CN215910420U - Automatic liquid-supplementing titration device - Google Patents
Automatic liquid-supplementing titration device Download PDFInfo
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- CN215910420U CN215910420U CN202122214956.XU CN202122214956U CN215910420U CN 215910420 U CN215910420 U CN 215910420U CN 202122214956 U CN202122214956 U CN 202122214956U CN 215910420 U CN215910420 U CN 215910420U
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Abstract
The utility model provides an automatic liquid supplementing titration device, which comprises a support, a titration mechanism and a liquid supplementing mechanism, wherein the titration mechanism comprises a burette, an electronic flow valve is arranged on the burette, the side wall of the burette is connected with an electronic liquid level meter, the electronic flow valve is electrically connected with a signal output end of a controller, and the electronic liquid level meter is electrically connected with a signal input end of the controller; the liquid supplementing mechanism comprises a liquid storage tank, the liquid storage tank is connected with the burette through a liquid supplementing pipe, the liquid supplementing pipe is connected with a peristaltic pump, and the peristaltic pump is electrically connected with the signal output end of the controller. The device can carry out accurate control and quantitative control to the titration speed of chemical titration in-process, automatic fluid infusion in to the buret simultaneously avoids influencing the experiment because of liquid is not enough in the buret. In addition, the position and the height of the burette can be conveniently adjusted, so that the experiment operation is convenient, and the universality of the device is improved. Meanwhile, a plurality of burettes can be installed so that a plurality of sets of experiments can be performed simultaneously, or so that titration experiments using a plurality of titration reagents can be performed conveniently.
Description
Technical Field
The utility model relates to the technical field of titration tests, in particular to an automatic liquid supplementing titration device.
Background
Titration is a means of quantitative analysis, and is also a chemical experimental operation. It determines the content of a certain solute by quantitative reaction of two solutions. It is to indicate the end point of titration according to the color change of the indicator, then to visually measure the consumption volume of the standard solution and calculate the analysis result.
In the chemical titration process, because involve multiple complicacy, slow reaction process, consequently to the control requirement of titration speed higher, current laboratory titration outfit comes control flow rate in order to control titration speed through manual regulation control valve, and current titration outfit, needs the manual work to carry out the replenishment of titration liquid, exists the difficult accurate control of titration speed, titration speed unquantization to it is experimental because of the not enough influence of liquid in the buret easily.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an automatic liquid supplementing titration device, which can accurately control and quantitatively control the titration speed in the titration process, and can automatically supplement liquid into a burette to avoid the influence on the test caused by insufficient liquid in the burette.
The utility model provides an automatic liquid supplementing titration apparatus, which comprises a bracket, wherein a titration mechanism and a liquid supplementing mechanism are arranged on the bracket, wherein:
the titration mechanism comprises a titration pipe, an electronic flow valve is arranged on the titration pipe, the side wall of the titration pipe is connected with an electronic liquid level meter, the electronic flow valve is electrically connected with the signal output end of the controller, and the electronic liquid level meter is electrically connected with the signal input end of the controller;
the liquid supplementing mechanism comprises a liquid storage tank, the liquid storage tank is connected with the burette through a liquid supplementing pipe, the liquid supplementing pipe is connected with a peristaltic pump, and the peristaltic pump is electrically connected with the signal output end of the controller.
Preferably, the support comprises a side plate, a bottom plate and a support plate are arranged on the side plate, the controller is installed on the side plate, and the liquid storage tank and the peristaltic pump are arranged on the support plate.
Preferably, the supporting plate is provided with a sliding groove, a sliding ring is assembled in the sliding groove, the sliding ring can move in the sliding groove, and an adjusting ring is assembled in the sliding ring through internal threads.
Preferably, the pipe wall of the burette is sleeved with a lantern ring, the burette can be detachably arranged in the adjusting ring, and the lantern ring is arranged on the upper side of the adjusting ring.
Preferably, the titration mechanism further comprises a magnetic stirrer, the magnetic stirrer is arranged on the bottom plate, and the triangular flask is arranged on the magnetic stirrer.
The working principle of the utility model is as follows: according to the automatic liquid-supplementing titration device, during titration, the controller controls the flow rate of the electronic flow valve according to the set flow rate so as to control the titration speed. In addition, the controller can control the peristaltic pump to work to replenish liquid in the burette when the liquid level is lower than the set value according to the liquid level change of the electronic liquid level meter. The sliding ring can move in the sliding groove, so that the burette can be conveniently adjusted in the left-right movement mode, the adjusting ring can rotate in the sliding ring to adjust the height, and the height of the burette can be conveniently adjusted. The sliding grooves can be internally provided with a plurality of sliding rings so as to install a plurality of burettes, so that a plurality of groups of experiments can be carried out simultaneously, or the titration experiments of various titration reagents can be utilized conveniently.
The utility model has the beneficial effects that: the automatic liquid supplementing titration device can accurately control and quantitatively control the titration speed in the titration process, and automatically supplement liquid into the burette at the same time, so that the test is prevented from being influenced by insufficient liquid in the burette. In addition, the position and the height of the burette can be conveniently adjusted, so that the experiment operation is convenient, and the universality of the device is improved. Meanwhile, a plurality of burettes can be installed so that a plurality of sets of experiments can be performed simultaneously, or so that titration experiments using a plurality of titration reagents can be performed conveniently.
Drawings
FIG. 1 is a schematic structural diagram of an automatic fluid infusion titration apparatus according to the present invention;
fig. 2 is a partially enlarged view of a in fig. 1.
In the figure: the device comprises a support 1, a side plate 11, a bottom plate 12, a supporting plate 13, a chute 14, a sliding ring 15, an adjusting ring 16, a lantern ring 17, a titration mechanism 2, a titration tube 21, an electronic flow valve 22, an electronic liquid level meter 23, a controller 24, a magnetic stirrer 25, a triangular flask 26, a liquid supplementing mechanism 3, a liquid storage tank 31, a liquid supplementing tube 32 and a peristaltic pump 33.
Detailed Description
In order to make the technical scheme of the utility model easier to understand, the technical scheme of the utility model is clearly and completely described by adopting a mode of a specific embodiment in combination with the attached drawings.
Example 1:
as shown in fig. 1 and fig. 2, the automatic solution infusion titration apparatus of the present embodiment includes a support 1, a titration mechanism 2 and a solution infusion mechanism 3 are disposed on the support 1, wherein:
the titration mechanism 2 comprises a titration tube 21, an electronic flow valve 22 is arranged on the titration tube 21, the side wall of the titration tube 21 is connected with an electronic liquid level meter 23, the electronic flow valve 22 is electrically connected with the signal output end of a controller 24, and the electronic liquid level meter 23 is electrically connected with the signal input end of the controller 24;
the liquid supplementing mechanism 3 comprises a liquid storage tank 31, the liquid storage tank 31 is connected with the burette 21 through a liquid supplementing pipe 32, the liquid supplementing pipe 32 is connected with a peristaltic pump 33, and the peristaltic pump 33 is electrically connected with the signal output end of the controller 24.
Example 2:
as shown in fig. 1 and fig. 2, the automatic solution infusion titration apparatus of the present embodiment includes a support 1, a titration mechanism 2 and a solution infusion mechanism 3 are disposed on the support 1, wherein:
the titration mechanism 2 comprises a titration tube 21, an electronic flow valve 22 is arranged on the titration tube 21, the side wall of the titration tube 21 is connected with an electronic liquid level meter 23, the electronic flow valve 22 is electrically connected with the signal output end of a controller 24, and the electronic liquid level meter 23 is electrically connected with the signal input end of the controller 24;
the liquid supplementing mechanism 3 comprises a liquid storage tank 31, the liquid storage tank 31 is connected with the burette 21 through a liquid supplementing pipe 32, the liquid supplementing pipe 32 is connected with a peristaltic pump 33, and the peristaltic pump 33 is electrically connected with the signal output end of the controller 24.
The support 1 comprises a side plate 11, a bottom plate 12 and a support plate 13 are arranged on the side plate 11, the controller 24 is installed on the side plate 11, and the liquid storage tank 31 and the peristaltic pump 33 are arranged on the support plate 13.
The supporting plate 13 is provided with a sliding groove 14, a sliding ring 15 is assembled in the sliding groove 14, the sliding ring 15 can move in the sliding groove 14, and an adjusting ring 16 is assembled in the sliding ring 15 through threads.
The pipe wall of the burette 21 is sleeved with the lantern ring 17, the burette 21 can be detachably arranged in the adjusting ring 16, and the lantern ring 17 is arranged on the upper side of the adjusting ring 16.
The titration mechanism 2 further comprises a magnetic stirrer 25, the magnetic stirrer 25 is arranged on the bottom plate 12, and a triangular flask 26 is arranged on the magnetic stirrer 25.
It should be noted that the embodiments described herein are only some embodiments of the present invention, and not all implementations of the present invention, and the embodiments are only examples, which are only used to provide a more intuitive and clear understanding of the present invention, and are not intended to limit the technical solutions of the present invention. All other embodiments, as well as other simple substitutions and various changes to the technical solutions of the present invention, which can be made by those skilled in the art without inventive work, are within the scope of the present invention without departing from the spirit of the present invention.
Claims (5)
1. The utility model provides an automatic liquid infusion titration outfit, its characterized in that is equipped with titration mechanism (2) and fluid infusion mechanism (3) on support (1), wherein:
the titration mechanism (2) comprises a titration pipe (21), an electronic flow valve (22) is arranged on the titration pipe (21), the side wall of the titration pipe (21) is connected with an electronic liquid level meter (23), the electronic flow valve (22) is electrically connected with the signal output end of a controller (24), and the electronic liquid level meter (23) is electrically connected with the signal input end of the controller (24);
the liquid supplementing mechanism (3) comprises a liquid storage tank (31), the liquid storage tank (31) is connected with the burette (21) through a liquid supplementing pipe (32), the liquid supplementing pipe (32) is connected with a peristaltic pump (33), and the peristaltic pump (33) is electrically connected with a signal output end of the controller (24).
2. The automatic fluid infusion titration device according to claim 1, wherein the support (1) comprises a side plate (11), a bottom plate (12) and a support plate (13) are provided on the side plate (11), the controller (24) is mounted on the side plate (11), and the fluid reservoir (31) and the peristaltic pump (33) are disposed on the support plate (13).
3. The automatic liquid-replenishing titration device according to claim 2, wherein the supporting plate (13) is provided with a slide groove (14), a slide ring (15) is fitted in the slide groove (14), the slide ring (15) is movable in the slide groove (14), and an adjusting ring (16) is fitted in an inner thread of the slide ring (15).
4. The automatic liquid replenishing and titrating device according to claim 3, wherein a collar (17) is sleeved on the wall of the burette (21), the burette (21) is detachably arranged in the adjusting ring (16), and the collar (17) is arranged on the upper side of the adjusting ring (16).
5. The automatic rehydration titration device according to claim 1, wherein said titration mechanism (2) further comprises a magnetic stirrer (25), said magnetic stirrer (25) being disposed on said base plate (12), said magnetic stirrer (25) having a triangular flask (26) disposed thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214956.XU CN215910420U (en) | 2021-09-14 | 2021-09-14 | Automatic liquid-supplementing titration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214956.XU CN215910420U (en) | 2021-09-14 | 2021-09-14 | Automatic liquid-supplementing titration device |
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| Publication Number | Publication Date |
|---|---|
| CN215910420U true CN215910420U (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122214956.XU Active CN215910420U (en) | 2021-09-14 | 2021-09-14 | Automatic liquid-supplementing titration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115792267A (en) * | 2023-01-29 | 2023-03-14 | 山东天元盈康检测评价技术有限公司 | Quantitative titration device and implementation method thereof |
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2021
- 2021-09-14 CN CN202122214956.XU patent/CN215910420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115792267A (en) * | 2023-01-29 | 2023-03-14 | 山东天元盈康检测评价技术有限公司 | Quantitative titration device and implementation method thereof |
| CN115792267B (en) * | 2023-01-29 | 2023-07-11 | 山东天元盈康检测评价技术有限公司 | Quantitative titration device and implementation method thereof |
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