CN211472776U

CN211472776U - Drainage structure of soft soil foundation

Info

Publication number: CN211472776U
Application number: CN201921858342.1U
Authority: CN
Inventors: 方明; 唐润佳; 宁志强; 周子铭; 钟文
Original assignee: China Construction Fifth Bureau Third Construction Co Ltd
Current assignee: China Construction Fifth Bureau Third Construction Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-09-11
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a drainage structures of weak soil foundation, its structure includes central water pipe, geotechnological cloth, aqueduct, drain pipe, sand cushion layer, weak soil foundation, filter equipment, stone filter, tube socket, the drain pipe is established inside the sand cushion layer, the drain pipe runs through to insert inside being connected with the weak soil foundation of sand cushion layer, the drain pipe lower extreme links to each other with the aqueduct, the utility model discloses carry the drain pipe with ponding on the sand cushion layer in, then pass through the water inlet with water through the aqueduct and carry inside the water purifier, filter silt in with the water source through the water purifier, prevent that the inside impurity of water from making the pipe blockage, improve the efficiency that the water cycle was handled.

Description

Drainage structure of soft soil foundation

Technical Field

The utility model relates to a drainage structure of weak soil foundation.

Background

The drainage is one of the important measures of manually controlling the flow direction of water, manually draining water, removing and treating excessive water and ensuring high and stable yield of crops.

The prior art discloses the application numbers as follows: 201621043384.6, which comprises a water collecting planting belt 1, a geotextile 2, a gravel layer 3, a drainage tube 4, a gravel layer 5 and a soil body 6; the water collecting planting belt 1 is positioned above the drainage structure; the geotextile 2 encloses the gravel layer 3 and the gravel layer 5 into a whole; the drainage tube 4 is positioned at the middle position of the interface of the gravel layer 3 and the crushed stone layer 5, which is close to the gravel layer 3; the soil body 6 surrounds the geotechnical cloth 2 on three sides, so that the problem of urban drainage can be solved, and the pursuit of people in urban life for the green environment can be met. But the disadvantage is that when the drainage structure is used, the internal pipeline can block the pipeline due to impurities, and the normal drainage efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough the utility model provides a prevent that drainage structures inside pipeline from blockking up, guarantee drainage efficiency's weak soil foundation's drainage structures.

The purpose of the utility model is realized by adopting the following technical scheme:

a drainage structure of a soft soil foundation comprises a central water pipe 1, geotextile 2, a water guide pipe 3, a drain pipe 4, a sand cushion layer 5, a soft soil foundation 6, a filtering device 7, a stone filter layer 8 and a pipe seat 9,

sand bed course 5 is laid in the top of

soft soil foundation

6, 6 below soft soil foundation are equipped with many aqueducts 3, many drain pipe 4 inserts from sand bed course 5 and is connected with aqueduct 3 of 6 below of soft soil foundation, even as an organic whole with aqueduct 3, sand bed course 5, soft soil foundation 6, drain pipe 4 upper end water inlet and 5 upper end parallel and level of sand bed course, 3 below supports on stone filter 8 of aqueduct, 8 below of stone filter are equipped with the tube socket 9 that is used for supporting central water pipe 1, central water pipe 1 sets up in stone filter 8, supports on tube socket 9, two outsides of stone filter 8 are equipped with geotechnological cloth 2 parcel, the delivery port of aqueduct 3 communicates with each other with central water pipe 1 through filter equipment 7.

Further, the filter device 7 comprises a cover 701, a water filter 702, a water inlet 703, a water outlet 707, a sealing layer 704, a positioning groove 705 and a locking member 706, the positioning groove 705 is positioned and arranged above the central water pipe 1, the sealing cover 701 is assembled above the positioning groove 705 and is in sealing connection with the positioning groove 705, after the sealing cover 701 and the positioning groove 705 are assembled, one end forms a water inlet 703, the other end forms a water outlet 707, a mounting hole for mounting the water filter 702 is formed between the water inlet 703 and the water outlet 707 in the positioning groove 705, after the water filter 702 is installed in the installation hole, the water inlet 703 is communicated with the water outlet 707 through the water filter 702, the water inlet 703 of the filtering device 7 is communicated with the water outlet of the aqueduct 3, the water outlet of the filtering device 7 is communicated with the central water pipe 1, the bottom of mounting hole is equipped with the access hole, install the closing cap 701 of sealed access hole through retaining member 706 on the access hole.

Further, a sealing layer 704 is disposed on the inner side of the water inlet 703, and the water conduit 3 is inserted into the water inlet 703 and hermetically connected to the water inlet 703 through the sealing layer 704.

Further, the water guide pipe 3 is vertically connected with the water discharge pipe 4.

Further, the thickness of the sand cushion layer 5 is larger than that of the soft soil foundation 6.

By adopting the structure, accumulated water on the sand cushion layer 5 is conveyed to the drain pipe 4, then water is conveyed to the inside of the water filter 702 through the water inlet 703 through the water guide pipe 3, silt in a water source is filtered through the water filter 702, the pipeline is prevented from being blocked by impurities in the water, and the water circulation treatment efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the filtering device of the present invention.

The reference numbers in the figures illustrate: 1. the water purifier comprises a central water pipe, 2, geotextile, 3, a water guide pipe, 4, a water discharge pipe, 5, a sand cushion layer, 6, a soft soil foundation, 7, a filtering device, 701, a sealing cover, 702, a water filter, 703, an inlet and an outlet, 704, a sealing layer, 705, a positioning groove, 706, a locking piece, 8, a stone filtering layer, 9 and a pipe seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a drainage structure of a soft soil foundation includes a central water pipe 1, a geotextile 2, a water conduit 3, a drain pipe 4, a sand cushion 5, a soft soil foundation 6, a filter 7, a stone filter 8, and a pipe seat 9, wherein the drain pipe 4 is arranged inside the sand cushion 5, the drain pipe 4 is inserted into the sand cushion 5 to be connected with the soft soil foundation 6, the lower end of the drain pipe 4 is connected with the water conduit 3 arranged below the soft soil foundation 6, the sand cushion 5 and the soft soil foundation 6 are closely overlapped together, the thickness of the sand cushion 5 is greater than that of the soft soil foundation 6, the water conduit 3, the sand cushion 5, and the soft soil foundation 6 are arranged on the same module, the drain pipe 4 connects the water conduit 3, the sand cushion 5, and the foundation 6 into a whole, the water conduit 3 is arranged perpendicular to the drain pipe 4, the filter 7 is arranged on the middle position of the water conduit 3, the water guide pipe 3 is communicated with the central water pipe 1 through a filtering device 7, the central water pipe 1 is embedded in the middle of the stone filtering layer 8 and is supported on the pipe seat 9, the geotextile 2 is arranged on the left side and the right side outside the stone filtering layer 8, two sides of the stone filtering layer 8 are isolated from the outside through the geotextile 2, and the filtering device 7 is matched and connected with the stone filtering layer 8; the filter device 7 comprises a sealing cover 701, a water filter 702, a water inlet 703, a water outlet 707, a sealing layer 704, a positioning groove 705 and a locking member 706, the positioning groove 705 is positioned and installed above the central water pipe 1, the sealing cover 701 is assembled above the positioning groove 705 and is hermetically connected with the positioning groove 705, one end of the sealing cover 701 and the positioning groove 705 are assembled to form the water inlet 703, the other end of the sealing cover is formed to form the water outlet 707, an installation hole for installing the water filter 702 is arranged between the water inlet 703 and the water outlet 707 in the positioning groove 705, after the water filter 702 is installed in the installation hole, the water inlet 703 and the water outlet 707 are communicated through the water filter 702, the water inlet 703 of the filter device 7 is communicated with the water outlet of the water guide pipe 3, the water outlet of the filter device 7 is communicated with the central water pipe 1, the bottom of the installation hole is provided with an, the locking member 706 is self-locked by the friction force between the nut and the bolt, and other anti-loosening measures can be taken on the basis to ensure the locking reliability of the nut.

When using, at first carry the drain pipe 4 with ponding on the sand cushion layer 5 in, then through inside water pipe 3 carries water purifier 702 through water inlet 703, handles the water source through water purifier 702, filters the inside impurity of water, prevents that the inside impurity of water from making the pipe blockage, improves the efficiency that the hydrologic cycle was handled, when needing to overhaul, open the manhole through closing cap 701 and overhaul water purifier 702 can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drainage structures of soft soil foundation which characterized in that: comprises a central water pipe (1), geotextile (2), a water guide pipe (3), a drain pipe (4), a sand cushion layer (5), a soft soil foundation (6), a filtering device (7), a stone filter layer (8) and a pipe seat (9),

the sand cushion layer (5) is laid above the soft soil foundation (6), a plurality of water guide pipes (3) are arranged below the soft soil foundation (6), a plurality of drain pipes (4) are inserted from the sand cushion layer (5) and connected with the water guide pipes (3) below the soft soil foundation (6) to connect the water guide pipes (3), the sand cushion layer (5) and the soft soil foundation (6) into a whole, the water inlet at the upper end of the drain pipe (4) is flush with the upper end of the sand cushion layer (5), the lower part of the water guide pipe (3) is supported on a stone filter layer (8), a pipe seat (9) for supporting the central water pipe (1) is arranged below the stone filter layer (8), the central water pipe (1) is arranged in the stone filter layer (8) and supported on the pipe seat (9), geotechnical cloth (2) wraps the two outer sides of the stone filter layer (8), and a water outlet of the water guide pipe (3) is communicated with the central water pipe (1) through a filtering device (7).

2. A drainage structure for soft soil foundations as claimed in claim 1, wherein: the filter device (7) comprises a sealing cover (701), a water filter (702), a water inlet (703), a water outlet (707), a sealing layer (704), a positioning groove (705) and a locking member (706), the positioning groove (705) is positioned and installed above the central water pipe (1), the sealing cover (701) is assembled above the positioning groove (705) and is hermetically connected with the positioning groove (705), the sealing cover (701) and the positioning groove (705) are assembled to form the water inlet (703) at one end, the water outlet (707) is formed at the other end, a mounting hole for mounting the water filter (702) is formed between the water inlet (703) and the water outlet (707) in the positioning groove (705), after the water filter (702) is mounted in the mounting hole, the water inlet (703) and the water outlet (707) are communicated through the water filter (702), the water inlet (703) of the filter device (7) is communicated with the water outlet of the water guide pipe (3, the delivery port and the central water pipe (1) intercommunication of filter equipment (7), the bottom of mounting hole is equipped with the inspection hole, install closing cap (701) of sealed inspection hole through retaining member (706) on the inspection hole.

3. A drainage structure for soft soil foundations as claimed in claim 2, wherein: the inner side of the water inlet (703) is provided with a sealing layer (704), and the water guide pipe (3) is inserted in the water inlet (703) and is hermetically connected with the water inlet (703) through the sealing layer (704).

4. A drainage structure for soft soil foundations as claimed in claim 1, wherein: the water guide pipe (3) is vertically connected with the water discharge pipe (4).

5. A drainage structure for soft soil foundations as claimed in claim 1, wherein: the thickness of the sand cushion layer (5) is larger than that of the soft soil foundation (6).