CN212808186U - Potentiometric titrator convenient to use - Google Patents
Potentiometric titrator convenient to use Download PDFInfo
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- CN212808186U CN212808186U CN202021382907.6U CN202021382907U CN212808186U CN 212808186 U CN212808186 U CN 212808186U CN 202021382907 U CN202021382907 U CN 202021382907U CN 212808186 U CN212808186 U CN 212808186U
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Abstract
The utility model provides a potentiometric titrator convenient to use belongs to and titrates check out test set technical field. This potentiometric titrator convenient to use includes titrator body and wiper mechanism. The titrator body is provided with a burette, a solution cup and a dropping liquid pipe, a composite electrode and a temperature electrode are arranged in the solution cup, and a liquid conveying pipe is arranged between the burette and the dropping liquid pipe. During the use, put into the titration liquid to the titration intraductal, carry the titration liquid to the dropping liquid intraductally through the transfer line, place the solution of taking the titration in advance in the solution cup, still be equipped with combined electrode and temperature electrode in the solution cup, the titration liquid drips to the solution cup through the dropping liquid pipe, measure the potential change through combined electrode and temperature electrode, after titrating, open the valve of solution bottom of the cup portion, liquid passes through the fluid-discharge tube and discharges in the cup, the device sets up valve and fluid-discharge tube through installing at the solution bottom of the cup, can avoid opening the solution that the bowl cover arouses and spill, and be convenient for wash after using through the transfer line.
Description
Technical Field
The utility model relates to a titration check out test set technical field particularly, relates to a potentiometric titrator convenient to use.
Background
The potentiometric titrator is a device for determining a titration end point by measuring potential change in a titration process by using a potentiometric titration method, and is mainly used for chemical analysis of various components in various industries such as universities and colleges, scientific research institutions, petrochemical engineering, pharmacy, drug testing, metallurgy and the like.
At present, the process that potentiometric titrator among the prior art used causes easily to spill at the in-process of people opening, and the device is convenient for user's washing after finishing using moreover.
SUMMERY OF THE UTILITY MODEL
In order to compensate the above deficiency, the utility model provides a potentiometric titrator convenient to use aims at improving the potentiometric titrator operation in-process solution and pours easily and inconvenient abluent problem.
The utility model discloses a realize like this:
the utility model provides a potentiometric titrator convenient to use includes titrator body and wiper mechanism.
The titrimeter body is equipped with burette, solution cup and burette, burette fixed mounting in titrimeter body upper portion, the solution cup is located titrimeter body one side, the burette leakage fluid dram is located inside the solution cup, inside composite electrode and the temperature electrode of being equipped with of solution cup, the burette with be equipped with the transfer line between the burette, the inside catheter that is equipped with of solution cup, wiper mechanism includes valve and fluid-discharge tube, the liquid outlet has been seted up to solution cup bottom, the fluid-discharge tube intercommunication is fixed in the liquid outlet, fluid-discharge tube one end intercommunication is fixed in the valve.
The utility model discloses an in the embodiment, mounting groove has been seted up on titrator body upper portion, buret fixed mounting in mounting groove.
In an embodiment of the present invention, a plug is fixed to the opening of the burette, and the plug is connected to the infusion tube.
In an embodiment of the utility model, the solution cup opening part is provided with a cup cover, and the upper part of the cup cover is fixedly provided with a connector.
In an embodiment of the present invention, the mounting groove is fixedly mounted with a steering valve, an opening of the steering valve passes through the infusion tube and is communicated with the burette.
In an embodiment of the present invention, the other opening of the diverter valve is communicated with the connector through the infusion tube, and the other opening of the diverter valve is communicated with the external solution bottle through the infusion tube.
The utility model discloses an in the embodiment, still include agitating unit, agitating unit includes (mixing) shaft, stirring rake and agitator motor, agitator motor fixed mounting in bowl cover upper portion, (mixing) shaft fixed mounting in the agitator motor output, stirring rake fixed connection in (mixing) shaft one end, the (mixing) shaft rotate install in the bowl cover.
The utility model discloses an in one embodiment, still include fixing device, fixing device includes solid fixed ring and dead lever, dead lever fixed mounting in titrator body one side, dead lever upper end fixed connection in gu fixed ring, the solution cup is located in the solid fixed ring.
In an embodiment of the utility model, the solid fixed ring internal surface is equipped with the internal thread, the bowl cover surface is equipped with the external screw thread, combined electrode with temperature electrode fixed connection in the bowl cover bottom, the connector communicate in the dropping liquid pipe.
In an embodiment of the present invention, the infusion tube includes a first conduit, a second conduit, a third conduit and a fourth conduit, the first conduit is connected to the turning valve and the solution to be detected, the second conduit is connected to the burette and the turning valve, the third conduit is connected to the turning valve and the catheter, and the fourth conduit is connected to the turning valve and the dropping liquid tube.
The utility model has the advantages that: the utility model discloses a potentiometric titrator convenient to use that above-mentioned design obtained, during the use, put in titration liquid to the titration tube in, carry titration liquid to the dropping tube in through the transfer line, place the solution of treating the titration in advance in the solution cup, still be equipped with combined electrode and temperature electrode in the solution cup, titration liquid passes through the dropping tube and drips to the solution cup, through combined electrode and temperature electrode measurement potential variation, after titrating, open the valve of solution bottom of cup portion, liquid passes through the fluid-discharge tube and discharges in the cup, the device sets up valve and fluid-discharge tube through the installation at the bottom of the cup of solution, can avoid opening the solution that the bowl cover arouses and spill and incline, and be convenient for wash after using through the transfer line.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a potentiometric titrator convenient to use provided by the embodiment of the utility model;
fig. 2 is a schematic structural diagram of an embodiment of the present invention providing a first viewing angle;
FIG. 3 is a schematic diagram of a solution cup according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a fixing device according to an embodiment of the present invention.
In the figure: 100-a titrator body; 110-mounting grooves; 120-burette; 130-a plug; 140-a transfusion tube; 141-a first conduit; 142-a second conduit; 143-a third conduit; 144-a fourth conduit; 150-solution cup; 151-cup cover; 153-a connector; 154-a composite electrode; 155-temperature electrode; 160-a dropping tube; 170-a catheter; 180-a diverter valve; 300-a stirring device; 310-a stirring shaft; 320-stirring paddle; 330-stirring motor; 500-a fixture; 510-a fixing ring; 520-a fixing rod; 700-a cleaning mechanism; 710-a liquid outlet; 720-a valve; 730-Drain pipe.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1-4, the present invention provides a technical solution: a potentiometric titrator convenient to use comprises a titrator body 100 and a cleaning mechanism 700.
Referring to fig. 1-3, the titrator body 100 is provided with a burette 120, a solution cup 150 and a dropping liquid tube 160, the burette 120 is fixedly installed on the upper portion of the titrator body 100, the burette 120 is screwed on the upper portion of the titrator body 100, the solution cup 150 is located on one side of the titrator body 100, a liquid outlet of the dropping liquid tube 160 is located inside the solution cup 150, a composite electrode 154 and a temperature electrode 155 are arranged inside the solution cup 150, an infusion tube 140 is arranged between the burette 120 and the dropping liquid tube 160, an installation groove 110 is arranged on the upper portion of the titrator body 100, the burette 120 is fixedly installed on the installation groove 110, the burette 120 is screwed on the installation groove 110, a tube plug 130 is fixed on an opening of the burette 120, the tube plug 130 is screwed on an opening of the burette 120, the tube plug 130 is fixedly communicated with the infusion tube 140, a cup lid 151 is arranged on an opening of the solution, the installation groove 110 is fixedly provided with a steering valve 180, the steering valve 180 is fixed on the installation groove 110 in a threaded manner, one opening of the steering valve 180 is communicated with the burette 120 through an infusion tube 140, the other opening of the steering valve 180 is communicated with a connector 153 through the infusion tube 140, the other opening of the steering valve 180 is communicated with an external solution bottle through the infusion tube 140, the composite electrode 154 and the temperature electrode 155 are fixedly connected to the bottom of the cup cover 151, the connector 153 is communicated with a dropping tube 160, a liquid guide tube 170 is arranged in the solution cup 150, the other connector 153 is communicated with the liquid guide tube 170, the infusion tube 140 comprises a first guide tube 141 and a, a third conduit 143 and a fourth conduit 144, the first conduit 141 is connected to the diversion valve 180 and the solution to be detected, the second conduit 142 is connected to the burette 120 and the diversion valve 180, the third conduit 143 is connected to the diversion valve 180 and the liquid guide 170, and the fourth conduit 144 is connected to the diversion valve 180 and the drip tube 160.
Referring to fig. 1-2, the cleaning mechanism 700 includes a valve 720 and a drain tube 730, the bottom of the solution cup 150 is provided with a liquid outlet 710, the drain tube 730 is connected and fixed to the liquid outlet 710, one end of the drain tube 730 is connected and fixed to the valve 720, so as to facilitate the discharge of the liquid in the solution cup 150, and the first conduit 141 can be connected with the external solution to clean the inner walls of the solution cup 150 and the first and third conduits 141 and 143, thereby facilitating the next experiment.
Referring to fig. 1 and 3, the stirring device 300 includes a stirring shaft 310, a stirring paddle 320 and a stirring motor 330, the stirring motor 330 is fixedly installed on the upper portion of the cup lid 151, the stirring motor 330 is bolted to the upper portion of the cup lid 151, the stirring shaft 310 is fixedly installed at the output end of the stirring motor 330, the output end of the stirring motor 330 is welded and fixed at one end of the stirring shaft 310, the stirring paddle 320 is fixedly connected at one end of the stirring shaft 310, the stirring paddle 320 is welded and fixed at one end of the stirring shaft 310, the stirring shaft 310 is rotatably installed on the cup lid 151, and the stirring device 300 is used for uniformly stirring the solution in the solution.
Referring to fig. 1 and 4, the fixing device 500 includes a fixing ring 510 and a fixing rod 520, the fixing device 500 is used for fixing the solution cup 150, the fixing rod 520 is fixedly installed on one side of the titrator body 100, the fixing rod 520 is fixed on one side of the titrator body 100 in a threaded manner, the upper end of the fixing rod 520 is fixedly connected to the fixing ring 510, the fixing ring 510 is fixed on the upper end of the fixing rod 520 in a threaded manner, the solution cup 150 is located in the fixing ring 510, the inner surface of the fixing ring 510 is provided with an internal thread, and the outer surface of.
Specifically, the operating principle of the potentiometric titrator convenient to use is as follows: when the device works, a solution to be detected is connected through the first conduit 141, the liquid guide pipe 170 is conveyed into the solution cup 150 through the steering valve 180 and the third conduit 143 for standby, a titration solution is put into the burette 120 at the same time, the titration solution is conveyed into the titration tube 160 through the fourth conduit 144 and the steering valve 180, the composite electrode 154 and the temperature electrode 155 are further arranged in the solution cup 150, the titration solution is dripped into the solution cup 150 through the titration tube 160, the stirring shaft 310 is driven by the stirring motor 330 to rotate, the solution in the solution cup 150 is uniformly mixed by the stirring paddle 320, the potential change is measured through the composite electrode 154 and the temperature electrode 155, after the titration is finished, the valve 720 at the bottom of the solution cup 150 is opened, the liquid in the cup is discharged through the liquid discharge pipe 730, the first conduit 141 is connected with a cleaning solution, the cleaning solution flows through the first conduit 141, the third conduit 143, the steering valve 180 and the liquid guide pipe 170 into the solution cup 150, the inner wall is washed clean and the waste liquid is discharged through the drain pipe 730.
It should be noted that the specific model specification of the titrator body 100 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply of the titrator body 100 and its principles are clear to those skilled in the art and will not be described in detail here.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A potentiometric titrator convenient to use is characterized by comprising
The titrator comprises a titrator body (100), wherein the titrator body (100) is provided with a burette (120), a solution cup (150) and a dropping liquid pipe (160), the burette (120) is fixedly installed on the upper part of the titrator body (100), the solution cup (150) is positioned on one side of the titrator body (100), a liquid discharge port of the dropping liquid pipe (160) is positioned inside the solution cup (150), a composite electrode (154) and a temperature electrode (155) are arranged inside the solution cup (150), a liquid conveying pipe (140) is arranged between the burette (120) and the dropping liquid pipe (160), and a liquid guide pipe (170) is arranged inside the solution cup (150);
the cleaning mechanism (700) comprises a valve (720) and a liquid discharge pipe (730), the bottom of the solution cup (150) is provided with a liquid outlet (710), the liquid discharge pipe (730) is fixedly communicated with the liquid outlet (710), and one end of the liquid discharge pipe (730) is fixedly communicated with the valve (720).
2. The potentiometric titrator convenient to use as claimed in claim 1, wherein a mounting groove (110) is formed in the upper part of the titrator body (100), and the burette (120) is fixedly mounted in the mounting groove (110).
3. The potentiometric titrator convenient to use as claimed in claim 1, wherein a tube plug (130) is fixed at the opening of the burette (120), and the tube plug (130) is communicated and fixed with the infusion tube (140).
4. The potentiometric titrator convenient to use as claimed in claim 2, wherein a cup cover (151) is arranged at an opening of the solution cup (150), and a connector (153) is fixedly arranged at the upper part of the cup cover (151).
5. A potentiometric titrator convenient to use as claimed in claim 4, wherein a diverter valve (180) is fixedly installed on the installation groove (110), and an opening of the diverter valve (180) is communicated with the burette (120) through the infusion tube (140).
6. The potentiometric titrator convenient to use as claimed in claim 5, wherein the other opening of the diverter valve (180) is communicated with the connector (153) through the infusion tube (140), and the other opening of the diverter valve (180) is communicated with an external solution bottle through the infusion tube (140).
7. The potentiometric titrator convenient to use as claimed in claim 4, further comprising a stirring device (300), wherein the stirring device (300) comprises a stirring shaft (310), a stirring paddle (320) and a stirring motor (330), the stirring motor (330) is fixedly installed on the upper portion of the cup cover (151), the stirring shaft (310) is fixedly installed at the output end of the stirring motor (330), the stirring paddle (320) is fixedly connected to one end of the stirring shaft (310), and the stirring shaft (310) is rotatably installed on the cup cover (151).
8. The potentiometric titrator convenient to use as claimed in claim 5, further comprising a fixing device (500), wherein the fixing device (500) comprises a fixing ring (510) and a fixing rod (520), the fixing rod (520) is fixedly installed at one side of the titrator body (100), the upper end of the fixing rod (520) is fixedly connected to the fixing ring (510), and the solution cup (150) is located in the fixing ring (510).
9. The potentiometric titrator convenient to use as claimed in claim 8, wherein an inner thread is arranged on the inner surface of the fixing ring (510), an outer thread is arranged on the outer surface of the cup cover (151), the composite electrode (154) and the temperature electrode (155) are fixedly connected to the bottom of the cup cover (151), and the connector (153) is communicated with the dropping liquid pipe (160).
10. A potentiometric titrator convenient to use as claimed in claim 5, wherein the infusion tube (140) comprises a first conduit (141), a second conduit (142), a third conduit (143) and a fourth conduit (144), the first conduit (141) is communicated with the diversion valve (180) and the solution to be detected, the second conduit (142) is communicated with the burette (120) and the diversion valve (180), the third conduit (143) is communicated with the diversion valve (180) and the catheter (170), and the fourth conduit (144) is communicated with the diversion valve (180) and the drip tube (160).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021382907.6U CN212808186U (en) | 2020-07-14 | 2020-07-14 | Potentiometric titrator convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021382907.6U CN212808186U (en) | 2020-07-14 | 2020-07-14 | Potentiometric titrator convenient to use |
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| Publication Number | Publication Date |
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| CN212808186U true CN212808186U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021382907.6U Active CN212808186U (en) | 2020-07-14 | 2020-07-14 | Potentiometric titrator convenient to use |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
-
2020
- 2020-07-14 CN CN202021382907.6U patent/CN212808186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
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