CN220598488U - Plugging device for deep well of building engineering after lowering underground water level - Google Patents
Plugging device for deep well of building engineering after lowering underground water level Download PDFInfo
- Publication number
- CN220598488U CN220598488U CN202321937464.6U CN202321937464U CN220598488U CN 220598488 U CN220598488 U CN 220598488U CN 202321937464 U CN202321937464 U CN 202321937464U CN 220598488 U CN220598488 U CN 220598488U
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- steel
- pipe
- deep well
- sand
- plugging device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 108
- 239000010959 steel Substances 0.000 claims abstract description 108
- 239000003673 groundwater Substances 0.000 claims abstract description 16
- 239000004576 sand Substances 0.000 claims description 25
- 238000004078 waterproofing Methods 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 13
- 239000004568 cement Substances 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 4
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 23
- 238000007789 sealing Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 5
- 238000001223 reverse osmosis Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model discloses a plugging device for a deep well in building engineering after lowering groundwater level, which relates to the technical field of building construction and comprises an inserted steel sleeve, a ball valve, a hydrofoil ring, a wire turning steel pipe, a drainage guide pipe, a first steel plate, a second steel plate and a ground cushion layer, wherein the bottom end of the ground cushion layer is inserted with the steel sleeve, the hydrofoil stopping ring is welded on the peripheral side of the upper surface of the steel sleeve, two transverse first steel plates and second steel plates are arranged in the steel sleeve, the wire turning steel pipe is welded at the upper end of the first steel plate, the upper end of the wire turning steel pipe is connected with the ball valve, and the drainage guide pipe is inserted at the output end of the ball valve.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a plugging device for a deep well of a building engineering after lowering the groundwater level.
Background
Along with the development of technology in recent years, the development, utilization and transformation of underground space resources become one of social development strategies. The method of well point dewatering and draining is usually adopted in the early stage of deep foundation pit excavation, the dewatering period is usually carried out continuously along with the construction of the main structure, dewatering and waterproofing become key in the construction process, and plugging after dewatering is completed becomes a serious difficulty in waterproofing and closing.
The well sealing steel sleeve is sealed by concrete or filled broken stone in the prior art, if the underground water pressure is high during sealing, the water yield is high, and when the water level rises fast, even if concrete is poured in the dewatering well sleeve, water can quickly seep out, and the sealing steel sleeve is full of the underground water after the water pump is not completely taken out, so that leakage quality hidden danger exists in sealing welding or welding cannot be realized. The economical, applicable and reasonable well sealing construction technology is selected, so that the underground water in the dewatering well can not leak to the ground, the well sealing quality is ensured, and the economic benefit and the social benefit can be ensured.
Disclosure of Invention
The utility model aims to overcome the existing defects, provides a plugging device for a deep well in a constructional engineering after lowering the groundwater level, selects an economical, applicable and reasonable well sealing construction technology, can ensure that the groundwater in a precipitation well cannot leak to the ground, ensures the well sealing quality, ensures economic benefit and social benefit, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plugging device behind building engineering deep well ground water level reduction, includes inserts steel bushing, ball valve, hydrofoil ring, turnbuckle steel pipe, drainage pipe, first steel sheet, second steel sheet and ground bed course, the steel bushing has been inserted to the bottom of ground bed course, the outer circumference side welding of the upper surface of steel bushing ends the hydrofoil ring, the inside first steel sheet and the second steel sheet that are provided with of steel bushing, the upper end welding of first steel sheet has the turnbuckle steel pipe, the upper end of turnbuckle steel pipe is connected with the ball valve, the output of ball valve has been inserted drainage pipe, when external suction pump draws water to the deep well through the drainage pipe, can control the switching of rivers through the ball valve, and the steel bushing is used for providing certain space for the ball valve, and first steel sheet, second steel sheet are used for preventing external to infiltration, and the hydrofoil ring is used for preventing the steel bushing deep well from leaking.
Further, still include foundation waterproofing membrane roll up and do not have the sand pipe the bottom periphery side of steel casing is equipped with foundation waterproofing membrane roll up, the lower extreme outer wall fixedly connected with of foundation waterproofing membrane roll up does not have the sand pipe, the underground earth is connected to the periphery side of do not have the sand pipe, and foundation waterproofing membrane roll up and do not have the sand pipe and be used for protecting steel casing, prevent that steel casing from being corroded the damage.
Further, still include the grit, the inside packing of no sand pipe has the grit, the grit extends to the bottom of steel casing, and the grit can further prevent that the infiltration from appearing in the deep well the inside.
Further, the lower end of the drainage catheter extends to the inside of the sand, and the upper end of the drainage catheter extends out of the ground cushion layer, so that water in the deep well can be sucked out.
Further, still contain concrete foundation slab, waterproof protection layer and foundation pad layer, the upper end of no sand pipe is equipped with the foundation pad layer, waterproof protection layer has been laid to the upper end of foundation pad layer, waterproof protection layer's upper end is located steel casing's periphery side and fills there is concrete foundation slab, the hydrofoil ring extends to concrete foundation slab's inside, and concrete foundation slab is used for fixed steel casing around, and waterproof protection layer and foundation pad layer are used for preventing reverse osmosis water.
Further, the ball valve further comprises cement, a welding port and C40 micro-expansion impervious concrete, the C40 micro-expansion impervious concrete is poured around the ball valve, the cement is filled at the lower end of the first steel plate in the steel sleeve, the welding port is arranged between the first steel plate and the steel sleeve, and the cement and the C40 micro-expansion impervious concrete can completely seal the upper end of the steel sleeve and prevent external moisture from entering.
Compared with the prior art, the utility model has the beneficial effects that: the plugging device for the deep well of the building engineering after reducing the groundwater level has the following advantages:
1. this plugging device behind building engineering deep well reduction groundwater level has set up the ball valve, when external suction pump draws water to the deep well through the drainage pipe, can control the switching of rivers through the ball valve, and the steel bushing is used for providing certain space for the ball valve, and first steel sheet, second steel sheet are used for preventing external infiltration to the deep well, and the hydrofoil ring is used for preventing that the steel bushing from leaking.
2. This plugging device behind building engineering deep well reduction groundwater level has set up foundation waterproofing membrane and has rolled up and have not had the sand pipe, foundation waterproofing membrane roll up and have not had the sand pipe and be used for protecting the steel bushing, prevent that the steel bushing from being corroded the damage, the grit can be further prevent that the infiltration from appearing in the deep well the inside.
3. This plugging device behind building engineering deep well reduction groundwater level has set up concrete foundation slab, and concrete foundation slab is used for fixed steel sleeve's periphery, and waterproof protective layer and foundation mat layer are used for preventing reverse osmosis water, and cement and C40 micro-expansion impervious concrete can be with steel sleeve's upper end totally seal, prevent external moisture entering.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;
FIG. 3 is a schematic view of the rear cross-sectional structure of the present utility model.
In the figure: 1. steel sleeve, ball valve, concrete foundation bedplate, water stopping wing ring, foundation waterproof coiled material winding, waterproof protective layer, foundation cushion layer, sand-free pipe, sand-stone pipe, 10 wire steel pipe, 11 cement, 12 first steel plate, 13 welding, 14 drainage pipe, 15.C40 micro expansion impervious concrete, 16 second steel plate and 17 ground cushion layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a plugging device for a deep well in a construction engineering after lowering the groundwater level, which comprises a steel sleeve 1, a ball valve 2, a hydrofoil ring 4, a wire pipe 10, a drainage conduit 14, a first steel plate 12, a second steel plate 16 and a ground cushion 17, wherein the steel sleeve 1 is inserted into the bottom end of the ground cushion 17, the hydrofoil ring 4 is welded on the peripheral side of the upper surface of the steel sleeve 1, two transverse first steel plates 12 and second steel plates 16 are arranged in the steel sleeve 1, the wire pipe 10 is welded on the upper end of the first steel plates 12, the upper end of the wire pipe 10 is connected with the ball valve 2, the drainage conduit 14 is inserted into the output end of the ball valve 2, when an external suction pump pumps water into the deep well through the ball valve 14, the opening and closing of the water flow can be controlled through the ball valve 2, the steel sleeve 1 is used for providing a certain space for the ball valve 2, the first steel plate 12 and the second steel plate 16 are used for preventing water seepage from the outside, and the hydrofoil ring 4 is used for preventing water leakage of the steel sleeve 1.
Still including basic waterproofing membrane upward reel 5 and no sand pipe 8, the bottom periphery side of steel casing 1 is equipped with basic waterproofing membrane upward reel 5, and the lower extreme outer wall fixedly connected with of basic waterproofing membrane upward reel 5 does not have sand pipe 8, and the underground earth is connected to the periphery side of no sand pipe 8, and basic waterproofing membrane upward reel 5 and no sand pipe 8 are used for protecting steel casing 1, prevent that steel casing 1 from being corroded the damage.
Still include grit 9, the inside packing of no sand pipe 8 has grit 9, and grit 9 extends to the bottom of steel casing 1, and grit 9 can further prevent that the infiltration from appearing in the deep well the inside.
The lower end of the drainage conduit 14 extends to the inside of the sand 9, and the upper end of the drainage conduit 14 extends out of the ground cushion layer 17, so that water in a deep well can be sucked out.
Still contain concrete foundation slab 3, waterproof protection layer 6 and foundation pad layer 7, the upper end of no sand pipe 8 is equipped with foundation pad layer 7, waterproof protection layer 6 has been laid to the upper end of foundation pad layer 7, the upper end of waterproof protection layer 6 is located the periphery side packing of steel bushing 1 and has concrete foundation slab 3, hydrofoil ring 4 extends to the inside of concrete foundation slab 3, concrete foundation slab 3 is used for fixed steel bushing 1 all around, waterproof protection layer 6 and foundation pad layer 7 are used for preventing reverse osmosis water.
The steel sleeve comprises a steel sleeve 1, a first steel plate 12, cement 11, a welding port 13, C40 micro-expansion impervious concrete 15, wherein the C40 micro-expansion impervious concrete 15 is poured around the ball valve 2, the cement 11 is filled at the lower end of the first steel plate 12 in the steel sleeve 1, the welding port 13 is arranged between the first steel plate 12 and the steel sleeve 1, and the cement 11 and the C40 micro-expansion impervious concrete 15 can completely seal the upper end of the steel sleeve 1 and prevent external moisture from entering.
The working principle of the plugging device for the deep well of the building engineering after lowering the underground water level is as follows: when the external suction pump pumps water into a deep well through the drainage guide pipe 14, the opening and closing of water flow can be controlled through the ball valve 2, the steel sleeve 1 is used for providing a certain space for the ball valve 2, the first steel plate 12 and the second steel plate 16 are used for preventing water seepage from the outside to the deep well, the hydrofoil ring 4 is used for preventing the steel sleeve 1 from leaking water, the foundation waterproof coiled material is coiled up 5 and the sand-free pipe 8 are used for protecting the steel sleeve 1, the steel sleeve 1 is prevented from being corroded and damaged, the sand 9 can further prevent water seepage from occurring in the deep well, the concrete foundation base plate 3 is used for fixing the periphery of the steel sleeve 1, the waterproof protection layer 6 and the foundation cushion layer 7 are used for preventing reverse osmosis water, and the cement 11 and the C40 micro-expansion impervious concrete 15 can completely seal the upper end of the steel sleeve 1 and prevent external moisture from entering.
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 (6)
1. The utility model provides a plugging device behind building engineering deep well reduction groundwater level which characterized in that: including inserting steel bushing (1), ball valve (2), hydrofoil ring (4), turnbuckle steel pipe (10), drainage pipe (14), first steel sheet (12), second steel sheet (16) and ground bed course (17), steel bushing (1) has been inserted to the bottom of ground bed course (17), the upper surface periphery side welding of steel bushing (1) ends hydrofoil ring (4), steel bushing (1) inside is provided with two horizontal first steel sheets (12) and second steel sheet (16), the upper end welding of first steel sheet (12) has turnbuckle steel pipe (10), the upper end of turnbuckle steel pipe (10) is connected with ball valve (2), drainage pipe (14) have been inserted to the output of ball valve (2).
2. The plugging device for lowering the groundwater level of a deep well in a building engineering according to claim 1, wherein: still include basic waterproofing membrane roll up (5) and no sand pipe (8) the bottom periphery side of steel sleeve pipe (1) is equipped with basic waterproofing membrane roll up (5), the lower extreme outer wall fixedly connected with no sand pipe (8) of foundation waterproofing membrane roll up (5), the periphery side connection underground earth of no sand pipe (8).
3. The plugging device for lowering the groundwater level of a deep well in a building engineering according to claim 2, wherein: the sand-free pipe is characterized by further comprising sand stone (9), wherein the sand stone (9) is filled in the sand-free pipe (8), and the sand stone (9) extends to the bottom end of the steel sleeve (1).
4. A deep well post-groundwater level lowering plugging device for construction projects according to claim 3, wherein: the lower end of the drainage conduit (14) extends to the inside of the sand stone (9), and the upper end of the drainage conduit (14) extends out of the ground cushion layer (17).
5. A deep well post-groundwater level lowering plugging device for construction projects according to claim 3, wherein: still contain concrete foundation slab (3), waterproof protection layer (6) and foundation mat layer (7), the upper end of no sand pipe (8) is equipped with foundation mat layer (7), waterproof protection layer (6) have been laid to the upper end of foundation mat layer (7), the upper end of waterproof protection layer (6) is located the periphery side packing of steel bushing (1) and has concrete foundation slab (3), hydrofoil ring (4) extend to the inside of concrete foundation slab (3).
6. The plugging device for lowering the groundwater level of a deep well in a building engineering according to claim 5, wherein: the steel sleeve is characterized by further comprising cement (11), a welding port (13) and C40 micro-expansion impervious concrete (15), wherein the C40 micro-expansion impervious concrete (15) is poured around the ball valve (2), the cement (11) is filled at the lower end of the first steel plate (12) in the steel sleeve (1), and the welding port (13) is arranged between the first steel plate (12) and the steel sleeve (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321937464.6U CN220598488U (en) | 2023-07-22 | 2023-07-22 | Plugging device for deep well of building engineering after lowering underground water level |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321937464.6U CN220598488U (en) | 2023-07-22 | 2023-07-22 | Plugging device for deep well of building engineering after lowering underground water level |
Publications (1)
Publication Number | Publication Date |
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CN220598488U true CN220598488U (en) | 2024-03-15 |
Family
ID=90179382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321937464.6U Active CN220598488U (en) | 2023-07-22 | 2023-07-22 | Plugging device for deep well of building engineering after lowering underground water level |
Country Status (1)
Country | Link |
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CN (1) | CN220598488U (en) |
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2023
- 2023-07-22 CN CN202321937464.6U patent/CN220598488U/en active Active
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