CN210712967U - Impervious anti structure that floats of basement - Google Patents

Impervious anti structure that floats of basement Download PDF

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Publication number
CN210712967U
CN210712967U CN201921304604.XU CN201921304604U CN210712967U CN 210712967 U CN210712967 U CN 210712967U CN 201921304604 U CN201921304604 U CN 201921304604U CN 210712967 U CN210712967 U CN 210712967U
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China
Prior art keywords
basement
indoor
outdoor
layer
water collecting
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CN201921304604.XU
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Chinese (zh)
Inventor
陆永强
訾勇
梁韦华
刘佳斌
李威
汤文伟
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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Abstract

The utility model relates to a basement is impervious anti floating structure, include: the counterweight structure is laid on the bottom plate of the basement and is attached to the inner surface of the outer wall of the basement; an indoor sump formed in the counterweight structure, wherein an indoor water pump is arranged in the indoor sump; an indoor water collecting channel buried in the counterweight structure for collecting underground water in the counterweight structure, wherein the indoor water collecting channel is communicated with the indoor water collecting pit; the outdoor water collecting pit is arranged on the outer surface of the outer wall of the basement, an opening communicated with the outdoor water collecting pit is formed in the top plate of the basement, and an outdoor water pump is arranged in the outdoor water collecting pit; and the outdoor water collecting channel is arranged around the outer wall of the basement and communicated with the outdoor water collecting pit. The utility model discloses backfill layer increases the quality of basement, strengthens the anti ability of floating of basement. An outdoor sump and an indoor sump are provided to drain groundwater from indoors and outdoors, respectively.

Description

Impervious anti structure that floats of basement
Technical Field
The utility model relates to a construction field indicates a impervious anti structure of floating of basement especially.
Background
A basement is a room in a building where the ground level of the room is lower than the ground level of the room and the height of the room is more than half of the height of the whole room. The waterproof layer of the basement is constructed on the surface of the outer wall of the basement, and the waterproof layer mainly plays a role in blocking and guiding static pressure water. The basement is soaked in underground water for a long time, the underground water around the basement has certain buoyancy effect on the basement, and the waterproof layer is easy to damage to cause leakage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide an impervious anti structure of floating of basement, groundwater around the basement has certain buoyancy effect and waterproof layer to the basement among the solution prior art and damages the problem that arouses the seepage easily.
The technical scheme for realizing the purpose is as follows:
the utility model provides an impervious anti structure of floating of basement, include:
the counterweight structure is laid on the bottom plate of the basement and is attached to the inner surface of the outer wall of the basement;
an indoor sump formed in the counterweight structure, wherein an indoor water pump is arranged in the indoor sump;
an indoor water collecting channel buried in the counterweight structure for collecting underground water in the counterweight structure, wherein the indoor water collecting channel is communicated with the indoor water collecting pit;
the outdoor sump is arranged on the outer surface of the basement outer wall, and an outdoor water pump is arranged in the outdoor sump; and
and the outdoor water collecting channel is arranged around the outer wall of the basement and communicated with the outdoor water collecting pit.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, the counter weight structure includes:
the backfill layer is arranged on the bottom plate of the basement;
the concrete cushion layer is arranged on the backfill layer; and
locate the surface course on the concrete cushion, leave between the roof of surface course and basement and be equipped with the interval.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, indoor catchment passageway includes:
the indoor sand cushion layer is arranged in the backfill layer;
the indoor gravel filtering layer is arranged on the indoor sand cushion layer;
the protective film is laid on the indoor gravel filter layer and is attached to the bottom surface of the concrete cushion layer; and
the slant bury underground in indoor rubble filter layer and interval division have the indoor blind pipe of through-hole, the tip of indoor blind pipe communicate in indoor sump pit, indoor blind pipe outer wall package has geotechnological cloth.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, outdoor catchment passageway includes:
the outdoor sand cushion layer is arranged in the bottom of the foundation pit and is positioned on the outer surface of the outer wall of the basement;
the outdoor gravel filtering layer is arranged on the indoor sand cushion layer;
the outdoor backfill layer is arranged on the outdoor gravel filtering layer and is flush with the top plate of the basement;
the geotextile membrane is clamped between the outdoor gravel filtering layer and the outdoor backfill layer; and
the outdoor blind pipe is obliquely embedded in the outdoor gravel filtering layer and provided with through holes at intervals, and the end part of the outdoor blind pipe is communicated with the outdoor water collecting pit.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, the backfill layer is mountain skin stone backfill layer.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, outdoor sump pit upper cover is equipped with the apron.
The utility model discloses impervious anti structure of floating of basement further improves and lies in, the surface of basement outer wall is equipped with vertical locating staircase in the outdoor sump pit.
The utility model discloses impervious anti beneficial effect who floats structure of basement: the utility model discloses impervious anti-floating structure of basement increases the quality of basement through the backfill layer, strengthens the anti ability of floating of basement. The underground water collecting pit is arranged on the bottom plate of the basement, and the indoor water collecting channel communicated with the backfill layer is arranged, so that underground water permeating into the backfill layer is collected, and the backfill layer is prevented from being damaged. The underground water outside the basement is drained through the outdoor water collecting pit arranged on the outer wall of the basement, and the underground water is drained from the indoor space and the outdoor space respectively, so that the problem that the basement bottom plate is raised and the underground water leaks to the basement bottom plate easily due to the fact that the underground water around the basement has certain buoyancy effect on the basement is solved.
Drawings
Figure 1 is the utility model discloses the impervious anti structural sketch of floating structure of basement.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view taken along the line a-a of fig. 2.
Fig. 4 is a sectional view taken along the direction B-B of fig. 2.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1, the schematic structural diagram of the anti-seepage and anti-floating structure of the basement of the present invention is shown. Fig. 2 is a top view of fig. 1. Fig. 3 is a sectional view taken along the line a-a of fig. 2. Combine fig. 1 to fig. 3 to show, the utility model discloses impervious anti structure of floating of basement includes:
the counterweight structure 40 is laid on the bottom plate 10 of the basement, and the counterweight structure 40 is attached to the inner surface of the outer wall 11 of the basement;
an indoor sump 20 formed in the counterweight structure 40, wherein an indoor water pump 21 is arranged in the indoor sump 20;
an indoor water collecting channel 50 buried in the counterweight structure 40 for collecting groundwater in the counterweight structure 40, wherein the indoor water collecting channel 50 is communicated with the indoor sump 20;
the outdoor water collecting pit 60 is arranged on the outer surface of the basement outer wall 11, and an outdoor water pump 61 is arranged in the outdoor water collecting pit 60; and
and the outdoor water collecting channel 70 is arranged around the basement outer wall 11, and the outdoor water collecting channel 70 is communicated with the outdoor water collecting pit 60.
As a preferred embodiment of the utility model discloses impervious anti structure of floating of basement, counter weight structure 40 includes:
a backfill layer 41 laid on the bottom plate 10 of the basement;
a concrete pad 42 provided on the backfill layer 41; and
and a surface layer 43 arranged on the concrete cushion 42, wherein a space is reserved between the surface layer 43 and the top plate 30 of the basement.
In this embodiment, the backfill layer 41 is a mountain rock backfill layer. The backfill layer 41 is used for increasing the weight of the foundation counterweight and enhancing the anti-floating capability of the basement.
In the process of laying the backfill layer 41, a part of the backfill layer is left on the bottom plate and is not laid so as to form an indoor sump.
In the foundation construction, the bottommost layer in the underground chamber is generally an independent foundation or a raft foundation. The height of the backfill layer 41 requires the calculation of the counterweight considerations that need to be added based on groundwater buoyancy.
As a preferred embodiment of the utility model discloses impervious anti structure of floating of basement, indoor catchment passageway 50 includes:
an indoor sand cushion layer 51 provided in the backfill layer 41;
an indoor crushed stone filter layer 52 provided on the indoor sand bed 51;
a protective film laid on the indoor gravel filter layer 52 and attached to the bottom surface of the concrete cushion layer 42; and
the indoor blind pipe 53 which is obliquely embedded in the indoor gravel filtering layer 52 and is provided with through holes at intervals is arranged, the end part of the indoor blind pipe 53 is communicated with the indoor water collecting pit 20, and the outer wall of the indoor blind pipe 53 is wrapped with geotextile.
The construction method of the above structure will be specifically described below.
After the backfill layer 41 is backfilled to a certain elevation, paving an indoor sand cushion layer 51 on the backfill layer 41 within a certain range; then an indoor gravel filter layer 52 is laid above the indoor sand cushion 51; in the process of constructing the indoor gravel filter layer 52, the indoor blind pipe 53 is buried in the indoor gravel filter layer 52, so that the underground water leaked to the backfill layer 41 through the bottom plate 10 of the basement is filtered by the indoor gravel filter layer 52 and then collected in the indoor blind pipe 53, and the indoor blind pipe 53 is prevented from being blocked. The end of the indoor blind pipe 53 communicates to the indoor sump 20. The water collected by the indoor sump 20 is discharged to the outside of the room through a water pump. A protective film is laid on the indoor gravel filter layer 52, and the indoor gravel filter layer 52 is covered with plastic to achieve moisture resistance. A concrete pad 42 is then applied over the protective film.
Furthermore, a drainage ditch 54 communicated with the indoor water collection pit 20 is further arranged in the counterweight structure 40, an opening is formed in the top of the drainage ditch 54, and a cover plate is covered on the opening. The ground water permeated into the floor is collected by the drainage ditch 54.
As a preferred embodiment of the anti-seepage and anti-floating structure of the basement of the present invention, refer to fig. 4, which is a sectional view taken along the direction B-B of fig. 2. As shown in fig. 1 to 4, the outdoor water collecting channel 70 includes:
the outdoor sand cushion layer 71 is arranged in the bottom of the foundation pit and positioned on the outer surface of the basement outer wall 11;
an outdoor gravel filter layer 72 provided on the indoor sand bed 71;
an outdoor backfill layer 73 which is arranged on the outdoor gravel filtering layer 72 and is flush with the top plate 30 of the basement;
a geotextile membrane sandwiched between the outdoor gravel filter layer 72 and the outdoor backfill layer 73; and
and an outdoor blind pipe 74 which is obliquely embedded in the outdoor gravel filtering layer 72 and is provided with through holes at intervals, wherein the end part of the outdoor blind pipe 74 is communicated with the outdoor water collecting pit 60.
The following is a detailed description of the outdoor construction method.
In this embodiment, after the basement structure is constructed, the waterproof layer and the protective layer of the outer wall 11 of the basement are constructed. Then, plain soil is backfilled between the outer surface of the inner and outer walls 11 of the foundation pit and the inner wall of the foundation pit to a certain elevation, and the plain soil is layered and compacted to form a lower plain soil layer 75. An outdoor sand mat 71 is then laid on the lower plain soil layer 75.
In the present embodiment, the outdoor gravel filter layer 72 includes two layers, and gravel having a diameter of 40 to 50mm is first laid on the lower layer, and then gravel having a diameter of 10 to 20mm is laid thereon to form the outdoor gravel filter layer 72. Adopt two-layer different diameter's rubble can play the effect of filtering the debris of equidimension. Subsequently, the outdoor backfill layer 73 is formed by backfilling the element body on the outdoor crushed stone filtering layer 72. The outdoor backfill 73 is at the same height as the ceiling of the basement.
As a preferred embodiment of the anti-seepage anti-floating structure of the basement, the cover of the outdoor water collecting pit 60 is provided with the cover plate 61, and the cover plate 61 plays a role in filtering sundries.
The outer surface of the basement outer wall 11 is provided with a vertical staircase 12 arranged in the outdoor sump pit, so that the basement outer wall can conveniently enter the outdoor sump pit and conveniently move an outdoor water pump.
The utility model discloses impervious anti structure of floating of basement's beneficial effect does:
the utility model discloses impervious anti-floating structure of basement increases the quality of basement through the backfill layer, strengthens the anti ability of floating of basement. The underground water collecting pit is arranged on the bottom plate of the basement, and the indoor water collecting channel communicated with the backfill layer is arranged, so that underground water permeating into the backfill layer is collected, and the backfill layer is prevented from being damaged. The underground water outside the basement is drained through the outdoor water collecting pit arranged on the outer wall of the basement, and the underground water is drained from the indoor space and the outdoor space respectively, so that the problem that the basement bottom plate is raised and the underground water leaks to the basement bottom plate easily due to the fact that the underground water around the basement has certain buoyancy effect on the basement is solved.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims (7)

1. The utility model provides a basement is impervious to resist and floats structure which characterized in that includes:
the counterweight structure is laid on the bottom plate of the basement and is attached to the inner surface of the outer wall of the basement;
an indoor sump formed in the counterweight structure, wherein an indoor water pump is arranged in the indoor sump;
an indoor water collecting channel buried in the counterweight structure for collecting underground water in the counterweight structure, wherein the indoor water collecting channel is communicated with the indoor water collecting pit;
the outdoor sump is arranged on the outer surface of the basement outer wall, and an outdoor water pump is arranged in the outdoor sump; and
and the outdoor water collecting channel is arranged around the outer wall of the basement and communicated with the outdoor water collecting pit.
2. The impervious anti-floating structure of basement of claim 1, wherein the weight structure comprises:
the backfill layer is arranged on the bottom plate of the basement;
the concrete cushion layer is arranged on the backfill layer; and
locate the surface course on the concrete cushion, leave between the roof of surface course and basement and be equipped with the interval.
3. The impervious anti-floating structure of the basement of claim 2, wherein the indoor water collecting channel comprises:
the indoor sand cushion layer is arranged in the backfill layer;
the indoor gravel filtering layer is arranged on the indoor sand cushion layer;
the protective film is laid on the indoor gravel filter layer and is attached to the bottom surface of the concrete cushion layer; and
the slant bury underground in indoor rubble filter layer and interval division have the indoor blind pipe of through-hole, the tip of indoor blind pipe communicate in indoor sump pit, indoor blind pipe outer wall package has geotechnological cloth.
4. The impervious anti-floating structure of the basement of claim 3, wherein the outdoor catchment channel comprises:
the outdoor sand cushion layer is arranged in the bottom of the foundation pit and is positioned on the outer surface of the basement outer wall;
the outdoor gravel filtering layer is arranged on the indoor sand cushion layer;
the outdoor backfill layer is arranged on the outdoor gravel filtering layer and is flush with the top plate of the basement;
the geotextile membrane is clamped between the outdoor gravel filtering layer and the outdoor backfill layer; and
the outdoor blind pipe is obliquely embedded in the outdoor gravel filtering layer and provided with through holes at intervals, and the end part of the outdoor blind pipe is communicated with the outdoor water collecting pit.
5. The impervious anti-floating structure of the basement of claim 2, wherein the backfill layer is a mountain rock backfill layer.
6. The impervious anti-floating structure of the basement of claim 1, wherein the cover plate is arranged on the upper cover of the outdoor water collecting pit.
7. The anti-seepage and anti-floating structure of the basement as claimed in claim 1, wherein the outer surface of the outer wall of the basement is provided with an escalator vertically arranged in the outdoor water collecting pit.
CN201921304604.XU 2019-08-13 2019-08-13 Impervious anti structure that floats of basement Active CN210712967U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921304604.XU CN210712967U (en) 2019-08-13 2019-08-13 Impervious anti structure that floats of basement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921304604.XU CN210712967U (en) 2019-08-13 2019-08-13 Impervious anti structure that floats of basement

Publications (1)

Publication Number Publication Date
CN210712967U true CN210712967U (en) 2020-06-09

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Application Number Title Priority Date Filing Date
CN201921304604.XU Active CN210712967U (en) 2019-08-13 2019-08-13 Impervious anti structure that floats of basement

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112663686A (en) * 2020-12-23 2021-04-16 上海康恒环境股份有限公司 Anti-floating measure device for garbage pit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112663686A (en) * 2020-12-23 2021-04-16 上海康恒环境股份有限公司 Anti-floating measure device for garbage pit

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