CN220848748U - Post-cast strip concrete placement antiseep structure - Google Patents
Post-cast strip concrete placement antiseep structure Download PDFInfo
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- CN220848748U CN220848748U CN202322318628.3U CN202322318628U CN220848748U CN 220848748 U CN220848748 U CN 220848748U CN 202322318628 U CN202322318628 U CN 202322318628U CN 220848748 U CN220848748 U CN 220848748U
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- concrete pouring
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- 239000004567 concrete Substances 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000005266 casting Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 21
- 239000003292 glue Substances 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000002002 slurry Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model relates to a post-pouring strip concrete pouring anti-seepage structure, which comprises two pre-pouring plates arranged adjacently, wherein a pouring bottom plate is used for connecting the bottoms of the two pre-pouring plates; the two opposite side walls of the pre-cast plates are obliquely arranged and are surrounded with the casting bottom plate to form a post-cast strip with a truncated cone-shaped cross section with a large top and a small bottom, and a plurality of concrete casting layers are sequentially arranged in the post-cast strip from top to bottom; the two sides of each concrete pouring layer are fixedly connected with the adjacent precast plates through transverse water stop steel plates; waterproof and water-stopping components are arranged between the upper and lower adjacent concrete pouring layers; the waterproof structure is simple, the construction is convenient, the pouring bottom plate does not need to be removed, and a large amount of dust is prevented from affecting the health of constructors.
Description
Technical Field
The utility model relates to a post-pouring strip concrete pouring anti-seepage structure, and belongs to the field of building construction.
Background
In order to prevent the precast concrete slab from generating cracks due to the temperature stress of an overlength structure and the differential settlement stress of high and low layers, the molding quality of concrete is affected, a post-cast strip is often reserved between adjacent precast slabs in construction, but the problem of cracking of the post-cast strip is easy to generate due to poor cracking resistance of the concrete, so that rainwater infiltration is not prevented.
The Chinese patent with the bulletin number of CN218060446U discloses a basement bottom plate post-pouring strip waterproof leakage structure, which comprises symmetrically arranged concrete plates, wherein the plate walls of the two sides, which are mutually close, form a post-pouring strip pouring cavity through grooves with stepped structures, a structural post-pouring strip is poured in the post-pouring strip pouring cavity, water guide pipes are arranged on all horizontal sections of the joint position between the structural post-pouring strip and the post-pouring strip pouring cavity, filling grooves are filled in all water guide pipes, and a template for blocking the bottom of the post-pouring strip pouring cavity is also arranged between the concrete plates on the two sides; this patent is waterproof through the route in clearance between extension rainwater infiltration post-cast strip and the concrete slab, cooperation through water guide pipeline and filler, heating tank and the cooperation of adjusting temperature subassembly, and post-cast strip structure is complicated, difficult construction, and need demolish the template after post-cast strip shaping, demolish the in-process constructor and place post-cast strip below, and the dust that falls down when demolishing is unfavorable for constructor's health.
Disclosure of utility model
In order to overcome the problems, the utility model provides the post-pouring strip concrete pouring anti-seepage structure which is simple in waterproof structure, convenient to construct, free from dismantling a pouring bottom plate and capable of avoiding the influence of a large amount of dust on the health of constructors.
The technical scheme of the utility model is as follows:
The post-cast strip concrete pouring anti-seepage structure comprises two pre-cast plates which are adjacently arranged and are used for connecting pouring bottom plates at the bottoms of the two pre-cast plates; the two opposite side walls of the pre-cast plates are obliquely arranged and are surrounded with the casting bottom plate to form a post-cast strip with a truncated cone-shaped cross section with a large top and a small bottom, and a plurality of concrete casting layers are sequentially arranged in the post-cast strip from top to bottom; the two sides of each concrete pouring layer are fixedly connected with the adjacent precast plates through transverse water stop steel plates; waterproof water-stopping components are arranged between the upper and lower adjacent concrete pouring layers.
Further, the waterproof water stop assembly comprises a waterproof coiled material and a rubber water stop strip; the waterproof coiled materials are paved between the upper and lower adjacent concrete pouring layers; limiting table tops are respectively arranged on two sides of each waterproof coiled material, are arranged along the length direction of the adjacent precast plate and are fixedly connected with the side walls of the adjacent precast plates; each limiting table top is obliquely arranged, and forms a limiting space with an included angle alpha being an acute angle with the side wall of the adjacent precast slab; and the rubber water stop bars are arranged in each limiting space.
Further, both sides of each waterproof coiled material extend and cover the side wall of the precast slab adjacent to the waterproof coiled material; each limiting table top is respectively arranged below the waterproof coiled material adjacent to the limiting table top; each rubber water stop strip is respectively arranged above the adjacent waterproof coiled materials.
Further, the middle parts of two sides of each concrete pouring layer are buried with the transverse water stop steel plates arranged along the length direction of each concrete pouring layer, and the other sides of the transverse water stop steel plates extend into the adjacent precast plates and are fixedly connected with the adjacent precast plates.
Further, the pouring bottom plate comprises a main plate and side plates fixedly connected to two sides of the main plate; the bottom surface of the main board is flush with the bottom surface of the adjacent precast slab; one ends of the two side plates, which are far away from the main plate, incline towards the opposite directions; the two side plates are respectively glued with the side walls of the adjacent precast slabs through waterproof glue.
The utility model has the following beneficial effects:
1. According to the utility model, the casting bottom plates are arranged at the bottoms of the two adjacent precast slabs, and the post-cast strip is cast on the casting bottom plates, so that the operation of dismantling the casting bottom plates after casting and forming the post-cast strip is avoided, the construction efficiency is accelerated, and a large amount of dust generated by concrete falling in the process of dismantling the casting bottom plates is avoided; the two opposite side walls of the two precast plates are obliquely arranged and are surrounded with the casting bottom plate to form the round table-shaped post-cast strip with the big top and the small bottom, so that the casting bottom plate is supported, two ends of the casting bottom plate are glued with the side walls of the adjacent precast plates through waterproof glue, and the connection stability between the casting bottom plate and the precast plates is improved.
2. According to the utility model, the round table-shaped post-cast strip with large top and small bottom is arranged, and layered pouring is adopted for the post-cast strip, so that the waterproof, crack resistance and durability of the post-cast strip are improved; through the waterproofing membrane that sets up between the upper and lower adjacent concrete placement layer, the rubber sealing strip of setting in every waterproofing membrane both sides, when the deep construction joint route of extension external moisture, increase post-cast strip and pre-cast panel contact surface, utilize the water absorption effect of rubber sealing strip, realize the dual waterproof effect to post-cast strip to strengthen the cohesiveness between post-cast strip and the pre-cast panel.
3. According to the utility model, the limiting table surface for supporting the rubber water stop strips and the side wall of the adjacent precast slab are obliquely arranged to form the limiting space, so that the rubber water stop strips in the limiting space are prevented from moving in the process of pouring the concrete pouring layer, and the water absorption effect is prevented from being influenced.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a partially enlarged schematic view at a of fig. 1.
Fig. 3 is a schematic view of the overall structure of the post-cast strip without casting.
Fig. 4 is a side view of a casting floor.
The reference numerals in the drawings are as follows:
1. Pre-casting a plate; 2. pouring a bottom plate; 21. a main board; 22. a side plate; 3. post-cast strip; 31. a concrete pouring layer; 311. a bottom concrete pouring layer; 4. a water stop steel plate is horizontally arranged; 5. a waterproof water stop assembly; 51. waterproof coiled materials; 52. rubber water stop strips; 53. a limiting table top; 531. a bottom limit table top; 54. spacing space.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1-4, a post-cast strip concrete pouring anti-seepage structure comprises two pre-cast plates 1 arranged adjacently, and a pouring bottom plate 2 used for connecting the bottoms of the two pre-cast plates 1; the opposite side walls of the two precast slabs 1 are obliquely arranged and are surrounded with the pouring bottom plate 2 to form a truncated cone-shaped post-pouring belt 3 with a large cross section from top to bottom, and a plurality of concrete pouring layers 31 are sequentially arranged in the post-pouring belt 3 from top to bottom; both sides of each concrete pouring layer 31 are fixedly connected with the adjacent precast slabs 1 through transverse water stop steel plates 4; and waterproof and water-stopping assemblies 5 are arranged between the upper and lower adjacent concrete pouring layers 31.
Further, the waterproof and water-stopping component 5 comprises a waterproof coiled material 51 and a rubber water-stopping strip 52; the waterproof coiled materials 51 are paved between the upper and lower adjacent concrete pouring layers 31; the two sides of each waterproof coiled material 51 are respectively provided with a limiting table board 53, and the limiting table boards 53 are arranged along the length direction of the adjacent precast slabs 1 and are fixedly connected with the side walls of the adjacent precast slabs 1; each limiting table surface 53 is obliquely arranged, and forms a limiting space 54 with an included angle alpha being an acute angle with the side wall of the adjacent precast slab 1; the rubber water stop strips 52 are arranged in each limiting space 54.
Further, both sides of each waterproof roll 51 extend and cover the side walls of the precast slab 1 adjacent thereto; each limiting table surface 53 is respectively arranged below the adjacent waterproof coiled material 51; each of the rubber water stop strips 52 is disposed above the waterproof roll 51 adjacent thereto, respectively.
Further, the middle parts of two sides of each concrete pouring layer 31 are buried with the transverse water-stop steel plates 4 arranged along the length direction, and the other sides of the transverse water-stop steel plates 4 extend into the adjacent precast slabs 1 and are fixedly connected with the adjacent precast slabs 1.
Further, the pouring bottom plate 2 comprises a main plate 21 and side plates 22 fixedly connected to two sides of the main plate 21; the bottom surface of the main plate 21 is flush with the bottom surface of the adjacent precast slab 1; one end of each side plate 22, which is far away from the main plate 21, is inclined in a direction away from the main plate; the two side plates 22 are respectively glued with the side walls of the adjacent precast slabs 1 through waterproof glue.
The working principle of the utility model is as follows:
Referring to fig. 1-4, the utility model comprises two adjacent precast plates 1 and a pouring bottom plate 2 for connecting the bottoms of the two precast plates 1, wherein the opposite side walls of the two precast plates 1 are obliquely arranged and are enclosed with the pouring bottom plate 2 to form a round table-shaped post-cast strip 3 with a large cross section at the top and a small cross section at the bottom, so that the contact area between the post-cast strip 3 and the precast plates 1 at the two sides is increased, the connection stability is improved, and the path of outside moisture penetrating into a construction joint is prolonged.
A plurality of concrete pouring layers 31 are arranged in the post-pouring belt 3 from top to bottom, and the concrete pouring layers 31 are formed by pouring for a plurality of times; the middle parts of two sides of each concrete pouring layer 31 are respectively embedded with a transverse water stop steel plate 4 fixedly connected with the concrete pouring layers, the transverse water stop steel plates 4 are arranged along the length direction of the concrete pouring layers 31, the other sides of the transverse water stop steel plates 4 extend into the adjacent precast slabs 1 and are fixedly connected with the adjacent precast slabs 1, and the transverse water stop steel plates 4 are used for preventing external moisture from continuously penetrating into the post-pouring belt 3 from a construction joint.
Waterproof coiled materials 51 are paved between the upper and lower adjacent concrete pouring layers 31, limiting table tops 53 are arranged at two ends of each waterproof coiled material 51, each limiting table top 53 is arranged along the length direction of the adjacent precast slab 1 and fixedly connected with the adjacent precast slab 1, each limiting table top 53 is obliquely arranged, each limiting table top 53 and the side wall of the adjacent precast slab 1 form a limiting space 54 with an included angle alpha being an acute angle, and the limiting space is used for placing rubber water stop strips 52 and limiting the rubber water stop strips 52 to prevent the rubber water stop strips 52 from moving in the concrete slurry pouring process. After external moisture permeates into the construction joint, the external moisture flows to the rubber water stop strip 52 along the side wall of the inclined precast slab 1, the rubber water stop strip 52 swells when meeting water, good waterproof water stop effect is achieved, the rubber water stop strip 52 and concrete have good binding force, the rubber water stop strip 52 and the concrete are easily combined into a whole in the process of pouring the post-cast strip 3, and the binding property between the post-cast strip 3 and the precast slab 1 is enhanced.
Before pouring, placing a pouring bottom plate 2 in the post-pouring belt 3, wherein the pouring bottom plate 2 comprises a main plate 21 and side plates 22 fixedly connected to two sides of the main plate 21, and one ends of the two side plates 22, far away from the main plate 21, incline in opposite directions; when the waterproof roll is arranged, the bottom surface of the main board 21 is made to be flush with the bottom surface of the precast slab 1, the two side boards 22 are respectively glued with the side walls of the adjacent precast slabs 1 through waterproof glue, then waterproof rolls 51 are paved above the main board 21, two sides of each waterproof roll 51 are respectively covered on the side walls of the adjacent precast slabs 1, then the pouring work of the concrete pouring layer 31 is carried out, wherein the concrete pouring layer 31 arranged at the bottommost layer of the post-pouring belt 3 is a bottom concrete pouring layer 311, the limiting table 53 arranged at the bottommost layer of the post-pouring belt 3 is a bottom limiting table 531, when the concrete slurry rises to the bottom limiting table 531, the concrete slurry is stopped from being poured, after the bottom concrete pouring layer 311 is formed, another waterproof roll 51 is paved above the bottom concrete pouring layer 311, two sides of each waterproof roll 51 are respectively covered on the side walls of the adjacent precast slabs 1, at the moment, the rubber water stop strips 52 are arranged in the limiting space 54, at the moment, the rubber strip 52 is arranged above the waterproof roll 51, the limiting space 54 is arranged below the concrete pouring layer 51, then the concrete pouring layer 31 is poured until the top surface of the top layer 31 of the final layer 31 is flush with the top surface of the precast slab 31.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (5)
1. The utility model provides a post-cast strip concrete placement antiseep structure, includes two adjacent precast panel (1) that set up for connect the pouring bottom plate (2) of two precast panel (1) bottoms, its characterized in that: the two opposite side walls of the pre-cast plates (1) are obliquely arranged and are surrounded with the casting bottom plate (2) to form a truncated cone-shaped post-cast strip (3) with a large cross section from top to bottom, and a plurality of concrete casting layers (31) are sequentially arranged in the post-cast strip (3) from top to bottom; both sides of each concrete pouring layer (31) are fixedly connected with the adjacent precast plates (1) through transverse water stop steel plates (4); waterproof water-stop assemblies (5) are arranged between the upper and lower adjacent concrete pouring layers (31).
2. The post-cast strip concrete pouring anti-seepage structure according to claim 1, wherein: the waterproof water stop assembly (5) comprises a waterproof coiled material (51) and a rubber water stop strip (52); the waterproof coiled materials (51) are paved between the upper and lower adjacent concrete pouring layers (31); limiting table tops (53) are respectively arranged on two sides of each waterproof coiled material (51), and each limiting table top (53) is arranged along the length direction of the adjacent precast plate (1) and fixedly connected with the side wall of the adjacent precast plate (1); each limiting table surface (53) is obliquely arranged, and forms a limiting space (54) with an included angle alpha being an acute angle with the side wall of the adjacent precast slab (1) respectively; each limiting space (54) is internally provided with the rubber water stop strip (52).
3. The post-cast strip concrete pouring anti-seepage structure according to claim 2, wherein: both sides of each waterproof coiled material (51) extend and cover the side wall of the precast slab (1) adjacent to the waterproof coiled material; each limiting table top (53) is respectively arranged below the waterproof coiled material (51) adjacent to the limiting table top; each rubber water stop strip (52) is respectively arranged above the adjacent waterproof coiled material (51).
4. The post-cast strip concrete pouring anti-seepage structure according to claim 2, wherein: the middle parts of two sides of each concrete pouring layer (31) are buried with the transverse water stop steel plates (4) arranged along the length direction of the concrete pouring layers, and the other sides of the transverse water stop steel plates (4) extend into the adjacent precast plates (1) and are fixedly connected with the adjacent precast plates (1).
5. The post-cast strip concrete pouring anti-seepage structure according to claim 1, wherein: the pouring bottom plate (2) comprises a main plate (21) and side plates (22) fixedly connected to two sides of the main plate (21); the bottom surface of the main board (21) is flush with the bottom surface of the adjacent precast slab (1); one ends of the two side plates (22) far away from the main plate (21) incline towards the opposite directions; the two side plates (22) are respectively glued with the side walls of the adjacent precast slabs (1) through waterproof glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318628.3U CN220848748U (en) | 2023-08-28 | 2023-08-28 | Post-cast strip concrete placement antiseep structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318628.3U CN220848748U (en) | 2023-08-28 | 2023-08-28 | Post-cast strip concrete placement antiseep structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220848748U true CN220848748U (en) | 2024-04-26 |
Family
ID=90786327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322318628.3U Active CN220848748U (en) | 2023-08-28 | 2023-08-28 | Post-cast strip concrete placement antiseep structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220848748U (en) |
-
2023
- 2023-08-28 CN CN202322318628.3U patent/CN220848748U/en active Active
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| GR01 | Patent grant | ||
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