CN112869542B - Steam box and fan rotating speed control method thereof - Google Patents

Steam box and fan rotating speed control method thereof Download PDF

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Publication number
CN112869542B
CN112869542B CN202110108540.1A CN202110108540A CN112869542B CN 112869542 B CN112869542 B CN 112869542B CN 202110108540 A CN202110108540 A CN 202110108540A CN 112869542 B CN112869542 B CN 112869542B
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fan
door
window
controller
preset time
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CN112869542A (en
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蒋圣伟
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Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
    • A47J2027/043—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels for cooking food in steam

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Ventilation (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)

Abstract

The invention relates to a steam box and a fan rotating speed control method thereof, wherein the steam box comprises a machine body, a cooking cavity is formed inside the machine body, a steam generating device and a fan are arranged in the machine body, the machine body is arranged in an indoor cooking room, the cooking room is provided with a window communicated with the outdoor, and the cooking room is provided with a door communicated with other indoor spaces, and the steam box is characterized in that: the door department is equipped with the door sensor that is used for detecting whether the door is closed, and window department is equipped with the window sensor that is used for detecting whether the door is closed, still including the humidity transducer who is used for detecting outdoor humidity signal in addition, still be equipped with in the organism and control the controller of fan rotational speed size, the controller can be according to the humidity signal that door sensor's detected signal, window sensor's detected signal and humidity transducer detected, comes dynamic control fan rotational speed. The invention can dynamically adjust the rotating speed of the fan according to the outdoor humidity condition and the door and window opening and closing condition, so that the humidity of the cooking room and the living room is kept in a certain range, and the comfort of a user is improved.

Description

Steam box and fan rotating speed control method thereof
Technical Field
The invention relates to a steam box and a fan rotating speed control method thereof.
Background
The inside fan that is equipped with of current steam ager mostly, the steam ager is at the working process, and the fan starts the operation, with the inside unnecessary steam discharge of steam ager, the fan is according to a certain fixed rotational speed operation of preset all the time at whole operation in-process. According to the operation control method, when the inner container is in a preheating stage, part of steam in the inner container is discharged outwards, and at the moment, the steam is discharged outwards, so that the inner guide temperature rise is slow; and under inner bag steam volume saturation condition, it is outer to last arrange steam outward, can lead to the steam ager to arrange the steam volume outward great, installs inside the kitchen when the steam ager, because the kitchen space is less, when the kitchen is not ventilated, outer arranging steam in the steam ager working process can not only be full of the kitchen, still can flow in the sitting room with the kitchen intercommunication, improves kitchen and sitting room humidity, influences user experience.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide a steam box capable of dynamically adjusting the rotating speed of a fan according to the outdoor humidity condition and the door and window opening and closing condition in the prior art.
The second technical problem to be solved by the present invention is to provide a method for controlling the rotational speed of a fan of a steam box in view of the above prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a steam ager, is formed with the organism in the culinary art chamber including inside, is equipped with steam generator in the organism, and steam generator passes through inlet channel and culinary art chamber intercommunication, cooks the chamber and communicates through exhaust passage with the organism outside, is equipped with the fan in the exhaust passage intercommunication, and the organism is installed in indoor culinary art room, and it has the window with outdoor intercommunication to open between this culinary art, and it has the door with other interior space intercommunications to open between the culinary art, its characterized in that: door department is equipped with the door sensor who is used for detecting whether the door is closed, window department is equipped with the window sensor who is used for detecting whether the door is closed, still including the humidity transducer who is used for detecting outdoor humidity signal in addition, still be equipped with in the organism and control the controller of fan rotational speed size, door sensor, window sensor with humidity sensor all with the controller electricity is connected, and the controller can come dynamic control fan rotational speed according to the humidity signal that door sensor's detected signal, window sensor's detected signal and humidity transducer detected.
As an improvement, the controller judges the outdoor humidity condition according to a humidity signal detected by the humidity sensor, and then judges the opening and closing conditions of doors and windows of a cooking room where the steam box is located according to a detection signal of the door sensor and a detection signal of the window sensor to dynamically control the rotating speed of the fan, so that the humidity of the cooking room where the steam box is located and other indoor spaces communicated with the cooking room are controlled.
The improvement is that the fan is a cross-flow fan or a centrifugal fan with adjustable rotating speed; the fan has a plurality of different work gears, and the rotational speed that different work gears correspond is different.
The humidity sensor is disposed at a window.
The technical scheme adopted by the invention for solving the second technical problem is as follows: a fan rotating speed control method of a steam box with the structure is characterized in that: after the steam box starts the steam function, the controller controls the rotating speed of the fan through the following steps:
step 1, a controller controls a fan to operate according to a preset gear;
step 2, the controller reads humidity data W of the humidity sensor, if W is larger than or equal to 80%, the current outdoor air humidity is judged to be high, and the controller adjusts the working gear of the fan to be small by two gears; if W is less than 80%, entering step 3;
step 3, judging whether W is more than or equal to 40%, if so, entering step 4; if not, entering step 8;
step 4, the controller reads the detection signal of the door sensor and the detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a prompting signal of opening the door or opening the window or opening the door or opening the window is sent out, timing is started, the timing time is t1, and then the step 5 is carried out; if the door sensor detects that the door is opened or the window sensor detects that the window is opened, the controller enables the fan to keep the current gear to operate, starts timing, enables the timing time to be t2, and then enters step 6; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller increases the rotating speed gear of the fan, starts timing, and enables the timing time to be t3, and then the step 7 is carried out;
step 5, comparing T1 with a first preset time T1, and if T1 is less than or equal to the first preset time T1, enabling the fan to keep running at the current gear by the controller; if T1 is greater than the first preset time T1 and no door opening or window opening signal is detected, the controller reduces the working gear of the fan by one gear, clears T1 and returns to the step 2;
step 6, comparing the T2 with a second preset time T2, and if the T2 is less than or equal to the second preset time T2, enabling the fan to keep running at the current gear by the controller; if T2 is greater than the second preset time T2, the controller turns the working gear of the fan down by one gear, clears T2 and returns to the step 2;
step 7, comparing the T3 with a third preset time T3, and if the T3 is less than or equal to the third preset time T3, enabling the fan to keep running at the current gear by the controller; if T3 is greater than the third preset time T3, the controller reduces the working gear of the fan by one gear, clears T3 and returns to the step 2;
step 8, the controller reads a detection signal of the door sensor and a detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a window opening prompt signal is sent out, timing is started, the timing time is t4, and then the step 9 is carried out; if the door sensor detects that the door is opened and the window sensor detects that the window is closed, sending out a door opening and window closing prompting signal, starting timing, and enabling the timing time to be t5, and then entering the step 10; if the door sensor detects that the door is closed and the window sensor detects that the window is opened, the controller enables the fan to keep running at the current gear, and then the step 2 is returned; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller sends a door closing prompt signal, starts timing, and leads the timing time to be t6, and then enters step 11;
step 9, comparing the T4 with a fourth preset time T4, and if the T4 is less than or equal to the fourth preset time T4, enabling the fan to keep running at the current gear by the controller; if T4 is greater than the fourth preset time T4 and the windowing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears T4 and returns to the step 2;
step 10, comparing T5 with a fifth preset time T5, if T5 is less than or equal to the fifth preset time T5, the controller reduces the working gear of the fan by one gear, clears T5, and then returns to the step 2; if T5 is greater than the fifth preset time T5, the controller turns the working gear of the fan down by two gears, clears T5 and then returns to the step 2;
step 11, comparing T6 with a sixth preset time T6, and if T6 is less than or equal to the sixth preset time T6, enabling the fan to keep running at the current gear by the controller; if the T6 is greater than the sixth preset time T6 and the door closing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears the T6 and returns to the step 2;
the fifth preset time T5 is more than the fourth preset time T4 is more than the sixth preset time T6 is more than the first preset time T1 is more than the second preset time T2 is more than the third preset time T3.
Compared with the prior art, the invention has the advantages that: according to the invention, the rotating speed of the fan can be dynamically adjusted according to the outdoor humidity condition and the door and window opening and closing condition, so that the humidity of an indoor space such as a living room communicated with the cooking room and the cooking room is kept within a certain range in the reusing process of the steam box, and the comfort of a user is improved.
Drawings
FIG. 1 is a schematic structural diagram of a steam box according to an embodiment of the present invention.
FIG. 2 is a schematic structural diagram of the steam box in the cooking room according to the embodiment of the invention.
FIG. 3 is a flow chart of a method for controlling the rotational speed of a fan of a steam box according to an embodiment of the present invention.
FIG. 4 is a flowchart when W is 40% < 80%.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The steam box as shown in fig. 1 and 2 comprises a machine body 1 with a cooking cavity a formed inside, a steam generating device 2 is arranged in the machine body, the steam generating device 2 is communicated with the cooking cavity a through an air inlet channel, the cooking cavity a is communicated with the outside of the machine body through an exhaust channel, a fan 3 is arranged in the exhaust channel, the machine body 1 is arranged in an indoor cooking chamber 4, the cooking chamber 4 is provided with a window 5 communicated with the outside, the cooking chamber 4 is provided with a door 6 communicated with other indoor spaces, the door 6 is provided with a door sensor 7 for detecting whether the door is closed, the window 5 is provided with a window sensor 8 for detecting whether the door is closed, the window 5 is further provided with a humidity sensor 9 for detecting an outdoor humidity signal, the machine body is further provided with a controller 10 capable of controlling the rotating speed of the fan, the door sensor 7, the window sensor 8 and the humidity sensor 9 are all electrically connected with the controller 10, the controller 10 can dynamically control the rotation speed of the fan 3 based on the detection signal of the door sensor 7, the detection signal of the window sensor 8, and the humidity signal detected by the humidity sensor 9.
Specifically, the controller judges the outdoor humidity condition according to the humidity signal detected by the humidity sensor, and judges the door and window opening and closing conditions of the cooking room where the steam box is located according to the detection signal of the door sensor and the detection signal of the window sensor to dynamically control the rotating speed of the fan, so that the humidity of other indoor spaces communicated between the cooking room where the steam box is located and between the cooking room is controlled.
In this embodiment, the fan is a cross-flow fan or a centrifugal fan with adjustable rotating speed; the fan has a plurality of different work gears, and the rotational speed that different work gears correspond is different.
After the steam box starts the steam function, the controller controls the rotating speed of the fan through the following steps, and the steps are shown in figures 3 and 4:
step 1, a controller controls a fan to operate according to a preset gear;
step 2, the controller reads humidity data W of the humidity sensor, if W is larger than or equal to 80%, the current outdoor air humidity is judged to be high, and the controller adjusts the working gear of the fan to be small by two gears; if W is less than 80%, entering step 3;
step 3, judging whether W is more than or equal to 40%, if so, entering step 4; if not, entering step 8;
step 4, the controller reads the detection signal of the door sensor and the detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a prompting signal of opening the door or opening the window or opening the door or opening the window is sent out, timing is started, the timing time is t1, and then the step 5 is carried out; if the door sensor detects that the door is opened or the window sensor detects that the window is opened, the controller enables the fan to keep the current gear to operate, starts timing, enables the timing time to be t2, and then enters step 6; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller increases the rotating speed gear of the fan, starts timing, and enables the timing time to be t3, and then the step 7 is carried out;
step 5, comparing T1 with a first preset time T1, and if T1 is less than or equal to the first preset time T1, enabling the fan to keep running at the current gear by the controller; if T1 is greater than the first preset time T1 and no door opening or window opening signal is detected, the controller reduces the working gear of the fan by one gear, clears T1 and returns to the step 2;
step 6, comparing the T2 with a second preset time T2, and if the T2 is less than or equal to the second preset time T2, enabling the fan to keep running at the current gear by the controller; if T2 is greater than the second preset time T2, the controller turns the working gear of the fan down by one gear, clears T2 and returns to the step 2;
step 7, comparing the T3 with a third preset time T3, and if the T3 is less than or equal to the third preset time T3, enabling the fan to keep running at the current gear by the controller; if T3 is greater than the third preset time T3, the controller reduces the working gear of the fan by one gear, clears T3 and returns to the step 2;
step 8, the controller reads a detection signal of the door sensor and a detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a window opening prompt signal is sent out, timing is started, the timing time is t4, and then the step 9 is carried out; if the door sensor detects that the door is opened and the window sensor detects that the window is closed, sending out a door opening and window closing prompting signal, starting timing, and enabling the timing time to be t5, and then entering the step 10; if the door sensor detects that the door is closed and the window sensor detects that the window is opened, the controller enables the fan to keep running at the current gear, and then the step 2 is returned; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller sends a door closing prompt signal, starts timing, and leads the timing time to be t6, and then enters step 11;
step 9, comparing the T4 with a fourth preset time T4, and if the T4 is less than or equal to the fourth preset time T4, enabling the fan to keep running at the current gear by the controller; if T4 is greater than the fourth preset time T4 and the windowing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears T4 and returns to the step 2;
step 10, comparing T5 with a fifth preset time T5, if T5 is less than or equal to the fifth preset time T5, the controller reduces the working gear of the fan by one gear, clears T5, and then returns to the step 2; if T5 is greater than the fifth preset time T5, the controller turns the working gear of the fan down by two gears, clears T5 and then returns to the step 2;
step 11, comparing T6 with a sixth preset time T6, and if T6 is less than or equal to the sixth preset time T6, enabling the fan to keep running at the current gear by the controller; if the T6 is greater than the sixth preset time T6 and the door closing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears the T6 and returns to the step 2;
t5 < T4 < T6 < T1 < T2 < T3, T5 is 20s, T4 is 40s, T6 is 60s, T1 is 80s, T2 is 100s, and T3 is 120 s.
The invention gives consideration to the humidity of the kitchen and the living room, reduces the influence of the discharged steam of the steam box on the humidity of the living room, and considers that the air humidity which is comfortable for human body is between 40% and 55%, so the humidity control of the invention is more comprehensive and accurate, and takes 3 humidity ranges (W is less than or equal to 40%, more than 40% < W is less than or equal to 80%, W is more than 80%) into consideration, and the working gear of the fan is controlled by different control logics in three different humidity ranges, so the control is more accurate.

Claims (2)

1. The utility model provides a fan rotational speed control method of steam ager, the steam ager includes that inside is formed with the organism of culinary art chamber, is equipped with steam generator in the organism, and steam generator passes through inlet channel and culinary art chamber intercommunication, and the culinary art chamber communicates through exhaust passage with the organism outside, is equipped with the fan in the exhaust passage intercommunication, and the organism is installed in indoor culinary art room, and it has the window with outdoor intercommunication to open between this culinary art, and it has the door with other interior space intercommunications to open between the culinary art, its characterized in that: the machine body is internally provided with a controller capable of controlling the rotating speed of the fan, the door sensor, the window sensor and the humidity sensor are all electrically connected with the controller, the controller judges the outdoor humidity condition according to the humidity signal detected by the humidity sensor, and judges the opening and closing conditions of doors and windows of a cooking room where the steam box is located according to the detection signal of the door sensor and the detection signal of the window sensor so as to dynamically control the rotating speed of the fan, thereby controlling the humidity of the cooking room where the steam box is located and other indoor spaces communicated with the cooking room; the fan is a cross-flow fan or a centrifugal fan with adjustable rotating speed; the fan is provided with a plurality of different working gears, and the rotating speeds corresponding to the different working gears are different; specifically, after the steam box starts the steam function, the controller controls the rotating speed of the fan through the following steps:
step 1, a controller controls a fan to operate according to a preset gear;
step 2, the controller reads humidity data W of the humidity sensor, if W is larger than or equal to 80%, the current outdoor air humidity is judged to be high, the controller reduces the working gear of the fan by two gears, and then the step 2 is returned; if W is less than 80%, entering step 3;
step 3, judging whether W is more than or equal to 40%, if so, entering step 4; if not, entering step 8;
step 4, the controller reads the detection signal of the door sensor and the detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a prompting signal of opening the door or opening the window or opening the door or opening the window is sent out, timing is started, the timing time is t1, and then the step 5 is carried out; if the door sensor detects that the door is opened or the window sensor detects that the window is opened, the controller enables the fan to keep the current gear to operate, starts timing, enables the timing time to be t2, and then enters step 6; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller increases the rotating speed gear of the fan, starts timing, and enables the timing time to be t3, and then the step 7 is carried out;
step 5, comparing T1 with a first preset time T1, and if T1 is less than or equal to the first preset time T1, enabling the fan to keep running at the current gear by the controller; if T1 is greater than the first preset time T1 and no door opening or window opening signal is detected, the controller reduces the working gear of the fan by one gear, clears T1 and returns to the step 2;
step 6, comparing the T2 with a second preset time T2, and if the T2 is less than or equal to the second preset time T2, enabling the fan to keep running at the current gear by the controller; if T2 is greater than the second preset time T2, the controller turns the working gear of the fan down by one gear, clears T2 and returns to the step 2;
step 7, comparing the T3 with a third preset time T3, and if the T3 is less than or equal to the third preset time T3, enabling the fan to keep running at the current gear by the controller; if T3 is greater than the third preset time T3, the controller reduces the working gear of the fan by one gear, clears T3 and returns to the step 2;
step 8, the controller reads a detection signal of the door sensor and a detection signal of the window sensor, if the door sensor detects that the door is closed and the window sensor detects that the window is closed, a window opening prompt signal is sent out, timing is started, the timing time is t4, and then the step 9 is carried out; if the door sensor detects that the door is opened and the window sensor detects that the window is closed, sending a door closing and window opening prompt signal, starting timing, and entering the step 10, wherein the timing time is t 5; if the door sensor detects that the door is closed and the window sensor detects that the window is opened, the controller enables the fan to keep running at the current gear, and then the step 2 is returned; if the door sensor detects that the door is opened and the window sensor detects that the window is opened, the controller sends a door closing prompt signal, starts timing, and leads the timing time to be t6, and then enters step 11;
step 9, comparing the T4 with a fourth preset time T4, and if the T4 is less than or equal to the fourth preset time T4, enabling the fan to keep running at the current gear by the controller; if T4 is greater than the fourth preset time T4 and the windowing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears T4 and returns to the step 2;
step 10, comparing T5 with a fifth preset time T5, if T5 is less than or equal to the fifth preset time T5, the controller reduces the working gear of the fan by one gear, clears T5, and then returns to the step 2; if T5 is greater than the fifth preset time T5, the controller turns the working gear of the fan down by two gears, clears T5 and then returns to the step 2;
step 11, comparing T6 with a sixth preset time T6, and if T6 is less than or equal to the sixth preset time T6, enabling the fan to keep running at the current gear by the controller; if the T6 is greater than the sixth preset time T6 and the door closing signal is not detected yet, the controller reduces the working gear of the fan by one gear, clears the T6 and returns to the step 2;
the fifth preset time T5 is more than the fourth preset time T4 is more than the sixth preset time T6 is more than the first preset time T1 is more than the second preset time T2 is more than the third preset time T3.
2. The method for controlling the rotating speed of the fan of the steam box according to claim 1, wherein: the humidity sensor is disposed at a window.
CN202110108540.1A 2021-01-27 2021-01-27 Steam box and fan rotating speed control method thereof Active CN112869542B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1798479A1 (en) * 2005-12-16 2007-06-20 Convotherm Elektrogeräte GmbH Commercial cooking device and method for its operation
JP2009285208A (en) * 2008-05-29 2009-12-10 Dong Nam Co Ltd Cabinet hood housing rice cooker
CN103230167A (en) * 2013-03-20 2013-08-07 中山华帝燃具股份有限公司 Intelligent integrated kitchen with interaction function
CN106664211A (en) * 2014-05-16 2017-05-10 艾默生零售解决方案公司 Menu and firmware management for equipment
CN107374372A (en) * 2017-08-07 2017-11-24 孙柳威 A kind of artificial intelligence family expenses breakfast beverage cooker
CN110107934A (en) * 2019-04-25 2019-08-09 宁波方太厨具有限公司 A kind of exhaust smoke system for kitchen and its cooking-fume exhauster blower method for controlling number of revolution
CN111603034A (en) * 2020-04-21 2020-09-01 华帝股份有限公司 Cooking equipment humidity control method and cooking equipment
CN112167962A (en) * 2020-09-30 2021-01-05 宁波方太厨具有限公司 Working method and working system of steam kitchen ware

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1798479A1 (en) * 2005-12-16 2007-06-20 Convotherm Elektrogeräte GmbH Commercial cooking device and method for its operation
JP2009285208A (en) * 2008-05-29 2009-12-10 Dong Nam Co Ltd Cabinet hood housing rice cooker
CN103230167A (en) * 2013-03-20 2013-08-07 中山华帝燃具股份有限公司 Intelligent integrated kitchen with interaction function
CN106664211A (en) * 2014-05-16 2017-05-10 艾默生零售解决方案公司 Menu and firmware management for equipment
CN107374372A (en) * 2017-08-07 2017-11-24 孙柳威 A kind of artificial intelligence family expenses breakfast beverage cooker
CN110107934A (en) * 2019-04-25 2019-08-09 宁波方太厨具有限公司 A kind of exhaust smoke system for kitchen and its cooking-fume exhauster blower method for controlling number of revolution
CN111603034A (en) * 2020-04-21 2020-09-01 华帝股份有限公司 Cooking equipment humidity control method and cooking equipment
CN112167962A (en) * 2020-09-30 2021-01-05 宁波方太厨具有限公司 Working method and working system of steam kitchen ware

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