CN108900184A - A kind of induction rotary switch - Google Patents
A kind of induction rotary switch Download PDFInfo
- Publication number
- CN108900184A CN108900184A CN201811180103.5A CN201811180103A CN108900184A CN 108900184 A CN108900184 A CN 108900184A CN 201811180103 A CN201811180103 A CN 201811180103A CN 108900184 A CN108900184 A CN 108900184A
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- CN
- China
- Prior art keywords
- knob
- triggering
- induction
- permanent magnet
- center
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- 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.)
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/9505—Constructional details
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses a kind of induction rotary switches, including operation panel, induction knob and detection device, detection device and induction knob are fixed on the two sides of operation panel by the magnetic attraction of center permanent magnet and center magnetically attractive storeroom, several triggering magnetically attractive materials are equipped with around center permanent magnet in detection device, at least one triggering permanent magnet is additionally provided with around center magnetically attractive material in induction knob, each triggering permanent magnet is fixedly mounted in induction knob, several vertical passageways are equipped in detection device, each magnetically attractive material that triggers is separately mounted in each vertical passageway.This induction rotary switch is in operation, rotary inductive knob, by triggering permanent magnet in induction knob respectively close to the variation for generating signal with separate each triggering magnetically attractive material, realize the function of gear regulation and control electric switch, this induction rotary switch can effectively avoid the problem that magnetic field radiation interferes gear adjusting, to effectively improve the control precision of switch, the invention is used for inductive switch technical field.
Description
Technical field
The present invention relates to inductive switch technical fields, more particularly to a kind of induction rotary switch.
Background technique
Existing switching knob belongs to greatly the switching knob of physical connection, as potentiometer type switching knob, rod failure encode
Formula switching knob, the knob of these physical connections destroy device housings due to needing the aperture on the panel of electrical equipment
Integrality and leakproofness cause the stress intensity of panel that can weaken significantly, and the pollutant for also resulting in device external enters equipment
Inside to the components and the pollution of circuit composition inside equipment and is destroyed, while also hampering the clear of panel to a certain extent
It is clean, while in use service life can be influenced because of the abrasion of mechanical structure.
Occurs inductive switch knob therewith, such as the Chinese invention patent application that publication No. is CN105281732A《One
Kind inductive switch knob and its coding method》, disclosed in inductive switch knob include inductive switch circuit board and sense
Knob is answered, multiple Hall switch are provided on inductive switch circuit board, induction knob then includes knob base and is distributed in knob
Multiple permanent magnets on the same circumference of pedestal inner casing, Hall switch determine sense by the variation in magnetic field when induction knob rotation
The direction for answering knob to rotate and induction code number.In the structure, the wave-particle radiativity meeting in magnetic field between each permanent magnet in knob is incuded
Gear adjusting is interfered, the accuracy that Hall switch judges signal is influenced.
Summary of the invention
The purpose of the present invention is to provide one kind, and magnetic field radiation in induction knob can effectively be avoided to cause gear adjusting
Interference and the control higher induction rotary switch of precision.
The technical solution adopted by the present invention is that：
A kind of induction rotary switch, including operation panel, the induction knob being located on the upside of operation panel and downside
Detection device, the bottom of detection device are additionally provided with control device, and the center of detection device is equipped with center permanent magnet, incudes knob
Center is equipped with center magnetically attractive material, and detection device and induction knob pass through the magnetic attraction of center permanent magnet and center magnetically attractive storeroom
The two sides of operation panel are fixed on, center permanent magnet is surround in detection device and is equipped with several triggering magnetically attractives being angularly distributed each other
Material, incudes in knob and is additionally provided at least one triggering permanent magnet around center magnetically attractive material, and each permanent magnet that triggers is fixedly mounted
In induction knob, several vertical passageways are equipped in detection device, each magnetically attractive material that triggers is separately mounted in each vertical passageway.
It is further used as the improvement of technical solution of the present invention, incudes in knob and is equipped with several equal arcs around center magnetically attractive material
The triggering permanent magnet of distribution is spent, the triggering magnetically attractive material being arranged in the triggering permanent magnet number and detection device being equipped in knob is incuded
The number of material is equal.
It is further used as the improvement of technical solution of the present invention, and position is distinguished at each center triggered permanent magnet and trigger magnetically attractive material
In on two equal circumference of radius.
It is further used as the improvement of technical solution of the present invention, center permanent magnet, center magnetically attractive material and respectively triggers permanent magnet
It is the cylindrical body of fixed setting.
It is further used as the improvement of technical solution of the present invention, and the magnetic pole that each triggering permanent magnet is located at same side is identical, respectively
It is identical as the magnetic pole of center permanent magnet opposite side to trigger permanent magnet.
It is further used as the improvement of technical solution of the present invention, and induction knob includes the knob pedestal that Open Side Down and matching lid
It is equipped in the knob lid of knob base bottom, knob pedestal and is located at the knob center that center is used to accommodate center magnetically attractive material
Slot and several circular knob central channel settings are equipped with for accommodating the knob triggering slot of each triggering permanent magnet, knob lid respectively
Respectively with knob central channel and knob triggering slot cooperation to fix limit center magnetically attractive material and each knob muscle for triggering permanent magnet
Slot.
It is further used as the improvement of technical solution of the present invention, and detection device includes the detection pedestal and position that Open Side Down is arranged
In the detection cover of detection base bottom fixed setting, the setting of the radians such as each vertical passageway is in detection pedestal.
It is further used as the improvement of technical solution of the present invention, and each magnetically attractive material that triggers is orbicule, the depth of each vertical passageway
Degree is greater than the outer diameter of triggering magnetically attractive material.
It is further used as the improvement of technical solution of the present invention, and detection faces are covered to be located under each vertical passageway equipped with several
The through-hole of side, the diameter of each through-hole are less than the outer diameter of each triggering magnetically attractive material.
Beneficial effects of the present invention：In operation, rotary inductive knob passes through induction knob to this induction rotary switch
Middle triggering permanent magnet realizes gear regulation and control electric appliance respectively close to far from each variation for triggering magnetically attractive material and generating signal
The function of switch, this induction rotary switch can effectively avoid the problem that magnetic field radiation interferes gear adjusting, thus effectively
Improve the control precision of switch.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings：
Fig. 1 is overall structure diagram of the embodiment of the present invention；
Fig. 2 is the decomposition texture schematic diagram that knob is incuded in the embodiment of the present invention；
Fig. 3 is the decomposition texture schematic diagram of detection device in the embodiment of the present invention.
Specific embodiment
Referring to Fig.1~Fig. 3, the present invention is a kind of induction rotary switch, including operation panel 3, is located at operation panel 3
The detection device 2 of the induction knob 1 and downside of upside, the bottom of detection device 2 is additionally provided with control device 4, in detection device 2
The heart is equipped with center permanent magnet 6, and the center of induction knob 1 is equipped with center magnetically attractive material 5, and detection device 2 and induction knob 1 pass through
Magnetic attraction between heart permanent magnet 6 and center magnetically attractive material 5 is fixed on the two sides of operation panel 3, surround center forever in detection device 2
Magnet 6 is equipped with several triggering magnetically attractive materials 8 being angularly distributed each other, incudes in knob 1 and is additionally provided with around center magnetically attractive material 5
At least one triggering permanent magnet 7, each permanent magnet 7 that triggers are fixedly mounted in induction knob 1, are equipped in detection device 2 several perpendicular
To channel 23, each magnetically attractive material 8 that triggers is separately mounted in each vertical passageway 23.
In operation, rotary inductive knob 1 is divided this induction rotary switch by triggering permanent magnet 7 in induction knob 1
Not close to and far from the variation of each triggering magnetically attractive material 8 generation signal, the function of gear regulation and control electric switch is realized, this
Induction rotary switch can effectively avoid the problem that magnetic field radiation interferes gear adjusting, to effectively improve the control of switch
Precision.
As a preferred embodiment of the present invention, incude in knob 1 and be equipped with the arc minutes such as several around center magnetically attractive material 5
The triggering permanent magnet 7 of cloth, the triggering magnetically attractive material for incuding 7 numbers of triggering permanent magnet being equipped in knob 1 and being arranged in detection device 2
The number of material 8 is equal.
As a preferred embodiment of the present invention, respectively the center of triggering permanent magnet 7 and triggering magnetically attractive material 8 is located at half
On two equal circumference of diameter.
As a preferred embodiment of the present invention, center permanent magnet 6, center magnetically attractive material 5 and each triggering permanent magnet 7 are
The cylindrical body of fixed setting.
As a preferred embodiment of the present invention, the magnetic pole that each triggering permanent magnet 7 is located at same side is identical, and each triggering is forever
Magnet 7 is identical as the magnetic pole of 6 opposite side of center permanent magnet.
As a preferred embodiment of the present invention, induction knob 1 is covered including the knob pedestal 11 that Open Side Down and matching
The knob lid 12 of 11 bottom of knob pedestal, interior be equipped with of knob pedestal 11 are located at the rotation that center is used to accommodate center magnetically attractive material 5
Button central channel 13 and several circular settings of knob central channel 13 are used to accommodate the knob triggering slot 14 of each triggering permanent magnet 7 respectively,
Knob lid 12 be equipped with respectively with knob central channel 13 and knob triggering slot 14 cooperation with fix limit center magnetically attractive material 5 and
The knob muscle slot of each triggering permanent magnet 7.
As a preferred embodiment of the present invention, detection device 2 includes the detection pedestal 21 and be located at that Open Side Down is arranged
The detection cover 22 of 21 bottom of pedestal fixed setting is detected, each vertical passageway 23 waits radians setting in detection pedestal 21.
As a preferred embodiment of the present invention, respectively triggering magnetically attractive material 8 is orbicule, and the depth of each vertical passageway 23 is big
In the outer diameter of triggering magnetically attractive material 8.
As a preferred embodiment of the present invention, detection cover 22 is equipped with several be located at below each vertical passageway 23
Through-hole 24, the diameter of each through-hole 24 is less than the outer diameter of each triggering magnetically attractive material 8.
The detection bottom in knob pedestal 11 and knob lid 12 and detection device 2 in operation panel 3, induction knob 1
Seat 21 and detection cover 22, are nonmetallic materials.
The induction knob 1 and detection device 2 incuded in rotary switch passes through between center permanent magnet 6 and center magnetically attractive material 5
Magnetic attraction be separately fixed at the two sides of operation panel 3.Center permanent magnet 6, center magnetically attractive material 5 and each triggering permanent magnet 7 are equal
It is each to trigger the circumferential limit of magnetically attractive material 8 in stationary state, vertically can vertically about 23 play of channel to generate the change of signal
Change.
8 numbers of triggering magnetically attractive material in detection device 2 are the triggering 7 several integral multiples of permanent magnet incuded in knob 1,
To guarantee induction knob 1 switch in operation, triggering magnetically attractive material 8 in detection device 2 can equivalent always triggering, from
And guarantee the stability of signal intensity.
The triggering magnetically attractive material 8 of detection device 2 contacts phase with the contact induction contact in control device 4 in the initial state
It connects, it is that triggering magnetically attractive material 8 can be in the suction of triggering permanent magnet 7 including but not limited to capacitance, and respectively that signal is detected in contact
Power effect is lower to generate upper and lower displacement, and changes the capacitance of contact induction contact.
By above-mentioned setting, incude knob 1 in rotary course, multiple triggering magnetically attractive materials 8 in detection device 2 according to
Secondary generation in a circumferential direction and knob direction of rotation and the consistent change in displacement of angle and recovery action, and in control device 4
The variation that signal is generated on corresponding contact induction contact realizes control device 4 according to the movement of induction knob 1 to control shelves
Position adjusts and the control of electric switch.
Center permanent magnet 6 in detection device 2 is identical with the opposite magnetic pole of each triggering permanent magnet 7 in induction knob 1, makes
It obtains and does not generate suction interference between center permanent magnet 6 and each triggering permanent magnet 7, even if being also at state of repelling each other under nearlyr state,
It can avoid magnetic induction interference to each other.
The depth of vertical passageway 23 is greater than the diameter of triggering magnetically attractive material 8, and is arranged on detection cover 22 positioned at vertical
The through-hole 24 of 23 lower section of channel, increases the motion range of triggering magnetically attractive material 8.In triggering permanent magnet 7 close to triggering magnetically attractive material
During material 8, vertically channel 23 rises triggering magnetically attractive material 8 on the suction of triggering permanent magnet 7, and is triggering forever
When in 7 rotary course of magnet far from triggering magnetically attractive material 8, triggering magnetically attractive material 8 declines under suction and self gravitation effect.
This induction rotary switch can amplitude peak avoid induction rotary switch in magnetic field radiation to switch position adjusting make
The problem of at interference, it can effectively improve the control precision of induction rotary switch.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent deformation or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the application right
It is required that in limited range.
Claims (9)
1. a kind of induction rotary switch, it is characterised in that：Including operation panel, the induction being located on the upside of the operation panel
The detection device of knob and downside, the bottom of the detection device are additionally provided with control device, and the center of the detection device is equipped with
Center permanent magnet, the center of the induction knob are equipped with center magnetically attractive material, and the detection device and induction knob pass through center
The magnetic attraction of permanent magnet and center magnetically attractive storeroom is fixed on the two sides of operation panel, surround center permanent magnetism in the detection device
Body is equipped with several triggering magnetically attractive materials being angularly distributed each other, in the induction knob circular center magnetically attractive material be additionally provided with to
A few triggering permanent magnet, each triggering permanent magnet are fixedly mounted in induction knob, are equipped in the detection device several
Vertical passageway, each triggering magnetically attractive material are separately mounted in each vertical passageway.
2. induction rotary switch according to claim 1, it is characterised in that：Around center magnetically attractive material in the induction knob
Material is equipped with several triggering permanent magnets for waiting radians distribution, the triggering permanent magnet number and detection device being equipped in the induction knob
The number of the triggering magnetically attractive material of middle setting is equal.
3. induction rotary switch according to claim 2, it is characterised in that：Each triggering permanent magnet and triggering magnetically attractive material
The center of material is located on two equal circumference of radius.
4. induction rotary switch according to claim 1, it is characterised in that：The center permanent magnet, center magnetically attractive material
It is the cylindrical body of fixed setting with each triggering permanent magnet.
5. induction rotary switch according to claim 4, it is characterised in that：Each triggering permanent magnet is located at same side
Magnetic pole it is identical, each triggering permanent magnet is identical as the magnetic pole of center permanent magnet opposite side.
6. induction rotary switch according to claim 2 or 3, it is characterised in that：The induction knob includes that Open Side Down
Knob pedestal and matching cover knob lid in the knob base bottom, be equipped in the knob pedestal and be used for positioned at center
The knob central channel of accommodating center magnetically attractive material and several circular knob central channel settings for accommodating each triggering permanent magnet respectively
Knob trigger slot, the knob lid be equipped with respectively with knob central channel and knob triggering slot cooperation to fix limit center
The knob muscle slot of magnetically attractive material and each triggering permanent magnet.
7. induction rotary switch according to claim 1, it is characterised in that：The detection device, which includes that Open Side Down, to be arranged
Detection pedestal and positioned at it is described detection base bottom fixed setting detection cover, the radians such as each described vertical passageway setting exists
It detects in pedestal.
8. induction rotary switch according to claim 7, it is characterised in that：Each triggering magnetically attractive material is orbicule,
The depth of each vertical passageway is greater than the outer diameter of triggering magnetically attractive material.
9. induction rotary switch according to claim 8, it is characterised in that：The detection faces are covered equipped with several positions respectively
Through-hole below each vertical passageway, the diameter of each through-hole are less than the outer diameter of each triggering magnetically attractive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811180103.5A CN108900184A (en) | 2018-10-11 | 2018-10-11 | A kind of induction rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811180103.5A CN108900184A (en) | 2018-10-11 | 2018-10-11 | A kind of induction rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108900184A true CN108900184A (en) | 2018-11-27 |
Family
ID=64360308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811180103.5A Pending CN108900184A (en) | 2018-10-11 | 2018-10-11 | A kind of induction rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108900184A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233077A (en) * | 2019-07-02 | 2019-09-13 | 科世达(上海)机电有限公司 | A kind of rotary switch |
| CN113113256A (en) * | 2021-03-25 | 2021-07-13 | 王林炎 | Magnetic damping type gear adjusting knob |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101005280A (en) * | 2006-01-20 | 2007-07-25 | 深圳市拓邦电子科技股份有限公司 | Induction code switch |
| CN105227170A (en) * | 2015-10-19 | 2016-01-06 | 宁波方太厨具有限公司 | A kind of contactless absolute position knob |
| CN105281732A (en) * | 2015-10-19 | 2016-01-27 | 宁波方太厨具有限公司 | Inductive switch knob and encoding method thereof |
| CN106411306A (en) * | 2016-10-13 | 2017-02-15 | 宁波方太厨具有限公司 | Magnetic-induction knob switch |
| CN208797913U (en) * | 2018-10-11 | 2019-04-26 | 中山凯富电器有限公司 | A kind of induction rotary switch |
-
2018
- 2018-10-11 CN CN201811180103.5A patent/CN108900184A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101005280A (en) * | 2006-01-20 | 2007-07-25 | 深圳市拓邦电子科技股份有限公司 | Induction code switch |
| CN105227170A (en) * | 2015-10-19 | 2016-01-06 | 宁波方太厨具有限公司 | A kind of contactless absolute position knob |
| CN105281732A (en) * | 2015-10-19 | 2016-01-27 | 宁波方太厨具有限公司 | Inductive switch knob and encoding method thereof |
| CN106411306A (en) * | 2016-10-13 | 2017-02-15 | 宁波方太厨具有限公司 | Magnetic-induction knob switch |
| CN208797913U (en) * | 2018-10-11 | 2019-04-26 | 中山凯富电器有限公司 | A kind of induction rotary switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233077A (en) * | 2019-07-02 | 2019-09-13 | 科世达(上海)机电有限公司 | A kind of rotary switch |
| CN113113256A (en) * | 2021-03-25 | 2021-07-13 | 王林炎 | Magnetic damping type gear adjusting knob |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220125 Address after: 510285 card 4, floor 5, building C, No. 26, Industrial Avenue, Xiaolan Town, Zhongshan City, Guangdong Province Applicant after: Zhongshan anyasi Electronic Technology Co.,Ltd. Address before: 528415 building 11, building 2, building 12, No.45, Industrial Avenue middle, Xiaolan Town, Zhongshan City, Guangdong Province Applicant before: ZHONGSHAN KAIFU ELECTRICAL APPLIANCE CO.,LTD. |
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| TA01 | Transfer of patent application right |