CN110703662A - Automatic control circuit of industrial cleaning machine - Google Patents
Automatic control circuit of industrial cleaning machine Download PDFInfo
- Publication number
- CN110703662A CN110703662A CN201911055876.5A CN201911055876A CN110703662A CN 110703662 A CN110703662 A CN 110703662A CN 201911055876 A CN201911055876 A CN 201911055876A CN 110703662 A CN110703662 A CN 110703662A
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- Prior art keywords
- automatic
- power supply
- grounded
- control unit
- output end
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- 238000004140 cleaning Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 101100365087 Arabidopsis thaliana SCRA gene Proteins 0.000 claims description 12
- 101150105073 SCR1 gene Proteins 0.000 claims description 12
- 101100134054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NTG1 gene Proteins 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 12
- 101000668165 Homo sapiens RNA-binding motif, single-stranded-interacting protein 1 Proteins 0.000 claims description 5
- 102100039692 RNA-binding motif, single-stranded-interacting protein 1 Human genes 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 1
- 230000001502 supplementing effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000007921 spray Substances 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- 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
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a simple and practical automatic control circuit of a cleaning machine, which is used for automatic control of an industrial cleaning machine, and has the advantages of higher automatic control degree, low price, stable performance and simple maintenance; the automatic water-spraying and heating device is composed of a direct-current stabilized power supply unit, an automatic water replenishing control unit, an automatic spraying control unit and an automatic heating control unit; the automatic water-replenishing control unit is connected with the output end of the direct-current stabilized power supply unit and automatically opens (closes) the water-replenishing valve when the water level reaches a low limit (a high limit); the automatic spraying control unit is connected with the output end of the direct-current stabilized power supply unit, and automatically starts the spraying pump and closes the spraying pump according to set time after the spraying switch is started; the automatic heating control unit is provided with two groups of connecting ends which are respectively connected with the output end of the direct current stabilized power supply unit and the 220V alternating current power supply end, and when the water temperature deviates from a set value, the heating power is automatically adjusted, so that the water temperature control is realized.
Description
Technical Field
The invention relates to the field of industrial equipment, in particular to an automatic control circuit of a cleaning machine.
Background
The industrial cleaning machine is a common device in industrial production, has various automation degrees and control modes, but is generally complex and brings difficulty to maintenance.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a simple and practical automatic control circuit of a cleaning machine, which has the advantages of higher automatic control degree, low price, stable performance and simple maintenance.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
an automatic control circuit of an industrial cleaning machine comprises a direct current stabilized voltage power supply unit, an automatic water replenishing control unit, an automatic spraying control unit and an automatic heating control unit;
the automatic water replenishing control unit is connected with the output end of the direct current stabilized power supply unit, the automatic spraying control unit is connected with the output end of the direct current stabilized power supply unit, and the automatic heating control unit is provided with two groups of connecting ends which are respectively connected with the output end of the direct current stabilized power supply unit and a 220V alternating current power supply end.
The direct-current stabilized power supply unit consists of a transformer B, a rectifier bridge U1, a filter capacitor C1, a three-terminal regulator IC filter and a capacitor C2; two input ends B are respectively connected with the L end and the N end of a 220V alternating current power supply, two output ends B are respectively connected with two input ends U1, the anode of the output end U1 is connected with the anode of the C1 and the input end of the IC, the cathode of the output end U1 is grounded, the cathode of the output end C1 is grounded, the ground end of the IC is grounded, the output end of the ground end C2 is connected with the anode of the C2 and is grounded.
The automatic water replenishing control unit consists of a lower water level switch K1, an upper water level switch K2, a resistor R1, a resistor R2, a silicon controlled rectifier SCR1, a capacitor C3, a capacitor C4, a triode Q1, a relay J1 and a water replenishing electromagnetic valve Y; one end of K1 is connected with an IC output end, one end of R2 is connected with one end of J1, the other end of K1 is connected with one end of R1, the other end of R1 is connected with a C3 anode and an SCR1 control electrode, the other end of C3 is grounded, an SCR1 cathode is connected with a Q1 collector, an SCR1 anode is connected with the other end of J1, a Q1 emitter is grounded, a Q1 base is connected with the other end of R2 and the C4 anode, one end of K2, a C4 cathode is grounded, the other end of K2 is grounded, one end of J1-1 is connected with a power supply N end, the other end of.
The automatic spraying control unit consists of a starting switch K3, a resistor R5, a resistor R6, a capacitor C6, a diode D1, a diode D2, a triode Q2, a relay J2 and a spraying pump M; the normally open end of K3 is connected with the IC output end, the normally open end of K3 is connected with one end of R5 and one end of R6, the normally closed end of K3 is grounded, the normally closed other end of K3 is connected with the other end of R5 and the positive pole of C6 and the positive pole of D1, the negative pole of C6 is grounded, the other end of R6 is connected with the collector of Q2 and one end of J2, the negative pole of D1 is connected with the positive pole of D2, the negative pole of D2 is connected with the base of Q2, the emitter of Q2 and the other end of J2 are grounded, one end of J2-1 is connected with one.
The automatic heating control unit consists of a rectifier bridge U2, a heater Ree, a silicon controlled rectifier SCR2, a bidirectional diode DIAC, a resistor R3, a capacitor C5, a linear optocoupler P, a thermistor Rt and a resistor R4; the input end of U2 is connected with the input end of a power supply L, U2, the other end of the Re is connected with the positive electrode of the output end of a power supply N, U2, the anode of SCR2 and one end of R3, the negative electrode of the output end of U2 is grounded, the cathode of SCR is grounded, the control electrode of SCR is connected with one end of DIAC, the other end of DIAC is connected with the other end of R3, the positive electrode of C5, the collector of P, the emitter of P is grounded, the positive electrode of the input end of P is connected with one end of R4, the other end of R4 is connected with one end of Rt.
Preferably, the IC is in the 7812 series.
Preferably, J1 and J2 are solid-state relays.
The thermistor Rt selects a negative temperature coefficient.
The invention provides an automatic control circuit of an industrial cleaning machine, which has the advantages of higher automatic control degree, simple circuit structure, low price, stable performance and convenient maintenance.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic diagram of the circuit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.
A DC voltage-stabilized power supply unit: the transformer B is connected with an alternating current 220V power supply, and the output end of the IC and the negative electrode (ground) of the output end of the U1 form a +12V direct current stabilized power supply output to provide direct current power supplies for other unit circuits; the unit circuit is a common circuit, and the working principle is not described in detail.
Automatic water supply control unit: setting high and low water level lines, installing a low water level switch K1 and a high water level switch K2, when the water level reaches the low limit, K1 is closed, K2 is opened, Q1 is conducted due to the fact that R2 provides base current for Q1, the cathode of SCR1 is at a low potential, voltage is applied to the control electrode of SCR1 by R1, SCR1 is conducted, J1 is electrified, J1-1 is closed, and a water replenishing electromagnetic valve opens water replenishing;
when the water level reaches the high limit, K2 is closed, the Q1 base set is cut off due to grounding, the SCR1 is further cut off, the J1 is powered off, and the water replenishing electromagnetic valve closes water replenishing;
in order to improve the interference resistance, C3 and C4 are connected into the circuit.
Automatic spraying control unit: a spray starting switch K3 can be triggered by a cleaning machine door, after K3 is triggered, a normally closed end is disconnected and a normally open end is closed, Q2 is cut off, J2 is electrified through R6 to enable a spray pump to work, meanwhile, C6 is charged through R5, voltage rises until the voltage is higher than that of a base set of D1, D2 and Q2 and is conducted, Q2 is conducted to enable the voltage of a positive electrode of J2 to drop and be disconnected, and the spray pump is turned off; the purpose of concatenating D1 and D2 is to raise the Q2 dead-band voltage and increase the delay time.
An automatic heating control unit: rt is arranged in the water tank or at the water outlet, the set water temperature of R3 is adjusted, the set water temperature corresponds to an Rt value, when the water temperature is higher (lower) than the set temperature, Rt is reduced (increased), the loop current of the P input end is increased (reduced), the Ice current of P is increased (reduced), the voltage of the positive end of C5 is slowly increased (fast), the conduction angle of SCR2 is increased (reduced), the voltage in the U2 loop is reduced (increased), and the re power of the heater is reduced (increased).
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although reference is made to the foregoing embodiments
Having described the invention in detail, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. An automatic control circuit of an industrial cleaning machine is characterized by comprising a direct current stabilized voltage power supply unit, an automatic water supplementing control unit, an automatic spraying control unit and an automatic heating control unit;
the automatic water replenishing control unit is connected with the output end of the direct current stabilized power supply unit, the automatic spraying control unit is connected with the output end of the direct current stabilized power supply unit, and the automatic heating control unit is provided with two groups of connecting ends which are respectively connected with the output end of the direct current stabilized power supply unit and a 220V alternating current power supply end.
2. The automatic control circuit of an industrial cleaning machine according to claim 1, wherein the DC stabilized power supply unit is composed of a transformer B, a rectifier bridge U1, a filter capacitor C1, a three-terminal regulator IC and a filter capacitor C2; two input ends B are respectively connected with the L end and the N end of a 220V alternating current power supply, two output ends B are respectively connected with two input ends U1, the anode of the output end U1 is connected with the anode of the C1 and the input end of the IC, the cathode of the output end U1 is grounded, the cathode of the output end C1 is grounded, the ground end of the IC is grounded, the output end of the ground end C2 is connected with the anode of the C2 and is grounded.
3. The automatic control circuit of industrial cleaning machine according to claim 1, characterized in that the automatic water-replenishing control unit is composed of a lower water level switch K1, an upper water level switch K2, a resistor R1, a resistor R2, a silicon controlled SCR1, a capacitor C3, a capacitor C4, a triode Q1, a relay J1 and a water-replenishing solenoid valve Y; one end of K1 is connected with an IC output end, one end of R2 is connected with one end of J1, the other end of K1 is connected with one end of R1, the other end of R1 is connected with a C3 anode and an SCR1 control electrode, the other end of C3 is grounded, an SCR1 cathode is connected with a Q1 collector, an SCR1 anode is connected with the other end of J1, a Q1 emitter is grounded, a Q1 base is connected with the other end of R2 and the C4 anode, one end of K2, a C4 cathode is grounded, the other end of K2 is grounded, one end of J1-1 is connected with a power supply N end, the other end of.
4. The automatic control circuit of the industrial cleaning machine as claimed in claim 1, wherein the automatic spraying control unit is composed of a starting switch K3, a resistor R5, a resistor R6, a capacitor C6, a diode D1, a diode D2, a triode Q2, a relay J2 and a spraying pump M; the normally open end of K3 is connected with the IC output end, the normally open end of K3 is connected with one end of R5 and one end of R6, the normally closed end of K3 is grounded, the normally closed other end of K3 is connected with the other end of R5 and the positive pole of C6 and the positive pole of D1, the negative pole of C6 is grounded, the other end of R6 is connected with the collector of Q2 and one end of J2, the negative pole of D1 is connected with the positive pole of D2, the negative pole of D2 is connected with the base of Q2, the emitter of Q2 and the other end of J2 are grounded, one end of J2-1 is connected with one.
5. The automatic control circuit of the industrial cleaning machine according to claim 1, characterized in that the automatic heating control unit is composed of a rectifier bridge U2, a heater Ree, a silicon controlled SCR2, a bidirectional diode DIAC, a resistor R3, a capacitor C5, a linear optical coupler P, a thermistor Rt and a resistor R4; the input end of U2 is connected with the input end of a power supply L, U2, the other end of the Re is connected with the positive electrode of the output end of a power supply N, U2, the anode of SCR2 and one end of R3, the negative electrode of the output end of U2 is grounded, the cathode of SCR is grounded, the control electrode of SCR is connected with one end of DIAC, the other end of DIAC is connected with the other end of R3, the positive electrode of C5, the collector of P, the emitter of P is grounded, the positive electrode of the input end of P is connected with one end of R4, the other end of R4 is connected with one end of Rt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911055876.5A CN110703662A (en) | 2019-10-31 | 2019-10-31 | Automatic control circuit of industrial cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911055876.5A CN110703662A (en) | 2019-10-31 | 2019-10-31 | Automatic control circuit of industrial cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110703662A true CN110703662A (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911055876.5A Withdrawn CN110703662A (en) | 2019-10-31 | 2019-10-31 | Automatic control circuit of industrial cleaning machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN110703662A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111015499A (en) * | 2020-02-05 | 2020-04-17 | 李传聪 | A kind of automatic control circuit of double-head drilling machine |
-
2019
- 2019-10-31 CN CN201911055876.5A patent/CN110703662A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111015499A (en) * | 2020-02-05 | 2020-04-17 | 李传聪 | A kind of automatic control circuit of double-head drilling machine |
| CN111015499B (en) * | 2020-02-05 | 2021-04-02 | 李传聪 | Double-end hole machine automatic control circuit that grinds |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20200117 |