CN208836108U - Magnetic control knob assembly and electrical equipment - Google Patents
Magnetic control knob assembly and electrical equipment Download PDFInfo
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- CN208836108U CN208836108U CN201821462743.0U CN201821462743U CN208836108U CN 208836108 U CN208836108 U CN 208836108U CN 201821462743 U CN201821462743 U CN 201821462743U CN 208836108 U CN208836108 U CN 208836108U
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Abstract
The utility model relates to household appliance technical fields, disclose a kind of magnetic control knob assembly and electrical equipment, the magnetic control knob assembly includes the wire magnetic fields generation part of magnetic control knob (100) and fixed setting, magnetic control knob includes the upper cover (1) mutually fastened and lower cover (2), and upper cover is connected with magnetic induction line cutting member (3)；Wherein, upper cover can be pressed to press and move towards lower cover, and the electromagnetic field of part occurs for magnetic induction line cutting member wire cutting magnetic field in pressing moving process, to change the inductance that the electrified wire in part occurs for wire magnetic fields.It is arranged such, it can be by detecting and analyzing the inductance of electrified wire or by the other parameters value (such as resonance frequency) of its initiation, obtain the distance between magnetic induction line cutting member and electrified wire changing value, and then trigger signal is to control electrical equipment, in this way, magnetic control knob is made to have both the function that rotation regulation and pressing control, function is more various, it is convenient for the user to operate, and then promote the usage experience of user.
Description
Technical field
The utility model belongs to household appliance technical field, and in particular, to a kind of magnetic control knob assembly and electrical equipment.
Background technique
In the electrical equipments such as traditional gas-cooker, usually opened up on the shell of electrical equipment through-hole with by knob and electricity
Application valve body in device equipment is connected.To avoid through-hole of the greasy dirt through opening up from leaking into inside electrical equipment, thus to the clear of user
Clean arrange is made troubles, and magnetic control knob is now mostly used to control electrical equipment.
Currently, magnetic control knob all only have the function of rotation regulation, and cannot by way of pressing to electrical equipment into
Row control, in this way, making the function of magnetic control knob more single, cannot preferably regulate and control electrical equipment, therefore, seek
It is a kind of to have both rotation regulation and press the magnetic control knob controlled as an important research direction.
Utility model content
For above-mentioned insufficient or defect in the prior art, the utility model provides a kind of magnetic control knob assembly and electric appliance is set
Standby, which can control electrical equipment by way of pressing magnetic control knob, so that magnetic control knob is same
When have the function of rotation regulation and pressing control, function is more diversified, be conducive to improve user usage experience.
To achieve the above object, the utility model provides a kind of magnetic control knob assembly, which includes magnetic
Part occurs for the wire magnetic fields for controlling knob and fixed setting, and the magnetic control knob includes the upper cover and lower cover mutually fastened, it is described on
Lid is connected with magnetic induction line cutting member；Wherein, the upper cover can be pressed to press and move towards the lower cover, the magnetic induction line
Cutting member cuts the electromagnetic field that part occurs for the wire magnetic fields in the pressing moving process, to change the wire magnetic fields hair
The inductance of electrified wire in raw part.
Preferably, it is equipped with and is connected with the upper cover and the carrying tablet of horizontal placing in the knob inner cavity of the magnetic control knob,
The magnetic induction line cutting member is sheet metal and is stacked and placed in the sheet surface of the carrying tablet.
Preferably, the distance between the bottom end with the top of the electrified wire of the magnetic induction line cutting member are not more than
10mm。
Preferably, the magnetic control knob includes being located at the top of the carrying tablet and being horizontally fixedly arranged on the knob inner cavity
In internal support, between the top surface of the internal support and the bottom surface of the upper cover be equipped with for press reset elasticity
Return unit.
Preferably, the bottom surface of the upper cover is equipped with the connecting column of more circumferentially spaced arrangements, the bottom of the connecting column
End is pierced by downwards from the top of the internal support and is connected with the carrying tablet button bit；The bottom surface edge of the internal support
Circumferentially-spaced to be extended with more abutting columns, the top surface of the carrying tablet abuts the bottom surface for abutting column.
Preferably, the dynamic clamping head and quiet clamping head is that the bottom surface respectively with the top surface of the internal support and the upper cover offsets
The annular silica gel pad connect, the bottom surface of the annular silica gel pad is circumferentially spaced to be equipped with multiple elastic reset grooves being recessed upwards.
Preferably, the upper cover not less than 0.8mm and is not more than towards the mobile maximum range value of lower cover pressing
2.5mm。
Preferably, it includes capacitor and the solenoid as made of multiple electrified wire coiling that part, which occurs, for the wire magnetic fields,
The solenoidal both ends pass through the first electric connection line respectively and the second electric connection line is connected with the both ends of the capacitor, described
Resonance frequency detector is equipped between first electric connection line and second electric connection line；Wherein, the magnetic control knob assembly packet
Controller is included, the controller, which is configured that, receives the resonant frequency signal from the resonance frequency detector；According to described humorous
Vibration frequency signal calculates the magnetic induction line cutting member moving distance value mobile towards the solenoid；And work as the distance value
When greater than set distance value, triggering is directed to the control signal of the electrical equipment.
Preferably, the control signal is equipment enabling signal, equipment shutdown signal or equipment operation confirmation signal.
Preferably, it includes the solenoid as made of multiple electrified wire coiling, the magnetic control that part, which occurs, for the wire magnetic fields
Knob assembly includes the inductance amount detector and controller for sensing the solenoidal inductance；Wherein, the controller
It is configured that and receives the inductance signal from the inductance amount detector；The magnetic induction line is calculated according to the inductance signal
The cutting member moving distance value mobile towards the solenoid；And when the moving distance value is greater than set distance value, touching
Control signal of the hairpin to the electrical equipment.
Preferably, the magnetic control knob assembly includes the stationary positioned magnet of fixed setting, and part occurs for the wire magnetic fields
Including multiple solenoids as made of multiple electrified wire coiling, multiple solenoids are around the stationary positioned magnet cloth
It sets；And/or the end face center portion of the lower cover is equipped with the knob phase magnet being adapted to the stationary positioned magnet.
The utility model additionally provides a kind of electrical equipment, which includes shell and magnetic control knob assembly, described
Wire magnetic fields occur part and are fixedly installed in shell inner cavity, and the magnetic control knob is set on the outer surface of the shell and can be certainly
By moving.
Preferably, the electrical equipment is gas-cooker, oven, electromagnetic oven, micro-wave oven or smoke exhaust ventilator.
Through the above technical solutions, in the present invention, upper cover is mutually fastened with lower cover, wire magnetic fields occur in part
Electrified wire can generate electromagnetic field, move in this way, pressing upper cover presses it towards lower cover, drive the magnetic strength being connected with upper cover
Wire cutting line is also mobile towards lower cover, so that magnetic induction line cuts wire cutting electromagnetic field, to change the magnetic flux of electrified wire, in turn
So that the inductance of electrified wire changes, in this way, can be drawn by detecting and analyzing the inductance of electrified wire or by it
The other parameters value (such as resonance frequency) of hair, obtains the distance between magnetic induction line cutting member and electrified wire changing value, thus
Trigger signal, so that magnetic control knob has both the function of rotation regulation and pressing control, is more convenient for controlling electrical equipment
The use of user operates, and then can greatly improve the usage experience of user.
Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The exemplary embodiment and its explanation of type are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the magnetic control knob assembly of preferred embodiments of the present invention；
Fig. 2 is the main view of the magnetic control knob in Fig. 1；
Fig. 3 is the entirety sectional view of Fig. 2；
Fig. 4 is the Structure explosion diagram of Fig. 2；
Fig. 5 is that the metal film stack in Fig. 3 is placed in the bottom view on the sheet material bottom surface of carrying tablet；
Fig. 6 is the bottom view of the annular silica gel pad in Fig. 3；
Fig. 7 is the entirety sectional view of Fig. 6.
Description of symbols:
100 magnetic control knobs
300 shells
201 solenoid, 202 stationary positioned magnet
1 upper cover, 2 lower cover
3 magnetic induction line cutting member, 4 carrying tablet
5 internal support, 6 annular silica gel pad
7 connecting column, 8 knob phase magnet
51 abut 61 elastic reset groove of column
X knob inner cavity
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually
Be for direction shown in the drawings either for it is vertical, vertically or on gravity direction for each component mutual alignment
Relationship description word.
The utility model is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
The utility model provides firstly a kind of magnetic control knob assembly, referring to Fig.1, in electrical equipment, which to revolve
Button component includes the wire magnetic fields generation part of magnetic control knob 100 and fixed setting, and magnetic control knob 100 includes the upper cover mutually fastened
1 and lower cover 2, upper cover 1 be connected with magnetic induction line cutting member 3；Wherein, upper cover 1 can be pressed to press and move towards lower cover 2, magnetic
Feel the electromagnetic field that part occurs for the wire cutting magnetic field in pressing moving process of wire cutting part 3, is occurred in part with changing wire magnetic fields
Electrified wire inductance.
Correspondingly, the utility model additionally provides a kind of electrical equipment, which includes shell 300 and magnetic control knob
Component, wire magnetic fields occur part and are fixedly installed in shell inner cavity, and magnetic control knob 100 is set on the outer surface of shell 300 and energy
Enough move freely.Wherein, electrical equipment can be single electrical equipment, such as gas-cooker, oven, electromagnetic oven, micro-wave oven or pumping
Kitchen ventilator etc.；Certainly, electrical equipment may be the electrical equipment of integrated-type, such as the integrated kitchen range of integrated gas-cooker and oven
Deng.
In the present invention, when the upper cover 1 of user's pressing magnetic control knob 100, the upper cover 1 can be enable towards lower cover 2
Pressing movement is carried out, and then drives the magnetic induction line cutting member 3 being connected with upper cover 1 also mobile towards lower cover 2, and wire magnetic fields occur
Electrified wire in part can generate electromagnetic field, therefore, when magnetic induction line cutting member 3 is mobile towards lower cover 2, magnetic induction line cutting member
The distance between 3 and the electrified wire of fixed setting can change, in this way, vortex will be formed on magnetic induction line cutting member 3,
So that the magnetic flux of electrified wire changes, and then causes the variation of the inductance of electrified wire, in this way, detection electrified wire
Inductance or the other parameters value (resonance frequency described as follows etc.) caused by it, the parameter value then obtained to detection divide
Analysis can obtain the distance between magnetic induction line cutting member 3 and electrified wire changing value, so trigger signal with to electrical equipment into
Row control.
Particularly, the utility model, which innovatively uses pressing mode, enables magnetic induction line cutting member 3 to send out wire magnetic fields
The electromagnetic field of raw part is cut, so that the inductance that the electrified wire of part occurs for wire magnetic fields changes, and then right
Electrical equipment is controlled, so, it is possible so that magnetic control knob 100 have the function of rotation regulation while, also have both by
The function of voltage-controlled system, to keep the function of magnetic control knob 100 more diversified, in this way, being easy to use by users operation, Neng Gou great
The usage experience of width raising user.
Preferably, it includes capacitor and the solenoid 201 as made of multiple electrified wire coiling, spiral shell that part, which occurs, for wire magnetic fields
The both ends of spool 201 pass through the first electric connection line respectively and the second electric connection line is connected with the both ends of capacitor, the first electrical connection
Resonance frequency detector is equipped between line and the second electric connection line；Wherein, magnetic control knob assembly includes controller, controller configuration
Are as follows: receive the resonant frequency signal for carrying out self-resonant frequency detector；3 direction of magnetic induction line cutting member is calculated according to resonant frequency signal
The mobile moving distance value of solenoid 201；And when distance value is greater than set distance value, triggering is directed to the control of electrical equipment
Signal.
In addition, the inductance for the electrified wire for occurring that wire magnetic fields in part by the upper cover 1 of pressing magnetic control knob 100
Change, so cause mode that electrical equipment is controlled can also there are many, such as wire magnetic fields occur part and include
The solenoid 201 as made of multiple electrified wire coiling, magnetic control knob assembly include the inductance for sensing solenoid 201
Inductance amount detector and controller；Wherein, controller, which is configured that, receives the inductance signal from inductance amount detector；According to
Inductance signal calculates the moving distance value mobile towards solenoid 201 of magnetic induction line cutting member 3；And when moving distance value is greater than
When set distance value, triggering is directed to the control signal of electrical equipment.Certainly, it is analyzed by the changing value of the inductance of electrified wire
It obtains the moving distance value mobile towards solenoid 201 of magnetic induction line cutting member 3, can also be other modes appropriate, herein not
It enumerates again.
Wherein, above-mentioned control signal can be equipment enabling signal, or equipment shutdown signal can also be equipment
Other control signals such as operation confirmation signal.Specifically, when controlling signal is equipment enabling signal or equipment shutdown signal,
User only passes through the upper cover 1 of pressing magnetic control knob 100, so that it may start or close down electrical equipment；When control signal is equipment operation
When confirmation signal, the mode (such as small fire mode of gas-cooker) or parameter (the baking temperature of such as oven that electrical equipment can be run
Degree) confirmed, " equipment operation confirmation signal " is illustrated by taking the confirmation control of gas stove fire amount mode as an example below,
First pass through the firepower mode (such as small fire mode) that rotation magnetic control knob 100 chooses gas-cooker, then cooperation pressing magnetic control knob 100
Upper cover 1 confirmed with the small fire mode to gas-cooker, control gas-cooker food is cooked in the state of small fire.
Preferably, magnetic induction line cutting member 3 is located in the knob inner cavity X of magnetic control knob 100, referring to Fig. 2 and Fig. 3, in this way, energy
It enough effectively prevent magnetic control knob 100 during assembly, transport or even user's operation, makes magnetic strength wire cutting due to accidentally touching
Part 3 generates damage, is conducive to the service life for improving magnetic control knob 100 or even electrical equipment.Further, magnetic control knob 100
Knob inner cavity X in be equipped with and be connected with upper cover 1 and the carrying tablet 4 of horizontal placing, magnetic induction line cutting member 3 is sheet metal and is stacked and placed on
In the sheet surface of carrying tablet 4, referring to Fig. 3 to Fig. 5, in this way, by the way that metal film stack to be placed in the sheet surface of carrying tablet 4,
Be conducive to improve the reliability of sheet metal, and then promote the service life of magnetic control knob 100.Wherein, magnetic induction line cutting member 3 should select
The material for being easy to conduct electric current, such as copper sheet, aluminium flake sheet metal are taken, certainly can also be other materials for being easy to conduct electric current,
It no longer illustrates herein.
Specifically, component (such as bottom wall of lower cover 2, magnetic strength wire cutting being arranged between magnetic induction line cutting member 3 and electrified wire
Shell 300 between part 3 and electrified wire etc.) nonconducting material such as Ying Caiyong plastics, glass or ceramics.It is understood that
Ground, when the component selection being arranged between magnetic induction line cutting member 3 and electrified wire is easy to conduct the material of electric current, magnetic induction line cutting member
3 would not cut the electromagnetic field of electrified wire when mobile towards lower cover 2, i.e., the inductance of electrified wire will not change
Become.
Preferably, referring to Fig.1, the distance between the bottom end of magnetic induction line cutting member 3 and the top of electrified wire should be not more than
10mm.Further, the distance between the bottom end of magnetic induction line cutting member 3 and the top of electrified wire should be not more than 9mm.Specifically
Ground, the distance value are greater than 10mm and are just easier to the distance between magnetic induction line cutting member 3 and electrified wire occur to change but lead to
The situation accordingly changed does not occur but for the inductance of electric lead, and then cannot trigger and control electrical equipment, i.e., magnetic control revolves
The pressing disabler of button 100.In addition, occurring to be equipped with shell 300 between part in magnetic control knob 100 and wire magnetic fields, and this is outer
Shell 300 is usually arranged as 6mm, and therefore, the bottom end of magnetic induction line cutting member 3 and the distance between the bottom surface of lower cover 2 preferably should not
Greater than 4mm, further, the bottom end of magnetic induction line cutting member 3 and the distance between the bottom surface of lower cover 2 should preferably be not more than 3mm.
In addition, magnetic control knob 100 includes the inside for being located at the top of carrying tablet 4 and being horizontally fixedly arranged in the X of knob inner cavity
Supporting element 5 is equipped with for pressing the dynamic clamping head and quiet clamping head resetted, referring to figure between the top surface of internal support 5 and the bottom surface of upper cover 1
2 to Fig. 4, in this way, user presses the upper cover 1 of magnetic control knob 100, so that dynamic clamping head and quiet clamping head is deformed and energy storage, when user removes
After going external force, dynamic clamping head and quiet clamping head release elasticity energy drives upper cover 1 that can answer automatically under the rebound effect of dynamic clamping head and quiet clamping head
Position.
Wherein, referring to Fig. 3 to Fig. 6, dynamic clamping head and quiet clamping head is the bottom surface phase with the top surface of internal support 5 and upper cover 1 respectively
The annular silica gel pad 6 of abutting, the bottom surface of annular silica gel pad 6 is circumferentially spaced to be equipped with multiple elastic reset grooves being recessed upwards
61, so set, enabling to user that there is preferable pressing feel when pressing upper cover 1, be conducive to the use for improving user
Experience；And occur blocking when user can also be effectively prevent to press as dynamic clamping head and quiet clamping head using annular silica gel pad 6, it is stuck without
Situation in place can be pressed, the reliability for improving magnetic control knob 100 is conducive to.Preferably, elastic reset groove 61 is in butt circle
Cone cell and groove floor are formed with the abutting cushion cap protruded towards the internal support, in this way, when user presses in place, energy
It enough gives user and preferably presses feedback feel, preferable usage experience can be brought to user.Certainly, dynamic clamping head and quiet clamping head in addition to
It can be annular silica gel pad 6, can also be the circumferentially spaced spring etc. along internal support 5, herein no longer an example
It lifts.
Preferably, the bottom surface of upper cover 1 is equipped with the connecting column 7 of more circumferentially spaced arrangements, and the bottom end of connecting column 7 is from interior
The top of portion's supporting element 5 is pierced by downwards and is connected with 4 button bit of carrying tablet；The bottom surface of internal support 5 is circumferentially spaced to be extended with
More abutting columns 51, the top surface of carrying tablet 4 abuts the bottom surface of column 51, referring to Fig. 2 to Fig. 3, in such manner, it is possible to carrying tablet 4
Limit, so that magnetic control knob 100 can effectively prevent carrying tablet 4 in the X of knob inner cavity durings transport or user's movement etc.
It moves to and fro, not only will affect the usage experience of user, but also damage can be generated to other components in magnetic control knob 100
Wound.Wherein, connecting column 7 can be integrally formed with upper cover 1, can also be connected by connection sheet with upper cover 1, reference Fig. 3 and Fig. 4,
Such as the bottom surface of the upper cover 1 is equipped with connection sheet, the bottom surface of the connection sheet is equipped with more circumferentially spacedly towards under described
The connecting column 7 that lid 2 stretches out, it is without being limited thereto.
Specifically, referring to Figures 1 and 2, upper cover 1 towards lower cover 2 presses mobile maximum range value not less than 0.8mm and not
Greater than 2.5mm.If the distance of user's pressing is also just larger it is to be appreciated that pressing moving distance setting is too much, in this way,
Bad pressing can be brought to experience to user；If pressing moving distance is arranged too small, it is easier to the electricity for electrified wire occur
Sensibility reciprocal or the situation that can't detect of other parameters value (such as resonance frequency) caused by it, cannot trigger to electrical equipment into
The corresponding control of row.Wherein, electrical equipment is controlled with triggering to avoid user from accidentally pressing magnetic control knob 100, it is preferable that
Set distance value should close to the maximum pressing moving distance of upper cover 1, such as set distance value may be configured as not less than the maximum by
Press 90% etc. of moving distance.
Preferably, referring to Fig.1, magnetic control knob assembly includes the stationary positioned magnet 202 of fixed setting, and wire magnetic fields occur
Part includes multiple solenoids 201 as made of multiple electrified wire coiling, and multiple solenoids 201 are around stationary positioned magnet 202
Arrangement.In addition, the end face center portion of lower cover 2 is equipped with the knob phase magnet 8 being adapted to stationary positioned magnet 202.So set,
By the magnetic positioning action between stationary positioned magnet 202 and knob phase magnet 8, so that magnetic control knob 100 can not only
It removes from the outer surface of shell 300, but also rapidly magnetic control knob 100 is placed on corresponding position convenient for user,
Be conducive to improve the usage experience of user.
It should be strongly noted that according to the magnetic control knob assembly and electrical equipment in the utility model embodiment its
It constitute and effect be all for the ordinary skill in the art it is known, in order to reduce redundancy, do not do herein superfluous
It states.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, any modification, equivalent replacement, improvement and so on change should be included in practical
Within novel protection scope.
It is further to note that specific technical features described in the above specific embodiments, in not lance
It in the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the utility model is to each
No further explanation will be given for the possible combination of kind.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (13)
1. a kind of magnetic control knob assembly, in electrical equipment, which is characterized in that the magnetic control knob assembly includes magnetic control knob
(100) and part occurs for the wire magnetic fields of fixed setting, and the magnetic control knob (100) includes the upper cover (1) mutually fastened and lower cover
(2), the upper cover (1) is connected with magnetic induction line cutting member (3)；
Wherein, the upper cover (1) can be pressed to press and move towards the lower cover (2), and the magnetic induction line cutting member (3) exists
The electromagnetic field that part occurs for the wire magnetic fields is cut in the pressing moving process, is occurred in part with changing the wire magnetic fields
The inductance of electrified wire.
2. magnetic control knob assembly according to claim 1, which is characterized in that the knob inner cavity of the magnetic control knob (100)
(X) be equipped with and be connected with the upper cover (1) and the carrying tablet of horizontal placing (4) in, the magnetic induction line cutting member (3) for sheet metal and
It is stacked and placed in the sheet surface of the carrying tablet (4).
3. magnetic control knob assembly according to claim 2, which is characterized in that the bottom end of the magnetic induction line cutting member (3) with
The distance between top of the electrified wire is not more than 10mm.
4. magnetic control knob assembly according to claim 2, which is characterized in that the magnetic control knob (100) includes being located at institute
The internal support (5) stating the top of carrying tablet (4) and being horizontally fixedly arranged in the knob inner cavity (X), the internal support
It is equipped between the top surface of part (5) and the bottom surface of the upper cover (1) for pressing the dynamic clamping head and quiet clamping head resetted.
5. magnetic control knob assembly according to claim 4, which is characterized in that the bottom surface of the upper cover (1) is equipped with more
It is worn downwards from the top of the internal support (5) bottom end of the connecting column (7) of circumferentially spaced arrangement, the connecting column (7)
It is connected out and with the carrying tablet (4) button bit；The bottom surface of the internal support (5) is circumferentially spaced to be extended with more abutting columns
(51), the top surface of the carrying tablet (4) abuts the bottom surface for abutting column (51).
6. magnetic control knob assembly according to claim 4, which is characterized in that the dynamic clamping head and quiet clamping head be respectively with it is described interior
The annular silica gel pad (6) that the top surface of portion's supporting element (5) and the bottom surface of the upper cover (1) abut against, the annular silica gel pad (6)
Bottom surface is circumferentially spaced to be equipped with multiple elastic reset grooves (61) being recessed upwards.
7. magnetic control knob assembly according to claim 1, which is characterized in that the upper cover (1) is pressed towards the lower cover (2)
The mobile maximum range value of pressure is not less than 0.8mm and is not more than 2.5mm.
8. magnetic control knob assembly described according to claim 1~any one of 7, which is characterized in that the wire magnetic fields hair
Raw part includes capacitor and the solenoid (201) as made of multiple electrified wire coiling, the both ends difference of the solenoid (201)
It is connected by the first electric connection line and the second electric connection line with the both ends of the capacitor, first electric connection line and described the
Resonance frequency detector is equipped between two electric connection lines；
Wherein, the magnetic control knob assembly includes controller, and the controller is configured that
Receive the resonant frequency signal from the resonance frequency detector；
The magnetic induction line cutting member (3) movement mobile towards the solenoid (201) is calculated according to the resonant frequency signal
Distance value；And
When the distance value is greater than set distance value, triggering is directed to the control signal of the electrical equipment.
9. magnetic control knob assembly according to claim 8, which is characterized in that the control signal be equipment enabling signal,
Equipment shutdown signal or equipment operation confirmation signal.
10. magnetic control knob assembly described according to claim 1~any one of 7, which is characterized in that the wire magnetic fields hair
Raw part includes the solenoid (201) as made of multiple electrified wire coiling, and the magnetic control knob assembly includes described for sensing
The inductance amount detector and controller of the inductance of solenoid (201)；
Wherein, the controller is configured that
Receive the inductance signal from the inductance amount detector；
According to the inductance signal calculate the magnetic induction line cutting member (3) towards the solenoid (201) mobile movement away from
From value；And
When the moving distance value is greater than set distance value, triggering is directed to the control signal of the electrical equipment.
11. magnetic control knob assembly according to claim 1, which is characterized in that the magnetic control knob assembly includes that fixation is set
The stationary positioned magnet (202) set, it includes multiple helicals as made of multiple electrified wire coiling that part, which occurs, for the wire magnetic fields
It manages (201), multiple solenoids (201) are arranged around the stationary positioned magnet (202)；And/or the lower cover
(2) end face center portion is equipped with the knob phase magnet (8) being adapted to the stationary positioned magnet (202).
12. a kind of electrical equipment, which is characterized in that the electrical equipment include shell (300) and according to claim 1~11 in
Magnetic control knob assembly described in any one, the wire magnetic fields occur part and are fixedly installed in shell inner cavity, the magnetic control rotation
Button (100) is set on the outer surface of the shell (300) and can move freely.
13. electrical equipment according to claim 12, which is characterized in that the electrical equipment is gas-cooker, oven, electromagnetism
Furnace, micro-wave oven or smoke exhaust ventilator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462743.0U CN208836108U (en) | 2018-09-06 | 2018-09-06 | Magnetic control knob assembly and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462743.0U CN208836108U (en) | 2018-09-06 | 2018-09-06 | Magnetic control knob assembly and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208836108U true CN208836108U (en) | 2019-05-07 |
Family
ID=66312491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821462743.0U Active CN208836108U (en) | 2018-09-06 | 2018-09-06 | Magnetic control knob assembly and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208836108U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768377A (en) * | 2018-09-06 | 2018-11-06 | 佛山市顺德区美的洗涤电器制造有限公司 | Magnetic control knob assembly and electrical equipment |
| CN111192781A (en) * | 2020-01-09 | 2020-05-22 | 佛山市顺德区美的洗涤电器制造有限公司 | Operating assembly and household appliance |
-
2018
- 2018-09-06 CN CN201821462743.0U patent/CN208836108U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768377A (en) * | 2018-09-06 | 2018-11-06 | 佛山市顺德区美的洗涤电器制造有限公司 | Magnetic control knob assembly and electrical equipment |
| CN111192781A (en) * | 2020-01-09 | 2020-05-22 | 佛山市顺德区美的洗涤电器制造有限公司 | Operating assembly and household appliance |
| CN111192781B (en) * | 2020-01-09 | 2021-05-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Operating assembly and household appliance |
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Effective date of registration: 20220808 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: No.20 Gangqian Road, industrial park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |
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