CN202519669U - Bidirectional cutting and stirring reinforced type anchor rod for supporting weak soil foundation pit - Google Patents
Bidirectional cutting and stirring reinforced type anchor rod for supporting weak soil foundation pit Download PDFInfo
- Publication number
- CN202519669U CN202519669U CN2012201388646U CN201220138864U CN202519669U CN 202519669 U CN202519669 U CN 202519669U CN 2012201388646 U CN2012201388646 U CN 2012201388646U CN 201220138864 U CN201220138864 U CN 201220138864U CN 202519669 U CN202519669 U CN 202519669U
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- stirring vane
- foundation pit
- soil foundation
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- hollow section
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Abstract
The utility model belongs to the technical field of supporting a weak soil foundation pit, and particularly relates to a bidirectional cutting and stirring reinforced type anchor rod for supporting a weak soil foundation pit. The bidirectional cutting and stirring reinforced type anchor rod comprises a hollow pipe. The hollow pipe is as follows: the front end of the hollow pipe is sharp; a plurality of slurry outlets are arranged on the lateral wall; more than one group of stirring blades are uniformly distributed in the axial direction of the front part of the outer lateral wall of the hollow pipe with the slurry outlets at intervals, or more than one group of the stirring blades are arranged on the outer lateral wall of the hollow pipe with the slurry outlets from the front end part to the axial direction at the outer end; and a rib material parallel to the hollow pipe is arranged between every two adjacent groups of the stirring blades. The bidirectional cutting and stirring reinforced type anchor rod for supporting the weak soil foundation pit provided by the utility model is used for various shotcrete anchorage soil nailing walls and composite soil nailing walls, so that the defects that the prior art has the disadvantages of low adhesion strength between a soil nail grouting body and weak oil, lower anti-drawing bearing force of the anchor rod, large deformation and the like can be made up. The bidirectional cutting and stirring reinforced type anchor rod can be used for supporting various weak soil foundation pits with a digging depth within a range of 4-10 m, and has the advantages of low manufacturing price, shorter construction period, high economical benefits and the like.
Description
Technical field:
The utility model belongs to soft soil foundation pit support technology field, refers in particular to a kind of two-way cutting that is used for the supporting soft soil foundation pit and stirs reinforcement formula anchor pole.
Background technology:
Base pit engineering is that protection underground space open-cut carries out being without prejudice with surrounding enviroment and temporary lining and the soil stabilization engineering taked smoothly.Along with the development of engineering construction, foundation ditch is increasing, more and more darker, during foundation construction, under the prerequisite that guarantees foundation ditch periphery building and foundation ditch safety, reduces pattern foundation pit supporting structure cost, reduction of erection time as far as possible, becomes engineers and technicians' unremitting pursue.
Because the weak soil physico-mechanical properties is poor; Cause being located at that anchor pole anti-pulling capacity in it is lower, distortion is bigger; Various spray anchor soil nailing walls and composite soil nailing wall with traditional anchor pole or plate brad supporting only can be used for degree of depth 6m usually with interior more shallow soft soil foundation pit; The dark soft soil foundation pit that the degree of depth surpasses 6m can only adopt other foundation pit supporting constructions such as campshed, and engineering cost is high, long construction period.
Summary of the invention:
The purpose of the utility model provides a kind of two-way cutting that is used for the supporting soft soil foundation pit cheap, that the duration is short, bearing capacity is high, distortion is little and stirs reinforcement formula anchor pole.
The utility model is achieved in that
Reinforcement formula anchor pole is stirred in the two-way cutting that is used for the supporting soft soil foundation pit; Include hollow section; Described hollow section is: leading section is pointed; Sidewall is provided with several slurry outlets; The front axle of the lateral wall of the hollow section of band slurry outlet to have uniformly at intervals more than one group stirring vane or on the lateral wall of hollow section of band slurry outlet by leading section outward end axis be provided with the muscle material parallel between every group of adjacent stirring vane to the stirring vane that is arranged at intervals with more than a group with hollow section.
Every group of above-mentioned stirring vane is more than two, and the stirring vane more than two circumferentially is distributed on the external surface of hollow section.
Being provided with the muscle material parallel with hollow section between above-mentioned every group of adjacent stirring vane is: at the middle part of every group of corresponding stirring vane or the outer end of stirring vane or the middle part of stirring vane be connected through the muscle material with the outer end, described muscle material is parallel with hollow section.
Above-mentioned stirring vane is square plate or trapezoidal flat board or L shaped plate or T shape plate.
The diameter of a circle that the line of the outer end of every group of above-mentioned stirring vane forms is: 0.1m-0.5m.
Above-mentioned muscle material is: bamboo wood or reinforcing bar or steel bar or steel cable or iron wire.
The utility model is compared the outstanding advantage of prior art:
The two-way cutting that the utility model provided is stirred reinforcement formula anchor pole and is used for various spray anchor soil nailing walls and composite soil nailing wall; Remedy the defective of aspects such as prior art adhesion strength between soil nailing injecting cement paste and weak soil is low, the anchor pole anti-pulling capacity is lower, distortion is bigger; Can be used for the various cutting depths of supporting and be 4 meters-10 meters soft soil foundation pit, have cheap, the duration is short, the economic dispatch advantage.
Description of drawings:
Fig. 1 is that the front axle of hollow section lateral wall of the utility model is to the user mode figure of the stirring vane that has uniformly at intervals;
Fig. 2 be the utility model the hollow section lateral wall go up by leading section outward end axis to the user mode figure that is arranged at intervals with stirring vane;
Fig. 3 is the generalized section of Figure 1A-A, and the stirring vane group of this moment includes two blades;
Fig. 4 is the generalized section of Figure 1A-A, and the stirring vane group of this moment includes three blades;
Fig. 5 is the generalized section of Figure 1A-A, and the stirring vane group of this moment includes four blades;
Fig. 6 is the front view of stirring vane of the square plate formula of the utility model;
Fig. 7 is the B-B sectional view of Fig. 6;
Fig. 8 is the front view of the trapezoidal flat stirring vane of the utility model;
Fig. 9 is the C-C sectional view of Fig. 8;
Figure 10 is the front view of stirring vane of the L shaped plate formula of the utility model;
Figure 11 is the D-D sectional view of Figure 10;
Figure 12 is the front view of the board-like stirring vane of the T shape of the utility model;
Figure 13 is the E-E sectional view of Figure 12.
The specific embodiment:
With specific embodiment the utility model is further described below, referring to Fig. 1-13:
Reinforcement formula anchor pole is stirred in the two-way cutting that is used for the supporting soft soil foundation pit; Include hollow section 10; Described hollow section 10 is: leading section 101 is for pointed; Sidewall is provided with several slurry outlets 102, in the front axle of lateral wall of the hollow section 10 of band slurry outlet 102 to the stirring vane that has uniformly at intervals more than a group, also can be on the lateral wall of the hollow section 10 of band slurry outlet 102 by leading section outward end axis to the stirring vane that is arranged at intervals with more than a group; Be provided with the muscle material 20 parallel between adjacent every group of stirring vane 30, the common purpose that realizes two-way cutting stirring and reinforcement when rotating into the soil body with hollow section 10.
Above-mentioned every group of stirring vane 30 is more than two, and the stirring vane 30 more than two circumferentially is distributed on the external surface of hollow section 10, can be the external surface that two or three or four stirring vanes 30 circumferentially are distributed on hollow section 10.
Be provided with between above-mentioned every group of adjacent stirring vane with hollow section 10 parallel muscle materials 20 and be: at the middle part of every group of corresponding stirring vane 30 or the outer end of stirring vane 30 or the middle part of stirring vane 30 be connected through muscle material 20 with the outer end, described muscle material 20 is parallel with hollow section 10.
Above-mentioned stirring vane 30 is square plate or trapezoidal flat board or L shaped plate or T shape plate.
The diameter of a circle that the line of the outer end of every group of above-mentioned stirring vane forms is: 0.1m-0.5m.
Above-mentioned muscle material 20 is: bamboo wood or reinforcing bar or steel bar or steel cable or iron wire.
The utility model is applicable to that the supporting cutting depth is 4 meters-10 meters a soft soil foundation pit, and its job practices is:
Reinforcement formula anchor pole is stirred in two-way cutting, and wall 40 rotates into the soil body 50 from the foundation ditch hole, and described stirring vane 30 and muscle material 20 are rotated into the soil body 50 jointly when construction, in hollow section 10, be perfused with cement paste or micro-expansion cement slurry.
The utility model can be used for pattern foundation pit supporting structure separately, also can freely form various composite constructions with cement mixing pile, timber, mini pile etc.
The foregoing description is merely one of preferred embodiment of the utility model; It is not the practical range that limits the utility model with this; So: the equivalence that all shapes according to the utility model, structure, principle are done changes, and all should be covered by within the protection domain of the utility model.
Claims (6)
1. reinforcement formula anchor pole is stirred in the two-way cutting that is used for the supporting soft soil foundation pit; It is characterized in that: include hollow section; Described hollow section is: leading section is pointed; Sidewall is provided with several slurry outlets; The front axle of the lateral wall of the hollow section of band slurry outlet to have uniformly at intervals more than one group stirring vane or on the lateral wall of hollow section of band slurry outlet by leading section outward end axis be provided with the muscle material parallel between every group of adjacent stirring vane to the stirring vane that is arranged at intervals with more than a group with hollow section.
2. reinforcement formula anchor pole is stirred in the two-way cutting that is used for the supporting soft soil foundation pit according to claim 1, and it is characterized in that: described every group of stirring vane is more than two, and the stirring vane more than two circumferentially is distributed on the external surface of hollow section.
3. reinforcement formula anchor pole is stirred in the two-way cutting that is used for the supporting soft soil foundation pit according to claim 1; It is characterized in that: being provided with the muscle material parallel with hollow section between described every group of adjacent stirring vane is: at the middle part of every group of corresponding stirring vane or the outer end of stirring vane or the middle part of stirring vane be connected through the muscle material with the outer end, described muscle material is parallel with hollow section.
4. reinforcement formula anchor pole is stirred in each described two-way cutting that is used for the supporting soft soil foundation pit according to claim 1 to 3, and it is characterized in that: described stirring vane is square plate or trapezoidal flat board or L shaped plate or T shape plate.
5. reinforcement formula anchor pole is stirred in each described two-way cutting that is used for the supporting soft soil foundation pit according to claim 1 to 3, and it is characterized in that: the diameter of a circle that the line of the outer end of described every group of stirring vane forms is: 0.1m-0.5m.
6. reinforcement formula anchor pole is stirred in each described two-way cutting that is used for the supporting soft soil foundation pit according to claim 1 to 3, and it is characterized in that: described muscle material is: bamboo wood or reinforcing bar or steel bar or steel cable or iron wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201388646U CN202519669U (en) | 2012-04-02 | 2012-04-02 | Bidirectional cutting and stirring reinforced type anchor rod for supporting weak soil foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201388646U CN202519669U (en) | 2012-04-02 | 2012-04-02 | Bidirectional cutting and stirring reinforced type anchor rod for supporting weak soil foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202519669U true CN202519669U (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201388646U Expired - Fee Related CN202519669U (en) | 2012-04-02 | 2012-04-02 | Bidirectional cutting and stirring reinforced type anchor rod for supporting weak soil foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202519669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061339A (en) * | 2013-01-14 | 2013-04-24 | 胡忠志 | Large-diameter soil nail |
| CN103669349A (en) * | 2014-01-07 | 2014-03-26 | 方远建设集团股份有限公司 | Variable diameter stirring type anchor rod and construction method thereof |
-
2012
- 2012-04-02 CN CN2012201388646U patent/CN202519669U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061339A (en) * | 2013-01-14 | 2013-04-24 | 胡忠志 | Large-diameter soil nail |
| CN103061339B (en) * | 2013-01-14 | 2015-11-18 | 胡忠志 | A kind of large-diameter soil nail |
| CN103669349A (en) * | 2014-01-07 | 2014-03-26 | 方远建设集团股份有限公司 | Variable diameter stirring type anchor rod and construction method thereof |
| CN103669349B (en) * | 2014-01-07 | 2016-04-13 | 方远建设集团股份有限公司 | A kind of reducing stirring type anchor pole and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Zhongzhi Inventor after: Chen Yuxin Inventor after: Huang Songyang Inventor after: Le Jinfa Inventor before: Hu Zhongzhi Inventor before: Chen Yuxin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HU ZHONGZHI CHEN YUXIN TO: HU ZHONGZHI CHEN YUXIN HUANG SONGYANG LE JINFA |
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| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU UNIVERSITY TAIZHOU CONSTRUCTION + INSTALLA Free format text: FORMER OWNER: TAIZHOU UNIVERSITY TAIZHOU CONSTRUCTION + INSTALLATION ENGINEERING COMPANY Effective date: 20141205 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141205 Address after: No. 1139 Taizhou City, Zhejiang province Jiaojiang City Road 318000 Patentee after: Hu Zhongzhi Patentee after: Taizhou University Patentee after: Taizhou Constuction Installation Engineering Company Patentee after: Guoqiang Construction Group Co., Ltd. Address before: No. 1139 Taizhou City, Zhejiang province Jiaojiang City Road 318000 Patentee before: Hu Zhongzhi Patentee before: Taizhou University Patentee before: Taizhou Constuction Installation Engineering Company |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20170402 |