Water quality measuring device

Abstract

The utility model relates to the technical field of water quality detection equipment, in particular to a water quality measuring device which comprises a measuring box body, a reaction shell is arranged in the measuring box body, a reaction chamber is arranged in the reaction shell, a reagent connector and a water sample connector which are communicated with the reaction chamber are arranged on the reaction shell, and a magnetic stirrer is arranged in the reaction chamber. Detection units are symmetrically arranged on the two sides of a reaction chamber on a reaction shell, a reagent connector and a water sample connector which are communicated with the reaction chamber are arranged on the reaction shell, a to-be-detected reagent and a reagent are input into the reaction chamber together for mixing, and in order to improve the mixing sufficiency, a magnetic stirrer is arranged in the reaction chamber, so that the detection efficiency is improved. The coil wound on the reaction chamber is electrified to generate electromagnetism, and the falling magnetic stirrer is repeatedly sucked, so that liquid output by the reagent connector and the water sample connector is fully mixed by utilizing the magnetic stirrer, and then residual chlorine detection is performed on the mixed liquid by utilizing the detection unit, so that a detection result is obtained.

Description

Technical Field

[0001] The invention relates to the technical field of water quality detection equipment, and in particular to a water quality measuring device. Background Art

[0002] Water is the source of life. Human beings cannot live without water in their lives and production activities. The quality of drinking water is closely related to human health. With the development of social economy, scientific progress and the improvement of people's living standards, people's requirements for the quality of drinking water are constantly increasing, and the drinking water quality standards are also constantly developing and improving accordingly. When disinfecting water, chlorine-containing disinfectants such as liquid chlorine and sodium hypochlorite are widely used in the disinfection of drinking water, industrial wastewater, domestic sewage, swimming pool water and other water qualities due to their low cost and long-lasting bactericidal effect. It is very necessary to monitor the disinfection process and the residual concentration of free residual chlorine in the water after disinfection. In the actual detection process, how to improve the detection efficiency and improve the detection accuracy so that the detection system can obtain the most accurate detection results in the first time, while ensuring the reliability of the detection equipment and avoiding the problem of poor subsequent use and maintenance due to the excessive complexity of the equipment. Therefore, a water quality measuring device is needed. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a water quality measuring device for solving the problem of rapid detection of residual chlorine in water in the prior art.

[0004] To achieve the above objectives and other related objectives, the present invention provides the following technical solutions:

[0005] A water quality measuring device comprises a measuring box, wherein a reaction shell is arranged in the measuring box, a reaction chamber is arranged in the reaction shell, a reagent joint and a water sample joint communicating with the reaction chamber are arranged on the reaction shell, a magnetic stirrer is arranged in the reaction chamber, detection units are symmetrically arranged on both sides of the reaction chamber on the reaction shell, an overflow outlet is arranged on one side of the reaction chamber, the detection unit is arranged between the magnetic stirrer and the overflow outlet, and the overflow outlet is externally connected to a drainage pipeline.

[0006] To implement the above technical solution, a reagent connector and a water sample connector connected to the reaction chamber are provided in the reaction shell, and the test object is input into the reaction chamber together with the reagent for mixing. In order to improve the adequacy of the mixing, a magnetic stirrer is provided in the reaction chamber, and an electromagnetic force is generated when the coil wound on the reaction chamber is energized, and the magnetic stirrer is repeatedly sucked and dropped, so that the liquid output from the reagent connector and the water sample connector is fully mixed by the magnetic stirrer, and then the residual chlorine is detected on the mixed liquid by the detection unit to obtain the detection result. The overflow outlet provided on one side of the reaction chamber can discharge the overflowed liquid.

[0007] In one embodiment of the present invention, the reagent connector and the water sample connector are both arranged on a side of the reaction chamber away from the overflow outlet, and the magnetic stirrer is arranged between the output ends of the reagent connector and the water sample connector.

[0008] To implement the above technical solution, the reagent connector and the water sample connector are both arranged on the side of the reaction chamber away from the overflow outlet, which can facilitate the mixing of the liquids transported by the reagent connector and the water sample connector in the reaction chamber, and the magnetic stirrer is arranged between the output ends of the reagent connector and the water sample connector, which can improve the sufficient stirring of the liquids transported by the reagent connector and the water sample connector, so as to facilitate the subsequent detection unit to detect the residual chlorine in the mixed liquid.

[0009] In one embodiment of the present invention, an overflow regulating valve for adjusting the size of the overflow port is provided on the measuring box.

[0010] To implement the above technical solution, the overflow port size is timely adjusted through the overflow regulating valve according to the use environment and use requirements, thereby ensuring the sufficient mixing of the liquid retained in the reaction chamber, so as to cooperate with the detection unit to perform residual chlorine detection and ensure the accuracy of residual chlorine detection.

[0011] In one embodiment of the present invention, the detection unit is an absorbance detection unit.

[0012] By implementing the above technical solution, residual chlorine can be detected in the water sample after mixing with the reagent.

[0013] In one embodiment of the present invention, a reagent bottle is disposed in the measuring box, and an output end of the reagent bottle is connected to a reagent connector.

[0014] By implementing the above technical solution, the provision of the reagent bottle can improve the continuity and reliability of residual chlorine detection.

[0015] In one embodiment of the present invention, a peristaltic pump for providing water sample to the water sample connector is disposed in the measuring box.

[0016] By implementing the above technical solution, the setting of the peristaltic pump can better control the delivery of water samples into the reaction chamber, thereby improving the convenience and reliability of residual chlorine detection in water samples.

[0017] In one embodiment of the present invention, a long U-shaped hook is provided at the bottom of the measuring box.

[0018] To implement the above technical solution, by providing a long U-shaped hook, the convenience of hanging the measuring box can be improved while ensuring the hanging stability.

[0019] As described above, a water quality measuring device of the present invention has the following beneficial effects: by arranging a reagent connector and a water sample connector connected to a reaction chamber in a reaction shell, the test object is input into the reaction chamber together with the reagent for mixing; in order to improve the adequacy of mixing, a magnetic stirrer is arranged in the reaction chamber, and an electromagnetic force is generated by energizing a coil wound on the reaction chamber, and the magnetic stirrer is repeatedly sucked and dropped, so that the liquid output from the reagent connector and the water sample connector is fully mixed by the magnetic stirrer, and then the residual chlorine is detected on the mixed liquid by a detection unit to obtain a detection result; an overflow outlet arranged on one side of the reaction chamber can discharge the overflowed liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 Shown is a schematic structural diagram of a water quality measuring device disclosed in an embodiment of the present invention.

[0021] Figure 2 Shown is a schematic diagram of a U-shaped hook structure of a water quality measuring device disclosed in an embodiment of the present invention.

[0022] Figure 3 Shown is a schematic diagram of the drainage pipeline structure of the water quality measuring device disclosed in an embodiment of the present invention.

[0023] Figure 4 Shown is a schematic diagram of the structure of a magnetic stirring bar of a water quality measuring device disclosed in an embodiment of the present invention.

[0024] Component number description

[0025] 1. Measuring box; 2. Reaction shell; 3. Reagent connector; 4. Water sample connector; 5. Magnetic stirrer; 6. Detection unit; 7. Overflow outlet; 8. Drainage pipeline; 9. Overflow regulating valve; 10. Reagent bottle; 11. Peristaltic pump; 12. U-shaped hook. DETAILED DESCRIPTION

[0026] The following specific embodiments illustrate the implementation of the present invention, and those familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0027] See also Figures 1 to 4 The present invention provides a water quality measuring device, including a measuring box 1, a reaction shell 2 is arranged in the measuring box 1, a reaction chamber is arranged in the reaction shell 2, a reagent connector 3 and a water sample connector 4 connected to the reaction chamber are arranged on the reaction shell 2, a magnetic stirrer 5 is arranged in the reaction chamber, detection units 6 are symmetrically arranged on both sides of the reaction chamber on the reaction shell 2, an overflow outlet 7 is arranged on one side of the reaction chamber, the detection unit 6 is arranged between the magnetic stirrer 5 and the overflow outlet 7, and the overflow outlet 7 is externally connected to a drainage pipeline 8.

[0028] By setting a reagent connector 3 and a water sample connector 4 connected to the reaction chamber in the reaction shell 2, the test object and the reagent are input into the reaction chamber together for mixing. In order to improve the completeness of the mixing, a magnetic stirrer 5 is set in the reaction chamber. When the coil wound on the reaction chamber is energized, an electromagnetic force is generated, and the magnetic stirrer 5 is repeatedly sucked and dropped, so that the liquid output from the reagent connector 3 and the water sample connector 4 is fully mixed by the magnetic stirrer 5, and then the residual chlorine is detected on the mixed liquid by the detection unit 6 to obtain the detection result. The overflow outlet 7 set on one side of the reaction chamber can discharge the overflowed liquid.

[0029] The reagent connector 3 and the water sample connector 4 are both arranged on the side of the reaction chamber away from the overflow outlet 7, and the magnetic stirrer 5 is arranged between the output ends of the reagent connector 3 and the water sample connector 4. The reagent connector 3 and the water sample connector 4 are both arranged on the side of the reaction chamber away from the overflow outlet 7, which can facilitate the mixing of the liquid transported by the reagent connector 3 and the water sample connector 4 in the reaction chamber, and the magnetic stirrer 5 is arranged between the output ends of the reagent connector 3 and the water sample connector 4, which can improve the sufficient stirring of the liquid transported by the reagent connector 3 and the water sample connector 4, so as to facilitate the subsequent detection unit 6 to detect the residual chlorine in the mixed liquid.

[0030] An overflow regulating valve 9 for adjusting the size of the overflow port is provided on the measuring box 1. According to different use environments and use requirements, the overflow regulating valve 9 is used to timely adjust the size of the overflow port, thereby ensuring the sufficient mixing of the liquid retained in the reaction chamber, so as to cooperate with the detection unit 6 to perform residual chlorine detection and ensure the accuracy of the residual chlorine detection.

[0031] The detection unit 6 is an absorbance detection unit 6, which can detect residual chlorine in the water sample after mixing with the reagent. A reagent bottle 10 is provided in the measuring box 1, and the output end of the reagent bottle 10 is connected to the reagent connector 3. The setting of the reagent bottle 10 can improve the continuity and reliability of the residual chlorine detection.

[0032] A peristaltic pump 11 is provided in the measuring box 1 to provide water samples to the water sample connector 4. The setting of the peristaltic pump 11 can better control the transportation of water samples into the reaction chamber, thereby improving the convenience and reliability of residual chlorine detection in water samples. A long U-shaped hook 12 is provided at the bottom of the measuring box 1. By setting the long U-shaped hook 12, the convenience of hanging the measuring box 1 can be improved while ensuring the hanging stability.

[0033] The present invention arranges a reagent joint and a water sample joint connected to a reaction chamber in a reaction shell, and inputs a test object and a reagent into the reaction chamber for mixing. In order to improve the adequacy of mixing, a magnetic stirrer is arranged in the reaction chamber, and an electromagnetic force is generated by energizing a coil wound on the reaction chamber to repeatedly suck and drop the magnetic stirrer, so that the liquid output from the reagent joint and the water sample joint is fully mixed by the magnetic stirrer, and then a detection unit is used to detect residual chlorine on the mixed liquid to obtain a detection result. An overflow outlet arranged on one side of the reaction chamber can discharge the overflowed liquid.

[0034] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. All equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. A water quality measuring device, characterized in that: The invention comprises a measuring box body, wherein a reaction shell is arranged in the measuring box body, a reaction chamber is arranged in the reaction shell body, a reagent joint and a water sample joint connected to the reaction chamber are arranged on the reaction shell body, a magnetic stirrer is arranged in the reaction chamber, detection units are symmetrically arranged on both sides of the reaction chamber on the reaction shell body, an overflow outlet is arranged on one side of the reaction chamber, the detection unit is arranged between the magnetic stirrer and the overflow outlet, and the overflow outlet is externally connected to a drainage pipeline.

2. The water quality measuring device according to claim 1, characterized in that: The reagent joint and the water sample joint are both arranged on a side of the reaction chamber away from the overflow outlet, and the magnetic stirrer is arranged between the output ends of the reagent joint and the water sample joint.

3. The water quality measuring device according to claim 1, characterized in that: The measuring box is provided with an overflow regulating valve for adjusting the size of the overflow port.

4. The water quality measuring device according to claim 1, characterized in that: The detection unit is an absorbance detection unit.

5. The water quality measuring device according to claim 1, characterized in that: A reagent bottle is arranged in the measuring box, and an output end of the reagent bottle is connected to a reagent connector.

6. The water quality measuring device according to claim 1, characterized in that: The measuring box is provided with a peristaltic pump for providing water sample to the water sample connector.

7. The water quality measuring device according to claim 1, characterized in that: A long U-shaped hook is arranged at the bottom of the measuring box.

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