CN102235963A - Full-automatic filter element integrity tester - Google Patents
Full-automatic filter element integrity tester Download PDFInfo
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- CN102235963A CN102235963A CN 201010156473 CN201010156473A CN102235963A CN 102235963 A CN102235963 A CN 102235963A CN 201010156473 CN201010156473 CN 201010156473 CN 201010156473 A CN201010156473 A CN 201010156473A CN 102235963 A CN102235963 A CN 102235963A
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Abstract
The invention provides a full-automatic filter element integrity tester connected between a gas source and a filter to be tested and used for testing integrity. The tester at least comprises a pressure sensor for converting the pressure of the gas source into a current signal, an analog/digital (A/D) conversion module for converting the current signal output by the pressure sensor into a digital signal, an electromagnetic valve for controlling the pressure of the gas, a touch screen display for setting input parameters and displaying a testing state or result, a printer for printing the testing result, and a central control module for receiving and storing the input parameters of the touch screen display, analyzing the digital signal from the A/D conversion module to control the electromagnetic valve, storing the preset parameters and the testing result and configuring the IP address of a network to transmit the stored data to an Ethernet so as to realize remote computer control. The tester solves the problems that the tester in the prior art has low intelligence degree and poor accuracy and response speed, the display interface is not humanized enough, data acquisition and remote monitoring cannot be realized through the network and the like.
Description
Technical field
The present invention relates to a kind of integrity test technology of filter core film, particularly relate to a kind of proving installation that is applied to test the filter core film integrality.
Background technology
Along with the fast development of biological, medicine, food fermentation industry, domestic production enterprise selects for use and controls and have higher requirement production equipment.Wherein the aseptic filtration of compressed air system is the necessary guarantee of biofermentation, and the reliability of its strainability is vital to whole process of production.Along with the continuous development of filtering technique, the Related product of its extension is various day by day, for example filter core and filter is waken up with a start the instrumentation filter core integrity tester of integrity test.
In the prior art, common filter core integrity tester is mostly by the computer Automatic Control, by the pressure attenuation amount in pre-pressing pressure places an order bit time, measure the maximum diameter of hole bubble point pressure of filter material, and can calculate diffusion flow valuve in the tested filter material unit interval automatically, thereby judge the filter core quality, and realize, to guarantee filter core effective use in process of production to the integrity test of sterilizing filter complete machine.
Yet the situation of reality is that the filter core integrity tester that is popular in the prior art on the market still has the following disadvantages in operation or test:
One, intelligent degree are low, and degree of accuracy, reaction velocity and use on the convenience of operation and also show deficiency still are weak on the self-checking function of equipment self;
Two, the not enough hommization of display interface owing to adopt traditional seven segment digit luminotron or black-and-white crystal screen mostly, only shows bubble point pressure and decay pressure with numerical value, can not calculate to show the diffuse flow data;
Three, the memory function of test data or parameter is poor, the particularly important is the computing machine that can not realize far-end controls tester, promptly can not realize being connected the detection record that to collect by network and the duty of in-service monitoring tester anytime anywhere with other computing machine.
So, how to design a kind of filter core integrity tester, to avoid above-mentioned various shortcoming of the prior art, the problem that reality need solve at present for the personnel of association area.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of full-automatic filter core integrity tester, the intelligent degree of integrity tester is low to solve in the prior art, degree of accuracy and reaction velocity is poor, the not enough hommization of display interface and can't realize problems such as data acquisition and remote monitoring by network.
Reach other relevant purposes for achieving the above object, the invention provides a kind of full-automatic filter core integrity tester, be used to be connected between source of the gas and the filtrator to be measured and carry out integrity test, it is characterized in that: described full-automatic filter core integrity tester comprises at least: pressure transducer, the A/D modular converter, solenoid valve, touch-screen display, printer, and central control module.Wherein, described pressure transducer is connected on the extraneous source of the gas, in order to gaseous tension is converted to current signal output; Described A/D modular converter connects described pressure transducer, is converted to digital signal output in order to the current signal with described pressure transducer output; Described solenoid valve connects described filtrator to be measured, in order to carry out air inlet or venting with pilot-gas pressure; Described touch-screen display is in order to the input parameter setting and show test mode or result; Described printer is in order to the printing test result; Described central control module connects described A/D modular converter, solenoid valve, touch-screen display and printer, in order to input parameter and the preservation that receives touch-screen display, analysis from the digital signal of described A/D modular converter so that solenoid valve is controlled, preserve parameter preset and test result, configuration network IP address is sent to Ethernet with the data with institute's preservation, to realize remote computer control.
Full-automatic filter core integrity tester of the present invention, also comprise an output driver module and a switch power module, described output driver module connects described central control module, drives the on off state of described solenoid valve according to the signal of described central control module analysis.Described switch power module is with thinking that described full-automatic filter core integrity tester provides electric power energy.
In full-automatic filter core integrity tester of the present invention, described central control module comprises operational analysis unit, parameter set unit, database, indicative control unit, network control unit and print control unit.
Wherein, described operational analysis unit connects described A/D modular converter and output driver module, in order to analyzing digital signal, and according to analysis result solenoid valve is controlled, made gaseous tension reach preset value by described output driver module from described A/D modular converter; Described parameter set unit connects described touch-screen display, in order to receive the input instruction of touch-screen display, the current value of the pre-output of described pressure transducer is set, set desired computing in described operational analysis unit and analytical approach, set described network control unit and require the network ip address that disposes; Described database connects described operational analysis unit, parameter set unit, indicative control unit, network control unit and print control unit, in order to preserve the various parameters that described parameter set unit is provided with and the analysis result of operational analysis unit; Described indicative control unit connects described touch-screen display, in order to show the output interface of inputting interface and test parameter, literal or curve; Described network control unit connects Ethernet, in order to be sent to Ethernet with being saved to test result in the described database, to realize remote computer control; Described print control unit connects printer, in order to be sent to printer and to print being saved to test result in the described database.
As mentioned above, full-automatic filter core integrity tester of the present invention compared with prior art, embedded the various control module, has more high-precision analytic ability, its analysis, computing, control ability and speed are very powerful, therefore improved the combination property of full-automatic integrity tester, the detection data and the detected parameters of full-automatic integrity tester mainly deposited in its large-capacity data storehouse; Can preserve jumbo detection record (comprising Word message and calibration curve information), in order to the printing of inquiry; Designed a plurality of settings and control interface on the touch-screen in the full-automatic filter core integrity tester of the present invention, can show and detect data and lifting pressure curve, made the operation of full-automatic integrity tester and show convenient, clear; Moreover the application of network control can be connected full-automatic integrity tester easily with other computing machine, the detection record that can collect by network, and at any time can the full-automatic integrity tester of in-service monitoring whether in start work.Thereby the intelligent degree of integrity tester is low to solve in the prior art, degree of accuracy and reaction velocity is poor, the not enough hommization of display interface and can't realize problems such as data acquisition and remote monitoring by network.
Description of drawings
Fig. 1 is shown as the system framework synoptic diagram of full-automatic filter core integrity tester of the present invention.
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the content that this instructions disclosed.The present invention can also be implemented or be used by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change under the spirit of the present invention not deviating from.
See also Fig. 1, Fig. 1 is shown as the system framework synoptic diagram of full-automatic filter core integrity tester of the present invention; Need to prove, the diagram that is provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy only show in graphic with the present invention in relevant assembly but not component count, shape and size drafting when implementing according to reality, kenel, quantity and the ratio of each assembly can be a kind of random change during its actual enforcement, and its assembly layout kenel also may be more complicated.
As shown in the figure, the invention provides a kind of full-automatic filter core integrity tester, be used for being connected between source of the gas (diagram is represented with A) and the filtrator to be measured (representing with B in the diagram) filtrator is carried out integrity test, whether the filter material filtering accuracy that whether sealing of judging filter core is intact, filter material has or not breakage and select for use meets the requirements, to guarantee that filtrator can normally carry out on request.In present embodiment, described full-automatic filter core integrity tester 1 comprises at least: switch power module 11, pressure transducer 12, A/D modular converter 13, solenoid valve 14, output driver module 15, touch-screen display 16, printer 17, and central control module 18.
Described switch power module 11 usefulness think that described full-automatic filter core integrity tester 1 provides electric power energy.In present embodiment, described switch power module 11 connects 220V, the AC power of 50Hz (representing with P in the diagram), and closing when closing at switch provides electric power energy for full-automatic filter core integrity tester 1.
Described pressure transducer 12 is connected on the extraneous air source A, in order to gaseous tension is converted to current signal output.
Described A/D modular converter 13 connects described pressure transducer 12, is converted to digital signal output in order to the current signal with described pressure transducer 12 outputs; In present embodiment, described A/D modular converter 13 is for having the AD converter of fast-speed redundancy design, and it has more high-precision analytic ability under the condition of lower cost, make the accuracy of detection of full-automatic integrity tester more improve a step.
Described solenoid valve 14 connects described filter B to be measured, in order to carry out air inlet or venting with pilot-gas pressure; In present embodiment, described solenoid valve 14 is connected on the extraneous gas circuit, on off state by output driver module 15 control electromagnetic valve 14, promptly drive the on off state of described solenoid valve 14 according to the signal of described central control module 18 analyses by output driver module 15, specifically be meant, drive gas valve by solenoid valve 14 and carry out air inlet and venting, thereby reach the purpose of pilot-gas pressure.
Described touch-screen display 16 is in order to the input parameter setting and show test mode or result; In present embodiment, designed a plurality of settings and control interface on the described touch-screen display 16, can show and detect data and lifting pressure curve, make the operation of full-automatic integrity tester and show convenient clear.
Described printer 17 is connected in described central control module 18, prints in order to extract the test result of preserving in this central control module 18.
Described central control module 18 connects described A/D modular converter 13, solenoid valve 14, touch-screen display 16, printer 17 and Ethernet (representing with N in the diagram), in order to input parameter and the preservation that receives touch-screen display 16, analysis from the digital signal of described A/D modular converter 13 so that solenoid valve 14 is controlled, preserve parameter preset and test result, configuration network IP address is sent to Ethernet N with the data with institute's preservation, to realize remote computer control.
In present embodiment, described central control module 18 comprises operational analysis unit 181, parameter set unit 182, database 183, indicative control unit 184, network control unit 185 and print control unit 186.
Described operational analysis unit 181 connects described A/D modular converter 13 and output driver module 15, in order to analyze digital signal from described A/D modular converter 13, and solenoid valve 14 is controlled according to analysis result by described output driver module 15, make gaseous tension reach preset value; Described operational analysis unit 181 has more high-precision analytic ability, and its analysis, computing, control ability and speed are very powerful, has therefore improved the combination property of full-automatic integrity tester,
Described parameter set unit 182 connects described touch-screen display 16, in order to receive the input instruction of touch-screen display 16, the current value of described pressure transducer 12 pre-outputs is set, set described operational analysis unit 181 desired computing and analytical approachs, set the network ip address that described network control unit 185 requires configuration.
In present embodiment, the current value that described pressure transducer 12 pre-outputs are set for example is set pressure (Mpa): the set pressure value that input is selected, and the longest 8 characters, its preset voltage is converted to current value through pressure transducer 12.In concrete embodiment, setting 181 desired computings of described operational analysis unit and analytical approach is one for example: have prevalue to detect, after having preset a certain bubble point value, confirm to detect, tester as initial test point force value, is finished 80% numerical value of prevalue to the selectively perfect accurately test of object to be checked; For example be two: no prevalue detects, and when facing brand-new object to be checked, can select this detection method, and after confirming to detect, tester can accurately be measured object to be checked in whole test specification.For example be three again: pressurize detects, and the direct demonstration of diffuse volumetric value detects object diffuse flow to be checked and becomes easy, filters with the particularly leakproofness detection of online pipe container of container, and the pressurize detection method will help you to finish this mission; Again for example four: manually detect, if the test process of object to be checked is fullyed understand, please select manual detection method, pressure lifting is adjustable continuously, and instant pressure value is very clear.
In present embodiment, set the network ip address that described network control unit 185 requires configuration.IP address: when described full-automatic filter core integrity tester 1 is connected by network with remote computer, corresponding IP address must be set, preceding 3 figure places of IP address are group numbers, last digit is an extension number, the group number of tester must be identical with the group number of remote computer on the consolidated network, and extension number can not be identical.For example: the IP of remote computer is 192.168.10.1, and the IP of tester can be set to 192.168.10.2.
Described database 183 connects described operational analysis unit 181, parameter set unit 182, indicative control unit 184, network control unit 185 and print control unit 186, in order to preserve the various parameters that described parameter set unit 182 is provided with and the analysis result of operational analysis unit 181; In present embodiment, various parameters and operational analysis or test that described full-automatic filter core integrity tester 1 whenever once is provided with, complete data information all is kept in the described database 183.The detection data and the detected parameters of full-automatic integrity tester mainly deposited in this large-capacity data storehouse 183; Can preserve jumbo detection record, can preserve 500 detection record (comprising Word message and calibration curve information), in order to inquiry or printing.
Described indicative control unit 184 connects described touch-screen display 16, in order to show the output interface of inputting interface and test parameter, literal or curve; Can show detection data and lifting pressure curve by the described touch-screen display 16 of control, make the operation of full-automatic integrity tester and show convenient clear.
Described network control unit 185 connects Ethernet N, in order to be sent to Ethernet N with being saved to test result in the described database 183, to realize remote computer control; In present embodiment, described network control unit 185 can be connected full-automatic integrity tester 1 easily with other computing machine, the detection record that can collect by network, and whether at any time can in-service monitoring full-automatic integrity tester 1 is in start work.In addition, can download the testing result of this full-automatic integrity tester 1, need to prove that also by Ethernet N, outer computer can detect many full-automatic integrity testers 1 of the same type in real time and whether work online by Ethernet N outer computer.
Described print control unit 186 connects printers, in order to be sent to printer 17 and to print being saved to test result in the described database 183.
In sum, full-automatic filter core integrity tester of the present invention has embedded the various control module, has more high-precision analytic ability, its analysis, computing, control ability and speed are very powerful, therefore improved the combination property of full-automatic integrity tester, the detection data and the detected parameters of full-automatic integrity tester mainly deposited in its large-capacity data storehouse; Can preserve jumbo detection record (comprising Word message and calibration curve information), in order to the printing of inquiry; Designed a plurality of settings and control interface on the touch-screen in the full-automatic filter core integrity tester of the present invention, can show and detect data and lifting pressure curve, made the operation of full-automatic integrity tester and show convenient, clear; Moreover the application of network control can be connected full-automatic integrity tester easily with other computing machine, the detection record that can collect by network, and at any time can the full-automatic integrity tester of in-service monitoring whether in start work.Thereby the intelligent degree of integrity tester is low to solve in the prior art, degree of accuracy and reaction velocity is poor, the not enough hommization of display interface and can't realize problems such as data acquisition and remote monitoring by network.So the present invention compared with prior art, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any personage who has the knack of this technology all can be under spirit of the present invention and category, and the foregoing description is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of being finished under disclosed spirit and the technological thought, must be contained by claim of the present invention.
Claims (10)
1. a full-automatic filter core integrity tester is used to be connected between source of the gas and the filtrator to be measured and carries out integrity test, it is characterized in that: described full-automatic filter core integrity tester comprises at least:
Pressure transducer is connected on the extraneous source of the gas, in order to gaseous tension is converted to current signal output;
The A/D modular converter connects described pressure transducer, is converted to digital signal output in order to the current signal with described pressure transducer output;
Solenoid valve connects described filtrator to be measured, in order to carry out air inlet or venting with pilot-gas pressure;
Touch-screen display is in order to input parameter setting and demonstration test mode or result; Printer is in order to the printing test result; And
Central control module, connect described A/D modular converter, solenoid valve, touch-screen display and printer, in order to input parameter and the preservation that receives touch-screen display, analysis from the digital signal of described A/D modular converter so that solenoid valve is controlled, preserve parameter preset and test result, configuration network IP address is sent to Ethernet with the data with institute's preservation, to realize remote computer control.
2. full-automatic filter core integrity tester according to claim 1, it is characterized in that: described full-automatic filter core integrity tester also comprises the output driver module, connect described central control module, drive the on off state of described solenoid valve according to the signal of described central control module analysis.
3. full-automatic filter core integrity tester according to claim 1 is characterized in that: described full-automatic filter core integrity tester also comprises switch power module, with thinking that described full-automatic filter core integrity tester provides electric power energy.
4. full-automatic filter core integrity tester according to claim 1, it is characterized in that: described central control module comprises operational analysis unit, parameter set unit, database, indicative control unit, network control unit and print control unit.
5. full-automatic filter core integrity tester according to claim 4, it is characterized in that: described operational analysis unit connects described A/D modular converter and output driver module, in order to analyze digital signal from described A/D modular converter, and solenoid valve is controlled according to analysis result by described output driver module, make gaseous tension reach preset value.
6. full-automatic filter core integrity tester according to claim 4, it is characterized in that: described parameter set unit connects described touch-screen display, in order to receive the input instruction of touch-screen display, the current value of the pre-output of described pressure transducer is set, set desired computing in described operational analysis unit and analytical approach, set described network control unit and require the network ip address that disposes.
7. full-automatic filter core integrity tester according to claim 4, it is characterized in that: described database connects described operational analysis unit, parameter set unit, indicative control unit, network control unit and print control unit, in order to preserve the various parameters that described parameter set unit is provided with and the analysis result of operational analysis unit.
8. full-automatic filter core integrity tester according to claim 4 is characterized in that: described indicative control unit connects described touch-screen display, in order to show the output interface of inputting interface and test parameter, literal or curve.
9. full-automatic filter core integrity tester according to claim 4 is characterized in that: described network control unit connects Ethernet, in order to be sent to Ethernet with being saved to test result in the described database, to realize remote computer control.
10. full-automatic filter core integrity tester according to claim 4 is characterized in that: described print control unit connects printer, in order to be sent to printer and to print being saved to test result in the described database.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010156473 CN102235963A (en) | 2010-04-26 | 2010-04-26 | Full-automatic filter element integrity tester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010156473 CN102235963A (en) | 2010-04-26 | 2010-04-26 | Full-automatic filter element integrity tester |
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| CN 201010156473 Pending CN102235963A (en) | 2010-04-26 | 2010-04-26 | Full-automatic filter element integrity tester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777655A (en) * | 2014-02-18 | 2014-05-07 | 江苏红光仪表厂有限公司 | Intelligent electrical/pneumatic converter |
| CN105092234A (en) * | 2015-09-11 | 2015-11-25 | 上海东富龙拓溥科技有限公司 | System and method applying isolation tank for liquid dosing system filter core on-line integrity tests |
| CN114307662A (en) * | 2021-12-30 | 2022-04-12 | 江苏汉邦科技有限公司 | Filter element filter membrane integrity testing device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103777655A (en) * | 2014-02-18 | 2014-05-07 | 江苏红光仪表厂有限公司 | Intelligent electrical/pneumatic converter |
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| CN105092234A (en) * | 2015-09-11 | 2015-11-25 | 上海东富龙拓溥科技有限公司 | System and method applying isolation tank for liquid dosing system filter core on-line integrity tests |
| CN105092234B (en) * | 2015-09-11 | 2017-11-03 | 上海东富龙拓溥科技有限公司 | Using the online integrity testing system of liquid mixing system filter core and method of sealing chamber |
| CN114307662A (en) * | 2021-12-30 | 2022-04-12 | 江苏汉邦科技有限公司 | Filter element filter membrane integrity testing device |
| WO2023125495A3 (en) * | 2021-12-30 | 2023-08-24 | 江苏汉邦科技股份有限公司 | Filter cartridge membrane integrity testing apparatus |
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Application publication date: 20111109 |