CN108360512A - The anchor of high tensile - Google Patents
The anchor of high tensile Download PDFInfo
- Publication number
- CN108360512A CN108360512A CN201810152421.4A CN201810152421A CN108360512A CN 108360512 A CN108360512 A CN 108360512A CN 201810152421 A CN201810152421 A CN 201810152421A CN 108360512 A CN108360512 A CN 108360512A
- Authority
- CN
- China
- Prior art keywords
- anchor pole
- anchor
- pawl
- inner cylinder
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
Abstract
A kind of anchor of high tensile provided by the invention, including the anchor pole of tubular structure and the reinforcement assembly for being reinforced with ground interlayer to anchor pole for being set to anchor pole；The reinforcement assembly includes pawl, inner cylinder and drive rod；The lateral wall of the anchor pole is axially disposed, and there are four grooves, four grooves are evenly arranged along the lateral wall circumferencial direction of anchor pole, the pawl is rotatably set in groove by axis pin, and pawl is equally spaced for the pawl in the multiple and same groove, the interior driving portion is deep into anchor pole and towards the lower end of anchor pole, and the outer lock part is towards the upper end of anchor pole；The inner cylinder can be connected to inner cylinder and drive pawl rotation that the outer lock part of pawl is made to stretch out groove or be embedded in groove when inner cylinder moves back and forth along the anchor pole axially reciprocating of anchor pole, the interior driving portion of the pawl；It enables to come into full contact with and combine between entire anchor and stratum, can effectively enhance the tensile strength between anchor pole and stratum.
Description
Technical field
The present invention relates to a kind of building equipment more particularly to a kind of anchors of high tensile.
Background technology
It is important one of equipment that anchor pole, which is in civil construction, is usually used in side slope, tunnel carries out consolidation process, anchor pole
It is generally divided into anchoring section and free end, free end is often additionally provided with anchor cable, for carrying out additional pulling force, anchoring section at reinforcing
By in buried layer, has by grouting and bear axial pulling force, in existing structure, in order to increase the pulling force between anchor pole and stratum,
Usually be threaded in anchor pole lateral wall, still, this structure tensile strength is inadequate, pre-tighten during hold it is easier that anchor pole with
It being loosened between stratum, and with the passage of usage time, the structural strength at anchoring is easy to be severely impacted, to
Reduce construction quality.
Therefore, in order to solve the above-mentioned technical problem, there is an urgent need for propose a kind of new solution.
Invention content
In view of this, the object of the present invention is to provide a kind of anchor of high tensile, enable to entirely anchor dress
It sets and comes into full contact with and combine between stratum, can effectively enhance the tensile strength between anchor pole and stratum, and with making
It is minimum with stability decaying at the anchoring on the passage stratum of time, so that it is guaranteed that the quality of integrated engineering, and self structure is steady
Qualitative height, it is easy to use.
A kind of anchor of high tensile provided by the invention, including the anchor pole of tubular structure and the use for being set to anchor pole
In the reinforcement assembly reinforced with ground interlayer to anchor pole；
The reinforcement assembly includes pawl, inner cylinder and drive rod；
The lateral wall of the anchor pole is axially disposed, and there are four grooves, and four grooves are along the lateral wall circumference side of anchor pole
To being evenly arranged, the pawl is rotatably set in groove by axis pin, and pawl is in the multiple and same groove
Pawl is equally spaced, and the pawl has outer lock part and interior driving portion, and the interior driving portion is deep into anchor pole and direction
The lower end of anchor pole, the outer lock part is towards the upper end of anchor pole；
The inner cylinder coaxial arrangement is in anchor pole, and the upper end of the inner cylinder is cecum, and inner cylinder upper end bottom is coaxially disposed
It is tubular structure to have drive rod via, the drive rod, and drive rod passes through the lower end outside of the drive rod via and drive rod
Wall is provided with chuck；
The inner cylinder can be along the anchor pole axially reciprocating of anchor pole, and the interior driving portion of the pawl is connected to inner cylinder and inside
Drive pawl rotation that the outer lock part of pawl is made to stretch out groove or be embedded in groove when cylinder moves back and forth.
Further, the side wall of the anchor pole is provided with strip-shaped hole corresponding to groove, and the inner cylinder side wall corresponds to groove
Place is provided with the through-hole of strip structure, and the interior driving portion of the pawl extend into inside anchor pole across strip-shaped hole and is connected to inner cylinder
Through-hole in.
Further, the madial wall of the anchor pole corresponds to the sliding slot that groove is axially provided with swallow-tail form, the inner cylinder
Lateral wall is provided with sliding block, and the sliding block is conformal to be embedded in the sliding slot.
Further, sink to forming lock groove on the inside of the outer lock part of the pawl.
Further, further include locking lid, the locking lid is coaxially arranged with axis hole, the upper end spiral shell of the axis hole and drive rod
Line coordinates, and skirt section and the anchor pole upper end end lateral wall screw-thread fit of the locking lid, the skirt section of the locking lid is additionally provided with
Bolt for locking cover lock to be scheduled on to anchor pole is provided with drive rod lock nut positioned at the bottom outside of locking lid.
Further, it is cased with stop grouting plug, nut and backing plate outside the anchor pole, the backing plate is between nut and stop grouting plug
And nut is located above backing plate, the stop grouting plug, nut and backing plate are set between groove and locking lid.
Further, the lower end of the anchor pole is provided with anchor head, and the lateral wall of the anchor head is corrugated surface structure.
Beneficial effects of the present invention：By means of the invention it is possible to so that it is entire come into full contact between anchor and stratum with
And combine, it can effectively enhance the tensile strength between anchor pole and stratum, and the anchoring on the passage stratum with usage time
It is minimum to locate stability decaying, so that it is guaranteed that the quality of integrated engineering, and self structure stability is high, and it is easy to use.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the anchor structure schematic diagram of the present invention.
Specific implementation mode
Further description is made to the present invention below in conjunction with Figure of description, in fig. 2, in order to be clearly seen that anchor
Such as backing plate, anchor block structure is omitted, as shown in the figure in structure on the outside of bar：
A kind of anchor of high tensile provided by the invention, including the anchor pole 4 of tubular structure and it is set to anchor pole
Reinforcement assembly for being reinforced with ground interlayer to anchor pole；
The reinforcement assembly includes pawl, inner cylinder 15 and drive rod 1；As shown in Figure 1, outer lock part 10 and interior driving portion 12
So that entire pawl is at z shape structures,
The lateral wall of the anchor pole 4 is axially disposed, and there are four groove 21, lateral wall of four grooves 21 along anchor pole 4
Circumferencial direction is evenly arranged, and the pawl is rotatably set to by axis pin 11 in groove 21, and pawl is multiple and same
Multiple ratchets in a groove 21 are equally spaced, and the pawl has outer lock part 10 and interior driving portion 12, the interior driving
Portion 12 is deep into anchor pole 4 and towards the lower end of anchor pole 4, and the outer lock part 10 is towards the upper end of anchor pole 4；
The coaxial arrangement of the inner cylinder 15 is in anchor pole 4, and the upper end of the inner cylinder 15 is cecum, and inner cylinder upper end bottom is coaxial
It is provided with drive rod via, the drive rod 1 is tubular structure, and drive rod 1 passes through under the drive rod via and drive rod
End lateral wall is provided with chuck 16；And the lower end of drive rod is provided with early warning nut 18 and matches with drive rod lower end outside wall screw thread
It closes, passes through the effect of early warning nut and chuck so that drive rod is locked on inner cylinder；
The inner cylinder 15 can be connected to inner cylinder along 4 axially reciprocating of anchor pole of anchor pole 4, the interior driving portion 12 of the pawl
15 and drive pawl rotation that the outer lock part 10 of pawl is made to stretch out groove 21 or be embedded in groove 21 when inner cylinder moves back and forth
In；Wherein, there are two the combinations of fixed plate 8 to be formed for groove 21, and fixed plate is welded on the lateral wall of anchor pole, the lower end in the present embodiment
Refer to one end in anchor pole insert into stratum, i.e. lower end shown in Fig. 1；By above structure, when anchor pole is inserted into stratum,
Inner cylinder is pushed down on by drive rod, so that the outer lock part of pawl is limited in groove, is completed when anchor pole is inserted into, then
Drive rod is pulled outwardly so that inner cylinder drives pawl rotation so that the outer lock part of pawl stretch out anchor pole and make lock groove to
On, cement mortar is then injected into anchor hole by the drive rod of tubular structure, after cement slurry sets so that entire anchor
It is firmly combined between stratum, even if can ensure the stability of anchoring if vibration by anchorage zone, so as to effectively
Promote the conjugation between anchor and stratum；Moreover, inner tube structure, enables to cheaply measure small, knot in the whole process
Structure is more reliable and more stable.
In the present embodiment, the side wall of the anchor pole 4, which corresponds at groove 21, is provided with strip-shaped hole 13,15 side wall of the inner cylinder
Corresponding to the through-hole 14 for being provided with strip structure at groove 21, the interior driving portion 12 of the pawl extend into anchor across strip-shaped hole 13
Inside bar 4 and it is connected in the through-hole 14 of inner cylinder 15, by this structure, by this structure, once drive rod is locked, that
Entire pawl is locked under strip-shaped hole and the collective effect of through-hole, even if reinforcing area vibrates, will not be caused
Pawl is subjected to displacement, to which the stability of total be effectively ensured.
In the present embodiment, the madial wall of the anchor pole 4 corresponds to the sliding slot 22 that swallow-tail form is axially provided at groove 21, institute
The lateral wall for stating inner cylinder 1 is provided with sliding block 23, and the sliding block 23 is conformal to be embedded in the sliding slot 22；Pass through this structure, profit
In inner cylinder can operating stably, circumferential movement will not occur in anchor pole, and be conducive to that pawl is fixed, it is even more important
, by this structure, prevent inner cylinder from generating circumferential movement to pawl composition shearing force, so that it is guaranteed that the structure of pawl is strong
Degree.
In the present embodiment, 10 inside of outer lock part of the pawl sinks to forming lock groove 9, can by this structure
The contact area increased between pawl and stratum is accumulated, and promotes the stability of integral reinforcing structure, wherein the inside of outer lock part is
Shown in Fig. 1 when outer lock part is in groove outside lock part meet the side on the outside of anchor pole.
Further include locking lid 2 in the present embodiment, the locking lid 2 is coaxially arranged with axis hole, the axis hole and drive rod
Threaded upper ends coordinate, skirt section and the 4 upper end end lateral wall screw-thread fit of anchor pole of the locking lid 2, the skirt section of the locking lid 2
It is additionally provided with the bolt 3 for locking lid 2 to be locked in anchor pole 4, the bottom outside of locking lid 2 is provided with driving rod locking
Nut 20 is conducive to carry out good locking to drive rod by this structure, to carry out good fixation to pawl.
In the present embodiment, it is cased with stop grouting plug 7, nut 5 and backing plate 6 outside the anchor pole, the backing plate 6 is located at 5 He of nut
Between stop grouting plug 7 and nut 5 is located at the top of backing plate 6, the stop grouting plug, nut and backing plate be set to groove and locking lid it
Between, by this structure, it is conducive to apply prestressing force to entire anchor pole, it is ensured that the stability of ruggedized construction.
In the present embodiment, the lower end of the anchor pole 4 is provided with anchor head 16, and the lateral wall of the anchor head 16 is corrugated surface
Structure；By this structure, the conjugation between anchor entirety and stratum can be enhanced, to improving stability and resisted
Tensile strength.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (7)
1. a kind of anchor of high tensile, it is characterised in that：Anchor pole including tubular structure and it is set to being used for for anchor pole
The reinforcement assembly that anchor pole is reinforced with ground interlayer；
The reinforcement assembly includes pawl, inner cylinder and drive rod；
The lateral wall of the anchor pole is axially disposed there are four groove, and four grooves are equal along the lateral wall circumferencial direction of anchor pole
Even arrangement, the pawl are rotatably set in groove by axis pin, and pawl is the pawl in the multiple and same groove
It is equally spaced, the pawl has outer lock part and an interior driving portion, and the interior driving portion is deep into anchor pole and towards anchor pole
Lower end, the outer lock part is towards the upper end of anchor pole；
The inner cylinder coaxial arrangement is in anchor pole, and the upper end of the inner cylinder is cecum, and inner cylinder upper end bottom is coaxially arranged with drive
Lever via, the drive rod are tubular structure, and drive rod passes through the lower end outside wall of the drive rod via and drive rod to set
It is equipped with chuck；
The inner cylinder can be along the anchor pole axially reciprocating of anchor pole, and the interior driving portion of the pawl is connected to inner cylinder and past in inner cylinder
Drive pawl rotation that the outer lock part of pawl is made to stretch out groove or be embedded in groove when moving again.
2. the anchor of high tensile according to claim 1, it is characterised in that：The side wall of the anchor pole corresponds to groove
Place is provided with strip-shaped hole, and the inner cylinder side wall corresponds to the through-hole that groove is provided with strip structure, the interior driving of the pawl
Portion extend into inside anchor pole across strip-shaped hole and is connected in the through-hole of inner cylinder.
3. the anchor of high tensile according to claim 1, it is characterised in that：The madial wall of the anchor pole corresponds to recessed
Axially be provided with the sliding slot of swallow-tail form at slot, the lateral wall of the inner cylinder is provided with sliding block, the sliding block is conformal be embedded in it is described
In sliding slot.
4. the anchor of high tensile according to claim 1, it is characterised in that：Under on the inside of the outer lock part of the pawl
It is heavy to form lock groove.
5. the anchor of high tensile according to claim 1, it is characterised in that：Further include locking lid, the locking lid
It is coaxially arranged with axis hole, the threaded upper ends cooperation of the axis hole and drive rod, skirt section and the anchor pole upper end end of the locking lid
The skirt section of lateral wall screw-thread fit, the locking lid is additionally provided with the bolt for locking cover lock to be scheduled on to anchor pole, is located at locking
The bottom outside of lid is provided with drive rod lock nut.
6. the anchor of high tensile according to claim 1, it is characterised in that：It is cased with stop grouting plug, spiral shell outside the anchor pole
Cap and backing plate, the backing plate is between nut and stop grouting plug and nut is located above backing plate, the stop grouting plug, nut and
Backing plate is set between groove and locking lid.
7. the anchor of high tensile according to claim 1, it is characterised in that：The lower end of the anchor pole is provided with
The lateral wall of anchor head, the anchor head is corrugated surface structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152421.4A CN108360512B (en) | 2018-02-14 | 2018-02-14 | High tensile anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152421.4A CN108360512B (en) | 2018-02-14 | 2018-02-14 | High tensile anchoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108360512A true CN108360512A (en) | 2018-08-03 |
| CN108360512B CN108360512B (en) | 2020-10-30 |
Family
ID=63002223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810152421.4A Expired - Fee Related CN108360512B (en) | 2018-02-14 | 2018-02-14 | High tensile anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108360512B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458203A (en) * | 2019-01-15 | 2019-03-12 | 辽宁工程技术大学 | A kind of self-retaining formula early warning anchor pole and application method |
| CN110159330A (en) * | 2019-06-28 | 2019-08-23 | 张亚歌 | A kind of tensioning locking anchor pole |
| CN110295594A (en) * | 2019-06-19 | 2019-10-01 | 新汶矿业集团有限责任公司 | A kind of finned high power anchor bolt and its installation method |
| CN112962625A (en) * | 2021-03-24 | 2021-06-15 | 上海瀛盛市政工程有限公司 | Foundation pit supporting structure |
| CN114542142A (en) * | 2022-01-11 | 2022-05-27 | 武汉大学 | Self-locking large-deformation energy-absorbing anchor rod and anchor rod device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254597A (en) * | 1979-08-15 | 1981-03-10 | Allied Surveyor Supplies Manufacturing Co. | Sectionalized driven rod |
| CN2622392Y (en) * | 2003-05-19 | 2004-06-30 | 上海禧龙工程安装有限公司 | Hollow high strength anchor-bolt grouting anchorage piece |
| CN101205719A (en) * | 2007-12-05 | 2008-06-25 | 中国科学院地质与地球物理研究所 | Deep-thick earth-rock aggregate pawl type blasting anchor device |
| CN202851030U (en) * | 2012-09-04 | 2013-04-03 | 高原 | External injection type and expansion shell type hollow resin anchor bar |
| CN206859217U (en) * | 2017-06-24 | 2018-01-09 | 南京金宸建筑设计有限公司 | A kind of enhanced Pulling-Resistant Anchor Rod |
-
2018
- 2018-02-14 CN CN201810152421.4A patent/CN108360512B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254597A (en) * | 1979-08-15 | 1981-03-10 | Allied Surveyor Supplies Manufacturing Co. | Sectionalized driven rod |
| CN2622392Y (en) * | 2003-05-19 | 2004-06-30 | 上海禧龙工程安装有限公司 | Hollow high strength anchor-bolt grouting anchorage piece |
| CN101205719A (en) * | 2007-12-05 | 2008-06-25 | 中国科学院地质与地球物理研究所 | Deep-thick earth-rock aggregate pawl type blasting anchor device |
| CN202851030U (en) * | 2012-09-04 | 2013-04-03 | 高原 | External injection type and expansion shell type hollow resin anchor bar |
| CN206859217U (en) * | 2017-06-24 | 2018-01-09 | 南京金宸建筑设计有限公司 | A kind of enhanced Pulling-Resistant Anchor Rod |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458203A (en) * | 2019-01-15 | 2019-03-12 | 辽宁工程技术大学 | A kind of self-retaining formula early warning anchor pole and application method |
| CN109458203B (en) * | 2019-01-15 | 2023-11-07 | 辽宁工程技术大学 | Self-fixing early warning anchor rod and use method |
| CN110295594A (en) * | 2019-06-19 | 2019-10-01 | 新汶矿业集团有限责任公司 | A kind of finned high power anchor bolt and its installation method |
| CN110159330A (en) * | 2019-06-28 | 2019-08-23 | 张亚歌 | A kind of tensioning locking anchor pole |
| CN112962625A (en) * | 2021-03-24 | 2021-06-15 | 上海瀛盛市政工程有限公司 | Foundation pit supporting structure |
| CN114542142A (en) * | 2022-01-11 | 2022-05-27 | 武汉大学 | Self-locking large-deformation energy-absorbing anchor rod and anchor rod device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108360512B (en) | 2020-10-30 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200930 Address after: 1168 Mohe Road, Baoshan District, Shanghai, 201999 Applicant after: SHANGHAI URBAN CONSTRUCTION VOCATIONAL College Address before: 402247 No. 401 Fuyun Avenue, Shuang Fu Street, Jiangjin District, Chongqing, 3 No. 9-4 Applicant before: CHONGQING ENGUANG TECHNOLOGY Co.,Ltd. |
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