CN205035795U - A anchor head that is used for anti sea anchor pole enlarged footing in underground structure - Google Patents
A anchor head that is used for anti sea anchor pole enlarged footing in underground structure Download PDFInfo
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- CN205035795U CN205035795U CN201520622748.5U CN201520622748U CN205035795U CN 205035795 U CN205035795 U CN 205035795U CN 201520622748 U CN201520622748 U CN 201520622748U CN 205035795 U CN205035795 U CN 205035795U
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- anchor
- tooth
- connecting elements
- expansible
- enlarged footing
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Abstract
The utility model discloses an anchor head that is used for anti sea anchor pole enlarged footing in underground structure, it includes the main part nut that excels in, short billet of connecting elements and expansible anchor tooth, the spiral shell is excelled in to the main part is the hexagon, the main part is excelled in the three limit of spaced of each other of nut and is welded the short billets of two connecting elementss respectively, expansible anchor tooth fixed connection is between the short billet of two connecting elementss, the messenger connects short billet of component and expansible anchor tooth even to be a whole through the hex bolts that excels in, the main part is excelled in and is equipped with the nut hole that can insert the stock body of rod in the middle of the nut, the cover has the locating part hollow cone that can make the expansion of expansible anchor tooth and prevent expansible anchor tooth return on the stock body of rod, the stock body of rod can take the anchor head to get into the enlarged footing position. The utility model has the advantages of it is following: the withdrawal resistance that anchor head intensity is high, the rigidity is good, can effectively improve the stock, rational in infrastructure, the expansible anchor tooth turned angle of anchor head is applicable in the enlarged footing of different diameters, it is easy and simple to handle, easy to assemble.
Description
Technical field
The utility model relates to a kind of anchor head of anti-float anchor rod enlarged footing, and particularly a kind of anchor head for anti-floating of underground building anchor pole enlarged footing, belongs to the realm of building construction.
Background technology
Along with developing rapidly of economy, the acceleration of urban construction, urban land growing tension, basement exploitation, utilization obtain the attention of developer, and require to improve gradually to the utilization of basement space, and basement area is increasing, the degree of depth is also more and more darker, therefore to be subject to buoyancy also increasing for basement structure, and the anti-floating problem how solving basement has become a frequent problems faced, causes the extensive concern of engineer.Basement more in recent years adopts anchor pole as structural anti-buoyancy basis, and the single anti-pulling capacity of common anti-float anchor rod is less, its main uplift resistance is the frictional force produced by grout material and surrounding soil consolidation, the quality of slip casting is upper largely affects anti-floating bearing capacity, and the body of rod of common anti-float anchor rod generally adopts more than 2, it makes and lays comparatively complicated.
Anti-float anchor rod anchor head is used for enlarged footing position bottom anti-float anchor rod, and anchor head is fully engaged with enlarged footing after the expansion of enlarged footing position, is the main stress point of anchor pole.Current most enlarged footing is back taper, this shape in rock stratum more difficult construction and anchor head not easily construct, for the enlarged footing solving anchor pole anchor head and reality in construction shaping matches, formula anchor head is grabbed in specialized designs occlusion, this anchor head has easy and simple to handle, and convenient installation, pulling test strength is high.
Utility model content
The technical problems to be solved in the utility model, provide a kind of anchor head for anti-floating of underground building anchor pole enlarged footing, this anchor head intensity is high, good rigidly, effectively can improve the uplift resistance, rational in infrastructure of anchor pole, and the anchor head scope of application is large, easy and simple to handle, conveniently installs
The utility model is realized by following proposal: a kind of anchor head for anti-floating of underground building anchor pole enlarged footing, it comprises main body high-strength nut, the short steel bar of connecting elements and expansible anchor tooth, described main body high-strength nut is hexagon, described main body high-strength nut apart from one another by three limits weld two short steel bars of described connecting elements respectively, described expansible anchor tooth is fixedly connected between two short steel bars of described connecting elements, the short steel bar of described connecting elements is provided with screwed hole, described expansible anchor tooth is provided with circular hole, high-strength hex bolts is through the screwed hole on the short steel bar of described connecting elements and the circular hole on expansible anchor tooth, the short steel bar of described connecting elements and expansible anchor tooth are held together, the nut bore can inserting anchor rod body is provided with in the middle of described main body high-strength nut, described anchor rod body overlaps have and can make described expansible anchor tooth expansion and the locating part hollow cone preventing described expansible anchor tooth return, described anchor rod body enters enlarged footing position with the short steel bar of connecting elements on described main body high-strength nut and described main body high-strength nut and expansible anchor tooth.
Be provided with screw thread in described nut bore, the internal diameter of described nut bore is determined according to the diameter of described anchor rod body.
The short steel bar of described connecting elements is provided with six, strength grade is Q345B, its arrange described main body high-strength nut outer apart from one another by three limits, every side weld connects two short steel bars of described connecting elements, and the short steel bar of described connecting elements is provided with the screwed hole that diameter is 16mm, and two short steel bar spacing of described connecting elements are 12mm, the short steel bar of described connecting elements is cuboid, its thickness is 12mm, and width is 18mm, and height is identical with described main body high-strength nut.
Described expansible anchor tooth is provided with three, and is located between two short steel bars of described connecting elements, and described expansible anchor tooth is provided with the circular hole that diameter is 18mm, described expansible anchor tooth can rotate up and down, strength grade is Q345B, and its thickness is 12mm, and length is 120mm.
The outside of described expansible anchor tooth is straight plate, and inside upper part is divided into swash plate, and bottom is divided into straight plate, and described expansible anchor tooth can expand outwardly along described transferring of anchor rod body along with described locating part hollow cone, and then the described enlarged footing of effective occlusion.
Described expansible anchor tooth rotates along the high-strength hex bolts through its circular hole, and rotational angle is 0-90 degree, to adapt to the enlarged footing of different-diameter.
Described high-strength hex bolts is hexagon, and is 8.8 grades, and its diameter is 16mm, and having connected rear length is 38mm.
Described locating part hollow cone is after placing anchor head, transfer from the upper end of described anchor rod body, the internal diameter 42mm of described locating part hollow cone, it changes according to the diameter of described anchor rod body, the top external diameter 70mm of described locating part hollow cone, lower outer diameter 74mm, thickness is 10mm.
Described anchor rod body is the essence bundle screw-thread steel of employing 36 or 42 is the body of rod.
The beneficial effects of the utility model are:
1, a kind of anchor head intensity for anti-floating of underground building anchor pole enlarged footing of the utility model is high, good rigidly, effectively can improve the uplift resistance of anchor pole: anchor head is as the main bearing member of anti-float anchor rod, primarily of main body high-strength nut, expansible anchor tooth, the short steel bars of steel etc. are by welding, the modes such as bolt connection are spliced, intensity is high, good rigidly, and supporting the use of main body high-strength nut and anchor rod body (screw-thread steel) can be utilized, switching performance is good, welding capacity during minimizing in-site installation, effective raising speed of application, have reduce the cost low, the advantage such as effective.
2, a kind of rational in infrastructure for anti-floating of underground building anchor pole enlarged footing of the utility model, the anchor head scope of application is large: anchor head three limit is stressed, stability under loading, evenly can be made, and can adopt different main body high-strength nuts to the anchor rod body of different-diameter, the expansible anchor rotational angle of anchor head is applicable to the enlarged footing of different-diameter.
3, a kind of easy and simple to handle for anti-floating of underground building anchor pole enlarged footing of the utility model, conveniently to install: anchor head is installed and only need be connected with anchor rod body (essence pricks threaded rod) by main body high-strength nut, and scene is easy to operate.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of anchor head for anti-floating of underground building anchor pole enlarged footing of the utility model;
Fig. 2 is the perspective view of a kind of anchor head for anti-floating of underground building anchor pole enlarged footing of the utility model;
Fig. 3 is the plan structure schematic diagram of a kind of anchor head for anti-floating of underground building anchor pole enlarged footing of the utility model;
Fig. 4 is the side-looking structural representation of a kind of anchor head for anti-floating of underground building anchor pole enlarged footing of the utility model;
In figure: 1 is main body high-strength nut, 2 is the short steel bar of connecting elements, and 3 is expansible anchor tooth, and 4 is high-strength hex bolts, and 5 is anchor rod body, and 6 is nut bore, and 7 is locating part hollow cone, and 8 is enlarged footing.
Detailed description of the invention
Further illustrate below in conjunction with Fig. 1-4 pairs of the utility model:
A kind of anchor head for anti-floating of underground building anchor pole enlarged footing, it comprises main body high-strength nut 1, the short steel bar of connecting elements 2 and expansible anchor tooth 3, main body high-strength nut 1 is hexagon, main body high-strength nut 1 apart from one another by three limits weld two short steel bars 2 of connecting elements respectively, expansible anchor tooth 3 is fixedly connected between two short steel bars 2 of connecting elements, the short steel bar 2 of connecting elements is provided with screwed hole, expansible anchor tooth 3 is provided with circular hole, high-strength hex bolts 4 is through the screwed hole on the short steel bar of connecting elements 2 and the circular hole on expansible anchor tooth 3, the short steel bar of connecting elements 2 and expansible anchor tooth 3 are held together, the nut bore 6 can inserting anchor rod body 5 is provided with in the middle of main body high-strength nut 1, anchor rod body 5 overlaps to have can make expansible anchor tooth 3 expand and the locating part hollow cone 7 preventing expansible anchor tooth 3 return, anchor rod body 5 enters enlarged footing 8 position with the short steel bar of connecting elements 2 on main body high-strength nut 1 and main body high-strength nut 1 and expansible anchor tooth 3, be provided with screw thread in nut bore 6, the internal diameter of nut bore 6 is determined according to the diameter of anchor rod body 5, the short steel bar 2 of connecting elements is provided with six, strength grade is Q345B, its arrange main body high-strength nut 1 outer apart from one another by three limits, every side weld connects two short steel bars 2 of connecting elements, and the short steel bar 2 of connecting elements is provided with the screwed hole that diameter is 16mm, and two connecting elements short steel bar 2 spacing are 12mm, the short steel bar 2 of connecting elements is in cuboid, its thickness is 12mm, and width is 18mm, and height is identical with main body high-strength nut 1, expansible anchor tooth 3 is provided with three, and is located between two short steel bars 2 of connecting elements, and expansible anchor tooth 3 is provided with the circular hole that diameter is 18mm, and expansible anchor tooth 3 can rotate up and down, and strength grade is Q345B, and its thickness is 12mm, and length is 120mm, the outside of expansible anchor tooth 3 is straight plate, and inside upper part is divided into swash plate, and bottom is divided into straight plate, and expansible anchor tooth 3 can expand outwardly along transferring of anchor rod body 5 along with locating part hollow cone 7, and then effective occlusion enlarged footing 8, expansible anchor tooth 3 rotates along the high-strength hex bolts 4 through its circular hole, and rotational angle is 0-90 degree, to adapt to the enlarged footing 8 of different-diameter, high-strength hex bolts 4 is hexagon, and is 8.8 grades, and its diameter is 16mm, and having connected rear length is 38mm, locating part hollow cone 7, after placing anchor head, is transferred from the upper end of anchor rod body 5, the internal diameter 42mm of locating part hollow cone 7, it changes according to the diameter of anchor rod body 5, the top external diameter 70mm of locating part hollow cone 7, lower outer diameter 74mm, thickness is 10mm, anchor rod body 5 is the essence bundle screw-thread steel of employing 36 or 42 is the body of rod.
During construction: after anchor rod body 5 is connected with the nut bore 6 of main body high-strength nut 1, expansible anchor tooth 2 is first kept vertically to be in not expanded position, put into hole, underground structure on request, after arriving enlarged footing 8 position, laying locating part hollow cone 5 makes expansion anchor tooth 2 expand and prevent return, and carries out slip casting in time.
Although done comparatively detailed elaboration to the technical solution of the utility model and enumerated; be to be understood that; to those skilled in the art; amendment is made to above-described embodiment or adopts equivalent replacement scheme; this is apparent to those skilled in the art; these modifications or improvements on the basis of not departing from the utility model spirit, all belong to the scope that the utility model is claimed.
Claims (8)
1. the anchor head for anti-floating of underground building anchor pole enlarged footing, it comprises main body high-strength nut (1), the short steel bar of connecting elements (2) and expansible anchor tooth (3), it is characterized in that: described main body high-strength nut (1) is hexagon, described main body high-strength nut (1) apart from one another by three limits weld two short steel bars of described connecting elements (2) respectively, described expansible anchor tooth (3) is fixedly connected between two short steel bars of described connecting elements (2), the short steel bar of described connecting elements (2) is provided with screwed hole, described expansible anchor tooth (3) is provided with circular hole, high-strength hex bolts (4) is through the circular hole on the screwed hole on the short steel bar of described connecting elements (2) and expansible anchor tooth (3), the short steel bar of described connecting elements (2) and expansible anchor tooth (3) are held together, the nut bore (6) can inserting anchor rod body (5) is provided with in the middle of described main body high-strength nut (1), the upper cover of described anchor rod body (5) has can make described expansible anchor tooth (3) expansion and the locating part hollow cone (7) preventing described expansible anchor tooth (3) return, described anchor rod body (5) enters enlarged footing (8) position with the short steel bar of connecting elements (2) on described main body high-strength nut (1) and described main body high-strength nut (1) and expansible anchor tooth (3).
2. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 1, it is characterized in that: described nut bore is provided with screw thread in (6), the internal diameter of described nut bore (6) is determined according to the diameter of described anchor rod body (5).
3. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 1, it is characterized in that: the short steel bar of described connecting elements (2) is provided with six, its arrange described main body high-strength nut (1) outward apart from one another by three limits, every side weld connects two short steel bars of described connecting elements (2), the short steel bar of described connecting elements (2) is provided with the screwed hole that diameter is 16mm, two the short steel bar of described connecting elements (2) spacing are 12mm, the short steel bar of described connecting elements (2) is in cuboid, its thickness is 12mm, width is 18mm, and height is identical with described main body high-strength nut (1).
4. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 1, it is characterized in that: described expansible anchor tooth (3) is provided with three, and be located between two short steel bars of described connecting elements (2), described expansible anchor tooth (3) is provided with the circular hole that diameter is 18mm, described expansible anchor tooth (3) can be rotated up and down, its thickness is 12mm, and length is 120mm.
5. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 4, it is characterized in that: the outside of described expansible anchor tooth (3) is straight plate, inside upper part is divided into swash plate, bottom is divided into straight plate, described expansible anchor tooth (3) can expand outwardly along transferring of described anchor rod body (5) along with described locating part hollow cone (7), and then the described enlarged footing of effective occlusion (8).
6. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 4, it is characterized in that: described expansible anchor tooth (3) is rotated along the high-strength hex bolts (4) through its circular hole, and rotational angle is 0-90 degree.
7. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 1, is characterized in that: described high-strength hex bolts (4) is hexagon, and its diameter is 16mm, and having connected rear length is 38mm.
8. a kind of anchor head for anti-floating of underground building anchor pole enlarged footing according to claim 1, it is characterized in that: described locating part hollow cone (7) is after placing anchor head, transfer from the upper end of described anchor rod body (5), the internal diameter 42mm of described locating part hollow cone (7), it changes according to the diameter of described anchor rod body (5), the top external diameter 70mm of described locating part hollow cone (7), lower outer diameter 74mm, thickness is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622748.5U CN205035795U (en) | 2015-08-19 | 2015-08-19 | A anchor head that is used for anti sea anchor pole enlarged footing in underground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622748.5U CN205035795U (en) | 2015-08-19 | 2015-08-19 | A anchor head that is used for anti sea anchor pole enlarged footing in underground structure |
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| Publication Number | Publication Date |
|---|---|
| CN205035795U true CN205035795U (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520622748.5U Expired - Fee Related CN205035795U (en) | 2015-08-19 | 2015-08-19 | A anchor head that is used for anti sea anchor pole enlarged footing in underground structure |
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| Country | Link |
|---|---|
| CN (1) | CN205035795U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166495A (en) * | 2018-01-02 | 2018-06-15 | 深圳市勘察测绘院有限公司 | A kind of mounting structure and construction method for dregs slope retaining multistage bellend anchor pole |
| CN109235471A (en) * | 2018-10-30 | 2019-01-18 | 中国电建集团成都勘测设计研究院有限公司 | Quick anchoring component and quick anchoring structure |
| CN110080313A (en) * | 2019-03-20 | 2019-08-02 | 福建建工集团有限责任公司 | A kind of anti-float anchor rod shores the self-locking anchor head of formula and building anti-float method |
| CN110608647A (en) * | 2019-10-19 | 2019-12-24 | 山东科技大学 | Mining goaf bottom plate deep hole displacement meter and using method thereof |
| CN111287181A (en) * | 2020-04-01 | 2020-06-16 | 深圳市灰熊建筑科技有限公司 | Anti-floating anchor rod |
| CN113136875A (en) * | 2021-04-29 | 2021-07-20 | 江苏科技大学 | Foundation pit supporting structure and construction method thereof |
| CN114232609A (en) * | 2021-12-09 | 2022-03-25 | 中国一冶集团有限公司 | Anti-floating device for cast-in-place pile reinforcement cage and construction method thereof |
-
2015
- 2015-08-19 CN CN201520622748.5U patent/CN205035795U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166495A (en) * | 2018-01-02 | 2018-06-15 | 深圳市勘察测绘院有限公司 | A kind of mounting structure and construction method for dregs slope retaining multistage bellend anchor pole |
| CN109235471A (en) * | 2018-10-30 | 2019-01-18 | 中国电建集团成都勘测设计研究院有限公司 | Quick anchoring component and quick anchoring structure |
| CN110080313A (en) * | 2019-03-20 | 2019-08-02 | 福建建工集团有限责任公司 | A kind of anti-float anchor rod shores the self-locking anchor head of formula and building anti-float method |
| CN110608647A (en) * | 2019-10-19 | 2019-12-24 | 山东科技大学 | Mining goaf bottom plate deep hole displacement meter and using method thereof |
| CN111287181A (en) * | 2020-04-01 | 2020-06-16 | 深圳市灰熊建筑科技有限公司 | Anti-floating anchor rod |
| CN113136875A (en) * | 2021-04-29 | 2021-07-20 | 江苏科技大学 | Foundation pit supporting structure and construction method thereof |
| CN113136875B (en) * | 2021-04-29 | 2022-03-08 | 江苏科技大学 | Foundation pit supporting structure and construction method thereof |
| CN114232609A (en) * | 2021-12-09 | 2022-03-25 | 中国一冶集团有限公司 | Anti-floating device for cast-in-place pile reinforcement cage and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160217 Termination date: 20160819 |