CN110241831A - A kind of rock anchorage friction skidding device and anchoring antiskid method - Google Patents
A kind of rock anchorage friction skidding device and anchoring antiskid method Download PDFInfo
- Publication number
- CN110241831A CN110241831A CN201910301129.9A CN201910301129A CN110241831A CN 110241831 A CN110241831 A CN 110241831A CN 201910301129 A CN201910301129 A CN 201910301129A CN 110241831 A CN110241831 A CN 110241831A
- Authority
- CN
- China
- Prior art keywords
- rock mass
- fixedly connected
- anchor pole
- pedestal
- rock
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- 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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of rock anchorage friction skidding device and anchoring antiskid methods, including anchor pole, one end of anchor pole is fixedly connected with guiding cap, anchor pole is provided with rock mass pedestal far from the outer surface of guiding cap one end, the side of rock mass pedestal is fixedly connected with support rod, one end of rock mass pedestal is fixedly connected with base bracket, and rock mass pedestal is provided with fixture nut far from one end of support rod；The inside of rock mass pedestal offers fixation hole, and fixed pin is fixedly connected with inside fixation hole, and rock mass pedestal is fixedly connected by fixed pin with support rod；Anchor pole include anchoring section, non-anchored section, the first grout pipe, the second grout pipe and casing, the inside of anchoring section be fixedly connected with the first grout pipe, non-anchored section of inside is fixedly connected with the second grout pipe, and non-anchored section of outer surface is fixedly connected with casing.The present invention can solve the insufficient risk easily to come down of rock mass strength of the existing technology, and the problem of dismantle inconvenience, cannot adjust depending on the site environment.
Description
Technical field
The present invention relates to rock mass anti-skid device technical field, a kind of rock anchorage friction skidding device and anchoring antiskid method.
Background technique
Since 20th century, with China's rapid development of economy, waterpower hydroelectric project and Communication and Transportation Engineering have been obtained greatly
The development and significant progress of power, water power, highway, railway development are rapid, and domestic communication is extended in all direction, water power, highway, railway tunnel
Also gradually increase in road.
China is the country on mountain more than one, and mountain area is inevitably passed through in highway, railway construction, due to geology in all parts of the country
Situation is not quite similar, and in part mountain area, surface water development, earth's surface rock mass plays pendulum, in construction, periphery rock mass pole
It is also easy to produce landslide, forms geological disaster, needs to carry out consolidation process to its peripheral ground rock mass before construction, to guarantee construction peace
Complete and tunnel normal use.
Existing rock mass anti-skid device mainly has antiskid retaining wall, friction pile and prestress anchorage cable.When slope inclination angle is smaller,
The general design combined using prestress anchorage cable and antiskid retaining wall；When slope is larger, friction pile can be generally used.It is above-mentioned these
That there are installing and dismountings is difficult for rock mass anti-skid device, is difficult to adapt to a variety of slopes, is not easy to be adjusted flexibly according to rock mass structure etc. asks
Topic.
Summary of the invention
The object of the present invention is to provide a kind of rock anchorage friction skidding device and anchoring antiskid methods, are deposited with solving the prior art
The insufficient risk easily to come down of rock mass strength, and the problem of dismantle inconvenience, cannot adjust depending on the site environment.
To achieve the above object, the invention provides the following technical scheme:
A kind of rock anchorage friction skidding device, including anchor pole, one end of the anchor pole are fixedly connected with guiding cap, the anchor pole
Outer surface far from guiding cap one end is provided with rock mass pedestal, and the side of the rock mass pedestal is fixedly connected with support rod, described
One end of rock mass pedestal is fixedly connected with base bracket, and the rock mass pedestal is provided with fixture nut far from one end of support rod；
The inside of the rock mass pedestal offers fixation hole, and fixed pin, the rock are fixedly connected with inside the fixation hole
Body pedestal is fixedly connected by fixed pin with support rod；
The anchor pole includes anchoring section, non-anchored section, the first grout pipe, the second grout pipe and casing, the anchoring section
Inside is fixedly connected with the first grout pipe, and non-anchored section of the inside is fixedly connected with the second grout pipe, and described non-anchored section
Outer surface be fixedly connected with casing.
Optionally, the anchor pole is provided with screw thread, one end spiral shell of the anchor pole far from guiding cap far from one end of guiding cap
Line is connected with anchor pole protective case.
Optionally, the outer surface of the anchoring section is fixedly connected with the silk of resistance to drawing-down, and the anchoring section is far from non-anchored section
One end is fixedly connected with guiding cap.
Optionally, the connecting rod is arranged between rock mass pedestal and rock mass, the connecting rod far from rock mass pedestal one
End is fixedly connected with rock mass, and the rock mass pedestal is threadedly coupled by fixed pin with base bracket, the side of the base bracket
It is fixedly connected with rock mass.
Optionally, the fixture nut and anchor pole are connected far from the threaded one end of guiding cap.
Optionally, first grout pipe and the second grout pipe are connected.
Included the following steps: using the anchoring antiskid method of the device
When in use, anchor pole is placed on inside rock mass, by filling water inside the first grout pipe and the second grout pipe
Then slurry body makes support rod and bottom by rotating fixture nut so that cement slurry penetrates into the rock mass around anchor pole
Block bracket is pressed on the surface of rock mass, and finally anchor pole protective case is fixed on anchor pole.
The present invention has following technical effect that
(1), rock anchorage friction skidding device, on the one hand by the way that anchor pole is arranged inside rock mass, and by being in the milk to first
Pipe and internal filling concrete slurry, cement slurry is by the first grout pipe and penetrates into the rock mass around anchor pole, so that anchor pole
It is stronger with the connection of surrounding rock mass, then by the silk of resistance to drawing-down that is arranged in anchoring section outer surface under the action of, make
It obtains and is come into full contact with by the first grout pipe and the cement slurry of filling with resistance to drawing-down silk, greatly enhance the intensity of rock mass, improve
The fastness of rock mass is greatly improved, reduces the risk that rock mass comes down.
(2), rock anchorage friction skidding device, on the one hand by under the action of fixture nut, so that support rod and pedestal
Bracket is pressed on the surface of rock mass, so that rock mass is sufficiently compacted, reduces the risk that rock mass comes down, while passing through support
Bar and base bracket are connect with rock mass whorl of base, easy to disassemble, and can adjust support rod according to different site environments
With base bracket to the pressure of rock mass, convenient, flexible adjustment on the other hand can by the anchor pole protective case being arranged on anchor pole
The external water body invasion when cement slurry does not solidify is effectively avoided, influences the solidification of cement slurry, and then reduce the intensity of rock mass,
Improve the practicability of the device.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure chart of anchor pole of the present invention；
Fig. 3 is the structure enlargement diagram in Fig. 2 of the present invention at A；
Fig. 4 is the structural schematic diagram of rock mass pedestal of the present invention.
Description of symbols: 1- anchor pole, 101- anchoring section, non-anchored section of 102-, the first grout pipe of 103-, 104- second is filled
Slurry pipe, 105- casing, 2- guiding cap, 3- rock mass pedestal, 4- support rod, 5- base bracket, 6- fixture nut, 7- fixation hole, 8-
Fixed pin, 9- anchor pole protective case, the 10- silk of resistance to drawing-down, 11- rock mass.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
A kind of rock anchorage friction skidding device, including anchor pole 1, one end of anchor pole 1 are fixedly connected with guiding cap 2, and anchor pole 1 is separate
The outer surface of 2 one end of guiding cap is provided with rock mass pedestal 3, and the side of rock mass pedestal 3 is fixedly connected with support rod 4, rock mass pedestal 3
One end be fixedly connected with base bracket 5, rock mass pedestal 3 is provided with fixture nut 6 far from one end of support rod 4, on the one hand logical
It crosses under the action of fixture nut 6, so that support rod 4 and base bracket 5 are pressed on the surface of rock mass 11, so that rock mass 11 is filled
Partial pressure is real, reduces the risk that rock mass 11 comes down, while connecting by support rod 4 and base bracket 5 and 3 screw thread of rock mass pedestal
It connects, it is easy to disassemble, and support rod 4 and base bracket 5 can be adjusted according to different site environments to the pressure of rock mass 11, side
Just it is adjusted flexibly；The inside of rock mass pedestal 3 offers fixation hole 7, and fixed pin 8, rock mass pedestal are fixedly connected with inside fixation hole 7
3 are fixedly connected by fixed pin 8 with support rod 4, on the other hand can be effective by the anchor pole protective case 9 being arranged on anchor pole 1
The external water body invasion when cement slurry does not solidify is avoided, the solidification of cement slurry is influenced, and then reduce the intensity of rock mass 11, mentions
The high practicability of the device.
Anchor pole 1 includes anchoring section 101, non-anchored section of the 102, first grout pipe 103, the second grout pipe 104 and casing 105,
The inside of anchoring section 101 is fixedly connected with the first grout pipe 103, and non-anchored section 102 of inside is fixedly connected with the second grout pipe
104, non-anchored section 102 of outer surface is fixedly connected with casing 105, on the one hand by the way that anchor pole 1 is arranged inside rock mass 11, and leads to
It crosses to the first inside of grout pipe 103 and 104 filling concrete slurry, cement slurry penetrates into anchor by the first grout pipe 103 and 104
In rock mass 11 around bar 1, so that anchor pole 1 and the connection of surrounding rock mass 11 are stronger, then by anchoring section 101
Under the action of the silk of resistance to drawing-down 10 of outer surface setting, so that cement slurry and resistance to drawing by the filling of the first grout pipe 103 and 104
Filament 10 comes into full contact with, and greatly enhances the intensity of rock mass 11, improves so that the fastness of rock mass 11 greatly improves, reduces
The risk that rock mass 11 comes down.
As a kind of optional technical solution of the invention:
Anchor pole 1 is provided with screw thread far from one end of guiding cap 2, and anchor pole 1 is connected with anchor pole far from the threaded one end of guiding cap 2
Protective case 9.
As a kind of optional technical solution of the invention:
The outer surface of anchoring section 101 is fixedly connected with resistance to drawing-down silk 10, and anchoring section 101 is far from non-anchored section 102 one end
It is fixedly connected with guiding cap 2.
As a kind of optional technical solution of the invention:
Connecting rod 4 is arranged between rock mass pedestal 3 and rock mass 11, the one end of connecting rod 4 far from rock mass pedestal 3 and rock mass 11
It is fixedly connected, rock mass pedestal 3 is threadedly coupled by fixed pin 8 with base bracket 5, and the side of base bracket 5 and rock mass 11 are fixed
Connection.
As a kind of optional technical solution of the invention:
Fixture nut 6 is connect with anchor pole 1 far from the threaded one end of guiding cap 2.
As a kind of optional technical solution of the invention:
First grout pipe 103 is connected with the second grout pipe 104.
When in use, anchor pole 1 is placed on inside rock mass 11, by into the first grout pipe 103 and the second grout pipe 104
Then portion's filling concrete slurry is made so that cement slurry penetrates into the rock mass 11 around anchor pole 1 by rotating fixture nut 6
It obtains support rod 4 and base bracket 5 is pressed on the surface of rock mass 11, finally anchor pole protective case 9 is fixed on anchor pole 1.
In conclusion the rock anchorage friction skidding device, in use, user is inside rock mass 11 by being arranged anchor pole 1, and
By the way that the first inside of grout pipe 103 and 104 filling concrete slurry, cement slurry is penetrated by the first grout pipe 103 and 104
In rock mass 11 around anchor pole 1, so that anchor pole 1 and the connection of surrounding rock mass 11 are stronger, then by anchoring section
101 outer surfaces setting the silk of resistance to drawing-down 10 under the action of so that by the first grout pipe 103 and 104 fill cement slurry with
Resistance to drawing-down silk 10 comes into full contact with, and greatly enhances the intensity of rock mass 11, improves so that the fastness of rock mass 11 greatly improves, drop
The risk that low rock mass 11 comes down, by under the action of fixture nut 6, so that support rod 4 and base bracket 5 are pressed on
The surface of rock mass 11 reduces the risk that rock mass 11 comes down, while passing through support rod 4 so that rock mass 11 is sufficiently compacted
It is threadedly coupled with base bracket 5 with rock mass pedestal 3, it is easy to disassemble, and support rod 4 can be adjusted according to different site environments
With base bracket 5 to the pressure of rock mass 11, convenient, flexible adjustment can be effective by the anchor pole protective case 9 being arranged on anchor pole 1
The external water body invasion when cement slurry does not solidify is avoided, the solidification of cement slurry is influenced, and then reduce the intensity of rock mass 11, mentions
The high practicability of the device.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (7)
1. a kind of rock anchorage friction skidding device, including anchor pole (1), it is characterised in that: one end of the anchor pole (1) is fixedly connected with
Guiding cap (2), the anchor pole (1) are provided with rock mass pedestal (3) far from the outer surface of guiding cap (2) one end, the rock mass pedestal
(3) side is fixedly connected with support rod (4), and one end of the rock mass pedestal (3) is fixedly connected with base bracket (5), described
Rock mass pedestal (3) is provided with fixture nut (6) far from the one end of support rod (4)；The inside of the rock mass pedestal (3) offers solid
Determine hole (7), be fixedly connected with fixed pin (8) inside the fixation hole (7), the rock mass pedestal (3) passes through fixed pin (8) and branch
Strut (4) is fixedly connected；The anchor pole (1) includes anchoring section (101), non-anchored section (102), the first grout pipe (103), second
The inside of grout pipe (104) and casing (105), the anchoring section (101) is fixedly connected with the first grout pipe (103), described non-
The inside of anchoring section (102) is fixedly connected with the second grout pipe (104), and the outer surface of non-anchored section (102) is fixedly connected
There are casing (105).
2. rock anchorage friction skidding device according to claim 1, it is characterised in that: the anchor pole (1) is far from guiding cap (2)
One end be provided with screw thread, the anchor pole (1) is connected with anchor pole protective case (9) far from the threaded one end of guiding cap (2).
3. rock anchorage friction skidding device according to claim 1, it is characterised in that: the outer surface of the anchoring section (101)
It is fixedly connected with resistance to drawing-down silk (10), one end and guiding cap (2) far from non-anchored section (102) of the anchoring section (101) are fixed
Connection.
4. rock anchorage friction skidding device according to claim 1, it is characterised in that: the connecting rod (4) is arranged in rock mass
Between pedestal (3) and rock mass (11), the connecting rod (4) is fixedly connected far from the one end of rock mass pedestal (3) with rock mass (11), institute
It states rock mass pedestal (3) to be threadedly coupled by fixed pin (8) with base bracket (5), the side of the base bracket (5) and rock mass
(11) it is fixedly connected.
5. rock anchorage friction skidding device according to claim 1, it is characterised in that: the fixture nut (6) and anchor pole (1)
Threaded one end far from guiding cap (2) connects.
6. rock anchorage friction skidding device according to claim 1, it is characterised in that: first grout pipe (103) and
Two grout pipes (104) are connected.
7. a kind of anchoring antiskid method using any one of claim 1-6 described device, it is characterised in that including as follows
Step: when in use, it is internal to be placed on rock mass (11) for anchor pole (1), by the first grout pipe (103) and the second grout pipe
(104) internal filling concrete slurry then passes through rotation so that cement slurry penetrates into the rock mass (11) around anchor pole (1)
Fixture nut (6) makes support rod (4) and base bracket (5) be pressed on the surface of rock mass (11), finally by anchor pole protective case (9)
It is fixed on anchor pole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301129.9A CN110241831A (en) | 2019-04-15 | 2019-04-15 | A kind of rock anchorage friction skidding device and anchoring antiskid method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301129.9A CN110241831A (en) | 2019-04-15 | 2019-04-15 | A kind of rock anchorage friction skidding device and anchoring antiskid method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110241831A true CN110241831A (en) | 2019-09-17 |
Family
ID=67883166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910301129.9A Pending CN110241831A (en) | 2019-04-15 | 2019-04-15 | A kind of rock anchorage friction skidding device and anchoring antiskid method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110241831A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200223951Y1 (en) * | 2000-11-21 | 2001-05-15 | 이관수 | preventing apparatus for sloped side collapsing |
| CN103266609A (en) * | 2013-04-25 | 2013-08-28 | 中天建设集团有限公司 | Process for constructing prestressed anchor rod in deep foundation pit supporting system |
| CN205036397U (en) * | 2015-10-15 | 2016-02-17 | 山东科技大学 | But recycle cavity cling compound slip casting stock |
| CN206448269U (en) * | 2017-01-26 | 2017-08-29 | 安建林 | A kind of expansion bolt hollow anchor bar |
| CN206859216U (en) * | 2017-05-24 | 2018-01-09 | 西南交通大学 | Rock anchorage friction skidding device |
| CN108104855A (en) * | 2016-11-25 | 2018-06-01 | 西安科技大学 | A kind of high-strength multifunctional composite pallet |
| CN208416591U (en) * | 2018-06-19 | 2019-01-22 | 贵州理工学院 | A kind of drainage anchor rod for workings subject to dy namic pressure |
| CN208669340U (en) * | 2018-06-28 | 2019-03-29 | 婺源县胜利塑胶有限公司 | A kind of intumescent grouted anchor bar |
| CN210002421U (en) * | 2019-04-15 | 2020-01-31 | 中国电建集团贵阳勘测设计研究院有限公司 | rock mass anchoring anti-skid device |
-
2019
- 2019-04-15 CN CN201910301129.9A patent/CN110241831A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200223951Y1 (en) * | 2000-11-21 | 2001-05-15 | 이관수 | preventing apparatus for sloped side collapsing |
| CN103266609A (en) * | 2013-04-25 | 2013-08-28 | 中天建设集团有限公司 | Process for constructing prestressed anchor rod in deep foundation pit supporting system |
| CN205036397U (en) * | 2015-10-15 | 2016-02-17 | 山东科技大学 | But recycle cavity cling compound slip casting stock |
| CN108104855A (en) * | 2016-11-25 | 2018-06-01 | 西安科技大学 | A kind of high-strength multifunctional composite pallet |
| CN206448269U (en) * | 2017-01-26 | 2017-08-29 | 安建林 | A kind of expansion bolt hollow anchor bar |
| CN206859216U (en) * | 2017-05-24 | 2018-01-09 | 西南交通大学 | Rock anchorage friction skidding device |
| CN208416591U (en) * | 2018-06-19 | 2019-01-22 | 贵州理工学院 | A kind of drainage anchor rod for workings subject to dy namic pressure |
| CN208669340U (en) * | 2018-06-28 | 2019-03-29 | 婺源县胜利塑胶有限公司 | A kind of intumescent grouted anchor bar |
| CN210002421U (en) * | 2019-04-15 | 2020-01-31 | 中国电建集团贵阳勘测设计研究院有限公司 | rock mass anchoring anti-skid device |
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