CN106761888A - A kind of tapered double fastener laminar foam-making apparatus - Google Patents
A kind of tapered double fastener laminar foam-making apparatus Download PDFInfo
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- CN106761888A CN106761888A CN201611167265.6A CN201611167265A CN106761888A CN 106761888 A CN106761888 A CN 106761888A CN 201611167265 A CN201611167265 A CN 201611167265A CN 106761888 A CN106761888 A CN 106761888A
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- foam
- tapered
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- collection
- gas
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
A kind of tapered double fastener laminar foam-making apparatus, belongs to underground coal mine dust prevention and control technical field.Simple structure of the present invention, be easy to assembly and disassembly, it is easy to operate, control flexibly, security reliability it is high.The present invention includes tapered housing, and tapered housing forward end is provided with foam outlet, and tapered housing rear end is enclosed construction, and two layer interlayers are provided with tapered housing, and gap is left between two layer interlayers, and gap is connected with foam outlet, and screen cloth is provided with gap；The internal layer of two layer interlayers is collection water layer, and outer layer is collection gas-bearing formation, and several apopores are provided with the outside of collection water layer, and several ventholes are provided with the inside of collection gas-bearing formation；First air pump is connected through first gas flowmeter with the collection gas-bearing formation of tapered housing, and the second air pump is connected through second gas flowmeter with foam outlet；The entrance of water pump is connected with case is mixed, and its outlet is connected through fluid flowmeter with the collection water layer of tapered housing；Foam outlet is connected through foam delivery tube with foam nozzle.
Description
Technical field
The invention belongs to underground coal mine dust prevention and control technical field, more particularly to a kind of tapered double fastener laminar foam occurs
Device, for mine development ends dust depositing dust dedusting.
Background technology
It is well known that substantial amounts of dust can be produced in the tunneling process of mine Zong Jue faces, full of whole development end and tunnel,
When particularly development machine is tunneled, it will be diffused into whole operation field；The dust of high concentration can make the reduction of Work places visibility,
Destruction plant equipment normal work, triggers operation dangerous, and have a strong impact on the healthy of workman.National environmental protection portion and colliery are pacified
Full Supervisory Bureau pays much attention to mine dust harm, and the dust concentration and concentration of emission to working environment have worked out relevant criterion,
It is required that business unit strictly controls dust concentration, to reduce dust harzard.Therefore, the dust for timely and effectively monitoring the working environment
Concentration, and according to national standard and the dust concentration of monitoring, related dust prevention and control measure is taken, carry out effective depositing dust and remove
Dirt, extremely important effect is played to ensuring personal safety and improving environmental quality.
Existing dust arrester can not meet shaft production requirement, and efficiency of dust collection is low, and power facility in the course of work
It is more, it is relatively costly, using being inconvenient.Therefore improved on this basis and perfect, create the present invention.
The content of the invention
For the problem that prior art is present, the present invention provide a kind of simple structure, be easy to assembly and disassembly, it is easy to operate,
Control is flexibly, security reliability is high, be adapted to the tapered double fastener laminar foam-making apparatus that the big environment of mine dust concentration is used.
To achieve these goals, the present invention is adopted the following technical scheme that：A kind of tapered double fastener laminar foam-making apparatus,
Including tapered housing, the front end of tapered housing is provided with foam outlet, the rear end of tapered housing is enclosed construction, in tapered shell
Two layer interlayers are provided with vivo, gap is left between two layer interlayers, the gap is connected with foam outlet, set in gap
There is screen cloth；The internal layer of two layer interlayer is collection water layer, and outer layer is collection gas-bearing formation, and several are provided with the outside of the collection water layer
Apopore, several ventholes are provided with the inside of collection gas-bearing formation；First air pump is through first gas flowmeter and tapered housing
Collection gas-bearing formation is connected, and the second air pump is connected through second gas flowmeter with foam outlet；The entrance of water pump and mixing case
It is connected, its outlet is connected through fluid flowmeter with the collection water layer of tapered housing；The foam outlet through foam delivery tube with
Foam nozzle is connected.
The first gas flowmeter is connected by inlet suction port with the collection gas-bearing formation of tapered housing.
The fluid flowmeter is connected by water supply connector with the collection water layer of tapered housing.
The second gas flowmeter is connected by auxiliary injection unit joint with foam outlet.
The screen cloth uses waveform.
The rear end of the tapered housing is provided with retracting device joint.
Beneficial effects of the present invention：
Foam-making apparatus simple structure of the invention, be easy to assembly and disassembly, maintenance and it is easy to operate, control flexibly, peace
Full reliability is high, energy-efficient, be adapted to the big environment of mine dust concentration uses；It is grasped installed in development machine driver when in use
Make at the platform in position upper right side, when development machine work produces dust, the foam produced by the present invention is sprayed at heading end
Spill, foam contacted with the mine dust for producing, settled, reach the effect of foam dust suppression and slow down dust to development end and driving
The pollution level of tunnel environment, greatly reduces the dust concentration of driving driver's working face, it is ensured that environment on coalface.
Proved through simulated experiment：The present invention can be good at improving the building ring of underground development end used in the comprehensive pick face of mine
Border, can produce continuously foam, and efficient depositing dust is realized to the comprehensive pick face of mine, improve efficiency of dust collection；And amount of foaming
Can accurately control, easily realize different mine different grain size dust source control；Be easy to study simultaneously different expanded materials into bubble rate.
Additionally, the chronicity in order to meet mine development end, the foam that foam-making apparatus of the invention is produced has as follows
Feature：1st, foam particle diameter is small, and foam is fine and smooth, and viscosity is high, and the adsorptivity to dust is strong, it is easy to the less dust of wetting absorption
Particle；2nd, the foam density for producing is high, and stability is strong, and broad covered area, antifoaming speed is appropriate；3rd, coefficient of foaming is up to 20~30
Times；4th, foam incidence is controllable, can optimize foam.
Brief description of the drawings
Fig. 1 is the structural representation of tapered double fastener laminar foam-making apparatus of the invention；
Fig. 2 is using the structural representation of one embodiment of the present of invention；
In figure：1- foam outlets, 2- screen clothes, 3- collection gas-bearing formations, 4- collection water layers, 5- inlet suction ports, 6- retracting device joints, 7-
Water supply connector, 8- first gas flowmeters, the air pumps of 9- first, 10- second gas flowmeters, 11- fluid flowmeters, 12- water pumps,
The air pumps of 13- second, 14- mixes case, and 15- drag conveyors, 16- pull-out type airducts, the forced airducts of 17-, 18- mines are high
Pressure pipe, 19- elevating conveyors, 20- mine high-pressure air hoses, 21- foam-making apparatuses, 22- development machine driver operations position, 23- bubbles
Foam delivery tube, 24- foam nozzles, 25- heading ends, 26- auxiliary injection unit joints.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of tapered double fastener laminar foam-making apparatus, including tapered housing, the tapered housing
Using metal material, the front end of tapered housing is provided with foam outlet 1, the rear end of tapered housing is enclosed construction, tapered
Two layer interlayers are provided with housing, gap is left between two layer interlayers, the gap is connected with foam outlet 1, in gap
Screen cloth 2 is provided with, the screen cloth 2 uses waveform；Two layer interlayer be it is tapered, its internal layer for collection water layer 4, outer layer for collection
Gas-bearing formation 3, several apopores are evenly arranged with the outside of the collection water layer 4, are evenly arranged with the inner side of collection gas-bearing formation 3 some
Individual venthole；First air pump 9 is connected through first gas flowmeter 8 with the collection gas-bearing formation 3 of tapered housing, and the second air pump 13 is through second
Gas flowmeter 10 is connected with foam outlet 1；The entrance of water pump 12 is connected with case 14 is mixed, and its outlet is through liquid flow
Gauge 11 is connected with the collection water layer 4 of tapered housing；The foam outlet 1 is connected through foam delivery tube 23 with foam nozzle 24
It is logical.
The first gas flowmeter 8 is connected by inlet suction port 5 with the collection gas-bearing formation 3 of tapered housing, fluid flowmeter
11 are connected by water supply connector 7 with the collection water layer 4 of tapered housing, and second gas flowmeter 10 passes through auxiliary injection unit joint
26 are connected with foam outlet 1；The inlet suction port 5, water supply connector 7 and auxiliary injection unit joint 26 use standard component riveting
Weldering is formed, not only to facilitating pipeline to connect, alsos for ensureing the air-tightness of device.
The rear end of the tapered housing is provided with retracting device joint 6.
Because the present invention is provided with the second air pump 13, the second air pump 13 is through second gas flowmeter 10 and the phase of foam outlet 1
Connection, increased the flow velocity of foam outlet 1, realize the effect compared with long distance transportation foam and injection.
Due to the setting of fluid flowmeter 11, first gas flowmeter 8 and second gas flowmeter 10, pipeline is controlled
Flow, it is ensured that liquid air ratio of the invention, is that high-efficiency and continuous foaming is laid a good foundation.
Cleaning for the ease of user needs, and the foam nozzle 24 uses demountable structure, and it can be produced accurately may be used
The homogeneous depositing dust foam of control, continuous, sphere diameter.
First use process of the invention is illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, foam-making apparatus of the invention when in use, installed in development machine driver operation position 22
At the platform in upper right side.Water pump of the invention 12 can be substituted with mine high-pressure water pipe 18, this hair is substituted with mine high-pressure air hose 20
Bright the first air pump 9 and the second air pump 13.
After foaming agent is correctly matched with the aqueous solution, mixing, the quality hundred that the foaming agent is used in case 14 are being mixed
Divide than being 0.5%~10%；Mixed mixed liquor is transported in the collection water layer 4 of tapered housing by water pump 12, meanwhile, high pressure
Gas is transported to the collection gas-bearing formation 3 of tapered housing by the first air pump 9, and mixed liquor uniformly sprays from the apopore of collection water layer 4, with collection
The gases at high pressure that the venthole of gas-bearing formation 3 uniformly sprays carry out frictional impact at screen cloth 2, and severe impact produces substantial amounts of foam；Again
Foam is transported to the position of heading end 25 by the gases at high pressure produced by the second air pump 13 by foam delivery tube 23, and from foam
Shower nozzle 24 sprays, and foam contacted with the mine dust for producing, settled, and reaches foam dust suppression, eliminates dust to development end and pick
Enter the purpose of tunnel environmental pollution.
Claims (6)
1. a kind of tapered double fastener laminar foam-making apparatus, it is characterised in that including tapered housing, set in the front end of tapered housing
Foam outlet is equipped with, the rear end of tapered housing is enclosed construction, two layer interlayers is provided with tapered housing, between two layer interlayers
Gap is left, the gap is connected with foam outlet, and screen cloth is provided with gap；The internal layer of two layer interlayer is to catchment
Layer, outer layer is collection gas-bearing formation, and several apopores are provided with the outside of the collection water layer, is provided with the inside of collection gas-bearing formation some
Individual venthole；First air pump is connected through first gas flowmeter with the collection gas-bearing formation of tapered housing, and the second air pump is through second gas
Flowmeter is connected with foam outlet；The entrance of water pump with mix case be connected, its outlet through fluid flowmeter with it is tapered
The collection water layer of housing is connected；The foam outlet is connected through foam delivery tube with foam nozzle.
2. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the first gas flow
Meter is connected by inlet suction port with the collection gas-bearing formation of tapered housing.
3. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the fluid flowmeter leads to
Water supply connector is crossed to be connected with the collection water layer of tapered housing.
4. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the second gas flow
Meter is connected by auxiliary injection unit joint with foam outlet.
5. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the screen cloth uses wave
Shape.
6. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that in the tapered housing
Rear end is provided with retracting device joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167265.6A CN106761888B (en) | 2016-12-16 | 2016-12-16 | A kind of tapered double fastener laminar foam-making apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167265.6A CN106761888B (en) | 2016-12-16 | 2016-12-16 | A kind of tapered double fastener laminar foam-making apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106761888A true CN106761888A (en) | 2017-05-31 |
| CN106761888B CN106761888B (en) | 2018-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611167265.6A Active CN106761888B (en) | 2016-12-16 | 2016-12-16 | A kind of tapered double fastener laminar foam-making apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734474A (en) * | 2020-07-05 | 2020-10-02 | 中国矿业大学(北京) | Method and equipment for preventing and treating fire in high-caving area of coal mine by curing deoxidized clay foam |
Citations (7)
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|---|---|---|---|---|
| SU559065A2 (en) * | 1975-07-07 | 1977-05-25 | Всесоюзный научно-исследовательский институт золота и редких металлов | Foam generator |
| SU1213220A1 (en) * | 1984-07-04 | 1986-02-23 | Алма-Атинский Энергетический Институт | Foam generator |
| CN201120333Y (en) * | 2007-10-25 | 2008-09-24 | 陈林书 | Airflow spray gun |
| CN201454327U (en) * | 2009-07-30 | 2010-05-12 | 张仁贵 | Foam dust inhibitor |
| CN102886322A (en) * | 2012-10-10 | 2013-01-23 | 中国矿业大学 | Adjustable-type foam injection device for preventing cutting dust |
| CN204082202U (en) * | 2014-07-28 | 2015-01-07 | 西安科技大学 | foam dust-removing device |
| CN204502670U (en) * | 2014-11-26 | 2015-07-29 | 广西南宁华国环境科技有限公司 | A kind of dust pelletizing system |
-
2016
- 2016-12-16 CN CN201611167265.6A patent/CN106761888B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU559065A2 (en) * | 1975-07-07 | 1977-05-25 | Всесоюзный научно-исследовательский институт золота и редких металлов | Foam generator |
| SU1213220A1 (en) * | 1984-07-04 | 1986-02-23 | Алма-Атинский Энергетический Институт | Foam generator |
| CN201120333Y (en) * | 2007-10-25 | 2008-09-24 | 陈林书 | Airflow spray gun |
| CN201454327U (en) * | 2009-07-30 | 2010-05-12 | 张仁贵 | Foam dust inhibitor |
| CN102886322A (en) * | 2012-10-10 | 2013-01-23 | 中国矿业大学 | Adjustable-type foam injection device for preventing cutting dust |
| CN204082202U (en) * | 2014-07-28 | 2015-01-07 | 西安科技大学 | foam dust-removing device |
| CN204502670U (en) * | 2014-11-26 | 2015-07-29 | 广西南宁华国环境科技有限公司 | A kind of dust pelletizing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734474A (en) * | 2020-07-05 | 2020-10-02 | 中国矿业大学(北京) | Method and equipment for preventing and treating fire in high-caving area of coal mine by curing deoxidized clay foam |
| CN111734474B (en) * | 2020-07-05 | 2022-05-20 | 中国矿业大学(北京) | Method and equipment for preventing and controlling fire in high-emergence area of coal mine by curing deoxidized clay foam |
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| Publication number | Publication date |
|---|---|
| CN106761888B (en) | 2018-08-07 |
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