Automatic potentiometric titrator for water quality detection

Abstract

The automatic potentiometric titrator comprises a working box and a titrator body, the working box is of a hollow rectangular structure, the top of the working box is open, a liquid discharge pipe is installed at the bottom of the working box and connected with an external pipeline, the titrator body is installed on the left side face of the working box, and the titrator body is connected with the working box. The automatic potentiometric titrator for water quality detection solves the problems that when an existing titrator is used, liquid to be detected is placed in a detection device, a burette and a detection electrode are inserted into a detection bottle, and the titrator is used for detecting the solution, so that the titration time is shortened, and the titration time is shortened. However, after each detection, detection personnel need to clean the burette and the detection electrode, the cleaning process is relatively inconvenient, and the detection efficiency is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to titrator equipment technical field especially relates to a water quality detection is with automatic potential titrator. BACKGROUND

[0002] The potential titrator is a kind of analytical instrument, mainly used for the chemical analysis of various components in various industries such as colleges and universities, scientific research institutions, petroleum chemical industry, pharmaceutical, drug testing, metallurgy, etc., the potential titrator works according to potential titration method, determines the titration end point by measuring potential change in titration process, this kind of instrument is widely used in multiple fields, including education, scientific research and various industrial applications, it can not only provide accurate and reliable analysis results, but also can improve experimental efficiency and safety through automation operation, the working principle of potential titrator is based on potential method, i.e. in titration process, the titration end point is determined by measuring the potential change between indicating electrode and reference electrode, in potential titration, suitable indicating electrode and reference electrode are selected to form a working battery with the measured solution, with the addition of titrant, the concentration of measured ion changes, thereby causing the change of electrode potential, near the titration end point, the mutation of ion concentration will cause the jump of electrode potential, and the titration end point is determined accordingly.

[0003] At present, when using titrator, the liquid to be detected is placed in the detection appliance, the burette and detection electrode are inserted into the detection bottle, and the titrator is used to detect solution, but after each detection, the detection personnel need to clean the burette and detection electrode, the cleaning process is relatively inconvenient, and the detection efficiency is reduced.

[0004] Therefore, it is necessary to provide an automatic potential titrator for water quality detection to solve the above technical problems. UTILITY MODEL CONTENT

[0005] In view of the above situation, in order to overcome the defects of prior art, the utility model provides an automatic potential titrator for water quality detection to solve the problem that, when using titrator, the liquid to be detected is placed in the detection appliance, the burette and detection electrode are inserted into the detection bottle, and the titrator is used to detect solution, but after each detection, the detection personnel need to clean the burette and detection electrode, the cleaning process is relatively inconvenient, and the detection efficiency is reduced.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] An automatic potential titrator for water quality detection, comprising: a working box, a titrator body;

[0008] The working box is internally hollow and rectangular in structure, the top of the working box is open, a liquid discharge pipe is installed at the bottom of the working box and connected with an external pipeline, a titrator body is installed at the left side of the working box, a data transmission line of the titrator body extends towards the inner top of the working box, and a mounting plate is installed at the right side of the working box.

[0009] In one embodiment, the extension end of the data transmission line is electrically connected with an electric control console, and a titration tube and a detection electrode are installed at the bottom of the electric control console.

[0010] In one embodiment, a detection channel is formed in the middle of the right side of the working box, a fixing plate is installed at the right top of the mounting plate, an electric push rod is installed on the surface of the fixing plate facing the detection channel, the output end of the electric push rod is bolted with a placement table, the placement table is L-shaped in structure, the top surface of the horizontal section of the placement table is a placement area of a detection bottle, and a spacing is left between the top surface of the horizontal section of the placement table and the bottom of the titration tube and the detection electrode, and the spacing is greater than the height of the detection bottle.

[0011] In one embodiment, an anti-skid pad is installed on the top surface of the placement table, the anti-skid pad is disc-shaped in structure and is installed on the placement table by adhesion or bolting.

[0012] In one embodiment, the adjusting mechanism is composed of a top plate, an electric telescopic rod, a connecting plate and a sliding block, a sliding groove is formed in the inner wall of the working box, the top plate is installed on the inner top surface of the working box, the electric telescopic rod is installed on the inner bottom surface of the top plate, the bottom telescopic end of the electric telescopic rod is connected with the top middle surface of the connecting plate, one end of the connecting plate is connected with the electric control console, and the other end is slidably connected in the sliding groove through the sliding block.

[0013] In one embodiment, the cleaning mechanism is composed of a pure water tank, a supporting rod, a water delivery pipe, a mounting bracket and a spray head, the pure water tank is installed on the outer wall of the working box, the pure water tank is connected with the spray head in the inner side of the mounting bracket through the water delivery pipe, the mounting bracket is U-shaped in structure, the side wall of the mounting bracket is installed on the inner side wall of the working box through the supporting rod, and the spray head is arranged opposite to the side surface of the titration tube and the detection electrode.

[0014] The utility model discloses the following beneficial effects:

[0015] (1), the utility model discloses a detection bottle is placed on the top surface of the placing table to detection water, starts electric push rod, pushes the placing table towards the detection passageway, until detection bottle is directly below burette, detection electrode, closes electric push rod, after detection bottle is in the inside work tank, starts electric telescopic link and drives the connecting plate to go down in the sliding slot, synchronous drive electric control platform, burette, detection electrode goes down and inserts the inside detection bottle, detects the water body in the detection bottle through the titrator body, after detection, electric telescopic link resets, synchronous drive above -mentioned component resets.

[0016] (2), the utility model discloses when going up after burette, detection electrode detection completes, the water that the spray head exports towards burette, detection electrode is supplied with pure water tank, and the detection water that adheres on burette, detection electrode is washed, and the waste water after washing is discharged through the liquid discharge pipe. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structural drawing of the utility model;

[0018] Figure 2 It is the front view structural detail drawing of the utility model;

[0019] Figure 3 It is the detail drawing after splitting of each component of the utility model;

[0020] Figure 4 It is the cleaning mechanism detail drawing of the utility model.

[0021] Among them, the name corresponding to the reference sign is: 1, work tank;11, detection passageway;12, liquid discharge pipe;2, titrator body;3, mounting plate;31, fixed plate;32, electric push rod;33, placing table;34, non-slip gasket;4, adjusting mechanism;41, top plate;42, electric telescopic link;43, connecting plate;44, sliding block;5, cleaning mechanism;51, pure water tank;52, support rod;53, water delivery pipe;54, mounting frame;55, spray head. DETAILED DESCRIPTION

[0022] The utility model will be further explained in connection with the drawings and examples, and the mode of the utility model includes but is not limited to the following examples.

[0023] As Figures 1-2 The utility model discloses an automatic potentiometric titrator for water quality detection, including: work tank 1, titrator body 2, mounting plate 3, adjusting mechanism 4, cleaning mechanism 5.

[0024] As Figures 1-2As shown, the working box 1 is internally hollowly arranged in a rectangular structure, and the top thereof is open, the bottom of the working box 1 is provided with a liquid discharge pipe 12, the liquid discharge pipe 12 is connected with an external pipeline, the left side of the working box 1 is provided with a titrator body 2, the data transmission line 21 of the titrator body 2 extends towards the inner top of the working box 1, and the right side of the working box 1 is provided with a mounting plate 3, and the top surface of the mounting plate 3 is provided with a placing part, and the mounting plate 3 and the placing part together complete the placing and moving of the detection liquid.

[0025] Preferably, in one embodiment, as shown in the figure, Figures 1-3 As shown, the extended end of the data transmission line 21 is electrically connected with an electric control console 22, and the bottom of the electric control console 22 is provided with a titration tube 23 and a detection electrode 24.

[0026] Preferably, in one embodiment, as shown in the figure, Figures 1-3 As shown, the right side of the working box 1 is provided with a detection channel 11 in the middle, the right top surface of the mounting plate 3 is provided with a fixing plate 31, the surface of the fixing plate 31 facing the detection channel 11 is provided with an electric push rod 32, the output end of the electric push rod 32 is bolted and connected with a placing table 33, and the placing table 33 is in an L-shaped structure as a whole, the top surface of the horizontal section thereof is a placing area of a detection bottle, the detection bottle is placed in the water body to be detected, and the top surface of the horizontal section of the placing table 33 is spaced apart from the bottom of the titration tube 23 and the detection electrode 24, and the spacing is greater than the height of the detection bottle, in the working process, the detection bottle containing the detection water is placed on the top surface of the placing table 33, the electric push rod 32 is started, the placing table 33 is pushed towards the detection channel 11, and after the detection bottle is directly below the titration tube 23 and the detection electrode 24, the electric push rod 32 is turned off.

[0027] Preferably, in one embodiment, the top surface of the placing table 33 is provided with an anti-skid pad 34, the anti-skid pad 34 is in a circular plate structure as a whole, and is connected with the placing table 33 by gluing or bolting, and through the arrangement of the anti-skid pad 34, the problem of tilting of the detection bottle due to the water adhered to the bottom surface of the detection bottle is avoided.

[0028] Preferably, in one embodiment, as shown in the figure, Figure 3As shown, the adjusting mechanism 4 is composed of a top plate 41, an electric telescopic rod 42, a connecting plate 43 and a sliding block 44, a sliding groove 13 is formed in the inner wall of the working box 1, the top plate 41 is connected with the inner top surface of the working box 1, the inner bottom surface of the middle part of the top plate 41 is provided with the electric telescopic rod 42, the bottom telescopic end of the electric telescopic rod 42 is connected with the middle part of the top surface of the connecting plate 43, one end of the connecting plate 43 is connected with the electric console 22, and the other end is slidably connected in the sliding groove 13 through the sliding block 44, during work, after detecting that the detection bottle is in the working box 1, the electric telescopic rod 42 is started to drive the connecting plate 43 to move downwards in the sliding groove 13, thereby synchronously driving the electric console 22, the burette 23 and the detection electrode 24 to move downwards to be inserted into the detection bottle, the water body in the detection bottle is detected through the titrator body 2, after the detection is completed, the electric telescopic rod 42 is reset, thereby synchronously driving the above components to reset.

[0029] Preferably, in one embodiment, as Figure 4 As shown, the cleaning mechanism 5 is composed of a pure water tank 51, a supporting rod 52, a water conveying pipe 53, a mounting rack 54 and a spray head 55, the pure water tank 51 is installed at the outer wall of the working box 1, the pure water tank 51 is connected with the spray head 55 in the inner side of the mounting rack 54 through the water conveying pipe 53, the mounting rack 54 is in a U-shaped structure as a whole, the side wall thereof is connected with the inner side wall of the working box 1 through the supporting rod 52, the spray head 55 is arranged opposite to the side surface of the burette 23 and the detection electrode 24, when the burette 23 and the detection electrode 24 move upwards after the detection is completed, the spray head 55 sprays the water supplied by the pure water tank 51 towards the burette 23 and the detection electrode 24, thereby flushing the detection water body adhered on the burette 23 and the detection electrode 24, and the waste water after the flushing is discharged through the liquid discharging pipe 12.

[0030] Principle of the utility model:

[0031] During work, the detection bottle containing the detection water body is placed on the top surface of the placing table 33, the electric push rod 32 is started to push the placing table 33 towards the detection channel 11 until the detection bottle is directly below the burette 23 and the detection electrode 24, then the electric push rod 32 is closed, after the detection bottle is in the working box 1, the electric telescopic rod 42 is started to drive the connecting plate 43 to move downwards in the sliding groove 13, thereby synchronously driving the electric console 22, the burette 23 and the detection electrode 24 to move downwards to be inserted into the detection bottle, the water body in the detection bottle is detected through the titrator body 2, after the detection is completed, the electric telescopic rod 42 is reset, thereby synchronously driving the above components to reset, when the burette 23 and the detection electrode 24 move upwards after the detection is completed, the spray head 55 sprays the water supplied by the pure water tank 51 towards the burette 23 and the detection electrode 24, thereby flushing the detection water body adhered on the burette 23 and the detection electrode 24, and the waste water after the flushing is discharged through the liquid discharging pipe 12.

[0032] The above embodiment is only one of the preferred embodiments of the present application, and should not be used to limit the protection scope of the present application, but any insignificant modification or polishing made in the main design idea and spirit of the present application, the technical problems solved are still consistent with the present application, and should be included in the protection scope of the present application.

Claims

1. An automatic potentiometric titrator for water quality detection, characterized by, Include: Work box (1), titrator body (2), mounting plate (3), adjusting mechanism (4), cleaning mechanism (5); The work box (1) is internally hollow and provided with a rectangular structure, the top is open, the bottom of the work box (1) is provided with a drain pipe (12), the drain pipe (12) is connected with the external pipeline, the left side of the work box (1) is provided with a titrator body (2), the data transmission line of the titrator body (2) extends towards the inner top of the work box (1), the right side of the work box (1) is provided with a mounting plate (3).

2. The automatic potentiometric titrator for water quality detection according to claim 1, characterized in that, The extension end of the data transmission line is electrically connected with the electrically controlled console, and the bottom of the electrically controlled console is provided with a titration tube and a detection electrode.

3. The automatic potentiometric titrator for water quality detection according to claim 2, characterized in that, A detection channel (11) is formed in the middle of the right side of the work box (1), a fixing plate (31) is mounted on the right top surface of the mounting plate (3), an electric push rod (32) is mounted on the surface of the fixing plate (31) facing the detection channel (11), the output end of the electric push rod (32) is bolted and connected with a placement table (33), the placement table (33) is overall L-shaped structure, the horizontal section top surface is the placement area of the detection bottle, the horizontal section top surface of the placement table (33) and the bottom of the titration tube and the detection electrode are spaced apart, and the spacing is greater than the height of the detection bottle.

4. The automatic potentiometric titrator for water quality detection according to claim 3, characterized in that, A non-slip pad (34) is mounted on the top surface of the placement table (33), the non-slip pad (34) is overall circular plate structure, which is mounted and connected with the placement table (33) by adhesive or bolt.

5. The automatic potentiometric titrator for water quality detection according to claim 1, characterized in that, The adjusting mechanism (4) is composed of a top plate (41), an electric telescopic rod (42), a connecting plate (43) and a sliding block (44), a sliding groove is formed in the inner wall of the work box (1), the top plate (41) is mounted and connected with the inner top surface of the work box (1), the inner bottom surface of the top plate (41) is provided with an electric telescopic rod (42), the bottom telescopic end of the electric telescopic rod (42) is mounted and connected with the top middle of the connecting plate (43), one end of the connecting plate (43) is connected with the electrically controlled console, and the other end is slidably connected in the sliding groove through the sliding block (44).

6. The automatic potentiometric titrator for water quality detection according to claim 1, characterized in that, The cleaning mechanism (5) is composed of a pure water tank (51), a supporting rod (52), a water pipe (53), a mounting bracket (54) and a spray head (55), the pure water tank (51) is mounted on the outer wall of the work box (1), the pure water tank (51) is connected with the spray head (55) inside the mounting bracket (54) through the water pipe (53), the mounting bracket (54) is overall U-shaped structure, the side wall is mounted and connected with the inner side wall of the work box (1) through the supporting rod (52), and the spray head (55) is opposite to the side surface of the titration tube and the detection electrode.

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