CN205392866U - A atomizing device for dust is collected - Google Patents
A atomizing device for dust is collected Download PDFInfo
- Publication number
- CN205392866U CN205392866U CN201620127821.6U CN201620127821U CN205392866U CN 205392866 U CN205392866 U CN 205392866U CN 201620127821 U CN201620127821 U CN 201620127821U CN 205392866 U CN205392866 U CN 205392866U
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- China
- Prior art keywords
- water
- air
- dust
- dust collection
- valve
- Prior art date
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- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000007921 spray Substances 0.000 claims description 22
- 238000002604 ultrasonography Methods 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 9
- 238000005507 spraying Methods 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract 5
- 239000007924 injection Substances 0.000 abstract 5
- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 230000026683 transduction Effects 0.000 abstract 1
- 238000010361 transduction Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 28
- 239000002817 coal dust Substances 0.000 description 15
- 239000002245 particle Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000000889 atomisation Methods 0.000 description 4
- 239000010883 coal ash Substances 0.000 description 4
- 239000003665 fog water Substances 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004630 mental health Effects 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 235000017899 Spathodea campanulata Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Landscapes
- Special Spraying Apparatus (AREA)
Abstract
The utility model relates to an atomizing device for dust is collected, include: the spraying case, with the water system of spraying incasement water injection well choke intercommunication to reach the compress air system with spraying incasement air cock intercommunication, the spraying incasement still is equipped with ultrasonic instrument, the injection region of water injection well choke in proper order with ultrasonic instrument's ultrasonic wave transmission regional with the injection of air cock is alternately regional, the water system is including the water source, water softener, filter and the force (forcing) pump that connect gradually, the force (forcing) pump intercommunication the water injection well choke. Through the mechanical sound wave of high -frequency, link up the part at the air current, accelerate air speed, through powerful ground impact force, water is sheared relatively little water droplet, then carries out the work of drastic acoustic transduction one -tenth and taken away by high -speed air in the liquid drop division of thousands of microns sizes.
Description
Technical field
This utility model relates to a kind of dust collecting, particularly relates to a kind of atomising device for dust collection.
Background technology
China is coal producer maximum in the world and Hao Mei state, and fire coal account for about the 70% of China's energy resource structure, and overwhelming majority fire coal all carries out burning by thermal power generation and consumes.Coal is by thermal power generation process, coal handling system is the life line in thermal power plant, contain fire coal unload, transport, sieve, crush, the complicated link such as conveying, a large amount of dust can be produced in above-mentioned each link, coal dust typically contains the free silicon dioxide of less than 10%, this grit suspends persistently in atmosphere, and harm is very big.Dust pollution question not only breaks up working environment, insulation of electrical installation level is also made to decline, when the coal dust being sufficiently mixed and ignite can explode and have the fireball of immense pressure, it is possible to destroy the most of outer housing including building coal process equipment, bring huge potential safety hazard to producing.
At present, China overwhelming majority thermal power plant is equipped with the mode adopting water spray dust suppression and mechanical draft dedusting to combine.Water spray dust suppression system is set, by spraying water droplet absorption coal dust in the emptying point such as coal receiving bunker and Rotary Dumper Room；Set negative pressure dust removing device at conveyer belt and bunker bay etc. and be aided with water spray dust-arrest device, forming local decompression by cleaner unit at the position that coal dust is concentrated most, and extracted out dust laden air by sweep-up pipe, by extremely outdoor for the air venting after filtering.But adopt this method easily to there is problems in that the moisture increasing raw coal, when the water content height of raw coal, the viscosity of coal is more big, coal grain is combined more tight with coal intergranular and coal grain with run coal bin coal bunker wall, the mobility of coal reduces comparatively speaking, and in pulverized coal preparation system, the probability of chute blockage and long-pending coal is just big.And stockpiled long-pending coal of a specified duration and oxidation reaction lentamente can occur, easily cause the spontaneous combustion of coal dust.The existence of moisture in coal can make the combustible in coal relatively reduce, and when coal is burned, moisture evaporation also to absorb heat, makes the actual caloric value of coal reduce, thus causing that boiler steams the reduction of operational efficiency.Therefore, study a kind of novel environmental protection dust collecting system and there is positive effect.
Summary of the invention
This utility model overcomes the deficiencies in the prior art, it is provided that the atomising device for dust collection of a kind of simple in construction.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of atomising device for dust collection, including: spray tank, the water system connected with water nozzle in described spray tank, and the compressed air system connected with valve in spray tank, it is characterized in that, it is additionally provided with Ultrasound Instrument in described spray tank, the jeting area of described water nozzle intersects with the ultrasonic propagation region of described Ultrasound Instrument and the jeting area of described valve successively, described water system includes the water source, water softening device, filter and the force (forcing) pump that are sequentially connected with, and described force (forcing) pump connects described water nozzle.
In one preferred embodiment of this utility model, described compressed air system includes the air compressor, first-level buffer tank and the level 2 buffering tank that set gradually, and described level 2 buffering tank connects described valve.
In one preferred embodiment of this utility model, described level 2 buffering tank connects described valve by electromagnetic valve.
In one preferred embodiment of this utility model, described filter is additionally provided with ash bucket.
In one preferred embodiment of this utility model, being provided with several water nozzles in described spray tank, each water nozzle is all correspondingly arranged a Ultrasound Instrument and valve.
In one preferred embodiment of this utility model, the intersecting angle in the ultrasonic propagation region of the jeting area of described water nozzle and described Ultrasound Instrument is less than or equal to 45 °.
In one preferred embodiment of this utility model, the intersecting angle of the jeting area of the jeting area of described water nozzle and described valve is less than or equal to 45 °.
This utility model adopts brand-new thinking, utilizes ultra sonic machinery atomization technique, utilizes ultrasonic atomization shower nozzle, by high-frequency machinery sound wave, producing powerful impulsive force makes water be cut into droplet, is taken out of by high-speed air being converted to extra small drop by fierce acoustic energy, forms spraying.Spray droplet continues to contact with dust in space, and droplet and dust polymerization but dust fall, and utilizes the dust collection that themselves capture system will fall.This utility model, will be substantially improved coal yard working environment, reduce the pollution to environment, be conducive to the physical and mental health of employee, reduce occupation disease and produce, and meanwhile, in air, coal powder content reduces, and stops the potential safety hazard produced because of coal-dust explosion.
This utility model is by being atomized water droplet, water droplet particle diameter is made to reach the dry fog water droplet of 1-10 micron, granular size less than coal dust, if the particle diameter of droplet is bigger than dust particle, oarse-grained droplet seldom or never with dust comes in contact, therefore, by this technology, it is substantially reduced the particle diameter of droplet, makes droplet have higher specific surface area, significantly absorb the coal dust being relatively large in diameter, simultaneously, the dust that it is simply got wet in air, moisture adds the weight less than 0.05%, does not affect the operational efficiency of boiler.
Main contents: system critical piece controls the major components such as host computer system, water softening device, air compressor, efficient spray case, aqueous vapor connecting tube, adopt PLC control system to be attached, adopt Automated condtrol.By high-frequency machinery sound wave, custom-designed being crossed and the vibrations head of shaking part with compression air by one, the air velocity that will break through is accelerated, and the air flow path of resonator is embodied in the air-flow enlarging function of shower nozzle own, impulsive force formidably.Once produce this powerful shock wave, water is cut into relatively small water droplet.These little water droplets, then carry out the acoustic energy of fierceness and convert work to and taken away formation droplet by high-speed air in the drop breakup of several millimeters size and be sprayed onto in on-the-spot air absorption coal dust, because self gravitation falls after droplet absorption coal dust, thus reaching dedusting purpose.
(1) the dry fog water droplet producing 1-10 micron of continuous high-efficient rate, reunites in conjunction with the dust particle in air.
(2) water quality is efficiently treated through, keeps away plug nozzle after the calcium in water, magnesium ion and other elemental release.
(3), clean source of the gas, capacity need to more than 5.5m3/min.
This utility model technological innovation part
(1) by high-frequency machinery sound wave, it is connected part at air-flow, air velocity is accelerated, by impulsive force formidably, water is cut into relatively small water droplet, and the acoustic energy then carrying out fierceness converts work to and taken away by high-speed air in the drop breakup of several millimeters size.
(2) utilize the moistening water droplet cleaning technique containing mist air-coating dust in a controlled environment, consume little water, energy and save complicated tubing.
(3) special design makes nozzle have self-purification function, and whole system has purging and drain function and adopts PLC Automated condtrol.
This utility model the key technical indexes
(1) after this Technology application, coal ash dust suppression rate reaches more than 90%, reduces the coal ash amount in on-the-spot air, improves workshop；
(2) water consumption of suppressing dust with dry mist system is little, and humidity of materials increases weight ratio less than 0.5%.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is the three-dimensional structure diagram of preferred embodiment of the present utility model.
Detailed description of the invention
Presently in connection with drawings and Examples, this utility model being described in further detail, these accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the composition relevant with this utility model.
As shown in Figure 1, a kind of atomising device for dust collection, including: spray tank, the water system connected with water nozzle in described spray tank, and the compressed air system connected with valve in spray tank, it is characterized in that, it is additionally provided with Ultrasound Instrument in described spray tank, the jeting area of described water nozzle intersects with the ultrasonic propagation region of described Ultrasound Instrument and the jeting area of described valve successively, described water system includes the water source, water softening device, filter and the force (forcing) pump that are sequentially connected with, and described force (forcing) pump connects described water nozzle.
Compressed air system includes the air compressor, first-level buffer tank and the level 2 buffering tank that set gradually, and described level 2 buffering tank connects described valve, and level 2 buffering tank connects described valve by electromagnetic valve.
Filter is additionally provided with ash bucket.
Being provided with several water nozzles in spray tank, each water nozzle is all correspondingly arranged a Ultrasound Instrument and valve.
The intersecting angle in the ultrasonic propagation region of the jeting area of water nozzle and described Ultrasound Instrument is less than or equal to 45 °；The intersecting angle of the jeting area of the jeting area of water nozzle and described valve is less than or equal to 45 °.
This utility model adopts brand-new thinking, utilizes ultra sonic machinery atomization technique, utilizes ultrasonic atomization shower nozzle, by high-frequency machinery sound wave, producing powerful impulsive force makes water be cut into droplet, is taken out of by high-speed air being converted to extra small drop by fierce acoustic energy, forms spraying.Spray droplet continues to contact with dust in space, and droplet and dust polymerization but dust fall, and utilizes the dust collection that themselves capture system will fall.This utility model, will be substantially improved coal yard working environment, reduce the pollution to environment, be conducive to the physical and mental health of employee, reduce occupation disease and produce, and meanwhile, in air, coal powder content reduces, and stops the potential safety hazard produced because of coal-dust explosion.
This utility model is by being atomized water droplet, water droplet particle diameter is made to reach the dry fog water droplet of 1-10 micron, granular size less than coal dust, if the particle diameter of droplet is bigger than dust particle, oarse-grained droplet seldom or never with dust comes in contact, therefore, by this technology, it is substantially reduced the particle diameter of droplet, makes droplet have higher specific surface area, significantly absorb the coal dust being relatively large in diameter, simultaneously, the dust that it is simply got wet in air, moisture adds the weight less than 0.05%, does not affect the operational efficiency of boiler.
Main contents: system critical piece controls the major components such as host computer system, water softening device, air compressor, efficient spray case, aqueous vapor connecting tube, adopt PLC control system to be attached, adopt Automated condtrol.By high-frequency machinery sound wave, custom-designed being crossed and the vibrations head of shaking part with compression air by one, the air velocity that will break through is accelerated, and the air flow path of resonator is embodied in the air-flow enlarging function of shower nozzle own, impulsive force formidably.Once produce this powerful shock wave, water is cut into relatively small water droplet.These little water droplets, then carry out the acoustic energy of fierceness and convert work to and taken away formation droplet by high-speed air in the drop breakup of several millimeters size and be sprayed onto in on-the-spot air absorption coal dust, because self gravitation falls after droplet absorption coal dust, thus reaching dedusting purpose.
(1) the dry fog water droplet producing 1-10 micron of continuous high-efficient rate, reunites in conjunction with the dust particle in air.
(2) water quality is efficiently treated through, keeps away plug nozzle after the calcium in water, magnesium ion and other elemental release.
(3), clean source of the gas, capacity need to more than 5.5m3/min.
This utility model technological innovation part
(1) by high-frequency machinery sound wave, it is connected part at air-flow, air velocity is accelerated, by impulsive force formidably, water is cut into relatively small water droplet, and the acoustic energy then carrying out fierceness converts work to and taken away by high-speed air in the drop breakup of several millimeters size.
(2) utilize the moistening water droplet cleaning technique containing mist air-coating dust in a controlled environment, consume little water, energy and save complicated tubing.
(3) special design makes nozzle have self-purification function, and whole system has purging and drain function and adopts PLC Automated condtrol.
This utility model the key technical indexes
(1) after this Technology application, coal ash dust suppression rate reaches more than 90%, reduces the coal ash amount in on-the-spot air, improves workshop；
(2) water consumption of suppressing dust with dry mist system is little, and humidity of materials increases weight ratio less than 0.5%.
Above according to desirable embodiment of the present utility model for enlightening, by above-mentioned description, related personnel in the scope not necessarily departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content in description, it is necessary to determine technical scope according to right.
Claims (7)
1. the atomising device for dust collection, including: spray tank, the water system connected with water nozzle in described spray tank, and the compressed air system connected with valve in spray tank, it is characterized in that, be additionally provided with Ultrasound Instrument in described spray tank, the jeting area of described water nozzle intersects with the ultrasonic propagation region of described Ultrasound Instrument and the jeting area of described valve successively, described water system includes the water source, water softening device, filter and the force (forcing) pump that are sequentially connected with, and described force (forcing) pump connects described water nozzle.
2. a kind of atomising device for dust collection according to claim 1, it is characterised in that: described compressed air system includes the air compressor, first-level buffer tank and the level 2 buffering tank that set gradually, and described level 2 buffering tank connects described valve.
3. a kind of atomising device for dust collection according to claim 2, it is characterised in that: described level 2 buffering tank connects described valve by electromagnetic valve.
4. a kind of atomising device for dust collection according to claim 1, it is characterised in that: described filter is additionally provided with ash bucket.
5. a kind of atomising device for dust collection according to claim 1, it is characterised in that: being provided with several water nozzles in described spray tank, each water nozzle is all correspondingly arranged a Ultrasound Instrument and valve.
6. a kind of atomising device for dust collection according to claim 1, it is characterised in that: the intersecting angle in the ultrasonic propagation region of the jeting area of described water nozzle and described Ultrasound Instrument is less than or equal to 45 °.
7. a kind of atomising device for dust collection according to claim 1, it is characterised in that: the intersecting angle of the jeting area of the jeting area of described water nozzle and described valve is less than or equal to 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127821.6U CN205392866U (en) | 2016-02-19 | 2016-02-19 | A atomizing device for dust is collected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127821.6U CN205392866U (en) | 2016-02-19 | 2016-02-19 | A atomizing device for dust is collected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205392866U true CN205392866U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620127821.6U Expired - Fee Related CN205392866U (en) | 2016-02-19 | 2016-02-19 | A atomizing device for dust is collected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205392866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150004A (en) * | 2017-06-27 | 2017-09-12 | 南京常荣声学股份有限公司 | A kind of sound wave atomising device |
-
2016
- 2016-02-19 CN CN201620127821.6U patent/CN205392866U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150004A (en) * | 2017-06-27 | 2017-09-12 | 南京常荣声学股份有限公司 | A kind of sound wave atomising device |
| CN107150004B (en) * | 2017-06-27 | 2024-02-06 | 南京常荣声学股份有限公司 | Acoustic wave atomizing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |