CN106757984A - Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor - Google Patents
Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor Download PDFInfo
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- CN106757984A CN106757984A CN201611262685.2A CN201611262685A CN106757984A CN 106757984 A CN106757984 A CN 106757984A CN 201611262685 A CN201611262685 A CN 201611262685A CN 106757984 A CN106757984 A CN 106757984A
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- Prior art keywords
- controllable impedance
- magnetic core
- inductance value
- swingle
- bucket position
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Classifications
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- D06F37/203—
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/087—Water level measuring or regulating devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
A kind of bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor.The displacement that outer barrel of washing machine deviates equilbrium position can be converted into inductance value change by the bucket position sensor；Integrated detector comprising the bucket position sensor, water level of washing machine detecting and bucket position detecting are integrated, in addition to it can detect water level height, the displacement that outer barrel of washing machine deviates equilbrium position can also be detected, judge whether to hit bucket and hit a barrel degree size, so as to CPU takes corresponding regulation measure, overcome washing machine in the prior art and hit the problem that barrel degree cannot be detected, so as to use washing machine to greatest extent.
Description
Art
The present invention relates to washing machine, more particularly to a kind of bucket position sensor and water level and bucket comprising the bucket position sensor
The integrated detector in position.
Background technology
In traditional washing machine, level sensor and to hit barrel signal detection discrete, this detection technique has high cost, peace
The shortcomings of dress space is big, in order to overcome the shortcoming, at present in the technical field, occurs in that water level and hits a barrel integrated sensor skill
Art, such as Fig. 1 hit bucket and water level integrated sensor, including gas lid (101) and shell for Shenlin Electronics Co., Ltd., Hangzhou's exploitation
Body (102), housing has the skeleton of coil-winding, and the intracavity bottom that gas lid and housing are combined to form is provided with flexible sheet
(103), flexible sheet middle part is embedding is connected with diaphragm plate (104), and cored (105) are installed at diaphragm plate middle part, and iron core can be with elastic membrane
Piece is moved axially in the skeleton, and inductance coil (106) is wound with the skeleton of housing, and circuit board (111) is connected with housing, electricity
Road plate is provided with sensing circuit, and housing upper is provided with adjusting screw (108) with iron core axial direction corresponding position, and it is multiple that housing upper face is provided with band
The button (109) of position part, housing is provided with the fluid spring piece (112) and stationary spring electrically connected with the sensing circuit
(113), fluid spring piece is corresponding with the button and can be acted with button actions, makes fluid spring piece with the fixed spring
Piece is contacted or left, and the wire wrap terminal of the inductance coil is connected with the circuit board, and shell (114) is covered with housing.Its
Although bucket will be hit to be integrated with water level detecting, with traditional water level as the discrete detection of bucket is hit, once bucket is hit,
Acted by microswitch or equivalent, barrel signal transmission will be hit to circuit board, so as to terminate this operating of washing machine.It is above-mentioned
No matter water level detects discrete or integrated technology with bucket is hit, and can only all judge to hit the generation of bucket, but cannot detect and hit a barrel degree
Size, it is intelligent not enough, it is impossible to the utilization washing machine of maximum utility so as to corresponding regulation cannot be made.
The content of the invention
Hit the problem that barrel degree cannot be detected in washing machine in the prior art to overcome, the invention provides a kind of bucket position
Sensor, its inductance value that outer barrel of washing machine is converted to the first controllable impedance relative to the displacement (i.e. bucket position) of equilbrium position,
According to the first controllable impedance inductance value size, it can be determined that go out whether washing machine hits bucket and hit a barrel degree size.
To achieve these goals, according to invention one side, there is provided a kind of bucket position sensor, including transmission lever and
First controllable impedance, it is characterised in that first controllable impedance includes Part I and Part II, first adjustable electric
The Part I of sense is fixed in the transmission lever, and the Part II of first controllable impedance is maintained static, institute
State transmission lever to be moved for receiving outer barrel of washing machine collision, drive the Part I motion of first controllable impedance, change
The inductance value of first controllable impedance.
Further, the Part I of the first controllable impedance is contact, the Part II of first controllable impedance be around
There is the first magnetic core of first coil, the contact is contacted with the first coil, the transmission lever is used to receive outer barrel of washing machine
Collide and move, drive the contact to be slided in the first coil, change the coil turn of first controllable impedance, from
And change the inductance value of first controllable impedance.
Further, the Part I of first controllable impedance is the second magnetic core, first controllable impedance
The Part II is the 3rd magnetic core, has air gap, second magnetic core or described between second magnetic core and the 3rd magnetic core
Coil is wound with 3rd magnetic core, second magnetic core is maintained static, and the 3rd magnetic core is fixed in the transmission lever, the biography
Pass bar to be moved for receiving outer barrel of washing machine collision, drive the 3rd magnetic core motion, change the size of gaps so that institute
The inductance value for stating the first controllable impedance changes.
Further, second magnetic core, the 3rd magnetic core are in U-shaped magnetic core, I types magnetic core, circular arc type magnetic core
Kind.
Further, the Part I of first controllable impedance is I type magnetic cores, second of first controllable impedance
It is divided into air core coil, the transmission lever is used to receive outer barrel of washing machine collision and move, and drives the I types magnetic core described hollow
Motion in coil, so as to change the inductance value of first controllable impedance.
Further, the transmission lever includes the first swingle, the first locating rod and the first resetting means, first rotation
There is the first location hole, first locating rod passes through first location hole, and first swingle can be with first on bull stick
Locating rod is axle center rotation, and the Part I of first controllable impedance is fixed on first swingle, described the
The lower end side of first swingle is fixed in one resetting means one end, and the first swingle lower end is used to receive washing machine
The collision of outer barrel, by the rotation of the first swingle, first controllable impedance is passed to by the collision, changes described first
The inductance value size of controllable impedance.
Further, the transmission lever also includes the second swingle, the second locating rod, has the on second swingle
Two location holes, second locating rod passes through second location hole, and second swingle can be axle center with the second locating rod
Rotation, the second swingle upper end side and another side contacts in the first swingle lower end, the second swingle lower end
Collision for receiving outer barrel of washing machine, by the rotation for rotarily driving the first swingle of the second swingle, by the collision
First controllable impedance is passed to, changes the inductance value size of first controllable impedance.
According to another aspect of the present invention, there is provided a kind of any bucket position sensor comprising described in claim 1 to 7
Water level and the integrated detector of bucket position, the water level and the integrated detector of bucket position also include the first inductance value-frequency conversion apparatus, gas
The-the second inductance value conversion equipment of pressure, the second inductance value-frequency conversion apparatus, detection circuit and CPU, the first inductance value-frequency conversion apparatus
The inductance value of first controllable impedance is converted into first frequency, the inductance value conversion equipment of air pressure-the second changes water level of washing machine
The air pressure change for causing is converted to the inductance value of the second controllable impedance, and the second inductance value-frequency conversion apparatus are by second adjustable electric
The inductance value of sense is converted to second frequency, and the first frequency and the second frequency can recognize that by detecting that circuit is converted into CPU
Signal input to CPU, CPU judges water level height and outer barrel displacement according to the signal, and washing machine is made accordingly
Regulation and control.
Further, the inductance value of air pressure-the second conversion equipment includes pressure sensitive room, elastic diaphragm with passage
With the second controllable impedance, the elastic diaphragm is located at pressure sensitive outdoor face, and second controllable impedance has Part I
And Part II, the Part II of second controllable impedance maintains static, and described the first of second controllable impedance
Part is fixed together with the elastic diaphragm, when water level of washing machine change causes the air pressure change of the pressure sensitive room,
The elastic diaphragm drives the Part I of second controllable impedance relative to described the of second controllable impedance
Two componental movements so that the inductance value of second controllable impedance changes.
Further, first inductance value-frequency conversion apparatus and second inductance value-frequency conversion apparatus are vibration
Circuit.
Apply the technical scheme of the present invention, the displacement (bucket position) of outer barrel of washing machine relative equilibrium position can be detected,
And the detecting of washing machine bucket position and water level detecting can be integrated, space is reduced, cost-effective, CPU can be according to detecting
To bucket position and water level judge whether to hit bucket, barrel degree size and water level of washing machine hit just, so that CPU takes accordingly
Regulation measure, uses washing machine to greatest extent.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is that one kind hits bucket and water level integrated sensor in the prior art.
Fig. 2 is a kind of first embodiment schematic diagram of bucket position sensor of the invention.
Fig. 3 is a kind of second embodiment schematic diagram of bucket position sensor of the invention.
Fig. 4 is a kind of 3rd embodiment schematic diagram of bucket position sensor of the invention.
Fig. 5 is a kind of fourth embodiment schematic diagram of bucket position sensor of the invention.
Fig. 6 is water level of the invention and the integrated detector functional block diagram of bucket position.
Fig. 7 is the inductance value of air pressure-the second conversion equipment one embodiment schematic diagram of the invention.
Specific embodiment
Fig. 2 shows a kind of first embodiment of bucket position sensor of the invention.In Fig. 2, bucket position sensor includes transmission
Bar 201 and controllable impedance 206, transmission lever 201 include resetting means 202, the swingle 203 with a location hole 204 and determine
Position bar 205, locating rod 205 passes through the location hole 204, and swingle 203 can be with locating rod 205 for axle center rotates, resetting means
The side of lower end 211 of swingle 203 is fixed in 202 one end, and the other end is securable to as on casing of washing machine inwall, for rotating
The reset of bar 203.Controllable impedance 206 includes being wound with the magnetic core 207 and contact 209 of coil 208, and the one end of contact 209 is fixed on rotation
On bull stick 203, the other end is contacted with coil 208.
In the course of the work, locating rod 205 is maintained static, and the opposite side of lower end 211 and the outer barrel of washing machine of swingle 203 connect
Touch, when washing machine inner tub rotation triggers outer barrel to deviate equilbrium position, the opposite side of 203 lower end of outer barrel of washing machine collision swingle 211,
Swingle 203 receives outer barrel of washing machine collision, and with locating rod 205 for axle center rotates, band moving contact 209 is slided on coil 208,
Change the coil turn of controllable impedance 206, and then cause the inductance value of controllable impedance 206 to change, so as to outer barrel of washing machine is relative
Displacement (i.e. bucket position) in equilbrium position is converted to corresponding inductance value change, is changed according to inductance value, would know that whether washing machine is sent out
Life is hit bucket and hits a barrel degree size.
Preferably, locating rod 205 is T-shaped locating rod
Preferably, resetting means 202 is spring.
In the course of the work, locating rod 205 is securable to casing of washing machine inwall, is also securable to other bearings.
The magnetic core 207 of controllable impedance 206 is in addition to shown hollow magnetic core, or ring type magnetic core, I type magnetic cores, U-shaped magnetic
Core etc..
Fig. 3 shows a kind of second embodiment of bucket position sensor of the invention.Difference with Fig. 2 is controllable impedance
Difference, the controllable impedance 306 in Fig. 3 includes magnetic core 307 and magnetic core 309 and the coil 308 being around on magnetic core 309, the He of magnetic core 307
There is air gap 310, the magnetic core 307 of controllable impedance 306 is fixed on the swingle 203, the controllable impedance between magnetic core 309
306 magnetic core 309 is maintained static.
In the course of the work, locating rod 205 is maintained static, and the opposite side of lower end 211 and the outer barrel of washing machine of swingle 203 connect
Touch, when washing machine inner tub rotation triggers outer barrel to deviate equilbrium position, the opposite side of 203 lower end of outer barrel of washing machine collision swingle 211,
Swingle 203 receives outer barrel of washing machine collision, and swingle 203 is with locating rod 205 for axle center rotates, and drive is fixed thereto together
The magnetic core 307 of controllable impedance 306 move, cause the change of the air gap 310 of controllable impedance 306, and then cause controllable impedance 306
Inductance value change, so as to outer barrel of washing machine is converted into the change of corresponding inductance value relative to the displacement (i.e. bucket position) of equilbrium position,
Changed according to inductance value, would know that whether washing machine hits bucket and hit a barrel degree size.
In Fig. 3, the magnetic core 307 of controllable impedance 306 and the position of magnetic core 309 are interchangeable.
The magnetic core 307 of controllable impedance 306 can be circular arc type, U-shaped etc. in addition to I types.
The magnetic core 309 of adjustable inductance 306 can be I types, circular arc etc. in addition to U-shaped.
Fig. 4 shows a kind of 3rd embodiment of bucket position sensor of the invention, and the difference with Fig. 2 is controllable impedance
Difference, the controllable impedance 406 in Fig. 4 is made up of an I types magnetic core 407 and an air core coil 408, and air core coil 408 is fixed
Motionless, I types magnetic core 407 is fixed on swingle 203.
In the course of work, locating rod 205 is maintained static, and the opposite side of lower end 211 and the outer barrel of washing machine of swingle 203 connect
Touch, when washing machine inner tub rotation triggers outer barrel to deviate equilbrium position, the opposite side of 203 lower end of outer barrel of washing machine collision swingle 211,
Swingle 202 receives outer barrel of washing machine collision, and swingle 203 is with locating rod 205 for axle center rotates, and drive is fixed thereto together
I types magnetic core 407 moved in air core coil 408, change the inductance value size of controllable impedance 406, so as to by outer barrel of washing machine phase
Corresponding inductance value change is converted to for the displacement (i.e. bucket position) of equilbrium position, is changed according to inductance value, whether would know that washing machine
Hit bucket and hit a barrel degree size.
In Fig. 4, the I types magnetic core 407 of controllable impedance 406 and the position of air core coil 408 are interchangeable.
In the embodiment of Fig. 2 to Fig. 4, the particular location for being fixed on controllable impedance part on swingle can be according to washing machine
Model or washing machine adjusting performance.
In Fig. 2 to Fig. 4, shown transmission lever contains only a swingle, it is defined as into one-level transmission lever, accordingly
Ground, if comprising two swingles, it is defined as into two grades of transmission levers, such as comprising N number of transmission lever, N grades of transmission is defined as by it
Bar.
Fig. 5 shows a kind of fourth embodiment of bucket position sensor of the invention, and the difference with Fig. 3 is that Fig. 5 compares Fig. 3
Many one swingles 503 and locating rod 505 with location hole 504, the locating rod 505 passes through the location hole 504,
The swingle 503 can be with locating rod 505 for axle center rotates, the side of upper end 511 and the swingle 203 of the swingle 503
Another side contacts in lower end 211.
In the course of the work, locating rod 505 is maintained static, and the lower end 506 of swingle 503 receives touching for outer barrel of washing machine
Hit, swingle 503, for axle center rotates, swingle 203 is passed to by colliding with locating rod 505 by the upper end 511 of swingle 503
Lower end 211, swingle 203 with locating rod 205 be axle center rotate so that the inductance value size of controllable impedance 306 changes, from
And outer barrel of washing machine is converted into corresponding inductance value change relative to the displacement (i.e. bucket position) of equilbrium position, changed according to inductance value,
Would know that whether washing machine hits bucket and hit a barrel degree size.
Preferably, locating rod 505 is T-shaped locating rod
In Fig. 5, the controllable impedance 406. in the replaceable controllable impedance 206 or Fig. 4 in Fig. 2 of inductance 306
The transmission lever of the bucket position sensor shown in Fig. 5 is two grades of transmission levers, is one-level transmission lever with Fig. 2 to Fig. 4 transmission levers
Bucket position sensor compare, under same outer barrel of washing machine displacement, bucket position sensor shown in Fig. 5 can be used total length less
Bucket position is converted to inductance value change by swingle, so as to the volume of bucket position sensor, reduces cost can be reduced.
If Fig. 6 is a kind of water level of the invention and the integrated detector block diagram of bucket position, it includes foregoing bucket position sensor, first
Inductance value-frequency conversion apparatus, the inductance value of air pressure-the second conversion equipment, the second inductance value-frequency conversion apparatus, detection circuit and CPU,
Outer barrel of washing machine is converted into the bucket position sensor sense of the first controllable impedance relative to the displacement (bucket position) of equilbrium position
Value, used as the input of the first inductance value-frequency conversion apparatus, the first inductance value-frequency conversion apparatus are by first controllable impedance
Inductance value is converted to first frequency, and the inductance value of air pressure-the second conversion equipment is converted to the air pressure change that water level of washing machine change causes
The inductance value of the second controllable impedance, used as the input of the second inductance value-frequency conversion apparatus, the second inductance value-frequency conversion apparatus are by institute
The inductance value for stating the second controllable impedance is converted to second frequency, the first frequency and second frequency as detection circuit input,
By detecting that circuit is converted into the recognizable signal inputs of CPU to CPU, CPU judges that water level of washing machine is high according to the signal
Low and outer barrel displacement, corresponding regulation and control are made to washing machine.
Wherein, the first inductance value-freq converting circuit and the second inductance value-freq converting circuit can be oscillating circuit.
If Fig. 7 is shown in one embodiment of the inductance value conversion equipment of air pressure-the second.In Fig. 7, the conversion of the inductance value of air pressure-the second
Device includes the pressure sensitive room 701 with passage (not shown), elastic diaphragm 702 and controllable impedance 703, adjustable electric
Sense 703 includes magnetic core 704 and is wound with the magnetic core 705 of coil 706 have air gap 707, magnetic core between magnetic core 704 and magnetic core 705
705 maintain static, and the elastic diaphragm 702 is located at the outer surface of pressure sensitive room 701, and elastic diaphragm 702 is fixed on magnetic core 704
Together, when water level of washing machine change cause variation in water pressure, cause air pressure in pressure sensitive room 701 to change, so that elasticity every
Film 702 is moved, and drives magnetic core 704 to be subjected to displacement, and changes the air gap 707 between magnetic core 704 and magnetic core 705, so as to change adjustable
The inductance value of inductance 703.
Wherein, the magnetic core 704 of the controllable impedance 703 in Fig. 7 can be circular arc type, U-shaped etc. in addition to I types.
Wherein, the magnetic core 705 of the controllable impedance 703 in Fig. 7 can be I types, circular arc etc. in addition to U-shaped.
Wherein, the position of magnetic core 704 and magnetic core 705 is interchangeable in Fig. 7.
Alternatively, controllable impedance 703 can be made up of I types magnetic core 407 and air core coil 408 in such as Fig. 4, air core coil
408 or I types magnetic core 407 is fixed on elastic diaphragm 702, and corresponding I types magnetic core 407 or air core coil 408 are maintained static, and work as laundry
Machine SEA LEVEL VARIATION causes variation in water pressure, causes air pressure in pressure sensitive room 701 to change, and drives elastic diaphragm 702 to move, and makes
I types magnetic core 407 and the relative motion of air core coil 408 are obtained, so as to change the inductance value of controllable impedance 703.
Alternatively, controllable impedance 703 can be made up of contact 209 as shown in Figure 2 with the magnetic core 207 for being wound with coil 208, magnetic
Core 207 is fixed, and the end thereof contacts coil 208 of contact 209, the other end is fixed on elastic diaphragm 702, when water level of washing machine change is drawn
Variation in water pressure is played, air pressure changes in pressure sensitive room 701, drive elastic diaphragm 702 to move so that contact 209 is described
Slided on coil, so that change the coil turn of controllable impedance 703, so as to change the inductance value of controllable impedance 703.
Specific embodiment of the invention described in detail above.It is to be understood that, embodiments of the present invention are simultaneously not only limited
In these embodiments, the description of these embodiments is only used for help and understands spirit of the invention.In disclosed spirit
Under, various change made for the present invention all should be within the scope of the present invention.Scope of patent protection of the invention should be by
Appending claims is limited.
Claims (10)
1. a kind of bucket position sensor, including transmission lever and the first controllable impedance, it is characterised in that first controllable impedance includes
Part I and Part II, the Part I of first controllable impedance are fixed in the transmission lever, and described first
The Part II of controllable impedance is maintained static, and the transmission lever is used to receive outer barrel of washing machine collision and move, and drives institute
The Part I motion of the first controllable impedance is stated, changes the inductance value of first controllable impedance.
2. bucket position sensor according to claim 1, it is characterised in that the Part I of first controllable impedance is tactile
Head, the Part II of first controllable impedance is the first magnetic core for being wound with first coil, the contact and the first coil
Contact, the transmission lever is used to receive outer barrel of washing machine collision and move, and drives the contact to be slided in the first coil,
Change the coil turn of first controllable impedance, so as to change the inductance value of first controllable impedance.
3. bucket position sensor according to claim 1, it is characterised in that the Part I of first controllable impedance
Be the second magnetic core, the Part II of first controllable impedance is the 3rd magnetic core, second magnetic core and the 3rd magnetic core it
Between have air gap, coil is wound with second magnetic core or the 3rd magnetic core, second magnetic core is maintained static, the described 3rd
Magnetic core is fixed in the transmission lever, and the transmission lever is used to receive outer barrel of washing machine collision and move, and drives the 3rd magnetic
Core is moved, and changes the size of gaps so that the inductance value of first controllable impedance changes.
4. bucket position sensor according to claim 3, it is characterised in that second magnetic core, the 3rd magnetic core are U-shaped
One kind in magnetic core, I types magnetic core, circular arc type magnetic core.
5. bucket position sensor according to claim 1, it is characterised in that the Part I of first controllable impedance is I
Type magnetic core, the Part II of first controllable impedance is air core coil, and the transmission lever is used to receive outer barrel of washing machine collision
And move, drive the I types magnetic core to be moved in the air core coil, so as to change the inductance value of first controllable impedance.
6. the bucket position sensor of any one according to claim 1 to 5, it is characterised in that the transmission lever includes the first rotation
Bull stick, the first locating rod and the first resetting means, have the first location hole on first swingle, first locating rod is worn
Cross first location hole, first swingle with the first locating rod be axle center rotation, first controllable impedance it is described
Part I is fixed on first swingle, and the lower end of first swingle is fixed in described first resetting means one end
Side, the first swingle lower end is used to receive the collision of outer barrel of washing machine, by the rotation of the first swingle, is touched described
Hit and pass to first controllable impedance, change the inductance value size of first controllable impedance.
7. bucket position sensor according to claim 6, it is characterised in that the transmission lever also includes the second swingle, the
Two locating rods, have the second location hole on second swingle, second locating rod passes through second location hole, described
Second swingle can be axle center rotation, the second swingle upper end side and the first swingle lower end with the second locating rod
Another side contacts, the second swingle lower end is used to receive the collision of outer barrel of washing machine, by the rotating band of the second swingle
The rotation of dynamic first swingle, first controllable impedance is passed to by the collision, changes the sense of first controllable impedance
Value size.
8. a kind of water level and the integrated detector of bucket position of any bucket position sensor comprising described in claim 1 to 7, its feature exist
In also including the first inductance value-frequency conversion apparatus, the inductance value of air pressure-the second conversion equipment, the second inductance value-frequency conversion apparatus, inspection
The inductance value of first controllable impedance is converted to first frequency by slowdown monitoring circuit and CPU, the first inductance value-frequency conversion apparatus, and air pressure-
The air pressure change that water level of washing machine change causes is converted to second inductance value conversion equipment the inductance value of the second controllable impedance, the second sense
The inductance value of second controllable impedance is converted to second frequency, the first frequency and described second by value-frequency conversion apparatus
Frequency is converted into the recognizable signal inputs of CPU to CPU by detecting circuit, and CPU judges water level just according to the signal
With outer barrel displacement, corresponding regulation and control are made to washing machine.
9. water level according to claim 8 and the integrated detector of bucket position, it is characterised in that the inductance value of air pressure-the second turns
Changing device includes the pressure sensitive room with passage, elastic diaphragm and the second controllable impedance, and the elastic diaphragm is located at pressure
Sensing outdoor face, second controllable impedance has Part I and a Part II, and described the of second controllable impedance
Two parts maintain static, and the Part I and the elastic diaphragm of second controllable impedance are fixed together, in laundry
When machine SEA LEVEL VARIATION causes the air pressure change of the pressure sensitive room, the elastic diaphragm drives the institute of second controllable impedance
State Part I to be moved relative to the Part II of second controllable impedance so that the inductance value of second controllable impedance
Change.
10. water level according to claim 9 and the integrated detector of bucket position, it is characterised in that first inductance value-frequency turns
Changing device and second inductance value-frequency conversion apparatus are oscillating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611262685.2A CN106757984A (en) | 2016-12-30 | 2016-12-30 | Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611262685.2A CN106757984A (en) | 2016-12-30 | 2016-12-30 | Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor |
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| CN106757984A true CN106757984A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611262685.2A Pending CN106757984A (en) | 2016-12-30 | 2016-12-30 | Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760917A (en) * | 2020-12-14 | 2021-05-07 | 珠海格力电器股份有限公司 | Eccentricity detection control device, control method and washing machine |
| CN113699744A (en) * | 2021-08-30 | 2021-11-26 | 无锡飞翎电子有限公司 | Clothes treatment equipment, balance control method and device thereof, and storage medium |
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| JPH0898988A (en) * | 1994-09-30 | 1996-04-16 | Matsushita Electric Ind Co Ltd | Fully automatic washing machine |
| JPH0994380A (en) * | 1995-09-29 | 1997-04-08 | Matsushita Electric Ind Co Ltd | Washing machine |
| US20020100329A1 (en) * | 1999-02-20 | 2002-08-01 | Lg Electronics Inc. | Vibration detecting apparatus |
| KR20010049030A (en) * | 1999-11-30 | 2001-06-15 | 구자홍 | Device for sensing a water level and vibration-quantity in a drum-washer and Methode for controlling driving-unit by this device |
| CN201084562Y (en) * | 2007-09-03 | 2008-07-09 | 宜兴市明圆塑料电器有限公司 | Washing machine safety switch |
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| CN104637661A (en) * | 2015-02-06 | 2015-05-20 | 四川蓝讯宝迩电子科技有限公司 | Current induction structure bringing convenience to adjustment of transformation ratio |
| CN206512466U (en) * | 2016-12-30 | 2017-09-22 | 青岛云路新能源科技有限公司 | Bucket position sensor and the integrated detector of water level and bucket position comprising the bucket position sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112760917A (en) * | 2020-12-14 | 2021-05-07 | 珠海格力电器股份有限公司 | Eccentricity detection control device, control method and washing machine |
| CN112760917B (en) * | 2020-12-14 | 2022-03-25 | 珠海格力电器股份有限公司 | Eccentricity detection control device, control method and washing machine |
| CN113699744A (en) * | 2021-08-30 | 2021-11-26 | 无锡飞翎电子有限公司 | Clothes treatment equipment, balance control method and device thereof, and storage medium |
| CN113699744B (en) * | 2021-08-30 | 2024-06-04 | 无锡飞翎电子有限公司 | Laundry treating apparatus, balance control method and apparatus thereof, and storage medium |
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Effective date of registration: 20190107 Address after: 266109 No. 97 Yanyang Road, Chengyang District, Qingdao City, Shandong Province Applicant after: QINGDAO YUNLU JUNENG ELECTRIC Co.,Ltd. Address before: 266200 West Railway Station, Lancun Town, Jimo City, Qingdao City, Shandong Province (Chengxi Industrial Park) Applicant before: QINGDAO YUNLU ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20220913 Address after: 2# workshop, Hefei Huilip Motor Co., Ltd., west of Fenghua West Road, Taohua Industrial Park, Hefei City, Anhui Province, 231200 Applicant after: Hefei Yunlu Juneng Electric Co.,Ltd. Address before: 266109, No. 97, sunny road, Chengyang District, Shandong, Qingdao Applicant before: QINGDAO YUNLU JUNENG ELECTRIC Co.,Ltd. |
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Application publication date: 20170531 |