CN212801606U - Rock foundation deep basal pit pressure-bearing water falls drainage system - Google Patents

Abstract

The utility model belongs to the technical field of the technique of engineering construction and specifically relates to a rock foundation deep basal pit confined water falls drainage system is related to, it include the mounting bracket, set up in drain pipe on the mounting bracket, communicate in the suction pump of drain pipe, be provided with on the mounting bracket and be used for the drive the end of intaking of drain pipe stretches into or leaves the lifting unit in the pit. This application has the effect of the ponding in the pit in the foundation ditch of in time discharging.

Description

Rock foundation deep basal pit pressure-bearing water falls drainage system

Technical Field

The application relates to the technical field of engineering construction, in particular to a rock foundation deep foundation pit pressure-bearing water-reducing drainage system.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. The confined water is groundwater filled in the aquifer between two water barriers, and it has two different types of burial, namely submerged buried above the first stable water barrier and confined water buried between the upper and lower stable water barriers. In the project of foundation pit construction, the water-containing layer part of the engineering is arranged above the bottom of the foundation pit, so that suspended water can be formed on the slope wall of the side slope after the earthwork is excavated to the bottom of the foundation pit and flows into the foundation pit.

In the existing foundation pit drainage method, an annular water collecting tank is generally arranged at the bottom of a foundation pit, a precipitation well is arranged in the water collecting tank, a water pipe extends into the precipitation well, and a water pump pumps water to the precipitation well through the water pipe so as to drain water.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: there will be some pits in foundation ditch bottom, and the water catch bowl is owing to not spreading all over whole foundation ditch bottom, and some pits do not communicate with the water catch bowl, lead to the ponding in the pit can not in time be discharged.

SUMMERY OF THE UTILITY MODEL

For the ponding in the timely discharge pit, this application provides a rock foundation deep basal pit confined water falls drainage system.

The application provides a rock foundation deep basal pit pressure-bearing water falls drainage system adopts following technical scheme:

the utility model provides a rock foundation deep basal pit pressure-bearing water falls drainage system, include the mounting bracket, set up in drain pipe on the mounting bracket, communicate in the suction pump of drain pipe, be provided with on the mounting bracket and be used for the drive the lift subassembly in the pit is stretched into or leaves to the end of intaking of drain pipe.

Through adopting above-mentioned technical scheme, operating personnel removes the mounting bracket to the pit, and the end of intaking that uses lifting unit drive drain pipe stretches into to the pit in, then the water pump work takes out the water in the pit and carries out the drainage to in the water discharge foundation ditch with in the pit.

Preferably, lifting unit include along vertical direction set up in sleeve in the mounting bracket, edge the length direction interval cup joint in a plurality of spacing rings on the drain pipe lateral wall of drain pipe, along the horizontal direction set up in lead screw on the mounting bracket, set up in the joint piece of lead screw one end, telescopic both ends all are and link up the setting, the spacing ring with the sleeve connects the joint cooperation of connecing, telescopic lateral wall is provided with the confession the opening that the joint piece passes through, the one end of lead screw rotate bear in the lateral wall of joint piece, the other end screw thread of lead screw runs through the lateral wall of mounting bracket, the joint piece deviates from the surface of lead screw is provided with the joint groove, the spacing ring with the joint groove cooperation of pegging graft.

Through adopting above-mentioned technical scheme, operating personnel rotates the lead screw drive joint piece and breaks away from the spacing ring, then operating personnel makes the drain pipe slide in the cover, after adjusting the distance of drain pipe end and pit bottom of intaking, rotates lead screw antiport, and drive joint piece is toward the direction removal that is close to the drain pipe, makes the spacing ring peg graft in the joint inslot to fix the drain pipe.

Preferably, the other end of the screw rod is provided with a hand wheel.

Through adopting above-mentioned technical scheme, operating personnel rotates the lead screw that can be convenient through holding the hand wheel.

Preferably, the water inlet end of the drain pipe is communicated with a filter column, the filter column is hollow, water inlet holes are formed in the side walls of the four sides of the filter column, and a filter screen is arranged on each water inlet hole.

Through adopting above-mentioned technical scheme, because the water foul in the pit is more, the foul enters into the suction pump content fragile suction pump when the suction pump directly draws water, through setting up filter column and filter screen, the filter screen filters the foul of ponding for the foul is not fragile to the suction pump.

Preferably, the inner wall circumference of inlet opening is encircleed and is provided with the fixed plate, the screw has run through a plurality of bolts on the filter screen, be provided with a plurality of screws on the lateral wall of fixed plate, it is a plurality of the bolt respectively with a plurality of screw thread fit.

Through adopting above-mentioned technical scheme, after having accumulated more foul on the filter screen, can reduce the water intake efficiency of filter screen to make ponding enter into the speed reduction in the filter column, operating personnel unscrews the bolt, can pull down the filter screen and change.

Preferably, a winding column is arranged at the top of the mounting frame, and the drain pipe is wound on the winding column.

Through adopting above-mentioned technical scheme, when the drain pipe overlength, the drain pipe is in disorder can influence going on of construction in the foundation ditch, and operating personnel can accomodate the drain pipe in disorder on convoluteing the post with the drain pipe coiling.

Preferably, the bottom of the mounting rack is circumferentially provided with a plurality of universal wheels.

Through adopting above-mentioned technical scheme, the universal wheel can make things convenient for the removal of mounting bracket to make the mounting bracket remove and carry out the drainage in the next pit.

Preferably, a push handle is arranged at the top of the mounting rack.

Through adopting above-mentioned technical scheme, operating personnel is through holding the handle, the promotion mounting bracket that can be convenient.

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

1. on operating personnel removed the mounting bracket to the pit, the end of intaking that uses lifting unit drive drain pipe stretched into to the pit in, then the suction pump work is taken the water in the pit out and is carried out the drainage to in the water discharge foundation ditch with in the pit.

2. The operating personnel rotates the lead screw drive joint piece and breaks away from the spacing ring, then operating personnel makes the drain pipe slide in the cover, after adjusting the distance at the drain pipe end of intaking and pit end, rotates lead screw antiport, and the drive joint piece is toward the direction removal that is close to the drain pipe, makes the spacing ring peg graft in the joint inslot to fix the drain pipe.

3. Because the water foul in the pit is more, the foul enters into the suction pump content fragile suction pump when the suction pump directly draws water, through setting up filter column and filter screen, the filter screen filters the foul of ponding for the foul is not fragile to the suction pump.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a schematic view showing the fitting relationship between the sleeve and the drain pipe in the embodiment of the present application.

FIG. 3 is a schematic view showing the assembly of the drain pipe, the filter column and the filter screen in the embodiment of the present application.

In the figure: 1. a mounting frame; 11. a sleeve; 111. an opening; 12. a screw rod; 121. a hand wheel; 13. a clamping block; 131. a clamping groove; 14. winding the column; 141. a baffle plate; 15. a universal wheel; 16. a pushing handle; 2. a drain pipe; 21. a limiting ring; 3. a water pump; 4. filtering columns; 41. filtering with a screen; 411. a bolt; 42. a fixing plate; 421. and a screw hole.

Detailed Description

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

The embodiment of the application discloses rock foundation deep basal pit pressure-bearing water falls drainage system. Referring to fig. 1 and 2, the foundation pit supporting structure comprises an installation frame 1, a drain pipe 2 arranged on the installation frame 1, and a water suction pump 3 communicated with the drain pipe 2, wherein the water suction pump 3 is positioned outside a foundation pit, and a lifting assembly for driving a water inlet end of the drain pipe 2 to extend into or leave the pit is arranged on the installation frame 1; specific, lifting unit includes welds sleeve 11 in mounting bracket 1 along vertical direction, fix the cover and connect a plurality of spacing rings 21 on the lateral wall of drain pipe 2 along drain pipe 2's length direction interval, set up lead screw 12 on mounting bracket 1 along the horizontal direction, set up in the joint piece 13 of lead screw 12 one end, sleeve 11's both ends all are and link up the setting, spacing ring 21 and the cooperation of pegging graft of sleeve 11, the opening 111 that supplies joint piece 13 to pass through is seted up to sleeve 11's lateral wall, opening 111 is and link up the setting, the one end of lead screw 12 is rotated and is born in the lateral wall of joint piece 13, the other end screw thread of lead screw 12 runs through mounting bracket 1's lateral wall and welds hand wheel 121, joint groove 131 has been seted up on the surface that joint piece 13 deviates from lead screw 12, joint groove 131 link up in all the other relative both sides wall of.

Referring to fig. 2 and 3, drain pipe 2's the end intercommunication of intaking has filter column 4, be the cavity setting in the filter column 4, the inlet opening is all seted up to four side walls of filter column 4, be provided with filter screen 41 on the inlet opening, the inner wall circumference of inlet opening encircles the welding has fixed plate 42, the screw thread runs through on the filter screen 41 has a plurality of bolts 411, a plurality of screws 421 have been seted up on the lateral wall of fixed plate 42, the quantity and the equal one-to-one in position of a plurality of bolts 411 and a plurality of screws 421, a plurality of bolts 411 respectively with a plurality of screws 421 screw-thread fit, and bolt 411 is hexagon socket head cap screw 411, the counter bore that is used for holding bolt 411 is seted up to filter screen 41. Because the water foul in the pit is more, the foul enters into suction pump 3 content fragile suction pump 3 when suction pump 3 directly draws water, through setting up filter column 4 and filter screen 41, filter screen 41 filters the foul of ponding aquatic for the foul is not fragile to suction pump 3, after having accumulated more foul on filter screen 41, operating personnel unscrews bolt 411, can pull down filter screen 41 and change.

Referring to fig. 1 and 2, a winding post 14 is vertically provided on the top of the mounting frame 1, the bottom end of the winding post 14 is welded to the top of the mounting frame 1, a baffle 141 is welded to the top end of the winding post 14, and the drain pipe 2 is wound around the winding post 14. When the drain pipe 2 is excessively long, the drain pipe 2 is scattered in the foundation pit, which affects the progress of the construction, and the operator can wind the drain pipe 2 around the winding column 14 to store the scattered drain pipe 2. And the baffle 141 can make the drain pipe 2 less likely to fall off the winding post 14. Meanwhile, a plurality of universal wheels 15 are circumferentially and fixedly mounted at the bottom of the mounting rack 1, and a push handle 16 is welded at the top of the mounting rack 1. The operator can conveniently push the mounting frame 1 by holding the handle.

The implementation principle of the embodiment of the application is as follows: operating personnel removes mounting bracket 1 to the pit on, operating personnel holds hand wheel 121 and rotates lead screw 12 drive joint piece 13 and break away from spacing ring 21, then operating personnel makes drain pipe 2 slide in the cover, after adjusting the distance at the bottom of drain pipe 2 intake end and pit hole, rotate lead screw 12 antiport, drive joint piece 13 toward the direction removal that is close to drain pipe 2, make spacing ring 21 peg graft in joint groove 131, thereby fix drain pipe 2, then the water in the pit is taken out in the work of suction pump 3 and is carried out the drainage, thereby in the water discharge foundation ditch with in the 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 rock foundation deep basal pit confined water falls drainage system which characterized in that: the water suction device comprises a mounting frame (1), a water discharge pipe (2) arranged on the mounting frame (1), and a water suction pump (3) communicated with the water discharge pipe (2), wherein a lifting component used for driving the water inlet end of the water discharge pipe (2) to stretch into or leave a pit is arranged on the mounting frame (1).

2. The pressure-bearing water-lowering and water-draining system for the rock foundation deep foundation pit as claimed in claim 1, wherein: the lifting assembly comprises a sleeve (11) arranged in the mounting frame (1) along the vertical direction, a plurality of limiting rings (21) sleeved on the side wall of the drain pipe (2) along the length direction of the drain pipe (2) at intervals, a lead screw (12) arranged on the mounting frame (1) along the horizontal direction, and a clamping block (13) arranged at one end of the lead screw (12), wherein the two ends of the sleeve (11) are arranged in a through manner, the limiting rings (21) are in inserted connection with the sleeve (11), the side wall of the sleeve (11) is provided with an opening (111) for the clamping block (13) to pass through, one end of the lead screw (12) is rotatably supported on the side wall of the clamping block (13), the other end of the lead screw (12) is threaded through the side wall of the mounting frame (1), the clamping block (13) deviates from the surface of the lead screw (12) and is provided with a clamping groove (131), the limiting ring (21) is in plug-in fit with the clamping groove (131).

3. The rock foundation deep foundation pit confined water drainage system of claim 2, characterized in that: and a hand wheel (121) is arranged at the other end of the screw rod (12).

4. The pressure-bearing water-lowering and water-draining system for the rock foundation deep foundation pit as claimed in claim 1, wherein: the water inlet end of the drain pipe (2) is communicated with a filter column (4), the filter column (4) is arranged in a hollow mode, water inlet holes are formed in the side walls of the four sides of the filter column (4), and a filter screen (41) is arranged on each water inlet hole.

5. The rock foundation deep foundation pit confined water drainage system of claim 4, characterized in that: the inner wall circumference of inlet opening is encircleed and is provided with fixed plate (42), screw thread runs through on filter screen (41) has a plurality of bolts (411), be provided with a plurality of screw (421) on the lateral wall of fixed plate (42), it is a plurality of bolt (411) respectively with a plurality of screw (421) screw-thread fit.

6. The pressure-bearing water-lowering and water-draining system for the rock foundation deep foundation pit as claimed in claim 1, wherein: the top of mounting bracket (1) is provided with winding post (14), drain pipe (2) convolute in on winding post (14).

7. The pressure-bearing water-lowering and water-draining system for the rock foundation deep foundation pit as claimed in claim 1, wherein: the bottom circumference of mounting bracket (1) is provided with a plurality of universal wheels (15).

8. The pressure-bearing water-lowering and water-draining system for the rock foundation deep foundation pit as claimed in claim 1, wherein: the top of the mounting rack (1) is provided with a push handle (16).

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