CN119913930B - A formwork trolley for open-cut subway station ground-connected wall guide wall and its use method - Google Patents
A formwork trolley for open-cut subway station ground-connected wall guide wall and its use methodInfo
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- CN119913930B CN119913930B CN202510263970.9A CN202510263970A CN119913930B CN 119913930 B CN119913930 B CN 119913930B CN 202510263970 A CN202510263970 A CN 202510263970A CN 119913930 B CN119913930 B CN 119913930B
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Abstract
The invention discloses a formwork trolley for an underground diaphragm wall guide wall of an open cut subway station and a use method thereof, which belong to the technical field of underground diaphragm wall guide wall construction and comprise a supporting mechanism, wherein rectangular formwork mechanisms are symmetrically arranged on two sides of the supporting mechanism, the supporting mechanism is connected with the formwork mechanisms through a connecting frame, and a vibrating health preserving mechanism is arranged on the connecting frame; the template mechanism comprises a first guide wall template which is vertically arranged, one end of the first guide wall template is horizontally connected with a second guide wall template, the supporting mechanism comprises two trolley supporting plates which are horizontally arranged, the two trolley supporting plates are connected through a first telescopic rod, the bottom of each trolley supporting plate is vertically connected with a plurality of second telescopic rods, the side parts of the second telescopic rods are connected with the second guide wall template through connecting frames, and the vibrating health preserving mechanism comprises two first vibrating units, two second vibrating units, two telescopic sleeves, two third telescopic rods and a health preserving assembly. The installation and adjustment of the template for pouring the guide wall of the underground diaphragm wall can be conveniently realized, and the construction efficiency is improved.
Description
Technical Field
The invention relates to the technical field of underground continuous wall guide wall construction, in particular to a template trolley for an underground continuous wall guide wall of an open cut subway station and a use method.
Background
At present, when the underground continuous wall guide wall is constructed in the construction engineering of the open cut subway station, the underground continuous wall guide wall generally adopts an integral reinforced concrete structure with a right angle, namely an L-shaped structure, when a formwork is supported before pouring, most of supporting systems of the underground continuous wall guide wall are a ladder-shaped frame formed by welding formwork battens and reinforcing steel bars, and after pouring, a concrete cuboid block is needed to be used as a temporary internal support, so that the construction material is wasted in the mode, and the construction cost is increased.
And after the wall is led to the wall is connected to the ground to the pouring, need long-time maintenance, the scene adopts watering, cover the mode of cloth to maintain generally, so both waste water resource has also led to the dirty poor problem of site construction, and lower water is easy to freeze in winter temperature, can seriously delay the time limit for a project. In addition, when pouring the diaphragm wall guide wall, generally adopt the mode that workman's portable stirring rod stirred, so both can not fully stir, cause finished product quality to be good and uneven, waste time and energy again, it is unable to satisfy modern production and efficiency requirement to see traditional operation mode.
Therefore, how to design and provide a template trolley for an underground diaphragm wall guide wall of an open cut subway station and a use method thereof to achieve improvement of construction efficiency and reduction of construction cost is a technical problem to be solved in the technical field of the current diaphragm wall guide wall construction.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides the template trolley for the underground diaphragm wall guide wall of the open cut subway station and the use method thereof, which can facilitate the installation and adjustment of the template for pouring the underground diaphragm wall guide wall, facilitate the realization of the template form removal and quick operation, improve the construction efficiency, reduce the construction period, and realize the timely maintenance of the operation wall surface under the condition that the trolley does not move, thereby effectively guaranteeing the quality of the concrete structure poured on the guide wall, and the vibration working surface is of an inserted and attached mixed structure, so that the template trolley has the good effects of large vibration efficiency, wider vibration range and better mixture forming effect.
The technical scheme of the invention is as follows:
in a first aspect of the invention, a formwork trolley for a ground continuous wall guide wall of an open cut subway station is provided, and the formwork trolley comprises a supporting mechanism, wherein rectangular formwork mechanisms are symmetrically arranged on two sides of the supporting mechanism, the supporting mechanism is connected with the formwork mechanisms through a connecting frame, and a vibrating health preserving mechanism is arranged on the connecting frame;
The template mechanism comprises a first guide wall template which is vertically arranged, one end of the first guide wall template is horizontally connected with a second guide wall template, plug boards are arranged on the vertical edges of the two sides of the first guide wall template, and the plug boards are vertically arranged with the first guide wall template and the second guide wall template;
The support mechanism comprises two trolley support plates which are horizontally arranged, the two trolley support plates are connected through a first telescopic rod, the bottom of each trolley support plate is vertically connected with a plurality of second telescopic rods, and the side parts of the second telescopic rods are connected with a second guide wall template through connecting frames;
The vibrating health preserving mechanism comprises two first vibrating units, second vibrating units, telescopic sleeves, third telescopic rods and health preserving components, wherein one ends of the two first vibrating units are connected with a connecting frame, the other ends of the two first vibrating units are respectively hinged with the telescopic sleeves, the other ends of the telescopic sleeves are connected with the third telescopic rods, the front ends of the third telescopic rods are connected with the second vibrating units, and the health preserving components are arranged on the side parts of the telescopic sleeves.
In some embodiments of the invention, the bottom of the first guide wall form is provided with an insert plate, which is disposed in the guide wall channel.
In some embodiments of the present invention, a groove window is provided at the top end of the first guide wall template, and a flexible door curtain is provided on the surface of the groove window.
In some embodiments of the present invention, a plurality of hanging rings are provided at the top end of the first guide wall template.
In some embodiments of the invention, the bottom of the trolley support plate is vertically connected with a plurality of second telescopic rods, and universal wheels are arranged at the bottoms of the second telescopic rods.
In some embodiments of the invention, the side surface of the second telescopic rod is provided with a first controller, and the side surface of the second telescopic rod is also uniformly provided with a plurality of connecting blocks, and the plurality of connecting blocks are connected with the connecting frame.
In some embodiments of the invention, the vibrating health preserving mechanism is fixedly connected above the connecting frame through the supporting seat, enters into the cavity between the first guide wall template and the guide wall binding steel frame through the groove window of the template mechanism, and a plurality of vibrating devices are arranged on the inner side of the second vibrating unit.
In some embodiments of the invention, the trolley supporting plate is formed by fixedly connecting a telescopic oil cylinder block and a steam generation block, the curing assembly comprises a ventilating pipeline, a second controller and an atomizing nozzle, the steam generation block is connected with the ventilating pipeline through a curing hole, and the other end of the ventilating pipeline is connected with the atomizing nozzle.
In some embodiments of the present invention, a second controller is arranged at the side of the ventilation pipeline, and a temperature and humidity detection unit is arranged at the side of the atomizing nozzle.
In a second aspect of the present invention, there is provided a method of using a template trolley for open cut subway station diaphragm wall guide, comprising:
step S1, excavating a guide wall groove, and binding reinforcing steel bars along the guide wall groove;
S2, assembling a template trolley and placing the template trolley into the guide wall groove through a hanging ring;
step S3, coating a release agent on the surface of a second guide wall template of the template trolley, and adjusting the second guide wall template to open and close;
s4, adjusting the interval between the second guide wall templates, installing plug boards, pouring concrete, and starting a vibrating curing mechanism;
and S5, accelerating concrete consolidation by utilizing high-temperature steam sprayed by the curing assembly, reducing the distance between the second guide wall templates, moving the template trolley to the next pouring position, and repeating the steps S3 and S4.
One or more of the technical schemes of the invention has the following beneficial effects:
The template trolley for the underground continuous wall guide wall of the open cut subway station and the use method thereof can facilitate the installation and adjustment of the template for pouring the underground continuous wall guide wall, facilitate the realization of the template form removal and quick operation, improve the construction efficiency, reduce the construction period, and realize the timely maintenance of the operation wall surface under the condition that the trolley does not move, thereby effectively guaranteeing the quality of the concrete structure poured by the guide wall, and the vibration working surface is of an inserted and attached mixed structure, so that the template trolley has the good effects of large vibration effect, wider vibration range and better mixture forming effect;
The invention can facilitate the installation and adjustment of the template for pouring the guide wall of the underground continuous wall, thereby being suitable for the construction of guide walls with different sizes, facilitating the realization of the form removal, being convenient for moving the template for pouring the guide wall of the underground continuous wall to the next pouring position, improving the construction efficiency and reducing the construction period;
The invention can realize timely curing under the condition that equipment is not moved, thereby effectively guaranteeing the quality of the guide wall casting concrete structure, solving the problem of untimely curing after demoulding of the concrete in the existing guide wall construction process, and rapidly realizing concrete consolidation, so as to improve the quality of finished products;
The invention can set the vibration working surface as an inserted and attached mixed structure, ensures that the working surface can vibrate except for the rigid connection point during vibration, and ensures that the exciting force reaches the maximum value at the position where the vibrating element is arranged in the middle so as to realize the vibration of the whole vibration working surface, thereby having the characteristics of large vibration effect, wider vibration range and better mixture forming effect.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a template trolley for an underground diaphragm wall guide wall of an open cut subway station according to embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of a template mechanism according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of a supporting mechanism according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a connecting frame according to embodiment 1 of the present invention;
fig. 5 is a schematic diagram of a plug board structure provided in embodiment 1 of the present invention;
Fig. 6 is a schematic diagram of a vibrating maintenance mechanism provided in embodiment 1 of the present invention.
1, A template mechanism; 2, a supporting mechanism, 3, a steam generating block, 4, a curing hole, 5, a first telescopic rod, 6, a connecting block, 7, a first controller, 8, a second telescopic rod, 9, a universal wheel, 10, a telescopic cylinder block, 11, a lifting ring, 12, a first guide wall template, 13, a slot window, 14, a flexible door curtain, 15, a second guide wall template, 16, an embedded plate, 17, a plug plate, 18, a connecting frame, 19, a vibrating curing mechanism, 20, a fixed hole, 21, a movable cushion block, 22, a supporting seat, 23, a first vibrating unit, 24, a ventilating pipeline, 25, a second controller, 26, an atomizing nozzle, 27, a telescopic sleeve, 28, a third telescopic rod, 29, a connecting seat, 30 and a second vibrating unit.
Detailed Description
The invention will be further described with reference to the drawings and examples.
Example 1
In a typical embodiment of the invention, as shown in fig. 1-6, a formwork trolley for an underground continuous wall guide wall of an open cut subway station is provided, which comprises a supporting mechanism 2, wherein rectangular formwork mechanisms 1 are symmetrically arranged on two sides of the supporting mechanism 2, the supporting mechanism 2 is connected with the formwork mechanisms 1 through a connecting frame 18, and a vibrating health preserving mechanism 19 is arranged on the connecting frame 18;
The template mechanism 1 comprises a first guide wall template 12 which is vertically arranged, one end of the first guide wall template 12 is horizontally connected with a second guide wall template 15, plug boards 17 are arranged on vertical edges on two sides of the first guide wall template 12, and the plug boards 17 are vertically arranged with the first guide wall template 12 and the second guide wall template 15;
the supporting mechanism 2 comprises two trolley supporting plates which are horizontally arranged, the two trolley supporting plates are connected through a first telescopic rod 5, the bottoms of the trolley supporting plates are vertically connected with a plurality of second telescopic rods 8, and the side parts of the second telescopic rods 8 are connected with a second guide wall template 15 through connecting frames 18;
The vibrating and health preserving mechanism 19 comprises two first vibrating units 23, a second vibrating unit 30, a telescopic sleeve 27, a third telescopic rod 28 and health preserving components, one ends of the two first vibrating units 23 are connected with the connecting frame 18, the other ends of the two first vibrating units 23 are respectively hinged with the telescopic sleeve 27, the other ends of the telescopic sleeve 27 are connected with the third telescopic rod 28, the front end of the third telescopic rod 28 is connected with the second vibrating unit 30, and health preserving components are arranged on the side portions of the telescopic sleeve 27.
Further, an embedded plate 16 is disposed at the bottom of the first guide wall template 12, and the embedded plate 16 is disposed in the guide wall groove.
Further, a slot window 13 is arranged at the top end of the first guide wall template 12, and a flexible door curtain 14 is arranged on the surface of the slot window 13.
Further, a plurality of hanging rings 11 are arranged at the top end of the first guide wall template 12.
Further, a plurality of second telescopic links 8 are vertically connected to the platform truck backup pad bottom, the bottom of second telescopic links 8 is equipped with universal wheel 9.
Furthermore, a first controller 7 is arranged on the side face of the second telescopic rod 8, a plurality of connecting blocks 6 are uniformly distributed on the side face of the second telescopic rod 8, and the connecting blocks 6 are connected with a connecting frame 18.
Further, the vibration curing mechanism 19 is fixedly connected to the upper portion of the connecting frame 18 through the supporting seat 22, enters the cavity between the first guide wall template 12 and the guide wall binding steel frame through the slot window 13 of the template mechanism 1, and a plurality of vibration devices are arranged on the inner side of the second vibration unit 30.
Further, the trolley support plate is formed by fixedly connecting a telescopic oil cylinder block 10 with a steam generation block 3, the health maintenance assembly comprises an air pipe 24, a second controller 25 and an atomization nozzle 26, the steam generation block 3 is connected with the air pipe 24 through a health maintenance hole 4, and the other end of the air pipe 24 is connected with the atomization nozzle 26.
Further, a second controller 25 is disposed at the side of the ventilation pipe 24, and a temperature and humidity detecting unit is disposed at the side of the atomizer 26.
In a second aspect of the present invention, there is provided a method of using a template trolley for open cut subway station diaphragm wall guide, comprising:
step S1, excavating a guide wall groove, and binding reinforcing steel bars along the guide wall groove;
s2, assembling a template trolley and placing the template trolley into the guide wall groove through the hanging ring 11;
Step S3, coating a release agent on the surface of the second guide wall template 15 of the template trolley, and adjusting the opening and closing of the second guide wall template 15;
step S4, adjusting the interval between the second guide wall templates 15, installing a plug board 17, pouring concrete, and starting a vibrating curing mechanism 19;
and S5, accelerating concrete consolidation by utilizing high-temperature steam sprayed by the curing assembly, reducing the distance between the second guide wall templates 15, moving the template trolley to the next pouring position, and repeating the steps S3 and S4.
Wherein, the in-process of equipment template platform truck, supporting mechanism passes through the link and is connected with first guide wall template and forms a whole, puts into the guide wall slot, can carry out the position adjustment of first guide wall template and second guide wall template through supporting mechanism, makes it can adapt to the construction of not unidimensional guide wall.
In this embodiment, since the wall is generally constructed of a "l" type integral reinforced concrete structure, the present invention adopts a form trolley structure similar to a "l" type structure, so that the wall surface can be better attached, the first wall guide form 12 and the second wall guide form 15 are connected by a hinge, the second wall guide form 15 is composed of a plurality of rectangular blocks, the length of which can be adjusted according to the length of the side edge of the actual wall guide, and the plurality of rectangular blocks can also be connected by a hinge.
Before and after pouring concrete, two second guide wall templates 15 are closed, sundries falling into the guide wall are prevented, the safety of workers can be improved, an embedded plate 16 with the corresponding length is arranged at the bottom end of the first guide wall template 12, the embedded plate is of a conical structure, the embedded plate can be embedded into the excavated guide wall groove, and the problem of die running of the concrete in the pouring process is well avoided.
Two end plates 17 are respectively arranged at two sides of the first guide wall template 12, the problem of running of concrete in the pouring process can be further solved by joggle joint recycling, the end plates 17 are slidably provided with movable cushion blocks 21 towards the guide wall direction, the extending length of the end plates can be controlled towards the guide wall direction according to actual conditions, after the end plates reach the proper length, the end plates are inserted into fixing rods through fixing holes 20 to limit, flexible and tight protection of guide walls with different sizes is realized, rectangular groove windows 13 are arranged at the upper part of the first guide wall template 12, the vibration curing mechanism 19 can extend into the working and can also be used as observation windows, flexible door curtains 14 are arranged on the surfaces of the end plates, the heat preservation effect in the curing process is enhanced, and hanging rings 11 are arranged at the top ends of the first guide wall template 12 and used for hanging equipment.
The support mechanism 2 comprises two trolley support plates, a first telescopic rod 5 and a second telescopic rod 8. Two steam generating blocks 3 of flexible hydro-cylinder piece 10 both ends fixed connection constitutes the platform truck backup pad jointly, its bottom side vertical connection second telescopic link 8, second telescopic link 8 bottom is equipped with universal wheel 9, can be on the smooth walking in the bottom of rugged ditch, connect through first telescopic link 5 between two flexible hydro-cylinder pieces 10, and provide power for first telescopic link 5, control template mechanism 1 reaches the appropriate distance in guide wall slot both sides, second telescopic link 8 links to each other with link 18 through its side a plurality of connecting blocks 6, be used for promoting template mechanism 1, second telescopic link 8 surface is equipped with first controller 7, control the removal of first telescopic link 5, second telescopic link 8 and universal wheel 9, steam generating block 3 side cloth has a plurality of health preserving holes 4, health preserving subassembly with steam generating block 3 links to each other through ventilation pipe 24, be used for blowout high temperature steam.
The vibrating and curing mechanism 19 comprises a first vibrating unit 23, a second vibrating unit 30, a telescopic sleeve 27, a third telescopic rod 28 and curing components. The first vibrating unit 23 is provided with a supporting seat 22 at one end, the supporting seat 22 is fixedly connected above the connecting frame 18, the supporting seat enters into a cavity between the template and the guide wall binding steel frame through the slot window 13 of the template mechanism 1, the other end is hinged with a telescopic sleeve 27, the surface of the telescopic sleeve 27 is fixedly connected with a curing assembly, the curing assembly comprises a ventilating pipeline 24 connected with the curing hole 4, a second controller 25 is arranged in the middle of the curing assembly and used for controlling the ejection of high-temperature steam, an atomizing nozzle 26 is arranged at the bottom of the curing assembly, a temperature and humidity detecting unit is further arranged on the side surface of the curing assembly, and the quality control of concrete curing is further enhanced.
The lower part of the telescopic sleeve 27 is connected with a third telescopic rod 28, the front ends of the two third telescopic rods 28 are movably connected with a second vibrating unit 30 through a connecting seat 29, and a plurality of vibrating devices are arranged on the inner side of the second vibrating unit 30. When the concrete slurry is vibrated, the first vibrating unit 23 drives the third telescopic rod 28 to primarily vibrate the concrete slurry, and the second vibrating unit 30 supplements and vibrates the area which is insufficiently vibrated by the first vibrating unit 23 so as to eliminate the cavity of the concrete slurry.
The template trolley for the underground continuous wall guide wall of the open cut subway station and the use method thereof can facilitate the installation and adjustment of the template for pouring the underground continuous wall guide wall, facilitate the realization of the template form removal and quick operation, improve the construction efficiency, reduce the construction period, and realize the timely maintenance of the operation wall surface under the condition that the trolley does not move, thereby effectively guaranteeing the quality of the concrete structure poured by the guide wall, and the vibration working surface is of an inserted and attached mixed structure, so that the template trolley has the good effects of large vibration effect, wider vibration range and better mixture forming effect;
The invention can facilitate the installation and adjustment of the template for pouring the guide wall of the underground continuous wall, thereby being suitable for the construction of guide walls with different sizes, facilitating the realization of the form removal, being convenient for moving the template for pouring the guide wall of the underground continuous wall to the next pouring position, improving the construction efficiency and reducing the construction period;
The invention can realize timely curing under the condition that equipment is not moved, thereby effectively guaranteeing the quality of the guide wall casting concrete structure, solving the problem of untimely curing after demoulding of the concrete in the existing guide wall construction process, and rapidly realizing concrete consolidation, so as to improve the quality of finished products;
The invention can set the vibration working surface as an inserted and attached mixed structure, ensures that the working surface can vibrate except for the rigid connection point during vibration, and ensures that the exciting force reaches the maximum value at the position where the vibrating element is arranged in the middle so as to realize the vibration of the whole vibration working surface, thereby having the characteristics of large vibration effect, wider vibration range and better mixture forming effect.
While the foregoing description of the embodiments of the present invention has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the invention, but rather, it is intended to cover all modifications or variations within the scope of the invention as defined by the claims of the present invention.
Claims (9)
1. The template trolley for the underground continuous wall guide wall of the open cut subway station is characterized by comprising a supporting mechanism, wherein rectangular template mechanisms are symmetrically arranged on two sides of the supporting mechanism, the supporting mechanism is connected with the template mechanisms through a connecting frame, and a vibrating health preserving mechanism is arranged on the connecting frame;
The template mechanism comprises a first guide wall template which is vertically arranged, one end of the first guide wall template is horizontally connected with a second guide wall template, plug boards are arranged on the vertical edges of the two sides of the first guide wall template, and the plug boards are vertically arranged with the first guide wall template and the second guide wall template;
The support mechanism comprises two trolley support plates which are horizontally arranged, the two trolley support plates are connected through a first telescopic rod, the bottom of each trolley support plate is vertically connected with a plurality of second telescopic rods, and the side parts of the second telescopic rods are connected with a second guide wall template through connecting frames;
The vibrating health preserving mechanism comprises two first vibrating units, a second vibrating unit, a telescopic sleeve, a third telescopic rod and health preserving components, wherein one ends of the two first vibrating units are connected with a connecting frame, the other ends of the two first vibrating units are respectively hinged with the telescopic sleeve, the other ends of the telescopic sleeve are connected with the third telescopic rod, the front end of the third telescopic rod is connected with the second vibrating unit, and the health preserving components are arranged on the side parts of the telescopic sleeve;
The trolley supporting plate is formed by fixedly connecting a telescopic oil cylinder block and a steam generation block, the health maintenance assembly comprises an air pipeline, a second controller and an atomization nozzle, the steam generation block is connected with the air pipeline through a health maintenance hole, and the other end of the air pipeline is connected with the atomization nozzle.
2. The formwork trolley for an open cut subway station underground continuous wall guide wall according to claim 1, wherein an embedded plate is arranged at the bottom of the first guide wall formwork and is arranged in the guide wall groove.
3. The template trolley for the underground diaphragm wall guide wall of the open cut subway station according to claim 1, wherein a groove window is arranged on the upper portion of the first guide wall template, and a flexible door curtain is arranged on the surface of the groove window.
4. The template trolley for the underground diaphragm wall guide wall of the open cut subway station as claimed in claim 1, wherein a plurality of hanging rings are arranged at the top end of the first guide wall template.
5. The template trolley for the underground diaphragm wall guide wall of the open cut subway station according to claim 1, wherein the bottom of the trolley supporting plate is vertically connected with a plurality of second telescopic rods, and universal wheels are arranged at the bottoms of the second telescopic rods.
6. The template trolley for the underground diaphragm wall guide wall of the open cut subway station according to claim 1, wherein the side face of the second telescopic rod is provided with a first controller, and a plurality of connecting blocks are uniformly distributed on the side face of the second telescopic rod and connected with the connecting frame.
7. The template trolley for the underground diaphragm wall guide wall of the open cut subway station, as claimed in claim 1, wherein the vibrating health maintenance mechanism is fixedly connected above the connecting frame through a supporting seat, enters into a cavity between the first guide wall template and the guide wall binding steel frame through a groove window of the template mechanism, and a plurality of vibrating devices are arranged on the inner side of the second vibrating unit.
8. The template trolley for the underground diaphragm wall guide wall of the open-cut subway station according to claim 1, wherein a second controller is arranged on the side part of the ventilation pipeline, and a temperature and humidity detection unit is arranged on the side surface of the atomizing nozzle.
9. A method of using a template trolley for an open cut subway station wall guide, according to any one of claims 1 to 8, comprising:
step S1, excavating a guide wall groove, and binding reinforcing steel bars along the guide wall groove;
S2, assembling a template trolley and placing the template trolley into the guide wall groove through a hanging ring;
step S3, coating a release agent on the surface of a second guide wall template of the template trolley, and adjusting the second guide wall template to open and close;
s4, adjusting the interval between the second guide wall templates, installing plug boards, pouring concrete, and starting a vibrating curing mechanism;
and S5, accelerating concrete consolidation by utilizing high-temperature steam sprayed by the curing assembly, reducing the distance between the second guide wall templates, moving the template trolley to the next pouring position, and repeating the steps S3 and S4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510263970.9A CN119913930B (en) | 2025-03-06 | 2025-03-06 | A formwork trolley for open-cut subway station ground-connected wall guide wall and its use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510263970.9A CN119913930B (en) | 2025-03-06 | 2025-03-06 | A formwork trolley for open-cut subway station ground-connected wall guide wall and its use method |
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| CN119913930B true CN119913930B (en) | 2025-10-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212452589U (en) * | 2020-04-17 | 2021-02-02 | 中铁六局集团有限公司 | Underground continuous wall guide wall template device for subway station |
| CN119163064A (en) * | 2024-09-24 | 2024-12-20 | 济南轨道交通集团建设投资有限公司 | A multifunctional trolley for main structure of open-cut subway station and use method thereof |
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- 2025-03-06 CN CN202510263970.9A patent/CN119913930B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212452589U (en) * | 2020-04-17 | 2021-02-02 | 中铁六局集团有限公司 | Underground continuous wall guide wall template device for subway station |
| CN119163064A (en) * | 2024-09-24 | 2024-12-20 | 济南轨道交通集团建设投资有限公司 | A multifunctional trolley for main structure of open-cut subway station and use method thereof |
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| CN119913930A (en) | 2025-05-02 |
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