CN209928308U - Control system of knob switch type electric appliance and knob switch type electric appliance - Google Patents
Control system of knob switch type electric appliance and knob switch type electric appliance Download PDFInfo
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- CN209928308U CN209928308U CN201921202817.1U CN201921202817U CN209928308U CN 209928308 U CN209928308 U CN 209928308U CN 201921202817 U CN201921202817 U CN 201921202817U CN 209928308 U CN209928308 U CN 209928308U
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Abstract
The utility model discloses a control system, knob switch class electrical apparatus of knob switch class electrical apparatus, electrical apparatus is including being used for control the knob switch of electrical apparatus work gear, the system includes: the voltage detection module is electrically connected with the knob switch and is used for detecting a voltage value corresponding to the turn-on of the knob switch; and the control module is in signal electrical connection with the voltage detection module, and executes preset operation on the electric appliance according to the voltage value when receiving the voltage value sent by the voltage detection module. The utility model discloses a voltage value that corresponds when detecting the switch-on of knob switch, according to the voltage value is to the electrical apparatus carries out predetermined operation, when the voltage value is in predetermineeing the voltage interval, awakens up the electrical apparatus for knob switch class domestic appliance has puts out the screen awakening function of awakening up, can awaken up earlier the electrical apparatus before the electrical apparatus gear shift and light the display device on the electrical apparatus again, and convenient to use improves user experience, improves product competitiveness.
Description
Technical Field
The utility model relates to an electrical apparatus control field especially relates to a control system, knob switch class electrical apparatus of knob switch class electrical apparatus.
Background
Current knob switch class humidifier, use potentiometre direct drive oscillation circuit, through rotatory knob, the resistance size of regulation potentiometre changes drive voltage's size, thereby change oscillating power, adjust the work gear, this kind of electrical apparatus does not generally put out the screen function, this kind of problem that the pilot lamp is long bright still exists for most electrical apparatus, for example current knob switch class humidifier, use hardware switch control power indicator and water tank lamp, when using the humidifier night, its light luminance influences user's sleep, whether the user can not select to light power indicator and water tank lamp according to self demand, user experience is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome among the prior art rotary switch class domestic appliance and do not put out the screen function, the user can not select whether to light pilot lamp and other controllable light according to self demand, provides a control system, rotary switch class electrical apparatus of rotary switch class electrical apparatus.
In order to achieve the above object, the utility model adopts the following technical scheme: a control system for an electrical appliance of the rotary switch type, the electrical appliance including a rotary switch for controlling an operating range of the electrical appliance, the system comprising:
the voltage detection module is electrically connected with the knob switch and is used for detecting a voltage value corresponding to the turn-on of the knob switch;
and the control module is in signal electrical connection with the voltage detection module, and executes preset operation on the electric appliance according to the voltage value when receiving the voltage value sent by the voltage detection module.
Furthermore, the control module comprises a setting unit, and the setting unit is used for setting a voltage interval corresponding to each working gear.
Further, the control module comprises a judging unit, and the judging unit is used for judging whether the voltage value is in a preset voltage interval.
Further, the voltage detection module comprises a detection circuit and a voltage detection end, and the voltage detection end is connected with an output end AD1 of the detection circuit.
Furthermore, the detection circuit comprises a knob switch, a first resistor, a second resistor and a third resistor, wherein the rotary switch is connected with the first resistor in series and then connected with the second resistor in parallel, and the rotary switch is connected with the third resistor in parallel and then outputs the voltage divided by the third resistor.
Furthermore, the knob switch is composed of a mechanical switch and an adjustable resistor.
The voltage detection module is connected with the control module through signals, and is used for detecting the change condition of the voltage and sending a detection signal to the control module.
Further, the interference detection module includes a determination unit, and the determination unit is configured to determine whether an interference signal exists according to a change condition of the voltage.
The electric appliance comprises a knob switch for controlling the working gear of the electric appliance and a control system of the electric appliance.
Furthermore, the device also comprises a display device, and the display device is in signal connection with the control module.
Further, the electric appliance includes any one of a humidifier, an electric fan, a microwave oven, and an oven.
It is right by the aforesaid the utility model discloses a description can know, compares with prior art, the utility model provides a pair of control system, the electrical apparatus of knob switch class electrical apparatus, the magnitude of voltage that corresponds when through detecting the switch-on of knob switch, according to the magnitude of voltage is to electrical apparatus carries out predetermined operation, when the magnitude of voltage is in predetermineeing the voltage interval, awakens up the electrical apparatus for the electrical apparatus of knob switch class domestic appliance has puts out the screen and awakens up the function, can awaken up the display device on the electrical apparatus again before the electrical apparatus gear shift earlier, and convenient to use improves user experience, improves product competitiveness.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a block diagram of the humidifier of the present invention;
FIG. 2 is a schematic diagram of a voltage detection circuit of the rotary switch of the present invention;
FIG. 3 is a logic block diagram of a control system of the knob switch type electric appliance of the present invention;
fig. 4 is a control logic block diagram of the interference detection module of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention. The utility model discloses an arbitrary one in electrical apparatus includes humidifier, electric fan, microwave oven, the oven, and this embodiment uses the humidifier to explain as the example, and the humidifier in this embodiment uses knob switch to carry out the regulation and control of humidification volume size to there is the screen extinguishing function.
As shown in fig. 1, the humidifier is provided with a rotary switch RN1 for controlling the working position of the electrical appliance, for example, for controlling the humidifying position of the humidifier, wherein the rotary switch is composed of a mechanical switch K1 and an adjustable resistor R, and a control system 100 and a display device 200 of the electrical appliance of the rotary switch type are also provided, and the system includes: a voltage detection module 1, a control module 2, an interference detection module 3,
the voltage detection module 1 is electrically connected to the rotary switch RN1 and configured to detect a voltage value corresponding to the rotary switch when the rotary switch is turned on, where as shown in fig. 2, the voltage detection module includes a detection circuit 11 and a voltage detection end 12, the voltage detection end 12 is connected to an output end AD1 of the detection circuit 11, the detection circuit 11 includes a rotary switch RN1, a first resistor R1, a second resistor R2 and a third resistor R3, the rotary switch RN1 is connected in series with the first resistor R1 and then connected in parallel with the second resistor R2, and after being connected in parallel with the third resistor R3, the rotary switch RN1 is divided into a voltage and then output the voltage, the voltage detection end 12 may detect the voltage value by using an AD capture port of a chip, and the third resistor R3 is further connected in parallel with an oscillation circuit formed by connecting a fourth resistor R4 and a first capacitor C1 in series;
the control module 2 is in signal electrical connection with the voltage detection module 1, and executes a preset operation on the electric appliance according to the voltage value when receiving the voltage value sent by the voltage detection module, wherein the control module 2 comprises a setting unit 21 and a judging unit 22, the setting unit sets a voltage interval corresponding to each working gear, and the judging unit 21 judges whether the voltage value is in the preset voltage interval.
The interference detection module 3 is in signal connection with the voltage detection module 1 and the control module 2, and detects a change condition of an output voltage of the output end AD1 of the detection circuit 11 and sends a detection signal to the control module 2, wherein the interference detection module 3 includes a judgment unit 31, and the judgment unit 31 judges whether an interference signal exists according to the change condition of the voltage;
the display device can be a power indicator light, a water tank light and the like and is in signal connection with the control module 2.
As shown in fig. 3 and 4, the specific working principle is as follows: setting a voltage interval corresponding to each humidification gear, setting the voltage output range of an output end AD1 of the detection circuit 11 to be a0-an, and averagely dividing the voltage value of the output end AD1 of the detection circuit 11 into n voltage intervals which are respectively a0-a1, a1-a2, a3-a4, … and an-1-an; each voltage interval corresponds to one humidification gear and has n humidification gears. Meanwhile, the voltage at the output terminal AD1 of the detection circuit 11 corresponding to each humidification stage is again divided into m (m is 1,2,3 …) on average, and the nth voltage interval is divided into an-1-b1, b1-b2, b2-b3, …, bm-2-bm-1, and bm-1-an. When a user rotates the knob switch in a screen off state, the switch is switched on, the resistance value of the switch is changed, and the voltage of the output end AD1 of the detection circuit 11 is changed, when the chip detects that the voltage value of the output end AD1 of the detection circuit 11 is in any interval of an-1-b1, b1-b2, b2-b3, …, bm-2-bm-1 and bm-1-an, the humidifier executes a wake-up operation, so that the humidifier can be awakened again before the humidifier is shifted, the power lamp and the water tank lamp are turned on, the humidifier is mistakenly awakened in the screen off state in order to avoid external interference and fluctuation of the self voltage of the humidifier, the judgment of an interference signal is needed, and if the chip detects that the voltage of the AD1 is nonlinearly changed, the chip does not execute the wake-up operation, and has an anti-interference function and prevents the mistaken wake-.
It is right by the aforesaid the utility model discloses a description can know, compares with prior art, the utility model provides a pair of control system, the electrical apparatus of knob switch class electrical apparatus, the magnitude of voltage that corresponds when through detecting the switch-on of knob switch, according to the magnitude of voltage is to electrical apparatus carries out predetermined operation, when the magnitude of voltage is in predetermineeing the voltage interval, awakens up the electrical apparatus for the electrical apparatus of knob switch class domestic appliance has puts out the screen and awakens up the function, can awaken up the display device on the electrical apparatus again before the electrical apparatus gear shift earlier, and convenient to use improves user experience, improves product competitiveness.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. A control system of an electric appliance of the knob switch type, the electric appliance comprising a knob switch for controlling the operating range of the electric appliance, characterized in that the system comprises:
the voltage detection module is electrically connected with the knob switch and is used for detecting a voltage value corresponding to the turn-on of the knob switch;
and the control module is in signal electrical connection with the voltage detection module, and executes preset operation on the electric appliance according to the voltage value when receiving the voltage value sent by the voltage detection module.
2. The control system of the rotary switch type electric appliance according to claim 1, wherein: the control module comprises a setting unit, and the setting unit is used for setting a voltage interval corresponding to each working gear.
3. The control system of the rotary switch type electric appliance according to claim 1 or 2, wherein: the control module comprises a judging unit, and the judging unit is used for judging whether the voltage value is in a preset voltage interval or not.
4. The control system of the rotary switch type electric appliance according to claim 1, wherein: the voltage detection module comprises a detection circuit and a voltage detection end, and the voltage detection end is connected with the output end AD1 of the detection circuit.
5. The control system of the rotary switch type electric appliance according to claim 4, wherein: the detection circuit comprises a knob switch, a first resistor, a second resistor and a third resistor, wherein the knob switch is connected with the first resistor in series and then connected with the second resistor in parallel, and the knob switch is connected with the third resistor in parallel and then outputs the voltage divided by the third resistor.
6. The control system of the rotary switch type electric appliance according to claim 1 or 5, wherein: the knob switch consists of a mechanical switch and an adjustable resistor.
7. The control system of the rotary switch type electric appliance according to claim 1, wherein: the interference detection module is in signal connection with the voltage detection module and the control module respectively and is used for detecting the change condition of voltage and sending a detection signal to the control module.
8. The control system of the rotary switch type electric appliance according to claim 7, wherein: the interference detection module comprises a judgment unit, and the judgment unit is used for judging whether an interference signal exists according to the change condition of the voltage.
9. The utility model provides a knob switch class electrical apparatus, electrical apparatus includes the knob switch who is used for controlling electrical apparatus operating range, its characterized in that: the control system of the knob switch type electric appliance is further comprised in any one of claims 1 to 8.
10. The rotary switch type electric appliance according to claim 9, wherein: the display device is in signal connection with the control module.
11. The rotary switch type electric appliance according to claim 9 or 10, wherein: the electric appliance comprises any one of a humidifier, an electric fan, a microwave oven and an oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202817.1U CN209928308U (en) | 2019-07-29 | 2019-07-29 | Control system of knob switch type electric appliance and knob switch type electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202817.1U CN209928308U (en) | 2019-07-29 | 2019-07-29 | Control system of knob switch type electric appliance and knob switch type electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209928308U true CN209928308U (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921202817.1U Active CN209928308U (en) | 2019-07-29 | 2019-07-29 | Control system of knob switch type electric appliance and knob switch type electric appliance |
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| Country | Link |
|---|---|
| CN (1) | CN209928308U (en) |
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2019
- 2019-07-29 CN CN201921202817.1U patent/CN209928308U/en active Active
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