CN220270911U

CN220270911U - Multi-layer sampler

Info

Publication number: CN220270911U
Application number: CN202321897952.9U
Authority: CN
Inventors: 甘火军; 汤毅; 张谦
Original assignee: Wuhan Jincheng Yida Technology Development Co ltd
Current assignee: Wuhan Jincheng Yida Technology Development Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2023-12-29
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a multi-layer sampler, which comprises a traction mechanism; a plurality of groups of water sample boxes; the water sampling device is positioned at the outer side of the traction mechanism and is used for collecting a water sample with plankton; the connecting mechanism is arranged at the upper end of the water sample tank and connected with the traction mechanism, and is used for fixing the water sample tank and the traction mechanism; the plugging assembly is connected with the water sample box and is used for sealing the water sample box. The multi-layer sampler provided by the utility model can collect water samples of a plurality of water layers in a water area, so that the accuracy of later water sample detection is improved by the water samples of the water layers, and meanwhile, the water sample box for collecting the water samples is assembled with the traction rope through the connecting mechanism, so that the multi-layer sampler is of a detachable structure and is convenient to detach.

Description

Multi-layer sampler

Technical Field

The utility model relates to the technical field of water sample sampling, in particular to a multi-layer sampler.

Background

Plankton generally refers to a drift organism which is living in water and lacks effective mobility, and in organisms in water areas such as oceans, lakes, rivers and the like, plankton does not have mobility at all or is very weak, so that the plankton cannot flow against water and floats on the water surface to live, and the organisms are called plankton.

Plankton occupies important positions in the aquatic organism kingdom, the quantity of plankton is marked to a certain extent, and therefore the water area productivity and the environment quality can be obtained through detecting the water sample and plankton by collecting the plankton together with the water sample.

However, due to the influence of objective factors such as solar radiation and physical and chemical properties of water, the types and densities of plankton in the water body can be different in different water layers, for example, if a single water layer in a water area is subjected to water sample collection, the detection result of the water sample is not objective and accurate enough, so the multi-layer sampler is provided.

Disclosure of Invention

The utility model provides a multi-layer sampler aiming at solving the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-layer sampler, comprising:

a traction mechanism;

a plurality of groups of water sample boxes; the water sampling device is positioned at the outer side of the traction mechanism and is used for collecting a water sample with plankton;

the connecting mechanism is arranged at the upper end of the water sample tank and connected with the traction mechanism, and is used for fixing the water sample tank and the traction mechanism;

the plugging assembly is connected with the water sample box and is used for sealing the water sample box.

Preferably, the traction mechanism comprises a bracket, a wind-up roll, a first motor and a traction rope;

the inner side of the bracket is rotationally connected with a wind-up roll, and the outer end of the wind-up roll is fixedly connected with a first motor;

the output shaft of the first motor is connected with the wind-up roll, and the outside winding of the wind-up roll is connected with a traction rope.

Preferably, the lower extreme fixedly connected with balancing weight of water sample case, and the water inlet has been seted up in the outside of water sample case.

Preferably, the connecting mechanism comprises a fixing frame, a first positioning shell, a second positioning shell and a bolt;

the fixing frame is fixedly connected to the upper end of the water sample box;

the first positioning shell is fixedly connected to one side, close to the traction rope, of the fixing frame;

the second positioning shell and the first positioning shell are symmetrically arranged about the central line of the traction rope;

and the bolt is arranged at the outer end of the first positioning shell and is in threaded connection with the second positioning shell.

Preferably, the first positioning shell and the second positioning shell are provided with anti-slip surfaces at one ends close to the traction rope.

Preferably, the plugging assembly comprises a second motor, a rotating rod, a mounting block, a sealing plug and a sliding block;

a second motor installed inside the water sample tank;

the rotating rod is rotationally connected to the inside of the water sample box and is connected with the output shaft of the second motor;

a mounting block located at the lower side of the rotating rod;

the sealing plug is fixedly connected with the mounting block and is positioned in the water inlet;

and the sliding block is fixedly connected to the upper end of the mounting block and is in threaded connection with the rotating rod.

Preferably, the inner end of the water inlet is fixedly connected with a sealing gasket, and the sealing gasket is attached to the sealing plug.

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

the multi-layer sampler provided by the utility model can collect water samples of a plurality of water layers in a water area, so that the accuracy of later water sample detection is improved by the water samples of the water layers, and meanwhile, the water sample box for collecting the water samples is assembled with the traction rope through the connecting mechanism, so that the multi-layer sampler is of a detachable structure and is convenient to detach.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic cross-sectional side view of the attachment mechanism of the present utility model attached to a traction rope;

fig. 4 is a schematic top view of the connection mechanism and the traction rope according to the present utility model.

In the figure: 1. a traction mechanism; 101. a bracket; 102. a wind-up roll; 103. a first motor; 104. a traction rope; 2. a water sample tank; 21. balancing weight; 22. a water inlet; 221. a sealing gasket; 3. a connecting mechanism; 31. a fixing frame; 32. a first positioning shell; 33. a second positioning shell; 34. a bolt; 331. an anti-slip surface; 4. a plugging assembly; 401. a second motor; 402. a rotating rod; 403. a mounting block; 404. a sealing plug; 405. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a multi-layer sampler includes a traction mechanism 1, and a water sample tank 2 is disposed at an outer end of the traction mechanism 1.

Further, referring to fig. 1, the traction mechanism 1 is composed of a bracket 101, a wind-up roller 102, a first motor 103 and a traction rope 104, the wind-up roller 102 is rotatably connected to the inner side of the bracket 101, the first motor 103 is fixed to the outer end of the bracket 101, an output shaft of the first motor 103 is connected to the wind-up roller 102, the specific connection mode is that the prior art is adopted, the traction rope 104 is wound on the outer side of the wind-up roller 102, the wind-up roller 102 can be driven to rotate by starting the first motor 103, and winding of the traction rope 104 is controlled by rotation of the wind-up roller 102.

In the embodiment of the present application, referring to fig. 1, 3 and 4, a plurality of groups of water sample boxes 2 are provided on the outer side of the haulage rope 104, and specific numbers of the water sample boxes 2 can be set according to requirements, a connecting mechanism 3 connected with the haulage rope 104 is provided on the upper end of the water sample boxes 2, and the connecting mechanism 3 is composed of a fixing frame 31, a first positioning shell 32, a second positioning shell 33 and bolts 34.

Wherein, mount 31 is fixed in the upper end of water sample tank 2, first positioning shell 32 is fixed and is close to the one end of haulage rope 104 on mount 31, second positioning shell 33 and first positioning shell 32 are symmetrical setting about the central line of haulage rope 104, bolt 34 sets up in the outer end of first positioning shell 32 and with second positioning shell 33 threaded connection, after so that second positioning shell 33 and first positioning shell 32 press from both sides the haulage rope 104 tight, fix first positioning shell 32 and second positioning shell 33 through bolt 34, make first positioning shell 32 and second positioning shell 33 fix in the outside of haulage rope 104, simultaneously one end that is close to haulage rope 104 on first positioning shell 32 and the second positioning shell 33 all is provided with antislip surface 331, in order to improve the firm when being connected with haulage rope 104 between first positioning shell 32 and the second positioning shell 33.

Conversely, the second positioning shell 33 is not fixed with the first positioning shell 32 any more by reversing the bolts 34, and the second positioning shell 33 can be separated from the traction rope 104, so that the water sample tank 2 can be conveniently taken down from the traction rope 104.

In the embodiment of the application, please refer to fig. 1 and 2, the lower end of the outer side of the water sample tank 2 is fixed with a balancing weight 21, so that the water sample tank 2 is submerged in the water, the outer side of the water sample tank 2 is provided with a water inlet 22, and the water sample with plankton in the corresponding water layer is collected into the water sample tank 2 through the water inlet 22.

One side that is close to water inlet 22 on water sample case 2 is provided with shutoff subassembly 4, wherein, second motor 401 sets up the inboard at water sample case 2, bull stick 402 rotates and connects in the inside of water sample case 2, and bull stick 402 is connected with the output shaft of second motor 401, concrete connected mode adopts prior art can, the downside of bull stick 402 is provided with installation piece 403, sealing plug 404 is fixed mutually and is located water inlet 22 with installation piece 403, slider 405 is fixed in the upper end of installation piece 403 and with bull stick 402 threaded connection, can drive slider 405 and translate when starting second motor 401, and then make slider 405 drive installation piece 403 and translate.

Meanwhile, a sealing gasket 221 is fixed on the inner side of the water inlet 22, and the sealing gasket 221 is attached to the sealing plug 404, so that water is prevented from entering or leaking in the water sample tank 2.

Working principle: the water sample box 2 is fixed on the traction rope 104 through the connecting mechanism 3, the number of the water sample boxes 2 can be set into a plurality of groups according to the condition required to be detected, so that water samples are collected on a plurality of water layers of a water area, after the water sample boxes 2 and the traction rope 104 are installed, the first motor 103 is started to drive the winding roller 102 to rotate, the traction rope 104 is released through the winding roller 102, the water sample boxes 2 fixed on the traction rope 104 are simultaneously thrown into the water, and the water sample boxes 2 sink into the water through the balancing weights 21.

After the water sample box 2 reaches respective water collecting layers, the second motor 401 is started to rotate the rotating rod 402, the mounting block 403 is further translated, at the moment, the sealing plug 404 is not attached to the sealing pad 221, a water sample enters the water sample box 2 through the water inlet 22, after the water sample is collected, the second motor 401 is started to drive the rotating rod 402 to rotate reversely, and then the sealing plug 404 is attached to the sealing pad 221 again, and at the moment, water in the water sample box 2 cannot leak.

Then start first motor 103 and drive wind-up roll 102 and reverse, haulage rope 104 carries out the rolling this moment, and then makes water sample case 2 pulled out from the waters by haulage rope 104, and accessible swivel bolt 34 separates second positioning shell 33 and first positioning shell 32 this moment, after coupling mechanism 3 no longer is fixed with haulage rope 104, can take out water sample case 2 from haulage rope 104 to detect the water sample of taking plankton that water sample case 2 collected.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A multi-layer sampler, comprising:

a traction mechanism (1);

a plurality of groups of water sample boxes (2); the water sampling device is positioned at the outer side of the traction mechanism (1) and is used for collecting water samples with plankton;

the connecting mechanism (3) is arranged at the upper end of the water sample tank (2) and is connected with the traction mechanism (1) and is used for fixing the water sample tank (2) and the traction mechanism (1);

and the plugging assembly (4) is connected with the water sample box (2) and is used for sealing the water sample box (2).

2. A multi-layer sampler according to claim 1, characterized in that the traction mechanism (1) comprises a bracket (101), a wind-up roll (102), a first motor (103) and a traction rope (104);

the inner side of the bracket (101) is rotationally connected with a winding roller (102), and the outer end of the winding roller (102) is fixedly connected with a first motor (103);

an output shaft of the first motor (103) is connected with the winding roller (102), and a traction rope (104) is wound on the outer side of the winding roller (102).

3. The multi-layer sampler according to claim 1, wherein the lower end of the water sample tank (2) is fixedly connected with a balancing weight (21), and the outer side of the water sample tank (2) is provided with a water inlet (22).

4. A multi-layer sampler according to claim 1, wherein the connection mechanism (3) comprises a connection mechanism (3) comprising a fixing frame (31), a first positioning shell (32), a second positioning shell (33) and a bolt (34);

the fixing frame (31) is fixedly connected to the upper end of the water sample box (2);

the first positioning shell (32) is fixedly connected to one side, close to the traction rope (104), of the fixing frame (31);

the second positioning shell (33) and the first positioning shell (32) are symmetrically arranged about the central line of the traction rope (104);

and a bolt (34) mounted on the outer end of the first positioning shell (32) and in threaded connection with the second positioning shell (33).

5. The multi-layer sampler of claim 4, wherein the first positioning shell (32) and the second positioning shell (33) are provided with anti-slip surfaces (331) at one ends near the traction rope (104).

6. The multi-layer sampler of claim 1, wherein the plugging assembly (4) comprises a second motor (401), a rotating rod (402), a mounting block (403), a sealing plug (404), and a slider (405);

a second motor (401) mounted inside the water sample tank (2);

a rotating rod (402) which is rotatably connected to the inside of the water sample tank (2), wherein the rotating rod (402) is connected with the output shaft of the second motor (401);

a mounting block (403) located on the underside of the rotating rod (402);

a sealing plug (404) fixedly connected with the mounting block (403) and positioned in the water inlet (22);

and the sliding block (405) is fixedly connected to the upper end of the mounting block (403) and is in threaded connection with the rotating rod (402).

7. A multi-layer sampler according to claim 3, wherein the inner end of the water inlet (22) is fixedly connected with a sealing pad (221), and the sealing pad (221) is attached to the sealing plug (404).