CN112573429A - Vehicle-mounted lifting device - Google Patents
Vehicle-mounted lifting device Download PDFInfo
- Publication number
- CN112573429A CN112573429A CN202011231803.XA CN202011231803A CN112573429A CN 112573429 A CN112573429 A CN 112573429A CN 202011231803 A CN202011231803 A CN 202011231803A CN 112573429 A CN112573429 A CN 112573429A
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- Prior art keywords
- clutch
- bearing platform
- controller
- assembly
- controls
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0658—Multiple scissor linkages horizontally arranged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Abstract
The invention discloses a vehicle-mounted lifting device, which adopts a transmission mode that a motor drives a ball screw kinematic pair assembly and a fork frame assembly, has small installation space, can realize stroke amplification and high transmission efficiency, can realize rapid lifting of heavy load with long stroke under the limitation of smaller vehicle-mounted power and vehicle-mounted installation space, has stable movement, high positioning precision, convenient maintenance, no pollution, low precision requirement on guiding, convenient installation and debugging, avoids the phenomenon of deadlocking under an inclined state, can realize rapid and stable lifting of heavy load under the working condition of vehicle advancing or extreme inclination, and meets the requirement of upgrading and updating of the vehicle-mounted lifting device in a vehicle-mounted weapon system.
Description
Technical Field
The invention belongs to the technical field of vehicle-mounted equipment, and particularly relates to a vehicle-mounted lifting device.
Background
The vehicle-mounted lifting device is an important component in a vehicle-mounted weapon system of army. With the development of a vehicle-mounted weapon system, the heavy vehicle-mounted weapon can be quickly and stably lifted under the conditions of limited vehicle-mounted power and installation space, and the heavy vehicle-mounted weapon lifting device plays an extremely important role in improving the quick response capability and effectively striking enemies.
The conventional vehicle-mounted lifting device and the conventional vehicle-mounted lifting method mainly comprise two types, wherein one type is used for hydraulically driving the fork frame to lift, and the other type is used for electrically driving the ball screw kinematic pair or the trapezoidal screw kinematic pair to lift. The lifting method realized by adopting the hydraulic driving fork shearing frame has the advantages of large lifting force, high lifting speed, small installation space and capability of realizing stroke amplification; the device has the defects that the device is greatly influenced by the environment, particularly the sealing performance of an oil pump and a pipeline is poor under the low-temperature condition, oil leakage is easy to occur, the device cannot continuously maintain thrust, the load is reduced after the thrust is lifted in place, and adverse influence is easily caused on tasks; the device stability and the positioning accuracy are relatively poor, the maintenance is troublesome, the oil pollution is serious, and a manual operation mode is not provided. With the development of the vehicle-mounted weapon system towards the all-electric system, the method for realizing the lifting of the hydraulically-driven fork shearing frame is gradually eliminated by the light vehicle-mounted weapon system. The method for realizing lifting by adopting the electric driving ball screw kinematic pair or the trapezoidal screw kinematic pair has the advantages of stable movement, high positioning precision, convenient maintenance and no pollution; the device has the disadvantages that the installation space is large, the stroke amplification cannot be realized, the power required by realizing the rapid lifting under the conditions of heavy load and long stroke exceeds the vehicle-mounted power, and the rapid lifting of the heavy load and long stroke is not facilitated; the anti-overturning moment capacity is poor, higher guiding precision is needed, the high guiding precision causes the installation and debugging to be troublesome, the phenomenon of blocking easily occurs in an inclined state, the vehicle is not favorable for heavy load lifting under the working condition of vehicle advancing or extreme inclination, and the operation compatibility of a manual mode and an electric mode is poor.
Disclosure of Invention
In view of the above, the invention provides a vehicle-mounted lifting device, which can be suitable for realizing rapid and stable lifting of a long stroke for a heavy load under the limitation of small vehicle-mounted power and small vehicle-mounted installation space.
The invention provides a vehicle-mounted lifting device which comprises a motor 1, a speed reducer 2, a first clutch 3, a first gear 4, a second gear 5, a ball screw kinematic pair assembly 6, a ball screw self-locking device 7, a transfer shaft 8, a first scissor fork assembly 9, a second scissor fork assembly 10, a shell 11, a bearing platform 12, a base 16, a first guide rail assembly 18, a second guide rail assembly 19, a frame 20, a first limit switch 21, a second limit switch 22 and a controller 23, wherein the first gear is arranged on the motor 1;
the first clutch 3 controls the on-off of the motor 1; the motor 1 drives the speed reducer 2 to rotate, the transfer shaft 8 is driven to ascend or descend through the first clutch 3, the first gear 4, the second gear 5 and a transmission belt of the ball screw kinematic pair assembly 6, the first scissor rack assembly 9 and the second scissor rack assembly 10 are contracted or expanded through ascending or descending of the transfer shaft 8, and the bearing platform 12 is driven to ascend or descend through contraction or expansion; the bearing platform 12 is used for bearing load;
when the carrying platform 12 is lifted to a set position, the controller 23 controls the motor 1 to decelerate the carrying platform 12; when the carrying platform 12 reaches the lifting positioning position, the controller 23 controls the motor 1 to stop lifting the load after receiving a signal sent by the second limit switch 22; when the carrying platform 12 descends to a set position, the controller 23 controls the motor 1 to decelerate the carrying platform 12; when the carrying platform 12 reaches the descending location position, the controller 23 controls the motor 1 to stop finishing the descending of the load after receiving the signal sent by the first limit switch 21.
Further, the device also comprises a second clutch 13, a worm and gear kinematic pair assembly 14 and a hand wheel 15;
the second clutch 13 is in power-off attraction; a manual driving hand wheel 15 rotates to drive the worm and gear kinematic pair assembly 14 to rotate, the second clutch 13 and the ball screw kinematic pair assembly 6 are used for driving the transfer shaft 8 to ascend or descend, the ascending or descending of the transfer shaft 8 enables the first scissor rack assembly 9 and the second scissor rack assembly 10 to contract or expand, and the contraction or expansion drives the bearing platform 12 to ascend or descend; in the process of ascending or descending the bearing platform 12, when a mechanical limit block is triggered, the ascending and descending of the bearing platform 12 are completed.
Further, when the device is powered on, the controller 23 controls the carrying platform 12 to ascend in the following manner: the controller 23 controls the first clutch 3 to be closed and the second clutch 13 to be disconnected; the controller 23 drives the speed reducer 2 to rotate, the ball screw kinematic pair assembly 6 is driven to drive the transfer shaft 8 to ascend through the transmission of the first clutch 3, the first gear 4 and the second gear 5, so that the first scissors fork assembly 9 and the second scissors fork assembly 10 move upwards, when the bearing platform 12 ascends to a first set position, the controller 23 controls the bearing platform 12 to decelerate upwards to trigger the second limit switch 22, the second limit switch 22 sends a stop signal to the controller 23, and the controller 23 controls the device to power off to complete the ascending process.
Further, when the device is powered on, the controller 23 controls the carrying platform 12 to descend in the following manner: the controller 23 controls the first clutch 3 to be closed and the second clutch 13 to be disconnected; the controller 23 drives the speed reducer 2 to rotate, the ball screw kinematic pair assembly 6 is driven to drive the transfer shaft 8 to descend through the transmission of the first clutch 3, the first gear 4 and the second gear 5, the first scissor-fork assembly 9 and the second scissor-fork assembly 10 are made to move downwards, when the bearing platform 12 descends to a set position, the controller 23 controls the bearing platform 12 to decelerate to trigger the first limit switch 21, the first limit switch 21 sends a stop signal to the controller 23, and the controller 23 controls the device to power off to complete the descending process.
Further, when the device is powered off, the lifting mode of the carrying platform 12 is as follows: the first clutch 3 is disconnected, the second clutch 13 is sucked, the hand wheel 15 is driven to rotate manually to drive the worm and gear kinematic pair assembly 14 to rotate, the ball screw kinematic pair assembly 6 is driven by the second clutch 13 to drive the transfer shaft 8 to ascend, the first scissor fork assembly 9 and the second scissor fork assembly 10 move upwards, the bearing platform 12 ascends to the mechanical limiting block, and the ascending process is completed.
Further, when the device is powered off, the descending mode of the carrying platform 12 is as follows: the first clutch 3 is disconnected, the second clutch 13 is sucked, the hand wheel 15 is driven to rotate manually, the worm and gear kinematic pair assembly 14 is driven to rotate, the ball screw kinematic pair assembly 6 is driven to drive the transfer shaft 8 to descend through the second clutch 13, the first scissor fork assembly 9 and the second scissor fork assembly 10 move downwards, the bearing platform 12 descends to the mechanical limiting block, and the descending process is completed.
Has the advantages that:
1. according to the invention, by adopting a transmission mode that the motor drives the ball screw kinematic pair assembly and the fork frame assembly, the mounting space is small, stroke amplification can be realized, the transmission efficiency is high, rapid lifting of heavy load with long stroke can be realized under the limitation of smaller vehicle-mounted power and vehicle-mounted mounting space, the motion is stable, the positioning precision is high, the maintenance is convenient, no pollution is caused, the requirement on the guiding precision is low, the mounting and debugging are convenient, the phenomenon of deadlocking in an inclined state is avoided, rapid and stable lifting of heavy load under the working condition of vehicle advancing or extreme inclination can be realized, and the requirement of upgrading and updating of a vehicle-mounted lifting device in a vehicle-mounted weapon system is met.
2. The invention improves the reliability of the device by adopting the electric and manual operation modes simultaneously, and is suitable for the lifting of the vehicle-mounted weapon.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted lifting device provided by the invention.
The device comprises a motor 1, a speed reducer 2, a first clutch 3, a first gear 4, a second gear 5, a ball screw kinematic pair component 6, a ball screw self-locking device 7, a transfer shaft 8, a first scissor rack component 9, a second scissor rack component 10, a shell 11, a bearing platform 12, a second clutch 13, a worm and gear kinematic pair component 14, a hand wheel 15, a base 16, a load 17, a first guide rail component 18, a second guide rail component 19, a frame 20, a first limit switch 21, a second limit switch 22 and a controller 23.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The invention provides a vehicle-mounted lifting device, which comprises a motor 1, a speed reducer 2, a first clutch 3, a first gear 4, a second gear 5, a ball screw kinematic pair assembly 6, a ball screw self-locking device 7, a transfer shaft 8, a first scissor fork assembly 9, a second scissor fork assembly 10, a shell 11, a bearing platform 12, a base 16, a first guide rail assembly 18, a second guide rail assembly 19, a frame 20, a first limit switch 21, a second limit switch 22 and a controller 23, wherein the speed reducer is shown in figure 1.
The first clutch 3 controls the power on and off of the motor 1; the motor 1 drives the speed reducer 2 to rotate, the transfer shaft 8 is driven to ascend or descend through the first clutch 3, the first gear 4, the second gear 5 and a transmission belt of the ball screw kinematic pair assembly 6, the first scissor fork assembly 9 and the second scissor fork assembly 10 are contracted or expanded through ascending or descending of the transfer shaft 8, and the bearing platform 12 is driven to ascend or descend through contraction or expansion; the bearing platform 12 is used for bearing loads;
when the carrying platform 12 is lifted to a set position, the controller 23 controls the motor 1 to decelerate the carrying platform 12; when the bearing platform 12 reaches the lifting positioning position, the controller 23 controls the motor 1 to stop completing the lifting of the load after receiving the signal sent by the second limit switch 22; when the carrying platform 12 descends to a set position, the controller 23 controls the motor 1 to decelerate the carrying platform 12; when the carrying platform 12 reaches the descending location position, the controller 23 controls the motor 1 to stop finishing the descending of the load after receiving the signal sent by the first limit switch 21.
To enhance the reliability and usability of the device, the present invention may also add a manual drive system. The invention provides a vehicle-mounted lifting device which comprises a motor 1, a speed reducer 2, a first clutch 3, a first gear 4, a second gear 5, a ball screw kinematic pair assembly 6, a ball screw self-locking device 7, a transfer shaft 8, a first shear fork assembly 9, a second shear fork assembly 10, a shell 11, a bearing platform 12, a second clutch 13, a worm and gear kinematic pair assembly 14, a hand wheel 15, a base 16, a load 17, a first guide rail assembly 18, a second guide rail assembly 19, a frame 20, a first limit switch 21, a second limit switch 22 and a controller 23. The motor 1 is connected with the speed reducer 2; the speed reducer 2 is connected with the first clutch 3; the first clutch 3 is connected with the first gear 4; the first gear 4 is meshed with the second gear 5, and the second gear 5 is connected with the ball screw kinematic pair assembly 6; the ball screw kinematic pair assembly 6 is arranged in the shell 11, the ball screw self-locking device 7 is arranged at the top, and the bottom is connected with the worm gear kinematic pair 14; the worm gear kinematic pair 14 is connected with a hand wheel 15; the ball screw kinematic pair assembly 6 is connected with a first scissor rack assembly 9 and a second scissor rack assembly 10 through a transfer shaft 8, a bearing platform 12 is arranged at the top of the first scissor rack assembly 9 and the second scissor rack assembly 10, and the bottom of the first scissor rack assembly 9 and the bottom of the second scissor rack assembly 10 are connected with a base 16; the load-bearing platform 12 is provided with a load 17 at the top part, and the side part is connected with a frame 20 through a first guide rail assembly 18 and a second guide rail assembly 19; a first limit switch 21 is arranged at the initial position in the frame 20, and a second limit switch 22 is arranged at the in-place position; the controller 23 is connected to the motor 1, the first clutch 3, the second clutch 13, the first limit switch 21, and the second limit switch 22 via electric wires.
The method for realizing lifting of the vehicle-mounted lifting device comprises the following steps:
the device 1 is electrified, the controller controls the first clutch to be electrified and closed, and the second clutch is electrified and closed; the controller controls the motor to work, drives the speed reducer to rotate, drives the ball screw in the ball screw kinematic pair assembly to rotate through transmission of the first clutch, the first gear and the second gear, drives the ball screw nut in the ball screw kinematic pair assembly to move upwards, so as to drive the transfer shaft to ascend, enables the first scissor fork assembly and the second scissor fork assembly to contract from two sides to the middle and move upwards, enables the bearing platform and the load to ascend, controls the motor to decelerate to perform electric buffering when reaching a set position, enables the bearing platform and the load to decelerate upwards, triggers the second limit switch when reaching a position in which the bearing platform and the load ascend, and feeds a signal back to the controller, controls the motor to stop working, cuts off the power of the device, and completes the ascending work of the lifting device in an electric mode;
2, electrifying the device, controlling the first clutch to be electrified and closed by the controller, and electrifying the second clutch to be disconnected; the controller controls the motor to work, drives the speed reducer to rotate, drives the ball screw in the ball screw kinematic pair assembly to rotate through transmission of the first clutch, the first gear and the second gear, drives the ball screw nut in the ball screw kinematic pair assembly to move downwards, so as to drive the transfer shaft to descend, and enables the first scissor rack assembly and the second scissor rack assembly to expand from the middle to two sides and move downwards, so that the bearing platform and the load descend;
the device is powered off, the first clutch is powered off and disconnected, the second clutch is powered off and closed, the hand-operated driving hand wheel rotates to drive the worm gear kinematic pair assembly to rotate, the ball screw in the ball screw kinematic pair assembly is driven to rotate through the second clutch, and the ball screw nut in the ball screw kinematic pair assembly is driven to move upwards, so that the transfer shaft is driven to ascend, the first scissor rack assembly and the second scissor rack assembly contract from two sides to the middle and move upwards, the bearing platform and the load ascend, when the bearing platform reaches the ascending position, the mechanical limiting block which ascends the position is triggered to stop working, and the ascending work of the lifting device under the manual mode is completed;
and 4, powering off the device, powering off and disconnecting the first clutch, powering off and attracting the second clutch, rotating a manual driving hand wheel, driving the worm and gear kinematic pair assembly to rotate, driving the ball screw in the ball screw kinematic pair assembly to rotate through the second clutch, and driving the ball screw nut in the ball screw kinematic pair assembly to move downwards, so as to drive the transfer shaft to descend, so that the first scissor rack assembly and the second scissor rack assembly expand from the middle to two sides and move downwards, so that the bearing platform and the load descend, when reaching the descending position, triggering a mechanical limiting block descending the position in place, stopping working, and finishing the descending work of the lifting device in the manual mode.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A vehicle-mounted lifting device is characterized by comprising a motor (1), a speed reducer (2), a first clutch (3), a first gear (4), a second gear (5), a ball screw kinematic pair assembly (6), a ball screw self-locking device (7), a transfer shaft (8), a first scissor rack assembly (9), a second scissor rack assembly (10), a shell (11), a bearing platform (12), a base (16), a first guide rail assembly (18), a second guide rail assembly (19), a frame (20), a first limit switch (21), a second limit switch (22) and a controller (23);
the first clutch (3) controls the power on and off of the motor (1); the motor (1) drives the speed reducer (2) to rotate, the transfer shaft (8) is driven to ascend or descend through the first clutch (3), the first gear (4), the second gear (5) and a transmission belt of the ball screw kinematic pair assembly (6), the first scissor fork assembly (9) and the second scissor fork assembly (10) are contracted or expanded due to ascending or descending of the transfer shaft (8), and the bearing platform (12) is driven to ascend or descend due to contraction or expansion; the bearing platform (12) is used for bearing load;
when the bearing platform (12) is lifted to a set position, the controller (23) controls the motor (1) to decelerate the bearing platform (12); when the bearing platform (12) reaches a lifting positioning position, the controller (23) controls the motor (1) to stop completing lifting of the load after receiving a signal sent by the second limit switch (22); when the bearing platform (12) descends to a set position, the controller (23) controls the motor (1) to decelerate the bearing platform (12); when the bearing platform (12) reaches the descending positioning position, the controller (23) controls the motor (1) to stop finishing the descending of the load after receiving the signal sent by the first limit switch (21).
2. The device according to claim 1, characterized in that it further comprises a second clutch (13), a worm-and-gear kinematic pair assembly (14) and a hand wheel (15);
the second clutch (13) is in power-off attraction; a manual driving hand wheel (15) rotates to drive the worm and gear kinematic pair assembly (14) to rotate, the transfer shaft (8) is driven to ascend or descend through the transmission of a second clutch (13) and the ball screw kinematic pair assembly (6), the ascending or descending of the transfer shaft (8) enables the first scissor rack assembly (9) and the second scissor rack assembly (10) to contract or expand, and the contraction or expansion drives the bearing platform (12) to ascend or descend; when a mechanical limiting block is triggered in the ascending or descending process of the bearing platform (12), the ascending and descending of the bearing platform (12) are completed.
3. The device according to claim 1, characterized in that the controller (23) controls the lifting of the load-bearing platform (12) when the device is powered in such a way that: the controller (23) controls the first clutch (3) to be closed and the second clutch (13) to be disconnected; the controller (23) drives the speed reducer (2) to rotate, the ball screw kinematic pair assembly (6) is driven to drive the transfer shaft (8) to ascend through the transmission of the first clutch (3), the first gear (4) and the second gear (5), so that the first scissor rack assembly (9) and the second scissor rack assembly (10) move upwards, when the bearing platform (12) ascends to a first set position, the controller (23) controls the bearing platform (12) to decelerate upwards to trigger the second limit switch (22), the second limit switch (22) sends a stop signal to the controller (23), and the controller (23) controls the device to be powered off to finish the ascending process.
4. The apparatus according to claim 1, wherein the controller (23) controls the lowering of the load-bearing platform (12) when the apparatus is powered on in such a way that: the controller (23) controls the first clutch (3) to be closed and the second clutch (13) to be disconnected; the controller (23) drives the speed reducer (2) to rotate, the ball screw kinematic pair assembly (6) is driven to drive the transfer shaft (8) to descend and enable the first scissor rack assembly (9) and the second scissor rack assembly (10) to move downwards through transmission of the first clutch (3), the first gear (4) and the second gear (5), the bearing platform (12) is made to descend to a set position, the controller (23) controls the bearing platform (12) to decelerate to trigger the first limit switch (21), the first limit switch (21) sends a stop signal to the controller (23), and the controller (23) controls the device to be powered off and completes the descending process.
5. The device according to claim 2, characterized in that the lifting of the carrying platform (12) when the device is de-energized is such that: the first clutch (3) is disconnected, the second clutch (13) is sucked, the hand-operated driving hand wheel (15) rotates to drive the worm gear kinematic pair component (14) to rotate, the ball screw kinematic pair component (6) is driven to drive the transfer shaft (8) to ascend through the second clutch (13), the first scissor rack component (9) and the second scissor rack component (10) move upwards, the bearing platform (12) ascends to the mechanical limiting block, and the ascending process is completed.
6. The device according to claim 2, characterized in that the lowering of the carrying platform (12) when the device is de-energized is in the following way: the first clutch (3) is disconnected, the second clutch (13) is sucked, the hand-operated driving hand wheel (15) rotates to drive the worm gear kinematic pair component (14) to rotate, the ball screw kinematic pair component (6) is driven to drive the transfer shaft (8) to descend through the second clutch (13), the first scissor rack component (9) and the second scissor rack component (10) move downwards, the bearing platform (12) descends to the mechanical limiting block, and the descending process is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231803.XA CN112573429A (en) | 2020-11-06 | 2020-11-06 | Vehicle-mounted lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231803.XA CN112573429A (en) | 2020-11-06 | 2020-11-06 | Vehicle-mounted lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112573429A true CN112573429A (en) | 2021-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231803.XA Pending CN112573429A (en) | 2020-11-06 | 2020-11-06 | Vehicle-mounted lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112573429A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06247693A (en) * | 1993-01-15 | 1994-09-06 | Dewert Antriebs & Systemtechnik Gmbh & Co Kg | Lifting device |
| CN201753246U (en) * | 2010-06-06 | 2011-03-02 | 赵洪涛 | Shear fork type self-raising lift platform |
| CN102633207A (en) * | 2012-04-25 | 2012-08-15 | 武汉理工大学 | Domestic multi-functional lifting platform |
| CN103027536A (en) * | 2012-12-24 | 2013-04-10 | 珠海亿能电力科技有限公司 | Electric switching trolley storage device capable of switching drive manually and automatically |
| CN205668916U (en) * | 2016-06-06 | 2016-11-02 | 国网河南省电力公司周口供电公司 | A kind of altitude chamber ventilation blower handling Special lifting platform |
| CN109052221A (en) * | 2018-09-18 | 2018-12-21 | 林兵兵 | A kind of stilt formula elevating device |
-
2020
- 2020-11-06 CN CN202011231803.XA patent/CN112573429A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06247693A (en) * | 1993-01-15 | 1994-09-06 | Dewert Antriebs & Systemtechnik Gmbh & Co Kg | Lifting device |
| CN201753246U (en) * | 2010-06-06 | 2011-03-02 | 赵洪涛 | Shear fork type self-raising lift platform |
| CN102633207A (en) * | 2012-04-25 | 2012-08-15 | 武汉理工大学 | Domestic multi-functional lifting platform |
| CN103027536A (en) * | 2012-12-24 | 2013-04-10 | 珠海亿能电力科技有限公司 | Electric switching trolley storage device capable of switching drive manually and automatically |
| CN205668916U (en) * | 2016-06-06 | 2016-11-02 | 国网河南省电力公司周口供电公司 | A kind of altitude chamber ventilation blower handling Special lifting platform |
| CN109052221A (en) * | 2018-09-18 | 2018-12-21 | 林兵兵 | A kind of stilt formula elevating device |
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Application publication date: 20210330 |
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