CN115354589B - Quick basket sliding system of hanging of urban railway - Google Patents
Quick basket sliding system of hanging of urban railway Download PDFInfo
- Publication number
- CN115354589B CN115354589B CN202211160333.1A CN202211160333A CN115354589B CN 115354589 B CN115354589 B CN 115354589B CN 202211160333 A CN202211160333 A CN 202211160333A CN 115354589 B CN115354589 B CN 115354589B
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- driving
- supporting legs
- hydraulic cylinders
- sleeved
- wall surface
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- 230000000712 assembly Effects 0.000 claims description 29
- 238000000429 assembly Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 10
- 238000010008 shearing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/10—Cantilevered erection
- E01D21/105—Balanced cantilevered erection
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a city railway quick basket sliding system which comprises a mounting frame, a plurality of first hydraulic cylinders and a plurality of first pressing plates, wherein the first hydraulic cylinders are symmetrically arranged on the lower wall surfaces of the mounting frame in pairs, the first pressing plates are respectively arranged on the telescopic ends of the first hydraulic cylinders, and a moving structure is arranged on the mounting frame. According to the movable structure, the screw rod on the mounting frame is driven to rotate through the power component, so that the supporting legs are moved, the hanging basket on the supporting legs is driven to move, when the supporting legs are moved to the limit positions of the screw rod, the supporting legs are fixed through the cooperation of the power component and the auxiliary moving part, and the mounting frame and the screw rod are moved forwards until the supporting legs are located at the initial positions again, a manual adjusting device is not needed, the advancing speed of the hanging basket is improved, the construction time is shortened, the construction efficiency is improved, and the labor intensity is reduced.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a rapid cradle slipping system for a city railway.
Background
When the urban railway is built, a cantilever bridge with a larger span is required to be poured, and the hanging basket is main equipment in cantilever construction, and when the cantilever bridge with the larger span is poured, the hanging basket is generally adopted for on-site segmented construction operation. In the past construction of hanging basket forward movement, the slipping device that makes the hanging basket remove usually includes a set of slide, and every slide front end sets up the counter-force seat of walking, utilizes the steel strand wires to connect counter-force seat and hanging basket, adopts the traction jack of temporarily fixing on hanging basket walking track to make hanging basket pull forward movement. The sliding method is simple to operate, but is very heavy, the hanging basket moves a small distance, an operator manually moves the traction jack again, the jack is manually fixed, and after the jack moves to the limit position, the rail is manually spliced and prolonged, so that the hanging basket moves forward each time at a very low speed, the construction time is long, the efficiency is low, and the manual strength is high.
Disclosure of Invention
The invention aims to provide a rapid hanging basket sliding system for a railway in a city, which solves the problems of slow forward moving speed of hanging baskets each time, long construction time, low efficiency and high manual strength caused by manual movement and fixing of a traction jack by an operator and splicing and extending of a track.
The technical scheme adopted by the invention is as follows: the utility model provides a quick basket sliding system that hangs of urban railway, includes installing frame, a plurality of first pneumatic cylinder and a plurality of first clamp plate, a plurality of first pneumatic cylinder pairwise symmetry install on a plurality of installing frame lower wall face, a plurality of first clamp plate is installed respectively on a plurality of first pneumatic cylinder flexible end, be equipped with the moving structure on the installing frame;
the moving structure includes: the device comprises a power box, two first screw rods, two supporting feet, a connecting disc, an outer gear ring, a power assembly, two guide assemblies, two sliding support assemblies, two fixing assemblies and two auxiliary moving parts;
The power box is arranged at the center of the upper wall surface of the mounting frame, the two first screw rods are symmetrically and movably inserted on the mounting frame and the power box, the two supporting legs are respectively arranged on the two first screw rods, the connecting disc is sleeved at one end of the two first screw rods, the outer tooth ring is sleeved on the connecting disc, the power assembly is arranged on the inner wall surface of the power box, the two guide assemblies are respectively arranged on the two supporting legs, the two sliding supporting assemblies are respectively arranged on the lower wall surface of the supporting legs, the two fixing assemblies are respectively arranged on the two supporting legs, and the two auxiliary moving parts are arranged on the lower wall surface of the mounting frame.
Preferably, the power assembly includes: a first motor and a driving gear;
The first motor is arranged on the inner side wall surface of the power box, the driving gear is sleeved on the driving end of the first motor, and the driving gear is meshed with the outer gear.
Preferably, both of the guide assemblies comprise: the driving belt wheel, the driven belt wheel and the belt are arranged on the first screw rod;
The second lead screw movably penetrates through the supporting legs, the second lead screw is movably inserted into the mounting frame and the power box, the driving belt wheel is sleeved on the first lead screw, the driven belt wheel is sleeved on the second lead screw, and the belt is sleeved on the driving belt wheel and the driven belt wheel.
Preferably, both of the sliding support assemblies include: two pairs of second hydraulic cylinders, two brackets and two pairs of rollers;
the two pairs of second hydraulic cylinders are arranged on the lower wall surfaces of the supporting legs, the two supports are respectively arranged at the telescopic ends of the two pairs of hydraulic cylinders, and the two pairs of rollers are respectively movably arranged on the two supports.
Preferably, both of said fixing assemblies comprise: two support plates, two third hydraulic cylinders and two second pressing plates;
The two support plates are arranged on the side wall surfaces of the support legs, the two third hydraulic cylinders are respectively arranged on the lower wall surfaces of the two support plates, and the two second pressing plates are respectively arranged on the telescopic ends of the two third hydraulic cylinders.
Preferably, both of the auxiliary moving parts include: the device comprises a fixed plate, a lifting assembly, a driving box, a driving assembly, two rotating shafts, four driving wheels and two caterpillar tracks;
the fixed plate is arranged on the lower wall surface of the mounting frame, the lifting assembly is arranged on the lower wall surface of the fixed plate, the driving box is arranged on the lifting assembly, the driving assembly is arranged on the inner side wall surface of the driving box, two rotating shafts are movably inserted on the driving box, four driving wheels are respectively arranged at one ends of the two rotating shafts, and two caterpillar bands are sleeved on the four driving wheels.
Preferably, the lifting assembly includes: the two shearing forks, the four sliding rails, the connecting rod and the fourth hydraulic cylinder;
Two cut the fork frame movable mounting on the fixed plate lower wall, four the slide rail is installed in two cut fork frame one end, the connecting rod is installed in two cut the fork frame on, fourth pneumatic cylinder stiff end movable mounting is on the fixed plate lower wall, just fourth pneumatic cylinder flexible end movable mounting is on the connecting rod.
Preferably, the driving assembly includes: the second motor, the driving bevel gear and the driven bevel gear;
the second motor is arranged on the inner side wall surface of the driving box, the driving conical gear is sleeved on the driving end of the second motor, and the driven conical gear is arranged on one of the two rotating shafts.
Preferably, the outer gear ring is intermeshed with the driving gear.
Preferably, the driving bevel gear and the driven bevel gear are meshed with each other.
The invention has the beneficial effects that: utilize this urban railway quick basket sliding system that hangs, the lead screw that removes on the structure passes through power pack drive installing frame rotates, make the supporting legs remove, thereby drive the removal of hanging the basket on the supporting legs, when the supporting legs removes to the extreme position of lead screw, through the cooperation of power pack and auxiliary moving portion, make the supporting legs motionless, and installing frame and lead screw move forward, until the supporting legs is located the starting position again, need not manual adjusting device, the speed of hanging basket forward movement has been improved, construction time has been shortened, construction efficiency has been improved, and manual strength has been reduced.
Drawings
Fig. 1 is a front cross-sectional view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a side cross-sectional view of the present invention.
Fig. 4 is a front cross-sectional view of the auxiliary moving part of the present invention.
Fig. 5 is a schematic three-dimensional structure of the connecting disc and the outer ring gear of the present invention.
In the figure: 1. the device comprises a mounting frame, 2, a first hydraulic cylinder, 3, a first pressing plate, 4, a power box, 5, a first screw rod, 6, supporting feet, 7, a connecting disc, 8, an outer gear ring, 9, a first motor, 10, a driving gear, 11, a second screw rod, 12, a driving belt wheel, 13, a driven belt wheel, 14, a belt, 15, a second hydraulic cylinder, 16, a bracket, 17, a roller, 18, a supporting plate, 19, a third hydraulic cylinder, 20, a second pressing plate, 21, a fixed plate, 22, a driving box, 23, a rotating shaft, 24, a driving wheel, 25, a track, 26, a shearing fork, 27, a sliding rail, 28, a connecting rod, 29, a fourth hydraulic cylinder, 30, a second motor, 31, a driving conical gear, 32 and a driven conical gear.
Detailed Description
The invention is specifically described below with reference to the accompanying drawings, as shown in fig. 1-5, the urban railway quick basket sliding system comprises a mounting frame 1, a plurality of first hydraulic cylinders 2 and a plurality of first pressing plates 3, wherein the plurality of first hydraulic cylinders 2 are symmetrically arranged on the lower wall surfaces of the plurality of mounting frames 1 in pairs, the plurality of first pressing plates 3 are respectively arranged on the telescopic ends of the plurality of first hydraulic cylinders 2, and the mounting frame 1 is provided with a moving structure.
The following are to be described: the first hydraulic cylinders 2 and the first pressing plates 3 are used for supporting the installation frame 1, and the installation frame 1 is used for installing a moving structure.
In the implementation, the moving structure may preferably adopt the following structure, which includes: the device comprises a power box 4, two first screw rods 5, two supporting legs 6, a connecting disc 7, an outer gear ring 8, a power assembly, two guide assemblies, two sliding support assemblies, two fixing assemblies and two auxiliary moving parts. The power box 4 is arranged at the center of the upper wall surface of the mounting frame 1, two first screw rods 5 are symmetrically and movably inserted on the mounting frame 1 and the power box 4, two supporting legs 6 are respectively arranged on the two first screw rods 5, a connecting disc 7 is sleeved at one end of the two first screw rods 5, an outer gear ring 8 is sleeved on the connecting disc 7, a power assembly is arranged on the inner wall surface of the power box 4, two guide assemblies are respectively arranged on the two supporting legs 6, two sliding supporting assemblies are respectively arranged on the lower wall surfaces of the two supporting legs 6, two fixing assemblies are respectively arranged on the two supporting legs 6, and two auxiliary moving parts are arranged on the lower wall surface of the mounting frame 1.
In a specific implementation, the power assembly may preferably adopt the following structure, which includes: a first motor 9 and a driving gear 10; the first motor 9 is arranged on the inner side wall surface of the power box 4, the driving gear 10 is sleeved on the driving end of the first motor 9, and the driving gear 10 is meshed with the outer gear 8.
The following are to be described: the hanging basket is arranged on the two supporting legs 6, the first motor 9 works to drive the driving gear 10 to rotate, the outer gear 8 drives the connecting disc 7 to rotate, the two first screw rods 5 rotate accordingly, the two supporting legs 6 drive the hanging basket to move, the two guide assemblies are used for stabilizing the two supporting legs 6, the two sliding supporting assemblies are used for supporting the two supporting legs 6, after the two supporting legs 6 move to the limiting position, the two auxiliary moving parts are stuck to the ground, the two fixing assemblies are stuck to the ground, the plurality of first hydraulic cylinders 2 shrink to enable the plurality of first pressing plates 3 to leave the ground, then the first motor 9 rotates reversely to enable the mounting frame 1 to move until the two supporting legs 6 are positioned at the other end of the mounting frame 1.
In a specific implementation, the following structures may be preferably adopted for both guide assemblies, which include: a second lead screw 11, a driving pulley 12, a driven pulley 13, and a belt 14; the second screw rod 11 movably penetrates through the supporting leg 6, the second screw rod 11 is movably inserted on the mounting frame 1 and the power box 4, the driving belt pulley 12 is sleeved on the first screw rod 5, the driven belt pulley 13 is sleeved on the second screw rod 11, and the belt 14 is sleeved on the driving belt pulley 12 and the driven belt pulley 13.
The following are to be described: the first screw 5 rotates, and the second screw 11 rotates in cooperation with the driving pulley 12, the driven pulley 13, and the belt 14.
In a specific implementation, the following structures may be preferably adopted for both sliding support assemblies, which include: two pairs of second hydraulic cylinders 15, two brackets 16 and two pairs of rollers 17; two pairs of second hydraulic cylinders 15 are arranged on the lower wall surface of the supporting leg 6, two brackets 16 are respectively arranged at the telescopic ends of the two pairs of hydraulic cylinders, and two pairs of rollers 17 are respectively movably arranged on the two brackets 16.
The following are to be described: when the two supporting legs 6 move, the two pairs of rollers 17 roll by being attached to the mounting frame 1, and when the mounting frame 1 moves, the two pairs of second hydraulic cylinders 15 contract, so that the two pairs of rollers 17 leave the mounting frame 1.
In a specific implementation, the following structures may be preferably adopted for both fixing components, which include: two support plates 18, two third hydraulic cylinders 19 and two second pressing plates 20; two support plates 18 are installed on the side wall surface of the supporting foot 6, two third hydraulic cylinders 19 are respectively installed on the lower wall surface of the two support plates 18, and two second pressing plates 20 are respectively installed on the telescopic ends of the two third hydraulic cylinders 19.
The following are to be described: when the movable mounting frame 1 is required to move, the two third hydraulic cylinders 19 are extended, so that the two second pressing plates 20 are attached to the ground, and the supporting feet 6 are supported and fixed.
In a specific implementation process, the following structures can be preferably adopted by the two auxiliary moving parts, and the two auxiliary moving parts comprise: the device comprises a fixed plate 21, a lifting assembly, a driving box 22, a driving assembly, two rotating shafts 23, four driving wheels 24 and two caterpillar tracks 25; the fixed plate 21 is installed on the lower wall surface of the installation frame 1, the lifting assembly is installed on the lower wall surface of the fixed plate 21, the driving box 22 is installed on the lifting assembly, the driving assembly is installed on the inner side wall surface of the driving box 22, the two rotating shafts 23 are movably inserted on the driving box 22, the four driving wheels 24 are respectively installed at one ends of the two rotating shafts 23, and the two caterpillar tracks 25 are sleeved on the four driving wheels 24.
The following are to be described: after the two second pressing plates 20 are attached to the ground, the lifting assembly works to enable the two caterpillar tracks 25 to be attached to the ground, then the first hydraulic cylinders 2 are contracted, the first pressing plates 3 are separated from the ground, the driving assembly works, the two rotating shafts 23 rotate, the four driving wheels 24 rotate, and the mounting frame 1 is moved through the two caterpillar tracks 25.
In a specific implementation, the lifting assembly may preferably adopt the following structure, which includes: two scissors 26, four slide rails 27, a connecting rod 28 and a fourth hydraulic cylinder 29; two shearing fork frames 26 are movably mounted on the lower wall surface of the fixed plate 21, four sliding rails 27 are mounted at one ends of the two shearing fork frames 26, a connecting rod 28 is mounted on the two shearing fork frames 26, the fixed end of a fourth hydraulic cylinder 29 is movably mounted on the lower wall surface of the fixed plate 21, and the telescopic end of the fourth hydraulic cylinder 29 is movably mounted on the connecting rod 28.
The following are to be described: the fourth hydraulic cylinder 29 is contracted, the two scissor frames 26 are driven to rotate by the connecting rod 28, one end of each of the two scissor frames 26 moves on the four sliding rails 27, the driving box 22 is lifted up accordingly, and conversely, the fourth hydraulic cylinder 29 is extended, and the driving box 22 is lowered down.
In an implementation, the driving assembly may preferably adopt the following structure, which includes: a second motor 30, a driving bevel gear 31, and a driven bevel gear 32; the second motor 30 is mounted on the inner side wall surface of the driving box 22, the driving bevel gear 31 is sleeved on the driving end of the second motor 30, and the driven bevel gear 32 is mounted on one rotating shaft 23 of the two rotating shafts 23.
The following are to be described: the second motor 30 operates to drive the driving bevel gear 31 to rotate, and the driven bevel gear 32 thus drives the rotation shaft 23 to rotate.
Preferably, the external ring gear 8 meshes with the driving gear 10.
Preferably, the driving bevel gear 31 and the driven bevel gear 32 are intermeshed.
The above technical solution only represents the preferred technical solution of the present invention, and some changes that may be made by those skilled in the art to some parts of the technical solution all represent the principles of the present invention, which falls within the protection scope of the present invention.
Claims (6)
1. The utility model provides a quick basket sliding system that hangs of urban railway, includes installing frame (1), a plurality of first pneumatic cylinder (2) and a plurality of first clamp plate (3), a plurality of first pneumatic cylinder (2) two by two symmetry install on the lower wall of a plurality of installing frame (1), a plurality of first clamp plate (3) are installed respectively on a plurality of first pneumatic cylinder (2) flexible end, its characterized in that, be equipped with the moving structure on installing frame (1);
The moving structure includes: the device comprises a power box (4), two first screw rods (5), two supporting legs (6), a connecting disc (7), an outer gear (8), a power assembly, two guide assemblies, two sliding supporting assemblies, two fixing assemblies and two auxiliary moving parts;
The power box (4) is arranged at the center of the upper wall surface of the mounting frame (1), two first screw rods (5) are symmetrically and movably inserted on the mounting frame (1) and the power box (4), two supporting legs (6) are respectively arranged on the two first screw rods (5), the connecting disc (7) is sleeved at one end of the two first screw rods (5), the outer tooth ring (8) is sleeved on the connecting disc (7), the power assembly is arranged on the inner wall surface of the power box (4), two guide assemblies are respectively arranged on the two supporting legs (6), two sliding supporting assemblies are respectively arranged on the lower wall surfaces of the two supporting legs (6), two fixing assemblies are respectively arranged on the two supporting legs (6), and two auxiliary moving parts are arranged on the lower wall surface of the mounting frame (1);
the power assembly includes: a first motor (9) and a driving gear (10);
the first motor (9) is arranged on the inner side wall surface of the power box (4), the driving gear (10) is sleeved on the driving end of the first motor (9), and the driving gear (10) is meshed with the outer gear ring (8);
Both of the guide assemblies include: a second screw rod (11), a driving belt pulley (12), a driven belt pulley (13) and a belt (14);
The second screw rod (11) movably penetrates through the supporting leg (6), the second screw rod (11) is movably inserted on the mounting frame (1) and the power box (4), the driving belt wheel (12) is sleeved on the first screw rod (5), the driven belt wheel (13) is sleeved on the second screw rod (11), and the belt (14) is sleeved on the driving belt wheel (12) and the driven belt wheel (13);
Both of the fixing assemblies include: two support plates (18), two third hydraulic cylinders (19) and two second pressing plates (20);
The two support plates (18) are arranged on the side wall surfaces of the support legs (6), the two third hydraulic cylinders (19) are respectively arranged on the lower wall surfaces of the two support plates (18), and the two second pressing plates (20) are respectively arranged on the telescopic ends of the two third hydraulic cylinders (19);
Both of the auxiliary moving parts include: the device comprises a fixed plate (21), a lifting assembly, a driving box (22), a driving assembly, two rotating shafts (23), four driving wheels (24) and two caterpillar tracks (25);
The fixed plate (21) is installed on the lower wall surface of the installation frame (1), the lifting assembly is installed on the lower wall surface of the fixed plate (21), the driving box (22) is installed on the lifting assembly, the driving assembly is installed on the inner side wall surface of the driving box (22), the rotating shafts (23) are movably inserted on the driving box (22), the driving wheels (24) are respectively installed at one ends of the two rotating shafts (23), and the two caterpillar tracks (25) are sleeved on the four driving wheels (24).
2. The urban railway quick cradle glide system of claim 1 wherein both of said sliding support assemblies comprise: two pairs of second hydraulic cylinders (15), two brackets (16) and two pairs of rollers (17);
the two pairs of second hydraulic cylinders (15) are arranged on the lower wall surfaces of the supporting legs (6), the two supports (16) are respectively arranged at the telescopic ends of the two pairs of hydraulic cylinders, and the two pairs of rollers (17) are respectively movably arranged on the two supports (16).
3. The urban railway quick cradle glide system of claim 1 wherein said lift assembly comprises: two scissors frames (26), four sliding rails (27), a connecting rod (28) and a fourth hydraulic cylinder (29);
Two cut fork frame (26) movable mounting on the wall under fixed plate (21), four slide rail (27) install in two cut fork frame (26) one end, connecting rod (28) install in two cut fork frame (26), fourth pneumatic cylinder (29) stiff end movable mounting is on the wall under fixed plate (21), just fourth pneumatic cylinder (29) flexible end movable mounting is on connecting rod (28).
4. A municipality railway quick cradle glide system according to claim 3 wherein the drive assembly comprises: a second motor (30), a driving bevel gear (31), and a driven bevel gear (32);
The second motor (30) is arranged on the inner side wall surface of the driving box (22), the driving bevel gear (31) is sleeved on the driving end of the second motor (30), and the driven bevel gear (32) is arranged on one rotating shaft (23) of the two rotating shafts (23).
5. A market rail quick cradle glide system according to claim 2 wherein the outer gear ring (8) intermeshes with the drive gear (10).
6. A market rail quick cradle glide system according to claim 4 wherein the driving bevel gear (31) intermeshes with the driven bevel gear (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211160333.1A CN115354589B (en) | 2022-09-22 | 2022-09-22 | Quick basket sliding system of hanging of urban railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211160333.1A CN115354589B (en) | 2022-09-22 | 2022-09-22 | Quick basket sliding system of hanging of urban railway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115354589A CN115354589A (en) | 2022-11-18 |
| CN115354589B true CN115354589B (en) | 2024-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211160333.1A Active CN115354589B (en) | 2022-09-22 | 2022-09-22 | Quick basket sliding system of hanging of urban railway |
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| Country | Link |
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| CN (1) | CN115354589B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218027236U (en) * | 2022-09-22 | 2022-12-13 | 江苏中车城市发展有限公司 | Railway Hanging Basket Sliding Device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158460A (en) * | 2019-05-24 | 2019-08-23 | 中铁十局集团第一工程有限公司 | Construction operation movable hanging basket and its construction method under across electric railway Bridge Beam |
| CN210458933U (en) * | 2019-05-24 | 2020-05-05 | 中铁十局集团第一工程有限公司 | Stride construction operation removal string basket under electrified railway bridge roof beam |
| CN211522924U (en) * | 2019-12-19 | 2020-09-18 | 唐山市联冶重型设备有限公司 | Bridge construction is with hanging basket convenient to adjusting position |
| CN212426791U (en) * | 2020-04-30 | 2021-01-29 | 山东精工路桥装备科技有限公司 | Traveling device of bridge hanging basket |
| WO2020228858A2 (en) * | 2020-07-29 | 2020-11-19 | 苏州诺纳可电子科技有限公司 | Vehicle lifting device |
| CN111959373A (en) * | 2020-08-12 | 2020-11-20 | 邵阳宝兴化工设备有限公司 | Conveyer is used in processing of water pump accessory |
| CN215562018U (en) * | 2021-09-18 | 2022-01-18 | 李襄明 | Safety hanging basket for construction engineering construction |
| CN215974840U (en) * | 2021-09-27 | 2022-03-08 | 方志明 | Lifting platform |
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2022
- 2022-09-22 CN CN202211160333.1A patent/CN115354589B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218027236U (en) * | 2022-09-22 | 2022-12-13 | 江苏中车城市发展有限公司 | Railway Hanging Basket Sliding Device |
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