阅读说明：本技术 新型的车库顶板后浇带超前止水施工方法、装置、系统 (Novel construction method, device and system for advanced water stop of roof post-cast strip of garage ) 是由 贾卫清 左雄 孔维生 刘杨 王泽正 于 2021-10-29 设计创作，主要内容包括：本发明公开了新型的车库顶板后浇带超前止水施工方法、装置、系统；其中,该新型的车库顶板后浇带超前止水施工方法包括：将车库顶板剔凿出后浇带设置区域；在后浇带设置区域的底部安装模板支撑架；在后浇带设置区域的顶部放置盖板；其中,盖板设有浇注管；在盖板上铺设防水层。在本方方案中,首先通过盖板可实现了后浇带设置区域的封闭,有助于提升了后浇带的施工进度,然后再通过防水层对车库顶板的断水提供了强有力条件,避免雨水发生渗漏,从而解决了雨水通过后浇带进入地下室、施工缓慢等问题。(The invention discloses a novel construction method, a device and a system for advanced water stop of a roof post-cast strip of a garage; the novel construction method for the advanced water stop of the post-cast strip of the top plate of the garage comprises the following steps: removing the garage top plate out of the post-cast strip setting area; a template support frame is arranged at the bottom of the post-cast strip arrangement area; placing a cover plate on the top of the post-cast strip setting area; wherein, the cover plate is provided with a pouring tube; and laying a waterproof layer on the cover plate. In this scheme, at first can realize through the apron that the post-cast strip sets up regional sealing, help promoting the construction progress of post-cast strip, then the waterproof layer of rethread provides the powerful condition to the water break of garage roof, avoids the rainwater to take place the seepage to the rainwater has been solved and has been gone into basement, the slow scheduling problem of construction through the post-cast strip.)

1. The utility model provides a novel garage roof post-cast strip advance stagnant water construction method which characterized in that includes:

removing the garage top plate out of the post-cast strip setting area;

a template support frame is arranged at the bottom of the post-cast strip arrangement area;

placing a cover plate on the top of the post-cast strip setting area; wherein, the cover plate is provided with a pouring tube;

and laying a waterproof layer on the cover plate.

2. The novel construction method for advanced water stop of the post-cast strip of the roof of the garage according to claim 1, wherein the step of laying a waterproof layer on the cover plate comprises the following steps:

cleaning the top and the side of the cover plate;

brushing the top and the side of the cleaned cover plate with a treating agent;

and spraying the non-cured rubber asphalt waterproof paint on the top and the side of the cover plate after brushing.

3. The novel construction method for advanced water stop of the post-cast strip of the roof of the garage according to claim 1, further comprising the following steps after a waterproof layer is laid on the cover plate:

and laying a waterproof protective layer on the top of the waterproof layer.

4. The novel construction method for advanced water stop of the post-cast strip of the roof of the garage according to claim 3, wherein the step of laying a waterproof protective layer on the top of the waterproof layer comprises the following steps:

adopting modified asphalt root-resistant waterproof coiled material to be paved and adhered on the top of the waterproof layer;

and fine stone concrete is poured on the top of the laid waterproof layer.

5. The novel construction method for advanced water stop of the post-cast strip of the roof of the garage according to claim 3, wherein after the waterproof layer is laid on the top of the waterproof layer, the construction method further comprises the following steps:

and paving backfill on the top of the waterproof protective layer.

6. The utility model provides a novel advance stagnant water of garage roof post-cast strip device which characterized in that includes:

the template support frame (1) is used for being installed at the bottom of a post-cast strip arrangement area (8) of a garage top plate;

the cover plate (3) is used for being placed at the top of the post-cast strip arrangement area (8) and is provided with a casting pipe (7);

a waterproof layer (4) laid on the cover plate (3).

7. The novel advanced water stopping device for the roof post-cast strip of the garage according to claim 6, wherein the cover plate (3) comprises:

a flat plate portion (31);

and the supporting legs (32) are arranged on two sides of the bottom of the flat plate part (31) and are used for being lapped on two sides of the post-cast strip arrangement area (8) of the garage top plate.

8. The novel advanced water stopping device for the roof post-cast strip of the garage according to claim 6, further comprising: and the waterproof protective layer (5) is laid on the top of the waterproof layer (4).

9. The novel advanced water stopping device for the roof post-cast strip of the garage according to claim 8, further comprising: and the backfill soil (6) is paved on the top of the waterproof protective layer (5).

10. The utility model provides a novel advance stagnant water system in garage roof post-cast strip which characterized in that includes: a plurality of novel advanced water stopping devices of the roof post-cast strip of the garage according to any one of claims 6 to 9;

it is a plurality of neotype garage roof post-cast strip advance sealing device follows the post-cast strip sets up the length direction of regional (8) and is arranging next in proper order, and a plurality of pouring tubes (7) are followed the length direction that the post-cast strip set up regional (8) distributes according to predetermineeing distance equidistance.

Technical Field

The invention relates to the technical field of construction of a garage roof post-cast strip, in particular to a novel construction method, device and system for advanced water stop of the garage roof post-cast strip.

Background

In order to prevent harmful cracks possibly generated by uneven self shrinkage or uneven settlement of a cast-in-place reinforced concrete structure in building construction, concrete belts are reserved at corresponding positions on a top plate of a basement according to design or construction specification requirements, and the concrete belts are called top plate post-cast belts.

However, in the traditional construction of the basement (garage) top plate post-cast strip, the problems that rainwater enters the basement through the post-cast strip, the construction is slow and the like exist.

Disclosure of Invention

In view of the above, the invention provides a novel construction method for advanced water stop of a post-cast strip of a roof of a garage, which can solve the problems that rainwater enters a basement through the post-cast strip and the construction is slow.

In order to achieve the purpose, the invention provides the following technical scheme:

a novel construction method for advanced water stop of a post-cast strip of a top plate of a garage comprises the following steps:

removing the garage top plate out of the post-cast strip setting area;

a template support frame is arranged at the bottom of the post-cast strip arrangement area;

placing a cover plate on the top of the post-cast strip setting area; wherein, the cover plate is provided with a pouring tube;

and laying a waterproof layer on the cover plate.

Preferably, the laying of the waterproof layer on the cover plate includes:

cleaning the top and the side of the cover plate;

brushing the top and the side of the cleaned cover plate with a treating agent;

and spraying the non-cured rubber asphalt waterproof paint on the top and the side of the cover plate after brushing.

Preferably, after the waterproof layer is laid on the cover plate, the method further comprises the following steps:

and laying a waterproof protective layer on the top of the waterproof layer.

Preferably, the laying of the waterproof protective layer on top of the waterproof layer comprises:

adopting modified asphalt root-resistant waterproof coiled material to be paved and adhered on the top of the waterproof layer;

and fine stone concrete is poured on the top of the laid waterproof layer.

Preferably, after the waterproof protective layer is laid on top of the waterproof layer, the method further comprises the following steps:

and paving backfill on the top of the waterproof protective layer.

The utility model provides a novel advance stagnant water of garage roof post-cast strip device, includes:

the template support frame is used for being installed at the bottom of a post-cast strip setting area of a garage top plate;

the cover plate is used for being placed at the top of the post-cast strip arrangement area and provided with a casting pipe;

a waterproof layer laid on the cover plate.

Preferably, the cover plate includes:

a flat plate portion;

and the supporting legs are arranged on two sides of the bottom of the flat plate part and used for being lapped on two sides of the post-cast strip arrangement area of the garage top plate.

Preferably, the method further comprises the following steps: and the waterproof protective layer is paved on the top of the waterproof layer.

Preferably, the method further comprises the following steps: and the backfill soil is paved on the top of the waterproof protective layer.

The utility model provides a novel advance stagnant water system in garage roof post-cast strip, includes: a plurality of novel garage roof post-cast strip advanced water stopping devices;

it is a plurality of neotype garage roof post-cast strip advance sealing device follows the post-cast strip sets up regional length direction and is being arranged next in proper order, and a plurality of pouring pipes are followed the post-cast strip sets up regional length direction and distributes according to preset distance equidistance.

According to the technical scheme, the novel advanced water stop construction method for the post-cast strip of the garage roof, provided by the invention, has the advantages that the sealing of the post-cast strip arrangement area can be realized through the cover plate, the construction progress of the post-cast strip is promoted, and then the waterproof layer provides a powerful condition for water cut-off of the garage roof, so that rainwater is prevented from leaking, and the problems that rainwater enters a basement through the post-cast strip, the construction is slow and the like are solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a flowchart of a novel construction method for advanced water stop of a roof post-cast strip of a garage according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a novel advanced water stopping device for a roof post-cast strip of a garage, provided by an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a novel post-cast strip installation area provided by an embodiment of the present invention;

fig. 4 is a schematic structural view of a novel garage roof reinforcement provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a novel form support according to an embodiment of the present invention;

FIG. 6 is a schematic view of the assembly of a cover plate and a pour tube provided by an embodiment of the present invention;

fig. 7 is a schematic structural view of the novel sealing cement mortar provided by the embodiment of the present invention.

Wherein, 1 is a template support frame, 11 is a template, and 12 is a support frame; 2 is garage top plate steel bar; 3 is a cover plate, 31 is a flat plate part, 311 is a cover plate steel bar, and 32 is a supporting leg; 4 is a waterproof layer; 5 is a waterproof protective layer; 6 is backfill soil; 7 is a pouring tube; 8 is a post-cast strip setting area; and 9 is sealing cement mortar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The novel advanced water stop construction method for the roof post-cast strip of the garage, provided by the embodiment of the invention, as shown in fig. 1, comprises the following steps:

removing the garage top plate out of the post-cast strip setting area;

a template support frame is arranged at the bottom of the post-cast strip arrangement area;

placing a cover plate on the top of the post-cast strip setting area; wherein, the cover plate is provided with a pouring tube;

and laying a waterproof layer on the cover plate.

In the scheme, it needs to be noted that the post-cast strip arrangement area is a post-cast strip pouring gate; in addition, the cover plate is used for covering the top of the post-cast strip arrangement area and realizing the post-cast of the post-cast strip through the casting pipe; in addition, as shown in fig. 2, the waterproof layer covers the cover plate and extends to the garage top plate at both sides of the cover plate.

According to the technical scheme, in the novel advanced water stop construction method for the post-cast strip of the garage roof, the arrangement area of the post-cast strip can be sealed through the cover plate, the construction progress of the post-cast strip is promoted, and then a powerful condition is provided for water cut-off of the garage roof through the waterproof layer, so that rainwater is prevented from leaking, and the problems that rainwater enters a basement through the post-cast strip and construction is slow are solved.

Specifically, the laying of the waterproof layer on the cover plate includes:

cleaning the top and the side of the cover plate; that is, the waterproof substrate is cleaned to keep it dry;

brushing the top and the side of the cleaned cover plate with a treating agent;

and spraying the non-cured rubber asphalt waterproof paint on the top and the side of the cover plate after brushing. This scheme design like this has that the waterproof layer sets up characteristics such as firm, water-proof effects is good.

In the scheme, in order to protect the waterproof layer, the service life of the waterproof layer is ensured; correspondingly, after the waterproof layer is laid on the cover plate, the method further comprises the following steps:

and laying a waterproof protective layer on the top of the waterproof layer.

Specifically, the laying of the waterproof protective layer on the top of the waterproof layer comprises:

adopting modified asphalt root-resistant waterproof coiled material to be paved and adhered on the top of the waterproof layer;

and fine stone concrete is poured on the top of the laid waterproof layer. In this scheme, the design that waterproof layer adopted double-deck protection architecture has the duplicate protection effect to the life of waterproof layer has effectively been ensured.

In order to further optimize the above technical solution, after the waterproof layer is laid on the top of the waterproof layer, the method further comprises:

and paving backfill on the top of the waterproof protective layer. That is to say, this scheme so design, can realize backfilling in advance to the main building limit in garage to can alternate the construction operation for the outdoor and provide the advantage.

The embodiment of the invention also provides a novel advanced water stopping device for the roof post-cast strip of the garage, which comprises the following components in percentage by weight as shown in fig. 2:

the formwork support frame 1 is used for being installed at the bottom of a post-cast strip setting area 8 of a garage top plate, and the structure of the formwork support frame can be shown in figure 5;

the cover plate 3 is used for being placed on the top of the post-cast strip arrangement area 8 and is provided with a casting pipe 7, and the structure of the cover plate can be shown by referring to fig. 6;

a waterproof layer 4 laid on the cover plate 3. In this scheme, at first can realize through the apron that the post-cast strip sets up regional sealing, help promoting the construction progress of post-cast strip, then the rethread waterproof layer provides strong condition to the water break of garage roof, avoids the rainwater to take place the seepage to the rainwater has been solved and has been gone into basement, the slow scheduling problem of construction through the post-cast strip.

Specifically, as shown in fig. 6, the cover plate 3 includes:

a flat plate portion 31;

and the support legs 32 are arranged at two sides of the bottom of the flat plate part 31 and used for being lapped on the garage top plates at two sides of the post-cast strip arrangement area 8. This scheme is so designed to in order to raise apron 3, reach the effect that the post-cast strip set up regional 8 after expanding, thereby help strengthening the fastening of pouring of post-cast strip. Of course, the cover plate 3 in the scheme is of a reinforced concrete structure.

Further, in order to protect the waterproof layer 4, the service life of the waterproof layer 4 is ensured; correspondingly, the novel advanced water stopping device for the roof post-cast strip of the garage provided by the embodiment of the invention further comprises: and a waterproof protective layer 5 laid on the top of the waterproof layer 4.

Still further, the novel advanced water stopping device for the roof post-cast strip of the garage provided by the embodiment of the invention further comprises: and the backfill soil 6 is paved on the top of the waterproof protective layer 5. That is to say, this scheme so design, can realize backfilling in advance to the main building limit in garage to can alternate the construction operation for the outdoor and provide the advantage. For example, by backfilling in advance, it is possible to insert construction work in advance for greening outdoor sites and the like.

The embodiment of the invention also provides a novel advanced water stopping system for the roof post-cast strip of the garage, which comprises the following components: a plurality of novel garage roof post-cast strip advanced water stopping devices;

a plurality of neotype garage roof post-cast strip advance sealing device is next in proper order along the length direction that post-cast strip set up regional 8 and is arranged, and a plurality of pouring pipes 7 set up regional length direction according to presetting apart from the equidistance distribution along the post-cast strip. This scheme is so designed to guarantee pouring the even condition, according to the post-cast strip of predetermined interval pouring, effectively retrencied the pouring structure, practiced thrift manufacturing cost. Of course, as shown in fig. 2, the left and right sides of the post-cast strip installation area 8 can be plugged by the support legs 32 of the cover plate 3, and the front and rear sides can be plugged by the wall post-cast strip cover plate.

The present solution is further described below with reference to specific embodiments:

the invention designs a construction method for advanced water stop and advanced backfill of a post-cast strip of a top plate of an underground chamber, solves the problem of progress delay of outdoor engineering caused by unclosed post-cast strip of the top plate of the underground chamber, provides powerful conditions for outdoor penetration, saves construction period and drainage bench cost, greatly improves field safety civilized construction, and provides powerful conditions for water cut-off of the basement.

The technical scheme of the invention is introduced as follows:

the technical scheme includes that a post-cast strip advanced water stop cover plate is prefabricated, and the post-cast strip is subjected to entry, chiseling and cleaning according to specifications; constructing a waterproof layer according to the standard requirement after the cover plate is finished; and sealing the top for 60 days, and pouring a post-cast strip by using self-compacting concrete.

The scheme of the invention comprises the following implementation means:

firstly, carrying out stubble treatment on a post-cast strip; the concrete convenient for post-pouring can be well combined with the concrete strength, and the concrete on two sides of the hardened post-pouring belt is chiseled before the concrete is continuously poured on the surface of the hardened concrete. The loose gravels on the surface and the soft concrete layer are removed and chiseled, and the smooth surface of the concrete is chiseled. The concrete is washed clean and fully moistened, and accumulated water remained on the surface of the concrete is removed.

As shown in fig. 3, the mortar, the floating soil, the wood chips, etc. remaining in the post-cast strip must be cleaned. And blowing impurities in the post-pouring belt to one end by using an air pump, and intensively and completely removing the impurities.

Processing the reinforcing steel bars; as shown in fig. 4, if the reinforcing steel bars are stepped or bent, the reinforcing steel bars are trimmed in time before concrete pouring, and loose reinforcing steel bars are re-bound.

The rust removal treatment is carried out on the granular or flaky old rust on the surface of the steel bar, and the rust spots on the surface of the steel bar must be brushed off by a steel brush and cleaned.

Supporting the template; the template support frame is required to be installed and molded at one time, and is dismantled after the post-cast strip concrete is poured, so that the bottom of the template is ensured to be flat. Before the concrete of the post-cast strip is poured, the structures on two sides of the beam plate in the post-cast strip span are in a cantilever stress state for a long time, so that the template and the support in the post-cast strip span cannot be detached during construction, otherwise, the bearing capacity and the stability of the structures of all parts can be caused. The part of the formwork support system must be dismantled from top to bottom after the strength of the post-cast strip concrete reaches the designed strength.

Fourthly, prefabricating a cover plate: according to a cover plate section diagram, a cover plate with the width of 1100mm and the length of 1000mm is prefabricated, supporting legs with the width of 100mm, the height of 100mm and the length of the same length as that of the cover plate are arranged on two sides of the cover plate, the thickness of the cover plate is 200mm, a phi [email protected] single-layer bidirectional reinforcing steel bar is internally matched, the single-layer bidirectional reinforcing steel bar is a single-layer reinforcing steel bar, and the reinforcing steel bar mesh type is formed by binding in a bidirectional mode.

Every three pre-buried galvanized iron pipes with the diameter of 100mm are used for pouring self-compacting concrete.

And (3) supporting a mould by using a waste template according to the size, pouring concrete with the reference number of C30, vibrating to compact, and removing the mould after the strength is reached.

Hoisting a cover plate: the two sides of the post-cast strip are cleaned, the prefabricated cover plate is hoisted and placed on the post-cast strip, a cover plate containing galvanized iron pipes is placed every 3 m for pouring the post-cast strip self-compacting concrete, namely, the plurality of cover plates are arranged in sequence of two non-reserved galvanized pipes and one galvanized pipe.

Sixthly, seam treatment: the prefabricated cover plate joint gap is used for 1: 2.5 plastering cement mortar, and plastering a concave angle into a circular arc.

And (c) waterproof layer construction:

1) cleaning the base layer and keeping the base layer dry.

2) And (3) brushing the base layer treating agent.

3) Spraying non-curing rubber asphalt waterproof paint with the thickness of not less than 2 mm.

4) Paving and pasting 4-thick SBS modified asphalt root penetration resistant waterproof coiled materials, and wrapping the pipe edge to be 250mm above the level of the backfill soil.

5) Pouring 70-thick C20 fine-stone concrete with phi [email protected] finished reinforcing mesh.

Eighthly, backfill soil construction:

1) the periphery of the geotextile filter layer (200g/m2) is turned upwards to the end part of the height of the planting soil, and the geotextile filter layer is adhered by an adhesive for 50 height (only used for the retaining wall part).

2) And (5) fully paving the finished drain board.

3) And backfilling planting soil.

Ninthly, pouring the post-cast strip; and after the main structure is capped for 60 days, when the settled post-cast strip has pouring conditions, pouring the concrete at the position by using self-compacting concrete through the upper reserved galvanized steel pipe.

The invention has the advantages that:

quickly inserting; the problem of total terrace backfill is solved, the backfill can be performed in advance and reach the main building edge, and favorable conditions are provided for outdoor alternate construction operation.

Secondly, stopping water in advance; and a powerful condition is provided for basement water cut-off.

Thirdly, civilized construction; greatly improving the field safety civilized construction.

Fourthly, showing the effect; the display of the effect of the physical landscape during delivery is ensured.

The technical points to be protected of the invention are as follows:

1. the design idea of advanced water stop and advanced backfill of a post-cast strip of a basement roof is adopted;

2. a post-cast strip cover plate construction method.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.