CN106761888B - 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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- CN106761888B CN106761888B CN201611167265.6A CN201611167265A CN106761888B CN 106761888 B CN106761888 B CN 106761888B CN 201611167265 A CN201611167265 A CN 201611167265A CN 106761888 B CN106761888 B CN 106761888B
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- foam
- tapered
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- 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)
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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.The configuration of the present invention is simple is convenient for assembly and disassembly, is easy to operate, controlling flexible, high safety and reliability.The present invention includes tapered shell, and tapered housing forward end is provided with foam outlet, and tapered housing rear end is enclosed construction, is provided with two layer interlayers in tapered shell, and there are gaps, gap to be connected with foam outlet between two layer interlayers, and sieve is provided in gap；The internal layer of two layer interlayers is collection water layer, and outer layer is collection gas-bearing formation, is provided with several apopores on the outside of collection water layer, several ventholes are provided on the inside of collection gas-bearing formation；First air pump is connected through first gas flowmeter with the collection gas-bearing formation of tapered shell, 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 outlet is connected through fluid flowmeter with the collection water layer of tapered shell；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 fields, occur more particularly to a kind of tapered double fastener laminar foam
Device is used for mine development ends dust depositing dust dedusting.
Background technology
It is well known that will produce a large amount of dust in the tunneling process of the mine faces Zong Jue, it is full of entire development end and tunnel,
When especially development machine tunnels, it will be diffused into entire operation field；The dust of high concentration can make the reduction of Work places visibility,
Mechanical equipment normal work is destroyed, causes operation danger, and seriously affect the health of worker.State Ministry of Environmental Protection and coal mine peace
Full Supervisory Bureau pays much attention to mine dust harm, and relevant criterion has been worked out to the dust concentration and concentration of emission of working environment,
It is required that business unit strictly controls dust concentration, to reduce dust harzard.Therefore, the dust timely and effectively to monitor the working environment
Concentration, and according to the dust concentration of national standard and monitoring, related dust prevention and control measure is taken, it carries out effective depositing dust and removes
Dirt plays extremely important effect to ensuring personal safety and improving environmental quality.
Existing dust-extraction unit cannot meet shaft production requirement, and efficiency of dust collection is low, and power facility in the course of work
More, cost is higher, using being inconvenient.Therefore it is subject to improve and perfect on this basis, create the present invention.
Invention content
In view of the problems of the existing technology, the present invention provide it is a kind of it is simple in structure, convenient for assembly and disassembly, it is easy to operate,
Control the tapered double fastener laminar foam-making apparatus that the big environment of flexible, high safety and reliability, suitable mine dust concentration uses.
To achieve the goals above, the present invention adopts the following technical scheme that：A kind of tapered double fastener laminar foam-making apparatus,
Including tapered shell, the front end of tapered shell is provided with foam outlet, the rear end of tapered shell is enclosed construction, in tapered shell
It is provided with two layer interlayers in vivo, there are gaps, the gap to be connected with foam outlet, be arranged in gap between two layer interlayers
There is sieve；The internal layer of two layer interlayer is collection water layer, and outer layer is collection gas-bearing formation, several are provided on the outside of the collection water layer
Apopore is provided with several ventholes on the inside of collection gas-bearing formation；First air pump is through first gas flowmeter and tapered shell
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, outlet is connected through fluid flowmeter with the collection water layer of tapered shell；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 shell.
The fluid flowmeter is connected by water supply connector with the collection water layer of tapered shell.
The second gas flowmeter is connected by auxiliary injection unit connector with foam outlet.
The sieve uses waveform.
The rear end of the tapered shell is provided with retracting device connector.
Beneficial effects of the present invention：
The present invention foam-making apparatus it is simple in structure, convenient for assembly and disassembly, repair and it is easy to operate, control flexibly, peace
Full reliability environment that is high, energy-efficient, being suitble to mine dust concentration big uses；It is mounted on development machine driver and grasps when in use
At the platform for making position upper right side, when development machine works and generates dust, the foam generated through the invention sprays at heading end
It spills, foam is made to contact, settle with the mine dust of generation, have the function that foam dust suppression and slow down dust to development end and driving
The pollution level of tunnel environment greatly reduces the dust concentration of development machine driver working face, it is ensured that environment on coalface.
It is proved through simulated experiment：The present invention is used in the building ring that the comprehensive pick face of mine can be good at improving underground development end
Border can generate continuously foam, realize efficient depositing dust to the comprehensive pick face of mine, improve efficiency of dust collection；And amount of foaming
It can accurately control, difference mine different grain size dust source control easy to implement；Simultaneously convenient for the different expanded materials of research at bubble rate.
In addition, in order to meet the chronicity of mine development end, the foam that foam-making apparatus of the invention generates has as follows
Feature：1, foam grain size is small, and foam is fine and smooth, and viscosity is high, to the strong adsorption of dust, is easy to wetting and adsorbs smaller dust
Particle；2, the foam density generated is high, and stability is strong, broad covered area, and antifoaming speed is appropriate；3, coefficient of foaming is up to 20~30
Times；4, foam incidence is controllable, can optimize foam.
Description of the drawings
Fig. 1 is the structural schematic diagram of the tapered double fastener laminar foam-making apparatus of the present invention；
Fig. 2 is the structural schematic diagram of one embodiment using the present invention；
In figure：1- foam outlets, 2- sieves, 3- collection gas-bearing formations, 4- collection water layers, 5- inlet suction ports, 6- retracting device connectors, 7-
Water supply connector, 8- first gas flowmeters, the first air pumps of 9-, 10- second gas flowmeters, 11- fluid flowmeters, 12- water pumps,
Case, 15- drag conveyors, 16- pull-out type air hoses, the forced air hoses of 17-, 18- mine height is mixed in the second air pumps of 13-, 14-
Pressure pipe, 19- elevating conveyors, 20- mine high-pressure air hoses, 21- foam-making apparatus, 22- development machine driver operating positions, 23- bubbles
Foam delivery tube, 24- foam nozzles, 25- heading ends, 26- auxiliary injection unit connectors.
Specific implementation mode
The present invention is described in further detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, a kind of tapered double fastener laminar foam-making apparatus, including tapered shell, the tapered shell
Using metal material, the front end of tapered shell is provided with foam outlet 1, the rear end of tapered shell is enclosed construction, tapered
It is provided with two layer interlayers in shell, there are gaps between two layer interlayers, and the gap is connected with foam outlet 1, in gap
It is provided with sieve 2, the sieve 2 uses waveform；Two layer interlayer is tapered, and internal layer is collection water layer 4, and outer layer is collection
Gas-bearing formation 3 is evenly arranged with several apopores in the outside of the collection water layer 4, is evenly arranged in the inside of collection gas-bearing formation 3 several
A venthole；First air pump 9 is connected through first gas flowmeter 8 with the collection gas-bearing formation 3 of tapered shell, 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 exports through liquid flow
Gauge 11 is connected with the collection water layer 4 of tapered shell；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 shell, fluid flowmeter
11 are connected by water supply connector 7 with the collection water layer 4 of tapered shell, and second gas flowmeter 10 passes through auxiliary injection unit connector
26 are connected with foam outlet 1；The inlet suction port 5, water supply connector 7 and auxiliary injection unit connector 26 are all made of standard component riveting
It welds, not only to facilitating piping connection, alsos for the air-tightness for ensureing device.
The rear end of the tapered shell is provided with retracting device connector 6.
Since the present invention is provided with the second air pump 13, the second air pump 13 is through second gas flowmeter 10 and 1 phase of foam outlet
Connection, increases the flow velocity of foam outlet 1, realizes 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 ensure that the liquid air ratio of the present invention, lay a good foundation for high-efficiency and continuous foaming.
It is needed for the ease of the cleaning of user, the foam nozzle 24 uses detachable structure, can generate and accurately may be used
Control, depositing dust foam continuous, sphere diameter is uniform.
Illustrate the first use process of the present invention below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, foam-making apparatus of the invention when in use, is mounted on development machine driver operating position 22
At the platform in upper right side.The water pump 12 that the present invention can be substituted with mine high-pressure water pipe 18 substitutes this hair with mine high-pressure air hose 20
Bright the first air pump 9 and the second air pump 13.
Mixing, the quality hundred that the foaming agent uses in case 14 is being mixed with after aqueous solution correctly proportioning in foaming agent
Divide than being 0.5%~10%；Mixed mixed liquor is transported to by water pump 12 in the collection water layer 4 of tapered shell, meanwhile, high pressure
Gas is transported to the collection gas-bearing formation 3 of tapered shell by the first air pump 9, and mixed liquor is uniformly sprayed from the apopore of collection water layer 4, with collection
The high pressure gas that 3 venthole of gas-bearing formation uniformly sprays carries out frictional impact at sieve 2, and severe impact generates a large amount of foam；Again
Foam is transported to 25 position of heading end by the high pressure gas generated by the second air pump 13 by foam delivery tube 23, and from foam
Nozzle 24 sprays, and foam is made to contact, settle with the mine dust of generation, reaches foam dust suppression, eliminates dust to development end and pick
Into 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 shell, set in the front end of tapered shell
It is equipped with foam outlet, the rear end of tapered shell is enclosed construction, is provided with two layer interlayers in tapered shell, between two layer interlayers
There are gap, the gap is connected with foam outlet, and sieve is provided in gap；The internal layer of two layer interlayer is to catchment
Layer, outer layer are collection gas-bearing formation, several apopores are provided on the outside of the collection water layer, are provided on the inside of collection gas-bearing formation several
A venthole；First air pump is connected through first gas flowmeter with the collection gas-bearing formation of tapered shell, and the second air pump is through second gas
Flowmeter is connected with foam outlet；The entrance of water pump be mixed case be connected, outlet through fluid flowmeter with it is tapered
The collection water layer of shell 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 shell.
3. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the fluid flowmeter is logical
Water supply connector is crossed with the collection water layer of tapered shell to be connected.
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 connector with foam outlet.
5. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that the sieve uses wave
Shape.
6. tapered double fastener laminar foam-making apparatus according to claim 1, it is characterised in that in the tapered shell
Rear end is provided with retracting device connector.
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 CN106761888A (en) | 2017-05-31 |
| CN106761888B true CN106761888B (en) | 2018-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (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 |
| CN102886322B (en) * | 2012-10-10 | 2015-03-04 | 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 |
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2016
- 2016-12-16 CN CN201611167265.6A patent/CN106761888B/en active Active
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| CN106761888A (en) | 2017-05-31 |
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