CN210521911U - Pile foundation construction mud circulation residue filter device - Google Patents
Pile foundation construction mud circulation residue filter device Download PDFInfo
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- CN210521911U CN210521911U CN201921364520.5U CN201921364520U CN210521911U CN 210521911 U CN210521911 U CN 210521911U CN 201921364520 U CN201921364520 U CN 201921364520U CN 210521911 U CN210521911 U CN 210521911U
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Abstract
A pile foundation construction mud circulation residue filtering device relates to the technical field of pile foundation construction and comprises a cylindrical steel cylinder, wherein the steel cylinder is transversely arranged, the rear end face of the steel cylinder is perpendicular to a central shaft, the included angle between the front end face and the rear end face is an acute angle, the front end face faces the front upper part, a filter screen is arranged in the steel cylinder and is parallel to the front end face, a residue baffle plate is arranged at the foremost end of the front end face, a sealing plate is arranged on the rear end face, and a slurry outlet pipe communicated with the steel cylinder is arranged at the lower end of the sealing plate; the slurry inlet pipe is arranged at the upper end of the steel cylinder and close to the rear end face, and the connection part of the slurry inlet pipe and the steel cylinder is positioned above the filter screen. The mud can directly flow back to the hole for continuous cyclic utilization without precipitation after being filtered by the filter residue device, and the hole forming construction is not influenced when the drilling slag is cleaned, so that the aims of improving the operation efficiency and reducing the construction cost are fulfilled.
Description
Technical Field
The utility model relates to a pile foundation construction technical field, concretely relates to pile foundation construction mud circulation residue filter device.
Background
The construction of the cast-in-place pile adopts mechanical drilling and mud wall protection, the influence of the pore-forming process on the surrounding soil body is small, the construction process is mature, and the application is very wide. The bored pile hole-forming construction is to carry away the drilling slag through the mud circulation retaining wall; in the traditional cast-in-place pile construction, a mud pit is generally used for mud circulation, mud with slag pumped out of a pile hole is discharged into the mud pit and stands for drilling slag precipitation, and a mud pump is used for pumping the precipitated mud back into the pile hole for recycling; when the number of pile foundations is large or the pile foundations works on water, the mud pit is large in demand and limited in working space, and the traditional mud sedimentation circulation method is difficult to adapt to construction requirements.
Disclosure of Invention
In order to solve the problem of the prior art, the utility model provides a pile foundation construction mud circulation filter residue device, mud can not influence the pore-forming construction when the sediment is bored in the clearance simultaneously to continuation cyclic utilization in can not depositing direct reflux to downthehole after filter residue device filters to reach the purpose that improves the operating efficiency, reduces construction cost.
The purpose of the utility model can be realized by the following technical proposal: a pile foundation construction mud circulation residue filtering device comprises a cylindrical steel cylinder, wherein the steel cylinder is transversely arranged, the rear end face of the steel cylinder is perpendicular to a central shaft, the included angle between the front end face and the rear end face is an acute angle, the front end face faces to the front upper side, a filter screen is installed in the steel cylinder and is parallel to the front end face, a residue blocking plate is installed at the foremost end of the front end face, a sealing plate is installed on the rear end face, and a slurry outlet pipe communicated with the steel cylinder is arranged at the lower end of the sealing plate; the slurry inlet pipe is arranged at the upper end of the steel cylinder and close to the rear end face, and the connection part of the slurry inlet pipe and the steel cylinder is positioned above the filter screen.
Preferably, an upward slurry inlet groove is formed in the upper end of the steel cylinder and is located at the upper end of the filter screen, and the slurry inlet pipe is connected to the side face of the slurry inlet groove.
Preferably, the included angle between the front end face and the rear end face is 45-75 degrees.
Preferably, the height of the lower end of the slag baffle, which extends out of the steel cylinder, is greater than the height of the lower end of the sealing plate, which extends out of the steel cylinder.
Preferably, the connection part of the slag trap and the steel cylinder is in transition connection, and the lower end of the transition connection part is provided with an opening and a slag receiving box is placed.
Preferably, the filter screen is made of a steel wire filter screen and a steel bar mesh.
The utility model discloses an application principle:
the mud slurry with the slag flows into the slurry inlet groove through the slurry inlet pipe, is filtered after falling on the steel filter screen, the drilling slag slides to the slag baffle plate from the filter screen and falls into the slag receiving box, the filtered mud slurry flows into the steel cylinder, the performance of the circulated mud slurry is maintained, and the filtered mud slurry is pumped out through the slurry outlet pipe and directly returns to the pile hole for continuous use; the slag receiving box is responsible for receiving the separated drilling slag and impurity stains, the drilling slag is intensively processed through the crane, and the influence of the cleaning mud tank on mud circulation is eliminated.
The utility model discloses the combined effect who brings includes: the novel structure is simple, the manufacture is convenient, the integral structure is good, and the movement and the transportation are convenient; the self weight of the slurry is skillfully utilized to filter the drilling slag, and the slope is utilized to increase the filtering area of the slurry; the mud flows into the steel cylinder from the mud inlet pipe and then moves along the steel bar net sheet and the filter screen to the lower direction, the drilling slag is filtered by the filter screen along with the movement of the mud, falls to the slag baffle plate through self-weight and falls into the slag receiving box, and the mud flows out through the mud outlet pipe through the filter screen; in addition, this is novel through mud cyclic motion dynamic filtration mud, has saved mud and has stood the sediment link, has thoroughly eliminated the construction intermittence in clearance mud pit, promotes mud circulation efficiency and pile foundation efficiency of construction.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic side view of an embodiment of the present invention.
Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.
Detailed Description
The invention is further described with reference to the following figures and examples.
Examples
A pile foundation construction mud circulation residue filtering device comprises a cylindrical steel cylinder 1, wherein the steel cylinder 1 is transversely arranged, the rear end face 11 of the steel cylinder is perpendicular to a central shaft, the included angle between the front end face 12 and the rear end face 11 is 60 degrees, the front end face 12 faces the front upper part, a filter screen 2 is installed in the steel cylinder 1, the filter screen 2 is parallel to the front end face 12, the filter screen 2 is made of a steel wire filter screen and a steel mesh sheet, a residue blocking plate 3 is installed at the foremost end of the front end face 12, a sealing plate 4 is installed on the rear end face 11, and a slurry outlet pipe 5 communicated with the steel cylinder 1 is arranged at the lower end of the sealing plate 4; the grout inlet pipe 6 is arranged at the upper end of the steel cylinder 1 and close to the rear end face 11, and the joint of the grout inlet pipe 6 and the steel cylinder 1 is positioned above the filter screen 2.
An upward slurry inlet groove 7 is formed in the upper end of the steel cylinder 1, the slurry inlet groove 7 is located at the upper end of the filter screen 2, and the slurry inlet pipe 6 is connected to the side face of the slurry inlet groove 7; the mud with the drilling slag extracted from the pile hole flows into the mud inlet groove 7 from the mud inlet pipe 6, falls onto the filter screen 2 from the mud inlet groove 7, filters the drilling slag, falls into the steel cylinder 1 from the filter screen 2, is extracted from the mud outlet pipe 5, and returns to the pile hole for recycling. The height of the lower end of the slag trap 3 extending out of the steel cylinder 1 is greater than the height of the lower end of the seal plate 4 extending out of the steel cylinder 1; when the whole steel cylinder 1 is placed, the front end of the steel cylinder 1 is high, and the rear end of the steel cylinder 1 is low, so that the whole steel cylinder 1 is inclined backwards, the steel cylinder 1 can store partial slurry, and the slurry outlet pipe 5 cannot be evacuated. The connection part of the slag trap 3 and the steel cylinder 1 is in transition connection, the lower end of the transition connection part is provided with an opening, and a slag receiving box 8 is arranged; the filtered drilling slag can be collected in the slag receiving box 8, so that the post-treatment is convenient.
The utility model discloses use principle:
the mud slurry with the slag flows into a slurry inlet groove 7 through a slurry inlet pipe 6, is filtered after falling into a steel filter screen 2, drilling slag slides to a slag baffle plate 3 from the filter screen 2 and falls into a slag receiving box 8, the filtered mud slurry flows into a steel cylinder 1, the performance of the circulated mud slurry is maintained, and the filtered mud slurry is pumped out through a slurry outlet pipe 5 and directly returns to a pile hole for continuous use; the slag receiving box 8 is used for receiving the separated drilling slag and impurity stains, and the drilling slag is intensively processed through a crane, so that the influence of cleaning a mud pit on mud circulation is eliminated.
The embodiment of the utility model provides a comprehensive effect brought includes: the novel structure is simple, the manufacture is convenient, the integral structure is good, and the movement and the transportation are convenient; the self weight of the slurry is skillfully utilized to filter the drilling slag, and the slope is utilized to increase the filtering area of the slurry; the mud flows into the steel cylinder 1 from the mud inlet pipe 6 and then moves along the steel bar net sheet and the filter screen 2 to the lower direction, the drilling slag is filtered by the filter screen 2 along with the movement of the mud, falls to the slag baffle plate 3 through self-weight and falls into the slag receiving box 8, and the mud flows out through the mud outlet pipe 5 through the filter screen 2; in addition, this is novel through mud cyclic motion dynamic filtration mud, has saved mud and has stood the sediment link, has thoroughly eliminated the construction intermittence in clearance mud pit, promotes mud circulation efficiency and pile foundation efficiency of construction.
The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.
Claims (6)
1. The device for circularly filtering the residues of the slurry in the pile foundation construction is characterized by comprising a cylindrical steel cylinder, wherein the steel cylinder is transversely arranged, the rear end face of the steel cylinder is perpendicular to a central shaft, the included angle between the front end face and the rear end face is an acute angle, the front end face faces to the front upper part, a filter screen is arranged in the steel cylinder and is parallel to the front end face, a slag blocking plate is arranged at the foremost end of the front end face, a sealing plate is arranged on the rear end face, and a slurry outlet pipe communicated with the steel cylinder is arranged at the lower end of the sealing plate; the slurry inlet pipe is arranged at the upper end of the steel cylinder and close to the rear end face, and the connection part of the slurry inlet pipe and the steel cylinder is positioned above the filter screen.
2. The pile foundation construction mud circulation residue filtering device according to claim 1, wherein an upward slurry inlet groove is formed in the upper end of the steel cylinder, the slurry inlet groove is located at the upper end of the filter screen, and the slurry inlet pipe is connected to the side face of the slurry inlet groove.
3. The pile foundation construction mud circulation residue filtering device according to claim 2, wherein the included angle between the front end face and the rear end face is 45-75 degrees.
4. The pile foundation construction mud circulation residue filtering device of claim 3, wherein the height of the lower end of the slag trap, which extends out of the steel cylinder, is greater than the height of the lower end of the sealing plate, which extends out of the steel cylinder.
5. The pile foundation construction mud circulation residue filtering device according to any one of claims 1-4, wherein the joint of the slag trap and the steel cylinder is a transition joint, the lower end of the transition joint is open, and a residue receiving box is placed.
6. The pile foundation construction mud circulation residue filtering device of claim 5, wherein the filter screen is made of a steel mesh sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921364520.5U CN210521911U (en) | 2019-08-21 | 2019-08-21 | Pile foundation construction mud circulation residue filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921364520.5U CN210521911U (en) | 2019-08-21 | 2019-08-21 | Pile foundation construction mud circulation residue filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210521911U true CN210521911U (en) | 2020-05-15 |
Family
ID=70602312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921364520.5U Active CN210521911U (en) | 2019-08-21 | 2019-08-21 | Pile foundation construction mud circulation residue filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210521911U (en) |
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2019
- 2019-08-21 CN CN201921364520.5U patent/CN210521911U/en active Active
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