CN203737461U - Large-flow impact type sprayer for denitration spraying gun - Google Patents
Large-flow impact type sprayer for denitration spraying gun Download PDFInfo
- Publication number
- CN203737461U CN203737461U CN201420005011.4U CN201420005011U CN203737461U CN 203737461 U CN203737461 U CN 203737461U CN 201420005011 U CN201420005011 U CN 201420005011U CN 203737461 U CN203737461 U CN 203737461U
- Authority
- CN
- China
- Prior art keywords
- cap
- liquid
- type
- air cap
- mozzle
- 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.)
- Expired - Lifetime
Links
- 238000005507 spraying Methods 0.000 title abstract 4
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 49
- 230000003116 impacting effect Effects 0.000 claims description 10
- 238000003032 molecular docking Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 11
- 238000000889 atomisation Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 4
- 230000001133 acceleration Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- 238000001816 cooling Methods 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 239000000443 aerosol Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- -1 sintering Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Abstract
The utility model relates to a large-flow impact type sprayer for a denitration spraying gun. The impact type sprayer comprises a bush type connector, a liquid cap and an air cap which are in sequential butt joint. The inner tube of the bush type connector is a first liquid runner. A first gas runner is formed between the inner tube and the outer tube of the bush type connector. A flow guide tube communicated with the first liquid runner is mounted at the center of the liquid cap. A second gas runner communicated with the first gas runner is arranged on the outer ring of the liquid cap. The air cap is provided with a cavity which is communicated with the flow guide tube in the liquid cap and the second gas runner. An impact pin facing directly to the flow guide tube is further mounted in the air cap. A plurality of spraying openings are further formed in the air cap. The large-flow impact type sprayer has the advantages that before the compressed air inside the sprayer is mixed with liquid, the compressed air and the liquid are respectively subjected to multistage pressurization and acceleration, mixing and atomization are then performed, the mixture is then direct impact with the impact pin and cracked to form secondary mixing and atomization, and good atomization effect and powerful spraying force can be formed.
Description
Technical field:
The utility model relates to shower nozzle, injector arrangement technical field, refers in particular to large flow percussion-type spray head for a kind of denitration spray gun.
Background technology:
In the industrial processes such as flue gas processing, need to use the large flow denitration of FM spray gun flue gas to be carried out to the processing such as desulfurization, dedusting, cooling, denitration spray gun is with Compressed Gas and liquid mixing jetting, the shower nozzle internal main of the large flow denitration of existing FM spray gun will be installed solid small nozzle, it exists and sprays that particle diameter is large, spray regime is little and the shortcoming such as easy obstruction, therefore not good to flue gas treatment effect, cannot reach desirable environment protecting, and also there is the shortcomings such as easy to wear, service life is shorter in small nozzle itself, therefore haves much room for improvement.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art part, and large flow percussion-type spray head for a kind of denitration spray gun is provided.
The technical scheme that the utility model is realized its object employing is: large flow percussion-type spray head for a kind of denitration spray gun, this percussion-type spray head comprises sleeve-type connector, liquid cap and the air cap of docking successively, wherein, the inner tube of described sleeve-type connector is first liquid runner, is the first gas flow between inner tube and outer tube; Described liquid Mao center is provided with the mozzle being communicated with first liquid runner, outer second gas flow being communicated with described the first gas flow that is equipped with of liquid cap; Described air cap is provided with and the mozzle in described liquid cap, the cavity that the second gas flow communicates, and the impacting pin just right with mozzle is also installed in air cap, also offers several jets on air cap.
Between described liquid cap and air cap, the periphery of mozzle is also provided with the first air cap mold insert, in this first air cap mold insert, is provided with the tapering type gas flow being communicated with the second gas flow and cavity.
In the cavity of described air cap, the port of export of mozzle is also provided with the second air cap mold insert, is provided with the just tapering type mixing runner to impacting pin in this second air cap mold insert.
The entrance point of described mozzle has tapering type reducing section.
The end of described air cap has a cone, and described jet is arranged on the pyramidal conical surface.
The outer of described liquid cap is arranged with screw thread and is connected with a locking cap, and described air cap fixedly docks by this locking cap with liquid cap.
The interior ring of described liquid cap extends in the inner tube of described sleeve-type connector and is threaded with it, and described mozzle outer face is limited in liquid cap between ring end face and the inner tube end face of sleeve-type connector.
In described sleeve-type connector, the first air flow channel is also tapering type, and its outer pipe internal surface and inner tube outer surface are all tapered.
In the utility model before shower nozzle internal compression air mixes with liquid mixed aerosol again after multi-stage booster speedup respectively, form secondary mixed aerosol and break with impacting pin frontal impact again after mixed aerosol, thereby form better atomizing effect and more powerful jet power, make spray particle diameter less, jet length is farther, wider, therefore desulfurization and dedusting and the cooling down effect of spray gun have significantly been improved, make flue gas better processing effect, be more conducive to environmental protection.In addition, the utility model nozzle structure is more simple, and assembly and disassembly are more convenient, staff is operated in the process such as installation and debugging, cleaning more convenient, and the utility model has also solved the problems such as shower nozzle is easy to wear, make the longer service life of shower nozzle and whole spray gun.
Brief description of the drawings:
Fig. 1 is the cutaway view of the utility model shower nozzle;
Fig. 2 is the overall structure schematic diagram of a kind of embodiment spray gun of the utility model.
Detailed description of the invention:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
As Figure 1-Figure 2, described in the utility model is large flow percussion-type spray head for a kind of denitration spray gun, this percussion-type spray head comprises that successively the other end of sleeve-type connector 1(sleeve-type connector 1 and the gun barrel part of spray gun of docking are connected), liquid cap 2 and air cap 3, wherein, the inner tube of described sleeve-type connector 1 is first liquid runner 11, is the first gas flow 12 between inner tube and outer tube; The center of described liquid cap 2 is provided with the mozzle 21 being communicated with first liquid runner 11, outer second gas flow 22 being communicated with described the first gas flow 12 that is equipped with of liquid cap 2; Described air cap 3 is provided with and the mozzle 21 in described liquid cap 2, the cavity 31 that the second gas flow 22 communicates, and the impacting pin 4 just right with mozzle 21 is also installed in air cap 3, also offers several jets 32 on air cap 3.
Between described liquid cap 2 and air cap 3, the periphery of mozzle 21 is also provided with the first air cap mold insert 5, in this first air cap mold insert 5, is provided with the tapering type gas flow 51 being communicated with the second gas flow 22 and cavity 31.In the cavity 31 of described air cap 3, the port of export of mozzle 21 is also provided with the second air cap mold insert 6, is provided with the just tapering type mixing runner 61 to impacting pin 4 in this second air cap mold insert 6.Compressed air, through the two-stage convergent booster and speed-increasing of the first air cap mold insert 5, the second air cap mold insert 6, further improves mixed aerosol effect.
The entrance point of described mozzle 21 has tapering type reducing section 211, and it can play the effect that strengthens fluid pressure and acceleration.
The end of described air cap 3 has a cone 33, and described jet 32 is arranged on the conical surface of cone 33, and the bottom of cavity 31 is tapering type, then sprays towards multiple directions by multiple jets 32, makes that jet length is farther, spray regime is wider.
The outer of described liquid cap 2 is arranged with screw thread and is connected with a locking cap 7, and described air cap 3 fixedly docks by this locking cap 7 with liquid cap 2.The interior ring of described liquid cap 2 extends in the inner tube of described sleeve-type connector 1 and is threaded with it, and described mozzle 21 outer faces are limited between the interior ring end face of liquid cap 2 and the inner tube end face of sleeve-type connector 1.Therefore the assembling of the docking between liquid cap 2, mozzle 21, sleeve-type connector 1 and air cap 3 and dismounting are all very convenient quick.
In described sleeve-type connector 1, the first air flow channel 11 is also tapering type, and its outer pipe internal surface and inner tube outer surface are all tapered, can improve compressed-air actuated speed and pressure.
Shown in Fig. 2, the course of work of the present utility model is: on the one hand, liquid enters the mozzle 21 of liquid cap 2 through the first liquid runner 11 of sleeve-type connector 1 from the internal liquid runner of bushing type spray gun gun barrel 8, sprayed in the tapering type mixing runner 61 of the second air cap mold insert 6 of its port of export by mozzle 21, meanwhile, compressed air enters the first gas flow 12 of sleeve-type connector 1 successively from the outer shroud gas flow of bushing type spray gun gun barrel 8, the second gas flow 22 of liquid cap 2, pass through again and enter the tapering type gas flow 51 of the first air cap mold insert 5, enter the tapering type mixing runner 61 of the second air cap mold insert 6, mix with liquid wherein, atomization, spray to again just right impacting pin 4, after gas-liquid mixture high-speed impact impacting pin, break and further atomization, finally spray from multiple jets 32 of air cap 3, the aerosolized mixture particle diameter of its injection is little, spray regime is wider, play stronger denitration dust collecting and cooling down effect.
In the utility model before shower nozzle internal compression air mixes with liquid mixed aerosol again after multi-stage booster speedup respectively, form secondary mixed aerosol and break with impacting pin 4 frontal impacts again after mixed aerosol, thereby form better atomizing effect and more powerful jet power, make spray particle diameter less, jet length is farther, wider, therefore desulfurization and dedusting and the cooling down effect of spray gun have significantly been improved, make flue gas better processing effect, be more conducive to environmental protection.In addition, the utility model nozzle structure is more simple, and assembly and disassembly are more convenient, staff is operated in the process such as installation and debugging, cleaning more convenient, and the utility model has also solved the problems such as shower nozzle is easy to wear, make the longer service life of shower nozzle and whole spray gun.
The utility model is not only for outside denitration dust collecting, also can be used for other field, as the evaporative cooling of electric furnace steel making factory flue gas, cement dry method line kiln tail conditioning Tower flue gas humidifying cooling is cooling, waste incineration quench tower high-temperature flue gas mist cooling is cooling, the industry high-temperature flue gas mist cooling such as dry method mist cooling, blast furnace gas cooling down, glass, sintering, chemical industry of flue gas in gravity blast furnace dust catcher.
Claims (8)
1. a large flow percussion-type spray head for denitration spray gun, it is characterized in that: this percussion-type spray head comprises sleeve-type connector, liquid cap and the air cap of docking successively, wherein, the inner tube of described sleeve-type connector is first liquid runner, is the first gas flow between inner tube and outer tube; Described liquid Mao center is provided with the mozzle being communicated with first liquid runner, outer second gas flow being communicated with described the first gas flow that is equipped with of liquid cap; Described air cap is provided with and the mozzle in described liquid cap, the cavity that the second gas flow communicates, and the impacting pin just right with mozzle is also installed in air cap, also offers several jets on air cap.
2. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, it is characterized in that: between described liquid cap and air cap, the periphery of mozzle is also provided with the first air cap mold insert, is provided with the tapering type gas flow being communicated with the second gas flow and cavity in this first air cap mold insert.
3. large flow percussion-type spray head for a kind of denitration spray gun according to claim 2, it is characterized in that: in the cavity of described air cap, the port of export of mozzle is also provided with the second air cap mold insert, is provided with the just tapering type mixing runner to impacting pin in this second air cap mold insert.
4. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, is characterized in that: the entrance point of described mozzle has tapering type reducing section.
5. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, is characterized in that: the end of described air cap has a cone, and described jet is arranged on the pyramidal conical surface.
6. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, is characterized in that: the outer of described liquid cap is arranged with screw thread and is connected with a locking cap, and described air cap fixedly docks by this locking cap with liquid cap.
7. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, it is characterized in that: the interior ring of described liquid cap extends in the inner tube of described sleeve-type connector and is threaded with it, and described mozzle outer face is limited in liquid cap between ring end face and the inner tube end face of sleeve-type connector.
8. large flow percussion-type spray head for a kind of denitration spray gun according to claim 1, is characterized in that: in described sleeve-type connector, the first air flow channel is also tapering type, and its outer pipe internal surface and inner tube outer surface are all tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005011.4U CN203737461U (en) | 2014-01-03 | 2014-01-03 | Large-flow impact type sprayer for denitration spraying gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005011.4U CN203737461U (en) | 2014-01-03 | 2014-01-03 | Large-flow impact type sprayer for denitration spraying gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737461U true CN203737461U (en) | 2014-07-30 |
Family
ID=51337325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420005011.4U Expired - Lifetime CN203737461U (en) | 2014-01-03 | 2014-01-03 | Large-flow impact type sprayer for denitration spraying gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737461U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106040510A (en) * | 2016-07-11 | 2016-10-26 | 太原理工大学 | Negative pressure suction type air-water mixed jet ultrasonic vibration efficient atomization device |
| CN106269329A (en) * | 2016-09-13 | 2017-01-04 | 中国华能集团公司 | A kind of long nozzle for spray gun of denitration and method for designing thereof |
| CN107899772A (en) * | 2017-12-21 | 2018-04-13 | 中冶焦耐(大连)工程技术有限公司 | A kind of atomizer for raw coke oven gas cooling |
| CN108883428A (en) * | 2016-03-28 | 2018-11-23 | 本田技研工业株式会社 | Painting device and coating process |
| CN110624495A (en) * | 2019-11-04 | 2019-12-31 | 锦益创典(天津)科技有限责任公司 | Nitrosation continuous reaction device and method |
| CN110639445A (en) * | 2019-11-04 | 2020-01-03 | 锦益创典(天津)科技有限责任公司 | Device and method for spray continuous reaction |
| CN115350829A (en) * | 2022-08-16 | 2022-11-18 | 武汉海王机电工程技术有限公司 | Air-water mixing atomizing nozzle for cooling pipeline |
-
2014
- 2014-01-03 CN CN201420005011.4U patent/CN203737461U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108883428A (en) * | 2016-03-28 | 2018-11-23 | 本田技研工业株式会社 | Painting device and coating process |
| CN106040510A (en) * | 2016-07-11 | 2016-10-26 | 太原理工大学 | Negative pressure suction type air-water mixed jet ultrasonic vibration efficient atomization device |
| CN106040510B (en) * | 2016-07-11 | 2018-10-30 | 太原理工大学 | A kind of negative pressure suction type mixing wastewater with air jet stream sonic oscillation high-efficiency atomizer |
| CN106269329A (en) * | 2016-09-13 | 2017-01-04 | 中国华能集团公司 | A kind of long nozzle for spray gun of denitration and method for designing thereof |
| CN106269329B (en) * | 2016-09-13 | 2018-10-02 | 中国华能集团公司 | A kind of long nozzle for spray gun of denitration and its design method |
| CN107899772A (en) * | 2017-12-21 | 2018-04-13 | 中冶焦耐(大连)工程技术有限公司 | A kind of atomizer for raw coke oven gas cooling |
| CN110624495A (en) * | 2019-11-04 | 2019-12-31 | 锦益创典(天津)科技有限责任公司 | Nitrosation continuous reaction device and method |
| CN110639445A (en) * | 2019-11-04 | 2020-01-03 | 锦益创典(天津)科技有限责任公司 | Device and method for spray continuous reaction |
| CN115350829A (en) * | 2022-08-16 | 2022-11-18 | 武汉海王机电工程技术有限公司 | Air-water mixing atomizing nozzle for cooling pipeline |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203737461U (en) | Large-flow impact type sprayer for denitration spraying gun | |
| CN103506233B (en) | A kind of two-fluid injection apparatus of double atomization | |
| CN203737462U (en) | Large-flow spiral type sprayer for denitration spraying gun | |
| CN205288757U (en) | A draw and penetrate atomizing device for opening wide space dust is administered | |
| CN203737460U (en) | Large-flow vane type sprayer for denitration spraying gun | |
| CN203508242U (en) | Two-stage atomizing double-fluid spraying device | |
| CN103045306A (en) | Coal water slurry bubble atomizing nozzle | |
| CN201183029Y (en) | Pneumatic self-cleaning nozzle | |
| CN104819465A (en) | Two-stage efficient atomization oil gun | |
| CN103230848A (en) | Two-fluid X-shaped nozzle | |
| CN203175600U (en) | Mechanical type remote mist spraying and dust removing device of full-automatic spray pipe under mine shaft | |
| CN102908738A (en) | Two-phase flow superfine water mist nozzle | |
| CN207667856U (en) | Multistage atomizing nozzle and multistage atomizing device | |
| CN203437031U (en) | SNCR denitration double-fluid spray device | |
| CN211488182U (en) | Anti-blocking atomization spray gun | |
| CN211359251U (en) | Jet-suction type atomizing spray gun | |
| CN102500487A (en) | Far-range conical pneumatic nozzle | |
| CN206111230U (en) | Full section atomizer in tunnel | |
| CN202398456U (en) | Long jet range conical pneumatic nozzle | |
| CN201183030Y (en) | External control self-cleaning nozzle capable of discharging pollution online | |
| CN202447220U (en) | Far-range high-flow tapered pneumatic nozzle | |
| CN204630379U (en) | Variable-angle spray equipment | |
| CN209576252U (en) | A kind of denitration spray gun | |
| CN203291983U (en) | Concrete gun | |
| CN113019735B (en) | A mix formula step reinforcing atomizing device in rotation for dust fall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |
|
| CX01 | Expiry of patent term |