TWM560568U - Composite stove knob - Google Patents

Abstract

The present invention discloses a composite cooker knob, comprising a base fixed on the stove, a knob disposed above the base and the gas valve shaft, a positioning seat disposed in the center of the knob, and a fixing An electronic control unit on the positioning seat; wherein a support post extends through the knob and is positioned with the base, so that when the knob is rotated to adjust the firepower of the stove, the positioning seat and the electronic control unit do not rotate, and The electronic control unit is located at the center of the knob and has an operation signal input interface and an operation status output interface, so that the user can control and feedback the knob, the stove or the external row by pressing, touching, voice control or light control from the center of the knob. The working condition of the hood is easy to use.

Description

Compound stove knob

The creation is a component related to a gas stove, and is designed to adjust the center of the knob of the firepower to a structure that does not rotate with the knob, and has an electronic control unit for the user to operate through. Press, touch, voice or light control to control and feedback the working condition of the stove or external range hood.

The traditional way to control the firepower of a gas stove is to set a knob on the stove for the user to manually rotate to adjust the firepower. More advanced flat stoves are controlled by touch buttons; for example, an inductive switch or membrane switch is placed on the control panel of a flat stove, and the two opposite triangles are used to represent the increase or decrease of the furnace. fire.

For the average consumer, the rotation of the knob to control the firepower is relatively straightforward in operation, but the operation feel is better, but the function is poor, and the appearance is not as advanced as the planar control panel; on the contrary, the planar control panel has advanced Design, with many functions such as timing, firepower display, digital tube display, integrated control with range hood, but different from traditional methods in operation, especially when adjusting the firepower, it is often necessary to repeatedly observe and confirm various function buttons. In order to operate, the operating feel is not as good as the manual knob.

Especially nowadays, the old society is gradually forming. Many elderly people are not used to the complicated operation of touch. On the contrary, they feel that the knobs that have been used for many years are more convenient. In order to balance the older users, they can have better safety functions. It is the direction that current lifestyle appliance designers need to think hard about; therefore, how can these more and more elderly users enjoy intelligent and safe use without changing their usage habits. The device has become the direction of research and development.

In order to make the traditional knob with better hand feeling, in addition to manual rotation to adjust the firepower, it also has the function of displaying the firepower or other functions. At present, a variety of knobs with illumination functions have been disclosed, such as: CN205162843U, CN203200560U, CN201016484Y, CN204100314U, etc. A knob structure capable of reflecting the size of the fire and indicating the illumination is exposed.

However, such known techniques are capable of illuminating the knob with the amount of firepower, but such indication functions are still far removed from the functions that the planar control panel can provide. Therefore, if a timing device such as a user is set to set the cooking time to prevent air burning, or a control module coupled with the range hood, and using pressing, touch, voice control or light control, etc. The mode operation will enable the traditional safety function and the easy-to-operate knob, which has the function of intelligent safety timing closing and linkage hood start-up and changing smoking wind speed, so that it is accustomed to traditional knob or prefer touch operation mode. All consumers can be handy in their use.

The purpose of the present invention is to provide a composite stove knob, which is mainly provided with a set of positioning seats and an electric control unit above the center of the knob, and when the knob rotates to adjust the firepower, the positioning seat and the electronic control unit do not rotate with each other. It has the functions of timing and preventing air-burning, constant temperature, or interlocking with the range hood, as well as illuminating display or voice notification working status, and achieving convenient use.

In order to achieve the above object, the composite cooker knob includes a base fixed on the stove, a knob located above the base, a positioning seat, and an electronic control unit, wherein the knob has a ring shape on the periphery thereof. The outer ring portion, the bottom portion is coupled with the gas valve shaft to rotate relative to the base, and drives the gas valve shaft to adjust the firepower, wherein: the outer ring portion of the knob has a receiving portion for receiving the positioning seat Space, the bottom of the positioning base extends downwardly to a support column that is connected to the base and does not interfere with the rotational displacement of the knob; the electronic control unit is disposed on the positioning seat and includes at least one set of equipment capable of controlling the stove or the external range hood The operational signal input interface of the state, and a set of working status output interfaces that can feed back the operating state of the knob, stove or external range hood.

The pedestal fixed on the stove, the knob coupled with the gas valve shaft, the positioning seat fixed in the center of the knob and fixed on the pedestal, and the electric device provided with the operation signal input interface and the working state output interface The control unit allows the user to adjust the opening of the gas valve by rotating the knob as in the conventional manner, and controls the working time of the stove, prevents air burning, constant temperature or controls the opening of the external range hood by operating the signal input interface. After the work of air volume, lighting, etc., the working state output interface can achieve the function of multi-function and convenient use with the working state of the light or sound feedback knob, the stove or the external exhaust hood.

The implementation of each component is further described below:

In operation, the operation signal input interface is a push switch module, a touch module, a sound control module or a light sensing module that can be operated by a user.

In implementation, the working state output interface is a digital tube, LED light, buzzer or speaker capable of feeding back the knob, the firepower of the stove, the temperature, the time, or the working state of the external range hood.

In operation, the knob is provided with a bottom plate at an intermediate portion of the inner circumference of the outer ring portion, and the upper portion of the bottom plate and the inner ring portion of the outer ring portion together form the accommodating space, and the bottom portion of the bottom plate extends downward to be coupled with the gas valve shaft. The sleeve is provided with an arcuate groove displaced by the rotation of the knob, and the support post at the bottom of the positioning seat passes through the arcuate groove without interfering with the rotational displacement of the arcuate groove.

In implementation, the sleeve of the knob and the gas valve shaft have a safety mechanism for driving rotation after pressing; the base is provided with a socket portion for sinking the bottom end of the support column at a position of the support column relative to the positioning seat. The positioning seat and the electronic control unit can be displaced with the knob.

In implementation, the base comprises a lower clip on the bottom surface of the panel of the stove, and an upper clip on the top surface of the top of the stove panel, the upper and lower clips are clamped to each other and fixed to the stove panel. And the sleeve portion is disposed on the upper clip.

In implementation, the electronic control unit further includes a circuit board disposed on the positioning base for the operation signal input interface and the working state output interface, wherein the bottom of the circuit board is provided with a power source and a signal line passing through the arc from the center of the support column groove.

In implementation, the electronic control unit further includes a power control component capable of guiding the power source when the knob is rotated, the power control component including a power switch fixed on the circuit board, and a position that is released from the closed position as the knob rotates The power switch guides the bumps of the power supply.

In operation, the positioning seat further comprises an operation panel covering the circuit board, and the operation panel is attached with a nameplate, and the nameplate is provided for user identification and operation with respect to the operation signal input interface and the working state output interface. Indicates a graphic or text.

In operation, the operation panel is a permeable material, the nameplate area is smaller than the operation panel is shielded in the center thereof, and the working state output interface is illuminatingly feedbacks the operation state, and the emitted light can pass through the outer periphery of the operation panel. The ring light is scattered.

Compared with the prior art, the present invention is provided with a mechanical knob with manual rotation, and a positioning seat and an electronic control unit that do not rotate with the knob, so that the user can adjust the burning by the rotation of the knob as in the conventional manner. The opening of the air valve can also be operated through the operation signal input interface and the working state output interface for the user to control and feedback the operation of the knob, the stove or the external hood by pressing, touching, voice control or light control from the center of the knob. State, prevent air burning, achieve versatility and ease of use.

In addition, since the stove knob must have a safety design that can be rotated and opened first, the creation can be made by the special design of the support column of the positioning seat and the socket on the base. The unit sinks with the knob and does not rotate with it, overcoming the problem of positioning.

In the following, according to the technical means of the creation, the implementation method suitable for the creation is listed, and the description is as follows:

As shown in the first to fourth figures, the present composite cooker knob includes a base 10 that is fixed around the outer periphery of the gas valve shaft 101 on the panel of the oven 100, and a base 10 above the base 10 relative to the base. The knob 10 for rotating the seat 10, a positioning seat 30 disposed at the center of the knob 20 above the base 10, and an electronic control unit 40 fixed to the positioning base 30.

The base 10 includes a lower clip 11 on the bottom surface of the panel of the oven 100, and an upper clip 12 at a position opposite to the top surface of the panel of the oven 100. The upper clip 12 and the lower clip 11 are opposite each other. The holder is fixed to the panel of the oven 100, and the upper clip 12 is provided with a set of joints 13.

The knob 20 is located above the base 10, and has an outer ring portion 21 having a ring shape for the user to rotate. The inner ring portion of the outer ring portion 21 is provided with a bottom plate 22; the upper and outer ring portions 21 of the bottom plate 22 An accommodating space 23 is formed between the inner circumferences, and a bottom portion of the bottom plate 22 extends downwardly to a sleeve 24 coupled with the gas valve shaft 101 to enable the knob 20 to rotate relative to the base 10 through the sleeve 24, and The gas valve shaft 101 is rotated to adjust the firepower. In addition, the bottom plate 22 is provided with an arcuate groove 25, a magnet 26, and a bump 27 that can be rotationally displaced with the knob 20.

The positioning seat 30 is disposed in the accommodating space 23 of the inner circumference of the outer ring portion 21 of the knob 20, and includes a support disk 31 located above the bottom plate 22 of the knob 20, and a bottom surface of the support disk 31 extends through the arc. The support post 32 of the slot 25 and an outer periphery are engaged with the operation panel 33 above the support disc 31.

The outer diameter of the support post 32 is smaller than the width of the arcuate groove 25 of the knob 20, and is sleeved and positioned at the bottom end with the sleeve portion 13 of the base 10 through the arcuate groove 25, so when the knob 20 is rotated to adjust the firepower The arcuate groove 25 moves around the outer periphery of the support column 32 as the knob 20 rotates, so that the positioning seat 30 that is erected in the accommodating space 23 of the knob 20 through the support post 32 does not interfere with the knob 20 and the curved groove 25 The rotational displacement; the relative position of the knob 20 when rotating with the positioning base 30 and the electronic control unit 40 is as shown in the fifth and sixth figures.

In addition, the knob 20 is provided with a safety mechanism that the conventional knob must be depressed to drive the gas valve shaft 101. This safety mechanism prevents the knob 20 from malfunctioning and opening the valve.

In order to cooperate with the pressing design of the knob 20, the sleeve portion 13 of the base 10 has a counterbore for the bottom end of the support post 32 to sink into the sleeve portion 13, so that not only the knob 20 can be rotated. The positioning seat 30 and the support post 32 are prevented from being deflected, and when the knob 20 is pressed down, the positioning seat 30 can be displaced downward with the knob 20 by the bottom end of the support post 32 being able to sink into the design of the socket portion 13. In addition to improving the convenience of use, it is also possible to prevent the positioning seat from damaging the structural strength due to improper use of the pressing; when the knob 20 is pressed, the position of the socket portion 13 of the base 10 and the support post 32 of the positioning base 30 is as described. The seven figures are shown.

The electronic control unit 40 is fixed on the support tray 31 of the positioning base 30, and includes a circuit board 41 under the operation panel 33. The bottom of the circuit board 41 is provided with a set of power sources passing through the arcuate slots 25 of the positioning base 30. The signal line 42 is provided with a set of working state output interfaces 43, a set of operation signal input interfaces 44, a magnetic sensor 45 corresponding to the position of the magnet 26 of the knob 20, and a relative position of the bump 27 disposed at the knob 20. Power switch 46 (eighth picture).

Wherein, when the power source and signal line 42 are implemented, the power supply and signal line 42 can be passed through the center of the support post 32 in conjunction with the embodiment of the support post 32 of the front positioning seat 30 to prevent the knob 20 from rubbing against it when rotated.

As shown in the eighth figure, the fixed magnetic sensor 45 and the magnet 26 which can be rotationally displaced with the knob 20 together form a position detecting unit. The purpose of the setting is that when the knob 20 is rotated to adjust the amount of firepower, the magnetic sensor 45 can sense the displacement amount of the magnet 26 to rotate with it, and transmit the signal of the displacement amount to the circuit board 41, then the wafer on the circuit board 41 can be rotated by the knob 20. The displacement amount judges the magnitude of the firepower, and the working state output interface 43 displays the corresponding lamp number. For example, when the working state output interface 43 is the LED lamp 43a with adjustable color or brightness, the dark red light represents a small fire and a bright red. On behalf of the fire, blue represents the fire.

When implemented, the position of the magnetic sensor 45 is not limited to being fixed under the circuit board 41 in the drawing, for example, on the positioning seat 30 (not shown), as long as it is fixed at the side of the magnet 26 and can be sensed within the distance, and A sensing signal can be transmitted to the circuit board 41, which is a feasible implementation.

Further, the position detecting unit is not limited to the combination of the magnet 26 and the magnetic sensor 45, and it is also one of the feasible embodiments to directly obtain the displacement amount of the knob 20 by the mechanical transmission method. Of course, if the stove itself is originally provided with a sensor capable of detecting the amount of firepower, for example, a pressure sensor disposed on the gas pipeline to detect a large and small fire by sensing the gas pressure, the above-mentioned electronic control unit 40 only needs It can be connected with these external sensor signals, and there is no need to additionally set the position detection unit.

The power switch 46 fixed on the electronic control unit 40 and the bump 27 which can be rotated relative to the knob 20 are used as the power control component of the electronic control unit 40. For example, the power switch 46 is a normally-on normally-acting micro-switch. When the knob 20 is in the closed position, the bump 27 is pressed against the power switch 46 to turn off the power of the power switch 46; when the knob 20 is turned on, the gas is turned on. When the valve is in use, the power switch 46 is displaced from the bump 27, and the power is turned on, so that the power source is transmitted to the electronic control unit 40 to start operation, and the LED lamp 43a of the working state output interface 43 indicates that the knob 20 is turned on. , you can start the operation. Similarly, if the power switch 46 is a normally open micro switch that normally turns off the non-conducting, when the knob 20 is in the closed position, the bump 27 is staggered from the power switch 46 to cut off the power.

As shown in the ninth figure, the working state output interface 43 and the operation signal input interface 44 are intended for the user to operate and set the work of the stove, or to operate and set other external cooking utensils, such as a range hood, and feedback. Its working status. In practice, the operational status output interface 43 and the operational signal input interface 44 may have different functions depending on the design requirements of the oven.

For example, the electronic control unit 40 can be connected to the solenoid valve signal of the stove, or can be connected to the external range hood 102 by a wired or wireless transmission device, and then the solenoid valve of the stove can be controlled to be closed or adjusted, and the valve opening and temperature can be adjusted. , or control the working state of the external exhaust hood 102, such as starting ventilation, air volume, lighting, and the like.

In operation, the operation signal input interface 44 can be a push switch module 44a (membrane switch), a touch module 44b, a light sensing module 44c or a voice control module 44d for the user to press and operate, and the working state output interface In addition to the LED lamp 43a, the numeral 43a may be a digital tube 43b capable of displaying a countdown, a temperature or a large fire, or a buzzer 43c or a speaker 43d capable of emitting a warning sound or a voice, and transmitting the sound in a manner to emit sound. Work status and abnormal warnings of the hood, or the range hood.

When the user inputs the interface 44 through pressing, touch, voice control or light control operation, and through the working state output interface 43 to assist the setting of the burning time, the firepower, the temperature, or the external exhaust smoke by the light signal or the voice feedback. After the machine 102 starts the working state of the exhaust, the air volume, the lighting, etc., the circuit board 41 can perform the work of the stove or the external hood 102, so that the user can carry out the cooking when preparing the ingredients, preparing the materials and cooking. Time switch, prevent air-burning, adjust the size of the fire, temperature, or let the external range hood 102 start the exhaust, timing off, adjust the air volume, lighting and other work items.

In addition, in combination with the above various usage scenarios, the top surface or the bottom surface of the operation panel 33 of the positioning base 30 is attached with a name plate 34 on the front panel 34 with respect to the working state output interface 43 of the electronic control unit 40 and the operation signal input interface 44. The location has an indication graphic or text for the user to recognize and operate. In order to increase the appearance, the nameplate 34 can be designed to have an area smaller than the operation panel 33 and shielded in the center of the operation panel 33 so that part of the light of the working state output interface 43 is shielded in the center of the positioning seat 30, and is operated by the operation panel. The outer circumference of 33 scatters the ring light.

In addition, the pressing, touch, voice control or light control modes of the above operation signal input interface can be implemented in any combination, and the electronic control unit can simultaneously control the operation of the stove and the external exhaust hood. For example, as shown in the tenth figure, it is a reference diagram of the operation process of an external range hood that can simultaneously accept touch or voice control commands. In the same way, if the stove is timed by touch, in addition to automatically controlling the heating time and preventing air burning, the user can still re-command the stove with the voice control, and at the same time busy preparing various ingredients, stir frying, adjusting Firepower, housewives who adjust the range hood, and even professional chefs can bring great convenience.

The description and illustration of the above embodiments are merely illustrative of preferred embodiments of the present invention, and are not intended to limit the present invention; any similar or identical constructions, devices, features, etc. of the present invention should belong to the present invention. The scope of protection, I hereby declare.

100‧‧‧ stove

101‧‧‧ gas valve shaft

102‧‧‧Exhaust hood

10‧‧‧ Pedestal

11‧‧‧ Lower clip

12‧‧‧Upper clip

13‧‧‧ Sockets

20‧‧‧ knob

21‧‧‧Outer Rings

22‧‧‧floor

23‧‧‧ accommodating space

24‧‧‧ bushing

25‧‧‧ arc slot

26‧‧‧ magnet

27‧‧‧Bumps

30‧‧‧ Positioning Block

31‧‧‧Support disk

32‧‧‧Support column

33‧‧‧Operator panel

34‧‧‧Name board

40‧‧‧Electronic control unit

41‧‧‧ boards

42‧‧‧Power and signal lines

43‧‧‧Work status output interface

43a‧‧‧LED lights

43b‧‧‧ Digital Tube

43c‧‧‧ buzzer

43d‧‧‧Speaker

44‧‧‧Operation signal input interface

44a‧‧‧Push switch module

44b‧‧‧Touch Module

44c‧‧‧Light sensor module

44d‧‧‧Sound Control Module

45‧‧‧Magnetic sensor

46‧‧‧Power switch

First picture: Schematic diagram of the installation location of this creation. The second picture: an exploded view of the creation. The third picture: a schematic diagram of the combination of this creation (1). The fourth picture: a schematic diagram of the combination of this creation (2). Figure 5: Schematic diagram of the position of the positioning block and the electronic control unit when the knob is rotated (1). Figure 6: Schematic diagram of the position of the positioning block and the electronic control unit when the knob is rotated (2). Figure 7: Schematic diagram of the position of the positioning seat and the electronic control unit when the knob is pressed down. Figure 8: Schematic diagram of the position of the power switch and position detection unit when the knob is rotated. Figure IX: System diagram of the implementation of the electronic control unit of the present invention. The tenth picture: This creation uses the sound control to drive the external exhaust hood reference picture.

Claims (10)

A compound stove knob having a gas valve shaft, the stove knob comprising a base fixed on the stove, a knob above the base, a positioning seat, and an electronic control unit The outer periphery of the knob has an annular outer ring portion, and the bottom portion is coupled with the gas valve shaft to rotate relative to the base, and drives the gas valve shaft to adjust the firepower. The outer ring portion of the knob is characterized by The housing has a receiving space for accommodating the positioning seat, and the bottom of the positioning base extends downwardly to a supporting column that is connected to the base and does not interfere with the rotational displacement of the knob; the electronic control unit is disposed on the positioning seat and includes at least one The group can control the operation signal input interface of the stove or the external exhaust hood, and a set of working state output interfaces that can feedback the working state of the knob, the stove or the external hood. The composite oven knob according to claim 1, wherein the operation signal input interface is a push switch module, a touch module, a sound control module or a light sensing module that can be operated by a user. The composite stove knob according to claim 1 is characterized in that: the working state output interface is a digital tube or an LED lamp capable of feeding back the knob, the firepower of the stove, the temperature, the time or the working state of the external range hood. , buzzer or speaker. The composite cooker knob according to any one of claims 1 to 3, wherein the knob is provided with a bottom plate at an intermediate portion of the inner circumference of the outer ring portion, and the upper portion of the bottom plate and the inner ring portion of the outer ring portion are formed together. The accommodating space, the bottom of the bottom plate extends downwardly to a sleeve coupled with the gas valve shaft, and the bottom plate is provided with an arcuate groove displaced by the rotation of the knob, and the support column at the bottom of the positioning seat passes through The arcuate groove does not interfere with the rotational displacement of the arcuate groove. The composite cooker knob according to claim 4, characterized in that: the sleeve of the knob and the gas valve shaft have a safety mechanism of driving rotation after a lower pressure; the support column above the base is opposite to the positioning seat The sleeve is provided with a socket for sinking the bottom end of the support column, so that the positioning seat and the electronic control unit can be displaced with the knob. The composite oven knob according to claim 5, wherein the base comprises a lower clip on a bottom surface of the panel of the stove, and an upper clip on a top surface of the cooktop panel, wherein the upper clip The lower clips are clamped and fixed to each other on the oven panel, and the sleeve portion is disposed on the upper clip. The composite oven knob according to claim 4, wherein the electronic control unit further comprises a circuit board disposed on the positioning seat for the operation signal input interface and the working state output interface, wherein the circuit board is provided at the bottom. The power source and signal line pass through the arcuate slot from the center of the support column. The composite oven knob according to claim 7, wherein the electronic control unit further comprises a power control component capable of guiding a power source when the knob rotates, the power control component comprising a power source fixed on the circuit board. The switch, and a bump that causes the power switch to conduct power after the knob is rotated away from the closed position. The composite oven knob according to claim 7, wherein the positioning base further comprises an operation panel covering the circuit board, and the operation panel is attached with a nameplate, and the nameplate is input with respect to the operation signal. The interface and working status output interface are provided with an indication graphic or text for user identification and operation. The composite oven knob according to claim 9, wherein the operation panel is a light transmissive material, and the panel area is smaller than the operation panel is shielded in the center thereof, and the working state is The output interface illuminates the operational state in an illuminating manner, and the emitted light can circulate through the outer periphery of the operation panel to scatter the annular light.