CN106067401A - Knob assembly and household appliance - Google Patents
Knob assembly and household appliance Download PDFInfo
- Publication number
- CN106067401A CN106067401A CN201610591670.4A CN201610591670A CN106067401A CN 106067401 A CN106067401 A CN 106067401A CN 201610591670 A CN201610591670 A CN 201610591670A CN 106067401 A CN106067401 A CN 106067401A
- Authority
- CN
- China
- Prior art keywords
- knob
- panel
- rotation
- display screen
- knob assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 230000005484 gravity Effects 0.000 claims description 21
- 230000001788 irregular Effects 0.000 claims description 18
- 238000004378 air conditioning Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001133 acceleration Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Mechanical Control Devices (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses a knob assembly and a household appliance. The knob component comprises a panel, a fixing component and a fixing component, wherein the panel is fixedly arranged on a mounting surface; a knob located on the panel and rotating relative to the panel; the display screen is fixedly arranged on the outer surface of the knob and used for displaying images; a rotation state detection means for detecting a rotation state of the knob; and the display control device is used for controlling the display angle of the display screen for displaying the image when the knob is rotated. When the knob is rotated, the user can observe the operation parameters of the knob without rotating along the rotating direction of the knob, so that the user can conveniently observe the operation parameters of the knob, and the use experience of the user is improved.
Description
Technical field
The present invention relates to electric control element technical field, particularly relate to a kind of knob assembly and household electrical appliance.
Background technology
Knob is the manual element turning with manual control.Can continuous several times rotate according to functional requirement, the anglec of rotation can reach
360°.Can be rotated or be advanced pull-out, start with this and handle or control electric equipment, such as radio, television set or in
The electric equipments such as centre air-conditioning.
When operation knob, the typical circular that user is carved with one or a series of label by observing knob edge highlights
The rotation of thing, disk or dial, obtains the operating parameter of knob.But, it with enriching of controlled electrical function, is only able to display
The knob of the knob anglec of rotation can not meet the demand of user.Rotation currently for the more electrical arrangement of some functions
Button, such as central air-conditioning, TV etc..By increasing LCDs on knob, each seed ginseng corresponding to knob-operated for the display
Number, for example: the temperature of air-conditioning, wind-force etc..But when knob rotates, the LCDs on knob also rotates with, user is only
Can observe LCDs along the direction of rotation of knob, the parameter watching liquid crystal display to user is made troubles.
Content of the invention
In view of this, the embodiment of the present invention provides a kind of knob assembly and household electrical appliance, to solve knob in prior art
The technical problem that operating parameter inconvenience is observed.
First aspect, embodiments provides a kind of knob assembly, comprising:
Panel, described panel is fixedly installed on installed surface；
Knob, described knob is positioned on described panel and rotates relative to described panel；
Display screen, described display screen is fixedly installed on described knob outer surface, is used for showing image；
Rotation state detecting device, is used for detecting knob rotation status；
Display control unit, for when described knob rotates, controls described display screen and shows the display angle of described image
Degree.
Further, described rotation state detecting device includes:
It is fixedly installed on the irregular metal parts near panel one side surface for the described knob；With
Inductance device, described inductance device is for when described knob rotates relative to panel, according to described irregular gold
Belong to parts and rotate the rotation of the changes of magnetic field sensing knob causing, to determine the described anglec of rotation.
Further, described inductance device includes:
LC oscillating circuit, is used for producing alternating magnetic field, and when described knob rotates, mutual with described irregular metal parts
Sense；
Angle signal generating unit, electrically connects with described LC oscillating circuit, for according to described LC oscillating circuit and irregular gold
The mutual inductance parameter value belonging to parts generates the anglec of rotation of described knob.
Further, described irregular metal parts, comprising:
Two identical metal parts that isocentric circular arc does not surrounds of beginning and end.
Described knob is fixed on described panel by magnetic mode, and can be relative to described panel rotary setting.
Described rotation state detecting device, comprising:
Gravity sensor, is fixedly installed on described knob, for according to acceleration of gravity in the X-axis of gravity sensor or
The anglec of rotation of the described knob of component output of Y-axis.
Further, described display control unit includes:
Single-chip microcomputer, electrically connects with described rotation state detecting device gravity sensor, for the inclination according to described knob
The anglec of rotation generates and exports the picture signal with corresponding angles of display；
Display screen driving device, is electrically connected with described single-chip microcomputer and display screen, is used for receiving described picture signal, and
Drive described display screen display image.
Further, described panel includes: be positioned at the hollow bulb below described knob bonding position, so that in pressing institute
When stating knob, described panel deforms upon.
Second aspect, the embodiment of the present invention additionally provides a kind of household electrical appliance, comprising: the set of knobs that above-described embodiment provides
Part.
The knob assembly of embodiment of the present invention offer and knob-operated method for displaying parameters, shown by control operating parameter
In display screen, relative gravity direction arranges and shows.When knob rotates, user need not be revolved along the i.e. observable of the direction of rotation of knob
The operating parameter of button, and then facilitate user to observe the operating parameter of knob, improve the experience of user.
Brief description
By reading the detailed description being made non-limiting example made with reference to the following drawings, other of the present invention
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the structural representation of the knob assembly that the embodiment of the present invention one provides；
Fig. 2 is the composition schematic diagram of rotation state detecting device in the knob assembly that the embodiment of the present invention one provides；
Fig. 3 is the circuit connection diagram of display control unit in the knob assembly that the embodiment of the present invention one provides；
Fig. 4 is the appearance schematic diagram of the knob assembly that the embodiment of the present invention two provides；
Fig. 5 is the circuit connection diagram of display control unit in the knob assembly that the embodiment of the present invention two provides.
The technical characteristic that reference in figure refers to respectively is:
1st, knob；2nd, panel；3rd, display screen；4th, installed surface；5th, magnet；6th, hollow bulb；7th, irregular metal parts；8、LC
Oscillating circuit.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Illustrate only part related to the present invention rather than full content in description, accompanying drawing.
Embodiment one
Fig. 1 is the structural representation of the knob assembly that the embodiment of the present invention one provides, and sees Fig. 1, described knob assembly, bag
Including: panel, described panel is fixedly installed on installed surface；Knob, described knob is positioned on described panel and relative to described face
Plate rotates；Display screen, described display screen is fixedly installed on described knob outer surface, is used for showing image；Rotation status detection dress
Put (not shown), be used for detecting knob rotation status；Display control unit (not shown), in the rotation of described knob
When turning, control described display screen and show the angles of display of described image.
Wherein, panel can be designed as sandwich construction as required, and is fixed on installed surface.For some electrical equipment, example
Such as TV, radio etc., panel can be with on the outer surface of embedding；For equipment such as air-conditionings, panel can be embedded on metope.
Knob may be provided on panel, and can rotate relative to panel.
Knob assembly also includes: rotation state detecting device, is used for detecting knob rotation status.According to knob rotation status
May determine that the rotation process of knob, and perform the corresponding manipulation of rotation process and control electric equipment operation.
On the surface away from panel side for the knob, being provided with display screen, this display screen can show image.Described image can
To include the operating parameter of knob.As a example by described electrical equipment is as air-conditioning, display screen can show temperature that current air-conditioning sets or
Person's wind-force.So that user can understand the operating parameter of current knob according to the image that display screen shows.Set with by display screen
Putting and comparing on panel, knob control and display concentrate on knob, it is simple to user observes.And conveniently produce and manufacture.
For making the image shown by display screen not rotate with knob, in the present embodiment, knob assembly also includes: display control
Device processed, for when described knob rotates, controls described display screen and shows the angles of display of described image.Described display control
Device can be by circuit realiration.Generally, may be disposed at panel itself.
In the present embodiment, described knob assembly is inductance type, can be determined the rotation status of knob by electromagnetic induction.
Fig. 2 is the composition schematic diagram of rotation state detecting device in the knob assembly that the embodiment of the present invention one provides.Can be seen by Fig. 2
Going out, rotation status monitoring device includes: be fixedly installed on described knob near panel one side surface irregular metal parts and
Inductance device, this inductance device, for when described knob rotates relative to panel, rotates according to described irregular metal parts
The rotation of the changes of magnetic field sensing knob causing, to determine the described anglec of rotation.
Exemplary, the parts of metal conductive materials can be fitted with at knob near the side of panel, this parts are not for
The metal parts of regular shape, this parts can produce vortex flow in the alternating magnetic field that LC oscillating circuit produces, and it is produced
Vortex flow change with the rotation of knob.The vortex flow of metal parts also can produce magnetic field, produces LC oscillating circuit
Raw magnetic field produces negative function.Thus cause the inductance value in LC oscillating circuit to produce change.Exemplary, irregular metal
Parts are two identical metal parts that isocentric circular arc does not surrounds of beginning and end.When knob rotates, its anglec of rotation pair
The surface area answered is with increase clockwise.Its produce vortex flow also increase therewith, the inductance value in LC oscillating circuit also with
Change.
Exemplary, inductance device includes: LC oscillating circuit, is used for producing alternating magnetic field, and when described knob rotates,
With described irregular metal parts mutual inductance；Angle signal generating unit, electrically connects with described LC oscillating circuit, for shaking according to described LC
Swing circuit and the mutual inductance parameter value of irregular metal parts generates the anglec of rotation of described knob.LC oscillating circuit can produce friendship
Varying magnetic field, and mutual inductance can be produced with irregular metal parts, and when knob drives irregular metal parts, produce different mutual
Sense parameter value.Angle signal generating unit electrically connects with LC oscillating circuit, and generates the anglec of rotation of described knob according to mutual inductance parameter value
Degree.Exemplary, angle signal generating unit can be inductance digital quantizer, such as LDC1314 chip, can vibrate electricity according to LC
The mutual inductance frequency change on road generates the anglec of rotation of knob.
In this example it is shown that the knob anglec of rotation that control device can be generated according to rotation state detecting device
Show that to display screen the angles of display of described image is controlled.Fig. 3 is in the knob assembly that the embodiment of the present invention one provides
The circuit connection diagram of display control unit.As seen from Figure 3, described display control unit includes: single-chip microcomputer, and described
Rotation state detecting device electrically connects, and generates for the slanted rotation angle according to described knob and output has corresponding display angle
The picture signal of degree；Display screen driving device, is electrically connected with described single-chip microcomputer and display screen, is used for receiving described image letter
Number, and drive described display screen display image.
Owing to angle signal generating unit can generate the present rotation angel degree of knob, in the present embodiment, single-chip microcomputer with
LDC1314 chip electrically connects, and receives the rotary angle signal of knob, and generates according to this rotary angle signal and output image letter
Number, original image is rotated by this picture signal according to the anglec of rotation opposite direction of knob so that described image relative to
Ground level is parallel.Display screen driving device receives the picture signal of single-chip microcomputer, and adjusts each in display screen according to picture signal
The driving voltage of liquid crystal layer, so that display screen can show image according to picture signal.
In a preferred embodiment of the present embodiment, described knob is fixed on described panel by magnetic mode,
And can be relative to described panel rotary setting.Exemplary, magnet or magnet steel are set in the inside of knob or edge, in face
On plate, inside or edge are also correspondingly provided with magnet or magnet steel, and by the adhesive of magnet or magnet steel, knob is securable to face
On plate, and can be relative to described panel rotary setting.When not needing to use knob, knob can be taken off, prevent unrelated people
Member operates.
Additionally, described panel includes: be positioned at the hollow bulb below described knob bonding position, so that in the described rotation of pressing
During button, described panel deforms upon.Owing to panel deforms upon, knob reduces with inductance device distance.Inductance device can root
The distance change between knob and inductance device detected according to changes of magnetic field.Inductance device is enable to sense the change of inductance parameters
Change, and then can identify that knob is pressed.In the present embodiment, different operation choosings can be set according to the push action of user
, user can choose different option of operation by pressing knob.Enrich the operating function of knob.
The knob assembly that the present embodiment provides, is arranged by controlling operating parameter relative gravity direction on a display screen and shows
Show.When knob rotates, user along the direction of rotation of the knob i.e. operating parameter of observable knob, and then need not facilitate user to see
Examine the operating parameter of knob, improve the experience of user.
Embodiment two
Fig. 4 is the appearance schematic diagram of the knob assembly that the embodiment of the present invention two provides.The present embodiment is with embodiment one as base
Plinth.In the present embodiment, described knob assembly includes: panel, and described panel is fixedly installed on installed surface；Knob, described rotation
Button is positioned on described panel and rotates relative to described panel；Display screen, described display screen is fixedly installed on described knob appearance
Face, is used for showing image；Rotation state detecting device (not shown), is used for detecting knob rotation status；Display control dress
Put (not shown), for when described knob rotates, control described display screen and show the angles of display of described image.
In the present embodiment, described knob is positioned on described panel and rotates relative to described panel, exemplary, described
Knob can be connected with panel by connecting rod, and can rotate relative to panel under the effect of connecting rod.
Described rotation state detecting device includes: gravity sensor, and gravity sensor is fixedly installed on knob, and gravity passes
Sensor can be calculated the inclination angle of gravity sensor according to acceleration of gravity at the X-axis of gravity sensor or the component of Y-axis
Degree, owing to gravity sensor is fixedly installed on knob, so the anglec of rotation phase of the angle of inclination of gravity sensor and knob
With.Gravity sensor can export the anglec of rotation of knob.
The circuit connection diagram of display control unit, described display control in the knob assembly that the embodiment of the present invention two provides
Device processed includes equally: single-chip microcomputer and display screen driving device.Wherein, single-chip microcomputer electrically connects with gravity sensor, receives knob
Rotary angle signal, and according to this rotary angle signal generate and output image signal, original image is pressed by this picture signal
Anglec of rotation opposite direction according to knob rotates, so that described image is parallel relative to ground level.Display screen driving device
Receive the picture signal of single-chip microcomputer, and according to the driving voltage of each liquid crystal layer in picture signal adjustment display screen, so that aobvious
Display screen can show image according to picture signal.
The present embodiment by use gravity sensor as rotation state detecting device, can when common knob rotates,
User along the direction of rotation of the knob i.e. operating parameter of observable knob, and then need not facilitate user to observe the operation ginseng of knob
Number, improves the experience of user.
The embodiment of the present invention also provides a kind of household electrical appliance, and this household electrical appliance include the rotation described by any of the above-described embodiment
Button component, has the identical function of above-described embodiment.Exemplary, described household electrical appliance include: refrigerator, television set, washing machine,
Air-conditioning and stereo set etc..Wherein, described household electrical appliance can be air-conditioning, and described knob assembly can be adjusted for the gear of air-conditioning
Whole button, function select button or operation vernier knob.Can be realized by above-mentioned knob assembly according to concrete use environment
Corresponding function.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious change,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although by above example, the present invention is carried out
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other Equivalent embodiments more can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a knob assembly, it is characterised in that include:
Panel, described panel is fixedly installed on installed surface；
Knob, described knob is positioned on described panel and rotates relative to described panel；
Display screen, described display screen is fixedly installed on described knob outer surface, is used for showing image；
Rotation state detecting device, is used for detecting knob rotation status；
Display control unit, for when described knob rotates, controls described display screen and shows the angles of display of described image.
2. knob assembly according to claim 1, it is characterised in that described rotation state detecting device includes:
It is fixedly installed on the irregular metal parts near panel one side surface for the described knob；With
Inductance device, described inductance device is for when described knob rotates relative to panel, according to described irregular metal portion
Part rotates the rotation of the changes of magnetic field sensing knob causing, to determine the described anglec of rotation.
3. knob assembly according to claim 2, it is characterised in that described inductance device includes:
LC oscillating circuit, is used for producing alternating magnetic field, and when described knob rotates, with described irregular metal parts mutual inductance；
Angle signal generating unit, electrically connects with described LC oscillating circuit, for according to described LC oscillating circuit and irregular metal portion
The mutual inductance parameter value of part generates the anglec of rotation of described knob.
4. knob assembly according to claim 2, it is characterised in that described irregular metal parts, comprising:
Two identical metal parts that isocentric circular arc does not surrounds of beginning and end.
5. knob assembly according to claim 2, it is characterised in that described knob is fixed on described face by magnetic mode
On plate, and can be relative to described panel rotary setting.
6. knob assembly according to claim 1, it is characterised in that described rotation state detecting device, comprising:
Gravity sensor, is fixedly installed on described knob, for according to acceleration of gravity in the X-axis of gravity sensor or Y-axis
The anglec of rotation of the component described knob of output.
7. the knob assembly according to claim 1-6 is arbitrary, it is characterised in that described display control unit includes:
Single-chip microcomputer, electrically connects with described rotation state detecting device gravity sensor, for the Sloped rotating according to described knob
Angle generates and exports the picture signal with corresponding angles of display；
Display screen driving device, is electrically connected with described single-chip microcomputer and display screen, is used for receiving described picture signal, and drives
Described display screen shows image.
8. knob assembly according to claim 1, it is characterised in that described panel includes: be positioned at described knob laminating position
Put the hollow bulb of lower section, so that when pressing described knob, described panel deforms upon.
9. household electrical appliance, it is characterised in that include the arbitrary described knob assembly of claim 1-8.
10. household electrical appliance according to claim 9, it is characterised in that:
Described household electrical appliance are air-conditioning, and described knob assembly is that the gear of air-conditioning adjusts button, function select button or operates micro-
Adjust knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591670.4A CN106067401B (en) | 2016-07-25 | 2016-07-25 | Knob assembly and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591670.4A CN106067401B (en) | 2016-07-25 | 2016-07-25 | Knob assembly and household appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106067401A true CN106067401A (en) | 2016-11-02 |
| CN106067401B CN106067401B (en) | 2018-12-21 |
Family
ID=57207489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610591670.4A Active CN106067401B (en) | 2016-07-25 | 2016-07-25 | Knob assembly and household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106067401B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086865A (en) * | 2017-02-28 | 2017-08-22 | 珠海格力电器股份有限公司 | Knob wire controller, control method thereof and electrical equipment |
| CN108983674A (en) * | 2018-08-14 | 2018-12-11 | 珠海格力电器股份有限公司 | control method and device of electric appliance |
| CN110209238A (en) * | 2018-08-31 | 2019-09-06 | 华帝股份有限公司 | Knob device, kitchen appliance and switch control method |
| CN111414041A (en) * | 2019-01-04 | 2020-07-14 | Seb公司 | Household electrical appliance |
| CN112244659A (en) * | 2020-09-28 | 2021-01-22 | 北京小米移动软件有限公司 | Air fryer, air fryer control method, air fryer control device and storage medium |
| CN114695001A (en) * | 2022-03-15 | 2022-07-01 | 德睿通科技(北京)有限公司 | Interactive knob switch |
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| CN107086865A (en) * | 2017-02-28 | 2017-08-22 | 珠海格力电器股份有限公司 | Knob wire controller, control method thereof and electrical equipment |
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| CN110209238A (en) * | 2018-08-31 | 2019-09-06 | 华帝股份有限公司 | Knob device, kitchen appliance and switch control method |
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| CN114695001A (en) * | 2022-03-15 | 2022-07-01 | 德睿通科技(北京)有限公司 | Interactive knob switch |
| CN114695001B (en) * | 2022-03-15 | 2024-05-17 | 德睿通科技(北京)有限公司 | Interactive knob switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106067401B (en) | 2018-12-21 |
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