CN103920666B - Anti-creepage type lampblack absorber cleaning equipment - Google Patents
Anti-creepage type lampblack absorber cleaning equipment Download PDFInfo
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- CN103920666B CN103920666B CN201410151910.XA CN201410151910A CN103920666B CN 103920666 B CN103920666 B CN 103920666B CN 201410151910 A CN201410151910 A CN 201410151910A CN 103920666 B CN103920666 B CN 103920666B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention provides a kind of Anti-creepage type lampblack absorber cleaning equipment, comprise the cleaning control system for controlling Cold water supply and cool water heating and heater, the water supply installation by this Systematical control, described cleaning control system comprises temperature monitoring module, anti-dry module, fault processing module.Anti-creepage type lampblack absorber cleaning equipment also comprises lampblack absorber monitoring system, and described lampblack absorber monitoring system is provided with circuit supervision module, signal comparison module, performs control module.The invention solves the problem that existing lampblack absorber cleaning equipment exists potential safety hazard, the potential safety hazard of lampblack absorber inside can be diagnosed, be processed to this Anti-creepage type lampblack absorber cleaning equipment instantaneously, has the advantages that efficiency is high, stability is strong, simple to operate.
Description
Technical field
The present invention relates to a kind of household electrical appliances cleaning means, refer to lampblack absorber cleaning equipment especially.
Background technology
Smoke exhaust ventilator has become the requisite gizmology of Modern Family, and but, better instrument also will cleaning often, otherwise, of long duration not only can form the environmental sanitation that grease affects kitchen, but also the use of lampblack absorber can be affected, oil smoke is not easily got rid of.The cleaning more complicated of smoke exhaust ventilator, except needing to use the brute force of specialty to deoil except cleaning agent, needs to clean by some accessory cleaning tools toward contact.
Now commercially generally popular lampblack absorber cleaning equipment generally comprises the function such as Intelligent heating, water supply, structure comprises the cleaning control system for controlling Cold water supply and cool water heating and heater, the water supply installation by this Systematical control.The feeder circuit of heater is followed successively by power interface, electric leakage air switch, transformer, heater.The feeder circuit of water supply installation is followed successively by power interface, electric leakage air switch, water supply installation.Water supply line is followed successively by cooling water inlet, water supply installation, heater, spray gun, between each water supply component by water supply line directly or indirect communication.Cleaning control system comprises temperature monitoring module, anti-dry module, fault processing module.Described transformer efficiency output is connected with the calandria in heater, and this lampblack absorber cleaning equipment uses more convenient.
All can there is inner aging circuit after a long time use in lampblack absorber, how much there is leaky, operating technology person's misoperation also can cause that circuit makes moist, connection short circuit, so electric leakage risk may be there is in lampblack absorber in cleaning process, existing lampblack absorber cleaning equipment often have ignored this safety problem, and domestic patent database discloses many technical literatures about lampblack absorber cleaning equipment.
Such as [patent No.] CN200720056260.6, [title] automatic range hood cleaning, this utility model of [notification number] CN201110586 discloses automatic range hood cleaning, comprises casing, wind cabinet, it is characterized in that being provided with heating component in described casing, the bottom of casing is provided with lubricating cup; This utility model makes grease by heating component, greasy dirt is heated and reach molten state, automatic inflow lubricating cup, thus reach the object of clean smoke exhaust ventilator, and the work of dismounting and refitting smoke exhaust ventilator can be saved, thus bring great convenience to the cleaning of smoke exhaust ventilator, and due to need not smoke exhaust ventilator be dismantled, thus can prevent smoke exhaust ventilator from leaking out, kitchen and other environment is polluted to prevent oil fume outer-runaway, but when lampblack absorber exists inner aging circuit, operating personnel will face the risk of electric shock.
Such as [patent No.] CN91218174.5, [title] cleaner of cooker hood, [notification number] CN2096714, this utility model relates to a kind of by casing ontology, bellows, inlet scoop, fan, fan motor, the smoke exhaust that exhaust outlet and smoke exhaust pipe are formed, the utility model parallelly on bottom surface on rear side of casing ontology establishes a cleaning device, it comprises a microscler casing, stiffener, calandria, force (forcing) pump, sparge pipe, connect oil pipe and oil exit pipe, calandria and force (forcing) pump are respectively by switch control rule, after heating water to uniform temperature, hot water is sprayed to fan blade by sparge pipe by force (forcing) pump, and water is write freely and easily on the inner side ring wall of bellows by the centrifugal force of mat fan High Rotation Speed, reach cleaning action.But this device is very easy to cause that the circuit of lampblack absorber inside makes moist, connection short circuit, leave electric leakage hidden danger.
Such as [patent No.] CN201020160851.X, [title] household kitchen electric soot absorber steam and hot water automatic flushing device, [notification number] CN201652552, this utility model is household kitchen electric soot absorber steam and hot water automatic flushing device, comprise water tumbler, water tumbler is provided with water-purifying cavity and backwater cavity, water tank is connected with for absorb water from water-purifying cavity and import range hood rinse pipeline, pipeline is serially connected with water pump, water purification is heated into the heater of hot water or vapours, rinse spray gun and the control element of lampblack absorber, heater is connected between water pump and spray gun, sewage after spray gun rinses range hood imports in backwater cavity.This utility model order is heated water purification by heater, makes it produce vapours and high-temperature water respectively in different phase, and carries out the household kitchen electric soot absorber steam and hot water automatic flushing device of flush clean to range hood wind wheel and wind cabinet inwall.But the mode of this dependence water cleaning is very easy to cause that the circuit of lampblack absorber inside makes moist, connection short circuit equally, leaves electric leakage hidden danger.
In sum, the leakage protection aspect of existing lampblack absorber cleaning equipment to lampblack absorber and cleaning equipment itself lacks, and there is potential safety hazard, needs to further improve existing lampblack absorber cleaning.
Summary of the invention
The object of the invention is the security hidden trouble solving the existence of existing lampblack absorber cleaning equipment, a kind of intelligent range hood cleaning equipment possessing detection of electrical leakage and safeguard function is provided.
Anti-creepage type lampblack absorber cleaning equipment of the present invention, comprises the cleaning control system for controlling Cold water supply and cool water heating and heater, the water supply installation by this Systematical control.The feeder circuit of heater is followed successively by power interface, electric leakage air switch, transformer, heater.The feeder circuit of water supply installation is followed successively by power interface, electric leakage air switch, water supply installation.Water supply line is followed successively by cooling water inlet, water supply installation, heater, spray gun, between each water supply component by water supply line directly or indirect communication.Described cleaning control system comprises temperature monitoring module, anti-dry module, fault processing module.Described transformer efficiency output is connected with the calandria in heater.Also comprise lampblack absorber monitoring system, described lampblack absorber monitoring system comprises circuit supervision module, signal comparison module, performs control module.Lampblack absorber monitoring system is other is provided with lampblack absorber socket, and lampblack absorber socket is connected with power interface by electric leakage air switch.
Described temperature monitoring module signal input part connects temperature sensor, signal output part connection transformer, by changing the heating power of the output voltage control calandria of transformer.Described temperature sensor is arranged in spray gun, for detecting the temperature of hot water in lance pipe in real time, and returns detection signal to temperature monitoring module.
Fault processing module signal input part connects each for circuit branch, signal output part connects accessory switch and buzzer in cleaning equipment, fault processing module judges whether to break down by the current fluctuation situation of monitoring in the feeder circuit of heater and water supply installation, and controls accessory switch everywhere according to judged result.
Circuit supervision module is connected with lampblack absorber internal circuit by lampblack absorber socket, in real time the current conditions of monitoring lampblack absorber inside, and returns monitor message to signal contrast module.
Signal comparison module signal input part connecting circuit monitoring module, signal output part connects execution control module, is responsible for analyzing the pilot signal returned, and analysis result is delivered to execution control module.
Perform the signal input part connection signal comparison module of control module, signal output part connects electric leakage air switch, performs control module and controls electric leakage air switch according to analysis result.
Further illustrate as to of the present invention, described anti-dry module is connected with current inductive switch by signalling channel.Current inductive switch is arranged on the water supply line between water supply installation and heater, is responsible for the streamflow regime in testing pipes, and signal output part connects relay, according to streamflow regime control relay.
Further illustrate as to of the present invention, the calandria of described heater is PTC acid and alkali-resistance electricity separation calandria, calandria and be also provided with electricity-isolation wall by between its water heated, and electricity-isolation wall is made up of the material of heat conductive insulating.
Further illustrate as to of the present invention, described water supply installation adopts the diaphragm pump with overvoltage automatic hold function, and diaphragm pump is connected with heater by pressure relief valve, check-valves, current inductive switch successively.Electric leakage, fire wall is also provided with between the water inlet of water supply installation and delivery port.
Further illustrating as to of the present invention, the bakelite fuse base that described lampblack absorber socket is, is plate glass insurance pipe in Insurance Block, and lampblack absorber socket is connected to the centre of oil fume detection system and electric leakage air switch.
Further illustrate as to of the present invention, described spray gun adopts overall length to be 40cm-50cm, and front end is provided with 90 ° of copper bar spray guns that length is 5cm.Spray gun and rotatable 360 ° of bat-handle switch junction.
Anti-creepage type lampblack absorber cleaning equipment of the present invention obtains good technique effect by such scheme:
(1) adopt HTHP thermalization oil tech, realize exempting from demolition clean to lampblack absorber, solve in lampblack absorber cleaning process, dismounting is complicated, cannot reduce, a difficult problem of long duration.
(2) this equipment possessed heated at constant temperature, the function such as pressure protect, earth leakage protective, anhydrous power failure, voltage regulate automatically, water power isolation heating, high temperature row pressure, electric leakage, fire wall, intelligent protection, make equipment more reliable and more stable;
(3) lampblack absorber monitoring system realizes the real-time monitoring to lampblack absorber in cleaning process; chip can diagnose lampblack absorber internal wiring whether to there is the aging and leaky of virtual connection instantaneously; electrical leakage problems can be processed instantaneously simultaneously, prevent lampblack absorber short circuit from burning out, protect operator's personal safety simultaneously.
(4) adopt high pressure-temperature acid and alkali-resistance explosion stack, can bear 200 kilograms of pressure, 150 degree of water temperatures, effectively stop water temperature high, and cleaning agent acid-base value is high, and the booster harm people caused embodies and resembles.
(5) adopt 360 ° and can rotate arbitrarily location spray gun, can make cleaning equipment in 360 ° of gross areas, spray the position in upper and lower six faces all around.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the control module structural representation of Anti-creepage type lampblack absorber cleaning equipment of the present invention.
In figure, 1-cleaning control system; 101-temperature monitoring module; 102-anti-dry module; 103-fault processing module; 2-heater; 201-electricity-isolation wall; 202-calandria; 203-relay; 3-water supply installation; 301-pressure relief valve; 302-check-valves; 303-electric leakage, fire wall; 304-diaphragm pump; 4-lampblack absorber monitoring system; 401-circuit supervision module; 402-signal comparison module; 403-performs control module; 5-power interface; 6-leaks electricity air switch; 7-buzzer; 8-temperature sensor; 9-current inductive switch; 10-spray gun; 11-cooling water inlet; 12-lampblack absorber socket; 13-lampblack absorber; 14-transformer.
Detailed description of the invention
As shown in Figure 1, Anti-creepage type lampblack absorber cleaning equipment of the present invention, comprises the cleaning control system 1 for controlling Cold water supply and cool water heating and heater 2, the water supply installation 3 by this Systematical control.The feeder circuit of heater is followed successively by power interface 5, electric leakage air switch 6, transformer 14, heater 2.The feeder circuit of water supply installation is followed successively by power interface 5, electric leakage air switch 6, water supply installation 3.Water supply line is followed successively by cooling water inlet 11, water supply installation 3, heater 2, spray gun 10, between each water supply component by water supply line directly or indirect communication.Described cleaning control system 1 comprises temperature monitoring module 101, anti-dry module 102, fault processing module 103.Described transformer 14 power take-off is connected with the calandria 202 in heater 2.Also comprise lampblack absorber monitoring system 4, described lampblack absorber monitoring system comprises circuit supervision module 401, signal comparison module 402, performs control module 403.Lampblack absorber monitoring system is other is provided with lampblack absorber socket 12, and lampblack absorber socket is connected with power interface 5 by electric leakage air switch 6.
Lampblack absorber monitoring system 4 is topmost structures being different from existing lampblack absorber cleaning equipment, does monitored over time and protection during being intended to cleaning to lampblack absorber internal wiring.Because it is aging after a long time use all to there is internal wiring in lampblack absorber; after adding this system; first lampblack absorber cleaning machine is switched on power; then lampblack absorber plug being inserted lampblack absorber monitoring system side is provided with in lampblack absorber socket 12; then each button of lampblack absorber is opened; intelligent protection device chip in lampblack absorber monitoring system 4 can detect lampblack absorber internal wiring instantaneously and whether there is the aging and leaky of virtual connection, and as there is the aging and leaky of virtual connection, leakage switch disconnects instantaneously.Same, in cleaning process as operating technology person's misoperation cause circuit to make moist, connection short circuit, lampblack absorber monitoring system 4 also can close leakage switch.
The shell that cleaning equipment is adopted is the aluminium alloy box of thickening type, this casing adopts ABS material and 5 millimeters of aluminium sheet manufactures to form, there is the feature of Water-proof sun-proof, casing is rectangle casing, on to uncap mode, the preposition left and right sides is stainless steel mark lock, and top handle is that black thickeies handle, casing eight drift angles are provided with stainless steel corner protector safe edge, effectively prevent colliding the casing brought damaged.Bottom corner protector is provided with projecting point, and prevent the direct kiss the earth of casing, casing can bear the weight of 60 kilograms.
Described temperature monitoring module 101 signal input part connects temperature sensor 8, signal output part connection transformer 14, by changing the heating power of the output voltage control calandria 202 of transformer 14.Described temperature sensor is arranged in spray gun 10, for detecting the temperature of hot water in lance pipe in real time, and returns detection signal to temperature monitoring module.Solve the difficult problem that water temperature is fluctuated; When water temperature is fluctuated, temperature sensor 8 can send a signal to mainboard, and mainboard controls the power of calandria 202 by the mode of feedback regulation, and the hot water temperature in lance pipe is controlled within certain limit again.
Fault processing module 103 signal input part connects each for circuit branch, signal output part connects accessory switch and buzzer 7 in cleaning equipment, fault processing module judges whether to break down by the current fluctuation situation of monitoring in the feeder circuit of heater and water supply installation, and controls accessory switch everywhere according to judged result.This function can reduce the fault rate of cleaning equipment greatly; as parts in cleaning equipment at work go wrong, fault processing module 103 will open buzzing early warning, simultaneously; mainboard sends all accessories of signal at stop, the safety of effective protection machine and operator.
Circuit supervision module 401 is connected with lampblack absorber internal circuit by lampblack absorber socket 12, in real time the current conditions of monitoring lampblack absorber 13 inside, and returns monitor message to signal contrast module.
Signal comparison module 402 signal input part connecting circuit monitoring module, signal output part connects execution control module, is responsible for analyzing the pilot signal returned, and analysis result is delivered to execution control module.
Perform the signal input part connection signal comparison module 402 of control module 403, signal output part connects electric leakage air switch 6, performs control module and controls electric leakage air switch 6 according to analysis result.
Described anti-dry module 102 is connected with current inductive switch 9 by signalling channel.Current inductive switch is arranged on the water supply line between water supply installation 3 and heater 2, is responsible for the streamflow regime in testing pipes, and signal output part connects relay 203, according to streamflow regime control relay.When non-water flow passes through time, water flow switch is closed automatically, avoids anhydrous dry combustion method problem.
Water supply line adopts high temperature acid and alkali-resistance explosion stack, and pipeline can bear 200 kilograms of pressure, 150 degrees Celsius of water temperatures, stop due to water temperature over-high or cleaning agent acid-base value too high, cause the situation of booster to occur.
The calandria 202 of described heater 2 is PTC acid and alkali-resistance electricity separation calandria, calandria and be also provided with electricity-isolation wall 201 by between its water heated, and electricity-isolation wall is made up of the material of heat conductive insulating.
Described water supply installation 3 adopts the diaphragm pump 304 with overvoltage automatic hold function, and diaphragm pump 304 is connected with heater 2 by pressure relief valve 301, check-valves 302, current inductive switch 9 successively.Electric leakage, fire wall 303 is also provided with between the water inlet of water supply installation 3 and delivery port.
The problem of the higher formation booster of remaining temperature of pipe interior when described check-valves 302 and pressure relief valve 301 can effectively be stopped to shut down; when temperature reaches 96 degree; pressure relief valve 301 automatic discharging pressure power; the effective protection pipeline life-span; check-valves cuts out automatically, prevents high-temperature water from refluxing and injures the life-span of diaphragm pump 304.
Described water pump is centrifugal diaphragm pump motor, and pump motor top is provided with hydraulic pressure protection switch, after pressure reaches certain pressure; pressure switch can close deenergization automatically; stop machine operation, forbid that current pass through, solve problems such as needing manual-lock hydraulic pressure switch.
The bakelite fuse base that described lampblack absorber socket 12 is is plate glass insurance pipe in Insurance Block, and lampblack absorber socket 12 is connected to the centre of oil fume detection system 4 and electric leakage air switch 6.This switch adopts the earth leakage protective air switch of domestic 3C certification, occurs the problems such as electric leakage as equipment, and earth leakage circuit-breaker is by moment 0.01 second internal cutting off power supply, and the situation that avoiding leaks electricity in cleaning hurts sb.'s feelings occurs;
Described spray gun 10 adopts overall length to be 40cm-50cm, and front end is provided with 90 ° of copper bar spray guns that length is 5cm.Spray gun and rotatable 360 ° of bat-handle switch junction.
Anti-creepage type lampblack absorber cleaning equipment of the present invention use procedure is as follows:
First mark's lock is opened with key, then upper cover is opened, 360 degree of rotary spray guns 10 are taken out from upper cover stomacher, spray gun is connected on gun handle, then power interface 5 is connected on the power supply of 220V, then the cooling water inlet 11 of water inlet pipe and relief tube are put in steel ladle, open electric leakage air switch 6, then handle spray gun 10 is positioned in steel ladle, open switch, the air in pipeline is discharged, after cold water enters pipeline by diaphragm pump 304, inner pipe water pressure can rapidly increase to set pressure, then closes handle spray gun 10; Again lampblack absorber socket 12 is connected on the power line of lampblack absorber 13, then switch for cooker hood is opened according to the operating sequence of opening lampblack absorber, as lampblack absorber exists the phenomenon of aging, virtual connection and electric leakage, lampblack absorber monitoring system 4 can close electric leakage air switch 6 instantaneously, as normal then without the need to pulling up lampblack absorber 13 attaching plug, each circuit of lampblack absorber monitoring system 4 meeting lampblack absorber.Then heater switch is opened, after opening heater switch, the pressure of water can promote the contact of current inductive switch 9, its water flow switch is opened, after water flow switch is opened, cleaning control system 1 can be sent a signal to, and start burner on light, temperature sensor 8 and solid-state relay 203, its indicator lamp is lighted; Solid-state relay can touch the fire-bar of PTC calandria after opening, and makes it start heating work, and mainboard controls the power of calandria 202 by the mode of feedback regulation, and the hot water temperature in lance pipe is controlled within certain limit again.Stopping as needed in cleaning, can close handle spray gun, diaphragm pump pressure switch can according to the pressure of mainboard setting, and after reaching predetermined pressure, motor quits work.
Claims (4)
1. an Anti-creepage type lampblack absorber cleaning equipment, comprises the cleaning control system (1) for controlling Cold water supply and cool water heating and heater (2), the water supply installation (3) by this Systematical control; The feeder circuit of heater is followed successively by power interface (5), electric leakage air switch (6), transformer (14), heater (2); The feeder circuit of water supply installation is followed successively by power interface (5), electric leakage air switch (6), water supply installation (3); Water supply line is followed successively by cooling water inlet (11), water supply installation (3), heater (2), spray gun (10), between each water supply component by water supply line directly or indirect communication; Described cleaning control system (1) comprises temperature monitoring module (101), anti-dry module (102), fault processing module (103); Described transformer (14) power take-off is connected with the calandria (202) in heater (2); It is characterized in that: also comprise lampblack absorber monitoring system (4), described lampblack absorber monitoring system comprises circuit supervision module (401), signal comparison module (402), performs control module (403); Lampblack absorber socket (12) is connected with power interface (5) by electric leakage air switch (6);
Described temperature monitoring module (101) signal input part connects temperature sensor (8), signal output part connection transformer (14), by changing the heating power of the output voltage control calandria (202) of transformer (14); Described temperature sensor is arranged in spray gun (10), for detecting the temperature of hot water in lance pipe in real time, and returns detection signal to temperature monitoring module;
Fault processing module (103) signal input part connects each for circuit branch, signal output part connects accessory switch and buzzer (7) in cleaning equipment, fault processing module judges whether to break down by the current fluctuation situation of monitoring in the feeder circuit of heater and water supply installation, and controls accessory switch everywhere according to judged result;
Circuit supervision module (401) is connected with lampblack absorber internal circuit by lampblack absorber socket (12), monitors the current conditions that lampblack absorber (13) is inner in real time, and returns monitor message to signal comparison module;
Signal comparison module (402) signal input part connecting circuit monitoring module, signal output part connects execution control module, is responsible for analyzing the pilot signal returned, and analysis result is delivered to execution control module;
Perform the signal input part connection signal comparison module (402) of control module (403), signal output part connects electric leakage air switch (6), performs control module and controls electric leakage air switch (6) according to analysis result;
Described anti-dry module (102) is connected with current inductive switch 9 by signalling channel; Current inductive switch is arranged on the water supply line between water supply installation (3) and heater (2), be responsible for the streamflow regime in testing pipes, signal output part connects relay (203), according to streamflow regime control relay.
2. Anti-creepage type lampblack absorber cleaning equipment according to claim 1, it is characterized in that: the calandria (202) of described heater (2) is PTC acid and alkali-resistance electricity separation calandria, calandria and be also provided with electricity-isolation wall (201) by between its water heated, electricity-isolation wall is made up of the material of heat conductive insulating.
3. Anti-creepage type lampblack absorber cleaning equipment according to claim 1, it is characterized in that: described water supply installation (3) adopts the diaphragm pump (304) with overvoltage automatic hold function, diaphragm pump is connected with heater (2) by pressure relief valve (301), check-valves (302), current inductive switch (9) successively; Electric leakage, fire wall (303) is also provided with between the water inlet of water supply installation (3) and delivery port.
4. Anti-creepage type lampblack absorber cleaning equipment according to claim 1, is characterized in that: described spray gun (10) adopts overall length to be 40cm-50cm, and front end is provided with 90 ° of copper bar spray guns that length is 5cm; Spray gun and rotatable 360 ° of bat-handle switch junction.
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| CN201410151910.XA CN103920666B (en) | 2014-04-16 | 2014-04-16 | Anti-creepage type lampblack absorber cleaning equipment |
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| CN201410151910.XA CN103920666B (en) | 2014-04-16 | 2014-04-16 | Anti-creepage type lampblack absorber cleaning equipment |
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| CN103920666B true CN103920666B (en) | 2016-04-27 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196203B (en) * | 2015-04-29 | 2018-05-22 | 华帝股份有限公司 | Automatic cleaning control device and method for range hood |
| CN105299725B (en) * | 2015-12-06 | 2018-06-26 | 广东万和新电气股份有限公司 | Smoke machine and its water system and control method |
| CN106705167B (en) * | 2016-12-30 | 2018-10-02 | 沈阳益航环保科技有限公司 | A kind of kitchen ventilator intelligence cleaning machine |
| CN109059077B (en) * | 2018-01-11 | 2020-06-05 | 广东美的厨房电器制造有限公司 | Range hood and cleaning system and joint assembly for range hood |
| CN108626764B (en) * | 2018-08-17 | 2024-01-09 | 佛山市云米电器科技有限公司 | Power-off protection system of oil smoke machine |
| CN111947958A (en) * | 2020-08-17 | 2020-11-17 | 苏州英睿派机电科技有限公司 | Method for processing and maintaining equipment damaged by smoking |
| CN115430664B (en) * | 2022-08-22 | 2023-08-11 | 矽品科技（苏州）有限公司 | Leakage-proof cleaning device for plasma cleaning machine and control method thereof |
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