Novel plankton collecting net

Abstract

The utility model relates to the technical field of water quality detection equipment, in particular to a novel plankton collecting net, which is characterized in that a plurality of frames are arranged end to end in a closed ring shape, two supporting rods are in a group and are respectively and fixedly arranged at two ends of the outer side wall of each frame, and the two supporting rods at the adjacent ends of two adjacent frames abut against each other; the filter screen is arranged on the rear side of the frame, the outer side wall of the frame is covered with the front side edge of the filter screen, the connecting sleeves are fixedly arranged on the two side edges of the filter screen, the supporting rods at the two ends of the frame are arranged in the connecting sleeves on the two side edges of the filter screen in a penetrating mode respectively, and the collecting tank is arranged on the side, away from the frame, of the filter screen; by arranging the collecting net with a larger port structure, arranging a hard supporting structure in the collecting net and adopting a spliced net surface structure, the collecting net with a larger structure is obtained, and the spliced structure can realize disassembly, storage and hard supporting after installation, so that more planktons can be captured.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality detection equipment technical field, concretely relates to a novel plankton collection net. BACKGROUND

[0002] Plankton lives in water, and through detecting and analyzing plankton, water quality environment can be accurately analyzed; in the prior art, when water quality is analyzed and detected through detecting aquatic plankton, a fine mesh screen is used to capture plankton, the collection net with such a structure is a filter screen in the shape of an integral funnel mounted on a ring-shaped frame, and a collecting device is mounted at the tail end of the filter screen, so that the collection net is dragged in water to capture and collect plankton, but the filter screen structure of the collection net with such a structure is relatively soft, and the port of the ring-shaped frame is relatively small, which results in extremely low collection efficiency and makes it difficult to capture plankton, and a current design scheme uses a port ring (with a diameter of about 50 cm) with a larger diameter to mount a mesh bag, and a collecting tank is mounted at the bottom, which enables a larger mesh bag to have a larger cross-sectional area, but this results in the filter screen being more prone to winding and being difficult to unfold, and the larger port makes the device as a whole be relatively large, which is inconvenient to carry and store, and therefore, the existing collection net structure needs to be improved. SUMMARY

[0003] The utility model discloses to the defects and insufficiency of prior art, provide a novel plankton collection net, it is through setting up the collection net of larger port structure, and setting up the hard support structure in the inside, adopt the mesh surface structure of splicing type, to realize the collection net of obtaining larger structure, and splicing type structure can realize the storage of dismantling, and the hard support after installation, to make can capture more plankton.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] It contains:

[0006] The frame is several, and the frames are connected head to tail to form a closed ring;

[0007] The support rod is two for a group and is fixedly arranged at the two ends of the outer side wall of the frame, and the two support rods at the adjacent ends of the adjacent two frames abut each other;

[0008] The filter screen is arranged on the rear side of the frame, and the front side of the filter screen is arranged on the outer side wall of the frame;

[0009] The connecting sleeve is fixedly arranged on the two side edges of the filter screen, and the support rods at the two ends of the frame are arranged in the connecting sleeves on the two side edges of the filter screen;

[0010] A collecting tank is arranged on the side of the filter screen away from the frame.

[0011] Preferably, a sleeve is inserted on the port of the collecting tank by screwing, a collecting hopper is fixedly arranged on the front end of the sleeve, and the front end of the collecting hopper is arranged in an open manner.

[0012] Preferably, a plurality of limiting blocks are arranged on the sleeve at equal angles, the rear ends of the two support rods abutting each other are inserted between two adjacent limiting blocks, a limiting ring is integrally arranged on the outer side wall of the sleeve, a limiting sleeve is sleeved on the limiting ring by screwing, and the rear ends of the support rods are inserted into the front port of the limiting sleeve.

[0013] Preferably, a clamping plate is rotatably arranged on the outer side wall of the frame by a rotating shaft, one end of the filter screen covering the frame is clamped between the frame and the clamping plate, a waist-shaped hole is arranged on the end of the clamping plate away from the rotating shaft, a positioning screw rod is fixedly arranged on the frame, the positioning screw rod is inserted into the waist-shaped hole, and a nut is sleeved on the end of the positioning screw rod passing through the waist-shaped hole.

[0014] Preferably, a limiting frame is fixedly arranged on one end of the frame, the limiting frame is clamped on the end of the adjacent frame away from the limiting frame, a locking bolt is movably arranged on the end of the frame away from the limiting frame, and the locking bolt is arranged on the limiting frame of the adjacent frame.

[0015] Preferably, a rope passing hole is arranged on the side of the frame away from the limiting frame.

[0016] Compared with the prior art, the beneficial effects of the present application are:

[0017] 1. The support rod is arranged on the frame, the connecting sleeve is arranged on the side of the filter screen, the connecting sleeve is sleeved on the support rod, the filter screen is opened, the plurality of frames are spliced, and the collecting net structure in the form of a funnel is formed.

[0018] 2. The sleeve with the collecting hopper is arranged, the limiting blocks are arranged on the sleeve to limit the support rod, the limiting sleeve is arranged to sleeve the support rod, the collecting tank is arranged on the sleeve, the collecting net with the collecting structure is formed, and the opening of the two ends of the collecting net is supported. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural schematic view of the present application.

[0020] Figure 2 is a structural schematic view of the frame, the support rod, the sleeve, and the collecting hopper in the present application.

[0021] Figure 3It is the structure schematic view of the frame, support rod, clamping plate and limiting frame in the utility model.

[0022] Figure 4 It is the structure schematic view of the sleeve, limiting ring and limiting block in the utility model.

[0023] Figure 5 It is the structure schematic view of the filter screen and connecting sleeve in the utility model.

[0024] Mark explanation:

[0025] Frame 1, support rod 2, filter screen 3, connecting sleeve 4, collection tank 5, sleeve 6, collection hopper 7, limiting block 8, limiting ring 9, limiting sleeve 10, clamping plate 11, waist-shaped hole 12, positioning screw 13, limiting frame 14, locking bolt 15, rope passing hole 16. Specific implementation

[0026] The technical scheme in the utility model will be described clearly and completely in combination with the drawings, and the preferred embodiment in the description is only as an example, and all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0027] As Figures 1-5 Indicated, the specific implementation of the present embodiment adopts the following technical scheme:

[0028] It contains:

[0029] Frame 1, the frame 1 is several, and the frame 1 is connected end to end to present closed ring arrangement;

[0030] Limiting frame 14, the limiting frame 14 is fixedly arranged on one end of frame 1, and the limiting frame 14 is clamped on the end of the adjacent frame 1 away from the limiting frame 14 on it;

[0031] Locking bolt 15, the locking bolt 15 is arranged on the limiting frame 14, and the locking bolt 15 is arranged on one end of the frame 1 arranged in the limiting frame 14;

[0032] Rope passing hole 16, the rope passing hole 16 is arranged on the limiting frame 14 side of the frame 1;

[0033] Support rod 2, the support rod 2 two are a group and are fixedly arranged on the outer side wall of the frame 1 two ends, and the two support rods 2 of the adjacent ends of the adjacent two frames 1 are arranged on each other;

[0034] Filter screen 3, the filter screen 3 is arranged on the rear side of the frame 1, and the front side of the filter screen 3 is arranged on the outer side wall of the frame 1;

[0035] Connecting sleeves 4 are fixedly arranged on both sides of the filter screen 3, and the support rods 2 at both ends of the frame 1 are respectively arranged in the connecting sleeves 4 on both sides of the filter screen 3;

[0036] A sleeve pipe 6 is arranged outside the end of the support rod 2 away from the frame 1;

[0037] A collecting hopper 7 is fixedly arranged on the port on the side of the sleeve pipe 6 facing the frame 1, the support rod 2 is movably arranged on the outer side wall of the collecting hopper 7, and the end of the collecting hopper 7 facing the frame 1 is provided with a large port;

[0038] Limiting blocks 8 are fixedly arranged on the outer side wall of the sleeve pipe 6, and the ends of the two support rods 2 arranged opposite to each other are arranged between the two adjacent limiting blocks 8;

[0039] A limiting ring 9 is integrally formed on the outer side wall of the sleeve pipe 6;

[0040] A limiting sleeve 10 is sleeved on the limiting ring 9 through screwing, and the limiting block 8 is arranged inside the limiting sleeve 10

[0041] A collecting tank 5 is sleeved on the sleeve pipe 6 through screwing;

[0042] A clamping plate 11 is rotatably arranged on the outer side wall of the frame 1 through a rotating shaft, and the side of the filter screen 3 covering the frame 1 is clamped between the frame 1 and the clamping plate 11;

[0043] A positioning screw 13 is fixedly arranged on the outer side wall of the frame 1, a waist-shaped hole 12 is arranged on the end of the clamping plate 11 away from the rotating shaft, the positioning screw 13 is arranged in the waist-shaped hole 12, and a nut is sleeved on the positioning screw 13.

[0044] In use of the device, firstly, the whole device is assembled, three frames 1 with support rods 2 are taken, three filter screens 3 with connecting sleeves 4 are taken, the connecting sleeve 4 on the filter screen 3 is sleeved on the support rod 2 away from the one end of the frame 1, the positioning screw 13 is disassembled, the clamping plate 11 is lifted, after the connecting sleeve 4 is completely sleeved on the support rod 2, the filter screen 3 is covered on one side of the outer side wall of the frame 1 and is clamped by the clamping plate 11, after the clamping plate 11 is closed, the clamping plate 11 is sleeved on the positioning screw 13 through the waist-shaped hole 12, then the nut is screwed on the positioning screw 13 to lock the clamping plate 11, then the three frames 1 are connected end to end to splice, so that the frame 1 is spliced to form a ring shape, at this time, the one end of the frame 1 away from the limiting frame 14 is inserted into the limiting frame 14 on the adjacent frame 1, and after the frame 1 and the limiting frame 14 are clamped, the locking bolt 15 is locked and connected through the clamped frame 1 and limiting frame 14, that is, the assembly of the frame 1 is completed, so that the adjacent support rods 2 on the adjacent frames 1 abut each other, so that the three filter screens 3 are spliced to form a funnel-shaped structure, and the funnel-shaped structure is large at one end of the frame 1 and small at the other end away from the frame 1, and when the frame 1 is assembled, the one end of the support rod 2 on the frame 1 being spliced is clamped between the limiting blocks 8 on the sleeve 6 at the same time, so that the abutting support rods 2 are clamped between a group of limiting blocks 8 at the same time, so that when the frame 1 is spliced, the small end of the funnel-shaped filter screen 3 is sleeved on the collecting hopper 7, then the limiting sleeve 10 is sleeved on the limiting ring 9 on the sleeve 6 through screwing, so that the end of the limiting sleeve 10 is sleeved on the limiting block, so that the support rod 2 between the limiting blocks 8 is clamped between the sleeve 6 and the limiting sleeve 10, at this time, the transverse movement of the support rod 2 is limited by the sleeve 6 and the limiting sleeve 10, and the radial movement of the support rod 2 is limited by the funnel-shaped collecting hopper 7, so that the one end of the support rod 2 away from the frame 1 is limited and fixed, then the collecting tank 5 is sleeved on the sleeve 6 through screwing, and the traction rope is fixed in the rope penetrating hole 16 on the frame 1, that is, the assembly of the whole device is completed, in use, the traction rope is pulled by a tool, so that the device is driven to move in water, and the plankton is collected, the plankton is filtered out through the filter screen 3 and enters the collecting tank 5.

[0045] Compared with the prior art, the device has the advantages that:

[0046] 1、The device is composed of the frame 1 and the support rod 2 on the frame 1 through splicing, the skeleton structure for installing the filter screen 3 is formed, the single-sided sheet filter screen 3 structure is adopted, the connecting sleeve 4 for matching the support rod 2 is arranged on the two side edges of the filter screen 3, so that the multi-sided filter screen 3 is expanded by the frame 1, and the funnel-shaped collecting net structure is spliced.

[0047] 2, The device is provided with a sleeve at the small end of the funnel-shaped collecting net structure, and the limiting and fixing of the end of the supporting rod 2 away from the frame 1 is realized through the limiting block 8, the limiting sleeve 10 and the collecting hopper 7 on the sleeve, and the collecting tank 5 is arranged on the sleeve 6, so as to constitute the structure strengthening of the funnel-shaped collecting net and the arrangement of the collecting and storing structure.

[0048] For those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, and equivalent replacement of part of the technical features can be made, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A novel plankton collecting net, characterized by, It contains: frame (1), the frame (1) is several, and the frame (1) is connected head to tail to form a closed ring; supporting rod (2), the supporting rod (2) is two for a group and is fixedly arranged at the two ends of the outer side wall of the frame (1), and the two supporting rods (2) at the adjacent ends of the adjacent two frames (1) abut each other; Filter screen (3), the filter screen (3) is arranged on the rear side of the frame (1), and the front side of the filter screen (3) is arranged on the outer side wall of the frame (1); Connecting sleeve (4), the connecting sleeve (4) is fixedly arranged on the two side edges of the filter screen (3), and the supporting rods (2) at the two ends of the frame (1) are respectively arranged in the connecting sleeve (4) on the two side edges of the filter screen (3); The collecting tank (5) is arranged on the side away from the frame (1) of the filter screen (3).

2. A novel plankton collecting net according to claim 1, characterized in that: The port of the collecting tank (5) is provided with a sleeve (6) by screwing, the front end of the sleeve (6) is fixedly provided with a collecting hopper (7), and the front end of the collecting hopper (7) is provided with an open end, and the rear end of the filter screen (3) is arranged on the outer side wall of the collecting hopper (7).

3. A novel plankton collecting net according to claim 2, characterized in that: A plurality of limiting blocks (8) are arranged on the sleeve (6) at equal angles, the rear ends of the two supporting rods (2) abutting each other are inserted between the adjacent two limiting blocks (8), a limiting ring (9) is integrally formed on the outer side wall of the sleeve (6), a limiting sleeve (10) is sleeved on the limiting ring (9) by screwing, and the rear end of the supporting rod (2) is inserted into the front port of the limiting sleeve (10).

4. A novel plankton collecting net according to claim 3, characterized in that: The outer side wall of the frame (1) is rotatably provided with a clamping plate (11) through a rotating shaft, one end of the filter screen (3) arranged on the frame (1) is clamped between the frame (1) and the clamping plate (11), a waist-shaped hole (12) is formed in the end of the clamping plate (11) away from the rotating shaft thereof, a positioning screw (13) is fixedly arranged on the frame (1), the positioning screw (13) is inserted into the waist-shaped hole (12), and a nut is sleeved on the end of the positioning screw (13) passing through the waist-shaped hole (12).

5. A novel phytoplankton collection net according to claim 4, characterized in that: One end of the frame (1) is fixedly provided with a limiting frame (14), and the limiting frame (14) is clamped on the end of the adjacent frame (1) away from the limiting frame (14) thereof, a locking bolt (15) is movably arranged on the end of the frame (1) away from the limiting frame (14), and the locking bolt (15) is arranged on the limiting frame (14) of the adjacent frame (1).

6. A novel phytoplankton collection net according to claim 5, characterized in that: The rope passing hole (16) is formed in the side of the limiting frame (14) of the frame (1).

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