CN208564616U - A kind of foam dedusting system applied to coal mine driving - Google Patents

A kind of foam dedusting system applied to coal mine driving Download PDF

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Publication number
CN208564616U
CN208564616U CN201821173269.XU CN201821173269U CN208564616U CN 208564616 U CN208564616 U CN 208564616U CN 201821173269 U CN201821173269 U CN 201821173269U CN 208564616 U CN208564616 U CN 208564616U
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CN
China
Prior art keywords
foam
pipe
pressure
coal mine
flow spoiler
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Expired - Fee Related
Application number
CN201821173269.XU
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Chinese (zh)
Inventor
赵明洲
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Guizhou University of Engineering Science
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Guizhou University of Engineering Science
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Priority to CN201821173269.XU priority Critical patent/CN208564616U/en
Application granted granted Critical
Publication of CN208564616U publication Critical patent/CN208564616U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of foam dedusting systems applied to coal mine driving.Pressure ventilation pipe is connected by high-pressure air pipe with the air inlet of foam maker, pressure pipe is connected by high-pressure water pipe with the water inlet of foam maker, proportioner is provided on high-pressure water pipe pipeline, foaming agent storage tank is connected by addition pump with proportioner, foam maker outlet is connected by high-pressure foam pipe with distributor, and distributor is connected to spray head by foam branch pipeline;Flow spoiler by flow spoiler bracket it is coaxial it is new be set to transition tube cavity, air inlet pipe is set to flow spoiler tail portion after passing through coupling tube by outside, and baffle inside pipe wall is provided with baffle.Foam maker structure in this system is simple, manufacturing cost is low, the foam of high quality can be generated to meet the needs of existing driving face in coal mine, and the foam dedusting system overall volume is smaller, it is set to machine body of boring machine side, can be adapted for narrow driving face operation completely.

Description

A kind of foam dedusting system applied to coal mine driving
Technical field
The utility model belongs to coal mine dedusting technical field more particularly to a kind of foam dust-removing system applied to coal mine driving System.
Background technique
With the development of driving face mechanized extraction technology, high speed, efficient coal-mining technique are rapidly developed, however, While improving coal mining efficiency, driving face dust concentration is also increasingly increasing severely.High concentrate dust not only seriously affects mine Safety in production, and seriously threaten the physical and mental health of underground work personnel.In order to effectively administer driving face dust, at present The measurements for reduction generallyd use both at home and abroad has: utilizing the inside and outside atomizing de-dusting of development machine;Using the forced distinguished and admirable drop of air duct spiral Dirt;Development machine driver position dust-break barrier is set, and generates negative pressure using deduster and removes sucking dust-contained airflow purified treatment depositing dust.But There is certain defect in the above dust-removing method, as atomizing de-dusting is convenient and easy, but since operating environment badly easily makes nozzle Blocking influences dust-laying effect, and lower to respirable dust dustfall efficiency;Using deduster depositing dust, there are disposable input costs It is larger, and handle the problems such as air quantity is limited.
Foam dust suppression is a kind of dedusting technology newly risen in recent years, since it is few with water consumption, high dust collection efficiency, especially It is that have significant dust removing effects, the attention increasingly by each coal mine to respirable dust.At present in foam dust-removing Foam maker is used widely in related foam field of operation, but net formula, concentric tube type, jetting type foam maker foaming condition are not Easy to control, structure is complicated for turbine type foam maker, and manufacturing cost is higher, and baffle-type foam maker foaming quality is not high, and application environment has Limit, it is contemplated that the narrow working space of underground coal mine, the characteristics of water used in working face and wind high-voltage high-speed, and mine water contains more The catwalk of solid particle polluter, partial foaming device easily blocks.Therefore, it is necessary to consider the narrow working space in underground and Its application conditions is developed the novel foam foaming that structure is simple, installation is easy to operate, coefficient of foaming is high and foaming properties are good and is set It is standby, to meet the needs of working face in the pit foam dust-removing technology application.
Utility model content
To solve the technical problems existing in the prior art, the utility model proposes a kind of foams applied to coal mine driving Dust pelletizing system, the dust pelletizing system can be realized the omnibearing stereo dedusting to driving face, significantly improve respirable dust Dustfall efficiency, the foam maker structure in this system is simple, and manufacturing cost is low, and it is existing to meet to generate the foam of high quality There are the needs of driving face in coal mine, and the foam dedusting system overall volume is smaller, is set to machine body of boring machine side i.e. Can, it can be adapted for narrow driving face operation completely.
A kind of foam dedusting system applied to coal mine driving, including foam maker, foaming agent storage tank, addition pump, ratio are mixed Clutch, pressure ventilation pipe, pressure pipe, distributor, spray head;Pressure ventilation pipe is connected by high-pressure air pipe with the air inlet of foam maker, pressure pipe It is connected by high-pressure water pipe with the water inlet of foam maker, proportioner is provided on high-pressure water pipe pipeline, foaming agent storage tank is logical It crosses addition pump to be connected with proportioner, foam maker outlet is connected by high-pressure foam pipe with distributor, and distributor passes through Foam branch pipeline is connected to spray head;Foam maker includes inlet tube, the reducing pipe, trunnion, diffuser, transition of sequentially coaxially heart connection Pipe, baffle tube, outlet tube;Flow spoiler by flow spoiler bracket it is coaxial it is new be set to transition tube cavity, air inlet pipe is worn by outside It is set to flow spoiler tail portion after crossing coupling tube, baffle inside pipe wall is provided with baffle;
Further, flow spoiler is made of head hollow cone and tail portion hollow cylinder, cone tips and trunnion 11 is opposite, and cylindrical body is circumferentially provided with uniform small pores;
Further, it is provided with air intake valve on pressure ventilation pipe pipeline, inlet valve, addition pump are provided on pressure pipe pipeline Check valve is provided on 3 export pipelines;
Further, foam maker is fixed on machine body of boring machine rear portion by magnet;Spray head is set to by head cartridge and is cut Cut cylinder;
Further, addition pump, which quantifies foaming agent, is added to inside proportioner;
The utility model has the advantages that a kind of foam dedusting system applied to coal mine driving of the utility model, can be realized to driving The omnibearing stereo dedusting of working face significantly improves the dustfall efficiency of respirable dust, and foam maker structure is simple, manufacture at This is low, can generate the foam of high quality to meet the needs of existing driving face in coal mine, and the foam dedusting system is whole Body small volume is set to machine body of boring machine side, can be adapted for narrow driving face operation completely.This is practical Novel foam dedusting system can form high magnification numbe stable foam, and make that foam is finer and smoother, pressure is sufficient.
Detailed description of the invention
The structural schematic diagram of the foam dedusting system of Fig. 1 the utility model
The structural schematic diagram of the foam maker of Fig. 2 the utility model
In figure, foam maker 1, foaming agent storage tank 2, addition pump 3, proportioner 4, pressure ventilation pipe 5, pressure pipe 6, distributor 7, spray head 8, inlet tube 9, reducing pipe 10, trunnion 11, diffuser 12, flow spoiler 13, flow spoiler bracket 14, air inlet pipe 15, baffle Pipe 16, baffle 17, coupling tube 18, outlet tube 19, machine body of boring machine 20, pick 21, rocker arm 22.
Specific embodiment
As shown in Figs. 1-2, a kind of foam dedusting system applied to coal mine driving provided by the utility model, including foaming Device 1, foaming agent storage tank 2, addition pump 3, proportioner 4, pressure ventilation pipe 5, pressure pipe 6, distributor 7, spray head 8;Pressure ventilation pipe 5 is logical It crosses high-pressure air pipe to be connected with the air inlet of foam maker 1, pressure pipe 6 is connected by high-pressure water pipe with the water inlet of foam maker 1, high pressure Proportioner 4 is provided on water pipe line, foaming agent storage tank 2 is connected by addition pump 3 with proportioner 4, foam maker 1 Outlet is connected by high-pressure foam pipe with distributor 7, and distributor 7 is connected to spray head 8 by foam branch pipeline;Foam maker 1 wraps Include inlet tube 9, the reducing pipe 10, trunnion 11, diffuser 12, coupling tube 18, baffle tube 16, outlet tube of sequentially coaxially heart connection 19;Flow spoiler 13 by flow spoiler bracket 14 it is coaxial it is new be set to 18 inner cavity of coupling tube, air inlet pipe 15 passes through transition by outside 13 tail portion of flow spoiler is set to after pipe 18,16 inner wall of baffle tube is provided with baffle 17;
Flow spoiler 13 is made of head hollow cone and tail portion hollow cylinder, and cone tips and trunnion 11 are opposite, Cylindrical body is circumferentially provided with uniform small pores;
It is provided with air intake valve on 5 pipeline of pressure ventilation pipe, inlet valve, addition 3 outlets of pump are provided on 6 pipeline of pressure pipe Road is provided with check valve;
Foam maker 1 is fixed on machine body of boring machine rear portion by magnet;Spray head 8 is set to cutting-cylinder week by head cartridge It encloses;Addition pump 3, which quantifies foaming agent, to be added to inside proportioner;
Concrete operating principle are as follows:
Foam agent solution enters from foam maker fluid water inlet pipe, and when through cavum laryngis, static pressure is reduced, and ram compression increases, and is formed Jet stream.Jet stream is dispersed to the surrounding of circular cone under the blocking of flow spoiler head circular cone, and along the cylinder outer rim of flow spoiler and Annular space between flow spoiler and cylinder inner wall continues flow forward, and the high pressure draught being passed through from air inlet pipe enters flow spoiler Cylinder interior after, diffused out around from the uniform small pores on cylinder, gas shock liquid forms part foam and gas-liquid Gas and liquid mixture and the part foam continuation of Two-phase mixture fluids, high speed disorder flow into cylinder baffle obstacle chamber backward, are keeping off It is further mixed under the impact of plate, generates more uniform foam groups.
The foam dedusting system of the utility model can be realized the omnibearing stereo dedusting to driving face, significantly mention The dustfall efficiency of high respirable dust, foam maker structure is simple, and manufacturing cost is low, can generate the foam of high quality with full The needs of the existing driving face in coal mine of foot, and the foam dedusting system overall volume is smaller, is set to machine body of boring machine one Side can be adapted for narrow driving face operation completely.The foam dedusting system of the utility model can form height Multiple stable foam, and make that foam is finer and smoother, pressure is sufficient.

Claims (5)

1. a kind of foam dedusting system applied to coal mine driving, which is characterized in that including foam maker (1), foaming agent storage tank (2), addition pump (3), proportioner (4), pressure ventilation pipe (5), pressure pipe (6), distributor (7), spray head (8);Pressure ventilation pipe (5) is logical It crosses high-pressure air pipe to be connected with the air inlet of foam maker (1), pressure pipe (6) passes through the water inlet phase of high-pressure water pipe and foam maker (1) Even, it is provided with proportioner (4) on high-pressure water pipe pipeline, foaming agent storage tank (2) passes through addition pump (3) and proportioner (4) it is connected, foam maker (1) outlet is connected by high-pressure foam pipe with distributor (7), and distributor (7) is in charge of by foam Road is connected to spray head (8);Foam maker (1) includes inlet tube (9), reducing pipe (10), the trunnion (11), gradually of sequentially coaxially heart connection Expander (12), coupling tube (18), baffle tube (16), outlet tube (19);Flow spoiler (13) is coaxial new by flow spoiler bracket (14) Be set to coupling tube (18) inner cavity, air inlet pipe (15) is set to flow spoiler (13) tail portion after passing through coupling tube (18) by outside, Baffle tube (16) inner wall is provided with baffle (17).
2. a kind of foam dedusting system applied to coal mine driving according to claim 1, which is characterized in that flow spoiler (13) it is made of head hollow cone and tail portion hollow cylinder, relatively, cylindrical body is circumferential for cone tips and trunnion (11) It is provided with uniform small pores.
3. a kind of foam dedusting system applied to coal mine driving according to claim 1, which is characterized in that pressure ventilation pipe (5) it is provided with air intake valve on pipeline, inlet valve is provided on pressure pipe (6) pipeline, is arranged on addition pump (3) export pipeline There is check valve.
4. a kind of foam dedusting system applied to coal mine driving according to claim 1, which is characterized in that foam maker (1) machine body of boring machine rear portion is fixed on by magnet;Spray head (8) is set to around cutting-cylinder by head cartridge.
5. a kind of foam dedusting system applied to coal mine driving according to claim 1, which is characterized in that addition pump (3) foaming agent is quantified and is added to inside proportioner.
CN201821173269.XU 2018-07-24 2018-07-24 A kind of foam dedusting system applied to coal mine driving Expired - Fee Related CN208564616U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821173269.XU CN208564616U (en) 2018-07-24 2018-07-24 A kind of foam dedusting system applied to coal mine driving

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821173269.XU CN208564616U (en) 2018-07-24 2018-07-24 A kind of foam dedusting system applied to coal mine driving

Publications (1)

Publication Number Publication Date
CN208564616U true CN208564616U (en) 2019-03-01

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Application Number Title Priority Date Filing Date
CN201821173269.XU Expired - Fee Related CN208564616U (en) 2018-07-24 2018-07-24 A kind of foam dedusting system applied to coal mine driving

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111249857A (en) * 2019-07-04 2020-06-09 广东澄宇实业有限公司 VOC exhaust-gas treatment purifier and have its baking finish room

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111249857A (en) * 2019-07-04 2020-06-09 广东澄宇实业有限公司 VOC exhaust-gas treatment purifier and have its baking finish room

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190301

Termination date: 20190724

CF01 Termination of patent right due to non-payment of annual fee