CN216646391U

CN216646391U - Automatic detection device for carbonate content of electrolyte of railway vehicle storage battery

Info

Publication number: CN216646391U
Application number: CN202123011856.3U
Authority: CN
Inventors: 史志鹏; 杜超; 温美玲; 曹峻; 潘杰; 张炜
Original assignee: Cetc Pengyue Electronic Technology Co ltd
Current assignee: Cetc Pengyue Electronic Technology Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-31
Anticipated expiration: 2031-12-02

Abstract

The utility model belongs to the technical field of automatic detection devices, and particularly relates to an automatic detection device for carbonate content in storage battery electrolyte of a railway vehicle, which comprises a PLC (programmable logic controller), a microinjection pump, a magnetic stirrer, a PH controller, an electric cylinder, a burette, a titration support and a reaction cup, wherein the PH controller is connected with the PLC, the PLC is respectively connected with the microinjection pump, the PH controller and the electric cylinder, the microinjection pump is connected with the burette, the burette is fixed on the titration support, the titration support is connected with the electric cylinder, the reaction cup is arranged below the burette, and the reaction cup is arranged on the magnetic stirrer. The utility model can solve the problems of large human eye observation error, low manual recording efficiency, irretraceable test process, difficult storage of test data and the like of the traditional measurement method, can effectively improve the test efficiency and the test accuracy, and can fill the blank in the field of railway vehicle storage battery detection.

Description

Automatic detection device for carbonate content of electrolyte of railway vehicle storage battery

Technical Field

The utility model belongs to the technical field of automatic detection devices, and particularly relates to an automatic detection device for carbonate content of electrolyte of a storage battery of a railway vehicle.

Background

In the maintenance procedure of the electric device of the railway passenger car, level E3, the content of carbonate of the storage battery is definitely specified and needs to be calculated by the dosage of acid-base titration. The manual titration method comprises measuring 5mL of electrolyte from sample electrolyte, placing in a conical flask, adding appropriate amount of distilled water without carbon dioxide and 2 drops of 1% phenolphthalein indicator, titrating with 1M hydrochloric acid standard solution until red color disappears, adding 2 drops of 0.1% methyl orange indicator, titrating with 1M hydrochloric acid standard solution until orange red color disappears, calculating CO according to the change of color of the two solutions₃ ^2-And (4) content. In actual CO₃ ^2-In concentration detection, a titration end point is indicated by an artificial titration method depending on color change of an indicator, if a solution to be detected is colored or turbid, the end point is indicated difficultly, or a proper indicator cannot be found at all, and the conventional measurement method has the problems of large human eye observation error, low manual recording efficiency, unretraceable test process, difficulty in storing test data and the like.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems that the manual titration method is difficult in end point indication, large in human eye observation error, low in manual recording efficiency, irretraceable in the test process and difficult in test data storage, the automatic detection device for the carbonate content of the storage battery electrolyte of the railway vehicle is high in automation degree and accuracy, practical, convenient and rapid.

In order to solve the technical problems, the utility model adopts the technical scheme that:

the utility model provides a railway vehicle battery electrolyte carbonate content automatic checkout device, includes PLC controller, microinjection pump, magnetic stirrers, PH controller, electronic jar, buret, titrates support, reaction cup, the PH controller is connected with the PLC controller, the PLC controller is connected with microinjection pump, PH controller, electronic jar respectively, the microinjection pump is connected with the buret, the buret is fixed on titrating the support, titrate the leg joint and have electronic jar, the below of buret is provided with the reaction cup, the reaction cup sets up on magnetic stirrers.

The PLC is connected with a touch screen.

The PLC controller, the micro-injection pump, the magnetic stirrer, the PH controller, the electric cylinder and the touch screen are all arranged on the frame.

The automatic titration device is characterized in that a first cabinet, a second cabinet and a third cabinet are arranged in the rack, a PLC (programmable logic controller), a PH (potential of hydrogen) controller and a touch screen are arranged in the first cabinet, and a magnetic stirrer, an electric cylinder, a burette, a titration support and a reaction cup are arranged in the second cabinet.

And a reagent bottle is arranged in the third cabinet and is connected with the micro-injection pump through a pipeline.

And glass cabinet doors are arranged on the first cabinet, the second cabinet and the third cabinet.

An epoxy resin plate is arranged on the table top of the rack.

The PLC controller, the micro-injection pump, the electric cylinder and the touch screen are all connected with a power supply.

The power supply adopts a 24V/10A switching power supply.

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

the utility model takes a PLC (programmable logic controller) as a control core, takes a touch screen as a visual component, controls the movement of a micro-injection pump, a magnetic stirrer and an electric cylinder, and acquires the pH value of the electrolyte detected by the pH controller to judge the titration process, thereby completing the whole experimental process, solving the problems of large human eye observation error, low manual recording efficiency, unretraceable testing process, difficult storage of testing data and the like of the traditional measuring method, effectively improving the testing efficiency, improving the testing accuracy and filling the blank in the field of railway vehicle storage battery detection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a block diagram of the present invention;

FIG. 3 is a circuit diagram of the present invention.

Wherein: 1 is the PLC controller, 2 is the micro-syringe pump, 3 is magnetic stirrers, 4 is the PH controller, 5 is electronic jar, 6 is the touch-sensitive screen, 7 is the frame, 8 is the reagent bottle, 9 is the buret, 10 is for titrating the support, 11 is the reaction cup, 12 is the epoxy board, 13 is the power, 701 is first rack, 702 is the second rack, 703 is the third rack, 704 is the glass cabinet door.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The utility model provides a railway vehicle battery electrolyte carbonate content automatic checkout device, as figure 1, figure 2, figure 3 shows, including PLC controller 1, micro-injection pump 2, magnetic stirrers 3, PH controller 4, electronic jar 5, buret 9, titrate support 10, reaction cup 11, PH controller 4 is connected with PLC controller 1, PLC controller 1 respectively with micro-injection pump 2, PH controller 4, electronic jar 5 is connected, micro-injection pump 2 is connected with buret 9, buret 9 is fixed on titrating support 10, titrate support 10 and be connected with electronic jar 5, the below of buret 9 is provided with reaction cup 11, reaction cup 11 sets up on magnetic stirrers 3. The PLC controller 1 collects signals of the PH controller 4, controls the actions of the electric cylinder 5, the magnetic stirrer 3 and the micro-injection pump 2 and judges the titration state. The micro-syringe pump 2 quantitatively adds the standard solution into the reaction cup 11 through the burette 9; the magnetic stirrer 3 stirs the liquid to be detected to accelerate the titration process and shorten the titration time, and the PH controller 4 detects the PH value of the liquid to be detected; the electric cylinder 5 controls the lifting of the titration support 10, thereby controlling the lifting of the titration tube 9.

Further, preferably, the PLC controller 1 is connected with a touch screen 6, so that visual human-computer interaction is realized, and the operation is convenient.

Further, a PLC (programmable logic controller) 1, a micro-injection pump 2, a magnetic stirrer 3, a PH controller 4, an electric cylinder 5 and a touch screen 6 are all arranged on the frame 7.

Further, a first cabinet 701, a second cabinet 702 and a third cabinet 703 are arranged in the frame 7, a PLC controller 1, a PH controller 4 and a touch screen 6 are arranged in the first cabinet 701, and a magnetic stirrer 3, an electric cylinder 5, a burette 9, a titration support 10 and a reaction cup 11 are arranged in the second cabinet 702.

Further, a reagent bottle 8 is arranged in the third cabinet 703, and the reagent bottle 8 is connected with the micro-injection pump 2 through a pipeline.

Furthermore, the glass cabinet doors 704 are arranged on the first cabinet 701, the second cabinet 702 and the third cabinet 703, so that an operator can conveniently observe the condition inside the cabinets.

Further, preferably, an epoxy resin plate 12 is disposed on the table top of the frame 7, and the epoxy resin plate 12 has strong acid and strong alkali resistance, high temperature resistance and wear resistance.

Further, the PLC controller 1, the micro-injection pump 2, the electric cylinder 5 and the touch screen 6 are all connected with a power supply 13, and the power supply 13 supplies power to the PLC controller 1, the micro-injection pump 2, the electric cylinder 5 and the touch screen 6.

Further, it is preferable that the power supply 13 is a 24V/10A switching power supply.

The working process of the utility model is as follows: the PLC controller 1 collects signals of the PH controller 4, controls the actions of the electric cylinder 5, the magnetic stirrer 3 and the micro-injection pump 2 and judges the titration state. The micro-injection pump 2 is connected with a reagent bottle 8 through a pipeline, and standard solution is quantitatively added into a reaction cup 11 through a burette 9; the magnetic stirrer 3 is used for stirring the liquid to be detected to accelerate the titration process and shorten the titration time, the PH controller 4 is used for detecting the PH value of the liquid to be detected, and the touch screen 6 is mainly used for realizing visual human-computer interaction and facilitating the operation; the electric cylinder 5 is used for controlling the lifting of the titration support 10, thereby controlling the lifting of the titration tube 9.

Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.

Claims

1. The utility model provides a railway vehicle battery electrolyte carbonate content automatic checkout device which characterized in that: including PLC controller (1), micro-injection pump (2), magnetic stirrers (3), PH controller (4), electronic jar (5), buret (9), titration support (10), reaction cup (11), PH controller (4) are connected with PLC controller (1), PLC controller (1) is connected with micro-injection pump (2), PH controller (4), electronic jar (5) respectively, micro-injection pump (2) are connected with buret (9), buret (9) are fixed on titration support (10), titration support (10) are connected with electronic jar (5), the below of buret (9) is provided with reaction cup (11), reaction cup (11) set up on magnetic stirrers (3).

2. The automatic detection device for carbonate content in battery electrolyte of railway vehicle as claimed in claim 1, wherein: the PLC controller (1) is connected with a touch screen (6).

3. The automatic detection device for carbonate content in battery electrolyte of railway vehicle as claimed in claim 2, wherein: the PLC controller (1), the micro-injection pump (2), the magnetic stirrer (3), the PH controller (4), the electric cylinder (5) and the touch screen (6) are all arranged on the rack (7).

4. The automatic detection device for carbonate content in battery electrolyte of railway vehicle as claimed in claim 3, wherein: the automatic titration device is characterized in that a first cabinet (701), a second cabinet (702) and a third cabinet (703) are arranged in the rack (7), a PLC (programmable logic controller) controller (1), a PH controller (4) and a touch screen (6) are arranged in the first cabinet (701), and a magnetic stirrer (3), an electric cylinder (5), a burette (9), a titration support (10) and a reaction cup (11) are arranged in the second cabinet (702).

5. The device for automatically detecting the carbonate content of the electrolyte of the railway vehicle as claimed in claim 4, wherein: and a reagent bottle (8) is arranged in the third cabinet (703), and the reagent bottle (8) is connected with the micro-injection pump (2) through a pipeline.

6. The device for automatically detecting the carbonate content of the electrolyte of the railway vehicle as claimed in claim 4, wherein: and glass cabinet doors (704) are arranged on the first cabinet (701), the second cabinet (702) and the third cabinet (703).

7. The automatic detection device for carbonate content in battery electrolyte of railway vehicle as claimed in claim 3, wherein: an epoxy resin plate (12) is arranged on the table top of the frame (7).

8. The automatic detection device for carbonate content in battery electrolyte of railway vehicle as claimed in claim 2, wherein: the PLC controller (1), the micro-injection pump (2), the electric cylinder (5) and the touch screen (6) are all connected with a power supply (13).

9. The automatic detection device for carbonate content in electrolyte of railway vehicle storage battery according to claim 8, characterized in that: the power supply (13) adopts a 24V/10A switching power supply.