Portable water quality detector

Abstract

The utility model provides a portable water quality detector, which relates to the technical field of water quality detectors, and comprises a water quality detector shell, one side of the water quality detector shell is connected with a detection rod shell, the outer wall of the detection rod shell is provided with a limiting hole, the outer side of the limiting hole is communicated with a supporting shell, and the supporting shell is provided with a water inlet. A first pressing rod is slidably connected into the supporting shell, a first limiting piece is fixedly connected to the outer wall of the first pressing rod, the outer wall of the first pressing rod is sleeved with a first spring, and the first spring is fixedly connected with one side of the first limiting piece; compared with the prior art, the water sample detection rod has the advantages that the detection rod body is exposed out of the detection rod shell to detect a water sample, electric drive is not needed, and the investment and maintenance cost is low; according to the utility model, when a worker needs to overhaul the detection rod body, the detection rod shell and the T-shaped connecting block are pushed upwards, and the T-shaped connecting block slides out, so that the detection rod of the portable water quality detector is convenient to overhaul and maintain.

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] A portable water quality detector is a convenient water quality detection tool with a wide range of applications and multiple functions. This instrument can detect multiple water quality parameters, such as COD (chemical oxygen demand), ammonia nitrogen, total phosphorus, total nitrogen, residual chlorine, turbidity, etc., providing a convenient means for water quality monitoring;

[0003] A search revealed a utility model patent with publication number CN221056443 U, which discloses a portable water quality detector. While this patent addresses the existing problem of the inability to dehumidify and clean the test rod, resulting in contaminants in the water adhering to the test rod after water quality testing and drying on the surface, affecting subsequent accurate water quality testing, this utility model patent has the following issues:

[0004] First, this utility model patent uses an electric cylinder to drive the detection rod downward, which is then inserted into the sample water body for water quality testing. Electric cylinders usually require electricity, which has high investment and maintenance costs, and there is a risk of failure, which may affect the progress and efficiency of testing;

[0005] Second, the detection rod of the utility model patent is located inside the portable water quality tester, which is inconvenient when the staff needs to inspect and maintain the detection rod of the portable water quality tester;

[0006] Therefore, a portable water quality detector is proposed. Utility Model Content

[0007] In view of this, the present invention provides a portable water quality detector to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0008] The technical solution of the present utility model is achieved as follows: a portable water quality detector, comprising a water quality detector shell, one side of the water quality detector shell is connected to a detection rod shell, an outer wall of the detection rod shell is provided with a limiting hole, the outer side of the limiting hole is connected to a support shell, a pressing rod 1 is slidably connected to the support shell, the outer wall of the pressing rod 1 is fixedly connected to a limiting piece 1, a spring 1 is sleeved on the outer wall of the pressing rod 1, the spring 1 is fixedly connected to one side of the limiting piece 1, one end of the spring 1 is fixedly connected to a limiting piece 2, the limiting piece 2 is slidably connected to the outer wall of the pressing rod 1, and the detection rod shell is internally slidable. The cam is fixedly connected to the outer wall of the detection rod shell, and the limit ring is fixedly connected to the outer wall of the detection rod shell.

[0009] Further preferably, a cup body connecting groove is opened on one side of the water quality detector housing, and a detection cup is connected in the cup body connecting groove. An arc-shaped support frame is fixedly connected to one side of the water quality detector housing, and the arc-shaped support frame supports the detection cup.

[0010] Further preferably, a T-shaped connecting groove is opened on one side of the water quality detector housing, a T-shaped connecting block is slidably connected in the T-shaped connecting groove, and the T-shaped connecting block is fixedly connected to the outer wall of the water quality detector housing.

[0011] Further preferably, a gasket is fixedly connected to a side of the arc-shaped support frame close to the detection cup, and the gasket is in contact with the outer wall of the detection cup.

[0012] Further preferably, the length of the pressing rod 1 is greater than the height of the limiting block.

[0013] Further preferably, the distance from the first connecting rod to the limiting hole is equal to the length of the detection rod body, and the length of the second pressing rod protruding from the detection rod housing is greater than the length of the detection rod body.

[0014] The embodiment of the present invention has the following advantages due to the adoption of the above technical solution:

[0015] First, when the pressing rod 2 is pressed downward, the connecting rod 1, the spring 2 and the limit block move downward. At the same time, the connecting rod 2 and the detection rod body move downward to compress the spring 3. The limit block moves toward the limit hole and is locked in the limit hole. The detection rod body is exposed from the detection rod shell and enters the detection cup to test the water sample. No electric drive is required, and the investment and maintenance costs are low.

[0016] 2. When the staff needs to inspect the detection rod body, they push the detection rod shell and the T-shaped connecting block upwards, and the T-shaped connecting block slides out, making it easy to inspect and maintain the detection rod of the portable water quality detector.

[0017] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the shell structure of the water quality detector of the present utility model;

[0021] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model;

[0022] Figure 4 This is an enlarged structural diagram of point A of the present invention.

[0023] Figure numerals: 1. Water quality detector housing; 2. Detection rod housing; 3. Limiting hole; 4. Support housing; 5. Press rod one; 6. Limiting plate one; 7. Spring one; 8. Limiting plate two; 9. Press rod two; 10. Connecting rod one; 11. Connecting hole; 12. Spring two; 13. Limiting block; 14. Connecting rod two; 15. Spring three; 16. Limiting ring; 17. Detection rod body; 18. Cup body connecting groove; 19. Detection cup; 20. Arc-shaped support frame; 21. Gasket; 22. T-shaped connecting groove; 23. T-shaped connecting block. DETAILED DESCRIPTION

[0024] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0025] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0026] like Figures 1-4 As shown, the embodiment of the present utility model provides a portable water quality detector: it includes a water quality detector shell 1, a detection rod shell 2 is connected to one side of the water quality detector shell 1, a limiting hole 3 is provided on the outer wall of the detection rod shell 2, the outer side of the limiting hole 3 is connected to the support shell 4, a pressing rod 5 is slidably connected inside the support shell 4, the outer wall of the pressing rod 5 is fixedly connected to the limiting piece 6, the outer wall of the pressing rod 5 is sleeved with a spring 7, the spring 7 is fixedly connected to one side of the limiting piece 6, one end of the spring 7 is fixedly connected to the limiting piece 2 8, the limiting piece 2 8 is slidably connected to the outer wall of the pressing rod 5, the detection rod shell 2 is slidably connected to the pressing rod 2 9, the pressing rod One end of rod 2 9 is fixedly connected to connecting rod 10, and a connecting hole 11 is opened in connecting rod 10. A spring 2 12 is fixedly connected to the inside of the connecting hole 11. One end of spring 2 12 is fixedly connected to a limiting block 13. The upper surface of the limiting block 13 is against the inner wall of the detection rod housing 2. One end of connecting rod 10 is fixedly connected to connecting rod 2 14 and spring 3 15. Spring 3 15 is sleeved on the outer wall of connecting rod 2 14. One end of spring 3 15 is fixedly connected to a limiting ring 16. The limiting ring 16 is fixedly connected to the inner wall of the detection rod housing 2. The limiting ring 16 is slidably connected to the outer wall of connecting rod 2 14. One end of connecting rod 2 14 is fixedly connected to the detection rod body 17.

[0027] A cup connecting groove 18 is provided on one side of the water quality detector housing 1 , and a detection cup 19 is connected in the cup connecting groove 18 . An arc-shaped support frame 20 is fixedly connected to one side of the water quality detector housing 1 , and the arc-shaped support frame 20 supports the detection cup 19 .

[0028] A T-shaped connecting groove 22 is provided on one side of the water quality detector housing 1, and a T-shaped connecting block 23 is slidably connected in the T-shaped connecting groove 22, and the T-shaped connecting block 23 is fixedly connected to the outer wall of the water quality detector housing 1. The cooperation between the T-shaped connecting groove 22 and the T-shaped connecting block 23 facilitates the removal of the detection rod housing 2, and facilitates the inspection and maintenance of the detection rod housing 2. A gasket 21 is fixedly connected to the side of the arc-shaped support frame 20 close to the detection cup 19, and the gasket 21 contacts the outer wall of the detection cup 19. The gasket 21 plays an anti-slip and protective role. The length of the pressing rod 15 is greater than the height of the limiting block 13. The distance from the connecting rod 10 to the limiting hole 3 is equal to the length of the detection rod body 17, and the length of the pressing rod 29 leaking out of the detection rod housing 2 is greater than the length of the detection rod body 17. This ensures that the detection rod body 17 can be fully exposed, which is convenient for the support of the detection, and the detection rod body 17 is electrically connected to the external power supply.

[0029] When the utility model is in operation: pour the water sample to be tested into the test cup 19, press the pressing rod 2 9 downward, then the pressing rod 2 9 drives the connecting rod 1 10, the spring 2 12 and the limit block 13 to move downward, and at the same time the connecting rod 10 drives the connecting rod 2 14 and the test rod body 17 to move downward to compress the spring 3 15, when the limit block 13 moves to the position of the limit hole 3, the limit block 13 moves toward the limit hole 3 under the cooperation of the spring 2 12, and the limit block 13 is stuck in the limit hole 3, at this time the test rod body 17 is exposed from the test rod shell 2 and enters the test cup 19, and the water sample is tested, and no electric drive is required, and the investment and maintenance costs are low; after the test is completed, the staff removes the test cup 19, wipes the test cup 19 and the test rod body 17 Wipe and clean. After cleaning, press the pressing rod 15 toward the detection rod housing 2. The pressing rod 15 passes through the limiting piece 28 and the limiting hole 3 to push the limiting block 13. The spring 2 12 shortens the limiting block 13 and is located inside the connecting hole 11. At the same time, with the cooperation of the spring 3 15, the connecting rod 10 drives the limiting block 13 to move upward, thereby retracting the detection rod body 17. Pressing the pressing rod 15 blocks the pressing rod 2 9 at the same time, controls the speed of the pressing rod 2 9, and prevents the detection rod body 17 from being retracted too quickly and causing vibration damage to the internal parts. When the staff needs to inspect the detection rod body 17, the detection rod housing 2 and the T-shaped connecting block 23 are pushed upward, and the T-shaped connecting block 23 slides out, which is convenient for inspecting and maintaining the detection rod of the portable water quality detector.

[0030] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various modifications or substitutions within the technical scope disclosed in the present invention, and such modifications or substitutions are intended to be within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope of protection of the claims.

Claims

1. A portable water quality detector, characterized by: The invention comprises a water quality detector shell (1), wherein one side of the water quality detector shell (1) is connected to a detection rod shell (2), an outer wall of the detection rod shell (2) is provided with a limiting hole (3), the outer side of the limiting hole (3) is connected to a support shell (4), a pressing rod (5) is slidably connected inside the support shell (4), the outer wall of the pressing rod (5) is fixedly connected to a limiting plate (6), the outer wall of the pressing rod (5) is sleeved with a spring (7), the spring (7) is fixedly connected to one side of the limiting plate (6), one end of the spring (7) is fixedly connected to a limiting plate (8), the limiting plate (8) is slidably connected to the outer wall of the pressing rod (5), the inside of the detection rod shell (2) is slidably connected to a pressing rod (9), one end of the pressing rod (9) is fixedly connected to a connecting rod (10), and the inner wall of the pressing rod (10) is fixedly connected to a connecting rod (11). Rod one (10), a connecting hole (11) is provided in the connecting rod one (10), a spring two (12) is fixedly connected inside the connecting hole (11), one end of the spring two (12) is fixedly connected to a limiting block (13), the upper surface of the limiting block (13) is against the inner wall of the detection rod shell (2), one end of the connecting rod one (10) is fixedly connected to the connecting rod two (14) and the spring three (15), the spring three (15) is sleeved on the outer wall of the connecting rod two (14), one end of the spring three (15) is fixedly connected to a limiting ring (16), the limiting ring (16) is fixedly connected to the inner wall of the detection rod shell (2), the limiting ring (16) is slidably connected to the outer wall of the connecting rod two (14), and one end of the connecting rod two (14) is fixedly connected to the detection rod body (17).

2. A portable water quality detector according to claim 1, characterized in that: A cup body connection groove (18) is provided on one side of the water quality detector housing (1), a detection cup (19) is connected in the cup body connection groove (18), and an arc-shaped support frame (20) is fixedly connected to one side of the water quality detector housing (1), and the arc-shaped support frame (20) supports the detection cup (19).

3. A portable water quality detector according to claim 1, characterized in that: A T-shaped connecting groove (22) is provided on one side of the water quality detector housing (1), a T-shaped connecting block (23) is slidably connected in the T-shaped connecting groove (22), and the T-shaped connecting block (23) is fixedly connected to the outer wall of the water quality detector housing (1).

4. A portable water quality detector according to claim 2, characterized in that: A gasket (21) is fixedly connected to one side of the arc-shaped support frame (20) close to the detection cup (19), and the gasket (21) is in contact with the outer wall of the detection cup (19).

5. The portable water quality detector according to claim 1, characterized in that: The length of the pressing rod (5) is greater than the height of the limiting block (13).

6. A portable water quality detector according to claim 1, characterized in that: The distance between the first connecting rod (10) and the limiting hole (3) is equal to the length of the detection rod body (17), and the length of the second pressing rod (9) leaking out of the detection rod housing (2) is greater than the length of the detection rod body (17).

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