CN101245596A - Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile - Google Patents
Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile Download PDFInfo
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- CN101245596A CN101245596A CNA2008100524603A CN200810052460A CN101245596A CN 101245596 A CN101245596 A CN 101245596A CN A2008100524603 A CNA2008100524603 A CN A2008100524603A CN 200810052460 A CN200810052460 A CN 200810052460A CN 101245596 A CN101245596 A CN 101245596A
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Abstract
The invention discloses a multiple position tridimensional stirring drill bit used for leading soft soil or mollisol to reinforce a stirring pile, comprising a drill rod, a front drill point which is positioned at the front end of the drill rod and a multilayer main blade fixed on the drill rod; wherein, the main blade is provided with at least one group of stirring wheels which rotate by taking the main blade as a rotating shaft and does not have power in the process that the drill rod rotates. The multiple position tridimensional stirring drill bit makes use of the energy which is supplied by the rotation of the drill rod and by means of the reaction force of stratum so as to realize the rotation of the stirring wheels, thereby completing the multiple position tridimensional stirring to the stratum by combining the main blade and the stirring wheels and achieving the aim of forming the pile by stirring. The multiple position tridimensional stirring drill bit can remarkably improve the quality of pile forming and effectively reinforce the depth, which has the advantages of uniform stirring, simple structure, strong stratum adaptability, high pile forming efficiency and effectively controlling slurry return.
Description
Technical field
The present invention relates to the facility of the composite foundation foundation construction of building, in particular for the multi-azimuth tridimensional stirring drill bit of weak soil or mollisol reinforcing agitation pile.
Background technology
The composite foundation of prior art building adopts agitation pile to reinforce in handling usually, and its way is to stir foundation soil by mechanical blade, makes it mix the formation pile body with the curing compound that adds and comes consolidated subsoil.Because pile body adopts the material of ground self, cost is lower, but because the bad adaptability on stratum, the uniformity of stirring is difficult for grasping, and construction quality is difficult to control, and efficiency of construction is low.For addressing this problem, many modifieds occur and stirred drill bits, the most representative have two-way agitation driller and a drill bit.Two-way agitation driller provides the moment of torsion of positive and negative both direction by ground, by nested drilling rod transmission, drives the blade rotation of different rotary direction respectively, realizes two-way stirring, mechanism's complexity, and the stirring vane of rotating simultaneously is can not multilayer arranged in a crossed manner.The two-way stirring drill bit of single action power is made fulcrum with the deboost plate, and folk prescription is converted into two-way rotation to power stirs, but the drill bit structure complexity.
Improve howsoever, the existing structure that stirs drill bit is: drilling rod, be positioned at the preceding apex point of drilling rod front end and be fixed on multilayer primary blades on the drilling rod, general every layer of primary blades adopts two, becomes 180 degree linears to be fixed on the both sides of drilling rod, become 90 degree to arrange between the every adjacent two layers of multilayer primary blades, in whipping process, rotate by the rotation drive primary blades of drilling rod, stir, but only rely on this folk prescription to stirring, efficient is low, and stirring intensity is low, and pile intensity is limited.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of simple in structure, and can effectively improve uniformity and the intensity that stirs pile body, and be used for weak soil or the mollisol that effectively increase the pile degree of depth and effect are reinforced the multi-azimuth tridimensional of agitation pile and stirred drill bit.
For addressing the above problem, the technical solution adopted in the present invention is: a kind of multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile stirs drill bit, comprise drilling rod, be positioned at the preceding apex point of drilling rod front end and be fixed on multilayer primary blades on the drilling rod, primary blades is provided with at drilling rod and is rotated in the process, is axis of rotation is rotated, at least one group of stirring wheel of drive not with the primary blades.
Described stirring wheel becomes 10～170 degree with primary blades; Described primary blades becomes 20～160 degree with drilling rod.
Described stirring wheel becomes stirring vane evenly arranged evenly or that uneven distribution is arranged to form by 2～8.
A plurality of stirring vanes on described each stirring wheel are positioned at same plane.
A plurality of stirring vanes on described each stirring wheel are positioned at Different Plane.
Described primary blades becomes 90 degree with drilling rod, each primary blades is provided with one and becomes 90 to spend stirring wheels with primary blades, and stirring wheel is provided with 3 adjacent two stirring vanes that are mutually 120 jiaos linearity.
Described stirring wheel with the primary blades of layer apart from the same position at drilling rod center, in the primary blades of different layers same position difference apart from the drilling rod center.
On the multilayer primary blades, be provided with stirring wheel every one deck.
The invention has the beneficial effects as follows: can significantly improve pile quality and effective reinforcement depth, the multi-azimuth tridimensional mixing effect, have stir, simple in structure, ground adaptability is strong, pile efficient is high and effectively slurry is returned in control advantage.
Description of drawings
Fig. 1 is the structural representation sectional drawing that the present invention is used for the multi-azimuth tridimensional stirring drill bit of weak soil or mollisol reinforcing agitation pile.
Fig. 2 is an A-A sectional drawing among Fig. 1.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
The operating principle of agitation pile of the present invention is identical with prior art, can be with reference to prior art, so no longer narration, the present invention and the difference of prior art are that the structure of stirring drill bit is different, are described in detail below:
As shown in Figure 1, 2, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile of the present invention stirs drill bit, comprise drilling rod 1, be positioned at the preceding apex point 4 of drilling rod 1 front end and be fixed on primary blades 2 on the drilling rod 1, each primary blades 2 is provided with at drilling rod 1 and is rotated in the process, is axis of rotation is rotated, one group of stirring wheel 3 of drive not with primary blades 2.1 one-tenth 90 degree of primary blades 2 and drilling rod, each primary blades 2 be provided with one with 2 one-tenth 90 stirring wheels 3 of spending of primary blades, stirring wheel 3 is provided with 3 stirring vanes 5 that are in 120 jiaos linearity.Stirring wheel 3 distance apart from drilling rod 1 center on the primary blades 2 of layer is identical, on the primary blades 2 of different layers apart from the position difference at drilling rod 1 center.As shown in fig. 1, two stirring wheels 3 on upper strata are near from the distance at drilling rod 1 center, and two stirring wheels 3 of lower floor are from the distance at drilling rod 1 center.Identical with the distance of layer is for balance when rotated.3 stirring vanes 5 on the stirring wheel 3 are positioned at same plane.
During construction, the energy that utilizes drilling rod 1 rotation to provide by the counter-force on stratum, is realized the rotation of stirring vane 5, thereby the multi-azimuth tridimensional of finishing by primary blades 2 and stirring wheel 3 combinations to the stratum stirs, and reaches the purpose that stirs the pile consolidated subsoil.The function that the rotation of stirring wheel has loosening stratum, stirs the stratum and avoid indivedual jams, the compliance on stratum, the uniformity of stirring and the effective depth of reinforcing have effectively been improved, and owing between stirring wheel and the drilling rod certain distance is arranged, the soil property that stirring wheel stirs in the scope is loosening serious, a large amount of slurries that absorb have effectively improved the slurry problem of returning that stirs.
Above-mentioned is that stirring wheel is installed is that example describes for primary blades with adjacent two layers.General primary blades can have 2～6 layers, can be provided with stirring wheel 3 on every layer of primary blades 2.Also can on multilayer primary blades 2, be provided with stirring wheel 3 every one deck.Also a plurality of stirring wheels 3 can be set simultaneously on each primary blades 2.2 one-tenth 90 degree of stirring wheel 3 and primary blades in the present embodiment, stirring wheel 3 also can become 10～170 degree with primary blades 2 certainly; 1 one-tenth 90 degree of primary blades 2 and drilling rod in the present embodiment, primary blades 2 can become 20～160 degree with drilling rod 1 certainly.Combination when also can be above-mentioned two kinds of angles.
Stirring wheel 3 can become stirring vane 5 evenly arranged evenly or that uneven distribution is arranged to form by 2～8.A plurality of stirring vanes 5 on described each stirring wheel 3 also can be positioned at Different Plane.
In sum, content of the present invention is not limited in the above-described embodiment, and the knowledgeable people in the same area can propose other embodiment easily within technological guidance's thought of the present invention, but this embodiment comprises within the scope of the present invention.
Claims (8)
1, a kind of multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile stirs drill bit, comprise drilling rod, be positioned at the preceding apex point of drilling rod front end and be fixed on multilayer primary blades on the drilling rod, it is characterized in that, primary blades (2) is provided with at drilling rod (1) and is rotated in the process, is at least one group of stirring wheel that axis of rotation is rotated, not drive (3) with the primary blades.
2, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 1 stirs drill bit, it is characterized in that described stirring wheel (3) becomes 10～170 degree with primary blades (2); Described primary blades (2) becomes 20～160 degree with drilling rod (1).
3, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 1 and 2 stirs drill bit, it is characterized in that, described stirring wheel (3) becomes stirring vanes (5) evenly arranged evenly or that uneven distribution is arranged to form by 2～8.
4, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 3 stirs drill bit, it is characterized in that a plurality of stirring vanes (5) on described each stirring wheel (3) are positioned at same plane.
5, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 3 stirs drill bit, it is characterized in that a plurality of stirring vanes (5) on described each stirring wheel (3) are positioned at Different Plane.
6, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 4 stirs drill bit, it is characterized in that, described primary blades (2) becomes 90 degree with drilling rod (1), each primary blades (2) is provided with one and becomes 90 degree stirring wheels (3) with primary blades (2), and stirring wheel (3) is provided with 3 adjacent two stirring vanes (5) that are mutually 120 jiaos linearity.
7, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 6 stirs drill bit, it is characterized in that, described stirring wheel (3) with the primary blades (2) of layer apart from the same position at drilling rod (1) center, in the primary blades (2) of different layers same position difference apart from drilling rod (1) center.
8, the multi-azimuth tridimensional that is used for weak soil or mollisol reinforcing agitation pile according to claim 7 stirs drill bit, it is characterized in that, goes up in multilayer primary blades (2) and is provided with stirring wheel (3) every one deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100524603A CN101245596B (en) | 2008-03-18 | 2008-03-18 | Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100524603A CN101245596B (en) | 2008-03-18 | 2008-03-18 | Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile |
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| Publication Number | Publication Date |
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| CN101245596A true CN101245596A (en) | 2008-08-20 |
| CN101245596B CN101245596B (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100524603A Active CN101245596B (en) | 2008-03-18 | 2008-03-18 | Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330426A (en) * | 2010-07-13 | 2012-01-25 | 谢学军 | Transversely rotating type deep mixing pile machine |
| CN102677665A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Drilling machine of three-dimensional stirring pile |
| CN102888840A (en) * | 2012-11-11 | 2013-01-23 | 张永忠 | Y-shaped agitating pile drilling machine |
| CN104831717A (en) * | 2015-06-05 | 2015-08-12 | 刘玉秋 | Trapezoidal mixed soil pile machine |
| WO2020238206A1 (en) * | 2019-05-24 | 2020-12-03 | 浙江大学 | Multi-impeller passive rotary stirring type open caisson rotary drill bit |
| CN113006036A (en) * | 2021-03-20 | 2021-06-22 | 恒亿集团有限公司 | Construction method of prestressed bamboo joint pipe pile shallow curing composite foundation |
| CN114133110A (en) * | 2021-12-01 | 2022-03-04 | 安徽四邦环境科技有限公司 | Hydrolytic acidification waste water multi-stage treatment device |
| CN114482025A (en) * | 2022-03-25 | 2022-05-13 | 安徽省公路桥梁工程有限公司 | Main bridge large-diameter and ultra-long pile foundation reinforcement cage mounting orifice fixing frame and using method thereof |
-
2008
- 2008-03-18 CN CN2008100524603A patent/CN101245596B/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330426A (en) * | 2010-07-13 | 2012-01-25 | 谢学军 | Transversely rotating type deep mixing pile machine |
| CN102677665A (en) * | 2012-06-01 | 2012-09-19 | 张永忠 | Drilling machine of three-dimensional stirring pile |
| CN102888840A (en) * | 2012-11-11 | 2013-01-23 | 张永忠 | Y-shaped agitating pile drilling machine |
| CN102888840B (en) * | 2012-11-11 | 2015-04-08 | 日照阳光电力设计有限公司 | Y-shaped agitating pile drilling machine |
| CN104831717A (en) * | 2015-06-05 | 2015-08-12 | 刘玉秋 | Trapezoidal mixed soil pile machine |
| WO2020238206A1 (en) * | 2019-05-24 | 2020-12-03 | 浙江大学 | Multi-impeller passive rotary stirring type open caisson rotary drill bit |
| US20220333444A1 (en) * | 2019-05-24 | 2022-10-20 | Zhejiang University | Multi-impeller passive-rotating-stirring-type rotary drilling rig for open caissons |
| US11692401B2 (en) * | 2019-05-24 | 2023-07-04 | Zhejiang University | Multi-impeller passive-rotating-stirring-type rotary drilling rig for open caissons |
| CN113006036A (en) * | 2021-03-20 | 2021-06-22 | 恒亿集团有限公司 | Construction method of prestressed bamboo joint pipe pile shallow curing composite foundation |
| CN114133110A (en) * | 2021-12-01 | 2022-03-04 | 安徽四邦环境科技有限公司 | Hydrolytic acidification waste water multi-stage treatment device |
| CN114482025A (en) * | 2022-03-25 | 2022-05-13 | 安徽省公路桥梁工程有限公司 | Main bridge large-diameter and ultra-long pile foundation reinforcement cage mounting orifice fixing frame and using method thereof |
| CN114482025B (en) * | 2022-03-25 | 2023-09-26 | 安徽省公路桥梁工程有限公司 | Main bridge large-diameter and ultra-long pile foundation reinforcement cage mounting orifice fixing frame and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101245596B (en) | 2010-06-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhongkuang Resources Exploration Co., Ltd Assignor: Xu Yujie Contract fulfillment period: 2008.4.18 to 2016.4.19 contract change Contract record no.: 2009110000065 Denomination of invention: Multi-azimuth tridimensional stirring drill for mollisol or spongy soil reinforcing stirring pile License type: Exclusive license Record date: 2009.5.5 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.4.18 TO 2016.4.19; CHANGE OF CONTRACT Name of requester: ZHONGKUANG RESOURCES EXPLORATION CO., LTD. Effective date: 20090505 |
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| C14 | Grant of patent or utility model | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Xu Yujie Inventor after: Ren Zuowei Inventor after: Zhao Fangshan Inventor after: Liu Hengzhu Inventor before: Xu Yujie Inventor before: Ren Zuowei |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU YUJIE REN ZUOWEI TO: XU YUJIE REN ZUOWEI ZHAO FANGSHAN LIU HENGZHU |
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| DD01 | Delivery of document by public notice |
Addressee: Xu Yujie Document name: Notification to Pay the Fees |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 300300 Tianjin city Hebei District River Road and Kunlun road junction poly Rose Bay phase 5 Room No. 3004 Patentee after: Xu Yujie Address before: 300011, Hedong District, Tianjin new open Haihe new world, building 2, 11 doors, 26 layers Patentee before: Xu Yujie |