TWM554154U - Safety protector for stove - Google Patents

Abstract

This creation relates to a safety protector for a stove, which means that a safety protector with warning and forced closing functions is installed at the ignition switch shaft of the stove. The safety protector includes a body, a driving device, and an electronic control. Device and knob; when turning the knob to implement the ignition and cooking operation of the stove, the transmission component through the driving device will be driven to rotate, and the electronic control device will be started to time, when the stove is not turned off at the scheduled cooking time, the The electronic control device will issue a buzzer warning, and then, at a set time, the driving device will cause the knob to rotate in the reverse direction to forcibly close the stove. According to this, the effect and purpose of improving the safety of the stove will be achieved.

Description

Safety protector for stove

This creation relates to a safety protector for a stove, especially a stove that is simple to set up, easy to operate and use, and can effectively improve the safety of the stove, and is extremely practical, ideal and progressive. Use safety guards.

Press, including stoves such as gas stoves or electric stoves are essential equipment for the kitchen, whether it is cooking or boiling water can not be without it.

In addition, in the cooking process of stoves, empty or dry-burning containers or cooking utensils are caused by human carelessness, which has led to fires. It is also frequently heard, for example, workers carry out boiling water or stew food. Time, because it takes a long time, usually do n’t stay in the kitchen all the time, but sometimes leave the kitchen or use this space to handle other things, for this reason, it often happens that staff forget that the kitchen stove is being cooked Work, and because of the long time, the dangerous situation of empty burning, dry burning containers and pots.

Of course, there is also an industry here that has provided a gas stove protection device for preventing dry burning of containers or pots, which mainly uses containers or pots containing liquids. After a long period of cooking, the liquid evaporates to a set value. At that time, the gas source will be shut down, which can prevent the container or pot from burning out or dry burning. However, since the type, material and size of the container or pot used by each person are not the same, the weight after they contain the liquid is also different. The weight of the container or pot that contains the liquid drops to the set value, that is, the control method and protective measures for shutting down the gas. For a container or pot that has a large weight, it has obvious poor applicability, inaccuracy and even Disadvantages of inability to use, in particular, the protective device that cannot be applied to all containers and pans in one piece, will also cause inconvenience and inconvenience to consumers due to their limited scope of use.

The main purpose of this creation is to provide a safety protector for stoves, which can improve the above-mentioned shortcomings, and cause stoves to effectively prevent the occurrence of dry burning, empty burning containers or pots, and thereby improve the safety of stoves. Sexual effect.

In order to achieve the above purpose, a safety protector with warning and forced closing functions is installed at the ignition switch shaft of the stove. The safety protector includes a body, a driving device, an electronic control device and a knob; When the stove is ignited and cooking, the transmission component through the drive device will be driven to rotate and the electronic control device will be started to time. When the stove is not turned off at the predetermined cooking time, the electronic control device will emit a bee The warning sounds, and then, at the set time, the driving device will cause the knob to rotate in the reverse direction to forcibly close the stove. According to this, the effect and purpose of improving the safety of the stove can be reliably achieved.

In order for your reviewers to have a better understanding and approval of the purpose, features and effects of this creation, here are the detailed descriptions in conjunction with the drawings and examples:

10‧‧‧ Ontology

101‧‧‧through hole

102‧‧‧First accommodation

11‧‧‧body cover

20‧‧‧Drive

201‧‧‧ Transmission components

2011‧‧‧Drive gear

20111‧‧‧accommodation hole

20112 ‧ ‧ ‧ buckle department

2012‧‧‧Drive gear

202‧‧‧Drive motor

2021‧‧‧Shaft

30‧‧‧ knob

301‧‧‧Card Connection Department

40‧‧‧Electronic control device

401‧‧‧circuit board

402‧‧‧Induction switch

4021, 4022 ‧‧‧ Induction

403‧‧‧set key

404‧‧‧display screen

405‧‧‧Power Supply

406‧‧‧ Weak current indicator

50‧‧‧Ignition switch shaft

The first figure is a schematic plan view of this creative embodiment.

The second diagram is an exploded structure diagram of this creative embodiment.

The third figure is an enlarged plan of the combined structure of the main body and the driving gear of the original creation schematic diagram.

The fourth diagram is a schematic plan view (1) of the embodiment of the creative operation.

The fifth diagram is a schematic plan view (two) of the embodiment of the creative operation.

Please refer to the first, second, and third figures. This invention discloses a safety protector for a stove, which includes a main body 10 and a driving device 20, a knob 30, and an electronic control device 40 installed on the main body 10. Among them, the main body A through hole 101 and a first receiving portion 102 are provided. The through hole 101 corresponds to the ignition switch shaft 50 of the stove. The first receiving portion 102 is located on the periphery of the through hole 101 side. The driving device 20 is provided with at least More than one transmission assembly 201 and driving motor 202; wherein, the transmission assembly 201 includes at least a driving gear 2011 and a driving gear 2012. The driving gear 2011 is located in the first receiving portion 102 of the main body 10, and drives The toothed disc 2011 is provided with a through-receiving hole 20111 at the center thereof, which corresponds to the through-hole 101 of the main body 10, and at least one buckle portion 20112 is provided on the periphery of the accommodating hole 20111. The driving gear 2012 is installed in The rotating shaft 2021 of the driving motor 202 is meshed with the driving gear plate 2011, and the driving gear plate 2011 can be driven to rotate by the driving motor 202. The knob 30 is combined with the driving gear plate 2011 of the driving device 20 and ignites with the stove. Switch shaft 50 As a whole, it can be placed in the receiving hole 20111 of the driving gear 2011, and then installed on the ignition switch shaft 50 of a stove (not shown), and at least one engaging portion 301 is provided on the periphery, and the engaging portion 301 is just combined with the fastening part 20112 of the driving gear 2011. When the knob 30 is turned, the driving gear 2011 can be driven to rotate together; The electronic control device 40 is installed on the main body 10 and / or the main body cover 11 and is provided with at least a circuit substrate 401 and an induction switch 402 electrically connected to the circuit substrate 401, a setting key 403, a display screen 404, a power supply 405, and a timer. Device (not shown), buzzer (not shown); among them, the power supply 405 continuously supplies power to the components of the electronic control device 40 to operate; the setting key 403 cooperates with the timer system for setting work Time, and the buzzer and the driving motor 202 of the driving device 20 are actuated; the display screen 404 is used to display the set working time; the induction switch 402 is one of the two induction poles 4021 and 4022 is installed in the body 10 or the body cover 11 or the circuit substrate 401, and the other induction pole 4022 is installed on the knob 30. When the two induction poles 4021 and 4022 correspond, the induction switch 402 does not operate, and the two induction poles 4021 and 4022 are not related. The corresponding time causes the induction switch 402 to operate, wherein the induction switch 402 is activated to start a timer, and the buzzer and the drive motor 202 of the driving device 20 can be operated according to the working time set by the timer; as described above, the electronic control When the working time set by the timer expires, the device 40 is set to drive the buzzer first, and after the set time after the buzzer is activated, the driving motor 202 of the driving device 20 is activated.

As described above, when the power supply 405 is in a weak current state, the electronic control device 40 automatically turns on the weak current indicator 406, and is set to automatically activate the drive motor 202 of the drive device 20.

As mentioned above, the power supply 405 of the electronic control device 40 can be a battery.

As described above, the electronic control device 40 installs the two induction poles 4021 and 4022 of the induction switch 402 respectively on the body 10 (or the body cover 11 or the circuit substrate 401) and the knob 30. When the knob 30 is turned off and the ignition state, the two The inductive poles 4021 and 4022 correspond to each other, and the inductive switch 402 does not operate, and when the rotary knob 30 is turned on to ignite the stove, the two inductive poles 4021 and 4022 are not corresponding. And the induction switch 402 is activated to start the timer.

As mentioned above, the knob 30 replaces the original ignition knob of the stove, and is directly arranged on the ignition switch shaft 50.

That is, using the above composition, please set the knobs of this creation on the ignition switch shaft 50 of the stove, as shown in the fourth and fifth figures. After replacing the original ignition knob of the stove, When the appliance is in a non-use state, the two inductive poles 4021 and 4022 of the inductive switch 402 of the electronic control device 40 correspond to each other so that the inductive switch 402 is de-energized and non-conducting (as shown in the fourth picture); When the knob 30 is ignited (as shown in the fifth figure), the two inductive poles 4021 and 4022 of the inductive switch 40 will not correspond, and the inductive switch 402 will be turned on to start the timer. When the timer reaches the set time, the The electronic control device 40 will start the buzzer operation first, and then start the driving motor 202 of the driving device 20 at a set time after the buzzer operation, and through the driving gear 2011 system installed on the driving motor shaft 2021 The driving sprocket 2012 is engaged, and the driving sprocket 2012 is also integrated with the knob 30. When the driving motor 202 is started to rotate, the driving gear 2011 of the driven transmission assembly 201 and the driving sprocket 2012 will be accompanied A reverse rotation of the knob 30, and automatically turn off the stove operation embodiment.

That is, when using a stove to cook food or boil water, and turn the knob 30 to implement ignition and adjust the firepower, the induction switch 402 of the electronic control device 40 will automatically start the timer and use it in the stove set by the timer When the time is up, the buzzer will be automatically activated. If the user has not turned off the stove when the timer is set to use the fire, naturally, when the timer is set, the buzzer will immediately get Warning notice, then, if the set time after the buzzer is actuated does not turn the knob 30 back to turn off the stove, the electronic control device 40 will automatically start the driving motor 202 of the driving device 20 to actuate, and cause the transmission assembly 201 to turn the knob 30 Forced Drive Reverse Turn off the stove. Naturally, the stove will not be used for empty-burning, dry-burning containers or pots, but can effectively improve the safety of use. Of course, through the knob 30, the stove can be driven to turn off automatically at a predetermined time. This creation can also achieve the effect of not overcooking food and saving energy.

As mentioned above, according to different cooking foods or use needs, the user can also adjust the timer setting time through the setting key 403 of the electronic control device 40, thereby achieving multiple uses and convenience.

It is worth mentioning that, since the electronic control device 40 is set to automatically start the drive motor 202 of the driving device 20 and light up the weak current indicator 406 when the power supply 405 is weak, the 俾 knob 30 is driven. The turning operation is automatically performed to turn off the stove without causing the power supply 40 to run out of electricity during the use of the stove. According to this, the use safety effect can be further ensured.

In other words, using this creation will have at least the following advantages:

1. Simple to set up and economical.

3. The operation and use are simple and convenient, and the implementation is convenient.

3. It can effectively improve the safety of the stove.

10‧‧‧ Ontology

11‧‧‧body cover

20‧‧‧Drive

201‧‧‧ Transmission components

2011‧‧‧Drive gear

20112 ‧ ‧ ‧ buckle department

2012‧‧‧Drive gear

202‧‧‧Drive motor

2021‧‧‧Shaft

30‧‧‧ knob

301‧‧‧Card Connection Department

40‧‧‧Electronic control device

402‧‧‧Induction switch

4021, 4022 ‧‧‧ Induction

403‧‧‧set key

404‧‧‧display screen

406‧‧‧ Weak current indicator

50‧‧‧Ignition switch shaft

Claims (10)

A safety protector for a stove includes a body and a driving device, a knob and an electronic control device installed on the body; wherein the body is provided with a through hole corresponding to the ignition switch shaft of the stove; The driving device is provided with at least one driving component and a driving motor; the driving component includes at least a driving gear and a driving gear, the driving gear is installed on the driving motor shaft, and the driving gear is in mesh with the driving gear; The knob is combined with the driving gear of the driving device, and is connected with the ignition switch shaft of the stove; the electronic control device is provided with at least a circuit substrate and an induction switch, a timer and a power supply electrically connected to the circuit substrate; among them, The timer is used to set the ignition working time of the stove, and the induction on relationship is set to start the timer when the knob is turned on to ignite the stove, and the drive motor of the driving device is started to rotate according to the working time set by the timer. A safety guard for a stove. The safety protector for a stove as described in item 1 of the scope of patent application, wherein a through-receiving hole is provided in the center of the driving gear of the driving device and corresponds to the through-hole of the main body, and is provided on the periphery of the through-receiving hole. At least one buckling portion; at least one buckling portion is provided on the periphery of the knob, and the buckling portion is just engaged with the buckling portion of the driving gear. The safety protector for a stove as described in the first item of the scope of patent application, wherein the electronic control device is provided with a setting key and a buzzer, and the setting key cooperates with a timer system to set the working time and brake the bee The horn and the drive motor of the drive unit are activated. The safety protector for a stove as described in item 3 of the scope of patent application, wherein the buzzer of the electronic control device is started according to the working time set by the timer. The safety protector for a stove as described in item 1 of the scope of patent application, wherein the electronic control device is provided with a display screen for displaying a set working time. The safety protector for a stove as described in the first item of the patent application scope, wherein the induction switch is provided with two induction poles, and one of the induction poles of the induction switch is installed on the circuit board of the body or the electronic control device, The other induction pole of the induction switch is arranged on the knob, and the induction switch is not activated when the two induction poles are corresponding, and the induction switch is activated to start the timer when the two induction poles are not corresponding. The safety protector for a stove as described in item 1 of the scope of the patent application, wherein the electronic control device is provided with a weak current display lamp, and the electronic control device is set to start the driving device at the same time when the power supply is in a weak current state. Drive motor and light-emitting indicator. The safety protector for a stove as described in item 1 of the scope of patent application, wherein the power supply is a battery. The safety protector for a stove as described in item 1 of the scope of patent application, wherein a side of the through hole of the main body is provided with a first receiving portion on the periphery of the side, and the first receiving portion is used for a driving gear disk receiving position of the driving device. Assume. The safety protector for a stove as described in item 6 of the scope of the patent application, wherein the body is provided with a body cover, and the body or the body cover is any one of the induction poles of the induction switches of the electrical control device.