CN210043025U - Rod-held benthonic animal collecting device - Google Patents
Rod-held benthonic animal collecting device Download PDFInfo
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- CN210043025U CN210043025U CN201920338151.6U CN201920338151U CN210043025U CN 210043025 U CN210043025 U CN 210043025U CN 201920338151 U CN201920338151 U CN 201920338151U CN 210043025 U CN210043025 U CN 210043025U
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- benthonic
- net
- animal
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- pole
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Abstract
The utility model discloses a formula benthonic animal collection system is held to pole, including one end open-ended etting, the inside animal that forms of etting gathers the cavity, the opening end department of etting even has the net frame, even has the action bars perpendicularly on the top surface of net frame, and one side of keeping away from the etting on the net frame covers there is the cylinder cap, and is articulated between the upper end of cylinder cap and the upper end of net frame, and the cylinder cap can upwards overturn around the hinged end, even has the lifting rope on the side of cylinder cap, thereby can drive the cylinder cap upset upwards through upwards dragging the lifting rope and make the animal gather the cavity and become the state of opening from the closed state. The utility model discloses an acquisition device is applicable to the collection of various soft, stereoplasm bottom materials and have the habitat benthonic animal sample of richening aquatic vegetation distribution, can effectively catch large-scale and small-size benthonic animal's sample simultaneously, can avoid the benthonic animal to escape when gathering benthonic animal, and in addition, can the small-size benthonic animal of collection of pertinence under specific demand, improved collection efficiency.
Description
Technical Field
The utility model relates to a collection of benthonic animal, concretely relates to formula benthonic animal collection system is held to pole.
Background
Benthonic animals refer to the group of benthonic organisms living at the bottom of a body of water for all or most of their life history. In addition to living and living, the benthos usually inhabit on hard substrates such as rocks, buried in soft substrates such as sediment, and attached to the body surface of plants or other benthos, and inhabit in intertidal zones. At present, benthonic animal collection methods are roughly divided into two types: one is mud sampler collection and is suitable for deepwater areas; the other is hand-net or triangle trawl collection, which is suitable for shallow water area. Wherein, the hand-net is mainly used for collecting samples of wadable sample points, such as coastal shoals of shallow rivers, big rivers or lakes; the triangular trawl can be used for various substrate types such as sludge, soft and hard, but because the weight is lighter and the opening is less, the sampling efficiency of the habitat with a large amount of aquatic plants is often lower, and in addition, the small benthonic animals cannot be pertinently collected under specific requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the prior hand-net or the triangular trawl have certain limitation when collecting benthonic animals in shallow water areas, the sampling efficiency of the habitat with a large amount of aquatic plants is often lower, the quantitative collection of large benthonic animals and small benthonic animals has larger uncertainty, and the escape phenomenon is easy to occur, and the utility model aims to provide a rod-held benthonic animal collecting device which is suitable for collecting various soft and hard bottom materials and benthonic animal samples in the habitat with rich aquatic vegetation distribution; can effectively catch the sample of large-scale and small-size benthonic animal simultaneously, in addition, can the small-size benthonic animal of the pertinence collection under specific demand, improve collection efficiency.
The utility model discloses a following technical scheme realizes:
the utility model relates to a formula benthonic animal collection system is held to pole, including one end open-ended dictyosome, the inside animal that forms of dictyosome gathers the cavity, the open end department of dictyosome even has the net frame, even has the action bars perpendicularly on the top surface of net frame, and one side of keeping away from the dictyosome on the net frame covers there is the cylinder cap, and is articulated between the upper end of cylinder cap and the upper end of net frame, and the cylinder cap can upwards overturn around the hinged end, even has the lifting rope on the side of cylinder cap, thereby can drive the cylinder cap upwards upset and make the animal gather the cavity and become open the state from the closed state through upwards dragging the lifting rope.
The collecting device of the utility model is suitable for collecting the samples of the zoobenthos in various soft and hard substrates and habitats with abundant aquatic vegetation distribution; can effectively capture samples of large-sized and small-sized benthonic animals at the same time, or capture small-sized benthonic animals in a targeted manner under specific requirements, and can avoid the benthonic animals from escaping when collecting the benthonic animals. When the collecting device of the utility model is used, the lifting rope is firstly pulled upwards to lead the net cover to turn upwards and be vertical to the net frame, thus leading the animal collecting cavity body to be in an open state, the upper end of the lifting rope is tied on the operating rod, then the operating rod is held by hand to ensure that the whole collecting device is gently and stably sunk into the water bottom, so that the netting can smoothly sink without floating state caused by light weight, the collection efficiency is ensured, when the collecting device is put into the water bottom, benthonic animals which are fixed at the bottom of the water body or attached to the upper surface of the submerged plant are collected into the netting by pulling forwards, and then the upper end of the lifting rope is loosened, the net cover is turned downwards due to the blocking pressure of the water body so as to close the opening of the animal collecting cavity, so that the collected benthonic animals cannot escape, and the collecting efficiency is improved; meanwhile, bottom mud at the river bottom does not need to be stirred in the collecting process, and the water body is not polluted.
Be equipped with the separation net of bar in the middle of the screen frame top and insert the seam, during stainless steel separation net can insert the seam through the separation net and insert or extract the screen frame, stainless steel separation net aperture is 500 mu m, can extract the stainless steel separation net when needs gather large-scale and small-size benthonic animal simultaneously, can insert the stainless steel separation net that the aperture is 500 mu m when only needing to gather small-size benthonic animal, improves the efficiency that the small-size benthonic animal was collected to the ration.
The outside level of one side that the lower extreme of screen frame kept away from the netting has the castellated plate, and the length of castellated plate is 4cm, has improved the collection efficiency to the benthonic animal of fixation at the water bottom or attached to on the submerged plant.
The left and right sides of screen lid and the left and right sides of screen frame all are equipped with the magnet piece, adsorb through magnetic force between the left and right sides of screen lid and the left and right sides of screen frame, like this when loosening the upper end of lifting rope, after the screen lid overturns downwards, the lower extreme of screen lid passes through magnetic force can be tight with the laminating of screen frame, avoid upwards taking out collection system's in-process, the screen lid constantly opens and shuts under the influence that the water was stirred and leads to the escape of benthonic animal, guaranteed the smooth collection of benthonic animal.
The net cover, the net frame and the toothed plate are made of stainless steel, the strength and the hardness are high, and the quality strength of the collecting device is guaranteed.
The lifting rope is a nylon rope with the diameter of 5-8mm, and the nylon rope is adopted, so that the tensile strength is high, and the breakage is not easy to occur.
The lower end of the lifting rope is divided into two parts and is respectively connected to two corners of the lower end of the net cover, namely the lifting rope and the net cover are connected through two-point contact, so that the stress is more stable when the net cover is pulled upwards.
The operating rod comprises a plurality of single rods which are connected in sequence, and the end parts of the adjacent single rods are connected through connecting screws, so that the operating rod is convenient to disassemble and carry.
The mesh diameter of the netting is 42 mu m, so that the collected benthonic animals can be prevented from escaping.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to a pole-held benthonic animal collection device, which is suitable for collecting benthonic animal samples in various soft and hard substrates and habitats with abundant aquatic vegetation distribution, can effectively capture large and small benthonic animal samples simultaneously, or can capture small benthonic animals in a targeted manner under specific requirements, and a toothed plate is arranged outside the lower end of a net frame, so that benthonic animals fixed at the bottom of a water body or attached to submerged plants can be effectively collected;
2. the utility model relates to a formula benthonic animal collection system is held to pole has the separation net to insert the seam in the middle of the screen frame, conveniently inserts or extracts the stainless steel separation net that the aperture is 500 mu m, both can gather large-scale and small-size benthonic animal simultaneously, can specifically gather small-size benthonic animal again.
3. The utility model relates to a pole-held benthonic animal collection system, the left and right sides of the net cover and the left and right sides of the net frame are all provided with magnets, and the left and right sides of the net cover and the left and right sides of the net frame are adsorbed by magnetic force, so that the net cover is prevented from being continuously opened and closed under the influence of stirring of a water body to cause the benthonic animals to escape in the process of upwards taking out the collection system, and the smooth collection of the benthonic animals is ensured;
4. the utility model relates to a formula zoobenthos collection system is held to pole, lifting rope are diameter 5-8 mm's nylon rope, adopt the nylon rope, and tensile strength is high, difficult fracture takes place, and two strands are cut apart into and connect the both corners department at the net lid lower extreme respectively to the lower extreme of lifting rope, connect through two point contact between lifting rope and the net lid promptly for the atress is more stable when upwards dragging the net lid.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Reference numbers and corresponding part names in the drawings:
1-netting, 2-net frame, 3-operating rod, 4-net cover, 5-lifting rope, 6-stainless steel separation net, 7-toothed plate and 8-magnet sheet.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
As shown in fig. 1, the utility model relates to a formula benthonic animal collection system is held to pole, including one end open-ended etting 1, the inside animal of formation of etting 1 gathers the cavity, the open end department of etting 1 even has net frame 2, it has action bars 3 to link perpendicularly on the top surface of net frame 2, it has the screen cover 4 to keep away from one side of etting 1 on the net frame 2, it is articulated between the upper end of screen cover 4 and the upper end of net frame 2, screen cover 4 can upwards overturn around the hinged end, even have lifting rope 5 on the side of screen cover 4, thereby can drive screen cover 4 upwards upset and make the animal gather the cavity become open state from the closed state through upwards dragging lifting rope 5.
The collecting device of the utility model is suitable for collecting the samples of the zoobenthos in various soft and hard substrates and habitats with abundant aquatic vegetation distribution; can effectively capture samples of large-sized and small-sized benthonic animals at the same time, or can capture small-sized benthonic animals in a targeted manner under specific requirements, and can avoid the benthonic animals from escaping when collecting the benthonic animals. When the collecting device of the utility model is used, the lifting rope is firstly pulled upwards to lead the net cover to turn upwards and be vertical to the net frame, thus leading the animal collecting cavity body to be in an open state, the upper end of the lifting rope is tied on the operating rod, then the operating rod is held by hand to ensure that the whole collecting device is gently and stably sunk into the water bottom, so that the netting can smoothly sink without floating state caused by light weight, the collection efficiency is ensured, when the collecting device is put into the water bottom, benthonic animals which are fixed at the bottom of the water body or attached to the upper surface of the submerged plant are collected into the netting by pulling forwards, and then the upper end of the lifting rope is loosened, the net cover is turned downwards due to the blocking pressure of the water body so as to close the opening of the animal collecting cavity, so that the collected benthonic animals cannot escape, and the collecting efficiency is improved; meanwhile, bottom mud at the river bottom does not need to be stirred in the collecting process, and the water body is not polluted.
Be equipped with the separation net of bar in the middle of the screen frame top and insert the seam, during stainless steel separation net 6 can insert the seam through the separation net and insert or extract the screen frame, stainless steel separation net aperture is 500 mu m, can extract the stainless steel separation net when gathering large-scale and small-size benthonic animal simultaneously, can insert the stainless steel separation net that the aperture is 500 mu m when only needing to gather small-size benthonic animal, improves the efficiency that the small-size benthonic animal was collected to the ration.
Preferably, the toothed plate 7 is horizontally connected to the outer part of one side, away from the netting, of the lower end of the net frame, the length of the toothed plate is 4cm, and the collecting efficiency of benthonic animals fixed at the bottom of a water body or attached to submerged plants is improved.
Preferably, the left and right sides of screen lid and the left and right sides of screen frame all are equipped with magnet piece 8, adsorb through magnetic force between the left and right sides of screen lid and the left and right sides of screen frame, like this when loosening the upper end of lifting rope, after the screen lid overturns downwards, the lower extreme of screen lid passes through magnetic force can be tight with the laminating of screen frame, avoid upwards taking out collection system's in-process, the screen lid constantly opens and shuts under the influence that the water was stirred and leads to the escape of benthonic animal, guaranteed the smooth collection of benthonic animal.
Preferably, the net cover, the net frame and the toothed plate are made of stainless steel, the strength and the hardness are high, and the quality strength of the collecting device is guaranteed.
Preferably, the lifting rope is a nylon rope with the diameter of 5-8mm, and the nylon rope is high in tensile strength and not easy to break.
The lower end of the lifting rope is divided into two parts and is respectively connected to two corners of the lower end of the net cover, namely the lifting rope and the net cover are connected through two-point contact, so that the stress is more stable when the net cover is pulled upwards.
Preferably, the operating rod comprises a plurality of single rods which are connected in sequence, the end parts of the adjacent single rods are connected through connecting screws, the operating rod is convenient to disassemble, and the carrying is convenient.
Preferably, the mesh diameter of the netting is 42 μm, so that the collected benthonic animals can be prevented from escaping.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a formula benthonic animal collection system is held to pole, a serial communication port, including one end open-ended etting (1), the cavity is gathered to the inside animal that forms of etting (1), the open end department of etting (1) even has net frame (2), it has action bars (3) to link perpendicularly on the top surface of net frame (2), it has wire netting (4) to keep away from one side cover of etting (1) on net frame (2), it is articulated between the upper end of wire netting (4) and the upper end of net frame (2), wire netting (4) can upwards overturn around the hinged end, even have on the side of wire netting (4) to carry stay cord (5), thereby it can drive wire netting (4) upwards upset to make the animal gather the cavity and become open the state from the closure state through upwards dragging to carry stay cord (5).
2. The pole-held benthonic animal collection device according to claim 1, wherein a strip-shaped separation net insertion slit is provided in the middle of the top end of the net frame (2), and the stainless steel separation net (6) can be inserted into or pulled out of the net frame (2) through the separation net insertion slit.
3. The pole-held benthonic animal collection device according to claim 1, wherein a toothed plate (7) is horizontally connected to the outside of the lower end of the net frame (2) on the side away from the net (1), and the length of the toothed plate (7) is 4 cm.
4. The pole-held benthonic animal collection device according to claim 1, wherein the left and right sides of the net cover (4) and the left and right sides of the net frame (2) are provided with magnet pieces (8), and the left and right sides of the net cover (4) and the left and right sides of the net frame (2) are attracted by magnetic force.
5. A pole-held benthonic animal collection device according to claim 3, wherein the mesh cover (4), the toothed plate (7) and the mesh frame (2) are made of stainless steel.
6. A pole-held benthonic animal collection device according to claim 1, wherein the lifting rope (5) is a nylon rope of 5-8mm diameter.
7. A pole-held benthonic animal harvesting device according to claim 1, wherein the lower end of the lifting rope (5) is divided into two strands and connected to two corners of the lower end of the net cover (4), respectively.
8. The pole-held benthonic animal collection device according to claim 1, wherein said operating pole (3) comprises a plurality of single poles connected in series, and the ends of adjacent single poles are connected by connecting screws.
9. A pole-held benthonic collection device according to claim 1, wherein the mesh diameter of said netting (1) is 42 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338151.6U CN210043025U (en) | 2019-03-15 | 2019-03-15 | Rod-held benthonic animal collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338151.6U CN210043025U (en) | 2019-03-15 | 2019-03-15 | Rod-held benthonic animal collecting device |
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| Publication Number | Publication Date |
|---|---|
| CN210043025U true CN210043025U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920338151.6U Expired - Fee Related CN210043025U (en) | 2019-03-15 | 2019-03-15 | Rod-held benthonic animal collecting device |
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| CN (1) | CN210043025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111328776A (en) * | 2020-04-08 | 2020-06-26 | 江苏省海洋水产研究所 | Device for catching shellfish breeding seedlings buried in sand-mud bottom pond and using method |
-
2019
- 2019-03-15 CN CN201920338151.6U patent/CN210043025U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111328776A (en) * | 2020-04-08 | 2020-06-26 | 江苏省海洋水产研究所 | Device for catching shellfish breeding seedlings buried in sand-mud bottom pond and using method |
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| 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: 20200211 |