CN112902242B - Control method and control device for range hood and direct-current range hood - Google Patents

Control method and control device for range hood and direct-current range hood Download PDF

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CN112902242B
CN112902242B CN201911136514.9A CN201911136514A CN112902242B CN 112902242 B CN112902242 B CN 112902242B CN 201911136514 A CN201911136514 A CN 201911136514A CN 112902242 B CN112902242 B CN 112902242B
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cooking bench
flue
oil smoke
air valve
smoke concentration
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CN112902242A (en
Inventor
俞国新
许升
杨景刚
陈庆
袁宇波
肖小龙
王伟
孙天奎
范强
闫茂松
吕守鹏
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State Grid Jiangsu Electric Power Co Ltd
Qingdao Haier Smart Technology R&D Co Ltd
Haier Smart Home Co Ltd
Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd
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State Grid Jiangsu Electric Power Co Ltd
Qingdao Haier Smart Technology R&D Co Ltd
Haier Smart Home Co Ltd
Electric Power Research Institute of State Grid Jiangsu Electric Power Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes
    • F24C15/2021Arrangement or mounting of control or safety systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes
    • F24C15/2078Removing cooking fumes movable
    • F24C15/2085Removing cooking fumes movable adjustable in height

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

The application relates to the technical field of range hoods and discloses a control method for a range hood, wherein the range hood comprises the following components: the first flue and the second flue are communicated with the main flue and are configured to suck oil smoke generated by the first cooking bench and the second cooking bench respectively, and the first flue and the second flue can be lifted and are provided with a first air valve and a second air valve respectively; the control method comprises the following steps: under the condition that the first cooking bench and the second cooking bench are both in an open state, when the oil smoke concentration meets a first condition, the opening degree of the first air valve or the second air valve is adjusted; and when the oil smoke concentration meets a second condition, adjusting the height of the first flue or the second flue. Can adjust the aperture of blast gate according to the oil smoke concentration condition to the assurance is more reasonable to the distribution of the amount of wind, and further highly adjusts the flue, with the improvement cigarette machine to holding together cigarette smoking effect of oil smoke, control process need not to adjust the fan, does not produce unnecessary noise, the whole smoking effect reinforcing of cigarette machine. The application also discloses a controlling means and direct current cigarette machine for cigarette machine.

Description

Control method and control device for range hood and direct-current range hood
Technical Field
The application relates to the technical field of range hoods, for example, to a control method and a control device for a range hood and a direct current range hood.
Background
At present, along with the increase of building height, the flue resistance and the high-altitude wind resistance of a kitchen range hood are increased continuously, and the problems of unsmooth oil smoke suction and frequent smoke leakage caused by insufficient wind volume and wind pressure are presented. In the related art, the suction force is increased by increasing the size of the fan or increasing the rotating speed of the fan, so that the aim of completely sucking the oil smoke is fulfilled; or an auxiliary structure, such as a lifting baffle, is added, so that the exhaust inlet of the range hood is closer to the cooking bench.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:
the scheme of adding the lifting baffle is difficult to adapt to the purpose of completely sucking the oil smoke due to the limited sinking distance in the negative pressure area; the scheme of improving the fan rotational speed makes cigarette machine noise grow, and the fan consumption increases, and smoking effect is limited simultaneously.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a control method and a control device for a range hood and a direct-current range hood, and aims to solve the technical problems of high fan noise, high power consumption and limited smoking effect caused by increasing the rotating speed of a fan to increase suction.
In some embodiments, the machine comprises: the first flue and the second flue are communicated with the main flue and are configured to suck oil smoke generated by the first cooking bench and the second cooking bench respectively, and the first flue and the second flue can be lifted and are provided with a first air valve and a second air valve respectively; the control method comprises the following steps: under the condition that the first cooking bench and the second cooking bench are both in an open state, when the oil smoke concentration meets a first condition, the opening degree of the first air valve or the second air valve is adjusted; and when the oil smoke concentration meets a second condition, adjusting the height of the first flue or the second flue.
In some embodiments, the control device for a range hood comprises: a processor and a memory storing program instructions, wherein the processor, when executing the program instructions, performs the control method for a range hood as described above.
In some embodiments, the range hood comprises a dc power supply module, coupled to an external ac power source, configured to convert the external ac power to dc power and provide the dc power to an associated powered device within the range hood; and a control apparatus for a range hood as described above.
The control method and the control device for the range hood and the direct current range hood provided by the embodiment of the disclosure can realize the following technical effects:
under the opening state of the first cooking bench and the second cooking bench and under the condition that the rotating speed of a fan in the main flue is not changed, the opening degrees of the first air valve and the second air valve can be adjusted according to the oil smoke concentration condition, so that the distribution of air quantity is more reasonable, and more effective smoking is realized; after adjusting blast gate aperture, further adjust the height of flue according to oil smoke concentration to improve the cigarette machine and to holding together cigarette smoking effect of oil smoke, the while control process need not to adjust the fan rotational speed, does not produce unnecessary noise, has realized when not influencing user's normal culinary art operation, the purpose of the whole smoking effect of reinforcing cigarette machine.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
FIG. 1 is a schematic flow chart diagram of a control method for a range hood provided by an embodiment of the disclosure;
figure 2 is a schematic diagram of a control arrangement for a range hood provided by an embodiment of the present disclosure;
figure 3 is a schematic diagram of a control device for a range hood provided by an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a direct current cigarette making machine provided by the embodiment of the disclosure.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The embodiment of the disclosure provides a control method for a range hood, wherein the range hood comprises a first flue and a second flue which are communicated with a main flue and are configured to respectively suck oil smoke generated by a first cooking bench and a second cooking bench, and the first flue and the second flue can be lifted and are respectively provided with a first air valve and a second air valve.
Generally, a range hood is disposed above a cooking bench, and oil smoke generated by the cooking bench and a range is sucked into a flue, collected into a main flue, pressurized by a main fan, and then discharged. In the embodiment of the disclosure, the first flue and the second flue are respectively communicated with the main flue, one end of the first flue is communicated with the main flue, and the other end of the first flue is arranged above the corresponding cooking bench. The first air valve and the second air valve are respectively arranged in the first flue and the second flue, and distribution regulation and control of air quantity in the flues are realized by adjusting the opening degree of the air valves.
In some embodiments, as shown in fig. 1, embodiments of the present disclosure provide a control method for a range hood, comprising:
and S101, under the condition that the first cooking bench and the second cooking bench are both in an open state, when the oil smoke concentration meets a first condition, adjusting the opening degree of the first air valve or the second air valve.
Generally, a range hood is provided with a plurality of smoke concentration detection devices, such as smoke sensors. In this way, the oil smoke concentration of the corresponding cooking bench is detected by the configured oil smoke concentration detection device, and the oil smoke concentration used for judging whether the first condition or the second condition is met is obtained. Here, under the operating condition, the inside oil smoke concentration detection device of lampblack absorber can begin to carry out the detection of oil smoke concentration.
Under the condition that first top of a kitchen range and second top of a kitchen range are both open states, first wind channel and second wind channel all open the smoking work to the top of a kitchen range, consequently when oil smoke concentration satisfies first condition, adjust the distribution amount of wind that the aperture of first blast gate or second blast gate can be reasonable according to the oil smoke concentration condition, realize better smoking effect. On the other hand, the control process does not need to adjust the rotating speed of the main fan, and unnecessary noise is not generated.
And S102, when the oil smoke concentration meets a second condition, adjusting the height of the first flue or the second flue.
After the oil smoke concentration satisfies the second condition, further adjust the height of flue, can improve the flue and hold together the cigarette effect to the oil smoke above the top of a kitchen range to further improve the smoking effect of cigarette machine to the oil smoke. On the other hand, the control process does not need to adjust the rotating speed of the main fan, and unnecessary noise is not generated. The aim of enhancing the whole smoking effect of the cigarette machine is fulfilled while the normal cooking operation of a user is not influenced.
In some embodiments, the first condition comprises: the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range.
The cooking fume amount generated by the first cooking bench and the second cooking bench in the cooking process is determined by obtaining the ratio of the oil fume concentration of the first cooking bench to the oil fume concentration of the second cooking bench, and the air valve is controlled accordingly. Optionally, the first range may be between 0.9 and 1.1, and the concentration of the soot generated by the first and second cooktops is substantially the same in this range. Thus, when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range, it is indicated that one of the first cooking bench and the second cooking bench is performing cooking operation with high oil smoke concentration, and the air valve needs to be adjusted to distribute more air volume to the cooking bench for smoking.
Optionally, when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is within a first range, the opening degree of the first air valve and the opening degree of the second air valve are maintained to be a first opening degree; and when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range, adjusting the opening degree of the first air valve or the second air valve to a second opening degree.
The first opening is the position where the air volume is the largest in the flowable cross-sectional area in the flue after the air valve is adjusted. The air valve comprises an air valve rotating shaft and an air valve plate, wherein the air valve plate rotates by taking the air valve rotating shaft as an axis; when the range hood is in a closed state, the air valve is adjusted to be in a closed state, and the air valve plate is arranged perpendicular to the axis of the flue; when the air valve is adjusted to the first opening degree, the air valve plate is driven by the air valve rotating shaft to rotate to an angle parallel to the flue; optionally, the first opening degree is 90 degrees.
Optionally, after the range hood is started, the opening degrees of the first air valve and the second air valve are adjusted to the first opening degree. The range hood is provided with a first air duct, a second air valve corresponding to the second cooking bench is adjusted to be in a closed state, and the first air valve in the first air duct is adjusted to be in the first opening degree. Can all distribute the amount of wind to the flue that first top of a kitchen range corresponds, reach better smoking effect.
When the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is within a first range, the oil smoke concentrations generated by the first cooking bench and the second cooking bench are basically the same, the first air valve and the second air valve are maintained at a first opening degree, and the air volume does not need to be distributed and adjusted; when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range, the cooking operation that one of the first cooking bench and the second cooking bench generates high oil smoke concentration is indicated, and more air volume is distributed to the cooking bench for smoking by adjusting the opening degree of an air valve in a flue corresponding to the first cooking bench or the second cooking bench.
In some embodiments, when the concentration of soot of the first cooktop is greater than the concentration of soot of the second cooktop, adjusting the opening of the second air valve to a second opening; and when the oil smoke concentration of the first cooking bench is less than that of the second cooking bench, adjusting the opening degree of the first air valve to a second opening degree.
The area of the cross section of the air volume which can flow in the flue under the first opening degree is the largest, and the circulation speed is the fastest, so that the opening degree of the air valve in the air duct corresponding to the cooking bench with the smaller oil smoke concentration is adjusted to the second opening degree, the circulation speed and the air suction volume of the air volume in the flue where the air valve with the second opening degree is located are reduced under the condition that the total air volume is inconvenient, more air volume is circulated from the flue where the air valve with the first opening degree is located, and the smoking effect of the cooking bench with the higher oil smoke concentration corresponding to the flue is improved.
Optionally, the second opening degree is smaller than the first opening degree. The opening degree of the air valve is adjusted to the second opening degree, so that the area of the cross section of the air quantity capable of flowing in the flue is reduced, the air quantity flow speed in the flue is reduced, and the air suction quantity of the flue is reduced.
In some embodiments, the second opening is adjusted according to the concentration of the oil smoke of the first cooking bench and the second cooking bench.
When the oil smoke concentration of the first cooking bench is greater than that of the second cooking bench, determining a second opening according to the following formula to adjust the opening of the second air valve:
Figure BDA0002279727370000051
wherein, theta 1 Denotes a first opening degree, which is set to 90 degrees here;
θ 2 indicating a second opening degree;
D 1 the oil smoke concentration of the first cooking bench is represented and can be obtained through an oil smoke concentration detection device arranged on the lower edge of the first flue;
D 2 the oil smoke concentration of the second cooking bench is shown and can be obtained through an oil smoke concentration detection device arranged on the lower edge of the second flue.
When the oil smoke concentration of the second cooking bench is larger than that of the first cooking bench, determining a second opening according to the following formula so as to adjust the opening of the first air valve:
Figure BDA0002279727370000061
wherein, theta 1 Denotes a first opening degree, which is set to 90 degrees here;
θ 2 indicating a second opening degree;
D 1 the oil smoke concentration of the first cooking bench is represented and can be obtained through an oil smoke concentration detection device arranged on the lower edge of the first flue;
D 2 the oil smoke concentration of the second cooking bench is shown and can be obtained by an oil smoke concentration detection device arranged on the lower edge of the second flue.
When it is detected that the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is larger than a first range, for example, the ratio is
Figure BDA0002279727370000062
When the first cooking bench generates oil smoke, the oil smoke is larger than that generated by the second cooking bench, and the air valve corresponding to the second cooking bench needs to be adjusted to the second opening degree, so that the first flue corresponding to the first cooking bench is enabled to distribute more air, and more effective smoking can be achieved. The oil smoke concentration acquisition instruments are different, the detection results are possibly different, and the oil smoke concentration acquisition instruments are arranged in a flueDetecting the oil smoke concentration by a PM2.5 detector at the lower edge to obtain D 1 =90mg/m 3 ,D 2 =30mg/m 3 (ii) a The second opening degree is set to 30 degrees in this embodiment as calculated from equation (1). And adjusting the air valve plate of the second air valve to be at an included angle of 30 degrees in the horizontal direction according to the calculation result.
When it is detected that the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is less than a first range, for example, it is
Figure BDA0002279727370000063
At this time, it is described that the oil smoke generated by the first cooking bench is smaller than that generated by the second cooking bench, and the air valve corresponding to the first cooking bench needs to be adjusted to the second opening degree, so as to ensure that the second flue corresponding to the second cooking bench distributes more air volume, and thus, the smoke can be effectively smoked. For example, to obtain D 1 =80mg/m 3 ,D 2 =100mg/m 3 (ii) a The second opening degree is set to 72 degrees in this embodiment as calculated from equation (2). And adjusting the air valve plate of the first air valve to form an included angle of 72 degrees in the horizontal direction according to the calculation result.
In some embodiments, the second condition comprises: and continuously detecting that the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range twice.
When the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is detected to be out of the first range twice, the smoke suction effect of the cooking bench at the moment is limited in a mode of distributing the air quantity by adjusting the air valve, and the smoke machine can be closer to the cooking bench by reducing the height of the flue so as to improve the smoke collecting effect and further improve the smoke suction effect.
In some embodiments, when the ratio of the first cooktop to the second cooktop soot concentration is within a first range, maintaining the height of the first chimney or the second chimney; and when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is detected to be out of the first range twice, the height of the first flue or the second flue is reduced.
When the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is within a first range, the oil smoke concentrations generated by the first cooking bench and the second cooking bench are basically the same, and the height of the smoke machine does not need to be adjusted. When the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is detected to be out of the first range twice continuously, it is indicated that one of the first cooking bench and the second cooking bench is performing cooking operation which generates high oil smoke concentration, and the smoking effect of distributing the air volume by adjusting the opening of the air valve is limited, so that the oil smoke generated by the cooking benches cannot be better processed. At the moment, the flue height corresponding to the cooking bench with higher oil smoke concentration in the first cooking bench or the second cooking bench is reduced, so that the flue height is closer to the cooking bench, the smoke gathering effect is improved, and the smoking effect of the cigarette machine can be further improved.
In some embodiments, when the concentration of soot of the first cooktop is greater than the concentration of soot of the second cooktop, the height of the first chimney is reduced to be closer to the first cooktop; when the oil smoke concentration of the first cooking bench is smaller than that of the second cooking bench, the height of the second flue is reduced to enable the second flue to be closer to the second cooking bench.
The smoke tube structure of the cigarette machine comprises a fixed tube and a movable tube which is arranged at the air inlet side of the fixed tube and connected with the fixed tube sleeve. The movable pipe is connected with a lifting mechanism driven by a motor so as to realize the sliding along the arrangement direction of the fixed pipe. When the oil smoke concentration of the cooking bench is higher, the movable pipe is controlled to slide along the fixed pipe to the direction close to the cooking bench, so that the flue is equivalently prolonged, and the oil smoke above the cooking bench can be better gathered. So, further adjust the height of flue according to oil smoke concentration to improve the cigarette machine and to holding together cigarette smoking effect of oil smoke, the control process need not to adjust the fan rotational speed simultaneously, does not produce unnecessary noise, has realized when not influencing user's normal culinary art operation, the purpose of the whole smoking effect of reinforcing cigarette machine.
The controlling means for cigarette machine that this disclosed embodiment provided, as shown in fig. 2, includes:
the first control module 10 adjusts an opening degree of the first air valve or the second air valve when the oil smoke concentration satisfies a first condition under the condition that the first cooking bench and the second cooking bench are both in an open state.
Under the condition that first top of a kitchen range and second top of a kitchen range are the open mode, the smoking work to the top of a kitchen range is all opened in first wind channel and second wind channel, consequently when oil smoke concentration satisfies first condition, the distribution amount of wind that the aperture of adjusting first blast gate or second blast gate can be reasonable according to the oil smoke concentration condition realizes better smoking effect. On the other hand, the control process does not need to adjust the rotating speed of the main fan, and unnecessary noise is not generated.
And the second control module 20 is used for adjusting the height of the first flue or the second flue when the oil smoke concentration meets a second condition.
After the oil smoke concentration satisfies the second condition, further adjust the height of flue, can improve the flue and hold together the cigarette effect to the oil smoke above the top of a kitchen range to further improve the smoking effect of cigarette machine to the oil smoke. On the other hand, the control process does not need to adjust the rotating speed of the main fan, and unnecessary noise is not generated. The aim of enhancing the whole smoking effect of the cigarette machine is fulfilled while the normal cooking operation of a user is not influenced.
In some embodiments, the first condition comprises, in some embodiments: the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of a first range. Therefore, when the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is out of the first range, it is indicated that one of the first cooking bench and the second cooking bench is performing cooking operation which generates high oil smoke concentration, and the air valve needs to be adjusted to distribute more air volume to the cooking bench for smoking.
Optionally, when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is within a first range, the first control module 10 maintains the opening degree of the first air valve and the opening degree of the second air valve to be a first opening degree;
when the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is out of the first range, the first control module 10 adjusts the opening degree of the first air valve or the second air valve to a second opening degree.
When the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is within a first range, the oil smoke concentrations generated by the first cooking bench and the second cooking bench are basically the same, the first air valve and the second air valve are maintained at a first opening degree, and the air quantity does not need to be distributed and adjusted; when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range, the cooking operation that one of the first cooking bench and the second cooking bench generates high oil smoke concentration is indicated, and more air volume is distributed to the cooking bench for smoking by adjusting the opening degree of an air valve in a flue corresponding to the first cooking bench or the second cooking bench.
In some embodiments, when the concentration of soot of the first cooktop is greater than the concentration of soot of the second cooktop, adjusting the opening of the second air valve to a second opening; and when the oil smoke concentration of the first cooking bench is less than that of the second cooking bench, adjusting the opening degree of the first air valve to a second opening degree.
In some embodiments, the second opening is adjusted according to the oil smoke concentration of the first cooking bench and the second cooking bench. The opening of the air valve is adjusted according to real-time oil smoke concentration, and air quantity can be distributed more accurately.
In some embodiments, the second condition comprises: and continuously detecting that the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range twice.
When detecting that the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range twice continuously, the method shows that the smoke suction effect of the cooking bench at the moment is limited by the mode of distributing the air volume through adjusting the air valve, and the smoke machine is closer to the cooking bench through reducing the height of the flue, so that the smoke collection effect is improved, and the smoke suction effect is further improved.
In some embodiments, when the ratio of the first and second cooktop soot concentrations is within a first range, the second control module 20 maintains the height of the first or second chimney; when the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is detected to be out of the first range twice, the second control module 20 reduces the height of the first flue or the second flue.
In some embodiments, when the concentration of soot at the first cooktop is greater than the concentration of soot at the second cooktop, the height of the first flue is reduced to bring it closer to the first cooktop; when the oil smoke concentration of the first cooking bench is smaller than that of the second cooking bench, the height of the second flue is reduced to enable the second flue to be closer to the second cooking bench. So, further adjust the height of flue according to oil smoke concentration to improve the cigarette machine and to holding together cigarette smoking effect of oil smoke, the control process need not to adjust the fan rotational speed simultaneously, does not produce unnecessary noise, has realized when not influencing user's normal culinary art operation, the purpose of the whole smoking effect of reinforcing cigarette machine.
An embodiment of the present disclosure provides an electronic device, a structure of which is shown in fig. 3, the electronic device including:
at least one processor (processor) 100, one processor 100 being exemplified in fig. 3; and a memory (memory) 101, and may further include a Communication Interface (Communication Interface) 102 and a bus 103. The processor 100, the communication interface 102, and the memory 101 may communicate with each other via a bus 103. The communication interface 102 may be used for information transfer. The processor 100 may invoke logic instructions in the memory 101 to perform the control method for the range hood of the above-described embodiments.
In addition, the logic instructions in the memory 101 may be implemented in the form of software functional units and stored in a computer readable storage medium when the logic instructions are sold or used as independent products.
The memory 101 is used as a computer readable storage medium for storing software programs, computer executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 100 executes the functional application and data processing, i.e., implements the control method for the range hood in the above-described method embodiments, by executing the software programs, instructions, and modules stored in the memory 101.
The memory 101 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. In addition, memory 101 may include high speed random access memory and may also include non-volatile memory.
The disclosed embodiment provides a direct current cigarette machine, as shown in fig. 4, including: a dc power supply module 30 connected to an external ac power source, configured to convert the external ac power into dc power and provide the dc power to an associated powered device in the cigarette maker; and a control apparatus for a range hood as described above.
Wherein, the direct current cigarette machine can be understood as the cigarette machine, and direct current power supply module 30 can be the block terminal that can convert alternating current into direct current that directly communicates with domestic 220 volts of alternating current.
Optionally, the range hood further includes a first flue 41 and a second flue 41 communicated with the main flue 40, and configured to respectively suck soot generated by the first cooking bench and the second cooking bench, and the first flue and the second flue are liftable and provided with a first air valve 51 and a second air valve 52, respectively.
The range hood is arranged above the cooking bench, oil smoke generated by the cooking bench and the cooking range is sucked into the flue, collected into the main flue 40, pressurized by the main fan and then discharged. In the embodiment of the present disclosure, the first flue 41 and the second flue 42 are respectively communicated with the main flue 40, and one end thereof is communicated with the main flue 40 and the other end thereof is disposed above the corresponding cooktop. The first air valve 51 and the second air valve 52 are respectively arranged in the first flue 41 and the second flue 42, and the distribution regulation and control of the air volume in the flues are realized by adjusting the opening degree of the air valves.
Optionally, the first air valve and the second air valve 51 and 52 each include an air valve rotating shaft and an air valve plate, and the air valve plates rotate around the air valve rotating shaft; when the range hood is in a closed state, the air valve is adjusted to be in a closed state, and the air valve plate is arranged perpendicular to the axis of the flue; when the range hood is in an opening state, the air valve plate is driven by the air valve rotating shaft to rotate to an angle parallel to the flue, and opening degree adjustment is carried out according to the oil smoke concentration condition and the cooking bench opening condition.
Optionally, the first flue 41 and the second flue 42 each include a fixed pipe 61, and a movable pipe 62 disposed at an air inlet side of the fixed pipe 61 and sleeved with the fixed pipe 61. The movable pipe is connected with a lifting mechanism driven by a motor so as to realize the sliding along the arrangement direction of the fixed pipe. When the oil smoke concentration of the cooking bench is higher, the movable pipe 62 is controlled to slide along the fixed pipe 61 to the direction close to the cooking bench, which is equivalent to the extension of the flue, so that the oil smoke above the cooking bench can be better collected.
Optionally, the range hood further includes a smoke concentration detection device 70, which is disposed at a position near the cooking bench on the lower edges of the first flue 41 and the second flue 42, and is configured to detect the smoke concentration of the corresponding cooking bench. The oil smoke concentration detection device can be a smoke sensor or a PM2.5 detector. In other embodiments of the present disclosure, the smoke concentration detection device 70 may also be disposed on a cooking bench or a pot, and transmit the detection data to the direct current range hood in a wireless communication manner, so as to perform the above control adjustment according to the smoke concentration.
Therefore, the range hood can adjust the opening degree of the first air valve 51 and the second air valve 52 according to the oil smoke concentration condition through the oil smoke concentration detection device 70 under the condition that the fan rotating speed in the main flue 40 is not changed when the first cooking bench and the second cooking bench are in an opening state, so that the distribution of the air quantity is more reasonable, and more effective smoking is realized; after adjusting blast gate aperture, can be further adjust the height of flue according to oil smoke concentration to improve the cigarette machine and to holding together cigarette smoking effect of oil smoke, the simultaneous control process need not to adjust the fan rotational speed, does not produce unnecessary noise, has realized when not influencing user's normal culinary art operation, the purpose of the whole smoking effect of reinforcing cigarette machine.
The disclosed embodiments provide a computer-readable storage medium storing computer-executable instructions configured to perform the above-described control method for a range hood.
The disclosed embodiments provide a computer program product comprising a computer program stored on a computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, cause the computer to perform the above-described control method for a range hood.
The computer readable storage medium described above may be a transitory computer readable storage medium or a non-transitory computer readable storage medium.
The technical solution of the embodiments of the present disclosure may be embodied in the form of a software product, which is stored in a storage medium and includes one or more instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method of the embodiments of the present disclosure. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the disclosed embodiments includes the full ambit of the claims, as well as all available equivalents of the claims. As used in this application, although the terms "first," "second," etc. may be used in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, unless the meaning of the description changes, so long as all occurrences of the "first element" are renamed consistently and all occurrences of the "second element" are renamed consistently. The first and second elements are both elements, but may not be the same elements. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising one of 8230," does not exclude the presence of additional like elements in a process, method or device comprising the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.
Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and brevity of description, the specific working processes of the system, the apparatus and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units may be only one type of logical functional division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

Claims (9)

1. A control method for a range hood, the range hood comprising: the first flue and the second flue are communicated with the main flue and are configured to suck oil smoke generated by the first cooking bench and the second cooking bench respectively, and the first flue and the second flue can be lifted and are provided with a first air valve and a second air valve respectively; the control method is characterized by comprising the following steps:
under the condition that the first cooking bench and the second cooking bench are both in an open state, when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of a first range, the opening degree of the first air valve or the second air valve is adjusted;
and when the ratio of the oil smoke concentrations of the first cooking bench and the second cooking bench is detected to be out of the first range twice continuously, adjusting the height of the first flue or the second flue.
2. The control method according to claim 1,
when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is within a first range, maintaining the opening degree of the first air valve and the opening degree of the second air valve as a first opening degree;
and when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is out of the first range, adjusting the opening degree of the first air valve or the second air valve to a second opening degree.
3. The control method according to claim 2, wherein the adjusting the opening degree of the first damper or the second damper to the second opening degree includes:
when the oil smoke concentration of the first cooking bench is greater than that of the second cooking bench, adjusting the opening degree of the second air valve to a second opening degree;
and when the oil smoke concentration of the first cooking bench is less than that of the second cooking bench, adjusting the opening degree of the first air valve to a second opening degree.
4. The control method according to claim 2, characterized in that the second opening degree is smaller than the first opening degree.
5. The control method according to claim 2, characterized by further comprising:
and adjusting the second opening degree according to the oil smoke concentration of the first cooking bench and the second cooking bench.
6. The control method according to claim 1, wherein adjusting the opening degree of the first damper or the second damper further comprises:
and when the ratio of the oil smoke concentration of the first cooking bench to the oil smoke concentration of the second cooking bench is within a first range, maintaining the height of the first flue or the second flue.
7. The control method of claim 1, wherein adjusting the height of the first chimney or the second chimney when the ratio of the first cooktop to the second cooktop smoke concentration is detected to be outside the first range twice in succession comprises:
when the oil smoke concentration of the first cooking bench is greater than that of the second cooking bench, the height of the first flue is reduced to enable the first flue to be closer to the first cooking bench;
and when the oil smoke concentration of the first cooking bench is less than that of the second cooking bench, reducing the height of the second flue to enable the second flue to be closer to the second cooking bench.
8. A control apparatus for a range hood, comprising a processor and a memory storing program instructions, characterized in that the processor is configured to carry out the method of any one of claims 1 to 7 when executing the program instructions.
9. A direct current cigarette machine which characterized in that: the method comprises the following steps:
the direct current power supply module is connected with an external alternating current power supply and is configured to convert external alternating current into direct current and provide the direct current for a related power receiving device in the cigarette; and
a control device for a machine as claimed in claim 8.
CN201911136514.9A 2019-11-19 2019-11-19 Control method and control device for range hood and direct-current range hood Active CN112902242B (en)

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CN114777283B (en) * 2022-03-21 2024-03-22 青岛海尔空调器有限总公司 Method and device for controlling kitchen air conditioner, air conditioner and storage medium

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CN2273824Y (en) * 1995-08-14 1998-02-04 陈吉萍 Hoisting and lowering and cooking oil splashing proof type cooking fume remover
CN202141102U (en) * 2011-05-31 2012-02-08 李勤 Lifting integrated kitchen ventilator
CN202216310U (en) * 2011-08-30 2012-05-09 李良杰 Smoke exhaust ventilator with auxiliary smoke exhaust hood
KR20170080198A (en) * 2015-12-31 2017-07-10 주식회사 하츠 range hood
CN109595648A (en) * 2017-09-30 2019-04-09 宁波方太厨具有限公司 A kind of range hood
CN109595658A (en) * 2019-01-23 2019-04-09 李国兰 A kind of three-dimensional smoking integrated kitchen range

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2273824Y (en) * 1995-08-14 1998-02-04 陈吉萍 Hoisting and lowering and cooking oil splashing proof type cooking fume remover
CN202141102U (en) * 2011-05-31 2012-02-08 李勤 Lifting integrated kitchen ventilator
CN202216310U (en) * 2011-08-30 2012-05-09 李良杰 Smoke exhaust ventilator with auxiliary smoke exhaust hood
KR20170080198A (en) * 2015-12-31 2017-07-10 주식회사 하츠 range hood
CN109595648A (en) * 2017-09-30 2019-04-09 宁波方太厨具有限公司 A kind of range hood
CN109595658A (en) * 2019-01-23 2019-04-09 李国兰 A kind of three-dimensional smoking integrated kitchen range

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