CN108589731A - A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section - Google Patents
A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section Download PDFInfo
- Publication number
- CN108589731A CN108589731A CN201810216995.3A CN201810216995A CN108589731A CN 108589731 A CN108589731 A CN 108589731A CN 201810216995 A CN201810216995 A CN 201810216995A CN 108589731 A CN108589731 A CN 108589731A
- Authority
- CN
- China
- Prior art keywords
- inner tube
- tube
- grouting
- location
- slurry outlet
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The present invention discloses a kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section, including：Inner tube, outer tube, positioning sleeve and multiple elastic tapes；Outer tube side is equally spaced several slurry outlets from the bottom to top；In inner tube insertion outer tube and inner tube side is equally spaced several injected holes from the bottom to top, and the injected hole of inner and outer tubes corresponding position is identical with the size of slurry outlet；Elastic tape is set on outer tube and is sealed on slurry outlet, and corresponding to pulp hole site in elastic tape is equipped with aperture；Positioning sleeve setting can move up and down on inner pipe along inner tube, adjust grouting pressure by promoting inner tube and changing the overlapping area of injected hole and slurry outlet and positioning sleeve is fastened on the gap location of inner and outer tubes to realize the positioning of inner tube.The mini-valve tube of the present invention can realize orientation, positioning slip casting, and the reinforcing that grouting pressure realizes different soil is adjusted by promoting inner tube and changing the overlapping area of injected hole and slurry outlet, simple in structure, easy to operate, highly practical.
Description
Technical field
It is to be related to a kind of direction and location grouting sleeve valve of pressure adjustable section the invention belongs to geotechnical engineering slurry injection technique field
Pipe and grouting method.
Background technology
French Soletanche foundation engineerings company has invented Suo Lietanxiu engineering methods the 1950s, is a kind of comparison
Advanced grouting construction process.China has carried out a series of research and development after introduction to it, and is referred to as mini-valve tube note
Slurry processes.Because sleeve valve barrel grouting method can carry out depthkeeping, quantitative, fixed degree, determine section, interval and repeatedly slip casting, compaction grouting is concentrated, has oozed
The advantages of entering slip casting and fracture grouting, be widely used civil engineering field at home and abroad now.
Existing mini-valve tube is mostly by the way of spraying slurries to all directions of whole soil layers within the scope of drilling depth
Carry out the grouting and reinforcing under same pressure, can not accurately at designated depth position soil layer carry out specific direction on, no
With the grouting and reinforcing under pressure.The stratum at a certain depth location to specific direction is only needed to carry out grouting and reinforcing for some
Engineering for, such as it is existing using mini-valve tube construct, on the one hand increase difficulty of construction, on the other hand cause the waste of raw material.
Simultaneously as also having carried out additional slip casting to the soil without reinforcing, the pollution to geological environment is increased.In addition, for multiple
The operating mode that soil properties change greatly under miscellaneous geological conditions, the grouting pressure within the scope of drilling depth needed for each stratum is not
Together.Existing mini-valve tube can only realize the slip casting under single pressure, cannot well meet in bad ground to grouting pressure
Adjustment in time, leads to problems such as grouting and reinforcing intensity insufficient.
Invention content
In order to solve the above technical problems, the object of the present invention is to provide a kind of orientation of pressure adjustable section, positioning grouting sleeves
Valve pipe and grouting method are, it can be achieved that orientation, positioning slip casting, and grouting pressure is adjustable and then realization adds the slip casting of bad ground
Gu.
The present invention provides a kind of direction and location grouting sleeve valve pipe of pressure adjustable section, including：Inner tube, outer tube, positioning sleeve and
Multiple elastic tapes；The outer tube side is equally spaced several slurry outlets from the bottom to top；Said inner tube is embedded in the outer tube
And inner tube side is equally spaced several injected holes from the bottom to top, the injected hole of inner and outer tubes corresponding position and slurry outlet
Size is identical；The elastic tape is set on the outer tube and is sealed on the slurry outlet, and pulp is corresponded in the elastic tape
Hole site offers aperture；The positioning sleeve setting can move up and down on inner pipe along inner tube, change slip casting by promoting inner tube
The overlapping area of hole and slurry outlet adjusts grouting pressure in turn, and positioning sleeve is fastened on the gap location of inner and outer tubes to realize
The positioning of inner tube.
In the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention, the positioning sleeve lower end is sector, positioning
Sector portion is dug upwards when set is moved to the gap location of inner and outer tubes is stuck in the gap location of inner and outer tubes to fix inner tube.
In the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention, the length of said inner tube is more than the length of outer tube
Degree.
In the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention, said inner tube and outer tube are all made of PVC materials
Material is made.
In the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention, said inner tube outer wall is equipped with graduation mark, and
The setting direction of graduation mark is opposite with injected hole direction.
In the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention, upper end of inner tube is equipped with direction of rotation, inner tube
The injected hole of inner tube and the slurry outlet of outer tube are corresponding after half rotation.
The present invention also provides a kind of grouting methods of the direction and location grouting sleeve valve pipe of pressure adjustable section, including following step
Suddenly：
Step 1：Mud off vertical drilling is carried out on foundation soil；
Step 2：The sleeve shell material configured is pumped to the bottom hole of the drilling rod by drilling rod, then from top to bottom to described
Sleeve shell material is irrigated；
Step 3：After the sleeve shell material perfusion, the mini-valve tube is vertically pressed into the drilling, and make the sleeve
Valve pipe is located at the center of the drilling；
Step 4：The inner tube for rotating mini-valve tube, keeps the graduation mark of inner tube consistent with the slurry outlet direction of outer tube；
Step 5：Inner tube is promoted to the soil depth for specifying slip casting, meanwhile, change the injected hole of inner tube and the pulp of outer tube
The overlapping area in hole, to meet the grouting pressure requirement under the conditions of current geology.Then, by positioning sleeve from the tube head of inner tube to
Lower movement, makes sector portion card be set in the gap of inner and outer tubes to fix inner tube.
Step 6：The slip casting core pipe that the double plugs of band are put into the mini-valve tube carries out slip casting.
The direction and location grouting sleeve valve pipe and grouting method of a kind of pressure adjustable section of the present invention, mini-valve tube is using inside and outside double
Pipe, can effectively reinforce the bend resistance ability of mini-valve tube；By being promoted inner tube at the soil depth position of required slip casting,
A successive step inner and outer pipes grout outlet overlapping area of going forward side by side is carried out specific to realize to designated position soil layer using different pressures
The purpose of direction slip casting can meet the grouting and reinforcing to bad ground well.The grouting method of the present invention is easy to operate, practical
Property is strong.Reduce the unnecessary pollution to geological environment.
Description of the drawings
Fig. 1 is the stereogram of the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention；
Fig. 2 is the front view of the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention；
Fig. 3 is the stereogram of the inner tube of the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention；
Fig. 4 is the stereogram of the outer tube of the direction and location grouting sleeve valve pipe of the pressure adjustable section of the present invention.
Specific implementation mode
As shown in Figures 1 to 4, the direction and location grouting sleeve valve pipe of a kind of pressure adjustable section of the invention, including：Inner tube 1,
Outer tube 2, positioning sleeve 3 and multiple elastic tapes 4.2 side of the outer tube is equally spaced several slurry outlets 21 from the bottom to top；It is described
Inner tube 1 is embedded in the outer tube 2 and inner tube side is equally spaced several injected holes 11 from the bottom to top.Inner tube 1 and outer tube 2 are right
Answer the injected hole 11 of position identical with the size of slurry outlet 21, the elastic tape 4 is set on the outer tube 2 and is sealed on described
On slurry outlet 21, corresponds to 21 position of slurry outlet in the elastic tape 4 and offer aperture.Injected hole can be changed by promoting inner tube 1
11 and slurry outlet 21 overlapping area so that adjust grouting pressure, the setting of the positioning sleeve 3 can be along about 1 inner tube in inner tube 1
It is mobile, arrive specified slip casting height and position by promoting inner tube 1, and by positioning sleeve 3 be fastened on the gap location of inner tube 1 and outer tube 2 with
Realize the positioning of inner tube 1.
Inner tube 1 is rotated and be can move up and down in outer tube 2, in non-operation, the injected hole 11 of inner tube 1 and outer tube 2
Slurry outlet 21 is not overlapped, and slurries cannot spray.Before slip casting, inner tube 1 can be moved to certain height, and adjust inner and outer pipes pulp
Mouth overlapping area, inner tube 1 is fixed with positioning sleeve 3, and inner tube can not only be realized and be noted to specific position soil layer during promotion
Slurry, can also be achieved the purpose that different pressures slip casting is used to it.
3 lower end of positioning sleeve is sector, and sector portion is dug upwards when positioning sleeve 3 is moved to the gap location of inner tube 1 and outer tube 2
The gap location between two pipes is stuck in fix inner tube 1.Inner tube 1 and outer tube 2 are all made of PVC material and are made.The length of inner tube 1 is more than outer
The length of pipe 2 is constructed convenient for operator.It is equipped with graduation mark 12, and the setting direction of graduation mark 12 and slip casting in the outer wall of inner tube 1
It 11 direction of hole, can be according to need in operation process on the contrary, when it is implemented, being spaced 0.1m in inner tube 1 is arranged a graduation mark 12
The depth location for reinforcing soil layer promotes inner tube to specified altitude assignment according to scale.Equally, according to soil properties, according to scale
Inner and outer pipes grout outlet overlapping area is adjusted, to adjust grouting pressure.1 upper end of inner tube is equipped with direction of rotation, after 1 half rotation of inner tube
The injected hole 11 of inner tube 1 is corresponding with the slurry outlet 21 of outer tube 2.
A kind of grouting method of the direction and location grouting sleeve valve pipe of pressure adjustable section of the present invention, includes the following steps：
Step 1：Mud off vertical drilling is carried out on foundation soil；
Step 2：The sleeve shell material configured is pumped to the bottom hole of the drilling rod by drilling rod, then from top to bottom to described
Sleeve shell material is irrigated；
Step 3：After the sleeve shell material perfusion, the mini-valve tube is vertically pressed into the drilling, and make the sleeve
Valve pipe is located at the center of the drilling；
Step 4：The inner tube for rotating mini-valve tube, keeps the graduation mark of inner tube consistent with the slurry outlet direction of outer tube；
Step 5：Inner tube is promoted to the soil depth for specifying slip casting, meanwhile, change the injected hole of inner tube and the pulp of outer tube
The overlapping area in hole, to meet the grouting pressure requirement under the conditions of current geology.Then, by positioning sleeve from the tube head of inner tube to
Lower movement, makes sector portion card be set in the gap of inner and outer tubes to fix inner tube.
Step 6：The slip casting core pipe that the double plugs of band are put into the mini-valve tube carries out slip casting.
The foregoing is merely presently preferred embodiments of the present invention, the thought being not intended to limit the invention, all the present invention's
Within spirit and principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of direction and location grouting sleeve valve pipe of pressure adjustable section, which is characterized in that including：Inner tube, outer tube, positioning sleeve and more
A elastic tape；The outer tube side is equally spaced several slurry outlets from the bottom to top；Said inner tube be embedded in the outer tube and
Inner tube side is equally spaced several injected holes from the bottom to top, the injected hole of inner and outer tubes corresponding position and slurry outlet it is big
It is small identical；The elastic tape is set on the outer tube and is sealed on the slurry outlet, and slurry outlet is corresponded in the elastic tape
Position offers aperture；Positioning sleeve setting can move up and down on inner pipe along inner tube, can pass through when moving up and down inner tube by
Positioning sleeve is fastened on the gap location of inner and outer tubes to realize the positioning of inner tube.
2. the direction and location grouting sleeve valve pipe of pressure adjustable section as described in claim 1, which is characterized in that under the positioning sleeve
End is sector, and sector portion digs the gap for being stuck in inner and outer tubes upwards when positioning sleeve is moved to the gap location of inner and outer tubes
Sentence fixed inner tube.
3. the direction and location grouting sleeve valve pipe of pressure adjustable section as described in claim 1, which is characterized in that the length of said inner tube
Length of the degree more than outer tube.
4. the direction and location grouting sleeve valve pipe of pressure adjustable section as described in claim 1, which is characterized in that said inner tube and outer
Pipe is all made of PVC material and is made.
5. the direction and location grouting sleeve valve pipe of pressure adjustable section as described in claim 1, which is characterized in that said inner tube outer wall
Equipped with graduation mark, and the setting direction of graduation mark is opposite with injected hole direction.
6. the direction and location grouting sleeve valve pipe of pressure adjustable section as described in claim 1, which is characterized in that upper end of inner tube is equipped with
Direction of rotation, the injected hole of inner tube is corresponding with the slurry outlet of outer tube after inner tube half rotation.
7. a kind of grouting method of the direction and location grouting sleeve valve pipe of pressure adjustable section, which is characterized in that include the following steps：
Step 1：Mud off vertical drilling is carried out on foundation soil；
Step 2：The sleeve shell material configured is pumped to the bottom hole of the drilling rod by drilling rod, then from top to bottom to the sheath body
Material is irrigated；
Step 3：After the sleeve shell material perfusion, the mini-valve tube is vertically pressed into the drilling, and make the mini-valve tube
Positioned at the center of the drilling；
Step 4：The inner tube for rotating mini-valve tube, keeps the graduation mark of inner tube consistent with the slurry outlet direction of outer tube；
Step 5：Inner tube is promoted to the soil depth for specifying slip casting, meanwhile, change the injected hole of inner tube and the slurry outlet of outer tube
Overlapping area, to meet the grouting pressure requirement under the conditions of current geology.Then, by positioning sleeve from the tube head of inner tube to moving down
It is dynamic, so that sector portion card is set in the gap of inner and outer tubes to fix inner tube.
Step 6：The slip casting core pipe that the double plugs of band are put into the mini-valve tube carries out slip casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216995.3A CN108589731A (en) | 2018-03-16 | 2018-03-16 | A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216995.3A CN108589731A (en) | 2018-03-16 | 2018-03-16 | A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108589731A true CN108589731A (en) | 2018-09-28 |
Family
ID=63626495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810216995.3A Pending CN108589731A (en) | 2018-03-16 | 2018-03-16 | A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108589731A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630155A (en) * | 2019-01-24 | 2019-04-16 | 宁波用躬科技有限公司 | A kind of top-bottom cross method for tunnel construction of different section type |
| CN112253135A (en) * | 2020-10-19 | 2021-01-22 | 中铁六局集团有限公司 | Construction method for grouting reinforcement of tunnel base |
| CN114657995A (en) * | 2022-04-06 | 2022-06-24 | 庄晓瑞 | Seepage-proofing reinforcing grouting device for dam foundation of hydraulic engineering dam and reinforcing method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132301A (en) * | 2004-10-06 | 2006-05-25 | Kyokado Eng Co Ltd | Ground injector |
| CN203145020U (en) * | 2013-03-22 | 2013-08-21 | 上海市城市建设设计研究总院 | Secant pile oriented grouting structure |
| CN204112308U (en) * | 2014-09-24 | 2015-01-21 | 中建一局集团建设发展有限公司 | A kind of simple and easy sleeve valve grouting device based on bowlder stone, Thief zone coefficient stratum |
| CN204570682U (en) * | 2015-02-06 | 2015-08-19 | 国家电网公司 | A kind of filling pile construction casing of the rotary digging drilling hole that is drawn out easily |
| CN105926624A (en) * | 2016-04-25 | 2016-09-07 | 白求力 | Non-return type collecting hole grouting device and construction method thereof |
| CN205777535U (en) * | 2016-05-17 | 2016-12-07 | 中国水利水电第五工程局有限公司 | A kind of Grouting Pipe |
-
2018
- 2018-03-16 CN CN201810216995.3A patent/CN108589731A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006132301A (en) * | 2004-10-06 | 2006-05-25 | Kyokado Eng Co Ltd | Ground injector |
| CN203145020U (en) * | 2013-03-22 | 2013-08-21 | 上海市城市建设设计研究总院 | Secant pile oriented grouting structure |
| CN204112308U (en) * | 2014-09-24 | 2015-01-21 | 中建一局集团建设发展有限公司 | A kind of simple and easy sleeve valve grouting device based on bowlder stone, Thief zone coefficient stratum |
| CN204570682U (en) * | 2015-02-06 | 2015-08-19 | 国家电网公司 | A kind of filling pile construction casing of the rotary digging drilling hole that is drawn out easily |
| CN105926624A (en) * | 2016-04-25 | 2016-09-07 | 白求力 | Non-return type collecting hole grouting device and construction method thereof |
| CN205777535U (en) * | 2016-05-17 | 2016-12-07 | 中国水利水电第五工程局有限公司 | A kind of Grouting Pipe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630155A (en) * | 2019-01-24 | 2019-04-16 | 宁波用躬科技有限公司 | A kind of top-bottom cross method for tunnel construction of different section type |
| CN112253135A (en) * | 2020-10-19 | 2021-01-22 | 中铁六局集团有限公司 | Construction method for grouting reinforcement of tunnel base |
| CN114657995A (en) * | 2022-04-06 | 2022-06-24 | 庄晓瑞 | Seepage-proofing reinforcing grouting device for dam foundation of hydraulic engineering dam and reinforcing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207974114U (en) | A kind of direction and location grouting sleeve valve pipe of pressure adjustable section | |
| CN205172598U (en) | Pipe curtain spouts a supporting construction soon | |
| CN105200978B (en) | A kind of protrusive localization two-liquid grouting device and construction method | |
| CN106320354B (en) | The Seepage method on solution cavity development stratum under coating | |
| CN108589731A (en) | A kind of the direction and location grouting sleeve valve pipe and grouting method of pressure adjustable section | |
| CN108252719B (en) | Plastic flow modeling shape red clay layer construction method is worn under a kind of urban shallow tunnel | |
| CN109630155A (en) | A kind of top-bottom cross method for tunnel construction of different section type | |
| CN108411920A (en) | A kind of the multiple spot bellows grouting device and its method of control soil deformation | |
| CN109322699A (en) | Pollution isolation blocking technology under a kind of mine | |
| CN103696416B (en) | A kind of method for processing foundation | |
| CN107313745A (en) | A kind of cementing method for crossing the intensive grouting and reinforcing coal bed gas well of many nodes in goaf | |
| CN105041264A (en) | Method for repeated hole sealing on gas extraction drilling hole by rotary jet grouting and solidifying | |
| CN105909265A (en) | Heaving-prevention retrusive deep-hole grouting system and method for passing through existing shield tunnel | |
| CN207974113U (en) | A kind of orientation given layer grouting sleeve valve pipe | |
| CN107013225B (en) | The anti-collapse tunneling shield method of whirl spraying water shutoff | |
| CN105926589B (en) | It is adapted to the steel-pipe pile and its grouting method of coral reef geology | |
| CN107653872A (en) | The rigid joint of ultra-deep ground-connecting-wall integrates water-stopping system and its construction method | |
| CN105369800B (en) | One-time forming construction method for inserting steel pipe column into cast-in-situ bored pile in pilot tunnel | |
| CN106436776A (en) | Method for applying horizontal directional drilling to refuse landfill leachate drainage | |
| CN109681214A (en) | A kind of construction method of Full-face pouring strengthening stratum | |
| CN108755694B (en) | Slurry stopper and full-hole grouting method for multiple karst caves | |
| CN108755693B (en) | Grouting device and in-hole sectional grouting method for multiple karst caves | |
| CN208346822U (en) | grouting device | |
| CN108221952A (en) | A kind of pressure-adjustable orientation grouting sleeve valve pipe and grouting method | |
| CN108221953A (en) | A kind of pressure-adjustable orientation given layer fracture grouting mini-valve tube and grouting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |