CN102854052A - Bubble blending method and control system thereof - Google Patents
Bubble blending method and control system thereof Download PDFInfo
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- CN102854052A CN102854052A CN2012102803706A CN201210280370A CN102854052A CN 102854052 A CN102854052 A CN 102854052A CN 2012102803706 A CN2012102803706 A CN 2012102803706A CN 201210280370 A CN201210280370 A CN 201210280370A CN 102854052 A CN102854052 A CN 102854052A
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Abstract
The invention discloses a bubble blending method and a control system thereof. The control system comprises a microprocessor module, a bubble control module and a pressure monitoring module, wherein the microprocessor module is used for setting parameters, the bubble control module is used for controlling corresponding channel electromagnetic valve switches and generating blending bubbles according to corresponding parameters, the pressure monitoring module is used for sending enable signals to the bubble control module according to corresponding parameters, the bubble control module and the pressure monitoring module are respectively in communication connection with the microprocessor module, the bubble control module is in communication connection with the pressure monitoring module, the pressure monitoring module is in communication connection with a pressure source, and the pressure source is in communication connection with the microprocessor module. The invention also discloses a bubble blending control method among the modules. According to the invention, the real-time property of bubbling in the process of blending is ensured; the pressure of the pressure source is subjected to real-time monitoring, so that the consistency of bubble sizes is ensured; and an effect of parallel processing can be achieved, thereby shortening the detection time and improving the detection efficiency.
Description
Technical field
The present invention relates to technical field of medical instruments, relate in particular to a kind of bubble mixing method and control system thereof.
Background technology
Blood cell analyzer has been widely used in hospital clinical check field as the instrument that the human body blood cell parameter is detected, the test parameters such as leucocyte, red blood cell, blood platelet, haemoglobin mainly are provided, and test result is used for the clinician to the diagnosis of conditions of patients.
Bubble mixing of the prior art refers to pressure source by the switch of solenoid valve, and injection pressure in the mixing pond makes it to form bubble, realizes the mixing to sample and reagent in the mixing pond, as shown in Figure 1.
Present existing method is by the direct bubble in the mixing pond of micro-control unit controls, it is in the test sample flow process, the switch of Serial Control solenoid valve is to form bubble, want monitor force to change in the time of bubble, and the quantity of bubble is more, frequency is slower, will more take the processing time of micro-control unit, its testing process control is loaded down with trivial details, and affects test sample speed, reduces detection efficiency.
This shows, prior art awaits further to improve and develop.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of bubble mixing method and control system thereof, to realize automatic pumping bubble and bubble mixing, improve detection efficiency.
Technical scheme of the present invention is as follows:
A kind of control system for the operation of control bubble blending device, it comprises the microprocessor module for setup parameter, wherein, described control system also comprise for according to corresponding parameter control respective channel electromagnetic valve switch and the bubble control module that produces the mixing bubble be used for according to the pressure monitor module of corresponding parameter to described bubble control module transmission enable signal, described bubble control module, described pressure monitor module communicates to connect with described microprocessor module respectively, described bubble control module is connected with described pressure monitor module communication, described pressure monitor module and pressure source communication connection, described pressure source and the communication connection of described microprocessor module.
Described control system, wherein, described microprocessor module is the parameter that described bubble control module is set bubble frequency, number of bubbles, bubble output channel, is the parameter of described pressure monitor module set pressure condition, pressure state information.
Described control system, wherein, described bubble control module is provided with bubble frequency interface, number of bubbles input interface and passage input interface, described bubble frequency interface, described number of bubbles input interface and described passage input interface all communicate to connect with described microprocessor module, described passage input interface and the communication connection of described passage electromagnetic valve switch.
Described control system, wherein, described pressure monitor module arranges pressure input interface and pressure state feedback interface, described pressure input interface and the communication connection of described microprocessor module, described pressure state feedback interface and the communication connection of described pressure source.
A kind of bubble mixing method for bubble blending device, it may further comprise the steps:
A, microprocessor module are that the pressure monitor module is set corresponding parameter with the bubble control module, described pressure monitor module is according to described corresponding parameter detecting, then testing result is fed back to described microprocessor module, described microprocessor module judges according to described testing result whether pressure source exists fault, if NO, then the described bubble control module of described pressure monitor module controls is opened corresponding electromagnetic valve switch.
Described bubble mixing method, wherein, what described steps A was concrete comprises: described microprocessor module is the parameter that described bubble control module is set bubble frequency, number of bubbles, bubble output channel, is the parameter of described pressure monitor module set pressure condition, pressure state information.
Described bubble mixing method, wherein, what described steps A was concrete comprises: described bubble control module is controlled the speed that bubble upwards moves in the corresponding electromagnetic valve switch by the bubble frequency parameter, controls the bubble number of passing through in the corresponding electromagnetic valve switch by the number of bubbles parameter; Open corresponding electromagnetic valve switch by the control of bubble output channel parameter;
Pressure when described pressure monitor module arranges described pressure source work by the pressure condition parameter, and start described bubble control module; Whether the pressure when judging described pressure source work by the pressure state information parameter satisfies condition, and if yes, then starts described bubble control module.
Described bubble mixing method, wherein, what described steps A was concrete comprises: the pressure when described pressure detection module arranges described pressure source work, whether the pressure when judging described pressure source work by the pressure state information parameter satisfies condition, if yes, then described pressure detection module generation enable signal starts described bubble control module; Described bubble control module is opened corresponding electromagnetic valve switch according to described bubble output channel parameter, and described bubble control module is according to described bubble frequency parameter and bubble running status in described number of bubbles parameter is controlled described corresponding electromagnetic valve switch.
A kind of bubble mixing method provided by the invention and control system thereof, adopt the hardware mode of FPGA (Field Programmable Gate Array) to replace existing software control mode, realized Digital Control fully, the real-time of bubble when having guaranteed mixing, the pressure of Real Time Monitoring pressure source, guaranteed the consistance of Air Bubble Size, pass through bubble frequency, the flexible configuration of quantity and pressure and other parameters, realized the speed to bubble, the operability of quantity and Air Bubble Size, and can parallel processing, detection time shortened, improved detection efficiency, and interface of the present invention is simple, and strong adaptability has reduced manufacturing cost of the present invention.
Description of drawings
Fig. 1 is the structural representation of bubble blending device in the prior art;
Fig. 2 is the structural representation of control system among the present invention;
Fig. 3 is the schematic flow sheet of bubble mixing method among the present invention.
Embodiment
The invention provides a kind of bubble mixing method and control system thereof, clearer, clear and definite for making purpose of the present invention, technical scheme and effect, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
The invention provides a kind of control system for the operation of control bubble blending device, as shown in Figure 2, it comprises the microprocessor module 1 for setup parameter, and described microprocessor module 1 can adopt technology type of the prior art.And described control system also comprise for according to corresponding parameter control respective channel electromagnetic valve switch 8 and the bubble control module 2 that produces the mixing bubble be used for according to the pressure monitor module 3 of corresponding parameter to described bubble control module transmission enable signal, described bubble control module 2, described pressure monitor module 3 communicate to connect with described microprocessor module 1 respectively, described bubble control module 2 and described pressure monitor module 3 communication connections, described pressure monitor module 3 and pressure source 4 communication connections, described pressure source 4 and described microprocessor module 1 communication connection.
More optimize, described microprocessor module 1 is the parameter that described bubble control module 2 is set bubble frequency, number of bubbles, bubble output channel, is the parameter of described pressure monitor module 3 set pressure conditions, pressure state information.By the control of concrete parameter the bubble mixing is more optimized, the real-time of bubble when having guaranteed mixing, the pressure of Real Time Monitoring pressure source has guaranteed the consistance of Air Bubble Size.
In another preferred embodiment of the present invention, described bubble control module 2 is provided with bubble frequency interface 5, number of bubbles input interface 6 and passage input interface 7, described bubble frequency interface 5, described number of bubbles input interface 6 all communicate to connect with described microprocessor module 1 with described passage input interface 7, described passage input interface 7 and described passage electromagnetic valve switch 8 communication connections, by the connection of each interface, realized the accurate transmission of parameters.
Further, described pressure monitor module 3 arranges pressure input interface 9 and pressure state feedback interface 10, described pressure input interface 9 and described microprocessor module 1 communication connection, described pressure state feedback interface 10 and described pressure source 4 communication connections, guaranteed that described bubble control module 2 opens under normal circumstances at described pressure source 4, improved the stability of the present invention's operation.
The present invention also provides a kind of bubble mixing method for bubble blending device, and as shown in Figure 3, it may further comprise the steps:
Step 101: microprocessor module 1 is that pressure monitor module 3 is set corresponding parameter with bubble control module 2, described pressure monitor module 3 is according to described corresponding parameter detecting, then testing result is fed back to described microprocessor module 1, described microprocessor module 1 judges according to described testing result whether pressure source 4 exists fault, if NO, then the described bubble control module 2 of described pressure monitor module 3 controls is opened corresponding electromagnetic valve switch 8.
In order further to improve performance of the present invention, what described step 101 was concrete comprises: described microprocessor module 1 is set the parameter of bubble frequency, number of bubbles, bubble output channel for described bubble control module 2, be the parameter of described pressure monitor module 3 set pressure conditions, pressure state information.
In another preferred embodiment of the present invention, what described step 101 was concrete comprises: described bubble control module 2 is controlled the upwards speed of operation of corresponding electromagnetic valve switch 8 interior bubbles by the bubble frequency parameter, controls the bubble number of passing through in the corresponding electromagnetic valve switch 8 by the number of bubbles parameter; Open corresponding electromagnetic valve switch 8 by the control of bubble output channel parameter;
Pressure when described pressure monitor module 3 arranges described pressure source 4 work by the pressure condition parameter, and start described bubble control module 2; Whether the pressure when judging described pressure source 4 work by the pressure state information parameter satisfies condition, and if yes, then starts described bubble control module 2.
More optimize, what described step 101 was concrete comprises: the pressure when described pressure detection module 3 arranges described pressure source 4 work, whether the pressure when judging described pressure source 4 work by the pressure state information parameter satisfies condition, if yes, then described pressure detection module 3 generation enable signals start described bubble control module 2; Described bubble control module 2 is opened corresponding electromagnetic valve switch 8 according to described bubble output channel parameter, and described bubble control module 2 is controlled bubble running status in the described corresponding electromagnetic valve switch 8 according to described bubble frequency parameter and described number of bubbles parameter.
In order further to describe the present invention, below enumerating more specifically, embodiment describes.
Described microprocessor module 1 is made of the embedded software core processor of FPGA, the mode by bus respectively with described bubble control module 2,3 communication connections of described pressure monitor module.The input signal of described pressure monitor module 3 is the pressure data signal pressure[11..0 of described pressure source 4], described microprocessor module 1 is by reading this pressure data signal, judges whether fault of described pressure source 4; The output signal of described bubble control module 2 is bubble frequency control signal bubble_freq[15..0], be used for controlling the upwards speed of operation of bubble; Number of bubbles control signal bubble_count[7..0], be used for controlling the number that produces bubble; Bubble output channel control signal bubble_channel[7..0] because in concrete test process, there is a plurality of mixings pond, bubble output channel control signal is the corresponding electromagnetic valve switch 8 of need selecting under the passage of mixing.Described pressure monitor module 3 output signal be pressure controling signal pressure_ctr[11..0], the pressure when being used for arranging described pressure source 4 work; Described microprocessor module 1 sends and enables control signal mcu_en, after configuration is complete, starts described bubble control module 2 by enabling control signal mcu_en.In testing process, when mixing need to be carried out to sample and reagent in certain mixing pond, 1 needs of described microprocessor module are configured above-mentioned output signal, bus transfer by separately gets final product to bubble control module 2, namely finished the bubble operation, the execution of concrete solenoid valve has realized the parallel work-flow of flow process by described bubble control module 2 controls, shorten detection time, improved detection efficiency.
Described pressure monitor module 3 is by the module of hardware description language design, the input signal of described pressure monitor module 3 is pressure source pressure controling signal pressure_ctr[11..0], the force value that described microprocessor module 1 arranges, pressure data signal pressure_ad[11..0], the pressure source actual pressure value that detects by pressure detection circuit; The output signal of described pressure monitor module 3 is enable signal pressure_en, remains on when arranging in the force value range of control at described pressure source 4 pressure, starts described bubble control module 2 by enable signal pressure_en.Described pressure monitor module 3 is by pressure data signal pressure_ad[11..0] interface reads the actual pressure value of described pressure source 4 in real time, the force value pressure_ctr[11..0 that arranges with described microprocessor module 1 simultaneously] compare, when two fiducial values are in the scope of pressure surge threshold value, described pressure monitor module 3 output enable signal pressure_en, in order to start bubble control module 2, realized Digital Control, the real-time of bubble when having guaranteed mixing, the pressure of Real Time Monitoring pressure source has guaranteed the consistance of Air Bubble Size.
Described bubble control module 2 is by the module of hardware description language design, and system provides the operation clock of a clock signal clk as described bubble control module 2.Described bubble control module 2 provides the executive signal of a control signal start as it, the start signal by described microprocessor module 1 enable the enable signal pressure_en signal of control signal mcu_en and pressure monitor module 3 time effectively produce.When detecting control signal start to rising edge, described bubble control module 2 reads number of bubbles, bubble frequency, the information of bubble output channel by bus.By the frequency division to clock signal clk, produce the bubble output frequency, by internal counter record number of bubbles, then according to bubble output frequency and number of bubbles to the bubble output channel output pulse signal of selecting, drive the driving circuit of corresponding electromagnetic valve switch 8, thereby finish whole bubble process, thereby realized the operability of speed, quantity and Air Bubble Size to bubble, and can parallel processing, shortened detection time, improved detection efficiency.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (8)
1. one kind is used for the control system that the control bubble blending device moves, it comprises the microprocessor module for setup parameter, it is characterized in that, described control system also comprise for according to corresponding parameter control respective channel electromagnetic valve switch and the bubble control module that produces the mixing bubble be used for according to the pressure monitor module of corresponding parameter to described bubble control module transmission enable signal, described bubble control module, described pressure monitor module communicates to connect with described microprocessor module respectively, described bubble control module is connected with described pressure monitor module communication, described pressure monitor module and pressure source communication connection, described pressure source and the communication connection of described microprocessor module.
2. control system according to claim 1, it is characterized in that, described microprocessor module is the parameter that described bubble control module is set bubble frequency, number of bubbles, bubble output channel, is the parameter of described pressure monitor module set pressure condition, pressure state information.
3. control system according to claim 1, it is characterized in that, described bubble control module is provided with bubble frequency interface, number of bubbles input interface and passage input interface, described bubble frequency interface, described number of bubbles input interface and described passage input interface all communicate to connect with described microprocessor module, described passage input interface and the communication connection of described passage electromagnetic valve switch.
4. control system according to claim 1, it is characterized in that, described pressure monitor module arranges pressure input interface and pressure state feedback interface, described pressure input interface and the communication connection of described microprocessor module, described pressure state feedback interface and the communication connection of described pressure source.
5. bubble mixing method that is used for bubble blending device, it may further comprise the steps:
A, microprocessor module are that the pressure monitor module is set corresponding parameter with the bubble control module, described pressure monitor module is according to described corresponding parameter detecting, then testing result is fed back to described microprocessor module, described microprocessor module judges according to described testing result whether pressure source exists fault, if NO, then the described bubble control module of described pressure monitor module controls is opened corresponding electromagnetic valve switch.
6. bubble mixing method according to claim 5, it is characterized in that, what described steps A was concrete comprises: described microprocessor module is the parameter that described bubble control module is set bubble frequency, number of bubbles, bubble output channel, is the parameter of described pressure monitor module set pressure condition, pressure state information.
7. bubble mixing method according to claim 6, it is characterized in that, what described steps A was concrete comprises: described bubble control module is controlled the speed that bubble upwards moves in the corresponding electromagnetic valve switch by the bubble frequency parameter, controls the bubble number of passing through in the corresponding electromagnetic valve switch by the number of bubbles parameter; Open corresponding electromagnetic valve switch by the control of bubble output channel parameter; Pressure when described pressure monitor module arranges described pressure source work by the pressure condition parameter, and start described bubble control module; Whether the pressure when judging described pressure source work by the pressure state information parameter satisfies condition, and if yes, then starts described bubble control module.
8. bubble mixing method according to claim 7, it is characterized in that, what described steps A was concrete comprises: the pressure when described pressure detection module arranges described pressure source work, whether the pressure when judging described pressure source work by the pressure state information parameter satisfies condition, if yes, then described pressure detection module generation enable signal starts described bubble control module; Described bubble control module is opened corresponding electromagnetic valve switch according to described bubble output channel parameter, and described bubble control module is according to described bubble frequency parameter and bubble running status in described number of bubbles parameter is controlled described corresponding electromagnetic valve switch.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297023A (en) * | 2013-07-16 | 2015-01-21 | 成都深迈瑞医疗电子技术研究院有限公司 | A cell analyzer, a mixing device thereof and a mixing method |
| CN108414338A (en) * | 2018-02-02 | 2018-08-17 | 迪瑞医疗科技股份有限公司 | A kind of bubble evenly mixing device |
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| CN108414338A (en) * | 2018-02-02 | 2018-08-17 | 迪瑞医疗科技股份有限公司 | A kind of bubble evenly mixing device |
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| CN102854052B (en) | 2015-01-07 |
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Address after: 130012 No. 95, Yunhe street, hi tech Industrial Development Zone, Jilin, Changchun Patentee after: Medical Polytron Technologies Inc Address before: 130012 No. 95, Yunhe street, hi tech Industrial Development Zone, Jilin, Changchun Patentee before: Changchun Dirui Medical Technology Co., Ltd. |
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