Sludge sampling device for environmental engineering

Abstract

The utility model discloses a sludge sampling device for environmental engineering, which comprises a sampling barrel, a plurality of placement grooves are arranged in the middle of one side of the sampling barrel, and sampling cavities are arranged at the bottoms of the inner sides of the placement grooves. Then a fixed block is pushed to move upwards through an electric push rod, and then a second connecting rod is driven to move upwards, so that a plurality of first connecting rods and a plurality of connecting blocks are driven to move upwards, and a plurality of sealing plates are driven to move upwards; the multiple sampling cavities are not sealed any more, sludge of different depths automatically flows into the sampling cavities, then the electric push rod drives the fixing block to move downwards, then the multiple sealing plates are driven to move downwards, the multiple sampling cavities are sealed, and then stratified sampling of the sludge of different depths is achieved.

Description

Technical Field

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

[0002] Sampling devices are frequently used in environmental testing. When testing river water sources, not only must the river water be sampled, but also the silt on the riverbed must be tested to facilitate analysis of microbial and heavy metal content. However, existing silt sampling devices are inconvenient for stratified sampling of silt at different depths, resulting in mixing of silt layers and affecting subsequent test results.

[0003] In order to solve the above problems, a sludge sampling device for environmental engineering is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a sludge sampling device for environmental engineering to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sludge sampling device for environmental engineering, comprising a sampling barrel, a plurality of placement grooves are provided in the middle of one side of the sampling barrel, a sampling cavity is provided at the bottom of the inner side of the plurality of placement grooves, a sealing plate is slidably provided inside the plurality of placement grooves, a connecting block is fixedly provided on the outer side of the plurality of sealing plates, a first connecting rod is fixedly provided between each two adjacent connecting blocks, the top of the uppermost connecting block is fixedly connected to the second connecting rod, the top of the second connecting rod is fixedly connected to the fixed block, an electric push rod is fixedly installed on one side of the top of the sampling barrel, the movable end of the electric push rod is fixedly connected to the fixed block, a mounting sleeve is fixedly provided on the middle part of the top of the sampling barrel, a support rod is inserted into the inside of the mounting sleeve, the top of the support rod is fixedly connected to the auxiliary handle, and a mounting seat is fixedly provided on one side of the mounting sleeve.

[0006] By using a greater force to push the auxiliary handle downward, the sampling tube is pushed downward until the sampling tube is completely immersed in the silt, and then the fixed block is pushed upward by the electric push rod, thereby driving the second connecting rod to move upward, thereby driving several first connecting rods and several connecting blocks to move upward, and then driving several sealing plates to move upward, so that they no longer seal the several sampling cavities, so that sludge of different depths automatically flows into each sampling cavity, and then the fixed block is driven downward by the electric push rod, thereby driving several sealing plates to move downward, thereby sealing the several sampling cavities, and then realizing layered sampling of sludge of different depths.

[0007] Preferably, two telescopic rods and two telescopic springs are fixedly provided on the inner side of the mounting seat, and a limiting block is fixedly provided between the two telescopic rods and the two telescopic springs at one end away from the inner side of the mounting seat, and the limiting block is fixedly connected to a pull rod on the side of the limiting block close to the telescopic rod, and the end of the pull rod extends to the outside and is fixedly connected to an auxiliary pull handle away from the limiting block. A plurality of limiting holes are provided on the surface of the support rod, and a plurality of the limiting holes are arranged corresponding to the limiting blocks. The limiting block is engaged with one of the limiting holes under the action of the two telescopic rods and the two telescopic springs, thereby limiting the support rod.

[0008] Preferably, a second through hole is provided at the connection between the placement seat and the pull rod, and a first through hole is provided at the connection between the installation sleeve and the limit block. The provision of the first through hole facilitates the telescopic movement of the limit block.

[0009] Preferably, a slide groove is provided on one side of the inner wall of the mounting sleeve, a slider is slidably provided inside the slide groove, and the slider is fixedly connected to the support rod. The cooperation between the slider and the slide groove facilitates the stable up and down movement of the support rod.

[0010] Preferably, an auxiliary cone is fixedly provided at the bottom end of the sampling tube, and a reinforcement seat is fixedly provided at the connection between the sampling tube and the mounting sleeve, so that the sampling tube can be reinforced easily by providing the reinforcement seat.

[0011] Preferably, a guide seat is fixedly provided on the top of one side of the sampling cylinder, and the guide seat is interlaced with the second connecting rod. The provision of the guide seat facilitates the stable movement of the second connecting rod.

[0012] Preferably, a sealing gasket is fixedly provided on the surface of the sealing plate, and the provision of the sealing gasket can improve the sealing performance of the sealing plate to the sampling cavity.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. By using a greater force to push the auxiliary handle downward, the sampling tube is pushed downward until the sampling tube is completely immersed in the silt. Then, the electric push rod is used to push the fixed block upward, thereby driving the second connecting rod upward, thereby driving the first connecting rods and the connecting blocks upward, and then driving the sealing plates upward, so that they no longer seal the sampling chambers, so that the silt of different depths automatically flows into each sampling chamber. Then, the electric push rod is used to drive the fixed block downward, thereby driving the sealing plates downward, thereby sealing the sampling chambers, and then realizing layered sampling of silt of different depths.

[0015] 2. By pulling the auxiliary handle, the pull rod and the limit block are driven to move, so that the limit block is separated from the corresponding limit hole, and the support rod is no longer limited. Then the support rod is slid up and down to limit the length of the overall structure, so that it can adapt to sampling operations in different water depth areas. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is a front sectional view of the utility model;

[0018] Figure 3 It is an enlarged view of part A of the present utility model;

[0019] Figure 4 It is an enlarged view of part B of the present invention;

[0020] Figure 5 It is an enlarged view of part C of the present invention.

[0021] In the figure: 1. Sampling tube; 2. Auxiliary cone; 3. Reinforcement seat; 4. Mounting sleeve; 5. Support rod; 6. Auxiliary handle; 7. Mounting seat; 8. Limiting hole; 9. Slide groove; 10. Slider; 11. Telescopic rod; 12. Telescopic spring; 13. Limiting block; 14. Guide seat; 15. First through hole; 16. Pull rod; 17. Auxiliary pull handle; 18. Second through hole; 19. Mounting groove; 20. Sampling chamber; 21. Sealing plate; 22. Sealing gasket; 23. Connecting block; 24. First connecting rod; 25. Electric push rod; 26. Fixed block; 27. Second connecting rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0023] See also Figure 1-5The utility model provides a sludge sampling device for environmental engineering, including a sampling cylinder 1, a plurality of placement grooves 19 are provided in the middle of one side of the sampling cylinder 1, a sampling cavity 20 is provided at the bottom of the inner side of the plurality of placement grooves 19, a sealing plate 21 is slidably provided inside the plurality of placement grooves 19, a connecting block 23 is fixedly provided on the outer side of the plurality of sealing plates 21, a first connecting rod 24 is fixedly provided between each two adjacent connecting blocks 23, a second connecting rod 27 is fixedly connected to the top of the uppermost connecting block 23, a fixed block 26 is fixedly connected to the top of the second connecting rod 27, an electric push rod 25 is fixedly installed on one side of the top of the sampling cylinder 1, and the movable end of the electric push rod 25 is fixedly connected to the fixed block 26, a mounting sleeve 4 is fixedly provided in the middle of the top of the sampling cylinder 1, a support rod 5 is inserted into the interior of the mounting sleeve 4, and a support rod 5 is provided to support the top of the sampling cylinder 1. An auxiliary handle 6 is fixedly connected to the top of the rod 5, and a mounting seat 7 is fixedly provided on one side of the mounting sleeve 4. By using a greater force to push the auxiliary handle 6 downward, the sampling tube 1 is pushed downward until the sampling tube 1 is completely immersed in the silt, and then the fixed block 26 is pushed upward by the electric push rod 25, thereby driving the second connecting rod 27 to move upward, thereby driving several first connecting rods 24 and several connecting blocks 23 to move upward, and then driving several sealing plates 21 to move upward, so that they no longer seal the several sampling chambers 20, so that silt of different depths automatically flows into each sampling chamber 20, and then the fixed block 26 is driven downward by the electric push rod 25, thereby driving several sealing plates 21 to move downward, thereby sealing the several sampling chambers 20, and then realizing layered sampling of silt of different depths.

[0024] Two telescopic rods 11 and two telescopic springs 12 are fixedly provided on the inner side of the placement seat 7. A limit block 13 is fixedly provided between the two telescopic rods 11 and the two telescopic springs 12 at one end away from the inner side of the placement seat 7. The limit block 13 is fixedly connected to a pull rod 16 on the side close to the telescopic rod 11. The end of the pull rod 16 away from the limit block 13 extends to the outside and is fixedly connected to an auxiliary pull handle 17. A plurality of limit holes 8 are provided on the surface of the support rod 5, and the plurality of limit holes 8 are arranged corresponding to the limit blocks 13. A second through hole 18 is provided at the connection between the placement seat 7 and the pull rod 16, a first through hole 15 is provided at the connection between the mounting sleeve 4 and the limit block 13, a slide groove 9 is provided on one side of the inner wall of the mounting sleeve 4, a slider 10 is provided for sliding inside the slide groove 9, and the slider 10 is fixedly connected to the support rod 5;

[0025] When in use, the limiting block 13 is engaged with one of the limiting holes 8 under the action of the two telescopic rods 11 and the two telescopic springs 12, thereby limiting the support rod 5. The setting of the first through hole 15 facilitates the telescopic movement of the limiting block 13, and the matching setting of the slider 10 and the slide groove 9 facilitates the stable up and down movement of the support rod 5.

[0026] An auxiliary cone 2 is fixedly provided at the bottom end of the sampling tube 1, a reinforcement seat 3 is fixedly provided at the connection between the sampling tube 1 and the mounting sleeve 4, a guide seat 14 is fixedly provided at the top of one side of the sampling tube 1, the guide seat 14 is interlaced with the second connecting rod 27, and a sealing gasket 22 is fixedly provided on the surface of the sealing plate 21;

[0027] During use, the reinforcement seat 3 is provided to facilitate reinforcement of the sampling tube 1, the guide seat 14 is provided to facilitate stable movement of the second connecting rod 27, and the sealing gasket 22 can improve the sealing performance of the sealing plate 21 to the sampling cavity 20.

[0028] When the embodiment of the present application is in use, the operator holds the auxiliary handle 6 and pushes the auxiliary handle 6 downward with a large force, thereby pushing the sampling tube 1 downward until the sampling tube 1 is completely immersed in the silt, and then drives the fixing block 26 upward through the electric push rod 25, thereby driving the second connecting rod 27 upward, thereby driving the first connecting rods 24 and the connecting blocks 23 upward, and then driving the sealing plates 21 upward, so that they no longer seal the sampling chambers 20, so that the silt of different depths automatically flows into each In the sampling chamber 20, the electric push rod 25 drives the fixed block 26 to move downward, and then drives several sealing plates 21 to move downward, thereby sealing several sampling chambers 20, and then realizing layered sampling of silt at different depths. During use, by pulling the auxiliary handle 17, the pull rod 16 and the limit block 13 are driven to move, so that the limit block 13 is separated from the corresponding limit hole 8, and the support rod 5 is no longer limited. Then the support rod 5 is slid up and down, and the length of the overall structure is limited, so that it can adapt to sampling operations in different water depths.

[0029] 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 scope of protection of the present invention.

Claims

1. A sludge sampling device for environmental engineering, comprising a sampling tube (1), characterized in that: A plurality of placement grooves (19) are provided in the middle of one side of the sampling tube (1), a sampling cavity (20) is provided at the bottom of the inner side of each of the placement grooves (19), a sealing plate (21) is slidably provided inside each of the placement grooves (19), a connecting block (23) is fixedly provided on the outer side of each of the sealing plates (21), a first connecting rod (24) is fixedly provided between each two adjacent connecting blocks (23), and a second connecting rod (27) is fixedly connected to the top of the uppermost connecting block (23). ), the top end of the second connecting rod (27) is fixedly connected to a fixing block (26), an electric push rod (25) is fixedly installed on one side of the top end of the sampling tube (1), the movable end of the electric push rod (25) is fixedly connected to the fixing block (26), a mounting sleeve (4) is fixedly arranged in the middle of the top end of the sampling tube (1), a support rod (5) is inserted into the interior of the mounting sleeve (4), an auxiliary handle (6) is fixedly connected to the top end of the support rod (5), and a placement seat (7) is fixedly arranged on one side of the mounting sleeve (4).

2. A sludge sampling device for environmental engineering according to claim 1, characterized in that: Two telescopic rods (11) and two telescopic springs (12) are fixedly arranged on the inner side of the placement seat (7); a limit block (13) is fixedly arranged between the two telescopic rods (11) and the two telescopic springs (12) at one end away from the inner side of the placement seat (7); a pull rod (16) is fixedly connected to the side of the limit block (13) close to the telescopic rod (11); an auxiliary pull handle (17) is fixedly connected to the end of the pull rod (16) away from the limit block (13) extending to the outside; a plurality of limit holes (8) are opened on the surface of the support rod (5); and the plurality of limit holes (8) are arranged corresponding to the limit blocks (13).

3. A sludge sampling device for environmental engineering according to claim 2, characterized in that: A second through hole (18) is provided at the connection between the placement seat (7) and the pull rod (16), and a first through hole (15) is provided at the connection between the installation sleeve (4) and the limit block (13).

4. A sludge sampling device for environmental engineering according to claim 1, characterized in that: A slide groove (9) is provided on one side of the inner wall of the installation sleeve (4), a sliding block (10) is slidably provided inside the slide groove (9), and the sliding block (10) is fixedly connected to the support rod (5).

5. The sludge sampling device for environmental engineering according to claim 1, characterized in that: An auxiliary cone (2) is fixedly provided at the bottom end of the sampling tube (1), and a reinforcement seat (3) is fixedly provided at the connection between the sampling tube (1) and the mounting sleeve (4).

6. A sludge sampling device for environmental engineering according to claim 1, characterized in that: A guide seat (14) is fixedly provided on the top of one side of the sampling cylinder (1), and the guide seat (14) is interlacedly connected to the second connecting rod (27).

7. A sludge sampling device for environmental engineering according to claim 1, characterized in that: A sealing gasket (22) is fixedly arranged on the surface of the sealing plate (21).

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