CN104624423A - Bubble atomizing nozzle and adjusting method of bubble atomizing nozzle - Google Patents
Bubble atomizing nozzle and adjusting method of bubble atomizing nozzle Download PDFInfo
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- CN104624423A CN104624423A CN201310544259.8A CN201310544259A CN104624423A CN 104624423 A CN104624423 A CN 104624423A CN 201310544259 A CN201310544259 A CN 201310544259A CN 104624423 A CN104624423 A CN 104624423A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 238000002156 mixing Methods 0.000 claims abstract description 40
- 239000007921 spray Substances 0.000 claims abstract description 36
- 238000009792 diffusion process Methods 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 7
- 238000000889 atomisation Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000003889 chemical engineering Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 239000003595 mist Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 230000005514 two-phase flow Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/10—Spray pistols; Apparatus for discharge producing a swirling discharge
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- Nozzles (AREA)
Abstract
The invention relates to a bubble atomizing nozzle and an adjusting method of the bubble atomizing nozzle. The bubble atomizing nozzle comprises a multi-channel air intake structure consisting of two or more layers of sealing rings, or an external part of an air intake structure of a swirl groove, and an external part having a diffusion conical spray hole, a jackscrew hole and an air-liquid inlet quick mounting joint, wherein the internal part is directly inserted in the external part to assemble the nozzle; the internal part and the external part are sealed by an O-shaped rubber ring and fixed by a jackscrew; and a space between the internal part and the external part is a mixing chamber. The flowing resistance of the internal part is lower, so that the pressure of the mixing chamber can be kept in a higher range, and the atomizing efficiency of the nozzle is higher; a bubble flow formed in the air-liquid two-phase mixing process in the mixing chamber is uniform and stable, so that the stable atomizing effect is realized under the low-air-liquid mass flow ratio (between 0.07-0.1); and the working pressure is low, and the liquid flow is low, so that the stable atomization can be kept under the liquid flow of 3.5-6.0 kg/h and the absolute air-liquid inlet pressure of 0.36-0.40 MPa. The bubble atomizing nozzle is applied to such fields as chemical engineering, motive power and heating and ventilation.
Description
Technical field
The present invention relates to the control method of a kind of effervescent atomizer and effervescent atomizer, specifically with the low-pressure low flow effervescent atomization single-hole nozzle that compressed air and water are working media, the low gas consumption rate of humidification, cooling procedure in the industries such as chemical industry, power, HVAC can be applied to, be atomized the low pressure effervescent atomizer stable, atomization quality is high.
Background technology
Atomization of liquid technology is widely used in fields such as agricultural, chemical industry, the energy, traffic.Liquid after atomization is in the graininess of dispersion, and therefore its surface area increases, and is conducive to improving the heat transfer between gas-liquid two-phase, mass transfer condition.Effervescent atomization comes across last century end, and its principle utilizes in foamy flow process, when environmental pressure reduces rapidly along with bubble explosion phenomenon to strengthen the atomization quality of liquid.From 1985 so far, the air-blast atomization patent that the whole world relates to liquid has tens thousand of, but adopts effervescent atomization only to have tens of as the patent of main atomization means, mainly applies to the field such as industrial combustion, agricultural irrigation.Such as Chinese patent CN201110116844.9 discloses a kind of bubble-atomized pesticide application sprayer; CN201210032717.5 discloses a kind of Self-suction type bubble atomization fuel nozzle; CN201210189943.4 discloses a kind of low gas consumption effervescent atomization spray gun etc. being applicable to SNCR denitration technology.
The nozzle exit orifice that above-mentioned technology uses is flat hole or annular distance, must be met the requirement of different flow by the outlet opening or inner sleeve processing different-diameter.The liquid mist that flat hole nozzle produces is solid liquid mist, the uniform spatial distribution of flow, but atomizing angle is less, and the average discharge density (fluid flow on unit cross-sectional area) of liquid mist is larger.For conservative control flux density, ring exit can be adopted to produce hollow liquid mist.And be threaded and encapsulating method between the interior mixed part that annular distance nozzle adopts and outer tube, it is made not possess the possibility of the flow of nozzle being carried out to accurate adjustment after machine-shaping, and when circumferential weld gap is less than 1mm, interior mixed being threaded between part and outer tube is difficult to the requirement meeting circumferential weld surfaces externally and internally axiality, easily there is eccentric type mist torch, the normal operation of affiliated industrial equipment time serious, can be had influence on.
In a word, the nozzle described in prior art, its export be distributed in mixing chamber annular inner wall or outside wall surface on.The section of internal mixing chamber's the first half is annular, and overall structure is that long and narrow ring is cylindrical, and when thus biphase gas and liquid flow flows through this region, flow losses are comparatively large, add the atomization energy consumption of nozzle.
Summary of the invention
The object of the present invention is to provide the control method of a kind of effervescent atomizer and effervescent atomizer, it is the adjustable low-pressure low flow effervescent atomization single-hole nozzle of a kind of spray cone angle, and under low gas consumption rate, (gas-liquid mass flow ratio is between 0.07-0.1) can obtain the atomization single-hole nozzle of stable atomizing effect.The passage that in the spiral-flow type that in the present invention is made up of the mixing chamber of many pores air inlet, jackscrew, mixed part fixed structure, eddy flow groove and needle-valve are formed, mixed part and adjustable nozzle ring outlet opening, bilayer or multi-layer sealed circle are formed and the hermetically-sealed construction etc. of internal mixing chamber form.Major advantage of the present invention sneaks out journey formation bubble flow in being is even and stable, can realize good and stable atomizing effect under low gas liquid rate (about 0.1); The axiality of interior mixed part and outer tube is harmonized by jackscrew, improves the uniformity of spraying; Swirl jet can strengthen the momentum-exchange between gas-liquid two-phase, improves atomization quality.The present invention be a kind of can be applied to the fields such as chemical industry, power, HVAC adjustable-flow, universal, low gas consumption rate, be atomized stable adjustable bubble atomizing nozzle.
Effervescent atomizer provided by the invention, namely the low-pressure low flow effervescent atomization single-hole nozzle that spray cone angle is adjustable comprises the internals of the double-deck or multi-layer sealed multichannel air intake structure of circle formation or the air intake structure of eddy flow groove, has the external member of diffusion taper spray orifice, top wire hole and gas-liquid import ready-packaged joint; Internals directly inserts external member and is assembled into nozzle, utilizes the seal with elastometic washer of O type between the two, utilizes jackscrew to fix, and space formed between the two is mixing chamber.
A kind of effervescent atomizer provided by the invention comprises internals and external member; Described internals is cylindrical structure, be divided into once-through type and cyclone-type two kinds, wherein, once-through type internals outer surface has twice for being set with the seal groove of O type rubber ring, gas through-flow passage is had between seal groove, two horizontal air hole in right-angled intersection run through cylinder, four vertical pores paralleled to the axis and horizontal air hole through; There is the seal groove for being set with O type rubber ring on cyclone-type internals surface, and gas through-flow passage is arranged at seal groove bottom, and four roads and axis are 45
o-75
oeddy flow groove be distributed on the cartridge outer surface of through-flow beneath galleries.
Described external member is semiclosed cylindrical shape, big up and small down stepped in its inner space, large compared with the external diameter of internals 20 microns of the internal diameter of the first half, the latter half space is mixing chamber, and mixing chamber internal diameter is little compared with upper space internal diameter, form stepped space; Cylindrical shell has two-layer totally 6 equally distributed jackscrew screwed holes, and gas interface hole and fluidic interface hole.At this, gas interface hole and fluidic interface hole also can be screwed hole.Cylindrical shell blind end center has diffusion taper spray orifice, and its angle of flare is 90-120
0.
The internals of suit O type rubber ring directly inserts in external member, and makes the bottom surface of internals compress the step of external member, screws jackscrew, after installing gas-liquid import ready-packaged joint, namely completes nozzle sets process of assembling
.at this, ready-packaged joint is a kind of joint, and its one end is external thread structure, directly can screw in the external member of nozzle, and the other end is a kind of compression type quick fixation structure, and for carrying the plastic flexible pipe of liquid or gas directly to insert or to extract, sealing is good.
The internal mixing chamber of described smooth-bore tip is the circular tube shaped space formed by inside and outside component, and liquid directly enters mixing chamber through inlet; The gas feed of external member and the through-flow passage of internals are connected, and compressed air enters through-flow passage through air inlet, then flow through horizontal air hole, vertical pore, enter mixing chamber; Two-phase flow body completes momentum-exchange process in mixing chamber, forms gas-liquid two-phase bubbly flow, and through the ejection of diffusion taper spray orifice, forms uniform and stable liquid mist torch.
Described swirl nozzle, its internal mixing chamber is also the circular tube shaped space formed by inside and outside component, and liquid directly enters mixing chamber through inlet; The gas feed of external member and the through-flow passage of internals are connected, and compressed air enters through-flow passage through air inlet, then flows through eddy flow groove, tangentially enters mixing chamber; Two-phase flow body completes momentum-exchange process in mixing chamber, forms gas-liquid two-phase bubbly flow, and through the ejection of diffusion taper spray orifice, forms uniform and stable rotary fluid mist torch.Comparatively speaking, the momentum-exchange process in swirl nozzle mixing chamber between gas-liquid two-phase is more strong, and therefore its spray particle average diameter is less, and spray cone angle is larger.
The control method of a kind of low-pressure low flow effervescent atomizer provided by the invention comprises the following steps:
(1) choke valve on Compressed Gas pipeline and fluid pipeline is opened successively.
(2) regulates liquid choke valve and compressed air choke valve, makes downstream pressure all be stabilized near operating pressure (gauge pressure 0.26-0.3Mpa).
(3) regulates liquid flow is near running parameter, gas-liquid mass flow ratio by automatic stabilisation within the scope of 0.07-0.1.
(4) stable spraying, completes adjustment process.
The major advantage of nozzle of the present invention is: structure is simple, and without thread seal, axiality is high, is directly inserted in external member by the internals of inserting O type rubber ring, screws jackscrew, can complete nozzle sets process of assembling; The adjustment of spray cone angle can be realized by the internals changing different structure; The gas flow of internals adopts flow-through structure, and flow resistance is less, and can maintain mixing chamber pressure in higher scope, nozzle atomization efficiency is higher; In mixing chamber, the bubble flow that gas-liquid two-phase mixed process is formed is even and stable, can realize good, stable atomizing effect under low gas-liquid mass flow ratio (between 0.07-0.1); The operating pressure of this nozzle is low, fluid flow is little, in gas-liquid inlet absolute pressure (IAP) 0.36-0.40MPa situation, can maintain stable spraying under 3.5-6.0kg/h fluid flow.
The outstanding feature of nozzle of the present invention is also: operating pressure is low, flow is low (seldom have nozzle can under so little flow steady operation), without thread seal, spray cone angle is adjusted by changing internals, during single hole spraying, spray cone angle is about 20 degree, swirl-spray can reach about 40 degree, the uniformity of flow distribution is greatly improved, and is more conducive to the rapid evaporation of liquid mist.The present invention can be applicable to the fields such as chemical industry, power, HVAC.
Accompanying drawing explanation
Fig. 1 is once-through type effervescent atomizer body schematic diagram of the present invention.
Fig. 2 is cyclone-type effervescent atomizer body schematic diagram of the present invention.
Fig. 3 is once-through type internals schematic diagram of the present invention.
Fig. 4 is cyclone-type internals schematic diagram of the present invention.
Fig. 5 is external member schematic diagram of the present invention.
Fig. 6 is the atomize figure of the once-through type nozzle when gas-liquid mass flow ratio is 0.1.
Fig. 7 is the atomize figure of the cyclone-type nozzle when gas-liquid mass flow ratio is 0.1.
Fig. 8 represents the discharge characteristic of once-through type nozzle of the present invention.
Fig. 9 represents the discharge characteristic of cyclone-type nozzle of the present invention.
Figure 10 represents the atomization characteristics of once-through type nozzle of the present invention.
Detailed description of the invention
The present invention is described in detail as follows with reference to accompanying drawing:
As shown in the figure, 1, seal groove, 2, through-flow passage, 3, horizontal air hole, 4, vertical pore, 5, handle screwed hole, 6, jackscrew screwed hole, 7, gas connection hole, 8, fluid connection hole, 9, taper spray orifice is spread, 10, mixing chamber, 11, O type rubber ring, 12, eddy flow groove.
The low-pressure low flow effervescent atomization single-hole nozzle that spray cone angle provided by the invention is adjustable comprises the double-deck or multi-layer sealed internals 101 of multichannel air intake structure of circle formation or the internals 102 of the air intake structure of eddy flow groove, has the external member 200 of diffusion taper spray orifice 9, jackscrew screwed hole 6 and gas-liquid import ready-packaged joint; Internals 101,102 directly insert external member 200 is assembled into nozzle, and utilize O type rubber ring 11 to seal, utilize jackscrew to fix between the two, space formed between the two is mixing chamber 10.
The low-pressure low flow effervescent atomization single-hole nozzle that a kind of spray cone angle provided by the invention is adjustable comprises internals and external member; Described internals is cylindrical structure, be divided into once-through type internals 101 and cyclone-type internals 102 two kinds, wherein, once-through type internals 101 outer surface has twice for being set with the seal groove 1 of O type rubber ring 11, gas through-flow passage 2 is had between seal groove, two horizontal air hole 3 in right-angled intersection run through cylinder, and four vertical pores paralleled to the axis 4 are through with horizontal air hole 3; There is the seal groove 1 for being set with O type rubber ring 11 on cyclone-type internals 102 surface, and seal groove bottom has gas through-flow passage 2, four road and axis to be 45
0-75
0eddy flow groove 12 be distributed on the cartridge outer surface of through-flow passage 2 bottom.
Described external member 200 is semiclosed cylindrical shapes, big up and small down stepped in its inner space, the internal diameter comparatively internals 101 of the first half 201, large 20 microns of the external diameter of 102, the latter half space is mixing chamber 10, and mixing chamber 10 internal diameter is little compared with the first half 201 internal diameter, form stepped space; Cylindrical shell has two-layer totally 6 equally distributed jackscrew screwed holes, and gas interface hole 7 and fluidic interface hole 8; Cylindrical shell blind end center has diffusion taper spray orifice 9, and its angle of flare is 90-120
0.
The internals of suit O type rubber ring 11 directly inserts in external member, and makes the bottom surface of internals compress the step of external member, screws jackscrew, after installing gas-liquid import ready-packaged joint, namely completes nozzle sets process of assembling.
The internal mixing chamber of described smooth-bore tip is the circular tube shaped space formed by inside and outside component, and liquid directly enters mixing chamber through inlet; The gas feed of external member and the through-flow passage of internals are connected, and compressed air enters through-flow passage through air inlet, then flow through horizontal air hole 3, vertical pore 4, enter mixing chamber 10; Two-phase flow body completes momentum-exchange process in mixing chamber 10, forms gas-liquid two-phase bubbly flow, and sprays through diffusion taper spray orifice 9, forms uniform and stable liquid mist torch.
Described swirl nozzle, its internal mixing chamber is also the circular tube shaped space formed by inside and outside component, and liquid directly enters mixing chamber through inlet; The gas feed of external member and the through-flow passage 2 of internals are to UNICOM, and compressed air enters through-flow passage 2 through air inlet, then flows through eddy flow groove 12, tangentially enters mixing chamber; Two-phase flow body completes momentum-exchange process in mixing chamber, forms gas-liquid two-phase bubbly flow, and sprays through diffusion taper spray orifice 9, forms uniform and stable rotary fluid mist torch.Comparatively speaking, the momentum-exchange process in swirl nozzle mixing chamber 10 between gas-liquid two-phase is more strong, and therefore its spray particle average diameter is less, and spray cone angle is larger.
The control method of a kind of low-pressure low flow effervescent atomizer provided by the invention comprises the following steps:
(1) choke valve on Compressed Gas pipeline and fluid pipeline is opened successively.
(2) regulates liquid choke valve and compressed air choke valve, makes downstream pressure all be stabilized near operating pressure (gauge pressure 0.26-0.3Mpa).
(3) regulates liquid flow is near running parameter, gas-liquid mass flow ratio by automatic stabilisation within the scope of 0.07-0.1.
(4) stable spraying, completes adjustment process.
Experimental results is as follows: when gas-liquid mass flow ratio is 0.1, and as shown in Figure 6, the spraying situation of cyclone-type nozzle as shown in Figure 7 for the spraying situation of once-through type nozzle.As shown in Fig. 6, Fig. 7, cyclone-type internals is adopted to expand spray cone angle.
As shown in Figure 8, the discharge characteristic of cyclone-type nozzle as shown in Figure 9 for the discharge characteristic of once-through type nozzle.Figure 10 represents the atomization characteristics of once-through type nozzle of the present invention.Now, injection diameter is 1.0mm.Being 0.3MPa(gauge pressure at gas-liquid inlet pressure) in situation, the steady operation flow of two kinds of nozzles is all at about 5-6kg/h, and by regulating gas-liquid mass flow ratio ALR, nozzle flow can adjust within the scope of 3-10kg/h.
The outstanding feature of nozzle of the present invention: operating pressure is low, flow is low.In addition, effervescent atomizer of the present invention is without thread seal, adjust spray cone angle by changing internals, during once-through type nozzle spray, spray cone angle is about 20 degree, and cyclone-type nozzle spray can reach about 40 degree, the uniformity of flow distribution is greatly improved, and is more conducive to the rapid evaporation of liquid mist.The present invention can be applicable to the fields such as chemical industry, power, HVAC.
Claims (8)
1. an effervescent atomizer, comprises internals and external member, it is characterized in that,
Described internals is provided with double-deck or multi-layer sealed groove, and has the air intake structure of multichannel air intake structure or eddy flow groove;
Described external member comprises diffusion taper spray orifice, top wire hole, gas connection hole and fluid connection hole;
O RunddichtringO is provided with in the described seal groove of described internals, nozzle is assembled into by described internals is directly inserted into external member, described internals and described external member utilize jackscrew to fix, and the space formed between described internals and described external member is mixing chamber.
2. effervescent atomizer according to claim 1, is characterized in that, the operating pressure supplying the liquid in described fluid connection hole is 0.26-0.3Mpa.
3. an effervescent atomizer, is characterized in that, it is the adjustable low-pressure low flow single-hole nozzle of spray cone angle,
Described effervescent atomizer comprises internals and external member;
Described internals is once-through type cylindrical structure, once-through type internals outer surface has the seal groove for being set with O type circle, have gas through-flow passage between seal groove, two horizontal air hole in right-angled intersection run through cylinder, four vertical pores paralleled to the axis and horizontal air hole through;
Described external member is semiclosed cylindrical shape, and the inner space of described external member is the little stepped shape space of the large the latter half of the first half; The latter half space of described external member is mixing chamber, and described mixing chamber internal diameter is little compared with the internal diameter of described the first half; The cylindrical shell of described external member has two-layer totally 6 equally distributed jackscrew threaded hole, and gas interface hole and fluidic interface hole; The blind end center of described cylindrical shell has diffusion taper spray orifice;
O type circle is set with in described seal groove, be inserted into described external member and under the state being pressed to the step of described external member in the bottom surface of described internals, jackscrew is screwed at described internals, and be separately installed with ready-packaged joint in described gas connection hole and described fluid connection hole.
4. effervescent atomizer according to claim 3, is characterized in that the seal groove of described once-through type internals has twice.
5. an effervescent atomizer, is characterized in that, it is the adjustable low-pressure low flow single-hole nozzle of spray cone angle,
Described effervescent atomizer comprises internals and external member;
Described internals is cyclone-type cylindrical structure, and there is the seal groove for being set with O type rubber ring on cyclone-type internals surface, and gas through-flow passage is arranged at seal groove bottom, and four roads and axis are 45
0-75
0eddy flow groove be distributed on the cartridge outer surface of through-flow beneath galleries;
Described external member is semiclosed cylindrical shape, and the inner space of described external member is the little stepped shape space of the large the latter half of the first half; The latter half space of described external member is mixing chamber, and described mixing chamber internal diameter is little compared with the internal diameter of described the first half; The cylindrical shell of described external member has two-layer totally 6 equally distributed jackscrew threaded hole, and gas interface hole and fluidic interface hole; The blind end center of described cylindrical shell has diffusion taper spray orifice;
O type circle is set with in described seal groove, be inserted into described external member and under the state being pressed to the step of described external member in the bottom surface of described internals, jackscrew is screwed at described internals, and be separately installed with ready-packaged joint in described gas connection hole and described fluid connection hole.
6. the effervescent atomizer according to claim 1 or 3 or 5, is characterized in that, the angle of flare of described diffusion taper spray orifice is 90-120
0.
7. the effervescent atomizer according to claim 3 or 5, is characterized in that, large compared with the external diameter of internals 20 microns of the internal diameter of the first half of described external member.
8. a control method for claim 1 or the effervescent atomizer described in 3 or 5, is characterized in that comprising the following steps:
(1) open the Compressed Gas choke valve on the Compressed Gas pipeline being connected to described gas interface hole successively and be connected to the liquid choke valve on the fluid pipeline on described fluidic interface hole;
(2) regulates liquid choke valve and compressed air choke valve, make downstream pressure all be stabilized in working pressure conditions, i.e. gauge pressure 0.26-0.3Mpa;
(3) regulates liquid flow is at running parameter, makes gas-liquid mass flow ratio be stabilized within the scope of 0.07-0.1;
(4) stable spraying, completes adjustment process.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544259.8A CN104624423B (en) | 2013-11-06 | 2013-11-06 | The adjusting method of effervescent atomizer and effervescent atomizer |
| JP2014226490A JP2015089549A (en) | 2013-11-06 | 2014-11-06 | Air bubble spray nozzle and method of adjusting air bubble spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544259.8A CN104624423B (en) | 2013-11-06 | 2013-11-06 | The adjusting method of effervescent atomizer and effervescent atomizer |
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| Publication Number | Publication Date |
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| CN104624423A true CN104624423A (en) | 2015-05-20 |
| CN104624423B CN104624423B (en) | 2017-07-28 |
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| CN201310544259.8A Expired - Fee Related CN104624423B (en) | 2013-11-06 | 2013-11-06 | The adjusting method of effervescent atomizer and effervescent atomizer |
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| JP (1) | JP2015089549A (en) |
| CN (1) | CN104624423B (en) |
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| CN107409958A (en) * | 2017-07-31 | 2017-12-01 | 江苏大学 | A kind of water medicine integration gas-liquid two-phase atomizer |
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| CN107631376A (en) * | 2017-10-10 | 2018-01-26 | 河北工业大学 | A kind of air cooling module unit based on cooling air-flow mist cooling |
| CN107631376B (en) * | 2017-10-10 | 2022-11-25 | 河北工业大学 | Air cooling module unit based on cooling airflow spray cooling |
| CN109174254A (en) * | 2018-08-08 | 2019-01-11 | 湖南长乐粮油贸易有限公司 | A kind of atomising device of brown rice quality controlling machine |
| CN109013083A (en) * | 2018-10-18 | 2018-12-18 | 广西卡迪亚科技有限公司 | A kind of integration liquid-gas two-phase flow body delicate metering spray solenoid valve |
| CN109013083B (en) * | 2018-10-18 | 2024-07-26 | 广西松浦电子科技有限公司 | Integrated liquid-gas two-phase fluid precise metering spray electromagnetic valve |
| CN111940159A (en) * | 2019-05-14 | 2020-11-17 | 沈阳芯源微电子设备股份有限公司 | Wafer surface particle cleaning double-rotating nozzle |
| CN111940159B (en) * | 2019-05-14 | 2023-05-26 | 沈阳芯源微电子设备股份有限公司 | Double-rotation nozzle for cleaning particles on surface of wafer |
| CN110449283A (en) * | 2019-09-12 | 2019-11-15 | 河北工业大学 | A kind of novel atomized nozzle based on bubble cutting |
| CN114658580A (en) * | 2022-03-15 | 2022-06-24 | 上海工程技术大学 | Air-entraining jet nozzle with swirl groove on head guide |
| CN114985139A (en) * | 2022-06-29 | 2022-09-02 | 浙江华朔科技股份有限公司 | Spray head with regulating switch |
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| JP2015089549A (en) | 2015-05-11 |
| CN104624423B (en) | 2017-07-28 |
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