CN201373479Y - Energy-saving gas appliance combination system - Google Patents
Energy-saving gas appliance combination system Download PDFInfo
- Publication number
- CN201373479Y CN201373479Y CN200920035467U CN200920035467U CN201373479Y CN 201373479 Y CN201373479 Y CN 201373479Y CN 200920035467 U CN200920035467 U CN 200920035467U CN 200920035467 U CN200920035467 U CN 200920035467U CN 201373479 Y CN201373479 Y CN 201373479Y
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- CN
- China
- Prior art keywords
- kitchen range
- water heater
- water
- gas
- smoke exhaust
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- 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.)
- Expired - Fee Related
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Classifications
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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
- F24C15/2042—Devices for removing cooking fumes structurally associated with a cooking range e.g. downdraft
Abstract
An energy-saving gas appliance combination system is characterized in that the system comprises an oil smoke exhaust machine (1), a cooker (2), a condensation-type gas water heater (3) and a hot water heating device, wherein the oil smoke exhaust machine (1) is located above the cooker (2); the cooker (2) is mounted on a cooking cabinet (5); the condensation-type gas water heater (3) is mounted in the cooking cabinet (5); the hot water heating device is connected with the cold water inlet and the hot water outlet of the condensation-type gas water heater (3) through a water inlet pipe (4) and a water outlet pipe (6); an air bag (7) for supplying oxygen is connected on the condensation-type gas water heater (3) in a by-pass manner; a condensation-type gas water heater smoke exhaust pipe (10) is mounted on the condensation-type gas water heater (3); the upper end of the condensation-type gas water heater smoke exhaust pipe (10) is independent from the exhaust passage of the oil smoke exhaust machine (1) in front of an anti-downdraft device (11) of the oil smoke exhaust machine (1) and is communicated with the exhaust passage of the oil smoke exhaust machine (1) behind the anti-downdraft device (11); a cooker gas inlet pipe (14) is mounted at the lower part of the cooker (2); and the upper end of the cooker gas inlet pipe (14) is also communicated with the air bag (7). The energy-saving gas appliance combination system has powerful function and small size, and is good for saving energy and reducing emission.
Description
Technical field
The utility model relates to a kind of kitchen utensils, especially a kind ofly can maximally utilise heat energy, improve air quality in the kitchen, various gas combustion apparatus are combined to reduce the gas burning system of installation workload, specifically a kind of economical gas tool combined system.
Background technology
As everyone knows, existing kitchen range, electric oven, fuel gas oven, water heater are the high energy consumption product, in the use, install because of each product is independent mutually, not only increased mounting cost, occupied the more interior space, and a large amount of thermal loss has been arranged, more can't collect, cause very big waste waste heat.
Summary of the invention
The purpose of this utility model is that all to disperse to install the floor space of being brought at existing gas appliance big, need repeat to install, and the problem that thermal loss is big designs a kind of economical gas tool combined system.
The technical solution of the utility model is:
A kind of economical gas tool combined system, it is characterized in that it comprises lampblack absorber 1, kitchen range 2, condensed type combustion gas water heater 3 and hot water heating device, lampblack absorber 1 is positioned at the top of kitchen range 2, kitchen range 2 are installed on the kitchen range cabinet 5, condensed type combustion gas water heater 3 is installed in the kitchen range cabinet 5, the hot water heating device is by water inlet pipe and water outlet pipe 4,6 link to each other with the cold water air inlet and the hot water outlet of condensed type combustion gas water heater 3, the other air bag 7 that is connected to its supplemental oxygen on the condensed type combustion gas water heater 3, this air bag 7 communicates with the fresh air of indoor or outdoors by air inlet 12; Two sides at kitchen range 2 respectively are equipped with a glass baffle plate 8; Condensing type water heater smoke exhaust pipe 10 is installed on condensed type combustion gas water heater 3, the exhaust passage of the upper end of this condensing type water heater smoke exhaust pipe 10 and lampblack absorber 1 is separate before the anti-down wind apparatus 11 of lampblack absorber 1, behind anti-down wind apparatus 11, communicate, in the bottom of kitchen range 2 kitchen range air inlet pipe 14 is installed, the upper end of kitchen range air inlet pipe 14 also communicates with air bag 7.During water heater working, outdoor air is entered in the water heater through air bag 7 by air inlet 12 by the power that the water heater motor produces, for the burning of water heater provides oxygen.During kitchen range 2 work, air is mobile in the tractive force drive kitchen range air inlet pipe 14 during by fuel gas buring, thereby burns for kitchen range from outdoor oxygen intake.
A kind of or some kinds of combinations in disinfection cabinet, dish-washing machine or the kitchen cabinet are installed in kitchen range cabinet 5.
Electric oven or gas burning roastor are installed in kitchen range cabinet 5, around electric oven or gas burning roastor baking oven residual heat collection device and temperature sensor thereof are installed, baking oven residual heat collection device links to each other with the residual heat collection water tank by water pipe.
Foldable transparent front apron is installed in the dead ahead of lampblack absorber 1, and it forms the space of a sealing with the glass baffle plate 8 of two sides above kitchen range, can finish lampblack-pumped work under very little negative pressure.
The beneficial effects of the utility model:
The utility model is integrated in one kitchen range, water heater, boiler, smoke exhaust ventilator, residual heat collection, baking oven, is a kind of kitchen of new generation energy-saving gas, electric tool combined system, and each unit is independently modularized design all, is easy to change and maintenance.The combustion gas tool and the electrical equipment of each scattered installation in original kitchen and the family are carried out the combination of science, form an organic whole, save overall space; And the waste heat of various combustion gas, electrical device can be collected and is utilized; Combined system is integrated the smoke evacuation system of gas heater and the gas extraction system of smoke exhaust ventilator, avoids the multiple punching and the installation of chimney passage; This system uses the gas pipeline in kitchen simultaneously, avoids changing its course of gas pipeline, can prevent effectively that combustion gas from changing its course and the danger that causes, standard the house design.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the three-dimensional decomposition texture schematic diagram of Fig. 1.
Fig. 3 is an air flow system principle schematic of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1, 2, 3.
Among the figure: among the figure: 1 is lampblack absorber, and 2 is kitchen range, and 3 is condensed type combustion gas water heater, 4 is water inlet pipe, 5 is the kitchen range cabinet, and 6 is outlet pipe, and 7 is the air bag, 8 is that glass baffle plate 9 is left arc decorative plate, 10 is the condensing type water heater smoke exhaust pipe, and 11 is anti-down wind apparatus, and 12 is air inlet, 13 is disinfection cabinet, 14 is the kitchen range air inlet pipe, and 15 is the lampblack absorber control panel, and 16 is the condensing type water heater control panel, 17 is upper frame, 18 is upper left glass fixed head, and 19 is lower-left glass fixed head, and 20 is kitchen range cabinet left-external side plate, 21 is disinfection cabinet left side bracing frame, 22 is the forward foot in a step of kitchen range cabinet, and 23 is the lampblack absorber fixed mount, and 24 is the upper frame stiffener, 25 is the kitchen range cabinet rear plate, 26 is right arc decorative plate, and 27 are supply socket, and 28 is the kitchen range gas inlet pipe, 29 is kitchen range cabinet Right Inboard plate, 30 are the combustion gas total inlet pipe, and 31 is the right bracing frame of disinfection cabinet, and 32 is kitchen range cabinet lower plate, 33 is universal wheel, 34 is the right outer panel of kitchen range cabinet, and 35 is decorative panel, and 36 is the kitchen range stand, 37 is kitchen range cabinet fore-stock, 38 is the upper frame connecting plate, and 39 is the condensing type water heater air inlet pipe, and 40 is the kitchen range on-off valve, 41 is the cold water on-off valve, and 42 is water heater combustion gas on-off valve.
A kind of economical gas tool combined system, it comprises lampblack absorber 1, kitchen range 2, condensed type combustion gas water heater 3 and hot water heating device, lampblack absorber 1 is positioned at the top of kitchen range 2, kitchen range 2 are installed on the kitchen range cabinet 5, as shown in Figure 1, condensed type combustion gas water heater 3 is installed in the kitchen range cabinet 5, the hot water heating device is by water inlet pipe and water outlet pipe 4,6 link to each other with the cold water inlet and the hot water outlet pipe of condensed type combustion gas water heater 3, the other air bag 7 that is connected on condensed type combustion gas water heater 3, air bag 7 by air inlet 12 (can communicate with outdoor fresh air) by pipeline with stop up fresh air outward and communicate; Two sides at kitchen range 2 respectively are equipped with glass baffle plate 8, and glass baffle plate 8 is fixing by its upper left glass fixed head 18 and lower-left glass fixed head 19 up and down; Condensing type water heater smoke exhaust pipe 10 is installed on condensed type combustion gas water heater 3.The exhaust passage of the upper end of condensing type water heater smoke exhaust pipe 10 and lampblack absorber 1 is preceding separate at the anti-down wind apparatus 11 (can adopt existing lampblack absorber to be realized with one-way exhaust valve) of lampblack absorber 1, behind anti-down wind apparatus 11, communicate, during water heater working, outdoor air is entered in the gas heater through air bag 7 by air inlet 12 by the power that the water heater motor produces, for the burning of gas heater provides oxygen.During kitchen range 2 work, the tractive force during by fuel gas buring drives flowing of air in the kitchen range air inlet pipe 14, thus by air advance institute manage 12 and air bag 7 from outdoor oxygen intake for the kitchen range use of burning, as Fig. 2.
In addition, one or more combination in electric oven, gas burning roastor, disinfection cabinet, dish-washing machine or the kitchen cabinet can be installed in kitchen range cabinet 5, when the annex of installing in the kitchen range cabinet 5 is electric oven or gas burning roastor, consider from energy-conservation angle, around electric oven baking oven residual heat collection device (can adopt prior art to be realized) and temperature sensor thereof are installed also, baking oven residual heat collection device links to each other with the residual heat collection water tank by water pipe.
The airflow direction of air inlet of the present utility model and exhausting waste gas as shown in Figure 3.
Below in conjunction with the course of work of the present utility model design feature of the present utility model is further described.
Be provided with the flame-out protection device temperature probe in the kitchen range unit, when flame extinguishes unusually, do not leak for guaranteeing combustion gas, flame-out protection device detects does not have flame, automatic self-closing gas valve (its control principle is identical with common fuel gas heating apparatus).Kitchen range are when operate as normal, and medium is arranged, and promptly the food in the pot or water make the temperature of pot body itself be unlikely to too high absorbing the heat energy that kitchen range produced.But do not had food or water in pot, or food dryouied, the medium in the pot no longer absorbs these heat energy, thereby causes the temperature of pot body itself sharply to rise, make pot to be burnt, even more serious consequence such as breaking out of fire.The temperature probe that be provided with in the utility model this moment has just worked, and by the operating temperature of design temperature sensor, has only temperature sensor to detect temperature in the safe temperature of setting, and just keeps gas valve to open.After it captures temperature anomaly, and temperature is higher than the safety test value of setting, send instruction by control module 16 and in time cut off gas circuit, with the generation of stopping to endanger.When daily use kitchen range, the kitchen range needed oxygen that burns derives from indoorly, if under the not smooth environment that ventilates, cooking time is after causing indoor oxygen content to reduce for a long time, and air quality descends.The utility model can solve because of ventilating and freely not cause the problem that air quality descends, principle is: air flows in the thermal current drive kitchen range air inlet pipe 14 that generation makes progress when kitchen range burn, make in the air bag 7 and produce negative pressure, thereby extraneous air is flow to form the air-flow circulation in the air bag 7, reach the outdoor purpose that the required oxygen of burning is provided to kitchen range.
In the smoke exhaust ventilator unit, traditional smoke exhaust ventilator below is that one side is by wall, three unlimited structures.When work, certain blower fan suction disperses to absorb oil smoke from three, and the suction of each face all weakens to some extent.When guaranteeing that all structures, function are identical with existing product on the market, the utility model each increase of two sides about below the lampblack absorber is provided with a side shield.The body of wall at the side shield of this two side and back forms the semi-closed structure that a three side sealing closes an opening like this, and under equal fan action, suction absorbs air fully from following unlimited entering, and has strengthened absorption oil smoke effect greatly.Simultaneously, can reduce the depth dimensions of smoke exhaust ventilator, avoid the user's potential safety hazard that can run into head in use of existing product on the market, safety is attractive in appearance again.Under the few culinary art situation of oil smoke such as Baoshang, use traditional smoke exhaust ventilator, even with low-power operation, very big noise is still arranged, and the utility model only needs front apron is left behind by the front apron of a positive top is set again this moment for this reason, make one of shape below the smoke exhaust ventilator only at the enclosure space of positive lower opening, like this, as long as a very little negative pressure just can be discharged all oil smoke.So smoke exhaust ventilator of the present utility model can be worked under lower power, save the energy, noise is very little simultaneously.Preposition baffle plate adopts transparent material, and in cooking process, the user can see through it and see working condition on the kitchen range.When not required, it can be packed up.In order to realize and the water heater shared exhaust passage that smoke exhaust ventilator is designed to the multichannel smoke exhaust ventilator, still a shared air outlet is avoided the multiple punching and the installation of chimney passage.When gas water heater working only, waste gas still can by its independently flue discharge outdoor.
The gas heater unit places the back side lower part of kitchen range cabinet 5, thereby has avoided the traditional independent installation destruction to the irrational utilization and the overall aesthetic in space.Gas heater also can be used as heating boiler and uses except hot-water supply, promptly supplies water to the hot water heating device by gas heater, can realize Home Heating, bathing, washes one's face and rinses one's mouth, function such as cleaning kitchen warm water.When needs use water heater that hot water is provided, user's tap of fetching boiling water, control system such as aqueous vapor interstage valve etc. have received the mobile signal of water, begin the work of opening, imflammable gas that may be remaining in the combustion chamber is discharged by the blower fan drum power of water heater, accident occurs during in case light a fire, guarantee user security.Then, through several seconds, the automatic ignition point burner of ignition system.When burner extinguished because of abnormal conditions, the flame detector that is arranged on the burner top cut off source of the gas immediately through control system, avoided dangerous and took place.After closing water heater, the blower fan of gas heater still remains in operation several seconds, closes automatically after indoor to guarantee the discharge in time of burning indoor harmful gas.The hot water temperature that water heater provides can regulate, branch water in winter and water two selections greatly in summer, but hydrodynamic(al) is finely tuned or is regulated the flame size and the cold and hot water yield automatically by control system simultaneously, guarantees user's water temperature stabilization.When the user used this system to carry out domestic heating, water heater provided another set of independently circulation waterway, was provided with temperature sensor the heating system hot water exit simultaneously, was convenient to control heating temperature and was the set temperature of user.When heating temperature reached user's design temperature, water heater quit work.When temperature was lower than design temperature, water heater is lighted a fire once again provided heat.Also should be provided with expansion tank simultaneously in the heating system, to regulate the heating system internal pressure.
When water heater working, there are a large amount of high-temperature gases to flow through in the flue.This will be very big energy waste, so the utility model also adds condensing residual heat collection device in flue system, the high temperature in the flue fully be absorbed by condensing residual heat collection device, make the temperature at air outlet place remain on 50 degrees centigrade even lower.Water circulation in the residual heat collection device is: from then on cold water install the top and enter, and circulation downwards fully absorbs the waste heat in the flue, and when water was recycled to main heat exchanger, water temperature was risen to a higher temperature by waste heat.After entering main heat exchanger, under the burner effect, water temperature is further heated for use.Because of the water that enters main heat exchanger has had higher water temperature,, thereby reach purpose of energy saving so the power of burner need not very big can satisfying the demand.Flue is assembled into an integral body with the residual heat collection device of inside, makes things convenient for user installation.The interior collection of flue waste heat water vapor condensation can occur and become water droplet, is provided with cold water gathering-device and water neutralising arrangement below flue, and the cold water of collecting is discharged in family's drainage system after neutralizing, and satisfies environmental requirement.Because of hot water heating device of the present utility model is different with traditional boiler, conventional boiler is because of restrictions such as volumes, and the heat-exchange device size is limited.In the native system, water heater is arranged on the bottom, and flue is very high, and the whole system rear side has very that large space is provided with heat-exchange device, so native system is than high many of the existing boiler hot utilization rate in market.For preventing that the section of the having time in winter from not using water heater to collect that water freezes in the waste heat apparatus, on residual heat collection device circulation pipe, can establish a temperature sensor, when water temperature low when freezing critical-temperature, be arranged on the electric heater work automatically on the residual heat collection device, the circulating pump of fetching boiling water simultaneously; When water temperature is higher than when freezing critical-temperature, electric heater quits work and cuts out water-circulating pump simultaneously.
In the baking oven unit, no matter be electric oven, or fuel gas oven, in use, there is a big chunk heat outwards to shed and causes waste.In the tradition baking oven, for fear of the harm that high temperature sheds and causes, existing product is all made in heat radiation place heat-barrier material is set.This part heat can not be used effectively like this.In the new system, heat collector is arranged in the baking oven top, and is similar with above-mentioned heat collector, by the switch of temperature sensor control water circulating pump, and the waste heat of collecting is stored in the hot water pattern collects in the water tank.Simultaneously,, impact with the high temperature that prevents water heater performance and the life-span near one deck thermal insulation layer being set outside the water heater at the heat collector rear side baking oven.In addition, the baking oven unit carries out the equipment such as dish-washing machine, fuel gas oven, electric oven, kitchen cabinet that are replaced with of different content according to client's actual needs.
Each component units of in the utility model other also can select the product with said function of different shaping to make up by user preferences.The positive integral panels that adopts is provided with the blue background lamp in all operations parts back.Behind panel opening, the replacing of cabinet unit and the connection of all inner water, electricity, gas can carry out disinfection.The inlet port of cold water and hot water outlet are arranged on the side of system; Total source of the gas access port is arranged on the side equally.In order still to use other unit when the repair and replacement different units, be provided with independent valve with each junction, unit inner.
Claims (4)
1, a kind of economical gas tool combined system, it is characterized in that it comprises lampblack absorber (1), kitchen range (2), condensed type combustion gas water heater (3) and hot water heating device, lampblack absorber (1) is positioned at the top of kitchen range (2), kitchen range (2) are installed on the kitchen range cabinet (5), condensed type combustion gas water heater (3) is installed in the kitchen range cabinet (5), the hot water heating device is by water inlet pipe and water outlet pipe (4,6) cold water air inlet and the hot water outlet with condensed type combustion gas water heater (3) links to each other, condensed type combustion gas water heater (3) is gone up the other air bag (7) that is connected to its supplemental oxygen, and this air bag (7) communicates with the fresh air of indoor or outdoors by air inlet (12); Two sides at kitchen range (2) respectively are equipped with a glass baffle plate (8); Condensing type water heater smoke exhaust pipe (10) is installed on condensed type combustion gas water heater (3), the exhaust passage of the upper end of this condensing type water heater smoke exhaust pipe (10) and lampblack absorber (1) is preceding separate at the anti-down wind apparatus (11) of lampblack absorber (1), behind anti-down wind apparatus (11), communicate, in the bottom of kitchen range (2) kitchen range air inlet pipe (14) is installed, the upper end of kitchen range air inlet pipe (14) also communicates with air bag (7).
2, economical gas tool combined system according to claim 1 is characterized in that being equipped with a kind of or some kinds of combinations in disinfection cabinet, dish-washing machine or the kitchen cabinet in kitchen range cabinet (5).
3, economical gas tool combined system according to claim 1, it is characterized in that in kitchen range cabinet (5), electric oven or gas burning roastor being installed, around electric oven or gas burning roastor baking oven residual heat collection device and temperature sensor thereof are installed, baking oven residual heat collection device links to each other with the residual heat collection water tank by water pipe.
4, economical gas tool combined system according to claim 1 is characterized in that in the dead ahead of lampblack absorber (1) foldable transparent front apron being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920035467U CN201373479Y (en) | 2009-03-23 | 2009-03-23 | Energy-saving gas appliance combination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920035467U CN201373479Y (en) | 2009-03-23 | 2009-03-23 | Energy-saving gas appliance combination system |
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| Publication Number | Publication Date |
|---|---|
| CN201373479Y true CN201373479Y (en) | 2009-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920035467U Expired - Fee Related CN201373479Y (en) | 2009-03-23 | 2009-03-23 | Energy-saving gas appliance combination system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201373479Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920190A (en) * | 2012-11-06 | 2013-02-13 | 南通芯迎设计服务有限公司 | Intelligent cabinet with grain storage container |
| CN103512057A (en) * | 2013-10-11 | 2014-01-15 | 天津市浦海新技术有限公司 | Combined cooking stove and safety control system thereof |
| CN106352384A (en) * | 2016-11-17 | 2017-01-25 | 付顺坤 | Barbecue smoke treatment equipment |
| CN108105811A (en) * | 2017-07-31 | 2018-06-01 | 吴美君 | A kind of method of saving water and energy for kitchen |
| CN108413608A (en) * | 2018-05-14 | 2018-08-17 | 刘婧劼 | Intelligent multiple-effect boilers heated electrically |
| CN109222814A (en) * | 2018-11-03 | 2019-01-18 | 浙江气派智能科技有限公司 | A kind of wall-hanging integrated kitchenware |
| CN111219884A (en) * | 2018-11-26 | 2020-06-02 | 宁波方太厨具有限公司 | Anti-downdraft device of smoke exhaust pipe and gas water heater |
| EP3835663A1 (en) * | 2019-09-05 | 2021-06-16 | BSH Hausgeräte GmbH | Combination device, device housing for a combination device and kit for the same |
| CN114060883A (en) * | 2021-10-28 | 2022-02-18 | 青岛海尔空调器有限总公司 | Control method and device for range hood, range hood and storage medium |
| US11796180B2 (en) | 2019-09-16 | 2023-10-24 | Enerco Group Inc. | Systems and arrangements for portable heater with connectable accessory |
-
2009
- 2009-03-23 CN CN200920035467U patent/CN201373479Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920190A (en) * | 2012-11-06 | 2013-02-13 | 南通芯迎设计服务有限公司 | Intelligent cabinet with grain storage container |
| CN103512057A (en) * | 2013-10-11 | 2014-01-15 | 天津市浦海新技术有限公司 | Combined cooking stove and safety control system thereof |
| CN106352384A (en) * | 2016-11-17 | 2017-01-25 | 付顺坤 | Barbecue smoke treatment equipment |
| CN108105811A (en) * | 2017-07-31 | 2018-06-01 | 吴美君 | A kind of method of saving water and energy for kitchen |
| CN108105811B (en) * | 2017-07-31 | 2019-05-03 | 吴美君 | A kind of method of saving water and energy for kitchen |
| CN108413608A (en) * | 2018-05-14 | 2018-08-17 | 刘婧劼 | Intelligent multiple-effect boilers heated electrically |
| CN109222814A (en) * | 2018-11-03 | 2019-01-18 | 浙江气派智能科技有限公司 | A kind of wall-hanging integrated kitchenware |
| CN111219884A (en) * | 2018-11-26 | 2020-06-02 | 宁波方太厨具有限公司 | Anti-downdraft device of smoke exhaust pipe and gas water heater |
| CN111219884B (en) * | 2018-11-26 | 2021-05-18 | 宁波方太厨具有限公司 | Anti-downdraft device of smoke exhaust pipe and gas water heater |
| EP3835663A1 (en) * | 2019-09-05 | 2021-06-16 | BSH Hausgeräte GmbH | Combination device, device housing for a combination device and kit for the same |
| US11796180B2 (en) | 2019-09-16 | 2023-10-24 | Enerco Group Inc. | Systems and arrangements for portable heater with connectable accessory |
| CN114060883A (en) * | 2021-10-28 | 2022-02-18 | 青岛海尔空调器有限总公司 | Control method and device for range hood, range hood and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20120323 |