CN221174544U

CN221174544U - Automatic potentiometric titrator

Info

Publication number: CN221174544U
Application number: CN202323199613.6U
Authority: CN
Inventors: 刘欣欣; 黎兆聪; 黄凯朗
Original assignee: Guangzhou Baiyun Construction Engineering Quality Inspection Co ltd
Current assignee: Guangzhou Baiyun Construction Engineering Quality Inspection Co ltd
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-06-18
Anticipated expiration: 2033-11-27

Abstract

The utility model discloses an automatic potentiometric titrator, which relates to the field of titrators and comprises a titrator body, wherein a supporting frame is arranged on the surface of a side platform of the titrator body, a movable fixing clamp is arranged on the surface of the supporting frame, and a clamp holder is arranged on the surface of the fixing clamp. According to the automatic potentiometric titrator, the water inlet pipe, the annular groove and the water outlet pipe are arranged, the micro pump is directly placed into the container filled with pure water, the pure water enters the communicating pipe and the inside of the expanding pipe through the communicating hose by using the pumping action of the micro pump, then enters the water inlet pipe, the pure water enters the annular groove from the inside of the water inlet pipe, and the electrode is cleaned through the water outlet pipe, so that the electrode can be cleaned, the cleaned pure water can be contained in the titration container below the electrode, experimental pollution caused by disassembling and cleaning the electrode is avoided, and the automatic potentiometric titrator is normal to use and convenient to clean.

Description

Automatic potentiometric titrator

Technical Field

The utility model relates to the field of titrators, in particular to an automatic potentiometric titrator.

Background

The automatic potentiometric titrator is a common analytical instrument designed according to the principle of potentiometry and used for capacity analysis, and mainly comprises two parts of an instrument spectrometer and a titration system, wherein the principle is that an indicating electrode, a reference electrode and a measured solution form a working battery, and as a titration agent is added, the concentration of measured ions is continuously changed due to chemical reaction, so that the potential of the indicating electrode is changed along with the change, and in engineering detection, the content measurement of certain elements of materials such as cement, concrete and mixtures thereof can be detected in a titration mode.

The chinese patent of CN 202020529102.3 discloses an automatic potentiometric titrator, in which a cleaning device is designed to clean the electrode, after the titrator is used each time, the surface of the electrode needs to be cleaned, so that the normal use of the electrode is ensured, in daily use, the cleaning is usually carried out by directly placing a water cup for soaking and washing, at this time, the cleaning is easy to cause solution residue, or a user removes the electrode for washing, however, when the electrode is taken, the electrode is separated from a container for experiments, and the solution on the surface of the electrode is easy to drop to the surface of the titrator or the experiment table surface, thereby causing experimental pollution.

Disclosure of utility model

The utility model mainly aims to provide an automatic potentiometric titrator which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides an automatic potentiometric titrator, includes the titrator body, the side platform surface mounting of titrator body has the support frame, the surface mounting of support frame has mobilizable fixation clamp, the surface mounting of fixation clamp has the holder, a plurality of mounting holes have been seted up on the surface of holder, a plurality of circular arrangement's circular slot has been seted up to the position that the surface of holder corresponds the mounting hole, the internally mounted of circular slot has the outlet pipe, corresponds the circular slot of mounting hole circular arrangement passes through the ring channel intercommunication inside, the intercommunication groove has been seted up to the inside of ring channel, the internally mounted of intercommunication groove has the inlet tube.

The inside intercommunication of a plurality of inlet tube has the expanding pipe, communicating pipe is installed to the one end of expanding pipe, the intercommunication hose is installed to the one end of communicating pipe, the micropump is installed to the one end of intercommunication hose.

The shape of the water outlet pipe is L-shaped.

An inner groove is formed in the surface of the side platform of the titrator body, and the inner groove is located right below the clamp holder.

The internally mounted of inner groovy has the stock solution frame, the top edge of stock solution frame extends to the side platform surface of titrator body.

The surface of the liquid storage frame is fixedly provided with a flange, and the edge of the flange exceeds the surface of the titrator body.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the micro pump is directly placed into the container filled with pure water through the water inlet pipe, the annular groove and the water outlet pipe, the pure water enters the communicating pipe and the inside of the expanding pipe through the communicating hose by using the pumping action of the micro pump, then enters the water inlet pipe, the pure water enters the annular groove from the inside of the water inlet pipe, and the electrode is cleaned through the water outlet pipe due to the fact that the outlet of the water outlet pipe faces the electrode, the cleaned electrode can be cleaned, the titration container below the electrode can be used for containing the cleaned pure water, experimental pollution caused by disassembling the cleaned electrode is avoided, and the device is standard to use and convenient to clean.

2. According to the utility model, the inner groove, the liquid storage frame and the edge convex plate are arranged, so that when the solution in the titration container is used, the titration container is directly taken away, the cleaned pure water falls into the liquid storage frame, and the solution is directly taken out along the convex plate during cleaning, so that the operation is convenient, and meanwhile, the titration container is placed in the inner groove, so that the possibility of toppling of the titration container is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an automatic potentiometric titrator of the present utility model;

FIG. 2 is a schematic diagram of a part of the structure of a water outlet pipe of an automatic potentiometric titrator according to the present utility model;

FIG. 3 is a schematic diagram of a portion of the structure of a communicating channel of an automatic potentiometric titrator according to the present utility model;

FIG. 4 is a schematic view of a part of the structure of the annular groove of the automatic potentiometric titrator of the present utility model;

FIG. 5 is a schematic view of the structure of the inner groove of an automatic potentiometric titrator according to the present utility model.

In the figure: 1. a titrator body; 2. a support frame; 3. a fixing clamp; 4. a holder; 5. a mounting hole; 6. a circular groove; 7. a water outlet pipe; 8. an annular groove; 9. a communication groove; 10. a water inlet pipe; 11. expanding the diameter tube; 12. a communicating pipe; 13. a communication hose; 14. a micropump; 15. an inner groove; 16. a liquid storage frame; 17. along the convex plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, an automatic potentiometric titrator comprises a titrator body 1, a support frame 2 is arranged on the surface of a side platform of the titrator body 1, a movable fixing clamp 3 is arranged on the surface of the support frame 2, a connecting piece is arranged on the surface of the fixing clamp 3, the connecting piece can fix the position between the fixing clamp 3 and the support frame 2, a clamp holder 4 is arranged on the surface of the fixing clamp 3, when the fixing clamp 3 moves up and down on the surface of the support frame 2, the clamp holder 4 can also move along with the fixing clamp, a plurality of mounting holes 5 are formed on the surface of the clamp holder 4, three mounting holes 5 are arranged in number, the inner diameters of the three mounting holes 5 are different, electrodes or other devices are arranged in the mounting holes 5, the electrodes at the moment can also be adjusted in height, thereby adapting to titration containers with different heights, a plurality of circular grooves 6 are formed on the surface of the clamp holder 4 corresponding to the positions of the mounting holes 5, the circular grooves 6 are annularly arranged around the positions of the mounting holes 5, a plurality of water outlet pipes 7 are arranged inside the circular grooves 7, the positions of the water outlet pipes 7 are also arranged towards the positions of the circular grooves 8, the circular grooves 9 are also communicated with the circular grooves 8, and the circular grooves 8 are communicated with the inside grooves 9, and the inside grooves 9 are communicated with the inside grooves 8 are communicated with the inside grooves 9.

After titration is finished, a user can move upwards through adjusting the fixing clamp 3, a certain amount of pure water is introduced into the water inlet pipe 10, the pure water enters the annular groove 8 from the water inlet pipe 10, then flows into the water outlet pipe 7, the electrode is cleaned due to the fact that the outlet of the water outlet pipe 7 faces the electrode, the cleaned pure water can be contained in the titration container below the electrode, experimental pollution caused by disassembling and cleaning the electrode is avoided, and the titration container is used normally.

The inside of a plurality of inlet tube 10 communicates there is the expanded diameter pipe 11, and in this embodiment the inside of three inlet tube 10 all communicates the inside of entering into the expanded diameter pipe 11, and the diameter of expanded diameter pipe 11 is the diameter sum of three inlet tube 10, communicating pipe 12 is installed to the one end of expanded diameter pipe 11, communicating hose 13 is installed to the one end of communicating pipe 12, micropump 14 is installed to the one end of communicating hose 13.

In use, the micropump 14 is directly placed inside the container containing pure water, and the pure water is introduced into the communicating tube 12 and the diameter-enlarged tube 11 through the communicating hose 13 by the pumping action of the micropump 14, and then into the water inlet tube 10.

The water outlet pipe 7 is L-shaped.

The side platform surface of titration apparatus body 1 has seted up interior recess 15, and the degree of depth of interior recess 15 is higher, generally sets up to be higher than five centimetres, interior recess 15 is located the holder 4 under, places the inside of interior recess 15 with the titration vessel when using to reduce the possibility that the titration vessel emptys.

The internally mounted of inner groove 15 has stock solution frame 16, and the shape of stock solution frame 16 is the same with the inside shape of inner groove 15, the top edge of stock solution frame 16 extends to the side platform surface of titrator body 1, conveniently places stock solution frame 16.

The surface fixed mounting along the flange 17 of stock solution frame 16, along flange 17 and stock solution frame 16 as integrated structure, along the edge of flange 17 surpass titrator body 1 surface, when taking stock solution frame 16, directly take along flange 17 take out can, convenient operation.

The utility model relates to an automatic potentiometric titrator, when in use, a titration container is taken away from the inside of an inner groove 15, a micropump 14 is directly placed into the container filled with pure water, the pure water enters into the communicating pipe 12 and the inside of a diameter expanding pipe 11 through a communicating hose 13 by using the pumping action of the micropump 14, then enters into the inside of a water inlet pipe 10, the pure water enters into the inside of an annular groove 8 from the inside of the water inlet pipe 10 and then flows into the position of a water outlet pipe 7, and the electrode can be cleaned because the outlet of the water outlet pipe 7 faces the electrode, and the cleaned pure water can fall into the inside of a liquid storage frame 16 at the moment and is directly taken out along a convex plate 17 when being poured out, so that the operation is convenient.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic potentiometric titrator, includes titrator body (1), side platform surface mounting of titrator body (1) has support frame (2), the surface mounting of support frame (2) has mobilizable fixation clamp (3), the surface mounting of fixation clamp (3) has holder (4), its characterized in that: the surface of holder (4) has seted up a plurality of mounting holes (5), a plurality of circular grooves (6) of cyclic annular range have been seted up on the position that the surface of holder (4) corresponds mounting hole (5), internally mounted in circular groove (6) has outlet pipe (7), corresponds circular groove (6) of mounting hole (5) cyclic annular range are inside through ring channel (8) intercommunication, intercommunication groove (9) have been seted up to the inside of ring channel (8), internally mounted in intercommunication groove (9) has inlet tube (10).

2. An automatic potentiometric titrator as in claim 1, wherein: the inside intercommunication of a plurality of inlet tube (10) has expanded footpath pipe (11), communicating pipe (12) are installed to the one end of expanded footpath pipe (11), communication hose (13) are installed to one end of communicating pipe (12), micropump (14) are installed to one end of communication hose (13).

3. An automatic potentiometric titrator as in claim 1, wherein: the shape of the water outlet pipe (7) is L-shaped.

4. An automatic potentiometric titrator as in claim 1, wherein: an inner groove (15) is formed in the surface of the side platform of the titrator body (1), and the inner groove (15) is located right below the clamp holder (4).

5. An automatic potentiometric titrator as in claim 4, wherein: the inside of the inner groove (15) is provided with a liquid storage frame (16), and the top edge of the liquid storage frame (16) extends to the side platform surface of the titrator body (1).

6. An automatic potentiometric titrator as in claim 5, wherein: the surface of the liquid storage frame (16) is fixedly provided with a flange (17), and the edge of the flange (17) exceeds the surface of the titrator body (1).