Sampling device for sewage detection

Abstract

The utility model discloses a sampling device for sewage detection, which comprises a sampling bottle body, a lower sampling sealing cover is screwed below the sampling bottle body, and a lower one-way valve pipe is fixedly connected below the lower sampling sealing cover in a penetrating manner; a connecting internal thread, a sealing insertion pipe and a sealing gasket structure are also arranged in the upper sampling sealing cover, so that a good sealing effect can be achieved through a plurality of groups of sealing gaskets after installation, then a lifting rope penetrates through the lifting guide pipe and then is knotted at the lower part, and through the guide of the lifting guide pipe and a through-connection U-shaped lifting ring, the lifting rope is knotted at the lower part. The sampling bottle body can be kept vertical all the time so as to facilitate sampling, then a suction pipe is connected to a connecting external thread pipe, the whole sampling device is hung into sewage to be sampled, and large impurities in the sewage can be effectively prevented from being sucked through blocking of a sampling sieve plate; by pressing the outer clamping ring, the sampling sieve plate assembly can be quickly and conveniently disassembled, replaced and cleaned through the connecting clamping groove and the connecting clamping rod which are clamped in a matched mode, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage sampling equipment, in particular to a sampling device for sewage detection. Background Technique

[0002] Sewage detection is one of the important aspects of environmental monitoring. It mainly focuses on pollutants and pollution indicators in the water environment to evaluate and monitor the effect of the sewage treatment process, water quality, and the impact on the surrounding environment. When detecting sewage, a sampling device is needed to sample the sewage. However, the existing sampling devices for sewage detection may be blocked by impurities in the sewage during use, making it inconvenient to sample, and it is also relatively inconvenient to clean after being blocked. Content of the Utility Model

[0003] The purpose of the utility model is to provide a sampling device for sewage detection to solve the problem that the existing sampling devices for sewage detection may be blocked by impurities in the sewage during use, making it inconvenient to sample, and it is also relatively inconvenient to clean after being blocked.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A sampling device for sewage detection, including: a sampling bottle body, a lower sampling cover is screwed below the sampling bottle body, a one-way valve pipe is fixedly connected through the lower sampling cover below, a lower sampling filter head is screwed below the one-way valve pipe, a sampling sieve plate assembly is clamped below the lower sampling filter head, an internal side wall of the lower sampling cover is provided with an internal connecting thread, a sealing insertion pipe is fixedly connected inside the upper part of the lower sampling cover, a sealing gasket is fixedly connected outside the sealing insertion pipe, an internally threaded connection pipe orifice is opened at one end inside the lower sampling filter head, a connection clamping groove is opened outside the lower part of the lower sampling filter head, the sampling sieve plate assembly includes an outer clamping ring, a connecting clamping rod is fixedly connected inside the outer clamping ring, a sampling sieve plate is fixedly connected at one end of the connecting clamping rod, and sampling sieve holes are opened inside the sampling sieve plate.

[0005] As a further solution of the utility model: A side connecting rod is fixedly connected outside the upper part of the sampling bottle body, a U-shaped hanging ring is rotated at one end of the side connecting rod, an internally threaded hanging ring mounting rod is fixedly connected at one end of the side connecting rod, mounting through holes are opened inside both ends of the U-shaped hanging ring, and a hoisting guiding pipe is fixedly connected above the U-shaped hanging ring.

[0006] As a further solution of the utility model: External connecting threads are opened on the outer sides of both the upper and lower ends of the sampling bottle body, an upper sampling cover is screwed above the sampling bottle body, an upper one-way valve pipe is fixedly connected through the upper sampling cover above, and an external threaded pipe is opened outside the upper part of the upper one-way valve pipe.

[0007] As a further solution of the present utility model: The sealed insertion tube and the sealed gasket are adaptively inserted into the interior of the sampling bottle body. The number of the sealed gaskets is set to be multiple groups, and the number of the connection card slots and the connection card rods are both set to be four groups and are adaptively clamped.

[0008] As a further solution of the present utility model: The outer clamping ring is arranged outside the lower sampling filter head, the sampling sieve plate is embedded inside the lower sampling filter head, and a plurality of groups of sampling sieve holes are evenly arranged inside the sampling sieve plate.

[0009] As a further solution of the present utility model: The number of the side connecting rods, the inner threaded rod for installing the hanging ring and the installation through holes are all set to be two groups. One end of the inner threaded rod for installing the hanging ring is screwed with a fixing bolt outside the U-shaped hanging ring. The inner threaded rod for installing the hanging ring penetrates through the installation through hole, and a through hole is opened inside the hoisting guide pipe to penetrate through the U-shaped hanging ring.

[0010] Compared with the prior art, the beneficial effects of the present utility model are:

[0011] In the present utility model, a connection internal thread, a sealed insertion tube and a sealed gasket structure are also arranged inside the upper sampling cover. In this way, after installation, multiple groups of sealed gaskets can achieve a good sealing effect. Then, after threading a lifting rope through the hoisting guide pipe and tying a knot at the lower part, through the guiding of the hoisting guide pipe and the transferred U-shaped hanging ring, the sampling bottle body can always be kept vertical, thus facilitating sampling. Then, a suction pipe is connected to the connection external thread pipe, and the whole sampling device is hoisted into the sewage to be sampled. Through the blocking of the sampling sieve plate, larger sundries in the sewage can be effectively prevented from being sucked in. And by pressing the outer clamping ring, the sampling sieve plate assembly can be quickly and conveniently disassembled, replaced and cleaned through the adaptively clamped connection card slots and connection card rods, and the use is more convenient. Description of the Drawings

[0012] Figure 1 is the overall structural schematic diagram of a sampling device for sewage detection according to the present utility model;

[0013] Figure 2 is the structural schematic diagram of the lower sampling cover of a sampling device for sewage detection according to the present utility model;

[0014] Figure 3 is the structural schematic diagram of the lower sampling filter head of a sampling device for sewage detection according to the present utility model;

[0015] Figure 4 is the structural schematic diagram of the sampling sieve plate assembly of a sampling device for sewage detection according to the present utility model;

[0016] Figure 5It is a schematic structural diagram of a sampling bottle body in a sampling device for sewage detection described in the present utility model;

[0017] Figure 6 It is a schematic structural diagram of a U-shaped hanging ring in a sampling device for sewage detection described in the present utility model.

[0018] In the figure: 1. Sampling bottle body; 2. Lower sampling cover; 3. Lower one-way valve pipe; 4. Lower sampling filter head; 5. Sampling sieve plate assembly; 6. Connecting internal thread; 7. Sealing insertion tube; 8. Sealing gasket; 9. Internal thread connecting pipe orifice; 10. Connecting card slot; 11. Outer snap ring; 12. Connecting card rod; 13. Sampling sieve plate; 14. Sampling sieve holes; 15. Side connecting rod; 16. U-shaped hanging ring; 17. Inner threaded rod for hanging ring installation; 18. Installation through hole; 19. Lifting guide pipe; 20. Connecting external thread; 21. Upper sampling cover; 22. Upper one-way valve pipe; 23. Connecting external thread pipe. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection", "connection", "setting" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations. Next, the embodiments of the present utility model will be described according to its overall structure.

[0021] Refer to Figures 1 to 4In the embodiment of the utility model, a sampling device for sewage detection includes: a sampling bottle body 1, a lower sampling cover 2 is screwed on the bottom of the sampling bottle body 1, a lower one-way valve tube 3 is fixedly connected to the bottom of the lower sampling cover 2, a lower sampling filter head 4 is screwed on the bottom of the lower one-way valve tube 3, a sampling sieve plate assembly 5 is clamped on the bottom of the lower sampling filter head 4, a connecting internal thread 6 is provided on the inner side wall of the lower sampling cover 2, a sealing insert 7 is fixedly connected to the top of the lower sampling cover 2, a sealing gasket 8 is fixedly connected to the outside of the sealing insert 7, an internal threaded connecting pipe port 9 is provided at one end of the lower sampling filter head 4, and a connecting card slot is provided on the outer side of the lower sampling filter head 4 10. The sampling sieve plate assembly 5 includes an outer clamp ring 11, a connecting clamp rod 12 is fixedly connected to the inner side of the outer clamp ring 11, a sampling sieve plate 13 is fixedly connected to one end of the connecting clamp rod 12, a sampling sieve hole 14 is opened inside the sampling sieve plate 13, a sealing insert 7 and a sealing gasket 8 are adapted to be inserted into the sampling bottle body 1, a plurality of groups of sealing gaskets 8 are provided, four groups of connecting slots 10 and connecting clamp rods 12 are provided and adapted to be clamped, the outer clamp ring 11 is arranged outside the lower sampling filter head 4, the sampling sieve plate 13 is embedded inside the lower sampling filter head 4, a plurality of groups of sampling sieve holes 14 are opened and are evenly opened inside the sampling sieve plate 13.

[0022] Reference Figures 5 to 6 A side connecting rod 15 is fixedly connected to the outer side of the upper part of the sampling bottle body 1, and a U-shaped hanging ring 16 is transferred to one end of the side connecting rod 15, and a hanging ring mounting internal threaded rod 17 is fixedly connected to one end of the side connecting rod 15. Mounting through holes 18 are provided inside both ends of the U-shaped hanging ring 16, and a hanging guide tube 19 is fixedly connected to the upper part of the U-shaped hanging ring 16. There are two groups of side connecting rods 15, hanging ring mounting internal threaded rods 17 and mounting through holes 18. One end of the hanging ring mounting internal threaded rod 17 is screwed with a fixing bolt located on the outer side of the U-shaped hanging ring 16, and the hanging ring mounting internal threaded rod 17 passes through the mounting through hole 18. A through hole is provided inside the hanging guide tube 19 and passes through the U-shaped hanging ring 16.

[0023] Reference Figure 1 and Figure 5 The outer sides of the upper and lower ends of the sampling bottle body 1 are provided with connecting external threads 20, an upper sampling cover 21 is screwed on the top of the sampling bottle body 1, an upper one-way valve tube 22 is fixedly connected to the top of the upper sampling cover 21, and a connecting external threaded tube 23 is provided on the outer side above the upper one-way valve tube 22.

[0024] The working principle of the utility model is as follows: When in use, first screw the lower sampling cover 2 and the upper sampling cover 21 onto the upper and lower sides of the sampling bottle body 1 respectively through the connecting external thread 20. The connecting internal thread 6, the sealing insertion tube 7 and the sealing washer 8 are also arranged inside the upper sampling cover 21. In this way, after installation, a good sealing effect can be achieved through multiple groups of sealing washers 8. Then, pass a lifting rope through the lifting guide tube 19 and tie a knot at the lower part. Through the guidance of the lifting guide tube 19 and the transferred U-shaped lifting ring 16, the sampling bottle body 1 can always be kept vertical, thus facilitating sampling. Then, connect a suction pipe to the connecting external thread pipe 23, lift the whole sampling device into the sewage to be sampled. Blocked by the sampling sieve plate 13, larger sundries in the sewage can be effectively prevented from being sucked in. And by pressing the outer snap ring 11, the sampling sieve plate assembly 5 can be quickly and conveniently disassembled, replaced and cleaned through the connecting card slot 10 and the connecting card rod 12 with matching snap connection, making it more convenient to use. And when sampling, through the arranged lower one-way valve tube 3 and the upper one-way valve tube 22, the sewage can be prevented from flowing out after sampling and a sealing effect can be achieved.

[0025] The above-mentioned is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solution of the utility model and its inventive concept, makes equivalent replacement or change, and should be covered within the protection scope of the utility model.

Claims

1. A sampling device for sewage detection, characterized in that: include: A sampling bottle body (1), a lower sampling cover (2) is screwed on the lower part of the sampling bottle body (1), a lower one-way valve tube (3) is fixedly connected to the lower part of the lower sampling cover (2), a lower sampling filter head (4) is screwed on the lower part of the lower one-way valve tube (3), a sampling sieve plate assembly (5) is clamped on the lower part of the lower sampling filter head (4), a connecting internal thread (6) is provided on the inner side wall of the lower sampling cover (2), a sealing insert (7) is fixedly connected to the upper part of the lower sampling cover (2), and the sealing insert (7) A sealing gasket (8) is fixedly connected to the outside, an internal threaded connecting pipe port (9) is provided at one end of the lower sampling filter head (4), a connecting slot (10) is provided at the outside of the lower part of the lower sampling filter head (4), the sampling sieve plate assembly (5) comprises an outer clamping ring (11), a connecting clamping rod (12) is fixedly connected to the inside of the outer clamping ring (11), a sampling sieve plate (13) is fixedly connected to one end of the connecting clamping rod (12), and a sampling sieve hole (14) is provided inside the sampling sieve plate (13).

2. A sewage sampling device according to claim 1, characterized in that: A side connecting rod (15) is fixedly connected to the outer side of the upper part of the sampling bottle body (1), one end of the side connecting rod (15) is connected to a U-shaped hanging ring (16), one end of the side connecting rod (15) is fixedly connected to a hanging ring mounting internal threaded rod (17), both ends of the U-shaped hanging ring (16) are provided with mounting through holes (18), and a hanging guide tube (19) is fixedly connected to the upper part of the U-shaped hanging ring (16).

3. A sewage sampling device according to claim 1, characterized in that: The upper and lower ends of the sampling bottle body (1) are both provided with connecting external threads (20), an upper sampling cover (21) is screwed on the top of the sampling bottle body (1), an upper one-way valve tube (22) is fixedly connected to the top of the upper sampling cover (21), and a connecting external threaded tube (23) is provided on the upper outer side of the upper one-way valve tube (22).

4. A sewage sampling device according to claim 1, characterized in that: The sealing insert (7) and the sealing gasket (8) are adapted to be inserted into the interior of the sampling bottle (1), the sealing gaskets (8) are provided in multiple groups, and the connecting slots (10) and the connecting rods (12) are provided in four groups and adapted to be inserted.

5. A sewage sampling device according to claim 1, characterized in that: The outer clamping ring (11) is arranged outside the lower sampling filter head (4), the sampling sieve plate (13) is embedded inside the lower sampling filter head (4), and the sampling sieve holes (14) are arranged in a plurality of groups and are evenly arranged inside the sampling sieve plate (13).

6. A sewage sampling device according to claim 2, characterized in that: The side connecting rod (15), the lifting ring mounting internal threaded rod (17) and the mounting through hole (18) are all provided in two groups, one end of the lifting ring mounting internal threaded rod (17) is screwed with a fixing bolt located on the outside of the U-shaped lifting ring (16), the lifting ring mounting internal threaded rod (17) passes through the mounting through hole (18), and a through hole is provided inside the lifting guide tube (19) to pass through the U-shaped lifting ring (16).

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