CN220712528U

CN220712528U - Fixed bolster of net utensil is gathered to roe

Info

Publication number: CN220712528U
Application number: CN202322396149.3U
Authority: CN
Inventors: 李燕; 张闯; 郭海燕
Original assignee: CHONGQING FISHERY SCIENCES RESEARCH INSTITUTE
Current assignee: CHONGQING FISHERY SCIENCES RESEARCH INSTITUTE
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-05
Anticipated expiration: 2033-09-05

Abstract

A fixed bracket of a fish egg collecting net comprises a base, a supporting frame, an extension assembly, a traction rope and a connecting assembly; the base is arranged below the support frame and is detachably connected with the support frame; the support frame comprises a support sleeve and a support rod movably connected with the support sleeve; the support sleeve comprises a mounting table perpendicular to the side wall of the support sleeve, and an extension assembly is detachably arranged on the mounting table; the traction rope is used for providing traction force for the extension assembly, so that the extension assembly keeps the trend of extending along the direction perpendicular to the axis of the support sleeve; the connecting component is used for movably connecting the roe collecting net with the extending component. The fixing support of the fish egg collecting net tool is convenient to carry, the installation position of the net tool can be adjusted, and the tail end of the extension assembly can be prevented from falling down.

Description

Fixed bolster of net utensil is gathered to roe

Technical Field

The utility model belongs to the technical field of fishery investigation, and particularly relates to a fixing support of a fish egg collecting net tool.

Background

The early fish resource has important significance for supplementing the fish resource quantity, and the early fish resource investigation can not only estimate the quantity of fish breeding population and forecast the population quantity change, but also be beneficial to reasonably developing and utilizing fishery resources. In the early-stage resource investigation process of fishes, in order to evaluate the current situation of the quantity of the fishes, the fish eggs and fish fries in natural water areas such as rivers, lakes and the like are often required to be collected.

The common collection method is to let the investigator take a survey boat and place the fish egg collection net in water for collection through a cable. However, in practice, due to limited costs and equipment conditions, a survey person often does not configure a dedicated survey vessel when performing a survey, and it is necessary to rent a fishing vessel. However, the fishing boat has small working space, limited shipborne capacity, poor safety and inconvenient investigation and use. The fish egg collecting net is directly placed on the bank of natural water areas such as rivers, lakes and the like, and the situation that net openings are deviated when the net is dragged due to the change of the flow speed, the flow direction and the like of water flows is easy to occur.

Patent application number CN201120199155.4 discloses an extension support for vertical direction gathers young fish, changes the towing direction of netting gear through the assembly pulley, makes the netting gear pull away from the surface of water along the vertical direction, and the net gape can not take place the skew. However, the horizontal extension rod and the supporting seat rod of the patent are long in length, so that the investigation personnel cannot conveniently carry the investigation personnel out; the length of the horizontal extension rod is fixed, the installation position of the net tool cannot be adjusted, the flow velocity conditions of the water area are different, and the installation position of the net tool is not necessarily suitable for collecting the roe; furthermore, although the patent provides lateral support rods, it does not provide effective support for the ends of the horizontally extending rods, which still fall due to gravity and the tension exerted by the netting gear. Accordingly, there is an urgent need to provide a fixing bracket capable of solving the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a fixing bracket of a fish egg collecting net tool aiming at the defects, and aims to solve the problems that the existing bracket is inconvenient to carry, the installation position of the net tool can not be adjusted, and the tail end of an extension rod can fall down. In order to achieve the above purpose, the present utility model provides the following technical solutions:

a fixed bracket of a fish egg collecting net comprises a base, a supporting frame, an extension assembly, a traction rope and a connecting assembly; the base is arranged below the support frame and is detachably connected with the support frame; the support frame comprises a support sleeve and a support rod movably connected with the support sleeve; the support sleeve comprises a mounting table perpendicular to the side wall of the support sleeve, and an extension assembly is detachably arranged on the mounting table; the traction rope is used for providing traction force for the extension assembly, so that the extension assembly keeps the trend of extending along the direction perpendicular to the axis of the support sleeve; the connecting component is used for movably connecting the roe collecting net with the extending component.

Further, the extension assembly comprises a plurality of hollow cylinders, and the hollow cylinders are detachably connected.

Further, the supporting sleeve further comprises a wire takeup arranged on the side wall of the supporting sleeve; the top of the supporting rod is provided with a pulley; the front end of the traction rope is fixed on the wire winder, and the rear end of the traction rope passes through the inside of the plurality of hollow cylinders from right to left after bypassing the pulley and is fixedly connected with the mounting table.

Further, a through hole with the diameter larger than that of the traction rope is formed in the side wall of the mounting table; the rear end of the traction rope extends out of the mounting table through the through hole; the device also comprises a fixed block, wherein the size of the fixed block is larger than that of the through hole; the fixed block is connected with a traction rope extending out of the mounting table.

Further, the mounting table is a cylindrical mounting cylinder; the inner wall of one end of the mounting cylinder far away from the support frame is provided with a first internal thread; the hollow cylinder comprises a connecting part; the connecting part is provided with a first external thread matched with the first internal thread.

Further, the inner wall of one end of the hollow cylinder far away from the connecting part is provided with a second internal thread matched with the first external thread.

Further, the connecting assembly comprises a placing table, a winder and a connecting piece; the placing table is arranged on the supporting sleeve and is positioned below the mounting table; the winder is fixed on the placing table; the reel comprises a stay wire; a fixed ring is further arranged on each hollow cylinder; the stay wire passes through at least one fixing ring from left to right after being led out from the wire outlet end of the wire winder; the tail end of the stay wire is connected with the connecting piece; the connecting piece is used for connecting with a fish egg collecting net.

Further, the base comprises a fixed table and a plurality of supporting legs; the fixed table is used for installing a supporting sleeve; the plurality of support legs are uniformly arranged along the circumference of the fixed table.

The beneficial effects of the utility model are as follows:

1. the base, the support frame, the extension assembly and the hollow cylinder of the extension assembly are detachably connected, so that the portable device is convenient for investigation personnel to carry.

2. According to the utility model, the plurality of hollow cylinders which are detachably connected are arranged, so that the extension length of the extension assembly can be adjusted according to investigation requirements, and the equipment installation place is more flexible.

3. The traction rope provides traction for the extension assembly, so that the extension assembly keeps the trend of extending along the direction vertical to the axis of the support sleeve, and the extension assembly cannot fall down due to the gravity of the extension assembly or the tensile force of the fish egg collecting net under the water surface.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model at A;

FIG. 3 is a schematic view of the three-dimensional structure of the present utility model, excluding the hauling rope, the pull wire and the egg collection netting gear;

FIG. 4 is a schematic view of the hollow cylinder of the present utility model;

in the accompanying drawings: 1-base, 2-support frame, 3-extension subassembly, 4-haulage rope, 5-placing table, 6-winder, 7-connecting piece, 11-fixed station, 12-stabilizer blade, 21-support sleeve, 22-bracing piece, 31-hollow section of thick bamboo, 41-fixed block, 61-acting as go-between, 211-mount table, 212-spooler, 221-pulley, 311-first external screw thread, 312-second internal screw thread, 313-solid fixed ring.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings and the detailed description, but the present utility model is not limited to the following examples.

Embodiment one:

see fig. 1-2. A fixed bracket of a fish egg collecting net comprises a base 1, a support frame 2, an extension assembly 3, a traction rope 4 and a connecting assembly; the base 1 is arranged below the support frame 2, and the base 1 is detachably connected with the support frame 2; the support frame 2 comprises a support sleeve 21 and a support rod 22 movably connected with the support sleeve 21; the support sleeve 21 comprises a mounting table 211 perpendicular to the side wall of the support sleeve 21, and the extension assembly 3 is detachably arranged on the mounting table 211; the traction rope 4 is used for providing traction force for the extension assembly 3, so that the extension assembly 3 keeps the trend of extending along the direction perpendicular to the axis of the support sleeve 21; the connecting component is used for movably connecting the roe collecting net with the extending component 3. As can be seen from the above structure, the base 1 is used for installing the support frame 2 and providing support for the support frame 2, the support frame 2 is used for providing support for the extension assembly 3, and the installation platform 211 is perpendicular to the side wall of the support sleeve 21 and is used for being detachably installed with the extension assembly 3. The extension assembly 3 is used for extending from the shore of a water area to the river surface, and the traction rope 4 is used for being matched with the extension assembly 3 and the support frame 2 to provide traction force for the extension assembly 3, so that the extension assembly 3 keeps the trend of extending along the direction perpendicular to the axis of the support sleeve 21, and the extension assembly 3 cannot fall down due to the gravity of the extension assembly 3 or the tensile force of the fish egg collecting net under the water surface. The connecting component is used for movably connecting the roe collecting net with the extending component 3 so as to realize fixed-point collection of roe and fry samples. Wherein, the design that base 1 can dismantle with support frame 2 and extend subassembly 3 and mount table 211 can dismantle the connection makes equipment can dismantle, reduces the volume when carrying, portable. The supporting rod 22 is movably connected with the supporting sleeve 21, and can extend upwards or retract downwards relative to the supporting sleeve 21, so that the volume of the supporting frame 2 when being carried can be reduced. The fixing support of the fish egg collecting net tool is simple and convenient to assemble and disassemble and convenient to carry, and can prevent the extension assembly 3 from falling down due to self gravity or the tensile force of the fish egg collecting net tool under the water surface.

Embodiment two:

see fig. 1-4. On the basis of the first embodiment, the extension assembly 3 comprises a plurality of hollow cylinders 31, and a plurality of hollow cylinders 31 are detachably connected. According to the structure, since each hollow cylinder 31 has the same structure and a plurality of hollow cylinders 31 are detachably connected, the length of the extension assembly 3 can be adjusted by increasing or decreasing the number of the hollow cylinders 31 so as to adapt to the extension length required by the investigation target site and meet the investigation requirements of investigation staff. In addition, because the length of the extension assembly 3 is adjustable, the requirement on the installation position of equipment is reduced, and the equipment installation selection point is more flexible.

The supporting sleeve 21 further comprises a wire takeup 212 arranged on the side wall of the supporting sleeve 21; the top of the supporting rod 22 is provided with a pulley 221; the front end of the traction rope 4 is fixed on the wire winder 212, and the rear end of the traction rope 4 passes through the inside of the plurality of hollow cylinders 31 from right to left after bypassing the pulley 221 and is then fixedly connected with the mounting table 211. As can be seen from the above structure, the wire takeup 212 is used for winding and fixing the front end of the traction rope 4, and then the traction rope 4 extends upward, passes through the inside of the plurality of hollow cylinders 31 from right to left after passing around the pulley 221, and finally is fixedly connected with the mounting table 211. The traction rope 4 is fixed at the two ends and then is kept in a tensioning state, a researcher can adjust the traction force of the traction rope 4 on a plurality of hollow cylinders 31 by adjusting the length of the traction rope 4, and the traction rope 4 can provide traction force for all the hollow cylinders 31 in the extension assembly 3, so that the whole extension assembly 3 can keep the trend of extending along the direction vertical to the axis of the support sleeve 21 without falling downwards.

The side wall of the mounting table 211 is provided with a through hole with the diameter larger than that of the traction rope 4; the rear end of the traction rope 4 extends out of the mounting table 211 through the through hole; the device further comprises a fixed block 41, wherein the size of the fixed block 41 is larger than that of the through hole; the fixing block 41 is detachably connected with the traction rope 4 extending out of the mounting table 211. According to the structure, after passing through the hollow cylinders 31, the traction rope 4 extends out of the mounting table 211 through the through holes on the side wall of the mounting table 211 and is connected with the fixing block 41, and the fixing block 41 is detachably connected with the rear end of the traction rope 4, so that the extension assembly 3 is convenient to assemble and disassemble.

The mounting table 211 is a cylindrical mounting cylinder; the inner wall of one end of the mounting cylinder far away from the support frame 2 is provided with a first internal thread; the hollow cylinder 31 includes a connecting portion; the connecting part is provided with a first external thread 311 matched with the first internal thread. As can be seen from the above structure, when the extension module 3 is required to be mounted and fixed on the mounting table 211, the first external thread 311 of the hollow cylinder 31 at the front end of the extension module 3 is only required to be connected with the first internal thread of the mounting cylinder in a matching manner, and the assembly is convenient.

The inner wall of the end of the hollow cylinder 31 far away from the connecting part is provided with a second internal thread 312 matched with the first external thread 311. As can be seen from the above structure, the extension module 3 can achieve the fixed connection between the hollow cylinders 31 by increasing or decreasing the number of the hollow cylinders 31 to adjust the overall extension length, and the first external screw 311 of one hollow cylinder 31 is engaged with the second internal screw 312 of the other hollow cylinder 31.

Embodiment III:

see fig. 1-4. On the basis of the second embodiment, the connecting assembly comprises a placing table 5, a winder 6 and a connecting piece 7; the placement table 5 is arranged on the support sleeve 21 and is positioned below the mounting table 211; the winder 6 is fixed on the placing table 5; the reel 6 includes a pull wire 61; a fixing ring 313 is also arranged on each hollow cylinder 31; the stay wire 61 passes through at least one fixing ring 313 from left to right after being led out from the wire outlet end of the wire winder 6; the tail end of the stay wire 61 is connected with the connecting piece 7; the connecting piece 7 is used for connecting with a fish egg collecting net. As can be seen from the above structure, the support sleeve 21 is provided with the placement table 5, the placement table 5 is used for placing and fixing the reel 6, the reel 6 can draw out the stay wire 61 from the wire outlet end, and the extension length of the stay wire 61 is controlled and adjusted. The fixing rings 313 are further arranged on each hollow barrel 31, after the stay wire 61 is led out from the wire outlet end of the wire winder 6, the stay wire 61 can penetrate through one or more fixing rings 313 from left to right according to actual investigation requirements, the installation position of the fish egg collecting net is adjusted and connected, the tail end of the stay wire 61 is connected with the connecting piece 7, the connecting piece 7 is connected with the fish egg collecting net, and the matched installation of the fish egg collecting net and the extension assembly 3 is completed. Specifically, the connection member 7 may be a hook. After the installation, the fish egg collecting net can be put under water by controlling the reel 6 to extend the length of the stay wire 61, so as to collect the fish eggs and the fish fries. After the collection is completed, the stay wire 61 is recovered by the reel 6, and the fish egg collection net can be pulled out of the water.

The base 1 comprises a fixed table 11 and a plurality of supporting legs 12; the fixed table 11 is used for installing a supporting sleeve 21; the plurality of legs 12 are uniformly arranged along the circumferential direction of the fixing table 11. According to the structure, the fixing table 11 and the supporting sleeve 21 can be fixedly mounted in a plug-in or threaded connection or snap-fit connection manner, and the plurality of supporting legs 12 are uniformly arranged along the circumferential direction of the fixing table 11 to provide support for the fixing table 11.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.

Claims

1. A fixed bolster of net utensil is gathered to roe, its characterized in that: comprises a base (1), a supporting frame (2), an extension component (3), a traction rope (4) and a connecting component; the base (1) is arranged below the support frame (2), and the base (1) is detachably connected with the support frame (2); the support frame (2) comprises a support sleeve (21) and a support rod (22) movably connected with the support sleeve (21); the support sleeve (21) comprises a mounting table (211) perpendicular to the side wall of the support sleeve (21), and an extension assembly (3) is detachably mounted on the mounting table (211); the traction rope (4) is used for providing traction force for the extension assembly (3), so that the extension assembly (3) keeps the trend of extending along the direction perpendicular to the axis of the support sleeve (21); the connecting component is used for movably connecting the fish egg collecting net with the extending component (3).

2. A support for a fish egg collection netting gear as defined in claim 1 wherein: the extension assembly (3) comprises a plurality of hollow cylinders (31), and the hollow cylinders (31) are detachably connected.

3. A fixing support for a fish egg collection netting gear according to claim 2, characterized in that: the supporting sleeve (21) further comprises a wire takeup (212) arranged on the side wall of the supporting sleeve (21); a pulley (221) is arranged at the top of the supporting rod (22); the front end of the traction rope (4) is fixed on the wire winder (212), and the rear end of the traction rope (4) passes through the inside of the plurality of hollow cylinders (31) from right to left after bypassing the pulley (221) and is fixedly connected with the mounting table (211).

4. A support for a fish egg collection netting gear as defined in claim 3 wherein: the side wall of the mounting table (211) is provided with a through hole with the diameter larger than that of the traction rope (4); the rear end of the traction rope (4) extends out of the mounting table (211) through the through hole; the device further comprises a fixed block (41), wherein the size of the fixed block (41) is larger than that of the through hole; the fixed block (41) is detachably connected with a traction rope (4) extending out of the mounting table (211).

5. A fixing support for a fish egg collection netting gear according to claim 2, characterized in that: the mounting table (211) is a cylindrical mounting cylinder; the inner wall of one end of the mounting cylinder far away from the supporting frame (2) is provided with a first internal thread; the hollow cylinder (31) comprises a connecting portion; the connecting part is provided with a first external thread (311) matched with the first internal thread.

6. The fixed support of a fish egg collection netting gear of claim 5, wherein: the inner wall of one end of the hollow cylinder (31) far away from the connecting part is provided with a second internal thread (312) matched with the first external thread (311).

7. A fixing support for a fish egg collection netting gear according to claim 2, characterized in that: the connecting component comprises a placing table (5), a winder (6) and a connecting piece (7); the placing table (5) is arranged on the supporting sleeve (21) and is positioned below the mounting table (211); the winder (6) is fixed on the placing table (5); the reel (6) comprises a pull wire (61); a fixed ring (313) is also arranged on each hollow cylinder (31); the stay wire (61) passes through at least one fixed ring (313) from left to right after being led out from the wire outlet end of the wire winder (6); the tail end of the stay wire (61) is connected with the connecting piece (7); the connecting piece (7) is used for connecting with a fish egg collecting net.

8. A support for a fish egg collection netting gear as defined in claim 1 wherein: the base (1) comprises a fixed table (11) and a plurality of supporting legs (12); the fixed table (11) is used for installing a supporting sleeve (21); the plurality of support legs (12) are uniformly arranged along the circumferential direction of the fixed table (11).