Pollutant sampling device for environment detection

Abstract

The utility model relates to the field of environment detection, and discloses a pollutant sampling device for environment detection, which comprises a sampling frame, the inner wall of the front end of the sampling frame is connected with a support table I in a sliding manner, and the outer wall of the front end of the support table I is elastically connected with an embedded block I through a spring I; the inner wall of the left side of the upper end of the first supporting table is elastically connected with a second embedded block through a second spring, the outer wall of the left side of the upper end of the first supporting table is slidably connected with a sampling bin, the inner wall of the upper end of the first supporting table is rotatably connected with a first connecting rod, and the outer wall of the first connecting rod is fixedly connected with an arc-shaped disc; an expansion assembly is slidably connected to the inner wall of the front end of the sampling frame. According to the sampling device, the first connecting rod is rotated clockwise or anticlockwise to drive the second connecting rod to rotate according to the sampling requirement, so that the filter plates or the through holes of the arc-shaped discs on the first connecting rod and the second connecting rod coincide with the opening in the upper end of the sampling bin, and different sampling requirements are met.

Description

Technical Field

[0001] The utility model relates to the field of environmental detection, in particular to a pollutant sampling device for environmental detection. Background Art

[0002] Environmental monitoring is an important field of environmental engineering and one of the key steps in environmental protection and management. Environmental engineering involves the design, construction and management of various engineering systems to protect and improve environmental quality, while environmental monitoring is the process of monitoring and evaluating environmental quality, pollutant concentrations and environmental impacts.

[0003] After searching, Chinese patent announcement number: CN211527945U discloses a pollutant sampling device for water environment engineering detection, including a sampling shell, a sampling motor, a sampling groove, a fixed column and a sampling plate, the fixed column is inserted into the water environment, the top of the fixed column is provided with a plurality of protrusions along its circumferential direction, the bottom of the sampling shell is provided with a limiting groove, the limiting groove is provided with a plurality of snap grooves along its circumferential direction, the top of the fixed column is inserted into the limiting groove and the protrusion is inserted into the snap groove, the top of the sampling shell is provided with a sampling groove, a sampling plate is provided inside the sampling groove, the top of the sampling plate is provided with a sampling tube along its circumferential direction, a slot is provided in the middle of the sampling plate, and a cover plate is hinged on one side of the sampling shell. The starting pressure pump of the utility model can drive the polluted water into the water outlet pipe. The end of the water outlet pipe is connected to the sampling groove. The interior of the sampling groove is provided with a sampling disk. The top of the sampling disk is provided with a plurality of sampling barrels along its circumferential direction. The rotating cover plate can insert the output shaft of the sampling motor on the cover plate into the slot in the middle of the sampling disk. In this way, during the rotation process, the sampling motor can drive different sampling barrels to be located below the water outlet pipe, so that repeated measurements can be achieved and the sampling accuracy can be improved.

[0004] In the above technology, although a plurality of sampling barrels are arranged in the sampling plate, the output shaft of the sampling motor on the cover plate can be inserted into the slot in the middle of the sampling plate by rotating the cover plate to achieve repeated measurement and improve the sampling accuracy, sampling through the water inlet pipe cannot meet different sampling needs. For example, when only liquid needs to be sampled, solids will enter the sampling barrel through the water inlet pipe and require subsequent filtration. Therefore, a pollutant sampling device for environmental testing is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a pollutant sampling device for environmental detection, aiming to improve the problem that water inlet pipe sampling in the prior art cannot meet different sampling requirements.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pollutant sampling device for environmental detection, including a sampling frame, a support platform 1 is slidably connected to the inner wall of the front end of the sampling frame, an insert block 1 is elastically connected to the outer wall of the front end of the support platform 1 through a spring 1, an insert block 2 is elastically connected to the inner wall of the upper left end of the support platform 1 through a spring 2, a sampling bin is slidably connected to the outer wall of the upper left end of the support platform 1, a connecting rod 1 is rotatably connected to the inner wall of the upper end of the support platform 1, an arc disk is fixedly connected to the outer wall of the connecting rod 1, and an expansion component is slidably connected to the inner wall of the front end of the sampling frame.

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

[0008] The expansion component includes a second support platform, the inner wall of the right end of the second support platform is slidably connected to the inner wall of the front end of the sampling rack, and a second connecting rod is rotatably connected to the inner wall of the upper end of the second support platform.

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

[0010] One end of the spring one is fixedly connected to the outer wall of the insert one, and the other end of the spring one is fixedly connected to the front end outer wall of the support platform one.

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

[0012] The rear end outer wall of the insert block 1 penetrates and is slidably connected to the front end inner wall of the support platform 1, and the rear end outer wall of the insert block 1 is slidably connected to the front end inner wall of the sampling rack.

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

[0014] One end of the second spring is fixedly connected to the left inner wall of the upper end of the first support platform, and the other end of the second spring is fixedly connected to the outer wall of the bottom end of the second insert.

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

[0016] The left outer wall of the upper end of the second inlay is arranged in an inclined shape, and the outer wall of the second inlay is slidably connected to the left inner wall of the upper end of the first support platform.

[0017] As a further description of the above technical solution:

[0018] A handle is arranged on the right side of the upper end of the sampling frame, an inner wall of the left end of the sampling frame is arranged with an inwardly concave arc groove, and the front inner wall and the rear inner wall of the sampling frame are both arranged with guide grooves.

[0019] As a further description of the above technical solution:

[0020] A filter plate is arranged on the inner wall at the rear side of the upper end of the arc-shaped disk, and a through hole is arranged on the inner wall at the front end of the arc-shaped disk.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, according to the required sampling requirements, the connecting rod 1 is rotated clockwise or counterclockwise to drive the connecting rod 2 to rotate, so that the filter plates or through holes of the arc-shaped disks on the connecting rods 1 and 2 coincide with the upper opening of the sampling chamber, thereby meeting different sampling requirements.

[0023] 2. In the utility model, the positions of the support platform 1 and the support platform 2 on the sampling frame are fixed by the insert block 1 to meet different sampling depths, and different depths can be sampled simultaneously, thereby improving the sampling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of a pollutant sampling device for environmental detection proposed by the utility model;

[0025] Figure 2 A schematic diagram of a support platform of a pollutant sampling device for environmental detection proposed by the utility model;

[0026] Figure 3 The utility model provides a pollutant sampling device for environmental detection Figure 2 A magnified schematic diagram of point A;

[0027] Figure 4 The utility model provides a pollutant sampling device for environmental detection Figure 2 An enlarged schematic diagram of point B.

[0028] Legend:

[0029] 1. Sampling rack; 2. Support platform 2; 3. Support platform 1; 4. Spring 1; 5. Insert block 1; 6. Insert block 2; 7. Sampling chamber; 8. Arc disk; 9. Connecting rod 1; 10. Connecting rod 2; 11. Spring 2. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1 , Figure 3 and Figure 4The utility model provides an embodiment: a pollutant sampling device for environmental detection, including a sampling rack 1, the sampling rack 1 is T-shaped and has a regular appearance, which is convenient for cleaning and storage of the sampling rack 1 after environmental detection. A handle is provided on the right side of the upper end of the sampling rack 1, and an inner wall of the left end of the sampling rack 1 is provided with an inwardly concave arc groove, which provides space for the rotation of the arc disk 8. The front inner wall and the rear inner wall of the sampling rack 1 are both provided with guide grooves, which provide support and guidance for the sliding of the support platform 1 3 and the support platform 2 2. A support platform 3 is slidably connected to the front inner wall of the rack 1. The support platform 3 is used to fix the sampling chamber 7. At the same time, the sampling chamber 7 is driven to slide on the sampling rack 1 according to the sampling position to adjust the position of the sampling chamber 7. An insert block 5 is elastically connected to the front outer wall of the support platform 3 through a spring 4. When the insert block 5 is clamped on the front inner wall of the sampling rack 1, the support platform 3 can be limited. When the insert block 5 leaves the front inner wall of the sampling rack 1, the support platform 3 can carry the sampling chamber 7 to slide on the sampling rack 1 to adjust the position of the sampling chamber 7.

[0032] Furthermore, the rear end outer wall of the insert 5 penetrates and is slidably connected to the front end inner wall of the support platform 3, the rear end outer wall of the insert 5 is slidably connected to the front end inner wall of the sampling rack 1, one end of the spring 4 is fixedly connected to the outer wall of the insert 5, and the other end of the spring 4 is fixedly connected to the front end outer wall of the support platform 3. The spring 4 is set to provide elastic force for the insert 5, and the rear end outer wall of the insert 5 enters the front end inner wall of the sampling rack 1 through the elastic force of the spring 4, and the support platform 3 The upper left inner wall is elastically connected with an insert block 6 through a spring 11. The insert block 6 is arranged in an arc shape. When the sampling chamber 7 moves from left to right onto the upper left outer wall of the support platform 1 3, the right outer wall of the sampling chamber 7 squeezes the upper left outer wall of the insert block 6. The insert block 6 is squeezed and retracts to the upper left inner wall of the support platform 1 3. When the sampling chamber 7 moves to the upper left outer wall of the support platform 1 3, the insert block 6 pops out to fix the sampling chamber 7 on the upper left outer wall of the support platform 1 3.

[0033] Further, the upper left outer wall of the inlay block 26 is arranged in an inclined shape, and the outer wall of the inlay block 26 is slidably connected to the upper left inner wall of the support platform 1 3, one end of the spring 211 is fixedly connected to the upper left inner wall of the support platform 1 3, and the other end of the spring 211 is fixedly connected to the bottom outer wall of the inlay block 26, and the upper left outer wall of the support platform 1 3 is slidably connected with a sampling chamber 7, the opening of the sampling chamber 7 is upward, and the upper end opening of the sampling chamber 7 is arranged at the bottom end of the arc disk 8, and the upper inner wall of the support platform 1 3 is rotatably connected with a connecting rod 1 9, and the front end and rear end outer walls of the connecting rod 9 are The upper outer wall of the connecting rod 19 is slidably connected to the inner wall of the bottom end of the connecting rod 2 10, and the upper outer wall of the connecting rod 2 10 is slidably connected to the inner wall of the bottom end of the support platform 2 2. An arc disk 8 is fixedly connected to the outer wall of the connecting rod 19, and the arc disk 8 rotates by the rotation of the connecting rod 19. As needed, one side of the filter plate or one side of the through hole is rotated to the upper opening of the sampling chamber 7 to allow the sampling chamber 7 to be sampled. A filter plate is provided on the inner wall of the upper rear side of the arc disk 8, and a through hole is provided on the inner wall of the front end of the arc disk 8. An expansion component is slidably connected to the inner wall of the front end of the sampling rack 1.

[0034] Reference Figure 1 and Figure 2 The expansion component includes a support platform 2, which is used to provide support for the sampling chamber 7. The inner wall of the right end of the support platform 2 is slidably connected to the inner wall of the front end of the sampling rack 1. A connecting rod 2 10 is rotatably connected to the inner wall of the upper end of the support platform 2. The inner wall of the bottom end of the connecting rod 10 is provided with a sliding groove that matches the upper outer wall of the connecting rod 1 9. The connecting rod 10 is used to support the sliding of the connecting rod 1 9.

[0035] Working principle: according to the need of sampling, move the insert block 5 outward to leave the left inner wall of the sampling rack 1, move the positions of the support platform 1 3 and the support platform 2 2, adjust the sampling depth, and then release the insert block 5 to fix the positions of the support platform 1 3 and the support platform 2 2 on the inner wall of the sampling rack 1, and move the two sampling chambers 7 from left to right into the upper left outer wall of the support platform 1 3 and the support platform 2 2, respectively, and the right outer wall of the sampling chamber 7 squeezes the upper left outer wall of the insert block 2 6, and the insert block 2 6 is squeezed and retracted to The left inner wall of the upper end of the support platform 3, when the sampling chamber 7 is moved to the left outer wall of the upper end of the support platform 3, the insert block 2 6 pops out to fix the sampling chamber 7 on the left outer wall of the upper end of the support platform 3, and the sampling device is placed in the water area to be sampled. According to the needs of sampling, the direction of the rotating connecting rod 2 10 is adjusted, and the connecting rod 2 10 drives the connecting rod 1 9 to rotate at the same time. The rotation of the connecting rod 1 9 and the connecting rod 2 10 drives the arc disk 8 to rotate, and the sampling is completed by entering the sampling chamber 7 through the water sample filter plate or the through hole.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pollutant sampling device for environmental detection, comprising a sampling frame (1), characterized in that: A support platform 1 (3) is slidably connected to the inner wall at the front end of the sampling rack (1); an insert block 1 (5) is elastically connected to the outer wall at the front end of the support platform 1 (3) via a spring 1 (4); an insert block 2 (6) is elastically connected to the inner wall at the upper left end of the support platform 1 (3) via a spring 2 (11); a sampling chamber (7) is slidably connected to the outer wall at the upper left end of the support platform 1 (3); a connecting rod 1 (9) is rotatably connected to the inner wall at the upper end of the support platform 1 (3); an arc-shaped disk (8) is fixedly connected to the outer wall of the connecting rod 1 (9); and an expansion component is slidably connected to the inner wall at the front end of the sampling rack (1).

2. A pollutant sampling device for environmental detection according to claim 1, characterized in that: The expansion assembly comprises a second support platform (2), the inner wall of the right end of the second support platform (2) is slidably connected to the inner wall of the front end of the sampling rack (1), and a second connecting rod (10) is rotatably connected to the inner wall of the upper end of the second support platform (2).

3. A pollutant sampling device for environmental detection according to claim 1, characterized in that: One end of the spring 1 (4) is fixedly connected to the outer wall of the insert 1 (5), and the other end of the spring 1 (4) is fixedly connected to the front end outer wall of the support platform 1 (3).

4. A pollutant sampling device for environmental detection according to claim 1, characterized in that: The rear end outer wall of the insert block 1 (5) penetrates through and is slidably connected to the front end inner wall of the support platform 1 (3), and the rear end outer wall of the insert block 1 (5) is slidably connected to the front end inner wall of the sampling rack (1).

5. The pollutant sampling device for environmental detection according to claim 1, characterized in that: One end of the spring 2 (11) is fixedly connected to the left inner wall of the upper end of the support platform 1 (3), and the other end of the spring 2 (11) is fixedly connected to the outer wall of the bottom end of the insert 2 (6).

6. A pollutant sampling device for environmental detection according to claim 1, characterized in that: The left outer wall of the upper end of the second insert (6) is arranged in an inclined shape, and the outer wall of the second insert (6) is slidably connected to the left inner wall of the upper end of the first support platform (3).

7. A pollutant sampling device for environmental detection according to claim 1, characterized in that: A handle is provided on the right side of the upper end of the sampling rack (1), an inner wall at the left end of the sampling rack (1) is provided with an inwardly concave arc groove, and guide grooves are provided on the front inner wall and the rear inner wall of the sampling rack (1).

8. A pollutant sampling device for environmental detection according to claim 1, characterized in that: A filter plate is provided on the inner wall at the rear side of the upper end of the arc-shaped disk (8), and a through hole is provided on the inner wall at the front end of the arc-shaped disk (8).

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