CN208998890U - A kind of Schmidt examines the driving circuit of water installations and a kind of atomizer using it - Google Patents
A kind of Schmidt examines the driving circuit of water installations and a kind of atomizer using it Download PDFInfo
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- CN208998890U CN208998890U CN201821504774.8U CN201821504774U CN208998890U CN 208998890 U CN208998890 U CN 208998890U CN 201821504774 U CN201821504774 U CN 201821504774U CN 208998890 U CN208998890 U CN 208998890U
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Abstract
The utility model discloses the driving circuits that a kind of Schmidt examines water installations and a kind of atomizer using it, including detection piece and the automatic inspection water circuit of schmidt trigger induction, detection piece and cooling fin are coupled in the water cavity of tested device, the automatic inspection water circuit of schmidt trigger induction is electrically connected with detection piece, it can be with the water in tested device, detection piece and cooling fin forming circuit are for detecting in tested device whether have water, the Schmidt examines water installations and applies on a kind of driving circuit of atomizer simultaneously, for controlling power mist amount size, blower fan apparatus and work instruction, since schmidt trigger incudes, automatic inspection water circuit has very high sensitivity to the utility model, so being not rung completely by water quality shape, no matter tap water, pure water or distilled water all will not influence the normal work of machine, and Schmidt touches The automatic inspection water circuit of hair induction can start work again plus after water automatically completely.
Description
Technical field
The utility model relates to examine water field, especially a kind of Schmidt examines water installations and applies a kind of its atomizer
Driving circuit.
Background technique
There is miscellaneous atomizing humidifier on the market at present, usual atomizing humidifier is internally provided with cooling fin, is used for
The heat dissipation of humidifier machine core, thus ensure that the normal work of atomizing humidifier, and in practical applications, the general band of the cooling fin
There is the voltage of 30V.Critical elements of the current tongue tube as water level detecting on conventional atomizing humidifier.Tongue tube is for controlling
There is water to work normally the control principle for preventing dry combustion method with excessive low water level protection, but its higher cost, other industry are all leaned in element source
The component of scientific and technological power's import, enter every year atomizing humidifier demand it is big when, very out of stock, price not broken height
It rises, causes the cost of many producers to improve and compressed with yield, then the increased cost of institute is wanted into consumer to undertake.
There are many atomizing humidifier products also to take with metal probe or isolating metal piece currently on the market to examine
Water function, but they using the mode of probe contacts water level as the scheme of sensed water level, if using pure water or
If distilled water, their scheme cannot detect water level, can not be achieved machine operation, so not having in the market
Very high popularization and use rate.If the mode that they use sheet metal and water segregation to incude is as the scheme of sensed water level, such as
Fruit has used up the water on machine, and after adding water, machine cannot automatically detect water level, manually to operate starting and carry out work.
Utility model content
In order to solve the above technical problems, examining water installations the purpose of the utility model is to provide a kind of Schmidt and applying its
A kind of driving circuit of atomizer.
The technical solution adopted in the utility model is:
A kind of Schmidt's inspection water installations, including detection piece and the automatic inspection water circuit of schmidt trigger induction, the detection
Part and cooling fin are coupled in the water cavity of tested device, and water circuit and detection piece electricity are examined in the schmidt trigger induction automatically
Connection can be formed into a loop with water, detection piece and the cooling fin in tested device for detecting in tested device whether have water.
The automatic inspection water circuit of schmidt trigger induction includes that Schmidt trigger integrates IC and capacitor C4, the electricity
The one end for holding C4 is electrically connected with detection piece, and the first input end that the other end of capacitor C4 integrates IC with Schmidt trigger is electrically connected
It connects；The Schmidt trigger integrates the first output end output signal of IC.
The automatic inspection water circuit of schmidt trigger induction further includes that Schmidt trigger integrates IC, diode D5, two poles
Pipe D6, capacitor C2, capacitor C3, resistance R8, resistance R9, resistance R10, the Schmidt trigger integrate the first input end of IC
It is electrically connected respectively with one end of the cathode of diode D5 and resistance R10；The Schmidt trigger integrates the first output of IC
End is electrically connected with the other end of the anode of diode D5, the anode of diode D6, the other end of resistance R9, resistance R10 respectively；
The Schmidt trigger integrate IC the second input terminal respectively with one end of capacitor C3, the cathode of diode D6 and resistance R9
One end electrical connection；
The second output terminal that the Schmidt trigger integrates IC is electrically connected with one end of resistance R8；
The Schmidt trigger integrates the third input terminal other end with one end of capacitor C2, resistance R8 respectively of IC
Electrical connection；The other end of the capacitor C2 integrates the power positive end electricity of IC with the other end of capacitor C3, Schmidt trigger respectively
Connection；The power positive end that the Schmidt trigger integrates IC is electrically connected with positive pole；The Schmidt trigger integrates IC
Ground terminal ground connection.
The insulation division for preventing detection piece from contacting with cooling fin is provided on the detection piece.
A kind of driving circuit of atomizer, including a kind of Schmidt examine water installations, further include driving output control circuit, institute
Stating driving output control circuit includes switching transistor Q2, draught fan control circuit, indicating lamp control circuit, power control circuit,
The base stage of the switching transistor Q2 is electrically connected with the third output end that Schmidt trigger integrates IC,
The collector of switching transistor Q2 respectively with one end of indicating lamp control circuit, draught fan control circuit input terminal,
The input terminal of power control circuit is electrically connected, the Q2 emitter of switching transistor respectively with the other end of indicating lamp control circuit,
Positive pole electrical connection, for controlling power mist amount size, blower fan apparatus and work instruction.
The indicating lamp control circuit includes indicator light LED1, indicator light LED2 and triode Q3, the triode Q3
Emitter be electrically connected respectively with the cathode of indicator light LED2, ground terminal, the collector of triode Q3 and indicator light LED1's is negative
Pole electrical connection；The anode of the indicator light LED1 is electrically connected with the emitter of triode Q2；The indicator light LED2 anode with
The collector of triode Q2 is electrically connected.
The draught fan control circuit includes triode Q3 and blower composition, and the base stage of the triode Q3 is with triode Q2's
Collector electrical connection, the collector of the triode Q3 are electrically connected with blower.
The power control circuit includes triode Q1, crystal oscillator Y1, inductance L2, capacitor C1, capacitor C5, capacitor C6, capacitor
C7, resistance R1, resistance VR, the base stage of the triode Q1 are electrically connected with one end of one end of resistance R1, capacitor C1 respectively；It is described
The emitter of triode Q1 is electrically connected with one end of one end of capacitor C6, one end of inductance L2, capacitor C7 respectively；The triode
The collector of Q1, the other end of capacitor C1, capacitor C7 the other end be electrically connected to a power source respectively；One end of the crystal oscillator Y1 and electricity
Hold the other end electrical connection of C5, the other end of crystal oscillator Y1 is electrically connected with the other end of capacitor C1；Another termination of the inductance L2
Ground；One end of the capacitor C5 is electrically connected with the other end of the other end of resistance R1, capacitor C6；The other end of the resistance R1 with
One end of resistance VR is electrically connected；
The other end of the resistance VR is electrically connected with the collector of switching transistor Q2.
The utility model has the beneficial effects that
The utility model incudes automatic inspection water circuit by schmidt trigger and is electrically connected with detection piece, can be with tested device
Interior water, detection piece and cooling fin is formed into a loop for detecting whether have water in tested device, and cooling fin provides for the device
The work of the guarantee of power device, and detection piece acquires liquid level information, incudes automatic inspection water circuit by schmidt trigger and is converted into
Electric signal.Since schmidt trigger incudes, automatic inspection water circuit has very high sensitivity to the utility model, so being complete
It is not rung by water quality shape, no matter tap water, pure water or distilled water all will not influence the normal work of machine, and Schmidt
The automatic inspection water circuit of triggering induction can start work again plus after water automatically completely.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.
Fig. 1 is the one embodiment of the utility model；
Fig. 2 is the circuit diagram of the utility model；
Fig. 3 is the enlarged drawing of the automatic inspection water circuit of schmidt trigger induction of the utility model；
Fig. 4 is the enlarged drawing of the indicating lamp control circuit of the utility model；
Fig. 5 is the enlarged drawing of the draught fan control circuit of the utility model；
Fig. 6 is the enlarged drawing of the K of Fig. 2；
Fig. 7 is the enlarged drawing of the power control circuit of the utility model；
Fig. 8 is the principles of the present invention figure；
Fig. 9 is another embodiment of the utility model.
Specific embodiment
As shown in Figure 1, Figure 2, shown in Fig. 9, a kind of Schmidt's inspection water installations, including detection piece 2 and schmidt trigger induction are certainly
Dynamic inspection water circuit 3, detection piece 2 and cooling fin 1 are coupled in the water cavity of tested device, and schmidt trigger incudes automatic inspection water
Circuit 3 is electrically connected with detection piece 2, can be formed into a loop with water, detection piece 2 and the cooling fin 1 in tested device for detecting
Whether there is water in tested device.Cooling fin 1 is mounted on tested device bottom, and detection piece 2 is mounted on inside tested device.Except this it
Outside, the other embodiments of the design can also be that detection piece 2 is mounted on cooling fin 1.The utility model is touched by Schmidt
The automatic inspection water circuit 3 of hair induction is electrically connected with detection piece 2, can be with 1 shape of water, detection piece 2 and cooling fin in tested device
At circuit for detecting whether have water in tested device, cooling fin 1 provides the work of the guarantee of power device for the device, and detects
Part 2 acquires liquid level information, incudes automatic inspection water circuit 3 by schmidt trigger and is converted into electric signal.The utility model is due to applying
No matter originally the automatic inspection water circuit 3 of Mi Te triggering induction has very high sensitivity, so being not rung completely by water quality shape,
Water, pure water or distilled water all will not influence the normal work of machine.And the automatic inspection water circuit 3 of schmidt trigger induction exists
Again it can start work automatically completely plus after water.
As shown in figure 3, the automatic inspection water circuit 3 of schmidt trigger induction includes that Schmidt trigger integrates IC31 and capacitor
One end of C4, capacitor C4 are electrically connected with detection piece 2, and first that the other end and the Schmidt trigger of capacitor C4 integrate IC31 is defeated
Enter end electrical connection；Schmidt trigger integrates the first output end output signal of IC31.Schmidt trigger integrate IC31 be by
Several not circuit compositions, first input end and the first output end are a not circuits.If there is water in tested device, pass through inspection
After surveying part 2 and water contact induction to weak current, the first input end that high level is transmitted to IC is entered by capacitor C4 coupling and is applied
Schmitt trigger integrates IC31 inter-process, then exports low level by the first output end.In this way according to the output of the first output end
Level height can tell in tested device whether have water.
The automatic inspection water circuit 3 of schmidt trigger induction further includes that Schmidt trigger integrates IC31, diode D5, diode
D6, capacitor C2, capacitor C3, resistance R8, resistance R9, resistance R10, Schmidt trigger integrate the first input end difference of IC31
It is electrically connected with one end of the cathode of diode D5 and resistance R10；Schmidt trigger integrates the first output end difference of IC31
It is electrically connected with the other end of the anode of diode D5, the anode of diode D6, the other end of resistance R9, resistance R10；Schmidt
Trigger integrates the second input terminal one end with one end of capacitor C3, the cathode of diode D6 and resistance R9 respectively of IC31
Electrical connection；The second output terminal that Schmidt trigger integrates IC31 is electrically connected with one end of resistance R8；Schmidt trigger is integrated
The third input terminal of IC31 is electrically connected with the other end of one end of capacitor C2, resistance R8 respectively；The other end of capacitor C2 respectively with
The other end, the Schmidt trigger of capacitor C3 integrates the power positive end electrical connection of IC31；Schmidt trigger integrates the electricity of IC31
Source anode is electrically connected with positive pole；Schmidt trigger integrates the ground terminal ground connection of IC31.Second input terminal and the second output
End is a not circuit.If there is water in tested device, low level that the first output end exports gives the second input terminal, then second
Output end exports high level again and gives third input terminal.The sensitivity of the circuit can be by adjusting capacitor C2, capacitor C3, resistance
R9, resistance R10 size adjust sensitivity, the adjusting of sensitivity feeds back to detection piece 2 by diode D5, diode D6,
So that detection piece 2 correspondinglys increase sensitivity.This sample design would not be influenced by water quality, either tap water, or be steamed
Distilled water can detect.
The insulation division for preventing detection piece 2 from contacting with cooling fin 1 is provided on detection piece 2.The insulation division is in tested device
When anhydrous detection piece 2 and cooling fin 1 can completely cut off to come, prevent tested device from the case where dry combustion method occur.And in quilt
When having water in survey device, the automatic inspection water circuit 3 of schmidt trigger induction, the water in tested device, detection piece 2 and heat dissipation
Piece 1 is formed into a loop, and tested device starts to be atomized work, and insulation division both can prevent the metal appearance that is in contact to be atomized and work always
The case where, the effect of protection is provided for circuit.
As shown in Fig. 6, Fig. 8, a kind of driving circuit of atomizer, including a kind of Schmidt examine water installations, further include driving
Output control circuit 4, driving output control circuit 4 include switching transistor Q2, draught fan control circuit 41, indicating lamp control circuit
42, the base stage of power control circuit 43, switching transistor Q2 is electrically connected with the third output end that Schmidt trigger integrates IC31,
The collector of switching transistor Q2 respectively with one end of indicating lamp control circuit 42, the input terminal of draught fan control circuit 41, power
The input terminal of control circuit 43 is electrically connected, the Q2 emitter of switching transistor respectively with the other end of indicating lamp control circuit 42,
Positive pole electrical connection, for controlling power mist amount size, blower fan apparatus and work instruction.Third input terminal and third are defeated
Outlet is a not circuit.If there is water in tested device, third input terminal is high level, then third output end exports low level
To the base stage of switching transistor Q2, then the current collection of switching transistor Q2 extremely high level, with this be connected draught fan control circuit 41,
Indicating lamp control circuit 42, power control circuit 43.If anhydrous in tested device, first input end is low level, with such
It pushes away, third output end is then high level, the current collection of switching transistor Q2 extremely low level, and the transmitting of switching transistor Q2 is extremely high
Level, only indicating lamp control circuit 42 works at this time.
As shown in figure 4, indicating lamp control circuit 42 includes indicator light LED1, indicator light LED2 and triode Q3, three poles
The emitter of pipe Q3 is electrically connected with the cathode of indicator light LED2, ground terminal respectively, the collector and indicator light LED1 of triode Q3
Cathode electrical connection；The anode of indicator light LED1 is electrically connected with the emitter of triode Q2；Anode and three poles of indicator light LED2
The collector of pipe Q2 is electrically connected.When having water in tested device, indicator light LED2 is bright；When anhydrous in tested device, indicator light LED1
It is bright.In addition, it is additionally provided with dropping resistor R11, dropping resistor R5, one end of dropping resistor R11 and the transmitting of switching transistor Q2
Pole electrical connection, the other end of dropping resistor R11 are electrically connected with the anode of indicator light LED1；One end of dropping resistor R5 and switch two
The collector of pole pipe Q2 is electrically connected, and the other end of dropping resistor R11 is electrically connected with the anode of indicator light LED2.It can protect in this way
Indicator light LED1 and indicator light LED2 is protected, prevents overtension from burning out indicator light LED1 and indicator light LED2.
As shown in figure 5, draught fan control circuit 41 includes that triode Q3 and blower form, the base stage and triode of triode Q3
The collector of Q2 is electrically connected, and the collector of triode Q3 is electrically connected with blower.When having water in tested device, the output of third output end
Low level is to the base stage of switching transistor Q2, then the current collection of switching transistor Q2 extremely high level, the base stage of triode Q3 are height
Level, the current collection of triode Q3 extremely low level, drives blower with this.The base stage of triode Q3 is also connected with pressure limiting resistance R5,
Triode Q3 is thereby protected, prevents triode Q3 base voltage excessively high, burns out triode Q3.
As shown in fig. 7, power control circuit 43 includes triode Q1, crystal oscillator Y1, inductance L2, capacitor C1, capacitor C5, capacitor
C6, capacitor C7, resistance R1, resistance VR, the base stage of triode Q1 are electrically connected with one end of one end of resistance R1, capacitor C1 respectively；
The emitter of triode Q1 is electrically connected with one end of one end of capacitor C6, one end of inductance L2, capacitor C7 respectively；Triode Q1's
Collector, the other end of capacitor C1, capacitor C7 the other end be electrically connected to a power source respectively；One end of crystal oscillator Y1 is another with capacitor C5's
One end electrical connection, the other end of crystal oscillator Y1 are electrically connected with the other end of capacitor C1；The other end of inductance L2 is grounded；The one of capacitor C5
It holds and is connect with the other end of the other end of resistance R1 electricity, capacitor C6；The other end of resistance R1 is electrically connected with one end of resistance VR；Electricity
The other end of resistance VR is electrically connected with the collector of switching transistor Q2.When having water in tested device, third output end exports low electricity
It puts down to the base stage of switching transistor Q2, then the current collection of switching transistor Q2 extremely high level, with this conducting power control circuit
43, power control circuit 43 changes the watt level of the present apparatus by changing the resistance value of resistance VR, if resistance VR resistance value increases,
The base resistance of triode Q1 becomes smaller, and power just declines.Inductance L2, capacitor C1, capacitor C6, capacitor C7, triode Q1 form one
A Colpitts oscillation circuit.Resistance C5 is coupled with crystal oscillator Y1, drives Y1 to be atomized with this.It thus can be according to different users
Demand adjusts the power and atomization size of the device.In addition to this, the other embodiments of the design can also be capacitor
Bikini oscillating circuit replaces with inductance of three-point oscillating circuit.
Furthermore power control circuit 43 further includes resistance R4, inductance L1, resistance R2, resistance R3, one end of resistance R3 with open
The collector electrical connection of triode Q2 is closed, the other end of resistance R3 is electrically connected with one end of resistance VR；One end of inductance L1 and electricity
One end electrical connection of R2 is hindered, the other end of inductance L1 is electrically connected with the other end of resistance VR；One end of resistance R4 is with inductance L1's
Other end electrical connection, the other end ground connection of resistance R4；The other end of resistance R2 is electrically connected with one end of resistance R1.Resistance R2, electricity
Resistance R3 is dropping resistor, protects the other elements of circuit.Resistance R4 is pull down resistor, and it acts as burning voltages.Inductance L1's
Effect is to prevent frequency from flowing back.
The foregoing is merely the preferred embodiments of the utility model, the utility model is not limited to above-mentioned embodiment party
Formula, if with essentially identical means realize the utility model aim technical solution belong to the protection scope of the utility model it
It is interior.
Claims (8)
1. a kind of Schmidt examines water installations, it is characterised in that: including detection piece (2) and the automatic inspection water power of schmidt trigger induction
Road (3), the detection piece (2) and cooling fin (1) are coupled in the water cavity of tested device, and the schmidt trigger induction is certainly
Dynamic inspection water circuit (3) is electrically connected with detection piece (2), can be with water, detection piece (2) and cooling fin (1) shape in tested device
At circuit for detecting in tested device whether have water.
2. a kind of Schmidt according to claim 1 examines water installations, it is characterised in that: the schmidt trigger induction is automatic
Inspection water circuit (3) includes that Schmidt trigger integrates IC (31) and capacitor C4,
One end of the capacitor C4 is electrically connected with detection piece (2), and the other end and Schmidt trigger of capacitor C4 integrates IC (31)
First input end electrical connection；
The Schmidt trigger integrates the first output end output signal of IC (31).
3. a kind of Schmidt according to claim 2 examines water installations, it is characterised in that: the schmidt trigger induction is automatic
Inspection water circuit (3) further includes that Schmidt trigger integrates IC (31), diode D5, diode D6, capacitor C2, capacitor C3, resistance
R8, resistance R9, resistance R10,
The Schmidt trigger integrates one of the first input end of IC (31) respectively with the cathode of diode D5 and resistance R10
End electrical connection；
The Schmidt trigger integrate the first output end of IC (31) respectively with the anode of diode D5, diode D6 just
The other end electrical connection of pole, the other end of resistance R9, resistance R10；The Schmidt trigger integrates the second input of IC (31)
End is electrically connected with one end of one end of capacitor C3, the cathode of diode D6 and resistance R9 respectively；
The second output terminal that the Schmidt trigger integrates IC (31) is electrically connected with one end of resistance R8；
The third input terminal that the Schmidt trigger integrates IC (31) is electric with the other end of one end of capacitor C2, resistance R8 respectively
Connection；
The other end of the capacitor C2 integrates the power positive end electricity of IC (31) with the other end of capacitor C3, Schmidt trigger respectively
Connection；
The power positive end that the Schmidt trigger integrates IC (31) is electrically connected with positive pole；
The Schmidt trigger integrates the ground terminal ground connection of IC (31).
4. a kind of Schmidt according to claim 1 examines water installations, it is characterised in that: be provided on the detection piece (2)
The insulation division for preventing detection piece (2) from contacting with cooling fin (1).
5. a kind of driving circuit of atomizer, it is characterised in that: including just like claim 1- claim 4 any described one
Kind Schmidt examines water installations, further includes driving output control circuit (4), and the driving output control circuit (4) includes switch three
Pole pipe Q2, draught fan control circuit (41), indicating lamp control circuit (42), power control circuit (43),
The base stage of the switching transistor Q2 is electrically connected with the third output end that Schmidt trigger integrates IC (31),
The input with one end of indicating lamp control circuit (42), draught fan control circuit (41) respectively of the collector of switching transistor Q2
End, power control circuit (43) input terminal electrical connection, the emitter of switching transistor Q2 respectively with indicating lamp control circuit
(42) the other end, positive pole electrical connection, for controlling power mist amount size, blower fan apparatus and work instruction.
6. a kind of driving circuit of atomizer according to claim 5, it is characterised in that: the indicating lamp control circuit (42)
Including indicator light LED1, indicator light LED2 and triode Q3, the emitter of the triode Q3 is respectively with indicator light LED2's
Cathode, ground terminal electrical connection, the collector of triode Q3 are electrically connected with the cathode of indicator light LED1；
The anode of the indicator light LED1 is electrically connected with the emitter of triode Q2；
The anode of the indicator light LED2 is electrically connected with the collector of triode Q2.
7. a kind of driving circuit of atomizer according to claim 5, it is characterised in that: the draught fan control circuit (41)
It is formed including triode Q3 and blower, the base stage of the triode Q3 is electrically connected with the collector of triode Q2, the triode
The collector of Q3 is electrically connected with blower.
8. a kind of driving circuit of atomizer according to claim 5, it is characterised in that: the power control circuit (43)
Including triode Q1, crystal oscillator Y1, inductance L2, capacitor C1, capacitor C5, capacitor C6, capacitor C7, resistance R1, resistance VR,
The base stage of the triode Q1 is electrically connected with one end of one end of resistance R1, capacitor C1 respectively；
The emitter of the triode Q1 is electrically connected with one end of one end of capacitor C6, one end of inductance L2, capacitor C7 respectively；
The collector of the triode Q1, the other end of capacitor C1, capacitor C7 the other end be electrically connected to a power source respectively；
One end of the crystal oscillator Y1 is electrically connected with the other end of capacitor C5, and the other end of the other end and capacitor C1 of crystal oscillator Y1 is electrically connected
It connects；
The other end of the inductance L2 is grounded；
One end of the capacitor C5 is electrically connected with the other end of the other end of resistance R1, capacitor C6；
The other end of the resistance R1 is electrically connected with one end of resistance VR；
The other end of the resistance VR is electrically connected with the collector of switching transistor Q2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821504774.8U CN208998890U (en) | 2018-09-14 | 2018-09-14 | A kind of Schmidt examines the driving circuit of water installations and a kind of atomizer using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821504774.8U CN208998890U (en) | 2018-09-14 | 2018-09-14 | A kind of Schmidt examines the driving circuit of water installations and a kind of atomizer using it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208998890U true CN208998890U (en) | 2019-06-18 |
Family
ID=66801383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821504774.8U Active CN208998890U (en) | 2018-09-14 | 2018-09-14 | A kind of Schmidt examines the driving circuit of water installations and a kind of atomizer using it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208998890U (en) |
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2018
- 2018-09-14 CN CN201821504774.8U patent/CN208998890U/en active Active
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