CN114809571B - Method for lifting high-altitude operation platform by adopting shoulder pole beam - Google Patents
Method for lifting high-altitude operation platform by adopting shoulder pole beam Download PDFInfo
- Publication number
- CN114809571B CN114809571B CN202210427789.3A CN202210427789A CN114809571B CN 114809571 B CN114809571 B CN 114809571B CN 202210427789 A CN202210427789 A CN 202210427789A CN 114809571 B CN114809571 B CN 114809571B
- Authority
- CN
- China
- Prior art keywords
- operation platform
- pole beam
- mast
- lifting
- platform
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000009193 crawling Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 241000282326 Felis catus Species 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Support Of Aerials (AREA)
Abstract
The application discloses a method for lifting an overhead operation platform by adopting a shoulder pole beam, which comprises the following steps: step 1: mounting a bracket for an operation platform at the lower part of the mast; step 2: the operation platform is divided into two halves for installation, one half is temporarily fixed after being hoisted on a bracket, the other half is hoisted, and the two halves are integrally assembled; step 3: hoisting the carrying pole beam, enabling two ends of the carrying pole beam to be respectively inserted into two masts, connecting each end of the carrying pole beam with an operation platform through a steel wire rope, and removing temporary fixing of the operation platform; step 4: synchronously lifting the two operation platforms along the mast antenna by lifting the shoulder pole beam; step 5: after the operation platform is lifted in place, personnel enter the operation platform, and the operation platform and the mast are welded and fixed by utilizing the horizontal support and the inclined support. The application changes the positions of the lifting points of the operation platforms and the lifting appliance, avoids the mast, can lift the two operation platforms at one time, and has convenient operation and high lifting efficiency.
Description
Technical Field
The application relates to the technical field of mast dismantling, in particular to a method for lifting an overhead operation platform by adopting a shoulder pole beam.
Background
The northeast corner side of the roof of a super high-rise building built for many years is provided with a decorative mast, and for some reasons owners decide to dismantle the roof mast. Referring to fig. 1, the mast consists of two symmetrical triangular trusses 1 and independent mast 2 antennas, the total height is about 51.2m, the upper independent mast antenna length is about 21.5m, and the lower triangular truss length is about 29.7m. The distance between the two triangular trusses is 9.3m, and two middle tie bars are arranged between the triangular trusses. All the rods are connected through full welding, the main specifications of the steel pipes are D1300X 20, D1100X 20 and D900X 18, and the total weight of the mast is about 230 tons.
The mast is generally cut and dismantled in a sectioning mode, when the mast is dismantled, an operation platform needs to be installed on the mast for cutting by workers, the operation platform is lifted by using a tower crane in the conventional method, but when a single operation platform is lifted, the lifting point and the lifting appliance of the operation platform are just in conflict with the mast, so that the operation platform cannot be lifted or the operation platform is lifted by using a hoist through a chain block, but the engineering mast is large in independent height, smooth in surface, free of positions where the hoist can be hung, and inconvenient for people to operate.
Disclosure of Invention
The method for lifting the high-altitude operation platform by adopting the shoulder pole beam changes the positions of the lifting points and the lifting appliances of the operation platform, avoids the mast, can lift two operation platforms at one time, and has convenient operation and high lifting efficiency.
The technical problems to be solved are as follows: the conventional practice of mast removal is to use a tower crane to lift the operating platform, but when a single operating platform is lifted, its lifting point and spreader just collide with the mast, rendering the operating platform unable to be lifted.
In order to solve the technical problems, the application adopts the following technical scheme:
the application discloses a method for lifting an overhead operation platform by adopting a shoulder pole beam, which comprises the following steps:
step 1: mounting a bracket for an operation platform at the lower part of the mast;
step 2: the operation platform is divided into two halves for installation, one half is temporarily fixed after being hoisted on a bracket, then the other half is hoisted, and the two halves are integrally assembled after the completion;
step 3: hoisting the carrying pole beam, enabling two ends of the carrying pole beam to be respectively inserted into two masts, respectively connecting each end of the carrying pole beam with an operation platform through four steel wire ropes, and removing temporary fixation of the operation platform to prepare for lifting;
step 4: synchronously lifting the two operation platforms along the mast antenna by lifting the shoulder pole beam;
step 5: after the operation platform is lifted in place, personnel enter the operation platform, a safety steel wire rope is sleeved on a mast, the safety steel wire rope is connected with a mast crawling ladder through a shackle, four locks for fixing the chain blocks are arranged on the safety steel wire rope, one ends of the four chain blocks are connected with the locks, the other ends of the four chain blocks are connected with lifting lugs on the bottom surface of the operation platform, the operation platform is temporarily stable, then the operation platform and the mast are welded and fixed through a horizontal support and an inclined support, and the bottom surface of the operation platform is sealed through a steel plate net.
According to the method for lifting the high-altitude operation platform by adopting the shoulder pole beam, further, four brackets are arranged on each mast and are divided into two groups, the four brackets are symmetrically arranged on two opposite sides of the mast, and angle steel connection is adopted between each group of brackets; the support comprises a horizontal rod piece and an inclined rod piece, wherein one ends of the horizontal rod piece and the inclined rod piece are connected with each other.
The application discloses a method for lifting an aerial operation platform by adopting a shoulder pole beam, which is characterized in that a safety steel wire rope is surrounded on a mast in a specific temporary fixing mode in the step 2 and connected by a shackle, the safety steel wire rope is fixed on a mast cat ladder by a clamping ring, four locks for fixing a chain block are arranged on the safety steel wire rope, one end of the chain block is connected with the locks, the other end of the chain block is connected with the operation platform, and the operation platform is temporarily fixed.
The application discloses a method for lifting an overhead operation platform by adopting a shoulder pole beam, which is further characterized in that the operation platform comprises a bottom support frame, protective fences welded on three sides of the support frame and a steel plate net paved on the support frame, and a channel for a mast to pass through is formed in the middle of the two half operation platforms after the two half operation platforms are assembled.
The application relates to a method for lifting an overhead operation platform by adopting a shoulder pole beam, and further relates to a method for lifting the overhead operation platform by adopting the shoulder pole beam.
According to the method for lifting the high-altitude operation platform by adopting the shoulder pole beam, in the step 4, when the operation platform is lifted, two slide ropes are hung on each operation platform, and a person controls the moving direction and the shaking amplitude of the operation platform through the slide ropes in the process of lifting the operation platform.
In the step 3, when the carrying pole beam is hoisted, one side of the carrying pole beam is firstly close to the mast antenna, one end of the carrying pole beam is firstly inserted into the mast antenna, the other end of the carrying pole beam is assisted by a sliding rope and slowly adjusted, after the carrying pole beam is adjusted, the carrying pole Liang Pingwen is assisted by the sliding rope, and the whole carrying pole beam is horizontally moved to the other side, so that the carrying pole beam is in place.
The application discloses a method for lifting an overhead operation platform by adopting a shoulder pole beam, which is further characterized in that the shoulder pole beam comprises two parallel main beams, inclined struts and horizontal struts, wherein the inclined struts and the horizontal struts are used for connecting the two main beams, U-shaped spaces with outwards openings are respectively formed at two ends of the main beams, an anti-blocking assembly is arranged at the inner side of the end part of the main beam, and the anti-blocking assembly comprises a circular arc section protruding away from one side of the main beam.
Compared with the prior art, the application has the following beneficial effects:
according to the application, the positions of the lifting points and the lifting appliances of the operation platforms are changed by arranging the adaptive shoulder pole beams, so that the masts are avoided, the two operation platforms can be lifted at one time, the operation is convenient, and the lifting efficiency is high; in addition, through setting up the universal wheel on operation platform, can avoid operation platform promotes in-process and mast antenna to block.
The application is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a structure of the background art of the application;
FIG. 2 is a top view of the bracket mounting of the present application;
FIG. 3 is a side view of the mounting of the bracket of the present application;
FIG. 4 is a schematic perspective view of an operating platform of the present application;
FIG. 5 is a top view of the operator's platform according to the present application;
FIG. 6 is a cross-sectional view of an operating platform of the present application;
FIG. 7 is a schematic view of the structure of the universal wheel mounting of the present application;
FIG. 8 is a schematic plan view of a shoulder pole beam of the present application;
FIG. 9 is a schematic view of the mating structure of the main beam and anti-seize assembly of the present application;
FIG. 10 is a schematic view of the structure of an end of a shoulder pole beam of the present application inserted into a mast;
FIG. 11 is a schematic illustration of the positive construction of the shoulder pole Liang Bai of the present application;
FIG. 12 is a schematic view of a translating in-place construction of a shoulder pole beam of the present application;
fig. 13 is a schematic structural view of a lifting operation platform for a shoulder pole beam according to the present application.
Reference numerals:
1. triangular truss; 2. a mast; 3. a bracket; 31. angle steel; 32. a horizontal bar; 33. a tilting lever; 4. an operating platform; 41. a support frame; 42. a guard rail; 43. a channel; 44. a universal wheel; 5. a shoulder pole beam; 51. a main beam; 52. diagonal bracing; 53. a horizontal support; 54. a U-shaped space; 55. an anti-seize assembly; 56. reinforcing the diagonal rods; 6. a horizontal support; 7. and (5) supporting obliquely.
Detailed Description
The application discloses a method for lifting an overhead operation platform by adopting a shoulder pole beam, which comprises the following steps of:
step 1: in combination with fig. 2 and 3, a full scaffold is erected in the range of the triangular truss 1 and is hung with a roof, the roof is hung and attached to the triangular truss 1, the lower part of the mast 2 is provided with a bracket 3 for supporting the operation platform 4 to be assembled at high altitude, each mast 2 is provided with four brackets 3, the four brackets 3 are divided into two groups, the four brackets 3 are symmetrically arranged on two opposite sides of the mast 2, each group of brackets 3 are connected by adopting angle steel 31, the stability of the brackets 3 is ensured, each bracket 3 comprises a horizontal rod piece 32 and an inclined rod piece 33 which are connected at one end, and the horizontal rod piece 32 and the inclined rod piece 33 are welded and fixed with the mast 2.
Step 2: combining fig. 4-7, assembling the operation platform 4 on a roof, dividing the operation platform into two halves for installation, hoisting half of the operation platform onto the bracket 3, temporarily fixing the operation platform by adopting two chain links, hoisting the other half of the operation platform 4, and welding and fixing the two half of the operation platform 4 after the assembly is completed to complete the whole assembly. Specifically, encircle safety wire rope on mast 2 to connect with the shackle, be fixed in on the mast 2 cat ladder with the snap ring safety wire rope, install four tool to lock of fixed chain on safety wire rope, chain one end is connected with the tool to lock, and the other end is connected with operation platform 4, with operation platform 4 temporary fixation.
Each half of operation platform 4 comprises a bottom supporting frame 41, a protective guard 42 welded on the three sides of the bottom supporting frame 41 and a steel plate net paved on the bottom supporting frame 41, the two halves of operation platforms 4 are assembled in the middle to form a channel 43 for the mast 2 to pass through, four corners of the operation platforms 4 are fixedly arranged on the inner side of the channel 43, and universal wheels 44 are arranged on the four corners of the operation platforms 4 and can prevent the operation platforms 4 from being clamped with the mast 2 in the lifting process. Two slide ropes are hung at the bottom of each operation platform 4 respectively and used for controlling the moving direction and the shaking amplitude of the operation platform 4 in the lifting process; personnel are under the operating frame obliquely, and the operating platform 4 is finely adjusted in a range avoiding the operating platform 4.
Step 3: referring to fig. 8-12, a 12 ton roof is used for hoisting a carrying pole beam 5 at four points, one side of the carrying pole beam 5 is close to a mast 2 antenna, one end of the carrying pole beam 5 is inserted into the mast 2 antenna, the other end of the carrying pole beam is assisted by a sliding rope, the carrying pole beam 5 is slowly swung, after being swung, the carrying pole beam 5 is stably and integrally translated to the other side, after the carrying pole beam 5 is in place, a hoisting point of an operation platform 4 is positioned at the center of the mast 2 antenna, each end of the carrying pole beam 5 is connected with the operation platform 4 through four steel wire ropes, and after a temporary connection chain is removed, the carrying pole beam is ready to be lifted.
Specifically, the carrying pole beam 5 comprises two parallel main beams 51, inclined struts 52 and horizontal struts 53 which are connected with the two main beams 51, an outward opening U-shaped space 54 is formed between two ends of the main beams 51 and the horizontal struts 53 at the outermost side respectively, the U-shaped space 54 is used for sleeving the carrying pole beam 5 on the mast 2 antenna, and an anti-blocking assembly 55 is arranged at the inner side of the end part of the main beam 51 and used for preventing the carrying pole beam 5 from being blocked with the mast 2 antenna.
The girder 51 is made of 18-number I-steel, stiffening plates are welded between flange plates of the I-steel, weak-axis bending moment and torque generated by inclined lifting ropes are resisted, stability of the girder 51 is guaranteed, and connecting lug plates for connecting steel wire ropes are welded on the girder 51.
The diagonal braces 52 and the horizontal braces 53 are alternately arranged, and the adjacent diagonal braces 52 are connected to the same end of the horizontal braces 53, so that the stability of the whole shoulder pole beam 5 is ensured; specifically, the diagonal brace 52 and the horizontal brace 53 are made of 14A channel steel.
The anti-seize assembly 55 is arranged at the position where the end part of the shoulder pole beam 5 is easy to seize, the anti-seize assembly 55 comprises U-shaped sections respectively fixedly arranged on the upper side and the lower side of the main beam 51 and a circular arc section protruding from one side of the main beam 51, and two ends of the circular arc section are respectively connected with one end of the U-shaped section, which is away from the main beam 51; specifically, the arc section and the U-shaped section are integrally formed by bending round steel.
Further, a reinforcing diagonal rod 56 is fixedly arranged between the horizontal brace 53 positioned at the outermost side and the main beam 51, so that the stability of the beam body is improved.
Step 4: referring to fig. 13, the roof crane is slowly hooked, two operation platforms 4 are synchronously lifted along the antenna of the mast 2 by lifting the shoulder pole beam 5, four universal wheels 44 on the inner side of the operation platform 4 can prevent the operation platform 4 from being clamped with the mast 2 in the lifting process, and the moving direction of the operation platform 4 is controlled by two slide ropes at the bottom of the operation platform 4.
Step 5: after the operation platform 4 is lifted in place, personnel enter the operation platform 4, a safety belt is hung at a ladder stand of the mast 2, a safety steel wire rope is sleeved on the mast 2, the safety steel wire rope is connected through a shackle, the safety steel wire rope is fixedly connected with the ladder stand of the mast 2 through a clamping ring, four locks with fixed chain links are arranged on the safety steel wire rope, one ends of the four chain links are connected with the locks, the other ends of the four chain links are connected with lifting lugs on the bottom surface of the operation platform 4, the operation platform 4 is temporarily and firmly fixed, then the support frame 41 and the mast 2 are welded and fixed through the horizontal support 6 and the inclined support 7, and the bottom surface of the operation platform 4 is sealed through a steel plate net.
According to the application, the positions of the lifting points and the lifting appliances of the operation platforms 4 are changed by arranging the adaptive shoulder pole beams 5, so that the masts 2 are avoided, the two operation platforms 4 can be lifted at one time, and the operation is convenient and the lifting efficiency is high; furthermore, by providing the gimbal 44 on the operating platform 4, jamming of the antenna with the mast 2 during lifting of the operating platform 4 can be avoided.
The above examples are only illustrative of the preferred embodiments of the present application and are not intended to limit the scope of the present application, and various modifications and improvements made by those skilled in the art to the technical solution of the present application should fall within the scope of protection defined by the claims of the present application without departing from the spirit of the present application.
Claims (6)
1. A method for lifting an overhead operating platform by adopting a shoulder pole beam, comprising the following steps:
step 1: a bracket (3) for an operation platform (4) is arranged at the lower part of the mast (2);
step 2: the operation platform (4) is divided into two halves for installation, one half is temporarily fixed after being hoisted on the bracket (3), then the other half of the operation platform (4) is hoisted, and the two halves of the operation platform (4) are integrally assembled after the completion;
step 3: hoisting the carrying pole beam (5), enabling two ends of the carrying pole beam (5) to be respectively inserted into the two masts (2), connecting each end of the carrying pole beam (5) with the operation platform (4) through four steel wire ropes respectively, and releasing the temporary fixation of the operation platform (4) to prepare for lifting;
specifically, one side of the carrying pole beam (5) is firstly close to an antenna of the mast (2), one end of the carrying pole beam is firstly inserted into the antenna of the mast (2), the other end of the carrying pole beam is assisted by a sliding rope and slowly adjusted, after the carrying pole beam is adjusted, the carrying pole beam (5) is stably assisted by the sliding rope, the whole body of the carrying pole beam is horizontally moved to the other side, and the carrying pole beam (5) is in place;
the shoulder pole beam (5) comprises two main beams (51) which are parallel to each other, inclined struts (52) and horizontal struts (53) which are connected with the two main beams (51), U-shaped spaces (54) with outwards openings are respectively formed at two ends of the main beams (51), anti-blocking assemblies (55) are arranged on the inner sides of the end parts of the main beams (51), the anti-blocking assemblies (55) comprise U-shaped sections which are respectively fixedly arranged on the upper side and the lower side of the main beams (51) and arc sections which are protruded away from one side of the main beams (51), and two ends of each arc section are respectively connected with one end of each U-shaped section which is away from the main beams (51);
step 4: by lifting the shoulder pole beam (5), synchronously lifting the two operation platforms (4) along the antenna of the mast (2);
step 5: after the operation platform (4) is lifted in place, personnel enter the operation platform (4), a safety steel wire rope is sleeved on the mast (2), the safety steel wire rope is connected through a shackle, the safety steel wire rope is connected with a ladder of the mast (2) through a clamping ring, four locks with fixed chain blocks are arranged on the safety steel wire rope, one ends of the four chain blocks are connected with the locks, the other ends of the four chain blocks are connected with lifting lugs on the bottom surface of the operation platform (4), the operation platform (4) is temporarily stable, then the operation platform (4) is welded and fixed with the mast (2) through a horizontal support (6) and an inclined support (7), and the bottom surface of the operation platform (4) is sealed through a steel plate net.
2. A method of lifting an overhead operating platform using a shoulder pole beam according to claim 1, wherein: four brackets (3) are arranged on each mast (2), the four brackets (3) are divided into two groups, the four brackets are symmetrically arranged on two opposite sides of the masts (2), and each group of brackets (3) is connected by adopting angle steel (31); the bracket (3) comprises a horizontal rod piece (32) and an inclined rod piece (33) which are mutually connected at one end.
3. A method of lifting an overhead operating platform using a shoulder pole beam according to claim 1, wherein: the temporary fixing in the step 2 comprises the specific steps of encircling the safety steel wire rope on the mast (2), connecting the safety steel wire rope with a shackle, fixing the safety steel wire rope on a crawling ladder of the mast (2) by using a clamping ring, installing four locks for fixing a chain block on the safety steel wire rope, connecting one end of the chain block with the locks, connecting the other end of the chain block with the operation platform (4), and temporarily fixing the operation platform (4).
4. A method of lifting an overhead operating platform using a shoulder pole beam according to claim 1, wherein: the operation platform (4) comprises a bottom support frame (41), protective guards (42) welded on three sides of the support frame (41) and a steel plate net paved on the support frame (41), and a channel (43) for the mast (2) to pass through is formed in the middle of the two half operation platform (4) after the two half operation platform are assembled.
5. The method for lifting an overhead operating platform using a shoulder pole beam according to claim 4, wherein: and universal wheels (44) are arranged in the channels (43) at four corners of the operation platform (4).
6. A method of lifting an overhead operating platform using a shoulder pole beam according to claim 1, wherein: in the step 4, when the operation platforms (4) are lifted, each operation platform (4) is respectively hung with two slide ropes, and personnel control the moving direction and the shaking amplitude of the operation platforms (4) through the slide ropes in the process of lifting the operation platforms (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210427789.3A CN114809571B (en) | 2022-04-22 | 2022-04-22 | Method for lifting high-altitude operation platform by adopting shoulder pole beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210427789.3A CN114809571B (en) | 2022-04-22 | 2022-04-22 | Method for lifting high-altitude operation platform by adopting shoulder pole beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114809571A CN114809571A (en) | 2022-07-29 |
| CN114809571B true CN114809571B (en) | 2023-09-19 |
Family
ID=82506221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210427789.3A Active CN114809571B (en) | 2022-04-22 | 2022-04-22 | Method for lifting high-altitude operation platform by adopting shoulder pole beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114809571B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201376848Y (en) * | 2009-03-20 | 2010-01-06 | 史胜海 | Large-scale double-tower automatic-elevation hoisting equipment |
| CN102718152A (en) * | 2012-06-28 | 2012-10-10 | 中铁十三局集团第一工程有限公司 | Double-cableway cable crane erecting precast beam structure |
| CN202718376U (en) * | 2012-02-17 | 2013-02-06 | 中建三局建设工程股份有限公司 | Liftable ultrahigh space special-shaped truss construction operation platform |
| CN208167536U (en) * | 2017-10-16 | 2018-11-30 | 中交路桥建设有限公司 | A kind of operation platform removed for bridge temporary support |
| CN211470599U (en) * | 2019-11-20 | 2020-09-11 | 中国二十冶集团有限公司 | Auxiliary carrying pole beam for hoisting |
| CN113336108A (en) * | 2021-04-21 | 2021-09-03 | 中国化学工程第三建设有限公司 | Movable mast tool for dismantling high-altitude tower crane in cooling tower |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2872841A1 (en) * | 2004-07-12 | 2006-01-13 | Fixator Soc Par Actions Simpli | PLATFORM SUPPORT DEVICE FOR ELEVATION OF LOADS OR PEOPLE ALONG A WORK |
| JP6154921B1 (en) * | 2016-01-15 | 2017-06-28 | 日綜産業株式会社 | Gondola for blade maintenance in wind power generators |
-
2022
- 2022-04-22 CN CN202210427789.3A patent/CN114809571B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201376848Y (en) * | 2009-03-20 | 2010-01-06 | 史胜海 | Large-scale double-tower automatic-elevation hoisting equipment |
| CN202718376U (en) * | 2012-02-17 | 2013-02-06 | 中建三局建设工程股份有限公司 | Liftable ultrahigh space special-shaped truss construction operation platform |
| CN102718152A (en) * | 2012-06-28 | 2012-10-10 | 中铁十三局集团第一工程有限公司 | Double-cableway cable crane erecting precast beam structure |
| CN208167536U (en) * | 2017-10-16 | 2018-11-30 | 中交路桥建设有限公司 | A kind of operation platform removed for bridge temporary support |
| CN211470599U (en) * | 2019-11-20 | 2020-09-11 | 中国二十冶集团有限公司 | Auxiliary carrying pole beam for hoisting |
| CN113336108A (en) * | 2021-04-21 | 2021-09-03 | 中国化学工程第三建设有限公司 | Movable mast tool for dismantling high-altitude tower crane in cooling tower |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114809571A (en) | 2022-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010346421B2 (en) | Scaffold and methods for installing or removing such a scaffold | |
| JP2000282691A (en) | Construction method for mounting member on inner wall of high-rise, tower structure, and scaffold device | |
| CN114809571B (en) | Method for lifting high-altitude operation platform by adopting shoulder pole beam | |
| CN114737816B (en) | Mast dismantling method for lifting high-altitude operation platform by adopting shoulder pole beam | |
| JP3049300B2 (en) | Construction method of beam truss in building with overhead traveling crane | |
| CN207568203U (en) | The vertical construction protective device to climb in Core Walls Structure under tower crane | |
| CN112627045A (en) | Hang basket template scissors cat ladder | |
| CN217680749U (en) | Mast is demolishd and is used shoulder pole roof beam | |
| CN220685815U (en) | Operation platform for binding variable-section steel bars of ultrahigh tower column | |
| JP3100574B2 (en) | Suspended scaffold and its erection method | |
| CN221644426U (en) | Self-climbing type multifunctional hoisting system | |
| CN219840354U (en) | Aerial work platform for installing suspended ceiling in ultra-high steel structure | |
| CN215594839U (en) | Station auxiliary device applied to super high-rise steel-concrete structure | |
| CN219621620U (en) | Bridge pier column suspension type symmetrical mounting and dismounting platform | |
| CN216157124U (en) | High altitude faces limit post construction operating means | |
| CN213418440U (en) | Coating operation platform | |
| CN215798038U (en) | Bridge crane safety protection passageway | |
| CN221398659U (en) | Safety operation platform for assembled steel pipe stand column | |
| JP4372674B2 (en) | Dismantling method of ultra-high cylindrical structure | |
| CN212507521U (en) | Telescopic elevator shaft protection device | |
| CN217439509U (en) | Operating platform for high-rise hollow structure internal mold construction | |
| CN111979916B (en) | Cable-stayed bridge tower part suspension construction method and suspension operation platform device | |
| CN211470594U (en) | Anti-falling and anti-climbing device for tower crane | |
| CN213740646U (en) | Bridge deck temporary support for mounting steel box girder | |
| CN215291333U (en) | Safe and economical combined hanging basket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |