CN115072632A - A inside support for inspection of spherical storage tank - Google Patents
A inside support for inspection of spherical storage tank Download PDFInfo
- Publication number
- CN115072632A CN115072632A CN202210705866.7A CN202210705866A CN115072632A CN 115072632 A CN115072632 A CN 115072632A CN 202210705866 A CN202210705866 A CN 202210705866A CN 115072632 A CN115072632 A CN 115072632A
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- 238000003860 storage Methods 0.000 title claims abstract description 45
- 238000007689 inspection Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to the technical field of chemical storage tank inspection, in particular to an internal support for inspecting a spherical storage tank, which comprises a base and a cylinder, wherein the cylinder is arranged on the base; the fixing plates are symmetrically arranged on two sides of the column body; the telescopic plate is arranged at the top of the fixed plate, one end of the telescopic plate is fixedly connected with the column body, and the other end of the telescopic plate is fixedly connected with the fixed plate; the telescopic frame is arranged below the telescopic plate, one end of the telescopic frame is connected with the cylinder in a sliding mode, the other end of the telescopic frame is connected with the fixed plate in a sliding mode, the fixed plate is driven by the telescopic frame to move, the telescopic plate synchronously moves along with the movement of the fixed plate, a worker can stand on the telescopic plate to inspect the interior of the spherical storage tank, different positions in the storage tank can be inspected through the support, the inspection efficiency is improved, the fixed block is driven by the driving mechanism to rotate until the adjusting column rotates to the horizontal direction, then the clamping block is driven by the first linear displacement mechanism to move until the clamping block moves to abut against the inner wall of the storage tank, and therefore the stability of the support is improved.
Description
Technical Field
The invention relates to the technical field of chemical storage tank inspection, in particular to an internal support for inspecting a spherical storage tank.
Background
The spherical storage tank is a storage tank with a spherical shell, mainly comprises a spherical shell, a support and auxiliary components, the spherical shell structure comprises 3 types of single-layer, double-layer and multi-layer structures, the spherical shell is formed by welding a plurality of spherical sheet plates which are pre-pressed into a certain shape, the spherical tank array plates are mainly in a belt type and a football type, and the support is in a support type, a semi-embedded type, a skirt type and the like.
The spherical tank is a large-capacity and pressure-bearing spherical storage container and is widely applied to the departments of petroleum, chemical industry, metallurgy and the like. Compared with a cylindrical container (namely a common storage tank), the spherical tank has the advantages that the thickness of the shell wall is only half of that of the cylindrical container under the same diameter and pressure, the steel consumption is saved, the occupied area is small, and the basic engineering is simple. But the manufacturing, welding and assembling requirements of the spherical tank are strict, the inspection workload is large, the manufacturing cost is higher, and a scaffold needs to be built in the storage tank for construction when the interior of the storage tank is inspected.
At present when examining spherical storage tank, need set up the scaffold frame in spherical storage tank inside usually and construct, comparatively troublesome, influenced the efficiency of inspection to a certain extent to still need dismantle scaffold frame after the inspection is accomplished, it is very inconvenient to spend time longer operation.
Disclosure of Invention
The invention provides an internal support for spherical storage tank inspection, which aims to solve the problems that a scaffold is required to be erected inside a spherical storage tank for construction, the construction is troublesome and the inspection efficiency is influenced to a certain extent when the spherical storage tank is inspected at present.
In order to achieve the above object, the technical solution of the present invention is as follows.
The invention provides an internal support for spherical storage tank inspection, which comprises a base and further comprises:
the column body is arranged on the base;
the fixing plates are symmetrically arranged on two sides of the column body;
the telescopic plate is arranged at the top of the fixed plate, one end of the telescopic plate is fixedly connected with the column body, and the other end of the telescopic plate is fixedly connected with the fixed plate;
the telescopic frame is arranged below the telescopic plate, one end of the telescopic frame is connected with the column body in a sliding mode, and the other end of the telescopic frame is connected with the fixed plate in a sliding mode.
Preferably, a first chute has been seted up to one side that the fixed plate is close to the cylinder, the second chute has been seted up to the position relative with first chute on the cylinder outer wall, and the one end of expansion bracket slides and sets up in first chute, and the other one end slides and sets up in the second chute, the expansion bracket is cut fork expansion bracket, the second chute internal fixation is provided with the push rod motor, and the movable piece of push rod motor is articulated with the tip that cuts fork expansion bracket and correspond for the drive is cut fork expansion bracket and is stretched out and drawn back.
Preferably, the top fixedly connected with dead lever of two lateral walls that the cylinder is adjacent with the expansion plate, rotate on the dead lever and be connected with the fixed block, be provided with on the cylinder and be used for driving the fixed block along dead lever pivoted actuating mechanism, fixed block bottom fixedly connected with adjusts the post, and the bottom sliding connection who adjusts the post has the clamp splice, is provided with first linear displacement mechanism on adjusting the post, and first linear displacement mechanism's movable piece and clamp splice fixed connection.
Preferably, adjust the post and be hollow structure and adjust the capital portion and be equipped with the opening, first linear displacement mechanism includes the pneumatic cylinder, and fixed the setting is top in adjusting the post, and the lower extreme fixedly connected with slip post of pneumatic cylinder slides and sets up in the inside of adjusting the post, the lower extreme fixedly connected with clamp splice of slip post.
Preferably, actuating mechanism includes the spool, and the rotating turret is established in the top of cylinder and is close to one side of fixed block, and the one end hub connection of spool has driving motor, and driving motor is fixed to be set up at the top of cylinder, around being equipped with the coiling rope on the spool, the one end and the spool fixed connection of coiling rope, one side fixed connection of fixed block is kept away from with the regulation post to one end in addition.
Preferably, the bottom of the clamping block is in an arc shape matched with the shape of the inner wall of the spherical storage tank.
Preferably, the cylinder is internally provided with a hollow channel, the bottom of the cylinder is provided with an opening, a fixed column is fixedly arranged on the base, the cylinder is sleeved on the fixed column in a sliding manner, and a second linear displacement mechanism used for driving the cylinder to move up and down is arranged on the fixed column.
Preferably, the fixed column is of a hollow structure, an air inlet is formed in the bottom of the fixed column, the second linear displacement mechanism comprises an air pump, the air pump is fixedly arranged in the fixed column, an air outlet pipe of the air pump penetrates out of the top of the fixed column and extends into a gap between the column body and the fixed column, and a sealing ring is fixedly connected to the outer peripheral face of the top of the fixed column.
Preferably, the four corners of the bottom of the base are provided with movable wheels.
The internal support for the inspection of the spherical storage tank, provided by the invention, has the following beneficial effects:
1. according to the invention, the fixed plate is driven to move by the expansion bracket, the expansion plate synchronously moves along with the movement of the fixed plate, a worker can stand on the expansion plate to inspect the interior of the spherical storage tank, different positions in the storage tank can be inspected by the bracket, meanwhile, the process of erecting a scaffold is avoided, the inspection efficiency is improved, and the use is more convenient.
2. According to the invention, the winding rope is wound by driving the winding shaft to rotate through the work of the driving motor, the adjusting column starts to rotate along the fixed rod as a circle center through the rotating action between the fixed block and the fixed rod, until the adjusting column is parallel to the base, the driving motor stops working, then the hydraulic cylinder works to drive the sliding column to move in the adjusting column until the clamping block at one end of the sliding column is contacted with the inner wall of the storage tank, the support is fixed in the storage tank, and the stability of the support is enhanced.
3. According to the invention, air in the fixed column is conveyed to the space between the column body and the fixed column through the air outlet pipe by the working of the air pump, the pressure intensity in the column body is increased, the gravity action of the column body is overcome to drive the column body to move upwards, the moving distance of the column body is controlled by controlling the pressure intensity in the column body, and the purpose of adjusting the height of the support is further achieved, and different heights and different positions in the storage tank can be inspected through the support.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top perspective view of the present invention;
FIG. 3 is a perspective view of the telescoping mast of the present invention;
FIG. 4 is an exploded view of the interior of the column of the present invention;
FIG. 5 is an exploded view of the interior of the conditioning column of the present invention;
fig. 6 is an expanded view of the present invention.
Description of reference numerals:
1. a base; 2. a cylinder; 3. a moving wheel; 4. a telescopic frame; 5. a fixing plate; 6. a first chute; 7. a retractable plate; 8. an adjustment column; 9. a drive motor; 10. a reel; 11. a second chute; 12. a push rod motor; 13. a telescopic rod; 14. fixing a column; 15. a seal ring; 16. an air pump; 17. an air outlet pipe; 18. winding the rope; 19. fixing the rod; 20. a fixed block; 21. a sliding post; 22. a clamping block; 23. a hydraulic cylinder; 24. a slide bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-6, an embodiment of the present invention provides an internal support for spherical tank inspection, which includes a base 1, as shown in fig. 2, and a column 2, disposed on the base 1; the fixed plates 5 are symmetrically arranged at two sides of the column body 2; the telescopic plate 7 is arranged at the top of the fixed plate 5, one end of the telescopic plate is fixedly connected with the column body 2, and the other end of the telescopic plate is fixedly connected with the fixed plate 5; the expansion bracket 4 is arranged below the expansion plate 7, one end of the expansion bracket is connected with the column body 2 in a sliding way, and the other end of the expansion bracket is connected with the fixed plate 5 in a sliding way.
Drive fixed plate 5 through expansion bracket 4 and remove, expansion plate 7 also along with fixed plate 5's removal is flexible in step, and the workman can stand on expansion plate 7 and examine spherical storage tank inside.
Further, a first chute 6 is formed in one side, close to the cylinder 5, of the fixing plate 5, a second chute 11 is formed in the outer wall of the cylinder 2, opposite to the first chute 6, one end of the telescopic frame 4 is slidably arranged in the first chute 6, the other end of the telescopic frame is slidably arranged in the second chute 11, the telescopic frame 4 selects the scissor-type telescopic frame, as shown in fig. 3, a push rod motor 12 is fixedly arranged in the second chute 11, and a moving part of the push rod motor 12 is hinged to the end part, corresponding to the scissor-type telescopic frame 4, and is used for driving the scissor-type telescopic frame to stretch.
The push rod motor 12 works to drive the telescopic rod 13 to extend or contract, so as to drive the two ends of the adjacent side of the telescopic frame 4 and the column body 2 to respectively slide in the second sliding grooves 11, and the length of the telescopic frame 4 can be adjusted.
As shown in fig. 5, in order to enhance the stability of the bracket, a fixing rod 19 is fixedly connected to the top of two side walls of the cylinder 2 adjacent to the expansion plate 7, a fixing block 20 is rotatably connected to the fixing rod 19, a driving mechanism for driving the fixing block 20 to rotate along the fixing rod 19 is arranged on the cylinder 2, an adjusting column 8 is fixedly connected to the bottom of the fixing block 20, a clamping block 22 is slidably connected to the bottom of the adjusting column 8, a first linear displacement mechanism is arranged on the adjusting column 8, and a moving member of the first linear displacement mechanism is fixedly connected to the clamping block 22.
Drive fixed block 20 through actuating mechanism and rotate, drive and adjust post 8 and rotate until adjusting post 8 and rotate to the horizontal direction, later first linear displacement mechanism drives clamp splice 22 and removes towards the direction that deviates from and adjusts post 8, until removing to the inner wall that tightly supports the storage tank to the stability of reinforcing support.
Further, adjust post 8 and be equipped with the opening for hollow structure and adjust the post 8 bottom, as shown in fig. 5, first linear displacement mechanism includes pneumatic cylinder 23, and fixed the setting is top in adjusting post 8, and slide bar 24 fixedly connected with slip post 21 of the lower extreme of pneumatic cylinder 23, slip post 21 slide and set up in the inside of adjusting post 8, the lower extreme and the clamp splice 22 fixed connection of slip post 21, the bottom shape of clamp splice 22 can set up to the arc with the inner wall shape assorted of spherical storage tank.
Further, the driving mechanism comprises a reel 10, the rotating frame is arranged on one side, close to the fixing block 20, of the top of the cylinder 2, one end of the reel 10 is connected with a driving motor 9 in a shaft mode, the driving motor 9 is fixedly arranged on the top of the cylinder 2, a winding rope 18 is wound on the reel 10, one end of the winding rope 18 is fixedly connected with the reel 10, and the other end of the winding rope is fixedly connected with one side, far away from the fixing block 20, of the adjusting column 8.
As shown in fig. 6, the driving motor 9 drives the reel 10 to rotate to wind the winding rope 18, through the rotating action between the fixed block 20 and the fixed rod 19, so that the adjusting column 8 starts to rotate along the fixed rod 19 as a circle center, until the adjusting column 8 is parallel to the base 1, the driving motor 9 stops working, the hydraulic cylinder 23 works to extend the sliding rod 24, and further the sliding column 21 is driven to move inside the adjusting column 8, until the clamping block 22 at one end of the sliding column 21 contacts with the inner wall of the storage tank, the support is fixed inside the storage tank, the adjusting column 8 can be folded on two sides of the column body 2 through reverse operation, and automatic folding and storage are not required to be disassembled after the inspection is finished.
Furtherly, 2 inside cavity passageways that are provided with of cylinder, and 2 bottoms of cylinder are equipped with the opening, and the fixed column 14 that is provided with on the base 1, 2 slip covers of cylinder are established on fixed column 14, are provided with on the fixed column 14 to be used for driving the second straight line displacement mechanism that cylinder 2 reciprocated.
Further, fixed column 14 is hollow structure, and the air inlet has been seted up to the bottom of fixed column 14, as shown in fig. 4, and second straight line displacement mechanism includes air pump 16, and fixed the setting is in the inside of fixed column 14, and the outlet duct 17 of air pump 16 is worn out from the top of fixed column 14 and is extended to in the gap between cylinder 2 and fixed column 14, and the top peripheral face fixedly connected with sealing ring 15 of fixed column 14.
Carry the inside air of fixed column 14 to cylinder 2 and fixed column 14 between through air pump 16 work through outlet duct 17, the increase of 2 inside pressures of cylinder, the action of gravity of overcoming cylinder 2 drives cylinder 2 rebound, the distance that cylinder 2 removed is controlled to the size of the pressure through 2 inside controls cylinders, and then reach the purpose of adjustment support height, can examine the inside not co-altitude of storage tank and co-location through this support, avoided the process of setting up the scaffold simultaneously.
Further, the four corners of the bottom of the base 1 are provided with moving wheels 3, so that the position can be moved conveniently.
Principle of operation
The driving motor 9 works to drive the reel 10 to rotate to wind the winding rope 18, the adjusting column 8 starts to rotate around the fixed rod 19 serving as a circle center through the rotating action between the fixed block 20 and the fixed rod 19 until the adjusting column 8 is parallel to the base 1, the driving motor 9 stops working, then the hydraulic cylinder 23 works to enable the sliding rod 24 to extend, the sliding column 21 is further driven to move inside the adjusting column 8 until the clamping block 22 at one end of the sliding column 21 is in contact with the inner wall of the storage tank, the support is fixed inside the storage tank, the adjusting column 8 can be folded on two sides of the column body 2 through reverse operation, and automatic folding and storage are not needed to be disassembled after inspection is finished; the telescopic rod 13 is driven to extend or contract through the work of the push rod motor 12, so that the two ends of the adjacent side of the telescopic frame 4 and the cylinder 2 are driven to respectively slide in the second sliding grooves 11, the length of the telescopic frame 4 can be adjusted, meanwhile, the telescopic frame 4 drives the fixed plate 5 to move, the telescopic plate 7 also synchronously moves along with the movement of the fixed plate 5, and a worker can stand on the telescopic plate 7 to inspect the interior of the spherical storage tank; carry the inside air of fixed column 14 to between cylinder 2 and fixed column 14 through outlet duct 17 through 16 work of air pump, the increase of 2 inside pressures of cylinder, the action of gravity of overcoming cylinder 2 drives cylinder 2 rebound, through the distance that 2 inside pressure size control cylinders of control cylinder 2 removed, and then reach the purpose of adjustment support height, can inspect the inside not co-altitude of storage tank and different positions through this support, the process of setting up the scaffold has been avoided simultaneously.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An internal support for spherical tank inspection, comprising a base (1), characterized in that it further comprises:
the column body (2) is arranged on the base (1);
the fixing plates (5) are symmetrically arranged on two sides of the column body (2);
the telescopic plate (7) is arranged at the top of the fixed plate (5), one end of the telescopic plate is fixedly connected with the column body (2), and the other end of the telescopic plate is fixedly connected with the corresponding fixed plate (5);
the telescopic frame (4) is arranged below the telescopic plate (7), one end of the telescopic frame is connected with the column body (2) in a sliding mode, and the other end of the telescopic frame is connected with the fixed plate (5) in a sliding mode.
2. The inner support for inspecting the spherical storage tank according to claim 1, wherein a first sliding groove (6) is formed in one side of the fixing plate (5) close to the cylinder (5), a second sliding groove (11) is formed in the outer wall of the cylinder (2) opposite to the first sliding groove (6), one end of the telescopic frame (4) is slidably arranged in the first sliding groove (6), the other end of the telescopic frame is slidably arranged in the second sliding groove (11), the telescopic frame (4) is a scissor type telescopic frame, a push rod motor (12) is fixedly arranged in the second sliding groove (11), and a moving part of the push rod motor (12) is hinged to the corresponding end part of the scissor type telescopic frame to drive the scissor type telescopic frame to stretch and retract.
3. The inner support for inspecting the spherical storage tank as claimed in claim 1, wherein a fixed rod (19) is fixedly connected to the top of the two side walls of the cylinder (2) adjacent to the expansion plate (7), a fixed block (20) is rotatably connected to the fixed rod (19), a driving mechanism for driving the fixed block (20) to rotate along the fixed rod (19) is arranged on the cylinder (2), an adjusting column (8) is fixedly connected to the bottom of the fixed block (20), a clamping block (22) is slidably connected to the bottom of the adjusting column (8), a first linear displacement mechanism is arranged on the adjusting column (8), and a movable member of the first linear displacement mechanism is fixedly connected to the clamping block (22).
4. The inner support for inspecting the spherical storage tank is characterized in that the adjusting column (8) is of a hollow structure, an opening is formed in the bottom of the adjusting column (8), the first linear displacement mechanism comprises a hydraulic cylinder (23) fixedly arranged at the top in the adjusting column (8), a sliding column (21) is fixedly connected to the lower end of the hydraulic cylinder (23), the sliding column (21) is slidably arranged in the adjusting column (8), and the lower end of the sliding column (21) is fixedly connected with the clamping block (22).
5. The inner support for spherical tank inspection according to claim 3, characterized in that the driving mechanism comprises a reel (10), the rotating frame is arranged on one side of the top of the cylinder (2) close to the fixed block (20), one end of the reel (10) is connected with a driving motor (9) in a shaft mode, the driving motor (9) is fixedly arranged on the top of the cylinder (2), a winding rope (18) is wound on the reel (10), one end of the winding rope (18) is fixedly connected with the reel (10), and the other end of the winding rope is fixedly connected with one side of the adjusting column (8) far away from the fixed block (20).
6. An internal support for spherical tank inspection according to claim 3, characterized in that the bottom shape of the clamp blocks (22) is set to be an arc shape matching the shape of the inner wall of the spherical tank.
7. The inner support for spherical storage tank inspection according to claim 1, characterized in that a hollow channel is arranged inside the column body (2), an opening is arranged at the bottom of the column body (2), a fixed column (14) is fixedly arranged on the base (1), the column body (2) is slidably sleeved on the fixed column (14), and a second linear displacement mechanism for driving the column body (2) to move up and down is arranged on the fixed column (14).
8. The internal support for inspecting the spherical storage tank as claimed in claim 7, wherein the fixed column (14) is a hollow structure, an air inlet is formed in the bottom of the fixed column (14), the second linear displacement mechanism comprises an air pump (16) fixedly arranged inside the fixed column (14), an air outlet pipe (17) of the air pump (16) penetrates out of the top of the fixed column (14) and extends into a gap between the column body (2) and the fixed column (14), and a sealing ring (15) is fixedly connected to the outer peripheral surface of the top of the fixed column (14).
9. An internal support for spherical tank inspection according to claim 1, characterized in that the four corners of the bottom of the base (1) are provided with moving wheels (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210705866.7A CN115072632B (en) | 2022-06-21 | 2022-06-21 | Internal support for testing spherical storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210705866.7A CN115072632B (en) | 2022-06-21 | 2022-06-21 | Internal support for testing spherical storage tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115072632A true CN115072632A (en) | 2022-09-20 |
| CN115072632B CN115072632B (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210705866.7A Active CN115072632B (en) | 2022-06-21 | 2022-06-21 | Internal support for testing spherical storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115072632B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003341989A (en) * | 2002-05-21 | 2003-12-03 | Hitachi Plant Eng & Constr Co Ltd | Movable work unit for dock |
| CN108751078A (en) * | 2018-08-10 | 2018-11-06 | 王海平 | A kind of elevator with extendable platform |
| CN208747546U (en) * | 2018-09-06 | 2019-04-16 | 深圳市未来星机械设备有限公司 | One kind being packed for lifting device |
| KR102218253B1 (en) * | 2019-08-30 | 2021-02-22 | 대구대학교 산학협력단 | Automatic scaffolding system for LNG Cargo membrane build up work and operating method thereof |
| CN112982933A (en) * | 2019-12-12 | 2021-06-18 | 台山市东扩钢构有限公司 | Simple scaffold device for spherical tank construction |
| CN213867369U (en) * | 2020-09-02 | 2021-08-03 | 中建八局第一建设有限公司 | Hanging basket for wading and reinforcing transverse partition plate of T-shaped beam of wide spliced bridge |
| CN113716503A (en) * | 2021-11-01 | 2021-11-30 | 山东金科星机电股份有限公司 | Intelligent lifting device based on farm house inspection and control method thereof |
| CN113775160A (en) * | 2021-08-07 | 2021-12-10 | 范俊峰 | A liftable support protection platform for in construction wall construction |
-
2022
- 2022-06-21 CN CN202210705866.7A patent/CN115072632B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003341989A (en) * | 2002-05-21 | 2003-12-03 | Hitachi Plant Eng & Constr Co Ltd | Movable work unit for dock |
| CN108751078A (en) * | 2018-08-10 | 2018-11-06 | 王海平 | A kind of elevator with extendable platform |
| CN208747546U (en) * | 2018-09-06 | 2019-04-16 | 深圳市未来星机械设备有限公司 | One kind being packed for lifting device |
| KR102218253B1 (en) * | 2019-08-30 | 2021-02-22 | 대구대학교 산학협력단 | Automatic scaffolding system for LNG Cargo membrane build up work and operating method thereof |
| CN112982933A (en) * | 2019-12-12 | 2021-06-18 | 台山市东扩钢构有限公司 | Simple scaffold device for spherical tank construction |
| CN213867369U (en) * | 2020-09-02 | 2021-08-03 | 中建八局第一建设有限公司 | Hanging basket for wading and reinforcing transverse partition plate of T-shaped beam of wide spliced bridge |
| CN113775160A (en) * | 2021-08-07 | 2021-12-10 | 范俊峰 | A liftable support protection platform for in construction wall construction |
| CN113716503A (en) * | 2021-11-01 | 2021-11-30 | 山东金科星机电股份有限公司 | Intelligent lifting device based on farm house inspection and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115072632B (en) | 2024-05-03 |
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