CN207130730U - Soil compaction expansion anchor rod - Google Patents
Soil compaction expansion anchor rod Download PDFInfo
- Publication number
- CN207130730U CN207130730U CN201721100230.0U CN201721100230U CN207130730U CN 207130730 U CN207130730 U CN 207130730U CN 201721100230 U CN201721100230 U CN 201721100230U CN 207130730 U CN207130730 U CN 207130730U
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- rubber
- casing
- air bag
- air
- soil compaction
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Abstract
The utility model discloses a kind of soil compaction expansion anchor rod, it is arranged on inside anchor hole and including aerating device, the aerating device includes air accumulator, loading line, air valve and air gauge, and one end of the loading line is sequentially connected air accumulator, air valve and air gauge, in addition to：Casing；Air bag, its cylindrical structure and is laterally positioned in the casing；The other end of the loading line communicates through the round tube hole with being connected the air bag；A pair of rubber sheaths, it is located inside the casing, and the outside both ends for being set in the air bag being mutually symmetrical；The rubber sheath is hollow cylinder, open at one end of each rubber sheath in the middle part of the air bag and stretches out to form petal-like block rubber, and the rubber sheath is closed away from one end in the middle part of the air bag；Multiple steel poles.The utility model has that recyclable, anchor force is strong, blowout resistant advantage, can be widely applied to the supporting of civil engineering base pit engineering and slope retaining technical field.
Description
Technical field
It the utility model is related to the supporting of civil engineering base pit engineering and slope retaining technical field, more specifically, this reality
It is related to a kind of soil compaction expansion anchor rod with new.
Background technology
Preexisting hole grouted anchor bar can not reclaim, and can be retained in building site after use and form barrier, and anchor force
Increase can only by extremely limited several ways, such as increase bolt diameter, length etc. is realized.Existing inflation anchor
Bar, the port of air bag are not restricted, and air bag is easy to occur the situation of explosion failure without protection device in itself.And inflate
Cause the anchor force between the two not big enough for smooth contact between anchor pole and anchor hole.A kind of in consideration of it, new soil compaction expansion of exploitation
Anchor pole.
Utility model content
A purpose of the present utility model is that solve at least the above, and provides the advantages of at least will be described later.
The utility model also have a purpose be to provide it is a kind of it is recyclable, anchor force is strong, blowout resistant soil compaction expansible anchor
Bar.
In order to realize according to these purposes of the present utility model and further advantage, there is provided a kind of soil compaction expansion anchor rod, its
It is arranged on inside anchor hole and includes air accumulator, loading line, air valve and air gauge, institute including aerating device, the aerating device
The one end for stating loading line is sequentially connected air accumulator, air valve and air gauge, in addition to：Casing, it is hollow laterally to set
Cylindrical, the casing are spliced each other by two semi-cylindrical structures；What two semi-cylindrical structures fitted each other
Groove and square rubber bar are respectively equipped with two faces, the square rubber bar is slidably fastened in the groove and do not taken off
Fall；Round tube hole is provided with the end face of the casing；Air bag, its cylindrical structure and is laterally positioned in the casing；Institute
The other end for stating loading line communicates through the round tube hole with being connected the air bag；A pair of rubber sheaths, it is located at the shield
Cylinder is internal, and the outside both ends for being set in the air bag being mutually symmetrical；The rubber sheath is hollow cylinder, Mei Gesuo
State open at one end of the rubber sheath in the middle part of the air bag and stretch out to form petal-like block rubber, the rubber sheath
Away from one end closing in the middle part of the air bag；Multiple steel poles, its one end, which is uniformly arranged on the casing, the end face of round tube hole, institute
The other end for stating steel pole is anchored at outside anchor hole.
Preferably, described soil compaction expansion anchor rod, each rubber sheath also includes the rubber strip of a pair of arcuations, described
The section of the rubber strip of arcuation is triangle, and the rubber strip of a pair of arcuations is fitted in the rubber sheath outer surface respectively
Middle part, forming both sides has the loop configuration of opening.
Preferably, described soil compaction expansion anchor rod, in addition to multiple rubber sleeves, the rubber sleeve are a pair of semiorbicular rubbers
Adhesive tape, a pair of semiorbicular rubber strips are circumferentially positioned at the outside of two semi-cylindrical structures respectively.
Preferably, described soil compaction expansion anchor rod, in addition to multiple steel bars, the steel bar are a pair of semiorbicular steel loops,
A pair of semiorbicular steel loops are circumferentially positioned at the outside of two semi-cylindrical structures respectively, the steel bar it is outward-dipping and with
Angle folded by the casing is 15 ° -30 °.
Preferably, the petal-like block rubber in one end of the rubber sheath is three, and two neighboring petal-like rubber
There is crack stopper the junction of block.
Preferably, the crack stopper includes two half rounds, and one end of two half rounds is hinged, two institutes
Stating the other end of half rounds away from each other has screw thread, one of them other end of the half rounds away from another half rounds
Two petal-like block rubbers are sequentially passed through, and the one end of two half rounds away from each other is fixed by the cooperation of nut and screw thread
Connection.
The utility model comprises at least following beneficial effect：
First, compared with existing preexisting hole grouted anchor bar, the utility model is inflation anchor bar, when in use, only need to be to gas
Capsule inflation extruding casing, casing extruding anchor hole inwall, realizes anchoring function, after the completion of use, the air bag is lost heart, from anchor hole
It is middle to pull out recovery, therefore the utility model is a kind of recyclable soil compaction expansion anchor rod.
2nd, compared with existing inflation anchor bar, casing outer wall of the present utility model be provided with multiple inverse short sides to steel bar,
It can strengthen and anchor the anchor force of the soil body, therefore the utility model is a kind of strong soil compaction expansion anchor rod of anchor force.
3rd, compared with existing inflation anchor bar, the utility model is by setting rubber sheath to have at the both ends of the air bag
Effect limits expansion of the air bag at both ends, while enhances contact power transmission of the air bag with casing, and the end face of the casing can
To limit the elongation of the air bag, therefore the utility model is a kind of blowout resistant soil compaction expansion anchor rod.
Further advantage, target and feature of the present utility model embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of crack stopper described in the utility model；
Fig. 3 is the connection relationship diagram of two semi-cylindrical structures of casing described in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
In description of the present utility model, term " transverse direction ", " longitudinal direction ", " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of description the utility model and simplifies description, is not instruction or implies signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
As Figure 1-3, the utility model provides a kind of soil compaction expansion anchor rod, and it is arranged on the inside of anchor hole 2 and including filling
Device of air, the aerating device include air accumulator, loading line 14, air valve and air gauge 15, one end of the loading line 14
Air accumulator, air valve and air gauge 15 are sequentially connected, in addition to：Casing 3, it is the hollow cylindrical laterally set, described
Casing 3 is spliced each other by two semi-cylindrical structures；On two faces that two semi-cylindrical structures fit each other respectively
Provided with groove 11 and square rubber bar 10, the square rubber bar 10 is slidably fastened in the groove 11 and not fallen off；
Round tube hole 9 is provided with the end face of the casing 3；Air bag 1, its cylindrical structure and is laterally positioned in the casing 3；Institute
The other end for stating loading line 14 communicates through the round tube hole 9 with being connected the air bag 1；A pair of rubber sheaths 5, it is located at institute
State inside casing 3, and the outside both ends for being set in the air bag 1 being mutually symmetrical；The rubber sheath 5 is hollow cylinder
Shape, each rubber sheath 5 close to the middle part of air bag 1 open at one end and stretch out to form petal-like block rubber 6,
One end closing of the rubber sheath away from the middle part of air bag 1；Multiple steel poles 4, its one end, which is uniformly arranged on the casing 3, to be had
The end face of round tube hole 9, the other end of the steel pole 4 are anchored at outside anchor hole 2.Anchor hole 2 is drilled out in the soil body 12 is anchored, by this practicality
It is new to be put into anchor hole 2.During utility model works, air valve is opened, air accumulator is inflated by loading line 14 to air bag 1, from
And air bag 1 is expanded, and because the both ends of air bag 1 are limited by the end face of the rubber sheath 5 and casing 3, the gas
Capsule 1 is mainly radially expanded.Air bag 1 is radially expanded one that the rubber sheath 5 can be made to have petal-like block rubber 6
End, is expanded, the petal-like block rubber 6 outwards deploys, and extrudes the casing 3.Two semi-cylindricals of the casing 3
Structure is separated and not fallen off each other, so that the hole wall of casing 3 towards the anchor hole 2 extrudes.The hole of the casing 3 and anchor hole 2
Extruding force between wall can make frictional force be present between the two, and the frictional force passes to multiple steel poles 4, and the multiple steel pole 4 is by anchor
Gu outside anchor hole 2, anchoring function is realized.By the air valve observe at any time the air bag 1 whether gas leakage.When needing to reclaim this reality
With it is new when, the air bag 1 lose heart, air bag 1 is bounced back, extracted the utility model by steel pole described in pull 4.Such as figure
Shown in 3, one of them is the first semicylinder to described two semi-cylindrical structures, and another is the second semicylinder.The first half
One end of square rubber bar is respectively connected with two sides of cylinder, the other end of the square rubber bar stretches out to be formed
Triangle block rubber；The length for the bottom surface that the triangle block rubber is affixed with square rubber bar is prominent to be more than the square rubber bar
Width；Two sides of the second semicylinder cave inward to form groove, and the groove includes integrally formed outside and interior
Portion, the outside of the groove is the first square groove, and the inside of the groove is coaxial with first square groove second
Square groove, first square groove are equal to the width of the square rubber bar in the length of vertical direction, and described second is square
The length of groove in the vertical direction is equal to the length of the bottom surface of the triangle block rubber.
Described soil compaction expansion anchor rod, each rubber sheath 5 also include the rubber strip 13 of a pair of arcuations, the arcuation
The section of rubber strip 13 be triangle, the rubber strip 13 of a pair of arcuations is fitted in the outer surface of rubber sheath 5 respectively
Middle part, forming both sides has the loop configuration of opening.The rubber strip 13 of the arcuation can strengthen the middle part of the rubber sheath 5
Extruding to the casing 3, so as to strengthen anchor force of the present utility model.
Described soil compaction expansion anchor rod, in addition to multiple rubber sleeves, the rubber sleeve are a pair of semiorbicular rubber strips, one
It is circumferentially positioned at the outside of two semi-cylindrical structures respectively to the semiorbicular rubber strip.The rubber sleeve makes this practicality new
No longer be smooth contact between the hole wall of type and anchor hole 2 and increasing friction force, and hole wall of the utility model to anchor hole 2 can be strengthened
Extruding.
Described soil compaction expansion anchor rod, in addition to multiple steel bars 7, the steel bar 7 are a pair of semiorbicular steel loops, a pair of institutes
State the outside that semiorbicular steel loop is circumferentially positioned at two semi-cylindrical structures respectively, the steel bar 7 it is outward-dipping and with it is described
Angle folded by casing 3 is 15 ° -30 °.The steel bar 7 is similar with the effect of the semiorbicular rubber strip, and works as steel bar 7
Best results when angle with the casing 3 is 15 ° -30 °.
The petal-like block rubber 6 in one end of the rubber sheath 5 is three, and the company of two neighboring petal-like block rubber
There is crack stopper 16 at the place of connecing.It is three that the utility model, which selects petal-like block rubber 6, is preferred scheme of the present utility model.
And the junction of two neighboring petal-like block rubber is provided with crack stopper 16, caused by preventing that air bag 1 from excessively expanding
Cracking phenomena, the service life of the rubber sheath 5 can be extended.
The crack stopper 16 includes two half rounds 8, and one end of two half rounds 8 is hinged, described in two
The other end of half rounds 8 away from each other has screw thread, one of them other end of the half rounds away from another half rounds
Two petal-like block rubbers are sequentially passed through, and the one end of two half rounds 8 away from each other is consolidated by the cooperation of nut and screw thread
Fixed connection.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (6)
1. a kind of soil compaction expansion anchor rod, it is arranged on inside anchor hole and including aerating device, the aerating device including air accumulator,
Loading line, air valve and air gauge, one end of the loading line are sequentially connected air accumulator, air valve and air gauge, and its feature exists
In, in addition to：
Casing, it is the hollow cylindrical laterally set, and the casing is spliced each other by two semi-cylindrical structures；
Groove and square rubber bar are respectively equipped with two faces that two semi-cylindrical structures fit each other, the square rubber bar can
That slides is fastened in the groove and does not fall off；Round tube hole is provided with the end face of the casing；
Air bag, its cylindrical structure and is laterally positioned in the casing；The other end of the loading line leads to through the circle
Hole communicates with being connected the air bag；
A pair of rubber sheaths, it is located inside the casing, and the outside both ends for being set in the air bag being mutually symmetrical；It is described
Rubber sheath is hollow cylinder, each open at one end and stretch out shape of the rubber sheath in the middle part of the air bag
Into petal-like block rubber, the rubber sheath is closed away from one end in the middle part of the air bag；
Multiple steel poles, its one end, which is uniformly arranged on the casing, the end face of round tube hole, and the other end of the steel pole is anchored at anchor
Outside hole.
2. soil compaction expansion anchor rod as claimed in claim 1, it is characterised in that each rubber sheath also includes a pair of arcuations
Rubber strip, the section of the rubber strip of the arcuation is triangle, and the rubber strip of a pair of arcuations is fitted in the rubber respectively
The middle part of plastic boot outer surface, forming both sides has the loop configuration of opening.
3. soil compaction expansion anchor rod as claimed in claim 1, it is characterised in that be also including multiple rubber sleeves, the rubber sleeve
A pair of semiorbicular rubber strips, a pair of semiorbicular rubber strips are circumferentially positioned at the outer of two semi-cylindrical structures respectively
Side.
4. soil compaction expansion anchor rod as claimed in claim 1, it is characterised in that also including multiple steel bars, the steel bar is a pair
Semiorbicular steel loop, a pair of semiorbicular steel loops are circumferentially positioned at the outside of two semi-cylindrical structures, the steel respectively
Bar is outward-dipping and is 15 ° -30 ° with the angle folded by the casing.
5. soil compaction expansion anchor rod as claimed in claim 1, it is characterised in that the petal-like rubber in one end of the rubber sheath
Block is three, and there is crack stopper the junction of two neighboring petal-like block rubber.
6. soil compaction expansion anchor rod as claimed in claim 5, it is characterised in that the crack stopper includes two half rounds, and two
One end of half rounds described in root is hinged, and the other end of two half rounds away from each other has screw thread, one of institute
The other end away from another half rounds for stating half rounds sequentially passes through two petal-like block rubbers, and two half rounds that
This remote one end is fixedly connected by nut in the cooperation with screw thread with the other end of half rounds another described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100230.0U CN207130730U (en) | 2017-08-30 | 2017-08-30 | Soil compaction expansion anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100230.0U CN207130730U (en) | 2017-08-30 | 2017-08-30 | Soil compaction expansion anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207130730U true CN207130730U (en) | 2018-03-23 |
Family
ID=61636885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721100230.0U Active CN207130730U (en) | 2017-08-30 | 2017-08-30 | Soil compaction expansion anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207130730U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764402A (en) * | 2020-07-20 | 2020-10-13 | 中国建筑第八工程局有限公司 | Supporting structure for foundation pit side slope and construction method thereof |
| CN111794206A (en) * | 2020-07-20 | 2020-10-20 | 兰州理工大学 | Earthen site anchoring and grouting system and anchoring and grouting method thereof |
| CN112345729A (en) * | 2020-10-28 | 2021-02-09 | 中国地质大学（武汉） | Device for indoor soil body cavity expansion experiment |
| CN112554185A (en) * | 2020-12-06 | 2021-03-26 | 遵义师范学院 | Pressing friction type recoverable anchor cable without anchoring body |
-
2017
- 2017-08-30 CN CN201721100230.0U patent/CN207130730U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764402A (en) * | 2020-07-20 | 2020-10-13 | 中国建筑第八工程局有限公司 | Supporting structure for foundation pit side slope and construction method thereof |
| CN111794206A (en) * | 2020-07-20 | 2020-10-20 | 兰州理工大学 | Earthen site anchoring and grouting system and anchoring and grouting method thereof |
| CN111764402B (en) * | 2020-07-20 | 2022-03-01 | 中国建筑第八工程局有限公司 | Supporting structure for foundation pit side slope and construction method thereof |
| CN112345729A (en) * | 2020-10-28 | 2021-02-09 | 中国地质大学（武汉） | Device for indoor soil body cavity expansion experiment |
| CN112345729B (en) * | 2020-10-28 | 2021-10-29 | 中国地质大学（武汉） | Device for indoor soil body cavity expansion experiment |
| CN112554185A (en) * | 2020-12-06 | 2021-03-26 | 遵义师范学院 | Pressing friction type recoverable anchor cable without anchoring body |
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