CN220620177U - Large-scale deep foundation pit engineering drainage system - Google Patents

Abstract

The utility model discloses a large deep foundation pit engineering drainage system which comprises a foundation pit, wherein a net drum is pre-buried at the bottom of the foundation pit, a suction pipe is arranged in the net drum, a cover plate is fixed on the outer surface of the suction pipe, a blocking strip is fixed on the lower surface of the cover plate, a supporting ring plate is fixed on the lower surface of the blocking strip, the suction pipe is fixed outside a suction port of the suction pump, reverse osmosis water in the foundation pit is filtered through the sinking net drum, a cover plate and the supporting ring plate are arranged at the top, a blocking strip is arranged between the cover plate and the supporting ring plate, water is fed from an outer side edge, and a large piece of sundries are blocked through the blocking strip, so that the filtering is facilitated, the sundries can be taken out from the upper end, and the cleaning is convenient.

Description

Large-scale deep foundation pit engineering drainage system

Technical Field

The utility model relates to the field of large-scale deep foundation pit engineering drainage systems, in particular to a large-scale deep foundation pit engineering drainage system.

Background

The deep foundation pit is a foundation pit with the excavation depth exceeding 5 meters, and a drainage system is required to be arranged in the foundation pit because waterway arrangement is usually arranged around the foundation pit and the foundation pit encounters overcast and rainy weather;

the CN 214695685U relates to a deep foundation pit drainage system, relates to the field of deep foundation pit drainage, and aims to solve the problem that constructors easily fall into a water accumulation groove from a water outlet when the deep foundation pit is drained, so that the safety of the deep foundation pit drainage system is lower;

in the above patent, submersible suction is adopted, a drainage filter assembly is arranged at the top of the submersible suction, sundries in a foundation pit are flushed by rainwater and enter the submersible suction, the drainage pipe is easy to be blocked by the sundries when water flow descends, and the sundries are inconvenient to clean.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a large deep foundation pit engineering drainage system, reverse osmosis water in a foundation pit is filtered through a sinking net drum, a cover plate and a supporting ring plate are arranged at the top, a blocking strip is arranged between the cover plate and the supporting ring plate, water is fed from an outer side seam, and large sundries are blocked through the blocking strip, so that the filtering is facilitated, the sundries can be taken out from the upper end, and the cleaning is convenient.

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

The utility model provides a large-scale deep foundation ditch engineering drainage system, includes the foundation ditch, the foundation ditch bottom is pre-buried to have a net section of thick bamboo, set up the suction tube in the net section of thick bamboo, suction tube external surface fixed apron, surface fixed has the barrier strip under the apron, the lower fixed surface of barrier strip has the support ring board, the suction tube is fixed outside the suction inlet of suction pump, filters the water of reverse osmosis in the foundation ditch through a sunken net section of thick bamboo, and the top sets up apron and support ring board, sets up the barrier strip between, advances water from outside side seam, blocks a large amount of debris through the barrier strip, is convenient for filter, and can take out debris from the upper end, and the clearance is convenient.

Further, the blocking strips are uniformly and densely arranged on the upper surface of the supporting ring plate.

Further, the inner side surface of the upper end of the net barrel is fixedly welded with a supporting block, and the supporting ring plate is supported on the upper surface of the supporting block.

Further, the net drum adopts a stainless steel net drum.

Furthermore, the blocking strip is made of stainless steel.

Further, the gap width between the cover plate and the side seam of the net drum is ten centimeters.

Further, the suction pump is a slurry pump.

Compared with the prior art, the utility model has the advantages that:

(1) The water reversely seeping in the foundation pit is filtered through the sinking net barrel, the cover plate and the supporting ring plate are arranged at the top, the blocking strip is arranged between the cover plate and the supporting ring plate, water is fed from the outer side edge, and large sundries are blocked through the blocking strip, so that the filtering is convenient, and the sundries can be taken out from the upper end, and the cleaning is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A;

FIG. 3 is a top view of the connection between the cover plate and the net drum according to the present utility model;

FIG. 4 is a top cross-sectional view of the attachment of the barrier strip to the support ring plate of the present utility model.

The reference numerals in the figures illustrate:

1 foundation pit, 2 net barrels, 3 suction pipes, 4 cover plates, 5 barrier strips, 6 support ring plates, 7 suction pumps and 8 support blocks.

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.

Example 1

Referring to fig. 1-4, a large deep foundation pit engineering drainage system comprises a foundation pit 1, a net drum 2 is pre-buried at the bottom of the foundation pit 1, a suction pipe 3 is arranged in the net drum 2, a cover plate 4 is fixed on the outer surface of the suction pipe 3, a blocking strip 5 is fixed on the lower surface of the cover plate 4, a supporting ring plate 6 is fixed on the lower surface of the blocking strip 5, the gap width between the cover plate 4 and the side seam of the net drum 2 is ten centimeters, the suction pipe 3 is fixed outside a suction port of a suction pump 7, the suction pump 7 is a slurry pump, the blocking strip 5 is uniformly and densely arranged on the upper surface of the supporting ring plate 6, when water in the foundation pit 1 enters, rainwater can enter from the side seam of the cover plate 4 and the net drum 2, the blocking strip 5 can block large sundries, the sundries can be conveniently filtered, the sundries can not be blocked and sucked, and the sundries are conveniently cleaned at the upper end slots of the net drum 2;

the inner side surface of the upper end of the net drum 2 is fixedly welded with a supporting block 8, and the supporting ring plate 6 is supported on the upper surface of the supporting block 8, so that the net drum is convenient to place and support;

the net drum 2 adopts a stainless steel net drum, and the net drum 2 can filter reverse osmosis water of the foundation pit 1 and cannot rust;

the blocking strip 5 is made of stainless steel, so that rust is avoided, the cover plate 4 of the blocking strip is blocked at the upper end of the net drum 2, personnel can not fall off, and safety is good.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (7)

1. The utility model provides a large-scale dark foundation ditch engineering drainage system, includes foundation ditch (1), its characterized in that: the foundation pit is characterized in that a net drum (2) is embedded in the bottom of the foundation pit (1), a suction pipe (3) is arranged in the net drum (2), a cover plate (4) is fixed on the outer surface of the suction pipe (3), a blocking strip (5) is fixed on the lower surface of the cover plate (4), a supporting annular plate (6) is fixed on the lower surface of the blocking strip (5), and the suction pipe (3) is fixed outside a suction port of a suction pump (7).

2. The large deep foundation pit engineering drainage system of claim 1, wherein: the blocking strips (5) are uniformly and densely arranged on the upper surface of the supporting ring plate (6).

3. The large deep foundation pit engineering drainage system of claim 1, wherein: the inner side surface of the upper end of the net drum (2) is fixedly welded with a supporting block (8), and the supporting ring plate (6) is supported on the upper surface of the supporting block (8).

4. The large deep foundation pit engineering drainage system of claim 1, wherein: the net drum (2) adopts a stainless steel net drum.

5. The large deep foundation pit engineering drainage system of claim 1, wherein: the blocking strip (5) is made of stainless steel.

6. The large deep foundation pit engineering drainage system of claim 1, wherein: the gap width between the cover plate (4) and the side seam of the net drum (2) is ten centimeters.

7. The large deep foundation pit engineering drainage system of claim 1, wherein: the suction pump (7) is a slurry pump.