CN217950269U

CN217950269U - Drill bit for cleaning mud residue of dewatering well

Info

Publication number: CN217950269U
Application number: CN202221900972.2U
Authority: CN
Inventors: 曹喆; 张飞龙; 高志君
Original assignee: Shaanxi Construction Engineering Infrastructure Group Co ltd
Current assignee: Shaanxi Construction Engineering Infrastructure Group Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-02
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a drill bit for clearing precipitation well mud sediment, which comprises a drill bit body, wherein the interior of the drill bit body is of a hollow structure and is provided with a ring pipe, the outer side of the drill bit body is provided with a first mounting hole, the outer side of the ring pipe is provided with a mud pumping pipe, and the end part of the mud pumping pipe penetrates through the first mounting hole and extends outwards; the top of the drill bit body is provided with a first through hole and a second through hole, the top of the annular pipe is provided with a mud outlet pipe, the end part of the mud outlet pipe penetrates through the first through hole and extends outwards, and the second through hole is provided with a water supply pipe; the inner bottom surface of the drill bit body is provided with a water inlet, a water inlet pipe is arranged on the water inlet, and a spherical nozzle is arranged on the outer side of the water inlet pipe. The utility model discloses operation method is simple and easy when using, and has reduced a large amount of manpowers and material resources, has reduced the cost of clearance precipitation shaft bottom silt, better performance precipitation well's effect.

Description

Drill bit for cleaning mud residue of dewatering well

Technical Field

The utility model relates to a construction technical field, concretely relates to a drill bit for clearing up precipitation well mud sediment.

Background

With the rapid development of high-rise buildings, according to the underground water control technical specifications of buildings and municipal works and the requirements of a deep foundation pit precipitation construction scheme in the construction process of a building foundation pit, when the elevation of an excavation bottom surface is lower than the underground water level, because the aquifer of soil is cut off, the underground water can continuously seep into the pit, at the moment, if no precipitation measure is taken, the construction condition can be deteriorated, and more seriously, slope collapse and foundation bearing capacity can be reduced after the soil is softened by water. Therefore, a precipitation well needs to be arranged in the pit, and an underground drainage system which can be utilized is arranged in the excavation process of the foundation pit, so that underground water permeates into the precipitation well and is drained to the ground by a water pump.

When earthwork works in a precipitation well area, silt may fall into the precipitation well to cause the blockage of the precipitation well, so that the expected precipitation effect cannot be achieved, at the moment, well digging equipment or dredging equipment is needed to carry out dredging, but the construction cost of the well digging equipment or the dredging equipment is high, the operation is complex, and the blockage problem cannot be quickly and rapidly treated.

SUMMERY OF THE UTILITY MODEL

In order to solve one of the technical defects, the utility model provides a drill bit for clearing precipitation well mud sediment.

According to the utility model provides a pair of a drill bit for clearing up precipitation well mud sediment, include: the drill bit comprises a drill bit body, wherein the interior of the drill bit body is of a hollow structure and is provided with an annular pipe, a first mounting hole is formed in the outer side of the drill bit body, a mud pumping pipe is arranged on the outer side of the annular pipe, and the end part of the mud pumping pipe penetrates through the first mounting hole and extends outwards;

the top of the drill bit body is provided with a first through hole and a second through hole, the top of the annular pipe is provided with a mud outlet pipe, the end part of the mud outlet pipe penetrates through the first through hole and extends outwards, and the second through hole is provided with a water supply pipe;

the inner bottom surface of the drill bit body is provided with a water inlet, a water inlet pipe is arranged on the water inlet, and a spherical nozzle is arranged on the outer side of the water inlet pipe.

In the utility model, an acute angle is formed between the mud pumping pipe and the outer side of the annular pipe.

The utility model discloses in, take out the mud pipe and set up a plurality ofly along the annular tube axial circumference, all be equipped with the sieve in a plurality of mud pipes of taking out.

The utility model discloses in, spherical nozzle sets up a plurality ofly along inlet tube axial circumference.

The utility model discloses in, the bottom of annular tube is equipped with branch, and branch sets up on the interior bottom surface of drill bit body, and is located around the water inlet.

The utility model discloses in, the bottom of inlet tube is equipped with the anticollision ring, and the quantity of anticollision ring is two, and is the cross setting.

The utility model discloses in, the top of drill bit body still is equipped with the pull ring, and the quantity of pull ring is two.

Adopt the utility model provides a pair of a drill bit for clearing up precipitation well mud sediment has following advantage:

1. the mud outlet pipe and the water inlet pipe on the drill bit body are respectively connected with the water pump and the high-pressure water device, the pull ring is fixed with the stranded wire, the drill bit body is put into mud residues in the precipitation well through the stranded wire, the mud residues and accumulated silt are discharged from the precipitation well through the water pump when the high-pressure water device is used for dispersing the mud residues, the operation method is simple and easy, a large amount of manpower and material resources are reduced, the cost for cleaning the mud at the bottom of the precipitation well is reduced, and the effect of the precipitation well is better played.

2. The mud pumping pipe and the outer side of the annular pipe are arranged at an acute angle, so that accumulated silt in the precipitation well can be fully cleaned in the mud pumping process.

3. The spherical nozzle that the inlet tube outside set up can be according to the nimble rivers injection direction of adjustment and angle of the effort that high pressure water pressure and silt flowed at the desilting in-process, and the sediment is fully dispersed and is clear away in the precipitation well.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a schematic view of the overall structure of a drill bit for cleaning mud residue in a dewatering well provided by the utility model;

FIG. 2 is a schematic view of the internal structure of a drill body in the drill for cleaning mud residue in a dewatering well provided by the utility model;

fig. 3 is a schematic view of the bottom structure of the drill bit for cleaning mud residue in dewatering wells provided by the utility model.

In the figure: the drilling bit comprises a drilling bit body 1, a mud pumping pipe 2, a mud discharging pipe 3, a water feeding pipe 4, a pull ring 5, a sieve plate 6, a water inlet pipe 7, a spherical nozzle 8, an anti-collision ring 9, an annular pipe 10, a support rod 11 and a water inlet 12.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present invention more clearly understood, the following description is made in further detail for the exemplary embodiments of the present invention with reference to the accompanying drawings, and it is obvious that the described embodiments are only some of the embodiments of the present invention, and are not exhaustive of all the embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the realization the utility model discloses an in-process, the inventor discovers, among the prior art when earthwork works in precipitation well region operation, silt can fall into and cause precipitation well jam in the precipitation well to can not reach anticipated precipitation effect, at this moment will need equipment of digging a well or desilting equipment to carry out the desilting, but the construction cost of equipment of digging a well or desilting equipment is higher, operates complicacy, can not swiftly, handle the jam problem rapidly.

As shown in fig. 1 to 3, a drill bit for cleaning mud residue of an dewatering well comprises: the drill bit comprises a drill bit body 1, wherein the interior of the drill bit body 1 is of a hollow structure and is provided with an annular pipe 10, a first mounting hole is formed in the outer side of the drill bit body 1, a mud pumping pipe 2 is arranged on the outer side of the annular pipe 10, and the end part of the mud pumping pipe 2 penetrates through the first mounting hole and extends outwards;

the top of the drill bit body 1 is provided with a first through hole and a second through hole, the top of the annular pipe 10 is provided with a mud outlet pipe 3, the end part of the mud outlet pipe 3 penetrates through the first through hole and extends outwards, and the second through hole is provided with a water supply pipe 4;

a water inlet 12 is formed in the inner bottom surface of the drill bit body 1, a water inlet pipe 7 is arranged on the water inlet 12, and a spherical nozzle 8 is arranged on the outer side of the water inlet pipe 7.

In the specific implementation process, the mud pumping pipes 2 and the outer sides of the annular pipes 10 are arranged in an acute angle, a plurality of mud pumping pipes 2 are arranged along the axial circumference of the annular pipes 10, and sieve plates 6 are arranged in the mud pumping pipes 2; the mud outlet pipe 3 is arranged at two opposite ends of the top of the annular pipe 10, the bottom of the annular pipe 10 is provided with a support rod 11, and the support rod 11 is arranged on the inner bottom surface of the drill bit body 1 and is positioned around the water inlet 12; the bottom of the water inlet pipe 7 is provided with two anti-collision rings 9, and the anti-collision rings 9 are arranged in a crossed manner; the top of the drill bit body 1 is also provided with two pull rings 5, and the number of the pull rings 5 is two and is arranged at two ends of the drill bit body 1.

During operation, the cable is fixedly connected with the two pull rings 5 respectively, then the drill bit body 1 is thrown into mud slag or sludge in a precipitation well, and the anti-collision ring 9 arranged at the bottom of the water inlet pipe 7 in a crossed mode can prevent the water inlet pipe 7 from being damaged due to collision in the process of lowering; the mud outlet pipe 3 and the water supply pipe 4 are respectively connected with a water pump and a high-pressure water device, the high-pressure water device utilizes the water supply pipe 4 to supply water flow into the drill bit body 1, and the drill bit body 1 gradually sinks to the deepest part of mud residue or silt under the influence of the gravity and the impact force of the water flow inside the drill bit body; meanwhile, the spherical nozzle 8 on the outer side of the water supply pipe 4 sprays water flow out, and the spherical nozzle 8 can flexibly adjust the spraying angle under the action of high-pressure water impact force and water flow in the precipitation well in the water flow spraying process, so that sludge in the precipitation well is fully dispersed; at this moment, start the water pump, the water pump utilizes and takes out the long-pending silt of mud pipe 2 in with the precipitation well and take out, and at the in-process of taking out the silt, the sieve 6 of taking out in the mud pipe 2 can stop outside the great object of diameter, avoids causing the inside jam of annular tube 10 to cause and takes out the silt inefficacy, takes out mud pipe 2 and takes out long-pending silt to send annular tube 10 in, discharges mud sediment or long-pending silt through play mud pipe 3 at last.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a drill bit for clearing up precipitation well mud sediment which characterized in that includes: the drill bit comprises a drill bit body (1), wherein the interior of the drill bit body (1) is of a hollow structure and is provided with an annular pipe (10), a first mounting hole is formed in the outer side of the drill bit body (1), a mud pumping pipe (2) is arranged on the outer side of the annular pipe (10), and the end part of the mud pumping pipe (2) penetrates through the first mounting hole and extends outwards;

a first through hole and a second through hole are formed in the top of the drill bit body (1), a mud outlet pipe (3) is arranged on the top of the annular pipe (10), the end part of the mud outlet pipe (3) penetrates through the first through hole and extends outwards, and a water supply pipe (4) is arranged on the second through hole;

a water inlet (12) is formed in the inner bottom surface of the drill bit body (1), a water inlet pipe (7) is arranged on the water inlet (12), and a spherical nozzle (8) is arranged on the outer side of the water inlet pipe (7).

2. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the mud pumping pipe (2) is arranged at an acute angle to the outside of the annular pipe (10).

3. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the mud pumping pipes (2) are arranged in plurality along the axial circumference of the annular pipe (10), and a sieve plate (6) is arranged in each of the plurality of mud pumping pipes (2).

4. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the plurality of spherical nozzles (8) are arranged along the axial circumference of the water inlet pipe (7).

5. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the bottom of the annular pipe (10) is provided with a support rod (11), and the support rod (11) is arranged on the inner bottom surface of the drill bit body (1) and around the water inlet (12).

6. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the bottom of the water inlet pipe (7) is provided with two anti-collision rings (9), and the anti-collision rings (9) are arranged in a cross manner.

7. The drill bit for cleaning mud in dewatering wells according to claim 1, characterized in that the top of the drill bit body (1) is further provided with two pull rings (5), and the number of the pull rings (5) is two.