CN113770090B - Paint surface cleaning device based on high-efficient annular cleaning sweeps nozzle - Google Patents
Paint surface cleaning device based on high-efficient annular cleaning sweeps nozzle Download PDFInfo
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- CN113770090B CN113770090B CN202010526342.2A CN202010526342A CN113770090B CN 113770090 B CN113770090 B CN 113770090B CN 202010526342 A CN202010526342 A CN 202010526342A CN 113770090 B CN113770090 B CN 113770090B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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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 discloses a paint surface cleaning device based on a high-efficiency annular cleaning and blowing nozzle, and belongs to the technical field of cleaning equipment. Comprising the following steps: the upper side of the cleaning device housing is provided with a cleaning opening, and the surface to be cleaned or a workpiece can extend into the cleaning opening; the mounting plate is arranged on the lower side of the cleaning device housing; the annular gas-liquid pipeline is arranged on the upper side of the mounting plate and is positioned in the housing of the cleaning device, and cleaning solvent and high-pressure gas alternately enter the annular gas-liquid pipeline; the annular cleaning and blowing nozzle is arranged on the inner ring side of the annular gas-liquid pipeline and is communicated with the annular gas-liquid pipeline, and a plurality of jet ports are arranged on the inner ring side of the annular cleaning and blowing nozzle. According to the paint surface cleaning device based on the efficient annular cleaning and blowing nozzle, provided by the invention, the cleaning and drying effect is enhanced, the cleaned surface or workpiece can be sufficiently dried in the short-section beat, the single cleaning beat of the cleaning device is further shortened, and the spraying efficiency is improved.
Description
Technical Field
The invention relates to the technical field of cleaning equipment, in particular to a paint surface cleaning device based on a high-efficiency annular cleaning and blowing nozzle.
Background
At present, most of the working processes of the existing cleaning devices for paint surfaces are divided into two parts, namely solvent cleaning and air drying, and the cleaning solvents in the machine and the drying air are respectively provided with different pipelines and independent nozzles, and the nozzles are rotated around a central axis by means of self rotary joints so as to cover the surfaces to be cleaned. The internal structure of the machine is complex; most of air flow channels of the air blow-drying nozzles are simple circular holes, the diffusion effect of air flow at the injection outlet is not ideal, and higher air flow speed cannot be obtained, so that the blow-drying effect and blow-drying time of the surface to be cleaned or the workpiece after cleaning can be directly influenced. The surface to be cleaned or the workpiece is not sufficiently dried, which may affect the subsequent use and the like, and the cleaning time can be prolonged to compensate for the complete cleaning. Therefore, the conventional cleaning device is generally longer in single cleaning beat, the cleaning solvent and air are smaller in sweeping coverage area on the surface to be cleaned or a workpiece up to about 15 seconds, so that the cleaning efficiency and the drying efficiency of the cleaning device are lower, the time of the cleaning and drying processes is increased, and the spraying production beat is further influenced.
Disclosure of Invention
Aiming at the problems in the prior art, the paint surface cleaning device based on the efficient annular cleaning and blowing nozzle is provided, the fluid spraying speed and the fluid diffusion angle can be increased through the fluid channel inside the special-designed spraying port, so that the cleaning effect is enhanced, the cleaned surface or workpiece can be fully dried in the short-section beat, the single cleaning beat of the cleaning device is shortened, and the spraying efficiency is improved.
The specific technical scheme is as follows:
a paint surface cleaning device based on a high efficiency annular cleaning purge nozzle, comprising: the cleaning device housing, the mounting plate, the annular gas-liquid pipeline and the annular cleaning blowing nozzle,
the upper side of the cleaning device housing is provided with a cleaning opening, and the surface to be cleaned or a workpiece can extend into the cleaning opening; the mounting plate is arranged on the lower side of the cleaning device housing; the annular gas-liquid pipeline is arranged on the upper side of the mounting plate and is positioned in the housing of the cleaning device, and cleaning solvent and high-pressure gas alternately enter the annular gas-liquid pipeline; the annular cleaning and blowing nozzle is arranged on the inner ring side of the annular gas-liquid pipeline and is communicated with the annular gas-liquid pipeline, and a plurality of jet ports are arranged on the inner ring side of the annular cleaning and blowing nozzle.
The annular cleaning blowing nozzle comprises a plurality of gas-liquid blowing rings which are sequentially overlapped, the inner side wall of each gas-liquid blowing ring is provided with a plurality of jet openings in an annular array, the air flow or fog sprayed out by each jet opening is in a cone shape, and the air flows or fog sprayed out by two adjacent jet openings on the same gas-liquid blowing ring meet the boundary before contacting the surface to be cleaned or a workpiece.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristic that the side wall of each gas-liquid cleaning ring is provided with a plurality of nozzle gas-liquid inlets which are communicated with the annular gas-liquid pipeline.
Among the paint surface cleaning device based on high-efficient annular cleaning purge nozzle, still have such characteristic, the upside of every gas-liquid sweeps the ring is provided with a plurality of location bosss, and the downside is provided with a plurality of and location boss assorted positioning groove, and a plurality of gas-liquid sweeps the ring and superposes each other.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristics that a plurality of gas-liquid blowing rings are arranged coaxially, and two adjacent gas-liquid blowing rings can rotate relatively.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristics of further comprising an air sealing ring, wherein the air sealing ring is arranged on the upper side of the air-liquid cleaning and blowing ring at the top.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristics that the paint surface cleaning device further comprises a sealing ring, the inner side of the air sealing ring is provided with the sealing ring, and the sealing ring is matched with the outer size of the surface to be cleaned or the workpiece.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristics that part of the gas-liquid cleaning rings are provided with jet openings, part of the gas-liquid cleaning rings are in closed arrangement, and the gas-liquid cleaning rings provided with the jet openings and the gas-liquid cleaning rings in the closed arrangement can be alternately connected with each other.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle further has the characteristic that the jet opening is inclined downwards and is arranged in a conical shape.
The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle has the characteristic that the injection ports on different gas-liquid blowing rings can be mutually aligned or staggered along the axis direction of the gas-liquid blowing rings.
The technical scheme has the positive effects that:
according to the paint surface cleaning device based on the efficient annular cleaning and blowing nozzle, the structure of the internal pipeline and the jet orifice of the cleaning device is simplified, the gas-liquid shared pipeline and the jet orifice are used, when the cleaning device works, cleaning solvent and high-pressure air alternately enter the gas-liquid shared pipeline, and then the cleaning solvent and the blowing-drying air flow are ejected through the jet orifice which is specially designed on the annular cleaning and blowing nozzle, so that the cleaning effect is enhanced, full blowing is realized after cleaning, the overall efficiency of cleaning and blowing is improved, the single cleaning beat of the cleaning device is shortened, and the spraying production beat is improved.
Drawings
FIG. 1 is a schematic view of an embodiment of a paint surface cleaning apparatus based on a high efficiency annular cleaning purge nozzle of the present invention;
FIG. 2 is a schematic view of the gas-liquid injection from the injection port of the gas-liquid purge ring in an embodiment of a paint surface cleaning apparatus based on a high efficiency annular purge nozzle according to the present invention;
FIG. 3 is a longitudinal cross-sectional view of an annular purge nozzle in an embodiment of a paint surface cleaning apparatus according to the invention based on an efficient annular purge nozzle.
In the accompanying drawings: 1. a surface or workpiece to be cleaned; 2. cleaning a device housing; 3. a mounting plate; 4. an annular gas-liquid pipeline; 5. a nozzle gas-liquid inlet; 6. an annular purge nozzle; 61. a gas-liquid purge ring; 62. and (3) an air sealing ring.
A: airflow or fogging.
Detailed Description
In order to make the technical means, creation characteristics, achievement of the purposes and effects achieved by the present invention easy to understand, the following embodiments are specifically described with reference to fig. 1 to 3, which illustrate a paint surface cleaning apparatus based on an efficient annular cleaning and purging nozzle.
The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the paint surface cleaning device based on the efficient annular cleaning and blowing nozzle, a cleaning cavity for cleaning the surface to be cleaned or the workpiece 1 is formed by connecting the cleaning device housing 2 and the mounting plate 3, and meanwhile, the cleaning device housing 2 can protect the components inside the cleaning device and the surface to be cleaned or the workpiece 1.
The upper side of the cleaning device housing 2 is provided with a cleaning opening, the caliber of the cleaning opening is slightly larger than the outer diameter of the surface or the workpiece 1 to be cleaned, and the surface or the workpiece 1 to be cleaned can extend into the cleaning opening under the control of the mechanical arm, so that cleaning and purging can be completed in the cleaning cavity. The mounting plate 3 is arranged at the lower side of the cleaning device housing 2, the mounting plate 3 is used for bearing an annular gas-liquid pipeline 4 and an annular cleaning and purging nozzle 6, and the gas (compressed air) and the liquid (cleaning solvent) share an internal pipeline, so that the internal pipeline of the cleaning machine is simplified. The annular gas-liquid pipeline 4 is arranged on the upper side of the mounting plate 3 and is positioned in the cleaning device housing 2, and cleaning solvent and high-pressure gas alternately enter the annular gas-liquid pipeline 4. The annular cleaning and blowing nozzle 6 is arranged on the inner ring side of the annular gas-liquid pipeline 4, the annular cleaning and blowing nozzle 6 is communicated with the annular gas-liquid pipeline 4, a plurality of jet ports are arranged on the inner ring side of the annular cleaning and blowing nozzle 6, cleaning solvent and blowing-drying air flow are jetted out through a special fluid channel on the annular cleaning and blowing nozzle 6, cleaning and blowing-drying of residual paint on the surface to be cleaned or the surface of the workpiece 1 are efficiently completed, single cleaning beat of the cleaning device is shortened, and spraying production beat is improved.
The annular cleaning and blowing nozzle 6 comprises a plurality of gas-liquid blowing rings 61, the plurality of gas-liquid blowing rings 61 are sequentially overlapped along the axial direction of the gas-liquid blowing rings 61, the axial direction of the annular cleaning and blowing nozzle 6 is vertical to the upper end face of the mounting plate 3, a plurality of jet ports are arranged on the inner side wall of the gas-liquid blowing ring 61 of the annular cleaning and blowing nozzle 6 in an annular array, the jet ports on the same gas-liquid blowing ring 61 are generally uniformly distributed, wherein fluid pore channels inside the jet ports are combined special-shaped structure holes, through gas-liquid two-phase fluid simulation, the jet solvent atomization and diffusion effect is good, meanwhile, the flow rate of compressed air for blowing is also obviously improved, the airflow or fog surface A jetted by each jet port is in a conical shape, and the airflows or fog surfaces A jetted by two adjacent jet ports on the same gas-liquid blowing ring 61 meet at the boundary before contacting with the surface to be cleaned or the workpiece 1, so that the surface to be cleaned or the outer surface of the workpiece 1 is effectively covered completely, and the cleaning and blowing efficiency is improved.
In a preferred embodiment, as shown in fig. 1, 2 and 3, the side wall of each gas-liquid purging ring 61 is provided with a plurality of nozzle gas-liquid inlets, which are communicated with the annular gas-liquid pipeline 4, and the general gas-liquid purging ring 61 (annular cleaning purging nozzle 6) and the annular gas-liquid pipeline 4 are concentrically arranged, and cleaning solvent or blow-drying gas in the annular gas-liquid pipeline 4 enters the gas-liquid purging ring 61 (annular cleaning purging nozzle 6) through the nozzle gas-liquid inlets, so that the transmission speed of gas and liquid is improved.
In a preferred embodiment, as shown in fig. 1 and 3, the upper side of each gas-liquid purging ring 61 is provided with a plurality of positioning bosses (not shown), the lower side is provided with a plurality of positioning grooves (not shown) matched with the positioning bosses, the positioning bosses and the positioning grooves are used for limiting the positions between the gas-liquid purging rings 61, the plurality of gas-liquid purging rings 61 are mutually overlapped or used in a crossed manner, the common gas-liquid purging rings 61 can be mutually replaced, and the relative positions between the respective injection ports and the surface to be cleaned or the workpiece 1 are adjusted by adjusting the positions between the adjacent gas-liquid purging rings 61. So as to realize high-speed blowing and sweeping of the surface to be cleaned or the workpiece by the fog surface and the gas, and improve blowing and sweeping efficiency.
Further, the height of the positioning boss and the depth of the positioning groove can be adjusted, so that the distance between two adjacent gas-liquid purging rings 61, namely the distance between the gas-liquid purging rings 61 in the up-down direction, can be adjusted, and the purging requirements of surfaces to be cleaned or workpieces with different dimensions can be met, so that the purging efficiency can be improved.
In a preferred embodiment, as shown in fig. 2 and 3, a plurality of gas-liquid purging rings 61 are coaxially arranged, and two adjacent gas-liquid purging rings 61 can rotate relatively, the position of the injection port is adjusted by rotating the relative positions of the two adjacent gas-liquid purging rings 61, the injection angle is adjusted, and the upper and lower stacking positions of the gas-liquid purging rings 61 are changed according to the change of the structure of the surface to be cleaned or the outer surface of the workpiece 1 to be cleaned in practice, so as to achieve the optimal cleaning and drying effect.
In a preferred embodiment, as shown in fig. 3, a gas-tight ring 62 is provided on the upper side of the gas-liquid purge ring 61 at the top, and the gas-tight ring 62 is filled with air. In addition to the sealing of the physical sealing ring, the sealing effect is increased in the cleaning process, so that the pollution of the sealed clean space of the spraying workshop after the residual paint liquid drops and the volume liquid drops in the cleaning device are splashed outwards is effectively prevented, and the cleanliness of the spraying workshop is further improved.
In a preferred embodiment, as shown in fig. 3, a sealing ring (not shown) is further included, the inner side of the airtight ring 62 at the top is provided with a sealing ring, and the sealing ring is matched with the outer dimension of the surface to be cleaned or the workpiece 1, so that the environment of the spraying workshop is prevented from being polluted by the leakage of the paint drops in the cleaning device through a physical sealing mode.
In a preferred embodiment, as shown in fig. 3, a part of the gas-liquid purge ring 61 is provided with injection ports, a part of the gas-liquid purge ring is provided in a closed configuration, and the gas-liquid purge ring 61 provided with injection ports and the gas-liquid purge ring 61 provided in a closed configuration may be alternately connected to each other. In addition, the arrangement and connection of the gas-liquid purging rings 61 can be adaptively adjusted according to the external dimensions of the surface to be cleaned or the workpiece 1, for example, every two circles of gas-liquid purging rings 61 with jet ports can be matched with a closed gas-liquid purging ring 61 for combination; two closed gas-liquid purge rings 61 are combined with one gas-liquid purge ring 61 with injection ports, etc.
In a preferred embodiment, as shown in fig. 3, the jet opening is inclined downwards and is arranged in a conical shape, and the jet opening parameters can be adaptively adjusted for spraying surfaces or workpieces to be cleaned with different surface structures in different shapes so as to meet the requirements of the use of the different surfaces or workpieces to be cleaned.
In a preferred embodiment, as shown in fig. 2 and 3, the injection ports on different gas-liquid purging rings 61 may be aligned or staggered along the axial direction of the gas-liquid purging rings 61, and the position arrangement of several injection ports may be adjusted for different surfaces or workpieces 1 to be cleaned with different shapes and different surface structures, so as to improve the cleaning efficiency of the surfaces or workpieces 1 to the greatest extent and shorten the cleaning beat.
In the following, a specific embodiment is described, and it should be noted that the structures, processes, and materials described in the following embodiments are only used to illustrate the feasibility of the embodiments, and are not intended to limit the scope of the invention.
This paint surface belt cleaning device's theory of operation based on high-efficient annular washing sweeps nozzle: when the cleaning device works, a surface or a workpiece to be cleaned enters the cleaning device housing through the downward penetrating of the opening of the cleaning device, cleaning solvent and high-pressure air alternately pass through the annular gas-liquid pipeline and spray mist cleaning solvent and blow-drying air flow through the annular cleaning blowing nozzle, and the cleaning and blow-drying operation of the surface or the workpiece to be cleaned is completed. The sprayed cleaning solvent can be atomized into a conical spraying surface within a certain distance so as to quickly and effectively cover the surface of the rotary cup, then sprayed blow-drying airflow can impact the surface to be cleaned or the surface of a workpiece at a higher speed, the high airflow speed can forcefully blow redundant liquid downwards, the volatilization of residual liquid on the surface is accelerated, and the blow-drying effect is enhanced. In conclusion, the annular cleaning blowing nozzle can enhance the drying effect of the cleaning device, shortens the single cleaning beat and improves the spraying quality and the spraying efficiency.
The gas-liquid sweeping ring is provided with a universal positioning boss and a positioning groove, so that the relative angle position between the upper part and the lower part of the gas-liquid sweeping ring can be freely adjusted. Generally, 6-7 layers of gas-liquid purging rings are used for combined cleaning of the surface to be cleaned or the surface of a workpiece, wherein the gas-tight ring at the uppermost layer in the annular cleaning purging nozzle increases the gas-tight effect beyond the sealing of the physical sealing ring, so that residual paint liquid drops in the cleaning machine are effectively prevented in the whole cleaning process, and the closed clean space of a spraying workshop is polluted after the volume liquid drops are splashed.
The gas-liquid purging rings positioned from the second ring to the last ring in the annular cleaning purging nozzle can be mutually compatible and replaced, and the position is adjusted up and down and the angle is adjusted around the central axis so as to adjust different parameters such as the required declination angle of the jet orifice, the diffusion cone angle of the jet orifice, the aperture of the jet orifice and the like. Aiming at the surfaces or workpieces to be cleaned by spraying with different shapes and different surface structures, the parameters of the spraying ports can be adjusted, the spraying covering position of the cleaning solvent is modified and adjusted, the outlet flow of the drying air flow, the angle between the contact point of the target drying air flow and the surfaces and other internal fluid dynamic parameters are modified, so that the cleaning and drying effects are optimized, the cleaning cycle time of the whole surface or workpiece to be cleaned is shortened by the least amount of solvent and the fastest drying time, and finally the spraying production beat is improved.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the embodiments and scope of the present invention, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included in the scope of the present invention.
Claims (7)
1. Paint surface cleaning device based on high-efficient annular cleaning purge nozzle, its characterized in that includes:
the cleaning device comprises a cleaning device housing, wherein a cleaning opening is formed in the upper side of the cleaning device housing, and a surface to be cleaned or a workpiece can extend into the cleaning opening;
the mounting plate is arranged on the lower side of the cleaning device housing;
the annular gas-liquid pipeline is arranged on the upper side of the mounting plate and is positioned in the cleaning device housing, and cleaning solvent and high-pressure gas alternately enter the annular gas-liquid pipeline;
an annular cleaning and blowing nozzle which is arranged at the inner ring side of the annular gas-liquid pipeline and is communicated with the annular gas-liquid pipeline, a plurality of injection ports are arranged at the inner ring side of the annular cleaning and blowing nozzle,
the annular cleaning and blowing nozzle comprises a plurality of gas-liquid blowing rings which are sequentially overlapped, wherein the inner side wall of each gas-liquid blowing ring is provided with a plurality of jet openings in an annular array, the airflow or fog ejected by each jet opening is in a cone shape, the airflows or fog ejected by two adjacent jet openings on the same gas-liquid blowing ring meet the boundary before contacting with the surface to be cleaned or a workpiece, the side wall of each gas-liquid blowing ring is provided with a plurality of nozzle gas-liquid inlets which are communicated with an annular gas-liquid pipeline, the upper side of each gas-liquid blowing ring is provided with a plurality of positioning bosses, the lower side of each gas-liquid blowing ring is provided with a plurality of positioning grooves matched with the positioning bosses, and the gas-liquid blowing rings are mutually overlapped.
2. The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle according to claim 1, wherein a plurality of gas-liquid cleaning rings are arranged coaxially, and two adjacent gas-liquid cleaning rings can rotate relatively.
3. The paint surface cleaning apparatus based on a high efficiency annular cleaning purge nozzle of claim 1, further comprising a gas seal ring, the gas seal ring being disposed on an upper side of the gas-liquid cleaning ring at the top.
4. A paint surface cleaning apparatus based on a high efficiency annular cleaning purge nozzle as claimed in claim 3, further comprising a sealing ring, wherein the inside of the gas sealing ring is provided with a sealing ring, and wherein the sealing ring is matched to the external dimensions of the surface or workpiece to be cleaned.
5. The paint surface cleaning device based on the efficient annular cleaning and blowing nozzle according to claim 1, wherein part of the gas-liquid cleaning rings are provided with the jet ports, part of the gas-liquid cleaning rings are in closed arrangement, and the gas-liquid cleaning rings provided with the jet ports and the gas-liquid cleaning rings in closed arrangement can be alternately connected with each other.
6. The paint surface cleaning apparatus of claim 1 wherein the spray orifice is downwardly sloped and the spray orifice is conically configured.
7. The paint surface cleaning apparatus according to claim 6, wherein the spray ports on different gas-liquid purge rings are aligned with each other or staggered along the axial direction of the gas-liquid purge ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010526342.2A CN113770090B (en) | 2020-06-09 | 2020-06-09 | Paint surface cleaning device based on high-efficient annular cleaning sweeps nozzle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010526342.2A CN113770090B (en) | 2020-06-09 | 2020-06-09 | Paint surface cleaning device based on high-efficient annular cleaning sweeps nozzle |
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| CN113770090A CN113770090A (en) | 2021-12-10 |
| CN113770090B true CN113770090B (en) | 2023-05-05 |
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