CN104291775A - Ni Kexiao used for shield tunneling machine and construction method - Google Patents
Ni Kexiao used for shield tunneling machine and construction method Download PDFInfo
- Publication number
- CN104291775A CN104291775A CN201410428152.1A CN201410428152A CN104291775A CN 104291775 A CN104291775 A CN 104291775A CN 201410428152 A CN201410428152 A CN 201410428152A CN 104291775 A CN104291775 A CN 104291775A
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- China
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- gross weight
- accounts
- tunneling machine
- shield tunneling
- gram mud
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- 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
- 238000010276 construction Methods 0.000 title abstract description 3
- 230000005641 tunneling Effects 0.000 title abstract 7
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 29
- 230000000694 effects Effects 0.000 claims abstract description 23
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000243 solution Substances 0.000 claims abstract description 18
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011575 calcium Substances 0.000 claims abstract description 15
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 15
- 239000001913 cellulose Substances 0.000 claims abstract description 15
- 229920002678 cellulose Polymers 0.000 claims abstract description 15
- 239000002734 clay mineral Substances 0.000 claims abstract description 15
- 239000002689 soil Substances 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 235000019353 potassium silicate Nutrition 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 14
- 239000006185 dispersion Substances 0.000 claims description 14
- 238000003786 synthesis reaction Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000012407 engineering method Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 2
- 229960000892 attapulgite Drugs 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 229910052625 palygorskite Inorganic materials 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000008093 supporting effect Effects 0.000 abstract 2
- 239000000084 colloidal system Substances 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 231100000956 nontoxicity Toxicity 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 238000013461 design Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004500 asepsis Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention relates to a Ni Kexiao with characteristics of no toxicity and environmental protection used for casting machines on a shield tunneling machine or the shield tunneling machine with reconstructing equipment, and the invention also provides a construction method. The Ni Kexiao is a peripheral filling material used for tunnel engineering, and is composed of synthesized calcium-based clay mineral, a cellulose derivative agent, a colloid stabilizing agent and a dispersant. The Ni Kexiao has the advantages that 1)when dangerous condition such as settlement. cavity and spouting is generated at time that the shield tunneling machine is used for tunneling, the characteristics such as sealing up, filling and supporting of the material can instantly reach the remedy effect, the cost is not expensive, and the usage mode is simple and fast; and 2)other expensive equipment are not required, a high speed mixer on the shield tunneling machine can be conveniently used for mixing a solution, the solution and soluble glass can be injected through a pump, an injection valve group and an injection pipe to a filling hole over a soil chamber or peripheral inlets of the shield tunneling machine for mixing and injecting, so that the sealing up, filling and supporting effects can be effectively reached.
Description
Technical field
The present invention relates to one both asepsis environment-protectings, again and the grouting equipment that can be used on shield engine or shield engine gram mud effect and an engineering method of carrying out few modifications equipment, be mainly used in Tunnel Engineering periphery compaction material, belong to packing material and manufacture field.
Background technology
If meet with at present stratum settlement, cavity or be the poor environment of soft stratum, soil autorhymicity in Tunnel Engineering, in order to the smooth of engineering and safety, usually the means of ground improvement can be taked, as: ground uses the high-pressure grouting engineering methods such as CCP, JSG, CJG; Or inject the measures such as grout to shield head.Its weak point: the above-mentioned practice not only takes additionally a large amount of manpower and materials, but also likely because slurry injects and excessively waits error, and the wearing and tearing of the cutter caused, this is concerning construction party, and this can cause the duration and count very large burden in advance in.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design one both asepsis environment-protectings, again and the grouting equipment that can be used on shield engine or carry out shield engine gram mud effect and the engineering method of few modifications equipment.
Design: in order to realize above-mentioned purpose of design.The present invention adopts synthesis calcium base clay mineral, cellulose-derived agent, deflocculant and dispersion agent to form a gram mud effect, and generate solution after this gram of mud effect material and a certain proportion of water mix, to soil, fill up hole with biliquid formula grouting equipment injection solution and water glass (Sodium silicate) again, this material has remarkable effect in sealing, support, filling.Based on above-mentioned effect; many different usages can be derived; leading generation soil pressure during as started and anti-to gush; Stabilized Soil storehouse soil pressure, fuselage surrounding soil not easily coated, stance adjustment when prow sinks when shutting down in hole; ground disturbance and sealing etc. is reduced when going out to cheat, unexpected to avoid that work peace beyong contemplation occurs.
Technical scheme 1: a kind of shield engine gram mud effect is made up of synthesis calcium base clay mineral, cellulose-derived agent, deflocculant and dispersion agent, wherein: synthesis calcium base clay mineral accounts for 98% ~ 99% of gross weight, cellulose-derived agent accounts for 0.5% ~ 1.5% of gross weight, deflocculant accounts for 0.4% ~ 0.8% of gross weight, and dispersion agent accounts for 0.1% ~ 0.3% of gross weight.
Technical scheme 2: a kind of shield engine gram mud effect engineering method, it is characterized in that: add the application's gram mud weighed described in 1 in high-speed mixer and imitate with the water of 1 cubic metre to generate solution, again by variable frequency pump, under meter with the principle of solution than water glass 20 to 1, the water glass in simultaneous pumping solution and water glass bucket groove is injected into soil pores to reach effect after biliquid injection tube mixes.
The present invention is compared with background technology, if one is, when shield engine tunnels, sedimentation occurs, cavity, to gush etc. hazardous condition time, reaching that the characteristics such as the sealing of this material, filling and support can be instant is remedied, and too expensive expenditure can not be produced, use-pattern is simple and fast also; Two is the equipment that need not add other costlinesses in addition, the high-speed mixer on shield engine can be used easily to realize the mixing of this solution, and inject filling orifice or shield engine surrounding heading mouth above solution and water glass to native storehouse via pump, fillup valve group and injection tube and carry out mixing and injecting, effectively reach the effect of sealing, filling and support.
Accompanying drawing explanation
Fig. 1 is injection device route schematic diagram of the present invention, wherein 1. high-speed mixer, 2. variable frequency pump, 3. under meter, 4. water glass bucket groove, 5. biliquid injection tube in Fig. 1.
Fig. 2 is the present invention's filling orifice position view on earth formula shield engine, wherein 6. filling orifice, 7. heading hole above native storehouse in Fig. 2.
Fig. 3 is the present invention's filling orifice position view on slurry type shield machine, and wherein 1. 8. filling orifice below native storehouse in Fig. 3,9. adds slurry valve, 10. mud valve, (11) by-pass operation.
Embodiment
Embodiment 1: a kind of shield engine gram mud effect, be made up of synthesis calcium base clay mineral, cellulose-derived agent, deflocculant and dispersion agent, wherein: synthesis calcium base clay mineral accounts for 98% ~ 99% of gross weight, cellulose-derived agent accounts for 0.5% ~ 1.5% of gross weight, deflocculant accounts for 0.4% ~ 0.8% of gross weight, and dispersion agent accounts for 0.1% ~ 0.3% of gross weight.Described synthesis calcium base clay mineral refers to wilkinite and attapulgite.Described cellulose-derived agent refers to
carboxymethyl cellulose.Described dispersion agent refers to polyacrylamide.
Embodiment 1-1: on the basis of embodiment 1, synthesis calcium base clay mineral accounts for 98% of gross weight, and cellulose-derived agent accounts for 1.5% of gross weight, and deflocculant accounts for 0.4%% of gross weight, and dispersion agent accounts for 0.1% of gross weight.
Embodiment 1-2: on the basis of embodiment 1, synthesis calcium base clay mineral accounts for 99% of gross weight, and cellulose-derived agent accounts for 0.5% of gross weight, and deflocculant accounts for 0.4% ~ 0.8% of gross weight, and dispersion agent accounts for 0.1% of gross weight.
Embodiment 1-3: on the basis of embodiment 1, synthesis calcium base clay mineral accounts for 98% of gross weight, and cellulose-derived agent accounts for 0.9% of gross weight, and deflocculant accounts for 0.8% of gross weight, and dispersion agent accounts for 0.3% of gross weight.
Embodiment 1-4: on the basis of embodiment 1, synthesis calcium base clay mineral accounts for 98.2% of gross weight, and cellulose-derived agent accounts for 1.0% of gross weight, and deflocculant accounts for 0.6 % of gross weight, and dispersion agent accounts for 0.2% of gross weight.
Embodiment 1-5: on the basis of embodiment 1, synthesis calcium base clay mineral accounts for 98.5% of gross weight, and cellulose-derived agent accounts for 0.85% of gross weight, and deflocculant accounts for 0.50% of gross weight, and dispersion agent accounts for 0.15% of gross weight.
Embodiment 2: on the basis of embodiment 1, a kind of shield engine gram mud effect engineering method, add the application's gram mud weighed described in 1 in high-speed mixer to imitate with the water of 1 cubic metre to generate solution, again by variable frequency pump, under meter with the principle of solution than water glass 20 to 1, the water glass in simultaneous pumping solution and water glass bucket groove is injected into soil pores to reach effect after biliquid injection tube mixes.The application's gram mud weighed described in 1 imitates material after mixing with water glass, and can become a kind of fat clay with sealing, support, filling performance, viscosity is approximately 300dPas.
In FIG, the present invention and a certain proportion of water is added to generate solution in 1 high-speed mixer, again by 2 variable frequency pumps, 3 under meters are with the principle of solution than water glass 20 to 1, and water glass to the 5 biliquid injection tube in simultaneous pumping solution and 4 water glass bucket grooves carries out mixing and be injected into soil pores to reach effect.
Below by under different demands, different injection phases is had to be respectively described below:
1, front gush, cavity time: by above 6 native storehouses in Fig. 2 filling orifice inject.Necessary filling completely, now should rotate cutting blade dish to stir native sand, and after soil pressure is stablized or stopped water burst, row tunnels again.
When causing sedimentation during 2, fuselage passes through: injected by 7 heading holes in Fig. 2.Just can suppress after complete filling to sink, reinject injecting paste material afterwards.
Soil pressure is stablized: earth formula (Fig. 2) and mud water type (Fig. 3) explanation can be divided into when 3, shutting down
(1) earth formula: injected by filling orifice above 6 native storehouses in Fig. 2.Observe soil pressure data while carry out casting by screw machine, now should rotate cutting blade dish to stir native sand.
(2) mud water type: injected by filling orifice below 8 native storehouses in Fig. 3.First open 9 and add slurry valve, 11 by-pass operations close 10 mud valves, after confirming digging face stable water pressure, inject the present invention by filling orifice below 8 native storehouses.
When 4, shutting down, prow sinks: in Fig. 2,7 heading hole (below) places are injected.Inject while use screw block slowly to adjust prow get back to original position.
5, start: injected by filling orifice above 6 native storehouses in Fig. 2.Fill up minute surface frame and Tu Cang to produce after leading soil pressure row driving again, by the high-strength injection pulp material that reinjects after minute surface frame.
6, hole is gone out: injected by 7 heading holes in Fig. 2.Before arriving ground improvement district, fuselage surrounding continues to inject the present invention can improve sealing to reduce the chance of gushing to going out hole.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any do not exceed mentality of designing of the present invention combination, increase or amendment, all fall within the scope of protection of the present invention.
Claims (6)
1. a shield engine gram mud effect, it is characterized in that being made up of synthesis calcium base clay mineral, cellulose-derived agent, deflocculant and dispersion agent, wherein: synthesis calcium base clay mineral accounts for 98% ~ 99% of gross weight, cellulose-derived agent accounts for 0.5% ~ 1.5% of gross weight, deflocculant accounts for 0.4% ~ 0.8% of gross weight, and dispersion agent accounts for 0.1% ~ 0.3% of gross weight.
2. a shield engine according to claim 1 gram mud effect, is characterized in that: described synthesis calcium base clay mineral refers to wilkinite and attapulgite.
3. a shield engine according to claim 1 gram mud effect, is characterized in that: described cellulose-derived agent refers to carboxymethyl cellulose.
4. a shield engine according to claim 1 gram mud effect, is characterized in that: described dispersion agent refers to polyacrylamide.
5. a shield engine gram mud effect engineering method, it is characterized in that: add the application's gram mud weighed described in 1 in high-speed mixer and imitate with the water of 1 cubic metre to generate solution, again by variable frequency pump, under meter with the principle of solution than water glass 20 to 1, the water glass in simultaneous pumping solution and water glass bucket groove is injected into soil pores to reach effect after biliquid injection tube mixes.
6. a shield engine according to claim 5 gram mud effect engineering method, it is characterized in that: this application gram mud weighed described in 1 imitates material after mixing with water glass, can become a kind of fat clay with sealing, support, filling performance, viscosity is approximately 300dPas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428152.1A CN104291775B (en) | 2014-08-28 | 2014-08-28 | Ni Kexiao used for shield tunneling machine and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428152.1A CN104291775B (en) | 2014-08-28 | 2014-08-28 | Ni Kexiao used for shield tunneling machine and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104291775A true CN104291775A (en) | 2015-01-21 |
| CN104291775B CN104291775B (en) | 2017-01-25 |
Family
ID=52311768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410428152.1A Ceased CN104291775B (en) | 2014-08-28 | 2014-08-28 | Ni Kexiao used for shield tunneling machine and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104291775B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106007639A (en) * | 2016-05-19 | 2016-10-12 | 佛山市泰迪斯材料有限公司 | Preparation method of high-viscosity thixotropic slurry |
| CN106593451A (en) * | 2016-12-22 | 2017-04-26 | 上海三瑞高分子材料股份有限公司 | Clay shock material for controlling settlement of shield-tunneled soil body |
| CN107459324A (en) * | 2017-08-11 | 2017-12-12 | 山东大学 | A kind of shield anti-stratum settlement housing packing material and preparation method thereof |
| CN108101493A (en) * | 2018-01-11 | 2018-06-01 | 东莞市明洁隧道建设材料有限公司 | It is used and firm mud with the highly viscous shield of high-consistency |
| CN110157446A (en) * | 2019-05-13 | 2019-08-23 | 中铁第五勘察设计院集团有限公司 | A kind of dispersing agent and preparation method thereof for improveing clay |
| CN111706341A (en) * | 2020-06-30 | 2020-09-25 | 郑州地铁集团有限公司 | Construction method for soil pressure balance shield to penetrate large-diameter sewage main pipe downwards |
| CN113153321A (en) * | 2021-03-30 | 2021-07-23 | 中建八局轨道交通建设有限公司 | Muck improvement system for shield construction and construction method thereof |
| CN114477946A (en) * | 2022-04-19 | 2022-05-13 | 天津大学 | Filling and sinking control material for shield construction |
| CN117720311A (en) * | 2024-02-07 | 2024-03-19 | 中国矿业大学(北京) | Shield excavation gap advanced grouting material, full-gap space-time synchronous grouting system and method |
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| JPS5479908A (en) * | 1977-12-07 | 1979-06-26 | Dai Ichi Kogyo Seiyaku Co Ltd | Composition of backkfilling material for method of construction of shield propulsion |
| CN101260303A (en) * | 2008-04-16 | 2008-09-10 | 上海市第二市政工程有限公司 | Macromolecular mud and configuration system thereof |
| CN102249642A (en) * | 2011-05-04 | 2011-11-23 | 湖南宏禹水利水电岩土工程有限公司 | Thixotropic pasty grout containing clay slurry and preparation method thereof |
| CN102603220A (en) * | 2012-04-01 | 2012-07-25 | 昌吉市先导工程材料有限责任公司 | Preparation of polymer composite gelling agent for grouting and application method thereof |
| CN102757199A (en) * | 2012-07-10 | 2012-10-31 | 捷高科技（苏州）有限公司 | Polymer and bentonite drilling mud |
-
2014
- 2014-08-28 CN CN201410428152.1A patent/CN104291775B/en not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5479908A (en) * | 1977-12-07 | 1979-06-26 | Dai Ichi Kogyo Seiyaku Co Ltd | Composition of backkfilling material for method of construction of shield propulsion |
| CN101260303A (en) * | 2008-04-16 | 2008-09-10 | 上海市第二市政工程有限公司 | Macromolecular mud and configuration system thereof |
| CN102249642A (en) * | 2011-05-04 | 2011-11-23 | 湖南宏禹水利水电岩土工程有限公司 | Thixotropic pasty grout containing clay slurry and preparation method thereof |
| CN102603220A (en) * | 2012-04-01 | 2012-07-25 | 昌吉市先导工程材料有限责任公司 | Preparation of polymer composite gelling agent for grouting and application method thereof |
| CN102757199A (en) * | 2012-07-10 | 2012-10-31 | 捷高科技（苏州）有限公司 | Polymer and bentonite drilling mud |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106007639A (en) * | 2016-05-19 | 2016-10-12 | 佛山市泰迪斯材料有限公司 | Preparation method of high-viscosity thixotropic slurry |
| CN106593451A (en) * | 2016-12-22 | 2017-04-26 | 上海三瑞高分子材料股份有限公司 | Clay shock material for controlling settlement of shield-tunneled soil body |
| CN107459324A (en) * | 2017-08-11 | 2017-12-12 | 山东大学 | A kind of shield anti-stratum settlement housing packing material and preparation method thereof |
| CN107459324B (en) * | 2017-08-11 | 2019-09-24 | 山东大学 | A kind of shield anti-stratum settlement shell packing material and preparation method thereof |
| CN108101493A (en) * | 2018-01-11 | 2018-06-01 | 东莞市明洁隧道建设材料有限公司 | It is used and firm mud with the highly viscous shield of high-consistency |
| CN110157446A (en) * | 2019-05-13 | 2019-08-23 | 中铁第五勘察设计院集团有限公司 | A kind of dispersing agent and preparation method thereof for improveing clay |
| CN111706341A (en) * | 2020-06-30 | 2020-09-25 | 郑州地铁集团有限公司 | Construction method for soil pressure balance shield to penetrate large-diameter sewage main pipe downwards |
| CN113153321A (en) * | 2021-03-30 | 2021-07-23 | 中建八局轨道交通建设有限公司 | Muck improvement system for shield construction and construction method thereof |
| CN113153321B (en) * | 2021-03-30 | 2023-03-14 | 中建八局轨道交通建设有限公司 | Muck improvement system for shield construction and construction method thereof |
| CN114477946A (en) * | 2022-04-19 | 2022-05-13 | 天津大学 | Filling and sinking control material for shield construction |
| CN114477946B (en) * | 2022-04-19 | 2022-09-09 | 天津大学 | Filling and sinking control material for shield construction |
| CN117720311A (en) * | 2024-02-07 | 2024-03-19 | 中国矿业大学(北京) | Shield excavation gap advanced grouting material, full-gap space-time synchronous grouting system and method |
| CN117720311B (en) * | 2024-02-07 | 2024-04-12 | 中国矿业大学(北京) | Shield excavation gap advanced grouting material, full-gap space-time synchronous grouting system and method |
Also Published As
| Publication number | Publication date |
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| CN104291775B (en) | 2017-01-25 |
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