The control system and its control method of a kind of automatic washing machine
Technical field
The present invention relates to a kind of automatic washing machine that cleaning and sterilizing is carried out for medicine equipment or other articles, specifically relate to
And the control system and its control method of a kind of automatic washing machine.
Background technology
In current medical system, to ensure the cleanliness and aseptic of the medicine equipment that contacts with patient, clean with
Sterilization is step very common in processing to medicine equipment, and automatic washing machine be then for medicine equipment application very
Extensive automatic cleaning, sterilizing equipment decontaminating apparatus.Existing automatic washing machine mainly by the operation of control system, utilizes what is prepared
Thimerosal is cleaned to medicine equipment, and it is carried out disinfection while medicine equipment is cleaned.But, it is existing full-automatic clear
Washing machine has two technological deficiencies.First, the control system of automatic washing machine is generally all using fixed cleaning, sterilization mould
Formula, each cleaning, the functional module of sterilization solidify in the controls, so user can only typically use to medicine equipment
Fixed mode is cleaned and sterilized.The operating system of curing type prevents automatic washing machine from well adapting to various use
Occasion, in some special cleaning occasions, user, which needs to be adjusted the program of control system, normally to be used.Its
Two, because the functional module cleaned and sterilized solidifies in the controls, the liquid volume added of its liquid feeding system is similarly solidificated in control
In system processed, thus user can not calibrate according to being actually needed for various occasions to liquid volume added, after a long time use
Easily there is error in dipping in liquid feeding system, and the normal of influence washing and disinfecting machine is used.
Chinese invention patent ZL 201310208464.7 discloses a kind of Multifunction sterilizing apparatus and control method, and it is utilized
The cpu system of exportable PLL signals controls each functional module, sterilizer is realized the functions such as automatic disinfection, drying.But
That the functional module in above-mentioned Multifunction sterilizing apparatus control system is still solidificated in cpu system, the process of sterilization be strictly by
Carried out according to the step of being preset in cpu system.In practical application, user can not enter in disinfecting process to functional module
Row modification, and its in sterilization still can not as needed to sterilizing the step of, parameter adjusted in real time.Therefore, it is existing
The structure of automatic washing machine still awaits further improvement.
The content of the invention
It is an object of the invention to overcome deficiencies of the prior art can be according to actual needs there is provided one kind
Freely adjust cleaning, sterilisation step and can carry out liquid feeding calibration automatic washing machine control system.
Another object of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of controlling party of above-mentioned control system
Method.
What the goal of the invention of the present invention was realized in:A kind of control system of automatic washing machine, including band input
Controller, man-machine interface with output end, its design feature is:Also include liquid feeding calibration system, the input of the controller
On be electrically connected with liquid level detector, temperature and pressure detector, the output end of controller be electrically connected with water heating system, spray
System, drying and cooling system, print system, the man-machine interface and liquid feeding calibration system with the input of controller and defeated
Go out end electrical connection.
Further, the liquid level detector includes the cleaning case spray liquid level that parallel connection is connected electrically on controller input
Detector, cleaning case liquid level lower limit detector and rack for cleaning state detector.
Further, the temperature and pressure detector includes the spray water temperature that parallel connection is connected electrically on controller input
Detector, exhaust gas temperature detector, hot blast temperature detector and the spray in parallel being connected electrically on controller input
Pressure detector, dry blast detector.
Further, the water heating system, spray system, drying and cooling system include the shower water of electrical connection in parallel
Heater, water pump, drying heater and dry air pump, water heating system also include being arranged on leading on spray water heater circuit
Disconnected relay C, break-make relay C input is electrically connected with controller output end, and spray system also includes being arranged on water pump electricity
Break-make relay A on road, break-make relay A input is electrically connected with controller output end, dries and cooling system is also wrapped
Include the break-make relay D being arranged on drying heater circuit and the break-make relay B being arranged on dry air pump circuit, break-make
Relay D and break-make relay B input are electrically connected with controller output end respectively.
Further, temperature has been electrically connected in series on the break-make relay D and has disconnected pass.
Further, motor protecter A and water pump alarm, water pump alarm and control are electrically connected with the water pump
The input electrical connection of device.
Further, be electrically connected with motor protecter B and blower fan alarm on the dry air pump, blower fan alarm with
The input electrical connection of controller.
Further, cold water water intaking valve is connected with water pump, cold water water intaking valve is electrically connected with controller output end.
Further, hot water water intaking valve is connected with the spray water heater, hot water water intaking valve is exported with controller
End electrical connection.
Further, print system includes the printer being connected electrically on controller output end.
Further, man-machine interface includes being connected to aobvious with control panel on controller input and output end
Display screen.
Further, the liquid feeding calibration system includes input module in the man-machine interface, is respectively electrically connected to control
Pure water water intaking valve, enzyme liquid fluid filling pump and oil agent fluid filling pump in device output end processed.
Optimized according to said structure, draining valve is electrically connected with controller output end.
Optimized, be electrically connected with controller input for controlling automatic washing machine door body according to said structure
Control button.
Optimized, be electrically connected with controller input for detecting automatic washing machine door body according to said structure
State detector.
Optimized, be electrically connected with controller output end for driving automatic washing machine door body according to said structure
Motor.
Optimized according to said structure, be electrically connected with what is closed for automatic washing machine door body on controller output end
Electric pushrod controller.
Present invention also offers a kind of control method of the control system of above-mentioned automatic washing machine, it includes following step
Suddenly:
First, prepare before cleaning
1) liquid level detector, temperature and pressure detector, water heating system, spray system, drying and cooling system, beat
Print system, man-machine interface and liquid feeding calibration system are respectively connected to the input or output end of controller, and turn on the power;
2) set in man-machine interface in corresponding cleaning, sterilization parameter and input controller, then carry out standby event
Barrier detection, if entering step 3 by detecting);
2nd, automatic cleaning
3) automatic cleaning procedure is opened by controller, whether in place liquid level detector detection rack for cleaning, detects if passing through
Into step 4);
4) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine enter previous cleaning state, in the previous cleaning set in reaching man-machine interface
Between or number of times after enter step 5);
5) controller carries out fault detect to water heating system and liquid feeding calibration system, if by detection, controller according to
Step 2) in setting parameter the enzyme liquid concentration and cleaning temperature in rack for cleaning are automatically adjusted, enter automatic washing machine
Enter enzyme and wash state, step 6 is entered after the enzyme set in reaching man-machine interface washes time or number of times);
6) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine washes neutral condition into enzyme, and what is set in man-machine interface is reached is dense
After degree, into step 7);
7) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine enters rinse state, in the rinsing set in reaching man-machine interface
Between or number of times after, into step 8);
8) controller carries out fault detect to spray system, water heating system, if by detection, controller according to temperature and
The input signal of pressure detector opens spray system and water heating system, and automatic washing machine enters hot rinse state, up to
After the hot rinsing time or number of times that are set into man-machine interface, into step 9);
3rd, automatic drying
9) controller carries out fault detect to dry and cooling system, if by detection, controller is according to temperature and pressure
The input signal of detector, which is opened, to be dried and cooling system, and automatic washing machine enters drying regime, in man-machine interface is reached
After the drying time of setting or number of times, into step 10);
10) controller is again to drying and cooling system carries out fault detect, if by detection, controller according to temperature and
The input signal of pressure detector, which is opened, to be dried and cooling system, and automatic washing machine enters the state of cooling, reaching man-machine boundary
After the cool time set in face, automatic washing sterilization terminates.
Optimized according to above-mentioned steps, in whole cleaning process, parameter and operation result in controller can pass through
Print system is printed out.
The present invention is improved to the automatic washing machine of prior art, and its control system advantage is as follows:
1st, in the control system of automatic washing machine of the invention, traditional sterilization, cleaning step are decomposed into independent
Level sensing, temperature and pressure detection, water heating system, spray system, drying and cooling system, print system, man-machine interface
And liquid feeding calibration system.Above-mentioned autonomous system will not be interfered in self-operating to other systems, and whole cleaning,
In disinfecting process, by organic assembling each other, the work(such as previous cleaning, enzyme are washed, neutralized, rinsing, heat is floated, dried, cooled down are realized
Energy.In addition, in whole cleaning, disinfecting process, user can adjust the parameter of said system in real time using controller, pass through
The change of parameter is combined into different functions, and the switching into aqueous mode, liquid feeding pattern is realized with this.Thus user is without right
Program in controller is modified, and is easy to it to adjust cleaning, the state of sterilization in time according to practical matter, is substantially increased clear
The simplicity wash, sterilized, and whole cleaning, the stability of disinfecting process can be ensured.
2nd, in the control system of automatic washing machine of the invention, liquid feeding calibration system, liquid feeding calibration system bag are introduced
Include input module, the pure water water intaking valve being respectively electrically connected on controller output end, enzyme liquid fluid filling pump in man-machine interface
And oil agent fluid filling pump.By liquid feeding calibration system in the course of the work according to the parameter adjust automatically water of controller, enzyme liquid or
The addition of oil agent, realizes the concentration of accurate control enzyme liquid, allows the enzyme liquid concentration of cleaning and sterilization real-time according to occasion
Adjustment, even if error in dipping occurs in the module of addition enzyme liquid, user is changed or right without the accessory to liquid feeding system
It is calibrated, greatly improve enzyme liquid concentration adjustment flexibility and reliability, it is ensured that cleaning, sterilization be smoothed out.
3rd, in the control system of automatic washing machine of the invention, temperature and pressure detector parallel connection is connected electrically in controller
On input.Temperature and pressure detection, can be on the premise of not interfering with each other respectively to spray as separate detection unit
Water drenching temperature, delivery temperature, hot blast temperature, spray hydraulic pressure and dry wind pressure are detected, are that controller enters to cleaning, disinfecting process
The accurate control of row provides complete environmental data, improves cleaning, the stability of disinfecting process.
4th, in the control system of automatic washing machine of the invention, water heating system, spray system, drying and cooling system
Turn into the action module of integrated form by being connected in parallel, and be electrically connected with break-make relay A, B, C, D and controller output end
Connect.Above-mentioned integrated form action module can effective guarantee cleaning, in disinfecting process current, heating, dry wind etc. stability, realize
The accurate control that controller is run to said system.
5th, in the control system of automatic washing machine of the invention, cold water water intaking valve, cold water water inlet are connected with water pump
Valve is electrically connected with controller output end, and is connected with spray water heater hot water water intaking valve, hot water water intaking valve and controller
Output end is electrically connected.Pass through the setting of above-mentioned cold water water intaking valve and hot water water intaking valve, it is ensured that water in rack for cleaning in cleaning process
The stability of amount.
6th, the control system of automatic washing machine of the invention employs the control method of segmented block combiner, using each
Being mutually combined for individual independent system, realizes that whole cleaning, the previous cleaning in disinfecting process, enzyme are washed, neutralized, rinsing, heat is floated, dry
The functions such as dry, cooling.Also, in the control method, fault detection capability is introduced between the switching of each function, mould is effectively improved
The stability and reliability run after block combination, ensure that cleaning, disinfecting process are smoothed out.
Brief description of the drawings
Accompanying drawing 1 is the annexation schematic diagram of the control system of automatic washing machine of the present invention;
Accompanying drawing 2 is the workflow schematic diagram of the control system of automatic washing machine of the present invention;
Accompanying drawing 3 is the bus circuit schematic diagram of controller in the present invention.
In figure, 11 it is cleaning case spray liquid level detector, 12 is cleaning case liquid level lower limit detector, 13 is rack for cleaning state
Detector, 21 be spray temperature detector, 22 be exhaust gas temperature detector, 23 be hot blast temperature detector, 24 be spray
Pressure detector, 25 be dry blast detector, 31 be spray water heater, 32 be break-make relay C, 33 be hot water water inlet
Valve, 41 be water pump, 42 be break-make relay A, 43 be motor protecter A, 44 be water pump alarm, 45 be cold water water intaking valve, 51
For drying heater, 52 be break-make relay D, 53 be temperature disconnect close, 61 be dry air pump, 62 be break-make relay B, 63 be electricity
Machine protector B, 64 be blower fan alarm, 71 be printer, 72 be display screen, 73 be input module, 74 be pure water water intaking valve, 75
For enzyme liquid fluid filling pump, 81 be oil agent fluid filling pump, 82 be draining valve, 83 be control button, 84 be state detector, 85 be electricity
Machine, 86 are electric pushrod controller.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
With reference to the accompanying drawings 1, shown in accompanying drawing 2 and accompanying drawing 3, the control system of automatic washing machine of the invention mainly includes control
Device, liquid level detector, temperature and pressure detector, water heating system, spray system, drying and cooling system, print system, people
Machine interface and liquid feeding calibration system.Wherein, controller is transmitted provided with power supply signal input and output end;Level sensing
Device, temperature and pressure detector are respectively electrically connected on the input of controller;And water heating system, spray system, drying and
Cooling system, print system are then respectively electrically connected in the output end of controller, the input of man-machine interface respectively with controller
With output end electrical connection, liquid feeding calibration system is equally electrically connected with the input and output end of controller respectively.Above-mentioned each system,
Each detector is and controller constitutes the electric signal loop closed, and each system, the organic assembling of each detector independence are into full-automatic
Each cleaning, sterilisation step of cleaning machine, realize conventional clean, the decomposition of sterilization module and recombinant.
When carrying out each cleaning, sterilisation step, user can select corresponding system for actual conditions, in detector
Under the environmental data of offer is supported, different use functions are combined into, it is to avoid occur because use environment difference need to be to controller
The situation that program is modified.In fact, the cleaning of control system of the present invention, sterilisation step be mutually combined by each system and
Into in control system running, the parameter that user can be in real time as needed to said system is adjusted, so should
The free degree that control system is used is high, is suitable for various application scenarios, improves adaptability and simplicity that control system is used
Property.
The liquid level detector of control system of the present invention includes cleaning case spray liquid level detector 11, the inspection of cleaning case liquid level lower limit
Device 12 and rack for cleaning state detector 13 are surveyed, the above-mentioned equal parallel connection of detector is connected electrically on the input of controller.Pass through each inspection
The cooperation of device and controller is surveyed, the state in rack for cleaning, cleaning case can be monitored and be truly reflected in man-machine interface.
The temperature and pressure detector of control system of the present invention is made up of temperature detection and pressure detecting two parts, temperature inspection
Surveying part includes spray temperature detector 21, exhaust gas temperature detector 22, hot blast temperature detector 23, and above-mentioned detector is simultaneously
Connection is connected electrically on the input of controller.And pressure detecting part then includes spray pressure detector 24, dries blast detection
Device 25, the above-mentioned same parallel connection of detector is connected electrically on the input of controller.By entering trip temperature, pressure to automatic washing machine
Power is detected, can be drawn accurate environmental data and is reflected in man-machine interface, is easy to user to adjust corresponding according to actual conditions
Systematic parameter.
Water heating system, spray system, drying and the cooling system of control system of the present invention include spray water heater 31,
Water pump 41, drying heater 51 and dry air pump 61, spray water heater 31, water pump 41, drying heater 51 and dry air pump
61 are electrically connected by parallel connection is connected into the action module of integrated form.The action module can be for relevant parameter in cleaning, disinfecting process
Change and water, temperature, air quantity to system etc. is adjusted, and the adjustment of above-mentioned parameter is integrated, and is reduced
The consumption of pipeline, fast reaction can be made beneficial to control system after Parameters variation, the parameter cleaned, sterilized with real-time adjustment.
In addition, water heating system also includes the break-make relay C32, break-make relay C32 being arranged on the circuit of spray water heater 31
Input electrically connected with controller output end.And spray system also includes the break-make relay being arranged on the circuit of water pump 41
A42, break-make relay A42 input is electrically connected with the output end of controller.Dry and cooling system then also includes being arranged on
Break-make relay D52 and the break-make relay B62 being arranged on the dry circuit of air pump 61, break-make on the circuit of drying heater 51
Relay D52 and break-make relay B62 input are electrically connected with the output end of controller respectively.Pass through above-mentioned break-make relay
With the electrical connection of controller, make controller real to spray water heater 31, water pump 41, drying heater 51 and dry air pump 61
Now control immediately, is easy to user quickly to adjust various parameters in cleaning, disinfecting process.
53 are closed in addition, being also electrically connected in series temperature on break-make relay D52 and having disconnected.Temperature, which disconnects pass 53, can ensure dry heat
The normal of device 51 is used, when the temperature of drying heater 51 is too high, and temperature disconnects pass 53 and disconnected automatically, and cuts off break-make relay
D52 action power, powers off drying heater 51.And motor protecter A43 and water pump alarm are also electrically connected with water pump 41
Device 44, water pump alarm 44 is electrically connected with the input of controller.Dry air pump 61 on be also electrically connected with motor protecter B63 and
Blower fan alarm 64, blower fan alarm 64 is electrically connected with the input of controller.Above-mentioned water pump alarm 44 and blower fan alarm
64, when the work of water pump 41 and dry air pump 61 occurs abnormal, alarm signal, and motor protection respectively can be sent automatically
Device A43 and motor protecter B63, makes water pump 41 and dries the motor power-off of air pump 61.
In addition, being connected with cold water water intaking valve 45 on water pump 41, cold water water intaking valve 45 is electrically connected with the output end of controller.And
Hot water water intaking valve 33 is connected with spray water heater 31, hot water water intaking valve 33 is electrically connected with the output end of controller.Cold water enters
Water valve 45 can be controlled to the water in rack for cleaning, and hot water water intaking valve 33 be then 31 pairs of spray water heater flow through it is cold
It is controlled after water heating to entering the hot water amount in rack for cleaning.By the control of above-mentioned two valve, make in rack for cleaning it is cold,
Hot water amount can fast, easily be adjusted.
The print system of control system of the present invention includes being connected electrically in printer 71 on controller output end, and man-machine boundary
Face includes the display screen 72 with control panel being connected on controller input and output end.Printer 71 and display screen
72 can truly reflect the working condition and the course of work of control system, and above-mentioned state and process are printed using printer 71
Preserve.
The liquid feeding calibration system of control system of the present invention includes input module 73 in the man-machine interface, is electrically connected
Pure water water intaking valve 74, enzyme liquid fluid filling pump 75 and oil agent fluid filling pump 81 on controller output end, enzyme liquid fluid filling pump 75 and upper
Finish fluid filling pump 81 can pass through addition in the course of the work to water, enzyme liquid and oil agent using the higher measuring pump of precision
The control of amount, allows the concentration of enzyme liquid to be adjusted in real time as needed, even if error in dipping occurs in liquid feeding system, in metering
Under the accurate swabbing action of pump, it still can accurately calculate the number of liquid volume added.
Draining valve 82 that control system of the present invention also includes electrically connecting with controller output end respectively, motor 85, electronic push away
Rod controller 86 and the control button 83 electrically connected respectively with controller input, state detector 84.The work of draining valve 82
With being that the water in rack for cleaning is adjusted, and cleaning fluid is discharged rack for cleaning.Motor 85 is used to drive automatic washing machine
Door body, and electric pushrod controller 86 is then the closing motion for realizing automatic washing machine door body.In addition, control button
83 corresponding actions for controlling automatic washing machine door body, allow it to be operated using human hand, and state detector 84 is then
State for detecting automatic washing machine door body, it is ensured that door body is closed all the time in automatic cleaning, sterilization.
The control method of control system of the present invention comprises the following steps:
First, prepare before cleaning
1) liquid level detector, temperature and pressure detector, water heating system, spray system, drying and cooling system, beat
Print system, man-machine interface and liquid feeding calibration system are respectively connected to the input or output end of controller, and turn on the power;
2) set in man-machine interface in corresponding cleaning, sterilization parameter and input controller, then carry out standby event
Barrier detection, if entering step 3 by detecting);
2nd, automatic cleaning
3) automatic cleaning procedure is opened by controller, whether in place liquid level detector detection rack for cleaning, detects if passing through
Into step 4);
4) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine enter previous cleaning state, in the previous cleaning set in reaching man-machine interface
Between or number of times after enter step 5);
5) controller carries out fault detect to water heating system and liquid feeding calibration system, if by detection, controller according to
Step 2) in setting parameter enzyme liquid concentration and cleaning temperature in rack for cleaning are automatically adjusted, enter automatic washing machine
Enzyme washes state, and step 6 is entered after the enzyme set in reaching man-machine interface washes time or number of times);
6) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine washes neutral condition into enzyme, and what is set in man-machine interface is reached is dense
After degree, into step 7);
7) controller carries out fault detect to spray system, if by detection, controller is according to temperature and pressure detector
Input signal open spray system, automatic washing machine enters rinse state, in the rinsing set in reaching man-machine interface
Between or number of times after, into step 8);
8) controller carries out fault detect to spray system, water heating system, if by detection, controller according to temperature and
The input signal of pressure detector opens spray system and water heating system, and automatic washing machine enters hot rinse state, up to
After the hot rinsing time or number of times that are set into man-machine interface, into step 9);
3rd, automatic drying
9) controller carries out fault detect to dry and cooling system, if by detection, controller is according to temperature and pressure
The input signal of detector, which is opened, to be dried and cooling system, and automatic washing machine enters drying regime, in man-machine interface is reached
After the drying time of setting or number of times, into step 10);
10) controller is again to drying and cooling system carries out fault detect, if by detection, controller according to temperature and
The input signal of pressure detector, which is opened, to be dried and cooling system, and automatic washing machine enters the state of cooling, reaching man-machine boundary
After the cool time set in face, automatic washing sterilization terminates.
In above-mentioned steps, print system can be in whole cleaning process the parameter in controller and operation result printing
Output.
Above-mentioned specific embodiment is only the preferable embodiment of effect of the present invention, all and of the invention automatic washings
The control system and its control method of machine identical or equivalent structure or method, within the scope of the present invention.