CN107419895B - Construction joint control device and construction method thereof - Google Patents
Construction joint control device and construction method thereof Download PDFInfo
- Publication number
- CN107419895B CN107419895B CN201710492998.5A CN201710492998A CN107419895B CN 107419895 B CN107419895 B CN 107419895B CN 201710492998 A CN201710492998 A CN 201710492998A CN 107419895 B CN107419895 B CN 107419895B
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- stay
- construction
- vertical
- construction joint
- transverse support
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- 238000010276 construction Methods 0.000 title claims abstract description 92
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 38
- 239000010959 steel Substances 0.000 claims description 38
- 210000001503 joint Anatomy 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- 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
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
- E04G17/0655—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The construction joint control device comprises a transverse support, two vertical supports and a stay bar; the transverse support is provided with a vertical through hole; the vertical through holes are in a long strip shape and are formed in the long shaft direction of the transverse support; the upper end of the vertical support is arranged in the through hole of the transverse support in a penetrating way and is adjustably connected with the transverse support through a fixing piece; the two groups of stay bars are respectively arranged at the inner sides of the two vertical supports, and each group of stay bars are vertically arranged at intervals; the two groups of supporting rods are arranged in a one-to-one correspondence manner, and the sum of the lengths of the two corresponding supporting rods is matched with the distance between the two vertical supports; one end of the stay bar is hinged with the vertical support on the corresponding side through a connecting piece, and a stay rope is connected to the other side of the stay bar and the position close to the end part. The invention solves the technical problems that the width of the construction joint is difficult to control and the quality of concrete finished products at two sides of the construction joint is extremely poor when the construction joint is reserved in the traditional construction method.
Description
Technical Field
The invention relates to the field of building construction, in particular to a construction joint control device and a construction method thereof.
Background
At present, the width of the construction joint is controlled by filling flexible materials at the position of the designed construction joint, namely, flexible materials such as foam boards or polystyrene boards are filled at the position of the construction joint, wall bodies at two sides of the construction joint are cast together in the concrete casting process, and after the casting is completed, the filled flexible materials are removed after the concrete reaches a form removal condition. The traditional construction method has the problems that the flatness of the wall body of the expansion joint is difficult to control, the quality of concrete finished products on two sides of the construction joint is extremely poor, concrete explosion is easily caused, serious quality accident potential exists, the construction progress is slow, the cost is seriously increased and the like.
Disclosure of Invention
The invention aims to provide a construction joint control device and a construction method thereof, which aim to solve the technical problems that the width of a construction joint is difficult to control, the quality of poured concrete is poor, the construction progress is slow and the construction cost is greatly increased when the construction joint is reserved by the traditional construction method.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
A construction joint control device which is supported between templates of main body structures at two sides of a construction joint; the device comprises a transverse support, two vertical supports which are adjustably connected to the transverse support and a stay bar which is connected between the two vertical supports; the transverse support is provided with a vertical through hole; the vertical through holes are in a long strip shape and are formed in the long shaft direction of the transverse support; the upper end of the vertical support is arranged in the through hole of the transverse support in a penetrating way and is adjustably connected with the transverse support through a fixing piece; the distance between the two vertical supports is matched with the distance between the templates of the main body structures at the two sides of the construction joint; the two groups of stay bars are respectively arranged at the inner sides of the two vertical supports, and each group of stay bars are vertically arranged at intervals; the two groups of supporting rods are arranged in a one-to-one correspondence manner, and the sum of the lengths of the two corresponding supporting rods is matched with the distance between the two vertical supports; one end of the stay bar is hinged with the vertical support on the corresponding side through a connecting piece, and a stay rope is connected to the other side of the stay bar and the position close to the end part.
Preferably, the transverse support is made of square steel or channel steel or I-steel or H-steel, and the length of the transverse support is larger than the distance between the templates of the main body structures at two sides of the construction joint.
Preferably, the vertical supports are made of steel bars or pipes.
Preferably, a limiting part is arranged at the upper part of the vertical support, an external thread is arranged on the vertical support above the limiting part, and the fixing part is a nut; the part provided with the external thread exceeds the vertical support and is connected with the transverse support in an adjustable way through a nut.
Preferably, the stay bar is made of steel bars or steel pipes.
Preferably, two pull ropes are correspondingly connected with the two groups of stay bars respectively; the length of the stay rope section between two vertically adjacent stay bars is equal to the distance between the two corresponding stay bars, and the distance between the top stay bar and the top of the stay rope is greater than or equal to the distance between the top stay bar and the top of the template.
A construction method of a construction joint control device.
Step one: and adjusting the interval between the two vertical supports on the construction joint control device to adapt to the interval between the two side templates, and screwing the nuts.
Step two: and (3) arranging the construction joint control devices regulated in the first step in the reserved construction joints at intervals, respectively erecting two ends of the transverse support at the top of the template at the corresponding side, and enabling the two groups of stay bars to be in a disconnected state.
Step three: and lifting the upper ends of the two pull ropes on the construction joint control device at the same time, so that the two groups of support rods are in butt joint one by one.
Step four: and pouring main structure concrete at two sides of the construction joint.
Step five: and when the concrete strength of the main body structure reaches the design strength, loosening the nut.
Step six: and (5) disconnecting the butted stay bars on the construction joint control device by using external force.
Step seven: and (5) extracting the construction joint control device, and removing the template until the construction is finished.
Preferably, the distance between the two vertical supports adjusted in the first step is 8 mm-12 mm smaller than the distance between the templates at the two sides.
Preferably, in the step six, the specific method for disconnecting the two opposite supporting rods by using external force is as follows: one rod piece is aligned with the connecting part of the two supporting rods which are in butt joint, and downward external force is applied to the rod piece, so that the two supporting rods which are in butt joint lose balance and slide to two sides.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. The construction joint control device is characterized in that a vertical through hole is formed in a transverse support, and the vertical through hole is in a strip shape and is formed in the long axis direction of the transverse support; the upper end of the vertical support is arranged in the through hole of the transverse support in a penetrating way and is connected with the transverse support in an adjustable way; when the device provided by the invention is required to be suitable for different occasions, the distance between the two vertical supports can be adjusted along with the width of a construction joint to be constructed, so that the device is convenient to construct and can be recycled; in addition, the two vertical supports are fixed through the nuts, so that the method is simple in adjustment, the construction progress is accelerated, and the construction cost is reduced.
2. The device is characterized in that the inner sides of the two vertical supports are respectively connected with a brace rod, the brace rods on the two vertical supports are arranged in a one-to-one correspondence manner, and the sum of the lengths of the corresponding two brace rods is matched with the distance between the two vertical supports; each stay bar is hinged with the vertical support on the corresponding side; when the concrete is poured, the supporting rods on two sides are in butt joint one by one, the concrete is subjected to horizontal pressure on the template, and a horizontal force opposite to the horizontal pressure on the template is applied to the supporting rods, so that the concrete is prevented from bursting, serious quality accident hidden trouble is eliminated, and the quality of concrete finished products on two sides of a construction joint is improved.
3. The device is connected with the stay rope at the end part of the stay bar, realizes the butt joint and disconnection of the stay bar by lifting the stay rope upwards and loosening the stay rope, has convenient operation, accelerates the construction progress and saves the construction cost.
4. The transverse support in the invention is made of square steel, channel steel, I-steel or H-steel, the vertical support is made of steel bars or steel pipes,
the stay bar is made of steel bars or steel pipes; the main components in the structure are all steel components, and deformation caused by overlarge concrete pressure can not occur when concrete is poured, so that quality accidents of the template expansion die can be caused.
5. Firstly, installing a construction joint control device at the position of a designed construction joint, butting a supporting rod before pouring concrete, applying a vertical force at the butting position of the supporting rod to disconnect the supporting rod after the concrete is poured to reach a certain strength, loosening nuts at the top, reducing the interval between vertical supports of the vertical rods, and taking out the device; the whole process is simple to operate, and the vertical support does not squeeze the template when the nuts at the top are loosened in the later stage, so that the concrete is convenient to take out, and the poured concrete cannot be damaged.
6. The method has the advantages of simple construction process, convenient operation, no need of personnel with higher technical requirements, and easy control of concrete quality on two sides of the construction joint, quickening the construction progress and greatly reducing the cost.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the lateral support of the present invention.
Reference numerals: the device comprises a 1-template, a 2-transverse support, a 2.1-vertical through hole, a 3-vertical support, a 4-stay bar, a 5-fixing piece, a 6-stay rope, a 7-limiting piece, an 8-connecting piece and a 9-connecting bolt.
Detailed Description
As shown in fig. 1 and 2, such a construction joint control device is supported between the forms 1 of the main body structures at both sides of the construction joint; the device comprises a transverse support 2, two vertical supports 3 which are adjustably connected to the transverse support 2, and a stay bar 4 which is connected between the two vertical supports 3; the transverse support 2 is provided with a vertical through hole 2.1; the vertical through holes 2.1 are in a long strip shape and are formed along the long axis direction of the transverse support 2; the upper end of the vertical support 3 is arranged in a through hole of the transverse support 2 in a penetrating way and is adjustably connected with the transverse support 2 through a fixing piece 5; the distance between the two vertical supports 3 is matched with the distance between the templates 1 of the main body structures at the two sides of the construction joint; the two groups of stay bars 4 are respectively arranged at the inner sides of the two vertical supports 3, and each group of stay bars 4 are vertically arranged at intervals; the two groups of stay bars 4 are arranged in one-to-one correspondence, and the sum of the lengths of the two corresponding stay bars 4 is matched with the distance between the two vertical supports 3; one end of each supporting rod 4 is hinged with the corresponding vertical support 3 on one side through a connecting piece 8, and a pull rope 6 is connected to the other side of each supporting rod 4 and the position close to the end.
In this embodiment, the lateral supports 2 are made of square steel, channel steel, i-steel or H-steel, and the length of the lateral supports 2 is greater than the distance between the templates 1 of the main structures at two sides of the construction joint.
In this embodiment, the vertical supports 3 are made of steel bars or pipes.
In this embodiment, a limiting part 7 is arranged at the upper part of the vertical support 3, an external thread is arranged on the vertical support 3 above the limiting part 7, and the fixing part 5 is a nut; the part provided with external threads extends beyond the vertical support 3 and is connected with the transverse support 2 in an adjustable manner through nuts.
In this embodiment, the stay bar 4 is made of steel bars or steel pipes.
In this embodiment, two pull ropes 6 are respectively connected with two groups of stay bars 4 correspondingly; the length of the stay rope section between two vertically adjacent stay bars 4 is equal to the distance between the two corresponding stay bars 4, and the distance between the top stay bar 4 and the top of the stay rope 6 is greater than or equal to the distance between the top stay bar 4 and the top of the template 1.
The limiting piece 7 is a nut connected to the vertical support 3 or a horizontal steel plate connected to the vertical support 3 in a horizontal welding mode, and the limiting piece 7 is located below the transverse support 2.
In this embodiment, the pull rope 6 is a steel wire rope; a connecting bolt 9 is connected to the stay bar 4 at the connecting position of the stay rope 6; the stay cord 6 is connected with the stay bar 4 through bolts.
In this embodiment, the connecting piece 8 is a shaft pin or a hinge.
In actual construction, the inner sides of the main body structure walls at two sides of the construction joint are welded by using short steel bars and split bolts, the templates 1 are sealed in advance, the short steel bars are welded at the roots of the main body structure walls at the construction joint in advance (the short steel bars are spaced by one meter according to the length of the construction joint walls), three centimeters of the walls are leaked, the templates 1 of the walls are reserved with cuts in advance, then the templates 1 are directly placed on the short steel bars, and the short steel bars are clamped in the cuts reserved by the templates 1.
The construction method of the construction joint control device is specifically as follows.
Step one: the distance between the two vertical supports 3 on the construction joint control device is adjusted, the distance between the two vertical supports and the two side templates 1 is adapted, nuts are screwed, the distance between the two vertical supports 3 is reduced by the thickness of the two side templates 1 according to the width of the construction joint, and then the distance is reduced by 4 mm-6 mm, and the distance is reduced by 4 mm-6 mm so that the construction joint control device can be placed into the construction joint well.
Step two: and (3) arranging the construction joint control devices regulated in the first step in the reserved construction joints at intervals, respectively erecting two ends of the transverse support 2 on the top of the template 1 on the corresponding side, and enabling the two groups of stay bars 4 to be in a disconnected state.
Step three: the upper ends of two stay ropes 6 on the construction joint control device are lifted at the same time, so that the stay bars 4 are in a state of being vertical to the vertical supports 3, and the two groups of stay bars 4 are in butt joint one by one.
Step four: and pouring main structure concrete at two sides of the construction joint.
Step five: and when the strength of the concrete of the main structure reaches the design strength, loosening the nut and putting down the steel wire rope.
Step six: and the supporting rod 4 butted on the construction joint control device is disconnected by external force.
Step seven: and (5) pulling out the construction joint control device, and removing the template 1 until the construction is finished.
In the embodiment, the distance between the two vertical supports 3 after adjustment in the first step is 8 mm-12 mm smaller than the distance between the templates 1 at the two sides.
In the embodiment, the specific method for disconnecting the two opposite supporting rods 4 by using the external force in the step six is as follows: one rod piece is aligned with the connecting part of the two supporting rods 4 which are in butt joint, and downward external force is applied to the rod piece, so that the two supporting rods 4 which are in butt joint lose balance and slide to two sides.
The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, and the above embodiments are intended to illustrate the present invention, not to limit the scope of the present invention, and all applications that come from simple variations of the present invention fall within the scope of the present invention.
Claims (4)
1. The construction method of the construction joint control device is characterized in that the construction joint control device is supported between templates (1) of main body structures at two sides of a construction joint; comprises a transverse support (2), two vertical supports (3) which are adjustably connected to the transverse support (2) and a stay bar (4) which is connected between the two vertical supports (3); the transverse support (2) is provided with a vertical through hole (2.1); the vertical through holes (2.1) are in a strip shape and are formed along the long axis direction of the transverse support (2); the upper end of the vertical support (3) is arranged in a through hole of the transverse support (2) in a penetrating way and is connected with the transverse support (2) in an adjustable way through a fixing piece (5); the distance between the two vertical supports (3) is matched with the distance between the templates (1) of the main body structures at the two sides of the construction joint; the two groups of the supporting rods (4) are respectively arranged at the inner sides of the two vertical supports (3), and each group of the supporting rods (4) is vertically arranged at intervals; the two groups of stay bars (4) are arranged in one-to-one correspondence, and the sum of the lengths of the two corresponding stay bars (4) is matched with the distance between the two vertical supports (3); one end of the supporting rod (4) is hinged with the vertical support (3) on the corresponding side through a connecting piece (8), and a pull rope (6) is connected to the other side of the supporting rod (4) and the position close to the end part; the vertical support (3) is made of steel bars or pipes; a limiting part (7) is arranged at the upper part of the vertical support (3), an external thread is arranged on the vertical support (3) above the limiting part (7), and the fixing part (5) is a nut; the part provided with the external thread exceeds the vertical support (3) and is connected with the transverse support (2) in an adjustable way through a nut; the stay bar (4) is made of steel bars or steel pipes; the two pull ropes (6) are respectively and correspondingly connected with the two groups of stay bars (4); the length of the stay rope section between two vertically adjacent stay bars (4) is equal to the distance between the two corresponding stay bars (4), and the distance between the top stay bar (4) and the top of the stay rope (6) is greater than or equal to the distance between the top stay bar (4) and the top of the template (1); the method comprises the following steps:
step one: the distance between the two vertical supports (3) on the construction joint control device is adjusted to be suitable for the distance between the two side templates (1), and nuts are screwed down;
step two: arranging the construction joint control devices adjusted in the first step in the reserved construction joints at intervals, respectively erecting two ends of the transverse support (2) at the tops of the templates (1) at the corresponding sides, and enabling the two groups of stay bars (4) to be in a disconnected state;
step three: lifting the upper ends of two stay ropes (6) on the construction joint control device at the same time to enable the two groups of stay bars (4) to be in butt joint one by one;
step four: pouring main structure concrete at two sides of the construction joint;
step five: loosening the nut when the concrete strength of the main body structure reaches the design strength;
step six: disconnecting the butted stay bars (4) on the construction joint control device by using external force;
step seven: and (5) pulling out the construction joint control device, and removing the template (1) until the construction is finished.
2. The construction method of the construction joint control device according to claim 1, wherein: the transverse support (2) is made of square steel or channel steel or I-steel or H-steel, and the length of the transverse support (2) is larger than the distance between the templates (1) of the main structures at two sides of the construction joint.
3. The construction method of the construction joint control device according to claim 1, wherein: the distance between the two vertical supports (3) after adjustment in the first step is 8 mm-12 mm smaller than the distance between the templates (1) at the two sides.
4. The construction method of the construction joint control device according to claim 1, wherein: in the sixth step, the specific method for disconnecting the two supporting rods (4) which are in butt joint by using external force is as follows: one rod piece is aligned with the connecting part of the two supporting rods (4) which are in butt joint, and downward external force is applied to the rod piece, so that the two supporting rods (4) which are in butt joint lose balance and slide to two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710492998.5A CN107419895B (en) | 2017-06-26 | 2017-06-26 | Construction joint control device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710492998.5A CN107419895B (en) | 2017-06-26 | 2017-06-26 | Construction joint control device and construction method thereof |
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| Publication Number | Publication Date |
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| CN107419895A CN107419895A (en) | 2017-12-01 |
| CN107419895B true CN107419895B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710492998.5A Active CN107419895B (en) | 2017-06-26 | 2017-06-26 | Construction joint control device and construction method thereof |
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| CN (1) | CN107419895B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331344A (en) * | 2018-05-14 | 2018-07-27 | 中建四局第五建筑工程有限公司 | A kind of construction joint inner side template support device |
| CN113958124B (en) * | 2021-11-10 | 2023-01-06 | 中冶建工集团有限公司 | Small-spacing double-beam formwork reinforcing device and construction method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3650184A (en) * | 1970-08-18 | 1972-03-21 | Ernest L Kolm | Curb expansion joint |
| CN102493479A (en) * | 2011-12-15 | 2012-06-13 | 中国一冶集团有限公司 | Construction method for circular foundation bolt hole reserved for equipment foundation |
| CN102561198A (en) * | 2012-01-11 | 2012-07-11 | 中建七局第二建筑有限公司 | Core mould structure for concrete hollow bridge |
| CN102691414A (en) * | 2012-06-18 | 2012-09-26 | 中城建第六工程局集团有限公司 | Template supporting system for narrow space of building concrete structure |
| CN103669655A (en) * | 2013-12-24 | 2014-03-26 | 山东万鑫建设有限公司 | Construction technology for pouring concrete of walls on two sides of deformation joint |
| CN105484496A (en) * | 2015-12-15 | 2016-04-13 | 中国一冶集团有限公司 | Formwork assembling and disassembling method for shear wall deformation joint |
| CN205531324U (en) * | 2016-01-22 | 2016-08-31 | 湖南中铁五新钢模有限责任公司 | Two pier stud piers pour template |
| CN207079912U (en) * | 2017-06-26 | 2018-03-09 | 中建二局第三建筑工程有限公司 | Construction joint control device |
-
2017
- 2017-06-26 CN CN201710492998.5A patent/CN107419895B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3650184A (en) * | 1970-08-18 | 1972-03-21 | Ernest L Kolm | Curb expansion joint |
| CN102493479A (en) * | 2011-12-15 | 2012-06-13 | 中国一冶集团有限公司 | Construction method for circular foundation bolt hole reserved for equipment foundation |
| CN102561198A (en) * | 2012-01-11 | 2012-07-11 | 中建七局第二建筑有限公司 | Core mould structure for concrete hollow bridge |
| CN102691414A (en) * | 2012-06-18 | 2012-09-26 | 中城建第六工程局集团有限公司 | Template supporting system for narrow space of building concrete structure |
| CN103669655A (en) * | 2013-12-24 | 2014-03-26 | 山东万鑫建设有限公司 | Construction technology for pouring concrete of walls on two sides of deformation joint |
| CN105484496A (en) * | 2015-12-15 | 2016-04-13 | 中国一冶集团有限公司 | Formwork assembling and disassembling method for shear wall deformation joint |
| CN205531324U (en) * | 2016-01-22 | 2016-08-31 | 湖南中铁五新钢模有限责任公司 | Two pier stud piers pour template |
| CN207079912U (en) * | 2017-06-26 | 2018-03-09 | 中建二局第三建筑工程有限公司 | Construction joint control device |
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| CN107419895A (en) | 2017-12-01 |
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