CN203530975U - Anchor bolt - Google Patents
Anchor bolt Download PDFInfo
- Publication number
- CN203530975U CN203530975U CN201320668151.5U CN201320668151U CN203530975U CN 203530975 U CN203530975 U CN 203530975U CN 201320668151 U CN201320668151 U CN 201320668151U CN 203530975 U CN203530975 U CN 203530975U
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- China
- Prior art keywords
- urceolus
- anchor pole
- core bar
- outer tube
- bolt
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Abstract
The utility model relates to the technical field of anchoring, particularly to an anchor bolt. The anchor bolt comprises an core bolt and an outer tube enclosing the core bolt. The core bolt is separated from and fixedly connected with the outer tube through positioners, and the outside of the outer tube are axially provided with a plurality of anchoring components at intervals. According to the anchor bolt, during construction, the outer tube is filled with cement paste to form full-process sealed protection for the core bolt, and both the outer tube and the filled paste consolidating body can avoid the chemical corrosion on the core bolt due to direct contact between ground water and soil and the core bolt as well as the electrochemical corrosion on the core bolt due to stray current in underground mediums; meanwhile, the filled paste consolidating body between the outer tube and the core bolt is in a three-directional stress state, which is greatly improved, is high in strength and avoid cracks compared with the stress condition of filled paste enclosure bodies in the prior art, therefore, the service life of the anchor bolt can be greatly prolonged; besides, the anchoring components on the outer tuber can enhance the anti-pull resistance of the anchor bar.
Description
Technical field
The utility model relates to anchoring field, relates in particular to a kind of anchor pole.
Background technology
Anchor pole technology is widely applied to each field of engineering technology, reinforcement protection such as foundation ditch, side slope, basement anti-floating, tunnel and underground construction, because stratum or underground water always have light or heavy corrosivity to concrete and anchor rod body, so durability and the bearing capacity of permanent anchoring, anti-floating or resistance to plucking engineering are difficult to effectively be ensured, need to carry out preservative treatment to anchor pole.In prior art main adopt the body of rod zinc-plated, apply the modes such as epoxy resin layer and slip casting parcel, because whole anchoring section is in stratum, under sustained load effect, slip casting inclusion enclave easily produces crack, the fluids such as the corrosive water in stratum, gas contact with anchor rod body by crack, progressively corrode anchor pole, the body of rod is zinc-plated and apply epoxy resin and be also difficult to over a long time the body of rod and underground medium be isolated, and the anticorrosion of anchor pole is a hard nut to crack.
Summary of the invention
The purpose of this utility model is to provide that a kind of antiseptic property is better, longer anchor pole of military service phase.
The utility model is achieved in that a kind of anchor pole, comprises core bar and the urceolus that core bar is surrounded, and described core bar is separated with urceolus and be fixedly connected with by locator, and described urceolus outboard shafts is to being arranged at intervals with a plurality of anchorage elements.
Wherein, described locator is at least two, and described locator makes core bar be positioned at the center of urceolus.
Wherein, described urceolus upper end is provided with the joint being connected with grouting pump feed pipe for mortar, and described locator is provided with fluid through-hole, forms the fluid passage that total length connects between described urceolus and core bar.Further, described joint is nipple, plug-in joint or flange socket.
Wherein, described urceolus upper end is provided with the joint being connected with drill power head, and described urceolus lower end is provided with drill bit, and described locator is provided with through hole, forms the infusion channel that total length connects between described urceolus and core bar.
Wherein, described drill bit side is also provided with laterally or fluid hole radially.Further, described joint is nipple, plug-in joint or flange socket.
Wherein, described urceolus is segmentation structure, by a plurality of urceolus unit, is formed by connecting.
The beneficial effects of the utility model are: anchor pole described in the utility model comprises the urceolus of hollow and is arranged on the core bar of urceolus inside, described core bar is separated with urceolus and be fixedly connected with by locator, described urceolus outboard shafts is to being arranged at intervals with a plurality of anchorage elements, when construction, the inner full water mud of filling of described urceolus, core bar is formed to omnidistance seal protection, urceolus can prevent that with grouting soil underground water and soil and core bar from directly contacting the electrochemical corrosion to core bar to the stray electrical current in the chemical attack of core bar and underground medium, and the grouting soil between urceolus and core bar is triaxial stress state, slip casting inclusion enclave force-bearing situation is compared to existing technology greatly improved, intensity is higher, be difficult for producing crack, thereby greatly extended the military service phase of anchor pole.The more important thing is that described urceolus outboard shafts can overcome general cylindrical member and stratum or the hypodynamic weakness of cement paste anchoring to being arranged at intervals with a plurality of anchorage elements, can improve the uplift resistance of anchor pole.
Accompanying drawing explanation
Fig. 1 is the structural representation of anchor pole embodiment mono-described in the utility model;
Fig. 2 is the schematic cross-sectional view of anchor pole embodiment mono-described in the utility model;
Fig. 3 is that anchor pole embodiment mono-described in the utility model is used view;
Fig. 4 is the structural representation of anchor pole embodiment bis-described in the utility model;
Fig. 5 is the structural representation of anchor pole embodiment tri-described in the utility model;
Fig. 6 is anchor pole embodiment tri-work progress view described in the utility model;
Fig. 7 is that anchor pole embodiment tri-described in the utility model is used view;
Fig. 8 is the structural representation of anchor pole embodiment tetra-described in the utility model;
Fig. 9 is anchor pole embodiment tetra-work progress view described in the utility model;
Figure 10 is that anchor pole embodiment tetra-described in the utility model is used view;
Figure 11 is the structural representation of anchor pole embodiment five described in the utility model;
Figure 12 is anchor pole embodiment five work progress view described in the utility model;
Figure 13 is that anchor pole embodiment five described in the utility model is used view.
Figure 14 is the schematic diagram of the utility model circular ring type anchorage element.
Figure 15 is the schematic diagram of the utility model L-type cylindrical drum anchorage element.
Wherein, 1, urceolus; 11, joint; 12, urceolus unit; 2, core bar; 3, locator; 31, fluid through-hole; 4, fluid passage; 5, grouting soil; 6, slip casting inclusion enclave; 7, drill bit; 71, fluid hole; 8, anchor hole; 9, anchorage element.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment mono-as anchor pole described in the utility model, as shown in Figure 1 to Figure 3, described anchor pole comprises the urceolus 1 of hollow and is arranged on the core bar 2 of urceolus 1 inside, described core bar 2 is separated with urceolus 1 and be fixedly connected with by locator 3, in the outside of urceolus 1 axis keep at a certain distance away (2m left and right) be provided with a plurality of anchorage elements 9.
Anchor pole described in the utility model is when construction, the anchor hole 8 of described urceolus 1 outside is full of cement paste, after solidifying, form slip casting inclusion enclave 6, the inner full water mud of filling of described urceolus 1, after solidifying, form grouting soil 5, core bar 2 is formed to omnidistance seal protection, urceolus 1 can prevent that with grouting soil 5 underground water and soil and core bar 2 from directly contacting the electrochemical corrosion to core bar 2 to the stray electrical current in the chemical attack of core bar 2 and underground medium, and the grouting soil between urceolus 1 and core bar 25 is triaxial stress state, slip casting inclusion enclave force-bearing situation is compared to existing technology greatly improved, intensity is higher, be difficult for producing crack, thereby greatly extended the military service phase of anchor pole.Described locator 3 can be circular slab shape, can be also polygon support.The general steel pipe that adopts of cylindrical member 1, in order to improve the anchored force of urceolus and cement injection body 6 or the soil body, can bring into play effective effect at the anchorage element 9 of the arranged outside of urceolus.Anchorage element 9 can adopt the shape of annulus (seeing Figure 14) or L-type cylindrical drum (seeing Figure 15) or other protrusions.Anchorage element 9 can weld or be threaded or be fixedly connected on urceolus 1 in other mode.
When described core bar 2 is positioned at the center of urceolus 1, the antiseptic effect of urceolus 1 and grouting soil 5 is best, in order to make the stably center in urceolus 1 of described core bar 2, locator 3 described in the utility model should be at least two, and be preferably positioned at the two ends up and down of urceolus 1, when urceolus 1 and core bar 2 length are when longer, a plurality of locators 3 can also be set equably at the middle part of urceolus 1, now locator 3 has the effect of centering device simultaneously.
Embodiment bis-as anchor pole described in the utility model, as shown in Figure 4, be that with embodiment mono-difference described urceolus 1 is segmentation structure, by a plurality of urceolus unit 12, be formed by connecting, the present embodiment is specially and is threaded, and can certainly adopt other connected mode, such as clamping or flange connection, when the length of anchor pole is longer, while adopting monolithic construction to be difficult for processing and transportation, can adopt this kind of scheme.
Embodiment tri-as anchor pole described in the utility model, as shown in Figures 5 to 7, be that with embodiment mono-difference described urceolus 1 upper end is provided with the joint 11 being connected with grouting pump feed pipe for mortar, described locator 3 is provided with fluid through-hole 31, between described urceolus 1 and core bar 2, form the fluid passage 4 that total length connects, can be by described fluid passage 4 to the interior slip casting of anchor hole 8.
In prior art Grouting Pipe be generally colligation on anchor pole, not only need mounting process link, and Grouting Pipe easily floats, is shifted when anchor pole casts anchor, even damaged, can not guarantee that grouting serous fluid is from anchor pole bottom pulp.In the utility model embodiment, described urceolus 1 can replace Grouting Pipe, has saved the cost of bolt grouting pipe, has saved the process procedure that Grouting Pipe is installed on anchor pole simultaneously.Owing to not needing colligation Grouting Pipe again, thereby avoided the conventional method variety of issue that colligation Grouting Pipe may occur on anchor pole, can guarantee that grouting serous fluid, from anchor pole bottom pulp, can displace the mud of anchor hole bottom completely, thereby guarantee the construction quality of anchor pole.
In the present embodiment, the joint 11 of described urceolus 1 upper end can be nipple, plug-in joint or flange socket, as long as can be connected with grouting pump feed pipe for mortar.
Embodiment tetra-as anchor pole described in the utility model, as shown in Fig. 8 to Figure 10, be that with embodiment mono-difference described urceolus 1 upper end is provided with the joint 11 being connected with drill power head, described urceolus 1 lower end is provided with drill bit 7, described locator 3 is provided with fluid through-hole 31, forms the fluid passage 4 that total length connects between described urceolus 1 and core bar 2.
Described in the present embodiment, anchor pole can connect rig, utilizes armature boring, has not only saved the process procedure that casts anchor, and can also prevent the anchor hole collapse hole of having constructed.Described fluid passage 4 can provide slurries to drill bit in boring procedure, also can utilize fluid passage slip casting with the same in embodiment tri-.
In the present embodiment, the joint 11 of described urceolus 1 upper end can be nipple, plug-in joint or flange socket, as long as can be connected with drill power head.The anchor pole of the present embodiment is suitable for the anchor pole of self-advancing type, after utilizing armature boring to put in place, the joint of urceolus 1 upper end 11 and drill power head is thrown off, and anchor pole is retained in anchor hole 8.While needing, can also utilize the fluid passage 4 between urceolus 1 and core bar to carry out slip casting.
Embodiment five as anchor pole described in the utility model, as shown in Figure 11 to Figure 13, be with embodiment tetra-differences that described drill bit 7 sides are provided with laterally or fluid hole 71 radially, when the slurries with certain pressure penetrate from described fluid hole 71, can play percussion to the sidewall of anchor hole 8, thereby realize hole expansion function, the enlarged footing anchor pole of can constructing.
In the utility model embodiment tri-, four and five, described urceolus also can adopt the segmentation structure being formed by connecting by a plurality of urceolus unit.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. an anchor pole, is characterized in that, comprises core bar and the urceolus that core bar is surrounded, and described core bar is separated with urceolus and be fixedly connected with by locator, and described urceolus outboard shafts is to being arranged at intervals with a plurality of anchorage elements.
2. anchor pole according to claim 1, is characterized in that, described locator is at least two, and described locator makes core bar be positioned at the center of urceolus.
3. anchor pole according to claim 1 and 2, is characterized in that, described urceolus upper end is provided with the joint being connected with grouting pump feed pipe for mortar, and described locator is provided with fluid through-hole, forms the fluid passage that total length connects between described urceolus and core bar.
4. anchor pole according to claim 3, is characterized in that, described joint is nipple, plug-in joint or flange socket.
5. anchor pole according to claim 1 and 2, it is characterized in that, described urceolus upper end is provided with the joint being connected with drill power head, and described urceolus lower end is provided with drill bit, described locator is provided with through hole, forms the infusion channel that total length connects between described urceolus and core bar.
6. anchor pole according to claim 5, is characterized in that, described drill bit side is also provided with laterally or fluid hole radially.
7. anchor pole according to claim 5, is characterized in that, described joint is nipple, plug-in joint or flange socket.
8. anchor pole according to claim 1 and 2, is characterized in that, described urceolus is segmentation structure, by a plurality of urceolus unit, is formed by connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320668151.5U CN203530975U (en) | 2013-10-25 | 2013-10-25 | Anchor bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320668151.5U CN203530975U (en) | 2013-10-25 | 2013-10-25 | Anchor bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203530975U true CN203530975U (en) | 2014-04-09 |
Family
ID=50417200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320668151.5U Expired - Fee Related CN203530975U (en) | 2013-10-25 | 2013-10-25 | Anchor bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203530975U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929117A (en) * | 2015-06-26 | 2015-09-23 | 建研地基基础工程有限责任公司 | Concrete pole body composite anchor rod and construction method thereof |
| CN105863695A (en) * | 2016-05-03 | 2016-08-17 | 许国安 | Sectional and modular combined anchor rod capable of resisting large deformation and impact and assembling method of combined anchor rod |
| CN108071112A (en) * | 2016-11-17 | 2018-05-25 | 中铁西北科学研究院有限公司深圳南方分院 | The safeguard structure and its means of defence of anchorage cable anchoring section |
| CN114855792A (en) * | 2022-04-29 | 2022-08-05 | 中国建筑第七工程局有限公司 | Graded supercharged anti-floating anchor rod and construction method thereof |
-
2013
- 2013-10-25 CN CN201320668151.5U patent/CN203530975U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929117A (en) * | 2015-06-26 | 2015-09-23 | 建研地基基础工程有限责任公司 | Concrete pole body composite anchor rod and construction method thereof |
| CN104929117B (en) * | 2015-06-26 | 2016-10-26 | 建研地基基础工程有限责任公司 | Construction method of concrete pole body composite anchor rod |
| CN105863695A (en) * | 2016-05-03 | 2016-08-17 | 许国安 | Sectional and modular combined anchor rod capable of resisting large deformation and impact and assembling method of combined anchor rod |
| CN105863695B (en) * | 2016-05-03 | 2017-11-03 | 许国安 | A kind of anti-large deformation of sectional modular and shock resistance assembled bolt and its assemble method |
| CN108071112A (en) * | 2016-11-17 | 2018-05-25 | 中铁西北科学研究院有限公司深圳南方分院 | The safeguard structure and its means of defence of anchorage cable anchoring section |
| CN114855792A (en) * | 2022-04-29 | 2022-08-05 | 中国建筑第七工程局有限公司 | Graded supercharged anti-floating anchor rod and construction method thereof |
| CN114855792B (en) * | 2022-04-29 | 2024-01-26 | 中国建筑第七工程局有限公司 | Hierarchical supercharged anti-floating anchor rod 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 |
Granted publication date: 20140409 Termination date: 20151025 |
|
| EXPY | Termination of patent right or utility model |