CN112024148A - Spraying device for surface treatment or coloring - Google Patents
Spraying device for surface treatment or coloring Download PDFInfo
- Publication number
- CN112024148A CN112024148A CN202010792738.1A CN202010792738A CN112024148A CN 112024148 A CN112024148 A CN 112024148A CN 202010792738 A CN202010792738 A CN 202010792738A CN 112024148 A CN112024148 A CN 112024148A
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- China
- Prior art keywords
- channel
- gas channel
- gas
- surface treatment
- radial
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- 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
- B05B7/0441—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 with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber
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- 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
- B05B7/0441—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 with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber
- B05B7/0475—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 with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber with means for deflecting the peripheral gas flow towards the central liquid flow
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- 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
- B05B7/0483—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 with gas and liquid jets intersecting in the mixing chamber
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- 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
- B05B7/0491—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 the liquid and the gas being mixed at least twice along the flow path of the liquid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention provides a spraying device for surface treatment or coloring, which comprises a nozzle body, wherein a liquid channel, a gas channel and a temperature-adjusting gas channel are arranged in the nozzle body, the liquid channel is positioned at the center of the nozzle body, the gas channel is positioned at the radial outer side of the liquid channel, the temperature-adjusting gas channel is positioned at the radial outer side of the gas channel, the liquid channel sequentially comprises a first diameter part (2), a second diameter part (3), a first conical part (4), a diffusion cavity (5) and an outlet part (6), and the spraying device is characterized in that: the inner peripheral surface of first toper portion is provided with a plurality of whirl pieces (41) along circumference evenly distributed, and the radial inner edge of whirl piece is provided with a plurality of whirl grooves (42) along whirl piece axial distribution. The jet device can increase the rotational kinetic energy/tangential velocity of fluid, improve the mixing effect of the fluid, has the effect of pressurization, and has the advantages of uniform atomization of the nozzle, small droplet size and excellent jet/atomization effect; the flow direction of the temperature adjusting gas is controllable and accurate, the flow is stable, and the subsequent drying time is reduced.
Description
Technical Field
The invention relates to the technical field of surface treatment, such as surface coloring, paint spraying, film coating, atomization and the like, in particular to a spraying device for surface treatment or coloring.
Background
In the field of surface treatment technology, different surface treatment methods (spraying type) are usually adopted according to different/requirements of the object to be treated, such as surface coloring, painting, film coating, atomizing, etc. However, the existing spraying device has the problems of poor mixing effect, unstable atomization effect and long drying time.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a spraying device for surface treatment or coloring, which can increase the rotational kinetic energy/tangential velocity of fluid, improve the mixing effect of the fluid, has the supercharging effect, ensures uniform atomization of a nozzle, small droplet size and excellent spraying/atomizing effect; the flow direction of the temperature adjusting gas is controllable and accurate, the flow is stable, and the subsequent drying time is reduced.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an injection apparatus for surface treatment or coloring, its includes nozzle body (1), is equipped with liquid channel (L), gas channel (A), gas channel adjusts the temperature (H) in the nozzle body, and the liquid channel is located nozzle body central point and puts, and the gas channel is located the radial outside of liquid channel, and the gas channel that adjusts the temperature is located the radial outside of gas channel, and the liquid channel includes first diameter portion (2), second diameter portion (3), first toper portion (4), diffusion chamber (5), export portion (6) in proper order, its characterized in that: the inner peripheral surface of first toper portion is provided with a plurality of whirl pieces (41) along circumference evenly distributed, and the radial inner edge of whirl piece is provided with a plurality of whirl grooves (42) along whirl piece axial distribution.
Further, the height dimension of the spinning disk: the length dimension of the vortex sheet is 0.02-0.30, and the height dimension of the vortex groove is as follows: the height dimension of the spinning disk is 0.2-0.6.
Further, the downstream end of the pressure expansion cavity is provided with a second conical part (51), the outlet part comprises a third diameter part (61) and a third conical part (62), and the third diameter part is adjacent to the second conical part.
Furthermore, the temperature adjusting gas channel comprises a first temperature adjusting channel and a second temperature adjusting channel, the gas channel comprises a first gas channel, a second gas channel, one or more third gas channels (11) and one or more fourth gas channels (12), one end of each third gas channel is communicated with the first gas channel, the other end of each third gas channel is communicated with the first conical part, one end of each fourth gas channel is communicated with the first gas channel, and the other end of each fourth gas channel is communicated with the pressure expanding cavity.
Further, in radial cross section, the spinning disk and radial contained angle a equals 5-45, and the third gas passage includes radial gas passage, slope gas passage, and a plurality of spinning disks and a plurality of slope gas passage are alternately arranged in the circumference.
Further, the tapered surface of the second tapered portion is provided with a plurality of protrusions (52).
Furthermore, the bulges are hemispherical bulges, and the bulges are arranged in a multi-turn screen type manner.
Furthermore, a plurality of flow deflectors (81) are arranged in the second temperature adjusting channel, the flow deflectors are uniformly distributed along the circumferential direction, one or more flow guide grooves (82) are formed in two side surfaces of each flow deflector, and the flow guide grooves are arranged along the flow direction of the fluid; in the axial direction, there is an axial gap dimension (S) between the outlet of the second tempering channel and the outlet of the second gas channel.
Furthermore, a plurality of flow deflectors (81') are arranged in the second temperature adjusting channel, one or more flow guide grooves (82) are arranged on two side faces of each flow deflector, each flow deflector comprises a radial upstream part (83) and a radial downstream part (84), the radial upstream part and the radial downstream part are sequentially arranged along the airflow direction, two sides of the radial upstream part are arc-shaped, and the circumferential width of the radial upstream part is gradually increased from the radial outer side to the radial inner side; the radial downstream part is in a tumbler shape, and the circumferential width of the radial downstream part is gradually reduced from the radial outer side to the radial inner side
The spraying device for surface treatment or coloring can increase the rotational kinetic energy/tangential velocity of fluid, improve the mixing effect of the fluid, has the pressurization effect, uniform atomization of the nozzle, small droplet size and excellent spraying/atomizing effect; the flow direction of the temperature adjusting gas is controllable and accurate, the flow is stable, and the subsequent drying time is reduced.
Drawings
FIG. 1 is a schematic view of the structure of the spraying device of the present invention;
FIG. 2 is a schematic view of the structure of the spinning disk of the present invention;
FIG. 3 is a schematic view of a bump structure according to the present invention;
FIG. 4 is a schematic view of a flow deflector according to the present invention;
fig. 5 is a schematic structural view of another embodiment of a baffle of the present invention; .
In the figure: the gas temperature control device comprises a nozzle body 1, a first diameter part 2, a second diameter part 3, a first conical part 4, a vortex sheet 41, a vortex groove 42, a diffusion cavity 5, a second conical part 51, a protrusion 52, an outlet part 6, a third diameter part 61, a third conical part 62, a first temperature adjusting channel 7, a second temperature adjusting channel 8, flow deflectors 81 and 81', a flow guide groove 82, a radial upstream part 83, a radial downstream part 84, a first gas channel 9, a second gas channel 10, a third gas channel 11 and a fourth gas channel 12; liquid passage L, gas passage A, temperature adjusting gas passage H.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, an injection device for surface treatment or coloring comprises a nozzle body 1, wherein a liquid channel L, a gas channel a and a temperature-adjusting gas channel H are arranged in the nozzle body 1, the liquid channel L is located at the center of the nozzle body 1, the gas channel a is located at the radial outer side of the liquid channel L, the temperature-adjusting gas channel H is located at the radial outer side of the gas channel a, the liquid flowing in the liquid channel L can be one or more of required treatment liquid, pigment, aqueous solution and the like, the compressed gas flows in the gas channel a, and the compressed gas with adjustable temperature flows in the temperature-adjusting gas channel H. The temperature regulation control range is 20-100 ℃; liquid channel L includes first diameter portion 2 in proper order, second diameter portion 3, first toper portion 4, the diffusion chamber 5, export department 6, the diameter of first diameter portion 2 is greater than the diameter of second diameter portion 3, the contained angle X of first toper portion 4 and the axis of nozzle body 1 is 15-30, preferably 18-22, the inner peripheral surface of first toper portion 4 is provided with a plurality of spinning disk 41 along circumference evenly distributed, the radial inner edge of spinning disk 41 is provided with a plurality of spinning grooves 42 along spinning disk 41 axial distribution, the height and size of spinning disk 41: the length dimension of the spinning disk 41 is 0.02 to 0.15, preferably 0.06 to 0.10, and the height dimension of the spinning groove 42: the height dimension of the spinning disk 41 is 0.25 to 0.5, preferably 0.35.
The downstream end of the pressure expansion chamber 5 has a second tapered portion 51, the angle between the second tapered portion 51 and the axis of the nozzle body 1 is 70-85 degrees, preferably 77 degrees, the outlet portion 6 comprises a third diameter portion 61, a third tapered portion 62, the third diameter portion 61 is adjacent to the second tapered portion 51, and the angle between the third tapered portion 62 and the axis of the nozzle body 1 is 3-7 degrees, preferably 5 degrees.
The temperature adjusting gas channel H comprises a first temperature adjusting channel 7 and a second temperature adjusting channel 8, and the second temperature adjusting channel 8 is obliquely arranged relative to the axis of the nozzle body 1; the gas channel A comprises a first gas channel 9, a second gas channel 10, one or more third gas channels 11 and one or more fourth gas channels 12, the second gas channel 10 is obliquely arranged relative to the axis of the nozzle body 1, one end of each third gas channel 11 is communicated with the first gas channel 9, the other end of each third gas channel is communicated with the first conical part 4, one end of each fourth gas channel 12 is communicated with the first gas channel 9, and the other end of each fourth gas channel 12 is communicated with the pressure expansion cavity 5. The third gas passage 11 comprises a radial gas passage and an inclined gas passage, and the included angle of the inclined gas passage and the axis of the nozzle body 1 is 20-35 degrees.
The gas-liquid realizes mixing for the first time, the second time respectively in first toper portion 4, diffusion chamber 5, and the spinning disk plays the rotational kinetic energy/tangential velocity that increases fluidic, improves fluidic effect of mixing, and first toper portion 4, diffusion chamber 5 play the effect of pressure boost.
As shown in fig. 2 to 5, in the radial cross section, the swirl plate 41 is at an angle a of 10 to 30 °, preferably 15 to 22 °, to the radial direction, and the plurality of swirl plates 41 are circumferentially staggered with the plurality of inclined gas passages. The rotary kinetic energy/tangential velocity of the fluid can be increased, the mixing effect of the fluid is improved, the atomization of the nozzle is uniform, the size of liquid drops is small, and the spraying/atomizing effect is excellent.
The conical surface of the second conical part 51 is provided with a plurality of/a plurality of bulges 52, the bulges 52 are hemispherical bulges, the bulges 52 are arranged in a multi-turn screen type, and the bulges can cause multiple collisions of fluid in the second conical part 51, so that the mixing effect of the fluid is further improved.
A plurality of flow deflectors 81 are arranged in the second temperature adjusting channel 8, the flow deflectors 81 are uniformly distributed along the circumferential direction, the flow deflectors 81 are arranged in parallel with the radial direction, one or more flow guide grooves 82 are arranged on two side surfaces of the flow deflectors 81, and the flow guide grooves 82 are arranged along the flow direction of the fluid, so that the flow guide effect on the gas is increased, the flow direction of the temperature adjusting gas is controllable and accurate, and the flow is stable; in the axial direction, with an axial gap dimension S between the outlet of the second tempering channel 8 and the outlet of the second gas channel 10, this design can reduce undesired splashing of liquid. The temperature adjusting gas channel H can be designed to set proper temperature gas according to the spraying medium, such as 30-50 degrees, and the spraying medium can be pre-dried at a certain controllable temperature during spraying, so that the subsequent drying time is shortened.
In another embodiment, two side surfaces of the guide vane 81 'are provided with one or more guide grooves 82, the guide vane 81' comprises a radially upstream portion 83 and a radially downstream portion 84, the radially upstream portion 83 and the radially downstream portion 84 are sequentially arranged along the airflow direction, two sides of the radially upstream portion 83 are arc-shaped, and the circumferential width of the radially upstream portion 83 gradually increases from the radially outer side to the radially inner side; the radially downstream portion 84 is of a "tumbler" type, and the circumferential width of the radially downstream portion 84 gradually decreases from the radially outer side to the radially inner side. Preferably, the design structure of the flow deflector 81' can further increase the flow guiding effect on the gas, so that the flow direction of the temperature adjusting gas is controllable and accurate, and the flow is stable.
The spraying device for surface treatment or coloring can increase the rotational kinetic energy/tangential velocity of fluid, improve the mixing effect of the fluid, has the pressurization effect, uniform atomization of the nozzle, small droplet size and excellent spraying/atomizing effect; the flow direction of the temperature adjusting gas is controllable and accurate, the flow is stable, and the subsequent drying time is reduced.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (9)
1. The utility model provides an injection apparatus for surface treatment or coloring, its includes nozzle body (1), is equipped with liquid channel (L), gas channel (A), gas channel adjusts the temperature (H) in the nozzle body, and the liquid channel is located nozzle body central point and puts, and the gas channel is located the radial outside of liquid channel, and the gas channel that adjusts the temperature is located the radial outside of gas channel, and the liquid channel includes first diameter portion (2), second diameter portion (3), first toper portion (4), diffusion chamber (5), export portion (6) in proper order, its characterized in that: the inner peripheral surface of first toper portion is provided with a plurality of spinning disk (41) along circumference evenly distributed, and the radial inner edge of spinning disk is provided with a plurality of whirl grooves (42) along spinning disk axial distribution, the height dimension of spinning disk: the length of the spinning disk is 0.02-0.30, and in the radial section, the included angle a between the spinning disk and the radial direction is 5-45 degrees.
2. A spraying device for surface treatment or colouring according to claim 1, wherein the height dimension of the swirl slots: the height dimension of the spinning disk is 0.2-0.6.
3. A spraying device for surface treatment or colouring according to claim 1, characterised in that the downstream end of the diffusion chamber has a second tapering portion (51), the outlet portion comprising a third diameter portion (61), a third tapering portion (62), the third diameter portion adjoining the second tapering portion.
4. A spraying device for surface treatment or colouring according to claim 1, wherein the tempering gas channel comprises a first tempering channel, a second tempering channel, the gas channels comprise a first gas channel, a second gas channel, one or more third gas channels (11), one or more fourth gas channels (12), one end of the third gas channel communicates with the first gas channel, the other end communicates with the first cone, one end of the fourth gas channel communicates with the first gas channel, the other end communicates with the pressure expansion chamber.
5. A spraying device for surface treatment or colouring according to claim 4, wherein the third gas passage comprises a radial gas passage, an inclined gas passage, and a plurality of swirl plates are circumferentially staggered with the plurality of inclined gas passages.
6. A spraying device for surface treatment or colouring according to claim 3, characterised in that the conical surface of the second conical portion is provided with a plurality of protrusions (52).
7. A spray device for surface treatment or colouring according to claim 6, wherein the protrusions are hemispherical protrusions and the protrusions are arranged in a multi-turn screen.
8. A spraying device for surface treatment or colouring according to claim 4, wherein a plurality of baffles (81) are arranged in the second tempering channel, and are evenly distributed along the circumferential direction, and one or more guiding grooves (82) are arranged on both sides of the baffles, and are arranged along the fluid flow direction; in the axial direction, there is an axial gap dimension (S) between the outlet of the second tempering channel and the outlet of the second gas channel.
9. A spraying device for surface treatment or colouring according to claim 4, wherein a plurality of baffles (81') are provided in the second tempering channel, one or more guiding grooves (82) are provided on both sides of the baffles, the baffles comprise a radially upstream portion (83) and a radially downstream portion (84), which are arranged in sequence in the direction of the air flow, the radially upstream portion is arc-shaped on both sides, and the circumferential width of the radially upstream portion increases gradually from the radially outer side to the radially inner side; the radial downstream portion is of a tumbler type, and the circumferential width of the radial downstream portion gradually decreases from the radially outer side to the radially inner side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019107465657 | 2019-08-14 | ||
| CN201910746565.7A CN110449282A (en) | 2019-08-14 | 2019-08-14 | A kind of injection apparatus for being surface-treated or painting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112024148A true CN112024148A (en) | 2020-12-04 |
| CN112024148B CN112024148B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910746565.7A Pending CN110449282A (en) | 2019-08-14 | 2019-08-14 | A kind of injection apparatus for being surface-treated or painting |
| CN201922259994.XU Active CN211488184U (en) | 2019-08-14 | 2019-12-17 | Spraying device for surface treatment or coloring |
| CN202010792738.1A Active CN112024148B (en) | 2019-08-14 | 2020-08-10 | Spraying device for surface treatment or coloring |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910746565.7A Pending CN110449282A (en) | 2019-08-14 | 2019-08-14 | A kind of injection apparatus for being surface-treated or painting |
| CN201922259994.XU Active CN211488184U (en) | 2019-08-14 | 2019-12-17 | Spraying device for surface treatment or coloring |
Country Status (1)
| Country | Link |
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| CN (3) | CN110449282A (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449282A (en) * | 2019-08-14 | 2019-11-15 | 溧阳市盛杰机械有限公司 | A kind of injection apparatus for being surface-treated or painting |
| CN110712278B (en) * | 2019-12-07 | 2021-05-25 | 景德镇一牧堂陶瓷科技有限公司 | Pigment spraying device for ceramic product production process |
| CN110843099B (en) * | 2019-12-07 | 2021-10-29 | 景德镇一牧堂陶瓷科技有限公司 | Glazing device for ceramic manufacturing process |
| CN111515041A (en) * | 2020-03-20 | 2020-08-11 | 北京国利衡清洁能源科技(集团)有限公司 | Gasifying agent and water mixed atomizing nozzle and atomizing method thereof |
| CN111744692A (en) * | 2020-06-16 | 2020-10-09 | 山东同智创新能源科技股份有限公司 | Explosion-proof atomizing spray gun capable of being applied to environment-friendly treatment of coal-to-ethylene glycol waste liquid |
| CN112295768B (en) * | 2020-10-27 | 2021-07-27 | 景德镇学院 | Colorful spray painting device for ceramic color painting process |
| CN112570176B (en) * | 2020-11-23 | 2022-05-31 | 中冶南方都市环保工程技术股份有限公司 | Compressed air-assisted airless spray-pressure premixing granulation equipment and cementing material spraying system |
| CN114682408A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | Internal rotational flow cross hole double-gas-assisted injector |
| CN112916545B (en) * | 2021-01-20 | 2022-07-15 | 苏州雅达水工设备制造有限公司 | Full-coverage automatic cleaning and sterilizing device for water tank |
| CN114682409A (en) * | 2022-04-07 | 2022-07-01 | 魏峰 | Spraying assembly for engineering machinery |
| CN114682410A (en) * | 2022-04-09 | 2022-07-01 | 魏峰 | Spraying device with multiple mixing cavities |
| CN115095933B (en) * | 2022-06-29 | 2023-09-01 | 江西镁淇实业有限公司 | Humidification device that weaving workshop was used |
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-
2019
- 2019-08-14 CN CN201910746565.7A patent/CN110449282A/en active Pending
- 2019-12-17 CN CN201922259994.XU patent/CN211488184U/en active Active
-
2020
- 2020-08-10 CN CN202010792738.1A patent/CN112024148B/en active Active
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| US20030052197A1 (en) * | 2001-09-20 | 2003-03-20 | Bui Quy D. | Low pressure spray nozzle |
| CN200981035Y (en) * | 2006-11-20 | 2007-11-28 | 艾佩克斯科技(北京)有限公司 | Multistage atomizing swirling liquid nozzle |
| CN203764441U (en) * | 2014-03-19 | 2014-08-13 | 拜耳作物科学(中国)有限公司 | Industrial waste liquid spraying nozzle |
| JP2016163034A (en) * | 2015-03-05 | 2016-09-05 | 株式会社いけうち | Two-fluid nozzle |
| US20170296761A1 (en) * | 2016-04-15 | 2017-10-19 | Kaer Biotherapeutics Corporation | Aerosolizing nozzle and method of operating such aerosolizing nozzle |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112024148B (en) | 2023-06-23 |
| CN211488184U (en) | 2020-09-15 |
| CN110449282A (en) | 2019-11-15 |
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