CN206625829U - A kind of coal mine gas separator - Google Patents
A kind of coal mine gas separator Download PDFInfo
- Publication number
- CN206625829U CN206625829U CN201720257035.2U CN201720257035U CN206625829U CN 206625829 U CN206625829 U CN 206625829U CN 201720257035 U CN201720257035 U CN 201720257035U CN 206625829 U CN206625829 U CN 206625829U
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- Prior art keywords
- chamber
- refined filtration
- mixing chamber
- inlet plenum
- primary mixing
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Abstract
The utility model provides a kind of coal mine gas separator, belong to coal mine gas equipment technical field, including admission line, inlet plenum and separation chamber, admission line lower end connects with inlet plenum, exhaust fan is provided with inlet plenum, separation chamber includes primary mixing chamber, refined filtration room and mud chamber, dividing plate is provided between primary mixing chamber and refined filtration room, mud chamber is located at below refined filtration room, one-level filter screen is provided between refined filtration room and mud chamber, refined filtration is additionally provided with secondary screen in room, secondary screen is located at first-level filtering side on the net, refined filtration ceiling portion offers gas drainage under suction mouth, mud chamber bottom offers slag-drip opening, conveyance conduit is provided between inlet plenum and separation chamber, conveyance conduit upper end connects with inlet plenum, conveyance conduit lower end connects with primary mixing chamber.This is rational in infrastructure, saves and takes up an area, and slagging-off, outgassing rate are high, and the gas density of separation is high, improves the utilization rate of gas.
Description
Technical field
The utility model belongs to coal mine gas equipment technical field, and in particular to a kind of coal mine gas separator.
Background technology
Gas is that byproduct is produced in progress of coal mining, it be escaped from coal and country rock methane, carbon dioxide and
The mixed gas of the compositions such as nitrogen, it is both a kind of energy of high heating value, while pollutes air and the safety in production to colliery again and cause
Adverse effect, when gas bearing capacity is 5%~16% in air, meeting fire can set off an explosion, so coal mine gas is to cause mine
First of the disaster of gas accident, very big danger is brought to safety in production.As coal mining difficulty is increasing, Gas Outburst
Problem is also more and more, and therefore, during Safety of Coal Mine Production, the extraction in advance on gas is that a kind of gas that solves influences coal
The effective way of ore deposit safety in production.
Existing exploitation is by carrying out drilling outflow gas and water, slag mixture enters shaft sump, then passes through draining pumping
Take, this mode easily causes the pollution of water-pipe blockage and environment, while existing gas, slag separator, when spraying mixture
Easily block, the separation of water, slag can not be realized, be difficult to separate for flue dust, photographic fog and steam of gas internal mix etc. in addition, make
Purity after being separated into gas is not high, separating effect unobvious.The gas for causing to release cannot get effectively profit because concentration is low
With can only empty in most cases, not only waste good resource, also pollute environment, cause greenhouse effects.
Utility model content
In order to overcome above-mentioned the shortcomings of the prior art, the utility model provides a kind of coal mine gas separator.
To achieve these goals, the utility model provides following technical scheme：
A kind of coal mine gas separator, including admission line, inlet plenum and separation chamber；
Admission line upper end outer wall is provided with a circle air bag hole sealing tube, the admission line lower end and the inlet plenum
Connect, be provided with exhaust fan in the inlet plenum, the power transmission shaft of the exhaust fan passes through the air inlet chamber outer wall and power motor
Output shaft be fixedly connected；
The separation chamber includes primary mixing chamber, refined filtration room and mud chamber, the primary mixing chamber and the refined filtration room it
Between be provided with dividing plate, the mud chamber is located at below the refined filtration room, and one is provided between the refined filtration room and the mud chamber
Level filter screen, between the dividing plate and the primary mixing chamber bottom there is gap to cause the primary mixing chamber and the mud chamber
Connection, at least two first baffles and at least two second baffles are provided with the primary mixing chamber, one of them described the
One baffle plate is set at the top of the primary mixing chamber, and the first baffle and the second baffle are staggered, and described first
Baffle plate is fixedly connected with the dividing plate, has gap between the side wall of the first baffle and the primary mixing chamber, and described
Two baffle plates are fixedly connected with the side wall of the primary mixing chamber, have gap between the second baffle and the dividing plate；
Secondary screen is additionally provided with the refined filtration room, the secondary screen is located at first-level filtering side on the net, the two level
It is by-pass filtration space between filter screen and the one-level filter screen, is secondary filtration space above the secondary screen, the one-level
Firedamp sensor is provided with filter space and the secondary filtration space, alarm is installed in the secondary filtration space
Device, the refined filtration chamber outer wall are fixed with controller, and the firedamp sensor is fixed on the dividing plate, and the alarm is fixed on
In the refined filtration chamber interior walls, the firedamp sensor and the alarm electrically connect with the controller, the refined filtration ceiling
Portion offers gas drainage under suction mouth, and the longitudinal section of the mud chamber is upside-down triangle shape, and the mud chamber bottom offers slag-drip opening；
Conveyance conduit, the conveyance conduit upper end and the inlet plenum are provided between the inlet plenum and the separation chamber
Connection, the conveyance conduit lower end connect with the primary mixing chamber, and the conveyance conduit is provided with check valve.
Preferably, the slag-drip opening is provided with Residue extraction pipeline, and control valve is provided with the Residue extraction pipeline.
Preferably, gas explosion suppression device is installed in the admission line.
Preferably, in addition to return line, reflux pump, described return line one end and institute are provided with the return line
The connection of by-pass filtration space is stated, the return line other end connects with the mud chamber.
Preferably, the controller is 89C82 single-chip microcomputers.
Coal mine gas separator provided by the utility model is rational in infrastructure, by exhaust fan by gas mixture from extraction
Mouth is extracted out, is carried out just that after the first baffle in primary mixing chamber and the multiple baffling of second baffle, can make gas and water, slag
Step separation, by setting one-level filter screen and secondary screen in refined filtration room, can be carried out the mixture to come from primary mixing chamber
Separation, mud chamber is isolated in by one-level filter screen by waste residue, and gas and aqueous vapor continue upwardly into refined filtration room, then by refined filtration room
Interior secondary screen, after gas is dried in moisture and is discharged from the extraction mouth in refined filtration ceiling portion, the device saves space, saves
Take up an area, slagging-off, outgassing rate are high, and the gas density of separation is high, improves the utilization rate of gas.
Brief description of the drawings
Fig. 1 is the structural representation of the coal mine gas separator of the utility model embodiment 1；
Fig. 2 is the structural representation of separation chamber.
Embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is further described.Following examples are only used for
Clearly illustrate the technical solution of the utility model, and the scope of protection of the utility model can not be limited with this.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ",
The orientation or position relationship of the instruction such as " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings or position relationship, are only
For the ease of description the technical solution of the utility model and simplify description, rather than indicate or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property., it is necessary to which explanation, unless otherwise clear and definite regulation or limits, term " connected ", " connect in description of the present utility model
Connect " it should broadly understood, for example, it may be fixedly connected or be detachably connected, or integral type connection；It can be machine
Tool connects or electrical connection；Can be joined directly together or be indirectly connected by intermediary.For this area
Those of ordinary skill for, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.At this
In the description of utility model, unless otherwise indicated, " multiple " are meant that two or more, will not be described in detail herein.
Embodiment 1
The utility model provides a kind of coal mine gas separator, specifically as depicted in figs. 1 and 2, including admission line
1st, inlet plenum 2 and separation chamber 3；
The upper end outer wall of admission line 1 is provided with a circle air bag hole sealing tube 4, and the lower end of admission line 1 connects with inlet plenum 2, enters
Exhaust fan 5 is provided with air chamber 2, the output shaft of power transmission shaft through the outer wall of inlet plenum 2 and power motor 6 of exhaust fan 5, which is fixed, to be connected
Connect；
Separation chamber 3 includes primary mixing chamber 3-1, refined filtration room 3-2 and mud chamber 3-3, primary mixing chamber 3-1 and refined filtration room
Dividing plate 7 is provided between 3-2, mud chamber 3-3 is located at below the 3-2 of refined filtration room, is provided between refined filtration room 3-2 and mud chamber 3-3
One-level filter screen 8, between dividing plate 7 and primary mixing chamber 3-1 bottoms there is gap primary mixing chamber 3-1 and mud chamber 3-3 is connected
It is logical, at least two first baffles 9 and at least two second baffles 10, one of first gear are provided with primary mixing chamber 3-1
Plate 9 is set at the top of primary mixing chamber 3-1, and first baffle 9 and second baffle 10 are staggered, first baffle 9 and dividing plate 7
It is fixedly connected, there is gap, second baffle 10 and primary mixing chamber 3- between first baffle 9 and primary mixing chamber 3-1 side wall
1 side wall is fixedly connected, and has gap between second baffle 10 and dividing plate 7.First baffle 9 and second baffle 10 are staggered,
Play the baffling effect to mixture.
Secondary screen 11 is additionally provided with the 3-2 of refined filtration room, secondary screen 11 is located at the top of one-level filter screen 8, the He of secondary screen 11
It is by-pass filtration space between one-level filter screen 8, the top of secondary screen 11 is secondary filtration space.In the present embodiment, one-level filter screen 8
Mesh number is larger, and for filtering the waste residue in mixture, the mesh number of secondary screen 11 is smaller, and secondary screen 11 is specially three-layered node
Structure, upper and lower two layers of lamina reticularis is middle added with drier, the gas aqueous vapor for entering by-pass filtration space can be dried and obtain
The high methane gas of purity.In order to detect gas density in grade filter space and secondary filtration space in real time, prevent gas
Excessively cause unexpected generation, firedamp sensor 12, secondary filtration are provided with by-pass filtration space and secondary filtration space
Alarm 13 is installed, refined filtration room 3-2 outer walls are fixed with controller 14, and controller 14 is that 89C82 is mono- in the present embodiment in space
Piece machine.Firedamp sensor 12 is fixed on dividing plate 7, and alarm 13 is fixed on the 3-2 inwalls of refined filtration room, firedamp sensor 12 and report
Alert device 13 electrically connects with controller 14, offers gas drainage under suction mouth 22 at the top of the 3-2 of refined filtration room, mud chamber 3-3 longitudinal section is
Upside-down triangle shape, mud chamber 3-3 bottoms offer slag-drip opening.
Conveyance conduit 15 is provided between inlet plenum 2 and separation chamber 3, the upper end of conveyance conduit 15 connects with inlet plenum 2, defeated
The lower end of pipeline 15 is sent to be connected with primary mixing chamber 3-1, conveyance conduit 15 is provided with check valve 16.
Further, the upper end outer wall of air bag hole sealing tube 4 is obliquely installed, and is ensured that admission line 1 is convenient and is entered in exploitation pipeline.
In the present embodiment, slag-drip opening is provided with Residue extraction pipeline 17, and control valve 18 is provided with Residue extraction pipeline 17.Admission line
Gas explosion suppression device 19 is installed in 1.
Meanwhile the present embodiment also includes return line 20, and reflux pump 21, return line 20 1 are provided with return line 20
End connects with by-pass filtration space, and the other end of return line 20 connects with mud chamber 3-3.
Embodiment described above is only the preferable embodiment of the utility model, and the scope of protection of the utility model is not
It is limited to this, any those skilled in the art can become apparent in the technical scope that the utility model discloses
Technical scheme simple change or equivalence replacement, belong to the scope of protection of the utility model.
Claims (5)
1. a kind of coal mine gas separator, it is characterised in that including admission line (1), inlet plenum (2) and separation chamber (3)；
Admission line (1) upper end outer wall is provided with a circle air bag hole sealing tube (4), admission line (1) lower end with it is described
Inlet plenum (2) is connected, and exhaust fan (5) is provided with the inlet plenum (2), and the power transmission shaft of the exhaust fan (5) enters described in
Air chamber (2) outer wall is fixedly connected with the output shaft of power motor (6)；
The separation chamber (3) includes primary mixing chamber (3-1), refined filtration room (3-2) and mud chamber (3-3), the primary mixing chamber
Dividing plate (7) is provided between (3-1) and the refined filtration room (3-2), the mud chamber (3-3) is located under the refined filtration room (3-2)
Side, is provided with one-level filter screen (8) between the refined filtration room (3-2) and the mud chamber (3-3), the dividing plate (7) with it is described at the beginning of
Level between mixing chamber (3-1) bottom there is gap the primary mixing chamber (3-1) is connected with the mud chamber (3-3), institute
State in primary mixing chamber (3-1) and be provided with least two first baffles (9) and at least two second baffles (10), one of institute
State first baffle (9) to set at the top of the primary mixing chamber (3-1), the first baffle (9) and the second baffle
(10) it is staggered, the first baffle (9) is fixedly connected with the dividing plate (7), and the first baffle (9) and the primary are mixed
There is gap, the second baffle (10) and the side wall of the primary mixing chamber (3-1) fix company between the side wall of conjunction room (3-1)
Connect, there is gap between the second baffle (10) and the dividing plate (7)；
Secondary screen (11) is additionally provided with the refined filtration room (3-2), the secondary screen (11) is located on the one-level filter screen (8)
Side, is by-pass filtration space between the secondary screen (11) and the one-level filter screen (8), is above the secondary screen (11)
Firedamp sensor (12) is provided with secondary filtration space, the by-pass filtration space and the secondary filtration space, it is described
Alarm (13) is installed, refined filtration room (3-2) outer wall is fixed with controller (14), and the gas passes in secondary filtration space
Sensor (12) is fixed on the dividing plate (7), and the alarm (13) is fixed on refined filtration room (3-2) inwall, described watt
This sensor (12) and the alarm (13) electrically connect with the controller (14), are opened up at the top of the refined filtration room (3-2)
There is gas drainage under suction mouth (22), the longitudinal section of the mud chamber (3-3) is upside-down triangle shape, and mud chamber (3-3) bottom opens up
There is slag-drip opening；
Be provided with conveyance conduit (15) between the inlet plenum (2) and the separation chamber (3), conveyance conduit (15) upper end with
Inlet plenum (2) connection, conveyance conduit (15) lower end connect with the primary mixing chamber (3-1), the conveyance conduit
(15) it is provided with check valve (16).
2. coal mine gas separator according to claim 1, it is characterised in that the slag-drip opening is provided with Residue extraction pipeline
(17) control valve (18), is installed on the Residue extraction pipeline (17).
3. coal mine gas separator according to claim 1, it is characterised in that be provided with the admission line (1)
Gas explosion suppression device (19).
4. coal mine gas separator according to claim 1, it is characterised in that described also including return line (20)
Reflux pump (21) is provided with return line (20), described return line (20) one end connects with the by-pass filtration space, institute
Return line (20) other end is stated to connect with the mud chamber (3-3).
5. coal mine gas separator according to claim 1, it is characterised in that the controller (14) is that 89C82 is mono-
Piece machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720257035.2U CN206625829U (en) | 2017-03-16 | 2017-03-16 | A kind of coal mine gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720257035.2U CN206625829U (en) | 2017-03-16 | 2017-03-16 | A kind of coal mine gas separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206625829U true CN206625829U (en) | 2017-11-10 |
Family
ID=60209510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720257035.2U Expired - Fee Related CN206625829U (en) | 2017-03-16 | 2017-03-16 | A kind of coal mine gas separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206625829U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937076A (en) * | 2017-12-08 | 2018-04-20 | 刘梦 | A kind of underground gas extraction processing unit |
| CN112282834A (en) * | 2020-10-29 | 2021-01-29 | 吕梁学院 | Self-discharging type sealing extraction device for high-gas-concentration area |
-
2017
- 2017-03-16 CN CN201720257035.2U patent/CN206625829U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107937076A (en) * | 2017-12-08 | 2018-04-20 | 刘梦 | A kind of underground gas extraction processing unit |
| CN107937076B (en) * | 2017-12-08 | 2020-07-24 | 山西正大恒通科技有限公司 | Underground gas extraction processing device |
| CN112282834A (en) * | 2020-10-29 | 2021-01-29 | 吕梁学院 | Self-discharging type sealing extraction device for high-gas-concentration area |
| CN112282834B (en) * | 2020-10-29 | 2022-04-26 | 吕梁学院 | Self-discharging type sealing extraction device for high-gas-concentration area |
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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: 20171110 Termination date: 20180316 |