CN108910799A - It is a kind of mobile from lifting altitude plant installing and dismounting equipment special - Google Patents

It is a kind of mobile from lifting altitude plant installing and dismounting equipment special Download PDF

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Publication number
CN108910799A
CN108910799A CN201810759726.1A CN201810759726A CN108910799A CN 108910799 A CN108910799 A CN 108910799A CN 201810759726 A CN201810759726 A CN 201810759726A CN 108910799 A CN108910799 A CN 108910799A
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CN
China
Prior art keywords
fixedly connected
mobile
plate
side wall
fixed 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.)
Withdrawn
Application number
CN201810759726.1A
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Chinese (zh)
Inventor
陈富贵
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.)
Hefei Yay Tai Technology Co Ltd
Original Assignee
Hefei Yay Tai 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 Hefei Yay Tai Technology Co Ltd filed Critical Hefei Yay Tai Technology Co Ltd
Priority to CN201810759726.1A priority Critical patent/CN108910799A/en
Publication of CN108910799A publication Critical patent/CN108910799A/en
Withdrawn legal-status Critical Current

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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
    • B66F11/00Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04Lifting 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00Vehicles adapted to transport, to carry or to comprise special loads or objects

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Transportation (AREA)
  • Handcart (AREA)

Abstract

The invention discloses a kind of mobile from lifting altitude plant installing and dismounting equipment special, the lower end of the lifter plate is hinged on vehicle body, and the side wall of lifter plate is fixedly connected with fixed link, the other end of fixed link is fixedly connected with fixed device, the side of the lifter plate is fixedly connected with motor by tripod, so that billboard loosens, at this time, shake crank, the rotation meeting of crank is so that steel cable is wound, to pull pulling plate to move with support rod to the direction close to push plate by steel cable, with continuing to move meeting so that support rod contacts push plate and pushes push plate campaign for support rod, to which billboard is released fixed outer frame by push plate, and then the billboard that can take carries out high altitude operation;Therefore the device not only can achieve the effect of light billboard of taking, and may also reach up the effect of self-powered platform.

Description

It is a kind of mobile from lifting altitude plant installing and dismounting equipment special
Technical field
The present invention relates to advertisements to install equipment technical field, specially a kind of mobile from lifting altitude plant installing and dismounting Equipment special.
Background technique
Existing installing advertisement board, when carrying out high-altitude installation, we generally can use scaffold, for scaffold Carrying and disassembly process be very waste of manpower, material resources and financial resources, reduce working efficiency, increase staff when Between cost, the utility model patent for being CN201520454960.5 according to the number of applying for a patent, the workbench in the patent is removable Dynamic property, has been greatly reduced working efficiency, while billboard is when moving, has needed to carry out fixation, make in order to avoid falling when taking It is thus it is proposed that a kind of mobile from lifting altitude plant installing and dismounting equipment special at unnecessary loss.
Summary of the invention
The purpose of the present invention is to provide a kind of mobile lifting altitude plant installing and dismounting equipment specials certainly, on solving State the problem of proposing in background technique.
To achieve the above object, the present invention provides the following technical solutions:
A kind of mobile lifting altitude plant installing and dismounting equipment special, including vehicle body certainly, the vehicle body Upper end is hinged with gag lever post, and mobile bar is slidably connected in the groove opened up on gag lever post, and the bottom wall of the groove is fixed to be connected It is connected to air pump, and one end of air pump is fixedly connected with one end of third spring, the other end of third spring is fixedly connected on movement On the side wall of bar, one end that the mobile bar is located at outside groove is hinged on the side wall of lifter plate;
The lower end of the lifter plate is hinged on vehicle body, and the side wall of lifter plate is fixedly connected with fixed link, fixed The other end of bar is fixedly connected with fixed device, and the side of the lifter plate is fixedly connected with motor, and motor by tripod It is fixedly connected with connecting rod by shaft coupling, the other end activity of the connecting rod through lifter plate and is fixedly plugged in gear On, and one end of gear is engaged with spur rack, the other end of the spur rack is fixedly connected on the side wall of movable plate, and mobile Plate is slidably connected in the sliding slot opened up on lifter plate, and the movable plate is fixedly connected on the rear end of workbench, and workbench It is slidably connected in sliding slot, the upper end of the workbench is fixedly connected with control device, and the lower end of the movable plate is fixedly connected There is the first telescopic rod, and the other end of the first telescopic rod is fixedly connected on the bottom wall of sliding slot;
The fixed device includes fixed frame, equal spiral shell in two screw holes that the top and bottom of the fixed frame open up respectively Line is connected with screw, and screw is located at one end in fixed frame and is rotatably connected to limit plate, and the inner sidewall of the fixed frame is fixed It is connected with the second telescopic rod, and the other end of the second telescopic rod is fixedly connected in the middle part of the side wall of push plate, on the fixed frame Activity is plugged with support rod, and second spring is wound in support rod, and the both ends of second spring are respectively fixedly connected with the side wall in support rod On the upper and lateral wall of fixed frame, one end of the support rod is fixedly connected with pulling plate, and the side wall of pulling plate is fixedly connected with steel cable One end, the other end activity of the steel cable through fixed frame side wall and be fixedly connected on the side wall of crank, and crank turns It is dynamic to be connected on fixed frame.
Preferably, the lower end of the vehicle body is rotatably connected to multiple idler wheels.
Preferably, one end that the mobile bar is located in groove is fixedly connected with gasket, and gasket and groove are mutual Close side is slidably connected.
Preferably, the control device includes controller chassis, and the inner bottom wall of the controller chassis is hinged with control handle, and controls handle The other end extend outside controller chassis, the side wall of the control handle is fixedly connected with one end there are two the first spring, the first bullet to this The other end of spring is fixedly connected on the inner sidewall of controller chassis, and upper fixing sleeve is connected to metallic conduction ring, the control by the control The inner sidewall of frame processed is fixedly connected with the first contact to match with metallic conduction ring, and the other side of controller chassis is fixedly connected with The second wafer;
Metallic conduction ring, the first contact, motor and extraneous power supply form a series loop, metallic conduction ring, the second touching Piece, motor and extraneous power supply form a series loop, and air pump, extraneous power supply and power switch form a series loop.
Preferably, upper fixing sleeve is connected to one layer of non-slip mat by the control.
Preferably, be fixedly attached position-arresting disk on the crank is located in fixed frame one section, and the lower end of position-arresting disk with The inner bottom wall of fixed frame is slidably connected.
Preferably, fixing sleeve is connected to one layer of rubber pad on the crank, and anti-skid chequer is offered on rubber pad.
Preferably, the L-shaped structure of the limit plate, and the one end of limit plate far from the second telescopic rod structure triangular in shape.
The invention has the advantages that being:
Billboard fixation can easily be taken, be made in high-altitude by the presence of the fixed device of the application of the invention When industry, billboard falls off when preventing from taking manually, causes unnecessary loss;Furthermore the motor that the present invention uses is positive and negative electricity Machine can carry out positive revertive control to motor using the presence of control device.What cooperation gag lever post, air pump and mobile bar combined deposits The lifting of workbench may be implemented, be convenient for high altitude operation.
To sum up, which not only can achieve the effect of light billboard of taking, and may also reach up the work of self-powered platform With.Other beneficial effects outstanding are further elaborated in a particular embodiment.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is schematic structural view of the invention;
Fig. 2 is Section A-A enlarged diagram of the present invention;
Fig. 3 is fixture structure enlarged cross-sectional view of the present invention;
Fig. 4 is control device structure enlarged cross-sectional view of the present invention.
In figure:Vehicle body 1, idler wheel 2, gag lever post 3, lifter plate 4, fixed link 5, fixed device 6, motor 7, connecting rod 8, Gear 9, movable plate 11, workbench 12, control device 13, the first telescopic rod 14, air pump 15, mobile bar 16, is fixed spur rack 10 Frame 601, screw 602, limit plate 603, the second telescopic rod 604, push plate 605, support rod 606, pulling plate 607, steel cable 608, crank 609, position-arresting disk 610, controller chassis 1301, control are 1302, metallic conduction ring 1303, the first contact 1304, the second wafer 1305.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be limited according to claim Fixed and covering multitude of different ways is implemented.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution:
It is a kind of mobile from lifting altitude plant installing and dismounting equipment special, including vehicle body 1, vehicle body 1 it is upper End is hinged with gag lever post 3, and mobile bar 16 is slidably connected in the groove opened up on gag lever post 3, and the bottom wall of groove is fixedly connected There is air pump 15, and one end of air pump 15 is fixedly connected with one end of third spring, the other end of third spring is fixedly connected on shifting On the side wall of lever 16, one end that mobile bar 16 is located at outside groove is hinged on the side wall of lifter plate 4, the lower end hinge of lifter plate 4 It connects on vehicle body 1, and the side wall of lifter plate 4 is fixedly connected with fixed link 5, the other end of fixed link 5 is fixedly connected with Determine device 6, the side of lifter plate 4 is fixedly connected with motor 7 by tripod, and motor 7 is fixedly connected with company by shaft coupling The other end activity of extension bar 8, connecting rod 8 through lifter plate 4 and is fixedly plugged on gear 9, and one end of gear 9 is engaged with directly Rack gear 10, the other end of spur rack 10 are fixedly connected on the side wall of movable plate 11, and movable plate 11 is slidably connected at lifter plate 4 On in the sliding slot that opens up, movable plate 11 is fixedly connected on the rear end of workbench 12, and workbench 12 is slidably connected in sliding slot, The upper end of workbench 12 is fixedly connected with control device 13, and the lower end of movable plate 11 is fixedly connected with the first telescopic rod 14, and The other end of one telescopic rod 14 is fixedly connected on the bottom wall of sliding slot, and moving up and down for workbench 12 may be implemented.
Control device 13 includes controller chassis 1301, and the inner bottom wall of controller chassis 1301 is hinged with control 1302, and controls handle 1302 other end extends outside controller chassis 1301, and control is fixedly connected with 1302 side wall to this that there are two the one of the first spring End, the other end of the first spring are fixedly connected on the inner sidewall of controller chassis 1301, and fixing sleeve on 1302 is connected to metal by control Conducting ring 1303, the inner sidewall of controller chassis 1301 are fixedly connected with the first contact 1304 to match with metallic conduction ring 1303, And the other side of controller chassis 1301 is fixedly connected with the second wafer 1305, controls the positive and negative rotation of motor 7.
Metallic conduction ring 1303, the first contact 1304, motor 7 and extraneous power supply form a series loop, metallic conduction Ring 1303, the second wafer 1305, motor 7 and extraneous power supply form a series loop, air pump 15, extraneous power supply and power switch Form a series loop.
The lower end of vehicle body 1 is rotatably connected to multiple idler wheels 2, easy to remove, and mobile bar 16 is located at one end in groove It is fixedly connected with gasket, and the gasket side close to each other with groove is slidably connected, and plays preferably, sealing function, control Fixing sleeve on 1302 is connected to one layer of non-slip mat by system, anti-sliding stop, and fixed device 6 includes fixed frame 601, fixed frame 601 it is upper It is threaded with screw 602 in two screw holes that end and lower end open up respectively, and screw 602 is located at one in fixed frame 601 End is rotatably connected to limit plate 603, and the inner sidewall of fixed frame 601 is fixedly connected with the second telescopic rod 604, and the second telescopic rod On 604 other end is fixedly connected in the middle part of the side wall of push plate 605, activity is plugged with support rod 606, and support rod on fixed frame 601 Second spring is wound on 606, the both ends of second spring are respectively fixedly connected on the side wall of support rod 606 and fixed frame 601 On lateral wall, one end of support rod 606 is fixedly connected with pulling plate 607, and the side wall of pulling plate 607 is fixedly connected with the one of steel cable 608 End, the other end activity of steel cable 608 runs through the side wall of fixed frame 601 and is fixedly connected on the side wall of crank 609, and crank 609 are rotatably connected on fixed frame 601, and billboard is fixed, convenient for taking.
Be fixedly attached position-arresting disk 610 on one section that crank 609 is located in fixed frame 601, and the lower end of position-arresting disk 610 with The inner bottom wall of fixed frame 601 is slidably connected, position-limiting action, and fixing sleeve is connected to one layer of rubber pad on crank 609, and opens on rubber pad It equipped with anti-skid chequer, prevents from sliding when being affectedly bashful, the L-shaped structure of limit plate 603, and limit plate 603 is stretched far from second One end of contracting bar 604 structure triangular in shape plays better fixed function and prevents from blocking.
In this case, billboard is placed into fixed frame 601 first and matches placement with two limit plates 603, turns two Billboard is fixed by limit plate 603 for a screw 602;
It turns on the power switch, is acted on by air pump 15 and mobile bar 16, make the angle nine of lifter plate 4 Yu vehicle body 1 High altitude operation can be realized at ten degree;
For the comfort of work, the height of workbench 12 is adjusted according to the height of human body itself, shakes control handle at this time 1302, control can lead to 1302 movement with metallic conduction ring 1303 close to the first contact 1304 or the second wafer 1305 It crosses after metallic conduction ring 1303 contacts with the first contact 1304 or the second wafer 1305, series circuit is connected, to control electricity The rotation of the rotating forward or reversion of machine 7, motor 7 can be rotated by connecting rod 8 with gear 9, so as to pass through spur rack 10 The movement of movable plate 11 is controlled, and then controls workbench 12 and up or down moves, when stopping shaking control 1302, Under the effect of first spring, control is restored to origin-location 1302;
After workbench 12 regulates, unscrew two screws 602 respectively, so that billboard loosens, at this point, Shake crank 609, rotation meeting of crank 609 so that steel cable 608 is wound, thus pass through the pulling pulling plate 607 of steel cable 608 with Support rod 606 is moved to the direction close to push plate 605, continues to move meeting so that support rod 606 contacts push plate 605 with support rod 606 And push push plate 605 movement, thus by push plate 605 by billboard release fixed frame 601 outside, and then can take billboard into Row high altitude operation;
Therefore the device not only can achieve the effect of light billboard of taking, and may also reach up the effect of self-powered platform 12 Fruit.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied, all within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should be included within the scope of the present invention.

Claims (8)

1. a kind of mobile from lifting altitude plant installing and dismounting equipment special, including vehicle body (1), the vehicle body (1) upper end is hinged with gag lever post (3), and mobile bar (16) are slidably connected in the groove opened up on gag lever post (3), described recessed The bottom wall of slot is fixedly connected with air pump (15), and one end of air pump (15) is fixedly connected with one end of third spring, third spring The other end be fixedly connected on the side wall of mobile bar (16), one end that the mobile bar (16) is located at outside groove is hinged on lifting On the side wall of plate (4);
It is characterized in that:The lower end of the lifter plate (4) is hinged on vehicle body (1), and the fixed company of side wall of lifter plate (4) It is connected to fixed link (5), the other end of fixed link (5) is fixedly connected with fixed device (6), and the side of the lifter plate (4) passes through Tripod is fixedly connected with motor (7), and motor (7) is fixedly connected with connecting rod (8) by shaft coupling, the connecting rod (8) Other end activity through lifter plate (4) and being fixedly plugged on gear (9), and one end of gear (9) is engaged with spur rack (10), the other end of the spur rack (10) is fixedly connected on the side wall of movable plate (11), and movable plate (11) is slidably connected In the sliding slot opened up on lifter plate (4), the movable plate (11) is fixedly connected on the rear end of workbench (12), and workbench (12) it is slidably connected in sliding slot, the upper end of the workbench (12) is fixedly connected with control device (13), the movable plate (11) lower end is fixedly connected with the first telescopic rod (14), and the other end of the first telescopic rod (14) is fixedly connected on the bottom of sliding slot On wall;
The fixed device (6) includes fixed frame (601), open up respectively two of the top and bottom of the fixed frame (601) It is threaded in screw hole screw (602), and one end that screw (602) is located in fixed frame (601) is rotatably connected to limit The inner sidewall of plate (603), the fixed frame (601) is fixedly connected with the second telescopic rod (604), and the second telescopic rod (604) On the other end is fixedly connected in the middle part of the side wall of push plate (605), activity is plugged with support rod (606) on the fixed frame (601), and Second spring is wound in support rod (606), the both ends of second spring are respectively fixedly connected on the side wall of support rod (606) and fix On the lateral wall of frame (601), one end of the support rod (606) is fixedly connected with pulling plate (607), and the side wall of pulling plate (607) is solid Surely one end of steel cable (608), side wall and fixation of the other end activity of the steel cable (608) through fixed frame (601) are connected with It is connected on the side wall of crank (609), and crank (609) is rotatably connected on fixed frame (601).
2. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: The lower end of the vehicle body (1) is rotatably connected to multiple idler wheels (2).
3. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: The mobile bar (16) is located at one end in groove and is fixedly connected with gasket, and gasket and a groove sideslip close to each other Dynamic connection.
4. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: The control device (13) includes controller chassis (1301), and the inner bottom wall of the controller chassis (1301), which is hinged with, to be controlled (1302), And the other end of (1302) is extended controller chassis (1301) outside by control, the control is fixedly connected with the side wall of (1302) to this One end of two the first springs, the other end of the first spring are fixedly connected on the inner sidewall of controller chassis (1301), the control Fixing sleeve on (1302) is connected to metallic conduction ring (1303), the inner sidewall of the controller chassis (1301) is fixedly connected with and metal The first contact (1304) that conducting ring (1303) matches, and the other side of controller chassis (1301) is fixedly connected with the second wafer (1305);
Metallic conduction ring (1303), the first contact (1304), motor (7) and extraneous power supply form a series loop, and metal is led Electric ring (1303), the second wafer (1305), motor (7) and extraneous power supply form a series loop, air pump (15), extraneous power supply A series loop is formed with power switch.
5. according to claim 4 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: Fixing sleeve on (1302) is connected to one layer of non-slip mat by the control.
6. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: It has been fixedly attached position-arresting disk (610) on one section that the crank (609) is located in fixed frame (601), and under position-arresting disk (610) It holds and is slidably connected with the inner bottom wall of fixed frame (601).
7. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: Fixing sleeve is connected to one layer of rubber pad on the crank (609), and anti-skid chequer is offered on rubber pad.
8. according to claim 1 a kind of mobile from lifting altitude plant installing and dismounting equipment special, it is characterised in that: The L-shaped structure of the limit plate (603), and one end triangular in shape structure of the limit plate (603) far from the second telescopic rod (604).
CN201810759726.1A 2018-07-11 2018-07-11 It is a kind of mobile from lifting altitude plant installing and dismounting equipment special Withdrawn CN108910799A (en)

Priority Applications (1)

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CN201810759726.1A CN108910799A (en) 2018-07-11 2018-07-11 It is a kind of mobile from lifting altitude plant installing and dismounting equipment special

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810759726.1A CN108910799A (en) 2018-07-11 2018-07-11 It is a kind of mobile from lifting altitude plant installing and dismounting equipment special

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108910800A (en) * 2018-07-11 2018-11-30 泾县狸宣文化用品有限公司 It is a kind of that vehicle being installed with the advertisement convenient for take billboard and elevating function
CN110803663A (en) * 2019-11-14 2020-02-18 国网山西省电力公司忻州供电公司 Hoisting equipment for maintenance of power equipment

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Publication number Priority date Publication date Assignee Title
CN201713264U (en) * 2010-05-11 2011-01-19 南通星瑞热交换容器有限公司 Lifting platform for mounting vertical pressure vessel
CN205075705U (en) * 2015-06-29 2016-03-09 天津云中天广告传播有限公司 Sky sign installation vehicle
CN206781830U (en) * 2017-05-28 2017-12-22 南安普敦咨询服务有限公司 A kind of heavy stone material block transport pushing cart
CN108117017A (en) * 2017-12-22 2018-06-05 宁波暴雪信息技术开发有限公司 A kind of agricultural Multifunctional lifting job platform
CN108791026A (en) * 2018-07-11 2018-11-13 安徽古耐家居有限公司 A kind of highly effective and safe altitude plant movement mounting platform
CN108910800A (en) * 2018-07-11 2018-11-30 泾县狸宣文化用品有限公司 It is a kind of that vehicle being installed with the advertisement convenient for take billboard and elevating function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201713264U (en) * 2010-05-11 2011-01-19 南通星瑞热交换容器有限公司 Lifting platform for mounting vertical pressure vessel
CN205075705U (en) * 2015-06-29 2016-03-09 天津云中天广告传播有限公司 Sky sign installation vehicle
CN206781830U (en) * 2017-05-28 2017-12-22 南安普敦咨询服务有限公司 A kind of heavy stone material block transport pushing cart
CN108117017A (en) * 2017-12-22 2018-06-05 宁波暴雪信息技术开发有限公司 A kind of agricultural Multifunctional lifting job platform
CN108791026A (en) * 2018-07-11 2018-11-13 安徽古耐家居有限公司 A kind of highly effective and safe altitude plant movement mounting platform
CN108910800A (en) * 2018-07-11 2018-11-30 泾县狸宣文化用品有限公司 It is a kind of that vehicle being installed with the advertisement convenient for take billboard and elevating function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108910800A (en) * 2018-07-11 2018-11-30 泾县狸宣文化用品有限公司 It is a kind of that vehicle being installed with the advertisement convenient for take billboard and elevating function
CN110803663A (en) * 2019-11-14 2020-02-18 国网山西省电力公司忻州供电公司 Hoisting equipment for maintenance of power equipment
CN110803663B (en) * 2019-11-14 2020-11-03 国网山西省电力公司忻州供电公司 Hoisting equipment for maintenance of power equipment

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Application publication date: 20181130

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