CN207742141U - PH electrode performance test devices - Google Patents
PH electrode performance test devices Download PDFInfo
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- CN207742141U CN207742141U CN201721854613.7U CN201721854613U CN207742141U CN 207742141 U CN207742141 U CN 207742141U CN 201721854613 U CN201721854613 U CN 201721854613U CN 207742141 U CN207742141 U CN 207742141U
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Abstract
The utility model is related to a kind of pH electrode performances test devices, including pedestal, elevating mechanism and elevating mechanism driving device, the pedestal is equipped with N number of container, the N is positive integer, the elevating mechanism carries the test tube for being fixedly connected or removably being used to hold solution correspondingly with the container, the test tube is slidably matched with the container, pH electrodes are positioned in the test tube and the fixation of its position does not move during the test, the elevating mechanism driving device output end connects the elevating mechanism, the elevating mechanism driving device drives the lifting of the elevating mechanism, to control the lifting of the test tube.The pH electrode performance test devices realize unstable state monitoring environment required when pH electrode detections, in monitoring process, after pH electrodes are detached with solution, pH electrodes can be allowed to be in oxidation environment, accelerate its oxidation, the more rapid anti-oxidant and ageing resistance for having detected pH electrodes.
Description
Technical field
The utility model is related to pH electrode fields, and in particular to a kind of pH electrode performances test device.
Background technology
PH electrode applications are very extensive, and electrode performance directly determines the accuracy of measurement data.Ideal pH electrodes
It is required that reaction is fast, linear relationship is good, data are accurate, anti-oxidant and resistance to corrosion is strong, can work long hours.Therefore, how soon
Speed to find performance best or best suit the pH electrodes of requirement and be necessary.
The method of routine inspection pH electrode performances is that pH electrodes are soaked in solution at present, the reaction of observable pH electrodes
Speed and linear relationship, and prove that the data of electrode are accurate with the comparison of pH titers.But since pH electrodes impregnate for a long time
In single solution, inspection environment can be caused to form stable state, changeable nature or internal complex situations can not be simulated, i.e., it can not mould
The environment of quasi- unstable state, and usually all in unsteady condition in pH electrode real works.
Utility model content
In order to overcome above-mentioned defect existing in the prior art, the purpose of this utility model to be to provide a kind of pH electrode performances
Test device.
To achieve the goals above, the utility model provides a kind of pH electrode performances test device, including pedestal, lifting
Mechanism and elevating mechanism driving device, the pedestal are equipped with N number of container, and the N is positive integer, and the elevating mechanism carries
It is fixedly connected or removably the test tube for holding solution, the test tube is slided with the container correspondingly with the container
Cooperation, pH electrodes are positioned in the test tube and the fixation of its position does not move during the test, the elevating mechanism driving device
Output end connects the elevating mechanism, and the elevating mechanism driving device drives the lifting of the elevating mechanism, to control
State the lifting of test tube.
When elevating mechanism driving device driving elevating mechanism declines, test tube is also synchronous to be declined, when dropping to a certain degree
When, pH electrodes are detached from liquid level of solution in test tube, to realize the separation of pH electrodes and solution；When elevating mechanism driving device drives
When elevating mechanism rises, test tube is also synchronous to be risen, and when rising to certain altitude, pH electrodes are contacted with solution in test tube, in turn
Realize submergence.If pH electrodes need to be soaked in a variety of solution, it is only necessary to after pH electrodes and a kind of separation of solution, replace examination
Solution in pipe is detected again.
The pH electrode performance test devices realize unstable state monitoring environment required when pH electrode detections, also, are supervising
During survey, after pH electrodes are detached with solution, pH electrodes can be allowed to be in oxidation environment, accelerate its oxidation, more rapid inspection
The anti-oxidant and ageing resistance of pH electrodes is surveyed.
Further, the elevating mechanism is tube rack, and the test tube is shaped in the tube rack, tube rack life
Produce at low cost, be readily produced, at the same test tube be integrally formed with tube rack can more accurately control the submergence of pH electrodes and solution with
Separation.
Further, the elevating mechanism driving device includes the disc cam set on the tube rack lower end, the dish type
The wheel periphery of cam is in contact with the tube rack lower end, and the disc cam drives its rotation by motor.Disc cam turns
When dynamic, the lifting of the tube rack is driven, pH electrodes and the submergence of solution is realized and detaches.
Further, further include MCU, driving circuit and position detecting module, the position detecting module detection pH
The relative position of electrode and liquid level of solution, output end connect the position signal input terminal of the MCU, the MCU drive signals
Output end connects the driving circuit input terminal, and the driving circuit output end connects the input end of motor.MCU is according to pH electricity
The relative position of pole and liquid level of solution realizes tube rack to driving circuit output drive signal, the rotation of driving circuit driving motor
Rise or fall, to realize pH electrodes and the submergence of solution or detach.
Further, further include timing unit, the timing unit is bi-directionally connected with the MCU.The timing unit can be remembered
The duration of the submergence of pH electrodes, separation is recorded, time when to pH electrode detections is monitored.
Further, further include touch screen, the MCU is bi-directionally connected with the touch screen.The pH is realized by touch screen
The human-computer interaction of electrode performance test device.
Further, the elevating mechanism driving device is positioned on the pedestal.This saves space, be readily transported and
It carries.
Further, the N is equal to 3.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the partial sectional view of the utility model；
Fig. 2 is the front elevation of the utility model；
Fig. 3 is the circuit control block diagram of the utility model；
Fig. 4 submerges control flow chart；
Fig. 5 detaches control flow chart；
Fig. 6 declines control flow chart.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, can also be the company inside two elements
It is logical, it can be directly connected, can also indirectly connected through an intermediary, for the ordinary skill in the art, it can
To understand the concrete meaning of above-mentioned term as the case may be.
A kind of pH electrode performances test device as shown in Figs. 1-2, including pedestal 1, elevating mechanism and elevating mechanism driving
Device, the pedestal 1 are equipped with N number of container 5, and the N is positive integer, and the elevating mechanism, which carries, to be fixedly connected or detachably
With the container 5 correspondingly for holding the test tube 4 of solution, which is slidably matched with the container 5, pH electrodes 3
It is positioned in the test tube 4 and the fixation of its position does not move during the test, the elevating mechanism driving device output end connection
The elevating mechanism, the elevating mechanism driving device drive the lifting of the elevating mechanism, to control the liter of the test tube 4
Drop.
In the present embodiment, N is preferably but not limited to 3, i.e. container 5 has 3.PH electrodes 3 by external force such as pH electrode supports (not
Diagram) it is positioned in test tube 4.The elevating mechanism driving device, which can be positioned on the pedestal 1, may also set up in other reasonable
Position.
When elevating mechanism driving device driving elevating mechanism declines, test tube 4 is also synchronous to be declined, when dropping to a certain degree
When, pH electrodes 3 are detached from liquid level of solution in test tube 4, to realize the separation of pH electrodes 3 and solution；When elevating mechanism driving device
When elevating mechanism being driven to rise, test tube 4 is also synchronous to be risen, and when rising to certain altitude, pH electrodes 3 connect with solution in test tube 4
It touches, continues that test tube 4 is driven to rise, and then realize that pH electrodes 3 are submerged by solution.If pH electrodes 3 need to be soaked in a variety of solution,
It only needs after pH electrodes 3 and a kind of separation of solution, the solution replaced in test tube 4 is detected again, this has simulated non-
Stationary monitor environment realizes pH electrodes 3 and is detected in a variety of solution.In monitoring process, when pH electrodes 3 and solution point
From rear, also allow for pH electrodes 3 and be in oxidation environment, accelerate its oxidation, it is more rapid to have detected the anti-oxidant and anti-of pH electrodes 3
Aging ability.
As the preferred embodiment of the present embodiment, the elevating mechanism is tube rack 2, and the test tube 4 is shaped in this
In tube rack 2, the elevating mechanism driving device includes the disc cam 6 set on 2 lower end of the tube rack, the disc cam 6
Wheel periphery be in contact with 2 lower end of the tube rack, the disc cam 6 by motor 7 drive its rotation, motor 7 preferably but
It is not limited to stepper motor.
As shown in figure 3,3 performance testing device of pH electrodes further include MCU, driving circuit, touch screen 8, timing unit and
Position detecting module, the position detecting module detect the relative position of the pH electrodes 3 and liquid level of solution, output end connection
The position signal input terminal of the MCU, the MCU driving signal output ends connect the driving circuit input terminal, the driving
Circuit output end connects 7 input terminal of motor, and the MCU is bi-directionally connected with the touch screen 8, the timing unit with it is described
MCU is bi-directionally connected.Position detecting module detects the position of pH electrodes 3, and MCU is exported according to the position of pH electrodes 3 to driving circuit
Drive signal, driving circuit driving motor 7 rotate, and rising or falling for tube rack 2 are realized, to realize pH electrodes 3 and solution
Submergence or separation, timing unit record pH electrodes 3 submerge, the duration of separation, time when being detected to pH electrodes 3 supervises
Control.
3 performance testing device of pH electrodes can realize submergence, separation, decline three functions, wherein submergence：It is adjustable to rise
Descending mechanism rise and fall, while pH electrodes 3 being kept to be placed in the solution of test tube 4；Separation：Declined by adjusting elevating mechanism, is made
PH electrodes 3 are detached from fluid level, and pH electrodes 3 is caused to be exposed in oxidation environment；Decline：So that elevating mechanism is declined, test tube 4 is made to decline
To needing position.
When submergence control, submergence control flow is set as shown in figure 4, carrying out setting and submergence height between countdown first,
It can be reset by confirming preservation setting, cancelling, after starting submergence movement, be timed inspection, judge after periodically reaching
Whether combination function is opened, submergence flow is put into if opened, not opened just out of service.
When separation control, control flow is detached as shown in figure 5, carrying out setting between countdown first, can be protected by confirming
Setting is deposited, cancels and resetting, after being initially separated movement, is timed inspections, it is determined whether to enable combine work(after timing reaches
Can, it is put into decline flow if opened, is not opened just out of service.
When declining control, declines control flow as shown in fig. 6, carrying out falling head setting first, can be protected by confirming
Deposit setting, cancel reset, after beginning to decline movement, carry out height inspection, reach precalculated position after it is determined whether to enable groups
Function is closed, submergence flow is put into if opened, is not opened just out of service.
The time of submergence, separation, decline can be respectively set by touch screen 8, pass through 3 performance testing device of pH electrodes
It allows pH electrodes 3 to be temporally set for being automatically brought into operation in solution and air, difference is set according to the time, pH electrodes 3 can be made
In different unsteady conditions and different oxidation environments, accelerate its oxidation process, simulates complicated nature or internal as possible
Environment.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiments or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (8)
1. a kind of pH electrode performances test device, which is characterized in that including pedestal, elevating mechanism and elevating mechanism driving device,
The pedestal be equipped with N number of container, the N be positive integer, the elevating mechanism carry be fixedly connected or removably with appearance
The test tube for holding solution, the test tube are slidably matched device with the container correspondingly, and pH electrodes are positioned at the test tube
Interior and its position is fixed and do not moved during the test, the elevating mechanism driving device output end connects the elevating mechanism, institute
The lifting that elevating mechanism driving device drives the elevating mechanism is stated, to control the lifting of the test tube.
2. pH electrode performances test device according to claim 1, it is characterised in that：The elevating mechanism is tube rack,
The test tube is shaped in the tube rack.
3. pH electrode performances test device according to claim 2, it is characterised in that：The elevating mechanism driving device packet
The disc cam set on the tube rack lower end is included, the wheel periphery of the disc cam is in contact with the tube rack lower end, described
Disc cam drives its rotation by motor.
4. pH electrode performances test device according to claim 3, it is characterised in that：Further include MCU, driving circuit and position
Detection module is set, the position detecting module detects described in the pH electrodes and its output end connection of the relative position of liquid level of solution
The position signal input terminal of MCU, the MCU driving signal output ends connect the driving circuit input terminal, the driving circuit
Output end connects the input end of motor.
5. pH electrode performances test device according to claim 4, it is characterised in that：Further include timing unit, the meter
Shi Danyuan is bi-directionally connected with the MCU.
6. pH electrode performances test device according to claim 4, it is characterised in that：Further include touch screen, the MCU with
The touch screen is bi-directionally connected.
7. pH electrode performances test device according to claim 1, it is characterised in that：The elevating mechanism driving device is fixed
On the pedestal.
8. pH electrode performances test device according to claim 1, which is characterized in that the N is equal to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721854613.7U CN207742141U (en) | 2017-12-26 | 2017-12-26 | PH electrode performance test devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721854613.7U CN207742141U (en) | 2017-12-26 | 2017-12-26 | PH electrode performance test devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207742141U true CN207742141U (en) | 2018-08-17 |
Family
ID=63119991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721854613.7U Active CN207742141U (en) | 2017-12-26 | 2017-12-26 | PH electrode performance test devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207742141U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109164015A (en) * | 2018-08-23 | 2019-01-08 | 沈阳奥吉娜药业有限公司 | PH meter drives calibration assemblies |
| CN115291003A (en) * | 2022-07-04 | 2022-11-04 | 上海博取仪器有限公司 | PH electrode automatic checkout device |
-
2017
- 2017-12-26 CN CN201721854613.7U patent/CN207742141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109164015A (en) * | 2018-08-23 | 2019-01-08 | 沈阳奥吉娜药业有限公司 | PH meter drives calibration assemblies |
| CN115291003A (en) * | 2022-07-04 | 2022-11-04 | 上海博取仪器有限公司 | PH electrode automatic checkout device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210916 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Patentee after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401121 An office building in Jinshan International Industrial City, 18 Neixuan Avenue, Huixing Street, Yubei District, Chongqing Patentee before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |