CN208060435U - A kind of online pH detection devices - Google Patents
A kind of online pH detection devices Download PDFInfo
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- CN208060435U CN208060435U CN201820378971.3U CN201820378971U CN208060435U CN 208060435 U CN208060435 U CN 208060435U CN 201820378971 U CN201820378971 U CN 201820378971U CN 208060435 U CN208060435 U CN 208060435U
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- electrode
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Abstract
The utility model discloses a kind of online pH detection devices, it includes pH electrodes, electrode wires, host and electrode protection set, the pH electrodes are connect by electrode wires with host, the electrode protection set is set in pH electrodes and the periphery of electrode wires is in direct contact for obstructing pH electrodes with reaction system, in this way, the utility model is by being arranged electrode protection set, reaction system and the temperature conduction between line electrode and electrode wires can be reduced, and timely cooling down can be carried out to electrode, to ensure the accuracy of pH electrode measurements, and extend the service life of pH detection devices.
Description
Technical field
A kind of the utility model pH detection technique fields, and in particular to online pH detection devices.
Background technology
PH detection devices, also known as pH meter or pH meter are a kind of common instrument and equipments, are mainly used to accurate measurement
The pH value of liquid medium.
Currently, catalysis basic nickel carbonate synthesize using precipitating reagent sodium carbonate and sulfate certain pH value and at a temperature of
Spherical particle is generated, in order to be precisely controlled reaction process pH variations, usually pH detectors are arranged in reaction vessel, because of it
Synthesis temperature reaches 80 DEG C or more, and pH electrodes are immersed in pyrosol, and electrode buffer gradually volatilizees and leads in electrode probe
Electrode failure is caused, while in order to which electrode frequently can be taken out reaction vessel by periodic cleaning electrode, influence leads to electricity because expanding with heat and contract with cold
Pole and electrode wires poor contact influence electrode use.
Utility model content
For overcome the deficiencies in the prior art, the purpose of the utility model is to provide a kind of online pH detection devices.
What the technical solution of the utility model was realized in：
The utility model embodiment provides a kind of online pH detection devices comprising pH electrodes, electrode wires, host and electrode
Protective case, the pH electrodes are connect by electrode wires with host, and the electrode protection set is set in the outer of pH electrodes and electrode wires
Side is in direct contact for obstructing pH electrodes with reaction system.
In said program, the pH electrodes include electrode body and electrode contact, and the electrode body is located at electrode protection
In set, the electrode contact extends the outside of electrode protection set.
In said program, the electrode protection set includes cleaning chamber and electrode accommodating chamber, the cleaning successively from top to bottom
Between pH electrodes and host, the electrode accommodating chamber is equipped with chamber with pH electrodes, the side wall of the electrode accommodating chamber with
Gap between pH electrodes constitutes water passage.
In said program, the bottom wall of the cleaning chamber offers at least one water hole, at least one water hole edge
The circumferential direction of cleaning bottom of chamber wall is uniformly distributed and is equipped with water passage.
In said program, the axially disposed threading hole for being useful for wearing electrode wires in middle part of the cleaning chamber is described clear
It washes and is provided with water inlet pipe on the outside of chamber.
In said program, the bottom of the cleaning chamber is additionally provided with rubber seal, and the rubber seal is located at cleaning
Between chamber and pH electrodes, and the outside of the rubber seal is concordant with the outer wall of pH electrodes for avoiding cleaning intracavitary
Water contacted with electrode wires.
In said program, the side wall of the electrode accommodating chamber includes vacuum layer and air layer successively from inside to outside.
In said program, the upper end of the air layer be provided with for the tank connected air inlet pipe of gas, the air layer
Lower end is provided with venthole.
In said program, the bottom of the electrode protection set offers the osculum coordinated with water passage.
Compared with prior art, a kind of online pH detection devices that the utility model improves comprising pH electrodes, electrode
Line, host and electrode protection set, the pH electrodes are connect by electrode wires with host, and the electrode protection set is set in pH electrodes
It is in direct contact with reaction system with the outside of electrode wires for obstructing pH electrodes, in this way, the utility model is protected by the way that electrode is arranged
Sheath can reduce reaction system and the temperature conduction between line electrode and electrode wires, and can be carried out to electrode timely
Cooling down to ensure the accuracy of pH electrode measurements, and extends the service life of pH detection devices.
Description of the drawings
Fig. 1 is a kind of structure diagram of online pH detection devices of the utility model embodiment；
Fig. 2 is a kind of structural schematic diagram of online pH detection devices of the utility model embodiment.
Reference numeral is as follows：
1 --- pH electrodes, 11 --- electrode body, 12 --- electrode contact, 2 --- electrode wires, 3 --- host, 4 ---
Electrode protection set, 41 --- cleaning chamber, 411 --- --- threading hole, 413 --- water inlet pipe, 414 --- rubber of water hole, 412
--- --- --- air layer, 423 --- the air inlet pipe, 424 --- outlet of vacuum layer, 422 of electrode accommodating chamber, 421 of sealing ring, 42
Hole, 43 --- water passage, 44 --- osculum.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The utility model embodiment provides a kind of online pH detection devices, as illustrated in fig. 1 and 2 comprising pH electrodes 1, electricity
Polar curve 2, host 3 and electrode protection set 4, the pH electrodes 1 are connect by electrode wires 2 with host 3, and the electrode protection covers 4 sets
The outside for being located at pH electrodes 1 and electrode wires 2 is in direct contact for obstructing pH electrodes 1 with reaction system.
The utility model can reduce reaction system and between line electrode and electrode wires by the way that electrode protection set is arranged
Temperature conduction, and timely cooling down can be carried out to electrode, to ensure the accuracy of pH electrode measurements, and extend pH
The service life of detection device.
Wherein, pH electrodes 1 include electrode body 11 and electrode contact 12, and electrode body 11 is located in electrode protection set 4, electricity
Pole contact 12 extends the outside of electrode protection set 4.
Wherein, electrode protection set 4 includes cleaning chamber 41 and electrode accommodating chamber 42 successively from top to bottom, and cleaning chamber 41 is located at pH
Between electrode 1 and host 3, electrode accommodating chamber 42 and pH electrodes 1 are equipped with, the side wall of electrode accommodating chamber 42 and pH electrodes 1 it
Between gap constitute water passage 43, electrode protection set 4 bottom offer the osculum 44 coordinated with water passage 43.
The setting of the setting of the cleaning chamber 41 of 4 upside of electrode protection set, cleaning chamber 41 cleans chamber for cleaning pH electrodes 1
41 flow passes through aquaporin-4 3, and to be washed away to pH electrodes 1,44 row of osculum of 4 bottoms is finally covered from electrode protection
Go out, to realize the cleaning in reaction kettle to pH detection devices, to reduce the taking-up number of pH detection devices, and then improves
The service life of pH detection devices.
Wherein, the bottom wall of cleaning chamber 41 offers at least one water hole 411, and at least one water hole 411 is along cleaning chamber
The circumferential direction of 41 bottom walls is uniformly distributed and is equipped with water passage 43.
The axially disposed threading hole 412 for being useful for wearing electrode wires 2 in middle part of chamber 41 is cleaned, it is described to clean the outer of chamber 41
Side is provided with water inlet pipe 413.
The bottom of cleaning chamber 41 is additionally provided with rubber seal 414, and the rubber seal 414 is located at cleaning chamber 41 and pH
Between electrode 1, and the outside of the rubber seal 414 is concordant with the outer wall of the pH electrodes 1 for avoiding cleaning intracavitary
Water contacted with electrode wires 2.
It cleans chamber 41 to be arranged between host 3 and pH electrodes 1, saves space, while what is be arranged inside cleaning chamber 41 wears
The setting of string holes 412 and the rubber seal 414 of cleaning chamber 41 bottom can effectively completely cut off connecing for electrode wires 2 and reaction system
Electrode wires 2 are flowed to when touching, while can prevent the liquid in cleaning chamber 41 from flowing to water passage 43, ensure what electrode wires 2 were dried
Meanwhile improving the safety that pH detection devices use.
Wherein, the side wall of electrode accommodating chamber 42 includes vacuum layer 421 and air layer 422 successively from inside to outside.
The upper end of air layer 422 be provided with for the tank connected air inlet pipe 423 of gas, the lower end of air layer 422 is provided with
Venthole 424.
The side wall of electrode accommodating chamber 42 designs for main layer, and internal layer is vacuum layer 421, and the setting of vacuum layer 421 can be reduced
Temperature conduction between reaction system and pH electrodes and electrode wires, to improve the accuracy of measurement；Outside is air layer 422,
It is filled with gas from the air inlet pipe 423 for the upside that electrode protection covers, is flowed downward along air layer 422, finally along 422 bottom of air layer
Venthole 424 be discharged, while cool down to electrode body 11, along gas vent 424 be discharged air contribute to discharge reaction
Carbon dioxide gas in system, to be conducive to the progress of reaction.
The course of work of the online pH detection devices is：During preparing basic nickel carbonate, which is detected
The pH meter mounting hole of device intercalation reaction kettle is detected the pH value of reaction system by host computer control pH electrodes 1, is detecting
While, air is passed through to air layer 422 by the air inlet pipe 423 in 4 outside of electrode protection set, to reduce the temperature of pH electrodes；
After the completion of reaction, the basic nickel carbonate prepared is taken out, then the water inlet pipe 413 of connection cleaning chamber 41, is injected to cleaning chamber 41
Water, the water cleaned in chamber 41 is flowed out from water hole 411, and is washed away to pH electrodes along water passage 43, finally along osculum
44 are discharged into reaction kettle, and are discharged along the drainage hole of reaction kettle.
A kind of online pH detection devices that the utility model improves comprising pH electrodes, electrode wires, host and electrode protection
Set, the pH electrodes are connect by electrode wires with host, and the electrode protection set is set in pH electrodes and the outside of electrode wires is used
It is in direct contact with reaction system in barrier pH electrodes, in this way, the utility model can reduce reaction by the way that electrode protection set is arranged
System and the temperature conduction between line electrode and electrode wires, and timely cooling down can be carried out to electrode, to ensure
The accuracy of pH electrode measurements, and extend the service life of pH detection devices.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (9)
1. a kind of online pH detection devices, which is characterized in that it includes pH electrodes, electrode wires, host and electrode protection set, described
PH electrodes are connect by electrode wires with host, and the electrode protection set is set in the outside of pH electrodes and electrode wires for obstructing pH
Electrode is in direct contact with reaction system.
2. a kind of online pH detection devices according to claim 1, which is characterized in that the pH electrodes include electrode body
And electrode contact, the electrode body are located in electrode protection set, the electrode contact extends the outside of electrode protection set.
3. a kind of online pH detection devices according to claim 2, which is characterized in that the electrode protection set is from top to bottom
Include successively cleaning chamber and electrode accommodating chamber, the cleaning chamber is between pH electrodes and host, the electrode accommodating chamber and pH
Electrode is equipped with, and the gap between the side wall and pH electrodes of the electrode accommodating chamber constitutes water passage.
4. a kind of online pH detection devices according to claim 3, which is characterized in that the bottom wall of the cleaning chamber offers
At least one water hole, at least one water hole are uniformly distributed along the circumferential direction of cleaning bottom of chamber wall and coordinate with water passage
Setting.
5. a kind of online pH detection devices according to claim 4, which is characterized in that the middle part of the cleaning chamber is in an axial direction
It is provided with the threading hole for wearing electrode wires, water inlet pipe is provided on the outside of the cleaning chamber.
6. a kind of online pH detection devices according to claim 5, which is characterized in that the bottom of the cleaning chamber is also set up
Have a rubber seal, the rubber seal is located between cleaning chamber and pH electrodes, and the outside of the rubber seal with
The outer wall of the pH electrodes is concordantly for avoiding the water of cleaning intracavitary from being contacted with electrode wires.
7. a kind of online pH detection devices according to claim 3, which is characterized in that the side wall of the electrode accommodating chamber by
Include vacuum layer and air layer successively from inside to outside.
8. a kind of online pH detection devices according to claim 7, which is characterized in that the upper end of the air layer is provided with
For with the tank connected air inlet pipe of gas, the lower end of the air layer is provided with venthole.
9. a kind of online pH detection devices according to claim 8, which is characterized in that open the bottom of the electrode protection set
Equipped with the osculum coordinated with water passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378971.3U CN208060435U (en) | 2018-03-20 | 2018-03-20 | A kind of online pH detection devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820378971.3U CN208060435U (en) | 2018-03-20 | 2018-03-20 | A kind of online pH detection devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208060435U true CN208060435U (en) | 2018-11-06 |
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ID=63989385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820378971.3U Active CN208060435U (en) | 2018-03-20 | 2018-03-20 | A kind of online pH detection devices |
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| CN (1) | CN208060435U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841956A (en) * | 2019-10-10 | 2020-02-28 | 攀钢集团攀枝花钢铁研究院有限公司 | Cleaning structure for detecting probe or electrode rod |
| CN115672219A (en) * | 2022-11-07 | 2023-02-03 | 中建三局第三建设工程有限责任公司 | Method and system for automatically controlling pH value of reaction kettle |
-
2018
- 2018-03-20 CN CN201820378971.3U patent/CN208060435U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841956A (en) * | 2019-10-10 | 2020-02-28 | 攀钢集团攀枝花钢铁研究院有限公司 | Cleaning structure for detecting probe or electrode rod |
| CN115672219A (en) * | 2022-11-07 | 2023-02-03 | 中建三局第三建设工程有限责任公司 | Method and system for automatically controlling pH value of reaction kettle |
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