CN214784076U - Deep basal pit drainage structures convenient to construction - Google Patents

Abstract

The utility model relates to a deep basal pit drainage structures convenient to construction, including a plurality of water absorption nest of tubes of package installation at the foundation ditch lateral wall, the water absorption nest of tubes includes two drain pipes at least, and is a plurality of through connecting rod fixed connection, every between the drain pipe on all communicate and be provided with a plurality of suction tube subassemblies, it is a plurality of the equal syntropy of suction tube subassembly communicates the drain pipe perpendicularly, suction tube subassembly and the intercommunication department downside of drain pipe are equipped with the anti-collapse suction assembly. The beneficial effect of this application does: the water discharging pipe assembly is used for absorbing water in a soil layer and draining the water into the water discharging pipe, and the anti-collapse water absorbing assembly can prevent the soil layer at the joint of the water discharging pipe and the side wall of the foundation pit from collapsing.

Description

Deep basal pit drainage structures convenient to construction

Technical Field

The application relates to the technical field of foundation pit drainage structures, in particular to a deep foundation pit drainage structure convenient to construct.

Background

When a deep foundation pit is excavated, a soil aquifer is cut off, and underground water can continuously infiltrate into the foundation pit to cause quicksand and slope instability or reduce the bearing capacity of the foundation, so that drainage of the deep foundation pit is one of the most important links in foundation pit construction.

Among the correlation technique, chinese utility model patent of bulletin No. CN211312568U discloses a deep basal pit drainage structures convenient to construction, including the foundation ditch body, be provided with the diaphragm wall on the inside wall of foundation ditch body, be provided with the escape canal on the diapire of foundation ditch body, the escape canal sets up along the length direction of every inside wall of foundation ditch body, be provided with multiunit drainage components on the diaphragm wall, drainage components includes that two drainage are responsible for, two the drainage is responsible for wholly to be "X" shape and sets up on the diaphragm wall, the one end that the drainage was responsible for extends to in the escape canal, the drainage is responsible for and is provided with a plurality of drainage branch pipes along the even interval of length direction that the drainage was responsible for, drainage branch pipe and drainage are responsible for the intercommunication, drainage branch pipe runs through the diaphragm wall and extends to the foundation ditch originally internally.

However, the inventors found that the above-described related art has the following drawbacks: because the drain pipe is inserted and is established among the soil layer, there is the clearance between drain pipe and the soil layer, and the drain pipe can not absorb the water in the soil layer to the body completely in, and the water that does not absorb can be followed and flowed along the clearance, can cause the soil layer of foundation ditch lateral wall and drain pipe junction to cave in after the time is long.

SUMMERY OF THE UTILITY MODEL

In order to reduce the probability that the soil layer of foundation ditch lateral wall and drain pipe junction takes place to sink, this application provides a deep basal pit drainage structures convenient to construction.

The application provides a pair of deep basal pit drainage structures convenient to construction adopts following technical scheme:

the utility model provides a deep basal pit drainage structures convenient to construction, includes that the package mounting is at a plurality of water absorption nest of tubes of foundation ditch lateral wall, water absorption nest of tubes includes two drain pipes at least, and is a plurality of through connecting rod fixed connection, every between the drain pipe on all communicate and be provided with a plurality of suction tube subassemblies, it is a plurality of the equal syntropy of suction tube subassembly communicates the drain pipe perpendicularly, suction tube subassembly and the intercommunication department downside of drain pipe are equipped with the subassembly that absorbs water that prevents collapsing.

By adopting the technical scheme: the water discharging pipe assembly is used for absorbing water in a soil layer and draining the water into the water discharging pipe, and the anti-collapse water absorbing assembly can prevent the soil layer at the joint of the water discharging pipe and the side wall of the foundation pit from collapsing.

Optionally, the water suction pipe assembly comprises a water suction pipe, a water suction hole is formed in the water suction pipe, and an insertion tip is arranged at one end, far away from the drain pipe, of the water suction pipe.

By adopting the technical scheme: water in the soil layer enters into the water absorption pipe through the water absorption hole, and the water absorption pipe is conveniently inserted into the soil layer through the insertion tip, so that the water absorption pipe is convenient to install.

Optionally, be equipped with the reposition of redundant personnel screening glass on the pipe that absorbs water, the one end fixed connection of reposition of redundant personnel screening glass is in inserting and establishing point department, and the lateral wall of drain pipe is connected to the other end of reposition of redundant personnel screening glass.

By adopting the technical scheme: the water suction holes can be prevented from being blocked by soil layers during installation by arranging the shunting protection plates.

Optionally, the reposition of redundant personnel screening glass is the shape of a half cone, and the reposition of redundant personnel screening glass is higher than with inserting the one end of establishing the pointed end and being connected with the one end of drain pipe connection.

By adopting the technical scheme: the above arrangement is convenient for the water absorption pipe to be inserted into the soil layer, and can play a certain protection role in the water absorption hole to prevent the water absorption hole from being blocked.

Optionally, the anti-collapse water absorption assembly comprises a water receiving sheet connected with a water drainage pipe, a water through hole is formed in the water drainage pipe between the water receiving sheet and the water absorption pipe assembly, and a soil retaining member is arranged at the water through hole.

By adopting the technical scheme: through setting up the water receiving piece, the water that does not enter into the pipe that absorbs water can enter into the drain pipe through the water receiving piece in, prevents to trickle out by the junction of foundation ditch lateral wall and drain pipe for a long time and causes the soil layer to sink, keeps off the soil layer that the soil blocking piece can prevent that water receiving piece upper portion from entering into in the drain pipe and causing the soil layer to run off.

Optionally, the retaining member includes a baffle plate disposed at the water passing hole and a filter screen body disposed between the baffle plate and the water discharging pipe.

By adopting the technical scheme: the baffle has the effect of fixing the soil layer and filtering water, and the filter screen body has the effect of filtering water.

Optionally, the water receiving sheet is of a semi-conical surface shape, a gap is formed between the free end of the water receiving sheet and the water suction pipe, and the large-diameter end of the water receiving sheet is connected with the water drainage pipe.

By adopting the technical scheme: the gap between the free end of the water receiving sheet and the water suction pipe can ensure that water which does not enter the water suction pipe flows or permeates into the water receiving sheet and then enters the drain pipe along the water receiving sheet.

Optionally, the lower extreme of drain pipe extends to the escape canal of foundation ditch bottom, the bottom avris at the foundation ditch is established to the escape canal ring.

By adopting the technical scheme: and after water in the drainage pipe enters the drainage ditch, the water is pumped to the ground by a submersible pump arranged in the drainage ditch and is discharged out of the foundation pit.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the construction degree of difficulty has been reduced, and the subassembly that absorbs water is arranged in absorbing the water in the soil layer and drains to the drain pipe in, and the subassembly that absorbs water of preventing collapsing can prevent that the soil layer of drain pipe and foundation ditch lateral wall junction from collapsing.

2. The water suction holes can be prevented from being blocked by soil layers during installation by arranging the shunting protection plates.

3. Through setting up the water receiving piece, the water that does not enter into the pipe that absorbs water can enter into the drain pipe through the water receiving piece in, prevents to trickle out by the junction of foundation ditch lateral wall and drain pipe for a long time and causes the soil layer to sink, keeps off the soil layer that the soil blocking piece can prevent that water receiving piece upper portion from entering into in the drain pipe and causing the soil layer to run off.

Drawings

Fig. 1 is a schematic overall side structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of a drainage structure installation structure according to an embodiment of the present application.

FIG. 3 is a schematic structural view of a water intake tube assembly according to an embodiment of the present application.

Reference number, 100, foundation pit side wall; 200. a water absorbing pipe group; 210. a drain pipe; 211. water passing holes; 220. a connecting rod; 300. a water intake pipe assembly; 310. a suction pipe; 311. a water suction hole; 320. inserting the tip; 400. a collapse prevention water absorption assembly; 410. a water receiving sheet; 500. a shunting protection sheet; 600. a soil retaining member; 610. a baffle plate; 620. a filter screen body; 700. a gap; 800. and (7) a drainage ditch.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application opens a deep basal pit drainage structures convenient to construction, adopts following technical scheme:

referring to fig. 1 and 2, a deep foundation pit drainage structures convenient to construction, including a plurality of water absorption nest of tubes 200 of package installation at foundation ditch lateral wall 100, water absorption nest of tubes 200 is arranged in absorbing the water in the soil layer, water absorption nest of tubes 200 includes two drain pipes 210 at least, through connecting rod 220 fixed connection between a plurality of drain pipes 210, for the convenience of installation in this embodiment, reduce the construction degree of difficulty and adopt two drain pipes 210, it is provided with a plurality of water absorption pipe subassemblies 300 all to communicate on every drain pipe 210, a plurality of water absorption pipe subassemblies 300 all syntropy communicate drain pipe 210 perpendicularly, for rivers in the soil layer flow into drain pipe 210 and provide the passageway, water absorption pipe subassembly 300 is equipped with anti-collapse water absorption subassembly 400 with the intercommunication department downside of drain pipe 210. The water absorption pipe assembly 300 is used for absorbing water in soil and draining the water into the drain pipe 210, and the anti-collapse water absorption assembly 400 can prevent the soil at the joint of the drain pipe 210 and the side wall 100 of the foundation pit from collapsing.

Referring to fig. 1 and 2, the suction pipe assembly 300 includes a suction pipe 310, a suction hole 311 is provided on the suction pipe 310, water in a soil layer enters the suction pipe 310 through the suction hole 311, and an insertion tip 320 is provided at one end of the suction pipe 310 far away from the drain pipe 210, so that the suction pipe 310 is inserted in the soil layer, and installation is facilitated.

Referring to fig. 3, a diversion protection sheet 500 is disposed on the suction pipe 310, one end of the diversion protection sheet 500 is fixedly connected to the insertion tip 320, and the other end of the diversion protection sheet 500 is connected to the side wall of the drainage pipe 210. The water suction holes 311 can be prevented from being blocked by soil layers during installation by arranging the shunt protection sheet 500.

More specifically, the shunting protection sheet 500 is a semi-conical surface, and one end of the shunting protection sheet 500 connected with the drainage pipe 210 is higher than one end connected with the inserting tip 320. Above-mentioned setting is firstly convenient for absorb water pipe 310 to the interpolation of soil layer and connects, secondly can play certain guard action to water absorption hole 311, prevents that water absorption hole 311 from blockking up, and wherein the both ends of reposition of redundant personnel screening glass 500 are fixed through the welded mode.

Referring to fig. 1 and 2, in order to prevent soil collapse at the connection between the side wall 100 of the foundation pit and the drain pipe 210, in this embodiment, an anti-collapse water absorption assembly 400 is provided, which includes a water receiving sheet 410 connected to the drain pipe 210, a water through hole 211 is provided on the drain pipe 210 between the water receiving sheet 410 and the water absorption pipe assembly 300, and a soil blocking member 600 is provided at the water through hole 211. Through the arrangement of the water receiving sheet 410, water which does not enter the water suction pipe 310 can enter the drain pipe 210 through the water receiving sheet 410, so that soil layer collapse caused by flowing out of the joint of the foundation pit side wall 100 and the drain pipe 210 for a long time is prevented, and the soil retaining piece 600 can prevent soil layers on the upper portion of the water receiving sheet 410 from entering the drain pipe 210 to cause soil layer loss. The soil blocking member 600 includes a baffle 610 and a filter screen body 620 provided at the water passing hole 211, the baffle 610 and the filter screen body 620 being fixed to the wall of the drain pipe 210 at the water passing hole 211 by bolts, wherein the filter screen body 620 is provided between the baffle 610 and the drain pipe 210. The baffle 610 has the functions of fixing soil layers and filtering water, and the filtering net body 620 has the function of filtering water.

More specifically, the water receiving plate 410 is shaped like a half cone, a gap 700 is formed between the free end of the water receiving plate 410 and the water suction pipe 310, and the large-diameter end of the water receiving plate 410 is connected with the water discharge pipe 210. The gap 700 between the free end of the water receiving sheet 410 and the suction pipe 310 may allow water that does not enter the suction pipe 310 to flow or permeate onto the water receiving sheet 410 and then enter the drain pipe 210 along the water receiving sheet 410.

Referring to fig. 2, the lower end of the drainage pipe 210 extends to a drainage ditch 800 at the bottom of the foundation pit, and the drainage ditch 800 is formed around the bottom side of the foundation pit. After entering the drainage ditch 800, the water in the drainage pipe 210 is pumped to the ground by a submersible pump arranged in the drainage ditch 800 and is drained out of the foundation pit.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a deep basal pit drainage structures convenient to construction which characterized in that: including a plurality of water pipes group (200) of package installation at foundation ditch lateral wall (100), water pipes group (200) include two drain pipes (210), a plurality of through connecting rod (220) fixed connection between drain pipe (210), every drain pipe (210) on all communicate and be provided with a plurality of water pipes group (300), a plurality of water pipes group (300) all syntropy communicate drain pipe (210) perpendicularly, water pipes group (300) and the intercommunication department downside of drain pipe (210) are equipped with prevents the subassembly of absorbing water (400) that collapses.

2. The deep foundation pit drainage structure convenient to construct of claim 1, wherein: the water suction pipe assembly (300) comprises a water suction pipe (310), a water suction hole (311) is formed in the water suction pipe (310), and an inserting pointed end (320) is arranged at one end, far away from the water discharge pipe (210), of the water suction pipe (310).

3. The deep foundation pit drainage structure convenient to construct of claim 1, wherein: be equipped with reposition of redundant personnel screening glass (500) on suction tube (310), the one end fixed connection of reposition of redundant personnel screening glass (500) is in inserting and is established pointed end (320) department, and the lateral wall of drain pipe (210) is connected to the other end of reposition of redundant personnel screening glass (500).

4. The deep foundation pit drainage structure convenient to construct of claim 3, wherein: reposition of redundant personnel screening glass (500) are half conical surface shape, and the one end that reposition of redundant personnel screening glass (500) and drain pipe (210) are connected is higher than and insert the one end of establishing pointed end (320) and being connected.

5. The deep foundation pit drainage structure convenient to construct of claim 1, wherein: the collapse-preventing water absorption assembly (400) comprises a water receiving sheet (410) connected with a water discharge pipe (210), a water passing hole (211) is formed in the water discharge pipe (210) between the water receiving sheet (410) and the water absorption pipe assembly (300), and a soil retaining piece (600) is arranged at the position of the water passing hole (211).

6. The deep foundation pit drainage structure convenient to construct of claim 5, wherein: the soil blocking member (600) comprises a baffle plate (610) arranged at the water passing hole (211) and a filter screen body (620), wherein the filter screen body (620) is arranged between the baffle plate (610) and the drain pipe (210).

7. The deep foundation pit drainage structure convenient to construct of claim 5, wherein: the water receiving sheet (410) is in a semi-conical shape, a gap (700) is arranged between the free end of the water receiving sheet (410) and the water suction pipe (310), and the large-diameter end of the water receiving sheet (410) is connected with the water discharge pipe (210).

8. The deep foundation pit drainage structure convenient for construction according to any one of claims 1 to 7, wherein: the lower extreme of drain pipe (210) extends to escape canal (800) of foundation ditch bottom, escape canal (800) ring is established at the bottom avris of foundation ditch.

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