CN207005324U - Spray valve in mining digging two-way - Google Patents
Spray valve in mining digging two-way Download PDFInfo
- Publication number
- CN207005324U CN207005324U CN201720845910.9U CN201720845910U CN207005324U CN 207005324 U CN207005324 U CN 207005324U CN 201720845910 U CN201720845910 U CN 201720845910U CN 207005324 U CN207005324 U CN 207005324U
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- China
- Prior art keywords
- seat
- inner seat
- valve
- hole
- valve element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Spray valve in a kind of mining digging two-way is the utility model is related to, including：Valve seat and center valve element, valve seat are provided with water inlet and air inlet；It is provided for closing the inner seat in bottom hole aperture in valve seat；Center valve element is provided with inner seat；The outer wall of inner seat inwall and center valve element is formed with inner seat cavity；The inner of inner seat air inlet is connected with inner seat cavity；Inner seat upper end is connected with mixing water gas storehouse；The upper end of center valve core through hole is connected with mixing water gas storehouse；Center valve element top is conus portion, and conus portion is provided with venthole；The mixing water gas storehouse front end is provided with narrow rectangle steam spout.Spray valve, simple in construction in the utility model is mining digging two-way, and suitable for the internal spraying system of coal-winning machine, development machine, hydraulic support etc., depositing dust and gas density dilution to driving face have obvious improved effect；Nozzle is not easy to be ejected, and is not easy to block, and service life length, reduces use cost and maintenance cost.
Description
Technical field
A kind of mine device for reducing dust is the utility model is related to, is to be related to spray valve in a kind of mining digging two-way specifically.
Background technology
Coal-mine integrated-mining equipment such as coal-winning machine or development machine are in use and maintenance process by working face in the pit condition institute
Cause, interior spraying equipment is frequently encountered because jet hole is blocked by a large amount of tiny bastard coal debris, reduces interior spray dust-laying effect, in the past
Processing method is usually the method rinsed using artificial, machinery or water, and practicality is very poor, and efficiency is also low.
Utility model content
For above-mentioned deficiency of the prior art, the utility model provides a kind of simple in construction, dustfall efficiency height, can be dilute
Release spray valve in the mining digging two-way of gas density.
Technical solution adopted in the utility model is：
Spray valve in a kind of mining digging two-way, including：Valve seat and center valve element, valve seat are provided with water inlet and air inlet；
Cavity is provided with valve seat；
Shoulder hole is provided with valve seat；Shoulder hole includes bottom hole and upper hole；
The cross-sectional area of bottom hole is less than the cross-sectional area of upper hole；
It is provided for closing the inner seat in bottom hole aperture in valve seat；
The inner seat is provided centrally with internal valve block hole；
The bottom of bottom hole is connected with water inlet；
Center valve element is provided with inner seat；
The center valve element is provided centrally with center valve core through hole；
The upper end of internal valve block hole and the lower end of center valve core through hole are connected；
Inner seat air inlet is provided with the middle part of the inner seat；
The outer end of inner seat air inlet is connected with air inlet；
The outer wall of inner seat inwall and center valve element is formed with inner seat cavity；
The inner of inner seat air inlet is connected with inner seat cavity；
Inner seat upper end is connected with mixing water gas storehouse；
The upper end of center valve core through hole is connected with mixing water gas storehouse；
Center valve element top is conus portion, and conus portion is provided with venthole；
The top of inner seat is provided with annular inner cone positioning disk；
Center valve element is connected by annular inner cone positioning disk with inner seat；Annular inner cone positioning disk is used for fixed center valve
Core；
The endoporus of annular inner cone positioning disk is that bellmouth is engaged with the conus portion of center valve element upper end；Match somebody with somebody with gap is combined into
Sealing is closed, segmentation water route, wind path effect is played, prevents water wind from leaking.
Position and the annexation of annular inner cone positioning disk and inner spool；
Venthole connects mixing water gas storehouse and inner seat cavity；
Venthole is 10 and is uniformly distributed, and is 50 ° with horizontal plane angle, the aperture of venthole is 1.5-2.5 millimeters.
The outer wall and inner seat outer wall of the valve seat set seal groove；Sealing ring is provided with the seal groove.
The mixing water gas storehouse front end is provided with narrow rectangle steam spout.Spraying is projected as sector, area coverage is big, can
Abundant depositing dust, dilute gas density.
The beneficial effect of the utility model compared with the prior art：
Spray valve, simple in construction in the utility model is mining digging two-way, suitable for coal-winning machine, development machine, hydraulic support etc.
Internal spraying system, to fully-mechanized mining working, the dilution of the depositing dust and gas density of driving face has obvious improved effect.
Spray valve in the utility model is mining digging two-way, the nozzle with air channel is designed with valve, can directly be blown from inside
Tiny bastard coal debris is walked, and carries aqueous vapor atomizing functions, depositing dust effect can be played, the dilution to gas density can also be played
Certain booster action.
Spray valve, is designed as narrow rectangle, by increasing capacitance it is possible to increase water outlet by nozzle orifice shape in the utility model is mining digging two-way
Amount, rectangular jet can produce fan-shaped mist-like, broad covered area, and dust-laying effect is good.
Spray valve in the utility model is mining digging two-way, under hydraulic pressure effect, because wind path goes out the addition of dirt, geomantic omen mixing
Dust-laying effect is improved significantly；The addition of wind-force can play atomizing to aqueous vapor, simultaneously also can be to digging work in depositing dust
The gas for making face plays and dispels and then reduce gas density, ensures that getting working face is more safe and reliable；Compact-sized, nozzle is not
Easily it is ejected, is not easy to block, service life length, reduces use cost and maintenance cost.
Brief description of the drawings
Fig. 1 is spray valve assembly structure diagram in the mining digging two-way of the utility model；
Fig. 2 is the application structure schematic diagram of spray valve in the mining digging two-way of the utility model；
Fig. 3 is the valve seat construction schematic diagram of spray valve in the mining digging two-way of the utility model；
Fig. 4 is the inner seat structural representation of spray valve in the mining digging two-way of the utility model；
Fig. 5 is the center valve core structure schematic diagram of spray valve in the mining digging two-way of the utility model；
Fig. 6 is the mixing water gas storehouse structural representation of spray valve in the mining digging two-way of the utility model；
Fig. 7 is the annular inner cone positioning disk structural representation of spray valve in the mining digging two-way of the utility model.
Critical piece symbol description in accompanying drawing：
In figure：
1st, valve seat 2, center valve element
3rd, water inlet 4, air inlet
5th, inner seat 6, internal valve block hole
7th, center valve core through hole 8, inner seat air inlet
9th, inner seat cavity 10, mixing water gas storehouse
11st, venthole 12, annular inner cone positioning disk
13rd, annular groove 14, interior ring washer
15th, seal groove 16, water route
17th, wind path.
Embodiment
Referring to the drawings and the utility model is described in detail embodiment：
Accompanying drawing 1-7 is understood, valve is sprayed in a kind of mining digging two-way, including：Valve seat 1 and center valve element 2, valve seat be provided with into
The mouth of a river 3 and air inlet 4；
Cavity is provided with valve seat；
Shoulder hole is provided with valve seat；Shoulder hole includes bottom hole and upper hole；
The cross-sectional area of bottom hole is less than the cross-sectional area of upper hole；
It is provided for closing the inner seat 5 in bottom hole aperture in valve seat；
The inner seat 5 is provided centrally with internal valve block hole 6；
The bottom of bottom hole is connected with water inlet 3；
Center valve element 2 is provided with inner seat 1；
The center valve element 2 is provided centrally with center valve core through hole 7；
The upper end of internal valve block hole 6 and the lower end of center valve core through hole 7 are connected；
The middle part of inner seat 5 is provided with inner seat air inlet 8；
The outer end of inner seat air inlet 8 is connected with air inlet 4；
The outer wall of inner seat inwall and center valve element is formed with inner seat cavity 9；
The inner of inner seat air inlet 8 is connected with inner seat cavity 9；
The upper end of inner seat 5 is connected with mixing water gas storehouse 10；
The upper end of center valve core through hole 7 is connected with mixing water gas storehouse 10；
The top of center valve element 2 is conus portion, and conus portion is provided with venthole 11；
The top of inner seat is provided with annular inner cone positioning disk 12；
Center valve element 2 is connected by annular inner cone positioning disk 12 with inner seat 5；Annular inner cone positioning disk 12 is used to fix
Center valve element 2；
The endoporus of annular inner cone positioning disk is that bellmouth is engaged with the conus portion of center valve element upper end；Match somebody with somebody with gap is combined into
Sealing is closed, segmentation water route, wind path effect is played, prevents water wind from leaking.
Position and the annexation of annular inner cone positioning disk and inner spool；
Venthole connects mixing water gas storehouse and inner seat cavity；
Venthole is 10 and is uniformly distributed, and is 50 ° with horizontal plane angle, the aperture of venthole is 1.5-2.5 millimeters.
The outer wall and inner seat outer wall of the valve seat set seal groove 15；Sealing ring is provided with the seal groove.
The mixing water gas storehouse front end is provided with narrow rectangle steam spout.Spraying is projected as sector, area coverage is big, can
Abundant depositing dust, dilute gas density.
Spray valve, simple in construction in the utility model is mining digging two-way, suitable for coal-winning machine, development machine, hydraulic support etc.
Internal spraying system, to fully-mechanized mining working, the dilution of the depositing dust and gas density of driving face has obvious improved effect.
Spray valve in the utility model is mining digging two-way, the nozzle with air channel is designed with valve, can directly be blown from inside
Tiny bastard coal debris is walked, and carries aqueous vapor atomizing functions, depositing dust effect can be played, the dilution to gas density can also be played
Certain booster action.
Spray valve, is designed as narrow rectangle, by increasing capacitance it is possible to increase water outlet by nozzle orifice shape in the utility model is mining digging two-way
Amount, rectangular jet can produce fan-shaped mist-like, broad covered area, and dust-laying effect is good.
Spray valve in the utility model is mining digging two-way, under hydraulic pressure effect, because wind path goes out the addition of dirt, geomantic omen mixing
Dust-laying effect is improved significantly；The addition of wind-force can play atomizing to aqueous vapor, simultaneously also can be to digging work in depositing dust
The gas for making face plays and dispels and then reduce gas density, ensures that getting working face is more safe and reliable；Compact-sized, nozzle is not
Easily it is ejected, is not easy to block, service life length, reduces use cost and maintenance cost.
Claims (3)
1. spray valve in a kind of mining digging two-way, including：Valve seat and center valve element, it is characterised in that：Valve seat is provided with water inlet
And air inlet；
Cavity is provided with valve seat；
Shoulder hole is provided with valve seat；Shoulder hole includes bottom hole and upper hole；
The cross-sectional area of bottom hole is less than the cross-sectional area of upper hole；
It is provided for closing the inner seat in bottom hole aperture in valve seat；
The inner seat is provided centrally with internal valve block hole；
The bottom of bottom hole is connected with water inlet；
Center valve element is provided with inner seat；
The center valve element is provided centrally with center valve core through hole；
The upper end of internal valve block hole and the lower end of center valve core through hole are connected；
Inner seat air inlet is provided with the middle part of the inner seat；
The outer end of inner seat air inlet is connected with air inlet；
The outer wall of inner seat inwall and center valve element is formed with inner seat cavity；
The inner of inner seat air inlet is connected with inner seat cavity；
Inner seat upper end is connected with mixing water gas storehouse；
The upper end of center valve core through hole is connected with mixing water gas storehouse；
Center valve element top is conus portion, and conus portion is provided with venthole；
The top of inner seat is provided with annular inner cone positioning disk；
Center valve element is connected by annular inner cone positioning disk with inner seat；Annular inner cone positioning disk is used for fixed center valve element；
The endoporus of annular inner cone positioning disk is that bellmouth is engaged with the conus portion of center valve element upper end；
Position and the annexation of annular inner cone positioning disk and inner spool；
Venthole connects mixing water gas storehouse and inner seat cavity；
Venthole is 10 and is uniformly distributed, and is 50 ° with horizontal plane angle, the aperture of venthole is 1.5-2.5 millimeters.
2. spray valve in mining digging two-way according to claim 1, it is characterised in that：Outside the outer wall and inner seat of the valve seat
Wall sets seal groove；Sealing ring is provided with the seal groove.
3. spray valve in mining digging two-way according to claim 1, it is characterised in that：The mixing water gas storehouse front end is provided with
Narrow rectangle steam spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720845910.9U CN207005324U (en) | 2017-07-13 | 2017-07-13 | Spray valve in mining digging two-way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720845910.9U CN207005324U (en) | 2017-07-13 | 2017-07-13 | Spray valve in mining digging two-way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005324U true CN207005324U (en) | 2018-02-13 |
Family
ID=61453938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720845910.9U Expired - Fee Related CN207005324U (en) | 2017-07-13 | 2017-07-13 | Spray valve in mining digging two-way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005324U (en) |
-
2017
- 2017-07-13 CN CN201720845910.9U patent/CN207005324U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180213 Termination date: 20180713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |