CN216696642U - Online conductivity meter calibrating device - Google Patents
Online conductivity meter calibrating device Download PDFInfo
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- CN216696642U CN216696642U CN202122738261.1U CN202122738261U CN216696642U CN 216696642 U CN216696642 U CN 216696642U CN 202122738261 U CN202122738261 U CN 202122738261U CN 216696642 U CN216696642 U CN 216696642U
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- solution tank
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- containing pipe
- rotating shaft
- conductivity meter
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Abstract
The application belongs to the field of calibrating devices and relates to an online conductivity meter calibrating device. The device comprises a solution tank, wherein a rotating shaft is arranged at the bottom of the solution tank, blades are arranged on the rotating shaft, and a motor is arranged at the bottom of the solution tank and drives the rotating shaft to rotate; the top end of the rotating shaft is provided with a mandril; the top of the solution tank is provided with a handle, and the bottom of the handle is connected with an inorganic salt containing pipe; the bottom of the handle is connected with a purified water containing pipe; the lower part of the purified water containing pipe is provided with a water outlet, a piston is arranged in the purified water containing pipe, the upper end of the piston is provided with a push rod, the top end of the push rod is connected with a handle, and the push rod is provided with scales; the bottom of the inorganic salt containing pipe is a movable cover, the movable cover is in a middle folding design, the ejector rod and the movable cover are in an up-down vertical relation, and the middle of the movable cover is hung at the bottom end of the handle through a flexible connecting device; the lower part of the solution tank is provided with a constant temperature device. The portable air conditioner has the advantages of simple structure and convenience in carrying, and meets the requirements of practical application.
Description
Technical Field
The application belongs to the field of calibrating devices, and particularly relates to an online conductivity meter calibrating device.
Background
Conductivity meter calibration is generally carried out by taking the conductivity meter to a laboratory for calibration, but many conductivity meters are on-line, such as being installed in a reaction tank, or on a production line, etc.
In view of the above, it would be convenient if such an on-line conductivity meter could be calibrated in the field, taken back to the laboratory without being removed.
It is known that temperature has a great influence on conductivity, and how to ensure that the online conductivity meter can be in a constant temperature state during calibration is also a problem to be considered.
Based on the above situation, it is necessary to design and invent an online conductivity calibration device.
Disclosure of Invention
In order to solve the defects in the prior art, the application provides an online conductivity meter calibrating device, which can realize automatic solution preparation, provide a constant temperature environment for the solution and realize online calibration. And the device simple structure, portable satisfies practical application demand.
In order to achieve the purpose, the utility model provides the following technical scheme:
an online conductivity meter calibration device comprises a solution tank, wherein a rotating shaft is arranged at the bottom of the solution tank, blades are arranged on the rotating shaft, and a motor is arranged at the bottom of the solution tank and drives the rotating shaft to rotate;
the top end of the rotating shaft is provided with a mandril;
the top of the solution tank is provided with a handle, and the bottom of the handle is connected with an inorganic salt containing pipe; the bottom of the handle is connected with a purified water containing pipe;
the lower part of the purified water containing pipe is provided with a water outlet, a piston is arranged in the purified water containing pipe, the upper end of the piston is provided with a push rod, the top end of the push rod is connected with a handle, and the push rod is provided with scales;
the bottom of the inorganic salt containing pipe is a movable cover, the movable cover is in a middle folding design, the ejector rod and the movable cover are in an up-down vertical relation, and the middle of the movable cover is hung at the bottom end of the handle through a flexible connecting device;
the lower part of the solution tank is provided with a constant temperature device;
the constant temperature device is specifically designed to be composed of a water pipe and a constant temperature pool, wherein the water pipe is wound around the solution tank, a water inlet and a water outlet of the water pipe are both connected with the constant temperature pool, and the water pipe is provided with a circulating pump;
the bottom of the handle is provided with a first clamping groove and a second clamping groove which are used for fixing the inorganic salt containing pipe and the push rod respectively.
The top of the solution tank is provided with a cover, and electrodes of the conductivity meter can extend into the solution tank from the cover.
The solution tank is provided with a thermometer for testing the temperature in the solution tank;
when the device is used, inorganic salt such as KCl is added into the inorganic salt containing pipe, purified water is put into the purified water containing pipe, the handle is pushed, the push rods in the inorganic salt containing pipe and the purified water containing pipe can move downwards, the purified water is dripped into the solution tank, the push rods enable the two sides of the movable cover to move downwards by pushing the movable cover upwards, and the inorganic salt flows out. And starting a motor to drive the rotating shaft to rotate, and stirring the solution by the blades. And starting a circulating pump on the water pipe, and circulating water with constant temperature in the water pipe to ensure that the solution tank keeps a constant-temperature (25 ℃) environment. Because the push rod is provided with scales, the concentration of the prepared solution can be calculated under the condition that the radius of the inorganic salt containing pipe is known, and the electrode constant of the conductivity meter can be calculated.
In addition, the electrode constant of the conductivity meter is calculated by reference to JJF (New) 19-2018,7.4.1 electrode constant calibration and 7.4.1.1 standard solution method. The conductivity meter calibrating device can directly carry out field test, is convenient and quantitative in solution preparation, and can provide a constant temperature environment, so that a test result is more accurate.
Drawings
Fig. 1 is a schematic structural diagram of an online calibration device for a conductivity meter according to the present application.
Fig. 2 is a schematic structural diagram of the thermostat of the conductivity meter.
Fig. 3 is a structural schematic diagram of the bottom view of the handle.
Fig. 4 is an enlarged schematic view of a portion a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 4, an online conductivity meter calibration device includes a solution tank, a rotating shaft 6 is disposed at the bottom of the solution tank, a paddle 7 is disposed on the rotating shaft 6, a motor 8 is mounted at the bottom of the solution tank, and the rotating shaft 6 is driven by the motor 8 to rotate;
the top end of the rotating shaft 6 is provided with a mandril 10;
the top of the solution tank is provided with a handle 1, and the bottom of the handle 1 is connected with an inorganic salt containing pipe 12; the bottom of the handle 1 is connected with a purified water containing pipe 3;
the lower part of the purified water containing pipe 3 is a water outlet, a piston 5 is arranged in the purified water containing pipe, the upper end of the piston 5 is a push rod 2, the top end of the push rod 2 is connected with a handle 1, and the push rod 2 is provided with scales;
the bottom of the inorganic salt containing pipe 12 is a movable cover 21, the movable cover 21 is designed in a middle hinge 20 mode, the ejector rod 10 and the movable cover 10 are vertically arranged, and the middle of the movable cover 21 is hung at the bottom end of the handle 1 through a flexible connecting device 19;
the lower part of the solution tank is provided with a constant temperature device 9;
the constant temperature device 9 is specifically designed to be composed of a water pipe 13 and a constant temperature pool 16, wherein the water pipe 13 is wound around the solution tank, a water inlet 14 and a water outlet 15 of the water pipe 13 are both connected with the constant temperature pool 16, and the water pipe 13 is provided with a circulating pump;
the bottom of the handle 1 is provided with a first clamping groove 17 and a second clamping groove 18 which are used for fixing the inorganic salt containing pipe 12 and the push rod 2 respectively.
The top of the solution tank is provided with a cover 11, and electrodes of the conductivity meter can extend into the solution tank from the cover.
The solution tank is provided with a thermometer 4 for testing the temperature in the solution tank;
when the device is used, inorganic salt such as KCl is added into the inorganic salt containing pipe, purified water is placed into the purified water containing pipe, the handle 1 is pushed, the push rods in the inorganic salt containing pipe and the purified water containing pipe can move downwards, the purified water is dripped into the solution tank, the ejector rod 10 enables the two sides of the movable cover to move downwards by pushing the movable cover upwards, and the inorganic salt flows out. And starting the motor 8 to drive the rotating shaft 6 to rotate, and stirring the solution by the paddle 7. And starting a circulating pump on the water pipe, and circulating water with constant temperature in the water pipe to ensure that the solution tank keeps a constant-temperature (25 ℃) environment. Because the push rod 2 is provided with scales, the concentration of the prepared solution can be calculated under the condition that the radius of the inorganic salt containing pipe is known, and the electrode constant of the conductivity meter can be calculated.
In addition, the electrode constant of the conductivity meter is calculated by reference to JJF (New) 19-2018,7.4.1 electrode constant calibration and 7.4.1.1 standard solution method. The conductivity meter calibrating device can directly carry out field test, is convenient and quantitative in solution preparation, and can provide a constant temperature environment, so that a test result is more accurate.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The online conductivity meter calibrating device is characterized by comprising a solution tank, wherein a rotating shaft (6) is arranged at the bottom of the solution tank, a paddle (7) is arranged on the rotating shaft (6), a motor (8) is arranged at the bottom of the solution tank, and the rotating shaft (6) is driven to rotate by the motor (8);
the top end of the rotating shaft (6) is provided with a mandril (10);
the top of the solution tank is provided with a handle (1), and the bottom of the handle (1) is connected with an inorganic salt containing pipe (12); the bottom of the handle (1) is connected with a purified water containing pipe (3);
the lower part of the purified water containing pipe (3) is a water outlet, a piston (5) is arranged in the purified water containing pipe, the upper end of the piston (5) is a push rod (2), the top end of the push rod (2) is connected with a handle (1), and scales are arranged on the push rod (2);
the bottom of the inorganic salt containing pipe (12) is a movable cover (21), the movable cover (21) is designed in a middle hinge (20) mode, the ejector rod (10) and the movable cover (21) are vertically arranged, and the middle of the movable cover (21) is hung at the bottom end of the handle (1) through a flexible connecting device (19);
the lower part of the solution tank is provided with a constant temperature device (9).
2. The on-line conductivity meter calibration device according to claim 1, wherein the thermostat (9) is specifically designed to be composed of a water pipe (13) wound around the solution tank and a thermostat (16), the water inlet (14) and the water outlet (15) of the water pipe (13) are both connected with the thermostat (16), and the water pipe (13) is provided with a circulating pump.
3. The on-line conductivity meter calibrating device according to claim 1, wherein the bottom of the handle (1) is provided with a first clamping groove (17) and a second clamping groove (18) for respectively fixing the inorganic salt containing tube (12) and the push rod (2).
4. The on-line conductivity meter calibrating device according to claim 1, wherein the top of the solution tank is provided with a cover (11).
5. The on-line conductivity meter calibration apparatus according to claim 1, wherein a thermometer (4) is provided on said solution tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122738261.1U CN216696642U (en) | 2021-11-10 | 2021-11-10 | Online conductivity meter calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122738261.1U CN216696642U (en) | 2021-11-10 | 2021-11-10 | Online conductivity meter calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216696642U true CN216696642U (en) | 2022-06-07 |
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ID=81832406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122738261.1U Active CN216696642U (en) | 2021-11-10 | 2021-11-10 | Online conductivity meter calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216696642U (en) |
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2021
- 2021-11-10 CN CN202122738261.1U patent/CN216696642U/en active Active
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