CN204656773U - A kind of cement humidification uses two-fluid spray gun - Google Patents
A kind of cement humidification uses two-fluid spray gun Download PDFInfo
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- CN204656773U CN204656773U CN201520195438.XU CN201520195438U CN204656773U CN 204656773 U CN204656773 U CN 204656773U CN 201520195438 U CN201520195438 U CN 201520195438U CN 204656773 U CN204656773 U CN 204656773U
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Abstract
The utility model relates to a kind of cement humidification two-fluid spray gun, and comprise gun barrel, feed tube, air inlet pipe and nozzle, gun barrel is provided with flange, and feed tube and air inlet pipe are provided with pipe joint.Gun barrel is sleeve type structure, comprises liquid pipe and tracheae, and liquid pipe passes from tracheae.Feed tube is connected with liquid pipe, and air inlet pipe is connected with tracheae, and the other end of gun barrel is connected with nozzle.Nozzle is Demountable, is made up of welding base, dismounting base, sealing ring, porous nozzle and clamp nut.The head of porous nozzle is circular cone structure, and the inclined-plane of the frustum of a cone is provided with 8 ~ 12 spray orifices, and injection diameter is 4.0mm or 5.0mm.Welding base and dismounting base are respectively equipped with inlet opening and 8 ~ 16 air admission holes, and inlet opening is positioned at center, and air admission hole is positioned at around inlet opening.The utility model optimizes the nozzle arrangements of two-fluid spray gun, improves the atomization of nozzle, makes the atomizing particle of conditioning Tower spraying system trickleer, improves dust removing effects and equipment operating efficiency.
Description
Technical field
The utility model belongs to waste gas pollution control and treatment equipment technical field, relates to a kind of cement producing line kiln exit gas abatement equipment, is specifically related to a kind of cement humidification two-fluid spray gun.
Background technology
For cement plant kiln tail production line, traditional spray cooling system adopts direct current or reflux type, and both rely on separately the pressure of water to be atomized, and its direct current be equipped with and reverse flow nozzle are single spraying hole.Older generation's spraying apparatus exists that discharge rate adjustable extent is narrow, evaporation time is long, atomizing pressure is high and the defect of easy " the wet end, wall built-up " etc., and that embodies in conditioning Tower mist cooling field is particularly evident.Because cement production enterprise conditioning Tower has the features such as diameter is little, flue gas flow rate is fast, gas residence time is short, when adopting direct current or backflow spraying apparatus, because these two kinds of spray patterns are by the pressure atomization of water self, the water fog particle of atomization is larger, require long to evaporation time, when being used in Pipe spraying cooling, very easily cause wall built-up, evaporate the putty problem of the wet end caused such as incomplete, the final normal operation affecting equipment, so conditioning Tower is not suitable for adopting direct current or backflow mist cooling equipment.
Utility model content
The purpose of this utility model is to provide a kind of cement humidification two-fluid spray gun, optimize the nozzle arrangements of two-fluid spray gun, improve the atomization of nozzle, make the atomizing particle of conditioning Tower spraying system trickleer, shorten evaporation time, reduce the probability of " the wet end, wall built-up ", improve dust removing effects and equipment operating efficiency.
The technical solution of the utility model is: cement humidification two-fluid spray gun, comprise gun barrel, feed tube, air inlet pipe and nozzle, gun barrel is provided with flange, and feed tube and air inlet pipe are provided with pipe joint.Gun barrel is sleeve type structure, comprises liquid pipe and tracheae, and liquid pipe passes from tracheae.Feed tube is connected with liquid pipe, and air inlet pipe is connected with tracheae, and the other end of gun barrel is connected with nozzle.Nozzle is Demountable, is made up of welding base, dismounting base, sealing ring, porous nozzle and clamp nut.The head of porous nozzle is circular cone structure, and the inclined-plane of the frustum of a cone is provided with 8 ~ 12 spray orifices, and injection diameter is 4.0mm or 5.0mm.Welding base and dismounting base are respectively equipped with inlet opening and 8 ~ 16 air admission holes, and inlet opening is positioned at center, and air admission hole is positioned at around inlet opening.
The mist field penetration power of two-fluid spray gun is 2.0m ~ 5.5m, and the atomizing angle of two-fluid spray gun is 40o, 60o or 90o.Two-fluid spray gun is arranged on the top of cement exhaust treatment system conditioning Tower.Conditioning Tower top is provided with sleeve, and sleeve is provided with flange.Two-fluid spray gun inserts sleeve, and two-fluid spray gun and sleeve pass through Flange joint.Conditioning Tower is provided with gas distribution tube and liquid distribution pipe, and the air inlet pipe of two-fluid spray gun is connected with gas distribution tube, and feed tube is connected with liquid distribution pipe.Cement exhaust treatment system is provided with feed flow module and air feed module.Gas distribution tube and air feed model calling, connecting line is provided with control valve.Liquid distribution pipe and feed flow model calling, connecting line is provided with control valve.The bottom of conditioning Tower is provided with offgas outlet, and described offgas outlet is provided with temperature sensor.The material of two-fluid spray gun is 316L alloy.
Two-fluid spray system spraying principle: after the cooling water carrying out liquid self-feeding module is filtered, boosted by variable frequency pump and be adjusted to certain pressure and flow, two-fluid spray gun is delivered to through liquid distribution pipe, be atomized under compressed-air actuated effect, produce very tiny atomizing particle, water smoke carries out heat exchange with flue gas rapidly in high-temperature flue gas, evaporates rapidly, make flue-gas temperature reduce rapidly and maintain in the temperature range of setting after absorbing the amount of heat in flue gas.
The utility model cement humidification two-fluid spray gun is by being provided with 1 inlet opening and multiple air admission hole be uniformly distributed in around inlet opening at nozzle base, optimize the nozzle arrangements of two-fluid spray gun, water is broken up rapidly after arriving the cylindric platform at inlet opening top, compressed air and water converge fast and are atomized, and improve the atomization of nozzle.Make the atomizing particle of conditioning Tower spraying system trickleer, evaporation time is shorter waits requirement, reduces the probability of " the wet end, wall built-up ", improves dust removing effects and equipment operating efficiency.Adopt 316L carbide alloy, there is wear-resistant, acid-alkali-corrosive-resisting and the good characteristic such as high temperature resistant.The nozzle of demountable structure, easy to clean tamper, is conducive to clean and maintenance and increases the service life.The mist field penetration power of plurality of specifications model and atomization angle design are applicable to the production line of different scales, ensure that mist field maximizes and cover conditioning Tower cross section, guarantee good cooling-down effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of cement humidification two-fluid spray gun of the present invention;
Fig. 2 is the structural representation of nozzle;
Fig. 3 is the schematic diagram welding base in nozzle;
Fig. 4 is the schematic diagram dismantling base in nozzle;
Fig. 5 is the schematic flow sheet of cement exhaust treatment system;
Fig. 6 is that two-fluid spray gun is at conditioning Tower scheme of installation.
Wherein:
1-feed tube, 2-pipe joint, 3-air inlet pipe, 4-two-fluid spray gun, 5-flange, 6-liquid pipe, 7-tracheae, 8-nozzle, 9-spray orifice, 10-clamp nut, 11-welding base, 12-porous nozzle, 13-dismounting base, 14-air admission hole, 15-inlet opening, 16-conditioning Tower, 17-feed flow module, 18-air feed module, 19-gas distribution tube, 20-liquid distribution pipe, 21-offgas outlet, 22-temperature sensor, 23-control valve, 24-sleeve.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in detail.The utility model protection domain is not limited to embodiment, and those skilled in the art make the scope that any change also belongs to the utility model protection in the scope that claim limits.
The utility model cement humidification uses two-fluid spray gun as shown in Figure 1, and comprise gun barrel, feed tube 1, air inlet pipe 3 and nozzle 8, gun barrel is provided with flange 5, and feed tube and air inlet pipe are provided with pipe joint 2.Gun barrel is sleeve type structure, and comprise liquid pipe 6 and tracheae 7, liquid pipe passes from tracheae.Feed tube is connected with liquid pipe, and air inlet pipe is connected with tracheae, and the other end of gun barrel is connected with nozzle.As shown in Figure 2 to 4, nozzle is Demountable, is made up of welding base 11, dismounting base 13, sealing ring, porous nozzle 12 and clamp nut 10.The head of porous nozzle is circular cone structure, and the inclined-plane of the frustum of a cone is provided with 8 spray orifices 9, and injection diameter is 4.0mm.Welding base and dismounting base are respectively equipped with inlet opening 15 and 12 air admission holes 14, and inlet opening is positioned at center, and air admission hole is positioned at around inlet opening.The mist field penetration power of two-fluid spray gun is 3.5m, and atomizing angle is 60o.The material of two-fluid spray gun is 316L alloy.
As shown in Figure 5, two-fluid spray gun 4 is arranged on the top of cement exhaust treatment system conditioning Tower 16.As shown in Figure 6, conditioning Tower 16 top is provided with sleeve 24, and sleeve is provided with flange 5.Two-fluid spray gun inserts sleeve, and two-fluid spray gun is connected by flange 5 with sleeve.The bottom of conditioning Tower 16 is provided with offgas outlet 21, and offgas outlet is provided with temperature sensor 22.Conditioning Tower is provided with gas distribution tube 19 and liquid distribution pipe 20, and the air inlet pipe 3 of two-fluid spray gun is connected with gas distribution tube, and feed tube 1 is connected with liquid distribution pipe.As Fig. 5 cement exhaust treatment system is provided with feed flow module 17 and air feed module 18, gas distribution tube 19 and air feed model calling, connecting line is provided with control valve, and liquid distribution pipe 20 and feed flow model calling, connecting line is provided with control valve 23.
The utility model cement humidification two-fluid spray gun overcomes the limitation of direct current or reverse flow nozzle existence, defines exclusive two-fluid spray cooling system.Nozzle 8 adopts gas to help formula atomizing type, meets conditioning Tower trickleer for spraying system atomizing particle, and evaporation time is shorter waits requirement, reduces the probability of " the wet end, wall built-up ".The increase of spray orifice size, makes nozzle not easily block, and alleviates manual maintenance workload, and dust removing effects is better, improves equipment operating efficiency, improves economic benefit and social benefit.
The range of flow of nozzle is 0.2 ~ 5.5t/h, adjustable range increases, air path part is provided with control valve, the convenient control start and stop of gas circuit and the adjustment of pressure size, ensure under the operating mode of flue-gas temperature wide fluctuations, injection flow rate also can regulate by tracking in time, improves the two-fluid spray gun scope of application and operating flexibility.
The basic function of cement exhaust treatment system is the injection flow rate automatically regulating two-fluid spray gun according to the change of flue-gas temperature, ensures that pipe outlet temperature maintains in the temperature range of setting.When outlet temperature reduces or when exceeding temperature design value scope, under the control of the controller, frequency converter regulates pump rotary speed automatically, thus change pressure of supply water and flow, make flue-gas temperature from motion tracking desired temperature.Adopt compressed air to make water atomization, be only 0.3 ~ 0.65MPa and can obtain good atomizing effect.Lower much with the requirement of backflow spraying system to pressure than former direct current.Excellent atomizing effect makes a large amount of dust in the inner sedimentation of conditioning Tower, reduces the load that gathers dust of follow-up cleaner, decreases the phenomenon of " the wet end, wall built-up ", improves the dust-collecting efficiency of dust-precipitator.Two-fluid spray nozzle atomizing particle is about 30 μm ~ 70 μm (direct current and about trickle 130 μm ~ 270 μm of reverse flow nozzle atomizing particles), and the granular of atomizing particle makes flue gas and water smoke heat exchange more abundant, accelerates the speed of flue gas cool-down.
Claims (7)
1. cement humidification uses a two-fluid spray gun, and comprise gun barrel, feed tube (1), air inlet pipe (3) and nozzle (8), gun barrel is provided with flange (5), and described feed tube and air inlet pipe are provided with pipe joint (2); Described gun barrel is sleeve type structure, and comprise liquid pipe (6) and tracheae (7), liquid pipe passes from tracheae; Described feed tube is connected with liquid pipe, air inlet pipe is connected with tracheae, the other end of gun barrel is connected with nozzle, it is characterized in that: described nozzle is Demountable, is made up of welding base (11), dismounting base (13), sealing ring, porous nozzle (12) and clamp nut (10); The head of described porous nozzle is circular cone structure, and the inclined-plane of the frustum of a cone is provided with 8 ~ 12 spray orifices (9), and injection diameter is 4.0mm or 5.0mm; Described welding base and dismounting base are respectively equipped with inlet opening (15) and 8 ~ 16 air admission holes (14), and inlet opening is positioned at center, and air admission hole is positioned at around inlet opening.
2. cement humidification two-fluid spray gun according to claim 1, it is characterized in that: the mist field penetration power of described two-fluid spray gun is 2.0m ~ 5.5m, the atomizing angle of two-fluid spray gun is 40o, 60o or 90o.
3. cement humidification two-fluid spray gun according to claim 1, is characterized in that: described two-fluid spray gun is arranged on conditioning Tower (16) top of cement exhaust treatment system; Described conditioning Tower (16) top is provided with sleeve (24), and sleeve is provided with flange (5); Described two-fluid spray gun inserts sleeve, and two-fluid spray gun is connected by flange (5) with sleeve.
4. cement humidification two-fluid spray gun according to claim 3, it is characterized in that: described conditioning Tower is provided with gas distribution tube (19) and liquid distribution pipe (20), the air inlet pipe (3) of described two-fluid spray gun is connected with gas distribution tube, and described feed tube (1) is connected with liquid distribution pipe.
5. cement humidification two-fluid spray gun according to claim 4, is characterized in that: described cement exhaust treatment system is provided with feed flow module (17) and air feed module (18); Described gas distribution tube (19) and air feed model calling, connecting line is provided with control valve; Described liquid distribution pipe (20) and feed flow model calling, connecting line is provided with control valve (23).
6. cement humidification two-fluid spray gun according to claim 3, is characterized in that: the bottom of described conditioning Tower (16) is provided with offgas outlet (21), and described offgas outlet is provided with temperature sensor (22).
7. cement humidification two-fluid spray gun according to claim 1, is characterized in that: the material of described two-fluid spray gun is 316L alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195438.XU CN204656773U (en) | 2015-04-02 | 2015-04-02 | A kind of cement humidification uses two-fluid spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195438.XU CN204656773U (en) | 2015-04-02 | 2015-04-02 | A kind of cement humidification uses two-fluid spray gun |
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| Publication Number | Publication Date |
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| CN204656773U true CN204656773U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520195438.XU Expired - Fee Related CN204656773U (en) | 2015-04-02 | 2015-04-02 | A kind of cement humidification uses two-fluid spray gun |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106731341A (en) * | 2017-03-14 | 2017-05-31 | 上海更日敦科技有限公司 | A kind of connecting structure for preventing particle accumulation from blocking |
| CN107570347A (en) * | 2017-10-13 | 2018-01-12 | 中国华能集团公司 | A kind of exterior mixing atomizing lance of surface peening |
| CN107866340A (en) * | 2016-09-27 | 2018-04-03 | 梁振冬 | A kind of secondary-atomizing formula atomizer |
| CN111111952A (en) * | 2020-02-18 | 2020-05-08 | 广西励领农业科技有限公司 | Sprayer capable of generating two-phase fluid |
| CN112892901A (en) * | 2019-12-04 | 2021-06-04 | 莱希勒有限公司 | Cluster head nozzle for spraying a fluid, arrangement having cluster head nozzles, and method for producing a cluster head nozzle |
-
2015
- 2015-04-02 CN CN201520195438.XU patent/CN204656773U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866340A (en) * | 2016-09-27 | 2018-04-03 | 梁振冬 | A kind of secondary-atomizing formula atomizer |
| CN106731341A (en) * | 2017-03-14 | 2017-05-31 | 上海更日敦科技有限公司 | A kind of connecting structure for preventing particle accumulation from blocking |
| CN107570347A (en) * | 2017-10-13 | 2018-01-12 | 中国华能集团公司 | A kind of exterior mixing atomizing lance of surface peening |
| CN107570347B (en) * | 2017-10-13 | 2023-09-22 | 中国华能集团公司 | Surface-reinforced external mixing type atomizing spray gun |
| CN112892901A (en) * | 2019-12-04 | 2021-06-04 | 莱希勒有限公司 | Cluster head nozzle for spraying a fluid, arrangement having cluster head nozzles, and method for producing a cluster head nozzle |
| CN111111952A (en) * | 2020-02-18 | 2020-05-08 | 广西励领农业科技有限公司 | Sprayer capable of generating two-phase fluid |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 071023 Hebei City, Baoding, North Second Ring Road, University Science Park, No. 5, building 6, layer 601, No. 5699 Patentee after: Hebei Chengyi Environmental Engineering Co., Ltd. Address before: 071023 Hebei Province, Open University of science and Technology Park, Baoding, building No. 5, No. 601 Patentee before: HEBEI CHENGYU SPRAY TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20190402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |