CN214741177U - Self-filtering mud pit of cast-in-situ bored pile - Google Patents

Self-filtering mud pit of cast-in-situ bored pile Download PDF

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Publication number
CN214741177U
CN214741177U CN202121497557.2U CN202121497557U CN214741177U CN 214741177 U CN214741177 U CN 214741177U CN 202121497557 U CN202121497557 U CN 202121497557U CN 214741177 U CN214741177 U CN 214741177U
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mud
pit
mud pit
self
filtering
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CN202121497557.2U
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王斓
胡建宾
姜涌
赵勇
杜洪儒
刘哲
朱鹏飞
白宇
李桐
李锁辉
陈俐光
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China Construction First Group Corp Ltd
China Construction Municipal Engineering Corp Ltd
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China Construction First Group Corp Ltd
China Construction Municipal Engineering Corp Ltd
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Abstract

The utility model discloses a self-filtering mud pit of drilling bored concrete pile, self-filtering mud pit of drilling bored concrete pile is including the mud pit of making that has the same height that connects gradually, mud pit and sedimentation tank, the mud pit that makes for generating mud has first cross sectional area, the mud pit that is used for saving mud has second cross sectional area, mud pit intercommunication makes the mud pit with input mud, mud pump intercommunication mud pit is with the mud wherein of pumping, the sedimentation tank has the third cross sectional area, the slope of falling the sediment is established in the sedimentation tank bottom, the slope of falling the sediment slope makes progress towards mud pit direction, arrange the bottom that the sediment baffle can open and close establish the one side of keeping away from the mud pit at the sedimentation tank. The self-filtering mud pit of the cast-in-situ bored pile can be recycled and transported to a use place, so that the repeated excavation on site is avoided, and the mud filtering quality is ensured.

Description

Self-filtering mud pit of cast-in-situ bored pile
Technical Field
The utility model relates to a bored concrete pile technical field especially relates to a self-filtering mud pit of bored concrete pile.
Background
In the existing cast-in-situ bored pile, a mud pit is excavated before pore forming, foundation soil is subjected to excavation disturbance and water soaking, the excavated mud pit causes adverse environmental influence, the bearing capacity of the foundation soil is reduced, and slag enters slurry to cause mechanical blockage, and the thickness of the sediment at the pile end exceeds the design requirement, so that the construction quality is reduced.
The above information disclosed in the background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is well known to those of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a self-filtering mud pit of drilling bored concrete pile. In order to achieve the above object, the present invention provides the following technical solutions:
the self-filtering mud pit of the cast-in-situ bored pile of the utility model comprises a mud making pit, a mud pit and a sedimentation tank which are connected in sequence and have the same height, wherein,
a mud-making tank for generating mud having a first cross-sectional area,
a mud pit for storing mud, the mud pit having a second cross-sectional area, the mud pit communicating with the mud making pit for inputting the mud,
a mud pump in communication with the mud pit for pumping mud therefrom,
a settling tank having a third cross-sectional area, the settling tank comprising,
a deslagging slope which is arranged at the bottom of the sedimentation tank, inclines upwards towards the mud tank,
and the slag discharge baffle is arranged at the bottom of one side of the sedimentation tank far away from the mud tank in an openable and closable manner.
In the self-filtering type mud pit of the cast-in-situ bored pile, the other end of the mud pump is connected with a drilling machine to pump mud into a drilled hole.
In the self-filtering mud pit of the cast-in-situ bored pile, the drilling liquid is communicated with the sedimentation tank to convey mud from a drill hole into the sedimentation tank.
In the self-filtering mud pit of the cast-in-situ bored pile, the drilling machine comprises a water tap for introducing water, and the water and mud are mixed and enter a drilled hole through a drill pipe.
In the self-filtering mud pit of the cast-in-situ bored pile, the drilling machine comprises a drilling machine rotating device, a drill rod connected with the drilling machine rotating device and a drill bit connected with the drill rod.
In the self-filtering type mud pit of the cast-in-situ bored pile, the sedimentation tank is communicated with the mud pit through a filter screen.
In the self-filtering type mud pit of the cast-in-situ bored pile, the sedimentation tank is provided with a baffle for blocking sediments.
In the self-filtering type mud pool of the cast-in-situ bored pile, the sedimentation tank is provided with a scraping plate which moves in a reciprocating manner.
In the self-filtering type mud pit of the cast-in-situ bored pile, the mud making pit and the mud pit are separated by a partition plate, and the partition plate is provided with a conduit for leading mud into the mud pit.
In the self-filtering mud pit of the cast-in-situ bored pile, the first cross-sectional area is smaller than the second cross-sectional area, and the second cross-sectional area is smaller than the third cross-sectional area.
In the technical scheme, the utility model provides a pair of self-filtering mud pit of drilling bored concrete pile has following beneficial effect: the utility model discloses the self-filtering formula mud pit of the bored concrete pile of device is the mud pit of circulated use, can transport the use place, avoids a lot of at the on-the-spot excavation, also guarantees mud filtration quality. Can avoid the mud pit excavation process before the pore-forming, can construct after the equipment fixing back inspection, practice thrift the engineering time to avoid the foundation soil to receive the soaking of excavation disturbance and water, guarantee foundation soil bearing capacity. The filtration is carried out twice, so that the filtration quality is ensured, the secondary entering of the slag stone into the emptying cycle is avoided, the mechanical blockage is avoided, and the bearing capacity of the cast-in-place pile is ensured. The environmental impact caused by excavating the mud pit is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of a self-filtering mud pit of a bored pile according to an embodiment of the present invention;
fig. 2 is a schematic plan view of a self-filtering mud pit of a bored pile according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a self-filtering mud pit of a bored pile according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
in the figure: 1. the device comprises a slag discharge baffle, 2, a mud pit, 3, a sedimentation tank, 4, a mud making pit, 5, a mud pump, 6, a water faucet, 7, a drilling machine rotating device, 8, a drill rod, 9, a drill hole, 10, a mud pipeline, 11, a filter screen, 12, a slag pouring slope, 13, a drill bit, 14, a scraper blade, 15 and a communicating pipe.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, in one embodiment, the self-filtering type mud pit for cast-in-situ bored pile of the present invention comprises a mud making pit 4, a mud pit 2 and a sedimentation pit 3, which are connected in sequence and have the same height, wherein,
a mud making tank 4, the mud making tank 4 for generating mud having a first cross-sectional area,
a mud pit 2, the mud pit 2 for storing mud has a second cross-sectional area, the mud pit 2 is communicated with the mud making pit 4 to input the mud,
a mud pump 5 which communicates with the mud pit 2 to pump mud therein,
a sedimentation basin 3 having a third cross-sectional area, the sedimentation basin 3 comprising,
a deslagging slope 12 which is arranged at the bottom of the sedimentation tank 3, wherein the deslagging slope 12 inclines upwards towards the mud pit 2,
and the slag discharge baffle plate 1 is arranged at the bottom of one side of the sedimentation tank 3 far away from the mud tank 2 in an openable and closable manner.
In the preferred embodiment of the self-filtering mud pit of the bored pile, the other end of the mud pump 5 is connected to a drilling machine for pumping mud into the borehole 9.
In the preferred embodiment of the self-filtering mud pit of the bored pile, the borehole is in fluid communication with the settling pond 3 to convey mud from a borehole 9 into the settling pond 3.
In a preferred embodiment of the self-filtering mud pit of a cast-in-situ bored pile, the drilling rig comprises a tap 6 for introducing water, which is mixed with the mud via a drill pipe 8 into the borehole.
In the preferred embodiment of the self-filtering mud pit for bored piles, the drilling machine comprises a drilling machine rotating device 7, a drill rod 8 connected with the drilling machine rotating device 7 and a drill bit 13 connected with the drill rod 8.
In the preferred embodiment of the self-filtering mud pit of the cast-in-situ bored pile, the sedimentation tank 3 is communicated with the mud pit 2 through a filter screen.
In the preferred embodiment of the self-filtering mud pit of the cast-in-situ bored pile, the sedimentation tank 3 is provided with a baffle 1 for blocking sediments.
In the preferred embodiment of the self-filtering mud pit for cast-in-situ bored piles, the settling tank 3 is provided with a scraper 14 which reciprocates.
In the preferred embodiment of the self-filtering mud pit of the cast-in-situ bored pile, the mud pit 4 and the mud pit 2 are separated by a partition plate provided with a conduit for introducing mud from the mud pit 2.
In a preferred embodiment of the self-filtering mud pit of the cast-in-situ bored pile, the first cross-sectional area is smaller than the second cross-sectional area, and the second cross-sectional area is smaller than the third cross-sectional area.
In one embodiment, a mud pit 2 of a self-filtering mud pit of the cast-in-situ bored pile is a cuboid, a longer side is a sedimentation pit 3, a lower baffle plate 1 is arranged at the lower part of the outer side, sealing is closed during sedimentation, the baffle plate 1 is opened during cleaning to discharge sediments, and a certain inclination angle is arranged at the bottom of the pit to ensure that the sediments are gathered towards a discharge port of the lower baffle plate 1 due to gravity; the side of the tank is shorter than the slurry making tank 4 and is used for generating slurry and adding water; the middle part is a mud pool 2 which is used for storing the mud generated by the filtered mud making pool 4 and entering the next mud circulation. The sediment tank and the mud tank 2 are divided by replaceable filter plates, so that the filtering particle size can be conveniently adjusted and the filtering particle size can be conveniently cleaned. The slurry making, filtering and cleaning are centralized on one movable device, the excavation of the slurry pond 2 on site is avoided, the environmental pollution is reduced, and the construction efficiency is improved. After the mud carrying the drilling slag enters the sedimentation tank 3, the height of the mud carrying the drilling slag is larger than that of the mud tank 2, so that the drilling slag can fall better, and the mud is quickly filtered to enter the next circulation through the secondary filtration of the upper filter screen 11. The lower part of the sedimentation tank 3 is cleaned by a scraper 14, so that the sediment is prevented from being hard to clean after solidification and hardening.
In one embodiment, the mud pit 2 is transported to the site, connected with a mud discharge pipeline, provided with a filter plate according to requirements, and subjected to mud making in the mud making pit 4 after the determined sealing of the slag discharge baffle plate 1. And checking parameters such as mud proportion and the like in the sediment process, preparing mud with corresponding requirements in the mud making tank 4, and flowing the mud into the mud tank 2 for mixing. After the use is finished, the valve of the mud pit 2 is firstly opened to discharge mud, then the slag discharge baffle 1 of the sedimentation tank 3 is opened to discharge sediment, and the mud pit 2 is cleaned. Can recycle water and save resources.
In one embodiment, the bottom of the sedimentation tank 3 is provided with a slope, so that sediment can be conveniently discharged along with gravity.
The self-filtering mud pit of drilling bored concrete pile deposits aquatic silt many times, including gravity precipitation and filtration, avoids sediment secondary entering circulation, improves mud circulation efficiency.
In one embodiment, the mud pump 5 is connected to the drilling rig via a mud pipe.
In one embodiment, the bore 9 is connected to the settling tank 3 via a communicating pipe 15.
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (10)

1. A self-filtering mud pit of a cast-in-situ bored pile is characterized by comprising a mud making pit, a mud pit and a sedimentation pit which are connected in sequence and have the same height, wherein,
a mud-making tank for generating mud having a first cross-sectional area,
a mud pit for storing mud, the mud pit having a second cross-sectional area, the mud pit communicating with the mud making pit for inputting the mud,
a mud pump in communication with the mud pit for pumping mud therefrom,
a settling tank having a third cross-sectional area, the settling tank comprising,
a deslagging slope which is arranged at the bottom of the sedimentation tank, inclines upwards towards the mud tank,
and the slag discharge baffle is arranged at the bottom of one side of the sedimentation tank far away from the mud tank in an openable and closable manner.
2. A self-filtering mud pit of a bored pile according to claim 1, wherein the mud pump is connected at its other end to a drilling rig for pumping mud into a borehole.
3. A bored pile self-draining mud pit as claimed in claim 2, wherein said borehole is in fluid communication with said settling pond for conveying mud from the borehole into said settling pond.
4. A cast-in-situ bored pile mud pit as claimed in claim 2, wherein the drill rig includes a tap for introducing water which is mixed with the mud via the drill pipe into the borehole.
5. A self-filtering mud pit for drilling a bored pile according to claim 2, wherein said drilling rig comprises a rig slewing gear, a drill pipe connected to the rig slewing gear, and a drill bit connected to the drill pipe.
6. A self-filtering mud pit of a bored pile according to claim 1, wherein said sedimentation basin communicates with said mud pit via a screen.
7. A self-filtering mud pit of a bored pile according to claim 1, wherein the sedimentation tank is provided with a baffle for blocking sediment.
8. A self-filtering mud pit of a bored pile according to claim 1, wherein the settling pond is provided with a reciprocating scraper.
9. A self-filtering mud pit of a bored pile according to claim 1, wherein the mud pit and the mud pit are separated by a partition provided with a conduit for introducing mud from the mud pit.
10. A cast-in-situ bored pile mud pit according to claim 1, wherein the first cross-sectional area is smaller than the second cross-sectional area, and wherein the second cross-sectional area is smaller than the third cross-sectional area.
CN202121497557.2U 2021-07-02 2021-07-02 Self-filtering mud pit of cast-in-situ bored pile Active CN214741177U (en)

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CN202121497557.2U CN214741177U (en) 2021-07-02 2021-07-02 Self-filtering mud pit of cast-in-situ bored pile

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Application Number Priority Date Filing Date Title
CN202121497557.2U CN214741177U (en) 2021-07-02 2021-07-02 Self-filtering mud pit of cast-in-situ bored pile

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288139A (en) * 2022-08-03 2022-11-04 中化学建设投资集团有限公司 Clear hole system of mud for bored concrete pile construction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115288139A (en) * 2022-08-03 2022-11-04 中化学建设投资集团有限公司 Clear hole system of mud for bored concrete pile construction
CN115288139B (en) * 2022-08-03 2023-12-22 中化学建设投资集团有限公司 Mud hole cleaning system for cast-in-place pile construction

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