Sampling device for environment detection

Abstract

The utility model discloses a sampling device for environmental detection, relates to sampling device technical field, including sampling sewer pipe and sample storage box, the bottom of sampling sewer pipe is provided with the butt joint hole, the inner wall of butt joint hole is movably inserted with the plugging column, the outer wall of plugging column close to the top end is fixedly connected with the return spring, and the return spring is connected with the sampling sewer pipe. A sample storage pipe is arranged below the sampling sewer pipe, a sealing cover is inserted into the top of the sample storage pipe, a butt joint pipe in butt joint with the butt joint hole is fixedly connected to the center of the upper surface of the sealing cover, and a water inlet hole is formed in the outer wall of the butt joint pipe. According to the utility model, through the design of the pull wire and the counterweight ring, the sampling sewer pipe can be quickly put into water to be sampled, so that quick sampling is realized; and the butt joint hole, the plugging column, the butt joint pipe, the water inlet hole and other structures are matched, so that water in the sampling sewer pipe can smoothly enter the sample storage pipe for temporary storage, the operation is convenient, and the smooth sampling process is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to sampling device technical field, concretely relates to a sampling device for environmental detection. BACKGROUND

[0002] In the field of environmental detection, the accurate collection, proper storage and effective maintenance of water samples are the key factors to ensure the reliability of the detection results. However, the traditional sampling device for environmental detection has exposed a series of problems to be solved in practical application.

[0003] In the aspect of sample storage, the traditional device lacks the design of sample storage boxes, sample storage tubes and matching docking boards, and cannot effectively limit and stably store the collected water samples. The water samples are easy to shake and pour during storage, which leads to secondary pollution or damage of the samples, and seriously affects the subsequent detection and analysis work.

[0004] In the cleaning link, the traditional device often does not have special cleaning components such as cleaning chamber, cleaning docking head and micro water pump. This makes the cleaning work of the sampling downpipe extremely complex, which needs manual and tedious operation, not only consumes a lot of manpower, material resources and time cost, but also the cleaning effect is not satisfactory. Especially for the stubborn impurities and pollutants attached to the inner wall of the sampling downpipe, the traditional cleaning method is difficult to completely remove, which not only interferes with the accuracy of subsequent sampling, but also may cause corrosion and damage of internal components of the device for a long time, which greatly shortens the service life of the device. SUMMARY

[0005] The utility model aims at providing a sampling device for environmental detection to solve the problems in the background art.

[0006] To solve the above technical problems, the utility model adopts the technical scheme of:

[0007] A sampling device for environmental detection, comprising a sampling downpipe and a sample storage box, a docking hole is formed in the bottom of the sampling downpipe, a plugging column is movably inserted into the inner wall of the docking hole, and a return spring is fixedly connected to the outer wall of the plugging column near the top end;

[0008] A sample storage tube is arranged below the sampling downpipe, a closure cover is inserted into the top of the sample storage tube, a docking pipe is fixedly connected to the center of the upper surface of the closure cover and is docked with the docking hole, and a water inlet hole is formed in the outer wall of the docking pipe;

[0009] A filter cover is sleeved on the top of the sampling downpipe, a cleaning chamber is arranged on one side of the sample storage box, a cleaning assembly for cleaning the sampling downpipe is arranged in the cleaning chamber, and the cleaning assembly comprises a cleaning docking head.

[0010] The further improvement of the utility model technical scheme lies in that: the inner wall of the butt joint hole is movably inserted with the top end of the butt joint pipe.

[0011] The further improvement of the utility model technical scheme lies in that: the bottom end of the cleaning butt joint is fixedly connected with a filter screen, the filter screen is fixedly connected to the inner wall of the cleaning chamber, and a sealing plate is arranged below the filter screen.

[0012] The further improvement of the utility model technical scheme lies in that: the bottom end of the cleaning butt joint is fixedly connected with a micro water pump through a pipeline, and the water inlet end of the micro water pump is fixedly connected with a cleaning water tank through a pipeline.

[0013] The further improvement of the utility model technical scheme lies in that: the inner wall of the sample storage box is fixedly connected with a butt joint clamping plate for limiting the sample storage pipe.

[0014] The further improvement of the utility model technical scheme lies in that: the outer wall of the sampling downcomer is fixedly connected with a counterweight ring, and the outer wall of the counterweight ring is fixedly connected with a traction line.

[0015] The further improvement of the utility model technical scheme lies in that: the outer wall of the cleaning chamber is fixedly connected with a drain pipe.

[0016] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0017] 1. The utility model provides a sampling device for environmental detection, through the design of the traction line and the counterweight ring, the sampling downcomer can be quickly put into the water to be sampled, and rapid sampling is realized; and the cooperation of the butt joint hole, the plugging column, the butt joint pipe and the water inlet hole and other structures can make the water in the sampling downcomer smoothly enter the sample storage pipe for temporary storage, convenient operation is realized, and the smooth progress of the sampling process is ensured.

[0018] 2. The utility model provides a sampling device for environmental detection, a special cleaning chamber and a cleaning assembly are arranged, the bottom end of the sampling downcomer is only needed to be connected with the cleaning butt joint, the water in the cleaning water tank can be pumped out to flush the inner wall of the sampling downcomer by starting the micro water pump, the flushed sewage can be discharged through the butt joint hole and the drain pipe, the sampling downcomer is conveniently cleaned, the cleanliness of the device is ensured, and the accuracy of subsequent sampling is facilitated. DRAWINGS

[0019] Figure 1 It is a detail structure schematic view of the utility model;

[0020] Figure 2 It is a disassembled structure schematic view of the sampling downcomer of the utility model;

[0021] Figure 3The sampling downpipe detail structure schematic view of the utility model is shown in the figure.

[0022] Figure 4 The storage sample box top view detail structure schematic view of the utility model is shown in the figure.

[0023] In the figure: 1, sampling downpipe;2, counterweight ring;3, storage sample box;4, storage sample pipe;5, cleaning chamber;6, filter screen;7, cleaning butt joint;8, cleaning water tank;9, drain pipe;10, traction line;11, closure cover;12, butt joint pipe;13, filter cover;14, butt joint hole;15, plugging column;16, reset spring;17, butt joint clamping plate;18, micro water pump;19, water inlet hole. DETAILED DESCRIPTION

[0024] In the description of the utility model, it also needs to explain that, unless another explicit provision and limitation, the term "arrangement" "installation" "connection" "connect" should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, the above-mentioned terms can be understood according to the specific meaning of the utility model.

[0025] The utility model will be further described in detail in combination with examples as follows:

[0026] Example 1

[0027] As Figures 1-4 The utility model provides a kind of sampling device for environmental detection, including sampling downpipe 1 and storage sample box 3, the bottom of sampling downpipe 1 is provided with butt joint hole 14, the inner wall of butt joint hole 14 is movably inserted with plugging column 15, the outer wall of plugging column 15 close to top end is fixedly connected with reset spring 16;

[0028] The lower portion of sampling downpipe 1 is provided with storage sample pipe 4, the top of storage sample pipe 4 is inserted with closure cover 11, the upper surface center of closure cover 11 is fixedly connected with butt joint pipe 12 for butt joint with butt joint hole 14, the outer wall of butt joint pipe 12 is provided with water inlet hole 19;

[0029] The top of sampling downpipe 1 is sleeved with filter cover 13, one side of storage sample box 3 is provided with cleaning chamber 5, the inside of cleaning chamber 5 is provided with cleaning assembly for cleaning sampling downpipe 1, and cleaning assembly includes cleaning butt joint 7.

[0030] Example 2

[0031] As Figures 1-4As shown, on the basis of embodiment 1, the utility model provides a technical scheme: preferably, the top end of the butt joint pipe 12 is movably inserted with the inner wall of the butt joint hole 14.

[0032] The bottom end of the cleaning butt joint 7 is fixedly connected with a filter screen 6, the filter screen 6 is fixedly connected to the inner wall of the cleaning chamber 5, and a sealing plate is arranged below the filter screen 6.

[0033] The bottom end of the cleaning butt joint 7 is fixedly connected with a micro water pump 18 through a pipeline, and the water inlet end of the micro water pump 18 is fixedly connected with a cleaning water tank 8 through a pipeline.

[0034] The inner wall of the sample storage box 3 is fixedly connected with a butt joint clamping plate 17 for limiting the sample storage tube 4.

[0035] The outer wall of the sampling downcomer 1 is fixedly connected with a counterweight ring 2, the outer wall of the counterweight ring 2 is fixedly connected with a traction line 10, and the outer wall of the cleaning chamber 5 is fixedly connected with a drain pipe 9.

[0036] The working principle of the sampling device for environmental detection will be described below.

[0037] As shown, Figures 1-4 When sampling is carried out through the sampling downcomer 1, the sampling downcomer 1 is hoisted and put into the water to be sampled through the traction line 10, and under the weight of the counterweight ring 2, the sampling downcomer 1 can be quickly sunk into the water.

[0038] When the sampling downcomer 1 is sampled, the butt joint hole 14 at the bottom of the sampling downcomer 1 is butted with the top end of the butt joint pipe 12, and then it is pressed down, at this time, the butt joint pipe 12 will lift the plugging column 15, and at this time, the reset spring 16 will be stretched, when the water inlet hole 19 is communicated with the inside of the sampling downcomer 1, the water in the sampling downcomer 1 will enter the sample storage tube 4 through the water inlet hole 19 for temporary storage.

[0039] When the sample water in the sampling downcomer 1 is discharged, after the reset spring 16 is reset, it will drive the plugging column 15 to reseal the butt joint hole 14.

[0040] When the sampling downcomer 1 needs to be cleaned, the butt joint hole 14 at the bottom of the sampling downcomer 1 is butted with the cleaning butt joint 7, and then the micro water pump 18 is started to pump the cleaning water in the cleaning water tank 8 to the cleaning butt joint 7 through the pipeline, and the inner wall of the sampling downcomer 1 is washed through the water injection hole on the outer wall of the cleaning butt joint 7, the diameter of the cleaning butt joint 7 is smaller than the inner diameter of the butt joint hole 14. During the water flushing process of the cleaning butt joint 7, the washed sewage can be discharged through the butt joint hole 14, and then discharged from the cleaning chamber 5 through the drain pipe 9.

[0041] The outer wall of the cleaning butt joint 7 is provided with a water injection hole.

[0042] It is to be noted that, in the present text, relational terms such as first and second and the like can merely be used to differentiate one entity or action from another, without necessarily requiring or implying any actual such relationship or order between or among the entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element. The general description of the present application is made above, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the present application are within the scope of protection of the present application.

Claims

1. A sampling device for environmental detection, comprising a sampling downpipe (1) and a sample storage box (3), characterized in that: The bottom of the sampling sewer pipe (1) is provided with a butt joint hole (14), the inner wall of the butt joint hole (14) is movably inserted with a blocking column (15), and the outer wall of the blocking column (15) near the top end is fixedly connected with a return spring (16); The lower portion of the sampling sewer pipe (1) is provided with a sample storage pipe (4), the top of the sample storage pipe (4) is inserted with a sealing cover (11), the upper surface of the sealing cover (11) is fixedly connected with a butt joint pipe (12) which is butt jointed with the butt joint hole (14), and the outer wall of the butt joint pipe (12) is provided with a water inlet hole (19); The top of the sampling sewer pipe (1) is sleeved with a filter cover (13), one side of the sample storage box (3) is provided with a cleaning chamber (5), and the inside of the cleaning chamber (5) is provided with a cleaning assembly for cleaning the sampling sewer pipe (1).

2. The sampling device for environmental detection according to claim 1, characterized in that: The top end of the butt joint pipe (12) is movably inserted with the inner wall of the butt joint hole (14).

3. The sampling device for environmental detection according to claim 1, characterized in that: The bottom end of the cleaning butt joint (7) is fixedly connected with a filter screen (6), the filter screen (6) is fixedly connected to the inner wall of the cleaning chamber (5), and the lower portion of the filter screen (6) is provided with a sealing plate.

4. The sampling device for environmental detection according to claim 1, characterized in that: The bottom end of the cleaning butt joint (7) is fixedly connected with a micro water pump (18) through a pipeline, and the water inlet end of the micro water pump (18) is fixedly connected with a cleaning water tank (8) through a pipeline.

5. The sampling device for environmental detection according to claim 1, characterized in that: The inner wall of the sample storage box (3) is fixedly connected with a butt joint clamping plate (17) for limiting the sample storage pipe (4).

6. The sampling device for environmental detection according to claim 1, characterized in that: The outer wall of the sampling sewer pipe (1) is fixedly connected with a counterweight ring (2), and the outer wall of the counterweight ring (2) is fixedly connected with a traction line (10).

7. The sampling device for environmental detection according to claim 1, characterized in that: The outer wall of the cleaning chamber (5) is fixedly connected with a drain pipe (9).

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