Portable water quality detector

Abstract

The utility model belongs to the field of water quality detectors, particularly relates to a portable water quality detector, and provides the following scheme aiming at the problems that in the sampling process of an existing portable water quality analyzer, due to the fact that silt and sundries are contained in water, the detection result is not accurate, and a sampling pipe is blocked. The device comprises a detection box mixing box and a handle mixing box, one side of the detection box mixing box is fixedly connected with a cylinder mixing box, the cylinder mixing box is fixedly connected with a first motor mixing box, an output shaft of the first motor mixing box is provided with a lifting device, and the bottom of the lifting device is provided with a sampling tube mixing box. One side of the sampling pipe mixing box is fixedly connected with a waterproof jacket mixing box, and the waterproof jacket mixing box is provided with a second motor mixing box, so that silt and impurities in water can be removed, and the influence on a detection result and the blockage of the sampling pipe are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality detectors, in particular to a portable water quality detector. Background Art

[0002] The water quality detector uses electrochemical reaction and chemical agent reaction to make the corresponding substances in the sample participate in it, and then calculates the content of the corresponding substances in the water through colorimetry, titration and other methods. Among them, the portable water quality analyzer eliminates the disadvantage of only being able to perform tests under laboratory conditions in the past, and can perform quantitative tests on multiple different indicators, automatically store data, display data trend curves, and print data. The portable water quality analyzer is based on theories such as potential analysis and conductivity analysis, and comprehensively uses electrochemical sensors, integrated electronics and single-chip microcomputer technology. It is an ideal tool for water quality analysis in aquaculture, environmental protection, sewage treatment and other fields, and is an ideal choice for setting up a water analysis chemistry laboratory.

[0003] However, during the sampling process of the existing portable water quality analyzer, the water contains mud and debris, which will affect the inaccurate detection results and cause the sampling tube to be blocked. Therefore, a portable water quality detector is proposed. Utility Model Content

[0004] The utility model aims to provide a portable water quality detector to solve the shortcomings in the prior art that during the sampling process of the analyzer, the water contains mud and debris, which will affect the detection results and cause the sampling tube to be blocked.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A portable water quality detector comprises a detection box and a handle, wherein a cylinder is fixedly connected to one side of the detection box, a first motor is fixedly connected to the cylinder, a lifting device is arranged on the output shaft of the first motor, a sampling tube is arranged at the bottom of the lifting device, a waterproof cover is fixedly connected to one side of the sampling tube, a second motor is arranged on the waterproof cover, a filtering device is arranged on the output shaft of the second motor, a transmission device is arranged inside the sampling tube, a mixing box is fixedly connected to the detection box, a rotating motor is arranged on the top of the mixing box, a cam device is arranged on the output shaft of the rotating motor, a stirring device is arranged at the bottom of the cam device, a cover is arranged on the detection box, and the handle is installed on the cover.

[0007] Preferably, the lifting device includes a screw and two telescopic rods, the output shaft of the first motor is fixedly connected to the screw, the two telescopic rods are fixedly connected to the top of the cylinder, the two telescopic rods are fixedly connected to the same limit block, the screw is threadedly connected to the limit block, and the top of the sampling tube is fixedly connected to the limit block.

[0008] Preferably, the filtering device includes a filter plate, a first cam and two springs, and fixed plates are fixedly connected to the inner walls on both sides of the sampling tube. The two fixed plates are respectively fixedly connected to the two springs, and the two springs are fixedly connected to the filter plate, and the output shaft of the second motor is fixedly connected to the first cam.

[0009] Preferably, the transmission device includes a water pump, a water pipe and a plurality of propeller blades, the bottom of the screw is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected to the plurality of propeller blades, the water pipe is fixedly connected to the top of the sampling tube, the top of the detection box is fixedly connected to the water pump, and the water pipe is fixedly connected to the water pump.

[0010] Preferably, the cam device includes a second cam, a first gear and a second gear, a circular rack is fixedly connected to the mixing box, the output shaft of the rotary motor is fixedly connected to the second cam, the second cam is fixedly connected to the first gear, the second gear is rotatably connected to the second cam, and the second gear is meshed with the circular rack. Preferably, the stirring device includes two stirring shafts and a plurality of stirring blades, the first gear and the second gear are fixedly connected to the two stirring shafts respectively, and the two stirring shafts are fixedly connected to the plurality of stirring blades.

[0011] Preferably, the mixing box is provided with an opening, a gate is fixedly connected to the opening, and a reagent bottle is fixedly connected to the gate.

[0012] In the utility model, the beneficial effects of the portable water quality detector are:

[0013] The utility model is provided with a filtering device, which can remove the mud and sundries contained in the water, so as to avoid affecting the detection result and clogging the sampling tube.

[0014] The utility model is provided with a stirring device, which can fully mix the chemical agent and the sample, obtain the content of the corresponding substance in the water through detection and calculation, and improve the detection efficiency.

[0015] The utility model can remove the mud and sundries in the water, thus avoiding affecting the detection result and blocking the sampling tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a portable water quality detector proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the connection structure of the filtering device and the transmission device of a portable water quality detector proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the connection structure of the gate, mixing box, opening and reagent bottle of a portable water quality detector proposed by the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the cam device structure of a portable water quality detector.

[0020] In the figure: 1. cover; 2. test box; 3. handle; 4. water pump; 5. water pipe; 6. cylinder; 7. telescopic rod; 8. limit block; 9. sampling tube; 10. waterproof cover; 11. rotating shaft; 12. filter plate; 13. first motor; 14. screw; 15. stirring blade; 16. stirring shaft; 17. propeller blade; 18. first cam; 19. fixing plate; 20. second motor; 21. spring; 22. gate; 23. reagent bottle; 24. opening; 25. rotating motor; 26. first gear; 27. second gear; 28. second cam; 29. ​​mixing box; 30. circular rack. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 4 A portable water quality detector comprises a detection box 2 and a handle 3. A cylinder 6 is fixedly connected to one side of the detection box 2, a first motor 13 is fixedly connected to the cylinder 6, a lifting device is arranged on the output shaft of the first motor 13, a sampling tube 9 is arranged at the bottom of the lifting device, a waterproof cover 10 is fixedly connected to one side of the sampling tube 9, a second motor 20 is arranged on the waterproof cover 10, a filtering device is arranged on the output shaft of the second motor 20, a transmission device is arranged inside the sampling tube 9, a mixing box 29 is fixedly connected to the detection box 2, a rotating motor 25 is arranged on the top of the mixing box 29, a cam device is arranged on the output shaft of the rotating motor 25, a stirring device is arranged at the bottom of the cam device, a cover 1 is arranged on the detection box 2, and the handle 3 is installed on the cover 1.

[0024] In the utility model, the lifting device includes a screw 14 and two telescopic rods 7. The output shaft of the first motor 13 is fixedly connected to the screw 14. The two telescopic rods 7 are fixedly connected to the top of the cylinder 6. The two telescopic rods 7 are fixedly connected with the same limit block 8. The screw 14 is threadedly connected to the limit block 8, and the top of the sampling tube 9 is fixedly connected to the limit block 8.

[0025] In the utility model, the filtering device includes a filter plate 12, a first cam 18 and two springs 21. Fixed plates 19 are fixedly connected to the inner walls on both sides of the sampling tube 9. The two fixed plates 19 are respectively fixedly connected to the two springs 21. The two springs 21 are fixedly connected to the filter plate 12. The output shaft of the second motor 20 is fixedly connected to the first cam 18.

[0026] In the utility model, the transmission device includes a water pump 4, a water pipe 5 and a plurality of propeller blades 17. The bottom of the screw 14 is fixedly connected with a rotating shaft 11, the rotating shaft 11 is fixedly connected to the plurality of propeller blades 17, the water pipe 5 is fixedly connected to the top of the sampling tube 9, the top of the detection box 2 is fixedly connected to the water pump 4, and the water pipe 5 is fixedly connected to the water pump 4.

[0027] In the utility model, the cam device includes a second cam 28, a first gear 26 and a second gear 27. A circular rack 30 is fixedly connected to the mixing box 29. The output shaft of the rotating motor 25 is fixedly connected to the second cam 28. The second cam 28 is fixedly connected to the first gear 26. The second gear 27 is rotatably connected to the second cam 28, and the second gear 27 and the circular rack 30 are meshed.

[0028] In the present invention, the stirring device comprises two stirring shafts 16 and a plurality of stirring blades 15 , the first gear 26 and the second gear 27 are fixedly connected to the two stirring shafts 16 respectively, and the two stirring shafts 16 are fixedly connected to the plurality of stirring blades 15 .

[0029] In the utility model, an opening 24 is formed on the mixing box 29 , a gate 22 is fixedly connected to the opening 24 , and a reagent bottle 23 is fixedly connected to the gate 22 .

[0030] In the utility model, when in use, the device is placed at the water's edge, the sampling tube 9 is aligned with the water surface, the first motor 13 is started, the first motor 13 drives the screw 14 to rotate, the screw 14 rotates to drive the sampling tube 9, the two telescopic rods 7 and the limit block 8 to move downward, so that the sampling tube 9 goes deep into the water, and at the same time the screw 14 drives the rotating shaft 11 and the plurality of propeller blades 17 to rotate, the plurality of propeller blades 17 fill the sampling tube 9 with water, the second motor 20 is started, the second motor 20 drives the first cam 18 to rotate, the first cam 18 squeezes the filter plate 12 and the two springs 21, so that the two springs 21 have a rebound force, lifts the filter plate 12 to move upward, and blocks the mud and impurities in the water at the sampling tube mouth 9 Then, the water pump 4 is started. The water pump 4 extracts the water in the sampling tube 9 through the water pipe 5 and drives the inside of the mixing box 29. The gate 22 is started. The gate 22 allows the reagent in the reagent bottle 23 to flow into the mixing box 29. The rotating motor 25 is started. The rotating motor 25 drives the second cam 28 to rotate. The rotation of the second cam 28 drives the first gear 26 and the second gear 27 to rotate. The second gear 27 cooperates with the circular rack 30 to make the second gear 27 rotate. The rotation of the first gear 26 and the second gear 27 drives the two stirring shafts 16 and the multiple stirring blades 15 to rotate. The multiple stirring blades 15 rotate to mix the reagent and the sample. Finally, the operator analyzes the substances in the water by colorimetry.

[0031] Embodiment 2

[0032] The difference between this embodiment and the first embodiment is that a drain gate is fixedly connected to the bottom of the mixing box 29, a drain pipe is fixedly connected to the drain gate, and a filter is fixedly connected to the inner wall of the drain pipe. When the reagents and samples of this equipment are mixed, harmful chemical precipitates may sometimes be produced, which cannot be directly discharged into the water to pollute the environment. Therefore, a filter is provided in the drain pipe to intercept the harmful chemical precipitates.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A portable water quality detector, comprising a detection box (2) and a handle (3), characterized in that: A cylinder (6) is fixedly connected to one side of the detection box (2), a first motor (13) is fixedly connected to the cylinder (6), a lifting device is arranged on the output shaft of the first motor (13), a sampling tube (9) is arranged at the bottom of the lifting device, a waterproof cover (10) is fixedly connected to one side of the sampling tube (9), a second motor (20) is arranged on the waterproof cover (10), a filtering device is arranged on the output shaft of the second motor (20), a transmission device is arranged inside the sampling tube (9), a mixing box (29) is fixedly connected inside the detection box (2), a rotating motor (25) is arranged on the top of the mixing box (29), a cam device is arranged on the output shaft of the rotating motor (25), a stirring device is arranged at the bottom of the cam device, a cover (1) is arranged on the detection box (2), and the handle (3) is mounted on the cover (1).

2. A portable water quality detector according to claim 1, characterized in that: The lifting device comprises a screw (14) and two telescopic rods (7), the output shaft of the first motor (13) is fixedly connected to the screw (14), the two telescopic rods (7) are fixedly connected to the top of the cylinder (6), the two telescopic rods (7) are fixedly connected to the same limit block (8), the screw (14) is threadedly connected to the limit block (8), and the top of the sampling tube (9) is fixedly connected to the limit block (8).

3. A portable water quality detector according to claim 2, characterized in that: The filtering device comprises a filtering plate (12), a first cam (18) and two springs (21); fixing plates (19) are fixedly connected to the inner walls of both sides of the sampling tube (9); the two fixing plates (19) are respectively fixedly connected to the two springs (21); the two springs (21) are fixedly connected to the filtering plate (12); and the output shaft of the second motor (20) is fixedly connected to the first cam (18).

4. A portable water quality detector according to claim 3, characterized in that: The transmission device comprises a water pump (4), a water pipe (5) and a plurality of propeller blades (17); the bottom of the screw rod (14) is fixedly connected to a rotating shaft (11); the rotating shaft (11) is fixedly connected to the plurality of propeller blades (17); the water pipe (5) is fixedly connected to the top of the sampling tube (9); the top of the detection box (2) is fixedly connected to the water pump (4); and the water pipe (5) is fixedly connected to the water pump (4).

5. A portable water quality detector according to claim 4, characterized in that: The cam device comprises a second cam (28), a first gear (26) and a second gear (27); a circular rack (30) is fixedly connected to the mixing box (29); the output shaft of the rotary motor (25) is fixedly connected to the second cam (28); the second cam (28) is fixedly connected to the first gear (26); the second gear (27) is rotatably connected to the second cam (28); and the second gear (27) and the circular rack (30) are meshed.

6. A portable water quality detector according to claim 5, characterized in that: The stirring device comprises two stirring shafts (16) and a plurality of stirring blades (15); the first gear (26) and the second gear (27) are respectively fixedly connected to the two stirring shafts (16); and the two stirring shafts (16) are fixedly connected to the plurality of stirring blades (15).

7. A portable water quality detector according to claim 6, characterized in that: The mixing box (29) is provided with an opening (24), a gate (22) is fixedly connected to the opening (24), and a reagent bottle (23) is fixedly connected to the gate (22).

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