment of a power battery lifter and a method thereof according to the present invention, fig. 2 is an overall structure diagram of a first embodiment of a power battery lifter and a method thereof according to the present invention, fig. 3 is a front view of a first embodiment of a power battery lifter and a method thereof according to the present invention, fig. 4 is an enlarged view at a in fig. 3 of a power battery lifter and a method thereof, fig. 5 is a structure diagram of a top plate assembly in a first embodiment of a power battery lifter and a method thereof according to the present invention, fig. 6 is a structure diagram of a bracket assembly in a first embodiment of a power battery lifter and a method thereof according to the present invention, fig. 8 is a flow chart of a method of a first embodiment of a power battery lifter and a method thereof according to the present invention, as shown in fig. 1 to fig. 6, showing a power battery lifter of a preferred embodiment, comprising: a bracket assembly 1.
Further, as a preferred embodiment, the power battery lifter further includes: the hydraulic pump 2, the hydraulic pump 2 is located on the support group 1 spare.
Further, as a preferred embodiment, the power battery lifter further includes: the first lifting mechanism comprises a connecting rod assembly and a first oil cylinder assembly 4, wherein the connecting rod assembly is arranged at the upper end of the bracket assembly 1 and comprises a base 5, a top seat 6, a first connecting rod assembly 7 and a second connecting rod assembly 8, the middle part of the first connecting rod assembly 7 is rotationally connected with the middle part of the second connecting rod assembly 8, a sliding groove 9 is arranged on the upper side of one end of the base 5, the lower end of the first connecting rod assembly 7 is connected with a sliding block 10 matched with the sliding groove 9, the sliding block 10 is rotationally connected with the lower end of the first connecting rod assembly 7, the upper end of the first connecting rod assembly 7 is rotationally connected with one end of the top seat 6 far away from the sliding groove 9, the lower end of the second connecting rod assembly 8 is rotationally connected with the other end of the base 5, the upper end of the second connecting rod assembly 8 is rotationally connected with one end of the top seat 6 close to the sliding groove 9, a first supporting rod 11 is arranged at the lower end of the first connecting rod assembly 7, a second supporting rod 12 is arranged at the middle part of the second connecting rod assembly 8, the first oil cylinder assembly 4 is connected with the hydraulic pump 2, the first oil cylinder assembly 4 is arranged on the connecting rod assembly, a third supporting rod 13 is hinged with the third supporting rod 13, and the third supporting rod 13 is rotationally connected with the first supporting rod 11.
Further, as a preferred embodiment, the power battery lifter further includes: the support assembly is arranged on the top seat 6, and a plurality of fulcrums are arranged at the upper end of the support assembly.
Further, as a preferred embodiment, the power battery lifter further includes: a control device (not shown in the figure) is provided on the side wall of the bracket assembly 1, and the control device is connected with the hydraulic pump 2.
Further, as a preferred embodiment, the power battery lifter further includes: the second lifting mechanism comprises a second oil cylinder assembly 14, a reversing valve 15 and a supporting assembly, wherein the lower end of the base 5 is provided with a lug assembly 16, the second oil cylinder assembly 14 is connected with the hydraulic pump 2, the second oil cylinder assembly 14 is arranged in the support assembly 1, a piston rod of the second oil cylinder assembly 14 extends out of the upper end of the support assembly 1 and is rotationally connected with the lug assembly 16, the other end of the second oil cylinder assembly 14 is rotationally connected with the support assembly 1, the reversing valve 15 is connected with the second oil cylinder assembly 14, the supporting assembly is arranged at the upper end of the support assembly 1, and the upper end of the supporting assembly is propped against the lower end of the base 5.
Further, as a preferred embodiment, the supporting component comprises a plurality of studs 17, a plurality of screws 18 and a plurality of first adjusting nuts 19, wherein the studs 17 are all arranged at the upper end of the bracket component 1, the lower ends of the screws 18 are respectively connected with the studs 17 through the first adjusting nuts 19 in a threaded manner, and the upper ends of the studs 17 are all propped against the base 5.
The second lifting mechanism is in an inclined lifting working mode, and the piston rod of the second oil cylinder assembly 14 is rotationally connected with the lug assembly 16, so that the upper plane of the bracket assembly 1 can be obliquely arranged, and then the inclination angle of the upper plane of the bracket assembly 1 is quickly adjusted through the supporting assembly; because the two end surfaces of the bottom of the power battery are uneven or the ground is uneven, the defect that the contact surface between the mounting position of the vehicle body and the bottom of the power battery is uneven is easily caused, the support assembly is arranged to ensure that the lifting machine is in seamless fit with the bottom of the power battery, and the safety hidden trouble of vehicles and equipment caused by excessive lifting can be avoided when the installation is convenient.
Further, as a preferred embodiment, the power battery lifter further includes: the displacement mechanism comprises a top plate assembly and a sliding assembly.
Further, as a preferred embodiment, the sliding assembly includes a plurality of sliding bases 20 and a plurality of universal ball bearings 21, the sliding bases 20 are all disposed at the upper end of the top base 6, and the universal ball bearings 21 are movably disposed in the sliding bases 20 respectively.
Further, as a preferred embodiment, the top plate assembly includes a top plate 22, the top plate 22 is disposed above the sliding assembly, the bottom of the top plate 22 is respectively connected with a plurality of universal ball bearings 21 in a rolling manner, the outer periphery of the top plate 22 is provided with a convex ring 23 downwards, the inner periphery of the convex ring 23 is matched with the outer Zhou Xianwei of the top seat 6, and a gap is formed between the inner periphery of the convex ring 23 and the outer periphery of the top seat 6.
The top plate 22 is arranged to be of a suspension type structure, the top plate 22 is suspended on the universal ball bearing 21, the gap is used for realizing circumferential movement of the top plate 22, the top plate 22 can be finely adjusted in the horizontal plane and the circumferential direction, the whole lifting machine is fixed under the condition that the lifting machine is loaded, if a locating pin of a power battery and a locating hole on the lower side of a vehicle are in an offset or non-alignment state, only the top plate 22 is finely adjusted, and the alignment and installation adjustment of the hole position of the automobile battery on the bottom of the vehicle are facilitated.
Preferably, the maximum trim range of the top plate 22 is 30mm.
Further, as a preferred embodiment, the support assembly includes a plurality of supports 24, the plurality of supports 24 are all disposed on the top plate 22, a space is formed between two adjacent supports 24, and a plurality of supporting points are respectively disposed on the upper sides of the plurality of supports 24, so that the space is provided, and the power battery can be conveniently assembled and disassembled by the assembling and disassembling tool.
Further, as a preferred embodiment, the power battery lifter further includes: the tray assembly comprises a plurality of trays 25 and a plurality of second adjusting nuts 26, the plurality of trays 25 are respectively arranged on a plurality of fulcrums, and the lower ends of the plurality of trays 25 are respectively in threaded connection with the plurality of supports 24 through the plurality of second adjusting nuts 26.
Preferably, the plurality of standoffs 24 are each connected to the top plate 22 by a pin 27.
In this embodiment, the height of the tray 25 can be adjusted by only rotating the second adjusting nut 26, so that the height of the power battery can be conveniently adjusted, the working efficiency is improved, and the safety of disassembling and assembling the power battery is ensured.
Preferably, the support assembly and the displacement mechanism are connected together, and the support assembly and the displacement mechanism are of an integral structure.
The foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the embodiments and the protection scope of the present invention.
The present invention has the following embodiments based on the above description:
in a further embodiment of the present invention, with continued reference to fig. 1 to 6, the power cell lifter further includes: a one-way throttle valve (not shown in the figure) is arranged in the bracket assembly 1, and the one-way throttle valve is connected with the hydraulic pump 2.
The ascending height of the power battery is uncertain, so that the ascending speed of the one-way throttle valve is not adjustable, the descending speed of the one-way throttle valve can be correspondingly adjusted according to the use habit of an operator or the lifting requirement, the waiting time of no-load descending after the battery is installed is reduced, and the assembly efficiency is improved.
In a further embodiment of the invention, the caster assembly comprises a plurality of universal casters 28, the universal casters 28 are fixedly connected with the lower end of the bracket assembly 1, the movement of the lifting machine is convenient, a pit or an anchor bolt is not needed to be installed, the lower end of the bracket assembly 1 is provided with a plurality of locking mechanisms 29, and the locking mechanisms 29 are respectively in limit fit with the universal casters 28.
Preferably, the casters 28 are all universal silent casters, which reduce noise.
Preferably, the hydraulic pump 2 is an electric hydraulic pump 211 or a pneumatic hydraulic pump 212, and the control device adopts two driving modes of electric control or pneumatic control; when the hydraulic pump 2 is the electric hydraulic pump 211, the control device includes an operation handle (not shown in the figure), and the operation of the hydraulic pump 2 is controlled by pressing an up button or a down button on the operation handle; when the hydraulic pump 2 is the pneumatic hydraulic pump 212, the operation of the hydraulic pump 2 is controlled by stepping on an intake side control switch of the pneumatic hydraulic pump 212.
In a further embodiment of the invention, the handles 30 are arranged at both ends of the bracket assembly 1, and the handles 30 are arranged so as to facilitate the pushing of the lifting machine.
Preferably, the curtain cloth 31 is arranged on two sides of the top plate assembly, the curtain cloth 31 plays a role of preventing a hand from being clamped, and the curtain cloth 31 which is pulled down can cover the first lifting mechanism which is lifted, so that visual obstruction or warning is formed.
The following illustrates the method of use of the present invention:
(1) Power battery mounting method
Step S1: locking the castor assembly by the locking mechanism 29 and placing the power battery on the pallet 25 by the forklift;
step S2: opening the locking mechanism 29, moving the lift equipped with the power battery to the lower part of the vehicle and locking the locking mechanism 29;
step S3: the control device drives the first oil cylinder assembly 4 to work, the lifting machine is lifted to a proper position, and the step S4 or the step S5 or the step S6 is executed;
step S4: the reversing valve 15 is rotated to control the second oil cylinder assembly 14 to obliquely lift the bracket assembly 1, and then the supporting assembly is adjusted to position the bracket assembly 1, so that the step S7 is executed;
step S5: through the rolling connection of the top plate 22 and the universal ball bearing 21, the top plate 22 is moved circumferentially to finely adjust the position of the power battery, and the step S7 is executed;
step S6: by rotating the second adjusting nut 26, the position of the tray 25 is adjusted, and step S7 is performed;
step S7: the locating pin of the power battery is aligned with the locating hole of the lower side of the vehicle, and the power battery is installed;
step S8: adjusting the one-way throttle valve to adjust the descent speed of the carriage assembly 1;
step S9: the first cylinder assembly 4 is driven by the control device to work, the lifter is lowered to the lowest position, the locking mechanism 29 is opened, and the lifter is moved out of the position below the vehicle.
(2) Power battery disassembling method
Step S10: moving the lifter to the lower part of the vehicle and locking the locking mechanism 29, and executing step S11 or step S12 or step S13;
step S11: step S14 is executed by rotating the reversing valve to adjust the position of the supporting component;
step S12: step S14 is performed by moving the top plate 22 circumferentially, moving the position of the top plate 22;
step S13: by rotating the second adjusting nut 26, the position of the tray 25 is adjusted, and step S14 is performed;
step S14: the pallet 25 holds the lower end of the power battery, removes the power battery from the vehicle, and lowers the lift to the lowest position after the power battery is removed.
Second embodiment:
fig. 7 is a schematic overall structure of a second embodiment of a power battery lifting machine and a method thereof according to the present invention, as shown in fig. 7, a main structure of the second embodiment is the same as that of the first embodiment, except that rubber pads 3 are disposed on a plurality of supporting points at the upper end of a support assembly, and a power battery is directly disposed on the rubber pads 3, so that the cost is reduced and the power battery can be protected.
According to the invention, the power battery is placed on the fulcrum, the hydraulic pump is controlled by the control device to work, the piston rod of the first oil cylinder assembly 4 is driven to stretch out and draw back, so that the lifting machine is driven to lift, and the requirement of the power battery for dismounting and using working conditions is met. The invention is safe and reliable, flexible in movement and convenient in operation, reduces the assembly time of the power battery of the new energy automobile, and improves the disassembly and assembly efficiency.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.

Claims (7)

1. A power cell lift comprising:
a bracket assembly;
the hydraulic pump is arranged on the bracket component;
the first lifting mechanism comprises a connecting rod assembly and a first oil cylinder assembly, the connecting rod assembly is arranged at the upper end of the bracket assembly, the connecting rod assembly comprises a base, a top seat, a first connecting rod group and a second connecting rod group, the middle part of the first connecting rod group is rotationally connected with the middle part of the second connecting rod group, a sliding groove is formed in the upper side of one end of the base, the lower end of the first connecting rod group is connected with a sliding block matched with the sliding groove, the sliding block is rotationally connected with the lower end of the first connecting rod group, the upper end of the first connecting rod group is rotationally connected with one end, far away from the sliding groove, of the top seat, the lower end of the second connecting rod group is rotationally connected with one end, close to the sliding groove, of the top seat, of the first connecting rod group is provided with a first supporting rod, the middle part of the second connecting rod group is provided with a second supporting rod, the first oil cylinder assembly is rotationally connected with the first supporting rod assembly, the upper end of the first connecting rod assembly is rotationally connected with a first supporting rod assembly, the first oil cylinder assembly is rotationally connected with the second supporting rod assembly, and the other end of the first supporting rod is rotationally connected with the first supporting rod assembly;
the support assembly is arranged on the top seat, and a plurality of supporting points are arranged at the upper end of the support assembly;
the control device is arranged on the side wall of the bracket assembly and is connected with the hydraulic pump;
the second lifting mechanism comprises a second oil cylinder assembly, a reversing valve and a supporting assembly, wherein the lower end of the base is provided with a lug assembly, the second oil cylinder assembly is connected with the hydraulic pump, the second oil cylinder assembly is arranged in the bracket assembly, a piston rod of the second oil cylinder assembly extends out of the upper end of the bracket assembly and is rotationally connected with the lug assembly, the other end of the second oil cylinder assembly is rotationally connected with the bracket assembly, the reversing valve is connected with the second oil cylinder assembly, the supporting assembly is arranged at the upper end of the bracket assembly, and the upper end of the supporting assembly is propped against the lower end of the base; the support assembly comprises a plurality of studs, a plurality of screws and a plurality of first adjusting nuts, wherein the studs are arranged at the upper end of the bracket assembly, the lower ends of the screws are respectively connected with the studs through the first adjusting nuts in a threaded manner, and the upper ends of the studs are propped against the base;
the tray assembly comprises a plurality of trays and a plurality of second adjusting nuts, the trays are respectively arranged on the fulcrums, and the lower ends of the trays are respectively connected with the supports through the second adjusting nuts in a threaded mode.
2. The power cell hoist of claim 1, further comprising:
the displacement mechanism comprises a top plate assembly and a sliding assembly;
the sliding assembly comprises a plurality of sliding seats and a plurality of universal ball bearings, the sliding seats are all arranged at the upper end of the top seat, and the universal ball bearings are movably arranged in the sliding seats respectively;
the top plate assembly comprises a top plate, the top plate is arranged above the sliding assembly, the bottom of the top plate is respectively in rolling connection with a plurality of universal ball bearings, a convex ring is downwards arranged on the periphery of the top plate, the inner periphery of the convex ring is matched with the outer Zhou Xianwei of the top seat, and a gap is formed between the inner periphery of the convex ring and the outer periphery of the top seat.
3. The power battery lifting machine according to claim 2, wherein the support assembly comprises a plurality of supports, the supports are all arranged on the top plate, a space is formed between every two adjacent supports, and a plurality of supporting points are respectively arranged on the upper sides of the supports.
4. The power cell hoist of claim 1, further comprising:
the one-way throttle valve is arranged in the bracket component and is connected with the hydraulic pump.
5. The power cell hoist of claim 4, further comprising: the trundle assembly comprises a plurality of universal trundles, the universal trundles are all fixedly connected with the lower end of the bracket assembly, a plurality of locking mechanisms are arranged at the lower end of the bracket assembly, and the locking mechanisms are respectively in limit fit with the universal trundles.
6. The power cell hoist of claim 4, characterized in that rubber pads are provided on each of the plurality of fulcrums.
7. A method of a power cell hoist comprising the power cell hoist of claim 5, the method comprising:
step S1: during the process of installing the power battery, locking the caster assembly through the locking mechanism, and placing the power battery on the tray through a forklift;
step S2: opening the locking mechanism, moving the lifter with the power battery to the lower part of the vehicle and locking the locking mechanism;
step S3: the control device drives the first oil cylinder assembly to work, the lifting machine is lifted to a proper position, and the step S4 or the step S5 or the step S6 is executed;
step S4: the reversing valve is rotated to control the second oil cylinder assembly to obliquely lift the bracket assembly, the supporting assembly is adjusted to position the bracket assembly, and step S7 is executed;
step S5: through rolling connection of the top plate and the universal ball bearing, the top plate is moved circumferentially, fine adjustment is carried out on the position of the power battery, and step S7 is executed;
step S6: step S7 is executed by rotating the second adjusting nut to adjust the position of the tray;
step S7: the positioning pin of the power battery is aligned with the positioning hole on the lower side of the vehicle, and the power battery is installed;
step S8: adjusting the one-way throttle valve to adjust a descent speed of the carriage assembly;
step S9: and the control device drives the first oil cylinder assembly to work, the lifter descends to the lowest position, the locking mechanism is opened, and the lifter is moved out of the lower part of the vehicle.
CN201810989137.2A 2018-08-28 2018-08-28 Power battery lifting machine and method thereof Active CN108910756B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111170198B (en) * 2020-01-17 2021-04-02 西安工业大学 Automobile machinery lifting device
CN113370836A (en) * 2021-07-20 2021-09-10 重庆峘能电动车科技有限公司 AGV robot and trade power station

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WO2014166511A1 (en) * 2013-04-10 2014-10-16 Christoph Mohr Lift table and conveyor system
CN104787010A (en) * 2015-04-13 2015-07-22 深圳精智机器有限公司 Lifting device and battery changing equipment
CN205603147U (en) * 2016-05-06 2016-09-28 珠海市千育机械有限公司 Machine of lifting is cut for a short time to ultra -thin ground concealed
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CN206088915U (en) * 2016-08-30 2017-04-12 广州市顺力机械有限公司 Ultra -thin big shear structure of machine lifts
CN107458986A (en) * 2017-09-01 2017-12-12 苏州臂之力工业设备有限公司 A kind of automatic unloading mechanism with lifting platform
CN206856685U (en) * 2017-05-31 2018-01-09 奥莱特汽车科技有限公司 It is a kind of can quick regulation lifting platform angle power battery of electric vehicle hoist vehicle
CN209442572U (en) * 2018-08-28 2019-09-27 南通巴兰仕机电有限公司 A kind of power battery lifting machine

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CN102180145A (en) * 2011-04-18 2011-09-14 北京邮电大学 Battery change system of portable electric car and change method thereof
WO2014166511A1 (en) * 2013-04-10 2014-10-16 Christoph Mohr Lift table and conveyor system
CN104787010A (en) * 2015-04-13 2015-07-22 深圳精智机器有限公司 Lifting device and battery changing equipment
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CN205603147U (en) * 2016-05-06 2016-09-28 珠海市千育机械有限公司 Machine of lifting is cut for a short time to ultra -thin ground concealed
CN206088915U (en) * 2016-08-30 2017-04-12 广州市顺力机械有限公司 Ultra -thin big shear structure of machine lifts
CN206856685U (en) * 2017-05-31 2018-01-09 奥莱特汽车科技有限公司 It is a kind of can quick regulation lifting platform angle power battery of electric vehicle hoist vehicle
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