Sodium meter control device

Abstract

The utility model provides a sodium meter control device which comprises a sample injection pipe and a monitoring pool connected with the sample injection pipe, a measuring electrode, a reference electrode and a temperature electrode are arranged in the monitoring pool, an instrument panel used for receiving signals is arranged above the measuring electrode, the reference electrode and the temperature electrode, and the instrument panel is connected with the sample injection pipe. Liquid crystal touch screens are arranged on two sections of the instrument panel, a reagent bottle is arranged below the monitoring pool, an air valve is arranged above the reagent bottle, a first reagent conveying pipe is arranged between the reagent bottle and the air valve, a second reagent conveying pipe is arranged between the air valve and the monitoring pool, and the first reagent conveying pipe and the second reagent conveying pipe are communicated with each other. Control assemblies are arranged on the sample feeding pipe and the second reagent conveying pipe. According to the sodium meter control device provided by the utility model, through the arrangement of the control assembly on the second reagent conveying pipe, the flow of a pipeline for adding reagents can be effectively controlled, the accuracy of chemical reaction is improved, and the detection result is more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality detection technical field, concretely relates to a sodium meter control device. BACKGROUND

[0002] With the development of electric power industry, the capacity of newly-built unit is increased, and the safe operation of unit is particularly important, and more attention is paid to water vapor quality supervision and control, and the supervision of water vapor quality mostly adopts online instrument measurement, and the sodium meter is the key online chemical instrument of the power plant, which directly undertakes the tasks of supervising water vapor quality, monitoring the metering of chemical additives, supervising pollution sources and monitoring equipment operation conditions.

[0003] The detection principle of the sodium meter is to use an electrochemical analysis method, specifically, a special electrode is used to make the electrode selectively respond to sodium ions, when the sodium ion selective electrode is immersed in a solution containing sodium ions, the sensitive film will produce a potential change, and the potential change is proportional to the concentration of sodium ions in the solution, and the sodium meter determines the concentration of sodium ions in the solution by measuring the potential difference between the electrode and the reference electrode, and converts it into a digital display that can be read, and when measuring, a reaction reagent is often introduced into the measuring device, however, it is found in the use process that the liquid flow of the introduced detection reagent is often difficult to control, which causes the reaction time to change, and often affects the accuracy of the analysis result, resulting in deviation of the analysis result.

[0004] In view of this, a sodium meter control device is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of inaccurate measurement caused by inconvenient control of liquid flow when adding reagent in the traditional sodium meter, and provides a sodium meter control device.

[0006] In order to solve the above technical problems, the utility model adopts the following technical scheme: a sodium meter control device, comprising a sample inlet tube and a monitoring cell connected to the sample inlet tube, a measuring electrode, a reference electrode and a temperature electrode are arranged in the monitoring cell, an instrument panel for signal reception is arranged above the measuring electrode, the reference electrode and the temperature electrode, two liquid crystal touch screens are arranged on the instrument panel, a reagent bottle is arranged below the monitoring cell, an air valve is arranged above the reagent bottle, a first reagent conveying pipe is arranged between the reagent bottle and the air valve, a second reagent conveying pipe is arranged between the air valve and the monitoring cell, and a control assembly is arranged on the sample inlet tube and the second reagent conveying pipe.

[0007] Preferably, the control assembly comprises an electromagnetic flowmeter and a control unit arranged upstream of the electromagnetic flowmeter, the control unit comprising a control body and a channel formed through the control body, a rotating rod is rotatably connected in the channel, a size of the rotating rod is matched with the channel, and the rotating rod is rotatably connected with an adjusting disc at the bottom of the rotating rod.

[0008] Preferably, one side of the control body is provided with an electric push rod, the electric push rod is connected with the electromagnetic flowmeter through a signal transmission line, an extension end of the electric push rod is fixedly connected with a connecting rod, the connecting rod is slidably arranged on the control body, an end of the connecting rod away from the electric push rod is fixedly connected with a rack, an inside of the control body is rotatably connected with a driving gear meshed with the rack, one side of the driving gear is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is arranged staggered with the first bevel gear, the bottom of the second bevel gear is fixedly connected with the top of the rotating rod, and the electric push rod is used for rotating the adjusting disc by extending or retracting the rod head after receiving the flow signal of the electromagnetic flowmeter so as to control the liquid flow of the control unit.

[0009] Preferably, the rack is fixedly connected with a slider arranged in a T-shaped cross section on both sides of the rack, and the control body is provided with a sliding groove matched with the size of the slider.

[0010] Preferably, the monitoring tank is provided with a collection bottle above the monitoring tank, and the collection bottle and the monitoring tank are connected through a gas conveying pipe.

[0011] Preferably, the bottom of the monitoring tank is provided with a waste liquid discharge pipe for discharging reaction waste liquid.

[0012] Compared with the prior art, the sodium meter control device has the following beneficial effects:

[0013] 1. The sodium meter control device provided by the utility model can effectively control the flow of the pipeline for adding reagent, improve the accuracy of chemical reaction, and make the detection result more accurate.

[0014] 2. The sodium meter control device provided by the utility model can effectively control the flow when the sample is added, and can reduce the waste of samples and reagents.

[0015] 3. The sodium meter control device provided by the utility model improves the display effect of the sodium meter through the liquid crystal touch screen. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings accompanying the specification provide further understanding of the present application, the schematic embodiments of the present application and the description thereof serve to explain the present application, and do not constitute an improper limitation on the present application.

[0017] In the drawings:

[0018] Figure 1 A circuit diagram of an embodiment of the present application.

[0019] Figure 2 A structural schematic diagram of a control assembly of an embodiment of the present application.

[0020] Figure 3 A sectional view schematic diagram of a control assembly of an embodiment of the present application.

[0021] Figure 4 A Figure 3 An enlarged view of A in FIG.

[0022] Figure 5 A connection relationship diagram of an adjusting disc of an embodiment of the present application.

[0023] In the drawings:

[0024] 1, sample inlet tube, 2, monitoring cell, 21, measurement electrode, 22, reference electrode, 23, temperature electrode, 3, reagent bottle, 4, air valve, 41, first reagent conveying pipe, 42, second reagent conveying pipe, 5, collection bottle, 51, gas conveying pipe, 6, instrument panel, 7, liquid crystal touch screen, 8, control assembly, 81, electromagnetic flowmeter, 82, control unit, 821, main body, 8211, channel, 822, electric push rod, 823, connecting rod, 824, driving gear, 825, rack, 826, sliding block, 827, sliding groove, 828, first bevel gear, 829, second bevel gear, 830, rotating rod, 831, adjusting disc, 9, waste liquid discharge pipe. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The embodiments in the present application and the features in the embodiments can be combined with each other without conflict. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-5 .

[0027] The utility model sodium table control device, including sample introduction pipe 1 and connecting on sample introduction pipe 1's monitoring pool 2, be provided with measuring electrode 21, reference electrode 22 and temperature electrode 23 in monitoring pool 2, the top of measuring electrode 21, reference electrode 22 and temperature electrode 23 is provided with the instrument panel 6 for signal reception, two sections have liquid crystal touch screen 7 on instrument panel 6, the below of monitoring pool 2 is provided with reagent bottle 3, the top of reagent bottle 3 is provided with air valve 4, be provided with first reagent delivery pipe 41 between reagent bottle 3 and air valve 4, be provided with second reagent delivery pipe 42 between air valve 4 and monitoring pool 2, all be provided with control assembly 8 on sample introduction pipe 1 and second reagent delivery pipe 42.

[0028] Need to explain, in the embodiment, all be provided with control assembly 8 on sample introduction pipe 1 and second reagent delivery pipe 42 is to ensure that the addition of sample and reagent can get more accurate control, reduce the waste of sample and reagent, reduce production and processing cost.

[0029] Specifically, control assembly 8 includes electromagnetic flowmeter 81 and the control unit 82 set on the upstream of electromagnetic flowmeter 81, control unit 82 includes control body 821 and the passage 8211 of being set on control body 821, the rotatable connection of passage 8211 is in the rotating rod 830, the bottom rotatable connection of rotating rod 830 is the adjusting disc 831 of the size with the passage 8211 is adapted, adjusting disc 831 is used for the liquid through capacity in the rotation of passage 8211, need to explain, as shown in Figure 3 When adjusting disc 831 is perpendicular to the pipeline, adjusting disc 831 should be able to block passage 8211 tightly, when adjusting disc 831 is parallel to the pipeline, the liquid through capacity of passage 8211 is the biggest.

[0030] Among them, the side of control body 821 is provided with electric push rod 822, and the electric push rod 822 is connected with the electromagnetic flowmeter 81 through the signal transmission line, and the extension end of the electric push rod 822 is fixedly connected with the connecting rod 823, the connecting rod 823 is slidably arranged on the control body 821, the end away from the electric push rod 822 of the connecting rod 823 is fixedly connected with the rack 825, the inside of the control body 821 is rotatably connected with the drive gear 824 engaged with the rack 825, the side of the drive gear 824 is fixedly connected with the first bevel gear 828, the first bevel gear 828 is engaged with the second bevel gear 829, the second bevel gear 829 is arranged staggered with the first bevel gear 828, the bottom of the second bevel gear 829 is fixedly connected with the top of the rotating rod 830, the electric push rod 822 is used to rotate adjusting disc 831 by extending or retracting the rod head after receiving the flow signal of the electromagnetic flowmeter 81 to make the control unit 82 control the liquid through capacity.

[0031] That is to say, when the electric push rod 822 pushes the rack 825 to move, the rack 825 will drive the driving gear 824 to rotate, the first bevel gear 828 is rotated, the second bevel gear 829 is driven to rotate, and the adjusting disc 831 is rotated through the rotating rod 830, and the liquid flow at the passage 8211 is adjusted.

[0032] As shown in Figure 5 The both sides of the rack 825 are fixedly connected with the sliding blocks 826 which are arranged in T-shaped section, and the control body 821 is provided with the sliding grooves 827 which are matched with the sliding blocks 826 in size, so that the movement of the rack 825 is more stable, and the strength of the rack 825 is improved.

[0033] In addition, the collecting bottle 5 is arranged above the monitoring pool 2, and the collecting bottle 5 and the monitoring pool 2 are connected through the gas conveying pipe 51, the collecting bottle 5 is used for collecting the gas generated in the reaction process, and in addition, the waste liquid discharge pipe 9 for discharging the reaction waste liquid is arranged at the bottom of the monitoring pool 2.

[0034] It should be noted that when the electromagnetic flowmeter 81 receives the flow fluctuation, the electric push rod 822 is driven to retract or extend, in the initial state, the adjusting disc 831 is arranged in parallel with the pipeline, when the flow is too large, the electric push rod 822 receives the signal of the electromagnetic flowmeter 81 and extends, drives the driving gear 824 to rotate, at this time, the rotating rod 830 and the adjusting disc 831 are driven to rotate through the first bevel gear 828 and the second bevel gear 829, and the flow of the liquid at the passage 8211 is adjusted, so as to control the flow of the sample and the reagent in the sodium meter, and the detection accuracy is ensured.

[0035] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-restrictive in any respect, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application.

Claims

1. A sodium table control device characterized by: The utility model provides a kind of monitoring pool for monitoring the quality of water, including sample tube (1) and be connected on the monitoring pool (2) of the sample tube (1), the measuring electrode (21) is arranged in the monitoring pool (2), reference electrode (22) and temperature electrode (23), the upper side of the measuring electrode (21), reference electrode (22) and temperature electrode (23) is equipped with the instrument panel (6) for signal reception, two sections have liquid crystal touch screen (7) on the instrument panel (6), the lower side of the monitoring pool (2) is equipped with reagent bottle (3), the upper side of the reagent bottle (3) is equipped with air valve (4), the first reagent delivery pipe (41) is arranged between the reagent bottle (3) and the air valve (4), the second reagent delivery pipe (42) is arranged between the air valve (4) and the monitoring pool (2), the sample tube (1) and the second reagent delivery pipe (42) are equipped with control assembly (8) on.

2. The sodium table control apparatus of claim 1, wherein: The control assembly (8) includes an electromagnetic flowmeter (81) and a control unit (82) disposed upstream of the electromagnetic flowmeter (81), the control unit (82) includes a control body (821) and a channel (8211) formed through the control body (821), a rotating rod (830) is rotatably connected in the channel (8211), the bottom of the rotating rod (830) is rotatably connected with an adjusting disc (831) which is sized to fit the channel (8211), the adjusting disc (831) is used to adjust the liquid flow rate in the channel (8211) when rotating.

3. The sodium table control apparatus of claim 2, wherein: The control body (821) is provided with an electric push rod (822) on one side, the electric push rod (822) is connected with the electromagnetic flowmeter (81) through a signal transmission line, the extending end of the electric push rod (822) is fixedly connected with a connecting rod (823), the connecting rod (823) is slidably arranged on the control body (821), the end of the connecting rod (823) away from the electric push rod (822) is fixedly connected with a rack (825), the inside of the control body (821) is rotatably connected with a drive gear (824) which is meshingly connected with the rack (825), the first bevel gear (828) is fixedly connected on one side of the drive gear (824), the second bevel gear (829) is meshingly connected on the first bevel gear (828), the second bevel gear (829) is arranged staggered with the first bevel gear (828), the bottom of the second bevel gear (829) is fixedly connected with the top of the rotating rod (830), the electric push rod (822) is used to rotate the adjusting disc (831) by extending or retracting the rod head after receiving the flow signal of the electromagnetic flowmeter (81) to control the liquid flow rate of the control unit (82).

4. The sodium table control apparatus of claim 3, wherein: The rack (825) is fixedly connected with a slider (826) which is arranged in T-shaped cross section on both sides, the control body (821) is provided with a sliding groove (827) which is sized to fit the slider (826).

5. The sodium table control apparatus of claim 4, wherein: The upper side of the monitoring pool (2) is provided with a collection bottle (5), the collection bottle (5) and the monitoring pool (2) are connected through a gas delivery pipe (51).

6. The sodium table control apparatus of claim 5, wherein: The bottom of the monitoring pool (2) is provided with a waste liquid discharge pipe (9) for discharging reaction waste liquid.

Images