CN113548602A - Stable high-load lifting system and device - Google Patents

Stable high-load lifting system and device Download PDF

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Publication number
CN113548602A
CN113548602A CN202010330183.9A CN202010330183A CN113548602A CN 113548602 A CN113548602 A CN 113548602A CN 202010330183 A CN202010330183 A CN 202010330183A CN 113548602 A CN113548602 A CN 113548602A
Authority
CN
China
Prior art keywords
lifting
support
lifting support
main body
body frame
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.)
Pending
Application number
CN202010330183.9A
Other languages
Chinese (zh)
Inventor
胡雨辰
叶军晨
顾怡
邓杨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Dajie Robot Technology Co ltd
Original Assignee
Shanghai Dajie Robot Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Dajie Robot Technology Co ltd filed Critical Shanghai Dajie Robot Technology Co ltd
Priority to CN202010330183.9A priority Critical patent/CN113548602A/en
Publication of CN113548602A publication Critical patent/CN113548602A/en
Pending legal-status Critical Current

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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
    • B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
    • 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
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • 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
    • B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
    • F16B1/02—Means for securing elements of mechanisms after operation
    • F16B1/04—Means for securing elements of mechanisms after operation disengaged by movement of the actuating member of the element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
    • F16B2200/91—Use of a pneumatic action

Abstract

The invention provides a stable high-load lifting system, which comprises a lifting driving mechanism, a main body frame, a lifting support, an operation platform, a rigid fixing mechanism and a PLC (programmable logic controller) control cabinet, wherein the operation platform is fixed at the top of the lifting support; when the lifting driving mechanism moves, the rigid fixing mechanism and the inner side of the main body frame keep a gap in a separated state; the rigid securing mechanism is a driving locking device. The invention switches the contact modes in different states through the driving locking device, and ensures that enough pretightening force can not shake under the action of external force under rigid contact. Under the rated condition, the offset of the tail end is always kept within +/-1 mm, and the stability of the system is always ensured.

Description

Stable high-load lifting system and device
Technical Field
The invention relates to the technical field of automatic lifting platforms during aloft work.
Background
The survey on the existing lifting platforms in the market discovers that most aerial work platforms are in flexible contact with all mechanisms of the whole lifting system no matter in a scissor fork structure, a sleeve cylinder structure or a crank arm structure, so that the lifting platforms greatly shake under the working state due to the gravity center offset of end loads or under the action of external force, and the precision and the stability of the lifting platforms are reduced.
Along with the promotion of the high altitude construction degree of difficulty, current lift platform stability and precision on the market have been unable to satisfy current market demand, and urgent need a section can have high stability, high accuracy, the high liftable platform of load.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a lifting system which can adapt to high-altitude operation and has good stability.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a stable high-load lifting system comprises a lifting driving mechanism, a main body frame, a lifting support, an operation platform, a rigid fixing mechanism and a PLC (programmable logic controller) control cabinet, wherein the operation platform is fixed at the top of the lifting support, the lifting support is arranged in the main body frame and slides up and down under the driving of the lifting driving mechanism, the rigid fixing mechanism is fixed at the outer side of the lower part of the lifting support, and when the lifting driving mechanism stops moving, the rigid fixing mechanism is connected with the inner side of the main body frame through an abutting surface with an external acting force so as to keep the connection stability between the main body frame and the lifting support; when the lifting driving mechanism moves, the rigid fixing mechanism and the inner side of the main body frame keep a gap in a separated state; the rigid fixing mechanism is a driving locking device, and the PLC control cabinet is used for controlling the work of the lifting driving mechanism and the rigid fixing mechanism.
The lifting driving mechanism can be an electric cylinder, an air cylinder, a hydraulic cylinder and other mechanisms with stretching and jacking capabilities, and the electric cylinder is preferably selected. If the electric lifting push rod is arranged in the main body frame, the push rod moving head is fixedly connected with the operation platform to control the up-and-down motion state of the operation platform, namely, the height of the lifting support is adjusted.
The main body frame can be a square frame, a triangular frame or a circular frame and the like, and is suitable for application fields and requirements of specific operation, so that the reliability and the stability of the bottom of the whole system are ensured.
The lifting support can be one section or multiple sections, and can be called as a first lifting support, a second lifting support, a third lifting support and the like from bottom to top or from outside to inside in sequence. The outer side wall of each section of lifting support is provided with a support guide rail, except the lifting support at the top, the inner side wall of each section of lifting support is provided with a support sliding block, and the support sliding block on the outer layer lifting support is arranged in a support guide rail sliding groove of the adjacent inner layer lifting support. Namely, the lifting support with the smaller frame size is matched with the support sliding block arranged on the side wall of the lifting support with the larger frame size through the support guide rail arranged on the side wall of the support, and so on, the relatively small lifting support can slide up and down in the adjacent peripheral lifting support. All the lifting brackets have the same shape and are consistent with the inner shape of the main body frame.
The operation platform is arranged at the top end of the lifting support at the uppermost layer, and the shape of the operation platform is matched with the lifting support for supporting the operation platform.
The rigid fixing mechanism is a driving locking device, such as a cylinder assembly, and is distributed circumferentially or arranged on the diagonal of the lifting support and outwards at an angle of 45 degrees. The air cylinder assembly comprises a telescopic air cylinder, a fixing piece and a buckle, the buckle is arranged on the telescopic air cylinder head, and the fixing piece is arranged on the lifting support and used for fixing the telescopic air cylinder at the diagonal position of the outer side of the bottom of the lifting support. Setting the stroke of the telescopic cylinder to L1The gap between the main body frame and the lifting support or the gap distance between the adjacent lifting supports is L2Then L is required1> L2. When the telescopic cylinder is extended, the lock catch fixed on the telescopic cylinder is ensured to be connected with the pillar or the adjacent periphery on the main body frameThe support columns on the lifting support are contacted with outward tightening pressure, namely, rigid contact is formed.
A stable high-load lifting device comprises a main body frame, a linear guide rail slide block, a lifting support, a cylinder assembly, a lifting driving mechanism, an operation platform and a PLC (programmable logic controller) control cabinet, wherein the operation platform is fixed at the top end of the lifting support; the lifting support comprises a vertical supporting rod and a transverse supporting rod; the linear guide rail sliding blocks are respectively arranged on the side wall of each surface of the main body frame; the side wall of the lifting bracket is provided with a vertical guide rail matched with the linear guide rail sliding block, and the linear guide rail sliding block is arranged in a sliding groove of the vertical guide rail; the cylinder assembly comprises a telescopic cylinder, a fixing piece and a buckle, the buckle is arranged at the tail end of the telescopic cylinder, and the fixing piece is arranged on the lifting support and is used for fixing the telescopic cylinder at the diagonal position outside the bottom of the lifting support; the lifting driving mechanism is a motor-driven height adjusting mechanism and is fixed in the main body frame for adjusting the height of the lifting support; and the PLC control cabinet is used for controlling the work of the motor and the air cylinder.
Further, the cylinder components are circumferentially distributed and installed on the diagonal line of the main body frame and outwards form an angle of 45 degrees.
Furthermore, the lifting support is provided with a plurality of lifting supports which are arranged according to the height requirement of high-altitude operation. And each lifting support is provided with a support guide rail and a cylinder assembly, and the lifting supports are sequentially sleeved in the outer support guide rail according to the sizes of the lifting supports.
The invention has the beneficial effects that:
1. the invention switches the contact modes in different states through the driving locking device, ensures enough pretightening force under rigid contact and cannot shake under the action of external force. Under the rated condition, the offset of the tail end can be always kept within +/-1 mm, and the stability of the system is always ensured.
2. The invention can switch the flexible contact between each mechanism into rigid contact between the motion state and the working state, thereby ensuring the independence of the lifting system in different states.
3. The lifting support can adapt to various different operation requirements by changing the number of the sections of the lifting support or the height of each section of the lifting support.
4. The lifting system of the invention can be produced in a standardized way, can be independently and combinatively installed and applied when in use, has better performance than the prior heavy lifting operation device, and has good production and industrial use adaptability and low cost.
The following description of embodiments of the invention is provided with reference to the accompanying drawings:
drawings
Fig. 1 is a schematic structural view of a high-load lifting device of a section of lifting bracket according to an embodiment of the present disclosure.
Fig. 2 is a top view of a high-load lifting device of a section of lifting bracket provided in the patent embodiment.
Fig. 3 is a partial top view of a high-load lifting device provided in the patent embodiment in a lifting motion state.
Fig. 4 is a partial top view of a high load lifting device in a static state according to the embodiment of the patent.
Fig. 5 is an enlarged schematic view of the cylinder assembly.
Fig. 6 is a schematic structural view of a high-load lifting device of two sections of lifting brackets according to an embodiment of the present disclosure.
Fig. 7 is a partial enlarged structural reference diagram of a high-load lifting device in a static state according to the embodiment of the patent.
Detailed Description
The specific embodiments described herein are merely illustrative of the principles of this patent and are not intended to limit the scope of the disclosure. It should be noted that, for convenience of description, only some structures related to the technical solution of the present disclosure are shown in the drawings, not all structures.
Before discussing exemplary embodiments in greater detail, it should be noted that the structures of the device components and/or the modules themselves mentioned in the embodiments, if not specified in detail, are those that can be understood or commercially available to those skilled in the art in light of the present disclosure.
The stable high-load lifting system provided by the embodiment comprises a lifting driving mechanism, a main body frame, a lifting support, an operation platform, a rigid fixing mechanism and a PLC (programmable logic controller) control cabinet, wherein the operation platform is fixed at the top of the lifting support, the lifting support is arranged in the main body frame and slides up and down under the driving of the lifting driving mechanism, the rigid fixing mechanism is fixed at the outer side of the lower part of the lifting support, and when the lifting driving mechanism stops moving, the rigid fixing mechanism is connected with the inner side of the main body frame through an abutting surface with an external acting force, so that the connection stability between the main body frame and the lifting support is maintained; when the lifting driving mechanism moves, the rigid fixing mechanism and the inner side of the main body frame keep a gap in a separated state; the rigid fixing mechanism is a driving locking device, and the PLC control cabinet is used for controlling the work of the lifting driving mechanism and the rigid fixing mechanism.
The lifting driving mechanism can be an electric cylinder, an air cylinder, a hydraulic cylinder and other mechanisms with stretching and jacking capabilities, and the electric cylinder is preferably selected. If the electric lifting push rod is arranged in the main body frame, the push rod moving head is fixedly connected with the operation platform to control the up-and-down motion state of the operation platform, namely, the height of the lifting support is adjusted.
The main body frame can be a square frame, a triangular frame or a circular frame and the like, and is suitable for application fields and requirements of specific operation, so that the reliability and the stability of the bottom of the whole system are ensured.
The lifting support can be one section or multiple sections, and can be called as a first lifting support, a second lifting support, a third lifting support and the like from bottom to top or from outside to inside in sequence. The outer side wall of each section of lifting support is provided with a support guide rail, except the lifting support at the top, the inner side wall of each section of lifting support is provided with a support sliding block, and the support sliding block on the outer layer lifting support is arranged in a support guide rail sliding groove of the adjacent inner layer lifting support. Namely, the lifting support with small frame size is in contact connection with the support sliding block arranged on the side wall of the lifting support with large frame size in a matching manner through the support guide rail arranged on the side wall of the support, and so on, and the relatively small lifting support can slide up and down in the adjacent peripheral lifting support. All the lifting brackets have the same shape and are consistent with the inner shape of the main body frame.
The operation platform is arranged at the top end of the lifting support at the uppermost layer, and the shape of the operation platform is matched with the lifting support for supporting the operation platform.
The rigid fixing mechanism is a driving locking device, such as a cylinder assembly, and is distributed circumferentially or arranged on the diagonal of the lifting support and outwards at an angle of 45 degrees. The air cylinder assembly comprises a telescopic air cylinder, a fixing piece and a buckle, the buckle is arranged on the telescopic air cylinder head, and the fixing piece is arranged on the lifting support and used for fixing the telescopic air cylinder at the diagonal position of the outer side of the bottom of the lifting support. Setting the stroke of the telescopic cylinder to L1The gap between the main body frame and the lifting support or the gap distance between the adjacent lifting supports is L2Then L is required1>L2. When the telescopic cylinder extends out, the lock catch fixed on the telescopic cylinder is contacted with the support column on the main body frame or the support column on the adjacent peripheral lifting support, and outward tightening pressure is exerted, namely rigid contact is formed.
As shown in fig. 1 to 7, the stable high-load lifting device provided in this embodiment includes a main body frame 1, a linear guide rail slider 2, a lifting bracket 3, a cylinder assembly 4, a lifting driving mechanism 5, a working platform 6 and a PLC control cabinet, where the working platform 6 is fixed at the top end of the lifting bracket 3; the lifting bracket 3 comprises a vertical supporting rod 301 and a transverse supporting rod 302; the linear guide rail sliding blocks 2 are respectively arranged on each side wall of the main body frame 1; a vertical guide rail 303 matched with the linear guide rail sliding block 2 is arranged on the side wall of the lifting support 3, and the linear guide rail sliding block 2 is arranged in a sliding groove of the vertical guide rail 303; the cylinder assembly 4 comprises a telescopic cylinder 401, a fixing piece 402 and a buckle 403, the buckle 403 is arranged at the tail end of the telescopic cylinder head 401, and the fixing piece 402 is arranged on the lifting support 3 and used for fixing the telescopic cylinder 401 at the diagonal position outside the bottom of the lifting support 3; the lifting driving mechanism 5 is a motor-driven height adjusting mechanism, comprises a motor and a push rod, and is fixed in the main body frame 1 for adjusting the height of the lifting support 3; the PLC control cabinet is electrically or signal-connected with the motor and the cylinder and is used for controlling the work of the motor and the cylinder; the cylinder components 4 are circumferentially distributed and arranged on the diagonal line of the main body frame and are outward at an angle of 45 degrees.
As shown in fig. 6, there may be a plurality of lifting brackets 3, which are arranged according to the height requirement of the high-altitude operation. Each lifting support is provided with a support guide rail and a support air cylinder assembly, and the lifting supports are sequentially sleeved in the outer support guide rail according to the sizes of the lifting supports.
The working principle of the stable high-load lifting system or device of the embodiment is as follows:
1. when the lifting system is in a motion state (dynamic state), the four cylinder assemblies are simultaneously in a fully retracted state, and the distance from the nylon clamping piece to the main structure frame is L2> 0, and L1＞L2And flexible contact is formed between the main body frame and the lifting support or between different lifting supports through the guide rail assembly, so that the independence of each section of frame is ensured, and the lifting support and the operation platform can complete lifting motion under the driving of the lifting push rod.
2. When the lifting system is in a working state (static state), the four cylinder assemblies are simultaneously in an extending state, the nylon clamping pieces are in surface contact with the main body frame or the outer layer lifting support, an outward acting force is generated on the main body frame or the outer layer lifting support under the action of the cylinders, under the action of the acting force and the reacting force, the inner layer frame and the outer layer frame are changed into rigid contact from flexible contact, independence between sections is eliminated, and the whole lifting system forms a whole.
3. Because the power source of the air cylinder component is air and the stroke L of the air cylinder1Greater than L2Therefore, when the lifting system is in rigid contact, the gas in the cylinder is compressed, so that sufficient pretightening force is generated, and the lifting system can still keep sufficient rigidity under the action of external force, so that the stability and the precision of the lifting system are improved.
While the preferred embodiments of the invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (10)

1. A stable high-load lifting system comprises a lifting driving mechanism, a main body frame, a lifting support, an operation platform, a rigid fixing mechanism and a PLC (programmable logic controller) control cabinet, wherein the operation platform is fixed at the top of the lifting support, the lifting support is arranged in the main body frame and slides up and down under the driving of the lifting driving mechanism, the rigid fixing mechanism is fixed at the outer side of the lower part of the lifting support, and when the lifting driving mechanism stops moving, the rigid fixing mechanism is connected with the inner side of the main body frame through an abutting surface with an external acting force so as to keep the connection stability between the main body frame and the lifting support; when the lifting driving mechanism moves, the rigid fixing mechanism and the inner side of the main body frame keep a gap in a separated state; the rigid fixing mechanism is a driving locking device, and the PLC control cabinet is used for controlling the work of the lifting driving mechanism and the rigid fixing mechanism.
2. The stable, high load lifting system of claim 1, wherein: the lifting driving mechanism is an electric cylinder, an air cylinder or a hydraulic cylinder and the like with stretching and jacking capabilities.
3. The stable, high load lifting system of claim 1, wherein: the lifting support is one or more sections, and the lifting support with the relatively small frame size slides up and down in the adjacent peripheral lifting support.
4. A stable high load lifting system as claimed in claim 3, wherein: the outer side wall of each section of lifting support is provided with a support guide rail, except the lifting support at the top, the inner side wall of each section of lifting support is provided with a support sliding block, and the support sliding block on the outer layer lifting support is arranged in a support guide rail sliding groove of the adjacent inner layer lifting support.
5. The stable, high load lifting system of claim 1, wherein: the rigid fixing mechanism is a driving locking device which is distributed in a circumference way or is arranged on the diagonal line of the lifting bracket and is outward at an angle of 45 degrees.
6. The stable, high load lifting system of claim 1, wherein: the rigid fixing mechanism is an air cylinder assembly and comprises a telescopic air cylinder, a fixing piece and a buckle, the buckle is arranged on the telescopic air cylinder head, and the fixing piece is arranged on the lifting support and used for fixing the telescopic air cylinder on the diagonal position of the outer side of the bottom of the lifting support.
7. A stable high-load lifting device comprises a main body frame (1), a linear guide rail slide block (2), a lifting support (3), a cylinder assembly (4), a lifting driving mechanism (5), an operation platform (6) and a PLC control cabinet, wherein the operation platform (6) is fixed at the top end of the lifting support (3); the lifting support (3) comprises a vertical support rod (301) and a transverse support rod (302); the linear guide rail sliding blocks (2) are respectively arranged on each side wall of the main body frame (1); a vertical guide rail (303) matched with the linear guide rail sliding block (2) is arranged on the side wall of the lifting support (3), and the linear guide rail sliding block (2) is arranged in a sliding groove of the vertical guide rail (303); the air cylinder assembly (4) comprises a telescopic air cylinder (401), a fixing piece (402) and a buckle (403), the buckle (403) is arranged at the tail end of the telescopic air cylinder (401), and the fixing piece (402) is arranged on the lifting support (3) and is used for fixing the telescopic air cylinder (401) at the diagonal position outside the bottom of the lifting support (3); the lifting driving mechanism (5) is a motor-driven height adjusting mechanism and is fixed in the main body frame (1) for adjusting the height of the lifting support (3); and the PLC control cabinet is used for controlling the work of the motor and the air cylinder.
8. The stable high load lifting device of claim 7, wherein: the cylinder components (4) are circumferentially distributed and installed on the diagonal line of the main body frame and are outward at an angle of 45 degrees.
9. The stable high load lifting device of claim 7, wherein: the lifting brackets (3) are multiple and are arranged according to the height requirement of high-altitude operation; and each lifting support is provided with a support guide rail and a cylinder assembly, and the lifting supports are sequentially sleeved in the outer support guide rail according to the sizes of the lifting supports.
10. The stable high load lifting device of claim 7, wherein: the main body frame is a square frame, a triangular frame or a round frame, the operation platform is arranged at the top end of the lifting support at the uppermost layer, and the shape of the operation platform is matched with the lifting support for supporting the operation platform.
CN202010330183.9A 2020-04-24 2020-04-24 Stable high-load lifting system and device Pending CN113548602A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010330183.9A CN113548602A (en) 2020-04-24 2020-04-24 Stable high-load lifting system and device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010330183.9A CN113548602A (en) 2020-04-24 2020-04-24 Stable high-load lifting system and device

Publications (1)

Publication Number Publication Date
CN113548602A true CN113548602A (en) 2021-10-26

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Application Number Title Priority Date Filing Date
CN202010330183.9A Pending CN113548602A (en) 2020-04-24 2020-04-24 Stable high-load lifting system and device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115231470A (en) * 2022-06-24 2022-10-25 甘肃省建设投资(控股)集团有限公司 Jacking device and jacking method for mounting standard knot of secondary reflection tower
CN115674176A (en) * 2022-11-16 2023-02-03 哈尔滨工程大学 Vertical lifting mechanism for full-automatic grabbing manipulator and manipulator
CN116352690A (en) * 2023-06-01 2023-06-30 沈阳芯达科技有限公司 Vertical travel range extending mechanism based on atmospheric manipulator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115231470A (en) * 2022-06-24 2022-10-25 甘肃省建设投资(控股)集团有限公司 Jacking device and jacking method for mounting standard knot of secondary reflection tower
CN115231470B (en) * 2022-06-24 2023-08-01 甘肃省建设投资(控股)集团有限公司 Jacking device and jacking method for installing standard section of secondary reflection tower
CN115674176A (en) * 2022-11-16 2023-02-03 哈尔滨工程大学 Vertical lifting mechanism for full-automatic grabbing manipulator and manipulator
CN116352690A (en) * 2023-06-01 2023-06-30 沈阳芯达科技有限公司 Vertical travel range extending mechanism based on atmospheric manipulator
CN116352690B (en) * 2023-06-01 2023-08-22 沈阳芯达科技有限公司 Vertical travel range extending mechanism based on atmospheric manipulator

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