CN210659935U

CN210659935U - Construction device for pore-forming construction pipe well by high-pressure water flushing method

Info

Publication number: CN210659935U
Application number: CN201921183879.2U
Authority: CN
Inventors: 刘东国; 翁克武; 刘邓
Original assignee: Zhongfen Construction Co Ltd
Current assignee: Zhongfen Construction Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-02
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a construction equipment of pipe well is executed in high pressure water-washed method pore-forming, including the double-walled bellows, the internal fixed surface of double-walled bellows installs the strengthening rib support, the bottom inner wall of double-walled bellows has the pipe of punching a hole through first mounting fixed mounting, the upper end of the pipe of punching a hole is through first connecting pipe fixedly connected with high pressure water pipe, the one end fixed mounting that first connecting pipe was kept away from to high pressure water pipe has high pressure water pump, the bottom outer wall of double-walled bellows has the sand suction pipe through second mounting fixed mounting, the upper end of sand suction pipe is through second connecting pipe fixedly connected with sand suction pipe, the one end fixed mounting that the second connecting pipe was kept away from to sand suction pipe has sand suction pump. The utility model discloses can utilize the high pressure water-washed method to carry out the pore-forming, can accomplish the quick construction of tube well, simple structure is novel, effectively reduces construction cost, and one-time well completion, construction working face is less, and the time limit for a project is short, and construction speed is fast, and work efficiency is high.

Description

Construction device for pore-forming construction pipe well by high-pressure water flushing method

Technical Field

The utility model relates to a pipe-well construction technical field especially relates to a construction equipment of pipe-well is executed and is made in high pressure water-washed method pore-forming.

Background

Modern buildings are developed in the directions of high, large, fine and sharp, and in the foundation construction stage of the high and large buildings, foundation pit precipitation construction is basically needed, the water level of underground water is reduced, and a waterless operation environment is provided so as to ensure the stability of a foundation pit and the safety of structures and construction. The pipe well has the characteristics of large dewatering depth and high efficiency, and is widely applied to dewatering construction of deep foundation pits.

The currently common methods for constructing a pipe well are generally as follows: drilling holes by using a mud retaining wall and a drilling machine, cleaning the holes after drilling to a designed elevation, and then lowering sand-free concrete well pipes section by section; the method needs a larger solid and flat operation surface, has low construction efficiency, and easily generates the problems of hole collapse, hole shrinkage, drill rod inclination and the like when the method is used for drilling and constructing the water-rich silt (soil) stratum, thereby influencing the construction quality of the pipe well and causing certain adverse effect in the actual use process, therefore, the construction device for forming the hole and constructing the pipe well by the high-pressure water-jet method is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a construction device for forming holes by a high-pressure water flushing method to construct a tubular well.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a construction equipment of pipe well is executed in high pressure water-washed method pore-forming, includes the double-walled bellows, the internal fixed surface of double-walled bellows installs the strengthening rib support, the bottom inner wall of double-walled bellows has the pipe of punching a hole through first mounting fixed mounting, the upper end of pipe of punching a hole is through first connecting pipe fixedly connected with high pressure water pipe, the one end fixed mounting that first connecting pipe was kept away from to high pressure water pipe has high pressure water pump, the bottom outer wall of double-walled bellows has the sand suction pipe through second mounting fixed mounting, the upper end of sand suction pipe is through second connecting pipe fixedly connected with sand suction pipe, the one end fixed mounting that second connecting pipe was kept away from to sand suction pipe has sand suction pump, the lower fixed surface of double-walled bellows installs the shutoff.

Preferably, the lower end of the punching pipe is fixedly provided with a high-pressure punching nozzle, and the high-pressure punching nozzle is positioned below the plugging cloth.

Preferably, the lower end of the sand suction pipe is fixedly provided with a sand suction head, and the lower surface of the sand suction head and the lower surface of the plugging cloth are positioned on the same horizontal plane.

Preferably, one end of the high-pressure water pump far away from the high-pressure water pipe is fixedly provided with a water inlet pipe, and one end of the sand pump far away from the sand pumping pipe is fixedly provided with a sand discharge pipe.

Preferably, the blocking cloth is double-layer dense mesh woven cloth.

Preferably, the model of the high-pressure water pump is DP30, the model of the sand pump is NSQ50-30-7.5, and the sand pump is electrically connected with an external power supply.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, through arranging the first fixing part, the punching pipe, the first connecting pipe, the high-pressure water pump, the second fixing part, the sand sucking pipe, the second connecting pipe, the sand sucking pump and the plugging cloth, the high-pressure water flushing method is used for hole forming, the quick construction of a pipe well can be completed, the required materials and equipment are simple and easy to purchase, large-scale hole forming equipment such as a slurry protecting wall and a drilling machine is not needed, and the construction cost is effectively reduced; the two processes of hole forming and pipe lowering are combined into one, punching and sand suction operation are combined into one, the well is formed at one time, the construction speed is high, and the working efficiency is high;

to sum up, the utility model discloses can utilize the high-pressure water-washed method to carry out the pore-forming, can accomplish the quick construction of tube-well, simple structure is novel, effectively reduces construction cost, and one-time well completion, construction work face is less, and the time limit for a project is short, and construction speed is fast, and work efficiency is high.

Drawings

Fig. 1 is a schematic view of the overall structure of a construction device for forming holes and constructing a tubular well by a high-pressure water-jet method according to the present invention;

fig. 2 is a partial view of the construction apparatus for forming holes by high pressure water jetting method for constructing pipe wells.

In the figure: the sand-pumping device comprises a double-wall corrugated pipe 1, a reinforcing rib support 2, a first fixing piece 3, a punching pipe 4, a first connecting pipe 5, a high-pressure water pipe 6, a high-pressure water pump 7, a second fixing piece 8, a sand-pumping pipe 9, a second connecting pipe 10, a sand-pumping pipe 11, a sand-pumping pump 12, plugging cloth 13, a high-pressure punching nozzle 14, a sand-pumping head 15, a water inlet pipe 16 and a sand-discharging pipe 17.

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.

Referring to fig. 1-2, a construction device for forming a pipe well by high-pressure water-jet method pore-forming, including a double-wall corrugated pipe 1, a reinforcing rib support 2 is fixedly installed on the inner surface of the double-wall corrugated pipe 1, a punching pipe 4 is fixedly installed on the bottom inner wall of the double-wall corrugated pipe 1 through a first fixing piece 3, a high-pressure water pipe 6 is fixedly connected to the upper end of the punching pipe 4 through a first connecting pipe 5, a high-pressure water pump 7 is fixedly installed at one end of the high-pressure water pipe 6 far away from the first connecting pipe 5, a sand suction pipe 9 is fixedly installed on the bottom outer wall of the double-wall corrugated pipe 1 through a second fixing piece 8, a sand suction pipe 11 is fixedly connected to the upper end of the sand suction pipe 9 through a second connecting pipe 10, a sand suction pump 12 is fixedly installed at one end of.

The lower extreme fixed mounting of punching pipe 4 has high pressure punching nozzle 14, and high pressure punching nozzle 14 is located the below of shutoff cloth 13, and the lower extreme fixed mounting of inhaling husky pipe 9 has sand head 15, and the lower surface of inhaling husky head 15 is located the same horizontal plane with the lower surface of shutoff cloth 13, and the one end fixed mounting that high pressure water pump 7 kept away from high pressure water pipe 6 has inlet tube 16, and the one end fixed mounting that sand pump 12 kept away from sand pump 11 has sand discharge pipe 17, and shutoff cloth 13 is the close mesh formula of bilayer and weaves cloth.

The working principle is as follows: when in use, the double-wall corrugated pipe 1 with the reinforcing rib bracket 2 is placed at a position where a hole needs to be formed in a pipe well construction, the lower surface opening of the double-wall corrugated pipe 1 is wrapped and plugged by using double-layer dense plugging cloth 13 to increase the water permeability and prevent silt from flowing in, a high-pressure pump 7 is started, the high-pressure pump 7 pressurizes water from an external water source of a water inlet pipe 16 and then conveys the water to a high-pressure punching nozzle 14 through a high-pressure water pipe 6, a first connecting pipe 10 and a punching pipe 4, silt is dispersed by high-pressure water and is punched out along with water flow, meanwhile, the double-wall corrugated pipe 1 is manually pressed downwards to gradually insert the corrugated pipe to a preset position, when the double-wall corrugated pipe 1 cannot move downwards due to complex conditions such as sand accumulation and the like when the double-wall corrugated pipe 1 moves downwards, sand around the bottom end of the double-wall corrugated pipe 1 can be pumped away by starting a, thereby be convenient for greatly the work that moves down of double-walled bellows 1, strengthening rib support 2 can promote double-walled bellows 1's bending resistance greatly, the utility model discloses can utilize the high pressure water-washed method to carry out the pore-forming, can accomplish the quick construction of tubular well, simple structure is novel, effectively reduces construction cost, and one-time well completion, construction working face is less, and the time limit for a project is short, and construction speed is fast, and work efficiency is high.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A construction device for a high-pressure water flushing method pore-forming construction pipe well comprises a double-wall corrugated pipe (1) and is characterized in that a reinforcing rib support (2) is fixedly arranged on the inner surface of the double-wall corrugated pipe (1), a punching pipe (4) is fixedly arranged on the inner bottom wall of the double-wall corrugated pipe (1) through a first fixing piece (3), a high-pressure water pipe (6) is fixedly connected to the upper end of the punching pipe (4) through a first connecting pipe (5), a high-pressure water pump (7) is fixedly arranged at one end, far away from the first connecting pipe (5), of the high-pressure water pipe (6), a sand suction pipe (9) is fixedly arranged on the outer bottom wall of the double-wall corrugated pipe (1) through a second fixing piece (8), a sand suction pipe (11) is fixedly connected to the upper end of the sand suction pipe (9) through a second connecting pipe (10), and a sand suction pump (12) is fixedly arranged at one end, far away, and the lower surface of the double-wall corrugated pipe (1) is fixedly provided with plugging cloth (13).

2. The construction device for forming and constructing the pipe well by the high-pressure water jetting method according to claim 1, wherein a high-pressure punching nozzle (14) is fixedly installed at the lower end of the punching pipe (4), and the high-pressure punching nozzle (14) is positioned below the plugging cloth (13).

3. The construction device for forming and constructing the pipe well by the high-pressure water-jet method according to claim 1, wherein a sand suction head (15) is fixedly installed at the lower end of the sand suction pipe (9), and the lower surface of the sand suction head (15) and the lower surface of the plugging cloth (13) are positioned on the same horizontal plane.

4. The construction device for drilling and constructing the tubular well by the high-pressure water jetting method according to claim 1, wherein a water inlet pipe (16) is fixedly installed at one end of the high-pressure water pump (7) far away from the high-pressure water pipe (6), and a sand discharge pipe (17) is fixedly installed at one end of the sand pump (12) far away from the sand pump (11).

5. The construction device for drilling and constructing the tubular well by the high-pressure water jetting method according to claim 1, wherein the plugging cloth (13) is a double-layer close mesh woven cloth.

6. The construction device for drilling and constructing the tubular well by the high-pressure water jetting method according to claim 1, wherein the model of the high-pressure water pump (7) is DP30, the model of the sand pump (12) is NSQ50-30-7.5, and the sand pump (12) is electrically connected with an external power supply.