CN208982078U - A kind of mining anchor dispensing device - Google Patents
A kind of mining anchor dispensing device Download PDFInfo
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- CN208982078U CN208982078U CN201821498402.9U CN201821498402U CN208982078U CN 208982078 U CN208982078 U CN 208982078U CN 201821498402 U CN201821498402 U CN 201821498402U CN 208982078 U CN208982078 U CN 208982078U
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- hole
- anchor
- dispensing device
- slurry
- slip casting
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Abstract
The utility model provides a kind of mining anchor dispensing device, it includes slip casting base (4a), Grouting Pipe (5) and through-hole (4b) are equipped on slip casting base (4a), the sealing ring (3) of corresponding matching is equipped in the through-hole side (4b), injected hole (8) are additionally provided in slip casting base (4a), are also successively arranged with cover board (6) and sealing of hole set (7) in Grouting Pipe (5).The utility model has that structure is simple, easy to use, slip casting effect is good, has saved material, has mitigated labor intensity of workers, considerably reduces construction cost, section components can Reusability the advantages that.
Description
Technical field:
The utility model relates to mine anchor rod or the matching used device of anchor cable, be specifically exactly a kind of mining anchor note
Device.
Background technique:
With the increasingly increase of mining scale, pit mining depth is also increasing, and therefore, the pressure of roadway surrounding rock is also got over
Come bigger, especially by the tunnel of mining influence, soft stratum and crushed zone, tunnel is located in unstable rock mass, country rock plane of weakness hair
It educates, so that Surrounding Rock Strength and stability are poor, this just brings to roadway surrounding rock control and roadway support and maintenance very big tired
It is difficult.And conventional anchor bar/anchor cable is used to carry out supporting, effect is unsatisfactory.The anchor note technology to grow up recent years exists
It is used widely in mine and geotechnical engineering, engineering effectiveness is also very significant, has especially played in soft stratum supporting very big
Effect.
Currently, mine working realizes that bolt-grouting support is mainly respectively adopted anchor bar/anchor cable and carries out anchoring support, and slip casting is then adopted
Grouted anchor bar, the two will construct respectively and just be able to achieve real bolt-grouting support.Grouted anchor bar is generally used with slurry outlet
Steel pipe is as the body of rod, and since steel pipe walls are relatively thin, bearing capacity is also very low, generally in 100KN or less, it is difficult to meet deep mining
High stress roadway with large deformation supporting requirement, can only play the role of Grouting Pipe, also not reusing；In addition, due to needing again
Drilling installation grouted anchor bar also wastes a large amount of manpower and material resources, increases cost, reduces efficiency.And common anchor bar/anchor cable
General anchoring support effect is only served after drilling installation, be can not achieve full length fastening and grouting and reinforcing and is reduced integer support effect
Fruit, and the manpower that drilling expends is wasted, it cannot reuse, cause huge waste.How by anchoring support and grouting and reinforcing
It is problem urgently to be resolved that technology, which combines,.
Utility model content:
The utility model is exactly to provide a kind of mining anchor dispensing device to overcome the shortcomings of in the prior art.
The utility model the following technical schemes are provided:
A kind of mining anchor dispensing device, it includes anchor pole, it is characterised in that: anchor dispensing device is equipped on anchor pole, it is described
It includes slip casting base to anchor dispensing device, and the through-hole with anchor pole corresponding matching is equipped in slip casting base, is equipped with correspondence in through-hole one end and matches
The sealing ring of conjunction is connected with Grouting Pipe in the through-hole other end, is additionally provided with injected hole on the hole wall of through-hole, in Grouting Pipe also according to
It is secondary to be arranged with cover board, sealing of hole set and covered every slurry.
Based on the above technical solution, there can also be technical solution further below:
The through-hole is stepped hole, and stepped hole includes small-bore section and large aperture section, is set in small-bore section one end
There is a circle chamfering, described sealing ring one end end is inserted into chamfering.
Cavity is formed in through-hole between the Grouting Pipe and injected hole.
The sealing of hole set and sealing ring are taper.
It is equipped with elbow on the injected hole, pump slurry pipe is connected on elbow.
Described covers every slurry in one end of the slurry output end of Grouting Pipe, every one end of slurry set and the anchor pole bar of Grouting Pipe side
Body contact, it is described to be made every slurry set of elastic material.
It is equipped with one on the cover board and encloses the bending part axially drawn close to it.
Utility model advantage:
For the utility model by matching with common bolt or anchor cable, two kinds of works can be played by making common bolt or anchor cable at least
With the common support anchor rod of conduct or anchor cable use in the early stage, and the later period uses as grouted anchor bar or anchor cable, and these need one
Secondary perforating installation, does not have to the additionally mounted grouted anchor bar of perforating or anchor cable again, keeps construction procedure greatly simplified；Common bolt or anchor
Rope combines anchoring support and grouting reinforcement technique by mating anchor dispensing device, this not only makes anchor pole realize overall length anchor
Admittedly improve Effects of Supporting, while slip casting carries out country rock to reinforce the stability that ensure that country rock, is truly realized anchor again
Integrated construction is infused, and these need a construction and installation to achieve that；Anchor dispensing device makes with anchor pole, anchor cable cooperation respectively
With, it can be achieved that shallow bore hole and deep hole grouting.Integer support intensity is high, has saved material, mitigates labor intensity of workers, can be recycled and repeats
It is used for multiple times, considerably reduces construction cost, reduce road maintenance amount, improve economic benefit.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is schematic diagram when the utility model is fixed on rock mass；
Fig. 3 is A in Fig. 2 to enlarged drawing；
Fig. 4 is the structural schematic diagram after the utility model is installed.
Specific embodiment:
As shown in Figs 1-4, a kind of mining anchor dispensing device of the utility model, it includes anchor pole 1, is equipped with anchor on anchor pole 1
Dispensing device, it includes slip casting base 4a to the anchor dispensing device, is equipped with and the through-hole that wears 1 corresponding matching of anchor pole on slip casting base 4a
4b, the through-hole 4b are stepped hole, and stepped hole includes small-bore section and large aperture section, are equipped with one in small-bore section one end
Enclose the chamfering 4c being coaxially distributed.
The sealing ring 3 being coaxially distributed is arranged on 1 shaft of anchor pole of small-bore section side, the sealing ring 3 is taper,
In the cone head part insertion chamfering 4c of one end.
It is plugged with Grouting Pipe 5, the Grouting Pipe 5 and the coaxial distribution of anchor pole 1 in the section of the large aperture of through-hole 4b, and diameter is big
In the diameter of anchor pole 1, so that certain distance is separated between the inner tubal wall of Grouting Pipe 5 and the shaft of anchor pole 1, and Grouting Pipe 5
Length is less than the non-anchoring section body of rod length of anchor pole 1, the case where closure to prevent grout outlet.The non-anchoring section be not with
The shaft part of the anchor pole of Anchor Agent contact.
Cover board 6, sealing of hole set 7 are also successively arranged in the Grouting Pipe 5 of the side slip casting base 4a and every slurry set 16.In the lid
The diameter of plate 6 is greater than the diameter of slip casting base 4a, and is additionally provided on cover board 6 the bending part 6a that a circle is axially drawn close to it.Institute
Stating sealing of hole set 7 also is taper.
Described is solidly set on one end of the slurry output end of Grouting Pipe 5 every 16 jails of slurry set, one end and Grouting Pipe 5 one every slurry set 16
1 body of rod of anchor pole of side contacts, described to be made every slurry set 16 of elastic material.In 5 slip casting of Grouting Pipe, effect of the slurries in pressure
It is lower to be strutted every one end of slurry set 16, so that there is the opening flowed out for slurries every one end of slurry set 16 and anchor pole 1, work as Grouting Pipe
After one end of slurry set 16 elastic shrinkage occurs for 5 not slip castings, so that every one end of slurry set 16 and 1 bar of anchor pole of 5 side of Grouting Pipe
Body contact, to separate with the slurries outside Grouting Pipe 5 in Grouting Pipe 5, after can preventing slip casting from stopping in this way, slurries are out of mounting hole
Situation about flowing back into Grouting Pipe 5 occurs.
The injected hole 8 that is in communication with the outside is equipped on the hole wall of the large aperture through-hole 4b section, injected hole 8 and Grouting Pipe 5 it
Between between be separated with certain distance, to be formed with cavity a in through-hole 4b.The design of this cavity a is so that from injected hole inflow
Slurries can more smoothly flow into Grouting Pipe 5.Elbow 9 is equipped on the outside of slip casting base 4a, one end of elbow 9 and injected hole 8 connect
Logical, the other end is communicated with pump slurry pipe 10, and pump slurry pipe 10 is connected to by connector 10a with the pump line 11 of grouting pump.
A kind of application method of mining anchor dispensing device, it on 15 surface of rock mass the following steps are included: be first laid in figure not
The protective net of display so that the concrete layer being mentioned below is easy to be attached on rock mass, and prevents rock when construction from falling and hurt sb.'s feelings.
It reuses jumbolter and drills out a diameter on rock mass 15 slightly larger than slip casting pipe diameter, length and 1 length of anchor pole
Corresponding mounting hole 12, then Anchor Agent 14 is put into mounting hole 12.
The Grouting Pipe 5 of anchor dispensing device is inserted into mounting hole 12 and is contacted up to cover board 6 with protective net and rock mass 15, is at this moment anchored
Agent 14 also can further be goed deep into mounting hole 12 in the promotion of Grouting Pipe 5.
By anchor pole 1 be equipped with nut 2, gasket 3a, sealing ring 3 one end connect with jumbolter, the other end is from slip casting base 4a
Through-hole in be inserted into, the other end of anchor pole 1 can push directly on Anchor Agent 14 until the bottom of mounting hole 12, and then jumbolter is again
Drive the quick Stirring Anchor Agent of anchor rod body.
After the solidification of Anchor Agent 14, jumbolter is rotated further by nut 2 and makes nut 2 on anchor pole 1 to 12 side of mounting hole
It is mobile, gasket 3a, sealing ring 3, slip casting base 4, cover board 6 and sealing of hole set 7 are successively passed to by 2 extruding force of nut.Reach nut 2
When reaching setting torque, at this moment cover board 6 can be tightly attached on protective net and scar, and the overwhelming majority of sealing of hole set 7 can also be pressed
Enter in mounting hole 12, to realize the sealing of mounting hole 12.And the major part of sealing ring 3 is also deeply fallen in the extruding force of nut 2
In the 4c of angle, the sealing between gasket 3a and anchor rod body and slip casting base 4 is realized.
Then first are sealed by protection, then carries out gunite concrete to rock mass for elbow 9, pump slurry pipe 10, thus in rock mass
Upper the first concrete layer 13 for forming thinner thickness, to be closed to crack on roadway surrounding rock rock mass.After closing
Cover board 6 can be fully sealed inside the first concrete layer 13, and a part of the outer circumference surface of slip casting base 4 can also be mixed by first
Solidifying soil layer 13 is wrapped up, and elbow will be located at 13 outside of concrete layer.
Proper moment is selected to carry out slip casting further according to roadway deformation situation after the solidification of the first concrete layer 13, when slip casting will connect
There is the connector 10a of pump line 11 to be connected to pump slurry pipe 10, by grouting pump deployed slurries, through elbow 9, injected hole 8, cavity
Portion a and Grouting Pipe 5 are pumped into inside mounting hole 12.
Connector 10a is removed after the completion of slip casting.Before being solidified to slurries 17, nut 2, the gasket 3a on anchor pole are laid down, is then used
Tool takes out slip casting base 4a and Grouting Pipe 5 from drilling, then gasket 3a and nut 2 are successively reinstalled fastening in place.Most
Gunite concrete forms the second thicker concrete layer 13a again on the first concrete layer 13 afterwards.Second concrete
Gasket 3a and nut 2 are completely covered layer 13a.
And slip casting base 4a and Grouting Pipe 5 are removed after cleaning out, in case Reusability.
Claims (7)
1. a kind of mining anchor dispensing device, it includes anchor pole (1), it is characterised in that: anchor dispensing device, institute are equipped on anchor pole (1)
It includes slip casting base (4a) to the anchor dispensing device stated, and the through-hole (4b) with anchor pole (1) corresponding matching is equipped on slip casting base (4a),
Through-hole one end (4b) is equipped with the sealing ring (3) of corresponding matching, Grouting Pipe (5) is connected in through-hole (4b) other end, in through-hole
It is additionally provided with injected hole (8) on the hole wall of (4b), cover board (6), sealing of hole set (7) are also successively arranged on Grouting Pipe (5) and every slurry
It covers (16).
2. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: the through-hole (4b) is step
Hole, stepped hole include small-bore section and large aperture section, are equipped with circle chamfering (4c), the sealing ring in small-bore section one end
(3) in one end end insertion chamfering (4c).
3. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: in the Grouting Pipe (5) and slip casting
Cavity (a) is formed in through-hole (4b) between hole (8).
4. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: the sealing of hole set (7) and sealing ring
It (3) is taper.
5. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: set on the injected hole (8)
There are elbow (9), pump slurry pipe (10) is connected on elbow (9).
6. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: described cover every slurry set (16) is being infused
Slurry pipe (5) slurry output end one end, every slurry set (16) one end contacted with anchor pole (1) shaft of Grouting Pipe (5) side, it is described every
Slurry set (16) is made of elastic material.
7. a kind of mining anchor dispensing device according to claim 1, it is characterised in that: be equipped with one on the cover board (6)
Enclose the bending part (6a) axially drawn close to it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498402.9U CN208982078U (en) | 2018-09-13 | 2018-09-13 | A kind of mining anchor dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821498402.9U CN208982078U (en) | 2018-09-13 | 2018-09-13 | A kind of mining anchor dispensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208982078U true CN208982078U (en) | 2019-06-14 |
Family
ID=66784074
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821498402.9U Active CN208982078U (en) | 2018-09-13 | 2018-09-13 | A kind of mining anchor dispensing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026101A (en) * | 2018-09-13 | 2018-12-18 | 于守东 | A kind of mining anchor dispensing device and its application method |
| CN113738423A (en) * | 2021-09-08 | 2021-12-03 | 中国矿业大学 | Coal mine tunnel ultrahigh-strength anti-bending shear anchor cable supporting device and supporting method |
-
2018
- 2018-09-13 CN CN201821498402.9U patent/CN208982078U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026101A (en) * | 2018-09-13 | 2018-12-18 | 于守东 | A kind of mining anchor dispensing device and its application method |
| CN113738423A (en) * | 2021-09-08 | 2021-12-03 | 中国矿业大学 | Coal mine tunnel ultrahigh-strength anti-bending shear anchor cable supporting device and supporting method |
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