CN106474844B - Percussion flow grease dissolution method - Google Patents
Percussion flow grease dissolution method Download PDFInfo
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- CN106474844B CN106474844B CN201611100139.9A CN201611100139A CN106474844B CN 106474844 B CN106474844 B CN 106474844B CN 201611100139 A CN201611100139 A CN 201611100139A CN 106474844 B CN106474844 B CN 106474844B
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- oil smoke
- sorbefacient
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2057—Removing cooking fumes using a cleaning liquid
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
Abstract
Percussion flow grease dissolution method of the present invention belongs to technology for cooking fume control field, it is to utilize oil smoke sorbefacient and intelligent equipment, the technology that harmful substance in oil smoke is removed, intelligent equipment is equipped with intelligent control system, impinging stream reaction system, oil smoke absorption system and oil smoke temperature automatic monitored control system, the intelligent control system is equipped with control cabinet, computer control device, oil smoke sorbefacient case, accelerating agent stoste liquid storage box and high-pressure hydraulic pump are equipped in control cabinet；The impinging stream reaction system is equipped with oil smoke crash box, and oil smoke impingement region is equipped in oil smoke crash box；The oil smoke absorption system is equipped with oil smoke separator box, and oil smoke Disengagement zone is equipped in oil smoke separator box；Strengthen the technical advantage of mass transfer using percussion flow, Flow Technique will be hit to be combined with fume purifying process, the cooking fume control equipment developed according to this significantly improves kitchen fume discharge purifying rate, then has due to containing cleaning solution ingredient in oil smoke sorbefacient, this equipment is without cleaning.
Description
Technical field
The invention belongs to technology for cooking fume control field more particularly to a kind of percussion flow grease dissolution methods.
Background technology
Currently, diet service trade is quickly grown, in terms of prosperity urban and rural economies and abundant people's material and cultural life really
Positive effect is played, but in cooking process, will produce carbon monoxide, carbon dioxide, oxynitrides and carcinogenic
The toxic gases such as object-benzene, excessive sucking can lead to breathing problem, pneumonia or even lung cancer.It can be seen that kitchen fumes are not
An important factor for qualified discharge is a direct threatening environment and health, therefore, has reached the improvement of kitchen fumes
The very urgent stage is arrived.Since oil smoke discharge has the characteristics of quantity is more, distribution is wide, inorganization, in intermittent discharge, lead
Cause fume purifying of high cost, difficulty is big；There are several types substantially at present, when burning type, second is that absorption-type, third, adsorption filtration
Type.Burning type is that imflammable gas is added, and using oil smoke waste heat and the part combustible of oil smoke, burning purifies, still
Containing significantly incombustible ingredient in oil smoke, and the flue dust for generation of burning is a kind of secondary pollution；Absorption-type is conventional
Using the reverse contact purifying oil fume that water is gentle, since time of contact is short and structure problem, treatment effeciency is bad, and in gas
Taste be difficult removal；Absorbent-type uses adsorption stuffing, needs periodic replacement and a large amount of artificial cleaning, operation inconvenient.
Invention content
It is an object of the invention to propose a kind of percussion flow grease dissolution method, the technology for strengthening mass transfer using percussion flow is excellent
Gesture will be hit Flow Technique and is combined with fume purifying process, and the cooking fume control equipment developed according to this significantly improves kitchen fume
Discharge purifying rate.
To achieve the goals above, used technical solution is：A kind of percussion flow grease dissolution method is to utilize oil smoke
Sorbefacient and intelligent equipment, the technology that harmful substance in oil smoke is removed, intelligent equipment are equipped with intelligentized control method system
System, impinging stream reaction system, oil smoke absorption system and oil smoke temperature automatic monitored control system, the intelligent control system are equipped with control
Case processed, control cabinet is interior to be equipped with computer control device, oil smoke sorbefacient case, accelerating agent stoste liquid storage box and high-pressure hydraulic pump；Institute
It states impinging stream reaction system and is equipped with oil smoke crash box, oil smoke impingement region is equipped in oil smoke crash box；The oil smoke absorption system is set
There is oil smoke separator box, oil smoke Disengagement zone is equipped in oil smoke separator box；The oil smoke temperature automatic monitored control system be equipped with temp probe,
Oil smoke concentration is popped one's head in；The control cabinet is connected with oil smoke crash box by accelerating agent pipeline, oil smoke crash box and oil smoke separator box
Between by partition board separate, connected by back liquid pipeline between control cabinet and oil smoke separator box；The oil smoke hits box body top
Face is set as being open, and front is set as curved panel, and the lower end of curved panel and the upper end of sink connect, oil smoke crash box body side
Closing；It is separated by partition board between oil smoke crash box and oil smoke separator box, there are a spacings between partition board lower end and curved panel
From being set as oil smoke channel；Oil smoke impingement region is equipped in the middle part of the oil smoke crash box, oil smoke impingement region is equipped with several groups jet pipe,
Every group of jet pipe is oppositely arranged in the same plane, and every group of jet pipe offers spray-hole in opposite directions, and jet pipe passes through promotion
Agent pipeline is connect with control cabinet；Above oil smoke impingement region be equipped with impingement region cover board, the length of impingement region cover board than jet stream pipe range, but
It is shorter than crash box, it is cooking fume import between impingement region cover board both ends and oil smoke crash box side plate；In oil smoke impingement region horizontal position
It is set on the partition board set there are two accelerating agent pipe perforation, accelerating agent pipeline, which enters after oil smoke crash box, to be first passed through partition board and enter oil smoke
Then separator box enters oil smoke crash box by partition board again, accelerating agent pipeline pass twice through partition board can be very good to be fixed on every
On plate；Cooking fume entrance is equipped with streamlined cooking fume channel, and cooking fume is introduced oil smoke impingement region；The oil smoke separator box is
The square box of sink is arranged below, sink is rectangular sink, and the size ratio oil smoke separator box box sizes of sink are small, and oil smoke is hit
It hits case and is close to oil smoke separator box, the top of oil smoke crash box is less than the top of oil smoke separator box；It is equipped in the oil smoke separator box
Deflector and air duct, the channel that air duct is formed between streamlined deflector and oil smoke separator box, oil smoke separator box top
Middle part is purified gas outlet, and purified gas outlet both sides are equipped with deflector；In the sink oil smoke sorbefacient liquid level with
Upper is oil smoke Disengagement zone；The oil smoke Disengagement zone is in Disengagement zone by the cooking fume of oil smoke impingement region by oil smoke sorbefacient
The place that the liquid of aggregation detaches oil smoke, in oil smoke Disengagement zone, hazardous solid particle in cooking fume for example grease, aliphatic acid,
Alcohol etc. is detached, and is entered in oil smoke sorbefacient, is discharged with oil smoke sorbefacient, and gas by purification is from purified gas
Outlet is discharged；The temp probe is set to cooking fume import and purified gas outlet, passes through data line and computer control device
Connection, computer control device analyze the temperature of cooking fume import and purified gas outlet by temp probe, determine that oil smoke absorbs
The flow velocity of accelerating agent, it is ensured that the temperature of purified gas outlet is less than set temperature；The oil smoke concentration probe is set to oil smoke and absorbs
It in accelerating agent case, is connect with computer control device by data line, computer control device is popped one's head in by oil smoke concentration and analyzes oil smoke
Ingredient in sorbefacient determines the concentration of oil smoke sorbefacient, when needing addition in time from accelerating agent stoste liquid storage box
It is middle that accelerating agent stoste is added in oil smoke sorbefacient case.
The oil smoke sorbefacient is compounded by anionic and nonionic surface active agent, is pressed by following material
Parts by weight form：Neopelex 15%, sodium sulfate of polyethenoxy ether of fatty alcohol 25%, water 60%；Oil smoke, which absorbs, to be promoted
When good solubilizing effect can be played after being added to the water into agent to oil smoke, and dissolving of the oil smoke in absorbing liquid can be shortened
Between, after accelerating agent is added in water, anionic and nonionic surface active agent molecule can be directionally arranged between two-phase
Boundary layer in, so that the compensation that the interface unsaturation field of force obtains to a certain degree is conducive in oil smoke to make interfacial tension reduce
Mist of oil is assembled to form small group, and the anionic surfactant molecules in accelerating agent will form a large amount of hydrophilic pole
The non-polar group of property group and hydrophobicity, the particle oil droplet in oil smoke with absorbing liquid after contacting, in surfactant molecule
The non-polar group of a large amount of hydrophobicity forms oil-in-water a large amount of simple aggregation body with particle oil droplet, after standing a period of time
A large amount of aggregation is all swum on the water surface, carries out scraping off processing to it.Therefore, accelerating agent, which is added to the water, to increase
To the uptake of oil droplet in oil smoke, achieve the effect that increase-volume, and can quickly remove the particle oil droplet in oil smoke, shortens oil
Dissolution time of the cigarette in absorbing liquid.
Described sink one end is equipped with waste liquid port, and waste liquid port is connected on back liquid pipeline, is the oil smoke of aggregation in the sink
Sorbefacient, oil smoke sorbefacient liquid level are higher than sink upper surface.
It is an advantage of the invention that：The technical advantage for strengthening mass transfer using percussion flow will hit Flow Technique and fume purifying mistake
Journey is combined, and the cooking fume control equipment developed according to this significantly improves kitchen fume discharge purifying rate, then has since oil smoke absorbs
Contain cleaning solution ingredient in accelerating agent, this equipment is without cleaning.
Description of the drawings
Fig. 1 is the schematic front view of the present invention；
Fig. 2 is the internal structure left view schematic diagram of the present invention；
Fig. 3 is this schematic top plan view after removing impingement region cover board；
Fig. 4 box structure schematic diagrames in order to control；
As shown in the figure：1 oil smoke crash box, 2 oil smoke separator boxs, 3 oil smoke impingement regions, 4 impingement region cover boards, 5 partition boards, 6 arcs
Panel, 7 oil smoke Disengagement zone, 8 sinks, 9 accelerating agent pipelines, 10 jet pipes, 11 purified gas outlets, 12 deflectors, 13 cooking fumes
Import, 14 computer control devices, 15 accelerating agent stoste liquid storage boxes, 16 oil smoke sorbefacient casees, 17 high-pressure hydraulic pumps.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific implementation mode the invention will be further described：
Embodiment, as shown in Figs 1-4, a kind of percussion flow grease dissolution method is to utilize oil smoke sorbefacient and intelligence
Change equipment, the technology that harmful substance in oil smoke is removed, intelligent equipment is equipped with equipped with intelligent control system, impinging stream reaction
System, oil smoke absorption system and oil smoke temperature automatic monitored control system, the intelligent control system is equipped with control cabinet, in control cabinet
Equipped with computer control device 14, oil smoke sorbefacient case 16, accelerating agent stoste liquid storage box 15 and high-pressure hydraulic pump 17；The shock
It flows reaction system and is equipped with oil smoke crash box 1, oil smoke impingement region 3 is equipped in oil smoke crash box 1；The oil smoke absorption system is equipped with oil
Cigarette separator box 2, oil smoke separator box 2 is interior to be equipped with oil smoke Disengagement zone 7；The oil smoke temperature automatic monitored control system be equipped with temp probe,
Oil smoke concentration is popped one's head in；The control cabinet is connected with oil smoke crash box 1 by accelerating agent pipeline 9, and oil smoke crash box 1 is detached with oil smoke
It is separated by partition board 5 between case 2, is connected by back liquid pipeline between control cabinet and oil smoke separator box 2；The oil smoke crash box 1
Box top is set as being open, and front is set as curved panel 6, and the lower end of curved panel 6 is connect with the upper end of sink 8, and oil smoke is hit
Box body side-closed；It is separated by partition board 5 between oil smoke crash box and oil smoke separator box 2,5 lower end of partition board and curved panel 6
Between there are certain distances, be set as oil smoke channel；Oil smoke impingement region 3 is equipped in the middle part of the oil smoke crash box, oil smoke impingement region 3 is set
There are several groups jet pipe 10, every group of jet pipe 10 to be oppositely arranged in the same plane, and every group of jet pipe 10 offers in opposite directions
Spray-hole, jet pipe 10 are connect by accelerating agent pipeline 9 with control cabinet；Oil smoke impingement region 3 is equipped with impingement region cover board 4 above, hits
The length for hitting area's cover board 4 is longer than jet pipe 10 but shorter than crash box, between 4 both ends of impingement region cover board and oil smoke crash box side plate
For cooking fume import 13；Accelerating agent pipe perforation there are two being set on the partition board of 3 horizontal position of oil smoke impingement region, accelerating agent pipeline
Partition board is first passed through after 9 entrance oil smoke crash boxes and enters oil smoke separator box 2, and oil smoke crash box is then entered by partition board again, is promoted
Agent pipeline passes twice through partition board and can be very good to be fixed on partition board；Streamlined cooking fume channel is equipped at cooking fume import 13,
Cooking fume is introduced into oil smoke impingement region 3；The oil smoke separator box 2 is the square box that sink 8 is arranged below, and sink 8 is rectangular
Size ratio oil smoke 2 box sizes of separator box of sink 8, sink 8 are small, and oil smoke crash box is close to oil smoke separator box 2, oil smoke crash box
Top be less than oil smoke separator box 2 top；Deflector 12 and air duct are equipped in the oil smoke separator box 2, air duct is streamlined
The channel formed between deflector 12 and oil smoke separator box 2,2 top middle portion of oil smoke separator box are purified gas outlet 11,
11 both sides of purified gas outlet are equipped with deflector 12；More than oil smoke sorbefacient liquid level it is oil smoke Disengagement zone in the sink 8
7；The oil smoke Disengagement zone 7 is the liquid assembled by oil smoke sorbefacient in Disengagement zone by the cooking fume of oil smoke impingement region 3
The place that oil smoke is detached, in oil smoke Disengagement zone 7, hazardous solid particle such as grease, aliphatic acid, alcohol in cooking fume etc. is divided
From entering in oil smoke sorbefacient, be discharged with oil smoke sorbefacient, gas by purification is from purified gas outlet 11
Discharge；The temp probe is set to cooking fume import 13 and purified gas outlet 11, passes through data line and computer control device 14
Connection, computer control device 14 analyze the temperature of cooking fume import 13 and purified gas outlet 11 by temp probe, determine oil
The flow velocity of cigarette sorbefacient, it is ensured that the temperature of purified gas outlet 11 is less than set temperature；The oil smoke concentration probe is set to
In oil smoke sorbefacient case 16, it is connect with computer control device 14 by data line, computer control device 14 is dense by oil smoke
Ingredient in degree probe analysis oil smoke sorbefacient, determines the concentration of oil smoke sorbefacient, when needing addition in time from rush
Accelerating agent stoste is added in oil smoke sorbefacient case 16 into agent stoste liquid storage box 15；The oil smoke sorbefacient by
Anionic and nonionic surface active agent compound, and are made of by weight following material：Neopelex
15%, sodium sulfate of polyethenoxy ether of fatty alcohol 25%, water 60%；Oil smoke sorbefacient can play oil smoke after being added to the water
Good solubilizing effect, and dissolution time of the oil smoke in absorbing liquid can be shortened, after accelerating agent is added in water, anionic
And nonionic surface active agent molecule can be directionally arranged in the boundary layer between two-phase, and the interface unsaturation field of force is made to obtain
Compensation to a certain degree is conducive to mist of oil in oil smoke and assembles to form small group, accelerating agent to make interfacial tension reduce
In anionic surfactant molecules will form the non-polar group of a large amount of hydrophilic polar group and hydrophobicity, oil
Particle oil droplet in cigarette with absorbing liquid after contacting, the non-polar group and particle of a large amount of hydrophobicity in surfactant molecule
Oil droplet forms oil-in-water a large amount of simple aggregation body, and a large amount of aggregation is all swum on the water surface after standing a period of time,
It is carried out to scrape off processing.Therefore, accelerating agent is added to the water the uptake that can not only increase to oil droplet in oil smoke, reaches increase-volume
Effect, and can quickly remove the particle oil droplet in oil smoke, shorten dissolution time of the oil smoke in absorbing liquid.The water
8 one end of slot is equipped with waste liquid port, and waste liquid port is connected on back liquid pipeline, is the oil smoke sorbefacient of aggregation in the sink 8, oil
Cigarette sorbefacient liquid level is higher than 8 upper surface of sink.
Oil smoke sorbefacient is transported to jet pipe by high-pressure hydraulic pump 17 by accelerating agent pipeline, and cooking fume passes through cooking fume
Import 13 enters oil smoke impingement region 3, and in oil smoke impingement region 3, oil smoke sorbefacient fully accelerates respectively with cooking fume and phase
It mutually collides, the liquid-solid two-phase that hazardous solid particle grease, aliphatic acid, alcohol in cooking fume etc. are formed with oil smoke sorbefacient
Stream, high speed is opposite to be flowed and is mutually hit on centre, that is, striking face of two accelerating tubes, and is hit in midpoint, and opposite fluid touches
The result hit generates a relatively narrow high turbulence, the highest impingement region of granule density, is provided for reinforcing heat, matter transmission fabulous
Condition.Deleterious particle is because inertia is from another reversed oil smoke sorbefacient of stock of stream of fluid infiltration in flue gas, and is starting
The moment of reversed oil smoke sorbefacient is penetrated into, alternate relative velocity reaches maximum value, after penetrating into reversed oil smoke sorbefacient,
Particle slows down because of the frictional resistance of reversed oil smoke sorbefacient again, reaches again reversed by oil smoke sorbefacient after zero velocity
Accelerate to move to striking face, then permeate into original flue gas, after such convergent oscillation moves back and forth several times, the axial direction of particle
Speed fades away, and the oil smoke sorbefacient that Radial Flow is switched to after being finally knocked takes impingement region out of.It is detached into oil smoke
Area 7, in oil smoke Disengagement zone 7, hazardous solid particle grease, aliphatic acid, alcohol in cooking fume etc. enter oil smoke sorbefacient
In, it is discharged with oil smoke sorbefacient, the gas by purification is under the action of deflector 12, from 11 row of purified gas outlet
Go out.The present invention reduces oil smoke outlet temperature, reduces fire safety evaluating hidden danger.Harmful substance in efficient purifying oil fume, subtracts significantly
Small oil smoke is polluted caused by air.
Finally it should be noted that：Obviously, the above embodiment is merely an example for clearly illustrating the present invention, and simultaneously
The non-restriction to embodiment.For those of ordinary skill in the art, it can also do on the basis of the above description
Go out other various forms of variations or variation, guarantor of the obvious changes or variations extended from this still in the present invention
It protects among range.
Claims (3)
1. a kind of percussion flow grease dissolution method is characterized in utilizing oil smoke sorbefacient and intelligent equipment, will have in oil smoke
The technology of evil substance removal, intelligent equipment are equipped with intelligent control system, impinging stream reaction system, oil smoke absorption system and oil
Smoke temperature degree automatic monitored control system, the intelligent control system are equipped with control cabinet, computer control device, oil smoke are equipped in control cabinet
Sorbefacient case, accelerating agent stoste liquid storage box and high-pressure hydraulic pump；The impinging stream reaction system is equipped with oil smoke crash box, oil smoke
Oil smoke impingement region is equipped in crash box；The oil smoke absorption system is equipped with oil smoke separator box, divides equipped with oil smoke in oil smoke separator box
From area；The oil smoke temperature automatic monitored control system is equipped with temp probe, oil smoke concentration is popped one's head in；The control cabinet and oil smoke crash box
It is connected by accelerating agent pipeline, is separated by partition board between oil smoke crash box and oil smoke separator box, control cabinet and oil smoke separator box
Between connected by back liquid pipeline；The oil smoke crash box box top is set as being open, and front is set as curved panel, curved panel
Lower end and sink upper end connect, oil smoke crash box body side closing；Pass through between oil smoke crash box and oil smoke separator box
Partition board separates, and there are certain distances between partition board lower end and curved panel, are set as oil smoke channel；It is set in the middle part of the oil smoke crash box
There are oil smoke impingement region, oil smoke impingement region to be equipped with several groups jet pipe, every group of jet pipe is oppositely arranged in the same plane, and every group
Jet pipe offers spray-hole in opposite directions, and jet pipe is connect by accelerating agent pipeline with control cabinet；It is equipped with above oil smoke impingement region
Impingement region cover board, the length of impingement region cover board is than jet stream pipe range, but, impingement region cover board both ends and oil smoke crash box shorter than crash box
It is cooking fume import between side plate；It is set on the partition board of oil smoke impingement region horizontal position there are two accelerating agent pipe perforation, is promoted
Agent pipeline, which enters after oil smoke crash box, to be first passed through partition board and enters oil smoke separator box, then enters oil smoke crash box by partition board again,
Accelerating agent pipeline passes twice through partition board and can be very good to be fixed on partition board；Cooking fume entrance is logical equipped with streamlined cooking fume
Cooking fume is introduced oil smoke impingement region by road；The oil smoke separator box is the square box that sink is arranged below, and sink is square water
The size ratio oil smoke separator box box sizes of slot, sink are small, and oil smoke crash box is close to oil smoke separator box, the top of oil smoke crash box
Less than the top of oil smoke separator box；Deflector and air duct are equipped in the oil smoke separator box, air duct is streamlined deflector and oil
The channel formed between cigarette separator box, the oil smoke separator box top middle portion are purified gas outlet, purified gas outlet both sides
Equipped with deflector；More than oil smoke sorbefacient liquid level it is oil smoke Disengagement zone in the sink；The oil smoke Disengagement zone is to pass through
The place that the liquid that the cooking fume of oil smoke impingement region is assembled in Disengagement zone by oil smoke sorbefacient detaches oil smoke, in oil smoke point
From area, grease, aliphatic acid, the alcohol of the hazardous solid particle in cooking fume are detached, and are entered in oil smoke sorbefacient, with oil
Cigarette sorbefacient is discharged, and the gas by purification is discharged from purified gas outlet；The temp probe is set to cooking fume import
With purified gas outlet, it is connect with computer control device by data line, computer control device analyzes oil smoke by temp probe
The temperature of gas import and purified gas outlet determines the flow velocity of oil smoke sorbefacient, it is ensured that the temperature of purified gas outlet is low
In set temperature；The oil smoke concentration probe is set in oil smoke sorbefacient case, is connected by data line and computer control device
It connects, computer control device is popped one's head in by oil smoke concentration and analyzes ingredient in oil smoke sorbefacient, determines oil smoke sorbefacient
Accelerating agent stoste is added to oil smoke sorbefacient case by concentration from accelerating agent stoste liquid storage box in time when needing addition
It is interior.
2. percussion flow grease dissolution method according to claim 1, it is characterized in that the oil smoke sorbefacient by the moon from
Subtype and nonionic surface active agent compound, and are made of by weight following material：Neopelex 15%,
Sodium sulfate of polyethenoxy ether of fatty alcohol 25%, water 60%；
Accelerating agent is added to the water the uptake that can not only increase to oil droplet in oil smoke, achievees the effect that increase-volume, and can be fast
The particle oil droplet of speed removed in oil smoke shortens dissolution time of the oil smoke in absorbing liquid.
3. percussion flow grease dissolution method according to claim 1 is given up it is characterized in that described sink one end is equipped with waste liquid port
Liquid mouth is connected on back liquid pipeline, is higher than for the oil smoke sorbefacient of aggregation, oil smoke sorbefacient liquid level in the sink
Sink upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100139.9A CN106474844B (en) | 2016-12-05 | 2016-12-05 | Percussion flow grease dissolution method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100139.9A CN106474844B (en) | 2016-12-05 | 2016-12-05 | Percussion flow grease dissolution method |
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| Publication Number | Publication Date |
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| CN106474844A CN106474844A (en) | 2017-03-08 |
| CN106474844B true CN106474844B (en) | 2018-10-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111197783A (en) * | 2020-03-02 | 2020-05-26 | 宁波方太厨具有限公司 | Filtering component and range hood provided with same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105396396A (en) * | 2015-11-20 | 2016-03-16 | 武汉工程大学 | Opposite spraying type impinging stream oily fume purification device |
| CN205137610U (en) * | 2015-11-20 | 2016-04-06 | 北京杰厨酒店设备有限公司 | Penetration percussion flow fume purification device |
-
2016
- 2016-12-05 CN CN201611100139.9A patent/CN106474844B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105396396A (en) * | 2015-11-20 | 2016-03-16 | 武汉工程大学 | Opposite spraying type impinging stream oily fume purification device |
| CN205137610U (en) * | 2015-11-20 | 2016-04-06 | 北京杰厨酒店设备有限公司 | Penetration percussion flow fume purification device |
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| CN106474844A (en) | 2017-03-08 |
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