CN211172036U

CN211172036U - Drainage ditch for preventing silt from blocking in foundation pit

Info

Publication number: CN211172036U
Application number: CN201920996517.9U
Authority: CN
Inventors: 夏玉州; 杨周宏; 来攀拓; 赵剑; 李普; 简戍; 胡谦; 付乐; 王启超; 潘长河; 钱满足
Original assignee: China State Construction Xinjiang Construction Engineering Group Co ltd
Current assignee: China State Construction Xinjiang Construction Engineering Group Co ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-08-04
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a drainage ditch for preventing silt blockage in a foundation pit, which comprises a foundation pit wall, wherein a drainage ditch is arranged in the foundation pit at one side of the foundation pit wall, a concrete layer is coated on the surface of the drainage ditch, a waterproof pad is laid on the surface of the concrete layer, a filter stone layer A is laid on the top end of the waterproof pad, a filter pipe is buried in the filter stone layer A, a filter stone layer B is laid at the top end of the filter stone layer A, the output end of the filter pipe is fixedly connected with the input end of a water collecting well, a submersible pump is installed in the water collecting well, a supporting pile root reinforcing steel bar net piece spray protection is fixedly arranged at the bottom end of one side of the foundation pit wall, a plurality of supporting piles which are arranged at equal intervals are buried in the foundation pit wall, the drainage ditch for preventing silt blockage in the foundation pit adopts a filtering type drainage ditch, and the drainage technology of the submersible pump is combined, thereby effectively ensuring that the drainage ditch, and the technology does not need to be cleaned regularly, and has the advantages of simple and convenient construction operation and reduction of construction period.

Description

Drainage ditch for preventing silt from blocking in foundation pit

Technical Field

The utility model relates to a escape canal, in particular to escape canal that is used for preventing silt jam in foundation ditch belongs to foundation ditch drainage technology field.

Background

In the high-rise residential construction process, the foundation ditch is general for digging greatly, for the effectual drainage problem of handling foundation ditch slope infiltration and rainy period, the periphery of foundation ditch bottom sets up the open drain of drainage, but the open drain of drainage easily causes silt deposit, blocks up the escape canal, needs regularly to clear up silt, takes a lot of work and time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a escape canal for preventing silt jam in foundation ditch to solve the open drain that provides in the above-mentioned background art and easily cause the sediment deposit, block up the problem in escape canal.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a escape canal for preventing silt from blockking up in foundation ditch, includes the foundation ditch wall, the escape canal has been seted up in the foundation ditch of foundation ditch wall one side, concrete layer has been paintd on the surface in escape canal, waterproof pad has been laid on concrete layer's surface, stone filter layer A has been laid on waterproof pad's top, the chimney filter has been buried underground to stone filter layer A's inside, stone filter layer B has been laid on stone filter layer A's top, the output of chimney filter and the input fixed connection of sump pit, the internally mounted of sump pit has the immersible pump.

As a preferred technical scheme of the utility model, the bottom mounting of foundation ditch wall one side is equipped with a fender pile root reinforcing bar net piece and spouts and protect, the fender pile that a plurality of equidistant arrange has been buried underground to the inside of foundation ditch wall.

As a preferred technical scheme of the utility model, the fixed support column that is equipped with a plurality of equidistant arranging in top in escape canal, the top of support column is equipped with the detachable filter, a plurality of post hole has been seted up on the surface of the frame of filter avris, the post hole with post hole block connects, a plurality of filtration pore that the size is even has been seted up on the surface of filter.

As a preferred technical scheme of the utility model, the size that escape canal slot excavation is wide & ltx & gt 500mm, sump pit excavation size 1200mm & ltx & gt 1100mm (length & ltx & gt width & ltx & gt).

As a preferred technical scheme of the utility model, waterproof pad includes the asbestos layer, the both sides on asbestos layer are all fixed and are equipped with the waterproof membrane, the through-hole of waterproof pad avris with the support column alternates to be connected.

As an optimized technical scheme of the utility model, the cross-section semicircular in shape of chimney filter, the surperficial interval 100mm of chimney filter has seted up the diameter and has been the filtration pore of phi 12 mm.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a escape canal that is used for preventing silt in foundation ditch to block up, the foundation ditch adopts the escape canal of filtration formula, combines the construction technology of immersible pump drainage, has guaranteed effectively that the escape canal is not blockked up by silt to do not need the periodic cleaning, this technique has characteristics such as construction operation is simple and convenient, reduction time limit for a project, saving cost, and social is showing, is worth promoting.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the waterproof pad of the present invention;

fig. 3 is a schematic top view of the filter plate according to the present invention.

In the figure: 1. a foundation pit wall; 2. a drainage ditch; 3. a concrete layer; 4. a waterproof pad; 5. a filter stone layer A; 6. a filter tube; 7. a filter stone layer B; 8. a submersible pump; 9. spraying and protecting a reinforcing mesh at the root of the supporting pile; 10. a filter plate; 11. a support pillar; 12. an asbestos layer; 13. a water-resistant film; 14. a frame; 15. and (4) column holes.

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.

Please refer to fig. 1-3, the utility model provides a escape canal for preventing silt jam in foundation ditch, including foundation pit wall 1, escape canal 2 has been seted up in the foundation ditch of foundation pit wall 1 one side, concrete layer 3 has been smeared on the surface of escape canal 2, waterproof pad 4 has been laid on concrete layer 3's surface, stone filter layer A5 has been laid on the top of waterproof pad 4, filter tube 6 has been buried underground to the inside of stone filter layer A5, stone filter layer B7 has been laid on the top of stone filter layer A5, the output of filter tube 6 and the input fixed connection of sump pit, the internally mounted of sump pit has immersible pump 8.

Preferably, the bottom of one side of the foundation pit wall 1 is fixedly provided with a supporting pile root reinforcing mesh spraying protection 9, and a plurality of supporting piles which are arranged at equal intervals are embedded in the foundation pit wall 1 to play a role in protection.

Preferably, the fixed support column 11 that is equipped with a plurality of equidistant arranging in top in escape canal 2, the top of support column 11 is equipped with detachable filter 10, a plurality of post hole 15 has been seted up on the surface of the frame 14 of filter 10 avris, post hole 15 is connected with the 15 blocks of post hole, the even filtration pore of a plurality of size has been seted up on the surface of filter 10, filter 10 plays the effect of sheltering from big gravel, support column 11 plays the supporting role to filter 10.

Preferably, the drainage ditch 2 has a trench cut width of 400mm by 500mm and a sump cut size of 1200mm by 1100mm (length by width by depth), which facilitates drainage.

Preferably, waterproof pad 4 includes asbestos layer 12, and asbestos layer 12's both sides are all fixed and are equipped with waterproof membrane 13, and the through-hole and the support column 11 interlude of waterproof pad 4 avris are connected, and water-proof effects is good, prevents that rivers from oozing down.

Preferably, the cross section of the filter tube 6 is semicircular, filter holes with the diameter of phi 12mm are formed in the surface of the filter tube 6 at the interval of 100mm, and the filter effect is good.

When the utility model is used, the utility model relates to a drainage ditch for preventing silt jam in foundation ditch, the construction is prepared, excavate drainage ditch 2 and water collection well, concreting, lay filter stone layer A5, installation filter tube 6, lay filter stone layer B7, install immersible pump 8 in the water collection well, rivers pass through the filtration of filter 10 after, filter water through filter stone layer A5 and filter stone layer B7 laid, the influence of silt to drainage ditch 2 has greatly been reduced, current foundation ditch adopts filtration drainage ditch 2, combine immersible pump 8 construction technology of drainage, guaranteed effectively that drainage ditch 2 is not blockked up by silt, and do not need regularly to clear up, immersible pump 8 passes through external switch and external power supply electric connection, compare traditional open drain, reduce the time limit for a project, save cost 30%, good economic and social benefit have, after the engineering finishes, pour drainage ditch 2 through waterproof pad 4 with filter stone layer A5 and filter stone layer B7 simultaneously, is convenient for repeated use and is relatively environment-friendly.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 escape canal for preventing silt from blockking up in foundation ditch, includes foundation ditch wall (1), its characterized in that, escape canal (2) have been seted up in the foundation ditch of foundation ditch wall (1) one side, concrete layer (3) have been paintd on the surface of escape canal (2), waterproof pad (4) have been laid on the surface of concrete layer (3), stone filter layer A (5) have been laid on the top of waterproof pad (4), the inside of stone filter layer A (5) has been buried filter tube (6) underground, stone filter layer B (7) have been laid on the top of stone filter layer A (5), the output of filter tube (6) and the input fixed connection of sump pit, the internally mounted of sump pit has immersible pump (8).

2. The drain ditch for preventing silt blockage in a foundation pit according to claim 1, wherein: the bottom end of one side of the foundation pit wall (1) is fixedly provided with a supporting pile root reinforcing mesh spraying protection device (9), and a plurality of supporting piles which are distributed at equal intervals are buried in the foundation pit wall (1).

3. The drain ditch for preventing silt blockage in a foundation pit according to claim 1, wherein: the fixed support column (11) that are equipped with a plurality of equidistant arranging in top of escape canal (2), the top of support column (11) is equipped with detachable filter (10), a plurality of post hole (15) have been seted up on the surface of frame (14) of filter (10) avris, post hole (15) with post hole (15) block is connected, the even filtration pore of a plurality of size has been seted up on the surface of filter (10).

4. The drain ditch for preventing silt blockage in a foundation pit according to claim 1, wherein: the width of the groove excavation of the drainage ditch (2) is 400mm by 500mm, and the length of the groove excavation of the water collecting well is 1200mm by 1100 mm.

5. A drainage ditch for preventing silt blockage in a foundation pit according to claim 3, wherein: waterproof pad (4) include asbestos layer (12), the both sides of asbestos layer (12) are all fixed and are equipped with waterproof membrane (13), the through-hole of waterproof pad (4) avris with support column (11) alternate the connection.

6. The drain ditch for preventing silt blockage in a foundation pit according to claim 1, wherein: the cross section of the filter tube (6) is semicircular, and filter holes with the diameter of phi 12mm are formed in the surface of the filter tube (6) at the interval of 100 mm.