CN216816120U

CN216816120U - Sampling device for soil and water conservation detection

Info

Publication number: CN216816120U
Application number: CN202220092537.5U
Authority: CN
Inventors: 李瑞栋; 王希栋; 刘顿; 杨京; 高利强
Original assignee: Northwest A&F University
Current assignee: Northwest A&F University
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-06-24
Anticipated expiration: 2032-01-13

Abstract

The utility model relates to the technical field of water and soil sampling, and discloses a sampling device for water and soil conservation detection, which solves the problems that the water quality sampling device in the current market can not sample water with different depths, and impurities in water can affect the water quality sample collection during sampling, and comprises a plurality of connecting rods, wherein the tops of the connecting rods are respectively provided with a spiral groove, the bottom ends of the connecting rods are respectively and fixedly connected with a screw rod, the screw rod at the top end of one connecting rod is in threaded connection with the spiral groove at the top end of the other connecting rod, two fixing rods are fixedly arranged on the side wall of the connecting rod at the bottom end, and a sampling part is fixedly arranged on one end of the two fixing rods, which is far away from the connecting rod, the sampling device can sample water with different depths, and can not filter out larger impurities in water during sampling, thereby the sample collection is more smooth.

Description

Sampling device for soil and water conservation detection

Technical Field

The utility model belongs to the technical field of water and soil sampling, and particularly relates to a sampling device for water and soil conservation detection.

Background

Along with the rapid development of mankind, the protection consciousness to the environment is higher and higher, people can keep monitoring the emergence of soil erosion and soil erosion's harm to carry out long-term investigation through soil and water, research the reason that soil erosion and water loss takes place and carry out the analysis, constantly improve this phenomenon, but the sampling device who generally sees on the existing market still has certain weak point when using, when taking a sample to quality of water, need take a sample to the quality of water of the different degree of depth, and in the sample, the impurity of aquatic can influence the adoption to the sample.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a sampling device for soil and water conservation detection, which effectively solves the problems that the water quality at different depths cannot be sampled when the device for sampling water quality in the current market is used, and impurities in water can influence the collection of water quality samples during sampling.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a soil and water conservation detects sampling device who uses, includes a plurality of and links up the pole, a plurality of the spiral groove has all been seted up at the top that links up the pole, and links up the equal fixedly connected with screw rod in the bottom of a plurality of and link up the pole, one of them the screw thread connection that links up the pole top links up the spiral groove at pole top in coming, is located two dead levers of fixed mounting on the lateral wall that the pole was linked up to the bottom, and keeps away from one of two dead levers and serve fixed mounting and have a sample portion, the top of sample portion is provided with the closing cap, and has the filter house at the top fixed mounting of closing cap, and has evenly seted up a plurality of filtration pore on the lateral wall of filter house.

Preferably, a groove is formed in the middle of the top of the sealing cover, a through hole is formed in the top of the groove, and a piston is arranged in the groove.

Preferably, the opening has been seted up at the top of filter house, the top fixedly connected with of piston connects the rope, and the one end of keeping away from the piston of connecting the rope runs through the opening and extends to the outside of closing cap.

Preferably, a fixed pulley is fixedly installed on the side wall of the connecting rod at the top end, and one end, far away from the filter part, of the connecting rope bypasses the fixed pulley.

Preferably, the intermediate position fixedly connected with locating lever at filter house inner wall top, the constant head tank has been seted up at the top of piston, and pegs graft in the constant head tank at piston top in the bottom of locating lever, the top of piston stretches out the recess and extends to the inside of filter house.

Preferably, the outside of locating lever is provided with the spring, and the top fixed connection of spring is at the top of filter house inner wall, and the bottom fixed connection of spring is at the top of piston.

Compared with the prior art, the utility model has the beneficial effects that:

when the device is used for collecting water quality samples, different numbers of connecting rods are connected according to the depth of the water quality samples to be collected, and the connecting rod with a sampling part is connected at the lowest end, the connecting rod with a fixed pulley is connected at the topmost end, then the connecting rod can be inserted into water, the sampling part is positioned at the depth of water quality sample collection, the connecting rope is pulled, the connecting rope bypasses the fixed pulley and pulls the piston to move upwards in the groove, the positioning groove at the top of the piston can be inserted into the positioning rod and extrudes the spring together, when the piston is separated from the groove, water can flow into the filter part from a plurality of filter holes on the side wall of the filter part, then water can enter into the inside of closing cap and sample portion through recess and through-hole, loosens after the full water in the sample portion and connects the rope and can take out the joint pole from aquatic, can sample the water of the different degree of depth according to the quantity that the joint pole links up.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the connection structure of the connecting rod of the present invention;

FIG. 3 is a schematic view of the interior of the cover and the filter portion of the present invention;

FIG. 4 is an enlarged schematic view of the present invention at A;

FIG. 5 is a schematic view of the connection between the positioning rod and the piston according to the present invention;

in the figure: 1. a connecting rod; 2. fixing the rod; 3. a sampling section; 4. sealing the cover; 5. a filtering part; 6. connecting ropes; 7. a fixed pulley; 8. a screw; 9. a screw groove; 10. filtering holes; 11. a groove; 12. a through hole; 13. a piston; 14. positioning a rod; 15. a spring; 16. a port; 17. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 5, the present invention includes a plurality of joint rods 1, screw grooves 9 are formed at the tops of the plurality of joint rods 1, and screw rods 8 are fixedly connected to the bottom ends of the plurality of joint rods 1, the screw rod 8 at the top end of one of the joint rods 1 is screwed into the screw groove 9 at the top end of the next joint rod 1, two fixing rods 2 are fixedly mounted on the side wall of the bottom joint rod 1, a sampling part 3 is fixedly mounted on one end of the two fixing rods 2 away from the joint rod 1, a sealing cover 4 is disposed at the top end of the sampling part 3, a filter part 5 is fixedly mounted at the top end of the sealing cover 4, and a plurality of filter holes 10 are uniformly formed on the side wall of the filter part 5.

In the second embodiment, on the basis of the first embodiment, a groove 11 is formed in the middle of the top of the sealing cover 4, a through hole 12 is formed in the top of the groove 11, and a piston 13 is arranged inside the groove 11.

In the third embodiment, on the basis of the second embodiment, the top of the filtering portion 5 is provided with the through hole 16, the top of the piston 13 is fixedly connected with the connecting rope 6, and one end of the connecting rope 6 far away from the piston 13 penetrates through the through hole 16 and extends to the outside of the cover 4.

In the fourth embodiment, on the basis of the third embodiment, a fixed pulley 7 is fixedly installed on the side wall of the top end connecting rod 1, and one end of the connecting rope 6 far away from the filter part 5 passes around the fixed pulley 7.

Fifth embodiment, on fourth embodiment's basis, the intermediate position fixedly connected with locating lever 14 at filter house 5 inner wall top, constant head tank 17 has been seted up at the top of piston 13, and pegs graft in constant head tank 17 at piston 13 top in the bottom of locating lever 14, and recess 11 and the inside that extends to filter house 5 are stretched out to the top of piston 13.

Sixth embodiment, in addition to fifth embodiment, a spring 15 is disposed outside the positioning rod 14, a top end of the spring 15 is fixedly connected to a top portion of the inner wall of the filter part 5, and a bottom end of the spring 15 is fixedly connected to a top portion of the piston 13.

The working principle is as follows: when the device is used for collecting water quality samples, different numbers of connecting rods 1 are connected according to the depth of the water quality samples to be collected, and the joint rod 1 with the sampling part 3 is connected to the lowest end, the joint rod 1 with the fixed pulley 7 is connected to the topmost end, then the connecting rod 1 can be inserted into water to ensure that the sampling part 3 is positioned at the depth of water quality sample collection, the connecting rope 6 is pulled, the connecting rope 6 passes around the fixed pulley 7 and pulls the piston 13 to move upwards in the groove 11, the positioning groove 17 at the top of the piston 13 is inserted on the positioning rod 14, the spring 15 is extruded together, when the piston 13 is separated from the groove 11, water flows into the filter part 5 from a plurality of filter holes 10 on the side wall, then, water enters the sealing cap 4 and the sampling part 3 through the grooves 11 and the through holes 12, and the connecting rope 6 is loosened after the sampling part 3 is filled with water, so that the connecting rod 1 can be taken out of the water.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a soil and water conservation detects sampling device of usefulness, includes a plurality of joint pole (1), its characterized in that: a plurality of thread groove (9) have all been seted up at the top of linking pole (1), and link up the equal fixedly connected with screw rod (8) in the bottom of pole (1) in a plurality of, one of them screw rod (8) threaded connection on pole (1) top links up in screw groove (9) at pole (1) top, is located fixed mounting on the lateral wall of bottom linking pole (1) and has two dead lever (2), and keeps away from one of two dead lever (2) and serve fixed mounting and have sample portion (3), the top of sample portion (3) is provided with closing cap (4), and has filter house (5) at the top fixed mounting of closing cap (4), and has evenly seted up a plurality of filtration pore (10) on the lateral wall of filter house (5).

2. The sampling device for soil and water conservation test of claim 1, wherein: a groove (11) is formed in the middle of the top of the sealing cover (4), a through hole (12) is formed in the top of the groove (11), and a piston (13) is arranged in the groove (11).

3. The sampling device for soil and water conservation test of claim 2, wherein: opening (16) have been seted up at the top of filter house (5), top fixedly connected with of piston (13) connects rope (6), and the one end of keeping away from piston (13) of connecting rope (6) runs through opening (16) and extends to the outside of closing cap (4).

4. The sampling device for soil and water conservation test of claim 3, wherein: and the fixed pulley (7) is fixedly mounted on the side wall of the connecting rod (1) at the top end, and one end, far away from the filtering part (5), of the connecting rope (6) bypasses the fixed pulley (7).

5. The sampling device for soil and water conservation test of claim 4, wherein: the middle position fixedly connected with locating lever (14) at filter house (5) inner wall top, constant head tank (17) have been seted up at the top of piston (13), and peg graft in constant head tank (17) at piston (13) top in the bottom of locating lever (14), the inside of recess (11) and extension to filter house (5) is stretched out at the top of piston (13).

6. The sampling device for soil and water conservation test of claim 5, wherein: the outside of locating lever (14) is provided with spring (15), and the top fixed connection of spring (15) is at the top of filter house (5) inner wall, and the bottom fixed connection of spring (15) is at the top of piston (13).