CN112443925A - Air pollution administers purifier - Google Patents

Air pollution administers purifier Download PDF

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CN112443925A
CN112443925A CN202011193540.8A CN202011193540A CN112443925A CN 112443925 A CN112443925 A CN 112443925A CN 202011193540 A CN202011193540 A CN 202011193540A CN 112443925 A CN112443925 A CN 112443925A
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pipe
wall
water tank
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cavity
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方强
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Guangzhou Haopin Technology Co ltd
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Guangzhou Haopin Technology Co ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/04—Heating arrangements using electric heating
    • F26B23/06—Heating arrangements using electric heating resistance heating
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
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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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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Abstract

The invention relates to the technical field of air purification, and discloses an air pollution treatment and purification device which comprises a device shell, wherein a T-shaped pipe is fixedly arranged on the right side surface of the device shell, a motor is fixedly arranged on the right side surface of the T-shaped pipe, a fan is arranged in the T-shaped pipe, an output shaft of the motor is fixedly connected with the fan, a rectifier is fixedly arranged on the inner wall of the right side of the device shell, and the rectifier is communicated with the T-shaped pipe. This purifier is administered to air pollution, through the fan with the air suction of outside to the cyclone in the device in to the inside water pump of device can pump the disinfectant to atomizer department, atomize the disinfectant by the atomizer and with the air intensive mixing in square pipe and cyclone, carry out the high efficiency sterilization to the bacterium in the air, finally retrieve the reuse to the disinfectant mist, improved disinfection's efficiency promptly, reduce the cost simultaneously greatly.

Description

Air pollution administers purifier
Technical Field
The invention relates to the technical field of air purification, in particular to an air pollution treatment and purification device.
Background
Air pollution, also known as atmospheric pollution, generally refers to the phenomenon of certain substances entering the atmosphere, present in sufficient concentration, for a sufficient time and therefore jeopardizing human comfort, health and welfare or the environment, due to human activities or natural processes, according to the definition of the international organization for standardization (ISO).
At present, the working environment in a general factory or a workshop is poor, for example, some industrial manufacturing workshops with heavy dust, and for the indoor dust, the general factory adopts a treatment method for ventilating the indoor environment, the method is not highly beneficial in practical application, firstly harmful gas and substances in the indoor environment are discharged into the external atmosphere to pollute the external environment, and secondly the polluted gas in the external environment enters the workshop along a ventilation device to form secondary pollution to the environment in the workshop, thereby seriously harming the physical health of workers.
The existing device utilizes technologies such as silver ion and photocatalyst purification, and the like to kill bacteria, and the method has high sterilization efficiency but higher cost, so that the invention provides a new method to greatly reduce the cost on the basis of improving the sterilization rate.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the air pollution treatment and purification device which has the advantages of purifying air in a closed environment, improving the sterilization rate and reducing the sterilization cost, and solves the problems in the background art.
The invention provides the following technical scheme: a purification device for treating air pollution comprises a device shell, wherein a T-shaped pipe is fixedly installed on the right side face of the device shell, a motor is fixedly installed on the right side face of the T-shaped pipe, a fan is arranged inside the T-shaped pipe, an output shaft of the motor is fixedly connected with the fan, a rectifier is fixedly installed on the inner wall of the right side of the device shell and communicated with the T-shaped pipe, a square pipe is fixedly communicated with the left end of the rectifier, a cyclone separator is fixedly communicated with the left end of the square pipe, a flow guide pipe is fixedly communicated with the bottom of the cyclone separator, a water tank is arranged below the cyclone separator and fixedly installed at the bottom of an inner cavity of the device shell, the bottom end of the flow guide pipe penetrates through the top surface of the water tank and extends into the water tank, a refined exhaust pipe is fixedly connected with the bottom end of the flow guide pipe, cleaning device 20 is installed to 9 inner chamber lateral walls of water tank, the dirty device 21 of collection that is connected with cleaning device 20 is installed in the 9 outsides of water tank, the honeycomb duct of intercommunication No. two is fixed to the water pump output, the fixed intercommunication in top of honeycomb duct has the cartridge filter, the inside activity of cartridge filter has cup jointed the inner tube, the bottom fixed mounting of inner tube has the filter screen, the fixed intercommunication in bottom of cartridge filter has the honeycomb duct No. three, the other end fixedly connected with atomizer of honeycomb duct No. three, the output of atomizer passes square pipe and extends to its inside.
Preferably, the top of the cyclone separator is fixedly communicated with an activated carbon filter cylinder, the top of the activated carbon filter cylinder is fixedly connected with an exhaust pipe, residual dust and disinfection water mist contained in the upward output gas can be filtered out of the activated carbon filter cylinder, so that the possibility that the air can be secondarily polluted by the purification device is avoided, and the top end of the exhaust pipe penetrates through the top of the device shell and extends to the outside of the device shell.
Preferably, the right end cross-sectional shape of rectifier is circular and the internal diameter is the same with the internal diameter of T venturi tube, the left end cross-section of rectifier is rectangle and the area is the same with the cross-sectional area of square pipe, this is for cylindrical T venturi tube and square pipe intercommunication, and the area of rectangular cross-section is less than the area of circular cross-section simultaneously, but because the air mass flow that passes through in the unit interval is unchangeable, then the velocity of flow of final gas in square pipe will accelerate, so be for can possess great initial speed when subsequent gas enters into cyclone inside, strengthen the separation effect.
Preferably, square pipe is connected for the tangent plane with cyclone's connected mode, the inner wall of square pipe is tangent with cyclone's inner wall, and the gas of carrying into in the square pipe can jet into along cyclone's inner wall tangential direction when shooting out from square pipe, causes the air current can form a whirlwind at cyclone's inner wall, and the great disinfection water smoke of quality and volume can be in the same direction as being thrown cyclone's inner wall and final whereabouts because of receiving the effect of great centrifugal force, and the gas that the quality is lighter then can upwards discharge cyclone, has reached the separation effect.
Preferably, the surface of the thinning exhaust pipe is provided with circular through holes and is uniformly distributed on the surface of the thinning exhaust pipe, the circular through holes formed in the outer portion of the thinning exhaust pipe are communicated with an inner cavity of the water tank and an inner cavity of the first guide pipe, the inner diameter of each circular through hole is two millimeters, when air and atomized disinfectant fluid flow dust from the first guide pipe to the thinning exhaust pipe, small airflow can be thinned through the circular through holes in the surface of the thinning exhaust pipe and is discharged from the circular through holes, the main function of the thinning gas is to enlarge the contact area of the gas and the disinfectant fluid in the inner cavity, so that the full contact with water is achieved, the vaporific disinfectant fluid can be rapidly dissolved in the disinfectant fluid in the water tank, and the dust is suspended in the disinfectant fluid in the water tank.
Preferably, the outer diameter of the inner cylinder is matched with the inner diameter of the filter cylinder, the outer wall of the inner cylinder is attached to the inner wall of the filter screen, the top end of the inner cylinder is located below the communication position of the second guide pipe and the filter cylinder, the top end of the inner cylinder inner wall is provided with two protruding inner extension edges, the two inner extension edges can be carried by a user when the filter screen of the cleaning device to lift the inner cylinder and the filter screen to the outside in order to avoid the situation that the input of the second guide pipe is blocked by the outer wall of the inner cylinder, and therefore the water flow in the second guide pipe cannot flow into the filter cylinder.
Preferably, the appearance of filter screen is hollow round platform, the top diameter of filter screen is greater than the bottom diameter of filter screen, the round platform form that becomes the filter screen design and put upside down is in order to enlarge its surface area as far as possible in limited space, the sterile water can be along the inner wall landing of cartridge filter and finally fall into in the inner tube after being discharged into the cartridge filter through No. two honeycomb ducts, can effectively accelerate filter speed and do not influence filtration efficiency when filtering through the filter screen, and the surface of filter screen and the inner wall contactless of cartridge filter, it can make rivers pass through to leave the space in the middle of the two, finally discharge along No. three honeycomb ducts.
Preferably, the cleaning device includes:
the screw rod is horizontally arranged on the side wall of the water tank, and one end of the screw rod penetrates through the side wall of the water tank;
the first motor is arranged on the outer wall of the water tank, and the output end of the first motor is connected with the screw rod;
the nut seat is sleeved on the screw rod and is in threaded connection with the screw rod;
the fixing rod is vertically connected to the bottom end of the nut seat;
the first rotating shaft is horizontally connected to the bottom end of the fixed rod;
the brush disc is arranged on one side of the fixed rod and is connected with one end of the first rotating shaft, and the brush disc is contacted with the bottom of the inner cavity of the water tank;
the second motor is arranged on the other side of the fixed rod, and the output end of the second motor is connected with the other end of the first rotating shaft;
the connecting block is arranged above the brush disc and is horizontally connected to the fixed rod;
one end of the extension tube is horizontally connected to the connecting block;
the first connecting pipe is arranged on the inner wall of the water tank, and one pipe opening of the first connecting pipe is communicated with the other end of the telescopic pipe;
the second connecting pipe is vertically arranged below the first connecting pipe, and the top end of the second connecting pipe is communicated with the other pipe orifice of the first connecting pipe;
the air suction pipe is horizontally arranged below the second connecting pipe, and the top end of the air suction pipe is communicated with the bottom end of the second connecting pipe;
the third connecting pipe penetrates through the side wall of the water tank, one end of the third connecting pipe is communicated with the side end of the second connecting pipe, and the other end of the third connecting pipe is communicated with the sewage collecting device;
the baffle is rotatably connected to the interface of the third connecting pipe and the second connecting pipe;
the limiting block is arranged on the side wall of the second connecting pipe and is connected with the baffle in a clamping mode.
Preferably, the dirt collecting device includes:
the shell is fixedly connected to the outer side of the water tank;
the first cavity and the second cavity are respectively arranged on two sides of the inner cavity of the shell;
the third motor is arranged at the position, close to the bottom end, of the first cavity;
the second rotating shaft is rotatably connected to the inner wall of the first cavity and is connected with the output end of a third motor;
the rotary disc is arranged on the second rotating shaft;
one end of the connecting rod is hinged to the position, close to the edge, of the rotating disc;
the sliding frame is connected to the inner wall of the first cavity in a sliding mode, and the bottom end of the sliding frame is hinged to the other end of the connecting rod;
the scattering rod is mounted at the top end of the sliding frame and extends vertically upwards;
the conical barrel is fixedly connected to the inner wall of the first cavity, is arranged above the sliding frame, and is provided with openings at the top end and the bottom end;
the sewage inlet pipe penetrates through the top end of the shell, the bottom end of the sewage inlet pipe is communicated with the top end of the conical barrel, and the top end of the sewage inlet pipe is communicated with the third connecting pipe;
the sewage draining outlet is formed in the shell between the first cavity and the second cavity;
the guide plate is obliquely connected to the sewage draining outlet and is positioned on one side of the second cavity;
the fourth motor is arranged at the bottom of the second cavity;
the bottom end of the third rotating shaft is vertically connected to the output end of the fourth motor;
the sewage collecting barrel is connected to the top end of the third rotating shaft;
the heating barrel, heating cage fixed connection in the second cavity inner wall, the heating barrel cover is located the dirty bucket outside of collection, the heating barrel with the dirty coaxial setting of bucket of collection, the heating barrel inner wall is equipped with the heater strip of being connected with the power.
Preferably, the structural size of the cyclone separator is calculated as follows:
the method comprises the following steps: establishing a liquid drop wall surface collision model, determining the ratio We of the liquid inertia force to the surface tension, and for the liquid drop with the particle size d, determining the ratio WedThe values are calculated as follows:
Figure BDA0002753369700000061
where ρ isdAs droplet density, DdIs the diameter of the droplet, udNormal shear velocity, σ, for droplet impact avoidancedIs the tension coefficient of the droplet surface;
step two: determining the ratio Re of the inertial force to the viscous force of the fluid, for a droplet of size ddThe values are calculated as follows:
Figure BDA0002753369700000062
wherein, mudIs the dynamic viscosity of the droplets;
step three: determining the ratio O of the viscous force of the liquid to the surface tensionhFor droplets with a particle size d, O ishThe values are calculated as follows:
Figure BDA0002753369700000063
step four: calculating a dimensionless parameter K:
K＝We0.5Re0.5＝OhRe1.25
the collision judgment criterion of the liquid drops and the wall surface is that when K is less than or equal to 3, the liquid drops bounce after colliding the wall; when K is more than 3 and less than or equal to 57.7, the liquid drops are deposited after colliding with the wall; when K is more than 57.7, the liquid drops splash after colliding with the wall;
step five: establishing a finite element simulation model, analyzing the internal flow field of the cyclone separator, judging the droplet motion condition according to a judgment criterion, and obtaining the droplet particle concentration C at the inlet of the cyclone separator1And the concentration C of droplet particles at the outlet2Calculating the separation efficiency η of the cyclone separator:
Figure BDA0002753369700000071
step six: and establishing an optimization model, taking the separation efficiency eta of the cyclone separator as an optimization target, taking the structure size of the cyclone separator as a design variable, and optimizing to obtain the optimal structure size of the cyclone separator through iterative calculation.
Compared with the prior art, the invention has the following beneficial effects:
1. this purifier is administered to air pollution, through the fan with the air suction of outside to the cyclone in the device in to the inside water pump of device can pump the disinfectant to atomizer department, atomize the disinfectant by the atomizer and with the air intensive mixing in square pipe and cyclone, carry out the high efficiency sterilization to the bacterium in the air, finally retrieve the reuse to the disinfectant mist, improved disinfection's efficiency promptly, reduce the cost simultaneously greatly.
2. This purifier is administered to air pollution disinfects disinfection and dust filtration through the inside at the device to the air and handles, and the inside special activated carbon that is provided with of device strains a section of thick bamboo and is used for guaranteeing that the inside sterile water of device and other pollutants can not leak, causes the device not to influence other staff's work in workshop and closed room during operation, carries out real-time air-purifying when the staff works, has improved its universal relevance nature, has improved user experience.
3. This purifier is administered to air pollution through installing cleaning device at water tank inner chamber lateral wall, effectively realizes cleaning of water tank bottom, prevents dust and reactant adhesion on the water tank surface, guarantees the purity degree of disinfectant, prevents to refine blast pipe and filter screen and produces the jam, improves air purification's efficiency, in time gets rid of the deposit simultaneously, need not the dismounting device shell, reduces the artifical clean degree of difficulty, shortens the clean maintenance time of device.
4. This purifier is administered to air pollution installs the dirty device of collection of being connected with cleaning device through in the water tank outside, has realized the collection and the concentrated processing of deposit, breaks up and dries the deposit, prevents that the deposit from along with the direct discharge polluted environment of waste water, abandons again after the deposit is dried, avoids corrosive reactants to the injury of user, effectively improves air purification device's security and reliability.
5. This purifier is administered to air pollution, through cyclone's structure size optimal design method, the calculation of cyclone structure size and separation efficiency has been realized, provide the basis for cyclone's selection and design, the separation efficiency of effective control air and sterile water simultaneously, discharge clean air, the sterile water falls back to the water tank in, avoid leading to sterile water and reactant along the blast pipe blowout because of separation efficiency is low, thereby it arranges outward to reduce the device, the purification efficiency of device has been improved, the reliability and the security of device have been guaranteed.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic view of the inside structure of the outer case of the present invention;
FIG. 3 is a front view of the inner structure of the knock out case of the present invention;
FIG. 4 is a schematic view of the interior of the tank of the present invention;
FIG. 5 is an exploded view of the interior of the filter cartridge of the present invention;
FIG. 6 is a schematic structural diagram of a fan according to the present invention;
FIG. 7 is a schematic view of the cleaning apparatus of the present invention;
FIG. 8 is a schematic structural view of a sewage collecting device according to the present invention.
In the figure: 1. a device housing; 2. a T-shaped pipe; 3. a motor; 4. a fan; 5. a rectifier; 6. a square tube; 7. a cyclone separator; 8. a flow guide pipe I; 9. a water tank; 10. refining the exhaust pipe; 11. a water pump; 12. a second flow guide pipe; 13. a filter cartridge; 14. an inner barrel; 15. a filter screen; 16. a third honeycomb duct; 17. an atomizer; 18. an activated carbon filter cartridge; 19. an exhaust pipe; 20. a cleaning device; 21. a dirt collecting device; 200. a screw; 201. a first motor; 202. a nut seat; 203. fixing the rod; 204. a first rotating shaft; 205. brushing a disc; 206. a second motor; 207. connecting blocks; 208. a telescopic pipe; 209. a first connecting pipe; 210. a second connecting pipe; 211. an air suction pipe; 212. a third connecting pipe; 213. a baffle plate; 214. a limiting block; 220. a housing; 221. a first cavity; 222. a second cavity; 223. a third motor; 224. a second rotating shaft; 225. a turntable; 226. a connecting rod; 227. a carriage; 228. breaking up the rods; 229. a conical barrel; 230. a sewage inlet; 231. a sewage draining outlet; 232. a guide plate; 233. a fourth motor; 234. a third rotating shaft; 235. a sewage collection barrel; 236. the barrel is heated.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-8, an air pollution treatment and purification device comprises a device housing 1, a T-shaped pipe 2 is fixedly installed on the right side of the device housing 1, a motor 3 is fixedly installed on the right side of the T-shaped pipe 2, a fan 4 is arranged inside the T-shaped pipe 2, an output shaft of the motor 3 is fixedly connected with the fan 4, a rectifier 5 is fixedly installed on the inner wall of the right side of the device housing 1, the rectifier 5 is communicated with the T-shaped pipe 2, a square pipe 6 is fixedly communicated with the left end of the rectifier 5, a cyclone separator 7 is fixedly communicated with the left end of the square pipe 6, a flow guide pipe 8 is fixedly communicated with the bottom of the cyclone separator 7, a water tank 9 is arranged below the cyclone separator 7, the water tank 9 is fixedly installed at the bottom of an inner cavity of the device housing 1, the bottom end of the flow guide pipe 8 penetrates through the top surface of the water tank 9 and, water pump 11 is installed to the bottom on water tank 9 inner chamber right side, cleaning device 20 is installed to water tank 9 inner chamber lateral wall, the dirty device 21 of collection of being connected with cleaning device 20 is installed in the water tank 9 outside, No. two honeycomb ducts 12 of fixed intercommunication of 11 output ends of water pump, the fixed intercommunication in top of No. two honeycomb ducts 12 has cartridge filter 13, inner tube 14 has been cup jointed in cartridge filter 13's inside activity, the bottom fixed mounting of inner tube 14 has filter screen 15, the fixed intercommunication in bottom of cartridge filter 13 has honeycomb duct 16 No. three, No. three other end fixedly connected with atomizer 17 of honeycomb duct 16, atomizer 17's output passes square pipe 6 and extends to its inside.
Wherein, the top of cyclone 7 is fixed and communicated with activated carbon filter cylinder 18, and the top of activated carbon filter cylinder 18 is fixedly connected with exhaust pipe 19, and the residual dust and the disinfection water mist contained in the upward output gas will be filtered out in activated carbon filter cylinder 18, thereby avoiding the possibility that the purifier itself will cause secondary pollution to the air, and the top of exhaust pipe 19 passes through the top of device shell 1 and extends to the outside of device shell 1.
Wherein, the right-hand member cross-sectional appearance of rectifier 5 is circular and the internal diameter is the same with the internal diameter of T venturi tube 2, the left end cross-section of rectifier 5 is the rectangle and the area is the same with square 6 cross-sectional area, this is for columniform T venturi tube 2 and square 6 intercommunication, the area of rectangular cross-section is less than circular cross-sectional area simultaneously, but because the air flow that passes through in the unit interval is unchangeable, then the velocity of flow of final gas in square 6 will accelerate, be so for can possess great initial speed when subsequent gas enters into cyclone 7 inside, strengthen the separation effect.
Wherein, square pipe 6 is connected for the tangent plane with cyclone 7's connected mode, square pipe 6's inner wall is tangent with cyclone 7's inner wall, the gas of carrying into in the square pipe 6 can jet into along the tangential direction of cyclone 7 inner wall when spouting out from square pipe 6, cause the air current can form a whirlwind at cyclone 7's inner wall, the great disinfection water smoke of quality and volume can be in the same direction as being thrown away cyclone 7's inner wall and final whereabouts because of receiving the effect of great centrifugal force, and the gas that the quality is lighter then can upwards discharge cyclone 7, the separation effect has been reached.
Wherein, the circular through-hole is seted up on the surface that refines blast pipe 10 and evenly arranges on the surface that refines blast pipe 10, the circular through-hole that refines blast pipe 10 outside and set up communicates with the inner chamber of water tank 9 and the inner chamber of honeycomb duct 8, the internal diameter of this circular through-hole is two millimeters, when air and atomizing disinfectant wrap up with the dust and flow to refining blast pipe 10 from honeycomb duct 8 in, can be refined little air current by the circular through-hole that refines blast pipe 10 surface and discharge from circular through-hole, the gaseous main function of refining is in order to enlarge the gaseous area of contact with the disinfectant in the inner chamber, thereby reach the abundant contact with water, make vaporific disinfectant can dissolve rapidly in the disinfectant in water tank 9, dust also suspends in the disinfectant in water tank 9 at this moment.
Wherein, 14 external diameters of inner tube and the internal diameter looks adaptation of cartridge filter 13, the outer wall of inner tube 14 and the inner wall of filter screen 15 are laminated mutually, the height on inner tube 14 top is located No. two honeycomb ducts 12 and cartridge filter 13 intercommunication departments, it is under No. two honeycomb ducts 12 and cartridge filter 13's intercommunication departments in order to avoid that No. two honeycomb ducts 12 inputs all can be sheltered from by the outer wall of inner tube 14, lead to during rivers in No. two honeycomb ducts 12 can't flow into cartridge filter 13, the top of inner tube 14 inner wall is provided with two outstanding interior edges, the user can hold these two interior edges and carry inner tube 14 and filter screen 15 outside when the cleaning device filter screen, the design is that it is convenient to take out when the user maintains like this.
Wherein, the appearance of filter screen 15 is hollow round platform, the top diameter of filter screen 15 is greater than the bottom diameter of filter screen 15, the round platform form that becomes filter screen 15 design to put upside down is in order to enlarge its surface area as far as possible in limited space, the sterile water can be followed the inner wall landing of cartridge filter 13 and finally fall into in the inner tube 14 after being discharged into cartridge filter 13 through honeycomb duct 12 No. two, can effectively accelerate filter speed and do not influence filtration efficiency when filtering through filter screen 15, and the surface of filter screen 15 and the inner wall of cartridge filter 13 contactless, leave the space in the middle of the two and can make rivers pass through, discharge along honeycomb duct 16 No. three finally.
Wherein the cleaning device 20 includes:
the screw rod 200 is horizontally arranged on the side wall of the water tank 9, and one end of the screw rod 200 is arranged through the side wall of the water tank 9;
the first motor 201, the first motor 201 is installed on the outer wall of the water tank 9, and the output end of the first motor 201 is connected with the screw 200;
the nut seat 202 is sleeved on the screw rod 200, and the nut seat 202 is screwed with the screw rod 200;
the fixing rod 203, the fixing rod 203 is vertically connected to the bottom end of the nut seat 202;
the first rotating shaft 204, the first rotating shaft 204 is horizontally connected to the bottom end of the fixing rod 203;
a brush disc 205, wherein the brush disc 205 is arranged at one side of the fixing rod 203, the brush disc 205 is connected with one end of the first rotating shaft 204, and the brush disc 205 is contacted with the bottom of the inner cavity of the water tank 9;
a second motor 206, wherein the second motor 206 is installed at the other side of the fixing rod 203, and the output end of the second motor 206 is connected with the other end of the first rotating shaft 204;
the connecting block 207 is arranged above the brush disc 205, and the connecting block 207 is horizontally connected to the fixing rod 203;
one end of the extension tube 208 is horizontally connected to the connecting block 207;
a first connecting pipe 209, wherein the first connecting pipe 209 is installed on the inner wall of the water tank 9, and one pipe orifice of the first connecting pipe 209 is communicated with the other end of the telescopic pipe 208;
the second connecting pipe 210 is vertically arranged below the first connecting pipe 209, and the top end of the second connecting pipe 210 is communicated with the other pipe orifice of the first connecting pipe 209;
the air suction pipe 211 is horizontally arranged below the second connecting pipe 210, and the top end of the air suction pipe 211 is communicated with the bottom end of the second connecting pipe 210;
a third connecting pipe 212, the third connecting pipe 212 is arranged through the side wall of the water tank 9, one end of the third connecting pipe 212 is communicated with the side end of the second connecting pipe 210, and the other end of the third connecting pipe 212 is communicated with the dirt collecting device 21;
the baffle 213 is rotatably connected to the interface between the third connecting pipe 212 and the second connecting pipe 210;
and the limiting block 214, the limiting block 214 is arranged on the side wall of the second connecting pipe 210, and the limiting block 214 is clamped with the baffle 213.
The working principle and the beneficial effects of the technical scheme are as follows:
dust and reactant are suspended in the water tank 9, and form settlement and adhere to the bottom of the water tank 9 after long-term use, after the device is used for a period of time, the device discharges disinfectant water, the first motor 201 of the cleaning device 20 is started, the first motor 201 drives the screw rod 200 to rotate, the nut seat 202 and the fixed rod 203 are driven to move in the direction away from the first motor 201, so that the brush disc 205 moves horizontally, the second motor 206 is started, the second motor 206 drives the brush disc 205 to rotate, so that the bottom of the water tank 9 is cleaned, the telescopic pipe 208 is pulled to extend while the fixed rod 203 moves, negative pressure is generated in the telescopic pipe 208, upward suction is generated on the baffle 213, the inlet of the third connecting pipe 212 is sealed by the baffle 213, meanwhile, sediment is sucked into the telescopic pipe 208 by the suction pipe 211, after cleaning is completed, the fixed rod 203 is moved in the direction close to the first motor 201 by the first motor 201, the telescopic, the forward pressure is generated in the extension tube 208, the baffle 213 is reset, the third connecting tube 212 and the second connecting tube 210 are communicated again, and the sediment is discharged from the extension tube 208 to the sewage collecting device 21 along the third connecting tube 212. Through above-mentioned structural design, effectively realize cleaning of 9 bottoms of water tank, prevent dust and reactant adhesion on the water tank surface, guarantee the purity of disinfectant, prevent to refine blast pipe 10 and filter screen 15 and produce the jam, improve air purification's efficiency, in time get rid of the deposit simultaneously, need not dismounting device shell 1, reduce the artifical clean degree of difficulty, shorten the clean maintenance time of device.
Wherein the dirt collecting device 21 includes:
the shell 220 is fixedly connected to the outer side of the water tank 9;
the first cavity 221 and the second cavity 222 are respectively arranged on two sides of the inner cavity of the shell 220;
the third motor 223 is installed at a position, close to the bottom end, of the first cavity 221;
a second rotating shaft 224, wherein the second rotating shaft 224 is rotatably connected to the inner wall of the first cavity 221, and the second rotating shaft 224 is connected to the output end of a third motor 223;
a rotating disc 225, wherein the rotating disc 225 is mounted on the second rotating shaft 224;
a connecting rod 226, one end of the connecting rod 226 is hinged to the position of the turntable 225 close to the edge;
a sliding frame 227, wherein the sliding frame 227 is slidably connected to the inner wall of the first cavity 221, and the bottom end of the sliding frame 227 is hinged to the other end of the connecting rod 226;
a breaker bar 228, said breaker bar 228 mounted on top of said carriage 227, and said breaker bar 228 extending vertically upward;
a conical barrel 229, wherein the conical barrel 229 is fixedly connected to the inner wall of the first cavity 221, the conical barrel 229 is installed above the sliding frame 227, and the top end and the bottom end of the conical barrel 229 are open;
the sewage inlet pipe 230 is arranged at the top end of the shell 220 in a penetrating way, the bottom end of the sewage inlet pipe 230 is communicated with the top end of the conical barrel 229, and the top end of the sewage inlet pipe 230 is communicated with the third connecting pipe 212;
the sewage draining outlet 231 is formed in the shell 220 between the first cavity 221 and the second cavity 222;
a guide plate 232, wherein the guide plate 232 is obliquely connected to the sewage draining outlet 231 at one side of the second cavity 222;
a fourth motor 233, wherein the fourth motor 233 is installed at the bottom of the second cavity 222;
the bottom end of the third rotating shaft 234 is vertically connected to the output end of the fourth motor 233;
a dirt collecting barrel 235, wherein the dirt collecting barrel 235 is connected to the top end of the third rotating shaft 234;
heating barrel 236, heating cage 236 fixed connection in the inner wall of second cavity 222, heating barrel 236 cover is located dirty bucket 235 outside collection, heating barrel 236 with dirty bucket 235 coaxial setting of collection, heating barrel 236 inner wall is equipped with the heater strip of being connected with the power.
The working principle and the beneficial effects of the technical scheme are as follows:
the deposit gets into in awl bucket 229 through advancing dirty pipe 230 from third connecting pipe 212, because the deposit has certain humidity, can adhere in awl bucket 229 bottom export, start third motor 223, drive second pivot 224 and drive carousel 225 and rotate, drive connecting rod 223 motion, thereby make carriage 227 reciprocate along first cavity 221 inner wall, carriage 227 drives breaks up in stick 228 gos deep into awl bucket 229, break up the deposit and carry out the glue stick, the deposit gets into in dirty bucket 235 of collection through drain 231 along awl bucket 229, start fourth motor 233 and energize to heating barrel 236 simultaneously, third pivot 234 drives dirty bucket 235 rotation of collection under the drive of fourth motor 233, heating barrel 236 carries out the even heating to dirty bucket 235, dry the deposit, after the stoving is accomplished, it can to take out the deposit. Through above-mentioned structural design, realized the collection and the concentrated processing of deposit, broken up and dry the deposit, prevent that the deposit from along with the direct discharge polluted environment of waste water, abandonment again after the deposit is dried avoids corrosive reactants to the injury of user, effectively improves air purification device's security and reliability.
The structural size calculation method of the cyclone separator comprises the following steps:
the method comprises the following steps: establishing a liquid drop wall surface collision model, determining the ratio We of the liquid inertia force to the surface tension, and for the liquid drop with the particle size d, determining the ratio WedThe values are calculated as follows:
Figure BDA0002753369700000141
where ρ isdAs droplet density, DdIs the diameter of the droplet, udNormal shear velocity, σ, for droplet impact avoidancedIs the tension coefficient of the droplet surface;
step two: determining the ratio Re of the inertial force to the viscous force of the fluid, for a droplet of size ddThe values are calculated as follows:
Figure BDA0002753369700000151
wherein, mudIs the dynamic viscosity of the droplets;
step three: determining the ratio O of the viscous force of the liquid to the surface tensionhFor droplets with a particle size d, O ishThe values are calculated as follows:
Figure BDA0002753369700000152
step four: calculating a dimensionless parameter K:
K＝We0.5Re0.5＝OhRe1.25
the collision judgment criterion of the liquid drops and the wall surface is that when K is less than or equal to 3, the liquid drops bounce after colliding the wall; when K is more than 3 and less than or equal to 57.7, the liquid drops are deposited after colliding with the wall; when K is more than 57.7, the liquid drops splash after colliding with the wall;
step five: establishing a finite element simulation model, analyzing the internal flow field of the cyclone separator, judging the droplet motion condition according to a judgment criterion, and obtaining the droplet particle concentration C at the inlet of the cyclone separator1And the concentration C of droplet particles at the outlet2Calculating the separation efficiency η of the cyclone separator:
Figure BDA0002753369700000153
step six: and establishing an optimization model, taking the separation efficiency eta of the cyclone separator as an optimization target, taking the structure size of the cyclone separator as a design variable, and optimizing to obtain the optimal structure size of the cyclone separator through iterative calculation.
The working principle and the beneficial effects of the technical scheme are as follows:
by modeling the collision of the droplet wall, first, We is determineddNumber, RedNumber and OhMethod of calculating numbers, WedThe number is used to characterize the possible occurrence of a collision between a drop and a wall, RedThe number being used to characterize the fluid flow regime, OhThe numbers are used to characterize how much the viscous forces and surface tensions of the droplets affect the break-up of the droplets, and secondly, according to WedNumber, RedNumber and OhCounting to obtain a calculation formula of a parameter K value, then, carrying out finite element simulation analysis on the flow field in the cyclone separator 7, judging the collision result of the liquid drops and the wall surface according to a judgment criterion, and when K is less than or equal to 3, rebounding after the liquid drops collide the wall; when 3 is<When K is less than or equal to 57.7, the liquid drops are deposited after colliding with the wall; when K is>When 57.7, the liquid drops splash after colliding with the wall, and the separation efficiency eta of the cyclone separator 7 is calculated; finally, the separation efficiency eta of the cyclone separator 7 is taken as an optimization target to obtainThe optimum structural dimensions of the cyclone 7 are obtained. Through the calculation method, the calculation of the structural size and the separation efficiency of the cyclone separator 7 is realized, a basis is provided for the selection and the design of the cyclone separator 7, the separation efficiency of air and disinfectant is effectively controlled, clean air is discharged, the disinfectant falls back into a water tank, and the phenomenon that disinfectant and reactants are sprayed out along the exhaust pipe 19 due to the excessively low separation efficiency is avoided, so that the external discharge of the device is reduced, the purification efficiency of the device is improved, and the reliability and the safety of the device are ensured.
The working principle is as follows:
the starting motor 3 drives the fan 4 to rotate, external air of the device enters along an input port at the top end of the T-shaped pipe 2 and is conveyed into the rectifier 5 and the square pipe 6, and finally enters the cyclone separator 7, the water pump 11 is started, the water pump 11 conveys disinfectant water contained in the water tank 9 into the filter cylinder 13 and then enters the third guide pipe 16 through the filtration of the filter screen 15, and as the height of the joint of the third guide pipe 16 and the atomizer 17 is lower than that of the joint of the third guide pipe 16 and the filter cylinder 13, water flows into the atomizer 17 under the condition of no external power at the moment according to the principle of the communicating device, the disinfectant water is atomized by the atomizer 17 to form water mist to be sprayed into the square pipe 6 and mixed with the externally fed air and then enters the cyclone separator 7, and the disinfectant water mist is more fully mixed with the air along the cyclone separator 7, play abundant sterile effect of disinfecting to gas from this, water smoke also can be with the fine parcel of dust formation and sink under the swirl effect simultaneously, enters into the water tank 9 along honeycomb duct 8 and discharges the aquatic of disinfecting, and the dust suspension can be taken away again by water pump 11 in the aquatic of disinfecting in the water tank 9 afterwards and repeat above-mentioned step to filter on filter screen 15, avoid taking dust to square pipe 6 once more.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides an air pollution administers purifier, includes device shell (1), its characterized in that: the device is characterized in that a T-shaped pipe (2) is fixedly mounted on the right side face of a shell (1), a motor (3) is fixedly mounted on the right side face of the T-shaped pipe (2), a fan (4) is arranged inside the T-shaped pipe (2), an output shaft of the motor (3) is fixedly connected with the fan (4), a rectifier (5) is fixedly mounted on the inner wall of the right side of the shell (1), the rectifier (5) is communicated with the T-shaped pipe (2), a square pipe (6) is fixedly communicated with the left end of the rectifier (5), a cyclone separator (7) is fixedly communicated with the left end of the square pipe (6), a first guide pipe (8) is fixedly communicated with the bottom of the cyclone separator (7), a water tank (9) is arranged below the cyclone separator (7), the water tank (9) is fixedly mounted at the bottom of an inner cavity of the shell (1), and the bottom end of the first guide pipe (8) penetrates through the top face of the water tank (9), the bottom end of the first guide pipe (8) is fixedly connected with a thinning exhaust pipe (10), a water pump (11) is arranged at the bottom of the right side of the inner cavity of the water tank (9), a cleaning device (20) is arranged on the side wall of the inner cavity of the water tank (9), a dirt collecting device (21) connected with a cleaning device (20) is arranged on the outer side of the water tank (9), the output end of the water pump (11) is fixedly communicated with a second guide pipe (12), the top end of the second guide pipe (12) is fixedly communicated with a filter cylinder (13), an inner cylinder (14) is movably sleeved in the filter cylinder (13), a filter screen (15) is fixedly arranged at the bottom of the inner cylinder (14), the bottom of the filter cylinder (13) is fixedly communicated with a third guide pipe (16), the other end of the third guide pipe (16) is fixedly connected with an atomizer (17), the output end of the atomizer (17) passes through the square pipe (6) and extends to the inside of the square pipe.
2. The air pollution treatment and purification device of claim 1, wherein: the top of the cyclone separator (7) is fixedly communicated with an activated carbon filter cylinder (18), the top of the activated carbon filter cylinder (18) is fixedly connected with an exhaust pipe (19), and the top end of the exhaust pipe (19) penetrates through the top of the device shell (1) and extends to the outside of the device shell (1).
3. The air pollution treatment and purification device of claim 1, wherein: the cross-section of the right end of the rectifier (5) is circular in shape, the inner diameter of the cross-section of the right end of the rectifier is the same as that of the T-shaped pipe (2), the cross-section of the left end of the rectifier (5) is rectangular, and the area of the cross-section of the left end of the rectifier is the same as that of the cross-section of the square pipe (6).
4. The air pollution treatment and purification device of claim 1, wherein: the square pipe (6) is connected with the cyclone separator (7) in a tangent plane mode, and the inner wall of the square pipe (6) is tangent to the inner wall of the cyclone separator (7).
5. The air pollution treatment and purification device of claim 1, wherein: round through holes are formed in the surface of the refining exhaust pipe (10) and are evenly distributed on the surface of the refining exhaust pipe (10), and the round through holes formed in the outer portion of the refining exhaust pipe (10) are communicated with the inner cavity of the water tank (9) and the inner cavity of the first flow guide pipe (8).
6. The air pollution treatment and purification device of claim 2, wherein: the outer diameter of the inner cylinder (14) is matched with the inner diameter of the filter cylinder (13), the outer wall of the inner cylinder (14) is attached to the inner wall of the filter screen (15), the top end of the inner cylinder (14) is positioned below the communication position of the second guide pipe (12) and the filter cylinder (13), and the top end of the inner wall of the inner cylinder (14) is provided with two protruding inner extending edges.
7. The air pollution treatment and purification device of claim 2, wherein: the shape of filter screen (15) is hollow round platform, the top diameter of filter screen (15) is greater than the bottom diameter of filter screen (15).
8. An air pollution abatement purification apparatus according to claim 1, wherein the sweeping means (20) comprises:
the screw rod (200), the said screw rod (200) is installed horizontally in the sidewall of the said water tank (9), and one end of the said screw rod (200) is worn to set up the sidewall of the said water tank (9);
the first motor (201), the first motor (201) is installed on the outer wall of the water tank (9), and the output end of the first motor (201) is connected with the screw (200);
the nut seat (202), the nut seat (202) is sleeved on the screw rod (200), and the nut seat (202) is screwed with the screw rod (200);
the fixing rod (203), the said fixing rod (203) is connected to the bottom end of the said nut seat (202) vertically;
the first rotating shaft (204), the first rotating shaft (204) is horizontally connected to the bottom end of the fixing rod (203);
the brush disc (205), the brush disc (205) is arranged on one side of the fixing rod (203), the brush disc (205) is connected with one end of the first rotating shaft (204), and the brush disc (205) is contacted with the bottom of the inner cavity of the water tank (9);
the second motor (206), the second motor (206) is installed on the other side of the fixing rod (203), and the output end of the second motor (206) is connected with the other end of the first rotating shaft (204);
the connecting block (207) is arranged above the brush disc (205), and the connecting block (207) is horizontally connected to the fixing rod (203);
one end of the telescopic pipe (208) is horizontally connected to the connecting block (207);
the first connecting pipe (209) is arranged on the inner wall of the water tank (9), and one pipe orifice of the first connecting pipe (209) is communicated with the other end of the telescopic pipe (208);
the second connecting pipe (210) is vertically arranged below the first connecting pipe (209), and the top end of the second connecting pipe (210) is communicated with the other pipe orifice of the first connecting pipe (209);
the air suction pipe (211) is horizontally arranged below the second connecting pipe (210), and the top end of the air suction pipe (211) is communicated with the bottom end of the second connecting pipe (210);
the third connecting pipe (212) penetrates through the side wall of the water tank (9), one end of the third connecting pipe (212) is communicated with the side end of the second connecting pipe (210), and the other end of the third connecting pipe (212) is communicated with the sewage collecting device (21);
the baffle (213), the baffle (213) is rotatably connected to the interface of the third connecting pipe (212) and the second connecting pipe (210);
the limiting block (214), the limiting block (214) is arranged on the side wall of the second connecting pipe (210), and the limiting block (214) is connected with the baffle (213) in a clamping mode.
9. An air pollution abatement purification apparatus according to claim 8, wherein the pollutant collecting means (21) comprises:
the shell (220), the said shell (220) is fixedly connected to the outside of the said water tank (9);
the first cavity (221) and the second cavity (222) are respectively arranged on two sides of the inner cavity of the shell (220);
the third motor (223), the third motor (223) is installed at the position of the first cavity (221) close to the bottom end;
the second rotating shaft (224), the second rotating shaft (224) is rotatably connected to the inner wall of the first cavity (221), and the second rotating shaft (224) is connected with the output end of a third motor (223);
a turntable (225), the turntable (225) being mounted on the second rotating shaft (224);
one end of the connecting rod (226) is hinged to the position, close to the edge, of the rotating disc (225);
the sliding frame (227) is connected with the inner wall of the first cavity (221) in a sliding mode, and the bottom end of the sliding frame (227) is hinged with the other end of the connecting rod (226);
a break up bar (228), said break up bar (228) mounted on top of said carriage (227) and said break up bar (228) extending vertically upward;
the conical barrel (229), the conical barrel (229) is fixedly connected to the inner wall of the first cavity (221), the conical barrel (229) is installed above the sliding frame (227), and the top end and the bottom end of the conical barrel (229) are arranged in an opening mode;
the sewage inlet pipe (230) is arranged at the top end of the shell (220) in a penetrating mode, the bottom end of the sewage inlet pipe (230) is communicated with the top end of the conical barrel (229), and the top end of the sewage inlet pipe (230) is communicated with the third connecting pipe (212);
the sewage draining outlet (231) is formed in the shell (220) between the first cavity (221) and the second cavity (222);
the guide plate (232) is obliquely connected to the sewage draining outlet (231) and is positioned on one side of the second cavity (222);
a fourth motor (233), wherein the fourth motor (233) is installed at the bottom of the second cavity (222);
the bottom end of the third rotating shaft (234) is vertically connected to the output end of the fourth motor (233);
the sewage collecting barrel (235), the sewage collecting barrel (235) is connected to the top end of the third rotating shaft (234);
heating bucket (236), heating cage (236) fixed connection in second cavity (222) inner wall, heating bucket (236) cover is located dirty bucket (235) outside collection, heating bucket (236) with dirty bucket (235) coaxial setting of collection, heating bucket (236) inner wall is equipped with the heater strip of being connected with the power.
10. An air pollution abatement purification apparatus according to claim 1, wherein the structural dimensions of the cyclone (7) are calculated as follows:
the method comprises the following steps: establishing a liquid drop wall surface collision model, determining the ratio We of the liquid inertia force to the surface tension, and for the liquid drop with the particle size d, determining the ratio WedThe values are calculated as follows:
Figure FDA0002753369690000051
where ρ isdAs droplet density, DdIs the diameter of the droplet, udNormal shear velocity, σ, for droplet impact avoidancedIs the tension coefficient of the droplet surface;
step two: determining the ratio Re of the inertial force to the viscous force of the fluid, for a droplet of size ddThe values are calculated as follows:
Figure FDA0002753369690000052
wherein, mudIs the dynamic viscosity of the droplets;
step three: determining the ratio O of the viscous force of the liquid to the surface tensionhFor droplets with a particle size d, O ishThe values are calculated as follows:
Figure FDA0002753369690000061
step four: calculating a dimensionless parameter K:
K＝We0.5Re0.5＝OhRe1.25
the collision judgment criterion of the liquid drops and the wall surface is that when K is less than or equal to 3, the liquid drops bounce after colliding the wall; when K is more than 3 and less than or equal to 57.7, the liquid drops are deposited after colliding with the wall; when K is more than 57.7, the liquid drops splash after colliding with the wall;
step five: establishing a finite element simulation model, analyzing the internal flow field of the cyclone separator (7), judging the movement condition of liquid drops according to a judgment criterion, and obtaining the concentration of liquid drop particles at the inlet of the cyclone separator (7)C1And the concentration C of droplet particles at the outlet2Calculating the separation efficiency η of the cyclone (7):
Figure FDA0002753369690000062
step six: and establishing an optimization model, taking the separation efficiency eta of the cyclone separator (7) as an optimization target, taking the structure size of the cyclone separator (7) as a design variable, and optimizing to obtain the optimal structure size of the cyclone separator (7) through iterative calculation.
CN202011193540.8A 2020-10-30 2020-10-30 Air pollution administers purifier Withdrawn CN112443925A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114558162A (en) * 2022-04-07 2022-05-31 江西朝阳机械有限公司 Container health guarantee system using vacuum technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114558162A (en) * 2022-04-07 2022-05-31 江西朝阳机械有限公司 Container health guarantee system using vacuum technology
CN114558162B (en) * 2022-04-07 2023-08-04 江西朝阳机械有限公司 Container sanitation guarantee system using vacuum technology

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Application publication date: 20210305