Water quality sampling device for industrial wastewater monitoring

CN224744599UActive Publication Date: 2026-09-11NANJING UNIV OF INFORMATION SCI & TECH +1
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Patent Information

Application Number
CN202521474347.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-15
Publication Date
2026-09-11
Estimated Expiration
2035-07-15

AI Technical Summary

Technical Problem

传统的工业污水采样多采用人工直接取样或简易容器收集的方式,存在操作不便、采样位置固定、难以保证样本代表性等问题

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Abstract

The utility model relates to water quality sampling technical field, concretely is a kind of water quality sampling device for industrial sewage monitoring, through the cooperation of rotating buckle subassembly and guide structure, operator only needs to rotate handle to realize the quick installation and disassembly of sampling assembly, greatly reduce operation complexity, improve sampling efficiency.Cleaning plate is set around sleeve, when sampling assembly is extracted, and mud, oil stain and other impurities adhered to the outer wall of sleeve are automatically scraped off by elastic deformation, avoid secondary pollution caused by residual pollutants.The sealing design of valve pipeline and water storage component can accurately control the inflow of sewage and prevent leakage, facilitate equipment maintenance and component replacement, the overall structure is compact, convenient to operate, effectively improve industrial sewage sampling efficiency, improve the reliability and security of industrial sewage monitoring.
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Description

Technical Field

[0001] This utility model relates to the field of water quality sampling technology, specifically to a water quality sampling device for industrial wastewater monitoring. Background Technology

[0002] In industrial production processes, water quality monitoring of wastewater discharge is a crucial step in ensuring environmental safety and compliant production. Traditional industrial wastewater sampling methods often rely on manual direct sampling or collection using simple containers, which suffer from inconvenience, fixed sampling locations, and difficulty in ensuring sample representativeness. Some existing sampling devices are complex in structure, difficult to install and disassemble, increasing the workload and time costs for monitoring personnel. Furthermore, since wastewater often contains impurities such as silt and oil, residual pollutants in the device after sampling can easily cause secondary pollution, affecting the accuracy of subsequent sampling results. In addition, traditional sampling devices often have poor sealing performance, leading to wastewater leakage, which not only pollutes the environment but also poses potential safety hazards to operators. Therefore, there is an urgent need for a simple-to-operate, clean, efficient, and highly airtight industrial wastewater monitoring water quality sampling device to meet the actual needs of industrial wastewater monitoring. Utility Model Content

[0003] The purpose of this invention is to address the shortcomings of existing technologies by proposing a water quality sampling device for industrial wastewater monitoring.

[0004] To achieve the above objectives, the present invention adopts the following technical solution: an industrial wastewater monitoring water quality sampling device, comprising: a wastewater outlet, with a support column welded to the side wall; a support assembly, with its bottom threadedly connected to the support column, and an internal rotating buckle assembly for supporting the equipment, and an internal cleaning plate connected by a snap fastener for cleaning when the sleeve is removed; a sleeve, with its exterior threadedly connected to the support assembly, and its bottom connected to a sampling assembly via a pipe for transporting wastewater to the sampling assembly; and a sampling assembly connected within the support assembly via a rotating buckle assembly, with wastewater sampled through an internal connecting assembly and a water storage assembly, and its bottom connected to a valve pipe via a pipe.

[0005] As a further description of the above technical solution:

[0006] The rotating buckle assembly includes: a base, which is disposed within the bracket assembly and is used to support the sampling component after rotational connection; and a guide buckle groove, which is disposed on the base and cooperates with the guide shaft through the groove for locking after rotation.

[0007] As a further description of the above technical solution:

[0008] The cleaning plate is wrapped around the outside of the sleeve and disposed inside the support assembly, and is used to clean the outer wall after the sampling component is extracted.

[0009] As a further description of the above technical solution:

[0010] The connecting assembly includes: a bucket lid with internal threads for connecting to the bucket body; a guide shaft located on the side of the bucket lid for rotating with a guide slot to support the bucket lid; and a handle bolted to the top of the bucket lid for rotating, securing, and removing the device.

[0011] As a further description of the above technical solution:

[0012] The water storage assembly includes: a sealing ring, disposed between the bucket lid and the bucket body, for sealing during sewage sampling; a bucket body, connected to the bucket lid by threads and disposed inside the sleeve, for storing collected sewage; and a pipe opening, connected to the bucket body on one side and to a valve pipe on the other side, for transporting sewage.

[0013] As a further description of the above technical solution:

[0014] The outer wall of the barrel fits snugly against the inner wall of the sleeve to ensure a tight fit when the water storage component is inserted and removed.

[0015] As a further description of the above technical solution:

[0016] The valve pipe is bolted to the bottom of the sleeve. One end is used for sewage inlet and the other end outlet is connected to the sampling component through a pipe for opening and closing during sewage sampling and transportation.

[0017] This utility model has the following beneficial effects:

[0018] 1. This device enables quick installation and removal of the sampling component through a rotary buckle assembly. The operator simply turns the handle to move the guide shaft along the guide buckle groove to lock and separate the component, reducing operational difficulty and improving sampling efficiency. Simultaneously, a cleaning plate surrounds the sleeve, automatically scraping away impurities from the outer wall of the sleeve when the sampling component is withdrawn, preventing contamination and ensuring sampling accuracy.

[0019] 2. The valves, pipes, and water storage components work together to precisely control the wastewater sampling volume and prevent leakage; all components use threaded or flanged connections for easy maintenance and replacement. The modular design allows it to adapt to different operating conditions, achieving efficient and stable sampling of industrial wastewater. Attached Figure Description

[0020] Figure 1 This is an overall diagram of the equipment of this utility model;

[0021] Figure 2 This is a schematic diagram of the device structure of this utility model;

[0022] Figure 3This is a schematic diagram of the sampling component structure of this utility model;

[0023] Figure 4 This is a schematic diagram of the groove structure of the bucket lid of this utility model.

[0024] Legend:

[0025] 1. Sewage drain outlet; 2. Support assembly; 201. Support column; 202. Base; 203. Guide groove; 3. Sleeve; 4. Sampling assembly; 401. Bucket lid; 402. Guide shaft; 403. Sealing ring; 404. Bucket body; 405. Pipe opening; 406. Handle; 5. Valve pipe; 6. Cleaning plate. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. The utility model will be further described in detail below with reference to the accompanying drawings.

[0028] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0029] Example 1:

[0030] like Figures 1 to 4As shown, this embodiment provides an industrial wastewater monitoring water quality sampling device, comprising: a wastewater outlet 1, with a support column 201 welded to its side wall; a support assembly 2, with its bottom threadedly connected to the support column 201, and an internal rotating buckle assembly for supporting the equipment, and an internal cleaning plate 6 connected by a snap fastener for cleaning when the sleeve 3 is removed; a sleeve 3, with its exterior threadedly connected to the support assembly 2, and its bottom connected to a sampling assembly 4 via a pipe for transporting wastewater to the sampling assembly 4; and a sampling assembly 4, connected to the support assembly 2 via a rotating buckle assembly, with wastewater sampled through an internal connecting assembly and a water storage assembly, and its bottom connected to a valve pipe 5 via a pipe.

[0031] In this embodiment, the support assembly, sleeve, sampling assembly, valve pipeline and cleaning plate constitute an industrial wastewater monitoring water quality sampling device according to this application.

[0032] Specifically, the rotating buckle assembly includes: a base 202, which is disposed within the bracket assembly 2 and is used to support the sampling assembly 4 after rotational connection; and a guide buckle groove 203, which is disposed on the base 202 and cooperates with the guide shaft 402 through the groove for locking after rotation.

[0033] In this embodiment, the guide shaft 402 of the sampling component 4 is inserted into the guide groove 203 and moves along the spiral groove trajectory when rotating, thereby locking and unlocking the sampling component 4. The mechanical limit enables the rotational installation and fixation of the sampling component 4, making the operation convenient.

[0034] Specifically, the cleaning plate 6 is wrapped around the outside of the sleeve 3 and disposed inside the support assembly 2, and is used to clean the outer wall after the sampling assembly 4 is pulled out.

[0035] As a preferred implementation, when the sampling component 4 is pulled out of the sleeve 3, the inner wall of the cleaning plate 6 rubs against the outer wall of the sleeve 3 to scrape off the attached sewage impurities, automatically cleaning the outer wall of the sleeve 3 and avoiding secondary pollution.

[0036] Example 2:

[0037] Based on Example 1, a rotating component and a water storage component are provided.

[0038] Specifically, the connecting components include: a bucket lid 401 with internal threads for connection to the bucket body 404; a guide shaft 402 located on the side of the bucket lid 401 for rotatable engagement with the guide slot 203 for supporting the bucket lid 401; and a handle 406 bolted to the top of the bucket lid 401 for rotating, securing, and removing the equipment.

[0039] In this embodiment, the rotating handle 406 drives the bucket lid 401 to rotate. Through the cooperation of the guide shaft 402 and the guide groove 203, the bucket lid 401 is connected or separated from the bracket assembly 2. At the same time, the bucket body 404 is fixed by threads, providing a manual operation fulcrum, which facilitates the installation and disassembly of the sampling assembly 4.

[0040] Specifically, the water storage assembly includes: a sealing ring 403, which is disposed between the bucket lid 401 and the bucket body 404 for sealing during sewage sampling; the bucket body 404, which is connected to the bucket lid 401 by threads and disposed inside the sleeve 3 for storing collected sewage; and a pipe port 405, which is connected to the bucket body 404 on one side and to the valve pipe 5 on the other side for transporting sewage.

[0041] With this configuration, sewage enters the tank body 404 through the valve pipe 5 and the pipe port 405. The sealing ring 403 is compressed when the tank lid 401 is tightened with the tank body 404, forming a sealed space to store sewage, thus achieving sealed storage of sewage and preventing leakage.

[0042] Example 3:

[0043] Based on Example 2, a barrel body 404 and a valve pipe 5 are provided.

[0044] Specifically, the barrel body is made of 404 stainless steel, and its outer wall fits tightly against the inner wall of the sleeve 3 to ensure a close fit when the water storage component is inserted and removed.

[0045] The outer wall of the barrel 404 is fitted with the inner wall of the sleeve 3 with a clearance. Under the action of the rotating buckle assembly, it moves up and down along the axis of the sleeve 3 to ensure accurate sampling path, reduce frictional resistance, and ensure that the sampling component 4 enters and exits the sleeve 3 smoothly.

[0046] Specifically, the valve pipe 5 is bolted to the bottom of the sleeve 3. One end is used for the sewage inlet and the other end is connected to the sampling component 4 through a pipe for opening and closing during sewage sampling and transportation.

[0047] In this embodiment, the opening and closing of the valve pipe 5 is controlled by rotating the valve ball. Combined with modular connection methods such as threads and flanges, when the valve is open, sewage flows from the drain outlet 1 into the sampling component 4 through the valve pipe 5. When the valve is closed, the water flow is cut off, thus precisely controlling the start and stop of sewage sampling. Sampling can also be performed remotely at timed intervals to ensure the accuracy of the sampling amount.

[0048] In actual use, firstly, the barrel body 404 is threadedly connected to the barrel lid 401 via the sealing ring 403. Then, the sampling component 4 is placed into the support assembly 2. The sampling component 4 is rotated via the guide shaft 402 on the barrel lid 401, causing the barrel lid 401 to snap into the guide groove 203. The barrel body 404 and the sleeve 3 are tightly fitted together. At this time, the pipe port 405 at the bottom of the barrel body 404 is connected to the valve pipe 5 on the sleeve 3 via a pipe. The valve pipe 5 is activated to allow the sewage in the sewage drain outlet 1 to be transported in a timed and quantitative manner. After sampling is completed, the valve pipe 5 is closed. The sampling component 4 and the support assembly 2 are separated by reversing the guide shaft 402. The sampling component 4 is then removed. During removal, the sampling component 4 is cleaned via the cleaning plate 6 on the support assembly 2.

[0049] It should be noted that all electrical components mentioned in this article are connected to an external main controller and 220V AC mains power. The main controller can be a conventional known device that can be controlled by a computer or other means. The detailed description of known functions and known components is omitted in the specific implementation of this disclosure. In order to ensure the compatibility of the device, the operating methods used are consistent with the parameters of commercially available instruments.

[0050] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A water quality sampling device for industrial wastewater monitoring, characterized by, include: Sewage outlet (1), with a support column (201) connected to the side wall; The bracket assembly (2) is threadedly connected to the bottom via the bracket column (201), and has a rotating buckle assembly inside for supporting the equipment. The cleaning plate (6) is connected inside via a snap fastener for cleaning when the sleeve (3) is removed. The sleeve (3) is connected to the support assembly (2) by a thread on the outside. The bottom of the sleeve (3) is connected to the sampling assembly (4) by a pipe and is clearance-fitted with the barrel body (404) for conveying the sewage of the sampling assembly (4). The sampling component (4) is connected to the bracket component (2) through the rotating buckle component. Wastewater is sampled through the internal connecting component and water storage component, and the bottom is connected to the valve pipe (5) through the pipe.

2. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that, The rotary buckle assembly includes: The base (202) is set inside the bracket assembly (2) and is used to support the sampling assembly (4) after rotational connection; The guide slot (203) is set on the base (202) and cooperates with the guide shaft (402) through the slot for locking after rotation.

3. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that: The cleaning plate (6) is surrounding the outside of the sleeve (3) and located inside the support assembly (2) for cleaning the outer wall after the sampling assembly (4) is pulled out.

4. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that, The connection component includes: The lid (401) has internal threads for connection with the body (404); A guide shaft (402) is provided on the side of the bucket lid (401) for rotating engagement with the guide groove (203) and for supporting the bucket lid (401); A handle (406), bolted to the top of the lid (401), is used for rotating and securing the equipment and for removing it.

5. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that, The water storage component includes: A sealing ring (403) is provided between the bucket lid (401) and the bucket body (404) for sealing during wastewater sampling; The barrel body (404) is connected to the barrel cover (401) by threads and is located inside the sleeve (3) for the storage of sewage collection; the pipe opening (405) is connected to the barrel body (404) on one side and to the valve pipe (5) on the other side for the transportation of sewage.

6. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that: The outer wall of the barrel (404) fits against the inner wall of the sleeve (3) to ensure a tight fit when the water storage component is placed in and removed.

7. The water quality sampling device for industrial wastewater monitoring according to claim 1, characterized in that: The valve pipe (5) is bolted to the bottom of the sleeve (3). One end is used for sewage inlet and the other end outlet is connected to the sampling component (4) through a pipe for opening and closing during sewage sampling and transportation.