CN108915634A - One kind being based on the closed injected hole sectioning of electromagnetism - Google Patents
One kind being based on the closed injected hole sectioning of electromagnetism Download PDFInfo
- Publication number
- CN108915634A CN108915634A CN201810111042.0A CN201810111042A CN108915634A CN 108915634 A CN108915634 A CN 108915634A CN 201810111042 A CN201810111042 A CN 201810111042A CN 108915634 A CN108915634 A CN 108915634A
- Authority
- CN
- China
- Prior art keywords
- electromagnetism
- injected hole
- grouting pipe
- coil
- grouting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007569 slipcasting Methods 0.000 claims abstract description 31
- 201000010041 presbyopia Diseases 0.000 claims abstract description 24
- 230000011218 segmentation Effects 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000002002 slurry Substances 0.000 abstract description 11
- 230000008602 contraction Effects 0.000 abstract description 3
- 230000036632 reaction speed Effects 0.000 abstract description 3
- 239000011435 rock Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses one kind to be based on the closed injected hole sectioning of electromagnetism, including Grouting Pipe, it is equidistant in Grouting Pipe to be equipped with presbyopia in multiple injected holes segmentation film bag, injected hole segmentation film bag is socketed in the Grouting Pipe outside presbyopia in injected hole segmentation film bag, two injected hole segmentation film bag side side middle positions close to each other are provided with Grouting Pipe level pressure film, slip casting presbyopia in stratum is provided with below Grouting Pipe level pressure film, the bottom of stratum slip casting presbyopia is provided with one group of electromagnetism stop grouting plug guiding bar, one end of electromagnetism stop grouting plug guiding bar is fixed with electromagnetism stop grouting plug, and electromagnetism stop grouting plug is located at the inside of Grouting Pipe.The present invention has electromagnetism stop grouting plug by design, it can be closely adhered to Grouting Pipe after strutting, higher grouting pressure can be resisted by generating frictional force, the wide arc gap with Grouting Pipe can be kept after contraction, it conveniently moves up and down, reduces use cost, accelerate the reaction speed of slurries, it is easy to use, it is suitble to promote.
Description
Technical field
The present invention relates to injected hole technical fields, more particularly to one kind to be based on the closed injected hole sectioning of electromagnetism.
Background technique
Currently, the core of slip casting broken charges one is stop grouting plug in Grouting Pipe, one is between Grouting Pipe and injected hole
Separating device.Stop grouting plug and separating device have involved in existing device, but all do not refer to the specific structure of stop grouting plug.
Traditional rubber, mechanical stop grouting plug diameter and slip casting bore dia are close, generate the force-closed Grouting Pipe that rubs by rubber deformation, rely on
Rubber is resiliently deformed to form gap, provides condition for stop grouting plug movement.When high-pressure slip-casting, frictional force Chang Wufa resists slip casting pressure
Power causes slip casting duct occlusion to fail；When accelerated cement injects, which is easy to the cement being condensed blocking, and stop grouting plug can not
It is mobile, this is solved the problems, such as based on the closed injected hole sectioning of electromagnetism for this purpose, we have proposed one kind.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is closed based on electromagnetism
Injected hole sectioning.
To achieve the goals above, present invention employs following technical solutions：
One kind is based on the closed injected hole sectioning of electromagnetism, including Grouting Pipe, in the Grouting Pipe it is equidistant be equipped with it is more
Presbyopia in a injected hole segmentation film bag is socketed with injected hole segmentation in the Grouting Pipe outside presbyopia in injected hole segmentation film bag
Film bag, two injected hole segmentation film bag side side middle positions close to each other are provided with Grouting Pipe level pressure film, and Grouting Pipe is fixed
Slip casting presbyopia in stratum is provided with below press mold, the bottom of stratum slip casting presbyopia is provided with one group of electromagnetism stop grouting plug guiding bar, electricity
One end of magnetic stop grouting plug guiding bar is fixed with electromagnetism stop grouting plug, and electromagnetism stop grouting plug is located at the inside of Grouting Pipe, electromagnetism stop grouting plug
Including flexible wall, exhausted magnetic steering bar, rigid support plate, rigid supporting rod, first coil and the second coil, wherein the two of flexible wall
One group of rigid support plate is fixedly connected on the inner wall of side, two groups of rigid support plates side close to each other is hinged with rigid branch
Strut, two groups of rigid supporting rods side close to each other are hinged on the two sides side wall of first coil, first coil and second
The inside of coil is provided with exhausted magnetic steering bar, and magnetic steering bar and the second coil are fixedly connected absolutely, electromagnetism stop grouting plug guiding bar
It is fixedly connected with flexible wall.
Preferably, the flexible wall is located between the two sides inner wall of Grouting Pipe, and one end of electromagnetism stop grouting plug guiding bar is run through
Flexible wall, and the inside for extending to flexible wall is connected with exhausted magnetic steering bar, and first coil and the second coil are wrapped in exhausted magnetic
On the iron core of guide rod.
Preferably, the rigid supporting rod and first coil are hinged to form rain umbrella-shaped structure, rigid supporting rod and rigidity
Support plate is hinged to form rain umbrella-shaped structure.
Preferably, the flexible wall is in ellipsoidal structures.
Preferably, the stratum slip casting presbyopia is between electromagnetism stop grouting plug guiding bar and flexible wall.
The beneficial effects of the invention are as follows：
1, there are electromagnetism stop grouting plug, Grouting Pipe, injected hole to be segmented film bag, Grouting Pipe level pressure film and electromagnetism by design only to starch
Plug, the segmenting slip casting being able to achieve in loose weak even rich water country rock successively improve Surrounding Rock Strength by segmenting slip casting, solve
Certainly shallow-layer country rock running pulp, it is difficult into the problem of deep wall rock；
2, have electromagnetism stop grouting plug by design, can be closely adhered to Grouting Pipe after strutting, generate frictional force can resist compared with
High grouting pressure can keep the wide arc gap with Grouting Pipe, conveniently move up and down, reduce use cost, accelerate after contraction
The reaction speed of slurries, it is easy to use, it is suitble to promote.
Detailed description of the invention
Fig. 1 is that a kind of structure based on before broken charges in the closed injected hole sectioning of electromagnetism proposed by the present invention is shown
It is intended to；
Fig. 2 is proposed by the present invention a kind of based on stratum slip casting after broken charges in the closed injected hole sectioning of electromagnetism
When structural schematic diagram；
Fig. 3 is a kind of structure based on electromagnetism stop grouting plug in the closed injected hole sectioning of electromagnetism proposed by the present invention
Figure.
In figure：Presbyopia, 3 injected holes are segmented film bag, 4 Grouting Pipe level pressure films, 5 ground in 1 Grouting Pipe, 2 injected holes segmentation film bag
Layer slip casting presbyopia, 6 electromagnetism stop grouting plug guiding bars, 7 electromagnetism stop grouting plugs, 8 flexible walls, 9 exhausted magnetic steering bars, 10 rigid support plates, 11
Rigid supporting rod, 12 first coils, 13 first coils.
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.
Referring to Fig.1-3, a kind of to be based on the closed injected hole sectioning of electromagnetism, including Grouting Pipe 1, it is equidistant in Grouting Pipe 1
From presbyopia 2 in multiple injected holes segmentation film bag is equipped with, it is socketed in the Grouting Pipe 1 outside presbyopia 2 in injected hole segmentation film bag
There is injected hole to be segmented film bag 3, it is fixed that two injected hole segmentation film bag 3 side side middle positions close to each other are provided with Grouting Pipe
Press mold 4, the lower section of Grouting Pipe level pressure film 4 are provided with stratum slip casting presbyopia 5, and the bottom of stratum slip casting presbyopia 5 is provided with one group of electricity
Magnetic stop grouting plug guiding bar 6, one end of electromagnetism stop grouting plug guiding bar 6 is fixed with electromagnetism stop grouting plug 7, and electromagnetism stop grouting plug 7 is located at note
The inside of pipe 1 is starched, electromagnetism stop grouting plug 7 includes flexible wall 8, exhausted magnetic steering bar 9, rigid support plate 10, rigid supporting rod 11, first
Coil 12 and the second coil 13 are wherein fixedly connected to one group of rigid support plate 10 on the two sides inner wall of flexible wall 8, and two groups rigid
The property side close to each other of support plate 10 is hinged with rigid supporting rod 11, and two groups of sides close to each other of rigid supporting rod 11 are equal
It being hinged on the two sides side wall of first coil 12, the inside of first coil 12 and the second coil 13 is provided with exhausted magnetic steering bar 9,
And magnetic steering bar 9 is fixedly connected with the second coil 13 absolutely, electromagnetism stop grouting plug guiding bar 6 is fixedly connected with flexible wall 8；Pass through design
There are electromagnetism stop grouting plug, Grouting Pipe, injected hole segmentation film bag, Grouting Pipe level pressure film and electromagnetism stop grouting plug, is able to achieve in loose weak
Segmenting slip casting even in rich water country rock successively improves Surrounding Rock Strength by segmenting slip casting, solves shallow-layer country rock running pulp, it is difficult to
Into the problem of deep wall rock；There is electromagnetism stop grouting plug by design, can be closely adhered to Grouting Pipe after strutting, generating frictional force can
To resist higher grouting pressure, the wide arc gap with Grouting Pipe can be kept after contraction, is conveniently moved up and down, reduce use at
This, accelerates the reaction speed of slurries, easy to use, is suitble to promote.
In the present embodiment, flexible wall 8 is located between the two sides inner wall of Grouting Pipe 1, and one end of electromagnetism stop grouting plug guiding bar 6 is passed through
Flexible wall 8 is worn, and the inside for extending to flexible wall 8 is connected with exhausted magnetic steering bar 9, first coil 12 and the second coil 13 twine
It is wound on the iron core of exhausted magnetic steering bar 9, rigid supporting rod 11 and first coil 12 are hinged to form rain umbrella-shaped structure, rigid support
Bar 11 and rigid support plate 10 are hinged to form rain umbrella-shaped structure, and flexible wall 8 is in ellipsoidal structures, and stratum slip casting presbyopia 5 is located at
Between electromagnetism stop grouting plug guiding bar 6 and flexible wall 8.
In the present embodiment, when using the present apparatus, according to design drilling, section length then is designed in foundation injected hole,
Injected hole is set in Grouting Pipe (1) and is segmented presbyopia (2) in film bag, injected hole segmentation film bag (3), Grouting Pipe level pressure film (4) and ground
Electromagnetism stop grouting plug (7) is placed in the slip casting below quasi- note stratum by electromagnetism stop grouting plug guiding bar (6) by layer slip casting presbyopia (5)
Hole is segmented film bag (3) end, by electromagnetism stop grouting plug guiding bar (6) electric wire, supplies to first coil (12) and the second coil (13)
Electricity；At this point, coil generates the magnetic field repelled each other after being powered, coil is moved up along exhausted magnetic steering bar (9), draws rigid supporting rod
(11) it struts, pushes rigid support plate (10) to squeeze flexible wall (8), final flexible wall (8) and Grouting Pipe (1) fit closely, soft
Property wall (8) be made using rubber material, realize slip casting pipe choking, Grouting Pipe (1) slip casting, slurries by injected hole segmentation film bag
(2) interior presbyopia enters injected hole segmentation film bag (3), and fills closely knit；Slurries can be rapid hardening slurries, be also possible to ordinary cement
Slurries, improving grouting pressure is more than Grouting Pipe level pressure film (4) pressure-bearing limit, and Grouting Pipe level pressure film (4) fails, and slurries pass through stratum
Slip casting presbyopia (5) enters stratum；Slurries can be rapid hardening slurries, be also possible to ordinary cement slurries, and stratum is only starched pressure and reached
It after designing grouting pressure, maintains several minutes of pressure, while grout absorption terminates this section of stratum slip casting, high pressure less than after slip casting standard
Water rinses Grouting Pipe, cuts off first coil (12) power supply, maintains the second coil (13) power supply, the second coil (13) generates magnetic at this time
Field attracts first coil (12) iron core, and first coil (12) is moved down along exhausted magnetic steering bar (9), draws rigid supporting rod (11)
It withdraws, rigid support plate (10) and flexible wall (8) is pulled to shrink, realize the separation of electromagnetism stop grouting plug (7) and Grouting Pipe (1), weight
Multiple circulation, realizes the segmenting slip casting low from aperture to hole.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
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 (5)
1. one kind is based on the closed injected hole sectioning of electromagnetism, including Grouting Pipe (1), which is characterized in that the Grouting Pipe (1)
The upper equidistant slip casting for being equipped with presbyopia (2) in multiple injected holes segmentation film bag, being located at that presbyopia (2) is external in injected hole segmentation film bag
Injected hole segmentation film bag (3), two injected hole segmentations film bag (3) side side interposition close to each other are socketed on pipe (1)
It installs and is equipped with Grouting Pipe level pressure film (4), stratum slip casting presbyopia (5), stratum slip casting flower are provided with below Grouting Pipe level pressure film (4)
The bottom of eye (5) is provided with one group of electromagnetism stop grouting plug guiding bar (6), and one end of electromagnetism stop grouting plug guiding bar (6) is fixed with electromagnetism
Stop grouting plug (7), and electromagnetism stop grouting plug (7) is located at the inside of Grouting Pipe (1), electromagnetism stop grouting plug (7) includes flexible wall (8), exhausted magnetic
Guide rod (9), rigid support plate (10), rigid supporting rod (11), first coil (12) and the second coil (13), wherein flexible wall
(8) be fixedly connected to one group of rigid support plate (10) on two sides inner wall, two groups of rigid support plates (10) it is close to each other one
Side is hinged with rigid supporting rod (11), and two groups of rigid supporting rod (11) sides close to each other are hinged on first coil (12)
Two sides side wall on, the inside of first coil (12) and the second coil (13) is provided with exhausted magnetic steering bar (9), and exhausted magnetic steering
Bar (9) is fixedly connected with the second coil (13), and electromagnetism stop grouting plug guiding bar (6) is fixedly connected with flexible wall (8).
2. according to claim 1 a kind of based on the closed injected hole sectioning of electromagnetism, which is characterized in that the flexibility
Wall (8) is located between the two sides inner wall of Grouting Pipe (1), and flexible wall (8) are run through in one end of electromagnetism stop grouting plug guiding bar (6), and
The inside for extending to flexible wall (8) is connected with exhausted magnetic steering bar (9), and first coil (12) and the second coil (13) are wrapped in absolutely
On the iron core of magnetic steering bar (9).
3. according to claim 1 a kind of based on the closed injected hole sectioning of electromagnetism, which is characterized in that the rigidity
Support rod (11) and first coil (12) are hinged to form rain umbrella-shaped structure, rigid supporting rod (11) and rigid support plate (10) phase
It is hinged to form rain umbrella-shaped structure.
4. according to claim 1 a kind of based on the closed injected hole sectioning of electromagnetism, which is characterized in that the flexibility
Wall (8) is in ellipsoidal structures.
5. according to claim 1 a kind of based on the closed injected hole sectioning of electromagnetism, which is characterized in that the stratum
Slip casting presbyopia (5) is located between electromagnetism stop grouting plug guiding bar (6) and flexible wall (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111042.0A CN108915634B (en) | 2018-02-01 | 2018-02-01 | Grouting hole segmenting device based on electromagnetic sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111042.0A CN108915634B (en) | 2018-02-01 | 2018-02-01 | Grouting hole segmenting device based on electromagnetic sealing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108915634A true CN108915634A (en) | 2018-11-30 |
| CN108915634B CN108915634B (en) | 2020-10-23 |
Family
ID=64402794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810111042.0A Expired - Fee Related CN108915634B (en) | 2018-02-01 | 2018-02-01 | Grouting hole segmenting device based on electromagnetic sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108915634B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566209A (en) * | 2019-08-08 | 2019-12-13 | 中铁第四勘察设计院集团有限公司 | Non-return device of grouting pipe, grouting pipe and non-return method |
| CN111271105A (en) * | 2020-04-01 | 2020-06-12 | 山东科技大学 | Geotechnical engineering sectional type hollow grouting anchor cable and grouting method |
| CN113684831A (en) * | 2021-05-08 | 2021-11-23 | 中铁七局集团第三工程有限公司 | Controllable bidirectional grout stopping device for sleeve valve pipe |
| CN116084419A (en) * | 2022-12-05 | 2023-05-09 | 三峡大学 | Device and method for repairing underwater cracks based on soft magnet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2704899B1 (en) * | 1993-05-07 | 1995-07-07 | Sol Cie | METHOD AND DEVICE FOR INJECTING PRODUCTS INTO THE SOIL. |
| CN201129184Y (en) * | 2007-12-29 | 2008-10-08 | 中铁隧道集团有限公司 | Tubule external valve one-way type subsection back grouting apparatus |
| CN201581905U (en) * | 2009-12-29 | 2010-09-15 | 中铁隧道集团有限公司 | In-hole grout stop device |
| CN103061785A (en) * | 2012-12-28 | 2013-04-24 | 山东大学 | Borehole casing pressure-proof seepage sealing grouting device and process for roadway breaking water burst surrounding rock |
| CN105731978A (en) * | 2016-01-28 | 2016-07-06 | 中铁第四勘察设计院集团有限公司 | Grouting slurry for reinforcing tunnel face of jacking culvert of fine-sand layer and grouting method |
| CN105909257A (en) * | 2016-05-31 | 2016-08-31 | 山东大学 | Separated grouting device in drilled hole and sectional grouting operation process |
-
2018
- 2018-02-01 CN CN201810111042.0A patent/CN108915634B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2704899B1 (en) * | 1993-05-07 | 1995-07-07 | Sol Cie | METHOD AND DEVICE FOR INJECTING PRODUCTS INTO THE SOIL. |
| CN201129184Y (en) * | 2007-12-29 | 2008-10-08 | 中铁隧道集团有限公司 | Tubule external valve one-way type subsection back grouting apparatus |
| CN201581905U (en) * | 2009-12-29 | 2010-09-15 | 中铁隧道集团有限公司 | In-hole grout stop device |
| CN103061785A (en) * | 2012-12-28 | 2013-04-24 | 山东大学 | Borehole casing pressure-proof seepage sealing grouting device and process for roadway breaking water burst surrounding rock |
| CN105731978A (en) * | 2016-01-28 | 2016-07-06 | 中铁第四勘察设计院集团有限公司 | Grouting slurry for reinforcing tunnel face of jacking culvert of fine-sand layer and grouting method |
| CN105909257A (en) * | 2016-05-31 | 2016-08-31 | 山东大学 | Separated grouting device in drilled hole and sectional grouting operation process |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566209A (en) * | 2019-08-08 | 2019-12-13 | 中铁第四勘察设计院集团有限公司 | Non-return device of grouting pipe, grouting pipe and non-return method |
| CN111271105A (en) * | 2020-04-01 | 2020-06-12 | 山东科技大学 | Geotechnical engineering sectional type hollow grouting anchor cable and grouting method |
| CN113684831A (en) * | 2021-05-08 | 2021-11-23 | 中铁七局集团第三工程有限公司 | Controllable bidirectional grout stopping device for sleeve valve pipe |
| CN113684831B (en) * | 2021-05-08 | 2022-07-08 | 中铁七局集团第三工程有限公司 | Controllable bidirectional grout stopping device for sleeve valve pipe |
| CN116084419A (en) * | 2022-12-05 | 2023-05-09 | 三峡大学 | Device and method for repairing underwater cracks based on soft magnet |
| CN116084419B (en) * | 2022-12-05 | 2024-03-12 | 三峡大学 | Device and method for repairing underwater cracks based on soft magnet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108915634B (en) | 2020-10-23 |
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