CN101618835B - Hoisting platform capable of being lifted and disassembled and application method thereof - Google Patents

Hoisting platform capable of being lifted and disassembled and application method thereof Download PDF

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Publication number
CN101618835B
CN101618835B CN2009100518221A CN200910051822A CN101618835B CN 101618835 B CN101618835 B CN 101618835B CN 2009100518221 A CN2009100518221 A CN 2009100518221A CN 200910051822 A CN200910051822 A CN 200910051822A CN 101618835 B CN101618835 B CN 101618835B
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China
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column
jacking
detouchable
liftable
hoisting platform
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CN2009100518221A
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CN101618835A (en
Inventor
姚明
洪芳华
叶洪波
马骏
张刚强
姚炜峻
俞来意
秦岭
王俊松
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Shanghai Electrophysics Collective Asset Management Co.,Ltd.
State Grid Corp of China SGCC
Shanghai Municipal Electric Power Co
Original Assignee
SHANGHAI QINGONG WIRE EQUIPMENT CO Ltd
Shanghai Municipal Electric Power Co
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Priority to CN2009100518221A priority Critical patent/CN101618835B/en
Publication of CN101618835A publication Critical patent/CN101618835A/en
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Abstract

The invention relates to a hoisting platform capable of being lifted and disassembled and an application method thereof. The hoisting platform capable of being lifted and disassembled comprises a light steel girder planer-type structure, wherein the light steel girder planer-type structure comprises a beam, two upright posts and upright post bases, wherein the beam is used for loading a trolley frame, an electric hoist, and the like; the two upright posts respectively support the left side and the right side of the beam and are rigidly connected; the upright post bases support the upright posts, and the upright post bases positioned between the two upright posts which are rigidly connected and respectively positioned at the left side and the right side of the beam are respectively provided with a hydraulic cylinder for a jacking upright post, and the upright posts positioned at the left side and the right side of the beam are respectively formed by four-section joint upright posts which are flexibly connected. The hoisting platform capable of being lifted and disassembled can move in a lifting and disassembling way, has low requirement for space inside a building of a converting station and does not need installation personnel to rise to the height of 8 meters again to install, thereby having convenient operation and safety; and in addition, the hoisting platform capable of being lifted and disassembled can support one ton of working load and is especially suitable for the construction of an indoor converting station.

Description

A kind of liftable, detouchable hoisting platform and application process thereof
Technical field
The present invention relates to the preparation of construction and the application process thereof of substation; Particularly; The present invention relates to the large-scale indoor substation equipment and the application process thereof of a kind of 110kV of being used for and above voltage class, more specifically, the present invention relates to large-scale liftable, detouchable hoisting platform and the application process thereof of a kind of 110kV and above voltage class; Said hoisting platform liftable, dismounting are moved, and are specially adapted to the indoor substation construction and use.
Background technology
Along with development of city, electricity need load is more and more concentrated, and this has just proposed requirement for the large-scale substation entering area, down town of 110kV and above voltage class.Because area, down town land used is nervous, so generally adopt the construction method of indoor substation.
Indoor substation has land used to be economized, and plant maintenance is easy, moistureproof windproof characteristics such as good, but also exist building once to build completion by final layout, and construction investment is big, and it is high that equipment quality requires, and the installation place is little, problems such as scrap build difficulty.
Particularly, in the past, because the space is limited in the indoor substation building, large-scale construction equipment such as crane can't use, and therefore when building designs, was necessary for to install to reserve suspension centre and passage.
For example, main transformer is an equipment the heaviest in the substation, should place it in the position of one deck, and the adjacent street of face, is convenient to transportation; Clear headroom in the transformer chamber should be not less than the twice of main transformer height; The one side in face street adopts open type, treats that main transformer installs the back and seals with movable cement plate or steel plate door, is convenient to carry out overhauling reform work after the operation.
In addition; The GIS of 110kV and above voltage class (gas insulated metal enclosed swit chgear) facility location is when indoor; Should by equipment the weight requirement of heavy unit a single-beam loop wheel machine is installed, the effective range of operation of the suspension hook of this loop wheel machine should be than each big one unit length about GIS installation site, each 1m of front and back; Lifting rope height that the maximum sling height of suspension hook must not require less than GIS equipment producer (when lifting rope is chevron pointing, lambdoid angle must not greater than 60 °) and the vacant height sum of 30cm.The turnover gate of GIS equipment should be by 2 times of GIS device height, and width designs by the size that plant width adds 2m; Handling dead zone between crane and the indoor loop wheel machine should dwindle as far as possible, prevents to cause that disc insulator damages owing to will haul GIS.
As when the outdoor primary equipment of indoor installation 110kV and above voltage class, because the porcelain insulator of this kind equipment is longer, size is bigger, can not break transportation, therefore must above the installation site, reserve hoisting ring, answers one one mutually.
Because the high-tension apparatus volume is big, Heavy Weight, most of parts are super-long and super-wide spare, generally can't transport required floor by elevator, so need reservation equipment handling platform on each floor of building.Door on the platform should and highly respectively increase 1m by packing measurement width the wideest in this building and the highest equipment to be considered, considered equipment is at indoor turn radius when mobile simultaneously; Should reserve equipment removal path around the building, guarantee that full size vehicle and slingcart can directly reach under the hoisting platform.
As stated, because the space is limited in the indoor substation building, large-scale construction equipment such as crane can't use; In addition, the GIS of 110kV and above voltage class (gas insulated metal enclosed swit chgear) facility location when indoor, should by equipment the weight requirement of heavy unit a single-beam loop wheel machine is installed; Because the high-tension apparatus volume is big, Heavy Weight, most of parts are super-long and super-wide spare; Generally can't transport required floor, so need reservation equipment handling platform on each floor of building by elevator.For this reason, award the trouble that the interior space construction of indoor substation building brings crosspiece.Jacking must rely on two elevators, and the weight of elevator self is heavier, and volume is big, is not easy to artificial carrying downstairs upstairs.Because of the load-carrying of elevator limited, so, can only push up a girder and a heel post at every turn.
In addition, trolley frame and electric block must be after integral support be accomplished, and installation personnel will be elevated to 8 meters once more and highly install, and inconvenient operation is also dangerous.
Summary of the invention
For overcoming the problems referred to above.The objective of the invention is to: a kind of large-scale liftable, detouchable hoisting platform and application process thereof are provided, and said hoisting platform liftable, detachable moving are specially adapted to the indoor substation construction and use.
The technical scheme of liftable of the present invention, detouchable hoisting platform is following.
A kind of liftable, detouchable hoisting platform; Said liftable, detouchable hoisting platform comprise light steel girder planer type structure; It is characterized in that; Said light steel girder planer type structure comprises: one is used to carry the crossbeam of trolley frame and electric block etc.; Be positioned at the right ends side of this crossbeam, each 2 the rigidly connected column that is respectively applied for these crossbeam two ends of support and the column base of support post, the column side on the column base of the said left and right sides is provided with the hydraulic ram that the jacking column is used respectively, and each is made up of the column of the said left and right sides 4 sections flexible bonded assembly joint columns.
According to liftable of the present invention, detouchable hoisting platform; 4 sections flexible bonded assembly joint columns that constitute said right ends heel post are respectively: be positioned at first section column topmost, order is positioned at second section column under first section column, the 3rd section column and bottom column.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that the jacking that a hydraulic ram jacking uses is set on the top of every section column uses attaching parts, said jacking is fixed between the top of 2 columns with attaching parts.
According to the present invention; Mainly break away from the mindset that relies on 8 meters height of two elevator jackings; The base column adopts 4 synchronous hydraulic oil cylinders to accomplish jacking piecemeal, each 22 meters high hydraulic ram of left and right sides column, and 3-4 rice height is pushed up in 4 each jackings of hydraulic ram; Accomplish one section column of jacking, promptly use detouchable flange captive joint.Then, hydraulic ram is recovered to 2 meters original height, once more next section of jacking.I.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
According to the present invention, this piecemeal the mode of jacking can make selecting for use of oil cylinder needn't consider to select for use heavy, can once be elevated to 8 meters multistage oil cylinder, but can select lighter, artificial transportable elongated oil cylinder for use, be aided with the support of on-site consolidation, easy to operate.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that said column base is divided into movably castor.
Thus, make liftable of the present invention, detouchable hoisting platform easy to use.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that accomplish one section column of jacking at hydraulic cylinder piston, behind detouchable flange captive joint, said hydraulic ram is recovered to original height, once more next section of jacking.
That is, according to liftable of the present invention, detouchable hoisting platform, the order of hydraulic cylinder piston jacking column is: i.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that, at bottom column and the 3rd section column junction connecting panel is set, be provided with and the cable-stayed support of crossbeam bonded assembly on the connecting panel.
Thus, can more fastening crossbeam and column.
According to liftable of the present invention, detouchable hoisting platform; It is characterized in that; 4 sections flexible bonded assembly joint columns that constitute the column of the said left and right sides are the different socket shape of diameter, and are accommodated in successively respectively in the socket of joint column adjacent under it the sliding extension shape.The socket port of the two adjacent joint columns that slidably flexible shape is taken in ends with the protruding card mutually of wedge shape.
Promptly; Be accommodated in second section column socket under it with being positioned at the 1st section column sliding extension shape topmost; Be accommodated in the 3rd section column socket under it second section column sliding extension shape; Be accommodated in the 4th section column socket under it, that is the 3rd section column sliding extension shape, and in the bottom column socket.Thus, make liftable of the present invention, detouchable hoisting platform be convenient to dismounting, collection and mobile, be particularly suitable for the indoor substation construction and use.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that said crossbeam length is at 7-8 rice, the height that raises can reach 8 meters, and said auxiliary diagonal brace is at 4-5 rice.Said base length is at 3-4 rice.
According to liftable of the present invention, detouchable hoisting platform, hydraulic ram is supported on the base by cable-stayed support.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that said hydraulic ram raises and highly can reach 2 meters.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that said crossbeam is connected with link span with first section column.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that, connect with angle steel between 2 column of said each layer.
According to liftable of the present invention, detouchable hoisting platform, it is characterized in that it carries workload is one ton.
Thus, load carrying ability strengthens, and can bear the total weight of 2 girders, 1 trolley frame, 1 electric block and 12 sections columns.
The technical scheme of hoisting platform application process of the present invention is following:
The application process of a kind of liftable, detouchable hoisting platform uses above-mentioned liftable, detouchable hoisting platform, it is characterized in that; Be used to carry the crossbeam of such as the crossbeam of trolley frame and electric block etc. with one, be positioned at the right ends side of this crossbeam, set up the column base respectively as the steel girder planer type structure of said hoisting platform; Set up each 2 the rigidly connected stand column device that is used to support these crossbeam two ends on the said base respectively, being used on the base of the said left and right sides supports by each 2 rigidly connected stand column device of these crossbeam two ends, and the hydraulic ram that 2 jacking columns are used respectively is set; Each is made up of the column of the said left and right sides 4 sections flexible bonded assembly joint columns; The jacking that one hydraulic ram jacking uses is set on the top of every section column uses attaching parts, said jacking is fixed on attaching parts between the top of 2 columns, and said jacking is used the buckle piece with putting a rotating jacking on the attaching parts; Can make this buckle piece be used for hydraulic ram jacking column usefulness by rotating; 4 hydraulic rams at every turn the jacking of totally 4 pillar segment synchronous hydraulics push up 3-4 rice height, accomplish one section column of jacking, promptly use detouchable flange captive joint; Then; Hydraulic ram is recovered to 2 meters original height, and next section of jacking finishes until 4 sections column jackings once more.
Application process according to liftable of the present invention, detouchable hoisting platform is characterized in that, the base column adopts 4 synchronous hydraulic oil cylinders to accomplish jacking piecemeal, and one section column of every completion jacking is promptly used detouchable flange captive joint.Then, hydraulic ram is recovered to 2 meters original height, once more next section of jacking.I.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
Application process according to liftable of the present invention, detouchable hoisting platform is characterized in that, said column base is divided into movably castor.
Application process according to liftable of the present invention, detouchable hoisting platform is characterized in that, at bottom column and second section column junction connecting panel is set, and is provided with and the cable-stayed support of crossbeam bonded assembly on the connecting panel.Hydraulic ram is supported on the base by cable-stayed support.
Thus, can more fastening crossbeam and column.
Application process according to liftable of the present invention, detouchable hoisting platform; It is characterized in that; 4 sections flexible bonded assembly joint columns that constitute the column of the said left and right sides are the different socket shape of diameter, and are accommodated in successively respectively in the socket of joint column adjacent under it the sliding extension shape.The socket port of the two adjacent joint columns that slidably flexible shape is taken in ends with the protruding card mutually of wedge shape.
Application process according to liftable of the present invention, detouchable hoisting platform is characterized in that, connects with angle steel between 2 columns of said each layer side.
According to liftable of the present invention, detouchable hoisting platform and application process thereof; Said hoisting platform liftable, dismounting; Time spent not, detachably for independent crossbeam, independent tiltedly draw convenient moving behind strut bar, base, the single upright column that is punctured into 2 meters length and the hydraulic ram.Can assemble during use temporarily, little to space requirement in the indoor substation building.Installation personnel need not to be elevated to once more 8 meters and highly installs, and is easy to operate, safety.Liftable of the present invention, detouchable hoisting platform can support one workload, are specially adapted to the indoor substation construction and use.
The simple declaration of accompanying drawing
Scheme drawing behind Fig. 1 is liftable of the present invention, the jacking of detouchable hoisting platform two sections columns.
Fig. 2 is the hydraulic ram scheme drawing of liftable of the present invention, detouchable hoisting platform one side.
Fig. 3 is liftable of the present invention, the scheme drawing when detouchable hoisting platform one side begins hoisting upright column.
Fig. 4 is liftable of the present invention, the overall schematic when the detouchable hoisting platform begins hoisting upright column.
Fig. 5 is the overall schematic of liftable of the present invention, first section column of detouchable hoisting platform jacking, second section column of beginning jacking.
Fig. 6 is that liftable of the present invention, the jacking of detouchable hoisting platform finish, the scheme drawing behind the dismounting hydraulic ram.
Fig. 7 A, B are respectively front view and the lateral plan after liftable of the present invention, the jacking of detouchable hoisting platform finish.
Fig. 8 is the connection scheme drawing between liftable of the present invention, two sections adjacent upright posts of detouchable hoisting platform.
Among the figure, 1 is crossbeam, and 2 is column, and 3 is the column base of support post; 4 hydraulic rams used for the jacking column, 5 use attaching parts for the hydraulic ram jacking, and 6 is castor; 7 is the detouchable flange, and 8 is connecting panel, and 9 are cable-stayed support; 10 is oil cylinder piston, and 11 is cylinder bracket, and 12 is the wedge shape convexity of the socket port of column.
The specific embodiment
Below, with reference to accompanying drawing,, specify the present invention with concrete embodiment.
Embodiment 1
See accompanying drawing 1-8.Liftable of the present invention, detouchable hoisting platform; Said liftable, detouchable hoisting platform comprise light steel girder planer type structure; Said light steel girder planer type structure comprise one be used to carry trolley frame and electric block etc. KBKII crossbeam, each side 2 the rigidly connected columns that support this crossbeam, the column base of support post; On the column base between said each side 2 rigidly connected columns the hydraulic ram that the jacking column is used is set respectively, each is made up of the column of the said left and right sides 4 sections flexible bonded assembly joint columns.4 sections flexible bonded assembly joint columns that constitute said left and right sides column are respectively: be positioned at first section column topmost, order is positioned at second section column under first section column, the 3rd section column and bottom column.
See that accompanying drawing 3. is provided with the jacking that a hydraulic ram jacking uses and uses attaching parts on the top of every section column; Said jacking is fixed between the top of 2 columns with attaching parts; Said jacking is used the buckle piece with putting a rotating jacking on the attaching parts, can make this buckle piece be used for hydraulic ram jacking column usefulness by rotating.
The present invention breaks away from the mindset that relies on 8 meters height of two elevator jackings; The base column adopts 4 synchronous hydraulic oil cylinders to accomplish jacking piecemeal; Each 22 meters high hydraulic ram of left and right sides column; 3-4 rice height is pushed up in 4 each jackings of hydraulic ram, accomplishes one section column of jacking, promptly uses detouchable flange captive joint.Then, hydraulic ram is recovered to 2 meters original height, once more next section of jacking.I.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
Above-mentioned this piecemeal the mode of jacking can make selecting for use of oil cylinder needn't consider to select for use heavy, can be elevated to 8 meters multistage oil cylinder, but can select lighter, artificial transportable elongated oil cylinder for use, be aided with the support of on-site consolidation, easy to operate.In addition, said column base is divided into movably castor.Thus, make liftable of the present invention, detouchable hoisting platform easy to use.
In the present embodiment, accomplish one section column of jacking at hydraulic cylinder piston, behind detouchable flange captive joint, said hydraulic ram is recovered to original height, once more next section of jacking.
According to liftable of the present invention, detouchable hoisting platform, the order of hydraulic cylinder piston jacking column is: i.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
Again, connecting panel is set, more fastening crossbeam and column are set and the cable-stayed support of crossbeam bonded assembly on the connecting panel at bottom column and the 3rd section column junction.
In the present embodiment, 4 sections flexible bonded assembly joint columns that constitute the column of the said left and right sides are the different socket shape of diameter, and are accommodated in successively respectively in the socket of joint column adjacent under it the sliding extension shape.Promptly; Be accommodated in second section column socket under it with being positioned at first section column sliding extension shape topmost; Be accommodated in the 3rd section column socket under it second section column sliding extension shape; Be accommodated in the 4th section column socket under it, that is the 3rd section column sliding extension shape, and in the bottom column socket.Thus, make liftable of the present invention, detouchable hoisting platform be convenient to dismounting, collection and mobile, be particularly suitable for the indoor substation construction and use.
The socket port of the two adjacent joint columns that constitute that the slidably flexible shape of the column of the said left and right sides takes in ends with the protruding card mutually of wedge shape.
In the present embodiment, said crossbeam length is at 7 meters, and the height that raises can reach 8 meters, and said auxiliary diagonal brace is at 4 meters.Said base span is at 4 meters.2 meters of said hydraulic ram height itself, the height that raises can reach 2 meters.
In addition;, by telescopic base pipe link that extends and the support and connection of tiltedly drawing strut bar between this base pipe link and column, said base length can change; Regulate the size of base support power thus, in the said column point of connection slip shape support and connection and column of tiltedly drawing strut bar.
In the present embodiment, said KBKII crossbeam is connected with link span with first section column, connects with angle steel between 2 column of said each layer.
In the present embodiment, it is one ton that liftable, detouchable hoisting platform carry workload.In addition, except two 7 meters girder, the auxiliary diagonal brace about 44 meters, all about 2 meters, weight is lighter for all the other parts, can make things convenient for a dead lift.
According to liftable of the present invention, detouchable hoisting platform and application process thereof; Said hoisting platform liftable, dismounting; Time spent not, detachably for independent crossbeam, independent tiltedly draw convenient moving behind strut bar, base, the single upright column that is punctured into 2 meters length and the hydraulic ram.Can assemble during use temporarily, little to space requirement in the indoor substation building.Installation personnel need not to be elevated to once more 8 meters and highly installs, and is easy to operate, safety.Liftable of the present invention, detouchable hoisting platform can support one workload, are specially adapted to the indoor substation construction and use.

Claims (10)

1. a liftable, detouchable hoisting platform; Said liftable, detouchable hoisting platform are used for the indoor substation construction; Comprise light steel girder planer type structure; It is characterized in that; Said light steel girder planer type structure comprises that one is used to carry the crossbeam (1) of trolley frame and electric block, the right ends side that is positioned at this crossbeam, each 2 the rigidly connected column (2) that is respectively applied for these crossbeam two ends of support, the column base (3) of support post, and the column side on the said right ends heel post base is provided with the hydraulic ram (4) that 2 jacking columns are used respectively, and each is made up of the column of said right ends side 4 sections flexible bonded assembly joint columns.
2. liftable according to claim 1, detouchable hoisting platform is characterized in that, a hydraulic ram jacking is set on the top of every section column uses attaching parts, and said jacking is fixed between the top of 2 columns with attaching parts.
3. liftable according to claim 1, detouchable hoisting platform is characterized in that, said column base is divided into movably castor (6).
4. liftable according to claim 1, detouchable hoisting platform; It is characterized in that, accomplish one section column of jacking at hydraulic cylinder piston (11), behind detouchable flange (7) captive joint; Said hydraulic ram is recovered to original height, once more next section of jacking.
5. liftable according to claim 1, detouchable hoisting platform; It is characterized in that; At bottom column and second section column junction connecting panel (8) is set, is provided with and crossbeam bonded assembly cable-stayed support (9) on the connecting panel, hydraulic ram is supported on the base by cable-stayed support.
6. liftable according to claim 1, detouchable hoisting platform; It is characterized in that; 4 sections flexible bonded assembly joint columns that constitute said left and right sides column are the different socket shape of diameter; And be accommodated in successively respectively in the socket of its down adjacent joint column, the socket port of the two adjacent joint columns that slidably flexible shape is taken in ends with the protruding card mutually of wedge shape the sliding extension shape.
7. liftable according to claim 2, detouchable hoisting platform is characterized in that, the hydraulic ram jacking that the top of said every section column is provided with uses attaching parts to be angle steel.
8. the application process of a liftable, detouchable hoisting platform; Use liftable, detouchable hoisting platform, said liftable, detouchable hoisting platform comprise light steel girder planer type structure, it is characterized in that; Said liftable, detouchable hoisting platform are used to carry the crossbeam of the crossbeam of trolley frame and electric block as said light steel girder planer type structure with one; Be positioned at the right ends side of this crossbeam, set up the column base respectively, set up each 2 the rigidly connected stand column device that is used to support these crossbeam two ends on the said base respectively; Being used on the said right ends wing base supports by each 2 rigidly connected stand column device of these crossbeam two ends; The hydraulic ram that 2 jacking columns are used respectively is set, and each is made up of the column of said right ends side 4 sections flexible bonded assembly joint columns
The jacking that one hydraulic ram jacking uses is set on the top of every section column uses attaching parts, said jacking is fixed on attaching parts between the top of 2 columns, 4 hydraulic rams at every turn the jacking of totally 4 pillar segment synchronous hydraulics push up 3-4 rice height; Accomplish one section column of jacking; Promptly use detouchable flange captive joint, then, hydraulic ram is recovered to original height; Next section of jacking finishes until 4 sections column jackings once more.
9. the application process of liftable as claimed in claim 8, detouchable hoisting platform is characterized in that, the base column adopts 4 synchronous hydraulic oil cylinders to accomplish jacking piecemeal; One section column of every completion jacking is promptly used detouchable flange captive joint, then; Hydraulic ram is recovered to 2 meters original height; Next section of jacking once more, i.e. first section column of top maximum layer for the first time, second section, the 3rd section column of jacking successively then.
10. the application process of liftable as claimed in claim 8, detouchable hoisting platform; It is characterized in that; Said column base is divided into movably castor; At bottom column and the 3rd section column junction connecting panel is set, is provided with and the cable-stayed support of crossbeam bonded assembly on the connecting panel, hydraulic ram is supported on the base by cable-stayed support.
CN2009100518221A 2009-05-22 2009-05-22 Hoisting platform capable of being lifted and disassembled and application method thereof Active CN101618835B (en)

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CN102887467A (en) * 2012-10-22 2013-01-23 常熟通润汽车零部件股份有限公司 Upright post of vehicle lifting machine
CN104989111B (en) * 2015-05-22 2017-03-01 中冶建工集团有限公司 Steel construction high level construction method for hanging
CN107399677A (en) * 2016-05-19 2017-11-28 五冶集团上海有限公司 A kind of apparatus and method transported, dismount boiler feed pump
CN108373104A (en) * 2016-10-12 2018-08-07 国网新疆电力公司阿勒泰供电公司 Portable hoisting device
CN106829750B (en) * 2017-04-12 2019-03-15 岳阳安泰起重设备有限公司 A kind of heavy type module assembling/disassembling machine

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