CN214102860U - River crab fishing device - Google Patents
River crab fishing device Download PDFInfo
- Publication number
- CN214102860U CN214102860U CN202023091186.6U CN202023091186U CN214102860U CN 214102860 U CN214102860 U CN 214102860U CN 202023091186 U CN202023091186 U CN 202023091186U CN 214102860 U CN214102860 U CN 214102860U
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- rack
- bracing piece
- river crab
- fishing device
- net
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Abstract
The utility model discloses a river crab fishing device, including rack, purse seine, bracing piece, the rack is cylindrical, the rack includes first rack, the second rack, second rack equidistance sets up inside first rack, all be provided with the entry on the purse seine of second rack side, first rack, all be provided with the zip fastener on the purse seine of second rack bottom, first bracing piece cup joints in the second bracing piece, first bracing piece, all be provided with the fixed orifices on the second bracing piece, first rack bottom is provided with the cover post, first rack top still is provided with lures the bulb. The utility model discloses facilitate the use, the flexibility is high, is convenient for lure the river crab to first rack in, avoids the river crab that gets into the rack to flee, is convenient for collect the river crab of catching, and the rack of being convenient for lifts to get and the transport, is convenient for carry out categorised catching collection according to the specification of difference to the river crab, alleviates staff's intensity of labour.
Description
Technical Field
The utility model belongs to the technical field of aquaculture auxiliary assembly, concretely relates to river crab fishing device.
Background
River crabs, also called 'crabs' and 'hairy crabs', are famous Chinese mitten crabs, belong to rare freshwater products, are delicious in taste and rich in nutrition, have very high economic value, and are traditional aquatic products treasure in China.
In recent years, with the increasing living standard of people, the breeding and consumption of river crabs are also gradually increased, and a large amount of river crabs need to be caught to meet the practical and practical requirements of people. In the prior art, some tools for catching river crabs also appear, but the tools often catch the river crabs with difficult specifications together, and the river crabs need to be manually sorted after being caught and landed, so that the working strength of workers is improved. Therefore, the development of a fishing device which is convenient to use and reduces the labor intensity of workers is urgently needed.
SUMMERY OF THE UTILITY MODEL
To the problem that the background art provided, the utility model discloses research and design out a river crab fishing device, its aim at: provides a river crab fishing device which is convenient to use and reduces the labor intensity of workers.
The technical solution of the utility model is as follows:
a river crab fishing device is characterized in that: including rack, purse seine, bracing piece, the rack is cylindrical, and the rack includes first rack, second rack, and first rack, second rack purse seine all around are enclosed city confined cylindrically, and second rack equidistance sets up inside first rack, all is provided with the entry on the purse seine of first rack, second rack side, all is provided with the zip fastener on the purse seine of first rack, second rack bottom, the bracing piece is including being hollow first bracing piece, second bracing piece, and first bracing piece cup joints in the second bracing piece, all is provided with the fixed orifices on first bracing piece, the second bracing piece, and first bracing piece, second bracing piece are fixed through the screw, first rack bottom is provided with and is used for cup jointing the cover post in first bracing piece top, and first rack top still is provided with lures the bulb.
The number of the second net racks is four.
The inlet is conical, and the diameter of the inlet is gradually reduced from outside to inside.
And the inlets on the side seine of the first net rack and the second net rack are at least one.
The sizes of the inlets on the side purse nets of the first net rack and the second net rack are different from each other.
The supporting rods are at least two groups.
The number of the sleeve columns is at least two.
The outside of the first net rack is also symmetrically provided with a handle.
The number of the luring bulbs is at least one.
The utility model has the advantages that: the utility model has reasonable structure, novel design and convenient use, and the arranged first support rod and the second support rod are convenient for adjusting the height of the net rack according to the height of the liquid level in the culture pond, so that the utility model has high flexibility; the arranged inducing bulb is convenient for inducing the river crabs into the first net rack; the arranged conical inlet with the diameter gradually reduced from outside to inside avoids river crabs entering the net rack from escaping; the arranged zipper is convenient for collecting the caught river crabs; the arranged handle is convenient for lifting and carrying the net rack; the first rack, the second rack that set up and set up the entry of size mutually different on first rack, second rack side purse seine, be convenient for classify to the river crab according to the specification of difference and catch the collection, alleviate staff's intensity of labour, have very high practical value.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein: 1. purse seine, 2, first rack, 3, second rack, 4, entry, 5, zip fastener, 6, first bracing piece, 7, second bracing piece, 8, fixed orifices, 9, screw, 10, cover post, 11, lure the bulb, 12, handle.
Detailed Description
The invention is further described with reference to the following drawings and specific embodiments.
As shown in figure 1, the river crab fishing device comprises a net rack, a purse net 1 and support rods, wherein the net rack is cylindrical, the net rack comprises a first net rack 2 and a second net rack 3, the purse nets 1 around the first net rack 2 and the second net rack 3 are all in a closed cylindrical shape, the second net rack 3 is arranged in the first net rack 2 at equal intervals, the purse nets 1 on the side surfaces of the first net rack 2 and the second net rack 3 are both provided with an inlet 4, the purse nets 1 at the bottom of the first net rack 2 and the bottom of the second net rack 3 are both provided with a zipper 5, the support rods comprise a first support rod 6 and a second support rod 7 which are both hollow, the first support rod 6 is sleeved in the second support rod 7, the first support rod 6 and the second support rod 7 are both provided with fixing holes 8, the first support rod 6 and the second support rod 7 are fixed through screws 9, the bottom of the first net rack 2 is provided with a sleeve column 10 sleeved in the top of the first support rod 6, the top of the first net rack 2 is also provided with an attracting bulb 11, the second net rack 3 is four, the inlet 4 is conical, the diameter of the inlet 4 is gradually reduced from outside to inside, the inlets 4 on the side nets of the first net rack 2 and the second net rack 3 are at least one, the sizes of the inlets 4 on the side nets of the first net rack 2 and the second net rack 3 are different from each other, the support rods are at least two groups, the sleeve columns 10 are at least two, the handles 12 are symmetrically arranged on the outer side of the first net rack 2, and the attracting bulb 11 is at least one.
The specific using process is as follows: in the actual use process, according to the height of the height adjustment rack of the liquid level in the culture pond, the screw 9 passes the first support rod 6 and the fixed hole 8 on the second support rod 7, fix the first support rod 6 and the second support rod 7, the first rack 2 is sleeved in the top of the first support rod 6 through the bottom sleeve column 10, the luring bulb 11 is opened, and bait is put into the second racks 7, river crabs of various specifications enter the first rack 2 through the inlet 4 on the side of the first rack 2, river crabs which can enter the second rack 3 through the inlet 4 on the side of the second rack 3, river crabs which can not enter the second racks 3 again stay in the first rack 2, river crab specifications in the first rack 2 and the second rack 3 are different, the utility model is transported to a designated place through the handle 12, the first rack 2, the second rack 2 and the second rack 3 are opened respectively, The zipper 5 of the purse net at the bottom of the second net rack 3 collects the river crabs in the first net rack 2 and the second net rack 3 into different containers. The utility model is convenient to use, the height of the net rack can be conveniently adjusted according to the height of the liquid level in the culture pond by the aid of the first support rod 6 and the second support rod 7, and the flexibility is high; the arranged luring bulb 11 is convenient for luring the river crabs into the first net rack 2; the conical inlet 4 with the diameter gradually reduced from outside to inside is arranged, so that river crabs entering the net rack are prevented from escaping; the zipper 5 is arranged to facilitate the collection of the caught river crabs; the arranged handle 12 is convenient for lifting and carrying the net rack; first rack 2, the second rack 3 that set up and set up the entry 4 of big or small mutually different on first rack 2, 3 side purse nets 1 of second rack, be convenient for classify according to the specification of difference and catch the collection to the river crab, alleviate staff's intensity of labour, have very high practical value.
To sum up, the utility model discloses reach anticipated effect.
Claims (9)
1. A river crab fishing device is characterized in that: including rack, purse seine, bracing piece, the rack is cylindrical, and the rack includes first rack, second rack, and first rack, second rack purse seine all around are enclosed city confined cylindrically, and second rack equidistance sets up inside first rack, all is provided with the entry on the purse seine of first rack, second rack side, all is provided with the zip fastener on the purse seine of first rack, second rack bottom, the bracing piece is including being hollow first bracing piece, second bracing piece, and first bracing piece cup joints in the second bracing piece, and first bracing piece, second bracing piece all are provided with the fixed orifices, and first bracing piece, second bracing piece are fixed through the screw, first rack bottom is provided with and is used for cup jointing the cover post in first bracing piece top, and first rack top still is provided with lures the bulb.
2. The river crab fishing device according to claim 1, wherein: the number of the second net racks is four.
3. The river crab fishing device according to claim 1, wherein: the inlet is conical, and the diameter of the inlet is gradually reduced from outside to inside.
4. The river crab fishing device according to claim 1, wherein: and the inlets on the side seine of the first net rack and the second net rack are at least one.
5. The river crab fishing device according to claim 1, wherein: the sizes of the inlets on the side purse nets of the first net rack and the second net rack are different from each other.
6. The river crab fishing device according to claim 1, wherein: the supporting rods are at least two groups.
7. The river crab fishing device according to claim 1, wherein: the number of the sleeve columns is at least two.
8. The river crab fishing device according to claim 1, wherein: the outside of the first net rack is also symmetrically provided with a handle.
9. The river crab fishing device according to claim 1, wherein: the number of the luring bulbs is at least one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023091186.6U CN214102860U (en) | 2020-12-21 | 2020-12-21 | River crab fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023091186.6U CN214102860U (en) | 2020-12-21 | 2020-12-21 | River crab fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214102860U true CN214102860U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023091186.6U Active CN214102860U (en) | 2020-12-21 | 2020-12-21 | River crab fishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214102860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557325A (en) * | 2022-03-03 | 2022-05-31 | 浙江省海洋水产研究所 | Crab larva nondestructive collector |
-
2020
- 2020-12-21 CN CN202023091186.6U patent/CN214102860U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557325A (en) * | 2022-03-03 | 2022-05-31 | 浙江省海洋水产研究所 | Crab larva nondestructive collector |
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