CN209858506U - Industrial titration analyzer - Google Patents
Industrial titration analyzer Download PDFInfo
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- CN209858506U CN209858506U CN201920610684.5U CN201920610684U CN209858506U CN 209858506 U CN209858506 U CN 209858506U CN 201920610684 U CN201920610684 U CN 201920610684U CN 209858506 U CN209858506 U CN 209858506U
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- titration
- discharge pipe
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- pumping mechanism
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Abstract
The utility model discloses an industrial titration analyzer, which comprises a titration container, a detection electrode, a plurality of first titration pipelines, a second titration pipeline and a detection control mainboard; the opening of the titration container is upward, the detection electrode is inserted into the titration container, and the detection electrode is electrically connected with the detection control main board; the first titration pipeline comprises a first reagent infusion tube and a first quantitative pumping mechanism arranged on the first reagent infusion tube; the outlet of the first reagent transfusion tube is arranged above the titration container; the first quantitative pumping mechanism is electrically connected with the detection control main board; the second titration pipeline comprises a second quantitative pumping mechanism, a sample input pipe and a sample discharge pipe; the sample input pipe and the sample discharge pipe are respectively connected with an input port and an output port of the second quantitative pumping mechanism; one end of the sample discharge pipe, which is far away from the second quantitative pumping mechanism, is arranged above the titration container; the second quantitative pumping mechanism is electrically connected with the detection control main board. The utility model discloses degree of automation is higher, is favorable to the industrial use.
Description
Technical Field
The utility model belongs to the physical and chemical analysis instrument field, concretely relates to industry titration analysis appearance.
Background
The industrial titrimetric analyzer adopts a traditional reliable titrimetric analysis method, the titrimetric analysis is a method for calculating the content of a component to be measured according to the volume of a standard solution consumed in the reaction process based on quantitative chemical reaction, and the quantitative analysis is carried out by utilizing definite quantitative reaction among substances.
The industrial titration analyzer is one kind of industrial process on-line analyzer, and is used mainly in the automatic analysis and measurement of the components and properties of matter in industrial production process.
The existing industrial titration analyzer has low automation degree and more complicated operation, and is not beneficial to industrial use.
Therefore, a new technology is required to solve the above problems.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem among the prior art, the utility model provides an industrial titration analysis appearance, its degree of automation is higher, and easy operation is favorable to the industrial use.
The utility model adopts the following technical scheme:
an industrial titration analyzer comprises a titration container, a detection electrode, a plurality of first titration pipelines, a second titration pipeline and a detection control main board;
the opening of the titration container is upward, the detection electrode is inserted into the titration container, and the detection electrode is electrically connected with the detection control main board;
the first titration conduit comprises a first reagent infusion tube and a first dosing pumping mechanism disposed on the first reagent infusion tube; the outlet of the first reagent transfusion tube is arranged above the titration container; the first quantitative pumping mechanism is electrically connected with the detection control main board;
the second titration pipeline comprises a second quantitative pumping mechanism, a sample input pipe and a sample discharge pipe; the sample input pipe and the sample discharge pipe are respectively connected with an input port and an output port of the second quantitative pumping mechanism; one end of the sample discharge pipe, which is far away from the second quantitative pumping mechanism, is arranged above the titration container; the second quantitative pumping mechanism is electrically connected with the detection control main board.
As a further improvement of the technical solution of the present invention, the first quantitative pumping mechanism comprises a first syringe pump and a first three-way solenoid valve; the first reagent transfusion tube comprises a first input section and a first output section, and the injection pump, the first input section and the first output section are respectively connected with the common end, the normally closed end and the normally open end of the first three-way electromagnetic valve; the first injection pump and the first three-way electromagnetic valve are electrically connected with the detection control mainboard.
Further as an improvement of the technical solution of the present invention, the second quantitative pumping mechanism comprises a first peristaltic pump and a sample ring, an input port and an output port of the first peristaltic pump are respectively connected to the sample input tube and the sample ring, and an outlet of the sample ring is connected to the sample discharge tube; the first peristaltic pump is electrically connected with the detection control main board.
As a further improvement of the technical scheme of the utility model, the device further comprises a second reagent infusion tube and a second three-way solenoid valve, wherein the input port of the first peristaltic pump, the sample input tube and the second reagent infusion tube are respectively connected with the common end, the normally closed end and the normally open end of the second three-way solenoid valve; and the second three-way electromagnetic valve is electrically connected with the detection control main board.
Further as an improvement of the technical proposal of the utility model, the device also comprises a first waste liquid discharge pipe and a second waste liquid discharge pipe; the first waste liquid discharge pipe is arranged between the first peristaltic pump and the sample ring through a third three-way electromagnetic valve, and an output port of the first peristaltic pump, an input port of the first waste liquid discharge pipe and an input port of the sample ring are respectively connected with a common end, a normally closed end and a normally open end of the third three-way electromagnetic valve; the second waste liquid discharge pipe is arranged between the sample ring and the sample discharge pipe through a fourth three-way electromagnetic valve, and the outlet of the sample ring, the second waste liquid discharge pipe and the sample discharge pipe are respectively connected with the common end, the normally closed end and the normally open end of the fourth three-way electromagnetic valve; and the third three-way electromagnetic valve and the fourth three-way electromagnetic valve are electrically connected with the detection control mainboard.
Further conduct the utility model discloses technical scheme's improvement still includes third waste liquid discharge pipe and sets up the second peristaltic pump on the third waste liquid discharge pipe, the one end of third waste liquid discharge pipe is inserted titrate the bottom of container, the second peristaltic pump electricity is connected detect the control mainboard.
Further as an improvement of the technical proposal of the utility model, the utility model also comprises a box body and an instrument fixing plate; the instrument fixing plate is fixed on the front end face of the box body, and a cavity is formed in the box body corresponding to the rear of the instrument fixing plate; the titration container, the detection electrode, the first quantitative pumping mechanism and the second quantitative pumping mechanism are all fixed on the instrument fixing plate; the detection control main board is located in the cavity.
Further conduct the utility model discloses technical scheme's improvement, still be equipped with on the instrument fixed plate with detect the display screen that the control mainboard electricity is connected.
Further as the utility model discloses technical scheme's improvement still includes to articulate door on the box.
Further conduct the utility model discloses technical scheme's improvement, the side of box still be equipped with detect the data port and the power cord interface that control mainboard is connected.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses control first quantitative pumping mechanism and second quantitative pumping mechanism through the detection control mainboard and automatically titrate to titration container in the time of carrying out titration analysis, and judge through the change of detection electrode induction signal and titrate the terminal point, titrate and finish, the detection control mainboard is according to first quantitative pumping mechanism and second quantitative pumping mechanism come the volume of confirming the titration consumption, and then calculate the content of sample; the sample pipeline and the titration container can be automatically cleaned through the first waste liquid discharge pipe, the second waste liquid discharge pipe and the third waste liquid discharge pipe, and preparation is made for next analysis; the whole process has high automation degree and simple operation, and is beneficial to industrial application.
Drawings
The technology of the present invention will be further described in detail with reference to the accompanying drawings and detailed description:
fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a schematic view of the flow path of the present invention.
Reference numerals:
1-a box body; 11-a door; 12-a hinge; 13-door lock; 14-a data port; 15-power line interface; 16-a display screen; 2-instrument fixing plate; 3-a titration vessel; 4-a detection electrode; 5-a first titration line; 51-first reagent infusion line; 511-a first input segment; 512-a first output section; 52-first quantity pumping mechanism; 521-a first syringe pump; 522-a first three-way solenoid valve; 53-titration liquid bottle; 6-a second titration line; 61-a second fixed-displacement pumping mechanism; 611-a first peristaltic pump; 612-sample loop; 62-sample input tube; 63-sample discharge tube; 631-pure water bottle; 632-reagent bottles; 64-a second three-way solenoid valve; 65-a first waste liquid discharge pipe; 651-third three-way solenoid valve; 66-a second waste liquid discharge pipe; 661-fourth three-way solenoid valve; 67-third waste liquid discharge pipe; 68-a second peristaltic pump; 69-spare peristaltic pump.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.
Referring to fig. 1 to 4, an industrial titration analyzer includes a box 1, an instrument fixing plate 2, a titration container 3, a detection electrode 4, a plurality of first titration pipelines 5, a second titration pipeline 6 and a detection control main board. In fig. 4, three ports of each three-way solenoid valve are shown as a normally open end, a common end, and a normally closed end from top to bottom.
As shown in fig. 1 to 3, the instrument fixing plate 2 is fixed on the front end face of the box body 1, and a cavity is formed in the box body 1 corresponding to the back of the instrument fixing plate 2; the titration container 3 and the detection electrode 4 are both fixed on the instrument fixing plate 2; the detection control main board is positioned in the cavity. The box body 1 is also provided with a door 11, the door 11 is arranged on one side of the box body 1 through a hinge 12, and the other side of the box body 1 is correspondingly provided with a door lock 13. The side of the box body 1 is also provided with a data port 14 and a power line interface 15 which are connected with the detection control mainboard, and the data port 14 comprises a USB port and a network cable port.
In order to facilitate the user to know the specific conditions of titration, a display screen 16 electrically connected with the detection control main board is further arranged on the instrument fixing plate 2.
Wherein, as shown in FIG. 1, the opening of the titration container 3 is upward, the detection electrode 4 is inserted into the titration container 3, and the detection electrode 4 is electrically connected with the detection control main board. When a sample to be measured, a titration solution, or other reagent reacts in the titration container 3, the detection electrode 4 can detect a change in a potential signal caused by the reaction, and thus, a titration end point can be determined. It should be noted that the detection of the potential by using the detection control main board is a common prior art in the titration detection, and therefore, the detection control main board is not described herein again.
As shown in fig. 1 and 4, the first titration line 5 includes a first reagent infusion tube 51 and a first quantitative pumping mechanism 52 disposed on the first reagent infusion tube 51; the outlet of the first reagent transfusion tube 51 is arranged above the titration container 3; the first dosing mechanism 52 is electrically connected to the test control board.
Specifically, the first quantitative pumping mechanism 52 comprises a first syringe pump 521 and a first three-way solenoid valve 522, both the first syringe pump 521 and the first three-way solenoid valve 522 are fixed on the instrument fixing plate 2; the first reagent infusion tube 51 comprises a first input section 511 and a first output section 512, the syringe pump, the first input section 511 and the first output section 512 are respectively connected with the common end, the normally closed end and the normally open end of the first three-way solenoid valve 522; the first injection pump 521 and the first three-way solenoid valve 522 are both electrically connected to the detection control main board.
In this embodiment, as shown in fig. 4, two sets of first titration lines 5 are provided for titrating the titrant and the reagent respectively. The principle of the titration timing of the first titration line 5 is briefly described below by titrating the titrant. During titration, the first input section 511 of the first reagent infusion tube 51 is inserted into a titration liquid bottle 53 filled with a titration liquid, the first injection pump 521 and the first input section 511 are communicated through the first three-way electromagnetic valve 522, the first injection pump 521 is controlled to suck the titration liquid, the communication between the first injection pump 521 and the first input section 511 is switched and cut off through the first three-way electromagnetic valve 522, the first injection pump 521 is communicated with the first output section 512, and the first injection pump 521 is controlled to pump the titration liquid out of the titration container 3. The first syringe pump 521 can precisely control the volume of the titrant pumped out and transmit the volume to the detection control main board for subsequent calculation.
Wherein, as shown in fig. 1 and fig. 4, the second titration pipeline 6 comprises a second quantitative pumping mechanism 61, a sample input pipe 62 and a sample discharge pipe 63; the sample input pipe 62 and the sample discharge pipe 63 are respectively connected with an input port and an output port of the second quantitative pumping mechanism 61; one end of the sample discharge pipe 63 remote from the second quantitative pumping mechanism 61 is disposed above the titration vessel 3; the second quantitative pumping mechanism 61 is electrically connected with the detection control main board.
Specifically, the second quantitative pumping mechanism 61 includes a first peristaltic pump 611 and a sample ring 612, an input port and an output port of the first peristaltic pump 611 are respectively connected with the sample input pipe 62 and the sample ring 612, and an output port of the sample ring 612 is connected with the sample discharge pipe 63; the first peristaltic pump 611 is electrically connected to the detection control main board. The first peristaltic pump 611 is fixed to the instrument holder plate 2 with the sample ring 612 located in the cavity. In use, the volume of the titrated sample is determined by inserting the sample input tube 62 into the bottle containing the sample, pumping the sample through the first peristaltic pump 611 to the sample ring 612, quantitatively delivering the sample through the sample ring 612 to the sample discharge tube 63, and titrating the sample into the titration vessel 3.
Sometimes, pure water or other auxiliary reagents are added during the titration of the sample, so the industrial titrator further comprises a second reagent liquid conveying pipe 63 and a second three-way electromagnetic valve 64, as shown in fig. 1 and 4, the second three-way electromagnetic valve 64 is fixed on the instrument fixing plate 2, and the input port of the first peristaltic pump 611, the sample input pipe 62 and the second reagent liquid conveying pipe 63 are respectively connected with the common end, the normally closed end and the normally open end of the second three-way electromagnetic valve 64; the second three-way solenoid valve 64 is electrically connected to the detection control main board.
In this embodiment, two sets of the second reagent infusion tube 63 and the second three-way solenoid valve 64 are provided, as shown in fig. 4, and connected as described above. When it is necessary to add pure water or an auxiliary reagent, the second reagent transfer tube 63 is inserted into the pure water bottle 631 or the reagent bottle 632 containing pure water, the communication between the sample input tube 62 and the input port of the first peristaltic pump 611 is cut off by the second three-way electromagnetic valve 64, the input port of the first peristaltic pump 611 and the second reagent transfer tube 63 are communicated, and pure water is pumped and dropped.
In order to facilitate cleaning after titration, the industrial titrator further comprises a first waste liquid discharge pipe 65 and a second waste liquid discharge pipe 66, as shown in fig. 1 and 4.
The first waste liquid discharge pipe 65 is arranged between the first peristaltic pump 611 and the sample ring 612 through a third three-way electromagnetic valve 651, and an output port of the first peristaltic pump 611, an input port of the first waste liquid discharge pipe 65 and an input port of the sample ring 612 are respectively connected with a common end, a normally closed end and a normally open end of the third three-way electromagnetic valve 651. The first waste liquid discharge pipe 65 is for discharging the liquid in the pipe connected to the first peristaltic pump 611.
The second waste liquid discharge tube 66 is provided between the sample ring 612 and the sample discharge tube 63 through the fourth three-way electromagnetic valve 661, and the outlet of the sample ring 612, the second waste liquid discharge tube 66, and the sample discharge tube 63 are connected to the common end, the normally closed end, and the normally open end of the fourth three-way electromagnetic valve 661, respectively.
The third three-way solenoid valve 651 and the fourth three-way solenoid valve 661 are both electrically connected to the detection control motherboard. Second waste drain 66 is for draining liquid from sample ring 612.
After titration is completed, liquid in the titration container 3 needs to be discharged, so the industrial titrator further comprises a third waste liquid discharge pipe 67 and a second peristaltic pump 68 arranged on the third waste liquid discharge pipe 67, as shown in fig. 4, the second peristaltic pump 68 is fixed on the instrument fixing plate 2, one end of the third waste liquid discharge pipe 67 is inserted into the bottom of the titration container 3, the second peristaltic pump 68 is electrically connected with the detection control main board, and all liquid in the titration container 3 is discharged through the second peristaltic pump 68, so that liquid discharge automation is realized.
The third three-way solenoid valve 651 and the fourth three-way solenoid valve 661 are both fixed to the instrument fixing plate 2. The instrument fixing plate 2 is also provided with a spare peristaltic pump 69 which can be used alternatively when the first peristaltic pump 611 or the second peristaltic pump 68 is damaged.
Based on above-mentioned structure, the utility model discloses titrate in container 3 through detecting that first quantitative pumping mechanism 52 of control mainboard and second quantitative pumping mechanism 61 are automatic toward titrating during the titration analysis to judge through the change of detecting electrode 4 induced signal and titrate the terminal point, titrate and finish, detect the control mainboard and confirm the volume of titrating the consumption according to first quantitative pumping mechanism 52 and second quantitative pumping mechanism 61, and then calculate the content of sample; the sample pipeline and the titration container 3 can be automatically cleaned through the first waste liquid discharge pipe 65, the second waste liquid discharge pipe 66 and the third waste liquid discharge pipe 67 to prepare for next analysis; the whole process has high automation degree and simple operation, and is beneficial to industrial application.
Other contents of the industrial titration analyzer of the present invention are referred to in the prior art and are not described herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. An industrial titration analyzer, characterized in that: the device comprises a titration container, a detection electrode, a plurality of first titration pipelines, a second titration pipeline and a detection control main board;
the opening of the titration container is upward, the detection electrode is inserted into the titration container, and the detection electrode is electrically connected with the detection control main board;
the first titration conduit comprises a first reagent infusion tube and a first dosing pumping mechanism disposed on the first reagent infusion tube; the outlet of the first reagent transfusion tube is arranged above the titration container; the first quantitative pumping mechanism is electrically connected with the detection control main board;
the second titration pipeline comprises a second quantitative pumping mechanism, a sample input pipe and a sample discharge pipe; the sample input pipe and the sample discharge pipe are respectively connected with an input port and an output port of the second quantitative pumping mechanism; one end of the sample discharge pipe, which is far away from the second quantitative pumping mechanism, is arranged above the titration container; the second quantitative pumping mechanism is electrically connected with the detection control main board.
2. The industrial titrimetric analyzer according to claim 1, characterized in that: the first quantitative pumping mechanism comprises a first injection pump and a first three-way electromagnetic valve; the first reagent transfusion tube comprises a first input section and a first output section, and the injection pump, the first input section and the first output section are respectively connected with the common end, the normally closed end and the normally open end of the first three-way electromagnetic valve; the first injection pump and the first three-way electromagnetic valve are electrically connected with the detection control mainboard.
3. The industrial titrimetric analyzer according to claim 1, characterized in that: the second quantitative pumping mechanism comprises a first peristaltic pump and a sample ring, an input port and an output port of the first peristaltic pump are respectively connected with the sample input pipe and the sample ring, and an outlet of the sample ring is connected with the sample discharge pipe; the first peristaltic pump is electrically connected with the detection control main board.
4. The industrial titrimetric analyzer according to claim 3, characterized in that: the device is characterized by also comprising a second reagent liquid conveying pipe and a second three-way electromagnetic valve, wherein the input port of the first peristaltic pump, the sample input pipe and the second reagent liquid conveying pipe are respectively connected with the common end, the normally closed end and the normally open end of the second three-way electromagnetic valve; and the second three-way electromagnetic valve is electrically connected with the detection control main board.
5. The industrial titrimetric analyzer according to claim 3, characterized in that: the device also comprises a first waste liquid discharge pipe and a second waste liquid discharge pipe; the first waste liquid discharge pipe is arranged between the first peristaltic pump and the sample ring through a third three-way electromagnetic valve, and an output port of the first peristaltic pump, an input port of the first waste liquid discharge pipe and an input port of the sample ring are respectively connected with a common end, a normally closed end and a normally open end of the third three-way electromagnetic valve; the second waste liquid discharge pipe is arranged between the sample ring and the sample discharge pipe through a fourth three-way electromagnetic valve, and the outlet of the sample ring, the second waste liquid discharge pipe and the sample discharge pipe are respectively connected with the common end, the normally closed end and the normally open end of the fourth three-way electromagnetic valve; and the third three-way electromagnetic valve and the fourth three-way electromagnetic valve are electrically connected with the detection control mainboard.
6. The industrial titrimetric analyzer according to claim 1, characterized in that: the titration apparatus further comprises a third waste liquid discharge pipe and a second peristaltic pump arranged on the third waste liquid discharge pipe, one end of the third waste liquid discharge pipe is inserted into the bottom of the titration container, and the second peristaltic pump is electrically connected with the detection control main board.
7. The industrial titrimetric analyzer according to claim 1, characterized in that: the device also comprises a box body and an instrument fixing plate; the instrument fixing plate is fixed on the front end face of the box body, and a cavity is formed in the box body corresponding to the rear of the instrument fixing plate; the titration container, the detection electrode, the first quantitative pumping mechanism and the second quantitative pumping mechanism are all fixed on the instrument fixing plate; the detection control main board is located in the cavity.
8. The industrial titrimetric analyzer according to claim 7, characterized in that: and a display screen electrically connected with the detection control main board is further arranged on the instrument fixing plate.
9. The industrial titrimetric analyzer according to claim 7, characterized in that: the refrigerator also comprises a door hinged on the refrigerator body.
10. The industrial titrimetric analyzer according to claim 7, characterized in that: and the side surface of the box body is also provided with a data port and a power line interface which are connected with the detection control mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610684.5U CN209858506U (en) | 2019-04-29 | 2019-04-29 | Industrial titration analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610684.5U CN209858506U (en) | 2019-04-29 | 2019-04-29 | Industrial titration analyzer |
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| Publication Number | Publication Date |
|---|---|
| CN209858506U true CN209858506U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920610684.5U Active CN209858506U (en) | 2019-04-29 | 2019-04-29 | Industrial titration analyzer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505201A (en) * | 2020-04-24 | 2020-08-07 | 李莉 | Potentiometric titrator structure capable of automatically cleaning and discharging waste |
| CN113495070A (en) * | 2021-08-30 | 2021-10-12 | 四川晟实科技有限公司 | Full-automatic pretreatment color titration analyzer and use method thereof |
-
2019
- 2019-04-29 CN CN201920610684.5U patent/CN209858506U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505201A (en) * | 2020-04-24 | 2020-08-07 | 李莉 | Potentiometric titrator structure capable of automatically cleaning and discharging waste |
| CN113495070A (en) * | 2021-08-30 | 2021-10-12 | 四川晟实科技有限公司 | Full-automatic pretreatment color titration analyzer and use method thereof |
| CN113495070B (en) * | 2021-08-30 | 2023-11-03 | 四川晟实科技有限公司 | Full-automatic pretreatment color titration analyzer and use method thereof |
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