CN111877728A - Lifting type movable operation platform for steel structure overhanging construction - Google Patents
Lifting type movable operation platform for steel structure overhanging construction Download PDFInfo
- Publication number
- CN111877728A CN111877728A CN202010672085.3A CN202010672085A CN111877728A CN 111877728 A CN111877728 A CN 111877728A CN 202010672085 A CN202010672085 A CN 202010672085A CN 111877728 A CN111877728 A CN 111877728A
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- platform
- fixed
- steel structure
- moving
- suspension
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- 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
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- 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
- E04G5/00—Component parts or accessories for scaffolds
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/10—Steps or ladders specially adapted for scaffolds
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- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
-
- 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
- E04G2003/283—Mobile scaffolds; Scaffolds with mobile platforms mobile horizontally
-
- 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
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
Abstract
The invention discloses a lifting type mobile operation platform for steel structure cantilever construction, which comprises a mobile platform, a suspension platform, lifting stand columns and a ladder stand, wherein the mobile platform comprises a mobile frame and a plurality of mobile wheels arranged at the bottom of the mobile frame, the suspension platform is arranged below the mobile platform and comprises a suspension frame, a fixed platform and a telescopic platform, the fixed platform is fixed on the suspension frame, the top of the fixed platform is provided with a slide rail, the bottom of the telescopic platform slides on the slide rail through a slide block to be telescopic, a plurality of lifting stand columns are arranged between the mobile platform and the suspension platform, the lifting stand columns are driven to lift through a lifting mechanism, the ladder stand is arranged between the mobile platform and the suspension platform, the ladder stand column comprises side columns, U-shaped steps and annular steps, the U-shaped steps are uniformly distributed at the tops and the bottoms of the side columns, the annular steps are uniformly distributed at the middle parts of the side columns, and the device, the height and the width can be adjusted according to the structure of the steel structure by cantilever, and the construction requirement is met.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a lifting type movable operation platform for steel structure overhanging construction.
Background
In the installation process of the existing steel structure, the installation amount and the welding amount of the embedding section below the steel structure cantilever are large, a construction operation platform needs to be set up in construction, and construction operations such as installation, alignment and welding of the embedding section below the cantilever by constructors are facilitated. However, the part of steel structure is chosen the below outward and is cambered surface or inclined plane structure, and operation platform needs according to steel structure choose below cambered surface or inclined plane outward and prefabricate the platform that the multilayer width differs, just can satisfy the construction needs.
The existing construction operation method mostly adopts a mode of combining a ground movable scaffold, a centralized walkway and a hanging bracket, but the ground movable scaffold is difficult to ensure the safety of high-altitude erection and has high danger in high-altitude operation; the construction platform with the combined mode of the centralized walkways and the hangers is very complicated to install, large in engineering quantity, low in construction efficiency, long in construction period, high in labor intensity and high in danger when being installed and dismantled.
Disclosure of Invention
According to the defects of the prior art, the invention aims to provide the lifting type mobile operation platform for steel structure cantilever construction.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a steel construction is chosen construction over-and-under type and is removed operation platform outward, includes:
the moving platform comprises a moving frame and a plurality of moving wheels arranged at the bottom of the moving frame, and the moving wheels are arranged at the top of the steel structure;
the suspension platform is arranged below the moving platform and comprises a suspension frame, a fixed platform and a telescopic platform, the fixed platform is fixed on the suspension frame, a fixed platform fence is arranged outside the fixed platform, a slide rail is arranged at the top of the fixed platform, the bottom of the telescopic platform slides on the slide rail through a slide block to be telescopic, and a telescopic platform fence is arranged outside the telescopic platform;
the lifting upright columns are arranged between the moving platform and the suspension platform and driven to lift through a lifting mechanism;
the crawling ladder is arranged between the moving platform and the hanging platform and comprises side columns, U-shaped steps and annular steps, the side columns are evenly distributed at intervals to form a crawling ladder support, the U-shaped steps are evenly distributed at the tops and the bottoms of the side columns, and the annular steps are evenly distributed in the middle of the side columns.
Furthermore, a limiting block is arranged on the sliding rail.
Further, the lifting stand column comprises an upper stand column and a lower stand column, the upper stand column is of a hollow cylinder structure, the top of the upper stand column is fixed to the moving frame, the bottom of the lower stand column is fixed to the suspension frame, the upper stand column is connected with the lower stand column through a screw rod, one end of the screw rod is fixed to the lower stand column, the other end of the screw rod extends out of the top of the upper stand column, and the screw rod is driven to lift through a lifting mechanism.
Further, the lifting mechanism is a worm gear lead screw lifter.
Further, the movable wheel comprises a movable support and a roller, the movable support is of a telescopic structure, the top of the movable support is mounted at the bottom of the movable frame, and the roller is mounted at the bottom of the movable support.
Further, the movable supporting column is a double-acting hydraulic cylinder and comprises a rod cavity and a rodless cavity, a first oil port is formed in the rod cavity, and a second oil port is formed in the rodless cavity.
Furthermore, a winch is installed on the suspension platform, a steel wire rope is wound on the winch, and the free end of the steel wire rope is fixed with one fixed end of the top of the steel structure.
Furthermore, a guide wheel is arranged on the moving platform, and the steel wire rope penetrates through the guide wheel to be fixed with one fixed end of the top of the steel structure.
Furthermore, a moving platform fence is arranged on the outer side of the moving platform.
Furthermore, a walkway plate is arranged on the movable frame.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the lifting type movable operation platform for steel structure cantilever construction, the lifting adjustment of the suspension platform is completed through the lifting upright columns, the whole width of the suspension platform is adjusted through the combination of the telescopic platform and the fixed platform, so that the width of the operation platform is adjustable, and meanwhile, the construction requirements of steel structure cantilever surfaces of different specifications are met.
2. According to the lifting type movable operation platform for steel structure cantilever construction, the movable wheels comprise the movable support columns and the idler wheels, the movable support columns are of telescopic structures, when the movable support columns meet obstacles, the multiple groups of movable wheels sequentially cross the obstacles, so that the operation platform can stably cross the obstacles, and the construction efficiency is effectively improved.
3. According to the steel structure cantilever construction lifting type mobile operation platform, the mobile strut is the double-acting hydraulic cylinder, the double-acting hydraulic cylinder forms the alternately telescopic crossing structure, the stable operation of the mobile operation platform is realized, the construction workload of constructors and a large number of crane mechanical shifts are reduced, and the construction cost is saved.
4. According to the lifting type mobile operation platform for steel structure cantilever construction, the winch is installed on the suspension platform, the steel wire rope is wound on the winch, the free end of the steel wire rope is fixed with one fixed end of the top of the steel structure, the mobile platform is driven through the rolling operation of the winch, and then the suspension platform is driven to move, so that the whole operation platform moves.
Drawings
FIG. 1 is a schematic structural view of the present invention for projecting an angle on the outside of a steel structure.
FIG. 2 is a schematic structural view of the present invention showing another angle of the steel structure.
Fig. 3 is a side view of the present invention on the exterior of a steel structure.
Fig. 4 is a schematic structural view of the lifting column of the present invention.
Fig. 5 is a schematic structural view of the connection between the hydraulic station and the moving wheel according to the present invention.
FIG. 6 is a schematic view of the moving wheel of the present invention.
Wherein: 1. a mobile platform; 11. moving the frame; 12. a moving wheel; 121. moving the strut; 1211. a rod cavity; 1212. a rodless cavity; 1213. a first oil port; 1214. a second oil port; 122. a roller; 13. a hydraulic station; 14. a mobile platform fence; 15. a walkway plate; 16. a hand-operated valve;
2. suspending the platform; 21. a suspension frame; 22. a fixed platform; 221. fixing the platform fence; 222. a slide rail; 23. a telescopic platform; 231. a telescopic platform fence;
3. lifting the upright post; 31. an upper upright post; 32. a lower upright post; 33. a screw rod; 34. a worm screw hoist; 35. a diverter; 36. a connecting rod; 37. a drive motor;
4. climbing a ladder; 41. side columns; 42. a U-shaped step; 43. an annular step; 44. vertical braces;
5. a winch;
6. carrying out steel structure outward;
7. and (5) pulling the plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1-3, a steel structure overhanging construction lifting type mobile operation platform comprises a mobile platform 1, a suspension platform 2, a lifting upright post 3 and a ladder stand 4.
Referring to fig. 1-3, moving platform 1 includes moving frame 11 and a plurality of removal wheels 12 of establishing in moving frame 11 bottom, and removal wheels 12 establishes at the steel construction top, and moving platform 1 arranges the steel construction top of choosing outward in for support steel construction and choose construction over-and-under type mobile operation platform outward, during the use, utilizes the loop wheel machine to install stores pylon moving platform 1 on the steel construction is chosen outward.
Referring to fig. 1-3, the suspension platform 2 is disposed below the moving platform 1, the suspension platform 2 includes a suspension frame 21, a fixed platform 22 and a telescopic platform 23, the fixed platform 22 is fixed on the suspension frame 21, a fixed platform fence 221 is disposed on the outer side of the fixed platform 22, a slide rail 222 is disposed on the top of the fixed platform 22, the bottom of the telescopic platform 23 slides on the slide rail 222 through a slide block to be telescopic, and a telescopic platform fence 231 is disposed on the outer side of the telescopic platform 23. Because the steel construction below of encorbelmenting inlays the section installation volume, welding volume great, suspension platform 2 is used for constructor to carry out the construction to steel construction below of encorbelmenting inlays the section. Through setting up fixed platform rail 221 and flexible platform rail 231, can protect constructor, increase the security of this device.
Referring to fig. 1 to 3, a plurality of lifting columns 3 are arranged between the moving platform 1 and the suspension platform 2, and the lifting columns 3 are driven to lift through a lifting mechanism 34. Because the part steel construction below of choosing outward is cambered surface or inclined plane structure, when using this device, can choose the shape of below outward through elevating system 34 drive lift stand 3 to go up and down according to the steel construction, make and hang platform 2 and adapt to the shape of steel construction below of choosing outward, make things convenient for constructor to choose the below to the steel construction and inlay the benefit section and construct.
Referring to fig. 1-3, cat ladder 4 is established between moving platform 1 and suspension platform 2, including side column 41, U-shaped 42 and the annular 43 of marking time, a plurality of side columns 41 evenly arrange at a certain distance apart and form cat ladder 4 support, and a plurality of U-shaped 42 of marking time evenly arrange in the top and the bottom of side column 41, and a plurality of annular 43 of marking time evenly arrange in the middle part of side column 41, make things convenient for constructor to climb in all directions.
In the invention, two side columns 41 are fixed between a moving platform 1 and a suspension platform 2 at a certain distance, a plurality of U-shaped steps 42 are uniformly distributed at the tops and the bottoms of the two side columns 41, a plurality of annular steps 43 are uniformly distributed at the middle parts of the two side columns 41, and a plurality of vertical braces 44 are uniformly distributed between the two side columns 41 to play a role in reinforcement.
In order to prevent the telescopic platform 23 from falling, the slide rail 222 is provided with a limit block for limiting the position of the telescopic platform 23.
Referring to fig. 4, many lift stands 3 have evenly arranged between moving platform 1 and the suspension platform 2, moving platform 1 and suspension platform 2, many lift stands 3 are the C font, lift stand 3 includes last stand 31 and lower stand 32, it fixes on moving frame 11 for hollow cylinder structure and top to go up stand 31, lower stand 32 bottom is fixed on suspension frame 21, it connects through lead screw 33 to go up stand 31 and lower stand 32, lead screw 33 one end is fixed with lower stand 32, the other end stretches out from last stand 31 top, lead screw 33 goes up and down through the elevating system drive, and then drive lower stand 32 and go up and down, thereby adjust the distance between suspension platform 2 and moving platform 1, make suspension platform 2 adapt to the shape of the outer below of choosing of steel construction, make things convenient for constructor to choose the below to build the section outside the steel construction.
Elevating system is worm wheel lead screw lift 34, and a plurality of worm wheel lead screw lifts are installed on moving frame 11, and every worm wheel lead screw lift 34 drives a lead screw 33 and goes up and down, when adjusting suspension platform 2 and go up and down, adjusts many lead screws 33 simultaneous movement through a plurality of worm wheel lead screw lifts 34 to guarantee the stability that suspension platform 2 goes up and down.
In order to adjust the motion of a plurality of worm screw lifters 34 simultaneously, the moving frame is further provided with a driving motor 37, a steering gear 35 and a connecting rod 36, rotating shafts of turbines in adjacent worm screw lifters 34 extend outwards and are connected through the connecting rod 36, so that the worm screw lifters 34 are connected in series, the driving motor 37 is in power transmission connection with the steering gear 35, one connecting rod 36 is arranged on the steering gear 35, the driving motor 37 drives the steering gear 35 to drive the connecting rod to rotate, the worm screw lifters 34 are further driven to move simultaneously, the plurality of screws 33 are adjusted to move simultaneously, and the lifting stability of the suspension platform 2 is further ensured.
In addition, the steel structure is chosen outward to be the multistage structure of assembling, need adopt the arm-tie to carry out the temporary connection between two sections, has formed certain hindrance on choosing the surface outward, leads to the stores pylon operation platform to move the in-process forward and is hindered. The present invention spans obstacles by moving the wheels 12.
Referring to fig. 5 and 6, at least three sets of moving wheels 12 are disposed on the moving platform 1, each moving wheel 12 includes a moving support 121 and a roller 122, the moving support 121 is a telescopic structure, the top of the moving support 121 is mounted at the bottom of the moving frame 11, and the roller 122 is mounted at the bottom of the moving support 121. When meeting the obstacle, the multiple sets of moving wheels 12 sequentially cross the obstacle, specifically, when one set of moving wheels 12 crosses the obstacle, the rest sets of moving wheels 12 support the moving platform 1 to prevent the moving platform 1 from tilting.
Specifically, the operating platform is provided with a hydraulic station 13, the movable support column 121 is a double-acting hydraulic cylinder, the hydraulic station 13 supplies oil to the double-acting hydraulic cylinder, the movable support column 121 comprises a rod cavity 1211 and a rodless cavity 1212, the rod cavity 1211 is provided with a first oil port 1213, and the rodless cavity 1212 is provided with a second oil port 1214. When the first oil port 1213 is filled with pressure oil and the second oil port 1214 is returned, the piston rod moves downwards; when the second port enters the pressure oil and the first port returns to the oil tank, the piston rod moves upwards. The two double-acting hydraulic cylinders are in a group and are respectively connected with the hydraulic station 13 through a joint and a high-pressure hose to respectively control the inlet and outlet of pressure oil of the first oil port 1213 and the second oil port 1214. In this embodiment, the bottom of the cylinder of the double acting hydraulic cylinder is connected to the roller 122, and the top of the piston rod is connected to the moving frame 11. The barrier is stably crossed by the movable platform 1 through the alternate crossing of a plurality of groups of double-acting hydraulic cylinders.
In the present invention, each set of moving wheels 12 controls the switching of the pressurized oil by a hand-operated valve 16.
The invention forms an alternately telescopic crossing structure through the double-acting hydraulic cylinder, realizes the stable operation of the operating platform, reduces the construction workload of constructors and a large number of crane mechanical shifts, and saves the construction cost.
In order to make the operation platform move on the steel structure, referring to fig. 1 and 3, a winch 5 is installed on the suspension platform 2, a steel wire rope is wound on the winch 5, and the free end of the steel wire rope is fixed with one fixed end of the top of the steel structure. The moving platform 1 is driven through the rolling operation of the winch 5, and then the suspension platform 2 is driven to move, so that the whole operation platform moves.
In order to limit the direction of a steel wire rope in the winch 5, a guide wheel is arranged on the moving platform 1, and the steel wire rope penetrates through the guide wheel and is fixed with one fixed end at the top of the steel structure.
In the invention, the winch 5 is a manual winch which is rope twisting equipment with a gear set labor-saving structure and has a self-locking function, the moving platform 1 and the suspension platform 2 are driven to move by manually twisting ropes, and the manual winch is automatically locked when the operation is stopped. The manual winch is arranged on the suspension platform 2 through a support, the free end of a steel wire rope on the manual winch is arranged on a fixed end of the steel structure in an outward-protruding mode by bypassing the guide pulley, and the moving platform 1 and the suspension platform 2 are driven to move through rolling operation of the manual winch.
In order to protect the construction personnel to construct on the mobile platform 1, the mobile platform fence 14 is arranged outside the mobile platform 1, so that the construction personnel can be protected, and the safety of the device is improved. The moving frame 11 is provided with a walkway plate 15 for an applicator worker to perform construction work.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a steel construction is chosen construction over-and-under type and is removed operation platform outward which characterized in that includes:
the moving platform comprises a moving frame and a plurality of moving wheels arranged at the bottom of the moving frame, and the moving wheels are arranged at the top of the steel structure;
the suspension platform is arranged below the moving platform and comprises a suspension frame, a fixed platform and a telescopic platform, the fixed platform is fixed on the suspension frame, a fixed platform fence is arranged outside the fixed platform, a slide rail is arranged at the top of the fixed platform, the bottom of the telescopic platform slides on the slide rail through a slide block to be telescopic, and a telescopic platform fence is arranged outside the telescopic platform;
the lifting upright columns are arranged between the moving platform and the suspension platform and driven to lift through a lifting mechanism;
the crawling ladder is arranged between the moving platform and the hanging platform and comprises side columns, U-shaped steps and annular steps, the side columns are evenly distributed at intervals to form a crawling ladder support, the U-shaped steps are evenly distributed at the tops and the bottoms of the side columns, and the annular steps are evenly distributed in the middle of the side columns.
2. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: and a limiting block is arranged on the sliding rail.
3. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: the lifting stand column comprises an upper stand column and a lower stand column, the upper stand column is of a hollow cylinder structure, the top of the upper stand column is fixed on the movable frame, the bottom of the lower stand column is fixed on the suspension frame, the upper stand column is connected with the lower stand column through a screw rod, one end of the screw rod is fixed with the lower stand column, the other end of the screw rod extends out of the top of the upper stand column, and the screw rod is driven to lift through a lifting mechanism.
4. The lifting type mobile operation platform for steel structure cantilever construction according to claim 3, wherein: the lifting mechanism is a worm gear lead screw lifter.
5. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: the movable wheel comprises a movable support and a roller, the movable support is of a telescopic structure, the top of the movable support is mounted at the bottom of the movable frame, and the roller is mounted at the bottom of the movable support.
6. The lifting type mobile operation platform for steel structure cantilever construction according to claim 5, wherein: the movable supporting column is a double-acting hydraulic cylinder and comprises a rod cavity and a rodless cavity, a first oil port is formed in the rod cavity, and a second oil port is formed in the rodless cavity.
7. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: the suspension platform is provided with a winch, a steel wire rope is wound on the winch, and the free end of the steel wire rope is fixed with one fixed end of the top of the steel structure.
8. The lifting type mobile operation platform for steel structure cantilever construction according to claim 7, wherein: the movable platform is provided with a guide wheel, and the steel wire rope penetrates through the guide wheel to be fixed with one fixed end at the top of the steel structure.
9. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: and a moving platform fence is arranged on the outer side of the moving platform.
10. The lifting type mobile operation platform for steel structure cantilever construction according to claim 1, wherein: and a walkway plate is arranged on the movable frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672085.3A CN111877728A (en) | 2020-07-14 | 2020-07-14 | Lifting type movable operation platform for steel structure overhanging construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672085.3A CN111877728A (en) | 2020-07-14 | 2020-07-14 | Lifting type movable operation platform for steel structure overhanging construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111877728A true CN111877728A (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010672085.3A Pending CN111877728A (en) | 2020-07-14 | 2020-07-14 | Lifting type movable operation platform for steel structure overhanging construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN111877728A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114109006A (en) * | 2021-11-25 | 2022-03-01 | 承达创建建设工程有限公司 | Construction vehicle for construction and maintenance of building side wall |
| CN114525738A (en) * | 2022-03-09 | 2022-05-24 | 浙江宜路工程管理咨询集团有限公司 | Portable road bridge construction safety device |
| CN114109006B (en) * | 2021-11-25 | 2024-04-26 | 承达创建建设工程有限公司 | Construction vehicle for construction and maintenance of building side wall |
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| JP2009235687A (en) * | 2008-03-26 | 2009-10-15 | Ps Mitsubishi Construction Co Ltd | Form supporting device for constructing pc (prestressed concrete) bridge overhang |
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| CN210368648U (en) * | 2019-05-31 | 2020-04-21 | 湖北长江路桥股份有限公司 | Hanging basket type bridge construction platform convenient to adjust |
| CN111232122A (en) * | 2020-01-13 | 2020-06-05 | 黄鑫波 | Oil storage tank capable of quickly filtering oil for ships |
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| JP2009235687A (en) * | 2008-03-26 | 2009-10-15 | Ps Mitsubishi Construction Co Ltd | Form supporting device for constructing pc (prestressed concrete) bridge overhang |
| CN207984348U (en) * | 2018-03-30 | 2018-10-19 | 合肥海闻自动化设备有限公司 | A kind of platform mechanism for mobile phone shell Portable industrial figure punch |
| CN209538643U (en) * | 2018-09-27 | 2019-10-25 | 广东博智林机器人有限公司 | A kind of lifting platform |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109006A (en) * | 2021-11-25 | 2022-03-01 | 承达创建建设工程有限公司 | Construction vehicle for construction and maintenance of building side wall |
| CN114109006B (en) * | 2021-11-25 | 2024-04-26 | 承达创建建设工程有限公司 | Construction vehicle for construction and maintenance of building side wall |
| CN114525738A (en) * | 2022-03-09 | 2022-05-24 | 浙江宜路工程管理咨询集团有限公司 | Portable road bridge construction safety device |
| CN114525738B (en) * | 2022-03-09 | 2024-03-08 | 浙江宜路工程管理咨询集团有限公司 | Movable road bridge construction safety protection device |
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Application publication date: 20201103 |
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| RJ01 | Rejection of invention patent application after publication |