CN110332569B - Gas stove with separable control part and control method thereof - Google Patents
Gas stove with separable control part and control method thereof Download PDFInfo
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- CN110332569B CN110332569B CN201910619917.2A CN201910619917A CN110332569B CN 110332569 B CN110332569 B CN 110332569B CN 201910619917 A CN201910619917 A CN 201910619917A CN 110332569 B CN110332569 B CN 110332569B
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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
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
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- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a gas stove with a separable control part, which comprises: a panel provided with a burner; the input end of the gas proportional valve is connected with an external gas inlet pipe, and the output end of the gas proportional valve is connected with the combustor; a control member separated from the panel and contactable with one side of the panel; a position detection unit provided on the other side of the panel, the position detection unit being capable of detecting position information of the control member; the main controller unit is electrically connected with the position detection unit and is respectively electrically connected with the control end of the gas proportional valve and the igniter so as to control the gas proportional valve to work according to the detection result of the position detection unit. It can stop the combustor burning after the control part is far away from the panel, prevents to have accident.
Description
Technical Field
The invention relates to the field of kitchen appliances, in particular to a gas stove.
Background
The gas stove is a common kitchen appliance in family life, and along with the development of technology, the convenience and the safety of the gas stove are gradually improved. Because the gas-cooker often can be stained with the greasy dirt when doing dishes, need often to wash, and tiny clearance at gas-cooker knob department is difficult to clean, consequently appear the separable gas-cooker of control on the market now, it includes the panel, combustor and the control of setting on the panel, the control is independent device and is not connected with the panel, the panel is provided with the sensor in order to know the removal of control and becomes the change, and then make the control can control combustor work, the control plays the function of traditional gas-cooker knob promptly, can take away the control when clean with this way, conveniently wash the panel.
However, in the gas stove with the detachable control part, because the control part can be separated from the panel, when the burner is burning, the control part is lost due to the fact that a child takes away the control part and the like, the burner cannot be controlled to work, accidents are caused, and potential safety hazards exist.
Disclosure of Invention
In order to solve the above problems, the present invention provides a gas range with a detachable control member and a control method thereof, which can stop the combustion of a burner after the control member is far away from a panel, thereby preventing accidents.
The invention solves the technical problem and provides a technical scheme that:
the gas range with separable control part includes:
a panel provided with a burner;
the input end of the gas proportional valve is connected with an external gas inlet pipe, and the output end of the gas proportional valve is connected with the combustor;
a control member separated from the panel and contactable with one side of the panel;
a position detection unit provided on the other side of the panel, the position detection unit being capable of detecting position information of the control member;
the main controller unit is electrically connected with the position detection unit and is respectively electrically connected with the control end of the gas proportional valve and the igniter so as to control the gas proportional valve to work according to the detection result of the position detection unit.
Preferably, still include the point firearm and set up on the panel opposite side remove the detecting element, the point firearm with the combustor is connected, master controller unit with point firearm electric connection, remove the detecting element and be used for detecting the removal change of control piece, master controller unit with remove the detecting element electric connection with according to the removal information control of control piece the gas proportional valve with point firearm work.
Preferably, the control piece is provided with a first magnetic block, the movement detection unit comprises at least two hall sensors, the hall sensors are located on the other side of the panel, and the hall sensors are electrically connected with the main controller unit.
Preferably, the burner also comprises a combustion detector capable of detecting the working state of the burner, and the master controller unit is electrically connected with the combustion detector.
Preferably, still include alarm unit, master control unit with alarm unit electrical connection.
Preferably, the panel further comprises an internal temperature detection unit arranged on the other side of the panel, and the main controller unit is electrically connected with the internal temperature detection unit.
Preferably, the mobile terminal further comprises a timing unit, and the master control unit is electrically connected with the timing unit so as to set the timing time of the timing unit according to the movement information of the control element.
Preferably, the display device further comprises a display unit arranged on the panel, and the main control unit is electrically connected with the display unit.
The other technical scheme provided by the invention is as follows:
the control method applied to the gas stove with the separable control part is characterized in that: the position detection unit detects position information of the control piece and transmits the position information to the main controller unit, and the main controller unit controls the gas proportional valve to be closed after preset time when the control piece is far away from the panel according to the position information of the control piece.
Preferably, the main controller unit controls the igniter to ignite, controls the gas proportional valve to adjust firepower or controls the timing unit to work according to the translation action, the rotation action or the combination action of the translation and the rotation of the control element.
The invention has the beneficial effects that: the position detection unit detects the position of the control element, the main controller unit is electrically connected with the position detection unit to acquire the position information of the control element, and after the control element is far away from the panel, the main controller unit controls the gas proportional valve to be closed, so that the burner stops burning, the phenomenon that the burner cannot be controlled to work when the control element is lost is prevented, accidents are avoided, and the safety is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a control flow diagram of the present invention;
FIG. 3 is a top view of one embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are provided for the purpose of visually supplementing the description with figures and detailed description, and wherein the purpose is to visually and visually enable an understanding of each and every feature and technical aspects of the present invention, but not to limit the scope of the present invention.
Referring to fig. 1 and 3, the present invention provides a gas range in which a control part is detachable, including:
a panel 10 provided with a burner 20;
the input end of the gas proportional valve 21 is connected with an external gas inlet pipe, and the output end of the gas proportional valve 21 is connected with the combustor 20;
a control member 30 separated from the panel 10 and contactable with one side of the panel 10;
a position detecting unit 40 disposed on the other side of the panel 10, the position detecting unit 40 being capable of detecting position information of the control member 30;
the main controller unit 50 is electrically connected to the position detecting unit 40, and the main controller unit 50 is electrically connected to the control end of the gas proportional valve 21 and the igniter 22 respectively to control the gas proportional valve 21 to operate according to the detection result of the position detecting unit 40.
The position detection unit 40 detects the position of the control element 30, the main controller unit 50 is electrically connected with the position detection unit 40 to acquire the position information of the control element 30, and after the control element 30 is far away from the panel 10, the main controller unit 50 controls the gas proportional valve 21 to be closed, so that the burner 20 stops burning, the situation that the burner 20 cannot be controlled to work when the control element 30 is lost is prevented, accidents are avoided, and the safety is improved.
The main controller unit 50 may be a single chip microcomputer or an embedded system, and may be a device or a circuit capable of processing an input signal and outputting a control signal. The position detecting unit 40 may be a pressure sensor that detects a pressure applied to the panel 10 to determine a position of the control member 30; or a hall sensor, the control element 30 is provided with a first magnetic block, and the hall sensor detects the magnetic field intensity of the first magnetic block on the control element 30 to determine the position of the control element 30 relative to the panel 10. As an embodiment, the panel 10 may be provided with a control area 11, in which case, the control element 30 is far from the panel 10, which means that the control element 10 is far from the control area 11 on the panel 10, in the case of the control panel 10 provided with the control area 11, even if the control element 30 is still on the panel, if the control element 30 is far from the control area 11, the main controller unit 50 will close the gas proportional valve 21 and stop the combustion of the burner 20. The main controller unit 50 closes the gas proportional valve 21 after the control member 30 is far away from the panel 10, which may be an embodiment that is closed after a preset time, or an embodiment that is closed immediately. The burner generally includes a burner head, a fire cover seat and a fire cover.
Referring to fig. 1, as a preferred embodiment, the gas proportional valve further includes an igniter 22 and a movement detection unit 60 disposed on the other side of the panel 10, the igniter 22 is connected to the burner 20, the main control unit 50 is electrically connected to the igniter 22, the movement detection unit 60 is used for detecting a movement change of the control member 30, and the main control unit 50 is electrically connected to the movement detection unit 60 to control the operation of the gas proportional valve 21 and the igniter 22 according to the movement information of the control member 30.
The movement detection unit 60 detects the movement change of the control member 30, and the main control unit 50 obtains the movement detection unit 60 and controls the gas proportional valve 21 to open, close or adjust the opening degree according to the movement information of the control member 30, or the main control unit 50 controls the igniter 22 to ignite according to the movement information, so that the user can conveniently realize operations of igniting, adjusting the combustion firepower, closing and the like through the control member 30.
The igniter 22 may be an embodiment including a pulse controller and an ignition needle, the ignition needle is connected to the burner 20, the main controller unit 50 is electrically connected to the pulse controller to control the pulse controller to send a pulse signal to the ignition needle, the ignition needle generates a pulse spark, and when the ignition needle encounters gas, the gas is ignited to achieve ignition. The movement detecting unit 60 may include a plurality of pressure sensors uniformly distributed on the other side of the panel 10, so that the movement information of the control member 30 can be obtained according to the change of the detected pressure.
As a preferred embodiment of the movement detection unit 60, the control member 30 is provided with a first magnetic block, and the movement detection unit 60 includes at least two hall sensors, which are located on the other side of the panel 10 and are all electrically connected with the main controller unit 50.
Because the control member 30 is provided with the first magnetic block, the hall sensors can detect the magnetic field direction and the magnetic field intensity of the first magnetic block, and the movement change or the rotation of the control member 30 can be known through the detection information of at least two hall sensors, so that the movement information of the control member 30 can be obtained. The number of hall sensors affects the detection accuracy of the control member 30, and it is preferable that the number of hall sensors is eight and is uniformly distributed in a ring shape on the other side of the panel 10.
As a preferred embodiment, an adsorbing magnetic block is further included at the other side of the panel 10, and the control member 30 is provided with a second magnetic block. The adsorbing magnetic block adsorbs the second magnetic block to fix the control member 30 on the panel 10, so that the probability of losing the control member 30 is reduced, and the corresponding position of the adsorbing magnetic block on the panel 10 is the initial position of the control member 30, which is beneficial to designing the positions of the position detection unit 40 and the movement detection unit 60, preferably, when the position detection unit 40 and the movement detection unit 60 are both hall sensors, the hall sensors are uniformly distributed around the adsorbing magnetic block in a ring shape. The first magnetic block and the second magnetic block may be the same magnetic block.
Referring to fig. 1, in order to know the operation condition of the burner 20, a combustion detector 23 capable of detecting the operation state of the burner 20 is further included, and a main controller unit 50 is electrically connected to the combustion detector 23.
When in ignition, the main controller unit 50 controls the gas proportional valve 21 to be opened so as to input gas, and simultaneously controls the igniter 22 to be started, the igniter 22 ignites the gas, the burner 20 starts to burn, the burning detector 23 detects the burning of the gas, and after the detection result is transmitted to the main controller unit 50, the main controller unit 50 stops the igniter 22 to work, so that the ignition is completed; if the combustion detector 23 does not detect the combustion of the gas, after transmitting the detection result to the main controller unit 50, the main controller unit 50 stops the operation of the igniter 22 and closes the gas proportional valve 21. If the burner 20 is accidentally extinguished, the main controller unit 50 can also know the situation in time through the combustion detector 23, and further can perform measures such as closing the gas proportional valve 21 and the like, so as to avoid accidents. The combustion detector 23 may be an ion-sensitive quenching protector or a thermocouple quenching protector.
Referring to fig. 1, in order to remind the user, an alarm unit 70 is further included, and the main controller unit 50 is electrically connected to the alarm unit 70. The combustion detector 23 cannot detect the gas combustion, which means the reasons of insufficient gas, failure of the igniter 22 or the gas proportional valve 21, etc., and the main controller unit 50 controls the operation of the alarm unit 70 to prompt the user to perform an inspection to prevent an accident. When the control member 30 is away from the panel, the controller unit 50 controls the alarm unit 70 to operate to alert the user. The alarm unit 70 may also be operated when the user operates the control block 30 to indicate whether the operation is successful. The alarm unit 70 may be a buzzer, an LED lamp, or the like capable of alerting a user.
Referring to fig. 1, as a preferred embodiment, the gas stove further includes an internal temperature detection unit 71 disposed on the other side of the panel 10, the internal temperature detection unit 71 can detect the other side of the panel 10, that is, an internal temperature value of the gas stove, the main controller unit 50 is connected to the internal temperature detection unit 71 to obtain the internal temperature value, when a fault occurs, or a user places an overheated object on the panel 10 for a reason, such as that the internal temperature value is higher than an internal temperature threshold value, the main controller unit 50 controls the alarm unit 70 to operate to remind the user, so as to prevent the internal device from being damaged by the excessive temperature, and improve reliability. The internal temperature detection unit 71 may be a thermistor, a thermocouple, or the like.
Referring to fig. 1 and 3, in order to be more conveniently used, a timing unit 80 is further included, and the main controller unit 50 is electrically connected with the timing unit 80 to set the timing time of the timing unit 80 according to the movement information of the control member 30.
In the process of daily cooking, sometimes the food materials need to be cooked for a period of accurate time, the timing unit 80 is further included for the purpose, the main controller unit 50 sets the timing time of the timing unit 80 according to the movement information of the control member 30, the timing unit 80 sends a trigger signal to the main controller unit 50 after the timing time, the main controller unit 50 controls the gas proportional valve 21 to be closed, even if the combustor 20 stops burning, accurate time cooking is achieved in the mode, and the cooking is convenient for a user to use.
As a preferred embodiment, the position detection unit 40, the movement detection unit 60, the alarm unit 70, the timing unit 80, and the display unit 90 are disposed on the other side of the panel 10 corresponding to the control area 11.
Referring to fig. 1 and 3, in order to enable a user to know information such as clock time, timing time, etc., a display unit 90 is further included on the panel 10, and the main control unit 50 is electrically connected to the display unit. The main controller 50 unit displays the clock time or the timing time through the display unit 90, so that the use by a user can be facilitated, and the use experience is improved. The display unit 90 may be a display screen, preferably a nixie tube.
Referring to fig. 2, the present invention provides a control method applied to the gas range with the detachable control part: the position detecting unit 40 detects the position information of the control member 30 and transmits the position information to the main controller unit 50, and the main controller unit 50 controls the gas proportional valve 21 to be closed after a preset time when the control member 30 is far away from the panel 10 according to the position information of the control member 30. When the control member 30 is accidentally far away from the panel 10, the gas proportional valve 21 is closed after a preset time to stop the combustion of the burner 20, so that accidents caused by the fact that the burner 20 cannot be controlled to work are avoided, and the safety is improved.
Referring to fig. 2, a control method of a gas range in which a control part is separable: the main controller unit 50 controls the igniter 22 to ignite, controls the gas proportional valve 21 to adjust the fire power or controls the timing unit 80 to operate according to the translational motion, the rotational motion or the combined translational and rotational motion of the control member 30.
Referring to fig. 2, a control member 30 provided with a first magnetic block and a second magnetic block is placed on a control area 11 on a panel 10, the control member 30 is attracted to an initial position by the attracting magnetic blocks, and a display unit 90 displays clock time. The control member 30 moves upwards in the control area 11, the movement detection unit 60 detects that the control member 30 moves upwards and transmits movement information to the main control unit 50, the main control unit 50 controls the gas proportional valve 21 to be opened and starts the igniter 22 to ignite, and the control member 30 is reset to the initial position due to the action of the magnetic adsorption blocks. If the combustion detector 23 does not detect the combustion of the burner 20, i.e. the ignition fails, the main controller unit 50 stops the operation of the igniter 22 and controls the gas proportional valve 21 to close after obtaining the detection result of the combustion detector 23, and then activates the alarm unit 70 to prompt the user to troubleshoot the fault. When the combustion detector 23 detects the combustion of the gas, that is, the ignition is successful, the main controller unit 50 stops the ignition of the igniter 22, the gas proportional valve 21 is kept open, and the burner 20 is kept in a combustion state.
After the ignition is successful, if the movement detection unit 60 detects that the control member 30 rotates, the main controller unit 50 acquires the rotation information of the control member 30 and then controls the gas proportional valve 21 to adjust the opening degree, preferably, the gas proportional valve 21 decreases the opening degree when the control member 30 rotates counterclockwise, the gas proportional valve 21 increases the opening degree when the control member 30 rotates clockwise, and when the gas proportional valve 21 is at the minimum opening degree or the maximum opening degree, the main controller unit 50 controls the alarm unit 70 to work to remind a user. If the movement detection unit 60 detects that the control member 30 moves upward, the main control unit 50 closes the gas proportional valve 21 to extinguish the burner 20. At this time, if the user wants to cook again, the control member 30 is moved up again to perform the ignition operation.
After the ignition is successful, if the movement detection unit 60 detects that the control element 30 moves to the left, the main control unit 50 acquires the left movement information of the control element 30 and activates the timing unit 80 to perform timing time setting, and at the same time, the main control unit 50 controls the display unit 90 to display timing time to assist the timing setting operation, and preferably, when the timing setting operation is displayed as a nixie tube, the nixie tube flashes to indicate that the timing setting operation is performed. The adsorbing magnetic block adsorbs the control member 30 to return to the initial position, the control member 30 rotates, the main controller unit 50 sets the timing time of the timing unit 80 according to the rotating direction and the angle of the control member 30, and the control member 30 moves left again to complete the setting of the timing time. After the timing time, the timing unit 80 sends a trigger signal to the main controller unit 50, and the main controller unit 50 controls the gas proportional valve 21 to be closed. If the timing setting is to be cancelled in the timing process, the control element 30 can be moved to the left again, after the main controller unit 50 knows that the control element 30 is moved to the left through the position detection unit 60, the timing setting of the timing unit 80 is cancelled, the alarm unit 70 is controlled to remind a user that the timing setting is cancelled, and the control element 30 is reset to the initial position under the action of the magnetic adsorption block.
After the ignition is successful, if the position detection unit 40 detects that the control element 30 leaves the control area 11, the main control unit 50 obtains the information that the control element 30 leaves the control area 11, controls the alarm unit 70 to work and the display unit 90 to flash to remind a user, and controls the gas proportional valve 21 to be closed after the preset time, so that the combustor 20 stops combusting, and accidents are prevented. If the timing time is set, the control member 30 leaves the panel 10, and the main controller unit 50, after knowing through the position detecting unit 60, does not control the gas proportional valve 21 to close after the preset time, but controls the alarm unit 70 to work and the display unit 90 to flash to remind the user, and controls the gas proportional valve 21 to close after the set timing time, so that the burner 20 stops burning.
After the ignition is successful, if the main controller unit 50 learns that the internal temperature exceeds the set threshold value through the internal temperature detection unit 71, that is, an abnormal condition occurs, the main controller unit 50 controls the gas proportional valve 21 to be closed, and controls the alarm unit 70 to work and controls the display unit 90 to flash to remind a user of removing obstacles.
The above examples are only preferred embodiments of the present invention, and other embodiments of the present invention are possible. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope set forth in the claims of the present application.
Claims (8)
1. The gas-cooker that the control part can be separated, its characterized in that includes:
a panel (10) provided with a burner (20);
the input end of the gas proportional valve (21) is connected with an external gas inlet pipe, and the output end of the gas proportional valve (21) is connected with the combustor (20);
a control member (30) separated from the panel (10) and contactable with one side of the panel (10);
a position detection unit (40) provided on the other side of the panel (10), the position detection unit (40) being capable of detecting position information of the control member (30);
the main controller unit (50) is electrically connected with the position detection unit (40), and the main controller unit (50) is electrically connected with the control end of the gas proportional valve (21) so as to control the gas proportional valve (21) to work according to the detection result of the position detection unit (40);
the gas proportional valve further comprises an igniter (22) and a movement detection unit (60) arranged on the other side of the panel (10), the igniter (22) is connected with the burner (20), the main controller unit (50) is electrically connected with the igniter (22), the movement detection unit (60) is used for detecting movement changes of the control element (30), and the main controller unit (50) is electrically connected with the movement detection unit (60) to control the gas proportional valve (21) and the igniter (22) to work according to movement information of the control element (30);
the position detection unit (40) detects the position information of the control element (30) and transmits the position information to the main controller unit (50), and the main controller unit (50) controls the gas proportional valve (21) to be closed after preset time when the control element (30) is far away from the panel (10) according to the position information of the control element (30).
2. The gas range in which the control part is separable according to claim 1, wherein: the control piece (30) is provided with a first magnetic block, the movement detection unit (60) comprises at least two Hall sensors, the Hall sensors are located on the other side of the panel (10), and the Hall sensors are electrically connected with the main controller unit (50).
3. The gas range in which the control part is separable according to claim 1, wherein: the burner is characterized by further comprising a combustion detector (23) capable of detecting the working state of the burner (20), and the main controller unit (50) is electrically connected with the combustion detector (23).
4. The gas range in which the control part is separable according to claim 1, wherein: the alarm device further comprises an alarm unit (70), and the master control unit (50) is electrically connected with the alarm unit (70).
5. The gas range in which the control part is separable according to claim 4, wherein: the temperature control panel is characterized by further comprising an internal temperature detection unit (71) arranged on the other side of the panel (10), and the main controller unit (50) is electrically connected with the internal temperature detection unit (71).
6. The gas range in which the control part is separable according to claim 1, wherein: the timing control device is characterized by further comprising a timing unit (80), wherein the main controller unit (50) is electrically connected with the timing unit (80) so as to set the timing time of the timing unit (80) according to the movement information of the control element (30).
7. The gas range in which the control part is separable according to claim 6, wherein: the display panel is characterized by further comprising a display unit (90) arranged on the panel (10), and the main control unit (50) is electrically connected with the display unit (90).
8. A control method applied to a gas range in which the control part can be separated as set forth in claim 6 or 7, wherein: the main controller unit (50) controls the igniter (22) to ignite, controls the gas proportional valve (21) to adjust firepower or controls the timing unit (80) to work according to the translation action, the rotation action or the combination action of the translation and the rotation of the control element (30).
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