CN219698802U

CN219698802U - Plankton collection net

Info

Publication number: CN219698802U
Application number: CN202321226459.4U
Authority: CN
Inventors: 王文君
Original assignee: Institute of Hydroecology MWR and CAS
Current assignee: Institute of Hydroecology MWR and CAS
Priority date: 2023-05-20
Filing date: 2023-05-20
Publication date: 2023-09-19
Anticipated expiration: 2033-05-20

Abstract

The utility model discloses a plankton collecting net, which relates to the technical field of plankton collecting nets and comprises a fixing rope, wherein the top of the fixing rope is fixedly connected with a top connecting piece, the top of the top connecting piece is fixedly connected with a top connecting ring, and the bottom end of the fixing rope is fixedly connected with a fixing ring.

Description

Plankton collection net

Technical Field

The utility model relates to the technical field of plankton collecting nets, in particular to a plankton collecting net.

Background

The plankton is the living beings floating in the water, mainly comprises plankton and zooplankton, forms an aquatic ecological system, can help the aquatic ecology to carry out system balance, needs to collect the plankton by using a net when carrying out the study of the plankton, needs to use the collecting net with different sizes in the collecting process, needs to be replaced when the collecting net is damaged in the using process, is not compact when being replaced due to unsuitable size, and affects the use,

original structure is difficult to dismantle when changing, in the change in-process, leads to the fact the damage to gathering the net easily, so we propose a plankton gathers net.

As provided according to chinese patent grant publication number CN 218218836U, "a plankton collecting net", a plankton collecting net may be disclosed by the present utility model, comprising a first collecting net, a second collecting net and a filter net cover; the second acquisition net is detachably arranged in the first acquisition net, and the aperture of the second acquisition net is larger than that of the first acquisition net; the filter screen cover is detachably arranged at the top of the first collecting screen; the bottom of the first collecting net and the bottom of the second collecting net are detachably provided with sample collecting devices, and the outer walls of the sample collecting devices are detachably provided with weight pieces. According to the utility model, two plankton types are collected simultaneously, the collection efficiency is improved, the first collection net and the second collection net are detachably arranged, so that collection nets with different apertures are conveniently replaced and assembled, and then the collection nets are fixed by the buckles, so that the collection net is simple and convenient to use, but when the collection nets with different apertures are replaced, stable fixation cannot be performed due to the non-correspondence of the sizes, the use is influenced, the collection net replacement is time-consuming and labor-consuming, and the collection net is easy to damage.

Disclosure of Invention

The utility model provides a plankton collecting net, which solves the technical problem of plankton collecting nets.

In order to solve the technical problems, the plankton collection net provided by the utility model comprises a fixed rope, wherein the top of the fixed rope is fixedly connected with a top connecting piece, the top of the top connecting piece is fixedly connected with a top connecting ring, the bottom of the fixed rope is fixedly connected with a lifting ring, the bottom of the lifting ring is movably connected with a top fixed pipe, the outer part of the top fixed pipe is fixedly connected with a top side clamping ring, the outer part of the top side clamping ring is sleeved with a biological collection net, the outer part of the top of the biological collection net is sleeved with a top fixed ring, the inner wall of the bottom of the biological collection net is sleeved with a bottom fixed pipe, the outer wall of the top of the bottom fixed pipe is fixedly connected with a limiting side ring, the outer wall of the bottom of the biological collection net is movably sleeved with a bottom fixed ring, the bottom of the bottom fixed pipe is fixedly connected with a bottom vertical pipe, and the middle of the bottom vertical pipe is fixedly connected with a switch valve.

Preferably, the material of fixed rope is nylon, the quantity of fixed rope is three, fixed rope evenly distributed is at the round at biological acquisition net top.

Preferably, the number of the lifting rings is three, the lifting rings are positioned at the bottom end of the fixed rope, and the top connecting piece is positioned at the top end of the fixed rope.

Preferably, the material of the lifting ring is stainless steel, the structure of the lifting ring is a circular ring, and the top ends of the three fixing ropes are connected.

Preferably, the structure of biological collection net is conical, the structure of top fixed pipe is big-end-up's round platform ring, the structure of top side snap ring is big-end-up's round platform ring, top fixed ring and top side snap ring looks adaptation, three top side snap ring from the top down distributes in proper order.

Preferably, the structure of the bottom fixing pipe is a round table ring with a small upper part and a large lower part, the biological acquisition net is matched with the bottom fixing pipe, the bottom fixing ring is matched with the outer ring of the bottom fixing pipe, and the limiting side ring is positioned on the outer wall of the top of the bottom fixing pipe.

Preferably, the diameters of the bottom fixing pipe and the bottom vertical pipe are the same, the bottom fixing ring is made of stainless steel, and the limiting side ring is made of a circular ring.

Compared with the related art, the plankton collecting net provided by the utility model has the following beneficial effects:

the utility model provides a plankton collecting net, which is characterized in that a plurality of top side clamping rings with diameters are fixed outside a top fixing pipe, a top fixing ring is sleeved outside the top side clamping ring, when the top of the biological collecting net is fixed, the top of the biological collecting net can be sleeved from the bottom of the top fixing pipe, the top of the biological collecting net is from the bottom of the top fixing pipe to the top, the top inner wall of the biological collecting net is tightly attached to the outer wall of the top fixing pipe, the top side clamping ring is fixed outside the top fixing pipe, the outer wall of the top side clamping ring is attached to the inner wall of the biological collecting net, the biological collecting net can not slide down due to the structure of the top side clamping ring, then the top outer side of the biological collecting net is tightly fixed through the top fixing ring, the top fixing pipe can be attached to the biological collecting net with any caliber, and then the biological collecting net is fixed.

The utility model provides a plankton collecting net, a bottom fixing pipe is arranged in the bottom of a biological collecting net, a limiting side ring is fixed on the outer wall of the top of the bottom fixing pipe, the bottom fixing ring is arranged at the bottom of the limiting side ring and positioned outside the bottom of the biological collecting net, and the biological collecting net is fixed by gradually tightening the bottom fixing ring, so that the biological collecting net is fixed by the bottom fixing ring, the limiting side ring can limit the bottom fixing ring, the bottom fixing ring cannot slide down, the caliber application range of the biological collecting net by the structure of the bottom fixing pipe is large, the biological collecting net is convenient to replace by the arrangement, and the biological collecting net cannot slide down after the biological collecting net is fixed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic diagram of the overall explosive structure of the present utility model.

Reference numerals in the drawings: 1. a fixing rope; 2. a pull ring is lifted; 3. a top connection; 4. a top securing ring; 5. a biological acquisition net; 6. a bottom fixing ring; 7. a bottom fixing tube; 8. a bottom standpipe; 9. a switch valve; 10. limiting side rings; 11. a top side snap ring; 12. a top connection ring; 13. the tube is fixed on the top.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the plankton collecting net according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of the present utility model.

Referring to FIG. 1-

2, the utility model provides a plankton collection net, in order to solve the above technical problems, the plankton collection net provided by the utility model comprises a fixed rope 1, a top connecting piece 3 is fixedly connected to the top of the fixed rope 1, a top connecting ring 12 is fixedly connected to the top of the top connecting piece 3, a lifting ring 2 is fixedly connected to the bottom end of the fixed rope 1, a top fixing pipe 13 is movably connected to the bottom of the lifting ring 2, a top side clamping ring 11 is fixedly connected to the outer part of the top fixing pipe 13, a biological collection net 5 is sleeved outside the top side clamping ring 11, a top fixing ring 4 is sleeved outside the top of the biological collection net 5, a bottom fixing pipe 7 is sleeved on the inner wall of the bottom of the biological collection net 5, a limiting side ring 10 is fixedly connected to the outer wall of the top of the bottom fixing pipe 7, a bottom fixing ring 6 is movably sleeved on the outer wall of the bottom of the biological collection net 5, a bottom vertical pipe 8 is fixedly connected to the bottom of the bottom vertical pipe, and a switching valve 9 is fixedly connected to the middle of the bottom vertical pipe 8.

Referring to fig. 1, the fixing ropes 1 are made of nylon, the number of the fixing ropes 1 is three, and the fixing ropes 1 are uniformly distributed on one circle of the top of the biological acquisition net 5.

Referring to fig. 1, the number of the lifting rings 2 is three, the lifting rings 2 are positioned at the bottom end of the fixing rope 1, and the top connecting piece 3 is positioned at the top end of the fixing rope 1.

Referring to fig. 1, the lifting ring 2 is made of stainless steel, the lifting ring 2 is in a circular ring structure, and the top ends of three fixing ropes 1 are connected.

Referring to fig. 2, the biological collecting net 5 has a conical-like structure, the top fixing tube 13 has a circular truncated cone ring with a large top and a small bottom, the top side clamping ring 11 has a circular truncated cone ring with a small top and a large bottom, the top fixing ring 4 is matched with the top side clamping ring 11, and the three top side clamping rings 11 are sequentially distributed from top to bottom.

Referring to fig. 1, the bottom fixing tube 7 has a circular truncated cone shape with a small upper part and a large lower part, the biological collecting net 5 is matched with the bottom fixing tube 7, the bottom fixing ring 6 is matched with the outer ring of the bottom fixing tube 7, and the limiting side ring 10 is positioned on the outer wall of the top of the bottom fixing tube 7.

Referring to fig. 2, the bottom fixing pipe 7 and the bottom vertical pipe 8 have the same diameter, the bottom fixing ring 6 is made of stainless steel, and the limit side ring 10 is made of a circular ring.

The working principle of the utility model is as follows: the top of the biological collection net 5 can be sleeved from the bottom of the top fixing tube 13 when the top of the biological collection net 5 is fixed by fixing a plurality of diameters of top side clamping rings 11 on the outer part of the top fixing tube 13, the top inner wall of the biological collection net 5 is tightly attached to the outer wall of the top fixing tube 13 from the bottom of the top fixing tube 13 to the top, the top side clamping rings 11 are fixed on the outer part of the top fixing tube 13, the outer wall of the top side clamping rings 11 is attached to the inner wall of the biological collection net 5, the biological collection net 5 can not slide due to the structure of the top side clamping rings 11, then the outer side of the top of the biological collection net 5 is tightly fixed through the top fixing rings 4, the top fixing tube 13 can be attached to the biological collection net 5 with any caliber, then fixing, not only can be replaced, but also the application scope is wide, perfect lamination can be carried out, the use effect is good, when the biological acquisition net 5 with different apertures is fixed in the past, the size of the top fixing pipe 13 is not corresponding, lamination fixation cannot be carried out, the use effect is poor, the bottom fixing pipe 7 is arranged in the bottom of the biological acquisition net 5, the limiting side ring 10 is fixed on the outer wall of the top of the bottom fixing pipe 7, the bottom fixing ring 6 is arranged at the bottom of the limiting side ring 10, the bottom fixing ring 6 is positioned outside the bottom of the biological acquisition net 5, the biological acquisition net 5 is fixed by gradually tightening the bottom fixing ring 6, so that not only the biological acquisition net 5 is fixed by the bottom fixing ring 6, but also the bottom fixing ring 6 can be limited by the limiting side ring 10, the bottom fixing ring 6 cannot slide down, the aperture application scope of the biological acquisition net 5 by the structure of the bottom fixing pipe 7 is large, this arrangement makes the biological acquisition net 5 easy to replace and after being fixed, it will not slip off.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Plankton collection net, including fixed rope (1), its characterized in that: the top fixedly connected with top connecting piece (3) of fixed rope (1), the top fixedly connected with top go-between (12) of top connecting piece (3), the bottom fixedly connected with pull ring (2) of fixed rope (1), the bottom swing joint of pull ring (2) has top fixed pipe (13), the outside fixedly connected with top side snap ring (11) of top fixed pipe (13), biological collection net (5) have been cup jointed to the outside of top side snap ring (11), top fixed ring (4) have been cup jointed to the outside at biological collection net (5) top, the inner wall at biological collection net (5) bottom has cup jointed bottom fixed pipe (7), the outer wall fixedly connected with spacing side ring (10) at bottom fixed pipe (7) top, the outer wall activity of biological collection net (5) bottom has cup jointed bottom fixed ring (6), the bottom fixedly connected with bottom standpipe (8) of bottom fixed pipe (7), the middle part fixedly connected with ooff valve (9) of bottom standpipe (8).

2. The plankton collection net according to claim 1, wherein the fixing ropes (1) are made of nylon, the number of the fixing ropes (1) is three, and the fixing ropes (1) are uniformly distributed on one circle of the top of the biological collection net (5).

3. A plankton harvesting net according to claim 1, wherein the number of lifting rings (2) is three, the lifting rings (2) are located at the bottom end of the fixing rope (1), and the top connecting piece (3) is located at the top end of the fixing rope (1).

4. The plankton collecting net according to claim 1, wherein the lifting ring (2) is made of stainless steel, the lifting ring (2) is in a circular ring structure, and the top ends of the three fixing ropes (1) are connected.

5. The plankton collecting net according to claim 1, wherein the structure of the biological collecting net (5) is conical, the structure of the top fixing tube (13) is a round table ring with a big top and a small bottom, the structure of the top side clamping ring (11) is a round table ring with a big top and a big bottom, the top fixing ring (4) is matched with the top side clamping ring (11), and the three top side clamping rings (11) are distributed from top to bottom in sequence.

6. The plankton collecting net according to claim 1, wherein the bottom fixing tube (7) is in a round table ring with a small upper part and a large lower part, the biological collecting net (5) is matched with the bottom fixing tube (7), the bottom fixing ring (6) is matched with the outer ring of the bottom fixing tube (7), and the limiting side ring (10) is positioned on the outer wall of the top of the bottom fixing tube (7).

7. A plankton harvesting net according to claim 1, wherein the bottom fixing pipe (7) and the bottom vertical pipe (8) have the same diameter, the bottom fixing ring (6) is made of stainless steel, and the limiting side ring (10) is made of a circular ring.