CN206860227U - A kind of coal gas in mine is from dynamic pressure wind dilution device - Google Patents
A kind of coal gas in mine is from dynamic pressure wind dilution device Download PDFInfo
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- CN206860227U CN206860227U CN201720513776.2U CN201720513776U CN206860227U CN 206860227 U CN206860227 U CN 206860227U CN 201720513776 U CN201720513776 U CN 201720513776U CN 206860227 U CN206860227 U CN 206860227U
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- Prior art keywords
- air jet
- jet system
- branched pipe
- dynamic pressure
- coal gas
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Abstract
The utility model discloses a kind of coal gas in mine from dynamic pressure wind dilution device, the branched pipe being connected including air jet system and with air jet system, air jet system side sets connector, and is connected between branched pipe and air jet system by connector；The branched pipe side connects secondary injection pipe, and branched pipe side connection motor switch；The motor switch is connected with being arranged on the controller of branched pipe side, controller side connection firedamp sensor；The controller side sets power interface.The utility model utilizes the detection function of the firedamp sensor of safety monitoring system, processing is diluted to the exceeded region of gas density automatically using motor switch, compressed-air system pipeline and air jet system, devise the air jet system structure of uniqueness, accelerate the injection of air, gas exceeding limit concentration is set quickly to be diluted, the security of mine operation is improved, has good economic benefit and social benefit, is adapted to promote the use of.
Description
Technical field
Colliery equipment technical field is the utility model is related to, specifically a kind of coal gas in mine dilutes from dynamic pressure wind to be filled
Put.
Background technology
Colliery is the mankind in the region of the mining area exploitation coal resources rich in coal, is generally divided into underground mine and outdoor coal
Ore deposit, when coal seam is remote from earth's surface, it is typically chosen to underground and digs tunnel digging coal, this is underground mine, and China is most
Colliery belongs to underground mine, and colliery scope includes above and below ground and the very big region of related facility, and colliery is that the mankind are digging
The proportional space excavated during rich in the geological stratification for having coal, generally includes tunnel, well cave and face etc., and coal is main
Solid fuel, be kaustobilite one kind, it is the plant in great numbers grown by certain geological epoch, in suitable geology
In environment, thick-layer is gradually piled into, and is buried in water-bed or silt, the shape by very long geochronic geochronic natural incoalation
Into, gas is contained inside colliery, highly gassy mine is not a small number of, in the upper corner of stope and emitting for digging laneway
High point, it is easy to accumulated methane, and concentration transfinites, processing method have hang air partition, extraction, air-introduced machine dispel, flow type pump with injection etc. is several
Kind, but these modes are handled more passively, and only manual intervention could be handled after concentration super-limit prewarning, and the place of the above
Reason mode gas simply dilutes, and dilution rate is more slow, has hidden danger, and the people when there is gas exceeding limit
It is difficult to visual sense gas exceeding limit, security incident may be caused when there is gas exceeding limit.
Contrast patent：Chinese patent 201520136238.7 describes a kind of gas exceeding limit automatic processing device, including with
The firedamp sensor and a motor switch that controller is connected, described motor switch are arranged on compressed-air system line branching pipe
On, branched pipe is provided with air jet system, using the detection function of the firedamp sensor of safety monitoring system, utilizes driven opening
Close, compressed-air system pipeline and air jet system region of being transfinited automatically to gas density are diluted processing, but this kind of gas
Transfinite automatic processing device air jet system due to being that two parallel branched pipes are diluted to gas density, work effect
Rate is low, it is impossible to quickly the gas density to transfinite is diluted, therefore, proposes a kind of coal gas in mine certainly regarding to the issue above
Dynamic pressure wind dilution device.
Utility model content
The purpose of this utility model is to provide a kind of coal gas in mine from dynamic pressure wind dilution device, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of coal gas in mine is from dynamic pressure wind dilution device, including air jet system and is connected with air jet system
Branched pipe, air jet system side sets connector, and connected between branched pipe and air jet system by connector；
The branched pipe side connects secondary injection pipe, and branched pipe side connection motor switch；The motor switch and it is arranged on point
The controller connection of branch pipe side, controller side connection firedamp sensor；The controller side sets power interface, control
Device inside motor switch with being electrically connected with, the inside connection of motor switch control branched pipe.
As further program of the utility model：Also include the first passage and the second passage, air jet system
Side wall sets the first passage, and secondary injection pipe side wall sets second passage.
As further program of the utility model：The air jet system is hollow circular ring shape structure, and air sprays
Device side wall is provided with equally distributed first passage of several helical forms.
As further program of the utility model：The secondary injection pipe side wall is provided with several helical forms and uniformly divided
Second passage of cloth.
As further program of the utility model：The secondary injection pipe is hollow cylindrical structure.
As further program of the utility model：Branch's pipe diameter is more than the diameter of secondary injection pipe.
As further program of the utility model：The branched pipe inside air jet system with connecting.
Compared with prior art, the utility model is compact-sized, small volume；Utilize the firedamp sensor of safety monitoring system
Detection function, using motor switch, compressed-air system pipeline and air jet system automatically to the exceeded region of gas density carry out
Dilution is handled, and is devised the air jet system structure of uniqueness, is accelerated the injection of air, gas exceeding limit concentration is obtained quickly
Dilution, improve the security of mine operation, have good economic benefit and social benefit, be adapted to promote the use of.
Brief description of the drawings
Fig. 1 is overall structure diagram of the coal gas in mine from dynamic pressure wind dilution device；
Fig. 2 is structural representation of the coal gas in mine from connector in dynamic pressure wind dilution device.
In figure：1- power interfaces, 2- firedamp sensors, 3- controllers, 4- motor switches, 5- connectors, the injection of 6- air
Device, the passages of 61- first, 7- secondary injections pipe, the passages of 71- second, 8- branched pipes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1~2, in the utility model embodiment, a kind of coal gas in mine is from dynamic pressure wind dilution device, including sky
Gas spraying device 6 and the branched pipe 8 being connected with air jet system 6, the side of air jet system 6 sets connector 5, and divides
Connected between branch pipe 8 and air jet system 6 by connector 5；The side of the branched pipe 8 connection secondary injection pipe 7, and branch
The side of pipe 8 connects motor switch 4；The motor switch 4 is connected with being arranged on the controller 3 of the side of branched pipe 8, controller 3 one
Side connects firedamp sensor 2；The side of controller 3 sets power interface 1, and controller 3 electrically connects with the inside of motor switch 4
Connect, motor switch 4 controls the inside connection of branched pipe 8.
Also include the first passage 61 and the second passage 71, the side wall of air jet system 6 sets the first passage 61, auxiliary
Help the side wall of playpipe 7 that second passage 71 is set.
The air jet system 6 is hollow circular ring shape structure, and the side wall of air jet system 6 is provided with several helical forms
Equally distributed first passage 61.
The side wall of secondary injection pipe 7 is provided with equally distributed second passage 71 of several helical forms.
The secondary injection pipe 7 is hollow cylindrical structure.
The diameter of branched pipe 8 is more than the diameter of secondary injection pipe 7.
The branched pipe 8 connects with the inside of air jet system 6.
The utility model when in use, using the detection function of the firedamp sensor 2 of safety monitoring system, works as gas density
When reaching certain value, firedamp sensor 2 transmits signal to controller 3, and controller 3 controls motor switch 4, opens compressed-air system pipe
Road, compressed air is ejected into region of transfiniting by air jet system 6, wherein, portion of air is by being evenly distributed on sky
Quick be ejected into of the first passage of helical form 61 of the side wall of gas spraying device 6 is transfinited in region, and portion of air passes through a bar
The secondary injection pipe 7 for the second passage of helical form 71 that shape band is evenly distributed sprays, and it is harmful to reach quick mixed diluting gas etc.
The effect of gas concentration, when gas density reaches below setting, control signal is delivered to controller 3 by firedamp sensor 2 again,
Controller 3 closes motor switch 4, reaches the purpose for automatically processing gas exceeding limit.
The utility model is compact-sized, small volume；Using the detection function of the firedamp sensor of safety monitoring system, utilize
Motor switch, compressed-air system pipeline and air jet system are diluted processing to the exceeded region of gas density automatically, devise
Unique air jet system structure, accelerates the injection of air, gas exceeding limit concentration is quickly diluted, and improves mine
The security of operation, there are good economic benefit and social benefit, be adapted to promote the use of.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of coal gas in mine is from dynamic pressure wind dilution device, it is characterised in that is sprayed including air jet system and with air
The branched pipe of injection device connection, air jet system side sets connector, and passes through between branched pipe and air jet system
Connector connects；The branched pipe side connects secondary injection pipe, and branched pipe side connection motor switch；The motor switch
It is connected with the controller for being arranged on branched pipe side, controller side connection firedamp sensor；The controller side sets electricity
Source interface, controller inside motor switch with being electrically connected with, the inside connection of motor switch control branched pipe.
2. a kind of coal gas in mine according to claim 1 is from dynamic pressure wind dilution device, it is characterised in that also including first
Passage and the second passage, air jet system side wall set the first passage, and secondary injection pipe side wall sets described second
Passage.
3. a kind of coal gas in mine according to claim 2 is from dynamic pressure wind dilution device, it is characterised in that the air spray
Injection device is hollow circular ring shape structure, and air jet system side wall is provided with equally distributed first ventilation of several helical forms
Hole.
4. a kind of coal gas in mine according to claim 2 is from dynamic pressure wind dilution device, it is characterised in that the auxiliary spray
Penetrate pipe side wall and be provided with equally distributed second passage of several helical forms.
5. a kind of coal gas in mine according to claim 1 is from dynamic pressure wind dilution device, it is characterised in that the auxiliary spray
It is hollow cylindrical structure to penetrate pipe.
6. a kind of coal gas in mine according to claim 1 is from dynamic pressure wind dilution device, it is characterised in that the branched pipe
Diameter is more than the diameter of secondary injection pipe.
7. a kind of coal gas in mine according to claim 1 is from dynamic pressure wind dilution device, it is characterised in that the branched pipe
With being connected inside air jet system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720513776.2U CN206860227U (en) | 2017-05-10 | 2017-05-10 | A kind of coal gas in mine is from dynamic pressure wind dilution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720513776.2U CN206860227U (en) | 2017-05-10 | 2017-05-10 | A kind of coal gas in mine is from dynamic pressure wind dilution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860227U true CN206860227U (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720513776.2U Expired - Fee Related CN206860227U (en) | 2017-05-10 | 2017-05-10 | A kind of coal gas in mine is from dynamic pressure wind dilution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907176A (en) * | 2017-05-10 | 2017-06-30 | 杨宏俊 | A kind of coal gas in mine is from dynamic pressure wind dilution device |
-
2017
- 2017-05-10 CN CN201720513776.2U patent/CN206860227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907176A (en) * | 2017-05-10 | 2017-06-30 | 杨宏俊 | A kind of coal gas in mine is from dynamic pressure wind dilution device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20210510 |