CN107393759B - Knob switch and control method thereof - Google Patents
Knob switch and control method thereof Download PDFInfo
- Publication number
- CN107393759B CN107393759B CN201710708707.1A CN201710708707A CN107393759B CN 107393759 B CN107393759 B CN 107393759B CN 201710708707 A CN201710708707 A CN 201710708707A CN 107393759 B CN107393759 B CN 107393759B
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- rotating mechanism
- knob
- pcb
- terminal
- contact piece
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 12
- 230000001960 triggered effect Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H25/00—Switches with compound movement of handle or other operating part
- H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Switches With Compound Operations (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a knob switch and a control method thereof, and the knob switch comprises a PCB (printed circuit board), a metal dome, a first rotating mechanism, a second rotating mechanism, a rotating cap, a contact piece and a screw, wherein the second rotating mechanism is fixed on the PCB through the screw, the second rotating mechanism is connected with the first rotating mechanism, one end of the first rotating mechanism is connected with the rotating cap, the other end of the first rotating mechanism is connected with the contact piece, the contact piece is connected with the metal dome, and the metal dome is connected with the PCB. The rotary switch of the invention realizes that different gears are generated during rotation through a plastic structure, and the rotating part of plastic rotates to different positions to drive the contact piece to trigger different functions. Meanwhile, the long-press knob and the short-press knob can realize different controls. The principle is that the knob can output a level signal to be transmitted to the main control MCU at different positions or when being pressed, the main control MCU receives the level signal and then processes the level signal, so that corresponding control is completed, the operation is simple and easy, and the design of the rotary cap is rich and diverse.
Description
Technical Field
The invention relates to the technical field of electronic switches, in particular to a knob switch and a control method thereof.
Background
The existing knob switch realizes functions by touching the switch or the dome sheet key, one key usually corresponds to 1 to 2 functions, the number of the required switches or keys is increased when the functions are more, the increase of the number of the switches or keys influences the design of the structure, and certain challenges are brought to the appearance design of the product.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the technical problem to be solved by the present invention is to provide a knob switch and a control method thereof, in which a knob is rotated to different positions to trigger different functions, and the functions can be realized by pressing the knob, so that multiple functions are integrated into one knob, and the operation is simple and easy.
In order to achieve the purpose, the invention provides a knob switch which comprises a PCB, a metal dome, a first rotating mechanism, a second rotating mechanism, a rotating cap, a contact piece and a screw, wherein the second rotating mechanism is fixed on the PCB through the screw and is connected with the first rotating mechanism, one end of the first rotating mechanism is connected with the rotating cap, the other end of the first rotating mechanism is connected with the contact piece, the contact piece is connected with the metal dome, and the metal dome is connected with the PCB.
In the knob switch, the PCB is provided with a plurality of output terminals connected with the snap dome.
In the knob switch, the output terminals are connected with the MCU controller.
A knob switch control method comprises the following steps:
step S1, judging whether the knob switch is pressed down, if so, starting up, and if not, shutting down;
step S2, after starting up, judging whether the output terminal is suspended, if suspended, shutting down the computer if no operation is carried out for 1 minute, if not suspended, judging the output terminal, displaying the corresponding terminal unit, and triggering the output terminal;
step S3, after the output terminal is triggered, the MCU controller is triggered through a level signal to judge which output terminal is triggered;
and step S4, after the corresponding terminal is judged to be triggered, the unit is displayed, whether the terminal is suspended or not is judged, if the terminal is suspended, the unit is displayed, if the terminal is not suspended, whether the knob is pressed down is judged, if the knob is pressed down for 2 seconds, the machine is turned off, and if the knob is not pressed down, whether the knob turns left or turns right is judged.
In the method for controlling the knob switch, after the step S4 judges whether the knob is turned left or right, the left and right output terminals are triggered, and after the terminals are triggered, the steps S4 are executed continuously and circularly.
In the above method for controlling the knob switch, the step S4 shows that the unit is automatically turned off after no operation for 1 minute.
The invention has the beneficial effects that:
the rotary switch provided by the invention realizes that different gears are generated during rotation through a plastic structure, the structure of the rotary switch is divided into a rotating part plastic, a fixed part plastic and a rotating cap, the fixed part plastic is fixed with a PCB, and the rotating part plastic rotates to different positions to drive a contact piece to trigger different functions. Meanwhile, the long-press knob and the short-press knob can realize different controls. The principle is that the knob can output a level signal to be transmitted to the main control MCU at different positions or when being pressed, and the main control MCU receives the level signal and then processes the level signal, so that corresponding control is completed. The user operation is simple and easy, and the design of the rotary cap can be enriched and diversified, thereby enriching the appearance of the product.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
Fig. 2 is another schematic cross-sectional structure of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a schematic top view of the present invention.
Fig. 5 is a block diagram of the connection structure of the output terminal and the MCU controller of the present invention.
Fig. 6 is a flowchart of the rotary switch control method of the present invention before determining the triggering of the output terminal.
Fig. 7 is a flowchart of the rotary switch control method of the present invention after determining the triggering of the output terminal.
Detailed Description
As shown in fig. 1-4, a rotary switch comprises a PCB board 1, a metal dome 2, a first rotating mechanism 3, a second rotating mechanism 4, a rotating cap 5, a contact piece 6, and a screw 7, wherein the second rotating mechanism 4 is fixed on the PCB board 1 through the screw 7, the second rotating mechanism 4 is connected with the first rotating mechanism 3, one end of the first rotating mechanism 3 is connected with the rotating cap 5, the other end of the first rotating mechanism 3 is connected with the contact piece 6, the contact piece 6 is connected with the metal dome 2, and the metal dome 2 is connected with the PCB board 1.
In this embodiment, the PCB board 1 is provided with a plurality of output terminals connected to the snap dome 2.
As shown in fig. 5, in this embodiment, the output terminals are all connected to the MCU controller.
As shown in fig. 6 and 7, a knob switch control method includes the following steps:
step S1, judging whether the knob switch is pressed down, if so, starting up, and if not, shutting down;
step S2, after starting up, judging whether the output terminal is suspended, if suspended, shutting down the computer if no operation is carried out for 1 minute, if not suspended, judging the output terminal, displaying the corresponding terminal unit, and triggering the output terminal;
step S3, after the output terminal is triggered, the MCU controller is triggered through a level signal to judge which output terminal is triggered;
and step S4, after the corresponding terminal is judged to be triggered, the unit is displayed, whether the terminal is suspended or not is judged, if the terminal is suspended, the unit is displayed, if the terminal is not suspended, whether the knob is pressed down is judged, if the knob is pressed down for 2 seconds, the machine is turned off, and if the knob is not pressed down, whether the knob turns left or turns right is judged.
In this embodiment, the step S4 is to trigger the left and right output terminals after determining whether the knob is turned left or right, and then to continue to cycle to execute the step S4.
In this embodiment, step S4 shows that the unit is automatically turned off after no operation for 1 minute.
The rotary switch provided by the invention can generate different gears when rotating through a plastic structure, the structure of the rotary switch is divided into three parts, namely a rotating part plastic (namely a first rotating mechanism 3), a fixed part plastic (namely a second rotating mechanism 4) and a rotating cap, the fixed part plastic (namely the second rotating mechanism 4) is fixed with a PCB, and the rotating part plastic rotates to different positions to drive a contact piece to trigger different functions. Meanwhile, the long-press knob and the short-press knob can realize different controls. The principle is that the knob can output a level signal to be transmitted to the main control MCU at different positions or when being pressed, and the main control MCU receives the level signal and then processes the level signal, so that corresponding control is completed. The user operation is simple and easy, and the design of the rotary cap can be enriched and diversified, thereby enriching the appearance of the product.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (1)
1. A knob switch control method is characterized in that:
the knob switch control method comprises the following steps:
step S1, judging whether a knob switch is pressed down, if the knob switch is pressed down to start up, if the knob switch is not pressed down to shut down, wherein the knob switch comprises a PCB (1), a metal dome (2), a first rotating mechanism (3), a second rotating mechanism (4), a rotating cap (5), a contact piece (6) and a screw (7), the second rotating mechanism (4) is fixed on the PCB (1) through the screw (7), the second rotating mechanism (4) is connected with the first rotating mechanism (3), one end of the first rotating mechanism (3) is connected with the rotating cap (5), the other end of the first rotating mechanism (3) is connected with the contact piece (6), the contact piece (6) is connected with the metal dome (2), and the metal dome (2) is connected with the PCB (1); a plurality of output terminals connected with the snap dome (2) are arranged on the PCB (1); the output terminals are connected with the MCU controller;
the method for generating different gears when the knob switch rotates through the plastic structure comprises the following steps: the second rotating mechanism (4) is fixed with the PCB, the first rotating mechanism (3) rotates to different positions to drive the contact piece (6) to trigger different functions, the long-press and the short-press of the knob switch also realize different controls, a level signal is output and transmitted to the MCU controller, and the MCU controller receives the level signal and then processes the level signal;
step S2, after starting up, judging whether the output terminal is suspended, if suspended, shutting down the computer if no operation is carried out for 1 minute, if not suspended, judging the output terminal, displaying the corresponding terminal unit, and triggering the output terminal;
step S3, after the output terminal is triggered, the MCU controller is triggered through a level signal to judge which output terminal is triggered;
and step S4, after the corresponding terminal is judged to be triggered, the unit is displayed, whether the terminal is suspended or not is judged, if the terminal is suspended, the unit is displayed, if the terminal is not suspended, whether the knob is pressed down is judged, if the knob is pressed down for 2 seconds, the power-off is carried out, if the knob is not pressed down, whether the knob turns left or turns right is judged, the left output terminal and the right output terminal are triggered after the knob turns left or turns right is judged, after the terminal is triggered, the step S4 is continuously and circularly executed in sequence, and the step S4 shows that the unit is automatically powered off after no operation is carried out for 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708707.1A CN107393759B (en) | 2017-08-17 | 2017-08-17 | Knob switch and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710708707.1A CN107393759B (en) | 2017-08-17 | 2017-08-17 | Knob switch and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107393759A CN107393759A (en) | 2017-11-24 |
| CN107393759B true CN107393759B (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710708707.1A Active CN107393759B (en) | 2017-08-17 | 2017-08-17 | Knob switch and control method thereof |
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| Country | Link |
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| CN (1) | CN107393759B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468802A (en) * | 2018-11-26 | 2019-03-15 | 惠而浦（中国）股份有限公司 | The display mode of washing machine |
| CN109706697A (en) * | 2018-11-29 | 2019-05-03 | 惠而浦（中国）股份有限公司 | The display mode of washing machine |
| CN110196706A (en) * | 2019-04-18 | 2019-09-03 | 惠而浦（中国）股份有限公司 | The display mode of household electrical appliance |
| CN111952098B (en) * | 2020-08-07 | 2023-07-28 | 配天机器人技术有限公司 | Numerical control operation panel and knob for numerical control operation panel |
| CN113410091A (en) * | 2021-07-23 | 2021-09-17 | 东莞市热动电子科技有限公司 | Gravity switch device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101101494A (en) * | 2006-07-06 | 2008-01-09 | 松下电器产业株式会社 | Rotary operating unit |
| CN201126782Y (en) * | 2007-05-17 | 2008-10-01 | 升威电子制品(东莞)有限公司 | Left-right switch of encoder |
| CN201340818Y (en) * | 2009-01-12 | 2009-11-04 | 广东升威电子制品有限公司 | Encoder with switch |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001325859A (en) * | 2000-05-16 | 2001-11-22 | Alps Electric Co Ltd | Composite switching device |
| JP3864812B2 (en) * | 2002-03-07 | 2007-01-10 | 松下電器産業株式会社 | Composite operation type electronic parts |
| JP2005302462A (en) * | 2004-04-09 | 2005-10-27 | Matsushita Electric Ind Co Ltd | Multi-directional operation switch |
| CN203799939U (en) * | 2013-12-30 | 2014-08-27 | 欧普照明股份有限公司 | Flying shuttle button device |
| DE102014102227A1 (en) * | 2014-02-21 | 2015-08-27 | Visteon Global Technologies, Inc. | Turn / push control |
| CN106033198A (en) * | 2015-03-10 | 2016-10-19 | 厦门优胜卫厨科技有限公司 | Bathroom equipment and control method thereof, and control system used for the bathroom equipment |
| CN205881780U (en) * | 2016-07-30 | 2017-01-11 | 广东万和电气有限公司 | Press key combination soon |
| CN206991996U (en) * | 2017-08-17 | 2018-02-09 | 惠州市开蒙医疗科技有限公司 | Knob switch |
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- 2017-08-17 CN CN201710708707.1A patent/CN107393759B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101101494A (en) * | 2006-07-06 | 2008-01-09 | 松下电器产业株式会社 | Rotary operating unit |
| CN201126782Y (en) * | 2007-05-17 | 2008-10-01 | 升威电子制品(东莞)有限公司 | Left-right switch of encoder |
| CN201340818Y (en) * | 2009-01-12 | 2009-11-04 | 广东升威电子制品有限公司 | Encoder with switch |
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| CN107393759A (en) | 2017-11-24 |
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