CN107255297A - Fume purifier of fume - Google Patents
Fume purifier of fume Download PDFInfo
- Publication number
- CN107255297A CN107255297A CN201710533934.5A CN201710533934A CN107255297A CN 107255297 A CN107255297 A CN 107255297A CN 201710533934 A CN201710533934 A CN 201710533934A CN 107255297 A CN107255297 A CN 107255297A
- Authority
- CN
- China
- Prior art keywords
- filtering tank
- pipe
- water
- fume
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F24C15/2035—Arrangement or mounting of filters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a kind of fume purifier of fume, it is related to a kind of fume purifier of fume.It solves the problem of grease is difficult to purify in oil smoke in the prior art.This purifier, it includes filtering tank, filtering tank is sealed, cross and have water in tank body, first filtering tank and oil smoke air inlet pipe UNICOM, oil smoke air inlet pipe is injected in the water body in filtering tank, space and smoke exhaust pipe UNICOM in last filtering tank above water body, oil exit pipe is linked with each filtering tank, the water surface in filtering tank is less than oil exit pipe, by transition air inlet pipe UNICOM between filtering tank, the headroom UNICOM in the air inlet port and filtering tank of the transition air inlet pipe above water body, transition air inlet pipe air outlet is with inserting in the water body in filtering tank.The present invention carries out filtration treatment to oil smoke by multistage water body, and the grease in oil smoke is enriched with water surface, is reclaimed by oil exit pipe.
Description
Technical field
The invention belongs to technical field of environment protection equipment, it is related to a kind of fume purifier of fume, particularly a kind of fume purifying dress
Put.
Background technology
Air is basic eco-environmental elements for the survival of mankind.The air deleterious particle pollution problem of current China is severe, by
Suspended particulate substance can produce direct negative effect to health in atmosphere pollution, so that by country, government and
The great attention of general public.In research process, people gradually recognize that particle diameter is less than 10um particulate matter（That is PM10, again
Referred to as pellet）It is that in suspended particulate substance environmental and human health impacts are endangered with a maximum class, it pollutes main source
In industrial waste gas, vehicle exhaust, the factor such as winter heating, research shows that kitchen fume discharge is also one of its primary pollution source.
Currently for air deleterious particle pollution control, national government has formulated the law and regulation of correlation, to big
Type meal-trade industry oil smoke discharge is forced to carry out cooking fume purification handling, but for household cooker hood oil smoke discharge, does not make specific requirement.
Therefore, existing oil smoke discharge purifier is just for large-scale catering industry on the market, for the net of household cooker hood oil smoke discharge
Still blank is put at present in makeup.
This patent is intended to research and develop that a kind of price is low, the household cooker hood oil smoke discharge purification system of good purification simple in construction
System, the system completes the recovery of grease after oil smoke condensation in processing while fume purifying function is met；Pass through the system
Use, oil smoke is reduced from source to atmosphere pollution, be that environmental protection is done one's bit.The recovery of grease is reused,
Be conducive to the recycling of waste, reduce the wasting of resources.
The content of the invention
The purpose of the present invention is there is above mentioned problem for existing technology, it is proposed that a kind of fume purifier of fume, this oil
Fume purifying apparatus can be separated the grease and particulate matter in oil smoke with gas, and can be enriched with grease simultaneously
Reclaim.
The purpose of the present invention can be realized by following technical proposal：A kind of fume purifier of fume, it includes several filterings
Tank, filtering tank sealing is crossed and has water in tank body, and first filtering tank and oil smoke air inlet pipe UNICOM, oil smoke air inlet pipe inject filtering
In water body in tank, space in last filtering tank above water body and smoke exhaust pipe UNICOM, the row of being linked with each filtering tank
The water surface in oil pipe, filtering tank is less than between oil exit pipe, filtering tank by transition air inlet pipe UNICOM, and the transition air inlet pipe is entered
Gas port and the headroom UNICOM above water body in filtering tank, transition air inlet pipe air outlet and the water body in insertion filtering tank
In.It is located at the elastic inflated ball that the part in water body is provided with closing, the body in elastic inflated ball in oil smoke air inlet pipe
On be provided with the passage of UNICOM's elastic inflated ball inner chamber, the body between the elastic inflated ball and oil smoke air inlet pipe gas outlet
On be provided with the second control valve.
The operation principle of this fume purifier of fume is such：Oil smoke enters the water body of first filtering tank from oil exit pipe
In, oil smoke entered scrubbing for water body, and a part of particle thing and grease depart from gas and entered in water, because fat and oil don't dissolve in water, and
Its density is less than water, so can float on the surface, is discharged after the height of oil exit pipe is reached from oil exit pipe, oil smoke is emerged from water
Can enter afterwards through transition air inlet pipe in the water of next filtering tank and carry out further oil smoke separation, such one-level level until will
Fume purifying is discharged into air to smoke exhaust pipe of the degree of discharge again from last filtering tank is adapted to.When need improve filtering tank
During interior Height of oil, gas is caused to enter elastic inflated ball so that elastic inflated ball swell as long as closing the second control valve
So that oil level is raised, it is set to be discharged from oil exit pipe.
In above-mentioned fume purifier of fume, each filtering tank is linked with water inlet pipe, for supplementing water into filtering tank
The water being lost in grease, so as to the height of guaranteed water level, or adds water discharge into tank by force.
In above-mentioned fume purifier of fume, each filtering pot bottom is linked with drainpipe, for discharging the more dirt of absorption
Contaminate the water body of thing.
In above-mentioned fume purifier of fume, by water pipe UNICOM between filtering tank, the water pipe joins the water of filtering tank
It is logical, control valve control break-make is provided with water pipe, first filtering tank is provided with drainpipe, last filtering tank be provided with into
Water pipe.During work, finally come out because oil smoke first passes around first filtering tank from last filtering tank, so, first
The pollutant accumulation of the water of filtering tank it is at most most fast, and the pollutant of the water of last filtering tank is then minimum, thus first when
The pollutant of first filtering tank reaches to be needed to discharge it from drainpipe after certain concentration, then by opening water pipe successively
Control valve so that the water of filtering tank below moves forward successively, i.e., water in second filtering tank, which enters, reaches first filtering
Tank, the water of the 3rd filtering tank enters the 4th filtering tank clock, the water emptying so in by last filtering tank, then
Fresh water is injected into last filtering tank by water inlet pipe.
In above-mentioned fume purifier of fume, the oil exit pipe of each filtering tank with oil storage tank UNICOM, the height of oil storage tank
Less than filtering tank so that grease automatically flows into oil storage tank, in order to recycle.
In above-mentioned fume purifier of fume, electric heater unit is provided with filtering tank or oil exit pipe so that the stream of grease
Dynamic property is more preferable.
In above-mentioned fume purifier of fume, inner canister is set, having between filtering tank and inner canister to store up in the filtering tank
The liquid of liquid storage body retains gap, and interior pot bottom is provided with UNICOM's inner canister and retains first control valve in gap, the oil with liquid
Cigarette air inlet tube end is provided with rotation pipe, and described rotation pipe one end is connected with oil smoke air inlet pipe by rotating pipe joint, rotates pipe
The other end injects inner canister, rotates pipe and is circumferentially evenly equipped with several arc shaped blades, the arc shaped blade is located above the water surface in inner canister
Fluid layer at, inject in inner canister and rotate the several vertical transverse tubes for rotating pipes of pipe gas outlet connection, transverse tube one end closing,
The other end is provided with puff prot with rotating on pipe UNICOM, the transverse tube, the direction of the puff prot is outer with the arc shaped blade
The direction of cambered surface is opposite.When oil smoke sprays from puff prot, reaction force make it that rotating pipe rotates, on the arc shaped blade fluctuation water surface
The fluid layer of side spills into the liquid from inner canister edge and retained in gap, and liquid can be controlled by drainpipe and the first control valve
Body retains the amount of water in gap, so that control liquid to retain the height of the fluid layer in gap, and because liquid retains gap
It is smaller, it is possible to use the water change of very little, you can flexibly significantly regulation liquid retains the liquid level in gap, in order to control
Liquefaction liquid flows out from oil exit pipe.
In above-mentioned fume purifier of fume, the elastic inflated ball of closing is provided with the rotation pipe in inner canister water,
The rotation pipe is provided with the logical of UNICOM's elastic inflated ball inner chamber through elastic inflated ball on the body in elastic inflated ball
The second control valve is provided with stomata, the rotation pipe between the elastic inflated ball and transverse tube.When need improve inner canister in oil
During liquid height, gas is caused to enter elastic inflated ball so that elastic inflated ball swell may be such that oil as long as closing the second control valve
Liquid level is raised, and it is spilt into from the edge of inner canister during liquid retains gap.
Compared with prior art, this fume purifier of fume has advantages below：
1st, the present invention carries out filtration treatment to oil smoke by multistage water body, and the grease in oil smoke is enriched with water surface,
Reclaimed by oil exit pipe.
2nd, the present invention carries out the multistep treatment of oil smoke using physical method, not only environmentally friendly, but also by exchanging filtering tank
Interior water, realizes and the maximum of water is utilized.
3rd, the present invention is simple in construction, and easy to operate, cost is low, is greatly improved fume purifying efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one.
Fig. 2 is the structural representation of filtering tank.
Fig. 3 is the structural representation of embodiment two.
Fig. 4 is the structural representation of embodiment three.
Fig. 5 is the rotation tubular construction schematic diagram of embodiment three.
In figure, water pipe 1, filtering tank 2, oil smoke air inlet pipe 3, smoke exhaust pipe 4, oil exit pipe 5, transition air inlet pipe 6, water inlet pipe 7, row
Water pipe 8, oil storage tank 9, control valve 10, inner canister 11, liquid retain gap 12, the first control valve 13, rotate pipe 14, rotating pipe joint
15th, arc shaped blade 16, fluid layer 17, transverse tube 18, puff prot 19, elastic inflated ball 20, passage 21, the second control valve 22.
Embodiment
The following is the specific embodiment of the present invention, and technical scheme is further described with reference to accompanying drawing,
But the present invention is not limited to these embodiments.
Embodiment one
As shown in Figure 1, 2, a kind of fume purifier of fume, it includes several filtering tanks 2, and filtering tank sealing is crossed in tank body and has water,
First filtering tank and the UNICOM of oil smoke air inlet pipe 3, oil smoke air inlet pipe is injected in the water body in filtering tank, in last filtering tank
The water surface being linked with space and the UNICOM of smoke exhaust pipe 4 above water body, each filtering tank in oil exit pipe 5, filtering tank is less than oil extraction
By the UNICOM of transition air inlet pipe 6 between pipe, filtering tank, in the air inlet port and filtering tank of the transition air inlet pipe above water body
Headroom UNICOM, transition air inlet pipe air outlet is with inserting in the water body in filtering tank.Each filtering tank is linked with into water
Pipe 7, for supplementing the water that water is lost in grease into filtering tank, so as to the height of guaranteed water level, or adds water into tank by force
Discharge.Each filtering pot bottom is linked with drainpipe 8, for discharging water body of the absorption compared with multi-pollutant.The row of each filtering tank
Oil pipe with the UNICOM of oil storage tank 9, the height of oil storage tank is less than filtering tank so that grease automatically flows into oil storage tank, in order to return
Receive and utilize, control valve can also be installed on oil exit pipe, again grease is discharged after grease reaches a certain amount.Filtering tank or row
Electric heater unit, such as resistance heater are provided with oil pipe so that the mobility of grease is more preferable.It is located at water body in oil smoke air inlet pipe
Interior part is provided with the elastic inflated ball of closing, is provided with the body in elastic inflated ball in UNICOM's elastic inflated ball
The second control valve is provided with the passage of chamber, the body between the elastic inflated ball and oil smoke air inlet pipe gas outlet.
The operation principle of this fume purifier of fume is such：Oil smoke enters the water body of first filtering tank from oil exit pipe
In, oil smoke entered scrubbing for water body, and a part of particle thing and grease depart from gas and entered in water, because fat and oil don't dissolve in water, and
Its density is less than water, so can float on the surface, is discharged after the height of oil exit pipe is reached from oil exit pipe, oil smoke is emerged from water
Can enter afterwards through transition air inlet pipe in the water of next filtering tank and carry out further oil smoke separation, such one-level level until will
Fume purifying is discharged into air to smoke exhaust pipe of the degree of discharge again from last filtering tank is adapted to.When need improve filtering tank
During interior Height of oil, gas is caused to enter elastic inflated ball so that elastic inflated ball swell as long as closing the second control valve
So that oil level is raised, it is set to be discharged from oil exit pipe.
Embodiment two
As shown in figure 3, by the UNICOM of water pipe 1 between filtering tank, the water UNICOM of filtering tank is provided with control by the water pipe on water pipe
Valve 10 processed controls break-make, as long as setting drainpipe to first filtering tank, water inlet pipe is set to last filtering tank.Work
When, finally come out because oil smoke first passes around first filtering tank from last filtering tank, so, the water of first filtering tank
Pollutant accumulation it is at most most fast, and the pollutant of the water of last filtering tank is then minimum, so first when first filtering
The pollutant of tank reaches to be needed to discharge it from drainpipe after certain concentration, then by opening the control valve of water pipe successively,
So that the water of filtering tank below moves forward successively, i.e., the water in second filtering tank, which enters, reaches first filtering tank, the 3rd
The water of filtering tank enters the 4th filtering tank clock, the water emptying so in by last filtering tank, then passes through water inlet
Pipe injects fresh water into last filtering tank.
Embodiment three
As shown in Figure 4,5, it is unlike the embodiments above, inner canister 11 is set in the filtering tank, between filtering tank and inner canister
Gap 12 is retained with the liquid that can store liquid, interior pot bottom is provided with the first control that UNICOM's inner canister retains gap with liquid
Valve 13, the oil smoke air inlet tube end is provided with rotation pipe 14, and described rotation pipe one end is connect with oil smoke air inlet pipe by rotating pipe
First 15 connection, rotates the pipe other end and injects inner canister, rotates pipe and is circumferentially evenly equipped with several arc shaped blades 16, the arc shaped blade is located at
At fluid layer 17 above the water surface in inner canister, inject in inner canister and rotate the several vertical transverse tubes for rotating pipe of pipe gas outlet connection
18, transverse tube one end closing, the other end is provided with puff prot 19 with rotating on pipe UNICOM, the transverse tube, the puff prot
Direction is opposite with the direction of the extrados of the arc shaped blade.When oil smoke sprays from puff prot, reaction force, which to rotate, manages
Rotate, the fluid layer above the arc shaped blade fluctuation water surface spills into the liquid from inner canister edge and retained in gap, passes through draining
Pipe and the first control valve can control liquid to retain the amount of water in gap, so as to control liquid to retain the height of the fluid layer in gap
Degree, and due to liquid, to retain gap smaller, it is possible to use the water change of very little, you can flexibly significantly regulation liquid is retained
The liquid level in gap, in order to control fluid to be flowed out from oil exit pipe.
In above-mentioned fume purifier of fume, the elastic inflated ball of closing is provided with the rotation pipe in inner canister water
20, the rotation pipe is provided with UNICOM's elastic inflated ball inner chamber through elastic inflated ball on the body in elastic inflated ball
Passage 21, be provided with the second control valve 22 on the rotation pipe between the elastic inflated ball and transverse tube.In needs are improved
During Height of oil in tank, if close the second control valve cause gas to enter elastic inflated ball so that elastic inflated ball swell i.e.
It may be such that oil level is raised, it is spilt into from the edge of inner canister during liquid retains gap.
Although more having used some terms herein, the possibility using other terms is not precluded from.Use these
Term is used for the purpose of more easily describing and explaining the essence of the present invention；It is construed as any additional limitation all
Disagreed with spirit of the present invention.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (9)
1. a kind of fume purifier of fume, it is characterised in that it includes several filtering tanks, filtering tank sealing is crossed in tank body and has water,
First filtering tank and oil smoke air inlet pipe UNICOM, oil smoke air inlet pipe is injected in the water body in filtering tank, in last filtering tank
The water surface being linked with space and smoke exhaust pipe UNICOM above water body, each filtering tank in oil exit pipe, filtering tank is less than oil exit pipe,
By transition air inlet pipe UNICOM between filtering tank, the top in the air inlet port and filtering tank of the transition air inlet pipe above water body
Space UNICOM, transition air inlet pipe air outlet is with inserting in the water body in filtering tank.
2. fume purifier of fume according to claim 1, it is characterised in that be located at the part in water body in oil smoke air inlet pipe
The elastic inflated ball of closing is provided with, the ventilation of UNICOM's elastic inflated ball inner chamber is provided with the body in elastic inflated ball
The second control valve is provided with hole, the body between the elastic inflated ball and oil smoke air inlet pipe gas outlet.
3. fume purifier of fume according to claim 1, it is characterised in that each filtering tank is linked with water inlet pipe.
4. fume purifier of fume according to claim 1, it is characterised in that each filtering pot bottom is linked with drainpipe.
5. fume purifier of fume according to claim 1, it is characterised in that connecting water pipe between filtering tank, water pipe was incited somebody to action
Control valve is provided with the water UNICOM of filter tank, water pipe, first filtering tank is provided with drainpipe, and last filtering tank is provided with
Water inlet pipe.
6. fume purifier of fume according to claim 1, it is characterised in that the oil exit pipe of each filtering tank is and oil storage tank
UNICOM, the height of oil storage tank is less than filtering tank.
7. fume purifier of fume according to claim 1, it is characterised in that be provided with electrical heating on filtering tank or oil exit pipe
Device.
8. fume purifier of fume according to claim 1, it is characterised in that inner canister, filtering tank are set in the filtering tank
There is the liquid that can store liquid to retain gap between inner canister, interior pot bottom is provided with UNICOM's inner canister and retains gap with liquid
First control valve, the oil smoke air inlet tube end is provided with rotation pipe, and described rotation pipe one end is with oil smoke air inlet pipe by rotating
Pipe joint is connected, and is rotated the pipe other end and is injected inner canister, is rotated pipe and is circumferentially evenly equipped with several arc shaped blades, the arc shaped blade is located at
At the fluid layer above the water surface in inner canister, inject in inner canister and rotate the several vertical transverse tubes for rotating pipe of pipe gas outlet connection,
Described transverse tube one end closing, the other end is provided with puff prot with rotating on pipe UNICOM, the transverse tube, the direction of the puff prot with
The direction of the extrados of the arc shaped blade is opposite.
9. fume purifier of fume according to claim 8, it is characterised in that be provided with the rotation pipe in inner canister water
The elastic inflated ball of closing, the rotation pipe is provided with UNICOM through elastic inflated ball on the body in elastic inflated ball
The second control valve is provided with the passage of elastic inflated ball inner chamber, the rotation pipe between the elastic inflated ball and transverse tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533934.5A CN107255297B (en) | 2017-07-03 | 2017-07-03 | Fume purifier of fume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533934.5A CN107255297B (en) | 2017-07-03 | 2017-07-03 | Fume purifier of fume |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107255297A true CN107255297A (en) | 2017-10-17 |
| CN107255297B CN107255297B (en) | 2018-11-30 |
Family
ID=60025607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710533934.5A Active CN107255297B (en) | 2017-07-03 | 2017-07-03 | Fume purifier of fume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107255297B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08299581A (en) * | 1995-05-02 | 1996-11-19 | Kakuzou Tsumahiro | Method for treating cigarette butt of tobacco and device therefor |
| CN2622589Y (en) * | 2003-04-19 | 2004-06-30 | 潘明贵 | High efficiency environmental protecting cooker hood for kitchen |
| JP2004236865A (en) * | 2003-02-06 | 2004-08-26 | Ishii Kigyo Kk | Deodorization method and deodorization apparatus |
| CN201099884Y (en) * | 2007-08-07 | 2008-08-13 | 廖振宏 | Water tower automatic water supply device |
| CN204853621U (en) * | 2015-07-28 | 2015-12-09 | 嘉兴南洋职业技术学院 | Grease proofing smoke pollution oil recovery device in kitchen |
| CN205025537U (en) * | 2015-09-07 | 2016-02-10 | 刘运武 | Motor vehicle exhaust cleaner |
-
2017
- 2017-07-03 CN CN201710533934.5A patent/CN107255297B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08299581A (en) * | 1995-05-02 | 1996-11-19 | Kakuzou Tsumahiro | Method for treating cigarette butt of tobacco and device therefor |
| JP2004236865A (en) * | 2003-02-06 | 2004-08-26 | Ishii Kigyo Kk | Deodorization method and deodorization apparatus |
| CN2622589Y (en) * | 2003-04-19 | 2004-06-30 | 潘明贵 | High efficiency environmental protecting cooker hood for kitchen |
| CN201099884Y (en) * | 2007-08-07 | 2008-08-13 | 廖振宏 | Water tower automatic water supply device |
| CN204853621U (en) * | 2015-07-28 | 2015-12-09 | 嘉兴南洋职业技术学院 | Grease proofing smoke pollution oil recovery device in kitchen |
| CN205025537U (en) * | 2015-09-07 | 2016-02-10 | 刘运武 | Motor vehicle exhaust cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107255297B (en) | 2018-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205258222U (en) | Sewage treatment device | |
| CN213885566U (en) | Waste gas sprays processing system | |
| CN107376548A (en) | Oil fume separator | |
| CN108941107A (en) | A kind of tank truck cleaning treatment system and technique | |
| CN114452799A (en) | Efficient purification washing tower system based on acid-base waste gas treatment and working method thereof | |
| CN204535440U (en) | A kind of kiln gas secondary utilization device | |
| CN105366878A (en) | Sewage treatment equipment | |
| CN109351143B (en) | Flue gas desulfurization purification device capable of recovering waste heat for industrial boiler | |
| CN206809966U (en) | A kind of recyclable oily oil smoke reconditioner | |
| CN101544410A (en) | Industrial wastewater vacuum distillation purifier | |
| CN103528106B (en) | A kind of smoke exhaust ventilator and method with gas cleaning and oil recovery function | |
| CN206809967U (en) | A kind of oil smoke stage purifying device | |
| CN107255297B (en) | Fume purifier of fume | |
| CN208389549U (en) | A kind of waste water high-efficiency processing unit | |
| CN207334842U (en) | A kind of fume purifier of fume for kitchen | |
| CN212246742U (en) | Municipal sludge drying and deodorizing system | |
| CN108423878A (en) | A kind of building site effluent treatment plant | |
| CN209438376U (en) | Circularly-supercharged air filtering clearing machine in a kind of system | |
| CN207786207U (en) | Air-borne dust clarifier | |
| CN208980443U (en) | A kind of kitchen waste oil processing unit | |
| CN207287050U (en) | A kind of deodorization cleaning equipment of intelligentized petrochemical industry sour gas | |
| CN209468225U (en) | A kind of energy-saving and environment-friendly industrial waste water disposal device | |
| CN102127922A (en) | Singlechip-controlled recyclable water-saving showering system and device | |
| CN206814417U (en) | A kind of carburetion system | |
| CN207413437U (en) | A kind of saturated activity charcoal reuses equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |