CN218587969U - Fish drifting egg collecting device suitable for different water depths - Google Patents
Fish drifting egg collecting device suitable for different water depths Download PDFInfo
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- CN218587969U CN218587969U CN202222412239.2U CN202222412239U CN218587969U CN 218587969 U CN218587969 U CN 218587969U CN 202222412239 U CN202222412239 U CN 202222412239U CN 218587969 U CN218587969 U CN 218587969U
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- wire rope
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- water depths
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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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Abstract
The utility model discloses a fish drift sex ovum collection system suitable for different water depths, including the pivot, the cover is established in the pivot and is fixed with the reel, and wire rope one end is around establishing on the reel, and the wire rope other end is connected with heavily the stone roller, and wire rope is connected with the entry end of toper net, and the exit end and the surge drum one end of toper net are connected, and the surge drum other end is provided with the screw cap. The utility model discloses can realize that the fish under the different depth of water condition drifts the sexual ovum and gathers, labour saving and time saving provides the support to the fish early resource situation of the different degree of depth distributions of research river section.
Description
Technical Field
The utility model belongs to the technical field of fish early resource drifting sexual egg research equipment, concretely relates to fish drifting sexual egg collection system who is applicable to different water depths.
Background
The roe in the early development stage of the fish has no active swimming capability, so a large-scale biological net is usually used for collecting early resources of the fish. The fish floating egg collection usually adopts a netting and a fry collecting barrel which float on the water surface. The principle of use is that the collecting net is put into water at the collecting point with water flow, the collecting net is fixed by a rope, and fish eggs enter the fry collecting barrel through the netting. The traditional fish floating egg collecting device can only be fixed on the water surface, and floating eggs distributed on the surface layer of the water body are collected. However, the fish eggs are vertically distributed in the water body, and the conventional acquisition device cannot acquire the fish eggs distributed in the middle or bottom water body, so that the survey data is not accurate enough. In addition, the traditional collecting device which is pulled by manpower is very troublesome and needs to consume a large amount of physical power.
Disclosure of Invention
The utility model aims at providing an applicable different depth of water, labour saving and time saving's fish early resource drift sex ovum collection system improves drift sex ovum collection efficiency to the problem that prior art exists.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the fish drifting egg collecting device comprises a rotating shaft, wherein a reel is fixedly arranged on the rotating shaft in a sleeved mode, one end of a steel wire rope is wound on the reel, the other end of the steel wire rope is connected with a heavy weight, the steel wire rope is connected with the inlet end of a conical net, the outlet end of the conical net is connected with one end of a collecting barrel, and a screw cap is arranged at the other end of the collecting barrel.
The inlet end of the conical net is supported and fixed by the bracket ring, and the steel wire rope is connected with the bracket ring.
The support ring is circular, and the part of the steel wire rope connected with the support ring is positioned at two ends of the diameter of the support ring.
The outlet end of the conical net is sleeved at one end of the collecting cylinder and fixed through the circular hoop.
The side wall of the collecting cylinder is provided with a water passing gap, and the water passing gap is provided with a filter screen.
The rotating shaft is connected with the driving motor through the shaft, and the electric switch is connected with the driving motor through a circuit.
The weight material is steel or stone or concrete.
The steel wire rope is provided with scales.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the collecting device can be arranged in water bodies with different depths according to sampling requirements, covers different vertical water bodies at the surface, the middle bottom and the bottom, and improves the sampling coverage surface and the accuracy.
2. And the acquisition device can realize automatic mechanical network descending and network collection controlled by an electric switch. Especially under the torrent condition, can overcome the limitation of manpower device, labour saving and time saving improves drifting nature ovum collection efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.
Fig. 1 is a schematic view of the general structure of the present invention;
fig. 2 is a schematic view of the structure of the collecting cylinder.
In the figure: 1-a rotating shaft; 2-a reel; 3-a steel wire rope; 4-weight; 5-a conical mesh; 6-a support ring; 7-a collection cylinder; 701-passing a water gap; 702-a screen; 703-a screw cap; 8-a circular hoop; 9-driving a motor; 10-an electric switch.
Detailed Description
To facilitate understanding and practice of the invention by those of ordinary skill in the art, the following detailed description of the invention is provided in connection with the examples, and it is to be understood that the examples described herein are for purposes of illustration and explanation only and are not intended to limit the invention.
Example 1:
the utility model provides a fish drift nature ovum collection system suitable for different water depth, includes pivot 1, and pivot 1 goes up the cover and establishes and be fixed with reel 2, and 3 one ends of wire rope are around establishing on reel 2, and the wire rope 3 other end is connected with heavy stone roller 4, and heavy stone roller 4 chooses for use steel or building stones or muddy earth etc. to be used for increasing the power of weighing down, on heavy stone roller 4, still is connected with the entry end of toper net 5 on the wire rope 3, and the exit end and the 7 one end of a surge drum of toper net 5 are connected, the entry end diameter of toper net 5 is greater than its exit end diameter, and the surge drum 7 other end is provided with screw cap 703 to collect and shift the roe of gathering. Through the rotation direction of the control rotating shaft 1, the winding wheel 2 is driven to rotate, so that the winding wheel 2 releases or retracts the steel wire rope 3, the steel wire rope 3 and the weight 4 drive the conical net 5 and the collecting barrel 7 to move up and down, the mechanical net releasing and collecting are achieved, and the manual labor consumption of manual direct net retracting and releasing is reduced.
The inlet end of the conical net 5 is supported and fixed by the support ring 6, so that the inlet end of the conical net 5 is always in an unfolded state underwater, fish eggs in a water body can be conveniently and fully collected, and the steel wire rope 3 is connected with the support ring 6.
The support ring 6 is circular, and the part of the steel wire rope 3 connected with the support ring 6 is positioned on two end points of the diameter of the support ring 6. Under the action of the falling force of the weight 4 below the bracket ring 6, the inlet end of the conical net 5 is kept suspended in the water body and is in a vertical state.
The outlet end of the conical net 5 is sleeved at one end of the collecting cylinder 7 and is fixed through a circular hoop 8.
The side wall of the collecting cylinder 7 is provided with a water passing gap 701, and the water passing gap 701 is provided with a filter screen 702. After the collection work is finished, other contents in the net can be collected by using a water passing gap 701;
preferably, pivot 1 and 9 coupling of driving motor, electric switch 10 and 9 electric connection of driving motor, electric switch 10 control driving motor 9 open stop and rotation direction, and driving motor 9 drives pivot 1 and 2 rotations of reel make reel 2 put or receive wire rope to realize that mechanical automation is netted and is received the net, further reduce the manual work consumption of receiving and releasing the net.
Preferably, the wire rope 3 is provided with a scale so as to determine the height of the water level at the inlet end of the conical net 5.
Example 2:
a fish drifting egg collecting method suitable for different water depths utilizes the fish drifting egg collecting device suitable for different water depths in embodiment 1, and comprises the following steps:
step one, determining the collected water level depth according to the test requirement;
step two, controlling the electric switch 10 to enable the driving motor 9 to drive the rotating shaft 1 to rotate, so that the reel 2 rotates to lower the steel wire rope 3, and the conical net 5 and the collecting barrel 7 are driven to descend into the water body and reach the designed water depth position;
step three, standing the device to ensure sufficient collection;
step four, controlling an electric switch 10 to enable a driving motor 9 to drive a rotating shaft 1 to rotate in the opposite direction in the step one, so that a wire rope 3 is wound up by a winding wheel 2 in a rotating mode, and a conical net 5 and a collecting barrel 7 are driven to rise out of the water surface;
fifthly, flushing water from the inlet end of the conical net 5 into the conical net 5 to enable the roes attached to the conical net 5 to flush into the collecting cylinder 7 along with water flow;
if the contents other than roe are to be observed, the collecting cylinder 7 may be placed in a container such as a bucket to collect the material flowing out of the strainer 702 during this step;
step six, unscrewing the screw cap 703, and transferring the collected roe for experimental study or storage.
It should be noted that the embodiments described in this application are only examples to illustrate the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The utility model provides a fish drift nature ovum collection system suitable for different depth of water, includes pivot (1), its characterized in that, pivot (1) go up the cover and establish and be fixed with reel (2), wire rope (3) one end is around establishing on reel (2), wire rope (3) other end is connected with heavy stone roller (4), wire rope (3) are connected with the entry end of toper net (5), the exit end and the collector cylinder (7) one end of toper net (5) are connected, the collector cylinder (7) other end is provided with screw cap (703).
2. The fish drifting egg collecting device applicable to different water depths as claimed in claim 1, wherein the inlet end of the conical net (5) is supported and fixed by a support ring (6), and the steel wire rope (3) is connected with the support ring (6).
3. The fish drifting egg collecting device applicable to different water depths as claimed in claim 2, wherein the support ring (6) is circular, and the part of the steel wire rope (3) connected with the support ring (6) is located at two ends of the diameter of the support ring (6).
4. The fish drifting egg collecting device applicable to different water depths as claimed in claim 1, wherein the outlet end of the conical net (5) is sleeved at one end of the collecting barrel (7) and fixed through a circular hoop (8).
5. The fish drifting egg collecting device suitable for different water depths as claimed in claim 1, wherein a water passing gap (701) is formed in the side wall of the collecting cylinder (7), and a filter screen (702) is arranged in the water passing gap (701).
6. The fish drifting egg collecting device applicable to different water depths is characterized in that the rotating shaft (1) is connected with the driving motor (9) in a shaft mode, and the electric switch (10) is electrically connected with the driving motor (9).
7. The fish floating egg collecting device applicable to different water depths as recited in claim 1, wherein the material of the weight (4) is steel or stone or concrete.
8. The fish drifting egg collecting device applicable to different water depths as claimed in claim 1, wherein scales are arranged on the steel wire rope (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222412239.2U CN218587969U (en) | 2022-09-09 | 2022-09-09 | Fish drifting egg collecting device suitable for different water depths |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222412239.2U CN218587969U (en) | 2022-09-09 | 2022-09-09 | Fish drifting egg collecting device suitable for different water depths |
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CN218587969U true CN218587969U (en) | 2023-03-10 |
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CN202222412239.2U Active CN218587969U (en) | 2022-09-09 | 2022-09-09 | Fish drifting egg collecting device suitable for different water depths |
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2022
- 2022-09-09 CN CN202222412239.2U patent/CN218587969U/en active Active
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