CN103397887B - A kind of shield machine add mud, foaming system - Google Patents
A kind of shield machine add mud, foaming system Download PDFInfo
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- CN103397887B CN103397887B CN201310361694.7A CN201310361694A CN103397887B CN 103397887 B CN103397887 B CN 103397887B CN 201310361694 A CN201310361694 A CN 201310361694A CN 103397887 B CN103397887 B CN 103397887B
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Abstract
What the present invention relates to a kind of shield machine adds mud, foaming system, it is for delivering in the ascending pipe be connected on cutterhead send into inlet from ascending pipe again by mud, foam, it comprises and adds mud portion and add foam portion, the present invention first fully mixes mixed liquor before mixed liquor enters foam-making apparatus group, make it mix, make the foam size that produces in foam-making apparatus even, aerated fluid stable performance, effectively can reduce the wearing and tearing of hobboing cutter, extend the application life of shield machine.
Description
Technical field
The present invention relates to shield machine, particularly a kind of shield machine add mud, foaming system.
Background technology
Shield machine, entirely be named as shielding tunnel excavator, a kind of special engineering machinery of tunnel piercing, modern shield excavation machine integrates light, mechanical, electrical, liquid, sensing, information technology, there is excavation cut the soil body, conveying soil quarrel, assembled tunnel lining, measure the functions such as guiding correction, relate to geology, building, machinery, mechanics, hydraulic pressure, electrically, control, the multi-door subject technology such as measurement, and manufacturing and designing of " cutting the garment according to the figure " formula to be carried out according to different geology, reliability requirement is high.Shield excavation machine has been widely used in the construction of tunnel such as subway, railway, highway, municipal administration, water power.
Along with the development of China's urban construction, the underground construction such as Underground Rail Transit, cross-river tunnel increases day by day, and the shield driving distance in tunnel is also more and more longer.Existing shield machine add mud, foaming system, as application number: the foam pipeline system of 200920289559.5 disclosure of the invention, it lacks stoste and the well-mixed device of water, cause foam diameter uncontrollable, can not produce size evenly, the aerated fluid of stable performance, the wearing and tearing of hobboing cutter can be caused, affect the application life of shield machine, and air supply is perfect not with control device, easily cause air flow resistance large, energy consumption is high, and mixed liquor likely enters air pipe line, causes the damage of air compressor machine.
Summary of the invention
What the object of this invention is to provide the shield machine that a kind of foam size is even, security performance is high adds mud, foaming system.
For achieving the above object, the technical solution used in the present invention is: a kind of shield machine add mud, foaming system, it is for by mud, foam is delivered in the ascending pipe be connected on cutterhead and is sent into inlet from ascending pipe again, it comprises and adds mud portion and add foam portion, the described mud portion that adds comprises and adds mud agitator tank, mud is sent into the mud input pipe adding mud agitator tank, mud injection pump group is added for what mud is delivered to inlet, the described foam portion that adds comprises stoste case water and stoste tentatively mixed, for water and stoste are mixed to uniform foam storage tank further, mixed liquor in stoste casing is sent into the foam transfer pump of foam storage tank, foam-making apparatus group, mixed liquor in described foam storage tank is sent into the foam injection group of foam-making apparatus group, air is sent into the air compressor of foam-making apparatus group, the described output of foam-making apparatus group is connected with the input of ascending pipe and arranges.
Optimize, mud agitator tank comprises tank body in described adding, multiple stage is installed in described tank body for the agitator that prevents mud from solidifying and the liquid level sensor preventing mud in tank body too much.
Optimize, described add mud injection pump group comprise multiple stage respectively with add that mud agitator tank is connected add mud injection pump, be arranged on every platform and add electromagnetic flowmeter, pressure measuring switch, pressure sensor and flap valve between mud injection pump and ascending pipe.
Optimize, be connected with water inlet pipe in described stoste case, it comprising stoste casing, being installed on stoste casing for tentatively mixing the foam mixer of stoste and water.
Foam electromagnetic flowmeter, pressure measuring switch and flap valve on the tube connector optimize, described foam injection group comprises multiple stage foam injection pump, being arranged between every platform foam injection pump and foam-making apparatus group.
Further, described foam-making apparatus group comprises the foam maker identical with foam injection pump number of units, is arranged on the foam pressure sensor between every platform foam maker and ascending pipe and flap valve.
Further, also be connected with air between described air compressor and foam-making apparatus group to flow control group, air flowing control group comprises the number air identical with foam injection pump number of units and flow Control Component, and each air flows, and Control Component comprises control valve, air flows instrument, air filter, calibrator, pressure sensor, hand-operated valve and non retern valve.
Because technique scheme is used, the present invention compared with prior art has following advantages: the present invention first fully mixes mixed liquor before mixed liquor enters foam-making apparatus group, make it mix, make the foam size that produces in foam-making apparatus even, aerated fluid stable performance, effectively can reduce the wearing and tearing of hobboing cutter, extend the application life of shield machine.
Accompanying drawing explanation
Fig. 1 topology view of the present invention;
Fig. 2 is the zoomed-in view A of accompanying drawing 1;
Fig. 3 is the zoomed-in view B of accompanying drawing 1;
Fig. 4 is the zoomed-in view C of accompanying drawing 1;
In above accompanying drawing: 3, water inlet pipe; 4, pneumatic operated valve; 6, valve; 11, mud input pipe; 12, mud agitator tank is added; 13, mud injection pump group is added; 21, stoste case; 23, foam holding vessel; 24, foam transfer pump; 26, foam-making apparatus group; 27, foam injection group; 28, air compressor; 29, air flowing control group; 31, water intaking valve; 111, valve; 121, tank body; 122, agitator; 123, liquid level sensor; 131, mud injection pump is added; 132, pressure measuring switch; 133, electromagnetic flowmeter; 134, pressure sensor; 135, flap valve; 211, stoste casing; 212, foam mixer; 241, flap valve; 261, foam maker; 262, foam pressure sensor; 263, flap valve; 271, foam injection pump; 272, foam electromagnetic flowmeter; 273, pressure measuring switch; 274, flap valve; 291, air flowing Control Component.
Detailed description of the invention
Below in conjunction with embodiment shown in the drawings, the invention will be further described.
This shield machine add mud, foaming system, it for mud, foam are delivered in the ascending pipe 9 be connected on cutterhead and sent into inlet from ascending pipe 9, and adds mud, foaming system is upstream, and inlet is downstream.As shown in Figure 1, it comprises and adds mud portion and add foam portion.
Add mud portion comprise add mud agitator tank 12, mud is sent into add mud agitator tank 12 mud input pipe 11, be used for mud to deliver to inlet add mud injection pump group 13.Mud input pipe 11 is provided with valve 111.
Add mud agitator tank 12 to comprise tank body 121, three and to be installed in tank body 121 for the agitator 122 that prevents mud from solidifying and to prevent the liquid level sensor 123 that in tank body 121, mud is too much.Three agitators 122 are uniformly distributed in tank body 121, reach the stirring of maximum area; Liquid level sensor 123 is ultrasonic sensor, has two.
Add mud injection pump group 13 comprise two respectively with add that mud agitator tank 12 is connected add mud injection pump 131, two are added mud injection pump 131 and are connected by tube connector with ascending pipe 9 respectively, the tube connector that every root is above-mentioned is provided with electromagnetic flowmeter 133 successively by upstream to downstream, be arranged on every platform and add electromagnetic flowmeter 133 between mud injection pump 131 and ascending pipe 9, pressure measuring switch 132, valve 6, pressure sensor 134 and flap valve 135, the tube connector one being positioned at flap valve 135 downstream be divided into two arms respectively with two ascending pipes, another root is divided into three arms and is connected with three ascending pipes respectively, pneumatic operated valve 4 is all connected with so that Long-distance Control between every root arm and ascending pipe 9, two tube connectors being positioned at the upstream of two valves 6 are also connected by the 3rd valve 6.
Add foam portion comprise water and stoste are tentatively mixed stoste case 21, be used for water and stoste to be mixed to further uniform foam storage tank 23, the foam transfer pump 24 mixed liquor in stoste casing 211 being sent into foam storage tank 23, foam-making apparatus group 26, the mixed liquor in foam storage tank 23 sent into the foam injection group 27 of foam-making apparatus group 26, air sent into the air compressor 28 of foam-making apparatus group 26, the output of described foam-making apparatus group 26 is connected with the input of ascending pipe 9 and arranges.
Being connected with water inlet pipe 3 in stoste case 21, it comprises stoste casing 211, being installed on stoste casing 211 for tentatively mixing the foam mixer 212 of stoste and water, water inlet pipe 3 is also connected with water intaking valve 31.Tube connector between foam transfer pump 24 and foam storage tank 23 is also connected with and prevents in foam storage tank 23 mixed-liquor return to the flap valve 241 in stoste case 21.
Foam electromagnetic flowmeter 272, pressure measuring switch 273 and flap valve 274 on the tube connector that foam injection group 27 comprises four foam injection pumps 271 be connected with foam storage tank 23 respectively, be arranged between every platform foam injection pump 271 and foam-making apparatus group 26.
Foam-making apparatus group 26 comprises the foam maker 261 identical with foam injection pump 271 number of units, be arranged on the foam pressure sensor 262 between every platform foam maker 261 and ascending pipe 9 and flap valve 263, in tube connector after four flap valve 263 wherein one be divided into two arms to be connected with ascending pipe 9 respectively, other three arms are connected with other three ascending pipes 9 respectively, and above-mentioned every root arm is all connected with pneumatic operated valve 4.
Also be connected with air between air compressor 28 and foam-making apparatus group 26 to flow control group 29, air flowing control group 29 comprises the number air identical with foam injection pump 271 number of units and flow Control Component 291, and each air flows, and Control Component 291 comprises control valve, air flows instrument, air filter, calibrator, pressure sensor, hand-operated valve and non retern valve.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (6)
1. a shield machine add mud, foaming system, it is for by mud, foam is delivered in the ascending pipe (9) be connected on cutterhead and is sent into inlet from ascending pipe (9) again, it is characterized in that: it comprises and adds mud portion and add foam portion, the described mud portion that adds comprises and adds mud agitator tank (12), mud is sent into the mud input pipe (11) adding mud agitator tank (12), mud injection pump group (13) is added for what mud is delivered to inlet, the described foam portion that adds comprises the stoste case (21) water and stoste tentatively mixed, for water and stoste are mixed to uniform foam storage tank (23) further, mixed liquor in stoste casing (211) is sent into the foam transfer pump (24) of foam storage tank (23), foam-making apparatus group (26), mixed liquor in described foam storage tank (23) is sent into the foam injection group (27) of foam-making apparatus group (26), air is sent into the air compressor (28) of foam-making apparatus group (26), the output of described foam-making apparatus group (26) is connected with the input of ascending pipe (9) and arranges, described add mud injection pump group (13) comprise multiple stage respectively with add that mud agitator tank (12) is connected add mud injection pump (131), be arranged on every platform and add electromagnetic flowmeter (133) between mud injection pump (131) and ascending pipe (9), pressure measuring switch (132), pressure sensor (134) and flap valve (135), the tube connector one being positioned at flap valve (135) downstream be divided into two arms respectively with two ascending pipes, another root is divided into three arms and is connected with three ascending pipes respectively, pneumatic operated valve 4 is all connected with so that Long-distance Control between every root arm and ascending pipe (9), two tube connectors being positioned at the upstream of two valves (6) are also connected by the 3rd valve (6).
2. shield machine according to claim 1 add mud, foaming system, it is characterized in that: mud agitator tank (12) comprises tank body (121) in described adding, multiple stage is installed in described tank body (121) for the agitator (122) that prevents mud from solidifying and the liquid level sensor (123) preventing tank body (121) interior mud too much or very few.
3. shield machine according to claim 1 add mud, foaming system, it is characterized in that: be connected with water inlet pipe (3) in described stoste case (21), it comprising stoste casing (211), being installed on stoste casing (211) for tentatively mixing the foam mixer (212) of stoste and water.
4. shield machine according to claim 1 add mud, foaming system, it is characterized in that: described foam injection group (27) comprises multiple stage foam injection pump (271), be arranged between every platform foam injection pump (271) and foam-making apparatus group (26) tube connector on foam electromagnetic flowmeter (272), pressure measuring switch (273) and flap valve (274).
5. shield machine according to claim 4 add mud, foaming system, it is characterized in that: described foam-making apparatus group (26) comprises the foam maker (261) identical with foam injection pump (271) number of units, be arranged on the foam pressure sensor (262) between every platform foam maker (261) and ascending pipe (9) and flap valve (263).
6. shield machine according to claim 4 add mud, foaming system, it is characterized in that: be also connected with air between described air compressor (28) and foam-making apparatus group (26) and flow control group (29), air flowing control group (29) comprises the number air identical with foam injection pump (271) number of units and flow Control Component (291), and each air flows, and Control Component (291) comprises control valve, air flows instrument, air filter, calibrator, pressure sensor, hand-operated valve and non retern valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361694.7A CN103397887B (en) | 2013-08-19 | 2013-08-19 | A kind of shield machine add mud, foaming system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361694.7A CN103397887B (en) | 2013-08-19 | 2013-08-19 | A kind of shield machine add mud, foaming system |
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| Publication Number | Publication Date |
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| CN103397887A CN103397887A (en) | 2013-11-20 |
| CN103397887B true CN103397887B (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310361694.7A Active CN103397887B (en) | 2013-08-19 | 2013-08-19 | A kind of shield machine add mud, foaming system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234718A (en) * | 2014-09-20 | 2014-12-24 | 辽宁三三工业有限公司 | Water cooling system of shield tunneling machine |
| CN104931655B (en) * | 2015-06-15 | 2016-08-17 | 中铁十一局集团第五工程有限公司 | The foam of adjustable foam quality produces testing equipment |
| CN110146223B (en) * | 2019-05-31 | 2022-03-11 | 中交第二航务工程局有限公司 | Shield tunneling machine pressure sensor calibration device and method |
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| CN101812990A (en) * | 2010-03-05 | 2010-08-25 | 上海真砂隆福机械有限公司 | Slurry-adding foam system |
| CN101812989A (en) * | 2009-12-28 | 2010-08-25 | 宏润建设集团股份有限公司 | Foam generating device and foam generating method |
| CN201568057U (en) * | 2009-11-26 | 2010-09-01 | 上海建工（集团）总公司 | Foam generating device for shield |
| CN201568058U (en) * | 2009-12-25 | 2010-09-01 | 中铁十一局集团有限公司 | Improved foam pipeline system of shield machine |
| CN201687481U (en) * | 2010-05-25 | 2010-12-29 | 中铁轨道系统集团有限公司 | Foaming system for shield machine |
| CN102606164A (en) * | 2012-04-13 | 2012-07-25 | 大连华氏流体设备有限公司 | Foam injection system for shield machine and operating method of foam injection system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2039881A1 (en) * | 2007-09-18 | 2009-03-25 | Bouygues Travaux Publics | Process for determining additives used in tunnel boring machines and device |
| JP5627082B2 (en) * | 2010-06-29 | 2014-11-19 | 株式会社フジタ | Fluid transport method of excavated soil using foam suppressor in bubble shield method |
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2013
- 2013-08-19 CN CN201310361694.7A patent/CN103397887B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201568057U (en) * | 2009-11-26 | 2010-09-01 | 上海建工（集团）总公司 | Foam generating device for shield |
| CN201568058U (en) * | 2009-12-25 | 2010-09-01 | 中铁十一局集团有限公司 | Improved foam pipeline system of shield machine |
| CN101812989A (en) * | 2009-12-28 | 2010-08-25 | 宏润建设集团股份有限公司 | Foam generating device and foam generating method |
| CN101812990A (en) * | 2010-03-05 | 2010-08-25 | 上海真砂隆福机械有限公司 | Slurry-adding foam system |
| CN201687481U (en) * | 2010-05-25 | 2010-12-29 | 中铁轨道系统集团有限公司 | Foaming system for shield machine |
| CN102606164A (en) * | 2012-04-13 | 2012-07-25 | 大连华氏流体设备有限公司 | Foam injection system for shield machine and operating method of foam injection system |
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| CN103397887A (en) | 2013-11-20 |
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