CN105891262B - It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers - Google Patents
It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers Download PDFInfo
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- CN105891262B CN105891262B CN201610296407.2A CN201610296407A CN105891262B CN 105891262 B CN105891262 B CN 105891262B CN 201610296407 A CN201610296407 A CN 201610296407A CN 105891262 B CN105891262 B CN 105891262B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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Abstract
The present invention provide it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers, including rack for placing dishware, controller and printed circuit board, rack for placing dishware is made of lower plate and upper mounted plate, detection cup is placed between lower plate and upper mounted plate, the back end outer surface of controller is equipped with bottom bar, bottom bar connects connecting rod one by joint one, connecting rod one connects connecting rod two by joint two, connecting rod two-way crosses joint three and connects connecting rod three, the bottom end of connecting rod three is connected with round fixed disk, and measuring electrode and reference electrode are fixed on the fixed disk of circle；Compared with prior art, the present invention has following advantageous effect：The pH value of a variety of solution can be rapidly measured, and is shown by display screen, staff can intuitively be clearly understood that this pH value information by display screen, easy to use, easy to operation, work efficiency is high, a large amount of human resources are saved, stability is good, and reliability is high.
Description
Technical field
The present invention be it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers, belong to chemical PH measuring apparatus field.
Background technology
PH meter is a kind of common instrument and equipment, is mainly used to the pH value of accurate measurement liquid medium, is mixed corresponding
Ion-selective electrode can also measure ion electrode current potential MV values, pH meter be widely used in environmental protection, sewage disposal, scientific research,
The fields such as pharmacy, fermentation, chemical industry, cultivation, tap water.The instrument is also in food factory, drinking water administrative office in a factory QS, HACCP certification
Indispensability examines equipment.
Using above saying, laboratory PH analyzers are that short time interruption test is carried out under preferable environmental condition；And it is industrial
PH analyzers are that long-continued test is carried out under poor environmental condition.From performance, the requirement of laboratory PH analyzers
The accuracy and repeatability of electrode will be got well, and response is fast；And industry PH analyzers then require the long-time stability of electrode good.From structure
On say that laboratory PH analyzer requirements are simply light, and industrial PH analyzers then require sound construction, to consider to install,
And the interference in various electric fields and magnetic field can be resisted.
But it when actual use, because of the frequency of laboratory measurement PH, generally requires to measure a variety of molten
The pH value of liquid, this when, if still being measured using PH analyzers one by one, not only intricate operation, but also efficiency
Slowly.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers,
To solve the problems mentioned in the above background technology, the present invention is easy to use, and easy to operation, stability is good, and reliability is high.
To achieve the goals above, the present invention is to realize by the following technical solutions：One kind can METHOD FOR CONTINUOUS DETERMINATION pH value
PH analyzers, including rack for placing dishware, controller and printed circuit board, the rack for placing dishware is by lower plate and upper mounted plate
Constitute, be placed with detection cup between the lower plate and upper mounted plate, the outer surface of the controller be provided with control button and
The back end outer surface of display screen, the controller is equipped with bottom bar, and the upper end of the bottom bar is provided with joint one, and the bottom bar is logical
It crosses joint one and connects connecting rod one, the right end of the connecting rod one is provided with joint two, and the connecting rod one connects connecting rod by joint two
Two, the left end of the connecting rod two is provided with joint three, and the connecting rod two-way crosses joint three and connects connecting rod three, the bottom of the connecting rod three
End is connected with round fixed disk, and measuring electrode and reference electrode, the inside in the joint one are fixed on the round fixed disk
It is provided with joint control one, the joint two is internally provided with joint control two, and the joint three is internally provided with
Joint control three, the controller are internally provided with printed circuit board, the measuring electrode, reference electrode, joint control
Device one, joint control two and joint control three connect printed circuit board by being electrically connected line, on the printed circuit board
It is welded with amplifier, A/D converter, microcontroller, reservoir, information transmission unit and DC-DC power module；The measurement
The output end of electrode and the input terminal of amplifier connect, and the output end of the reference electrode and the input terminal of amplifier connect, institute
The input terminal of the output end and A/D converter of stating amplifier connects, the output end of the A/D converter and microcontroller it is defeated
Enter end connection, the output end of the microcontroller and the input terminal of information transmission unit connect, the output of described information transmission unit
End is connect with the input terminal of display screen, the output end of the microcontroller also with the input terminal of joint control one, joint control
The input terminal connection of two input terminal and joint control three, the input of the output end and joint one of the joint control one
End connection, the output end of the joint control two are connect with the input terminal in joint two, the output end of the joint control three
It is connect with the input terminal in joint three.
Further, be provided with hole on fixed plate, the detection cup through upper mounted plate to the upper end of lower plate,
The detection cup is placed with solution to be measured at least provided with two inside the detection cup.
Further, the bottom bar is welded on the back end outer surface of controller.
Further, the measuring electrode and reference electrode fix the lower section of disk through round fixed disk to circle, described
Measuring electrode is a kind of glass electrode, and reference electrode is a kind of silver-colored silver chlorate.
Further, the DC-DC power module is transmitted with amplifier, A/D converter, microcontroller, reservoir, information
Unit and display screen are electrically connected, the DC-DC power module for amplifier, A/D converter, microcontroller, reservoir,
Power supply when information transmission unit and display screen work.
Further, the microcontroller is bi-directionally connected with reservoir, and the reservoir is used to hand over microcontroller bi-directional data
It changes.
Beneficial effects of the present invention：The present invention it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers, can rapidly measure
The pH value of a variety of solution, and shown by display screen, staff can intuitively be clearly understood that this by display screen
PH value information, easy to use, easy to operation, work efficiency is high, saves a large amount of human resources, and stability is good, and reliability is high.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 be the present invention it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers structural schematic diagram；
Fig. 2 be the present invention it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers printed circuit plate structure schematic diagram；
Fig. 3 be the present invention it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers operation principle block diagram；
In figure：It is 1- rack for placing dishware, 2- controllers, 3- printed circuit boards, 11- lower plates, 12- detection cups, solid on 13-
Fixed board, 21- control buttons, 22- display screens, 23- bottom bars, the joints 24- one, 25- connecting rods one, the joints 26- two, 27- connecting rods two,
The joints 28- three, 29- connecting rods three, 31- amplifiers, 32- A/D converters, 33- microcontrollers, 34- reservoirs, the transmission of 35- information
Unit, 36-DC-DC power modules, 241- joint controls one, 261- joint controls two, 281- joint controls three, 291-
The fixed disk of circle, 292- measuring electrodes, 293- reference electrodes.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
It please refers to Fig.1, Fig. 2 and Fig. 3, the present invention provide a kind of technical solution：It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH measure
Device, including rack for placing dishware 1, controller 2 and printed circuit board 3, rack for placing dishware 1 are made of lower plate 11 and upper mounted plate
13, detection cup 12 is placed between lower plate 11 and upper mounted plate 13.
The outer surface of controller 2 is provided with control button 21 and display screen 22, and the back end outer surface of controller 2 is equipped with bottom
The upper end of bar 23, bottom bar 23 is provided with joint 1, and bottom bar 23 connects connecting rod 1, the right end of connecting rod 1 by joint 1
It is provided with joint 2 26, connecting rod 1 connects connecting rod 2 27 by joint 2 26, and the left end of connecting rod 2 27 is provided with joint 3 28,
Connecting rod 2 27 connects connecting rod 3 29 by joint 3 28, and the bottom end of connecting rod 3 29 is connected with round fixed disk 291, the fixed disk of circle
Measuring electrode 292 and reference electrode 293 are fixed on 291.
Joint 1 is internally provided with joint control 1, and joint 2 26 is internally provided with joint control two
261, joint 3 28 is internally provided with joint control 3 281, and controller 2 is internally provided with printed circuit board 3, measures electricity
Pole 292, reference electrode 293, joint control 1, joint control 2 261 and joint control 3 281 are by electrically connecting
Wiring connects printed circuit board 3（It is not drawn into figure）, amplifier 31, A/D converter 32, single is welded on printed circuit board 3
Piece machine 33, reservoir 34, information transmission unit 35 and DC-DC power module 36.
The output end of measuring electrode 292 is connect with the input terminal of amplifier 31, the output end and amplifier of reference electrode 293
31 input terminal connection, the output end of amplifier 31 connect with the input terminal of A/D converter 32, A/D converter 32 it is defeated
Outlet is connect with the input terminal of microcontroller 33, and the output end of microcontroller 33 is connect with the input terminal of information transmission unit 35, information
The output end of transmission unit 35 is connect with the input terminal of display screen 22, the output end of microcontroller 33 also with joint control 1
Input terminal, joint control 2 261 input terminal and joint control 3 281 input terminal connection, joint control one
241 output end is connect with the input terminal in joint 1, and the output end of joint control 2 261 connects with the input terminal in joint 2 26
It connecing, the output end of joint control 3 281 is connect with the input terminal in joint 3 28, and microcontroller 33 is bi-directionally connected with reservoir 34,
Reservoir is used for and 33 bidirectional data exchange of microcontroller.
Hole is provided on upper mounted plate 13, detection cup 12 is through upper mounted plate 13 to the upper end of lower plate 11, detection cup 12
At least provided with two, solution to be measured is placed with inside detection cup 12.
Bottom bar 23 is welded on the back end outer surface of controller 2, measuring electrode 292 and reference electrode 293 through round fixed
For disk 291 to the lower section of round fixed disk 291, measuring electrode 292 is a kind of glass electrode, and reference electrode 293 is a kind of silver-colored chlorination
Silver.
DC-DC power module 36 and amplifier 31, A/D converter 32, microcontroller 33, reservoir 34, information transmission are single
Member 35 and display screen 22 be electrically connected, DC-DC power module 36 for amplifier 31, A/D converter 32, microcontroller 33,
Power supply when reservoir 34, information transmission unit 35 and display screen 22 work.
As one embodiment of the present of invention：Before actual use, staff is first by measuring electrode 292 and reference
Spatial position coordinate value, measurement electricity when 293 initial spatial location coordinate value of electrode, measuring electrode 292 and reference electrode 293 work
Spatial position coordinate value and joint 1, joint 2 26 and joint 3 28 correspond at the end of pole 292 and reference electrode 293 work
Spatial position coordinate value be input in the reservoir 34 inside controller 2, microcontroller 33 can extract this information, in microcontroller
In 33, microcontroller 33 can take out each taught point spatial position coordinate value point by point, and when actual use, microcontroller 33 is by right
The pre- defeated each taught point spatial position coordinate value of staff carries out straight line or circular interpolation operation, generates respective paths planning,
Be then added to joint control 1 inside joint 1, joint 2 26 and joint 3 28, joint control 2 261 and
In joint control 3 281, then controls measuring electrode 292 and reference electrode 293 and moved according to scheduled point, make measuring electrode
292 and reference electrode 293 after measured in a detection cup 12, then be moved in another detection cup 12 carry out it is next
The measurement of step.
When measuring electrode 292 and reference electrode 293 are in detection cup 12, in detected solution hydrogen ion concentration not with electrode
Surface hydration layer carries out ion exchange, and similarly there is current potential generation in 292 inside of measuring electrode, not due to internal layer hydrogen ion concentration
Become, outer layer hydrogen ion concentration is different with different solution.Therefore, potential difference caused by ectonexine is also with hydrionic dense
Degree is different and changes accordingly.Independent measurement electrode 292 can be only formed an electrochemical half-cell, it and another chemistry are partly
Reference electrode for batteries 293 forms a complete chemical cell.When hydrogen ion concentration changes in by solution, measuring electrode
292 and the electromotive force that is exported of 293 combination electrode of reference electrode also with changing, it is logical to generate different DC potentials
It crosses amplifier 31 and is input to A/D converter 32, be then transmitted in microcontroller 33, microcontroller 33 further calculates and processing
Afterwards, these PH information are transmitted in display screen 22 by information transmission unit 35, staff can be intuitive by display screen 22
It is clearly understood that this pH value information, easy to use, easy to operation, work efficiency is high, saves a large amount of human resources, stability
Good, reliability is high.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (1)
1. it is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers, including rack for placing dishware, controller and printed circuit board, feature exist
In：The rack for placing dishware is made of lower plate and upper mounted plate, and detection cup is placed between the lower plate and upper mounted plate,
The outer surface of the controller is provided with control button and display screen, and the back end outer surface of the controller is equipped with bottom bar, institute
The upper end for stating bottom bar is provided with joint one, and the bottom bar connects connecting rod one by joint one, and the right end of the connecting rod one is provided with
Joint two, the connecting rod one connect connecting rod two by joint two, and the left end of the connecting rod two is provided with joint three, the connecting rod two
Connecting rod three is connected by joint three, the bottom end of the connecting rod three is connected with round fixed disk, is fixed on the round fixed disk
Measuring electrode and reference electrode, the joint one are internally provided with joint control one, and the joint two is internally provided with
Joint control two, the joint three are internally provided with joint control three, and the controller is internally provided with printing electricity
Road plate, the measuring electrode, reference electrode, joint control one, joint control two and joint control three are by electrically connecting
Wiring connects printed circuit board, and amplifier, A/D converter, microcontroller, reservoir, letter are welded on the printed circuit board
Cease transmission unit and DC-DC power module；
The input terminal of the output end of the measuring electrode and amplifier connects, the output end of the reference electrode and amplifier it is defeated
Enter end connection, the output end of the amplifier and the input terminal of A/D converter connect, the output end of the A/D converter
It is connect with the input terminal of microcontroller, the output end of the microcontroller and the input terminal of information transmission unit connect, and described information passes
The input terminal of the output end of defeated unit and display screen connects, the input of the output end of the microcontroller also with joint control one
The input terminal connection at end, the input terminal of joint control two and joint control three, the output end of the joint control one
It is connect with the input terminal in joint one, the output end of the joint control two is connect with the input terminal in joint two, the joint control
The output end of device three processed is connect with the input terminal in joint three；
Hole is provided on fixed plate, the detection cup is through upper mounted plate to the upper end of lower plate, and the detection cup is extremely
There are two few settings, and solution to be measured is placed with inside the detection cup；
The bottom bar is welded on the back end outer surface of controller；
The measuring electrode and reference electrode fix the lower section of disk through round fixed disk to circle, and the measuring electrode is one kind
Glass electrode, reference electrode are a kind of silver-colored silver chlorate；
The DC-DC power module and amplifier, A/D converter, microcontroller, reservoir, information transmission unit and display
Screen is electrically connected, and the DC-DC power module is for amplifier, A/D converter, microcontroller, reservoir, information transmission unit
And power supply when display screen work；
The microcontroller is bi-directionally connected with reservoir, and the reservoir is used for and microcontroller bidirectional data exchange；
Before use, measuring electrode and reference electrode initial spatial location coordinate value, measuring electrode and reference electrode are worked first
When spatial position coordinate value, measuring electrode and reference electrode work at the end of spatial position coordinate value and joint one, joint two
It is input in the reservoir inside controller with three corresponding spatial position coordinate value of joint；In microcontroller, microcontroller is point-by-point
Each spatial position coordinate value is taken out, microcontroller to pre- defeated each spatial position coordinate value by carrying out straight line or circular interpolation fortune
It calculates, generates respective paths planning, joint control one, the joint control being then added to inside joint one, joint two and joint three
In device two and joint control three, then controls measuring electrode and reference electrode and moved according to scheduled point, make measuring electrode
After measurement in a detection cup with reference electrode, then the measurement for carrying out next step is moved in another detection cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296407.2A CN105891262B (en) | 2016-05-08 | 2016-05-08 | It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296407.2A CN105891262B (en) | 2016-05-08 | 2016-05-08 | It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers |
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| Publication Number | Publication Date |
|---|---|
| CN105891262A CN105891262A (en) | 2016-08-24 |
| CN105891262B true CN105891262B (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610296407.2A Active CN105891262B (en) | 2016-05-08 | 2016-05-08 | It is a kind of can METHOD FOR CONTINUOUS DETERMINATION pH value PH analyzers |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86201534U (en) * | 1986-04-09 | 1986-09-17 | 上海市永嘉仪表厂 | Digital ph value-measuring and displaying controller |
| CN87205198U (en) * | 1987-10-13 | 1988-05-18 | 成都化工微型计算机应用研究所 | Computer acidimeter |
| JP2006349679A (en) * | 2006-06-12 | 2006-12-28 | Dkk Toa Corp | Measuring device provided with electrode with memory |
| CN203324221U (en) * | 2013-06-18 | 2013-12-04 | 青岛科标化工分析检测有限公司 | Novel pH (potential of Hydrogen) instrument |
| CN103439376A (en) * | 2013-08-02 | 2013-12-11 | 尚荣江 | Novel pH meter |
| CN203672826U (en) * | 2014-01-24 | 2014-06-25 | 程俊红 | pH value detection device |
| CN104316567A (en) * | 2014-10-13 | 2015-01-28 | 陕西高新实业有限公司 | Online pH value monitoring system |
| CN204142739U (en) * | 2014-09-11 | 2015-02-04 | 天津法莫西医药科技有限公司 | A kind of novel portable pH tester |
| CN204807499U (en) * | 2015-07-27 | 2015-11-25 | 陈亮涵 | Acidimeter is used in teaching |
-
2016
- 2016-05-08 CN CN201610296407.2A patent/CN105891262B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86201534U (en) * | 1986-04-09 | 1986-09-17 | 上海市永嘉仪表厂 | Digital ph value-measuring and displaying controller |
| CN87205198U (en) * | 1987-10-13 | 1988-05-18 | 成都化工微型计算机应用研究所 | Computer acidimeter |
| JP2006349679A (en) * | 2006-06-12 | 2006-12-28 | Dkk Toa Corp | Measuring device provided with electrode with memory |
| CN203324221U (en) * | 2013-06-18 | 2013-12-04 | 青岛科标化工分析检测有限公司 | Novel pH (potential of Hydrogen) instrument |
| CN103439376A (en) * | 2013-08-02 | 2013-12-11 | 尚荣江 | Novel pH meter |
| CN203672826U (en) * | 2014-01-24 | 2014-06-25 | 程俊红 | pH value detection device |
| CN204142739U (en) * | 2014-09-11 | 2015-02-04 | 天津法莫西医药科技有限公司 | A kind of novel portable pH tester |
| CN104316567A (en) * | 2014-10-13 | 2015-01-28 | 陕西高新实业有限公司 | Online pH value monitoring system |
| CN204807499U (en) * | 2015-07-27 | 2015-11-25 | 陈亮涵 | Acidimeter is used in teaching |
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| Publication number | Publication date |
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| CN105891262A (en) | 2016-08-24 |
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Effective date of registration: 20180730 Address after: 528437 Zhongshan Torch Development Zone, Guangdong Province Applicant after: ZHONGSHAN HOUYUAN ELECTRONIC TECHNOLOGY CO., LTD. Address before: 528445 Zhongshan City Guotai dyeing and finishing Co., Ltd., 13 Gaoping Road West, Gaoping Industrial Zone, Zhongshan, Guangdong Applicant before: Chai Yongpeng |
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Effective date of registration: 20190517 Address after: 056000 No. 4, 9th floor, Jiading Building, No. 9 Chengxin Road, Handan Economic Development Zone, Hebei Province Patentee after: Hebei Yuanzheng Technology Co., Ltd. Address before: 528437 Zhongshan Torch Development Zone, Guangdong Province Patentee before: ZHONGSHAN HOUYUAN ELECTRONIC TECHNOLOGY CO., LTD. |
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