TWI691682B - Portable gas grill - Google Patents

Abstract

A portable gas grill includes a body, a cover, and a temperature sensing control device. The body includes a heating device and a fuel supply device adapted to connect with a gas tank. The cover is pivotable in relation to the body to form a heating space. The temperature sensing control device is disposed in the body or the cover and includes a circuit board, a temperature sensing unit, a power unit, and a wireless communication unit. The temperature sensing unit, the power unit, and the wireless communication unit are electrically coupled to the circuit board. The temperature sensing unit is capable of sensing the temperature in the heating space and outputting a corresponding temperature signal accordingly. The wireless communication unit is capable of wirelessly connecting to the mobile device and transmitting the temperature signal, and the mobile device receives the temperature signal and displays the temperature value.

Description

Portable gas barbecue grill

The invention relates to a gas barbecue stove, in particular to a portable gas barbecue stove capable of remotely monitoring the temperature of a stove through a mobile device.

In order to make the barbecue process easier to control and make the food more delicious, the barbecue grill itself can have a built-in thermometer or an external thermometer. For a barbecue oven with a built-in thermometer, such as the patent case No. 425092 published by the Republic of China, which discloses a grill with a flat bottom covered with an arc and a thermometer on the arc to understand the temperature changes in the oven . However, both built-in and external thermometers have their disadvantages. First of all, these thermometers are usually pointer-type and quite small in size, making it difficult to identify the current furnace temperature. In addition, when grilling meat, the user must always be next to the oven, manually adjust the heating power according to the oven temperature, and need a separate timer to know the heating time, which is inconvenient.

Therefore, how to overcome the above-mentioned problems of the existing barbecue grills has become an urgent problem to be solved at present.

The invention provides a portable gas barbecue oven, which can remotely wirelessly monitor the temperature and heating time of a mobile device.

The portable gas barbecue oven provided by the invention includes an oven body, a cover body and a temperature sensing control device. The furnace body includes a heating device and a fuel supply device, and the fuel supply device can be connected to a gas tank to supply fuel to the heating device. The cover body can be opened and closed relative to the furnace body and form a heating space with the furnace body. The temperature sensing control device is arranged on the furnace body or the cover body and includes a circuit board, a temperature sensing unit, a power unit and a wireless communication unit. The temperature sensing unit, the power unit and the wireless communication unit are electrically coupled to the circuit board. The temperature sensing unit can sense the temperature in the heating space and output the corresponding temperature signal accordingly. The wireless communication unit can wirelessly connect with the mobile device and transmit the temperature signal, and the mobile device receives the temperature signal and displays the temperature value.

In an embodiment of the invention, the wireless communication unit (34) includes a Bluetooth chip, a near-field communication (Near-field communication, NFC) chip, an infrared (Infrared) chip, and a ZigBee chip. One or more.

In an embodiment of the invention, the temperature sensing device includes a control unit electrically coupled to the circuit board, the control unit can receive the temperature control signal from the mobile device through the wireless communication unit, and the control unit can control the temperature according to the temperature control Signal to adjust the fuel flow rate supplied by the fuel supply device to the heating device to adjust the heating power of the heating device.

In an embodiment of the invention, the control unit can receive the timing signal from the mobile device through the wireless communication unit, and the control unit can adjust the fuel flow rate supplied by the fuel supply device to the heating device according to the timing signal.

In an embodiment of the invention, the temperature sensing device includes a buzzer unit electrically coupled to the circuit board. The control unit can drive the buzzer unit to sound according to the timing signal.

In an embodiment of the invention, the control unit can drive the buzzer unit to sound when the temperature signal and the temperature control signal are consistent.

In an embodiment of the present invention, the mobile device includes a temperature control area and a timing area, and the user can set and transmit the temperature control signal and the timing signal to the control unit through the temperature control area and the timing area, respectively.

In an embodiment of the present invention, the portable gas barbecue oven further includes: a micro switch, which is disposed in the furnace body and electrically connected to the temperature sensing device, and the micro switch is used to press the cover body to send a reset signal to the temperature sensing control Device, the temperature sensing device sends a reset signal to the mobile device through the wireless communication unit to reset the time in the timing zone to zero.

In an embodiment of the invention, the portable gas barbecue oven further includes: a lens, which is disposed on the cover and electrically connected to the temperature sensing device, the lens faces the heating space and can capture a plurality of video frames to the temperature sensing device, The temperature sensing device transmits a plurality of video frames to the mobile device through the wireless communication unit for playback or storage.

Based on the above, the portable gas barbecue oven provided by the above embodiments of the present invention can wirelessly connect with a mobile device and transmit a temperature signal through a temperature sensing device, or receive a temperature control signal and a timing signal from the mobile device The user can easily read the temperature value through the mobile device or remotely control the heating temperature and time with the mobile device.

In order to make the above-mentioned features and advantages of the present invention more obvious and understandable, the embodiments are specifically described below in conjunction with the accompanying drawings for detailed description as follows.

FIG. 1 is a schematic view of the appearance of a portable gas barbecue oven according to an embodiment of the present invention, and shows a remote wireless connection of a portable gas barbecue oven to a mobile device. FIG. 2 is an exploded schematic view of the portable gas barbecue oven shown in FIG. 1. FIG. FIG. 3 is an enlarged schematic view of selected locations of the chain coil of FIG. 2. 4 is a schematic partial cross-sectional view of the mobile device shown in FIG. 1. FIG. 5 is a schematic diagram of the temperature sensing device of the portable gas barbecue oven shown in FIG. 1. 6 is a schematic diagram of an operation interface of the mobile device shown in FIG. 1.

Please refer to FIGS. 1 to 6. The portable gas barbecue oven of this embodiment includes a furnace body 10, a cover body 20, a temperature sensing device 30, a micro switch 50 and a lens 60.

The furnace body 10 includes a heating device 11 and a fuel supply device 12. The fuel supply device 12 can be connected to a gas tank 121 to supply fuel to the heating device 11. The cover 20 can be opened and closed relative to the furnace body 10 and form a heating space 21 with the furnace body 10.

The temperature sensing device 30 is provided on the furnace body 10 or the cover body 20, and in this embodiment is provided on the cover body 20. The temperature sensing control device 30 includes a circuit board 31, a temperature sensing unit 32, a power unit 33, a wireless communication unit 34, a control unit 35 and a buzzer unit 36. The temperature sensing unit 32, the power unit 33, the wireless communication unit 34, the control unit 35 and the buzzer unit 36 are electrically coupled to the circuit board 31.

In this embodiment, the temperature sensing unit 32 can be a thermocouple, and can sense the temperature in the heating space 21 and output a corresponding temperature signal accordingly. The power unit 33 can supply power to the temperature sensing device 30 for the battery.

The wireless communication unit 34 can wirelessly connect with a mobile device 40 and transmit the temperature signal, and the mobile device 40 receives the temperature signal and displays the temperature value. The wireless communication unit 34 can include one or more of a Bluetooth chip, a near-field communication (NFC) chip, an infrared (Infrared) chip, and a ZigBee chip. Wireless connections. The mobile device 40 can be a smart phone, a wireless remote controller, and other devices that can be connected.

The control unit 35 includes a processor and can receive a temperature control signal from the mobile device 40 through the wireless communication unit 34, and the control unit 35 can adjust the fuel supplied by the fuel supply device 12 to the heating device 11 according to the temperature control signal Flow rate to adjust the heating power of the heating device 11. In addition, the control unit 35 can also receive a certain time signal from the mobile device 40 through the wireless communication unit 34, and the control unit 35 can adjust the fuel flow rate supplied by the fuel supply device 12 to the heating device 11 according to the timing signal. In addition, the control unit 35 can also drive the buzzer unit 36 to sound according to the timing signal, or can drive the buzzer unit 36 to sound when the temperature signal is consistent with the temperature control signal.

In this embodiment, the mobile device 40 includes a temperature control zone 41 and a certain time zone 42. The user can set and transmit the temperature control signal and the timing signal to the control unit 35 through the temperature control zone 41 and the timing zone 42 respectively. Understandably, the temperature control zone 41 and the timing zone 42 can be implemented by a mobile application (Mobile application, app).

In this embodiment, the mobile device 40 can be wirelessly connected to the Bluetooth of the wireless communication unit 34. Once the connection is successful, the mobile device 40 can receive the temperature signal output by the temperature sensing unit 32 and accordingly display the current temperature value in the heating space 21 in real time. Since the display of the temperature value is not limited to the size of the furnace body 10 or the cover body 20, not only can the temperature value be represented by a pointer type or a digital type, but also the size can be enlarged or reduced by the mobile device 40, so that the user can The temperature value displayed by the mobile device 40 can be easily interpreted.

In addition, the user can set the desired temperature value through the temperature control zone 41 and send the temperature control signal to the control unit 35 to set a predetermined temperature. The control unit 35 adjusts the fuel supply device 12 to the heating according to the temperature control signal The fuel flow rate of the device 11 is used to adjust the heating power of the heating device 11 so as to reach a predetermined temperature. When the temperature value in the heating space 21 reaches a predetermined temperature, that is, the temperature signal is consistent with the temperature control signal, the control unit 35 drives the buzzer unit 36 to sound to remind the user.

The user can also set the desired heating time or timing through the timing area 42 and send the timing signal to the control unit 35 to set a predetermined time. The control unit 35 can also adjust the fuel supply device 12 to the heating according to the timing signal When the fuel flow rate of the device 11 ends, the control unit 35 drives the buzzer unit 36 to sound according to the timing signal to remind the user, or causes the fuel supply device 12 to stop supplying fuel to the heating device 11 according to the timing signal.

The micro switch 50 is disposed in the furnace body 10 and electrically connected to the temperature sensing device 30. The micro switch 50 is for the cover body 20 to press against and send a reset signal to the temperature sensing device 30. The temperature sensing device 30 transmits the reset signal to the mobile device 40 through the wireless communication unit 34 to reset the time of the timing zone 42 Zero and restart timing. In other words, the cover 20 can be opened and closed relative to the furnace body 10 to selectively trigger the micro switch 50. Once the cover 20 is pressed against the micro switch 50 and the mobile device 40 receives the reset signal, the time of the timing area 42 is instantaneous Reset to zero and re-time.

The lens 60 is disposed on the cover 20 and electrically connected to the temperature sensing device 30. The lens 60 faces the heating space 21 and can capture a plurality of video frames to the temperature sensing device 30. The temperature sensing device 30 transmits the plurality of video frames to the mobile device 40 through the wireless communication unit 34 for playback or storage.

In summary, the portable gas barbecue oven of this embodiment can wirelessly connect with the mobile device 40 via the temperature sensing device 30 and transmit temperature signals, or receive temperature control signals and timing signals from the mobile device 40, The user can easily read the temperature value through the mobile device 40 or remotely control the heating temperature and time with the mobile device 40.

Although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be subject to the scope defined in the appended patent application.

10: furnace body

11: Heating device

12: Fuel supply device

121: Gas tank

20: Cover

21: Heating space

30: temperature sensing device

31: Circuit board

32: temperature sensing unit

33: Power unit

34: wireless communication unit

35: control unit

36: Buzzer unit

40: Mobile device

41: temperature control zone

42: Timing zone

50: micro switch

60: lens

FIG. 1 is a schematic view of the appearance of a portable gas barbecue oven according to an embodiment of the present invention, and shows a remote wireless connection of a portable gas barbecue oven to a mobile device. FIG. 2 is an exploded schematic view of the portable gas barbecue oven shown in FIG. 1. FIG. 3 is an enlarged schematic view of selected locations of the chain coil of FIG. 2. 4 is a schematic partial cross-sectional view of the mobile device shown in FIG. 1. 5 is a schematic diagram of the temperature sensing device of the portable gas barbecue oven shown in FIG. 1. 6 is a schematic diagram of an operation interface of the mobile device shown in FIG. 1.

10: furnace body

12: Fuel supply device

121: Gas tank

20: Cover

30: temperature sensing device

40: Mobile device

Claims (5)

A portable gas barbecue stove includes: a furnace body including a heating device and a fuel supply device, the fuel supply device can be connected to a gas tank to supply fuel to the heating device; a cover body can be opened relative to the furnace body Close and form a heating space with the furnace body; a temperature-sensing control device is provided on the cover and includes a circuit board, a temperature-sensing unit, a power unit and a wireless communication unit, the temperature-sensing unit, the power unit And the wireless communication unit is electrically coupled to the circuit board, the temperature sensing unit can sense the temperature in the heating space and output a corresponding temperature signal accordingly, the wireless communication unit can wirelessly connect and transmit with a mobile device The temperature signal, and the mobile device receives the temperature signal and displays the temperature value; the temperature sensing device includes a control unit electrically coupled to the circuit board, the control unit can receive from the wireless communication unit A temperature control signal of the mobile device, and the control unit can adjust the flow of fuel supplied by the fuel supply device to the heating device according to the temperature control signal to adjust the heating power of the heating device; the control unit can communicate through the wireless The unit receives a certain time signal from the mobile device, and the control unit can adjust the fuel flow supplied by the fuel supply device to the heating device according to the timing signal; the mobile device includes a temperature control zone and a certain time zone, the user The temperature control signal and the timing signal can be respectively set and transmitted to the control unit through the temperature control area and the timing area; and a micro switch, which is provided in the furnace body and electrically connected to the temperature sensing control device, the micro switch The cover body is pressed to transmit a reset signal to the temperature sensing device, and the temperature sensing device transmits the reset signal to the mobile device through the wireless communication unit to reset the time in the timing zone to zero. The portable gas barbecue oven as described in item 1 of the patent application scope, wherein the wireless communication unit includes a Bluetooth chip, a near-field communication (NFC) chip, an infrared (Infrared) chip and a purple One or more of the ZigBee wafers. The portable gas barbecue oven as described in item 1 of the patent application scope, wherein the temperature sensing device includes a buzzer unit electrically coupled to the circuit board, and the control unit can drive the buzzer according to the timing signal The unit makes a sound. The portable gas barbecue oven as described in item 3 of the patent application scope, wherein the control unit can drive the buzzer unit to sound when the temperature signal is consistent with the temperature control signal. The portable gas barbecue oven as described in item 1 of the scope of the patent application further includes: a lens, which is disposed on the cover and electrically connected to the temperature sensing device, the lens faces the heating space and can capture a plurality of The video frame is sent to the temperature sensing device. The temperature sensing device transmits the plurality of video frames to the mobile device through the wireless communication unit for playback or storage.

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