CN215178722U

CN215178722U - Sediment sampler

Info

Publication number: CN215178722U
Application number: CN202120511000.3U
Authority: CN
Inventors: 解莹; 葛金金; 彭文启; 刘信勇; 张敏; 屈亮; 刘俊鹏; 渠晓东; 张海萍; 余杨
Original assignee: China Institute of Water Resources and Hydropower Research
Current assignee: China Institute of Water Resources and Hydropower Research
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-12-14
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a sediment sampler, include: one end of the sampling cylinder is a sealed end, the other end of the sampling cylinder is an open end, the sealed end is fixedly connected with a connecting rod perpendicular to the sealed end, and the sealed end is provided with a plurality of water outlet holes communicated with the interior of the sampling cylinder in a penetrating manner; the rubber plate is provided with an opening and is arranged at the opening end in a sliding manner; the two traction devices are respectively connected with the two opposite ends of the rubber plate; wherein, the rubber plate leads the opening to be communicated or not communicated with the open end under the traction of the traction device. The utility model discloses when sealed sampling cylinder opening end, swift laborsaving.

Description

Sediment sampler

Technical Field

The utility model relates to an environment sampling technical field. More specifically, the utility model relates to a sediment sampler.

Background

The bottom mud is usually a mixture of clay, silt, organic matters and various minerals, and is formed by depositing on the bottom of a water body through long-term physical, chemical and biological actions and water body transmission. Sediment in water bodies such as lakes, rivers, ponds and the like is an important content of water environment protection and scientific research, and a sampler is required to be used for auxiliary collection when the sediment in the water bodies is collected.

The sampler of prior art includes cylindric sampling cylinder, the one end of sampling cylinder is sealed, the other end is uncovered, its sealed tip rigid coupling have with this tip vertically connecting rod, the outside cover that the sampling cylinder is close to sealed end is equipped with the semicircle ring, the both ends of semicircle ring are articulated with the lateral wall of sampling cylinder, and include two movable rods, two movable rods set up with two tip one-to-ones of semicircle ring, the one end of every movable rod and the semicircle ring tip rigid coupling that corresponds, the rigid coupling has sealed lid between the free end of two movable rods, wherein, the rigid coupling has draw gear on the semicircle ring, the sealed end of sampling cylinder runs through perpendicularly and is equipped with a plurality of apopores, the semicircle ring sets up to, when the semicircle ring is rotatory to when with connecting rod looks butt, sealed lid is located the opening end of sampling cylinder, and this tip of sealing. When gathering the bed mud, the vertical placing of sampling cylinder and open end are in the water body of down going into, press the connecting rod hard and make the sampling cylinder insert in the bed mud, then have partial bed mud and get into the sampling cylinder, after collecting abundant bed mud, through pulling draw gear, make the open end of sealed lid sealed sampling cylinder to keep the encapsulated situation of sampling cylinder, take out the sampling cylinder from the water simultaneously, accomplished the collection work of bed mud promptly.

Because movable rod and semicircle ring rigid coupling, the semicircle ring is articulated with the sampling cylinder, pushing down sampling cylinder to the sampling cylinder in-process to the bed mud, the sampling cylinder can't drive the movable rod and descend to in the bed mud, when the opening end of the sealed sampling cylinder of pulling draw gear, connecting rod and sealed lid need enter into in the bed mud, and pass the below that the bed mud reachd the sampling cylinder, and the bed mud can produce great resistance to movable rod and sealed lid at this in-process, so it is harder when sealing the sampling cylinder.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

It is yet another object of the present invention to provide a sediment sampler that is fast and labor-saving when sealing the open end of the sampling cylinder.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a sediment sampler comprising: one end of the sampling cylinder is a sealed end, the other end of the sampling cylinder is an open end, the sealed end is fixedly connected with a connecting rod perpendicular to the sealed end, and the sealed end is provided with a plurality of water outlet holes communicated with the interior of the sampling cylinder in a penetrating manner;

the rubber plate is provided with an opening and is arranged at the opening end in a sliding manner;

the two traction devices are respectively connected with the two opposite ends of the rubber plate; wherein the content of the first and second substances,

and the rubber plate enables the opening to be communicated or not communicated with the open end under the traction of the traction device.

Preferably, the sampling cylinder is of a hollow cuboid structure, the side wall of the sampling cylinder is of a sandwich structure and comprises an inner wall and an outer wall, the gap between the inner wall and the outer wall is larger than the thickness of the rubber plate, connecting ports are arranged on two opposite sides of the lower part of the inner wall, and the height of each connecting port is about smaller than the thickness of the rubber plate; the rubber plate is a rectangular plate, two sides of the rubber plate in the length direction are arranged to be capable of contacting with the other two opposite sides of the inner wall, and two sides of the rubber plate in the width direction respectively extend into the interlayer through the connecting ports; the traction device is a rope, one end of the rope is fixedly connected with the rubber plate, and the other end of the rope penetrates out of the sealing end and is movably connected with the connecting rod.

Preferably, the rope is fixedly provided with a first limiting block, the first limiting block is positioned in the interlayer, when the opening is completely communicated with the open end, one of the first limiting blocks in the two ropes is abutted to the sealing end, and when the opening is not completely communicated with the open end, the other first limiting block in the two ropes is abutted to the sealing end.

Preferably, a second limiting block is fixedly arranged on the rope and located on the outer side of the sampling cylinder, when the opening is completely communicated with the opening, one of the second limiting blocks in the two ropes is abutted to the sealing end, and when the opening is not completely communicated with the opening end, the other second limiting block in the two ropes is abutted to the sealing end.

Preferably, the free end of the connecting rod is fixedly provided with a handle, the handle is provided with two sliding holes in a penetrating manner, two ropes are arranged in one-to-one correspondence with the two sliding holes, and each rope correspondingly penetrates through one sliding hole and is movably connected with the sliding hole.

Preferably, a stopper is fixedly connected to a free end of the rope, and the length of the stopper is greater than the diameter of the sliding hole.

Preferably, the open ends are condensed downwardly and inwardly to form a pyramid-like structure.

Preferably, the connecting rod is a telescopic rod.

Preferably, the edges of the connecting port are rounded.

The utility model discloses at least, include following beneficial effect:

in the in-process of gathering the bed mud, pulling draw gear makes the opening of offset plate and the opening end intercommunication of sampling cylinder, the vertical placing of sampling cylinder and opening end are down gone into the water, push down the connecting rod hard and make the sampling cylinder insert in the bed mud, then have partial bed mud and get into in the sampling cylinder, after collecting abundant bed mud, through pulling draw gear, make the opening not communicate with the opening end, thereby make the opening end sealed, and keep the encapsulated situation of sampling cylinder, take out the sampling cylinder from the water simultaneously, the collection work of bed mud has been accomplished promptly, this is novel when the opening end of sealed sampling cylinder, swift laborsaving.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a cross-sectional view of a sediment sampler according to one embodiment of the present invention;

fig. 2 is a top view of a sediment sampler according to one embodiment of the present invention;

fig. 3 is a schematic structural diagram of the rubber plate according to one of the technical solutions of the present invention.

Reference numerals: sampling tube 1, sealed end 2, open end 3, connecting rod 4, apopore 5, offset plate 6, opening 7, draw gear 8, inner wall 9, outer wall 10, first stopper 11, second stopper 12, handle 13, dog 14.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-3, the utility model provides a sediment sampler, include: one end of the sampling cylinder 1 is a sealed end 2, the other end of the sampling cylinder is an open end 3, the sealed end 2 is fixedly connected with a connecting rod 4 perpendicular to the sealed end 2, and the sealed end 2 is provided with a plurality of water outlet holes 5 communicated with the interior of the sampling cylinder 1 in a penetrating manner;

the rubber plate 6 is provided with an opening 7 and is arranged at the open end 3 in a sliding manner;

two traction devices 8 respectively connected with two opposite ends of the rubber plate 6; wherein the content of the first and second substances,

the rubber plate 6 leads the opening 7 to be communicated or not communicated with the open end 3 under the traction of a traction device 8.

In the above technical scheme, the sediment sampler comprises a sampling cylinder 1, a rubber plate 6 and two traction devices 8, the novel sampling cylinder 1 is not limited to adopt the same specific shape, the sampling cylinder 1 can be in other shapes such as a column shape and a cuboid shape for containing sediment, one end of the sampling cylinder 1 is an open end 3, the other end of the sampling cylinder is a sealed end 2, the sealed end 2 is fixedly connected with a connecting rod 4 perpendicular to the sealed end 2, the sealed end 2 is also provided with a plurality of water outlets 5 communicated with the inside of the sampling cylinder 1 in a penetrating manner, and when the sediment enters the sampling cylinder 1, water entering the sampling cylinder 1 is discharged from the water outlets 5; the opening end 3 is located in the sliding of offset plate 6 to seted up opening 7 on the offset plate 6, two draw gear 8 can be other devices that can stimulate offset plate 6 such as rope, this neotype principle does, make offset plate 6 slide on sampling cylinder 1 through pulling draw gear 8, be used for gathering the bed mud when opening 7 communicates with sampling cylinder 1 completely, after gathering the bed mud, through pulling draw gear 8, make offset plate 6's opening 7 stagger with opening end 3, thereby make the sealed sampling cylinder 1 of offset plate 6.

In the use, pulling draw gear 8 makes opening 7 of offset plate 6 and sampling cylinder 1's opening end 3 intercommunication, sampling cylinder 1 is vertical to be placed and opening end 3 is gone into the water body down, push down connecting rod 4 hard and make sampling cylinder 1 insert in the bed mud, then have partial bed mud and get into sampling cylinder 1 in, after collecting sufficient bed mud, through pulling draw gear 8, make opening 7 not communicate with opening end 3, thereby make opening end 3 sealed, and keep sampling cylinder 1's encapsulated situation, take out sampling cylinder 1 from the water simultaneously, the collection work of bed mud has been accomplished promptly, this is novel when the opening end 3 of sealed sampling cylinder 1, swift laborsaving.

In another technical scheme, the sampling cylinder 1 is a hollow cuboid structure, the side wall of the sampling cylinder is of a sandwich structure and comprises an inner wall 9 and an outer wall 10, the gap between the inner wall 9 and the outer wall 10 is greater than the thickness of the rubber plate 6, connectors are arranged on two opposite sides of the lower part of the inner wall 9, and the height of each connector is less than the thickness of the rubber plate 6; the rubber plate 6 is a rectangular plate, two sides in the length direction of the rubber plate are arranged to be capable of being in contact with the other two opposite sides of the inner wall 9, and two sides in the width direction of the rubber plate respectively extend into the interlayer through the connecting ports; the traction device 8 is a rope, one end of the rope is fixedly connected with the rubber plate 6, and the other end of the rope penetrates out of the sealing end 2 and is movably connected with the connecting rod 4.

In the technical scheme, the sampling cylinder 1 is of a sandwich structure and comprises an inner wall 9 and an outer wall 10, a closed space is formed between the inner wall 9 and the outer wall 10, connectors are arranged on a pair of opposite sides of the lower part of the inner wall 9, and the novel connectors are strip-shaped through holes penetrating through the inner wall 9; the rubber plate 6 is a rectangular plate, and two sides of the rubber plate 6 in the width direction extend into the interlayer through the connecting ports and slide in the interlayer; the both ends of offset plate 6 are fixed with the rope respectively, the free end of rope runs through sealed

end

2 and 4 swing joint of connecting rod, when needs make opening end 3 and external intercommunication, through the pulling rope, make offset plate 6 slide in sandwich structure to opening 7 and opening end 3 communicate completely, when needs opening end 3 is sealed, through the pulling rope, make offset plate 6 slide in glue film structure to making opening 7 stagger with opening end 3, make offset plate 6 sealed opening end 3 can, adopt this technical scheme, because offset plate 6 is located sampling cylinder 1, when sealed sampling cylinder 1, only need the pulling rope can make offset plate 6 slide in sampling cylinder 1, the hindrance effect that the bed mud produced to offset plate 6 is less, so when the opening end 3 of sealed sampling cylinder 1, swift laborsaving.

In another kind of technical scheme, first stopper 11 has set firmly on the rope, first stopper 11 is located in the interlayer, when opening 7 with when opening end 3 communicates completely, one of them first stopper 11 in two ropes with sealed end 2 butt, when opening 7 with when opening end 3 does not communicate completely, another first stopper 11 in two ropes with sealed end 2 butt, adopt this kind of scheme, first stopper 11 plays limiting displacement, avoids excessively pulling the rope.

In another kind of technical scheme, second stopper 12 has set firmly on the rope, second stopper 12 is located the cartridge 1 outside, when opening 7 with when uncovered complete intercommunication, one of them second stopper 12 in two ropes with sealed end 2 butt, when opening 7 with when uncovered end 3 is complete not communicated, another second stopper 12 in two ropes with sealed end 2 butt, adopt this kind of scheme, second stopper 12 plays limiting displacement, avoids excessively pulling the rope.

In another kind of technical scheme, the free end of connecting rod 4 is equipped with handle 13 admittedly, it is equipped with two slide holes to run through on the handle 13, two ropes with two slide hole one-to-one sets up, and every rope corresponds passes a slide hole and rather than swing joint, adopts this kind of scheme, with the rope spacing on handle 13, is convenient for find the rope, this novel shape that does not restrict handle 13.

In another technical scheme, a stop 14 is fixedly connected to the free end of the rope, the length of the stop 14 is larger than the diameter of the sliding hole, and the stop 14 plays a limiting role.

In another technical scheme, the open end 3 is condensed downwards and inwards to form a cone-like structure, so that the resistance of the sampling cylinder 1 in the sediment entering process is reduced.

In another technical scheme, the connecting rod 4 is a telescopic rod and is suitable for taking bottom sediment at the bottoms of water bodies with different depths.

In another technical scheme, the edge of the connecting port is a round angle, and in the sliding process of the rubber plate 6, the rubber plate 6 can reduce the damage to the connecting port caused by the edge of the connecting port.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the sediment sampler of the present invention will be apparent to those skilled in the art.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. Sediment sampler, its characterized in that includes:

one end of the sampling cylinder is a sealed end, the other end of the sampling cylinder is an open end, the sealed end is fixedly connected with a connecting rod perpendicular to the sealed end, and the sealed end is provided with a plurality of water outlet holes communicated with the interior of the sampling cylinder in a penetrating manner;

2. The sediment sampler of claim 1, wherein the sampling cylinder is a hollow cuboid structure, and the side wall of the sampling cylinder is a sandwich structure and comprises an inner wall and an outer wall, the gap between the inner wall and the outer wall is larger than the thickness of the rubber plate, and connectors are arranged on two opposite sides of the lower part of the inner wall, and the height of each connector is about smaller than the thickness of the rubber plate; the rubber plate is a rectangular plate, two sides of the rubber plate in the length direction are arranged to be capable of contacting with the other two opposite sides of the inner wall, and two sides of the rubber plate in the width direction respectively extend into the interlayer through the connecting ports; the traction device is a rope, one end of the rope is fixedly connected with the rubber plate, and the other end of the rope penetrates out of the sealing end and is movably connected with the connecting rod.

3. The sediment sampler of claim 2, wherein the rope is fixedly provided with a first stopper, the first stopper is positioned in the interlayer, when the opening is completely communicated with the open end, one of the two ropes abuts against the sealing end, and when the opening is not completely communicated with the open end, the other of the two ropes abuts against the sealing end.

4. The sediment sampler of claim 2, wherein a second stopper is fixedly arranged on the rope, the second stopper is positioned outside the sampling cylinder, when the opening is completely communicated with the open end, one of the two ropes is abutted with the sealing end, and when the opening is not completely communicated with the open end, the other of the two ropes is abutted with the sealing end.

5. The sediment sampler of claim 2, wherein a handle is fixedly arranged at the free end of the connecting rod, two sliding holes are arranged on the handle in a penetrating way, two ropes are arranged corresponding to the two sliding holes one by one, and each rope correspondingly penetrates through one sliding hole and is movably connected with the sliding hole.

6. The sediment sampler of claim 5 wherein a stopper is attached to the free end of the rope, the stopper having a length greater than the diameter of the slide hole.

7. The sediment sampler of claim 2 wherein the open ends are downwardly and inwardly condensed to form a cone-like structure.

8. The sediment sampler of claim 1 wherein the connecting rod is a telescopic rod.

9. The sediment sampler of claim 2 wherein the edges of the connection ports are rounded.