CN112796513A - Formwork supporting structure for post-cast strip and construction method - Google Patents
Formwork supporting structure for post-cast strip and construction method Download PDFInfo
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- CN112796513A CN112796513A CN202110013035.9A CN202110013035A CN112796513A CN 112796513 A CN112796513 A CN 112796513A CN 202110013035 A CN202110013035 A CN 202110013035A CN 112796513 A CN112796513 A CN 112796513A
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The utility model relates to the technical field of post-cast strip, in particular to a template supporting structure and a construction method for the post-cast strip, which has the technical scheme that a beam-slab supporting system comprises a plurality of concrete piles and a pipe fitting template for pouring the concrete piles, wherein the pipe fitting template comprises a plurality of first templates, and two adjacent first templates are detachably connected; the first template comprises a first connecting frame and a second connecting frame, an installation cavity for pouring concrete piles is formed between the first connecting frame and the second connecting frame, and a fixing assembly for fixing the first connecting frame and the second connecting frame is arranged between the first connecting frame and the second connecting frame. Adopt the concrete pile to support the beam slab of post-cast strip both sides, form a whole with original structure, be convenient for carry out the stable stay to the beam slab to be convenient for improve construction quality.
Description
Technical Field
The application relates to the technical field of post-cast strips, in particular to a formwork supporting structure for a post-cast strip and a construction method.
Background
The post-cast strip is also called as construction post-cast strip, which is a temporary deformation joint reserved for overcoming the problem that harmful cracks are possibly generated due to temperature, shrinkage and settlement during the construction of a cast-in-place integral reinforced concrete structure, and is sealed by post-casting after certain time effect, so that buildings are connected into a whole. Because the arrangement of the post-cast strip enables the stress state of the original structure to be changed temporarily, the formworks and the steel pipe supports on two sides of the post-cast strip are not dismounted in the construction process, and the formworks and the steel pipe supports on two sides of the post-cast strip are dismounted after the concrete pouring on two sides of the post-cast strip meets the mould dismounting requirement.
When the post-cast strip is long in retention time and the accumulated length of the post-cast strip is large, the retention time of the template and the steel pipe support is long, square wood in the template can generate rot and deformation in different degrees, and the steel pipe can generate corrosion, deformation and other phenomena, so that the stress state of the beam plates on two sides of the post-cast strip is easily influenced, and even the beam plates on two sides of the post-cast strip are cracked, and the construction quality is influenced.
Disclosure of Invention
In order to improve the construction quality, the application provides a formwork supporting structure for a post-cast strip and a construction method.
In a first aspect, the application provides a formwork support structure for a post-cast strip, which adopts the following technical scheme:
a template supporting structure for a post-cast strip comprises beam-slab supporting systems arranged on two sides of the post-cast strip, wherein each beam-slab supporting system comprises a plurality of concrete piles and pipe fitting templates for pouring the concrete piles, each pipe fitting template comprises a plurality of first templates, and every two adjacent first templates are detachably connected;
the first template comprises a first connecting frame and a second connecting frame, an installation cavity for pouring concrete piles is formed between the first connecting frame and the second connecting frame, and a fixing assembly for fixing the first connecting frame and the second connecting frame is arranged between the first connecting frame and the second connecting frame.
By adopting the technical scheme, the concrete piles are adopted to support the beam plates on the two sides of the post-cast strip, and the post-cast strip and the original structure form a whole, so that the beam plates are conveniently and stably supported, the probability of virtual support is effectively reduced, and the construction quality is conveniently improved;
in addition, after the strength of the concrete pile meets the requirement, the pipe fitting template can be detached, the turnover amount of the template is saved, and therefore the effect of saving cost is achieved conveniently.
Optionally, the pipe fitting templates further include a plurality of second templates, and the second templates are detachably connected with the first templates;
the second template comprises a first mounting frame and a second mounting frame, a mounting plate is arranged between the first mounting frame and the second mounting frame, and the mounting plate is detachably connected with the first mounting frame and the second mounting frame;
and a fixed cavity for pouring the concrete pile is formed between each of the first mounting frame and the mounting plate and between each of the second mounting frame and the mounting plate.
Through adopting above-mentioned technical scheme, when being convenient for support the beam slab of post-cast strip both sides, effectively reduce concrete mortar's quantity, can also be convenient for demolish of later stage second template.
Optionally, a yielding groove for the installation plate to extend into is arranged between the first installation frame and the second installation frame.
Through adopting above-mentioned technical scheme, the mounting panel stretches into the inslot of stepping down, is convenient for increase the connection stability of mounting panel.
Optionally, the mounting panel is including the first installation department and the second installation department that set gradually, the one end that first installation department is close to the second installation department is provided with the fixture block, be provided with the draw-in groove that is used for supplying the fixture block to stretch into on the second installation department.
By adopting the technical scheme, the first mounting part and the second mounting part are arranged, so that the mounting plate can be conveniently detached in the later period; in addition, the fixture block stretches into the clamping groove, so that the connection stability between the first installation part and the second installation part is effectively improved.
Optionally, an elastic rubber pad is arranged between the first mounting part and the second mounting part.
Through adopting above-mentioned technical scheme, the setting of elastic rubber pad is convenient for increase the leakproofness between first installation department and the second installation department, and the probability that the concrete flowed to between first mounting panel and the second mounting panel when effectively reducing concreting.
Optionally, the first fixing assembly includes a first connecting convex plate disposed at one end of the first connecting frame close to the second connecting frame, and a second connecting convex plate disposed at one end of the second connecting frame close to the first connecting frame;
the first connecting convex plate is provided with a first connecting hole in a penetrating mode, the second connecting convex plate is provided with a second connecting hole in a penetrating mode, and a connecting rod penetrates through the first connecting hole and the second connecting hole.
Through adopting above-mentioned technical scheme, can be in the same place first link and second link are fixed through the connecting rod, be convenient for increase the connection stability between first link and the second link.
Optionally, a first mounting convex plate is arranged at one end of the first mounting frame close to the second mounting frame, and a second mounting convex plate is arranged at one end of the second mounting frame close to the first mounting frame;
the first installation convex plate is provided with a first installation hole in a penetrating mode, the second installation convex plate is provided with a second installation hole corresponding to the first installation hole, and installation rods penetrate through the first installation hole and the second installation hole.
Through adopting above-mentioned technical scheme, be in the same place first mounting bracket and second mounting bracket are fixed through the installation pole, be convenient for increase the stability of being connected between first mounting bracket and the second mounting bracket.
Optionally, a first extending plate is formed by extending both the top end and the bottom end of the first template, and a second extending plate is formed by extending both the top end and the bottom end of the second template;
the first extending plate is provided with a first through hole, and the second extending plate is provided with a second through hole corresponding to the first through hole.
Through adopting above-mentioned technical scheme, the area of contact between first template and the second template is convenient for increase in the setting of first extension board and second extension board, and then is convenient for improve the stability of being connected between first template and the second template.
In a second aspect, the application provides a construction method for a formwork supporting structure of a post-cast strip, which adopts the following technical scheme:
a construction method of a formwork support structure for a post-cast strip, comprising:
firstly, fixing a first connecting frame and a second connecting frame through a connecting rod to form a first template;
clamping the mounting plates in the abdicating grooves on the first mounting frame and the second mounting frame, and fixing the first mounting frame and the second mounting frame through the mounting rods;
fixing the second extending plate on the second template and the first extending plate of the first template through bolts and nuts, and fixing a plurality of second templates together through the bolts and the nuts in sequence;
fixing a first template on the top of the second template through bolts and nuts, wherein the height of the first template reaches the elevation of a designed floor slab and the position for laying a bottom plate is reserved;
and pouring concrete mortar into the mounting cavity of the first template and the fixing cavity of the second template.
By adopting the technical scheme, the concrete piles are adopted to support the beam plates on the two sides of the post-cast strip, and the post-cast strip and the original structure form a whole, so that the beam plates are conveniently and stably supported, the probability of virtual support is effectively reduced, and the construction quality is conveniently improved;
in addition, after the strength of the concrete pile meets the requirement, the pipe fitting template can be detached, the turnover amount of the template is saved, and therefore the effect of saving cost is achieved conveniently.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the first template, the first connecting frame and the second connecting frame, the beam plates on two sides of the post-cast strip are supported by concrete piles to form a whole with the original structure, so that the beam plates are conveniently and stably supported, the probability of virtual support is effectively reduced, and the construction quality is conveniently improved;
2. through the setting of second template, first mounting bracket, second mounting bracket and mounting panel, when being convenient for support the beam slab of post-cast strip both sides, effectively reduce concrete mortar's quantity.
Drawings
FIG. 1 is a schematic structural view of a post-cast strip and a bottom plate according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a tubular form according to an embodiment of the present disclosure;
FIG. 3 is an exploded view of a first template and a second template according to an embodiment of the present application;
FIG. 4 is an enlarged view of portion B of FIG. 3;
FIG. 5 is an enlarged view of portion A of FIG. 2;
fig. 6 is an enlarged view of a portion C in fig. 3.
Description of reference numerals: 1. a pipe fitting template; 2. a first template; 21. a first extension plate; 22. a first through hole; 23. a first connecting frame; 24. a second link frame; 25. a mounting cavity; 26. a fixing assembly; 261. a first connection boss; 262. a second connecting convex plate; 265. a connecting rod; 3. a second template; 31. a second extension plate; 32. a second through hole; 33. a first mounting bracket; 34. a second mounting bracket; 35. a fixed cavity; 351. mounting a plate; 36. a first mounting portion; 37. a second mounting portion; 38. a clamping block; 39. an elastic rubber pad; 391. a yielding groove; 4. a first mounting flange; 41. a second mounting flange; 42. a first mounting hole; 43. a second mounting hole; 44. and (5) installing a rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a template supporting construction for post-cast strip. Referring to fig. 1, including setting up the beam slab support system in post-cast strip both sides, the beam slab support system includes a plurality of concrete piles and is used for pouring pipe fitting template 1 of concrete pile, and specifically, the concrete pile sets up at the tip with crossing girder and secondary beam in post-cast strip, secondly evenly distributed in setting for the interval. The pipe fitting template 1 comprises a plurality of second templates 3 and first templates 2 arranged at two ends of the second templates 3, and the first templates 2 are detachably connected with the second templates 3.
Referring to fig. 2 and 3, a first extending plate 21 extends from the top end and the bottom end of the first template 2, a second extending plate 31 extends from the top end and the bottom end of the second template 3, a first through hole 22 is formed in the first extending plate 21, and a second through hole 32 corresponding to the first through hole 22 is formed in the second extending plate 31.
Referring to fig. 2 and 3, when the pipe formwork 1 needs to be installed, the second formwork 3 is installed at the top end of the first formwork 2, the first extension plate 21 and the second extension plate 31 are fixed through bolts and nuts, the plurality of second formworks 3 are fixed together through the bolts and nuts in sequence, and finally the first formwork 2 is fixed at the top of the second formwork 3 through the bolts and nuts, so that the height of the first formwork 2 reaches the position where a floor is designed and a bottom plate is reserved to be laid. And first template 2 passes through the bolt and nut is fixed with second template 3, the installation and the dismantlement of first template 2 and second template 3 of being convenient for.
The arrangement of the first extension plate 21 and the second extension plate 31 facilitates the increase of the contact area between the first template 2 and the second template 3, and further increases the connection stability of the pipe template 1.
Referring to fig. 2 and 3, the first formwork 2 includes a first connecting frame 23 and a second connecting frame 24, the first connecting frame 23 and the second connecting frame 24 are both in an L-shaped configuration, an installation cavity 25 for pouring a concrete pile is formed between the first connecting frame 23 and the second connecting frame, and specifically, the installation cavity 25 is in a square configuration.
Referring to fig. 3 and 4, a fixing assembly 26 for fixing the first and second connection frames 23 and 24 is disposed between the first and second connection frames 23 and 24. Specifically, the fixing assembly 26 includes a first connecting convex plate 261 disposed at one end of the first connecting frame 23 close to the second connecting frame 24 and a second connecting convex plate 262 disposed at one end of the second connecting frame 24 close to the first connecting frame 23, a first connecting hole is formed through the first connecting convex plate 261, a second connecting hole is formed through the second connecting convex plate 262, and a connecting rod 265 penetrates through the first connecting hole and the second connecting hole.
Referring to fig. 5 and 6, the second formwork 3 includes a first mounting frame 33 and a second mounting frame 34, and the first mounting frame 33 and the second mounting frame 34 are both L-shaped. The junction of first mounting bracket 33 and second mounting bracket 34 is provided with the groove of stepping down 391 jointly, is provided with the mounting panel 351 that is used for stretching into the groove of stepping down 391 between first mounting bracket 33 and the second mounting bracket 34, and the mounting panel 351 can be dismantled with first mounting bracket 33 and second mounting bracket 34 and be connected, and is formed with the fixed chamber 35 that is used for concreting the concrete pile between first mounting bracket 33 and second mounting bracket 34 and the mounting panel 351, and fixed chamber 35 is the triangle setting.
Referring to fig. 5 and 6, the mounting plate 351 includes a first mounting portion 36 and a second mounting portion 37 which are sequentially arranged, a clamping block 38 is arranged at one end of the first mounting portion 36 close to the second mounting portion 37, and a clamping groove for the clamping block 38 to extend into is arranged on the second mounting portion 37, so that the connection stability between the first mounting portion 36 and the second mounting portion 37 is increased. An elastic rubber pad 39 is arranged between the first mounting part 36 and the second mounting part 37, so that the sealing performance between the first mounting part 36 and the second mounting part 37 is further improved.
Referring to fig. 5 and 6, a first mounting convex plate 4 is disposed at one end of the first mounting frame 33 close to the second mounting frame 34, a second mounting convex plate 41 is disposed at one end of the second mounting frame 34 close to the first mounting frame 33, a first mounting hole 42 is formed in the first mounting convex plate 4 in a penetrating manner, a second mounting hole 43 corresponding to the first mounting hole 42 is formed in the second mounting convex plate 41, and mounting rods 44 penetrate through the first mounting hole 42 and the second mounting hole 43, so that the first mounting frame 33 and the second mounting frame 34 are fixed conveniently.
Referring to fig. 5, since the mounting plates 351 are arranged in the first mounting frame 33 and the second mounting frame 34, two triangular fixing cavities 35 are formed in the second formwork 3, and the amount of concrete mortar is reduced while the beam plates on two sides of the post-cast strip are supported.
The implementation principle of the template supporting structure for the post-cast strip in the embodiment of the application is as follows:
when the pipe fitting formwork 1 needs to be installed, the first connecting frame 23 and the second connecting frame 24 are fixed through the connecting rod 265 to form the first formwork 2, the mounting plate 351 is clamped in the abdicating groove 391 on the first mounting frame 33 and the second mounting frame 34, and the first mounting plate 351 and the second mounting plate 351 are fixed through the mounting rod 44.
The second extending plate 31 on the second template 3 and the first extending plate 21 on the second template 3 are fixed through bolts and nuts, the second templates 3 are fixed together through the bolts and the nuts in sequence, and the first template 2 is fixed at the top of the second template 3 through the bolts and the nuts, so that the height of the first template 2 reaches the elevation of the designed floor slab and the position for laying the bottom plate is reserved.
After the pipe fitting formwork 1 is installed, concrete mortar is poured into the installation cavity 25 of the first formwork 2 and the installation cavity 25 of the second formwork 3.
And when the strength of the concrete pile meets the requirement, the pipe fitting template 1 is dismantled. First, the bolts between the first formwork 2 and the second formwork 3, the connecting rods 265 between the first connecting frame 23 and the second connecting frame 24, and the mounting rods 44 between the first mounting frame 33 and the second mounting frame 34 are removed, the first formwork 2 and the second formwork 3 are removed from the concrete pile, and then the first mounting portion 36 and the second mounting portion 37 are removed from the concrete pile.
And when the concrete strength of the post-cast strip meets the requirement, the concrete pile is dismantled, the top of the concrete pile is removed by manual chiseling in the chiseling process, and then the concrete pile is dismantled by manual chiseling.
The embodiment of the application also discloses a construction method of the formwork supporting structure for the post-cast strip, which comprises the following steps:
firstly, fixing the first connecting frame 23 and the second connecting frame 24 through a connecting rod 265 to form a first template 2;
the mounting plate 351 is clamped in the abdicating groove 391 on the first mounting frame 33 and the second mounting frame 34, and the first mounting frame 33 and the second mounting frame 34 are fixed through the mounting rod 44;
fixing the second extension plates 31 on the second templates 3 and the first extension plates 21 of the first templates 2 through bolts and nuts, and fixing the second templates 3 together through the bolts and the nuts in sequence;
fixing the first template 2 on the top of the second template 3 through bolts and nuts, wherein the height of the first template 2 reaches the elevation of a designed floor slab and the position for laying a bottom plate is reserved;
and pouring concrete mortar into the installation cavity 25 of the first formwork 2 and the fixing cavity 35 of the second formwork 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a template supporting construction for post-cast strip which characterized in that: the device comprises a beam-slab supporting system arranged on two sides of a post-cast strip, wherein the beam-slab supporting system comprises a plurality of concrete piles and a pipe fitting template (1) for casting the concrete piles, the pipe fitting template (1) comprises a plurality of first templates (2), and two adjacent first templates (2) are detachably connected;
the first formwork (2) comprises a first connecting frame (23) and a second connecting frame (24), an installation cavity (25) for pouring concrete piles is formed between the first connecting frame (23) and the second connecting frame (24), and a fixing assembly (26) for fixing the first connecting frame (23) and the second connecting frame (24) is arranged between the first connecting frame (23) and the second connecting frame (24).
2. The formwork support structure for a post-cast strip as claimed in claim 1, wherein: the pipe fitting template (1) further comprises a plurality of second templates (3), and the second templates (3) are detachably connected with the first template (2);
the second template (3) comprises a first mounting frame (33) and a second mounting frame (34), a mounting plate (351) is arranged between the first mounting frame (33) and the second mounting frame (34), and the mounting plate (351) is detachably connected with the first mounting frame (33) and the second mounting frame (34);
and a fixing cavity (35) for pouring the concrete pile is formed between each of the first mounting frame (33) and the second mounting frame (34) and the mounting plate (351).
3. The formwork support structure for a post-cast strip as claimed in claim 2, wherein: an abdicating groove (391) for the mounting plate (351) to extend into is arranged between the first mounting frame (33) and the second mounting frame (34).
4. The formwork support structure for a post-cast strip as claimed in claim 2, wherein: mounting panel (351) are including first installation department (36) and the second installation department (37) that set gradually, the one end that first installation department (36) is close to second installation department (37) is provided with fixture block (38), be provided with the draw-in groove that is used for supplying fixture block (38) to stretch into on second installation department (37).
5. The formwork support structure for a post-cast strip as claimed in claim 4, wherein: an elastic rubber pad (39) is arranged between the first mounting part (36) and the second mounting part (37).
6. The formwork support structure for a post-cast strip as claimed in claim 1, wherein: the fixed assembly (26) comprises a first connecting convex plate (261) arranged at one end of the first connecting frame (23) close to the second connecting frame (24) and a second connecting convex plate (262) arranged at one end of the second connecting frame (24) close to the first connecting frame (23);
first connection flange (261) run through and are provided with first connecting hole, run through on the second connection flange (262) and be provided with the second connecting hole, wear to be equipped with connecting rod (265) in first connecting hole and the second connecting hole.
7. The formwork support structure for a post-cast strip as claimed in claim 2, wherein: a first mounting convex plate (4) is arranged at one end, close to the second mounting frame (34), of the first mounting frame (33), and a second mounting convex plate (41) is arranged at one end, close to the first mounting frame (33), of the second mounting frame (34);
the first mounting convex plate (4) is provided with a first mounting hole (42) in a penetrating mode, the second mounting convex plate (41) is provided with a second mounting hole (43) corresponding to the first mounting hole (42), and mounting rods (44) penetrate through the first mounting hole (42) and the second mounting hole (43).
8. The formwork support structure for a post-cast strip as claimed in claim 2, wherein: the top end and the bottom end of the first template (2) extend to form a first extending plate (21), and the top end and the bottom end of the second template (3) extend to form a second extending plate (31);
the first extending plate (21) is provided with a first through hole (22), and the second extending plate (31) is provided with a second through hole (32) corresponding to the first through hole (22).
9. The construction method of a formwork support structure for a post-cast strip according to any one of claims 1 to 8, comprising:
firstly, a first connecting frame (23) and a second connecting frame (24) are fixed through a connecting rod (265) to form a first template (2);
clamping the mounting plate (351) in the abdicating groove (391) on the first mounting frame (33) and the second mounting frame (34), and fixing the first mounting frame (33) and the second mounting frame (34) through the mounting rod (44);
fixing a second extension plate (31) on the second template (3) and a first extension plate (21) of the first template (2) through bolts and nuts, and fixing a plurality of second templates (3) together through the bolts and the nuts in sequence;
fixing the first template (2) at the top of the second template (3) through bolts and nuts, wherein the height of the first template (2) reaches the elevation of a designed floor slab and the position for laying a bottom plate is reserved;
and concrete mortar is poured into the installation cavity (25) of the first template (2) and the fixing cavity (35) of the second template (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110013035.9A CN112796513A (en) | 2021-01-06 | 2021-01-06 | Formwork supporting structure for post-cast strip and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110013035.9A CN112796513A (en) | 2021-01-06 | 2021-01-06 | Formwork supporting structure for post-cast strip and construction method |
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| Publication Number | Publication Date |
|---|---|
| CN112796513A true CN112796513A (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110013035.9A Pending CN112796513A (en) | 2021-01-06 | 2021-01-06 | Formwork supporting structure for post-cast strip and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431320A (en) * | 2021-06-29 | 2021-09-24 | 中建八局第四建设有限公司 | Construction method of novel horizontal constraint-free independent vertical supporting column mold |
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| CN108868130A (en) * | 2018-06-19 | 2018-11-23 | 隆生国际建设集团有限公司 | A kind of bilayer coupling beam opening mould plate system and its engineering method applied to the double-deck coupling beam |
| CN110158951A (en) * | 2019-06-13 | 2019-08-23 | 中国三冶集团有限公司 | A kind of frame structure wooden template construction method entirely |
| CN110259115A (en) * | 2019-05-29 | 2019-09-20 | 重庆市叁柒幺信息科技有限公司 | A kind of concrete blinding for real estate construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20090001153A (en) * | 2007-06-29 | 2009-01-08 | (주)화인테크 | Transformable formwork apparatus for construction of concrete column and construction process of concrete column using the same |
| CN108756227A (en) * | 2018-06-05 | 2018-11-06 | 温州市中强建设工程有限公司 | The structure on two sides and its construction method of a kind of concrete column support top post-cast strip |
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| CN110259115A (en) * | 2019-05-29 | 2019-09-20 | 重庆市叁柒幺信息科技有限公司 | A kind of concrete blinding for real estate construction |
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| CN113431320A (en) * | 2021-06-29 | 2021-09-24 | 中建八局第四建设有限公司 | Construction method of novel horizontal constraint-free independent vertical supporting column mold |
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Application publication date: 20210514 |