CN209588966U - A kind of position detecting device, system and electrical equipment - Google Patents
A kind of position detecting device, system and electrical equipment Download PDFInfo
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- CN209588966U CN209588966U CN201920613670.9U CN201920613670U CN209588966U CN 209588966 U CN209588966 U CN 209588966U CN 201920613670 U CN201920613670 U CN 201920613670U CN 209588966 U CN209588966 U CN 209588966U
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Abstract
The utility model discloses a kind of position detecting device, system and electrical equipment, which includes: position detecting module, ground wire, power supply line and the first division module；The input terminal of position detecting module is connect with the first end of the first division module, and the output end of position detecting module is connect with the second end of the first division module, and the ground terminal of position detecting module passes through ground wire grounded；The first end of first division module and the input terminal of position detecting module pass through power supply line respectively and connect with processing module.Position detecting device provided in this embodiment reduces cost to realize two-wire system communication mode, reduces the effect of installation steps.
Description
Technical field
The utility model embodiment be related to technical field of electrical equipment more particularly to a kind of position detecting device, system with
And electrical equipment.
Background technique
With the improvement of living standards, the electrical equipments such as refrigerator, washing machine, electric pressure cooking saucepan are indispensable in daily life
It is few.But when using electrical equipment, user forgets whether shut the door of electrical equipment or pot cover sometimes.
Currently, whether the door or pot cover of detection electrical equipment are shut, position detecting system is generally used.Fig. 1 is existing skill
The structural schematic diagram of one of art position detecting system, as shown in Figure 1, processor 10 and position inspection in position detecting system
The signal surveyed between device 20 is transmitted using three-wire system communication mode, i.e. 30, signal wires 40 and one of a ground wire
Root power supply line 50.
However, three-wire system communication mode is at high cost, installation is complicated.
Utility model content
The utility model provides a kind of position detecting device, system and electrical equipment, to realize two-wire system communication mode,
Cost is reduced, the effect of installation steps is reduced.
In a first aspect, the utility model embodiment provides a kind of position detecting device, which includes:
Position detecting module, ground wire, power supply line and the first division module；
The input terminal of the position detecting module is connect with the first end of first division module, the position detection mould
The output end of block is connect with the second end of first division module, and the ground terminal of the position detecting module passes through the ground wire
Ground connection；
The first end of first division module and the input terminal of the position detecting module pass through the power supply line respectively
It is connect with processing module.
Further, the position detecting module position detection unit, first switch unit and second switch unit；
The input terminal of the position detection unit respectively with the first end and the first switch of first division module
The first end of unit connects, the output end of the position detection unit respectively with the control terminal of the first switch unit and described
The control terminal of second switch unit connects, and the ground terminal of the position detection unit passes through described ground wire grounded；
The second end of the first switch unit is connect with the second end of first division module；
The first end of the second switch unit is connect with the second end of first division module, the second switch list
The second end ground connection of member；
The first switch unit and the second switch unit are in parallel；
The input terminal of the position detection unit, the first end of first division module and the first switch unit
First end connect respectively by the power supply line with the processing module.
Further, the first switch module includes P type metal oxide semiconductor type field-effect tube；Described second opens
Closing module includes N-type MOS type field-effect tube.
Further, the position detecting module includes position detection unit and third switch unit；
The input terminal of the position detection unit is connect with the first end of first division module, the position testing unit
The output end of member is connect with the control terminal of the third switch unit, and the ground terminal of the position detection unit passes through the ground wire
Ground connection；
The first end of the third switch unit is connect with the second end of first division module, and the third switch is single
The second end of member passes through described ground wire grounded；
The first end of the input terminal of the position detection unit and first division module passes through the power supply line respectively
It is connect with the processing module.
Further, the third switch unit includes times in MOS type field-effect tube or triode
It anticipates one kind.
Further, the position detecting module includes:
Hall sensor or magnetoresistive sensor.
Second aspect, the utility model embodiment additionally provide a kind of position detecting system, which includes:
The position detecting device, the second division module, processing module, power supply module and the magnet of first aspect；
The position detecting device is connect by the power supply line with the processing module；
The first end of second division module is connect with the power supply module, the second end point of second division module
It is not connect with the input terminal of the first end of first division module and the position detecting module；
The magnet is located in examined object.
The third aspect, the utility model embodiment additionally provide a kind of electrical equipment, which includes second aspect
The position detecting system.
Further, the position detecting module of the position detecting system includes position detection unit, first switch
Unit and second switch unit；
The position detection unit respectively with the control terminal of the first switch unit and the second switch unit
Control terminal connection；The magnet is set in examined object；The position detection unit is used to obtain the position of the magnet
Signal, and the position signal is generated into control signal, it is opened with controlling the first switch unit or the second switch unit
It opens, the processing module determines the position of the examined object according to the voltage signal of the position detection unit input terminal；
The electrical equipment includes ontology and the component to be detected that is flexibly connected with the ontology；The position detection dress
Set, second division module, the power supply module and the processing module are located on the ontology, the magnet is arranged in institute
It states on component to be detected, the component to be detected is the examined object.
Further, the position detecting module of the position detecting system includes position detection unit and third switch
Unit；
The position detection unit is connect with the control terminal of the third switch unit；The magnet is set to object to be detected
On body；The position detection unit is used to obtain the position signal of the magnet, and the position signal is generated control signal,
To control the unlatching of the third switch unit, the processing module is according to the voltage signal of the position detection unit input terminal
Determine the position of the examined object；
The electrical equipment includes ontology and the component to be detected that is flexibly connected with the ontology；The position detection dress
Set, second division module, the power supply module and the processing module are located on the ontology, the magnet is arranged in institute
It states on component to be detected, the component to be detected is the examined object.
Further, the electrical equipment includes refrigerator, and the ontology is refrigerator body, and the component to be detected is refrigerator
Door；Alternatively,
The electrical equipment includes grill pan, and the ontology is grill pan pot body, and the component to be detected is grill pan pot cover；Or
Person,
The electrical equipment includes washing machine, and the ontology is washing machine body, and the component to be detected is door of washing machine；
Alternatively,
The electrical equipment includes water purifier, and the ontology is water purifier ontology, and the component to be detected is water purifier lid；
Alternatively,
The electrical equipment includes air purifier, and the ontology is air purifier body, and the component to be detected is
Air purifier lid.
Position detecting system provided by the utility model includes position detecting module, ground wire, power supply line and the first partial pressure mould
Block；The input terminal of position detecting module is connect with the first end of the first division module, the output end of position detecting module and first
The second end of division module connects, and the ground terminal ground connection of position detecting module passes through ground wire grounded；The first of first division module
The input terminal of end and position detecting module passes through power supply line respectively and connect with processing module.It is detected by position detecting module to be checked
The position signal for surveying object controls the flow direction of position detecting device electric current according to position signal, to pass through position detecting module
The voltage signal of input end judges the position of examined object, and compared with prior art, the technical program passes through position detection
Voltage signal at module input is the position that can determine whether examined object, that is, reduces signal wire, is solved in the prior art
Three-wire system communication mode is at high cost, installs challenge, realizes two-wire system communication mode, reduces cost, reduce installation steps
Effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of position detecting system in the prior art；
Fig. 2 is a kind of structural schematic diagram of position detecting device provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of another position detecting device provided by the embodiment of the utility model
Fig. 4 is the structural schematic diagram of another position detecting device provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of another position detecting device provided by the embodiment of the utility model；
Fig. 6 is a kind of structural schematic diagram of position detecting system provided by the embodiment of the utility model；
Fig. 7 is a kind of structural schematic diagram of electrical equipment provided by the embodiment of the utility model；
Fig. 8 is the structural schematic diagram of another electrical equipment provided by the embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 2 is a kind of structural schematic diagram of position detecting device provided by the embodiment of the utility model, as shown in Fig. 2, should
Position detecting device 100 includes: position detecting module 60, ground wire 30, power supply line 50 and the first division module 70；Position detection mould
The input terminal of block 60 is connect with the first end of the first division module 70, the output end of position detecting module 60 and the first division module
70 second end connection, the ground terminal of position detecting module 60 are grounded by ground wire 30；The first end of first division module 70 and
The input terminal of position detecting module 60 passes through power supply line 50 respectively and connect with processing module 10.
Wherein, it is preferred that the first division module 70 includes first resistor, and resistance value may include any need including 0 Ω
The value wanted, the present embodiment do not limit it specifically.Power supply module VCC outside position detecting device 100 passes through the second partial pressure
Module 90 is the power supply of position detecting device 100.The input terminal of position detecting module 60 passes through power supply line 50 and processing module 10
I/O interface 11 connects, that is, realizes the connection of processing module 10 and position detecting device 100.
Illustratively, when position detecting module 60 detects that the position signal of examined object is first position signal,
Current direction when power supply module VCC powers to position detecting device 100 is from power supply module VCC by the second division module 90
With position detecting module 60, the voltage signal of 60 input end of position detecting module is the voltage signal of power supply module VCC at this time,
For example, 5V, the voltage signal of 10 acquisition position detection module of processing module, 60 input end at this time, and according to this voltage signal
Judge the position of examined object at this time.When position detecting module 60 detects that the position signal of examined object is the second position
When signal, current direction when power supply module VCC powers to position detecting device 100 is successively to pass through the from power supply module VCC
Two division modules 90, the first division module 70, such as the second division module 90 and the first division module 70 are all resistance, and resistance
It is worth identical, such as the resistance of the second division module 90 and the first division module 70 is 5k Ω, so position detecting module 60 at this time
The voltage signal of input end is the half of the voltage signal of power supply module VCC, is 2.5V, the detection of 10 acquisition position of processing module
The voltage signal of 60 input end of module at this time, and the position of examined object at this time is judged according to voltage signal at this time.
It should be noted that because different I/O interfaces 11 identifies that the level of voltage signal is different, it can be according to I/O
Interface 11 passes through the first division module 70 of control to the partial pressure value of the first division module of identification horizontal adjustment 70 of voltage signal
Partial pressure value, so that I/O interface 11 is identified the voltage signal of 60 input end of position detecting module.
Position detecting system provided by the utility model includes position detecting module, ground wire, power supply line and the first partial pressure mould
Block；The input terminal of position detecting module is connect with the first end of the first division module, the output end of position detecting module and first
The second end of division module connects, and the ground terminal ground connection of position detecting module passes through ground wire grounded；The first of first division module
The input terminal of end and position detecting module passes through power supply line respectively and connect with processing module.It is detected by position detecting module to be checked
The position signal for surveying object controls the flow direction of position detecting device electric current according to position signal, to pass through position detecting module
The voltage signal of input end judges the position of examined object, and compared with prior art, the technical program passes through position detection
Voltage signal at module input is the position that can determine whether examined object, that is, reduces signal wire, is solved in the prior art
Three-wire system communication mode is at high cost, installs challenge, realizes two-wire system communication mode, reduces cost, reduce installation steps
Effect.
On the basis of above scheme, optionally, Fig. 3 is a kind of position detecting device provided by the embodiment of the utility model
Structural schematic diagram, as shown in figure 3, the position detecting module 60 includes: position testing unit element module 61, first switch unit 62
With second switch unit 63；The input terminal of position detection unit 61 first end and first switch with the first division module 70 respectively
The first end of unit 62 connects, and the output end of position detection unit 61 is opened with the control terminal of first switch unit 62 and second respectively
The control terminal connection of unit 63 is closed, the ground terminal of position detection unit 61 is grounded by ground wire 30；The of first switch unit 62
Two ends are connect with the second end of the first division module 70；The second of the first end of second switch unit 63 and the first division module 70
End connection, the second end ground connection of second switch unit；First switch unit 62 and second switch unit 63 are in parallel；Position testing unit
Input terminal, the first end of the first division module 70 and the first end of second switch unit 63 of member 61 pass through power supply line 50 respectively
It is connect with processing module 10.
Illustratively, when position detection unit 61 detects that the position signal of examined object is first position signal,
First control signal is generated according to first position signal, first control signal for example can control opening for first switch unit 62
It is logical, and second switch unit 63 disconnects, so current direction when power supply module VCC powers to position detecting device 100 at this time
It is from power supply module VCC by the second division module 90 and first switch unit 62, since second switch unit 63 disconnects, so
The voltage signal of 61 input end of position detection unit is the voltage signal of power supply module VCC, for example, 5V, processing module at this time
The voltage signal of 10 acquisition position detection unit, 61 input end at this time, and judge examined object at this time according to this voltage signal
Position.When position detection unit 61 detects that the position signal of examined object is second position signal, according to second
Confidence number generates second control signal, and second control signal for example can control the open-minded of second switch unit 63, and first opens
It closes unit 62 to disconnect, so current direction when power supply module VCC powers to position detecting device 100 at this time is from power supply module
VCC successively passes through the second division module 90, the first division module 70 and second switch unit 63, such as the second division module 90
It is all resistance with the first division module 70, and resistance value is identical, such as the electricity of the second division module 90 and the first division module 70
Resistance is 5k Ω, so the voltage signal of 61 input end of position detection unit is the one of the voltage signal of power supply module VCC at this time
Half, for example, 2.5V, the voltage signal of 10 acquisition position detection unit of processing module, 61 input end at this time, and according at this time
Voltage signal judges the position of examined object at this time.
The technical program controls first switch unit or second switch list by the control signal that position detection unit exports
Then the unlatching of member judges the position of examined object, with existing skill by the voltage signal of position detection unit input end
Art is compared, and the voltage signal that the technical program passes through position detection unit input end is the position that can determine whether examined object,
Reduce signal wire, three-wire system communication mode is at high cost in the prior art for solution, installs complicated problem, realizes that two-wire system is logical
Letter mode, reduces cost, reduces the effect of installation steps.
Based on the above technical solution, optionally, Fig. 4 is another position inspection provided by the embodiment of the utility model
The structural schematic diagram of device is surveyed, as shown in figure 4, first switch unit 62 includes P type metal oxide semiconductor type field-effect tube；
Second switch unit 63 includes N-type MOS type field-effect tube.
Wherein, P type metal oxide semiconductor type field-effect tube includes grid, source electrode and drain electrode, N-type metal oxide half
Conductor type field-effect tube includes grid, source electrode and drain electrode, and the grid of P type metal oxide semiconductor type field-effect tube and position are examined
Survey unit 61 output end connection, the source electrode of P type metal oxide semiconductor type field-effect tube respectively with the first division module 70
Second end and position detection unit 61 input terminal connection, the drain electrode of P type metal oxide semiconductor type field-effect tube and N
The source electrode of type metal oxide semiconductor type field-effect tube connects, the grid of N-type MOS type field-effect tube with
The output end of position detection unit 61 connects, the grounded drain of N-type MOS type field-effect tube.
On the basis of above scheme, optionally, Fig. 5 is a kind of position detecting device provided by the embodiment of the utility model
Structural schematic diagram, as shown in figure 5, the position detecting module 60 include position detection unit 61 and third switch unit 64；Position
The input terminal for setting detection unit 61 is connect with the first end of the first division module 70, the output end and third of position detection unit 61
The control terminal of switch unit 64 connects, and the ground terminal of position detection unit 61 is grounded by ground wire 30；Third switch unit 64
First end is connect with the second end of the first division module 70, the second end ground connection of third switch unit 64；Position detection unit 61
Input terminal and the first end of the first division module 70 pass through power supply line 50 respectively and connect with processing module 10.
Illustratively, when position detection unit 61 detects that the position signal of examined object is first position signal,
First control signal is generated according to first position signal, first control signal for example can control the disconnected of third switch unit 64
It opens, the voltage signal of 61 input end of position detection unit is the voltage signal of power supply module VCC, for example, 5V, processing at this time
The voltage signal of 10 acquisition position detection unit of module, 61 input end at this time, and examined object is judged according to this voltage signal
Position at this time.When position detection unit 61 detects that the position signal of examined object is second position signal, according to the
Two position signals generate second control signal, and second control signal for example can control the open-minded of third switch unit 64, at this time
Current direction when power supply module VCC powers to position detecting device 100 is successively to pass through the second partial pressure mould from power supply module VCC
Block 90, the first division module 70 and third switch unit 64, such as the second division module 90 and the first division module 70 be all
Resistance, and resistance value is identical, such as the resistance of the second division module 90 and the first division module 70 is 5k Ω, so position at this time
The voltage signal of 61 input end of detection unit is the half of the voltage signal of power supply module VCC, for example, 2.5V, processing module
The voltage signal of 10 acquisition position detection unit, 61 input end at this time, and examined object is judged according to voltage signal at this time
Position at this time.
The control signal that the technical program is exported by position detection unit controls the unlatching of third switch module, then leads to
The voltage signal for crossing position detection unit input end judges the position of examined object, compared with prior art, this technology side
The voltage signal that case passes through position detection unit input end is the position that can determine whether examined object, that is, reduces signal wire,
It is at high cost to solve three-wire system communication mode in the prior art, complicated problem is installed, realizes two-wire system communication mode, reduce at
This, reduces the effect of installation steps.
On the basis of above scheme, optionally, third switch unit 64 includes MOS type field-effect
Pipe or triode in any one.Wherein, third switch unit 64 for example may include N-type MOS type field
Effect pipe.
It should be noted that first switch unit 62, second switch unit 63 and third switch unit 64 include but not
It is limited to above-mentioned example, those skilled in the art can voluntarily choose first switch unit 62, second switch list according to needed for product
The type of member 63 and third switch unit 64, in the present invention without concrete restriction.
Optionally, position detecting module 60 includes Hall sensor or magnetoresistive sensor.
Optionally, magnetoresistive sensor includes: normal magnetoresistive sensor, giant magneto-resistance sensor, super giant magnetoresistance sensor, incorgruous magnetic
Hinder any one in sensor or tunnel magneto-resistance effect sensor etc..
It should be noted that it will be understood by those skilled in the art that position detecting module 60 includes but is not limited to above-mentioned shows
Example, any one existing device that can obtain position signal each fall within the protection scope of the utility model, and details are not described herein.
Based on same inventive concept, the utility model embodiment additionally provides a kind of position detecting system, and Fig. 6 is this reality
With new embodiment provide a kind of position detecting system structural schematic diagram, as shown in fig. 6, the position detecting system 200 wrap
Include position detecting device 100 described above, the second division module 90, processing module 10, power supply module VCC and magnet 91；
Position detecting device 100 is connect by power supply line 60 with processing module 10；The first end and power supply module of second division module 90
VCC connection, the second end of the second division module 90 respectively with the first end of the first division module 70 and position detecting module 20
Input terminal connection；Magnet 91 is located in examined object 92.
Wherein, processing module 10 is such as may include microprocessor.Power supply module VCC for example may include battery.It can
Choosing, the second division module 90 for example may include second resistance, and resistance value may include the value arbitrarily needed including 0 Ω,
The present embodiment does not limit it specifically.
Position detecting system provided by the utility model detects the position signal of examined object by position detecting module,
The flow direction of position detecting device electric current is controlled according to position signal, to pass through the voltage signal of position detecting module input end
Judge the position of examined object, compared with prior art, the technical program passes through the voltage of position detecting module input end
Signal is the position that can determine whether examined object, that is, reduces signal wire, solves three-wire system communication mode cost in the prior art
Height installs complicated problem, realizes two-wire system communication mode, reduces cost, reduce the effect of installation steps.
Based on same inventive concept, the utility model embodiment additionally provides a kind of structural schematic diagram of electrical equipment,
Fig. 7 is a kind of structural schematic diagram of electrical equipment provided by the embodiment of the utility model, as shown in fig. 7, the electrical equipment 300 wraps
Position detecting system 200 described above is included, three-wire system communication mode is at high cost in the prior art for the solution of this electrical equipment, installation
Complicated problem realizes two-wire system communication mode, reduces cost, reduce the effect of installation steps.
On the basis of above scheme, optionally, with continued reference to Fig. 7, the position detecting module 60 of position detecting system 200
Including position detection unit 61, first switch unit 62 and second switch unit 63；Position detection unit 61 is respectively with first
The control terminal of switch unit 62 and the control terminal connection of second switch unit 63；Magnet 91 is set in examined object 92；
Position detection unit 61 is used to obtain the position signal of magnet 91, and position signal is generated control signal, is opened with control first
It closes unit 62 or second switch unit 63 is opened, processing module 10 is determined according to the voltage signal of 61 input terminal of position detection unit
The position of examined object 92；
Electrical equipment 300 includes ontology 310 and the component to be detected 320 being flexibly connected with ontology 310；Position detection dress
Set, the second division module 90, power supply module VCC and processing module 10 are located on ontology 310, magnet 91 be arranged in component to be detected
On 320, component 320 to be detected is examined object.
Illustratively, 61 sensing magnet 91 of position detection unit close to or far from when, position detection unit 61 can export one
A control signal to control the unlatching of first switch unit 62 or second switch unit 63, and then is detected by processing module 10
The voltage signal of 61 input end of position detection unit determines that component 320 to be detected is proximate to ontology 310 also according to voltage signal
It is far from ontology 310.
On the basis of above scheme, optionally, Fig. 8 is another electrical equipment provided by the embodiment of the utility model
Structural schematic diagram, as shown in figure 8, the position detecting module 60 of position detecting system 200 includes position detection unit 61 and third
Switch unit 64；Position detection unit 61 is connect with the control terminal of third switch unit 64；Magnet 91 is set to examined object
On 92；Position detection unit 61 is used to obtain the position signal of magnet 91, and position signal is generated control signal, to control the
The unlatching of three switch units 64, processing module 10 determine examined object according to the voltage signal of 61 input terminal of position detection unit
92 position；
Electrical equipment 300 includes ontology 310 and the component to be detected 320 being flexibly connected with ontology 310；Position detection dress
Set, the second division module 90, power supply module VCC and processing module 10 are located on ontology 310, magnet 91 be arranged in component to be detected
On 320, component 320 to be detected is examined object.
Illustratively, 61 sensing magnet 91 of position detection unit close to or far from when, position detection unit 61 can export one
A control signal, to control the unlatching of third switch unit 64, so that it is defeated by the detection of processing module 10 position detection unit 61
Enter the voltage signal at end, determines that component 320 to be detected is proximate to ontology 310 or far from ontology 310 according to voltage signal.
On the basis of above scheme, optionally, electrical equipment 300 includes refrigerator, and ontology 310 is refrigerator body, to be checked
Survey component 320 is refrigerator doors；Alternatively, electrical equipment 300 includes grill pan, ontology 310 is grill pan pot body, and component 320 to be detected is
Grill pan pot cover；Alternatively, electrical equipment 300 includes washing machine, ontology 310 is washing machine body, and component to be detected is door of washing machine
320；Alternatively, electrical equipment 300 includes water purifier, ontology 310 is water purifier ontology, and component 320 to be detected is water purifier lid；Or
Person, electrical equipment 300 include air purifier, and ontology 310 is air purifier body, and component 320 to be detected is air cleaning
Device lid.
Illustratively, electrical equipment 300 includes refrigerator.Position detecting module 60 includes Hall sensor.Hall sensor
In refrigerator body, magnet is located in refrigerator doors, when refrigerator doors are not turned off, i.e. magnet far from Hall sensor,
Hall sensor exports high level at this time, and first switch unit 62 is connected, and second switch unit 63 disconnects, at this time Hall sensor
Input end voltage be power supply module VCC voltage value, processing module 10 acquire this voltage value, judge that refrigerator doors are separate
Refrigerator body.Such as position detecting system 200 further includes alarm module (not shown), alarm module and processing module 10
Connection, processing module 10 judge that refrigerator doors are alarm signal to be sent to alarm module, so that alarm module far from after refrigerator body
Information warning is issued, to remind user that refrigerator doors are not turned off.
It should be noted that it will be understood by those skilled in the art that electrical equipment 300 include but is not limited to above-mentioned example,
Any one each falls within using the position detecting device of the present embodiment and the electrical equipment of position detecting system in the prior art
The protection scope of the utility model, details are not described herein.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, is able to carry out for a person skilled in the art various bright
Aobvious variation, readjustment and substitution is without departing from the protection scope of the utility model.Therefore, although passing through above embodiments
The utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from
It can also include more other equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Scope of the claims determine.
Claims (11)
1. a kind of position detecting device characterized by comprising
Position detecting module, ground wire, power supply line and the first division module；
The input terminal of the position detecting module is connect with the first end of first division module, the position detecting module
Output end is connect with the second end of first division module, and the ground terminal of the position detecting module is connect by the ground wire
Ground；
The first end of first division module and the input terminal of the position detecting module pass through the power supply line and place respectively
Manage module connection.
2. position detecting device according to claim 1, which is characterized in that the position detecting module includes position detection
Unit, first switch unit and second switch unit；
The input terminal of the position detection unit respectively with the first end of first division module and the first switch unit
First end connection, the output end of the position detection unit respectively with the control terminal of the first switch unit and described second
The control terminal of switch unit connects, and the ground terminal of the position detection unit passes through described ground wire grounded；
The second end of the first switch unit is connect with the second end of first division module；
The first end of the second switch unit is connect with the second end of first division module, the second switch unit
Second end ground connection；
The first switch unit and the second switch unit are in parallel；
The of the input terminal of the position detection unit, the first end of first division module and the first switch unit
One end is connect by the power supply line with the processing module respectively.
3. position detecting device according to claim 2, which is characterized in that the first switch unit includes p-type metal
Oxide semiconductor-type field-effect tube；The second switch unit includes N-type MOS type field-effect tube.
4. position detecting device according to claim 1, which is characterized in that the position detecting module includes position detection
Unit and third switch unit；
The input terminal of the position detection unit is connect with the first end of first division module, the position detection unit
Output end is connect with the control terminal of the third switch unit, and the ground terminal of the position detection unit is connect by the ground wire
Ground；
The first end of the third switch unit is connect with the second end of first division module, the third switch unit
Second end passes through described ground wire grounded；
The first end of the input terminal of the position detection unit and first division module passes through the power supply line and institute respectively
State processing module connection.
5. position detecting device according to claim 4, which is characterized in that the third switch unit includes metal oxidation
Any one in object semiconductor field effect pipe or triode.
6. position detecting device according to claim 1, which is characterized in that the position detecting module includes:
Hall sensor or magnetoresistive sensor.
7. a kind of position detecting system characterized by comprising any one of claim 1-6 position detecting device, second
Division module, processing module, power supply module and magnet；
The position detecting device is connect by the power supply line with the processing module；
The first end of second division module is connect with the power supply module, the second end of second division module respectively with
The first end of first division module is connected with the input terminal of the position detecting module；
The magnet is located in examined object.
8. a kind of electrical equipment, which is characterized in that including position detecting system described in claim 7.
9. electrical equipment according to claim 8, which is characterized in that the position detecting module of the position detecting system
Including position detection unit, first switch unit and second switch unit；
The position detection unit control with the control terminal of the first switch unit and the second switch unit respectively
End connection；The magnet is set in examined object；The position detection unit is used to obtain the position signal of the magnet,
And the position signal is generated into control signal, it is opened with controlling the first switch unit or the second switch unit, institute
State the position that processing module determines the examined object according to the voltage signal of the position detection unit input terminal；
The electrical equipment includes ontology and the component to be detected that is flexibly connected with the ontology；The position detecting device, institute
The second division module, the power supply module and the processing module is stated to be located on the ontology, magnet setting it is described to
On detection part, the component to be detected is the examined object.
10. electrical equipment according to claim 8, which is characterized in that the position detection mould of the position detecting system
Block includes position detection unit and third switch unit；
The position detection unit is connect with the control terminal of the third switch unit；The magnet is set to examined object
On；The position detection unit is used to obtain the position signal of the magnet, and the position signal is generated control signal, with
The unlatching of the third switch unit is controlled, the processing module is true according to the voltage signal of the position detection unit input terminal
The position of the fixed examined object；
The electrical equipment includes ontology and the component to be detected that is flexibly connected with the ontology；The position detecting device, institute
The second division module, the power supply module and the processing module is stated to be located on the ontology, magnet setting it is described to
On detection part, the component to be detected is the examined object.
11. according to claim 9 or electrical equipment described in any one of claim 10, which is characterized in that the electrical equipment includes ice
Case, the ontology are refrigerator body, and the component to be detected is refrigerator doors；Alternatively,
The electrical equipment includes grill pan, and the ontology is grill pan pot body, and the component to be detected is grill pan pot cover；Alternatively,
The electrical equipment includes washing machine, and the ontology is washing machine body, and the component to be detected is door of washing machine；Or
Person,
The electrical equipment includes water purifier, and the ontology is water purifier ontology, and the component to be detected is water purifier lid；Or
Person,
The electrical equipment includes air purifier, and the ontology is air purifier body, and the component to be detected is air
Clarifier lid.
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| CN201920613670.9U CN209588966U (en) | 2019-04-29 | 2019-04-29 | A kind of position detecting device, system and electrical equipment |
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| CN201920613670.9U CN209588966U (en) | 2019-04-29 | 2019-04-29 | A kind of position detecting device, system and electrical equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974389A (en) * | 2019-03-29 | 2019-07-05 | 四川虹美智能科技有限公司 | Module position detection method and device in a kind of Modular refrigerator |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974389A (en) * | 2019-03-29 | 2019-07-05 | 四川虹美智能科技有限公司 | Module position detection method and device in a kind of Modular refrigerator |
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Effective date of registration: 20201016 Address after: 200002, 12 floor, No. 61 East Huangpu District Road, Shanghai, Nanjing Patentee after: Jiang Zeming Address before: 430014 No.83, Jiefang Park Road, Jiang'an District, Wuhan City, Hubei Province Patentee before: Wang Qiuyue Patentee before: Zhou Jun |