CN220266613U

CN220266613U - Precipitation well construction structure

Info

Publication number: CN220266613U
Application number: CN202321834597.0U
Authority: CN
Inventors: 陈阵; 王磊; 陈伟娟; 吴亮胜; 张安莉; 郑康; 蒋龙; 沙宪成
Original assignee: Anhui Yangtze River Engineering Co ltd
Current assignee: Anhui Yangtze River Engineering Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2023-12-29
Anticipated expiration: 2033-07-12

Abstract

The application discloses dewatering well construction structure belongs to dewatering well construction technical field, and it is including setting up in subaerial vacuum pump and air compressor machine, and the one end fixedly connected with outlet pipe of vacuum pump, the other end fixedly connected with drain pipe of vacuum pump, fixedly connected with blast pipe on the air compressor machine, be provided with the regulating part between blast pipe and the drain pipe, the regulating part can be adjusted pumping efficiency. This application has the effect that improves precipitation speed, shortens the construction progress.

Description

Precipitation well construction structure

Technical Field

The application relates to the technical field of dewatering well construction, in particular to a dewatering well construction structure.

Background

When the conventional method is adopted for dewatering, the water level in the well is reduced, so that a certain height difference is formed between the inside and the outside of the well, the water in the peripheral soil layer is leaked into the well by utilizing the gravity leakage principle, and then the water is pumped and discharged to the ground by the well water pump, so that the effect of dewatering of a foundation pit is achieved.

The existing precipitation well technology comprises a water suction pump arranged in a precipitation well, wherein a water outlet pipe and a water suction pipe are fixedly connected to the water suction pump, and the water outlet pipe is positioned outside the precipitation well.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: because the gravity osmosis principle is utilized to ensure that the time for the water stored in the peripheral soil layer to leak into the well is longer, the precipitation speed is slower, and the site construction progress cannot be met.

Disclosure of Invention

In order to improve precipitation speed, shorten the construction progress, this application provides a precipitation well construction structure.

The application provides a precipitation well construction structure adopts following technical scheme:

the utility model provides a dewatering well construction structure, includes setting up in subaerial vacuum pump and air compressor machine, the one end fixedly connected with outlet pipe of vacuum pump, the other end fixedly connected with drain pipe of vacuum pump, fixedly connected with air supply pipe on the air compressor machine, air supply pipe with be provided with the regulating part between the drain pipe, the regulating part can adjust pumping efficiency.

Through adopting above-mentioned technical scheme, in order to improve precipitation speed, shorten the construction progress, when carrying out precipitation construction, start vacuum pump and air compressor machine to can upwards draw water through the drain pipe, simultaneously the air pressure in the air supply pipe forms the steam mixture in drain pipe and air supply pipe UNICOM department, makes to form the malleation in the drain pipe, and then has increased the lift of rivers, has improved pumping efficiency.

Preferably, the adjusting member comprises an adjusting pipe, a first branch pipe and a second branch pipe, the first branch pipe is fixedly connected to the air supply pipe, a first valve is arranged on the first branch pipe, the second branch pipe is fixedly connected to the drain pipe, the adjusting pipe is communicated with the first branch pipe and the second branch pipe, and a second valve is arranged on the second branch pipe.

Through adopting above-mentioned technical scheme, when water collection efficiency is higher, open first valve, make regulation pipe and gas supply pipe UNICOM, at this moment, the regulation pipe is to the water level top air-in precipitation well, forms the malleation to water collection efficiency has been reduced: when the efficiency of drawing water is higher than water collecting efficiency, need improve water collecting efficiency, close first valve, open the second valve for governing pipe and drain pipe UNICOM, thereby make the air of governing pipe extraction precipitation well water level top, form the negative pressure, and then improved water collecting efficiency.

Preferably, the drain pipe is provided with a filtering mechanism, the filtering mechanism comprises a filter screen, the filter screen is positioned at the pipe orifice of the drain pipe, and the filtering mechanism further comprises a plurality of groups of fixing assemblies for fixing the filter screen.

Through adopting above-mentioned technical scheme, when drawing water, the water in the precipitation well enters into in the drain pipe, utilizes the filter screen to filter the water in the precipitation well, has reduced the impurity in the water and has entered into the possibility in the drain pipe.

Preferably, the fixing assembly comprises a fixing block, a yielding groove is formed in the drain pipe, the fixing block can move along the extending direction of the yielding groove, and the fixing assembly further comprises a limiting component used for preventing the fixing block from moving.

Through adopting above-mentioned technical scheme, when the installation filter screen, remove the filter screen, the filter screen removes and drives the fixed block and remove for the fixed block inserts the inslot of stepping down, then through spacing part fixed block, thereby makes the filter screen spacing.

Preferably, the limiting component comprises a limiting block, a sliding block and a compression spring, wherein a sliding groove and a sliding hole which are communicated with each other are formed in the inner wall of the yielding groove, the sliding block is in sliding connection with the inner wall of the sliding groove, the limiting block is fixedly connected to the sliding block, the limiting block penetrates through the sliding hole, the limiting block abuts against the fixed block, one end of the compression spring is fixedly connected to the sliding block, and the other end of the compression spring is fixedly connected to the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, press the stopper earlier for the stopper moves to the one side that is close to the piece that slides, after the stopper is located the downthehole that slides, removes the fixed block, after the diapire contact of fixed block and groove of stepping down, releases the stopper, and compression spring promotes the piece that slides and stopper to being close to one side removal of fixed block, thereby makes stopper and fixed block offset, and then has reduced the possibility that the fixed block removed.

Preferably, the limiting block is provided with an inclined plane, and the inclined plane on the limiting block is obliquely downwards arranged from one end close to the filter screen to one end far away from the filter screen.

Through adopting above-mentioned technical scheme, remove the filter screen, the filter screen removes and drives the fixed block and remove, and when fixed block and stopper contact, under the effect on inclined plane on the stopper, promote the stopper to being close to the one side removal of sliding the piece to make the stopper remove to in the downthehole of sliding, and then be convenient for remove the fixed block.

Preferably, the drain pipe is further provided with a cleaning mechanism, the cleaning mechanism comprises a cleaning rod, the cleaning rod is arranged on one side of the drain pipe, the cleaning rod is in contact with the drain pipe, and the cleaning mechanism further comprises a rotating assembly for driving the cleaning rod to rotate.

Through adopting above-mentioned technical scheme, when precipitation construction, utilize the water in the drain pipe extraction precipitation well, after the rivers in the precipitation well for clean pole removes, simultaneously utilize rotating assembly, make clean pole rotate, clean pole rotates the impurity that promotes to adhere to on the filter screen, has reduced impurity adhesion on the filter screen, influences pumping efficiency.

Preferably, the rotating assembly comprises a rotating rod, a fixing seat and a reset spring, wherein the fixing seat is fixedly connected to the drain pipe, a thread groove is formed in the fixing seat, a thread protrusion is fixedly connected to the rotating rod and matched with the thread groove, the rotating rod is fixedly connected with the cleaning rod, one end of the reset spring is fixedly connected to the fixing seat, and the other end of the reset spring is fixedly connected to the rotating rod.

Through adopting above-mentioned technical scheme, after the cleaning rod removes, because screw thread protruding and screw thread groove cooperate to make the cleaning rod rotate when removing, on the cleaning rod hugs closely the drain pipe, when the drain pipe stops pumping water, reset spring promotes the cleaning rod and removes, makes the cleaning rod remove to the one side of keeping away from the drain pipe, and the cleaning rod rotates when removing, and then can clear up the impurity of attaching on the filter screen once more.

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

1. in order to improve the dewatering speed and shorten the construction progress, when dewatering construction is carried out, a vacuum pump and an air compressor are started, so that water can be pumped upwards through a drain pipe, air is pressed in an air supply pipe, a water vapor mixture is formed at the communication position of the drain pipe and the air supply pipe, positive pressure is formed in the drain pipe, the lifting force of water flow is further increased, and the water pumping efficiency is improved;

2. when water is pumped, the water in the dewatering well enters the drainage pipe, and the filter screen is used for filtering the water in the dewatering well, so that the possibility that impurities in the water enter the drainage pipe is reduced.

Drawings

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

Fig. 2 is a schematic view showing the structure of the regulating member of the present application.

Fig. 3 is a schematic view showing the structure of the filtering mechanism and the cleaning mechanism.

Fig. 4 is a schematic view showing the structure of the fixing member of the present application.

Reference numerals: 1. a vacuum pump; 11. a water outlet pipe; 12. a drain pipe; 121. a relief groove; 122. a slip groove; 123. a slip hole; 2. an air compressor; 21. an air supply pipe; 3. an adjusting member; 31. an adjusting tube; 32. a first branch pipe; 33. a second branch pipe; 34. a first valve; 35. a second valve; 4. a filtering mechanism; 41. a filter screen; 42. a fixing assembly; 43. a fixed block; 44. a limiting member; 45. a limiting block; 46. a sliding block; 47. a compression spring; 5. a cleaning mechanism; 51. a cleaning lever; 52. a rotating assembly; 53. a rotating lever; 531. a threaded boss; 532. a connecting block; 54. a fixing seat; 541. a thread groove; 55. and a return spring.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a dewatering well construction structure. Referring to fig. 1, 2 and 3, a dewatering well construction structure includes setting up vacuum pump 1 and air compressor machine 2 in subaerial, and the one end fixedly connected with outlet pipe 11 of vacuum pump 1, the other end fixedly connected with drain pipe 12 of vacuum pump 1, fixedly connected with blast pipe 21 on the air compressor machine 2, be provided with regulating part 3 between blast pipe 21 and the drain pipe 12, regulating part 3 can adjust pumping efficiency, is provided with the filter mechanism 4 that is used for filtering dewatering well interior water on the drain pipe 12, still is provided with the clearance mechanism 5 that is used for cleaning filter screen 41 on the drain pipe 12.

The adjusting member 3 comprises an adjusting pipe 31, a first branch pipe 32 and a second branch pipe 33, wherein the first branch pipe 32 is fixedly connected to the air supply pipe 21, a first valve 34 is arranged on the first branch pipe 32, the second branch pipe 33 is fixedly connected to the drain pipe 12, the adjusting pipe 31 is communicated with the first branch pipe 32 and the second branch pipe 33, and a second valve 35 is arranged on the second branch pipe 33.

In order to improve the dewatering speed and shorten the construction progress, when dewatering construction is carried out, the vacuum pump 1 and the air compressor 2 are started, water in the dewatering well is pumped to a drainage ditch through the water discharge pipe 12, meanwhile, the air compressor 2 is used for introducing air into the air supply pipe 21, so that a water vapor mixture is formed at the communication position of the water discharge pipe 12 and the air supply pipe 21, positive pressure is formed in the water discharge pipe 12, namely, the upward pressure of the water along the water discharge pipe 12 can be pushed, the lifting force of the water flow is further increased, and the water pumping efficiency is improved; when the water collection efficiency is higher, the first valve 34 is opened, the second valve 35 is closed, the regulating pipe 31 is communicated with the air supply pipe 21, at the moment, gas enters the dewatering well through the regulating pipe 31 and is positioned above the water level of the dewatering well, and positive pressure is formed on water in the dewatering well, so that the water collection efficiency is reduced; when the water pumping efficiency is higher than the water collecting efficiency, the first valve 34 is closed, the second valve 35 is opened, and the regulating pipe 31 is communicated with the water discharging pipe 12, so that the regulating pipe 31 is used for pumping air above the water level of the dewatering well to form negative pressure, and the water collecting efficiency is improved.

Referring to fig. 3 and 4, the filter mechanism 4 includes a filter screen 41 and two sets of fixing members 42, the filter screen 41 is in contact with the wall of the drain pipe 12, and the filter screen 41 is located in the drain pipe 12.

The fixing assembly 42 includes a fixing block 43 and a limiting member 44, the drain pipe 12 is provided with a yielding groove 121, and the fixing block 43 can move along the extending direction of the yielding groove 121.

Limiting component 44 includes stopper 45, sliding block 46 and compression spring 47, offer the sliding groove 122 and the hole 123 that slides that are linked together on the inside wall of groove 121 of stepping down, sliding block 46 laminating is slided in the inside wall of sliding groove 122, stopper 45 fixed connection is on sliding block 46, stopper 45 passes the spacing hole, and stopper 45 offsets with fixed block 43, be provided with the inclined plane on the stopper 45, the inclined plane on the stopper 45 is from being close to the one end slope downward setting of one end to keeping away from filter screen 41 of filter screen 41, compression spring 47's one end fixed connection is on sliding block 46, compression spring 47's the other end fixed connection is on the inside wall of sliding groove 122.

When the filter screen 41 is required to be installed on the drain pipe 12, the filter screen 41 is moved, the filter screen 41 moves to drive the fixed block 43 to move, so that the fixed block 43 slides along the inner wall of the yielding groove 121, when the fixed block 43 contacts with the limiting block 45, the limiting block 45 is pushed to move to one side close to the sliding block 46, so that the limiting block 45 moves into the sliding hole 123, the fixed block 43 continues to move, after the fixed block 43 contacts with the bottom wall of the yielding groove 121, the compression spring 47 pushes the sliding block 46 and the limiting block 45 to move to one side far away from the compression spring 47, so that the limiting block 45 is propped against the fixed block 43, the possibility that the fixed block 43 and the filter screen 41 move is reduced, and then the possibility that impurities in water enter the drain pipe 12 is reduced through the filter screen 41.

Referring to fig. 3, the cleaning mechanism 5 includes a cleaning lever 51 and a rotating assembly 52, the cleaning lever 51 is disposed at one side of the drain pipe 12, and the cleaning lever 51 is in contact with the drain pipe 12.

The rotating assembly 52 comprises a rotating rod 53, a fixing seat 54 and a reset spring 55, the fixing seat 54 is fixedly connected to the drain pipe 12, a threaded groove 541 is formed in the fixing seat 54, a threaded protrusion 531 is fixedly connected to the rotating rod 53, the threaded protrusion 531 is matched with the threaded groove 541, a connecting block 532 is fixedly connected to the rotating rod 53, the end portion of the rotating rod 53 is fixedly connected with the cleaning rod 51, one end of the reset spring 55 is fixedly connected to the fixing seat 54, and the other end of the reset spring 55 is fixedly connected to the connecting block 532.

When the drain pipe 12 extracts water in the dewatering well, the water flow pushes the cleaning rod 51 to move, and the cleaning rod 51 rotates while moving due to the matching of the threaded protrusion 531 and the threaded groove 541, so that the cleaning rod 51 rotates to push impurities attached to the filter screen 41, thereby achieving the effect of cleaning the filter screen 41.

The implementation principle of the dewatering well construction structure of the embodiment of the application is as follows: when precipitation construction is carried out, the vacuum pump 1 and the air compressor 2 are started, so that water is pumped through the drain pipe 12, the water collecting efficiency can be adjusted by the adjusting piece 3 according to the requirement, meanwhile, water in the precipitation well is filtered by the filtering mechanism 4, and the filter screen 41 is cleaned by the cleaning mechanism 5.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a precipitation well construction structure, includes vacuum pump (1) and air compressor machine (2) that set up subaerial, its characterized in that: one end fixedly connected with outlet pipe (11) of vacuum pump (1), the other end fixedly connected with drain pipe (12) of vacuum pump (1), fixedly connected with air pipe (21) on air compressor machine (2), air pipe (21) with be provided with regulating part (3) between drain pipe (12), regulating part (3) can adjust pumping efficiency.

2. A dewatering well construction structure according to claim 1, wherein: the regulating part (3) comprises a regulating pipe (31), a first branch pipe (32) and a second branch pipe (33), wherein the first branch pipe (32) is fixedly connected to the air supply pipe (21), a first valve (34) is arranged on the first branch pipe (32), the second branch pipe (33) is fixedly connected to the drain pipe (12), the regulating pipe (31) is communicated with the first branch pipe (32) and the second branch pipe (33), and a second valve (35) is arranged on the second branch pipe (33).

3. A dewatering well construction structure according to claim 1, wherein: the novel water draining pipe is characterized in that a filtering mechanism (4) is arranged on the water draining pipe (12), the filtering mechanism (4) comprises a filter screen (41), the filter screen (41) is positioned at the pipe orifice of the water draining pipe (12), and the filtering mechanism (4) further comprises a plurality of groups of fixing assemblies (42) used for fixing the filter screen (41).

4. A dewatering well construction structure according to claim 3, wherein: the fixing assembly (42) comprises a fixing block (43), a yielding groove (121) is formed in the drain pipe (12), the fixing block (43) can move along the extending direction of the yielding groove (121), and the fixing assembly (42) further comprises a limiting component (44) used for preventing the fixing block (43) from moving.

5. The dewatering well construction structure according to claim 4, wherein: limiting part (44) include stopper (45), slip piece (46) and compression spring (47), offer on the inner wall of groove (121) of stepping down and be linked together slip groove (122) and hole (123) that slide, slip piece (46) with the inner wall sliding connection of slip groove (122), stopper (45) fixed connection in on slip piece (46), stopper (45) pass hole (123) that slide, just stopper (45) with fixed block (43) offset, compression spring (47) one end fixed connection in on slip piece (46), compression spring (47) other end fixed connection in on the inner wall of slip groove (122).

6. The dewatering well construction structure according to claim 5, wherein: the limiting block (45) is provided with an inclined plane, and the inclined plane on the limiting block (45) is obliquely downwards arranged from one end close to the filter screen (41) to one end far away from the filter screen (41).

7. A dewatering well construction structure according to claim 1, wherein: the cleaning mechanism (5) is further arranged on the drain pipe (12), the cleaning mechanism (5) comprises a cleaning rod (51), the cleaning rod (51) is arranged on one side of the drain pipe (12), the cleaning rod (51) is in contact with the drain pipe (12), and the cleaning mechanism (5) further comprises a rotating assembly (52) for driving the cleaning rod (51) to rotate.

8. The dewatering well construction structure of claim 7, wherein: the rotating assembly (52) comprises a rotating rod (53), a fixing seat (54) and a reset spring (55), wherein the fixing seat (54) is fixedly connected to the drain pipe (12), a thread groove (541) is formed in the fixing seat (54), a thread protrusion (531) is fixedly connected to the rotating rod (53), the thread protrusion (531) is matched with the thread groove (541), the rotating rod (53) is fixedly connected with the cleaning rod (51), one end of the reset spring (55) is fixedly connected to the fixing seat (54), and the other end of the reset spring (55) is fixedly connected to the rotating rod (53).