CN208742178U - A kind of returnairshaft well head waste air multistage demisting dust falling system - Google Patents
A kind of returnairshaft well head waste air multistage demisting dust falling system Download PDFInfo
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- CN208742178U CN208742178U CN201821350153.9U CN201821350153U CN208742178U CN 208742178 U CN208742178 U CN 208742178U CN 201821350153 U CN201821350153 U CN 201821350153U CN 208742178 U CN208742178 U CN 208742178U
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Abstract
The utility model relates to a kind of returnairshaft well head waste air multistage demisting dust falling systems, belong to mine ventilation environmental technology field, the returnairshaft well head waste air multistage demisting dust falling system includes level-one waste air part flow arrangement, level-one cooling device, second level waste air part flow arrangement, second level cooling device, device for reducing dust, water cycle utilization device.The utility model is cooled down twice cooling to waste air by setting level-one cooling device and second level cooling device, realize gas-water separation, device for reducing dust, which is arranged, carries out water spray washing to waste air simultaneously, realize depositing dust, water cycle utilization device is set, cooling water is precipitated, while waste air will be washed in water circulation use to device for reducing dust again, realizes water circulation use.System can not only integrally eliminate the white haze of return air well head generation, reduce the dust concentration of returnairshaft outlet waste air, while can also collect the steam of underground waste air and recycle, and energy conservation and environmental protection is reliable for operation, and practical, demisting dust-laying effect is significant.
Description
Technical field
The utility model belongs to mine ventilation environmental technology field, specifically, it is more to be related to a kind of returnairshaft well head waste air
Grade demisting dust falling system.
Background technique
After underground respectively enters returnairshaft with wind field institute waste air, mine is discharged by returnairshaft.Underground mine respectively uses wind field to be produced
Raw waste air is both needed to that earth's surface is discharged by returnairshaft, since the waste air caused by wind field has certain temperature, humidity and dust
Dense amount contacts after reaching earth's surface with cold air, easily generation white haze.Especially autumn and winter, northern area and high altitude localities
Since underground and the earth's surface temperature difference generally reach 20 DEG C or more, the excessive temperature difference leads to waste air wind velocity lift and sharply condenses, and produces
Raw white haze can be distributed to 20 meters of well head earth's surface overhead area above.As the environmental consciousness of Chinese gradually increases, mine
Enterprise strengthens the management intensity to returnairshaft well head waste air.It is less for the disposal technology of underground mine well head waste air at present,
There are demisting efficiencies it is low, effect is poor the deficiencies of.
Summary of the invention
In order to solve the problems, such as background technique, the utility model provides a kind of returnairshaft well head waste air multistage and removes
Mist dust falling system eliminates the white haze that return air well head generates, and reduces the dust concentration of returnairshaft outlet waste air, collects in the waste air of underground
Steam and recycle, form complete waste air multistage demisting dust falling system.
To achieve the above object, the utility model is achieved by the following technical solution:
A kind of returnairshaft well head waste air multistage demisting dust falling system, including level-one waste air part flow arrangement, level-one cool
Device, second level waste air part flow arrangement, second level cooling device, device for reducing dust, water cycle utilization device；The level-one waste air point
Stream device is the cross pipeline configuration that can disperse returnairshaft waste air by returnairshaft Xiang Yizhi four direction, and level-one waste air shunts
The air inlet of device is connected to returnairshaft, is connected with level-one cooling device, level-one in the outlet of level-one waste air part flow arrangement
Cooling device is made of the closed air guide duct of level-one with heavy caliber cooling tube, the import and level-one of the closed air guide duct of level-one
The outlet of waste air part flow arrangement, heavy caliber cooling tube are uniformly arranged and are mounted in primary seal air guide duct, and described two
Grade waste air part flow arrangement is the four-way pipeline configuration that can disperse waste air to one to three direction, second level waste air part flow arrangement into
Mouthful and the closed air guide duct of level-one outlet, second level is connected in the outlet of second level waste air part flow arrangement and is cooled dress
Set, second level cooling device is made of the closed air guide duct of second level with small-bore cooling tube, the closed air guide duct of second level into
The outlet of mouth and second level waste air part flow arrangement, small-bore cooling pipe, which is uniformly arranged, is mounted on the closed air guide duct of second level
It is interior, atomizing de-dusting apparatus is installed, atomizing de-dusting apparatus is by crust of the device, high pressure spray in the outlet of the closed air guide duct of second level
Mouth, cooling pond composition, crust of the device inner cavity are connected to secondary seal air guide duct, and the cooling pond is arranged outside device
The bottom of shell offers the jet stream gas vent for being connected to cooling pond inner cavity with crust of the device inner cavity on crust of the device bottom, high
Pressure nozzle is arranged in the inner cavity top of crust of the device, the water cycle utilization device by overflow pipe, sedimentation basin, pressurized equipment,
Water supplying pipe composition, is provided with the overflow pipe for diversion, sedimentation basin and high pressure nozzle between the sedimentation basin and cooling pond
Between be provided with water supplying pipe for supplying water to high pressure nozzle, the pressurization for adjusting sedimentation basin internal pressure is additionally provided in sedimentation basin
Equipment.
Further, the level-one cooling device, according to waste air air quantity, wind speed, mountable 1 set to 4 sets；The second level
Cooling device, according to waste air air quantity, wind speed, mountable 1 set to 3 sets on each second level waste air part flow arrangement.
Further, the small-bore cooling tube and heavy caliber cooling tube are hollow structure, and lateral arrangement, longitudinal direction can be used
Arrangement, the installation of interlaced arrangement form, inside cooling tube directly and air communication.
Further, each device integral installation is kept for 3~10 ° with horizontal direction.Level-one waste air part flow arrangement bottom is higher than
Other bottom of device height.
The utility model has the beneficial effects that
The utility model is cooled down twice cooling to waste air by setting level-one cooling device and second level cooling device, real
Existing gas-water separation, while device for reducing dust is set, water spray washing is carried out to waste air by high pressure nozzle, dust is rinsed into cooling water
In pond, be arranged water cycle utilization device, cooling water is precipitated, at the same again by water circulation use to device for reducing dust to waste air
It is washed, realizes water circulation use.System can not only integrally eliminate the white haze of return air well head generation, reduce returnairshaft outlet
The dust concentration of waste air, while the steam of underground waste air can also be collected and recycled, energy conservation and environmental protection is reliable for operation, practicability
By force, demisting dust-laying effect is significant.
Detailed description of the invention
Fig. 1 is the utility model perspective view；
Fig. 2 is the utility model top view.
In figure, 1- returnairshaft, 2- level-one waste air part flow arrangement, the closed air guide duct of 3- level-one, 4- heavy caliber cooling tube, 5-
Second level waste air part flow arrangement, the closed air guide duct of 6- second level, the small-bore cooling tube of 7-, 8- crust of the device, 9- high pressure nozzle, 10-
Cooling pond, 11- jet stream gas vent, 12- overflow pipe, 13- sedimentation basin, 14- pressurized equipment, 15- water supplying pipe.
Specific embodiment
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, below in conjunction with attached drawing, to this
The preferred embodiment of utility model is described in detail, to facilitate the technical staff to understand.
As shown in Figs. 1-2, a kind of returnairshaft well head waste air multistage demisting dust falling system, including level-one waste air part flow arrangement 2,
Level-one cooling device, second level waste air part flow arrangement 5, second level cooling device, device for reducing dust, water cycle utilization device；
The level-one waste air part flow arrangement 2 is the cross pipeline that can disperse 1 waste air of returnairshaft by 1 Xiang Yizhi four direction of returnairshaft
The air inlet of structure, level-one waste air part flow arrangement 2 is connected to returnairshaft 1, after waste air enters level-one waste air part flow arrangement 2, by one
Grade waste air part flow arrangement 2 branches to each outlet, and level-one is connected in the outlet of level-one waste air part flow arrangement 2 and is cooled dress
It sets, level-one cooling device is made of the closed air guide duct 3 of level-one with heavy caliber cooling tube 4, the closed air guide duct 3 of level-one
The outlet of import and level-one waste air part flow arrangement 2, uniformly arrangement is mounted on primary seal air guide duct to heavy caliber cooling tube 4
Interior, waste air is entered the closed air guide duct of level-one of level-one cooling device by each outlet after the shunting of level-one waste air part flow arrangement 2
In 3, waste air is contacted with the heavy caliber cooling tube 4 in the closed guide duct of level-one, carries out heat exchange, realizes the primary drop to waste air
Temperature, it is preferable that the level-one cooling device mountable 1 set to 4 sets, respectively corresponds level-one dirt according to waste air air quantity, wind speed
Four outlet ports of wind part flow arrangement 2, when installation, if the outlet of a certain level-one waste air part flow arrangement 2 was without using that should go out
Mouth is directly closed without installing follow up device.The second level waste air part flow arrangement 5 is can be by waste air to one to three side
To the four-way pipeline configuration of dispersion, the import of second level waste air part flow arrangement 5 and the outlet of the closed air guide duct 3 of level-one are dirty
Wind enters in second level waste air part flow arrangement 5 via the closed air guide duct 3 of level-one, is branched to by second level waste air part flow arrangement 5 each
It exports, is connected with second level cooling device in the outlet of second level waste air part flow arrangement 5, second level cooling device is close by second level
It closes air guide duct 6 and small-bore cooling tube 7 forms, the import of the closed air guide duct 6 of second level and going out for second level waste air part flow arrangement 5
Mouth connection, small-bore cooling tube 7, which is uniformly arranged, to be mounted in the closed air guide duct 6 of second level, and waste air is shunted through second level waste air and filled
After setting 5 shuntings, entered in the closed air guide duct 6 of second level of second level cooling device by each outlet, waste air and the closed wind-guiding of second level
Small-bore cooling tube 7 in pipe contacts, and carries out heat exchange, realizes the cooling again to waste air, it is preferable that the second level is cooling
Device, according to waste air air quantity, wind speed, mountable 1 set to 3 sets on each second level waste air part flow arrangement 5, when installation, if a certain two
The outlet of grade waste air part flow arrangement 5 is without using then the outlet is directly closed without installing follow up device.Second level is closed
Atomizing de-dusting apparatus is installed, atomizing de-dusting apparatus is by crust of the device 8, high pressure nozzle 9, cooling water in the outlet of air guide duct 6
Pond 10 forms, and 8 inner cavity of crust of the device is connected to secondary seal air guide duct, and the cooling pond 10 is arranged in crust of the device 8
Bottom, offer the jet stream gas vent for being connected to 10 inner cavity of cooling pond with 8 inner cavity of crust of the device on 8 bottom of crust of the device
11, the inner cavity top of crust of the device 8 is arranged in high pressure nozzle 9, and high pressure nozzle 9 is arranged in device inner top, and water spray is formed downwards
Water curtain is used for depositing dust, and jet stream gas vent 11 is arranged in 8 bottom of crust of the device, cooling pond 10 is connected to crust of the device 8, dirty
Wind is injected directly into cooling pond 10 by jet stream gas vent 11, meanwhile, condensed water, the water spray of high pressure nozzle 9 in system also by
Jet stream gas vent 11 is injected directly into the recycling of cooling pond 10, avoids water resource waste.The water cycle utilization device is by overflow
Pipe 12, sedimentation basin 13, pressurized equipment 14, water supplying pipe 15 form, and are arranged between the sedimentation basin 13 and cooling pond 10 useful
In the overflow pipe 12 of diversion, due to constantly there is the condensed water generated after waste air is cooling in system as supplement, after system operation
External moisturizing is not needed.After the water surface reach a certain height in cooling pond 10, water enters water circulation benefit by 12 overflow of overflow pipe
It is recycled with device, the water supplying pipe 15 for supplying water to high pressure nozzle 9 is provided between sedimentation basin 13 and high pressure nozzle 9, it is high
Pressure nozzle 9 uses the water of sedimentation basin 13 in water cycle utilization device as water source, realizes water circulation use, saves water resource, sinks
It is additionally provided with the pressurized equipment 14 for adjusting 13 internal pressure of sedimentation basin in shallow lake pond 13, for adjusting the air pressure in sedimentation basin 13, overflows
After the water that 10 overflow of cooling pond goes out is concentrated to sedimentation basin 13 by flow tube 12, water is pressurizeed after precipitating by pressurized equipment 14, is led to
The high pressure nozzle 9 that water supplying pipe 15 is delivered to atomizing de-dusting apparatus is crossed, realizes the recycling of water, guarantees the water circulation of whole device
It can operate normally.When water is more in system, 15 line of water supplying pipe can supply water to exterior.The utility model passes through setting
Level-one cooling device and second level cooling device are cooled down twice cooling to waste air, realize gas-water separation, while depositing dust dress is arranged
It sets, water spray washing is carried out to waste air by high pressure nozzle 9, dust is rinsed in cooling pond 10, setting water circulation use fills
It sets, cooling water is precipitated, while waste air will be washed in water circulation use to device for reducing dust again, realize water circulation benefit
With.System can not only integrally eliminate the white haze of 1 mouthful of returnairshaft generation, reduce the dust concentration of 1 outlet waste air of returnairshaft, simultaneously
The steam of underground waste air can also be collected and recycled, energy conservation and environmental protection is reliable for operation, and practical, demisting dust-laying effect is significant.
Preferably, the small-bore cooling tube 7 and heavy caliber cooling tube 4 are hollow structure, and lateral arrangement can be used, indulge
To arrangement, the installation of interlaced arrangement diversified forms, inside cooling tube directly and air communication, guarantee small-bore cooling tube 7 and great Kou
Diameter cooling tube 4 can be contacted preferably with waste air, cooling down be realized, to achieve the purpose that gas-water separation.
Preferably, each device integral installation is kept for 3~10 ° with horizontal direction.2 bottom of level-one waste air part flow arrangement is higher than
Other bottom of device height, it is ensured that the condensed water of internal system can flow to the jet stream gas vent 11 of device for reducing dust certainly, into cooling
Pond 10 does not enter 1 pit shaft of returnairshaft.
Preferably, the water surface of cooling pond 10 is maintained a certain distance with jet stream gas vent 11, according to jet stream gas vent 11
Gas velocity, distance controlling is 0 to 50mm, it is ensured that while gas can be smoothly discharged, can pour and realize waste air in water
Depositing dust.
The course of work of the utility model:
Machine after waste air enters system from returnairshaft 1, initially enters level-one waste air part flow arrangement 2, disperses to four direction
Respectively enter level-one cooling device.Waste air is contacted with heavy caliber cooling tube 4 occurs heat exchange temperature reduction, into second level dirt
Wind part flow arrangement 5 is dispersed into second level cooling device to three directions.Waste air and small-bore cooling tube 7 contact secondary cooling
Enter atomizing de-dusting apparatus afterwards, is passed through in atomizing de-dusting apparatus and the water curtain formed is sprayed by high pressure nozzle 9(12).Final waste air
Cooling pond 10 is sprayed by jet stream gas vent 11 together with water spray inside atomizing de-dusting apparatus, is distributed into earth's surface air.
Waste air is in level-one waste air part flow arrangement 2, level-one cooling device, second level waste air part flow arrangement 5, second level cooling device
Condensation generates droplet, and each bottom of device is collected under self gravitation effect, flow to the jet stream exhaust of atomizing de-dusting apparatus certainly
Enter cooling pond 10 behind hole 11.
Cooling pond 10 is supplemented due to constantly there is the condensed water generated after waste air is cooling in system to be used as, in cooling pond 10
After the water surface reach a certain height, water enters sedimentation basin 13 by overflow pipe 12, after precipitating, is provided by pressurized equipment 14 certain
Pressure is delivered to high pressure nozzle 9 by water supplying pipe 15.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The range of restriction.
Claims (4)
1. a kind of returnairshaft well head waste air multistage demisting dust falling system, it is characterised in that: the returnairshaft well head waste air is multistage
Demisting dust falling system includes level-one waste air part flow arrangement, level-one cooling device, second level waste air part flow arrangement, the cooling drop of second level
Warm device, device for reducing dust, water cycle utilization device；The level-one waste air part flow arrangement be can by returnairshaft waste air from returnairshaft to
The one cross pipeline configuration dispersed to four direction, the air inlet of level-one waste air part flow arrangement are connected to returnairshaft, and level-one is dirty
Be connected with level-one cooling device in the outlet of wind part flow arrangement, level-one cooling device by the closed air guide duct of level-one with
Heavy caliber cooling tube composition, the import of the closed air guide duct of level-one and the outlet of level-one waste air part flow arrangement, heavy caliber are cold
But uniformly arrangement is mounted in primary seal air guide duct pipe, and the second level waste air part flow arrangement is can be by waste air to one to three
The four-way pipeline configuration of a direction dispersion, the import of second level waste air part flow arrangement and the outlet of the closed air guide duct of level-one,
Second level cooling device is connected in the outlet of second level waste air part flow arrangement, second level cooling device is by the closed wind-guiding of second level
Pipeline and small-bore cooling tube form, the import of the closed air guide duct of second level and the outlet of second level waste air part flow arrangement, small
Bore cooling pipe, which is uniformly arranged, to be mounted in the closed air guide duct of second level, is equipped with spray in the outlet of the closed air guide duct of second level
Mist device for reducing dust, atomizing de-dusting apparatus are made of crust of the device, high pressure nozzle, cooling pond, and crust of the device inner cavity and second level are close
Air guide duct connection is sealed, the cooling pond is arranged in the bottom of crust of the device, is offered on crust of the device bottom by cooling
The jet stream gas vent that pond inner cavity is connected to crust of the device inner cavity, the inner cavity top of crust of the device is arranged in high pressure nozzle, described
Water cycle utilization device be made of overflow pipe, sedimentation basin, pressurized equipment, water supplying pipe, the sedimentation basin and cooling pond it
Between be provided with overflow pipe for diversion, the water supply for supplying water to high pressure nozzle is provided between sedimentation basin and high pressure nozzle
It manages, the pressurized equipment for adjusting sedimentation basin internal pressure is additionally provided in sedimentation basin.
2. a kind of returnairshaft well head waste air multistage demisting dust falling system according to claim 1, it is characterised in that: described
Level-one cooling device, according to waste air air quantity, wind speed, mountable 1 set to 4 sets；The second level cooling device, according to waste air wind
It measures, wind speed, mountable 1 set to 3 sets on each second level waste air part flow arrangement.
3. a kind of returnairshaft well head waste air multistage demisting dust falling system according to claim 1, it is characterised in that: described
Small-bore cooling tube and heavy caliber cooling tube are hollow structure, and lateral arrangement can be used, be longitudinally arranged, interlaced arrangement form peace
Dress, inside cooling tube directly and air communication.
4. a kind of returnairshaft well head waste air multistage demisting dust falling system according to claim 1, it is characterised in that: each device
Integral installation keeps 3~10 ° with horizontal direction, and level-one waste air part flow arrangement bottom is higher than other bottom of device height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821350153.9U CN208742178U (en) | 2018-08-21 | 2018-08-21 | A kind of returnairshaft well head waste air multistage demisting dust falling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821350153.9U CN208742178U (en) | 2018-08-21 | 2018-08-21 | A kind of returnairshaft well head waste air multistage demisting dust falling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208742178U true CN208742178U (en) | 2019-04-16 |
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ID=66080794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821350153.9U Active CN208742178U (en) | 2018-08-21 | 2018-08-21 | A kind of returnairshaft well head waste air multistage demisting dust falling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208742178U (en) |
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2018
- 2018-08-21 CN CN201821350153.9U patent/CN208742178U/en active Active
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