CN113608455A - Test tube cleaning instrument control circuit that disinfects - Google Patents
Test tube cleaning instrument control circuit that disinfects Download PDFInfo
- Publication number
- CN113608455A CN113608455A CN202110865598.0A CN202110865598A CN113608455A CN 113608455 A CN113608455 A CN 113608455A CN 202110865598 A CN202110865598 A CN 202110865598A CN 113608455 A CN113608455 A CN 113608455A
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- resistor
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- capacitor
- steady state
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- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- 230000001954 sterilising effect Effects 0.000 claims abstract description 22
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 63
- 238000010438 heat treatment Methods 0.000 claims description 16
- 230000007935 neutral effect Effects 0.000 claims description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
Abstract
The invention relates to the field of medical treatment, in particular to a control circuit of a test tube sterilization and cleaning instrument. The technical problem of the invention is as follows: the control circuit of the test tube sterilization cleaning instrument can realize automatic cleaning and sterilization. The utility model provides a test tube sterilization cleaning instrument control circuit, is including first switch, power supply unit, first steady state trigger circuit, second steady state trigger circuit, third steady state trigger circuit, fourth steady state trigger circuit, first switch output is connected with the input of first steady state trigger circuit, second steady state trigger circuit, third steady state trigger circuit and fourth steady state trigger circuit respectively, the output and the first output of first steady state trigger circuit and indicating circuit input are connected. The equipment can be opened or closed through the first switch, and time and labor are saved.
Description
Technical Field
The invention relates to the field of medical treatment, in particular to a control circuit of a test tube sterilization and cleaning instrument.
Background
Among the medical equipment, the test tube is the most common container for medical treatment, and the test tube generally adopts glass material, uses the back at every turn, in order to save the resource, can carry out batch cleaning and disinfecting with the test tube, can carry out recycle like this, but require very high to test tube cleaning.
The current test tube cleaning usually adopts manual cleaning, the machine is disinfected, the manual cleaning has the defects of time and labor waste and low cleaning force, and is difficult to reach the medical standard, so that the control circuit of the test tube sterilization cleaning instrument capable of realizing automatic cleaning and sterilization is developed at present.
Disclosure of Invention
In order to overcome the defects of time and labor waste and low cleaning force of manual cleaning, the invention has the technical problems that: the control circuit of the test tube sterilization cleaning instrument can realize automatic cleaning and sterilization.
A test tube sterilization cleaning instrument control circuit comprises a first switch, a power supply unit, a first steady state trigger circuit, a second steady state trigger circuit, a third steady state trigger circuit, a fourth steady state trigger circuit, a first output and indication circuit, a second output and indication circuit, a third output and indication circuit, a fourth output and indication circuit, a first direct current motor, a second direct current motor, a third direct current motor and a fourth direct current motor, wherein the output end of the first switch is respectively connected with the input ends of the first steady state trigger circuit, the second steady state trigger circuit, the third steady state trigger circuit and the fourth steady state trigger circuit, the output end of the first steady state trigger circuit is connected with the input end of the first output and indication circuit, the output end of the first output and indication circuit is connected with the input end of the first direct current motor, the output end of the second steady state trigger circuit is connected with the input end of the second output and indication circuit, the output end of the second output and indication circuit is connected with the input end of the second direct current motor, the output end of the third stable state trigger circuit is connected with the input end of the third output and indication circuit, the output end of the third output and indication circuit is connected with the input end of the third direct current motor, the output end of the fourth stable state trigger circuit is connected with the input end of the fourth output and indication circuit, the output end of the fourth output and indication circuit is connected with the input end of the fourth direct current motor, and the power supply unit supplies power for the first switch, the first steady state trigger circuit, the second steady state trigger circuit, the third steady state trigger circuit, the fourth steady state trigger circuit, the first output and indication circuit, the second output and indication circuit, the third output and indication circuit, the fourth output and indication circuit, the first direct current motor, the second direct current motor, the third direct current motor and the fourth direct current motor.
In addition, it is particularly preferable that the fan heating device further comprises an electronic switch circuit, a fan and a heating circuit, wherein the output end of the electronic switch circuit is connected with the input end of the fan and the heating circuit, and the power supply unit supplies power to the electronic switch circuit, the fan and the heating circuit.
In addition, it is particularly preferable that the first stable state trigger circuit includes a diode D1, resistors R11-R13, a resistor R21, a capacitor C1 and an NPN transistor Q5, an anode of the diode D1 is connected to the resistor R21, the other end of the resistor R21 is connected to the resistor R11, the other end of the resistor R11 is connected to the resistor R12, the resistor R13 and the capacitor C1 in series, the other end of the capacitor C1 is connected to an anode of the diode D1, and one end of the capacitor C1 is connected to a base of the NPN transistor Q5.
In addition, it is particularly preferable that the second stable state trigger circuit includes a diode D2, resistors R14-R16, a resistor R24, a capacitor C2 and an NPN transistor Q6, an anode of the diode D2 is connected to the resistor R24, the other end of the resistor R24 is connected to the resistor R14, the other end of the resistor R14 is connected to the resistor R15, the resistor R16 and the capacitor C2 in series, the other end of the capacitor C2 is connected to an anode of the diode D2, and one end of the capacitor C2 is connected to a base of the NPN transistor Q6.
In addition, it is particularly preferable that the third stable state trigger circuit includes a diode D3, resistors R17-R18, a resistor R22, a resistor R9, a capacitor C3, and an NPN-type triode Q7, an anode of the diode D3 is connected to the resistor R22, the other end of the resistor R22 is connected to the resistor R17, the resistor R17 is connected in series to the resistor R9, the resistor R18, and the capacitor C3, the other end of the capacitor C3 is connected to an anode of the diode D3, and one end of the capacitor C3 is connected to a base of the NPN-type triode Q7.
In addition, it is particularly preferable that the fourth stable trigger circuit includes a diode D4, resistors R19 to R20, a resistor R23, a resistor R10, capacitors C4 to C5, an NPN-type transistor Q8, and a first soft-touch switch SW1, an anode of the diode D4 is connected to the resistor R23, the other end of the resistor R23 is connected to the resistor R19, the resistor R19 is connected in series to the resistor R10, the resistor R20, and the capacitor C4, the other end of the capacitor C4 is connected to an anode of the diode D4, one end of the capacitor C4 is connected to a base of the NPN-type transistor Q8, cathodes of the diodes D1 to D4 are connected to the capacitor C5, a cathode of the diode D4 is also connected to the first soft-touch switch SW1, the other end of the capacitor C1 is connected to ground, the other end of the first soft-touch switch SW1 is connected to the NPN-type transistor SW1, and the other end of the NPN-type transistor SW1 is connected to the emitter 1, the other end of the resistor R13 is connected with a resistor R20, a node between the resistor R13 and the resistor R20 is connected with a resistor R22, the other ends of the resistor R12 and the resistor R15 are connected, a node between the resistor R23 and the resistor R19 is connected with a resistor R15, and a node between the resistor R9 and the resistor R10 is connected with a collector of an NPN type triode Q5.
In addition, it is particularly preferable that the first output and indication circuit includes a resistor R1, a resistor R5, a mosfet n-type inverter Q1, and a light emitting diode VD1, a collector of the NPN-type transistor Q5 is connected to the resistor R5, the other end of the resistor R5 is connected to an anode of the light emitting diode VD1, a cathode of the light emitting diode VD1 is connected to the resistor R1, the other end of the resistor R1 is connected in series to a D-pole of the first dc motor and the mosfet n-type inverter Q1, an S-pole of the mosfet n-type inverter Q1 is connected to an emitter of the NPN-type transistor Q5, and a G-pole of the mosfet n-type inverter Q1 is connected to the resistor R5.
In addition, it is particularly preferable that the second output and indication circuit includes a resistor R2, a resistor R6, a mosfet n-type inverter Q2, and a light emitting diode VD2, a collector of the NPN-type transistor Q6 is connected to the resistor R6, the other end of the resistor R6 is connected to an anode of the light emitting diode VD2, a cathode of the light emitting diode VD2 is connected to the resistor R2, the other end of the resistor R2 is connected in series to a D-pole of the second dc motor and the mosfet n-type inverter Q2, an S-pole of the mosfet n-type inverter Q2 is connected to an emitter of the mosfet Q6, a G-pole of the mosfet n-type inverter Q2 is connected to the resistor R6, and an anode of the light emitting diode VD2 is connected to the resistor R5.
In addition, it is particularly preferable that the third output and indication circuit includes a resistor R3, a resistor R7, a mosfet n-type inverter Q3 and a light emitting diode VD3, a collector of the NPN-type triode Q7 is connected to the resistor R7, the other end of the resistor R7 is connected to an anode of the light emitting diode VD3, a cathode of the light emitting diode VD3 is connected to the resistor R3, the other end of the resistor R3 is connected in series to a D-pole of the third dc motor and the mosfet n-type inverter Q3, an S-pole of the mosfet n-type inverter Q3 is connected to an emitter of the mosfet Q6, a G-pole of the mosfet n-type inverter Q3 is connected to the resistor R7, and an anode of the light emitting diode VD3 is connected to the resistor R6; the fourth output and indication circuit comprises a resistor R4, a resistor R8, a MOSFET N-type inverter Q4 and a light emitting diode VD4, wherein a collector of the NPN-type triode Q8 is connected with the resistor R8, the other end of the resistor R8 is connected with an anode of the light emitting diode VD4, a cathode of the light emitting diode VD4 is connected with a resistor R4, the other end of the resistor R4 is connected with a D pole of a fourth direct current motor and the MOSFET N-type inverter Q4 in series, a pole of the MOSFET N-type inverter Q4S is connected with an emitter of the NPN-type triode Q8, a pole 4G of the MOSFET N-type inverter Q is connected with the resistor R8, and an anode of the light emitting diode VD4 is connected with the resistor R7.
In addition, the electronic switch circuit particularly preferably comprises a CD4069-U1, a second light touch switch SW2, resistors R25-R27 and a capacitor C6, wherein a pin 1 of the CD4069-U1 is connected in series with the second light touch switch SW2 and a resistor R27, the other end of the second light touch switch SW2 is connected in series with a capacitor C6 and a resistor R26, the other end of the resistor R26 is connected with a pin 2 of the CD4069-U1, a pin 3 of the CD4069-U1 is connected with a pin 2 of the CD4069-U1, the other end of the capacitor C6 is grounded, the other end of the resistor R27 is connected with a pin 4 of the CD4069-U1, a pin 5 of the CD4069-U1 is connected with a pin 4 of the CD4069-U1, a pin 7 of the CD4069-U1 is grounded, a pin 14 of the CD4069-U1 is grounded, and a pin 69-U25 and a resistor R1; the fan and heating circuit comprises a temperature limit switch, a PTC heater, a fan MG5, a relay RL1, a diode D5, an AC220V and a PNP type triode Q9, wherein the other end of the resistor R25 is connected with the base electrode of the PNP type triode Q9, the collector electrode of the PNP type triode Q9 is connected with +12V, the cathode of an emitter electrode of the PNP type triode Q9 is connected with the cathode of a diode D5 and the coil of the relay RL1 in series, the node between the other end of the coil of the relay RL1 and the anode of the diode D5 is grounded, the COM end of the relay RL1 is connected with the L end of a live wire of the AC220V, the NC end of the relay RL1 is connected with the temperature limit switch and the fan MG5 in series, the other end of the temperature limit switch is connected with the PTC heater, and the node between the other end of the fan MG5 and the PTC heater is connected with the N end of a neutral wire of the AC 220V.
Has the advantages that: 1. the equipment can be opened or closed through the first switch, and time and labor are saved.
2. Through the temperature limit switch, can carry out the temperature limitation to the temperature, can avoid the accident like this.
Drawings
FIG. 1 is a block diagram of the circuit of the present invention.
Fig. 2 is a schematic circuit diagram of the present invention.
Wherein the figures include the following reference numerals: 1-a first switch, 2-a power supply unit, 3-a first steady state trigger circuit, 4-a second steady state trigger circuit, 5-a third steady state trigger circuit, 6-a fourth steady state trigger circuit, 7-a first output and indication circuit, 8-a second output and indication circuit, 9-a third output and indication circuit, 10-a fourth output and indication circuit, 11-a first direct current motor, 12-a second direct current motor, 13-a third direct current motor, 14-a fourth direct current motor, 15-an electronic switch circuit, 16-a fan and a heating circuit.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.
Example 1
A test tube sterilization and cleaning instrument control circuit is shown in figure 1 and comprises a first switch 1, a power supply unit 2, a first steady state trigger circuit 3, a second steady state trigger circuit 4, a third steady state trigger circuit 5, a fourth steady state trigger circuit 6, a first output and indication circuit 7, a second output and indication circuit 8, a third output and indication circuit 9, a fourth output and indication circuit 10, a first direct current motor 11, a second direct current motor 12, a third direct current motor 13 and a fourth direct current motor 14, wherein the output end of the first switch 1 is respectively connected with the input ends of the first steady state trigger circuit 3, the second steady state trigger circuit 4, the third steady state trigger circuit 5 and the fourth steady state trigger circuit 6, the output end of the first steady state trigger circuit 3 is connected with the input end of a first output and indication circuit 7, the output end of the first output and indication circuit 7 is connected with the input end of the first direct current motor 11, the output end of the second steady state trigger circuit 4 is connected with the input end of the second output and indication circuit 8, the output end of the second output and indication circuit 8 is connected with the input end of the second direct current motor 12, the output end of the third steady state trigger circuit 5 is connected with the input end of the third output and indication circuit 9, the output end of the third output and indication circuit 9 is connected with the input end of the third direct current motor 13, the output end of the fourth steady state trigger circuit 6 is connected with the input end of the fourth output and indication circuit 10, the output end of the fourth output and indication circuit 10 is connected with the input end of the fourth direct current motor 14, the power supply unit 2 is a first switch 1, a first steady state trigger circuit 3, a second steady state trigger circuit 4, a third steady state trigger circuit 5, a fourth steady state trigger circuit 6, a first output and indication circuit 7, The second output and indication circuit 8, the third output and indication circuit 9, the fourth output and indication circuit 10, the first dc motor 11, the second dc motor 12, the third dc motor 13, and the fourth dc motor 14 supply power.
When the test tube needs to be cleaned in the chemical department, the first switch 1 can be turned on, the first switch 1 simultaneously controls the first stable trigger circuit 3, the second stable trigger circuit 4, the third stable trigger circuit 5 and the fourth stable trigger circuit 6 to synchronously work, the first stable trigger circuit 3 controls the first output and indication circuit 7 to work, the second stable trigger circuit 4 controls the second output and indication circuit 8 to work, the third stable trigger circuit 5 controls the third output and indication circuit to work, the fourth stable trigger circuit 6 controls the fourth output and indication circuit 10 to work, the first output and indication circuit 7 controls the first direct current motor 11 to work, the second output and indication circuit 8 controls the second direct current motor 12 to work, the third output and indication circuit 9 controls the third direct current motor 13 to work, fourth output and indicating circuit 10 control fourth direct current motor 14 and carry out work, and then make the test tube by the washing, close first switch 1 after the washing is accomplished, it can to take out the test tube.
The fan and heating device is characterized by further comprising an electronic switch circuit 15 and a fan and heating circuit 16, wherein the output end of the electronic switch circuit 15 is connected with the input end of the fan and heating circuit 16, and the power supply unit 2 supplies power to the electronic switch circuit 15 and the fan and heating circuit 16.
After the test tube is cleaned, a plurality of water drops exist on the inner wall of the test tube, so that the test tube needs to be dried, the electronic switch circuit 15 controls the fan and the heating circuit 16 to work, the inner wall of the test tube is dried, and the test tube is taken out after the test tube is finished.
Example 2
On the basis of embodiment 1, as shown in fig. 1-2, the first stable trigger circuit 3 includes a diode D1, resistors R11-R13, a resistor R21, a capacitor C1, and an NPN transistor Q5, an anode of the diode D1 is connected to the resistor R21, the other end of the resistor R21 is connected to the resistor R11, the other end of the resistor R11 is connected in series to the resistor R12, the resistor R13, and the capacitor C1, the other end of the capacitor C1 is connected to an anode of the diode D1, and one end of the capacitor C1 is connected to a base of the NPN transistor Q5.
The second stable state trigger circuit 4 comprises a diode D2, resistors R14-R16, a resistor R24, a capacitor C2 and an NPN type triode Q6, the anode of the diode D2 is connected with the resistor R24, the other end of the resistor R24 is connected with a resistor R14, the other end of the resistor R14 is connected with a resistor R15, a resistor R16 and a capacitor C2 in series, the other end of the capacitor C2 is connected with the anode of the diode D2, and one end of the capacitor C2 is connected with the base of the NPN type triode Q6.
The third stable state trigger circuit 5 comprises a diode D3, resistors R17-R18, a resistor R22, a resistor R9, a capacitor C3 and an NPN type triode Q7, wherein the anode of the diode D3 is connected with the resistor R22, the other end of the resistor R22 is connected with the resistor R17, the resistor R17 is connected with the resistor R9, the resistor R18 and the capacitor C3 in series, the other end of the capacitor C3 is connected with the anode of the diode D3, and one end of the capacitor C3 is connected with the base of the NPN type triode Q7.
The fourth stable trigger circuit 6 comprises a diode D4, resistors R19-R20, a resistor R23, a resistor R10, capacitors C4-C5, an NPN triode Q8 and a first light-touch switch SW1, wherein the anode of the diode D4 is connected with the resistor R23, the other end of the resistor R23 is connected with a resistor R19, the resistor R19 is connected with the resistor R10, the resistor R20 and the capacitor C4 in series, the other end of the capacitor C4 is connected with the anode of a diode D4, one end of the capacitor C4 is connected with the base of the NPN triode Q8, the cathodes of the diodes D1-D4 are connected with a capacitor C5, the cathode of the D4 is also connected with the first light-touch switch SW1, the other end of the capacitor C1 is grounded, the other end of the first light-touch switch 1 is grounded, the resistor R1 is connected with the resistor R1, the other end of the light-touch switch SW1 is connected with the emitter of the NPN triode Q1, and the emitter of the NPN switch SW1, the other end of the resistor R13 is connected with a resistor R20, a node between the resistor R13 and the resistor R20 is connected with a resistor R22, the other ends of the resistor R12 and the resistor R15 are connected, a node between the resistor R23 and the resistor R19 is connected with a resistor R15, and a node between the resistor R9 and the resistor R10 is connected with a collector of an NPN type triode Q5.
The first output and indication circuit 7 comprises a resistor R1, a resistor R5, a mosfet n-type inverter Q1 and a light emitting diode VD1, wherein a collector of the NPN-type triode Q5 is connected with the resistor R5, the other end of the resistor R5 is connected with an anode of the light emitting diode VD1, a cathode of the light emitting diode VD1 is connected with a resistor R1, the other end of the resistor R1 is connected in series with a first direct current motor 11 and a D electrode of the mosfet n-type inverter Q1, an S electrode of the mosfet n-type inverter Q1 is connected with an emitter of the NPN-type triode Q5, and a G electrode of the mosfet n-type inverter Q1 is connected with the resistor R5.
The second output and indication circuit 8 comprises a resistor R2, a resistor R6, a mosfet n-type inverter Q2 and a light emitting diode VD2, a collector of the NPN-type triode Q6 is connected with the resistor R6, the other end of the resistor R6 is connected with an anode of the light emitting diode VD2, a cathode of the light emitting diode VD2 is connected with the resistor R2, the other end of the resistor R2 is connected in series with the second direct current motor 12 and a D pole of the mosfet n-type inverter Q2, an S pole of the mosfet n-type inverter Q2 is connected with an emitter of the NPN-type triode Q6, a G pole of the mosfet n-type inverter Q2 is connected with the resistor R6, and an anode of the light emitting diode VD2 is connected with the resistor R5.
The third output and indication circuit 9 comprises a resistor R3, a resistor R7, a mosfet n-type inverter Q3 and a light emitting diode VD3, a collector of the NPN-type triode Q7 is connected with the resistor R7, the other end of the resistor R7 is connected with an anode of the light emitting diode VD3, a cathode of the light emitting diode VD3 is connected with the resistor R3, the other end of the resistor R3 is connected in series with the third dc motor 13 and a D-pole of the mosfet n-type inverter Q3, an S-pole of the mosfet n-type inverter Q3 is connected with an emitter of the NPN-type triode Q6, a G-pole of the mosfet n-type inverter Q3 is connected with the resistor R7, and an anode of the light emitting diode VD3 is connected with the resistor R6.
The fourth output and indication circuit 10 includes a resistor R4, a resistor R8, a mosfet n-type inverter Q4 and a light emitting diode VD4, a collector of the NPN-type triode Q8 is connected with the resistor R8, the other end of the resistor R8 is connected with an anode of the light emitting diode VD4, a cathode of the light emitting diode VD4 is connected with the resistor R4, the other end of the resistor R4 is connected in series with the fourth dc motor 14 and a D-pole of the mosfet n-type inverter Q4, a Q4S pole of the mosfet n-type inverter Q4 is connected with an emitter of the NPN-type triode Q8, a 4G-pole of the mosfet n-type inverter Q is connected with the resistor R8, and an anode of the light emitting diode VD4 is connected with the resistor R7.
When the test tube needs to be cleaned in the chemical department, the first tact switch SW1 can be turned on first, the light emitting diode VD1, the light emitting diode VD2, the light emitting diode VD3 and the light emitting diode VD4 are turned on, the first direct current motor 11, the second direct current motor 12, the third direct current motor 13 and the fourth direct current motor 14 work to clean and sterilize the test tube, the first tact switch SW1 is turned off after the cleaning and sterilization, the light emitting diode VD1, the light emitting diode VD2, the light emitting diode VD3 and the light emitting diode VD4 are turned off, and the first direct current motor 11, the second direct current motor 12, the third direct current motor 13 and the fourth direct current motor 14 stop working.
The electronic switch circuit 15 comprises a CD4069-U1, a second light touch switch SW2, resistors R25-R27 and a capacitor C6, wherein a pin 1 of the CD4069-U1 is connected in series with the second light touch switch SW2 and a resistor R27, the other end of the second light touch switch SW2 is connected in series with a capacitor C6 and a resistor R26, the other end of the resistor R26 is connected with a pin 2 of the CD4069-U1, a pin 3 of the CD4069-U1 is connected with a pin 2 of the CD4069-U1, the other end of the capacitor C6 is grounded, the other end of the resistor R27 is connected with a pin 4 of the CD4069-U1, a pin 5 of the CD4069-U1 is connected with a pin 4 of the CD4069-U1, a pin 7 of the CD4069-U1 is grounded, a pin 14 of the CD4069-U1 is grounded, and a pin 4069-U1 and a resistor R25 are connected.
The fan and heating circuit 16 comprises a temperature limit switch, a PTC heater, a fan MG5, a relay RL1, a diode D5, an AC220V and a PNP type triode Q9, the other end of the resistor R25 is connected with the base electrode of the PNP type triode Q9, the collector electrode of the PNP type triode Q9 is connected with +12V, the cathode of an emitter electrode of the PNP type triode Q9 is connected with the cathode of a diode D5 and the coil of the relay RL1 in series, the node between the other end of the coil of the relay RL1 and the anode of the diode D5 is grounded, the COM end of the relay RL1 is connected with the L end of a live wire of the AC220V, the NC end of the relay RL1 is connected with the temperature limit switch and the fan MG5 in series, the other end of the temperature limit switch is connected with the PTC heater, and the node between the other end of the fan MG5 and the PTC heater is connected with the N end of a neutral wire of the AC 220V.
When the device is used, the AC220V live wire L and the AC220V neutral wire N are connected with the commercial power, the second light touch switch SW2 is touched lightly, so that the 6 feet of the CD4069-U1 output high level to the relay RL1, the relay RL1 is closed, the temperature limit switch and the PTC heater are heated, the test tube can be dried, the second light touch switch SW2 is closed after the test tube is dried, the relay RL1 is disconnected, and the temperature limit switch and the PTC heater stop working.
It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.
Claims (10)
1. A test tube sterilization and cleaning instrument control circuit is characterized by comprising a first switch (1), a power supply unit (2), a first steady state trigger circuit (3), a second steady state trigger circuit (4), a third steady state trigger circuit (5), a fourth steady state trigger circuit (6), a first output and indication circuit (7), a second output and indication circuit (8), a third output and indication circuit (9), a fourth output and indication circuit (10), a first direct current motor (11), a second direct current motor (12), a third direct current motor (13) and a fourth direct current motor (14), wherein the output end of the first switch (1) is respectively connected with the input ends of the first steady state trigger circuit (3), the second steady state trigger circuit (4), the third steady state trigger circuit (5) and the fourth steady state trigger circuit (6), the output end of the first steady state trigger circuit (3) is connected with the input end of a first output and indication circuit (7), the output end of the first output and indication circuit (7) is connected with the input end of a first direct current motor (11), the output end of the second steady state trigger circuit (4) is connected with the input end of a second output and indication circuit (8), the output end of the second output and indication circuit (8) is connected with the input end of a second direct current motor (12), the output end of the third steady state trigger circuit (5) is connected with the input end of a third output and indication circuit (9), the output end of the third output and indication circuit (9) is connected with the input end of a third direct current motor (13), the output end of the fourth steady state trigger circuit (6) is connected with the input end of a fourth output and indication circuit (10), the output end of the fourth output and indication circuit (10) is connected with the input end of a fourth direct current motor (14), the power supply unit (2) supplies power for the first switch (1), the first steady state trigger circuit (3), the second steady state trigger circuit (4), the third steady state trigger circuit (5), the fourth steady state trigger circuit (6), the first output and indication circuit (7), the second output and indication circuit (8), the third output and indication circuit (9), the fourth output and indication circuit (10), the first direct current motor (11), the second direct current motor (12), the third direct current motor (13) and the fourth direct current motor (14).
2. The test tube sterilizing and cleaning instrument control circuit according to claim 1, characterized by further comprising an electronic switch circuit (15), a fan and heating circuit (16), wherein an output end of the electronic switch circuit (15) is connected with an input end of the fan and heating circuit (16), and the power supply unit (2) supplies power to the electronic switch circuit (15), the fan and the heating circuit (16).
3. The test tube sterilization and cleaning instrument control circuit as claimed in claim 1, wherein the first steady trigger circuit (3) comprises a diode D1, resistors R11-R13, a resistor R21, a capacitor C1 and an NPN type triode Q5, the anode of the diode D1 is connected with the resistor R21, the other end of the resistor R21 is connected with the resistor R11, the other end of the resistor R11 is connected with the resistor R12, the resistor R13 and the capacitor C1 in series, the other end of the capacitor C1 is connected with the anode of the diode D1, and one end of the capacitor C1 is connected with the base of the NPN type triode Q5.
4. The test tube sterilization and cleaning instrument control circuit as claimed in claim 1, wherein the second steady trigger circuit (4) comprises a diode D2, resistors R14-R16, a resistor R24, a capacitor C2 and an NPN type triode Q6, the anode of the diode D2 is connected with the resistor R24, the other end of the resistor R24 is connected with the resistor R14, the other end of the resistor R14 is connected with the resistor R15, the resistor R16 and the capacitor C2 in series, the other end of the capacitor C2 is connected with the anode of the diode D2, and one end of the capacitor C2 is connected with the base of the NPN type triode Q6.
5. The test tube sterilization and cleaning instrument control circuit as claimed in claim 1, wherein the third stable trigger circuit (5) comprises a diode D3, resistors R17-R18, a resistor R22, a resistor R9, a capacitor C3 and an NPN type triode Q7, wherein the anode of the diode D3 is connected with the resistor R22, the other end of the resistor R22 is connected with the resistor R17, the resistor R17 is connected with the resistor R9, the resistor R18 and the capacitor C3 in series, the other end of the capacitor C3 is connected with the anode of the diode D3, and one end of the capacitor C3 is connected with the base of the NPN type triode Q7.
6. The control circuit of the test tube sterilization and cleaning apparatus according to claim 1, wherein the fourth steady trigger circuit (6) comprises a diode D4, resistors R19-R20, a resistor R23, capacitors C23-C23, an NPN transistor Q23 and a first light-touch switch SW 23, the anode of the diode D23 is connected with the resistor R23, the other end of the resistor R23 is connected with the resistor R23, the resistor R23 is connected with the resistor R23 in series, the other end of the capacitor C23 is connected with the anode of the diode D23, one end of the capacitor C23 is connected with the base of the NPN transistor Q23, the cathodes of the diodes D23-D23 are connected with the capacitor C23, the cathode of the capacitor D23 is also connected with the first light-touch switch 23, the other end of the capacitor C23 is grounded, the other end of the first light-touch switch SW 72 is grounded, the resistor R23 is connected with the resistor R23, the resistor R23 is connected with the resistor SW 23, the resistor R18 is connected with an emitter of an NPN triode Q8, the emitters of the NPN triodes Q5-Q8 are connected with the other end of the first light touch switch SW1, the other end of the resistor R13 is connected with the resistor R20, a node between the resistor R13 and the resistor R20 is connected with the resistor R22, the resistor R12 is connected with the other end of the resistor R15, a node between the resistor R23 and the resistor R19 is connected with the resistor R15, and a node between the resistor R9 and the resistor R10 is connected with a collector of the NPN triode Q5.
7. The control circuit of the test tube sterilization and cleaning instrument as claimed in claim 1, wherein the first output and indication circuit (7) comprises a resistor R1, a resistor R5, a mosfet n-type inverter Q1 and a light emitting diode VD1, a collector of the NPN-type triode Q5 is connected to the resistor R5, the other end of the resistor R5 is connected to an anode of the light emitting diode VD1, a cathode of the light emitting diode VD1 is connected to the resistor R1, the other end of the resistor R1 is connected in series to the first dc motor (11) and an NPN D-pole of the mosfet n-type inverter Q1, an S-pole of the mosfet n-type inverter Q1 is connected to an emitter of the transistor Q5, and a G-pole of the mosfet n-type inverter Q1 is connected to the resistor R5.
8. The control circuit of the test tube sterilization and cleaning instrument as claimed in claim 1, wherein the second output and indication circuit (8) comprises a resistor R2, a resistor R6, a mosfet n-type inverter Q2 and a light emitting diode VD2, the collector of the NPN-type triode Q6 is connected to the resistor R6, the other end of the resistor R6 is connected to the anode of the light emitting diode VD2, the cathode of the light emitting diode VD2 is connected to the resistor R2, the other end of the resistor R2 is connected in series to the second dc motor (12) and the NPN D of the mosfet n-type inverter Q2, the S of the mosfet n-type inverter Q2 is connected to the emitter of the transistor Q6, the G of the mosfet n-type inverter Q2 is connected to the resistor R6, and the anode of the light emitting diode VD2 is connected to the resistor R5.
9. The control circuit of the test tube sterilization and cleaning instrument as claimed in claim 1, wherein the third output and indication circuit (9) comprises a resistor R3, a resistor R7, a mosfet n-type inverter Q3 and a light emitting diode VD3, the collector of the NPN-type triode Q7 is connected to the resistor R7, the other end of the resistor R7 is connected to the anode of the light emitting diode VD3, the cathode of the light emitting diode VD3 is connected to the resistor R3, the other end of the resistor R3 is connected in series to a third dc motor (13) and the NPN D of the mosfet n-type inverter Q3, the S of the mosfet n-type inverter Q3 is connected to the emitter of the transistor Q6, the G of the mosfet n-type inverter Q3 is connected to the resistor R7, and the anode of the light emitting diode VD3 is connected to the resistor R6; the fourth output and indication circuit (10) comprises a resistor R4, a resistor R8, a MOSFET N-type inverter Q4 and a light-emitting diode VD4, a collector of the NPN-type triode Q8 is connected with the resistor R8, the other end of the resistor R8 is connected with an anode of the light-emitting diode VD4, a cathode of the light-emitting diode VD4 is connected with a resistor R4, the other end of the resistor R4 is connected with a fourth direct current motor (14) in series and a D pole of the MOSFET N-type inverter Q4 in series, a pole of the MOSFET N-type inverter Q4S is connected with an emitter of the NPN-type triode Q8, a pole 4G of the MOSFET N-type inverter Q is connected with the resistor R8, and an anode of the light-emitting diode VD4 is connected with the resistor R7.
10. The control circuit of the test tube sterilization and cleaning instrument according to claim 2, wherein the electronic switch circuit (15) comprises a CD4069-U1, a second tact switch SW2, resistors R25-R27 and a capacitor C6, wherein a pin 1 of the CD4069-U1 is connected in series with the second tact switch SW2 and the resistor R27, the other end of the second tact switch SW2 is connected in series with a capacitor C6 and a resistor R26, the other end of the resistor R26 is connected with a pin 2 of the CD4069-U1, a pin 3 of the CD4069-U1 is connected with a pin 2 of the CD4069-U1, the other end of the capacitor C6 is grounded, the other end of the resistor R27 is connected with a pin 4 of the CD4069-U1, a pin 5 of the CD4069-U1 is connected with a pin 4 of the CD4069-U1, a pin 7 of the CD4069-U1 is grounded, a pin 4069-U828653 is connected with a pin 828653; the fan and heating circuit (16) comprises a temperature limit switch, a PTC heater, a fan MG5, a relay RL1, a diode D5, an AC220V and a PNP type triode Q9, the other end of the resistor R25 is connected with the base electrode of the PNP type triode Q9, the collector electrode of the PNP type triode Q9 is connected with +12V, the cathode of an emitter electrode of the PNP type triode Q9 is connected with the cathode of a diode D5 of the relay RL1, the node between the other end of the coil of the relay RL1 and the anode of a diode D5 is grounded, the COM end of the relay RL1 is connected with the AC220 live wire L end, the NC end of the relay RL1 is connected with the temperature limit switch and the fan MG5 in series, the other end of the temperature limit switch is connected with the PTC heater, and the node between the other end of the fan MG5 and the other end of the PTC heater is connected with the AC220 neutral wire N end 686 8.
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Cited By (1)
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| CN114558860A (en) * | 2022-01-14 | 2022-05-31 | 西安理工大学 | Test tube cleaning control system and control method |
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Application publication date: 20211105 |