CN209498302U - A kind of freshwater shrimp fishing device under river crab, freshwater shrimp Polyculture - Google Patents
A kind of freshwater shrimp fishing device under river crab, freshwater shrimp Polyculture Download PDFInfo
- Publication number
- CN209498302U CN209498302U CN201822185846.3U CN201822185846U CN209498302U CN 209498302 U CN209498302 U CN 209498302U CN 201822185846 U CN201822185846 U CN 201822185846U CN 209498302 U CN209498302 U CN 209498302U
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- China
- Prior art keywords
- shrimp
- freshwater shrimp
- fixedly connected
- isocon
- mouth
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Abstract
The utility model discloses a kind of river crabs, freshwater shrimp fishing device under freshwater shrimp Polyculture, including cage body, multiple iron frames are fixedly connected on the inside of the cage body, it is fixedly connected between the iron frame by outer net, the front end and two sides of the outer net offer shrimp-entering mouth, inverted beard is fixedly connected on the inside of the shrimp-entering mouth, it is fixedly connected between the shrimp-entering mouth by Intranet, zipper is offered at the top of the cage body, communication channel is fixedly connected on the inside of the zipper, the Intranet is connected with communication channel, it is fixedly connected on the right side of the cage body and collects mouth, the internal activity for collecting mouth is connected with isocon.Freshwater shrimp fishing device under the river crab, freshwater shrimp Polyculture, isocon is used by one end of approximately level, river crab and freshwater shrimp can be distinguished, when there is isocon suitable length and smooth inner wall to be come up together with shrimp crab by fishing, the larger climbing ability of river crab figure can climb out of by force from isocon, and freshwater shrimp figure is smaller to be difficult to climb out of.
Description
Technical field
The utility model relates to technical field of aquaculture, the freshwater shrimp under specially a kind of river crab, freshwater shrimp Polyculture is caught
Fish out utensil.
Background technique
Freshwater shrimp and river crab are all zoobenthos, and the feed bait that their life habit and love are eaten is all similar, for cultivation
For family, freshwater shrimp and river crab mixed breeding can be improved to the income of raiser's unit pond area.
But in the season of harvest, river crab needs to separate fishing with freshwater shrimp, but is caught by common shrimp pot
Will lead to the existing shrimp caught up has crab again, it is also necessary to and it is artificial to separate, it is time-consuming and laborious, if only close by promoting the grid of shrimp pot
Degree is divided to walk, many shrimps also take advantage of the occasion to escape to distinguish shrimp crab although may cause crab.
Utility model content
The purpose of this utility model is to provide the freshwater shrimp fishing devices under a kind of river crab, freshwater shrimp Polyculture, to solve
It proposes to be difficult to the problem of separating river crab and freshwater shrimp in above-mentioned background technique.
To achieve the above object, the utility model provides the following technical solutions: the blueness under a kind of river crab, freshwater shrimp Polyculture
Shrimp fishing device, including cage body are fixedly connected with multiple iron frames on the inside of the cage body, pass through outer net between the iron frame
It is fixedly connected, the front end and two sides of the outer net offer shrimp-entering mouth, and the edge of the shrimp-entering mouth is fixedly connected with reinforcing edge, institute
It states and is fixedly connected with inverted beard on the inside of shrimp-entering mouth, be fixedly connected between the shrimp-entering mouth by Intranet, opened at the top of the cage body
Equipped with zipper, communication channel is fixedly connected on the inside of the zipper, the Intranet is connected with communication channel, the right side of the cage body
It is fixedly connected with and collects mouth, described collect is connected with nylon fixed rope on the outside of mouth, the internal activity for collecting mouth connects
It is connected to isocon, the right end of the Intranet is fixedly connected with isocon.
Preferably, the iron frame is equidistant continuously distributed in cage body.
Preferably, the shape of the shrimp-entering mouth is ellipse.
Preferably, the material of the inverted beard is flexible inelastic material, and the shape of inverted beard is truncated cone-shaped, on the outside of inverted beard
Diameter is equal to the diameter of shrimp-entering mouth, and the diameter on the inside of inverted beard is less than the diameter of shrimp-entering mouth.
Preferably, the material for collecting mouth is rubber, and the length for collecting mouth is less than the length of isocon.
Preferably, the material of the isocon is PVC, and the outer diameter of isocon is equal to the internal diameter of Intranet, the length of isocon
Degree is 20 to 25cm.
Compared with prior art, the utility model has the beneficial effects that the freshwater shrimp under the river crab, freshwater shrimp Polyculture is caught
Utensil uses isocon by one end of approximately level, can distinguish river crab and freshwater shrimp, isocon have suitable length with it is smooth
Inner wall when shrimp crab is come up by fishing together, the larger climbing ability of river crab figure can climb out of by force from isocon, freshwater shrimp body
Type is smaller to be difficult to climb out of, and what is left in last cage body is nearly all freshwater shrimp, since crab and freshwater shrimp consume greatly during climbing
It measures physical strength and allows cage body to become more durable so destroying without intranet and extranet of the surplus energy to cage body, opened up drawing on the outside of cage body
Chain, zipper are connected by communication channel with the Intranet for placing freshwater shrimp, and waiting fishings that need to only unzip after the completion just can be light by freshwater shrimp
It pours out on ground.
Detailed description of the invention
Fig. 1 is the utility model external structure schematic diagram；
Fig. 2 is the utility model section structural schematic diagram；
Fig. 3 is utility model works status architecture schematic diagram.
In figure: 1, cage body；2, iron frame；3, outer net；4, zipper；5, nylon fixed rope；6, shrimp-entering mouth；7, reinforcing edge；8,
Inverted beard；9, Intranet；10, communication channel；11, mouth is collected；12, isocon.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: the freshwater shrimp under a kind of river crab, freshwater shrimp Polyculture
Fishing device, including cage body 1, the inside of cage body 1 are fixedly connected with multiple iron frames 2, are fixed between iron frame 2 by outer net 3
Connection, the front end and two sides of outer net 3 offer shrimp-entering mouth 6, and the edge of shrimp-entering mouth 6 is fixedly connected with reinforcing edge 7, shrimp-entering mouth 6
Inside is fixedly connected with inverted beard 8, is fixedly connected between shrimp-entering mouth 6 by Intranet 9, the top of cage body 1 offers zipper 4, zipper 4
Inside be fixedly connected with communication channel 10, Intranet 9 is connected with communication channel 10, and the right side of cage body 1, which is fixedly connected with, collects mouth 11,
The outside for collecting mouth 11 is connected with nylon fixed rope 5, and the internal activity for collecting mouth 11 is connected with isocon 12, Intranet 9
Right end is fixedly connected with isocon 12.
Further, iron frame 2 is equidistant continuously distributed in cage body 1, is conducive to allow the outer net 3 of cage body 1 can be balanced
Distribution, also facilitates production.
Further, the shape of shrimp-entering mouth 6 is ellipse, is conducive to 6 prawn crab of shrimp-entering mouth and makes preliminary screening, allows freshwater shrimp
It is pierced from shrimp-entering mouth 6, river crab is since body is flat, if cannot convert in water, moving direction is more difficult to be entered from shrimp-entering mouth 6.
Further, the material of inverted beard 8 is flexible inelastic material, and the shape of inverted beard 8 is truncated cone-shaped, 8 outside of inverted beard
Diameter be equal to the diameter of shrimp-entering mouth 6, the diameter of the inside of inverted beard 8 is less than the diameter of shrimp-entering mouth 6, is conducive to inverted beard 8 and stops shrimp crab
It escapes from shrimp-entering mouth 6, shrimp crab is stayed in and carries out preliminary screening in Intranet 9.
Further, the material for collecting mouth 11 is rubber, and the length for collecting mouth 11 is less than the length of isocon 12, favorably
To collect mouth 11 more durable in allowing, simultaneously because rubber is opaque, only 12 light transmission ventilation of isocon, shrimp crab are in instinct herein
It can crawl to isocon 12.
Further, the material of isocon 12 is PVC, and the outer diameter of isocon 12 is equal to the internal diameter of Intranet 9, isocon 12
Length be 20 to 25cm, be conducive to make the inner wall of isocon 12 relatively smooth, and isocon 12 has certain length can be with
It allows the stronger river crab of climbing ability climbs out of and freshwater shrimp can not climb, while avoiding that isocon 12 is too long to cause river crab also not climb not come out,
The internal diameter that the outer diameter of isocon 12 is equal to Intranet 9 can allow isocon 12 closely to engage with Intranet 9.
Working principle: firstly, as shown in Fig. 2, isocon 12 is connected with Intranet 9, then isocon 12 is consolidated with nylon
Surely rope 5 is pricked and is being collected in mouth 11, and freshwater shrimp, river crab are entered Intranet 9 from shrimp-entering mouth 6 by the attraction of bait in cage body 1, when freshwater shrimp and
When river crab is want to flee from from Intranet 9, the obstruction by inverted beard 8, which is wound out, is not gone, when freshwater shrimp and river crab attempt destruction Intranet 9 and escape from
It goes, them can be stopped there are also one layer of outer net 3, as shown in figure 3, cage body 1 is allowed to have one end adjoined water surface for collecting mouth 11 to place, then
Cage body 1 is fastened on bank with nylon fixed rope 5, the angle of cage body 1, isocon 12 and the water surface is in 60 degree, and shrimp-roe and crab are all thought
It goes out from isocon 12, due to the inner wall smooth of isocon 12, length is 20 to 25 centimetres, and inclination angle is larger, be from isocon
12 climb out of and need to have certain physical efficiency and climbing ability, and after river crab enters Intranet 9, since big huge legendary turtle is long, individual is big, climb ability
By force, so can climb out of from isocon 12, but freshwater shrimp individual is small, it is difficult to climb out of from isocon 12, so what last Intranet 9 left
For freshwater shrimp, freshwater shrimp climbs to communication channel 10 from Intranet 9, unzips 4, freshwater shrimp can uniformly be poured out.
Finally it should be noted that the above content is only to illustrate the technical solution of the utility model, rather than it is practical to this
The limitation of novel protected range, those skilled in the art to the technical solution of the utility model carry out it is simple modification or
Person's equivalent replacement, all without departing from the spirit and scope of technical solutions of the utility model.
Claims (6)
1. the freshwater shrimp fishing device under a kind of river crab, freshwater shrimp Polyculture, including cage body (1), it is characterised in that: the cage body
(1) it is fixedly connected on the inside of multiple iron frames (2), is fixedly connected between the iron frame (2) by outer net (3), it is described outer
The front end and two sides of net (3) offer shrimp-entering mouth (6), and the edge of the shrimp-entering mouth (6) is fixedly connected with reinforcing edge (7), described
It is fixedly connected with inverted beard (8), is fixedly connected between the shrimp-entering mouth (6) by Intranet (9), the cage on the inside of shrimp-entering mouth (6)
Offer at the top of body (1) zipper (4), be fixedly connected with communication channel (10) on the inside of the zipper (4), the Intranet (9) with
Communication channel (10) is connected, and is fixedly connected with and collects mouth (11) on the right side of the cage body (1), and the outside for collecting mouth (11) is living
Dynamic to be connected with nylon fixed rope (5), the internal activity for collecting mouth (11) is connected with isocon (12), the Intranet (9)
Right end is fixedly connected with isocon (12).
2. the freshwater shrimp fishing device under a kind of river crab according to claim 1, freshwater shrimp Polyculture, it is characterised in that: institute
It is equidistant continuously distributed in cage body (1) to state iron frame (2).
3. the freshwater shrimp fishing device under a kind of river crab according to claim 1, freshwater shrimp Polyculture, it is characterised in that: institute
The shape of shrimp-entering mouth (6) is stated as ellipse.
4. the freshwater shrimp fishing device under a kind of river crab according to claim 1, freshwater shrimp Polyculture, it is characterised in that: institute
The material of inverted beard (8) is stated as flexible inelastic material, and the shape of inverted beard (8) is truncated cone-shaped, the diameter on the outside of inverted beard (8) is equal to
The diameter of shrimp-entering mouth (6), the diameter on the inside of inverted beard (8) are less than the diameter of shrimp-entering mouth (6).
5. the freshwater shrimp fishing device under a kind of river crab according to claim 1, freshwater shrimp Polyculture, it is characterised in that: institute
Stating and collecting the material of mouth (11) is rubber, and the length for collecting mouth (11) is less than the length of isocon (12).
6. the freshwater shrimp fishing device under a kind of river crab according to claim 1, freshwater shrimp Polyculture, it is characterised in that: institute
The material for stating isocon (12) is PVC, and the outer diameter of isocon (12) is equal to the internal diameter of Intranet (9), the length of isocon (12)
It is 20 to 25cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185846.3U CN209498302U (en) | 2018-12-25 | 2018-12-25 | A kind of freshwater shrimp fishing device under river crab, freshwater shrimp Polyculture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822185846.3U CN209498302U (en) | 2018-12-25 | 2018-12-25 | A kind of freshwater shrimp fishing device under river crab, freshwater shrimp Polyculture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209498302U true CN209498302U (en) | 2019-10-18 |
Family
ID=68196844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822185846.3U Expired - Fee Related CN209498302U (en) | 2018-12-25 | 2018-12-25 | A kind of freshwater shrimp fishing device under river crab, freshwater shrimp Polyculture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209498302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112005972A (en) * | 2020-08-18 | 2020-12-01 | 浙江海洋大学 | Tortoise removing trawl net structure with camera device |
-
2018
- 2018-12-25 CN CN201822185846.3U patent/CN209498302U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112005972A (en) * | 2020-08-18 | 2020-12-01 | 浙江海洋大学 | Tortoise removing trawl net structure with camera device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20201225 |