CN214040727U

CN214040727U - Sampling device for detecting underwater sediments

Info

Publication number: CN214040727U
Application number: CN202023138947.9U
Authority: CN
Inventors: 陈武; 陈美琴
Original assignee: Fujian Jiubang Environment Detection Scientific Research Co ltd
Current assignee: Fujian Jiubang Environment Detection Scientific Research Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-24
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a sampling device that submarine deposit detected usefulness, including sampling support and sampler barrel, including outer frame and the stand pipe of setting in the outer frame in the sampling support, the coaxial cover of sampler barrel is located can slide from top to bottom wherein in the stand pipe, the upper end of sampler barrel is equipped with the wash port, the top of sampler barrel is equipped with extension operation connecting rod, the bottom of stand pipe is equipped with movable flip subassembly, during the sample the sampler barrel lapse pushes open the sample is gone into in the earth to be taken a sample, after the sample the sampler barrel lapse by movable flip subassembly seals the sample landing in the bottom of sampler barrel prevents a section of thick bamboo. The utility model discloses a set up the sample holder and can be at the sampling tube of the upper and lower slip of the stand pipe in the sample holder, can utilize the reliable submarine deposit of collection of a collection section of thick bamboo, the difficult landing of collection in-process sample, sample acquisition is accurate swift.

Description

Sampling device for detecting underwater sediments

Technical Field

The utility model relates to an environmental protection detects technical field, especially relates to a sampling device that submarine deposit detected usefulness.

Background

In environmental monitoring or pollution treatment investigation of water bodies such as oceans, lakes or rivers, sediments such as underwater soil and sludge are often required to be collected. Whether the sediment collection is accurate or not determines that the method has important influence on environmental monitoring or pollution control investigation.

The common grab bucket type mud sampler in the prior art collects sediments such as soil and silt under water, is not easy to operate when in use, is easy to cause the situation that the grab bucket cannot be closed well to cause materials in the grab bucket to slide off easily, and can also cause the situation that the grab bucket turns on side and the like, needs repeated operation for many times, and needs more time to collect sediment samples meeting the requirements during sampling, thereby affecting the working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, an object of the utility model is to provide a sampling device that submarine deposit detected usefulness can utilize the reliable submarine deposit of collection of a collection section of thick bamboo, and the difficult landing of sample among the collection process, and sample acquisition is accurate swift.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sampling device that submarine deposit detected usefulness, includes sampling support and sampling tube, including outer frame and the stand pipe of setting in the outer frame in the sampling support, the coaxial cover of sampling tube is located can slide from top to bottom wherein in the stand pipe, the upper end of sampling tube is equipped with the wash port, the top of sampling tube is equipped with the extension operation connecting rod, the bottom of stand pipe is equipped with movable flip subassembly, during the sample, the sampling tube slides down and pushes away the activity flip subassembly inserts and takes a sample in the earth, the sample back the sampling tube upwards slides by the activity flip subassembly seals the sample landing in the section of thick bamboo is prevented to the bottom of sampling tube.

Furthermore, the movable flip assembly comprises a movable cover plate and an elastic hinge, wherein a torsion spring is arranged in the movable cover plate, one side of the elastic hinge is hinged to the movable cover plate, and the other side of the elastic hinge is fixed to the mounting bracket in the outer frame.

Furthermore, the lower extreme of sampler barrel is equipped with sharp sample blade.

Furthermore, be equipped with rings on the sample support, rings link to each other with the stay cord, sample support bottom still is equipped with the balancing weight.

Furthermore, the upper part of the outer side of the sampling tube is provided with an anti-falling limiting ring.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the sample holder and can be at the sampling tube of the upper and lower slip of the stand pipe in the sample holder, can utilize the reliable submarine deposit of collection of a collection section of thick bamboo, the difficult landing of collection in-process sample, sample acquisition is accurate swift.

2. The utility model discloses the stand pipe bottom of sample holder sets up movable flip subassembly, and the sampler barrel slides down during the sample and pushes away movable flip subassembly and insert and take a sample in the earth, and the sampler barrel upwards slides and prevents the sample landing in the section of thick bamboo by the bottom that movable flip subassembly sealed the sampler barrel after the sample, convenient operation during the sample, and sampling efficiency is high, is fit for gathering deposits such as soil under water, silt in ocean, lake or the river within a few meters in the depth of water.

Drawings

FIG. 1 is a schematic front view of a sampling device for detecting underwater sediments according to the present invention;

FIG. 2 is a schematic perspective view of the sampling device for detecting underwater sediments according to the present invention;

FIG. 3 is a schematic side sectional view of the sampling device for detecting underwater sediments according to the present invention;

fig. 4 is the utility model discloses side cut open schematic diagram after sample cylinder sample promotes.

Description of reference numerals:

1. a sampling support; 11. an outer frame; 12. a guide tube; 13. a hoisting ring; 14. a balancing weight; 2. a sampling tube; 21. a drain hole; 22. an anti-drop spacing ring; 3. extending the operating link; 4. a movable flip member; 41. a removable cover plate; 42. an elastic hinge; 43. and (7) mounting a bracket.

Detailed Description

The invention will be described in further detail with reference to the following drawings and specific embodiments:

referring to fig. 1-4, a sampling device for detecting underwater sediments comprises a sampling support 1 and a sampling tube 2, wherein the sampling support 1 comprises an outer frame 11 and a guide tube 12 arranged in the outer frame 11, the sampling tube 2 is coaxially sleeved in the guide tube 12 and can slide up and down, a drain hole 21 is arranged at the upper end of the sampling tube 2, an extension operation connecting rod 3 is arranged at the top end of the sampling tube 2, a movable flip assembly 4 is arranged at the bottom of the guide tube 12, the sampling tube 2 slides downwards to push the movable flip assembly 4 open to insert into soil for sampling, and the sampling tube 2 slides upwards after sampling and is sealed by the movable flip assembly 4 to prevent samples in the sampling tube 2 from sliding down. The extension operation connecting rod 3 can adopt a telescopic or splicing structure, and is convenient to store after being used.

The movable flip assembly 4 comprises a movable cover plate 41 and an elastic hinge 42 with a torsion spring arranged inside, one side of the elastic hinge 42 is hinged to the movable cover plate 41, and the other side of the elastic hinge 42 is fixed on a mounting bracket 43 in the outer frame 11. The elastic hinge 42 is a standard component made of commercially available stainless steel, and after sampling, the elastic force of the elastic hinge 42 is enough to support the sample collected in the sampling tube 2.

The lower extreme of sampler barrel 2 is equipped with sharp sample blade. The upper part of the outer side of the sampling tube 2 is provided with an anti-falling limiting ring 22.

The sampling support 1 is provided with a lifting ring 13, the lifting ring 13 is connected with a pull rope, and the bottom of the sampling support 1 is also provided with a balancing weight 14.

When the utility model is used for sampling, the sampling support 1 and the sampling cylinder 2 are placed in the underwater silt by using the pull rope connected with the hanging ring 13, and the sampling cylinder 2 slides downwards to push away the movable flip assembly 4 to be inserted into the soil for sampling by pushing the extension operation connecting rod 3 downwards; after sampling, the operation connecting rod 3 is lifted upwards to enable the sampling cylinder 2 to slide upwards, and the movable flip component 4 seals the bottom of the sampling cylinder 2 to prevent the sample in the cylinder from sliding off.

The above only is the detailed implementation manner of the present invention, not limiting the patent scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a sampling device that submarine deposit detected usefulness which characterized in that: including sampling support (1) and sampling tube (2), including outer frame (11) and stand pipe (12) of setting in outer frame (11) in sampling support (1), coaxial cover of sampling tube (2) is located can slide from top to bottom wherein in stand pipe (12), the upper end of sampling tube (2) is equipped with wash port (21), the top of sampling tube (2) is equipped with extension operation connecting rod (3), the bottom of stand pipe (12) is equipped with movable flip subassembly (4), during the sample sampling tube (2) slides downwards and pushes away movable flip subassembly (4) insert the earth in take a sample, after the sample sampling tube (2) upwards slide by movable flip subassembly (4) seal the sample landing in the bottom of sampling tube (2).

2. The sampling device of claim 1, wherein: the movable flip component (4) comprises a movable cover plate (41) and an elastic hinge (42) with a torsion spring arranged inside the movable flip component, one side of the elastic hinge (42) is hinged with the movable cover plate (41), and the other side of the elastic hinge (42) is fixed on a mounting bracket (43) in the outer frame (11).

3. The sampling device of claim 1, wherein: the lower extreme of sampler barrel (2) is equipped with sharp sample blade.

4. The sampling device of claim 1, wherein: the sampling support is characterized in that a lifting ring (13) is arranged on the sampling support (1), the lifting ring (13) is connected with the pull rope, and a balancing weight (14) is further arranged at the bottom of the sampling support (1).

5. The sampling device of claim 1, wherein: the upper part of the outer side of the sampling tube (2) is provided with an anti-drop limiting ring (22).