Portable water quality testing equipment

Abstract

The present invention provides a portable water quality testing device, comprising a light source, a pipe, and a camera. A first through-hole is provided in the longitudinal direction of the pipe, through which the light source and camera are fixedly connected to the pipe. By employing coaxial digital holographic imaging technology and sealing the connection with the pipe to be tested, the device facilitates real-time testing of drinking water. An additional ultrasonic vibrating head enables self-cleaning of the lens within the pipe. By selecting a convex lens, the lens surface is aligned with the surface of the pipe structure, eliminating pits in the optical detection channel, minimizing the deposition of impurities, sand, and other impurities, thereby extending the device's service life and improving imaging accuracy.

Description

Technical Field

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

[0002] Water is the source of life and an indispensable substance in people's lives and production. The quality of domestic 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 drinking water quality standards are also constantly developing and improving accordingly. However, with the development of industry and the intensification of pollution, the water quality environment is also deteriorating. If contaminated drinking water is consumed by the general public, it will seriously threaten people's lives and health. Therefore, how to judge whether our domestic water is safe and clean is a matter of great concern to people.

[0003] Now the construction of tap water pipelines has been popularized in my country. The main source of drinking water in rural and urban areas is tap water. If there is a problem with the quality of drinking water, the harm caused will be large-scale. Therefore, water quality testing technology can timely, accurately, comprehensively and intuitively reflect whether the water quality meets the standards. It is an important technology to make people's lives healthier and happier. It is also necessary to ensure the accuracy and timeliness of water quality testing. However, many existing water quality testing equipment is generally large in size and expensive, and is not suitable for daily household use. Summary of the Invention

[0004] The purpose of the present invention is to overcome the defects of the existing technology and propose a portable water quality detection device that can realize the miniaturization and daily use of water quality detection equipment, and can ensure the performance of dynamic real-time detection of domestic water while also being resistant to vibration and impact.

[0005] To achieve the above objectives, the present invention adopts the following specific technical solutions:

[0006] The present invention provides a portable water quality detection device, comprising a light source portion (1), a pipe portion (2) and a camera portion (3), wherein a first through hole is provided in the radial direction of the pipe portion (2), and the light source portion (1) and the camera portion (3) are fixedly connected to the pipe portion (2) via the first through hole;

[0007] The light source part (1) comprises a first sealing box (11), a first sealing cover (12), a light source (13), a light source seat (14), a small hole (15), a small hole pressing plate (16), a first light pipe (17), a first lens (18) and a first window pressing plate (19); the first sealing box (11) and the first light pipe (17) are integrally formed; the first sealing cover (12) and the first sealing box (11) are interlocked with each other; the first lens (18) is fixedly installed in the interior of the first light pipe (17) through the first window pressing plate (19); the light source seat (14) is connected to the first window pressing plate (19); a stepped hole is opened in the interior of the light source seat (14); the small hole (15), the small hole pressing plate (16) and the light source (13) are installed in the stepped hole in sequence from the side close to the first window pressing plate (19).

[0008] Preferably, the camera part (3) includes a camera assembly (21), a camera seat (22), a second sealing box (23), a second sealing cover (24), a second lens (25), a second light-transmitting pipe (26) and a second window pressing piece (27); the second sealing box (23) and the second light-transmitting pipe (26) are integrally formed; the second sealing cover (24) and the second sealing box (23) are interlocked with each other; a second lens (25) is installed inside the second light-transmitting pipe (26); the second lens (25) is fixed by the second window pressing piece (27); the camera seat (22) is fixedly connected to the second sealing box (23); and the camera assembly (21) is installed in the camera seat (22).

[0009] Preferably, pipeline connection threads are processed at both ends of the pipeline portion (2), and the pipeline connection threads are used to connect to the pipeline to be tested.

[0010] Preferably, rubber rings (5) for shockproofing are respectively installed at the upper and lower ends of the first lens (18) and the second lens (25).

[0011] Preferably, the first window pressing plate (19) and the second window pressing plate (27) are hollow cylindrical structures, and a pressing plate inner surface thread is provided on the inner surface of the first window pressing plate, and a pressing plate outer surface thread is provided on the outer surface of the first window pressing plate (19) and the second window pressing plate (27), respectively. The pressing plate inner surface thread is connected to the light source seat (14), and the pressing plate outer surface thread is connected to the first light pipe (17) or the second light pipe (26).

[0012] Preferably, one end of the light source seat (14) is provided with a light source seat thread for engaging with the first window pressing piece (19).

[0013] Preferably, a stepped hole internal thread is provided inside the minimum aperture of the stepped hole, and a small hole pressing sheet external surface thread for cooperating with the stepped hole internal thread is provided on the outer surface of the small hole pressing sheet (16), and the small hole pressing sheet (16) is connected to the stepped hole thread and fixes the small hole (15).

[0014] Preferably, a light source connecting thread for being threadedly connected to the stepped hole is provided at one end of the light source (13).

[0015] Preferably, the camera assembly (21) includes a camera and a data storage device, the lens portion of the camera is inserted into the second light pipe (26) and is in close contact with the second window pressing piece (27), and the data storage device is installed in the camera assembly (21).

[0016] Preferably, tenons are formed on the first sealing box (11) and the second sealing box (23), and tenons for engaging with the tenons are provided on the first sealing cover (12) and the second sealing cover (24).

[0017] Preferably, a wire hole connector (4) for leading out the power line of the internal components and connecting to the power supply is provided on the outer surface of the first sealed box (11) and the second sealed box (23).

[0018] Preferably, lens slots for mounting the first lens (18) and the second lens (25) are respectively provided on the inner surfaces of the first light passage pipe (17) and the second light passage pipe (26).

[0019] Preferably, an ultrasonic vibrator for cleaning the surface of the lenses is installed next to the first lens (18) and the second lens (25).

[0020] Preferably, the first lens (18) and the second lens (25) are both convex lenses.

[0021] Preferably, a camera network cable port (28) for connecting a network cable is provided on the second sealing cover (24).

[0022] Preferably, the first sealing box (11), the second sealing box (23), the first sealing cover (12), the second sealing cover (24) and the pipeline portion (2) are made of metal.

[0023] Preferably, the metal is stainless steel, iridium or titanium alloy.

[0024] Preferably, countersunk holes are provided on the camera seat (22), and the number of the countersunk holes is at least two.

[0025] Preferably, the light source (13) is a light emitting diode.

[0026] The present invention can achieve the following technical effects:

[0027] 1. By adopting coaxial digital holographic imaging technology and sealing connection with the pipeline to be tested, it is convenient to conduct real-time detection of drinking water.

[0028] 2. The added ultrasonic vibration head can realize the self-cleaning function of the lens in the pipeline.

[0029] 3. By selecting convex lenses, the surface of the lens is made flush with the surface of the pipeline structure, and there are no pits in the optical detection channel, which minimizes the deposition of impurities such as sand and dust, increases the service life of the equipment, and improves the accuracy of imaging. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 1 is a schematic diagram of the assembly of a portable water quality detection device provided according to an embodiment of the present invention.

[0031] Figure 2 2 is a front cross-sectional schematic diagram of a portable water quality detection device provided according to an embodiment of the present invention.

[0032] Figure 3 It is a right side view of a portable water quality detection device provided according to an embodiment of the present invention.

[0033] Figure 4 3 is a schematic front cross-sectional view of a light source portion provided according to an embodiment of the present invention.

[0034] Figure 5 2 is a front cross-sectional schematic diagram of a camera portion provided according to an embodiment of the present invention.

[0035] The figure marks include: light source part 1, first sealing box 11, first sealing cover 12, light source 13, light source seat 14, small hole 15, small hole pressing piece 16, first light pipe 17, first lens 18, first window pressing piece 19, pipe part 2, camera part 3, camera assembly 21, camera seat 22, second sealing box 23, second sealing cover 24, second lens 25, second light pipe 26, second window pressing piece 27, camera network cable port 28, wire threading hole connector 4, rubber ring 5, ultrasonic probe 6. DETAILED DESCRIPTION

[0036] Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the following description, identical modules are denoted by identical reference numerals. In the case of identical reference numerals, their names and functions are also identical. Therefore, their detailed description will not be repeated.

[0037] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and do not constitute a limitation of the present invention.

[0038] Figure 1 The figure shows an assembly diagram of a portable water quality detection device provided by an embodiment of the present invention.

[0039] like Figure 1 As shown, an embodiment of the present invention provides a portable water quality testing device. It includes a light source 1, a pipe 2, and a camera 3. A first through-hole is defined longitudinally along the pipe 2, through which the light source 1 and camera 3 are fixedly connected to the pipe 2. Pipe connection threads are defined at both ends of the pipe 2 for connecting to the pipe under test. A camera network cable port 28 is defined on the second sealing cover 24 for connecting a network cable.

[0040] The connection method may be laser welding or an integrated molding process to ensure a tight connection between the light source part 1 , the camera part 3 and the pipe part 2 .

[0041] Figure 2 A front cross-sectional schematic diagram of a portable water quality detection device provided by an embodiment of the present invention is shown.

[0042] like Figure 2 As shown, an ultrasonic vibrator for cleaning the lens surface is installed next to the first lens 18 and the second lens 25, and a portion of the first light pipe 17 and the second light pipe 26 are inserted into the interior of the pipe part 2 through the first through hole to ensure the connection sealing and improve the accuracy of water quality detection.

[0043] Figure 3 A right side view of a portable water quality detection device provided by an embodiment of the present invention is shown.

[0044] like Figure 3 As shown, a wire hole connector 4 for leading out the internal component power line and connecting it to the power supply is provided on the outer surface of the first sealing box 11 and the second sealing box 23. The wire hole connector 4 can provide a sealed and waterproof environment for the internal component power line in a humid environment.

[0045] Figure 4 FIG2 shows a front cross-sectional schematic diagram of the light source part 1 provided in an embodiment of the present invention.

[0046] like Figure 4As shown, the light source part 1 includes a first sealing box 11, a first sealing cover 12, a light source 13, a light source seat 14, a small hole 15, a small hole pressing piece 16, a first light pipe 17, a first lens 18 and a first window pressing piece 19. A first blind hole is opened on the first sealing box 11, one end of the first light pipe 17 is connected to the first blind hole, and the other end is connected to the first through hole. The first sealing cover 12 and the first sealing box 11 are interlocked with each other, and a first lens 18 is installed inside the first light pipe 17. The first lens 18 is fixed by the first window pressing piece 19, the light source seat 14 is connected to the first window pressing piece 19, and a stepped hole is opened inside the light source seat 14. The small hole 15, the small hole pressing piece 16 and the light source 13 are installed in the stepped hole in sequence from the side close to the first window pressing piece 19.

[0047] A stepped hole internal thread is provided inside the minimum aperture of the stepped hole, and a small hole pressing piece 16 external surface thread for cooperating with the stepped hole internal thread is provided on the outer surface of the small hole pressing piece 16. The small hole pressing piece 16 is connected to the stepped hole thread and fixes the small hole 15.

[0048] The light source 13 can be a light emitting diode or other light sources 13 that can provide stable lighting.

[0049] Figure 5 FIG2 shows a front cross-sectional schematic diagram of the camera part 3 provided by the embodiment of the present invention.

[0050] like Figure 5 As shown, the camera part 3 includes a camera assembly 21, a camera base 22, a second sealed box 23, a second sealed cover 24, a second lens 25, a second light pipe 26 and a second window pressing piece 27. A second blind hole is opened on the second sealed box 23, one end of the second light pipe 26 is connected to the second blind hole, and the other end is connected to the first through hole. The second sealing cover 24 and the second sealed box 23 are interlocked with each other, and a second lens 25 is installed inside the second light pipe 26. The second lens 25 is fixed by the second window pressing piece 27. The camera base 22 is fixedly connected to the second sealed box 23, and the camera assembly 21 is installed in the camera base 22.

[0051] In the embodiment provided by the present invention, countersunk holes are provided at the four corners of the camera seat 22 , and the camera seat 22 and the second sealing box 23 are fixedly connected by countersunk screws.

[0052] The camera assembly 21 includes a camera and a data storage device. The lens portion of the camera is inserted into the second light pipe 26 and is in close contact with the second window pressing piece 27 . The data storage device is installed in the camera assembly 21 .

[0053] Rubber rings 5 ​​for shockproofing are installed at the upper and lower ends of the first lens 18 and the second lens 25 .

[0054] The first window pressing piece 19 and the second window pressing piece 27 are hollow cylindrical structures. The inner surface of the first window pressing piece is provided with a pressing piece inner surface thread, and the outer surfaces of the first window pressing piece 19 and the second window pressing piece 27 are respectively provided with a pressing piece outer surface thread. The pressing piece inner surface thread is connected to the light source seat 14, and the pressing piece outer surface thread is connected to the first light pipe 17 or the second light pipe 26.

[0055] The first sealing box 11, the second sealing box 23, the first sealing cover 12, the second sealing cover 24 and the pipeline portion 2 are made of metal, such as stainless steel, iridium or titanium alloy. In the embodiment provided by the present invention, 304 stainless steel is selected.

[0056] Tenons are formed on the first sealing box 11 and the second sealing box 23, and mortises are provided on the first sealing cover 12 and the second sealing cover 24 for engaging with the tenons. A rubber ring 5 or other flexible material can be added to the mortise to better enhance the overall sealing and achieve waterproof and moisture-proof effects.

[0057] Lens slots for mounting the first lens 18 and the second lens 25 are provided on the inner surfaces of the first light pipe 17 and the second light pipe 26. The first lens 18 and the second lens 25 are convex mirrors, which are convenient for cooperating with the lens slots, so that the surfaces of the first light pipe 17 and the second light pipe 26 and the first lens 18 and the second lens 25 are flush with each other without any depressions. Therefore, during use, the mirror surface will not deposit small impurities or contaminants, thereby keeping the lenses clean to the greatest extent.

[0058] When testing water quality, screw the pipe part 2 onto the pipe to be tested, check the air tightness and then connect the power line and data line.

[0059] When the device is started, the light source 13 is scattered through the small hole 15, and the small hole 15 is used to increase the spatial coherence, so that the imaging effect is better. Then, after passing through the first lens 18 and the second lens 25, the hologram is received, collected and analyzed by the camera and data storage, and finally the data information of the tested water quality is derived.

[0060] In the description of this specification, the reference terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0061] Although the embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and are not to be construed as limitations on the present invention. A person skilled in the art may change, modify, replace and modify the above embodiments within the scope of the present invention.

[0062] The above specific embodiments of the present invention do not constitute a limitation on the scope of protection of the present invention. Any other corresponding changes and modifications made based on the technical concept of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A portable water quality testing device, characterized in that: It comprises a light source part (1), a pipe part (2) and a camera part (3), wherein a first through hole is provided in the radial direction of the pipe part (2), and the light source part (1) and the camera part (3) are fixedly connected to the pipe part (2) via the first through hole; The light source part (1) comprises a first sealing box (11), a first sealing cover (12), a light source (13), a light source seat (14), a small hole (15), a small hole pressing piece (16), a first light pipe (17), a first lens (18) and a first window pressing piece (19), wherein the first sealing box (11) and the first light pipe (17) are integrally formed, the first sealing cover (12) and the first sealing box (11) are interlocked with each other, the first lens (18) is fixedly installed in the interior of the first light pipe (17) through the first window pressing piece (19), the light source seat (14) is connected to the first window pressing piece (19), a stepped hole is opened in the interior of the light source seat (14), and the small hole (15), the small hole pressing piece (16) and the light source (13) are installed in the stepped hole in sequence from the side close to the first window pressing piece (19); The camera portion (3) includes a camera assembly (21), a camera base (22), a second sealing box (23), a second sealing cover (24), a second lens (25), a second light pipe (26) and a second window pressing piece (27); the second sealing box (23) and the second light pipe (26) are integrally formed; the second sealing cover (24) and the second sealing box (23) are interlocked with each other; a second lens (25) is installed inside the second light pipe (26); the second lens (25) is fixed by the second window pressing piece (27); the camera base (22) is fixedly connected to the second sealing box (23); and the camera assembly (21) is installed in the camera base (22); An ultrasonic vibrator for cleaning the lens surfaces is installed next to the first lens (18) and the second lens (25); The first lens (18) and the second lens (25) are both convex lenses.

2. The portable water quality testing device according to claim 1, characterized in that: Pipe connection threads are machined at both ends of the pipe portion (2), and the pipe connection threads are used to connect to the pipe to be tested.

3. The portable water quality testing device according to claim 1, characterized in that: Rubber rings (5) for shockproofing are respectively installed at the upper and lower ends of the first lens (18) and the second lens (25).

4. The portable water quality testing device according to claim 1, wherein: The first window pressing piece (19) and the second window pressing piece (27) are hollow cylindrical structures. A pressing piece inner surface thread is provided on the inner surface of the first window pressing piece, and a pressing piece outer surface thread is provided on the outer surface of the first window pressing piece (19) and the second window pressing piece (27). The pressing piece inner surface thread is connected to the light source seat (14), and the pressing piece outer surface thread is connected to the first light pipe (17) or the second light pipe (26).

5. The portable water quality testing device according to claim 1, wherein: One end of the light source seat (14) is provided with a light source seat thread for engaging with the first window pressing piece (19).

6. The portable water quality testing device according to claim 1, characterized in that: A stepped hole internal thread is provided inside the minimum aperture of the stepped hole, and a small hole pressing piece external surface thread for cooperating with the stepped hole internal thread is provided on the outer surface of the small hole pressing piece (16). The small hole pressing piece (16) is connected to the stepped hole thread and fixes the small hole (15).

7. The portable water quality testing device according to claim 6, characterized in that: A light source connecting thread for being threadedly connected to the stepped hole is provided at one end of the light source (13).

8. The portable water quality testing device according to claim 1, wherein: The camera assembly (21) comprises a camera and a data storage device. The lens portion of the camera is inserted into the second light pipe (26) and is in close contact with the second window pressing piece (27). The data storage device is installed in the camera assembly (21).

9. The portable water quality testing device according to claim 1, wherein: Tenons are formed on the first sealing box (11) and the second sealing box (23), and tenons for engaging with the tenons are provided on the first sealing cover (12) and the second sealing cover (24).

10. The portable water quality testing device according to claim 1, wherein: A wire hole connector (4) for leading out the power line of the internal components and connecting to the power supply is provided on the outer surface of the first sealed box (11) and the second sealed box (23).

11. The portable water quality testing device according to claim 1, wherein: Lens slots for mounting the first lens (18) and the second lens (25) are respectively provided on the inner surfaces of the first light-transmitting pipe (17) and the second light-transmitting pipe (26).

12. The portable water quality testing device according to claim 1, wherein: A camera network cable port (28) for connecting a network cable is provided on the second sealing cover (24).

13. The portable water quality testing device according to claim 1, wherein: The first sealing box (11), the second sealing box (23), the first sealing cover (12), the second sealing cover (24) and the pipeline portion (2) are made of metal.

14. The portable water quality testing device according to claim 13, wherein: The metal is stainless steel, iridium or titanium alloy.

15. The portable water quality testing device according to claim 1, wherein: Countersunk holes are provided on the camera seat (22), and the number of the countersunk holes is at least two.

16. The portable water quality testing device according to claim 1, wherein: The light source (13) is a light emitting diode.

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