CN110410123A - A kind of New Coal Mine High Strength Roof Bolt Support equipment - Google Patents
A kind of New Coal Mine High Strength Roof Bolt Support equipment Download PDFInfo
- Publication number
- CN110410123A CN110410123A CN201910738758.8A CN201910738758A CN110410123A CN 110410123 A CN110410123 A CN 110410123A CN 201910738758 A CN201910738758 A CN 201910738758A CN 110410123 A CN110410123 A CN 110410123A
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- China
- Prior art keywords
- anchor rod
- anchoring
- slip casting
- interior
- coal mine
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
-
- 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to mine bolt support technology fields, disclose a kind of New Coal Mine High Strength Roof Bolt Support equipment, support anchor rod mechanism of the invention includes outer anchor rod, interior anchoring cartridge and outer closure fixation kit, the reinforcement structure that interior anchoring cartridge is radially extended using it can be attached with drill hole inner wall very well, interior anchoring cartridge is circumferential expansion structure, it is not only easy to protrude into drilling, and special slip casting is carried out using grouting equipment of the invention to it, the integrated performance of anchoring cartridge and anchor hole inner wall in guaranteeing, reinforcement structure may make to protrude into the rock stratum of anchor hole, the slip casting anchorage style of segmentation can not only to anchor slurries and fill more to enrich, anchorage reliability also can be improved, improve the binding force with anchoring the wall of a borehole, guarantee anchoring effect；In addition, the present invention can effectively improve the switching performance of the junction by way of multiple radial fins are arranged for interior anchoring cartridge and this fragile position of outer anchor rod junction, guarantee support capacity.
Description
Technical field
The present invention relates to mine bolt support technology field, specifically a kind of New Coal Mine is set with High Strength Roof Bolt Support
It is standby.
Background technique
It is more single about the suspension roof support equipment general structure of coal mine currently on the market, usually utilize a similar steel
The anchor rod of muscle, which protrudes into anchor hole, to be anchored, and this mode ballistic support performance is insufficient, after anchoring between anchor pole and rock stratum
Good attachment force is had no, the expansion for relying solely on slip casting therebetween is fastened, and this mode is easy to so that anchor rod
Occur falling off with injection slurry or crack, is easy to appear loosening, effective anchoring axially and radially, shadow can not be realized to anchor rod
Support capacity is rung, after encountering rock stratum excessive stresses and displacement, due to not being integral structure between anchor pole and rock stratum, this holds very much
It is easier that the problems such as anchor rod is broken, influences support capacity, the supporting effect of anchor rod is substantially reduced.
Therefore, the present invention provides a kind of New Coal Mine High Strength Roof Bolt Support equipment, to solve above-mentioned background technique
The problem of middle proposition.
Summary of the invention
The purpose of the present invention is to provide a kind of New Coal Mine High Strength Roof Bolt Support equipment, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: a kind of New Coal Mine is set with High Strength Roof Bolt Support
It is standby, including support anchor rod mechanism, grouting equipment matched with the support anchor rod mechanism and support anchoring net, wherein the branch
It is online that the outer end of shield anchor pole mechanism is fixedly connected on the support anchoring, and the support anchor rod mechanism protrudes into anchoring drilling,
The grouting equipment can inject Anchor Agent slurry into anchoring drilling；It is characterized in that,
The support anchor rod mechanism includes outer anchor rod, interior anchoring cartridge and outer closure fixation kit, wherein the interior anchoring
Set protrudes into the penetralia of the anchoring drilling, and the inner end of the outer anchor rod can be socketed in the interior anchoring cartridge；It is described
The outer end of outer anchor rod is provided with the outer closure fixation kit for being located at anchoring drilling external port position；
When carrying out suspension roof support, the interior anchoring cartridge is first protruded into the anchoring drilling penetralia, and utilize the note
It starches equipment and slip casting is carried out to the interior anchoring cartridge, so that the interior anchoring cartridge expands and protrudes into the surrounding side wall of anchoring drilling；So
The outer anchor rod is protruded into afterwards and is connected to the interior anchoring cartridge outer end, and installs the outer closure fixation kit, then again
Slip casting anchoring is carried out using outside of the grouting equipment to the outer anchor rod.
Further, preferably, the interior anchoring cartridge is expandable elastic construction in the circumferential, and the interior anchoring cartridge
Peripheral part be provided with the reinforcement structure of multiple groups axially spaced-apart, and reinforcement structure described in every group includes at least two circumference array
Reinforcement structure.
Further, preferably, the hollow structure with vestibule of the interior anchoring cartridge, and the front end of the interior anchoring cartridge
For the cone point of solid construction, the elastic opening slot that direction extends axially along is additionally provided on the interior anchoring cartridge, it should
Elastic opening slot makes the interior anchoring cartridge in the circumferential be expandable setting.
Further, preferably, the peripheral side of the interior anchoring cartridge is additionally provided with the logical slurry hole of multiple radial directions.
Further, preferably, the reinforcement structure includes reinforcing pedestal, the top for reinforcing pedestal is provided with transverse direction
Conehead, and the bottom end for reinforcing pedestal is provided with oblique stock inlet, the bottom end for reinforcing pedestal is located at the side of oblique stock inlet
It is fixed with protrusion, slurry hole is provided through on the outside of the reinforcement pedestal.
Further, preferably, the front end of the outer anchor rod is provided with ladder connecting column, the ladder connects male screw
It is sheathed on the outer end of the interior anchoring cartridge, being provided on the part of the side of outer anchor rod for the ladder connecting column is multiple
The radial fins of circumference array, the radial fins abut against the end setting of the interior anchoring cartridge.
Further, preferably, the grouting equipment include high-pressure plaster-spraying implement, grout injection control attachment base, slip casting high-voltage tube,
Locating rod, grouting pipe and the expansion of slip casting section control capsule block, and the grout injection control is provided at the top of the high-pressure plaster-spraying implement and is connected
Joint chair, the grout outlet of the grout injection control attachment base connect the slip casting high-voltage tube, and the end connection of the slip casting high-voltage tube is fixed
Position bar, the end of the locating rod is connected with can cooperate the grouting pipe protruded into the outer end of the interior anchoring cartridge, described fixed
The periphery of position bar is also arranged with slip casting section expansion control capsule block, and the slip casting section expansion control capsule block can be expanded and be shunk, with
Just anchoring drill hole inner wall is sealed against the control in realization slip casting section space.
Further, preferably, being provided with the control slip casting section expansion control capsule block on the grout injection control attachment base
Expansion and the expansion control air pump or hydraulic pump shunk.
Further, preferably, the outer closure fixation kit includes positioning threads, four-way nut, location nut, pad
Plate, stop grouting plug, wherein anchoring support is fixedly installed the fixed link on the net, and the fixed link passes through four-way nut and outer anchor
Solid rod is fixedly connected, and one end of the outer anchor rod is provided with positioning threads, is connected with four-way spiral shell on the outside of the outer anchor rod
Mother, and the outside of outer anchor rod is located at the side of four-way nut and is connected with location nut, it is fixed that the outside of the outer anchor rod is located at
The side of position nut is provided with backing plate, and the outside of outer anchor rod is located at the side of backing plate and is provided with stop grouting plug.
Further, preferably, the four-way nut is cross-shaped configuration, axial internal screw thread, and its are provided centrally with
The internal screw thread vertical with the axial internal screw thread is also equipped on four angles of cross, to be threadedly coupled with the fixed link.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is not only provided with special support anchor rod mechanism, but also has also been devised mating with the support anchor rod mechanism
Grouting equipment, support anchor rod mechanism of the invention includes outer anchor rod, interior anchoring cartridge and outer closure fixation kit, interior anchoring cartridge
It can be very good to be attached with drill hole inner wall using the reinforcement structure that it is radially extended, meanwhile, interior anchoring cartridge is circumferential expansion
Structure is not only easy to protrude into drilling, and carries out special slip casting using grouting equipment of the invention to it, guarantees interior anchoring
The integrated performance of set and anchor hole inner wall, can make reinforcement structure protrude into the rock stratum of anchor hole, meanwhile, it is complete after slip casting
Before solidification, it can use outer anchor rod and connected together well with the interior anchoring cartridge using modes such as screw threads, form one
Entirety, then external anchor rod are anchored, in this way, the slip casting anchorage style of segmentation can not only to anchor slurries filling more
It enriches, the reliability of anchoring can also be improved, improve the binding force with anchoring the wall of a borehole, guarantee anchoring effect；In addition, of the invention
It can be effective in such a way that multiple radial fins are set for interior anchoring cartridge and this fragile position of outer anchor rod junction
Raising the junction switching performance, guarantee support capacity.
Detailed description of the invention
Fig. 1 is a kind of support anchor rod mechanism of the New Coal Mine High Strength Roof Bolt Support equipment cloth online in support anchoring
Set attachment structure schematic diagram；
Fig. 2 is a kind of schematic cross-sectional view of support anchor rod mechanism in New Coal Mine High Strength Roof Bolt Support equipment；
Fig. 3 is a kind of another angle sectional structure of support anchor rod mechanism in New Coal Mine High Strength Roof Bolt Support equipment
Schematic diagram；
Fig. 4 is a kind of schematic cross-sectional view of interior anchoring cartridge in New Coal Mine High Strength Roof Bolt Support equipment；
Fig. 5 is the section view of interior anchoring cartridge and outer anchor rod junction in a kind of New Coal Mine High Strength Roof Bolt Support equipment
Structural schematic diagram；
Fig. 6 is a kind of structural schematic diagram of reinforcement structure in New Coal Mine High Strength Roof Bolt Support equipment；
Fig. 7 is that a kind of structure of the internal anchoring cartridge slip casting of grouting equipment in New Coal Mine High Strength Roof Bolt Support equipment is shown
It is intended to；
Fig. 8 is a kind of structural schematic diagram of grouting equipment in New Coal Mine High Strength Roof Bolt Support equipment；
Fig. 9 is a kind of structural schematic diagram of the four-way nut in New Coal Mine High Strength Roof Bolt Support equipment.
Specific embodiment
Please refer to Fig. 1~9, in the embodiment of the present invention, a kind of New Coal Mine High Strength Roof Bolt Support equipment, including supporting
Anchor pole mechanism, grouting equipment matched with the support anchor rod mechanism and support anchoring net 2, wherein the support anchor rod mechanism
To be fixedly connected on the support anchoring online for outer end, and the support anchor rod mechanism protrudes into anchoring drilling, and the slip casting is set
It is standby to inject Anchor Agent slurry into anchoring drilling；It is characterized in that,
The support anchor rod mechanism includes outer anchor rod 14, interior anchoring cartridge 3 and outer closure fixation kit, wherein in described
Anchoring cartridge 3 protrudes into the penetralia of the anchoring drilling, and the inner end of the outer anchor rod 14 can be socketed on the interior anchoring cartridge 3
It is interior；The outer end of the outer anchor rod 14 is provided with the outer closure fixation kit for being located at anchoring drilling external port position；
When carrying out suspension roof support, the interior anchoring cartridge 3 is first protruded into the anchoring drilling penetralia, and utilize the note
It starches equipment and slip casting is carried out to the interior anchoring cartridge, so that the interior anchoring cartridge expands and protrudes into the surrounding side wall of anchoring drilling；So
The outer anchor rod is protruded into afterwards and is connected to the interior anchoring cartridge outer end, and installs the outer closure fixation kit, then again
Slip casting anchoring is carried out using outside of the grouting equipment to the outer anchor rod.
In the present embodiment, the interior anchoring cartridge is expandable elastic construction in the circumferential, and the interior anchoring cartridge 3
Peripheral part is provided with the reinforcement structure 10 of multiple groups axially spaced-apart, and reinforcement structure 10 described in every group includes at least two circumference array
Reinforcement structure.
As preferred embodiment, the hollow structure with vestibule of the interior anchoring cartridge, and before the interior anchoring cartridge
End is the cone point 11 of solid construction, and the elastic opening slot that direction extends axially along is additionally provided on the interior anchoring cartridge
16, which makes the interior anchoring cartridge in the circumferential be expandable setting.
Wherein, the peripheral side of the interior anchoring cartridge is additionally provided with the logical slurry hole 9 of multiple radial directions.
As more preferably embodiment, the reinforcement structure 10 includes reinforcing pedestal 101, the top for reinforcing pedestal 101
It is provided with lateral conehead 102, and the bottom end for reinforcing pedestal 101 is provided with oblique stock inlet 104, the bottom for reinforcing pedestal 101
The side that end is located at oblique stock inlet 104 is fixed with protrusion 105, and the outside for reinforcing pedestal 101 is provided through slurry hole
103。
The front end of the outer anchor rod is provided with ladder connecting column 15, and 15 thread bush of ladder connecting column is set in described
The outer end of anchoring cartridge, the ladder connecting column 15 are provided with multiple circumference array on the part of the side of outer anchor rod
Radial fins 17, the radial fins abut against the end setting of the interior anchoring cartridge.
The grouting equipment include high-pressure plaster-spraying implement 18, grout injection control attachment base 22, slip casting high-voltage tube 21, locating rod 12,
Grouting pipe 13 and slip casting section expansion control capsule block 23, the top of the high-pressure plaster-spraying implement 18 are provided with the grout injection control connection
Seat 22, the grout outlet of the grout injection control attachment base 22 connect the slip casting high-voltage tube 21, and the end of the slip casting high-voltage tube connects
Locating rod 12 is connect, the end of the locating rod, which is connected with, to cooperate the grouting pipe protruded into the outer end of the interior anchoring cartridge
13, the periphery of the locating rod is also arranged with slip casting section expansion control capsule block 23, and the slip casting section expansion control capsule block 23 can
Expansion and contraction are sealed to anchor drill hole inner wall against the control in realization slip casting section space.
It is provided with what the control slip casting section expansion control capsule block 22 was expanded and shunk on the grout injection control attachment base 22
Expansion control air pump or hydraulic pump 19.
The outer closure fixation kit includes positioning threads 4, four-way nut 5, location nut 6, backing plate 7, stop grouting plug 8,
In, anchoring support is fixedly installed the fixed link 1 on the net, and the fixed link 1 is fixed by four-way nut 5 and outer anchor rod 3
Connection, one end of the outer anchor rod 3 are provided with positioning threads 4, and the outside of the outer anchor rod 3 is connected with four-way nut 5, and
The side that the outside of outer anchor rod 3 is located at four-way nut 5 is connected with location nut 6, and the outside of the outer anchor rod 3 is located at positioning
The side of nut 6 is provided with backing plate 7, and the outside of outer anchor rod 3 is located at the side of backing plate 7 and is provided with stop grouting plug 8.
The four-way nut 5 is cross-shaped configuration, is provided centrally with axial internal screw thread, and on four angles of its cross
It is provided with the internal screw thread vertical with the axial internal screw thread, to be threadedly coupled with the fixed link.
The present invention is not only provided with special support anchor rod mechanism, but also has also been devised mating with the support anchor rod mechanism
Grouting equipment, support anchor rod mechanism of the invention includes outer anchor rod, interior anchoring cartridge and outer closure fixation kit, interior anchoring cartridge
It can be very good to be attached with drill hole inner wall using the reinforcement structure that it is radially extended, meanwhile, interior anchoring cartridge is circumferential expansion
Structure is not only easy to protrude into drilling, and carries out special slip casting using grouting equipment of the invention to it, guarantees interior anchoring
The integrated performance of set and anchor hole inner wall, can make reinforcement structure protrude into the rock stratum of anchor hole, meanwhile, it is complete after slip casting
Before solidification, it can use outer anchor rod and connected together well with the interior anchoring cartridge using modes such as screw threads, form one
Entirety, then external anchor rod are anchored, in this way, the slip casting anchorage style of segmentation can not only to anchor slurries filling more
It enriches, the reliability of anchoring can also be improved, improve the binding force with anchoring the wall of a borehole, preferably guarantee anchoring effect；In addition, this
It invention this fragile position for interior anchoring cartridge and outer anchor rod junction can be in such a way that multiple radial fins are set
The switching performance of the junction is effectively improved, guarantees support capacity.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of New Coal Mine High Strength Roof Bolt Support equipment, including support anchor rod mechanism, match with the support anchor rod mechanism
The grouting equipment and support anchoring net (2) of set, wherein the outer end of the support anchor rod mechanism is fixedly connected on the support anchoring
On the net, and the support anchor rod mechanism protrudes into anchoring drilling, and the grouting equipment can inject Anchor Agent into anchoring drilling
Slurry；It is characterized in that,
The support anchor rod mechanism includes outer anchor rod (14), interior anchoring cartridge (3) and outer closure fixation kit, wherein in described
Anchoring cartridge (3) protrudes into the penetralia of the anchoring drilling, and the inner end of the outer anchor rod (14) can be socketed on the interior anchor
Gu covering in (3)；The outer end of the outer anchor rod (14) is provided with the outer closure fixation for being located at anchoring drilling external port position
Component；
When carrying out suspension roof support, the interior anchoring cartridge (3) is first protruded into the anchoring drilling penetralia, and utilize the slip casting
Equipment carries out slip casting to the interior anchoring cartridge, so that the interior anchoring cartridge expands and protrudes into the surrounding side wall of anchoring drilling；Then
The outer anchor rod is protruded into and is connected to the interior anchoring cartridge outer end, and installs the outer closure fixation kit, it is then sharp again
Slip casting anchoring is carried out with outside of the grouting equipment to the outer anchor rod.
2. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 1, which is characterized in that the interior anchor
Being solidly set in circumferential direction is expandable elastic construction, and the peripheral part of the interior anchoring cartridge (3) is provided with multiple groups axially spaced-apart
Reinforcement structure (10), and reinforcement structure described in every group (10) includes the reinforcement structure of at least two circumference array.
3. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 2, which is characterized in that the interior anchor
Admittedly the hollow structure with vestibule covered, and the front end of the interior anchoring cartridge is the cone point (11) of solid construction, it is described interior
The elastic opening slot (16) that direction extends axially along is additionally provided on anchoring cartridge, which makes the interior anchoring
Set is expandable setting in the circumferential.
4. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 3, which is characterized in that the interior anchor
Admittedly the peripheral side covered is additionally provided with logical slurry hole (9) of multiple radial directions.
5. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 4, which is characterized in that the reinforcement
Structure (10) includes reinforcing pedestal (101), and the top for reinforcing pedestal (101) is provided with lateral conehead (102), and reinforced seat
The bottom end of body (101) is provided with oblique stock inlet (104), and the bottom end for reinforcing pedestal (101) is located at oblique stock inlet (104)
Side be fixed with raised (105), be provided through on the outside of the reinforcements pedestal (101) and starch hole (103).
6. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 4, which is characterized in that the outer anchor
The front end of solid rod is provided with ladder connecting column (15), and ladder connecting column (15) thread bush is set to the outer of the interior anchoring cartridge
End, the radial fins that multiple circumference array are provided on the part of the side of outer anchor rod of the ladder connecting column (15)
(17), the radial fins abut against the end setting of the interior anchoring cartridge.
7. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 4, which is characterized in that the slip casting
Equipment includes high-pressure plaster-spraying implement (18), grout injection control attachment base (22), slip casting high-voltage tube (21), locating rod (12), grouting pipe
(13) and the expansion of slip casting section controls capsule block (23), is provided with the grout injection control attachment base at the top of the high-pressure plaster-spraying implement (18)
(22), the grout outlet of the grout injection control attachment base (22) connects the slip casting high-voltage tube (21), the end of the slip casting high-voltage tube
Portion connects locating rod (12), and the end of the locating rod, which is connected with, to cooperate the slip casting protruded into the outer end of the interior anchoring cartridge
Pipeline (13), the periphery of the locating rod are also arranged with slip casting section expansion control capsule block (23), the slip casting section expansion control capsule
Block (23) can be expanded and be shunk, and be sealed to anchor drill hole inner wall against the control in realization slip casting section space.
8. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 7, which is characterized in that the slip casting
The expansion control air pump for controlling slip casting section expansion control capsule block (22) expansion and shrinking is provided in control attachment base (22)
Or hydraulic pump (19).
9. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 1, which is characterized in that the covering
Stifled fixation kit includes positioning threads (4), four-way nut (5), location nut (6), backing plate (7), stop grouting plug (8), wherein anchoring
It is fixedly installed on supporting mesh the fixed link (1), the fixed link (1) is fixed by four-way nut (5) and outer anchor rod (3)
Connection, one end of the outer anchor rod (3) are provided with positioning threads (4), are connected with four-way spiral shell on the outside of the outer anchor rod (3)
Female (5), and the outside of outer anchor rod (3) is located at the side of four-way nut (5) and is connected with location nut (6), the outer anchor rod
(3) side that outside is located at location nut (6) is provided with backing plate (7), and the outside of outer anchor rod (3) is located at backing plate (7)
Side is provided with stop grouting plug (8).
10. a kind of New Coal Mine High Strength Roof Bolt Support equipment according to claim 9, which is characterized in that described four
To nut (5) be cross-shaped configuration, be provided centrally with axial internal screw thread, and be also equipped on four angles of its cross with it is described
The vertical internal screw thread of axial internal screw thread, to be threadedly coupled with the fixed link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738758.8A CN110410123B (en) | 2019-08-15 | 2019-08-15 | Novel high-strength anchor rod supporting equipment for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910738758.8A CN110410123B (en) | 2019-08-15 | 2019-08-15 | Novel high-strength anchor rod supporting equipment for coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110410123A true CN110410123A (en) | 2019-11-05 |
| CN110410123B CN110410123B (en) | 2021-06-08 |
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ID=68367186
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910738758.8A Active CN110410123B (en) | 2019-08-15 | 2019-08-15 | Novel high-strength anchor rod supporting equipment for coal mine |
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| CN (1) | CN110410123B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905570A (en) * | 2019-12-10 | 2020-03-24 | 济宁学院 | A stock anchor beam supporting construction for coal mine tunnel |
| CN111424658A (en) * | 2020-04-01 | 2020-07-17 | 程志求 | Anchor rod construction device for constructional engineering |
| CN112302696A (en) * | 2020-09-30 | 2021-02-02 | 中煤科工开采研究院有限公司 | Anchor rod assembly |
| CN112324323A (en) * | 2020-10-30 | 2021-02-05 | 中航勘察设计研究院有限公司 | Grouting support type drilling and anchoring integrated machine and anchoring method |
| CN113187530A (en) * | 2021-06-07 | 2021-07-30 | 黑龙江科技大学 | Broken roof supporting device of special soft rock of mining |
| CN113339034A (en) * | 2021-07-07 | 2021-09-03 | 六盘水师范学院 | Intelligent anchor rod suitable for tunnel supporting and stability measurement |
| CN115839244A (en) * | 2023-02-13 | 2023-03-24 | 中铁五局集团电务工程有限责任公司 | Short-distance subway shield tunnel crossing operation supporting equipment and method |
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| CN105422153A (en) * | 2015-12-29 | 2016-03-23 | 湖南大学 | Segmented anchoring anchor rod used for reinforcing regionally-disintegrated surrounding rocks of roadways |
| CN109057840A (en) * | 2018-08-20 | 2018-12-21 | 中钢集团马鞍山矿山研究院有限公司 | Adaptive grouting and reinforcing anchor pole and its anchoring construction method under a kind of high stress |
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| US4664561A (en) * | 1986-08-12 | 1987-05-12 | The Eastern Co. | Combined resin-mechanical mine roof bolt anchor |
| CN1464176A (en) * | 2002-06-24 | 2003-12-31 | 吴德兴 | A pin timbering process and sectionalized hollow mud injecting stay bolt thereof |
| CN105422153A (en) * | 2015-12-29 | 2016-03-23 | 湖南大学 | Segmented anchoring anchor rod used for reinforcing regionally-disintegrated surrounding rocks of roadways |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905570A (en) * | 2019-12-10 | 2020-03-24 | 济宁学院 | A stock anchor beam supporting construction for coal mine tunnel |
| CN110905570B (en) * | 2019-12-10 | 2021-03-23 | 济宁学院 | A stock anchor beam supporting construction for coal mine tunnel |
| CN111424658B (en) * | 2020-04-01 | 2021-09-10 | 王炳炜 | Anchor rod construction device for constructional engineering |
| CN111424658A (en) * | 2020-04-01 | 2020-07-17 | 程志求 | Anchor rod construction device for constructional engineering |
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| CN112302696B (en) * | 2020-09-30 | 2023-02-28 | 中煤科工开采研究院有限公司 | Anchor rod assembly |
| CN112324323A (en) * | 2020-10-30 | 2021-02-05 | 中航勘察设计研究院有限公司 | Grouting support type drilling and anchoring integrated machine and anchoring method |
| CN112324323B (en) * | 2020-10-30 | 2023-01-17 | 中航勘察设计研究院有限公司 | Grouting supporting type drilling and anchoring integrated machine and anchoring method |
| CN113187530A (en) * | 2021-06-07 | 2021-07-30 | 黑龙江科技大学 | Broken roof supporting device of special soft rock of mining |
| CN113339034A (en) * | 2021-07-07 | 2021-09-03 | 六盘水师范学院 | Intelligent anchor rod suitable for tunnel supporting and stability measurement |
| CN113339034B (en) * | 2021-07-07 | 2023-06-20 | 六盘水师范学院 | Intelligent anchor rod suitable for tunnel support and stability measurement |
| CN115839244A (en) * | 2023-02-13 | 2023-03-24 | 中铁五局集团电务工程有限责任公司 | Short-distance subway shield tunnel crossing operation supporting equipment and method |
| CN115839244B (en) * | 2023-02-13 | 2023-04-18 | 中铁五局集团电务工程有限责任公司 | Short-distance subway shield tunnel crossing operation supporting equipment and method |
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| CN110410123B (en) | 2021-06-08 |
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