CN204929998U - A kind of portable, environmental protection drift fish-egg harvester - Google Patents
A kind of portable, environmental protection drift fish-egg harvester Download PDFInfo
- Publication number
- CN204929998U CN204929998U CN201520663020.7U CN201520663020U CN204929998U CN 204929998 U CN204929998 U CN 204929998U CN 201520663020 U CN201520663020 U CN 201520663020U CN 204929998 U CN204929998 U CN 204929998U
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- CN
- China
- Prior art keywords
- mesh bag
- egg
- cloth
- fourdrinier wire
- semicircle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a kind of portable, environmental protection drift fish-egg harvester, comprise semicircle screen frame, fourdrinier wire clothing and egg-collecting box, fourdrinier wire clothing has semicircle large port and circular portlet, fourdrinier wire clothing from semicircle large port to the length direction of circular portlet, its cross-sectional area reduces successively, the semicircle large port of fourdrinier wire clothing is fixed on semicircular frame, egg-collecting box comprises mesh bag and support, support is made up of square box and the vertical rod be movably arranged on square box four angles, mesh bag is positioned at the space that square box and vertical rod surround, the open top of mesh bag, the top of mesh bag is provided with cloth lid, cloth lid is at least provided with two straps, cloth ringlet is provided with the position that strap is corresponding on mesh bag sidewall with respectively, mesh bag is fixed on support, mesh bag sidewall is provided with circular hole, the circular portlet of fourdrinier wire clothing snaps in circular hole.This apparatus structure is simple, freely can dismantle, be easy to carry about with one, and section components can directly in the wild sample region obtain, very convenient and environmental protection.
Description
Technical field
The utility model relates to ecological protection technical field, is specifically related to a kind of portable, environmental protection drift fish-egg harvester, use when being applicable to carry out ecological monitoring in Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river.
Background technology
The early stage resource investigation of fish is significant in fish stock assessment, being that identification fish are important perches the important technological means such as habitat, population scale, fishery exploitation degree, ecological recovery degree, all relates to the utilization of this investigative technique in the environmental appraisal relevant to hydroelectric development.About the existing more description in many documents of early stage resource investigation sampling apparatus, but the structure that rack is fixed in involved early stage resource sampling apparatus front end is all comparatively complicated, egg-collecting box upper end, rear end all has opening, it needs boats and ships to carry out auxiliary just completing sampling work usually, mainly be applicable to following river, Yibin comparatively smooth, ship is had to distribute, the region of traffic prosperity, and boats and ships are seldom (or not having boats and ships) in Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river, have inconvenient traffic, flow velocity is excessive, fluidised form is complicated, the region that landform is dangerously steep, these equipment is needed to further improve, could adapt to sample in these regions: 1) many sample area in Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river are often had inconvenient traffic, the equipment that cannot freely dismantle often carries inconvenience, 2) adopt the sampling apparatus that just system or other metal materials are made, heavier-weight, in area sampling inconvenient operation with a varied topography, needs to expend a large amount of muscle power of sample collector, 3) seldom there is ship in Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river, existing sampling apparatus are fixed on the devices such as the hook on rack, support frame, isoceles triangle frame and cannot fix aboard ship, and sample devices composition should be tried one's best simple, 4) Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river many sample area fluidised form are complicated, whirlpool is more, and the egg-collecting box collecting fish-egg easily tilts or submerged, the egg-collecting box that upper end has an opening easily cause fish-egg downstream transpiration go out, 5) near Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river, various vegetation is enriched, and easily gathers materials on the spot, and is conducive to reducing sampling cartridge for material cost, 6) Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river region bottom are distributed with a large amount of rock, river bed accident of terrain is smooth, the position needing to regulate sampling apparatus to place at any time and angle, overturn to prevent sampling apparatus or snap in rock seam, and existing equipment lacks and location at front end rack and fix an adjusting rope.Given this, when Jinsha jiang River Heavenly Stems and Earthly Branches stream and other Mountain Area of Southwest river region carry out the sampling of early stage resource, in the urgent need to a kind of portable, detachable, draw materials conveniently, the drift fish-egg harvester of environmental protection.
Summary of the invention
In order to solve above-mentioned prior art Problems existing, the utility model provides a kind of portable, environmental protection drift fish-egg harvester, and this apparatus structure is simple, can freely dismantle, be easy to carry about with one, and section components can directly in the wild sample region obtain, very convenient and environmental protection.
Realizing the technical scheme that the utility model above-mentioned purpose adopts is:
A kind of portable, environmental protection drift fish-egg harvester, at least comprise semicircle screen frame, fourdrinier wire clothing and egg-collecting box, fourdrinier wire clothing has semicircle large port and circular portlet, fourdrinier wire clothing from semicircle large port to the length direction of circular portlet, its cross-sectional area reduces successively, the semicircle large port of fourdrinier wire clothing is fixed on semicircular frame, egg-collecting box comprises mesh bag and support, support is made up of square box and the vertical rod be movably arranged on square box four angles, mesh bag is positioned at the space that square box and vertical rod surround, the open top of mesh bag, the top of mesh bag is provided with cloth lid, cloth lid is at least provided with two straps, cloth ringlet is provided with the position that strap is corresponding on mesh bag sidewall with respectively, mesh bag is fixed on support, mesh bag sidewall is provided with circular hole, the circular portlet of fourdrinier wire clothing snaps in circular hole.
Described semicircle screen frame, the material of vertical rod are bamboo, and wherein semicircle screen frame is made up of bamboo cylinder and wide bamboo sheet, the two ends perforate of bamboo cylinder, and the two ends of wide bamboo sheet embed in the hole at bamboo cylinder two ends respectively.
The two ends of the diameter frame of semicircle screen frame are respectively equipped with two nylon ropes, and the central authorities of the semi arch frame of semicircle screen frame are provided with nylon rope, and the length of three nylon ropes is equal, and the end of three nylon ropes bands together and ties up on a reinforced safety rope.
The central authorities of the semi arch frame of semicircle screen frame are also provided with safety rope.
Described mesh bag is rectangular-shaped, the cloth lid that the side edge sewing at mesh bag top and mesh bag top shape, size match, cloth is with two, two straps are positioned at cloth and cover on the limit relative with cloth lid joining edge, eight angles of mesh bag are respectively equipped with cloth frenulum, and each cloth frenulum ties up in the vertical rod nearest with it respectively.
The material of described mesh bag and fourdrinier wire clothing is silk bolting silk.
Compared with prior art, its beneficial effect and advantage are the utility model:
1) this apparatus structure is simple, freely can dismantle, be easy to carry about with one, easily bring to have inconvenient traffic, region that landform is dangerously steep samples.
2) this device section components can directly in the wild sample region obtain, very convenient and environmental protection.
3) mesh bag of egg-collecting box is added with cloth lid, current that can prevent fish-egg from passing through upwards to roll or when mesh bag tilts or mesh bag of escaping out when sinking in water body completely.
Accompanying drawing explanation
The structural representation of portable, the environmental protection drift fish-egg harvester that Fig. 1 provides for the utility model.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the structural representation of egg-collecting box.
The circular portlet of 1-bamboo cylinder, 2-bamboo sheet, 3-fourdrinier wire clothing, 4-, 5-safety rope, 6-cloth lid, 7-square box, 8-vertical rod, 9-mesh bag, 10-cloth ringlet, 11-nylon rope, 12-reinforced safety rope, 13-strap, 14-circular hole.
Embodiment
Below in conjunction with accompanying drawing, the utility model is specifically described.
The structure of portable, the environmental protection drift fish-egg harvester that the utility model provides, as Fig. 1 and Fig. 2, at least comprises semicircle screen frame, fourdrinier wire clothing and egg-collecting box.Semicircular frame can be gathered materials on the spot in the wild, can make with the bamboo in field, cut several bamboos, do a bamboo cylinder 1 and a wide bamboo sheet 2, in the two ends perforate of bamboo cylinder 1, again by the two ends of bamboo sheet 2 respectively firmly embed bamboo cylinder two ends hole in and be screwed, semicircle screen frame is made.The two ends of bamboo cylinder are have two nylon ropes 5 respectively, there is nylon rope 5 in the system of central authorities of bamboo sheet, the length of three nylon ropes 5 is equal, and the end of three nylon ropes bands together and ties up on a reinforced safety rope 12, whole device can be fixed in water by reinforced safety rope.There are safety rope in the central authorities of bamboo sheet.This insurance rope can prevent bamboo sheet from embedding water-bed rock seam on the one hand, and regulates semicircle screen frame in the position at the bottom, can play the effect of protection in addition on the one hand, prevent whole device to be swept away by the torrent to whole device.
The material of fourdrinier wire clothing 3 is soft silk bolting silk, fourdrinier wire clothing has semicircle large port and circular portlet 4, fourdrinier wire clothing 3 from semicircle large port to the length direction of circular portlet, its cross-sectional area reduces successively, and the semicircle large port of fourdrinier wire clothing is fixed on semicircular frame.
As shown in Figure 3, egg-collecting box comprises mesh bag 9 and support.Support is made up of square box 7 and the vertical rod 8 be movably arranged on square box four angles, and square box 7 can be made with the timber in field, and vertical rod can take from the less bamboo pole of the diameter in field.The material of mesh bag 9 is also soft silk bolting silk, and shape and the support of mesh bag 9 match, and for rectangular-shaped, mesh bag is positioned at the space that square box 7 and vertical rod surround.The open top of mesh bag 9, the cloth lid 6 that the side edge sewing at mesh bag top and mesh bag top shape, size match, the shape of cloth lid is identical with the shape at mesh bag top, but area is greater than mesh bag top, mesh bag top all could be covered like this.Limit relative with cloth lid joining edge on cloth lid 6 is sewed with two straps 13, position corresponding with two straps on mesh bag sidewall is respectively equipped with two cloth ringlets 10, two straps 13 are tied up on two cloth ringlets 10 respectively, thus by cloth lid fixed cap on mesh bag.Eight angles of mesh bag are respectively equipped with cloth frenulum, and each cloth frenulum ties up on the column nearest with it respectively, thus is fixed on support by mesh bag.Mesh bag sidewall is provided with circular hole 14, and the circular portlet 4 of fourdrinier wire clothing firmly snaps in circular hole 14, thus is fixed on mesh bag by fourdrinier wire clothing.
The using method that is portable, environmental protection drift fish-egg harvester that the utility model provides is:
Gather materials on the spot after making semicircle screen frame and support, each parts are assembled, after assembling, by reinforced safety rope, whole device be fixed on littoral stone or stand vertically on the drill rod in water, and by particular location that safety rope regulates whole device to place, semicircle screen frame is all submerged among water body, starts to collect ovum seedling.After ovum seedling has been collected, pulled up by egg-collecting box, then the circular portlet of fourdrinier wire clothing directly pulled out, and unclamp strap, the ovum seedling in egg-collecting box directly collected by employing ovum seedling gathering unit.
Claims (6)
1. one kind portable, environmental protection drift fish-egg harvester, it is characterized in that: at least comprise semicircle screen frame, fourdrinier wire clothing and egg-collecting box, fourdrinier wire clothing has semicircle large port and circular portlet, fourdrinier wire clothing from semicircle large port to the length direction of circular portlet, its cross-sectional area reduces successively, the semicircle large port of fourdrinier wire clothing is fixed on semicircular frame, egg-collecting box comprises mesh bag and support, support is made up of square box and the vertical rod be movably arranged on square box four angles, mesh bag is positioned at the space that square box and vertical rod surround, the open top of mesh bag, the top of mesh bag is provided with cloth lid, cloth lid is at least provided with two straps, cloth ringlet is provided with the position that strap is corresponding on mesh bag sidewall with respectively, mesh bag is fixed on support, mesh bag sidewall is provided with circular hole, the circular portlet of fourdrinier wire clothing snaps in circular hole.
2. portable, environmental protection drift fish-egg harvester according to claim 1, it is characterized in that: described semicircle screen frame, the material of vertical rod are bamboo, wherein semicircle screen frame is made up of bamboo cylinder and wide bamboo sheet, the two ends perforate of bamboo cylinder, the two ends of wide bamboo sheet embed in the hole at bamboo cylinder two ends respectively.
3. portable, environmental protection drift fish-egg harvester according to claim 1, it is characterized in that: the two ends of the diameter frame of semicircle screen frame are respectively equipped with two nylon ropes, the central authorities of the semi arch frame of semicircle screen frame are provided with nylon rope, the length of three nylon ropes is equal, and the end of three nylon ropes bands together and ties up on a reinforced safety rope.
4. portable, environmental protection drift fish-egg harvester according to claim 1, is characterized in that:
The central authorities of the semi arch frame of semicircle screen frame are also provided with safety rope.
5. portable, environmental protection drift fish-egg harvester according to claim 1, it is characterized in that: described mesh bag is rectangular-shaped, the cloth lid that the side edge sewing at mesh bag top and mesh bag top shape, size match, cloth is with two, two straps are positioned at cloth and cover on the limit relative with cloth lid joining edge, eight angles of mesh bag are respectively equipped with cloth frenulum, and each cloth frenulum ties up in the vertical rod nearest with it respectively.
6. portable, environmental protection drift fish-egg harvester according to claim 1, is characterized in that: the material of described mesh bag and fourdrinier wire clothing is silk bolting silk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520663020.7U CN204929998U (en) | 2015-08-27 | 2015-08-27 | A kind of portable, environmental protection drift fish-egg harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520663020.7U CN204929998U (en) | 2015-08-27 | 2015-08-27 | A kind of portable, environmental protection drift fish-egg harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204929998U true CN204929998U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520663020.7U Expired - Fee Related CN204929998U (en) | 2015-08-27 | 2015-08-27 | A kind of portable, environmental protection drift fish-egg harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204929998U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107156004A (en) * | 2017-06-01 | 2017-09-15 | 中国水利水电科学研究院 | A kind of fish-egg exercise test tank system |
| CN114847198A (en) * | 2022-04-26 | 2022-08-05 | 江苏省海洋水产研究所 | Floating fish egg continuous collection device and use method thereof |
-
2015
- 2015-08-27 CN CN201520663020.7U patent/CN204929998U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107156004A (en) * | 2017-06-01 | 2017-09-15 | 中国水利水电科学研究院 | A kind of fish-egg exercise test tank system |
| CN114847198A (en) * | 2022-04-26 | 2022-08-05 | 江苏省海洋水产研究所 | Floating fish egg continuous collection device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160106 Termination date: 20180827 |