CN109610657B - Environment-friendly precast concrete component piece waterproof construction - Google Patents
Environment-friendly precast concrete component piece waterproof construction Download PDFInfo
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- CN109610657B CN109610657B CN201811401170.5A CN201811401170A CN109610657B CN 109610657 B CN109610657 B CN 109610657B CN 201811401170 A CN201811401170 A CN 201811401170A CN 109610657 B CN109610657 B CN 109610657B
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- water stop
- block
- water
- steel bars
- groove
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6803—Joint covers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
An environment-friendly precast concrete component seam waterproof structure comprises precast slabs, stressed steel bars, lattice steel bars, water stop blocks, limiting plates, vertical supporting steel bars, stirrups, waterproof coatings and cast-in-place concrete, wherein the precast slabs are of cuboid plate-shaped structures, one side of each precast slab is in a tangent plane shape, and seam splicing grooves are formed between the two precast slabs in an end-to-end mode; the prefabricated plates on the two sides are fixedly connected with the stressed reinforcing steel bars on the two sides through the lattice reinforcing steel bars; the water stop block comprises a water stop clamping block and a water stop block wing plate; the limiting plate comprises a water stopping block clamping groove and a limiting plate wing plate; the water stopping clamping block is clamped into the water stopping block clamping groove, and each limiting plate wing plate is clamped into the water stopping block wing plate on each side, so that the water stopping block is fixedly connected with the limiting plate; the outer side of the clamping groove of the water stopping block is clamped into the splicing groove, so that the water stopping block is connected with the two precast slabs; the waterproof coating is arranged on the outer side of the abutted seam groove. The water stop block has the advantages of simple structure, simple and convenient installation, easy construction, high meshing degree of the water stop structure, stable structure and long service life.
Description
Technical Field
The invention belongs to the field of fabricated concrete buildings, and particularly relates to an environment-friendly concrete prefabricated part abutted seam waterproof structure.
Background
The precast concrete members are building members, including beams, plates, columns, building finishing accessories and the like, which are manufactured in advance in factories by using concrete as a basic material. The method is characterized in that after reasonable design calculation, part of components are produced in advance by a factory, and during field installation construction, an installer only needs to hoist the designed and produced concrete prefabricated part to a specified position and assemble the concrete prefabricated part according to the assembly requirement. The construction process has the advantages that factory production is not influenced by natural environments such as severe weather, the construction period is more controllable, and the production efficiency is far higher than that of manual operation; the building quality is higher due to factory production; the dust is little in the field construction, and the environmental impact is smaller than that of the traditional construction.
Meanwhile, because the building is assembled by the concrete prefabricated components in the construction process, a splicing seam exists between the two concrete prefabricated components, if the splicing seam existing between the two concrete prefabricated components is not subjected to waterproof treatment, the water outside the building is corroded at the splicing seam for a long time, so that the water leakage risk at the splicing seam is easily caused, the structural strength is influenced, and even the structural stability is influenced. Therefore, proper and reasonable waterproofing treatment needs to be carried out on the splicing seams.
Apply to the waterproof of concrete prefabricated component piece seam department among the prior art, its waterproof construction form is various, still has following technical defect: the meshing degree of the waterproof accessories and the abutted seams is not high, the waterproof accessories are easy to fall off from the concrete prefabricated part after long-time use, and the water leakage risk still exists; the waterproof accessory structure is complicated, and the waterproof construction of more forms need to destroy original concrete prefabricated component surface structure and reach fixed effect, is difficult for the construction installation.
Disclosure of Invention
In order to solve the problems, the invention discloses an environment-friendly concrete prefabricated part splicing waterproof structure, which has the following specific technical scheme: an environment-friendly precast concrete component seam waterproof structure comprises precast slabs, stressed steel bars, lattice steel bars, water stop blocks, limiting plates, vertical supporting steel bars, stirrups, waterproof coatings and cast-in-place concrete, wherein the precast slabs are of cuboid plate-shaped structures, the precast slabs are vertically arranged, the precast slabs are arranged in two rows in parallel, one side of each precast slab is in a tangent plane shape, and seam splicing grooves are formed between the two precast slabs in an end-to-end connection mode; the stressed steel bars are transversely arranged in each prefabricated plate, and the prefabricated plates on the two sides are fixedly connected with the stressed steel bars on the two sides through lattice steel bars; the water stop block comprises a water stop clamping block and water stop block wing plates, the section of the water stop clamping block is in a flat trapezoidal shape and is of a columnar structure, the number of the water stop block wing plates is two, each water stop block wing plate is of a U-shaped structure, each water stop block wing plate is arranged on two sides of the top end of the water stop clamping block, one side of each water stop block wing plate is fixedly connected with one end of the water stop clamping block in an inclined mode, and the water stop block wing plates are of an integrated structure; the limiting plate comprises a water stop block clamping groove and limiting plate wing plates, the section of the water stop block clamping groove is in a U-shaped structure, the number of the limiting plate wing plates is two, each limiting plate wing plate is arranged at two ends of the outer side of the water stop block clamping groove, and each limiting plate wing plate is obliquely and fixedly connected with the water stop block clamping groove to form an integrated structure; the water stopping clamping blocks are clamped into the water stopping block clamping grooves, and each limiting plate wing plate is clamped into the water stopping block wing plate on each side, so that the water stopping blocks are fixedly connected with the limiting plates; the outer side of the clamping groove of the water stopping block is clamped into the splicing groove, and the wing plate of the limiting plate is clamped at one side of the two prefabricated plates, so that the water stopping block is connected with the two prefabricated plates; the vertical supporting steel bars are arranged between the prefabricated plates on the two sides, the stirrups are of rectangular structures, and the stirrups are clamped into the outer sides of the vertical supporting steel bars to be fixedly connected with the vertical supporting steel bars; the waterproof coating is arranged on the outer side of the abutted seam groove; the cast-in-place concrete is arranged between the two side precast slabs.
Furthermore, the shape of the inner wall of the water stopping block clamping groove is matched with the water stopping clamping block, and the water stopping clamping block and the water stopping block clamping groove form an interference fit structure.
Furthermore, the shape and the size of the outer wall of the water stop block clamping groove are matched with the abutted seam groove, and the water stop block clamping groove, the limiting plate wing plate and the abutted seam groove form an interference fit structure.
Furthermore, the thickness of the limiting plate wing plate is matched with the width of the inner groove of the water stop plate wing plate.
Further, the groove folding angle α of the water stop block is 60 °.
Furthermore, the fixed connection mode of the vertical supporting steel bars and the stirrups adopts one of a welding machine or a binding wire binding connection.
The working principle of the invention is as follows:
when the prefabricated slab is installed, the prefabricated slabs on two sides are connected with stressed reinforcing steel bars through lattice reinforcing steel bars to form a vertical parallel structure; welding the vertical supporting steel bars through stirrups to form a steel bar cage, and placing the steel bar cage between the prefabricated plates on the two sides; downwards clamping a limiting plate into the joint groove from the top end, clamping limiting plates at two ends of a limiting plate wing plate and a water stop block clamping groove, and knocking the top end of the limiting plate by a small hammer until the bottom end of the limiting plate is completely clamped into the bottom end of the joint groove; taking out the water stop block, clamping the water stop clamping block into the water stop block clamping groove from the top end downwards, clamping the water stop block wing plate on the outer side of the limiting plate wing plate, knocking the top end of the water stop block by using a small hammer until the water stop block is completely clamped into the bottom end of the limiting plate; and finally, coating a waterproof coating on the outer side of the abutted seam groove.
When the prefabricated water-stop block is used, the water-stop block is extruded out of the water-stop block clamping groove due to the interference fit of the water-stop clamping block and the water-stop block clamping groove, the water-stop block clamping groove is abutted against two ends of the splicing groove, the outer side of the prefabricated plate is abutted against the water-stop block wing plate due to the fact that the splicing groove is of an oblique angle structure, and finally the prefabricated plate and the water-stop block form a fixed connection structure.
The invention has the beneficial effects that:
the water stop block has a simple structure, does not need to damage the original concrete prefabricated part structure, is simple and convenient to install, is easy to construct and install, adopts an interference fit structure with the abutted seam groove, and has high meshing degree, stable structure fixation and long service life.
Drawings
Fig. 1 is a sectional view of a concrete precast element patchwork waterproof structure of the present invention.
Fig. 2 is a sectional view at the waterproof coating layer of the present invention.
Fig. 3 is a schematic view of the water stop block structure of the present invention.
Fig. 4 is a schematic diagram of a limiting plate structure of the invention.
FIG. 5 is a schematic view of a partially enlarged structure of a seam of the present invention.
List of reference numerals: the prefabricated slab comprises a prefabricated slab 1, a seam splicing groove 1-1, a stressed steel bar 2, a lattice steel bar 3, a water stop block 4, a water stop clamping block 4-1, a water stop block wing plate 4-2, a limiting plate 5, a water stop block clamping groove 5-1, a limiting plate wing plate 5-2, a vertical supporting steel bar 6, a stirrup 7, a waterproof coating 8 and cast-in-place concrete 9.
Detailed Description
In order to make the technical scheme of the invention clearer and clearer, the invention is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are all known technologies known to those skilled in the art, such as concrete one-time casting molding and welding.
The environment-friendly precast concrete component splicing and waterproofing structure comprises precast slabs 1, stressed steel bars 2, lattice steel bars 3, water stop blocks 4, limiting plates 5, vertical supporting steel bars 6, stirrups 7, a waterproof coating 8 and cast-in-place concrete 9, wherein the precast slabs 1 are in a cuboid plate-shaped structure, the precast slabs 1 are vertically arranged, the precast slabs 1 are arranged in two rows in parallel, one side of each precast slab 1 is in a tangent plane shape, and a splicing groove 1-1 is formed between the two precast slabs 1 in an end-to-end manner; the stressed steel bars 2 are transversely arranged in each prefabricated plate 1, and the prefabricated plates 1 on the two sides are fixedly connected with the stressed steel bars 2 on the two sides through lattice steel bars 3; the water stop block 4 comprises a water stop clamping block 4-1 and water stop block wing plates 4-2, the section of the water stop clamping block 4-1 is in a flat trapezoidal shape and is in a columnar structure, the number of the water stop block wing plates 4-2 is two, each water stop block wing plate 4-2 is in a U-shaped structure, each water stop block wing plate 4-2 is arranged on two sides of the top end of the water stop clamping block 4-1, and one side of each water stop block wing plate 4-2 is obliquely and fixedly connected with one end of the water stop clamping block 4-1 and is in an integrated structure; the limiting plate 5 comprises a water stop block clamping groove 5-1 and limiting plate wing plates 5-2, the section of the water stop block clamping groove 5-1 is of a U-shaped structure, the number of the limiting plate wing plates 5-2 is two, each limiting plate wing plate 5-2 is arranged at two ends of the outer side of the water stop block clamping groove 5-1, and each limiting plate wing plate 5-2 is obliquely and fixedly connected with the water stop block clamping groove 5-1 to form an integrated structure; the water stopping clamping block 4-1 is clamped into the water stopping block clamping groove 5-1, and each limiting plate wing plate 5-2 is clamped into the water stopping block wing plate 4-2 on each side, so that the water stopping block 4 is fixedly connected with the limiting plate 5; the outer side of the water stop block clamping groove 5-1 is clamped into the splicing groove 1-1, and the limiting plate wing plate 5-2 is clamped at one side of the two prefabricated plates 1, so that the water stop block 4 is connected with the two prefabricated plates 1; the vertical supporting steel bars 6 are arranged between the prefabricated plates 1 on the two sides, the stirrups 7 are of a rectangular structure, and the stirrups 7 are clamped on the outer sides of the vertical supporting steel bars 6 to be fixedly connected with the vertical supporting steel bars 6; the waterproof coating 8 is arranged on the outer side of the seam splicing groove 1-1; the cast-in-place concrete 9 is arranged between the two side precast slabs 1.
Furthermore, the shape of the inner wall of the water stop block clamping groove 5-1 is matched with that of the water stop clamping block 4-1, and the water stop clamping block 4-1 and the water stop block clamping groove 5-1 form an interference fit structure.
Furthermore, the shape and size of the outer wall of the water stop block clamping groove 5-1 are matched with the joint groove 1-1, and the water stop block clamping groove 5-1, the limiting plate wing plate 5-2 and the joint groove 1-1 form an interference fit structure.
Furthermore, the thickness of the limiting plate wing plate 5-2 is adapted to the width of the inner groove of the water stop plate wing plate 4-2.
Further, the groove folding angle α of the water stop block is 60 °.
Furthermore, the fixed connection mode of the vertical supporting steel bars 6 and the stirrups 7 adopts one of a welding machine or a binding wire binding connection.
The working principle of the invention is as follows:
when the prefabricated slab is installed, prefabricated slabs 1 on two sides are connected with stressed reinforcing steel bars 2 through lattice reinforcing steel bars 3 to form a vertical parallel structure; welding vertical supporting steel bars 6 through stirrups 7 to form a steel reinforcement cage, and placing the steel reinforcement cage between the prefabricated plates 1 on the two sides; downwards clamping a limiting plate 5 into the joint groove 1-1 from the top end, clamping two ends of a limiting plate wing plate 5-2 and a water stop block clamping groove 5-1 into the limiting plate 1, and knocking the top end of the limiting plate 5 by a small hammer until the bottom end of the limiting plate 5 is completely clamped into the bottom end of the joint groove 1-1; taking out the water stopping block 4, clamping the water stopping clamping block 4-1 into the water stopping block clamping groove 5-1 from the top end downwards, clamping the water stopping block wing plate 4-2 outside the limiting plate wing plate 5-2, and knocking the top end of the water stopping block 4 by using a small hammer until the water stopping block 4 is completely clamped into the bottom end of the limiting plate 5; finally, the outer side of the joint groove 1-1 is coated with a waterproof coating 8.
When the prefabricated plate is used, the water stopping block 4 is extruded out of the water stopping block clamping groove 5-1 due to the interference fit of the water stopping clamping block 4-1 and the water stopping block clamping groove 5-1, the two ends of the seam splicing groove 1-1 are propped against the water stopping block clamping groove 5-1, the seam splicing groove 1-1 is in an oblique angle structure, the outer side of the prefabricated plate 1 is propped against the water stopping block wing plate 4-2, and finally the prefabricated plate 1 and the water stopping block 4 form a fixed connection structure.
The invention has the beneficial effects that:
the water stop block has a simple structure, does not need to damage the original concrete prefabricated part structure, is simple and convenient to install, is easy to construct and install, adopts an interference fit structure with the abutted seam groove, and has high meshing degree, stable structure fixation and long service life.
Claims (6)
1. The environment-friendly precast concrete component seam waterproof structure is characterized by comprising precast slabs, stressed steel bars, lattice steel bars, water stop blocks, limiting plates, vertical supporting steel bars, stirrups, waterproof coatings and cast-in-place concrete, wherein the precast slabs are of rectangular plate-shaped structures, the precast slabs are vertically arranged, the precast slabs are arranged in two rows in parallel, one side of each precast slab is in a tangent plane shape, and seam grooves are formed between the two precast slabs in an end-to-end mode; the stressed steel bars are transversely arranged in each prefabricated plate, and the prefabricated plates on the two sides are fixedly connected with the stressed steel bars on the two sides through lattice steel bars; the water stop block comprises a water stop clamping block and water stop block wing plates, the section of the water stop clamping block is in a flat trapezoidal shape and is of a columnar structure, the number of the water stop block wing plates is two, each water stop block wing plate is of a U-shaped structure, each water stop block wing plate is arranged on two sides of the top end of the water stop clamping block, one side of each water stop block wing plate is fixedly connected with one end of the water stop clamping block in an inclined mode, and the water stop block wing plates are of an integrated structure; the limiting plate comprises a water stop block clamping groove and limiting plate wing plates, the section of the water stop block clamping groove is in a U-shaped structure, the number of the limiting plate wing plates is two, each limiting plate wing plate is arranged at two ends of the outer side of the water stop block clamping groove, and each limiting plate wing plate is obliquely and fixedly connected with the water stop block clamping groove to form an integrated structure; the water stopping clamping blocks are clamped into the water stopping block clamping grooves, and each limiting plate wing plate is clamped into the water stopping block wing plate on each side, so that the water stopping blocks are fixedly connected with the limiting plates; the outer side of the clamping groove of the water stopping block is clamped into the splicing groove, and the wing plate of the limiting plate is clamped at one side of the two prefabricated plates, so that the water stopping block is connected with the two prefabricated plates; the vertical supporting steel bars are arranged between the prefabricated plates on the two sides, the stirrups are of rectangular structures, and the stirrups are clamped into the outer sides of the vertical supporting steel bars to be fixedly connected with the vertical supporting steel bars; the waterproof coating is arranged on the outer side of the abutted seam groove; the cast-in-place concrete is arranged between the two side precast slabs.
2. The environment-friendly precast concrete component piece waterproof construction of claim 1, characterized in that, the shape of the inner wall of the water stopping block clamping groove is adapted to the water stopping clamping block, and the water stopping clamping block and the water stopping block clamping groove form an interference fit structure.
3. The environment-friendly precast concrete component piece waterproof construction of claim 1, characterized in that, the stagnant water piece draw-in groove outer wall shape size with the piece groove suits, stagnant water piece draw-in groove, limiting plate pterygoid lamina and the piece groove formation interference fit structure.
4. The environment-friendly precast concrete component piece waterproof construction of claim 1, characterized in that, the thickness of the limiting plate wing plate is adapted to the thickness of the groove width in the water stop plate wing plate.
5. The environment-friendly precast concrete component piece waterproof construction of claim 1, characterized in that, the card slot bevel angle α of the water stop block is 60 °.
6. The environment-friendly precast concrete component piece waterproof structure of claim 1, characterized in that the fixed connection mode of the vertical support steel bars and the stirrups adopts one of a welding machine or a binding wire binding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401170.5A CN109610657B (en) | 2018-11-22 | 2018-11-22 | Environment-friendly precast concrete component piece waterproof construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401170.5A CN109610657B (en) | 2018-11-22 | 2018-11-22 | Environment-friendly precast concrete component piece waterproof construction |
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| Publication Number | Publication Date |
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| CN109610657A CN109610657A (en) | 2019-04-12 |
| CN109610657B true CN109610657B (en) | 2020-08-07 |
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| CN201811401170.5A Active CN109610657B (en) | 2018-11-22 | 2018-11-22 | Environment-friendly precast concrete component piece waterproof construction |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110374214A (en) * | 2019-07-29 | 2019-10-25 | 江西国金建设集团有限公司 | Finished product post-cast strip |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2085995B (en) * | 1980-09-01 | 1984-06-27 | Randalls Of Paddington Enginee | Panel joints |
| CN204343463U (en) * | 2014-12-10 | 2015-05-20 | 上海紫宝实业投资有限公司 | A kind of waterproof construction of prefabricated reinforced concrete composite wallboard piece |
| KR101866237B1 (en) * | 2017-10-16 | 2018-06-12 | 주식회사 신원데크 | Assembling wall panels structure |
| CN207686023U (en) * | 2017-12-22 | 2018-08-03 | 上海紫宝住宅工业有限公司 | A kind of prefabricated composite wallboard centre edge joint position waterproofing node construction in underground |
| CN108824655A (en) * | 2018-07-09 | 2018-11-16 | 南宁积家市场建设有限公司 | A kind of seam construction and its construction method of partition plate waterproof, seepage control |
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