CN211179110U - Water system sediment sampling equipment - Google Patents
Water system sediment sampling equipment Download PDFInfo
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- CN211179110U CN211179110U CN201922364085.2U CN201922364085U CN211179110U CN 211179110 U CN211179110 U CN 211179110U CN 201922364085 U CN201922364085 U CN 201922364085U CN 211179110 U CN211179110 U CN 211179110U
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Abstract
The utility model discloses a water system sediment sampling device, which comprises an inner pipe, wherein an outer pipe is sleeved outside the inner pipe, the upper end of the inner pipe extends to the outside of the outer pipe, the lower end of the inner pipe is positioned in the outer pipe, a screw hole communicated with the inside and the outside of the outer pipe is formed in the upper part of the outer pipe, a bolt is arranged in the screw hole, a flexible sealing pipe is arranged at the lower end of the inner pipe, and the two ends of the flexible sealing pipe are respectively fixedly connected with the lower end of the inner pipe; this river system deposit sampling equipment, after the sample, the lower extreme of sampling equipment is sealed, avoids river system deposit can flow out from the sampler, guarantees the reliability of sample.
Description
Technical Field
The utility model relates to a fluid sampling equipment technical field specifically is a river system deposit sampling equipment.
Background
Water system sediment geochemistry is a method and a technology for researching water system sediment exploration, and the science of researching the rules of element migration, distribution and enrichment in water system sediment and the relation between the rules and bedrocks and mineralization through water system sediment sampling and analysis of a large-scale system.
However, when the conventional sampler is mainly applied to land and is applied to sampling water system sediments, the water system sediments belong to fluid, and when the sampler is pulled out after sampling is finished, the water system sediments flow out of the sampler, so that sampling failure is caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a river system deposit sampling equipment, after the sample, sampling equipment's lower extreme seals, avoids river system deposit can flow from the sampler, guarantees the reliability of sample, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a water system sediment sampling device comprises an inner tube, wherein an outer tube is sleeved on the outer side of the inner tube, the upper end of the inner tube extends to the outside of the outer tube, and the lower end of the inner tube is located in the outer tube.
The upper part of the outer pipe is provided with a screw hole communicated with the inside and the outside of the outer pipe, and a bolt is arranged in the screw hole.
The lower end of the inner pipe is provided with a flexible closed pipe, and the two ends of the flexible closed pipe are respectively and fixedly connected with the lower end of the inner pipe and the lower end of the outer pipe in a sealing manner.
As an optimized technical scheme of the utility model, the flexible closed tube is rubber tube, waterproof stringing, elastic silicone tube or elastic rubber tube.
As an optimal technical scheme of the utility model, the inner tube is transparent glass material or transparent plastic material, and the outer tube is transparent glass material or transparent plastic material.
As a preferred technical scheme of the utility model, the diameter of outer tube outside lower part diminishes from top to bottom gradually.
As a preferred technical scheme of the utility model, still include the lid, the sealed joint of upper end or the sealed threaded connection of lid and inner tube.
As an optimized technical scheme of the utility model, the helicla flute has been seted up on the upper portion in the inner tube outside, and the helicla flute contacts with the inner of bolt.
As an optimized technical scheme of the utility model, the helicla flute has been seted up on the upper portion in the inner tube outside, and the helicla flute contacts with the inner of bolt.
As the utility model discloses a preferred technical scheme still includes the stopper piece, and the stopper piece is located the inner tube, the outside of stopper piece and the inboard sealed sliding connection of inner tube.
As an optimized technical scheme of the utility model, the stopper piece is cake shape stopper piece or spherical stopper piece.
As an optimized technical proposal of the utility model, the spherical blocking piece is an air bag ball or a hollow elastic rubber ball.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an example river system deposit sampling equipment, after the sample, the lower extreme of sampling equipment is sealed, avoids river system deposit to flow out from the sampler, guarantees the reliability of sample; the water system sediment sampling equipment has the advantages of simple structure, low manufacturing cost, convenient cleaning and repeated use.
2. The utility model discloses river system deposit sampling equipment, inner tube and outer tube insert among the river system deposit, and the river system deposit enters into the inner tube, and the bolt is loosened to the spiral, rotatory outer tube or rotatory inner tube, thereby the lower extreme of inner tube is stopped up to the distortion of flexible closed tube, avoids river system deposit to flow out in can following this river system deposit sampling equipment, and the bolt of screwing makes inner tube and outer tube together fixed, rebound inner tube and outer tube to sample river system deposit.
3. The utility model discloses river system deposit sampling equipment, the sample end back lid is in the upper end of inner tube, and the river system deposit of sample is arranged in the confined environment, avoids the environment to cause the pollution to the river system deposit, and makes this river system deposit sampling equipment remove conveniently.
4. The water system sediment sampling device provided by the utility model has the advantages that the spiral groove is contacted with the inner end of the bolt initially, so that the inner pipe and the outer pipe are not easy to move relatively, and the flexible closed pipe is kept to be completely unfolded; when the outer pipe or the inner pipe is rotated, the bolt moves along the spiral groove, when the bolt prevents the outer pipe and the inner pipe from rotating relatively, the bolt is screwed, and the spiral groove and the bolt are matched to determine the twisting degree of the flexible closed pipe conveniently.
5. The utility model discloses river system deposit sampling equipment, this river system deposit sampling equipment remove the in-process and can receive and rock, block piece and river system deposit upside contact, and the block piece prevents the river system deposit and rocks, avoids the river system deposit to mix, guarantees the reliability of river system deposit.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the present invention in a partial cross-sectional view;
fig. 3 is an enlarged view of a structure of fig. 2.
In the figure: 1 spiral groove, 2 covers, 3 inner pipes, 4 bolts, 5 outer pipes, 6 flexible closed pipes, 7 blocking parts and 8 screw holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows: referring to fig. 1, 2 and 3, the present embodiment discloses a water system sediment sampling apparatus, which includes an inner tube 3, an outer tube 5 sleeved outside the inner tube 3, an upper end of the inner tube 3 extending to the outside of the outer tube 5, and a lower end of the inner tube 3 located inside the outer tube 5.
The upper portion of outer tube 5 is seted up the screw 8 of intercommunication inside and outside it, installs bolt 4 in the screw 8.
The lower end of the inner pipe 3 is provided with a flexible closed pipe 6, and two ends of the flexible closed pipe 6 are respectively and fixedly connected with the lower end of the inner pipe 3 and the lower end of the outer pipe 5 in a sealing manner.
Further, the flexible sealing tube 6 is a rubber tube, a waterproof cloth tube, an elastic silicone tube or an elastic rubber tube, and the flexible sealing tube 6 is screwed with the outer tube 5 or the inner tube 3 in a rotating manner to seal the lower end of the inner tube 3.
Further, the inner tube 3 is made of transparent glass or transparent plastic, and the outer tube 5 is made of transparent glass or transparent plastic, so that the amount of the sampled water system sediments can be observed conveniently.
The diameter of the outer lower portion of the outer tube 5 in this embodiment is gradually reduced from top to bottom, facilitating insertion of the outer tube 5 into the water system deposit.
The embodiment also comprises a cover 2, and the cover 2 is in sealed clamping connection or in sealed threaded connection with the upper end of the inner tube 3.
The inner tube 3 and the outer tube 5 are both hard tubes.
The working process and principle of the embodiment are as follows:
initially the cap 2 is not applied to the upper end of the inner tube 3 and the flexible closure tube 6 is fully deployed as shown in figure 2 and the bolt 4 is tightened, the bolt 4 securing the inner and outer tubes 3, 5 together and the inner and outer tubes 3, 5 cannot slide relative to each other.
The inner pipe 3 and the outer pipe 5 are inserted into the water system sediment, the water system sediment enters the inner pipe 33, the bolt 4 is unscrewed, the outer pipe 5 is rotated or the inner pipe 3 is rotated, the flexible closed pipe 6 is twisted and screwed to block the lower end of the inner pipe 3, the water system sediment is prevented from flowing out of the water system sediment sampling device, the bolt 4 is screwed to fix the inner pipe 3 and the outer pipe 5 together, and the inner pipe 3 and the outer pipe 5 are moved upwards, so that the water system sediment is sampled.
The cover 2 covers the upper end of the inner tube 3, and the sampled water system sediment is positioned in a closed environment, so that the water system sediment is prevented from being polluted by the environment, and the water system sediment sampling equipment is convenient to move.
After the sampling of this river system deposit sampling equipment, the lower extreme of sampling equipment is sealed, avoids river system deposit can flow out from the sampler, guarantees the reliability of sample.
The water system sediment sampling device has the advantages of simple structure, low manufacturing cost, convenient cleaning and repeated use.
Example two: as shown in fig. 1 and 3, the present embodiment discloses a water system sediment sampling device, which has substantially the same structure as the first embodiment, except that a spiral groove 1 is formed at the upper part of the outer side of an inner tube 3, and the spiral groove 1 contacts with the inner end of a bolt 4.
The working process and principle of the embodiment are as follows:
initially, the spiral groove 1 is contacted with the inner end of the bolt 4, so that the inner pipe 3 and the outer pipe 5 are not easy to move relatively, and the flexible closed pipe 6 is kept to be completely unfolded; when the outer pipe 5 or the inner pipe 3 is rotated, the bolt 4 moves along the spiral groove 1, when the bolt 4 prevents the outer pipe 5 and the inner pipe 3 from rotating relatively, the bolt 4 is screwed, and the spiral groove 1 and the bolt 4 are matched to determine the twisting degree of the flexible closed pipe 6.
Example three: as shown in fig. 2, the present embodiment discloses a water system sediment sampling apparatus having substantially the same structure as that of the first embodiment, except that the present embodiment further includes a stopper 7, the stopper 7 is located inside the inner tube 3, and the outside of the stopper 7 and the inside of the inner tube 3 are sealingly slidably connected.
The stopper 7 of this embodiment is a disc-shaped stopper or a spherical stopper.
Further, the spherical blocking member is an air bag ball or a hollow elastic rubber ball.
The working process and principle of the embodiment are as follows:
the stopper 7 is located the lower part of inner chamber of inner tube 3 during the initial time, and there is frictional force in the inner wall of stopper 7 and inner tube 3, and the river system deposit promotes stopper 7 and follows 3 inner walls of inner tube upward movement during the sample, inside more water that gets into when avoiding the inner tube 3 sample.
The water system sediment sampling device can shake in the moving process, the blocking piece 7 is contacted with the upper side of the water system sediment, the blocking piece 7 prevents the water system sediment from shaking, the water system sediment is prevented from being mixed, and the reliability of the water system sediment is ensured.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A water system sediment sampling device comprising an inner tube (3), characterized in that: the outer side of the inner pipe (3) is sleeved with an outer pipe (5), the upper end of the inner pipe (3) extends to the outside of the outer pipe (5), and the lower end of the inner pipe (3) is positioned in the outer pipe (5);
the upper part of the outer pipe (5) is provided with a screw hole (8) communicated with the inside and the outside of the outer pipe, and a bolt (4) is arranged in the screw hole (8);
the lower end of the inner pipe (3) is provided with a flexible closed pipe (6), and two ends of the flexible closed pipe (6) are respectively and fixedly connected with the lower end of the inner pipe (3) and the lower end of the outer pipe (5) in a sealing manner.
2. The water system sediment sampling apparatus of claim 1, wherein: the flexible sealing pipe (6) is a rubber pipe, a waterproof cloth pipe, an elastic silicone tube or an elastic rubber tube.
3. The water system sediment sampling apparatus of claim 1, wherein: the inner tube (3) is made of transparent glass or transparent plastic, and the outer tube (5) is made of transparent glass or transparent plastic.
4. The water system sediment sampling apparatus of claim 1, wherein: the diameter of the lower part of the outer side of the outer pipe (5) is gradually reduced from top to bottom.
5. The water system sediment sampling apparatus of claim 1, wherein: the sealing device is characterized by further comprising a cover (2), wherein the cover (2) is in sealing clamping connection or in sealing threaded connection with the upper end of the inner tube (3).
6. The water system sediment sampling apparatus of claim 1, wherein: the upper part of the outer side of the inner pipe (3) is provided with a spiral groove (1), and the spiral groove (1) is contacted with the inner end of the bolt (4).
7. The water system sediment sampling device according to any one of claims 2 to 5, wherein: the upper part of the outer side of the inner pipe (3) is provided with a spiral groove (1), and the spiral groove (1) is contacted with the inner end of the bolt (4).
8. The water system sediment sampling device according to any one of claims 1 to 6, wherein: the anti-theft device is characterized by further comprising a blocking piece (7), wherein the blocking piece (7) is located in the inner pipe (3), and the outer side of the blocking piece (7) is in sealed sliding connection with the inner side of the inner pipe (3).
9. The water system sediment sampling apparatus of claim 8, wherein: the stopper (7) is a disc-shaped stopper or a spherical stopper.
10. The water system sediment sampling apparatus of claim 9, wherein: the spherical blocking piece is an air bag ball or a hollow elastic rubber ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364085.2U CN211179110U (en) | 2019-12-25 | 2019-12-25 | Water system sediment sampling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922364085.2U CN211179110U (en) | 2019-12-25 | 2019-12-25 | Water system sediment sampling equipment |
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| Publication Number | Publication Date |
|---|---|
| CN211179110U true CN211179110U (en) | 2020-08-04 |
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| CN201922364085.2U Active CN211179110U (en) | 2019-12-25 | 2019-12-25 | Water system sediment sampling equipment |
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| CN (1) | CN211179110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841679A (en) * | 2020-08-26 | 2020-10-30 | 四川省肿瘤医院 | Centrifuge tube with double-layer structure |
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2019
- 2019-12-25 CN CN201922364085.2U patent/CN211179110U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841679A (en) * | 2020-08-26 | 2020-10-30 | 四川省肿瘤医院 | Centrifuge tube with double-layer structure |
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Effective date of registration: 20201010 Address after: 501-502, Shensi building B, No. 288 Tianma Road, Jimei District, Xiamen City, Fujian Province Patentee after: Xiamen Huaxia Xueyuan Testing Co., Ltd Address before: 361024 No. 288 Tian Lu Road, Jimei education and culture zone, Xiamen, Fujian Patentee before: XIAMEN HUAXIA University |