CN211257400U - Prefabricated draw-in groove formwork system is exempted from in advance to seal in basement outer wall post-cast strip - Google Patents
Prefabricated draw-in groove formwork system is exempted from in advance to seal in basement outer wall post-cast strip Download PDFInfo
- Publication number
- CN211257400U CN211257400U CN201921626573.XU CN201921626573U CN211257400U CN 211257400 U CN211257400 U CN 211257400U CN 201921626573 U CN201921626573 U CN 201921626573U CN 211257400 U CN211257400 U CN 211257400U
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- prefabricated
- basement
- post
- wall
- clamping groove
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- 238000009415 formwork Methods 0.000 title claims abstract description 20
- 210000003205 muscle Anatomy 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 239000010410 layer Substances 0.000 claims description 33
- 230000002787 reinforcement Effects 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 10
- 239000004570 mortar (masonry) Substances 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000004567 concrete Substances 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010415 tidying Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system, its characterized in that: the basement water-stop structure comprises a basement outer wall and a post-pouring belt, wherein a water-stop steel plate vertical to an interface is arranged between the basement outer wall and the post-pouring belt, and a plurality of prefabricated clamping grooves which are overlapped up and down are arranged at the post-pouring belt; the prefabricated clamping grooves comprise inner layer structures and outer layer structures, the inner layer structures and the outer layer structures are staggered up and down, concave parts are formed at the tops of the prefabricated clamping grooves, convex parts are formed at the bottoms of the prefabricated clamping grooves, and the prefabricated clamping grooves which are adjacent up and down are clamped through the convex parts and the concave parts; the basement outer wall inside be equipped with horizontal muscle and vertical muscle, wherein horizontal muscle runs through prefabricated draw-in groove, vertical muscle interval arrangement is between the horizontal muscle. The utility model discloses a prefabricated draw-in groove seals in advance and has avoided entering basement such as debris, rainwater, has solved the outdoor difficult problem of backfilling.
Description
Technical Field
The utility model belongs to the technical field of the construction of basement post-cast strip, particularly, relate to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system, is applicable to the construction of basement outer wall post-cast strip among various building engineering, is particularly useful for the construction of the post-cast strip of basement outer wall that the place is narrow and small, the surrounding environment is complicated and the time limit for a project requires tightly.
Background
The post-cast strip of high-rise building is usually constructed after the main structure of the building is constructed. The potential safety hazard is not only existed before the basement outer wall post-cast strip is sealed, but also sundries, rainwater and construction water easily enter the basement before the post-cast strip is sealed, and the masonry quality and normal construction of the post-cast strip are affected. The concrete pouring time interval of the basement outer wall post-cast strip is longer, so that the working procedures such as outdoor backfilling cannot be carried out, particularly, the construction site in the urban area is narrow, and a site cannot be provided for main structure, masonry decoration and equipment installation, and the problem is particularly prominent. Therefore, the basement outer wall post-cast strip is a key part for construction progress management, and how to scientifically, reasonably and quickly seal the basement outer wall post-cast strip is a major technical problem which must be overcome for construction progress management.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a prefabricated clamping groove formwork-free system for the advanced sealing of a post-cast strip of an outer wall of a basement, aiming at the phenomena that the traditional post-cast strip seals front sundries, rainwater and construction water easily enter the basement and the working procedures such as outdoor backfilling are difficult to carry out, and the problem of advanced sealing construction of the post-cast strip is well solved.
In order to realize the technical purpose, the utility model discloses a following technical scheme:
the utility model relates to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system, its characterized in that: the basement water-stop structure comprises a basement outer wall and a post-pouring belt, wherein a water-stop steel plate vertical to an interface is arranged between the basement outer wall and the post-pouring belt, and a plurality of prefabricated clamping grooves which are overlapped up and down are arranged at the post-pouring belt; the prefabricated clamping grooves comprise an inner layer structure and an outer layer structure, the inner layer structure and the outer layer structure are staggered up and down, two embedded rings are arranged on the surfaces of the prefabricated clamping grooves, a concave part is formed at the top of each prefabricated clamping groove, a convex part is formed at the bottom of each prefabricated clamping groove, and the prefabricated clamping grooves which are adjacent up and down are clamped through the convex parts and the concave parts; the basement outer wall inside be equipped with horizontal muscle and vertical muscle, wherein horizontal muscle runs through prefabricated draw-in groove, vertical muscle interval arrangement is between the horizontal muscle.
Preferably, the both sides steel reinforcement cage preformed hole of prefabricated draw-in groove, the horizontal muscle pass steel reinforcement cage preformed hole, steel reinforcement net piece has all been laid to steel reinforcement cage preformed hole department.
Preferably, two sides of the prefabricated clamping groove are respectively provided with two template grooves for pouring a basement outer wall supporting template, the template grooves are arranged on the inner side and the outer side of the steel reinforcement cage preformed hole, and an anti-seepage belt is arranged in the template groove on the outer side and is filled with plastering mortar at the corner.
Preferably, a cushion pad is arranged between the prefabricated clamping groove and the outer wall of the basement.
Preferably, the prefabricated clamping groove and the outer side surface of the basement outer wall are sequentially provided with a leveling layer, a waterproof layer and a waterproof protective layer.
Preferably, the inner ring of the inner layer structure is in a circular arc structure.
Preferably, the length of the steel reinforcement cage preformed hole is larger than the distance between the horizontal ribs.
The utility model relates to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system and carries out advance formwork with prefabricated draw-in groove earlier in basement outer wall post-cast strip department, then ligature horizontal muscle, perpendicular muscle, the steel reinforcement cage of the basement outer wall of constitution, this steel reinforcement cage pass prefabricated draw-in groove, up superpose prefabricated draw-in groove in proper order until accomplishing outer wall post-cast strip advance formwork. And after the basement outer walls on the two sides are cast by the formwork supports, sealing is completed in advance by performing post-cast strip outer side waterproofing treatment. When the concrete of the post-cast strip is poured, the prefabricated clamping groove is used as a template, and the template does not need to be erected.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
(1) the utility model adopts the prefabricated clamping groove to seal the post-pouring belt in advance, replaces the commonly used brick retaining wall in the past to be used as the isolation of the backfill and the post-pouring belt, and effectively resists the lateral pressure of the backfill; the basement outer wall post-pouring belt is sealed in advance, rainwater, construction water and sundries can be prevented from being immersed, expansion of indoor engineering of the basement and drying and tidying of the field are facilitated, meanwhile, the basement can be organized in time to be backfilled, a construction working face is provided for follow-up construction, construction safety risks are reduced, and the requirement of green construction management is met.
(2) The utility model discloses utilize the template in the prefabricated draw-in groove formation basement outer wall post-cast strip outside, replace the secondary formwork, reduced the material and the labour cost of outside secondary formwork, easy operation during the construction, reduction of erection time.
(3) The utility model relates to a crisscross setting of inner layer structure and outer structure of prefabricated draw-in groove, two blocks of draw-in grooves that produce about bulge and depressed part are adjacent when folding, and the concatenation is tighter.
(4) The utility model discloses a prefabricated draw-in groove superposes from top to bottom and accomplishes post-cast strip advance formwork, through setting up waterproof layer and water proof layer in prefabricated draw-in groove outside, later stage water-proof effects is good.
(5) The utility model discloses set up the blotter between prefabricated draw-in groove and basement outer wall, become basement outer wall concrete lateral pressure passively for the initiative, lateral pressure that brings the prefabricated draw-in groove when reducing the basement outer wall and pouring.
Drawings
FIG. 1 is a schematic view of a basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system;
FIG. 2 is a schematic diagram of a prefabricated card slot structure;
FIG. 3 is a schematic top view of the prefabricated card slot of FIG. 2;
FIG. 4 is a schematic cross-sectional view of the prefabricated card slot of FIG. 2 along the length of the basement exterior wall;
FIG. 5 is a schematic cross-sectional view of the prefabricated card slot of FIG. 2 along the width direction of the outer wall of the basement;
FIG. 6 is a schematic structural diagram of the installation of the reinforcement cage on the outer wall of the basement in the prefabricated clamping groove;
FIG. 7 is a schematic view of a basement exterior wall casting process;
fig. 8 is a schematic view of plastering operation at corners.
In the figure: 1. prefabricating a clamping groove; 101. reserving holes in the reinforcement cage; 102. a template groove; 103. an outer layer structure; 104. an inner layer structure; 105. pre-embedding a ring; 2. leveling layer; 3. a waterproof layer; 4. a waterproof protective layer; 5. a basement exterior wall; 6. post-pouring a belt; 7. horizontal ribs; 8. vertical ribs; 9. plastering mortar at corners; 10. a water stop steel plate; 11. reinforcing mesh sheets; 12. a template; 13. an impermeable belt; 14. a cushion pad.
Detailed Description
For further understanding of the present invention, the present invention will be described in detail with reference to the following embodiments, which are not intended to limit the present invention.
The inner side in this embodiment refers to the side of the basement outer wall near the interior of the basement, and the outer side refers to the side of the basement outer wall near the exterior of the basement.
Combine the attached drawing 1 to show, the utility model relates to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system, including basement outer wall 5 and post-cast strip 6, be equipped with perpendicular to interface's stagnant water steel sheet 10 between basement outer wall 5 and the post-cast strip 6, post-cast strip 6 department is equipped with a plurality of prefabricated draw-in grooves 1 of coincide from top to bottom.
With reference to fig. 2-5, the prefabricated clamping groove 1 comprises an inner layer structure 104 and an outer layer structure 103, the inner ring of the inner layer structure 104 is of a circular arc-shaped structure, the inner layer structure 104 and the outer layer structure 103 are staggered up and down, a concave part is formed at the top of the prefabricated clamping groove 1, a convex part is formed at the bottom of the prefabricated clamping groove 1, and the prefabricated clamping grooves 1 which are adjacent up and down are clamped through the convex part and the concave part. Prefabricated draw-in groove 1's both sides steel reinforcement cage preformed hole 101, steel reinforcement cage preformed hole 101 length slightly is greater than the interval of the horizontal muscle 7 of the basement outer wall 5 that relates to, and the both sides of prefabricated draw-in groove 1 are equipped with the template recess 102 that the twice were used for pouring basement outer wall and prop up the template usefulness respectively, and template recess 102 sets up in the inside and outside both sides of steel reinforcement cage preformed hole 101.
Combine as shown in the attached drawing 1, basement outer wall 5 inside be equipped with horizontal muscle 7 and vertical muscle 8, wherein horizontal muscle 7 runs through the steel reinforcement cage preformed hole 101 of prefabricated draw-in groove 1 both sides, vertical muscle 8 interval arrangement is between horizontal muscle 7. Reinforcing mesh sheets 11 are laid in the preformed holes 101 of the reinforcing cage, anti-seepage belts 13 are arranged in the formwork grooves 102 on the outer sides and are filled with corner plastering mortar 9, cushion pads 14 are arranged between the prefabricated clamping grooves 1 and the basement outer wall 5, the concrete side pressure of the basement outer wall 5 is changed from passive to active, and the side pressure brought to the prefabricated clamping grooves when the basement outer wall is poured is reduced. The prefabricated clamping groove 1 and the outer side surface of the basement outer wall 5 are sequentially provided with a leveling layer 2, a waterproof layer 3 and a waterproof protective layer 4.
The utility model relates to a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from construction method of formwork system includes following step:
And 2, inserting the template 12 into the template groove 102, and placing the impermeable belt 13 in the template groove 102 in advance, wherein the impermeable belt 13 is made of high-density polyethylene. Cushion pads 14 are adhered to two sides of the prefabricated clamping groove 1, the cushion pads 14 are made of EPS materials, and the apparent density is 20kg/m3The volume water absorption rate is 6%, the tensile strength test value perpendicular to the plate surface direction is 0.1MPa, the cushion pads 14 are 16mm thick, and the basement outer wall 5 is poured between the formworks 12 to form the structure shown in the attached figure 7.
And 3, after the concrete strength of the basement outer wall 5 reaches a certain strength, removing the formworks 12 on the two sides, removing the impermeable belts 13 in the grooves 102 of the indoor formworks, removing mortar 9 at construction corners in the grooves 102 of the outdoor formworks, and smearing the joints of the prefabricated clamping grooves and the basement outer wall into oblique angles of 45 degrees to form the structure shown in the attached drawing 8.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (7)
1. The utility model provides a basement outer wall post-cast strip seals prefabricated draw-in groove in advance and exempts from formwork system which characterized in that: the basement water-stop structure comprises a basement outer wall (5) and a post-pouring belt (6), wherein a water-stop steel plate (10) perpendicular to an interface is arranged between the basement outer wall (5) and the post-pouring belt (6), and a plurality of prefabricated clamping grooves (1) which are overlapped up and down are arranged at the post-pouring belt (6); the prefabricated clamping groove (1) comprises an inner layer structure (104) and an outer layer structure (103), the inner layer structure (104) and the outer layer structure (103) are staggered up and down, two embedded rings (105) are arranged on the surface of the prefabricated clamping groove (1), a concave part is formed at the top of the prefabricated clamping groove (1), a convex part is formed at the bottom of the prefabricated clamping groove (1), and the prefabricated clamping grooves (1) which are adjacent up and down are clamped through the convex part and the concave part; basement outer wall (5) inside be equipped with horizontal muscle (7) and perpendicular muscle (8), wherein horizontal muscle (7) run through prefabricated draw-in groove (1), perpendicular muscle (8) interval arrangement is between horizontal muscle (7).
2. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system according to claim 1, characterized in that: the both sides steel reinforcement cage preformed hole (101) of prefabricated draw-in groove (1), horizontal muscle (7) pass steel reinforcement cage preformed hole (101), steel reinforcement mesh piece (11) have all been laid in steel reinforcement cage preformed hole (101) department.
3. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system as claimed in claim 2, wherein: two sides of the prefabricated clamping groove (1) are respectively provided with two template grooves (102) for pouring a basement outer wall supporting template, the template grooves (102) are arranged on the inner side and the outer side of the steel reinforcement cage preformed hole (101), and an anti-seepage belt (13) is arranged in the template groove (102) on the outer side and is filled with corner plastering mortar (9).
4. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system according to claim 1, characterized in that: a buffer cushion (14) is arranged between the prefabricated clamping groove (1) and the basement outer wall (5).
5. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system according to claim 1, characterized in that: the outer side surfaces of the prefabricated clamping groove (1) and the basement outer wall (5) are sequentially provided with a leveling layer (2), a waterproof layer (3) and a waterproof protective layer (4).
6. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system according to claim 1, characterized in that: the inner ring of the inner layer structure (104) is in a circular arc structure.
7. The basement exterior wall post-cast strip advanced sealing prefabricated clamping groove formwork-free system according to claim 2, characterized in that: the length of the steel reinforcement cage preformed hole (101) is larger than the distance between the horizontal ribs (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626573.XU CN211257400U (en) | 2019-09-27 | 2019-09-27 | Prefabricated draw-in groove formwork system is exempted from in advance to seal in basement outer wall post-cast strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626573.XU CN211257400U (en) | 2019-09-27 | 2019-09-27 | Prefabricated draw-in groove formwork system is exempted from in advance to seal in basement outer wall post-cast strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211257400U true CN211257400U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921626573.XU Expired - Fee Related CN211257400U (en) | 2019-09-27 | 2019-09-27 | Prefabricated draw-in groove formwork system is exempted from in advance to seal in basement outer wall post-cast strip |
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| CN (1) | CN211257400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281907A (en) * | 2020-09-29 | 2021-01-29 | 十四冶建设集团云南第六建筑工程有限公司 | Vertical back-casting belt structure of retaining wall and construction method thereof |
-
2019
- 2019-09-27 CN CN201921626573.XU patent/CN211257400U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281907A (en) * | 2020-09-29 | 2021-01-29 | 十四冶建设集团云南第六建筑工程有限公司 | Vertical back-casting belt structure of retaining wall and construction method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
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| CF01 | Termination of patent right due to non-payment of annual fee |