CN110773539B - Water mist drift blocking and recycling device - Google Patents
Water mist drift blocking and recycling device Download PDFInfo
- Publication number
- CN110773539B CN110773539B CN201911210954.4A CN201911210954A CN110773539B CN 110773539 B CN110773539 B CN 110773539B CN 201911210954 A CN201911210954 A CN 201911210954A CN 110773539 B CN110773539 B CN 110773539B
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- collecting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000003595 mist Substances 0.000 title claims abstract description 32
- 230000000903 blocking effect Effects 0.000 title claims abstract description 17
- 238000004064 recycling Methods 0.000 title claims abstract description 11
- 238000007664 blowing Methods 0.000 claims abstract description 103
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 239000000779 smoke Substances 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000000576 coating method Methods 0.000 abstract description 9
- 239000011248 coating agent Substances 0.000 abstract description 8
- 238000003915 air pollution Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 27
- 238000000605 extraction Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
Landscapes
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a water mist drifting blocking and recycling device which comprises a fan, a wind collecting mechanism and a blowing mechanism, wherein the fan is positioned between the wind collecting mechanism and the blowing mechanism, the wind collecting mechanism comprises a wind collecting enclosing plate, a wind collecting baffle plate, a wind collecting adjusting plate, a wind collecting cover and a water mist blocking fan, the wind collecting baffle plate and the wind collecting adjusting plate are arranged in the wind collecting enclosing plate, a wind collecting opening is arranged between the wind collecting baffle plate and the wind collecting adjusting plate, the size of the wind collecting opening can be adjusted through the wind collecting adjusting plate, the blowing mechanism comprises a blowing cover, a blowing enclosing plate, a blowing baffle plate and a blowing adjusting plate, the blowing baffle plate and the blowing adjusting plate are arranged in the blowing enclosing plate, a horizontal blowing opening is arranged between the blowing adjusting plate and the blowing enclosing plate, a downward blowing opening is arranged in the blowing cover, and the downward blowing opening and the horizontal blowing opening are distributed in a staggered manner. The invention can realize high-efficiency recovery of scattered water mist through unique air inlet and exhaust design, and solves the problems of the scattered water mist and air pollution of the coating shed body.
Description
Technical Field
The invention belongs to the field of water conservation and emission reduction in a clean production process in a heavy pollution industry, and particularly relates to a water mist drifting blocking and recycling device.
Background
The current self-cleaning or liquid coating assembly line, because the work piece needs to be sent into washing or coating station in succession through conveyer chain or transportation track, consequently, the adoption is left import and export, upper and lower and control for semi-closed canopy body passageway design, in washing or coating process, washing liquid or coating liquid can produce liquid (liquid medicine or washing water) and liquid fog that splashes through the in-process that the nozzle jetted out, and spread to import and export orientation easily under the influence of the internal air positive pressure of canopy and cause air pollution, influence operational environment, influence staff health and safety, and the liquid has also caused the wasting of resources when losing.
The traditional solution to the problem is to additionally install an air extractor at the inlet and outlet of the shed body, and change the air pressure of the shed body by a large amount of air extraction, so that negative pressure is generated in the shed body, and the outside air flows in from the inlet and the outlet, thereby blocking the splashing liquid and the liquid mist from diffusing to the outside. The air pumped by the steam extraction device contains splashed liquid and liquid mist, and the air can be discharged after the gas-liquid separation is performed through a series of post-treatment processes such as cyclone liquid separation and condensation, so that the treatment energy consumption is very high, time and labor are wasted, and the operation cost of enterprises is increased.
In addition, the work piece that present company produced is bigger (width 1.2 meters, height 2 meters), and the fore-and-aft import and export of the preliminary treatment canopy body of automatic cleaning or application line is also corresponding bigger (width 2 meters, height 3 meters), and the total length of preliminary treatment canopy body is about 100 meters, leaves the narrow groove that width is 0.1 meter above the canopy body for the work piece couple through the caterpillar. If the air flow rate is 0.4 m/s, the air inlet area is 100 x 0.1+2 x 3 x 2) square m x 3600 s/h, the amount of 31,680 cubic meters of waste gas can be generated per hour, the waste gas can be discharged after being treated, and meanwhile, in order to block the leakage of cleaning liquid or coating liquid, high-power air extraction equipment is needed to be arranged at the front and back inlets and outlets of the greenhouse body and the open slots above the greenhouse body, so that the energy consumption is huge.
Considering the factors of energy conservation and emission reduction, high efficiency and environmental protection, clean production and the like, and products on the market can not meet the demands of companies, the design of a waterproof fog drifting and water fog collecting device capable of realizing internal air extraction and internal exhaust is needed.
Disclosure of Invention
The invention aims to provide a water mist drifting blocking and recycling device capable of realizing internal air suction and internal air exhaust.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a water smoke drift stops and recovery unit, its includes the fan, receives wind mechanism and mechanism of blowing, the fan is located and receives between wind mechanism and the mechanism of blowing, receive wind mechanism including receiving the coaming, receive wind baffle, receive wind regulating plate, receive fan housing and water smoke and block the fan, receive wind baffle and receive wind regulating plate and locate in the coaming to receive and be equipped with the wind-receiving mouth between baffle and the receipts wind regulating plate, and through the size of receiving the adjustable receipts wind mouth of regulation plate, the water smoke blocks the fan and locates to be equipped with in the upper end of receipts fan and the air intake department that the water smoke blocks the fan of receipts fan the fan housing, be equipped with the receipts wind clearance on this receipts fan, the water smoke passes through receive wind clearance and receipts wind gap get into the water smoke and block the fan, the air outlet of fan passes through pipe connection to the air inlet end of fan, the air outlet end of fan passes through pipe connection the mechanism of blowing, this mechanism of blowing includes the coaming, blows baffle and the regulating plate and the coaming of blowing locate in the coaming to be equipped with the horizontal cover, and through the coaming between the coaming is equipped with the horizontal cover, and through the adjustable horizontal cover down through the horizontal cover that is equipped with down the level-distributed through the adjustable air inlet down, and down the air inlet down, the air inlet is connected to the horizontal cover down.
Further, one side end part of the wind-collecting adjusting plate is provided with an adjusting long screw hole, the other side end part is bent downwards, an adjusting screw is arranged in the adjusting long screw hole, and the wind-collecting adjusting plate is fixed on wind-collecting coamings on two sides through the adjusting screw.
Furthermore, the two sides of the air-collecting baffle plate are bent upwards to form a groove-shaped structure, and an air-collecting opening is formed between the upward bent side end of the air-collecting baffle plate and the downward bent side end of the air-collecting adjusting plate.
Further, the air collecting coaming is installed and then forms an air collecting channel with the side wall of the cleaning shed body, and the air collecting coaming is installed and then forms an air blowing channel with the side wall of the cleaning shed body.
Further, the air collecting coaming is obliquely arranged, and the air collecting coaming is obliquely arranged from top to bottom to one side of the air blowing coaming.
Further, be equipped with on the tip of adjusting plate one side and adjust long screw, opposite side tip tilt up is buckled, and is equipped with adjusting screw in adjusting long screw, and adjusting plate one side of blowing passes through adjusting screw to be fixed on the baffle of blowing, and the tilt up kink of opposite side forms first level respectively with the both sides of the bounding wall of blowing and blows the wind gap with the second level.
Further, be equipped with the cover body baffle and cover body in the cover of blowing, one side of cover body adjusting plate of blowing is adjustable to be fixed in cover body baffle both sides, and the opposite side upwards inclines to buckle and simultaneously forms first down to blow the wind gap and second down to blow the wind gap with the bounding wall of cover both sides of blowing.
Further, the first downward air blowing openings, the first horizontal air blowing openings, the second downward air blowing openings and the second horizontal air blowing openings are sequentially and alternately distributed, the first downward air blowing openings are located at one side closest to the air collecting mechanism, and the second horizontal air blowing openings are located at one side farthest from the air collecting mechanism.
Further, the first downward air blowing opening and the first horizontal air blowing opening are inclined towards one side of the air collecting mechanism.
Further, the fan adopts an axial flow fan, and the air collecting gap on the air collecting cover is provided with at least two air collecting gaps.
The beneficial effects of the invention are as follows:
(1) The device enables splash liquid and liquid mist to circulate in the equipment and realize gas-liquid separation, and forms an inward blowing air curtain at the inlet and outlet positions under the condition of not changing the air pressure in the shed body, thereby blocking the leakage of cleaning liquid or coating liquid, and meanwhile, the product can be matched with corresponding environmental protection equipment (waste gas and waste water treatment) of companies to form a series of matched equipment, so that the device is popularized and applied to the market.
(2) The unique air inlet and exhaust design is carried out by utilizing the difference between the air extraction position and the exhaust position according to the air flow characteristics and the drifting characteristics of splashed liquid and liquid mist, so that the drifting mist is efficiently recovered, and the efficient water mist drifting interception is realized;
(3) Solves the problems of cleaning liquid at the inlet and outlet of the coating shed body or drifting of the coating liquid and air pollution, achieves the maximum liquid recovery and utilization, and greatly saves energy.
(4) The equipment is convenient to maintain, the size of the air opening is adjustable, energy conservation and emission reduction are realized, and the clean production environment can be established.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the air-receiving mechanism of the present invention.
Fig. 3 is a cross-sectional view of the air-receiving mechanism of the present invention.
Fig. 4 is a schematic view of a blowing mechanism of the present invention.
Fig. 5 is a cross-sectional view of the blowing mechanism of the present invention.
Fig. 6 is a schematic diagram of the air flow of the present invention.
Marked in the figure as: 1-axial fan, 2-pipeline (hose), 3-water smoke blocking fan, 4-receipts fan housing, 5-blowing housing, 6-receipts wind bounding wall, 7-receipts wind baffle, 8-receipts wind regulating plate, 9-bloies the bounding wall, 10-bloies the baffle, 11-bloies the regulating plate, 12-receipts wind gap, 13-water smoke blocking fan, 14-first down blowing mouth, 15-second down blowing mouth, 16-first horizontal blowing mouth, 17-second horizontal blowing mouth, 18-adjust long screw hole, 19-adjusting screw, 20-cover body baffle, 21-cover body bloies the regulating plate.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
As shown in fig. 1, the water mist drifting blocking and recycling device comprises an axial flow fan 1, a wind collecting mechanism and a blowing mechanism, wherein the axial flow fan 1 is positioned between the wind collecting mechanism and the blowing mechanism; wherein, receive the fan and construct including receiving wind bounding wall 6, receipts wind baffle 7, receipts wind regulating plate 8, receipts fan housing 4 and water smoke and block fan 3, the mechanism of blowing includes that the cover 5 is blown to the bounding wall 9, the baffle 10 is blown and the regulating plate 11 is blown.
As shown in fig. 2 and 3, the wind-collecting baffle 7 and the wind-collecting adjusting plate 8 are arranged in the wind-collecting coaming 6, a wind-collecting opening 12 is arranged between the wind-collecting baffle 7 and the wind-collecting adjusting plate 8, and the size of the wind-collecting opening 12 can be adjusted through the wind-collecting adjusting plate 8; the water smoke blocks the upper end that fan 3 located receipts wind bounding wall 6 and water smoke blocks the air intake department of fan 3 is equipped with receipts fan housing 4, is equipped with three receipts wind clearance 13 on this receipts fan housing 4, and the water smoke passes through receipts wind clearance 13 and receipts wind gap 12 get into water smoke and block fan 3, and water smoke blocks fan 3 and is the water smoke and becomes the water droplet and flow down, and water smoke blocks fan 3 simultaneously and is connected to through pipeline 2 axial fan 1 air inlet section, axial fan 1's air-out end passes through pipeline 2 connection blowing mechanism.
In this embodiment, preferably, an adjusting long screw hole 18 is formed at one end of the wind-collecting adjusting plate 8, the other end is bent downwards, an adjusting screw 19 is arranged in the adjusting long screw hole 18, and the wind-collecting adjusting plate 8 is fixed on the wind-collecting coaming 7 at two sides through the adjusting screw 19. The two sides of the air-collecting baffle 7 are bent upwards (being convenient for blocking water mist and improving water mist absorption efficiency) to form a groove-shaped structure, and an air-collecting opening 12 is formed between the upward bent side end of the air-collecting baffle 7 and the downward bent side end of the air-collecting adjusting plate 8. Meanwhile, in order to increase the absorption capacity and realize the maximum liquid recovery, the air collecting coaming 6 can be obliquely arranged and can be inclined from top to bottom to one side of the air blowing coaming 9.
As shown in fig. 4 and 5, the air baffle 10 and the air adjusting plate 11 are disposed in the air enclosing plate 9, an adjusting long screw hole 18 is disposed on one side end of the air adjusting plate 11, the other side end is bent in an upward inclined manner, an adjusting screw 19 is disposed in the adjusting long screw hole 18, one side of the air adjusting plate 11 is fixed on the air baffle 10 through the adjusting screw 19, and a first horizontal air blowing port 16 and a second horizontal air blowing port 17 are formed on the upward inclined bent portion of the other side and two sides of the air enclosing plate 9 respectively. The inside of the blowing hood 5 is provided with a hood baffle 20 and a hood blowing adjusting plate 21, one side of the hood blowing adjusting plate 21 is adjustably fixed on two sides of the hood baffle 20, and the other side is bent obliquely upwards and forms a first downward blowing port 14 and a second downward blowing port 15 with coamings on two sides of the blowing hood 5.
In this embodiment, preferably, the first downward air blowing openings 14, the first horizontal air blowing openings 16, the second downward air blowing openings 15, and the second horizontal air blowing openings 17 are sequentially staggered, where the first downward air blowing openings 14 are located at a side closest to the air collecting mechanism, and the second horizontal air blowing openings 17 are located at a side farthest from the air collecting mechanism.
In this embodiment, preferably, the wind collecting coaming 6 is installed and then forms a wind collecting channel with the side wall of the cleaning shed body, and the wind collecting coaming 9 is installed and then forms a wind blowing channel with the side wall of the cleaning shed body, so that the material and cost can be saved by means of the side wall construction channel of the cleaning shed body. Meanwhile, in order to achieve maximum liquid recovery, the first downward blowing port 14 and the first horizontal blowing port 16 are inclined toward one side of the wind collecting mechanism, so that part of the mist not absorbed will be blown back for further absorption.
The working principle of the invention is as follows: firstly, the device is respectively and relatively arranged at two sides of an inlet and an outlet of a cleaning shed body, when water mist in the cleaning shed body drifts towards the inlet and the outlet, the water mist firstly passes through a wind collecting mechanism of the device, at the moment, the water mist starts to be recovered through a wind collecting opening of the wind collecting mechanism, then part of the water mist which is not recovered continuously drifts forwards, when the water mist approaches to a blowing mechanism, the water mist is blown back by a first downward wind blowing opening and a first horizontal wind blowing opening, the second wheel is recovered by the wind collecting opening of the wind collecting mechanism, meanwhile, the second downward wind blowing opening and the second horizontal wind blowing opening can form a wind wall to block the water mist to continuously move forwards, the moving speed of the water mist is delayed, and the water mist which is not recovered is blown back to the wind collecting mechanism to the maximum extent to be continuously recovered. In addition, because water smoke can remove the gathering to canopy body top in the in-process that drifts, set up two and blow down the wind gap, can blow down the water smoke of gathering the top, and then make horizontal water wind gap play the biggest effect, improve recovery efficiency.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It should be understood by those skilled in the art that the above embodiments do not limit the scope of the present invention in any way, and all technical solutions obtained by equivalent substitution and the like fall within the scope of the present invention.
The invention is not related in part to the same as or can be practiced with the prior art.
Claims (6)
1. The utility model provides a water smoke drift stops and recovery unit, its characterized in that includes fan, receipts wind mechanism and mechanism of blowing, the fan is located between receipts wind mechanism and the mechanism of blowing, receipts wind mechanism includes receipts wind bounding wall, receipts wind baffle, receipts wind regulating plate, receipts wind cover and water smoke stop the fan, receipts wind baffle and receipts wind regulating plate locate receipts wind bounding wall in to receipts wind baffle and receipts wind regulating plate between be equipped with the receipts wind mouth, and through receipts wind regulating plate adjustable receipts wind mouth's size, the water smoke stop the fan locate receipts wind bounding wall's upper end and the water smoke stop the air intake department of fan be equipped with receipts wind cover, be equipped with receipts wind clearance on the receipts wind cover, the water smoke passes through receipts wind clearance and receipts wind mouth get into the water smoke stop the fan, the air outlet of water smoke stop the fan passes through the pipe connection to the air inlet end of fan, the air outlet end of fan passes through the pipe connection the mechanism of blowing, this mechanism of blowing includes the coaming, the coaming of blowing, the baffle and the regulating plate locate in the receipts wind, and through the coaming, and through the baffle of blowing are equipped with the baffle and the regulating plate and the air, and the adjustable bounding wall are located in the enclosing the horizontal enclosing wall, and through the horizontal hood is equipped with the adjustable horizontal air opening through the lower end of the baffle and down, and the horizontal cover through the horizontal air cover, and down the air inlet is connected to the horizontal air opening through the lower end of the air cover and down;
an adjusting long screw hole is formed in one end part of the wind-collecting adjusting plate, the other end part of the wind-collecting adjusting plate is bent downwards, an adjusting screw is arranged in the adjusting long screw hole, and the wind-collecting adjusting plate is fixed on wind-collecting coamings on two sides through the adjusting screw;
the two sides of the air-collecting baffle plate are bent upwards to form a groove-shaped structure, and an air-collecting opening is formed between the upward bent side end of the air-collecting baffle plate and the downward bent side end of the air-collecting adjusting plate;
the air collecting coaming and the side wall of the cleaning shed body form an air collecting channel after being installed, and the air collecting coaming and the side wall of the cleaning shed body form an air blowing channel after being installed;
the air collecting coaming is obliquely arranged, and is inclined from top to bottom to one side of the air blowing coaming.
2. The water mist drift blocking and recycling device according to claim 1, wherein an adjusting long screw hole is formed in one side end of the air blowing adjusting plate, the other side end of the air blowing adjusting plate is bent in an upward inclined mode, an adjusting screw is arranged in the adjusting long screw hole, one side of the air blowing adjusting plate is fixed on the air blowing baffle through the adjusting screw, and a first horizontal air blowing opening and a second horizontal air blowing opening are formed in the upward inclined bent portion of the other side and two sides of the air blowing coaming respectively.
3. The water mist drifting blocking and recycling device according to claim 2, wherein a cover baffle and a cover blowing adjusting plate are arranged in the blowing cover, one side of the cover blowing adjusting plate is adjustably fixed on two sides of the cover baffle, and the other side of the cover blowing adjusting plate is bent in an upward inclined mode and forms a first downward blowing port and a second downward blowing port with coamings on two sides of the blowing cover.
4. The water mist drift blocking and recycling apparatus according to claim 3, wherein the first downward blowing openings, the first horizontal blowing openings, the second downward blowing openings and the second horizontal blowing openings are sequentially staggered, the first downward blowing opening is located at a side closest to the wind collecting mechanism, and the second horizontal blowing opening is located at a side farthest from the wind collecting mechanism.
5. A water mist drift blocking and recycling apparatus according to claim 3 or 4, characterized in that the first downward blowing opening and the first horizontal blowing opening are inclined towards one side of the wind collecting means.
6. The water mist drift blocking and recycling device according to claim 1, wherein the fan adopts an axial flow fan, and the air collecting gap on the air collecting cover is provided with at least two air collecting gaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911210954.4A CN110773539B (en) | 2019-12-02 | 2019-12-02 | Water mist drift blocking and recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911210954.4A CN110773539B (en) | 2019-12-02 | 2019-12-02 | Water mist drift blocking and recycling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110773539A CN110773539A (en) | 2020-02-11 |
| CN110773539B true CN110773539B (en) | 2024-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911210954.4A Active CN110773539B (en) | 2019-12-02 | 2019-12-02 | Water mist drift blocking and recycling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459175A (en) * | 2020-10-30 | 2021-03-09 | 周建飞 | Pneumatic splashproof face washs auxiliary system |
| CN112933812A (en) * | 2021-02-24 | 2021-06-11 | 迁安市民祥工贸有限公司 | Factory building dust fall system |
| CN119258254B (en) * | 2024-11-14 | 2025-08-19 | 江苏神涛环保科技有限公司 | Disinfectant spraying device for epidemic prevention in veterinary medicine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211100684U (en) * | 2019-12-02 | 2020-07-28 | 微一绿色环保科技（海盐）有限公司 | Novel water mist drifting blocking and recycling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101306423A (en) * | 2008-01-31 | 2008-11-19 | 上海师范大学 | A special water blowing device for pre-painting treatment equipment |
| JP2010279910A (en) * | 2009-06-05 | 2010-12-16 | Ohm Denki Kk | Apparatus for removing oil mist |
| CN202141780U (en) * | 2011-03-18 | 2012-02-08 | 国网电力科学研究院 | A wind device for simulating icing tests on UHV insulators |
| CN209680765U (en) * | 2019-03-04 | 2019-11-26 | 威尔登环保设备（长沙）有限公司 | A kind of blowing and drawing type weldering dust collection system with air funnel |
| CN109924190B (en) * | 2019-04-12 | 2021-06-15 | 南京农业大学 | Air-surrounding liquid medicine recovery type orchard air-delivered sprayer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211100684U (en) * | 2019-12-02 | 2020-07-28 | 微一绿色环保科技（海盐）有限公司 | Novel water mist drifting blocking and recycling device |
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