CN211285496U - Water stopping structure at joint between water inlet pool and main canal box culvert of matched engineering - Google Patents
Water stopping structure at joint between water inlet pool and main canal box culvert of matched engineering Download PDFInfo
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- CN211285496U CN211285496U CN201922207906.1U CN201922207906U CN211285496U CN 211285496 U CN211285496 U CN 211285496U CN 201922207906 U CN201922207906 U CN 201922207906U CN 211285496 U CN211285496 U CN 211285496U
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Abstract
The utility model discloses a water stopping structure at the joint between a matching engineering water inlet tank and a trunk canal box culvert, which comprises a rectangular groove arranged along the seam at the joint of the water delivery side of the box culvert, wherein a U-shaped rubber water stop is arranged at the bottom of the rectangular groove, the left and right horizontal wing plates of the U-shaped rubber water stop are fixed by expansion bolts, the U-shaped bent opening of the U-shaped rubber water stop is arranged towards the water delivery side of the box culvert, and the U-shaped bent is filled with asphalt hemp threads; a first polyethylene foam board is filled in a joint of the U-shaped bend, which is far away from the water delivery side of the box culvert, and a second polyethylene foam board and acrylic mortar are sequentially filled in a joint of the U-shaped bend, which is close to the water delivery side of the box culvert; the rectangular groove is filled with acrylic emulsion mortar, and the surface of the acrylic emulsion mortar is coated with a cement-based anti-seepage coating layer. The utility model provides a present cast-in-place construction or grooving machine construction do not establish the post-cast strip, lead to the difficult problem of solving of stagnant water behind trunk culvert and the supporting engineering intake pond seam crossing.
Description
Technical Field
The utility model relates to a seam crossing's stagnant water structure between intake pond and main canal box culvert especially relates to the stagnant water structure of seam crossing between supporting engineering intake pond and main canal box culvert.
Background
The water seal is usually disposed at the permanent seam, including the structure seam, the expansion joint, etc., to prevent water from leaking into the structure or the side of the water-back through the permanent seam. The water-stopping material is usually polyvinyl chloride, synthetic rubber, stainless steel, natural rubber, copper, and the like.
The connection between the mating engineering water inlet pool and the main canal box culvert is generally realized by embedding or lapping a water stop belt at the joint of the mating engineering water inlet pool and the main canal box culvert so as to prevent water in the main canal box culvert from flowing outwards; the water stop is generally a rubber water stop, the single-side width of the water stop embedded in concrete is generally 120-250 mm, and the thickness of a reinforced concrete protective layer of hydraulic and hydroelectric engineering is generally 50-70 mm, so that the width of the water stop embedded in the concrete is larger than the thickness of the reinforced concrete protective layer, and a certain contradiction exists between the water stop and a steel bar in the spatial position. The common method is to fold the reinforcing steel bars inwards to avoid the water stop, and the method of folding the reinforcing steel bars inwards to avoid the water stop causes the structural strength of the building to be greatly reduced, the water stop effect is not ideal, the construction cost is high, and the construction period is long.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a joint's stagnant water structure between supporting engineering intake pond and trunk canal box culvert realizes that the stagnant water is reliable, construction convenience is swift and low cost.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the water stopping structure at the joint between the water inlet tank and the main canal box culvert of the supporting engineering comprises a rectangular groove arranged along a seam opening of the joint at the water conveying side of the box culvert, a U-shaped rubber water stop is arranged at the bottom of the rectangular groove, the left horizontal wing plate and the right horizontal wing plate of the U-shaped rubber water stop are bonded at the bottom of the rectangular groove through a steel-bonding type adhesive and are fixed through expansion bolts, a U-shaped bent opening of the U-shaped rubber water stop faces the water conveying side of the box culvert and is filled with asphalt hemp threads; the seam on the U-shaped bend far away from the water delivery side of the box culvert is filled with a first polyethylene foam board, and the seam on the U-shaped bend near the water delivery side of the box culvert is sequentially filled with a second polyethylene foam board and acrylic mortar; the rectangular groove is filled with acrylic emulsion mortar, and the surface of the acrylic emulsion mortar is coated with a cement-based anti-seepage coating layer.
And a plastic protective sleeve is sleeved at the upper end of the expansion bolt.
The utility model provides a present cast-in-place construction or grooving machine construction do not establish the post-cast strip, lead to the difficult problem of solving of stagnant water behind trunk culvert and the supporting engineering intake pond seam crossing. The utility model discloses a shutoff the stagnant water effect has been guaranteed to the infiltration passageway of U-shaped rubber waterstop and former concrete face, and construction convenient operation is swift simultaneously.
Drawings
Figure 1 is the utility model discloses a seam schematic diagram between intake pond and the main canal box culvert.
FIG. 2 is the schematic view of the U-shaped rubber waterstop arranged at the seam between the water intake pool and the main canal box culvert.
Fig. 3 is a schematic sectional view taken along line a-a of fig. 2.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the embodiments are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1-3, the water stopping structure at the joint 3 between the water intake pool 1 and the main canal box culvert 2 of the supporting engineering of the utility model comprises a rectangular groove 4 arranged along the seam opening of the joint 3 at the water delivery side of the box culvert 2, a U-shaped rubber water stop belt 5 is arranged at the bottom of the rectangular groove 4, the left and right horizontal wing plates 5.1 and 5.2 of the U-shaped rubber water stop belt 5 are bonded at the bottom of the rectangular groove 4 by a bonding steel type adhesive and are fixed by expansion bolts 6.1 and 6.2, and the upper ends of the expansion bolts 6.1 and 6.2 are respectively sleeved with a plastic protective sleeve 6.3; the opening of a U-shaped bend 5.3 of the U-shaped rubber waterstop 5 is arranged towards the water delivery side of the box culvert 2, and asphalt hemp threads 7 are filled in the U-shaped bend 5.3; a first polyethylene foam plate 8 is filled in the joint 3 of the U-shaped bend 5.3 far away from the water delivery side of the box culvert 2, and a second polyethylene foam plate 9 and acrylic mortar 10 are sequentially filled in the joint 3 of the U-shaped bend 5.3 near the water delivery side of the box culvert 2; the rectangular groove 4 is filled with acrylic mortar 11, and the surface of the acrylic mortar 11 is coated with a cement-based anti-seepage coating layer.
The utility model discloses during the construction, go on according to following step:
step one, selecting a water stop: selecting a U-shaped rubber water stop 5 with a left horizontal wing plate 5.1, a right horizontal wing plate 2.2 and a U-shaped bend 5.3;
secondly, when the water inlet tank 1 of the cast-in-place supporting project is used, a first L-shaped groove is reserved at the edge of a joint of the water inlet tank 1 and the water outlet of the main canal box culvert 2,
thirdly, digging a second L-shaped groove with the same shape as the first L-shaped groove at the edge of the water outlet of the main canal box culvert 2 to form a rectangular groove 4 at the joint 3 between the water inlet of the water inlet pool 1 and the water outlet of the main canal box culvert 2, roughening the bottom of the rectangular groove 4, coating an interface agent, and filling the bottom of the groove with modified epoxy mortar;
fourthly, a first polyethylene foam plate 8 is arranged in a seam 3 between a water inlet of the water inlet pool 1 and a water outlet of the main canal box culvert 2, the upper end of the first polyethylene foam plate 8 extends to a length which is 5.3 of a U-shaped bend away from the bottom of the rectangular groove 4, then the U-shaped bend 5.3 of the U-shaped rubber water stop belt 5 is arranged in the seam 3, the left and right horizontal wing plates 5.1 and 5.2 are bonded at the bottom of the rectangular groove 4 through a steel bonding type adhesive, the left and right horizontal wing plates 5.1 and 5.2 are fixed in groove bottom concrete of the rectangular groove 4 through expansion bolts 6.1 and 6.2, and then plastic protective sleeves 6.3 are respectively buckled at the top ends of the expansion bolts 6.1 and 6.2;
fifthly, filling asphalt hemp threads 7 in the U-shaped bend 5.3, then installing a second polyethylene foam plate 9 in the seam 3 at the upper part of the U-shaped bend 5.3, extending the upper end of the second polyethylene foam plate 9 to the position close to the seam opening of the seam 3, filling polysulfide sealant 10 in the seam opening, filling acrylic emulsion mortar 11 in the rectangular groove 4, and finally brushing cement-based anti-seepage coating on the surface of the acrylic emulsion mortar 11; and finishing the post water stopping construction.
Claims (2)
1. The utility model provides a joint's stagnant water structure between supporting engineering intake pond and main canal box culvert, its characterized in that: the box culvert water delivery device comprises a rectangular groove formed along a seam of a seam on a water delivery side of a box culvert, wherein a U-shaped rubber water stop is arranged at the bottom of the rectangular groove, a left horizontal wing plate and a right horizontal wing plate of the U-shaped rubber water stop are bonded to the bottom of the rectangular groove through a steel bonding type adhesive and are fixed through expansion bolts, a U-shaped bent opening of the U-shaped rubber water stop is arranged towards the water delivery side of the box culvert, and asphalt hemp threads are filled in the U-shaped bent opening; the seam on the U-shaped bend far away from the water delivery side of the box culvert is filled with a first polyethylene foam board, and the seam on the U-shaped bend near the water delivery side of the box culvert is sequentially filled with a second polyethylene foam board and acrylic mortar; the rectangular groove is filled with acrylic emulsion mortar, and the surface of the acrylic emulsion mortar is coated with a cement-based anti-seepage coating layer.
2. The water stopping structure at the joint between the supporting engineering water inlet tank and the main canal box culvert according to claim 1, characterized in that: and a plastic protective sleeve is sleeved at the upper end of the expansion bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922207906.1U CN211285496U (en) | 2019-12-11 | 2019-12-11 | Water stopping structure at joint between water inlet pool and main canal box culvert of matched engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922207906.1U CN211285496U (en) | 2019-12-11 | 2019-12-11 | Water stopping structure at joint between water inlet pool and main canal box culvert of matched engineering |
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| CN211285496U true CN211285496U (en) | 2020-08-18 |
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| CN201922207906.1U Active CN211285496U (en) | 2019-12-11 | 2019-12-11 | Water stopping structure at joint between water inlet pool and main canal box culvert of matched engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541331A (en) * | 2022-01-29 | 2022-05-27 | 中国葛洲坝集团第二工程有限公司 | Copper sheet water stop construction method |
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2019
- 2019-12-11 CN CN201922207906.1U patent/CN211285496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541331A (en) * | 2022-01-29 | 2022-05-27 | 中国葛洲坝集团第二工程有限公司 | Copper sheet water stop construction method |
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