CN115254448A

CN115254448A - Slurry centrifugal system

Info

Publication number: CN115254448A
Application number: CN202210925226.7A
Authority: CN
Inventors: 闫峰为; 陈志芳; 王飞; 孙博文; 刘德用; 焦立冬
Original assignee: China Chemical Construction Investment Group Co ltd
Current assignee: China Chemical Construction Investment Group Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-11-01

Abstract

A slurry centrifugal system comprises a fixed cylinder, an annular plate, a convex structure, a connecting cylinder, a connecting cover, a drill rod and blades; the fixed cylinder and the annular plate are integrally arranged, the annular plate is arranged on the outer wall of the fixed cylinder, pile holes are formed in the platform, the fixed cylinder is arranged in the pile holes, and the annular plate is overlapped above the platform; both ends are provided with the through-hole about the connecting cylinder, the outer wall of connecting cover and solid fixed cylinder all is provided with the blind hole, the through-hole of connecting cylinder lower extreme passes through first connecting piece with the blind hole on the solid fixed cylinder and is connected, the blind hole of connecting cylinder upper end passes through the second connecting piece with the blind hole that the connection was covered and is connected.

Description

Slurry centrifugal system

Technical Field

The invention relates to the field of cast-in-place piles and piling, in particular to a slurry centrifugal system.

Background

The cast-in-place pile is a pile formed by forming a hole in place and pouring concrete or reinforced concrete. The process comprises the following steps: the method comprises the process flows of driving into a steel pipe casing, drilling, cleaning slurry holes, pouring concrete and the like. The process is widely applied to the environments of land, bridges, underwater, seabed and the like, and the matching process is slightly different under the condition of the same basic principle when different applications are carried out.

In actual practice, the following problems exist:

1. when the hole cleaning process of the slurry is carried out in the prior art, a sedimentation tank and a slurry tank are matched, the slurry precipitated in the sedimentation tank enters the slurry tank to continue the next process, however, the sedimentation tank needs to be precipitated for a period of time, and the factor of the precipitation time can cause the circulation of the slurry to be untimely.

2. The prior art has a mud-sand centrifugal technology, sand and stone in mud are centrifuged to a far end, but only the centrifugal technology is adopted, and the technology of how to process the sand and stone at the far end after centrifugation to separate the sand and stone from the mud is not adopted.

3. In the process of sand and stone mud separation, the sediment separation structure can influence the flow of mud, and can also generate spatial interference on the original centrifugal equipment such as blades, and no solution is provided.

4. In the prior art, the centrifugal blades only play roles of stirring and centrifuging, and do not have more functions of guiding, filtering and the like.

5. During drilling in the prior art, the drill rod is selected to be drilled after the size of the drill rod is selected, the centrifugal device is detachably connected to the corresponding position on the drill rod, and errors exist after drilling is completed, so that the centrifugal device and the slurry discharge hole cannot be accurately corresponding to each other.

6. When connecting a plurality of pipelines in main part of prior art, a pipeline adjustment needs all pipelines and then adjusts together, and the debugging is maintained comparatively troublesome.

Disclosure of Invention

In order to overcome the above problems, the present invention proposes a solution to solve the above problems simultaneously.

The technical scheme adopted by the invention for solving the technical problems is as follows: a slurry centrifugal system comprises a fixed cylinder, an annular plate, a convex structure, a connecting cylinder, a connecting cover, a drill rod and blades; the fixed cylinder and the annular plate are integrally arranged, the annular plate is arranged on the outer wall of the fixed cylinder, pile holes are formed in the platform, the fixed cylinder is arranged in the pile holes, and the annular plate is overlapped above the platform; through holes are formed in the upper end and the lower end of the connecting cylinder, blind holes are formed in the outer walls of the connecting cover and the fixed cylinder, the through hole in the lower end of the connecting cylinder is connected with the blind hole in the fixed cylinder through a first connecting piece, and the blind hole in the upper end of the connecting cylinder is connected with the blind hole in the connecting cover through a second connecting piece;

the upper cover plate of the connecting cover is provided with a central hole, the drill rod penetrates through the central hole, the inner peripheral wall of the connecting cover is provided with the convex structure, the upper end of the convex structure is connected with the upper cover plate, a sedimentation tank port is arranged at the position of one side of the convex structure on the peripheral wall of the connecting cover, and a slurry tank port is arranged at the position of the other side of the convex structure; a through groove is formed in the protruding structure;

the blade comprises a main body part and a head part; one end of the main body part is connected with the drill rod, the other end of the main body part is connected with the head part, and the head part is detachably connected with the main body part; as the blades rotate, the head may pass through the through slot, the head comprising a shell; the shell comprises a cavity inside and comprises a rear side plate and an end plate; the rear side plate is provided with a filter hole to be communicated with the cavity, and the end plate is provided with a square hole to be communicated with the cavity;

the connecting cover comprises a left cover and a right cover, the left cover is provided with a protruding structure, a sedimentation tank opening and a left upper end opening, the right cover is provided with a slurry tank opening and a right upper end opening, the left cover and the right cover are detachably connected, and the left upper end opening and the right upper end opening are enclosed to form the center hole.

Preferably, the number of the blind holes is multiple.

Preferably, the connecting cover and the blind holes in the fixed cylinder are arranged in the vertical direction.

Preferably, the blade is detachably connected with the drill rod.

Preferably, the housing further comprises a front side plate which pushes mud away during rotation of the blades.

Preferably, the front side plate is not provided with a through hole.

Preferably, the number of the blades is four.

Preferably, the number of the filter holes is multiple.

Preferably, the sedimentation tank port is connected to the sedimentation tank through a pipeline.

Preferably, the mud pit port is connected to the mud pit through a pipeline.

The invention has the beneficial effects that:

1. to the 1 st point that the background art provided, set up centrifugal device on the drilling rod, centrifugal device is with the sand centrifugation to the distal end to discharge to the sedimentation tank through the sedimentation tank export, thereby mud behind the centrifugal sand stone passes through the mud pit export and discharges to the mud pit and can in time use, thereby sand stone concentration in the sedimentation tank is higher than prior art in addition, the effect of once deposiing is the same with the effect of depositing many times among the prior art, thereby greatly increased clear hole efficiency.

2. To the 2 nd point that the background art provided, set up protruding structure inside connecting the lid, protruding structure one side is equipped with the sedimentation tank export, the opposite side is equipped with the mud pit export, the side of one side is the angle design with the axis of sedimentation tank export to better keep off the gravel and sand into the sedimentation tank export.

3. To the 3 rd point that the background art provided, seted up logical groove in the inside of protruding structure, the blade can rotate to pass logical groove to avoid interfering, and the design of leading to the groove also allows the mud in bigger space to flow, avoids protruding structure excessively to encroach on the space that flows.

4. The 4 th point that proposes to the background art, the design that leads to the groove can lead to partly gravel and sand can't obtain effectual blockking in fact, however the blade falls into two parts, one part is basic function main part, one part is functional module portion, functional module portion includes end plate and curb plate, the curb plate is the perforated plate, when the blade gets into logical groove, the perforated plate can replace the effect that realizes blockking gravel and sand, the defect that logical groove design brought has been compensatied, the through-hole has been seted up on the end plate in addition, after the blade passes through logical groove, the through-hole can guide the mud that gets into in functional module portion to flow into the mud pit export, the blade has also been avoided excessively encroaching on the space that flows.

5. To the 5 th point of background art, all be equipped with a plurality of blind holes on the fixed cylinder, the connection cover, both ends are equipped with the through-hole about adjusting the section of thick bamboo, can cover the height of export through the connection regulation between through-hole and the different blind holes to centrifugal device's on the adaptation drilling rod position.

6. To the 6 th point of background art, will connect the lid to set to left and right sides butt joint lid to be convenient for example need not move the mud pit pipeline when dismantling maintenance sedimentation tank pipeline.

Note: the foregoing designs are not sequential, each of which provides a distinct and significant advance in the present invention over the prior art.

Drawings

The invention is further illustrated by the following examples in conjunction with the drawings.

FIG. 1 is a schematic view of the present invention showing the relationship between the exposed drill rod and the connection cover

FIG. 2 is a schematic sectional top view of the connection cover of the present invention

FIG. 3 is a three-dimensional schematic view of the blade head of the present invention

FIG. 4 is a three-dimensional schematic view of the rear side panel of the present invention

FIG. 5 is a schematic cross-sectional view of a projection structure of the present invention

FIG. 6 is a schematic view of the left and right covers of FIG. 2 being separated by a separation line

In the figures, the reference numerals are as follows:

1. platform/ground 2, fixed cylinder 3, annular plate 4, bulge structure 5, connecting cylinder 6, connecting cover 7, drilling rod 8, sedimentation tank mouth 9, mud tank mouth 10, blade 11, main part 12, head 13, logical groove 14, curb plate 15, end plate 16, square hole 17, filtration pore 18, left side lid 19, right side lid.

Detailed Description

As shown in the figure: a slurry centrifugal system comprises a fixed cylinder, an annular plate, a convex structure, a connecting cylinder, a connecting cover, a drill rod and blades; the fixed cylinder and the annular plate are integrally arranged, the annular plate is arranged on the outer wall of the fixed cylinder, pile holes are formed in the platform, the fixed cylinder is arranged in the pile holes, and the annular plate is lapped above the platform; through holes are formed in the upper end and the lower end of the connecting cylinder, blind holes are formed in the outer walls of the connecting cover and the fixed cylinder, the through hole in the lower end of the connecting cylinder is connected with the blind hole in the fixed cylinder through a first connecting piece, and the blind hole in the upper end of the connecting cylinder is connected with the blind hole in the connecting cover through a second connecting piece;

the upper cover plate of the connecting cover is provided with a central hole, the drill rod penetrates through the central hole, the inner peripheral wall of the connecting cover is provided with the protruding structure, the upper end of the protruding structure is connected with the upper cover plate, a sedimentation tank opening is formed in the position, located on one side of the protruding structure, of the peripheral wall of the connecting cover, and a slurry tank opening is formed in the position, located on the other side of the protruding structure, of the peripheral wall of the connecting cover; a through groove is formed in the protruding structure;

As shown in the figure: the number of the blind holes is multiple. The connecting cover and the blind holes in the fixed cylinder are arranged in the vertical direction. The blade is detachably connected with the drill rod. The housing also includes a front side plate that pushes the slurry away from the housing during rotation of the blades. The front side plate is not provided with a through hole. The number of the blades is four. The number of the filter holes is multiple. The mouth of the sedimentation tank is connected to the sedimentation tank through a pipeline. The mud tank port is connected to the mud tank through a pipeline.

The above detailed description is directed to a specific example of a possible embodiment of the present invention, which is not intended to limit the scope of the invention, but rather the scope of the invention is intended to include all equivalent implementations or modifications without departing from the scope of the invention.

Claims

1. A slurry centrifuge system, comprising: the device comprises a fixed cylinder, an annular plate, a protruding structure, a connecting cylinder, a connecting cover, a drill rod and blades; the fixed cylinder and the annular plate are integrally arranged, the annular plate is arranged on the outer wall of the fixed cylinder, pile holes are formed in the platform, the fixed cylinder is arranged in the pile holes, and the annular plate is lapped above the platform; through holes are formed in the upper end and the lower end of the connecting cylinder, blind holes are formed in the outer walls of the connecting cover and the fixed cylinder, the through hole in the lower end of the connecting cylinder is connected with the blind hole in the fixed cylinder through a first connecting piece, and the blind hole in the upper end of the connecting cylinder is connected with the blind hole in the connecting cover through a second connecting piece;

the connecting cover comprises a left cover and a right cover, the left cover is provided with a protruding structure, a sedimentation tank opening and a left upper end opening, the right cover is provided with a slurry tank opening and a right upper end opening, the left cover and the right cover are detachably connected, and the left upper end opening and the right upper end opening are encircled to form the center hole.

2. A slurry centrifugation system according to claim 1, wherein: the number of the blind holes is multiple.

3. A slurry centrifugation system according to claim 2, wherein: the connecting cover and the blind holes in the fixed cylinder are arranged in the vertical direction.

4. A slurry centrifugation system according to claim 1, wherein: the blades are detachably connected with the drill rod.

5. A slurry centrifugation system according to claim 1, wherein: the housing also includes a front side plate that pushes the slurry away from the housing during rotation of the blades.

6. A slurry centrifugation system according to claim 5, wherein: the front side plate is not provided with a through hole.

7. A slurry centrifugation system according to claim 1, wherein: the number of the blades is four.

8. A slurry centrifugation system according to claim 1, wherein: the number of the filter holes is multiple.

9. A slurry centrifugation system according to claim 1, wherein: the mouth of the sedimentation tank is connected to the sedimentation tank through a pipeline.

10. A slurry centrifugation system according to claim 1, wherein: the mud pool port is connected to the mud pool through a pipeline.