CN112586461A

CN112586461A - Capture device for Odontobutis obscura in outdoor stream water

Info

Publication number: CN112586461A
Application number: CN202011553755.6A
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhejiang Xinhuida Environmental Protection Technology Co ltd
Current assignee: Zhejiang Xinhuida Environmental Protection Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-04-02

Abstract

The invention relates to the technical field of fishing devices, and discloses a catching device for eleotris obscura in outdoor creek water. This trapping apparatus of odontobutis obscura in outdoor creek is through setting up the catching plate that is spiral annular distribution, diversion mechanism and water inlet for clearance between two adjacent catching plates can present the effect of going out water normally for a moment and flowing water with higher speed for a moment, makes the play water that makes between the catching plate can simulate into the effect of going out water in the middle of nature, makes to the odontobutis obscura of process by its attraction, makes the odontobutis obscura reentrant inner circle through the clearance of two adjacent catching plates of inner circle again, finally is stranded in the middle of being spiral annular catching plate with odontobutis obscura.

Description

Capture device for Odontobutis obscura in outdoor stream water

Technical Field

The invention relates to the technical field of fishing devices, in particular to a catching device for eleotris obscura in outdoor creek water.

Background

The fishes of the family of the Odontobutidae are small edible fishes, have countercurrent habits, are tender and delicious in meat, are high in nutritive value if the Chinese Bostrichthys sinensis is produced in the south China sea and Taiwan strait, and are rare tonics. The artificial breeding mode of the eleotris obscura is mainly mixed breeding, the artificial breeding mode is not formed due to the artificial propagation technology, a large number of fry are collected outdoors, the outdoor eleotris obscura capturing in the prior art is generally more traditional, most commonly, the eleotris obscura is captured through a shoveling net and a fish cage, when the shoveling net is used for pushing in the stream to catch fish, frightening to fish flocks is easily caused, the later-period culture of the eleotris obscura fries is not facilitated, secondly, when the shoveling net is used for pushing and capturing in the stream, the eleotris obscura easily escape from strings in a frightened and natural instinct state, the frightened and natural instinct state collides with stones or hard object surfaces in the stream, the fish bodies are injured, pectoral finns on the surfaces of the shoveling net are easily hung twice, the pectoral fins are easily damaged if the amount is small, the breakage of the pectoral fins is easily caused, and the catching of the eleotris is not. When the eleotris obscura is captured by the fish cages, the capture of the eleotris obscura by the fish cages is random, only a few of the eleotris obscura which enter the fish cages by mistake can be captured, and the efficiency is low. Therefore, in order to solve the above problems, it is necessary to provide a catching device for odontobutis obscura in outdoor creek.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a catching device for eleotris obscura in outdoor creek water.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a catching device for eleotris obscura in outdoor creek water comprises a base plate, wherein the base plate is disc-shaped, the top of the base plate is provided with a catching mechanism, the catching mechanism comprises catching plates, the catching plates are arc-shaped, the catching plates are fixedly arranged at the top of the base plate in a spiral state, a gap is reserved between every two adjacent catching plates, a baffle plate is fixedly connected between the tail end of the catching plate at the outermost ring and the catching plate at the adjacent inner ring, a limiting mechanism is arranged on the gap wall surface between every two adjacent catching plates, the two limiting mechanisms are respectively positioned on the wall surface between every two adjacent catching plates, each limiting mechanism comprises a first baffle plate and a second baffle plate, rotating balls A are respectively and fixedly arranged on the gap wall surface of each first baffle plate and the gap wall surface of each second baffle plate close to the catching plates, the first baffle plate and the second baffle plate are respectively and movably arranged on the gap wall surface of each catching plate through the corresponding rotating balls A, fixed mounting has a turning ball B on the one end middle part that the second baffle is close to first baffle inner wall, the spout of the mutual block with turning ball B is seted up at first baffle inner wall middle part, turning ball B activity block is in the spout, be provided with the telescopic link on the clearance wall of seizure board, other fixed mounting is equallyd divide at the both ends of telescopic link has turning ball C and turning ball D, turning ball C movable mounting is passed through on the clearance wall of seizure board to the one end of telescopic link, the other end of telescopic link passes through turning ball D movable mounting on the inner wall of second baffle, spacing spring has been cup jointed to the outer wall of telescopic link.

Preferably, the water diversion mechanism is arranged at the circle center position in the cavity of the chassis and comprises a water diversion cover and a fixed rod, the water diversion cover is a hollow sphere, the fixed rod is fixedly installed at the bottom of the water diversion cover, the bottom end of the water diversion cover is fixedly installed at the circle center position in the cavity of the chassis, the outer wall of the top of the water diversion cover is provided with water inlets distributed in an annular array, and the bottom of the water diversion cover is provided with water outlets distributed in an annular array.

Preferably, be provided with the rubber ball in the diversion cover chamber, rubber ball outer wall fixed mounting has four groups to be the head rod that the annular array distributes, the equal fixed mounting in top of four head rods has the second connecting rod, the top of four second connecting rods all is provided with the third connecting rod, the equal fixedly connected with guide ball in top of four third connecting rods, the guide way with the mutual block of guide ball is seted up to the inner wall of diversion cover intracavity central point department of putting, the guide way is the annular, rubber ball outer wall fixed mounting has the dwang of two sets of mutual symmetries, and equal fixed mounting has the rivers fan board on two dwangs, the rivers fan board is fan-shaped, and the position corresponds about rivers fan board and the water inlet.

Preferably, the top end of the second connecting rod is fixedly provided with a permanent magnet B, the bottom end of the third connecting rod is provided with a telescopic groove clamped with the permanent magnet B, the permanent magnet B is movably clamped in the telescopic groove cavity, the inner wall of the telescopic groove is fixedly provided with a permanent magnet A corresponding to the permanent magnet B in position, and the magnetic poles of the permanent magnet A and the permanent magnet B are the same.

Preferably, the permanent magnet C is fixedly installed on the fan-shaped outer wall of the water flow fan plate.

Preferably, the bottom in the chassis cavity is provided with a permanent magnet D, the permanent magnet D is arc-shaped, the inner wall of the bottom in the water diversion cover cavity is provided with a clamping groove corresponding to the position of the water outlet, the water outlet corresponds to the clamping groove in the vertical direction, the permanent magnet D is matched with the clamping groove in size, and the permanent magnet D is movably arranged in the clamping groove.

Preferably, the bottom of the permanent magnet D is fixedly provided with a second telescopic rod, the bottom of the second telescopic rod is fixedly arranged at the bottom of the clamping groove, the outer wall of the second telescopic rod is sleeved with a supporting spring, and water leakage holes which are communicated with the water outlet are formed in the vertical direction of the permanent magnet D.

Preferably, the rubber ball is hollow.

Preferably, the magnetic pole of the permanent magnet D is the same as that of the permanent magnet C.

(III) advantageous effects

Compared with the prior art, the invention provides a catching device for eleotris obscura in outdoor creek water, which has the following beneficial effects:

1. the catching device for the eleotris obscura in the outdoor stream water is characterized in that the catching plates, the water diversion mechanism and the water inlet which are distributed in a spiral annular manner are arranged, so that a gap between every two adjacent catching plates can have the effects of normally yielding water and accelerating flowing water, the yielding water between the catching plates can be simulated into the effect of naturally yielding water, compared with the normal flowing water below a falling water slope, the catching plates on the chassis can naturally form an upward-slope water yielding effect to attract the passing eleotris obscura, the eleotris obscura has the countercurrent habit, when the eleotris obscura enters the inner ring through the gap between the two adjacent catching plates on the outer ring, the eleotris obscura is attracted by the accelerated yielding water between the adjacent catching plates on the inner ring, the eleotris obscura can enter the innermost ring through the gap between the two adjacent catching plates on the inner ring, and finally the eleotris obscura is trapped in the plates in the spiral annular manner, compared with the prior art for catching the eleotris obscurus through the diddle net and the fish cage, the invention reduces fright caused by catching the eleotris obscurus through the diddle net and harm on the surface of a fish body, because the diddle net is easy to fright a fish school when pushing the fish to catch in the river water, which is not beneficial to the culture of eleotris obscurus fries, and secondly, when the didymus obscurus is pushed to catch in the river water by utilizing the diddle net, the eleotris obscurus easily escape from the fright and natural instinct state, and impact on the surface of stones or hard objects in the river water to cause the injury of the fish body, and then, the pectoral holes on the surface of the diddle net are easy to hang the pectoral fins of the eleotris obscurus twice, the pectoral fins are hung slightly, and the rupture of the pectoral fins is easy to cause, compared with the technology for catching the eleotris obscurus by the fish cage, the invention improves the catching efficiency for catching the eleotris obscurus by the fish cage, the method only can capture some eleotris obscurus which mistakenly enters the fish cage, the invention utilizes the countercurrent nature of the eleotris obscurus to trap the eleotris obscurus in the capturing plate in a spiral state, thereby improving the efficiency of capturing the vegetable seedlings of the eleotris obscurus, reducing the damage to the eleotris obscurus during capturing, being more beneficial to the later-stage culture and breeding of the eleotris obscurus seedlings, and having stronger realizability and creativity.

2. According to the catching device for the eleotris obscurus in the outdoor creek water, the catching plates and the baffle plates are arranged and distributed in the spiral state, the catching plates distributed in the spiral state play a role of forming a labyrinth, the eleotris obscurus attracted into the catching plates is trapped, the catching efficiency of the eleotris obscurus is improved, and the damage to the eleotris obscurus during catching is reduced.

3. This trapping apparatus of eleotris obscura in outdoor creek water, through setting up stop gear, the eleotris obscura health extrudees first baffle, make first baffle and second baffle move towards the one side that is close to the capture plate clearance wall, make in eleotris obscura extrudees the back and enters into the capture plate that is the spiral state and distributes to first baffle, when eleotris obscura wants to go out through stop gear between two adjacent capture plates again, first baffle on two adjacent capture plate clearance walls has then played the effect of blockking to the eleotris obscura and has escaped away, make in the capture plate that is the spiral state and distributes, improved the efficiency of catching to eleotris obscura, reduce the probability that the eleotris obscura escaped.

4. This trapping apparatus of pond obscura in outdoor creek water, through setting up rivers fan plate, rivers fan plate is under the continuous impact of creek, make the continuous rotation of rivers fan plate, when the water of diversion cover intracavity is progressively crescent, the stirring effect to the water of diversion cover intracavity has been played in the rotation of rivers fan plate, the continuous upper and lower upset of rivers fan plate will draw the water of water cover intracavity to produce continuous rocking, the water of rocking constantly strikes at diversion cover intracavity, not only the efficiency that the water passes through the delivery port is passed through to the acceleration of water, and the water that constantly rocks can have certain kinetic energy when passing through the delivery port, make again can improve certain velocity of flow when going out water through adjacent catching plate, then improve the effect of simulation nature play water, then improve the attraction effect to pond obscura, then improve the efficiency of catching to pond obscura.

5. This trapping apparatus of elongated obscura in outdoor creek, through setting up the rubber ball, when there is the water in the diversion cover chamber, the rubber ball has buoyancy, can float on the water surface all the time, and the rubber ball rotates through third connecting rod and second connecting rod and stretches out and draws back, it can carry out the rotation that does not stop all the time to have guaranteed that rivers fan board can be under the impact of rivers all the time, then guaranteed to flow out the water through the delivery port and can form certain accelerated flow all the time, and has also played the effect that the cooperation rivers fan board produced kinetic energy to the stirring of water in the diversion cover chamber, improved the creativity of the invention, guaranteed to the attraction effect of elongated obscura of outflow water through the delivery port, then improved the efficiency of traping elongated obscura.

Drawings

FIG. 1 is a side cross-sectional view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at C;

FIG. 3 is an enlarged view taken at D of FIG. 1 in accordance with the present invention;

FIG. 4 is a top view of the catch mechanism of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;

FIG. 6 is an enlarged view of the invention at B in FIG. 5.

In the figure: 1. a chassis; 2. a capturing mechanism; 21. a catch plate; 3. a limiting mechanism; 31. a first baffle plate; 32. a second baffle; 33. rotating the ball A; 34. a rotating ball B; 35. a chute; 36. rotating the ball C; 37. a telescopic rod; 38. a limiting spring; 39. rotating the ball D; 4. a water diversion mechanism; 41. a water diversion cover; 42. fixing the rod; 43. a rubber ball; 44. rotating the rod; 45. a water flow fan plate; 46. a first connecting rod; 47. a second connecting rod; 48. a third connecting rod; 49. a guide ball; 5. a water inlet; 51. a guide groove; 53. a water outlet; 54. a card slot; 6. a telescopic groove; 61. a permanent magnet A; 62. a permanent magnet B; 7. a permanent magnet C; 71. a permanent magnet D; 72. a water leakage hole; 73. a second telescopic rod; 74. supporting the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a catching device for eleotris obscura in outdoor creek water comprises a chassis 1, wherein the chassis 1 is disc-shaped, a catching mechanism 2 is arranged at the top of the chassis 1, the catching mechanism 2 comprises catching plates 21, the catching plates 21 are arc-shaped, the catching plates 21 are fixedly arranged at the top of the chassis 1 in a spiral state, a gap is reserved between every two adjacent catching plates 21, a baffle plate 22 is fixedly connected between the tail end of the outermost catching plate 21 and the catching plate 21 of the adjacent inner ring, a limiting mechanism 3 is arranged on the gap wall surface between every two adjacent catching plates 21, the two limiting mechanisms 3 are respectively positioned on the wall surface between every two adjacent catching plates 21, each limiting mechanism 3 comprises a first baffle plate 31 and a second baffle plate 32, rotating balls A33 are fixedly arranged on the gap wall surfaces of the first baffle plate 31 and the second baffle plate 32 close to the catching plates 21, the first baffle plate 31 and the second baffle plate 32 are respectively movably arranged on the gap wall surfaces of the catching plates 21 through corresponding rotating balls A33, the first baffle 31 is positioned at one side of the catching plate 21 far away from the center position of the chassis 1, the middle part of one end of the second baffle 32 close to the inner wall of the first baffle 31 is fixedly provided with a rotating ball B34, the middle part of the inner wall of the first baffle 31 is provided with a sliding chute 35 mutually clamped with the rotating ball B34, a rotating ball B34 is movably clamped in the sliding chute 35, the gap wall surface of the catching plate 21 is provided with an expansion link 37, the two ends of the expansion link 37 are respectively and fixedly provided with a rotating ball C36 and a rotating ball D39, one end of the expansion link 37 is movably arranged on the gap wall surface of the catching plate 21 through a rotating ball C36, the other end of the expansion link 37 is movably arranged on the inner wall of the second baffle 32 through a rotating ball D39, the outer wall of the expansion link 37 is sleeved with a limiting spring 38, the specific installation position relation of the first baffle 31 and the second baffle 32 is shown, the water diversion mechanism 4 comprises a water diversion cover 41 and a fixed rod 42, the water diversion cover 41 is a hollow sphere, the fixed rod 42 is fixedly arranged at the bottom of the water diversion cover 41, the bottom end of the water diversion cover 41 is fixedly arranged at the position of the center of a circle in the cavity of the chassis 1, the outer wall of the top of the water diversion cover 41 is provided with water inlets 5 distributed in an annular array, the bottom of the water diversion cover 41 is provided with water outlets 53 distributed in an annular array, a rubber ball 43 is arranged in the cavity of the water diversion cover 41, the rubber ball 43 is hollow, the outer wall of the rubber ball 43 is fixedly provided with four groups of first connecting rods 46 distributed in an annular array, the top ends of the four first connecting rods 46 are fixedly provided with second connecting rods 47, the top ends of the four second connecting rods 47 are provided with third connecting rods 48, the top ends of the four third connecting rods 48 are fixedly connected with guide balls 49, the inner wall at the central, the guide groove 51 is annular, two groups of rotating rods 44 which are symmetrical to each other are fixedly arranged on the outer wall of the rubber ball 43, water flow fan plates 45 are fixedly arranged on the two rotating rods 44, the water flow fan plates 45 are fan-shaped, the water flow fan plates 45 correspond to the upper position and the lower position of the water inlet 5, a permanent magnet B62 is fixedly arranged at the top end of the second connecting rod 47, a telescopic groove 6 which is mutually clamped with a permanent magnet B62 is arranged at the bottom end of the third connecting rod 48, a permanent magnet B62 is movably clamped in a cavity of the telescopic groove 6, a permanent magnet A61 which corresponds to a permanent magnet B62 is fixedly arranged on the inner wall of the telescopic groove 6, the magnetic poles of the permanent magnet A61 and the permanent magnet B62 are identical, a permanent magnet C7 is fixedly arranged on the fan-shaped outer wall of the water flow fan plates 45, a permanent magnet D71 is arranged at the bottom in the cavity of the chassis 1, the permanent, permanent magnet D71 and draw-in groove 54 size match each other, and permanent magnet D71 activity block is in draw-in groove 54, the bottom fixed mounting of permanent magnet D71 has second telescopic link 73, and the bottom fixed mounting of second telescopic link 73 is on the bottom of draw-in groove 54, supporting spring 74 has been cup jointed to the outer wall of second telescopic link 73, seted up the hole 72 that leaks that communicates each other from top to bottom with delivery port 53 in the vertical direction of permanent magnet D71, the magnetic pole of permanent magnet D71 is the same with the magnetic pole of permanent magnet C7.

When the eleotris obscura is captured and collected in outdoor creek, the chassis 1 is flatly placed at the position of a falling slope of the creek, the creek passes through the falling slope and then injects flowing water into the cavity of the water guiding cover 41 through the water inlet 5, the water impacts the water flow fan plate 45 under the action of gravity, the water flow fan plate 45 is continuously impacted by water flow, so that the water flow fan plate 45 rotates in the cavity of the chassis 1, the water flow fan plate 45 rotates to drive the rubber ball 43 to rotate, the rubber ball 43 rotates through the second connecting rod 47, the third connecting rod 48 and the guide ball 49 at the top end of the first connecting rod 46, finally the guide ball 49 rotates in the guide groove 51, the water flow fan plate 45 drives the permanent magnet C7 to rotate when rotating, under the normal condition, under the elastic force of the support spring 74, the support spring 74 has an upward elastic support effect on the permanent magnet D71, the permanent magnet D71 is positioned above the clamping groove 54, namely the permanent magnet D71 is not clamped in the cavity of the clamping groove 54, the magnetic poles of the permanent magnet D71 and the permanent magnet C7 are the same, when the water flow fan plate 45 drives the permanent magnet C7 and the permanent magnet D71 to be in up-down position mutual correspondence, and the permanent magnet C7 is positioned right above the permanent magnet D71, the permanent magnet C7 has magnetic repulsion action on the permanent magnet D71, so that the permanent magnet D71 presses the supporting spring 74 downwards, the permanent magnet D71 is clamped in the clamping groove 54, the water body originally positioned in the cavity of the water guide cover 41 can normally flow downwards through the water leakage holes 72 and the water outlet 53, when the permanent magnet D71 is clamped in the clamping groove 54, the water body in the cavity of the water guide cover 41 must firstly pass through the water leakage holes 72 and then flows out of the water outlet 53, the normal outflow amount of the water body is reduced, so that the water body in the cavity of, the stream enters the water diversion cover 41 cavity through the water inlet 5 after passing through the falling slope and then flows out from the water outlet 53, the water inflow of the stream is larger than the water outflow of the stream, because the water inlet 5 is larger than the water outlet 53, so that a part of the stream can be kept in the water diversion cover 41 cavity for a short time, when the permanent magnet C7 is driven by the continuous rotation of the water flow fan plate 45 to perform the magnetic repulsion action on the permanent magnet D71, the water body in the water diversion cover 41 cavity can continuously flow normally through the water outlet 53 and continuously flow with acceleration through the water outlet 53, so that the water body flowing out through the water diversion cover 41 can form an effect of naturally accelerating the water outflow, the water body flowing down through the water outlet 53 falls in the cavity of the chassis 1, the water body slowly flows between the spiral catching plates 21, and the water body passes through the gap between the two adjacent plates 21 under the action of gravity and continuously flows out, the spiral catching plate 21 has the effect of slowing down the flow rate of the falling water body, so that the catching plate 21 is slowly filled with the water body flowing normally, the water body flows out quickly from the interval between the two adjacent catching plates 21, and the effect of continuous normal water outlet and accelerated water outlet of the water outlet 53 is matched, so that the flowing water between the two adjacent catching plates 21 forms a flowing form which flows with higher speed and flows with normal water outlet for a while.

The eleotris obscura is frequently inhabited on a stream bank and has countercurrent habit, the artificial breeding mode of the eleotris obscura is mainly mixed breeding and is not formed by artificial propagation technology, so the fry of the eleotris obscura is mainly collected outdoors, when the eleotris obscura flows into a cavity of a chassis 1, the normal water outlet and accelerated water flowing effects between two adjacent catching plates 21 are continuously generated, the eleotris obscura forms attraction to the eleotris obscura, the eleotris obscura passes through a gap between two adjacent catching plates 21 under the countercurrent natural condition, the catching plates 21 are distributed in a spiral ring shape, when the eleotris obscura enters an inner ring through a gap between two adjacent catching plates 21 on an outer ring, the eleotris obscura is attracted by the accelerated water outlet between the two adjacent catching plates 21 on an inner ring, so that the eleotris obscura further enters an innermost ring through a gap between two adjacent catching plates 21 on the inner ring, and finally the eleotris obscura is attracted and caught at the central position in the cavity of the chassis 1, the channel is, The water diversion mechanism 4 and the water inlet 5 enable the gap between two adjacent catching plates 21 to present a normal water outlet effect and an accelerated flowing water effect, so that the water outlet between the catching plates 21 can simulate a natural middle water outlet effect, compared with the normal flowing water below a falling water slope, the catching plates 21 on the chassis 1 can naturally form an upward slope water outlet effect, so that the passing eleotris obscura are attracted, the eleotris obscura has a countercurrent habit, when the eleotris obscura enters the inner ring through the gap between the two adjacent catching plates 21 on the outer ring, the eleotris obscura is attracted by the accelerated water outlet between the adjacent catching plates 21 on the inner ring, the eleotris obscura is attracted to the innermost ring through the gap between the two adjacent catching plates 21 on the inner ring, and finally the eleotris obscura is trapped in the spiral annular catching plates 21 to finish the eleotris obscura catching, compared with the traditional technology, the eleotris obscura is caught by a net and a fish cage, the fright and the damage on the surface of the fish body caused by catching the eleotris obscurus through the shoveling net are reduced because when the shoveling net pushes to catch fish in the stream, the fright to the fish group is easily caused firstly, which is not beneficial to the culture of the eleotris obscurus fry, and when the shoveling net is used to push to catch fish in the stream, the eleotris obscurus easily escapes from the fish in fright and natural instinct states secondly, the eleotris obscurus hits the surface of the stone or hard object in the stream, which causes the injury of the fish body, the pectoral fins of the eleotris obscurus body twice are easily caught by the meshes on the shoveling net surface, the pectoral fins are hung slightly, and the rupture of the pectoral fins is easily caused by the gravity, compared with the technology that the pectoral fins are caught by the fish cages, the catching efficiency of the eleotris obscurus is improved, the fish cages catch the eleotris obscurus which mistakenly enter the fish cages, the fish cage, the invention utilizes the countercurrent property of, the method has the advantages that the eleotris obscurus is trapped in the spiral catching plate 21, the efficiency of catching the fry of the eleotris obscurus is improved, the damage to the eleotris obscurus during catching is reduced, the later culture and breeding of the fry of the eleotris obscurus are facilitated, the method is high in implementation and creativity, the spiral catching plate 21 and the baffle 22 are arranged, the spiral catching plate 21 plays a role in forming a labyrinth, the eleotris obscurus attracted into the catching plate 21 is trapped, the catching efficiency of the eleotris obscurus is improved, and the damage to the eleotris obscurus during catching is reduced.

By arranging the limiting mechanism 3, when the eleotris obscura enters the inner ring through the gap between the two adjacent catching plates 21, the body of the eleotris obscura extrudes the first baffle 31, so that the first baffle 31 and the second baffle 32 move towards one side close to the gap wall surface of the catching plates 21, the limiting spring 38 and the telescopic rod 37 are compressed, the rotating ball B34 at the top end of the second baffle 32 slides in the chute 35, finally, the eleotris obscura extrudes the first baffle 31 and then enters the catching plates 21 of the outer ring, when the eleotris obscura wants to exit through the limiting mechanism 3 between the two adjacent catching plates 21, the eleotris obscura extrudes the second baffle 32, so that the first baffle 31 always blocks the front of the eleotris obscura, the first baffle 31 on the gap wall surface of the two adjacent catching plates 21 has the effect of blocking the eleotris obscura from escaping, and the eleotris obscura is trapped in the catching plates 21 which are distributed in a spiral state, therefore, by arranging the limiting mechanism 3, the body of the eleotris obscura extrudes the first baffle 31, so that the first baffle 31 and the second baffle 32 move towards one side close to the gap wall surface of the catching plates 21, the eleotris obscura extrudes the first baffle 31 and then enters the catching plates 21 distributed in a spiral state, when the eleotris obscura want to go out through the limiting mechanism 3 between two adjacent catching plates 21, the first baffle 31 on the gap wall surface of two adjacent catching plates 21 plays a role in blocking the eleotris obscura from escaping, so that the eleotris obscura is trapped in the catching plates 21 distributed in a spiral state, the catching efficiency of the eleotris obscura is improved, the probability of the eleotris obscura from escaping is reduced, by arranging the water flow fan plates 45, the water flow fan plates 45 continuously rotate under the continuous impact of the stream, when the water body in the cavity of the water diversion cover 41 gradually increases, the rotation of the water flow fan plates 45 plays a role in stirring the water body in the cavity of the water diversion cover 41, the water flow fan plate 45 is continuously turned over up and down to continuously shake the water body in the water diversion cover 41 cavity, the shaken water body continuously impacts in the water diversion cover 41 cavity, the efficiency of the water body passing through the water outlet 53 is accelerated, and the continuously shaken water body can have certain kinetic energy when passing through the water outlet 53, so that certain flow velocity can be improved when water flows out through the adjacent catching plates 21, the effect of simulating natural water outflow is improved, the attraction effect on the eleotris obscura is improved, the catching efficiency on the eleotris obscura is improved, by arranging the rubber ball 43, when the water body exists in the water diversion cover 41 cavity, the rubber ball 43 has buoyancy and can always float on the surface of the water body, and the rubber ball 43 rotates and stretches through the third connecting rod 48 and the second connecting rod 47, the water flow fan plate 45 is ensured to always rotate under the impact of water flow, the water body flowing out through the water outlet 53 is ensured to form certain accelerated flow all the time, but also has the effect of generating kinetic energy by stirring the water in the cavity of the water guide cover 41 in cooperation with the water flow fan plate 45, improves the creativity of the invention, ensures the effect of attracting the eleotris obscura by the water flowing out of the water outlet 53, and improves the trapping efficiency of the eleotris obscura.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an outdoor creek's in river trapping apparatus, includes chassis (1), and chassis (1) are the disc, its characterized in that: the chassis (1) top is provided with catches mechanism (2), catch mechanism (2) including catching board (21), catch board (21) are the arc, catch board (21) and be spiral state fixed mounting at chassis (1) top, and leave the clearance between two adjacent catch boards (21), the tail end of outer circle catch board (21) and fixedly connected with baffle (22) between the catch board (21) of adjacent inner circle, all be provided with stop gear (3) on the clearance wall between two adjacent catch boards (21), and two stop gear (3) are located the wall between two adjacent catch boards (21) respectively, stop gear (3) include first baffle (31) and second baffle (32), first baffle (31) and second baffle (32) are close to all fixed mounting on the clearance wall of catching board (21) and have a rolling ball A (33), first baffle (31) and second baffle (32) are respectively through corresponding rolling ball A (33) movable mounting On the wall surface of the gap of the catching plate (21), the first baffle plate (31) is positioned at one side of the catching plate (21) far away from the position of the circle center of the chassis (1), the middle part of one end of the second baffle plate (32) close to the inner wall of the first baffle plate (31) is fixedly provided with a rotating ball B (34), the middle part of the inner wall of the first baffle plate (31) is provided with a chute (35) which is mutually clamped with the rotating ball B (34), the rotating ball B (34) is movably clamped in the chute (35), the wall surface of the gap of the catching plate (21) is provided with a telescopic rod (37), two ends of the telescopic rod (37) are respectively and fixedly provided with a rotating ball C (36) and a rotating ball D (39), one end of the telescopic rod (37) is movably arranged on the wall surface of the gap of the catching plate (21) through the rotating ball C (36), the other end of the telescopic rod (37) is movably arranged on the, the outer wall of the telescopic rod (37) is sleeved with a limiting spring (38).

2. The device for catching the odontobutis obscura in the outdoor stream of claim 1, wherein: the water diversion mechanism (4) is arranged at the position of the circle center in the cavity of the chassis (1), the water diversion mechanism (4) comprises a water diversion cover (41) and a fixing rod (42), the water diversion cover (41) is a hollow sphere, the fixing rod (42) is fixedly arranged at the bottom of the water diversion cover (41), the bottom end of the water diversion cover (41) is fixedly arranged at the position of the circle center in the cavity of the chassis (1), the outer wall of the top of the water diversion cover (41) is provided with water inlets (5) distributed in an annular array, and the bottom of the water diversion cover (41) is provided with water outlets (53) distributed in an annular array.

3. The device for catching the odontobutis obscura in the outdoor stream of claim 2, wherein: the rubber ball (43) is arranged in the cavity of the water diversion cover (41), four groups of first connecting rods (46) distributed in an annular array are fixedly arranged on the outer wall of the rubber ball (43), second connecting rods (47) are fixedly arranged at the top ends of the four first connecting rods (46), third connecting rods (48) are arranged at the top ends of the four second connecting rods (47), guide balls (49) are fixedly connected at the top ends of the four third connecting rods (48), guide grooves (51) mutually clamped with the guide balls (49) are formed in the inner wall of the central position in the cavity of the water diversion cover (41), the guide grooves (51) are annular, two groups of rotating rods (44) which are mutually symmetrical are fixedly arranged on the outer wall of the rubber ball (43), and the two rotating rods (44) are fixedly provided with water flow fan plates (45), the water flow fan plates (45) are fan-shaped, and the water flow fan plates (45) correspond to the water inlet (5) in the vertical position.

4. The device for catching the odontobutis obscura in the outdoor stream of claim 3, wherein: the top fixed mounting of second connecting rod (47) has permanent magnet B (62), and flexible groove (6) with the mutual block of permanent magnet B (62) are seted up to the bottom of third connecting rod (48), and permanent magnet B (62) activity block is in flexible groove (6) intracavity, and flexible groove (6) inner wall fixed mounting has permanent magnet A (61) that correspond each other with permanent magnet B (62) position, and permanent magnet A (61) are the same with the magnetic pole of permanent magnet B (62).

5. The device for catching the odontobutis obscura in the outdoor stream of claim 3, wherein: and a permanent magnet C (7) is fixedly arranged on the fan-shaped outer wall of the water flow fan plate (45).

6. The device for catching eleotris obscura in outdoor stream water as claimed in claims 1 and 2, wherein: the bottom in chassis (1) intracavity is provided with permanent magnet D (71), and permanent magnet D (71) are the arc, draw water cover (41) intracavity bottom inner wall and offer draw-in groove (54) with delivery port (53) position mutual correspondence, delivery port (53) and draw-in groove (54) upper and lower position correspond, and permanent magnet D (71) and draw-in groove (54) size match each other, and permanent magnet D (71) movable mounting is in draw-in groove (54).

7. The device for catching the odontobutis obscura in the outdoor stream of claim 6, wherein: the bottom fixed mounting of permanent magnet D (71) has second telescopic link (73), and the bottom fixed mounting of second telescopic link (73) is on the bottom of draw-in groove (54), and supporting spring (74) have been cup jointed to the outer wall of second telescopic link (73), seted up on permanent magnet D (71) the vertical direction with delivery port (53) from top to bottom the hole (72) that leaks that communicate each other.

8. The device for catching the odontobutis obscura in the outdoor stream of claim 3, wherein: the rubber ball (43) is hollow.

9. The device for catching eleotris obscura in outdoor stream water as claimed in claims 5 and 7, wherein: the magnetic pole of the permanent magnet D (71) is the same as that of the permanent magnet C (7).