CN220132951U

CN220132951U - Basement dewatering seepage-proofing leakage killing well

Info

Publication number: CN220132951U
Application number: CN202321630858.7U
Authority: CN
Inventors: 赵兴坤; 刘涛; 高长玲; 赵泽明; 付增龙; 罗亮
Original assignee: Wuye Group Decoration Engineering Co ltd
Current assignee: Wuye Group Decoration Engineering Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-12-05
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a basement dewatering anti-seepage leakage well which comprises an earthwork foundation pit (1), a water guide pipe (2) and a filter layer, wherein the earthwork foundation pit (1) is provided with the filter layer, the water guide pipe (2) is arranged in the filter layer, the water guide pipe (2) is connected with a water suction pump in a water collecting well (3), and the earthwork foundation pit (1) is positioned at the lower part or the side surface of the water collecting well (3). The underground water below the basement raft foundation can be led into the water collecting well through the pressure relief well, and the basement is discharged through the water suction pump matched with the water suction pipe network, so that the water pressure of the underground water to the basement raft is reduced, the leakage risk of the basement is reduced, and the damage of the underground water to the basement structure is reduced.

Description

Basement dewatering seepage-proofing leakage killing well

Technical Field

The utility model relates to the technical field of basement water seepage treatment, in particular to a basement precipitation seepage-proofing leakage-proofing well killing.

Background

In old cells and newly built cells in some years, because groundwater is too large, water buoyancy causes different degrees of floating damage to the raft and the side wall of the basement and causes leakage and cracking of the raft of the basement, and raft foundation and shear wall of the basement cause different degrees of damage. Particularly, some basement areas with relatively large single-point seepage amount are provided, because the corresponding local massive seepage causes the basement raft to also generate seepage. How to reduce the pressure of the underground water, reduce the influence of the underground water on the building structure, avoid the risk or problem of basement water seepage, and become the problem to be solved urgently.

Disclosure of Invention

The utility model provides a basement dewatering anti-seepage leakage well which aims to guide groundwater below a basement raft foundation into a water collecting well through the well, and the basement is discharged through a water suction pump matched with a water suction pipe network, so that the water pressure of the groundwater on the basement raft is reduced, the leakage risk of the basement is reduced, and the damage of the groundwater to a basement structure is reduced.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a basement precipitation prevention of seepage leakage kill-well, includes earthwork foundation ditch, water guide pipe and filter layer, the earthwork foundation ditch is provided with the filter layer, be provided with the water guide pipe in the filter layer, the suction pump in the water guide pipe connection water collecting well, the earthwork foundation ditch is located the lower part or the side of water collecting well.

Optionally or preferably, the filter layer comprises a gravel filter layer and a pebble filter layer, the gravel filter layer is stacked along the inner wall of the earthwork foundation pit, the pebble filter layer is positioned at the center of the earthwork foundation pit, and the pebble filter layer surrounds the gravel filter layer.

Optionally or preferably, the outside of the crushed stone filter layer is also provided with filtering geotextile.

Optionally or preferably, a concrete layer is arranged between the earth foundation pit and the water collecting well, and a through-length slurry-separating layer is arranged between the concrete layer and the earth foundation pit.

Optionally or preferably, the water guide pipe is arranged in the pebble filter layer, and holes are formed in a part of the pipe body of the water guide pipe, which is positioned in the pebble filter layer.

Optionally or preferably, the pit wall of the earthwork foundation pit is a concrete pipe, and a plurality of holes are formed in the concrete pipe.

Based on the technical scheme, the following technical effects can be produced:

1. the utility model arranges a plurality of filter layers (filter geotechnical cloth, gravel filter layer and pebble filter layer) in the pressure relief well, thereby avoiding that soil enters the water guide pipe to cause the blockage of the water guide pipe and the drainage effect can not be achieved;

2. according to the utility model, the pressure relief well is sealed through the concrete layer, so that the phenomenon that drainage of the water collection well is not smooth due to excessively large infiltration of underground water into the water collection well is avoided, and the through-length slurry isolation layer is also arranged to isolate concrete slurry generated by the water collection well wall in the process of pouring reinforced concrete, so that the concrete slurry is prevented from infiltrating into pebbles of the pressure relief well and a broken stone water filtering layer to block a drainage pipe;

3. the basement dewatering anti-seepage leakage well provided by the utility model can effectively guide the groundwater into the water collecting pit, and the groundwater is discharged out of the basement through the water suction pump arranged in the water collecting pit and the water pumping pipe network, so that the water pressure and the water buoyancy of the groundwater are reduced, the damage to the raft structure of the basement is reduced, the leakage risk of the basement is reduced or avoided, the leakage of the raft of the basement caused by the too large water pressure of the groundwater is avoided, and the great loss of the original raft structure plate dismantling and reconstruction is avoided.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model (the pressure relief well is located below the water collection well);

fig. 2 is a schematic view of the structure of the present utility model (the pressure relief well is located on the side of the water collection well).

In the figure, a 1-earthwork foundation pit, a 2-water guide pipe, a 3-water collecting well, a 4-crushed stone filter layer, a 5-pebble filter layer and a 6-concrete pipe.

Description of the embodiments

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

As shown in fig. 1-2, the basement precipitation seepage-proofing leakage-proofing kill well comprises an earthwork foundation pit 1, a water guide pipe 2 and a filter layer, wherein the earthwork foundation pit 1 is provided with the filter layer, the water guide pipe 2 is arranged in the filter layer, the water guide pipe 2 is connected with a water suction pump in a water collecting well 3, and the earthwork foundation pit 1 is positioned at the lower part or the side surface of the water collecting well 3.

According to one embodiment of the utility model, the filter layer comprises a gravel filter layer 4 and a pebble filter layer 5, the gravel filter layer 4 is stacked along the inner wall of the earthwork foundation pit 1, the pebble filter layer 5 is positioned at the center of the earthwork foundation pit 1, the pebble filter layer 5 surrounds the gravel filter layer 4, the pebble filter layer 5 carries out secondary filtration on groundwater filtered from the gravel filter layer 4, a water guide pipe 2 is inserted in the middle of the pebble filter layer, and the water guide pipe 2 pumps the groundwater after the pebble filter layer 5 is filtered into a water pump to be discharged out of the basement.

According to an embodiment of the utility model, the filter geotextile is further arranged outside the crushed stone filter layer 4 to primarily filter the underground water, so that the influence on the drainage effect caused by the fact that soil penetrates into crushed stone is avoided.

According to one embodiment of the utility model, a concrete layer is arranged between the earthwork foundation pit 1 and the water collecting well 3, a through-length slurry isolating layer 7 is arranged between the concrete layer and the earthwork foundation pit 1, concrete slurry generated by the wall of the water collecting well 3 in the process of pouring reinforced concrete is isolated, and the concrete slurry is prevented from seeping into pebbles of the pressure relief well and gravel water filtering layers to block the water guide pipe 2.

According to one embodiment of the utility model, the water guide pipe 2 is arranged in the pebble filter layer 5, and a part of the pipe body of the water guide pipe 2 positioned in the pebble filter layer 5 is provided with holes.

According to one embodiment of the present utility model, the pit wall of the earth foundation pit 1 is a concrete pipe 6, and the concrete pipe 6 is provided with a plurality of holes, and groundwater is introduced into the filter layer arranged in the earth foundation pit 1 through the holes.

According to the basement precipitation seepage-proofing leakage control well provided by the utility model, the underground water below the basement raft foundation can be led into the water collecting well through the structure, and the basement is discharged through the water suction pump matched with the water pumping pipe network, so that the water pressure of the underground water to the basement raft is reduced, the leakage risk of the basement is reduced, and the damage of the underground water to the basement structure is reduced. The pressure relief well is particularly suitable for the condition that single-point underground water is larger, and underground water can be effectively collected and discharged from a basement by utilizing equipment, so that the pressure and buoyancy of the underground water are reduced.

The present utility model has been described in detail with reference to the drawings and the embodiments, but the present utility model is not limited to the embodiments described above, and various changes can be made within the scope of those skilled in the art without departing from the spirit of the present utility model. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a basement precipitation prevention of seepage leakage kill-well, its characterized in that includes earth foundation ditch (1), aqueduct (2) and filter layer, earth foundation ditch (1) is provided with the filter layer, be provided with aqueduct (2) in the filter layer, the suction pump in sump pit (3) is connected to aqueduct (2), earth foundation ditch (1) are located the lower part or the side of sump pit (3).

2. Basement precipitation impervious leakage control well according to claim 1, characterized in that the filter layer comprises a gravel filter layer (4) and a pebble filter layer (5), the gravel filter layers (4) are stacked along the inner wall of the earth foundation pit (1), the pebble filter layer (5) is located in the center of the earth foundation pit (1), and the pebble filter layer (5) surrounds the gravel filter layer (4).

3. A basement precipitation impervious kill according to claim 2, characterized in that the outer part of the crushed stone filter layer (4) is also provided with a filtering geotextile.

4. Basement precipitation seepage-proofing well control according to claim 1, characterized in that a concrete layer is arranged between the earth foundation pit (1) and the water collecting well (3), and a through-length slurry-separating layer (7) is arranged between the concrete layer and the earth foundation pit (1).

5. A basement precipitation seepage-proofing kill according to claim 1, characterized in that the water conduit (2) is arranged in a pebble filter layer (5), and the part of the conduit body of the water conduit (2) in the pebble filter layer (5) is provided with holes.

6. The basement precipitation seepage-proofing and leakage-proofing kill-well according to claim 1, wherein the pit wall of the earth foundation pit (1) is a concrete pipe (6), and a plurality of holes are formed in the concrete pipe (6).