CN202017516U - Fireproof extinguishing foam generator for mining - Google Patents
Fireproof extinguishing foam generator for mining Download PDFInfo
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- CN202017516U CN202017516U CN2011200760976U CN201120076097U CN202017516U CN 202017516 U CN202017516 U CN 202017516U CN 2011200760976 U CN2011200760976 U CN 2011200760976U CN 201120076097 U CN201120076097 U CN 201120076097U CN 202017516 U CN202017516 U CN 202017516U
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- blender
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- foam
- lengthy motion
- producing machine
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Abstract
A fireproof extinguishing foam generator for mining comprises a feeding pipe, a mixer, a foam generator cylinder, a gas inlet pipe, a Venturi tube, a current collector, a fixing rod and an impeller. The mixer is connected with an outlet end of the feeding pipe, the foam generator cylinder is connected with an outlet end of the mixer, the gas inlet pipe is arranged on the front cylinder wall of the foam generator cylinder, the Venturi tube is arranged at an inlet end inside the foam generator cylinder, a gas inlet hole is arranged on the rear tubular wall of the Venturi tube, the current collector is arranged at an outlet end of the Venturi tube in the foam generator cylinder, the fixing rod is arranged in the rear of the current collector in the foam generator cylinder, the current collector is mounted at the front end of the fixing rod, and the impeller is arranged in the rear of the middle of the fixing rod. A mixer central shaft is axially arranged in the mixer, and mixing blades are arranged on the mixer central shaft. By means of the mixing blades arranged in the mixer, serosity can be uniformly mixed, and pipes are not easy to be blocked by materials. The fireproof extinguishing foam generator for mining is reliable in use, capable of effectively extinguish fire, compact and reasonable in structure, convenient in maintenance and suitable for rapid fire extinguishing in a coal mine and efficient prevention of coal spontaneous combustion.
Description
Technical field
The utility model relates to a kind of foam maker, particularly a kind of anti-fire foam-producing machine that is used for putting out fast and preventing and treating Conflagration Caused by Coal Self-ignition under coal mine.
Background technology
Spontaneous combustionof coal is one of main natural calamity of China's mine, in China state-owned emphasis colliery, the fire that Conflagration Caused by Coal Self-ignition causes accounts for 90% of mine fire sum, provinces such as the Xinjiang of China, Ningxia, the Inner Mongol also exist large-area coalfield fire, annual scaling loss coal amount reaches 1000～1,360 ten thousand tons, and economic loss is above 20,000,000,000 yuan.Spontaneous combustionof coal also can produce a large amount of SO in addition
2, CO, CO
2Deng toxic gas, serious environment pollution causes casualties easily.For effectively preventing and treating spontaneous combustionof coal, adopted gassiness (nitrogen or air), solid, liquid three-phase froth to prevent and treat spontaneous combustionof coal in recent years, obtained effect preferably.
The conventional foam generating means is mainly net formula foam maker at present, it is made up of air compressor, pressure vessel, the gentle liquid pipeline of foaming tube etc. that metal grill is housed, but this net formula foam maker relatively is applicable to preparation two-phase foam, or fine and smooth, the even-grained three-phase froth of the solid material of preparation, it can produce the foam of big coefficient of foaming, but be suitable for to produce larger particles and the uneven three-phase froth of granularity is not arranged.In order to address the above problem, the patent No. is 02148411.2, denomination of invention discloses a kind of foam maker for the patent of invention of the three-phase froth generating means of control spontaneous combustionof coal, comprise feed pipe and foam maker cylindrical shell, front end at the foam maker cylindrical shell is provided with and the joining blender of feed pipe, the polylith balk board is set in blender, the foam maker cylindrical shell is provided with the pipeline that injects Venturi tube larynx neck position gas, the periphery of Venturi tube is provided with the hole of a plurality of introducing gases, the entrance of Venturi tube is provided with jet regulator, the afterbody of foam maker cylindrical shell be provided with can before and after regulate the slideway of current collector.This is mining anti-fire foam-producing machine is by being provided with the polylith balk board of interlaced arrangement at a certain distance in blender, when mix slurry during by blender, thereby owing to be subjected to the third party obstruction of balk board and form turbulent condition and then stir.The plate but this foam maker will be placed obstacles in blender, not only processing and manufacturing process complexity, and also mixture such as yellow mud, coal ash pulp influences foaming effect through the out-of-date retardance phenomenon that is easy to generate.
Summary of the invention
The purpose of this utility model provides a kind of reasonable in design, simple in structure, mining anti-fire foam-producing machine that foaming effect is good.
To achieve these goals, the utility model is taked following technical solution:
Mining anti-fire foam-producing machine comprises: feed pipe; The blender that links to each other with the feed pipe port of export; The foam maker cylindrical shell that links to each other with the mixer outlet end; Be arranged at the gas inlet pipe on the anterior barrel of foam maker cylindrical shell; Be arranged at the Venturi tube of arrival end in the foam maker cylindrical shell, Venturi tube rear portion tube wall is provided with air inlet; Be arranged at the current collector of the foam maker cylindrical shell inner venturi tube port of export; Be arranged at the fixed bar behind the current collector in the foam maker cylindrical shell, current collector is installed on the front end of fixed bar; Be arranged at the impeller of fixed bar postmedian; Be provided with the blender axis that is provided with along its axis in the blender, the blender axis is provided with stirring vane.
Preferably, the stirring vane helical form is arranged on the described blender axis periphery wall.
Preferably, mixer inner walls is provided with lug boss uniformly at intervals.
Preferably, lug boss is that hemispherical is cylindrical or prismatic.
Preferably, mixer inner walls is provided with along the spaced apart baffle liner that protrudes from mixer inner walls of its axis.
Preferably, stirring vane is that spacer sleeve is loaded on the obstruct lengthy motion picture on the blender axis and intercepts short-movie, intercepts on the lengthy motion picture opening is set, and the diameter that intercepts lengthy motion picture is greater than the diameter that intercepts short-movie.
Preferably, be provided with positioning sleeve between obstruct lengthy motion picture and the obstruct short-movie.
Preferably, be installed in the opening that a slice of blender axis intercepts on the lengthy motion picture and intercept opening mutual dislocation layout on the lengthy motion picture with adjacent a slice.
Preferably, a slice intercepts on the lengthy motion picture between the opening center of circle and blender axis axle center on the line and adjacent a slice obstruct lengthy motion picture that the angle between the line is 180 ° between the opening center of circle and blender axis axle center.
Preferably, the diameter of obstruct lengthy motion picture equates with the internal diameter of blender.
The utility model adopts the form that is installed in the stirring vane on the blender axis is set in blender; make and form non-directional circulation passage in the blender; prolonged the time that mixed serum mixes in blender; mixed serum can fully be mixed; simultaneously compared with prior art; only need the blender axis that stirring vane has been installed packed into and get final product in the blender; easy for installation; and material is difficult for plugging, uses reliably, can the commute ember play a very good protection; and can effectively put out a fire to the fire that takes place; compact conformation is reasonable, is convenient to safeguard, is applicable to and puts out fast under the coal mine and the high-efficiency prevention and control Conflagration Caused by Coal Self-ignition.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model;
Fig. 2 is the structural representation of another embodiment of the utility model.
Fig. 3 is the structural representation of the another embodiment of the utility model.
The specific embodiment
As shown in Figure 1, mining anti-fire foam-producing machine of the present utility model comprises feed pipe 1, blender 2, foam maker cylindrical shell 3, blender axis 4, stirring vane 5, lug boss 6, Venturi tube 7, gas inlet pipe 8, current collector 9, impeller 10 and fixed bar 11.For convenience of description, the arrival end of feed pipe 1 is defined as before.
Feed pipe 1 links to each other with blender 2 by threaded fastener, yellow mud or coal ash pulp and blowing agent blends are delivered to the mining anti-fire foam-producing machine from feed pipe 1, in blender 2, blender axis 4 is installed along its axis, blender axis 4 is installed in the blender 2 by bearing, blender axis 4 is provided with stirring vane 5, stirring vane 5 in the present embodiment is arranged on the periphery wall of blender axis 4 along blender axis 4 axis helical arrangement, a plurality of lug bosses 6 that protrude from blender 2 inwalls that have are set on the inwall of blender 2 at interval, lug boss 6 in the present embodiment is a hemispherical dome structure, and lug boss 6 also can adopt cylinder/platform shape structure or prism/platform shape structure in addition.When mix slurry is passed through blender 2, can be subjected to the lug boss 6 on blender 2 inwalls and the comprehensive function of stirring vane 5, the velocity of liquid assets of the mix slurry that slowed down, prolonged mix slurry than the currency in the short distance, blowing agent can fully be mixed in slurries, simultaneously, under the guide functions of stirring vane 5, also can avoid mix slurry that the retardance phenomenon takes place.Blender 2 links to each other with foam maker cylindrical shell 3 by threaded fastener, arrival end is provided with Venturi tube 7 in the foam maker cylindrical shell 3, mix slurry flows out after Venturi tube 7 flows into the foam maker cylindrical shell 3 from blender 2, foam maker cylindrical shell 3 anterior barrels are provided with gas inlet pipe 8, Venturi tube 7 rear sidewall are provided with a plurality of air inlet a, and extraneous gas enters in the Venturi tube 7 from air inlet a after gas pipeline 4 enters foam maker cylindrical shell 3.The port of export of Venturi tube 7 is provided with current collector 8, current collector 8 is installed in the foam maker cylindrical shell 3 by a fixed bar 11, the fixed bar 11 of present embodiment is a T shape, current collector 8 is positioned at the front portion of fixed bar 11, postmedian at fixed bar 11 is equipped with impeller 10 by bearing, and the rear portion of fixed bar 11 is fixedly mounted on the foam maker cylindrical shell 3 by threaded fastener.Impeller 10 rotates under the mix slurry mobilization dynamic promotes, and can increase the stability of foam, makes foam fine and smooth more, even.
The course of work of the present utility model is as follows:
Coal ash pulp or yellow mud are delivered to feed pipe 1 from the slip casting station, blowing agent adds feed pipe 1 simultaneously by quantitative adding set, the mud that contains blowing agent enters in the blender 2 and fully mixes, enter then in the Venturi tube 7 of variable cross-section, according to the Venturi tube principle, slurries are passing through Venturi tube 7, after being subjected to current collector 8 resistances again, the flow velocity of mud increases, static pressure reduces, form negative pressuren zone, make a plurality of air inlet a that gas passes through Venturi tube 7 peripheries by injection in grouting pipeline, thereby produce the anti-fire foam of higher multiple; Simultaneously, after at first producing anti-fire foam around the afflux district of current collector 8, under the impact of foam mud, impeller 10 is pushed rotation, make the further refinement of foam and evenly, contain the anti-fire foam of gas and can directly be injected into the fire district or easily take place in the goaf of spontaneous combustionof coal through what foam device produced.
As shown in Figure 2, be the structural representation of blender 2 among another embodiment of the present utility model, the present embodiment place different with last embodiment is the structure of blender 2, and remaining part is identical with previous embodiment.Stirring vane in the present embodiment is that the multi-disc that is installed on the blender axis 4 intercepts lengthy motion picture 2-3 and intercepts short-movie 2-4, intercepting lengthy motion picture 2-3 alternately is installed on the blender axis 4 with obstruct short-movie 2-4 at interval, the obstruct lengthy motion picture 2-3 of present embodiment and obstruct short-movie 2-4 are circular piece, the diameter that intercepts lengthy motion picture 2-3 equates with blender 2 internal diameters, intercept the internal diameter of the diameter of short-movie 2-4 less than blender 2, as preferred scheme, intercept lengthy motion picture 2-3 and intercept between the short-movie 2-4 and be provided with the positioning sleeve 2-5 that is sleeved on the blender axis 4, positioning sleeve 2-5 is used for the feasible lengthy motion picture 2-3 of obstruct and intercepts between the short-movie 2-4 maintaining fixing distance, make that intercepting lengthy motion picture 2-3 equidistantly is installed on the blender axis 4 with intercepting short-movie 2-4, easy for installation.In addition, intercept lengthy motion picture 2-3 with intercept short-movie 2-4 also can be equidistantly directly welded and installed on blender axis 4, or on blender axis 4, equidistantly be provided for installing obstruct lengthy motion picture 2-3 and the draw-in groove that intercepts short-movie 2-4, intercept lengthy motion picture 2-3 and be installed in the draw-in groove with obstruct short-movie 2-4.On obstruct lengthy motion picture 2-3, be processed with opening b, the a slice that is installed in blender axis 4 intercepts opening b on the lengthy motion picture 2-3 and intercepts lengthy motion picture 2-3 with adjacent a slice and go up opening b mutual dislocation layout, be that upward the center of circle and the adjacent a slice obstruct lengthy motion picture 2-3 of opening b go up the center of circle of opening b not on same straight line to a slice obstruct lengthy motion picture 2-3, preferred scheme is, a slice intercepts lengthy motion picture 2-3 and goes up the center of circle of opening b and the line between blender axis 4 axle center and adjacent a slice to intercept the angle that lengthy motion picture 2-3 goes up between the line between the opening b center of circle and blender axis 4 axle center be 180 °, and promptly the opening b on two obstruct lengthy motion picture 2-3 are symmetrical arranged with respect to blender axis 4.Because intercepting the diameter of lengthy motion picture 2-3 equates with the internal diameter of blender 2, when obstruct lengthy motion picture 2-3 is installed in the blender 2, mix slurry can only be passed through from the opening b that intercepts on the lengthy motion picture 2-3, owing to intercept the internal diameter of the diameter of short-movie 2-4 less than blender 2, mix slurry can continue circulation from the space that intercepts between short-movie 2-4 and blender 2 inwalls after flowing through and intercepting lengthy motion picture 2-3 simultaneously.Mix slurry is mixed along S shape channel flow in blender 2, makes mix slurry fully be mixed.
In addition, as shown in Figure 3, the lug boss on blender 2 inwalls can also be a plurality of spaced apart baffle liners 6 ', the effect that stirring vane 5 in the blender 2 and baffle liner 6 ' play stir the mixture slurries and water conservancy diversion jointly.
Certainly, above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to the foregoing description, those of ordinary skill in the field are to be understood that, still can make amendment or be equal to replacement the specific embodiment of the present utility model, and do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed among the claim scope of the present utility model.
Claims (10)
1. mining anti-fire foam-producing machine comprises:
Feed pipe (1);
The blender (2) that links to each other with described feed pipe (1) port of export;
The foam maker cylindrical shell (3) that links to each other with described blender (2) port of export;
Be arranged at the gas inlet pipe (8) on the anterior barrel of described foam maker cylindrical shell (3);
Be arranged at the Venturi tube (7) of the interior arrival end of described foam maker cylindrical shell (3), described Venturi tube (7) rear portion tube wall is provided with air inlet (a);
Be located at the current collector (9) that is positioned at Venturi tube (7) port of export in the described foam maker cylindrical shell (3);
Be arranged at the fixed bar (11) that is positioned in the described foam maker cylindrical shell (3) behind the described current collector (9), described current collector (9) is installed on the front end of described fixed bar (11);
Be arranged at the impeller (10) on described fixed bar (11) postmedian;
It is characterized in that:
Be provided with the blender axis (4) that is provided with along its axis in the described blender (2), described blender axis (4) is provided with stirring vane (5).
2. mining anti-fire foam-producing machine according to claim 1 is characterized in that: described stirring vane (5) helical form is arranged on the described blender axis (4).
3. mining anti-fire foam-producing machine according to claim 1 and 2 is characterized in that: described blender (2) inwall is provided with lug boss (6) uniformly at intervals.
4. mining anti-fire foam-producing machine according to claim 3 is characterized in that: described lug boss (6) is cylindrical or prismatic for hemispherical.
5. mining anti-fire foam-producing machine according to claim 1 is characterized in that: described blender (2) inwall is provided with along the spaced apart baffle liner of its axis (6 ').
6. mining anti-fire foam-producing machine according to claim 1, it is characterized in that: described stirring vane is that alternate intervals is installed on the obstruct lengthy motion picture (2-3) on the described blender axis (4) and intercepts short-movie (2-4), opening (b) is set on the described obstruct lengthy motion picture (2-3), and the diameter of described obstruct lengthy motion picture (2-3) is greater than the diameter of described obstruct short-movie (2-4).
7. mining anti-fire foam-producing machine according to claim 6 is characterized in that: be provided with positioning sleeve (2-5) between described obstruct lengthy motion picture (2-3) and the obstruct short-movie (2-4).
8. mining anti-fire foam-producing machine according to claim 6 is characterized in that: the opening (b) that described a slice intercepts on the lengthy motion picture (2-3) is arranged with opening (b) mutual dislocation that adjacent a slice intercepts on the lengthy motion picture (2-3).
9. mining anti-fire foam-producing machine according to claim 6 is characterized in that: described a slice intercepts lengthy motion picture (2-3) and goes up line and adjacent a slice between opening (b) center of circle and blender axis (4) axle center and intercept on the lengthy motion picture (2-3) that the angle between the line is 180 ° between opening (b) center of circle and blender axis (4) axle center.
10. mining anti-fire foam-producing machine according to claim 6 is characterized in that: the diameter of described obstruct lengthy motion picture (2-3) equates with the internal diameter of described blender (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200760976U CN202017516U (en) | 2011-03-21 | 2011-03-21 | Fireproof extinguishing foam generator for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200760976U CN202017516U (en) | 2011-03-21 | 2011-03-21 | Fireproof extinguishing foam generator for mining |
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| Publication Number | Publication Date |
|---|---|
| CN202017516U true CN202017516U (en) | 2011-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200760976U Expired - Lifetime CN202017516U (en) | 2011-03-21 | 2011-03-21 | Fireproof extinguishing foam generator for mining |
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| CN (1) | CN202017516U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182496A (en) * | 2011-03-21 | 2011-09-14 | 西安西科煤矿安全通风防灭火研究所有限公司 | Foam generator for preventing and extinguishing fire in coal mine |
| CN102953748A (en) * | 2012-07-18 | 2013-03-06 | 韩雪峰 | Foam dust-fall explosion prevention device |
| CN102979552A (en) * | 2012-12-05 | 2013-03-20 | 山东科技大学 | Device for preventing coal from burning spontaneously and rapidly extinguishing under coal mine and working method thereof |
| CN103007467A (en) * | 2012-12-24 | 2013-04-03 | 东莞市永强汽车制造有限公司 | Compressed air foam proportioner |
| CN103170264A (en) * | 2013-04-12 | 2013-06-26 | 中国人民解放军军事医学科学院卫生装备研究所 | Gas-liquid mixing device |
| CN103195464A (en) * | 2013-04-16 | 2013-07-10 | 天津理工大学 | Application equipment of foam-sol technology for controlling coal dust on working faces of coal mines |
| CN105233744A (en) * | 2015-10-29 | 2016-01-13 | 宝鸡航天动力泵业有限公司 | Blending device for high-pressure foams and mud |
| CN106334490A (en) * | 2016-09-29 | 2017-01-18 | 浙江览锐智能科技有限公司 | Energy storage type film laminating and mixing device for ozone water and mode thereof |
| CN109433083A (en) * | 2018-11-23 | 2019-03-08 | 浙江中碧蓝新材料科技股份有限公司 | The storage device and its plugging mechanism of the super hydrophilic material of nanometer |
| CN109939604A (en) * | 2019-04-01 | 2019-06-28 | 武汉理工大学 | A kind of fuel mixer |
| CN110448829A (en) * | 2018-05-07 | 2019-11-15 | 中国石油化工股份有限公司 | Suction type three-phase froth generating device and methods and applications |
| CN110788997A (en) * | 2019-11-07 | 2020-02-14 | 陈舸 | Foam concrete filling device and application thereof and foam concrete filling method |
| CN111236912A (en) * | 2020-01-13 | 2020-06-05 | 西安石油大学 | Built-in turbine type jet type sand mixing device |
| CN112933495A (en) * | 2021-02-19 | 2021-06-11 | 安徽理工大学 | Colloid foam generating device for coal mine fire prevention and extinguishing and using method thereof |
| CN113083161A (en) * | 2021-04-09 | 2021-07-09 | 华东理工大学 | Jet type foam generating device for removing peculiar smell substances |
-
2011
- 2011-03-21 CN CN2011200760976U patent/CN202017516U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182496A (en) * | 2011-03-21 | 2011-09-14 | 西安西科煤矿安全通风防灭火研究所有限公司 | Foam generator for preventing and extinguishing fire in coal mine |
| CN102953748A (en) * | 2012-07-18 | 2013-03-06 | 韩雪峰 | Foam dust-fall explosion prevention device |
| CN102979552A (en) * | 2012-12-05 | 2013-03-20 | 山东科技大学 | Device for preventing coal from burning spontaneously and rapidly extinguishing under coal mine and working method thereof |
| CN102979552B (en) * | 2012-12-05 | 2015-04-01 | 山东科技大学 | Device for preventing coal from burning spontaneously and rapidly extinguishing under coal mine and working method thereof |
| CN103007467A (en) * | 2012-12-24 | 2013-04-03 | 东莞市永强汽车制造有限公司 | Compressed air foam proportioner |
| CN103170264A (en) * | 2013-04-12 | 2013-06-26 | 中国人民解放军军事医学科学院卫生装备研究所 | Gas-liquid mixing device |
| CN103195464A (en) * | 2013-04-16 | 2013-07-10 | 天津理工大学 | Application equipment of foam-sol technology for controlling coal dust on working faces of coal mines |
| CN105233744A (en) * | 2015-10-29 | 2016-01-13 | 宝鸡航天动力泵业有限公司 | Blending device for high-pressure foams and mud |
| CN106334490A (en) * | 2016-09-29 | 2017-01-18 | 浙江览锐智能科技有限公司 | Energy storage type film laminating and mixing device for ozone water and mode thereof |
| CN106334490B (en) * | 2016-09-29 | 2022-08-12 | 浙江览锐智能科技有限公司 | Energy storage type laminating mixing device and method for ozone water |
| CN110448829A (en) * | 2018-05-07 | 2019-11-15 | 中国石油化工股份有限公司 | Suction type three-phase froth generating device and methods and applications |
| CN109433083A (en) * | 2018-11-23 | 2019-03-08 | 浙江中碧蓝新材料科技股份有限公司 | The storage device and its plugging mechanism of the super hydrophilic material of nanometer |
| CN109939604A (en) * | 2019-04-01 | 2019-06-28 | 武汉理工大学 | A kind of fuel mixer |
| CN110788997A (en) * | 2019-11-07 | 2020-02-14 | 陈舸 | Foam concrete filling device and application thereof and foam concrete filling method |
| CN110788997B (en) * | 2019-11-07 | 2021-03-16 | 陈舸 | Foam concrete filling device and application thereof and foam concrete filling method |
| CN111236912A (en) * | 2020-01-13 | 2020-06-05 | 西安石油大学 | Built-in turbine type jet type sand mixing device |
| CN111236912B (en) * | 2020-01-13 | 2023-02-10 | 西安石油大学 | Built-in turbine type jet type sand mixing device |
| CN112933495A (en) * | 2021-02-19 | 2021-06-11 | 安徽理工大学 | Colloid foam generating device for coal mine fire prevention and extinguishing and using method thereof |
| CN113083161A (en) * | 2021-04-09 | 2021-07-09 | 华东理工大学 | Jet type foam generating device for removing peculiar smell substances |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |
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| CX01 | Expiry of patent term |