CN116537538B - Arc beam column joint construction technology - Google Patents
Arc beam column joint construction technology Download PDFInfo
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- CN116537538B CN116537538B CN202310613271.3A CN202310613271A CN116537538B CN 116537538 B CN116537538 B CN 116537538B CN 202310613271 A CN202310613271 A CN 202310613271A CN 116537538 B CN116537538 B CN 116537538B
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- bottom die
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- 238000010276 construction Methods 0.000 title claims abstract description 50
- 238000005516 engineering process Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 38
- 230000008569 process Effects 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 239000004568 cement Substances 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 4
- 238000009415 formwork Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/005—Strips for covering joints between form sections, e.g. to avoid burring or spilling of laitance
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a construction process of arc beam column joints, which comprises a scaffold, a bottom die and a plurality of pipe sleeves, wherein an arc template is fixedly arranged on the bottom die, two side dies are fixedly arranged on the bottom die, the side dies and the arc templates are connected through fixed cement nails, an arch forming mechanism matched with the arc templates is arranged on the bottom die, and two steel pipes II are arranged in each pipe sleeve. The advantages are that: the production, transportation and installation time of the prefabricated templates is saved, project construction period is guaranteed, project safety, quality, construction period and cost are guaranteed, the prefabricated templates are safe, stable and standard in the construction process, the concrete forming effect is good, slurry leakage and die running are avoided in the pouring process, and the formed concrete surface is smooth.
Description
Technical Field
The invention relates to the technical field of arc Liang Zhu construction, in particular to a construction process of arc beam column joints.
Background
In recent years, along with the continuous development of society, people have higher requirements on structural attractiveness of buildings, construction processes are more complex, quality requirements are higher, and grasping requirements on construction period targets are higher due to objective factors. The existing building construction requires more spirit of craftsmen and rapid construction, which puts higher demands on the deepened design and construction process of some detail nodes, and no standard method for manufacturing the arc beam column nodes can be referred at present.
The majority of the current use of prefabricated forms suffers from the following disadvantages: and the production, transportation and installation time is long, the damage of the finished product or the change of the drawing size are required to be customized again, and the construction efficiency is low. The material can only be used for construction at the joint, can not be reused, and the material waste is serious. Larger gaps can be generated when the prefabricated formwork is supported, and the appearance quality of the concrete after the concrete is formed is poor.
Therefore, the novel arc beam column node construction process can be adopted to solve the defects in the prior art.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a construction process for a circular arc beam column node.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a circular arc beam column node construction process, includes scaffold frame, die block and a plurality of pipe box, fixed mounting has the arc template on the die block, and fixed mounting has two side forms on the die block, all be connected through fixed cement nail between die block, side form and the arc template, install on the die block with arc template matched with arch rising mechanism, every two steel pipes have all been placed in the pipe box, a plurality of main joists and a plurality of steel pipes first have been placed between die block and the steel pipe second, every equal fixed mounting has a support loop bar first on the pipe box, every all slide and rotate on the support loop bar first and install a double-end lead screw, every all slide and rotate on the double-end lead screw and install a ejector pin, every all through rotating on the ejector pin a cushion, every support loop bar first and every on the ejector pin equal fixed mounting have one with corresponding double-end lead screw thread rotate nut three and four.
In the construction process of the arc beam column node, the bottom of each cushion block is designed to be concave-convex, and the cushion blocks are fixedly connected with the scaffold.
In the construction process of the arc beam column node, the rotating shaft is provided with a plurality of ball grooves, and each ball groove is provided with a ball in a rolling way.
In the construction process of the arc beam column joint, the adapter is fixedly mounted on the pipe sleeve in a clamping mode, the first screw rod is rotatably mounted on the adapter, the first screw rod is slidably mounted with the supporting vertical rod, and the second nut in threaded rotation connection with the first screw rod is rotatably mounted on the supporting vertical rod.
In the construction process of the arc beam column node, the second nut is fixedly provided with a plurality of struts, each strut is fixedly provided with a rotating block, and the supporting upright rod is provided with annular grooves matched with the rotating blocks.
In the construction process of the arc beam column joint, a sliding column is fixedly arranged on the first screw rod, and two sliding grooves matched with the sliding column are formed in the supporting vertical rod.
In the construction process of the arc beam column node, the arch raising mechanism comprises a plurality of arch raising rods, each arch raising rod is provided with a sliding rod in a sliding mode, each sliding rod is provided with a connecting block in a rotating mode, each connecting block is provided with a retaining plate matched with an arc template in a fixed mode, each sliding rod is provided with a plurality of slots, each arch raising rod is provided with an inserting column matched with the plurality of slots in a sliding mode, each inserting column is provided with a first nut in a fixed mode, each first nut is provided with a first screw in a threaded mode in a rotating mode, each screw is connected with the corresponding arch raising rod in a rotating mode, and each sliding rod is provided with a first spring in a fixed mode with the corresponding arch raising rod.
In the construction process of the arc beam column joint, two sliding plates are fixedly installed on each sliding rod, and two track grooves matched with the corresponding sliding plates are formed in each arch lifting rod.
In the construction process of the arc beam column joint, two fixing plates are fixedly arranged on one sliding rod, and a second spring is fixedly arranged between each fixing plate and each abutting plate.
Compared with the prior art, the invention has the advantages that:
1: by the application of the process, the template positioning is checked repeatedly, the reinforcement measure is stable, the quality control measure is complete, the safety of the construction process is ensured, the concrete forming effect is good, and the appearance quality is high; the on-site template material is fully utilized, the production, transportation and installation time of the prefabricated templates is saved, and the project construction period is ensured.
2: The construction process of the node ensures the safety, quality, construction period and cost of the project, provides a good precedent for success through the large-scale application practice of the project on the process, provides a good method for success and reliability for the construction of similar beam column nodes, and achieves good economic benefit and social benefit.
3: Through practice and optimization of the construction flow of the arc beam column node template on site and detection of the later concrete forming quality, the arc beam column node construction process is safe, stable and standard in the construction process, good in concrete forming effect, free of slurry leakage and die shifting in the casting process, and smooth and even in formed concrete surface. The construction process of the arc beam column node template completely accords with the concept of heavy safety, high quality, green construction and efficient construction of the current construction site, and further verifies the rationality of the construction process of the arc beam column node template.
In conclusion, the method saves the production, transportation and installation time of the prefabricated templates, ensures project construction period, ensures the safety, quality, construction period and cost of the project, is safe, stable and standard in the construction process, has good concrete forming effect, does not leak slurry and run out of the templates in the pouring process, and has a smooth and even formed concrete surface.
Drawings
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic structural view of a construction process of a circular arc beam column joint according to the present invention;
FIG. 2 is a schematic detail view of a perspective enlarged view of the arcuate template portion of FIG. 1;
FIG. 3 is an enlarged schematic detail view of the arching bar portion of FIG. 1;
fig. 4 is an enlarged schematic detail view of the steel pipe sleeve portion of fig. 1.
In the figure: the concrete pile forming device comprises an arc-shaped template 1, a bottom die 2, a fixed cement nail 3, a 4-arch bar, a main keel 5, a steel pipe I, a steel pipe II, a pipe sleeve 8, a side die 9, a slide bar 10, a slide plate 11, a track groove 12, a spring I, a plug pin 14, a nut I15, a screw rod 16, a slot 17, a connecting block 18, a bearing plate 19, a spring II, a fixed plate 21, a support sleeve rod I22, a adapter 23, a screw rod I24, a slide column 25, a slide groove 26, a support upright rod 27, a nut II 28, a nut III 29, a double-headed screw rod 30, a nut IV 31, a push rod 32, a rotary shaft 33 and a cushion block 34.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, a construction process of an arc beam column joint comprises a scaffold, a bottom die 2 and a plurality of pipe sleeves 8, wherein an arc template 1 is fixedly installed on the bottom die 2, two side dies 9 are fixedly installed on the bottom die 2, the side dies 9 and the arc template 1 are all connected through fixed cement nails 3, an arch raising mechanism matched with the arc template 1 is installed on the bottom die 2, two steel pipes 7 are placed in each pipe sleeve 8, a plurality of main keels 5 and a plurality of steel pipes 6 are placed between the bottom die 2 and the two steel pipes 7, a supporting sleeve rod 22 is fixedly installed on each pipe sleeve 8, a double-head screw rod 30 is slidably and rotatably installed on each supporting sleeve rod 22, a cushion block 34 is rotatably installed on each double-head screw rod 30, a nut 29 and four nuts 31 which are rotatably connected with corresponding double-head screw rods 30 are fixedly installed on each supporting sleeve rod 22 and each mandril rod 32;
The following points are notable:
1. the bottom of each cushion block 34 adopts concave-convex design, and the cushion blocks 34 are fixedly connected with the scaffold, and the concave-convex design is used for increasing friction force and improving stability.
2. The rotating shaft 33 is provided with a plurality of ball grooves, and each ball groove is provided with a ball in a rolling way, so that friction force is reduced, and the ejector rod 32 rotates on the cushion block 34 more smoothly.
3. The adapter 23 is fixedly arranged on the pipe sleeve 8 in a clamping manner, the first screw rod 24 is rotatably arranged on the adapter 23, the supporting upright rod 27 is slidably arranged on the first screw rod 24, the second nut 28 which is rotatably connected with the first screw rod 24 in a threaded manner is rotatably arranged on the supporting upright rod 27, and the function of the arrangement is to longitudinally support the pipe sleeve 8.
4. The nut two 28 is fixedly provided with a plurality of struts, each strut is fixedly provided with a rotating block, the supporting upright rod 27 is provided with annular grooves matched with the rotating blocks, and the function of the arrangement is to prevent the nut two 28 from being in direct contact with the supporting upright rod 27, so that the service life of the nut two 28 can be effectively prolonged.
5. The first screw 24 is fixedly provided with a sliding column 25, and the supporting upright rod 27 is provided with two sliding grooves 26 matched with the sliding column 25, so that the first screw 24 is limited and is prevented from rotating.
6. The arch lifting mechanism comprises a plurality of arch lifting rods 4, a sliding rod 10 is slidably arranged on each arch lifting rod 4, a connecting block 18 is rotatably arranged on each sliding rod 10, a retaining plate 19 matched with the arc-shaped formwork 1 is fixedly arranged on each connecting block 18, a plurality of slots 17 are formed in each sliding rod 10, a plunger 14 matched with the slots 17 is slidably arranged on each arch lifting rod 4, a nut 15 is fixedly arranged on each plunger 14, a screw rod 16 is rotatably arranged on each nut 15, a spring 13 is fixedly arranged between each screw rod 16 and the corresponding arch lifting rod 4, and the functions of supporting the arc-shaped formwork 1 are achieved, the bearing capacity of the fixed cement 3 is reduced, and the probability of deformation is reduced.
7. Two sliding plates 11 are fixedly arranged on each sliding rod 10, two track grooves 12 matched with the corresponding sliding plates 11 are formed in each arch lifting rod 4, and the function of the arrangement is to limit the sliding rods 10 and prevent the sliding rods 10 from rotating.
8. Two fixing plates 21 are fixedly arranged on one sliding rod 10, and a second spring 20 is fixedly arranged between the two fixing plates 21 and the retaining plate 19, so that the retaining plate 19 is supported, the top plate 19 is ensured to be vertical to the sliding rod 10, and the arc-shaped template 1 is conveniently abutted against.
Firstly, fixedly mounting an arch starting rod 4 on a bottom die 2, then fixing an arc-shaped die plate 1 on the bottom die 2 through a fixed cement nail 3, then rotating a screw 16 to separate an inserted column 14 from a slot 17, then pulling a slide rod 10 to enable a resisting plate 19 to abut against the arc-shaped die plate 1, then reversely rotating the screw 16 to insert the inserted column 14 into another slot 17, and then fixing a side die 9 with the bottom die 2 and the arc-shaped die plate 1 through the fixed cement nail 3;
the six main keels 5 are propped against the bottom of the bottom die 2, and then a plurality of steel pipes I6 are padded below the six main keels 5;
Fixing a cushion block 34 on a scaffold, then rotating a double-headed screw rod 30, and extending the distance between a support sleeve rod I22 and a mandril 32 under the action of a nut III 29 and a nut IV 31 to enable a plurality of steel pipes II 7 to prop against a steel pipe I6 and enable a pipe sleeve 8 to be vertical to the steel pipe I6;
Finally, the second nut 28 is rotated, and the supporting upright rod 27 is moved under the action of the first screw rod 24 until the supporting upright rod 27 contacts the ground.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The arc beam column node construction process comprises a scaffold, a bottom die (2) and a plurality of pipe sleeves (8), and is characterized in that the bottom die (2) is fixedly provided with an arc template (1), the bottom die (2) is fixedly provided with two side dies (9), the bottom die (2), the side dies (9) and the arc template (1) are connected through fixed cement nails (3), the bottom die (2) is provided with an arch lifting mechanism matched with the arc template (1), each pipe sleeve (8) is internally provided with two steel pipes (7), a plurality of main keels (5) and a plurality of steel pipes (6) are arranged between the bottom die (2) and the two steel pipes (7), each pipe sleeve (8) is fixedly provided with a support sleeve rod (22), each support sleeve rod (22) is provided with a double-end screw rod (30) in a sliding and rotating manner, each support sleeve rod (22) is provided with a double-end screw rod (32) in a sliding manner and rotating manner, each support sleeve rod (32) is provided with a cushion block (34), each first supporting sleeve rod (22) and each ejector rod (32) are fixedly provided with a third nut (29) and a fourth nut (31) which are in threaded rotation connection with the corresponding double-head screw rod (30);
The arch lifting mechanism comprises a plurality of arch lifting rods (4), wherein each arch lifting rod (4) is slidably provided with a sliding rod (10), each sliding rod (10) is rotatably provided with a connecting block (18), each connecting block (18) is fixedly provided with a retaining plate (19) matched with an arc-shaped formwork (1), each sliding rod (10) is provided with a plurality of slots (17), each arch lifting rod (4) is slidably provided with a plunger (14) matched with the plurality of slots (17), each plunger (14) is fixedly provided with a first nut (15), each first nut (15) is rotatably provided with a first screw rod (16), each first screw rod (16) is rotatably connected with the corresponding arch lifting rod (4), and a first spring (13) is fixedly arranged between each sliding rod (10) and the corresponding arch lifting rod (4);
Firstly, fixedly mounting an arch starting rod (4) on a bottom die (2), then fixing an arc-shaped die plate (1) on the bottom die (2) through fixed cement nails (3), then rotating a screw rod (16) to enable an inserting column (14) to be separated from a slot (17), pulling a sliding rod (10) to enable a resisting plate (19) to be abutted against the arc-shaped die plate (1), then reversely rotating the screw rod (16), inserting the inserting column (14) into the other slot (17), and then fixing a side die (9) with the bottom die (2) and the arc-shaped die plate (1) through the fixed cement nails (3);
The six main keels (5) are propped against the bottom of the bottom die (2), and then a plurality of first steel pipes (6) are padded below the six main keels (5);
Fixing a cushion block (34) on a scaffold, then rotating a double-end screw rod (30), and extending the distance between a support sleeve rod I (22) and a mandril (32) under the action of a nut III (29) and a nut IV (31), so that a plurality of steel pipes II (7) are propped against a steel pipe I (6), and a pipe sleeve (8) is vertical to the steel pipe I (6);
Finally, the second nut (28) is rotated, and the supporting upright rod (27) is moved under the action of the first screw rod (24) until the supporting upright rod (27) is contacted with the ground.
2. The arc beam column node construction process according to claim 1, wherein the bottom of each cushion block (34) is of a concave-convex design, and the cushion blocks (34) are fixedly connected with the scaffold.
3. The arc beam column node construction process according to claim 1, wherein an adapter (23) is fixedly installed on the pipe sleeve (8) in a clamping mode, a first screw rod (24) is rotatably installed on the adapter (23), a supporting vertical rod (27) is slidably installed on the first screw rod (24), and a second nut (28) in threaded rotary connection with the first screw rod (24) is rotatably installed on the supporting vertical rod (27).
4. A construction process for a circular arc beam column node according to claim 3, wherein a plurality of struts are fixedly installed on the second nut (28), a rotating block is fixedly installed on each strut, and annular grooves matched with the rotating blocks are formed in the supporting upright (27).
5. A construction process for a circular arc beam column joint according to claim 3, wherein a sliding column (25) is fixedly arranged on the first screw rod (24), and two sliding grooves (26) matched with the sliding column (25) are formed in the supporting upright (27).
6. The arc beam column node construction process according to claim 1, wherein two sliding plates (11) are fixedly installed on each sliding rod (10), and two track grooves (12) matched with the corresponding sliding plates (11) are formed in each arch lifting rod (4).
7. The construction process of the arc beam column joint according to claim 1, wherein two fixing plates (21) are fixedly arranged on one sliding rod (10), and a second spring (20) is fixedly arranged between each fixing plate (21) and each abutting plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310613271.3A CN116537538B (en) | 2023-05-29 | 2023-05-29 | Arc beam column joint construction technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310613271.3A CN116537538B (en) | 2023-05-29 | 2023-05-29 | Arc beam column joint construction technology |
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| Publication Number | Publication Date |
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| CN116537538A CN116537538A (en) | 2023-08-04 |
| CN116537538B true CN116537538B (en) | 2024-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310613271.3A Active CN116537538B (en) | 2023-05-29 | 2023-05-29 | Arc beam column joint construction technology |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118461881B (en) * | 2024-07-10 | 2024-10-15 | 山西一建集团有限公司 | Lifting connection structure of outer wall arc shaping template and construction process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204590614U (en) * | 2015-05-11 | 2015-08-26 | 陕西建工集团总公司 | A kind of bean column node pattern carrier |
| CN112482236A (en) * | 2020-12-08 | 2021-03-12 | 龙信建设集团有限公司 | Viaduct box type cast-in-place concrete beam formwork support system and installation method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205100115U (en) * | 2015-11-16 | 2016-03-23 | 中铁二十二局哈尔滨铁路建设集团有限责任公司 | Be used for pier stud bent cap concrete construction template |
| CN111365027A (en) * | 2020-03-31 | 2020-07-03 | 中铁五局集团有限公司 | Variable-section adjustable lining trolley |
| CN213626653U (en) * | 2020-09-30 | 2021-07-06 | 武汉兴力欣源钢模有限公司 | Arc-shaped template for special-shaped beam column joint |
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- 2023-05-29 CN CN202310613271.3A patent/CN116537538B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204590614U (en) * | 2015-05-11 | 2015-08-26 | 陕西建工集团总公司 | A kind of bean column node pattern carrier |
| CN112482236A (en) * | 2020-12-08 | 2021-03-12 | 龙信建设集团有限公司 | Viaduct box type cast-in-place concrete beam formwork support system and installation method thereof |
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| CN116537538A (en) | 2023-08-04 |
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