CN109723398A - Rotary digging bored concrete pile drilling cleaning plant - Google Patents
Rotary digging bored concrete pile drilling cleaning plant Download PDFInfo
- Publication number
- CN109723398A CN109723398A CN201811632455.XA CN201811632455A CN109723398A CN 109723398 A CN109723398 A CN 109723398A CN 201811632455 A CN201811632455 A CN 201811632455A CN 109723398 A CN109723398 A CN 109723398A
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- conduit
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- bored concrete
- concrete pile
- rotary digging
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- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The present invention provides a kind of rotary digging bored concrete pile drilling cleaning plants, belong to filling pile construction technical field, including more detachable connection conduits, spray head and support construction, and the upper end of conduit connects suction pump by taking out slurry hose；Spray head is truncated cone-shaped structure, by the position limiting structure being connected with conduit, it is set with and is fixed on the bottom of conduit, and coaxial with conduit, multiple spray orifices for being used to spray pressure-air are evenly equipped on the circular conical surface and small end face of spray head respectively, spray head is connected by high-pressure hose with the high-pressure pump outside drilling；Support construction is supported on the supporting surface of drilling periphery, is used to support conduit.Rotary digging bored concrete pile drilling cleaning plant provided by the invention injects pressure-air while extracting mud in drilling, mud is stirred, it avoids mud sediment from separating non-uniform problem, while also the walk that fallen can be carried out broken apart being little particle, improve the effect and efficiency of cleaning.
Description
Technical field
The invention belongs to filling pile construction technical fields, are to be related to a kind of rotary digging bored concrete pile drilling cleaning more specifically
Device.
Background technique
Bored pile construction, drilling machine generally grabbed using impact, punching, reverse circulation rotary drilling, churning driven etc..Use mud
Retaining wall pore-forming technique.Due to using mud off, after drilling to projected depth, meet design requirement through examining, it is necessary to brill
The dense mud and brill quarrel deposit of hole bottom are all removed completely, just can guarantee quality.It need to carry out borehole cleaning operation.Mud items
Index, specific gravity, viscosity, sand factor etc. are down within code requirement.Its object is to which the beds of precipitation are thinned as far as possible, bottom hole is improved
Bearing capacity.Using mud off construction method.The process of the construction method is:
Smooth location → slurrying → embedded casing → laying workbench → rigging up simultaneously positions → drilling and forming hole
→ borehole cleaning simultaneously checks that hole quality → decentralization steel reinforcement cage → pouring underwater concrete → extraction casing → is checked on the quality.Stake after pore-forming
Sediment cleaning in bottom is difficult, and direct circulation rotary rig usually can be used in borehole cleaning method at present, reacting cycle whirler vacuum-cleaner dredge is taken out
The borehole cleanings such as slurry processes and pumping slag cylinder, this borehole cleaning method is not clean for sediment cleaning, and construction efficiency is low, if there is larger walk to fall
Enter bottom hole to be difficult to remove, borehole cleaning is taken time too long.
Summary of the invention
It is existing in the prior art to solve the purpose of the present invention is to provide a kind of rotary digging bored concrete pile drilling cleaning plant
The technical problem that borehole cleaning effect is poor, the time is long.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of rotary digging bored concrete pile drilling cleaning plant is provided,
Include:
More detachable connection conduits, are protruded into drilling, close to foot of hole, are extracted out for the mud in drilling,
The upper end of conduit connects suction pump by taking out slurry hose；
Spray head is set with by the position limiting structure being connected with the conduit for truncated cone-shaped structure and is fixed on the conduit
Bottom, and it is coaxial with the conduit, it is evenly equipped with respectively on the circular conical surface and small end face of the spray head multiple for spraying high pressure sky
The spray orifice of gas, the spray head are connected by high-pressure hose with the high-pressure pump outside drilling；
Support construction is supported on the supporting surface of the drilling periphery, is used to support the conduit.
Further, the position limiting structure includes being fixed on the upper limit flange of the conduit lower end and being threaded in institute
The lower limit flange of conduit lower end is stated, the spray head is limited between the upper limit flange and the lower limit flange.
Further, the lower end surface of the lower limit flange is equipped with outward horn mouth, is used to form and is siphoned off
Mud.
Further, it is set on the large end face of the spray head there are two air inlet, the air inlet is equipped with connector, the height
Stainless steel tube there are three setting between hose and the connector is pressed, is connected between three stainless steel tubes by three-way connection.
Further, the circular conical surface of the spray head is the arcwall face to concave.
Further, the center line of the spray orifice on the circular conical surface is vertical with the bus of the circular conical surface, so that institute
Spray orifice is stated oliquely downward to spray.
Further, the support construction includes and the annular chassis of support face contact and is used to support the ten of the conduit
Cabinet frame is equipped at the center of cross intersection and passes through for the conduit and support the location hole for positioning the conduit, institute
It states and is set on cross there are two locating piece, the annular chassis is equipped with the positioning groove being caught in for the locating piece.
Further, further include slip casting funnel, be inserted in the upper end of the conduit.
Further, further include the bracket for being used to support the slip casting funnel, be supported in the support of the periphery of the drilling
On face.
Further, the opening of the slip casting funnel is symmetrically arranged with two suspension hooks.
The beneficial effect of rotary digging bored concrete pile drilling cleaning plant provided by the invention is: compared with prior art, taking out
While taking mud in drilling, pressure-air is injected, mud is stirred, mud sediment is avoided to separate non-uniform problem,
The broken apart effect and efficiency once cleared up for little particle, raising can be also carried out to the walk fallen simultaneously.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of rotary digging bored concrete pile provided in an embodiment of the present invention drilling cleaning plant；
Fig. 2 is the structural schematic diagram of rotary digging drilling hole bored concrete pile borehole cleaning provided in an embodiment of the present invention；
Fig. 3 is another structural schematic diagram of spray head in Fig. 1；
Fig. 4 is the overlooking structure diagram of support construction in Fig. 1.
Wherein, marked in the figure:
1- suspension hook；2- slip casting funnel；3- bracket；4- high-pressure hose；5- cross；6- annular chassis；7- locating piece；8- tri-
Pass joint；9- stainless steel tube；10- spray head；11- lower limit flange；12- horn mouth；13- upper limit flange；15- conduit；16- takes out
Starch hose.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Also referring to Fig. 1 and Fig. 2, now rotary digging bored concrete pile provided by the invention drilling cleaning plant is illustrated.Institute
Rotary digging bored concrete pile drilling cleaning plant is stated, including more detachable connection conduits 15, spray head 10 and support construction, conduit 15 are stretched
Enter in drilling, close to foot of hole, for the mud extraction in drilling, the upper end of conduit 15 is taken out by taking out the slurry connection of hose 16
Stock pump；Spray head 10 is that truncated cone-shaped structure is set with by the position limiting structure being connected with the conduit 15 and is fixed on the conduit 15
Bottom, and it is coaxial with the conduit 15, be evenly equipped with respectively on the circular conical surface and small end face of the spray head 10 multiple for spraying
The spray orifice of pressure-air, the spray head 10 are connected by high-pressure hose 4 with the high-pressure pump outside drilling；Support construction is supported in institute
On the supporting surface for stating drilling periphery, it is used to support the conduit 15.
Rotary digging bored concrete pile drilling cleaning plant provided by the invention is extracting the interior mud that drills compared with prior art
Meanwhile pressure-air is injected, mud is stirred, mud sediment is avoided to separate non-uniform problem, while also can be to falling
Walk carry out broken apart being little particle, improve the effect and efficiency once cleared up.Wherein, screw thread connects between each conduit 15
It connects.
A kind of specific reality also referring to Fig. 1 to Fig. 2, as rotary digging bored concrete pile provided by the invention drilling cleaning plant
Mode is applied, the position limiting structure includes being fixed on the upper limit flange 13 of 15 lower end of conduit and being threaded in the conduit
The lower limit flange 11 of 15 lower ends, the spray head 10 are limited between the upper limit flange 13 and the lower limit flange 11.
Upper limit flange 13 can be welded in the lower end of nethermost conduit 15, namely the conduit 15 of series, there is a conduit 15
This flange is welded in one end, and lower limit flange 11 is threadedly coupled with conduit 15 namely the lower end of conduit 15 is equipped with internal screw thread,
When by 10 sets of spray head on conduit 15 after, then lower limit flange 11 is installed, is easily installed is torn open with release sprayhead 10, spray head 10 in this way
After unloading, conduit 15 remains to normal use；In addition, spray head 10 can rotate or not rotate, spray head 10 is rotated in order to prevent,
Install wear washer between lower limit flange 11 and spray head 10 additional.
Fig. 1 to Fig. 2 is please referred to, a kind of specific embodiment party as rotary digging bored concrete pile provided by the invention drilling cleaning plant
The lower end surface of formula, the lower limit flange 11 is equipped with outward horn mouth 12, is used to form and is siphoned off mud.In conduit
Horn mouth 12 is arranged in 15 lower end, and the surrounding space that 15 mouthfuls of conduit increases, and forms draught head, convenient for extracting mud.
Refering to fig. 1 and Fig. 2, a kind of specific embodiment party as rotary digging bored concrete pile provided by the invention drilling cleaning plant
Formula is set on the large end face of the spray head 10 there are two air inlet, and the air inlet is equipped with connector, the high-pressure hose 4 and institute
Stainless steel tube 9 there are three setting between connector is stated, is connected between three stainless steel tubes 9 by three-way connection 8.Pass through two air inlets
The pressure of spray orifice is improved in hole, and convenient for that can stir mud, while the pipeline near spray head 10 uses stainless steel tube 9, mentions
High durability is hardly damaged, and is connected between stainless steel tube 9 and connector using two-way joint, stainless steel tube 9 and high-pressure hose 4 it
Between using clip fasten, wherein in borehole cleaning in use, high-pressure hose 4 not with mud contacts.In addition, being passed through using high-pressure hose 4
Gas, using its flexibility, convenient for operation.
Referring to Fig. 3, a kind of specific embodiment as rotary digging bored concrete pile provided by the invention drilling cleaning plant, institute
The circular conical surface for stating spray head 10 is the arcwall face to concave.By arcwall face, reduce and occupy volume, also reduces 10 inner chamber body of spray head
The pressure of gas is improved in space.
Referring to Fig. 1, a kind of specific embodiment as rotary digging bored concrete pile provided by the invention drilling cleaning plant, if
It is vertical with the bus of the circular conical surface in the center line of the spray orifice on the circular conical surface, so that the spray orifice oliquely downward sprays.
Namely spray orifice center line and conduit center line between for angle less than 90 degree, oliquely downward spray, formation is from bottom to top
Air-flow, so that mud is rolled from bottom to top, convenient for will be deposited to bottom bulky grain agitation, improve the effect and effect of cleaning
Rate.And for arcwall face, the center line of spray orifice is directed toward the corresponding center of radian of arcwall face.
Refering to fig. 1 and Fig. 4, a kind of specific embodiment party as rotary digging bored concrete pile provided by the invention drilling cleaning plant
Formula, the support construction includes and supports the annular chassis 6 of face contact and be used to support the cross 5 of the conduit 15, described
It is equipped at the center that cross 5 intersects and passes through and support the location hole for positioning the conduit 15 for the conduit 15, described ten
It is set on cabinet frame 5 there are two locating piece 7, the annular chassis 6 is equipped with the positioning groove being caught in for the locating piece 7.Wherein
The end of conduit 15 is equipped with the flange of support and connection, by the location hole of cross 5, can vacantly hold up conduit 15, behaviour
Facilitate, and positioning groove is equipped on annular chassis 6 to position cross 5, wherein two locating pieces 7 are distinguished
On two support rods of cross 5.
Referring to Fig. 1, a kind of specific embodiment as rotary digging bored concrete pile provided by the invention drilling cleaning plant, also
Including slip casting funnel 2, it is inserted in the upper end of the conduit 15.When needing slip casting, removes spray head 10, high-pressure hose 4 and take out slurry
Slip casting funnel 2 is inserted into conduit 15, can carry out slip casting operation by hose 16, and the conversion between two processes is convenient and efficient, improves
The efficiency of construction.
Referring to Fig. 1, a kind of specific embodiment as rotary digging bored concrete pile provided by the invention drilling cleaning plant, also
Bracket 3 including being used to support the slip casting funnel 2, is supported on the supporting surface of the periphery of the drilling.When slip casting, slip casting leakage
Slurries are poured in bucket 2, there is impact force to the conduit 15 of slip casting funnel 2 and lower section, therefore, by bracket 3, by slip casting funnel 2
Support, mitigates a part of impact force.
As rotary digging bored concrete pile provided by the invention drilling cleaning plant a kind of specific embodiment, slip casting funnel 2
Opening is symmetrically arranged with two suspension hooks 1.
The present invention also provides a kind of borehole cleaning grouting methods, and in borehole cleaning, spray head 10 is mounted on one end of conduit 15, with limit
Structure limit, connects high-pressure hose 4, and conduit 15 is sent into drilling, when to close to mud surface, opens high-pressure pump, feeding
High pressure gas continues to be sent into conduit 15 into mud, until opening suction pump when the bottom of conduit 15 is close to foot of hole and being taken out
Slurry；It after taking out slurry, checks drilling, conduit 15 is taken out, release sprayhead 10 and high-pressure hose 4, remove and take out slurry hose 16, lower steel
After muscle cylinder mould, it is sent into conduit 15, slip casting funnel 2 is inserted on conduit, carries out slip casting operation.Slurry and slip casting is taken out to lead using a set of
Pipe, material obtain recycled for multiple times, save material.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
- The cleaning plant 1. rotary digging bored concrete pile drills characterized by comprisingMore detachable connection conduits, are protruded into drilling, close to foot of hole, for the mud extraction in drilling, conduit Upper end by take out slurry hose connect suction pump；Spray head is set with and is fixed on the bottom of the conduit by the position limiting structure being connected with the conduit for truncated cone-shaped structure Portion, and it is coaxial with the conduit, it is evenly equipped with respectively on the circular conical surface and small end face of the spray head multiple for spraying pressure-air Spray orifice, the spray head by high-pressure hose with drilling outside high-pressure pump be connected；Support construction is supported on the supporting surface of the drilling periphery, is used to support the conduit.
- The cleaning plant 2. rotary digging bored concrete pile as described in claim 1 drills, it is characterised in that: the position limiting structure includes fixing In the conduit lower end upper limit flange and be threaded in the lower limit flange of the conduit lower end, the spray head is limited in Between the upper limit flange and the lower limit flange.
- The cleaning plant 3. rotary digging bored concrete pile as claimed in claim 2 drills, it is characterised in that: the lower end of the lower limit flange Face is equipped with outward horn mouth, is used to form and is siphoned off mud.
- The cleaning plant 4. rotary digging bored concrete pile as described in claim 1 drills, it is characterised in that: set on the large end face of the spray head There are two air inlet, the air inlet is equipped with connector, is set between the high-pressure hose and the connector there are three stainless steel tube, It is connected between three stainless steel tubes by three-way connection.
- The cleaning plant 5. rotary digging bored concrete pile as described in claim 1 drills, it is characterised in that: the circular conical surface of the spray head be to The arcwall face of indent.
- The cleaning plant 6. rotary digging bored concrete pile as described in claim 1 drills, it is characterised in that: the spray on the circular conical surface The center line in hole is vertical with the bus of the circular conical surface, so that the spray orifice oliquely downward sprays.
- The cleaning plant 7. rotary digging bored concrete pile as described in claim 1 drills, it is characterised in that: the support construction includes and branch It supports the annular chassis of face contact and is used to support the cross of the conduit, be equipped at the center of the cross intersection and be used for institute It states conduit and passes through and support the location hole for positioning the conduit, set on the cross there are two locating piece, the annular chassis It is equipped with the positioning groove being caught in for the locating piece.
- 8. such as the described in any item rotary digging bored concrete piles drilling cleaning plants of claim 1-7, it is characterised in that: described device is also wrapped Slip casting funnel is included, the upper end of the conduit is inserted in.
- The cleaning plant 9. rotary digging bored concrete pile as claimed in claim 8 drills, it is characterised in that: further include being used to support the note The bracket for starching funnel, is supported on the supporting surface of the periphery of the drilling.
- The cleaning plant 10. rotary digging bored concrete pile as claimed in claim 8 drills, it is characterised in that: the opening of the slip casting funnel Place is symmetrically arranged with two suspension hooks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632455.XA CN109723398B (en) | 2018-12-29 | 2018-12-29 | Dig bored concrete pile drilling cleaning device soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632455.XA CN109723398B (en) | 2018-12-29 | 2018-12-29 | Dig bored concrete pile drilling cleaning device soon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723398A true CN109723398A (en) | 2019-05-07 |
| CN109723398B CN109723398B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811632455.XA Active CN109723398B (en) | 2018-12-29 | 2018-12-29 | Dig bored concrete pile drilling cleaning device soon |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565640A (en) * | 2019-09-05 | 2019-12-13 | 中建八局第一建设有限公司 | Stirring and crushing device for pile head of cast-in-situ bored pile |
| CN112411549A (en) * | 2020-11-06 | 2021-02-26 | 中国港湾工程有限责任公司 | Cast-in-place pile steel casing hole sweeping equipment |
| CN112576210A (en) * | 2020-12-15 | 2021-03-30 | 中铁北京工程局集团有限公司 | Clear hole device of drilling bored concrete pile |
| CN112878315A (en) * | 2020-06-03 | 2021-06-01 | 富利建设集团有限公司 | End-bearing rotary-digging hole-forming cast-in-place pile based on Civil 3D technology and construction method |
| CN114776240A (en) * | 2022-05-26 | 2022-07-22 | 中国水利水电第七工程局有限公司 | Cast-in-place pile hole bottom slag removal and water removal device |
| CN114855800A (en) * | 2022-06-16 | 2022-08-05 | 河南中原金太阳技术有限公司 | Automatic cleaning device of hole bottom after pile foundation construction |
| CN115142421A (en) * | 2022-08-09 | 2022-10-04 | 中国建筑第八工程局有限公司 | Guide row device for pouring cast-in-place pile and guide row method thereof |
| CN116241201A (en) * | 2023-02-23 | 2023-06-09 | 安徽建筑大学 | Bored concrete pile drilling secondary cleaning device |
| CN117569760A (en) * | 2024-01-15 | 2024-02-20 | 西安石油大学 | Bored pile device for bridge engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328709A (en) * | 2007-06-20 | 2008-12-24 | 上海塔奇实业有限公司 | Borehole cleaning method and apparatus for fast reverse circulation by using high pressure air |
| US20130206482A1 (en) * | 2010-08-05 | 2013-08-15 | Tomax As | Pump positioned at a drill bit |
| CN203977422U (en) * | 2014-08-11 | 2014-12-03 | 重庆工商职业学院 | Building pile foundation holing with slurry wall protection sediment treating apparatus |
| CN104631439A (en) * | 2014-12-31 | 2015-05-20 | 上海市机械施工集团有限公司 | Pump suction reverse circulation pile foundation construction device and method |
| CN106014301A (en) * | 2016-05-24 | 2016-10-12 | 广西建工集团第三建筑工程有限责任公司 | Filling pile bottom dreg cleaning equipment and dreg cleaning method adopting same |
-
2018
- 2018-12-29 CN CN201811632455.XA patent/CN109723398B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328709A (en) * | 2007-06-20 | 2008-12-24 | 上海塔奇实业有限公司 | Borehole cleaning method and apparatus for fast reverse circulation by using high pressure air |
| US20130206482A1 (en) * | 2010-08-05 | 2013-08-15 | Tomax As | Pump positioned at a drill bit |
| CN203977422U (en) * | 2014-08-11 | 2014-12-03 | 重庆工商职业学院 | Building pile foundation holing with slurry wall protection sediment treating apparatus |
| CN104631439A (en) * | 2014-12-31 | 2015-05-20 | 上海市机械施工集团有限公司 | Pump suction reverse circulation pile foundation construction device and method |
| CN106014301A (en) * | 2016-05-24 | 2016-10-12 | 广西建工集团第三建筑工程有限责任公司 | Filling pile bottom dreg cleaning equipment and dreg cleaning method adopting same |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565640A (en) * | 2019-09-05 | 2019-12-13 | 中建八局第一建设有限公司 | Stirring and crushing device for pile head of cast-in-situ bored pile |
| CN110565640B (en) * | 2019-09-05 | 2024-03-22 | 中建八局第一建设有限公司 | Stirring and crushing device for pile head of bored pile |
| CN112878315A (en) * | 2020-06-03 | 2021-06-01 | 富利建设集团有限公司 | End-bearing rotary-digging hole-forming cast-in-place pile based on Civil 3D technology and construction method |
| CN112411549A (en) * | 2020-11-06 | 2021-02-26 | 中国港湾工程有限责任公司 | Cast-in-place pile steel casing hole sweeping equipment |
| CN112411549B (en) * | 2020-11-06 | 2021-11-09 | 中国港湾工程有限责任公司 | Cast-in-place pile steel casing hole sweeping equipment |
| CN112576210A (en) * | 2020-12-15 | 2021-03-30 | 中铁北京工程局集团有限公司 | Clear hole device of drilling bored concrete pile |
| CN114776240B (en) * | 2022-05-26 | 2023-10-03 | 中国水利水电第七工程局有限公司 | Slag removal and water removal device for bottom of bored concrete pile hole |
| CN114776240A (en) * | 2022-05-26 | 2022-07-22 | 中国水利水电第七工程局有限公司 | Cast-in-place pile hole bottom slag removal and water removal device |
| CN114855800A (en) * | 2022-06-16 | 2022-08-05 | 河南中原金太阳技术有限公司 | Automatic cleaning device of hole bottom after pile foundation construction |
| CN114855800B (en) * | 2022-06-16 | 2023-12-12 | 河南中原金太阳技术有限公司 | Automatic cleaning device for hole bottoms after pile foundation construction |
| CN115142421B (en) * | 2022-08-09 | 2024-03-12 | 中国建筑第八工程局有限公司 | Guide and drainage device for pouring cast-in-place pile and guide and drainage method thereof |
| CN115142421A (en) * | 2022-08-09 | 2022-10-04 | 中国建筑第八工程局有限公司 | Guide row device for pouring cast-in-place pile and guide row method thereof |
| CN116241201B (en) * | 2023-02-23 | 2023-08-25 | 安徽建筑大学 | Bored concrete pile drilling secondary cleaning device |
| CN116241201A (en) * | 2023-02-23 | 2023-06-09 | 安徽建筑大学 | Bored concrete pile drilling secondary cleaning device |
| CN117569760A (en) * | 2024-01-15 | 2024-02-20 | 西安石油大学 | Bored pile device for bridge engineering |
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