阅读说明：本技术 一种饵料投放机构 (Bait feeding mechanism ) 是由 曲晓玉 于 2020-12-04 设计创作，主要内容包括：本发明提供了一种饵料投放机构,属于渔业设备技术领域。包括机架、固定在机架上的料桶、设置在料桶上的减速电机,减速电机的输出轴上固定设置有一轴套,轴套内花键连接有一转杆,转杆与一转盘固定相连,转杆上转动连接有一混料筒,料桶的底部具有一出料斗,混料筒固定在出料斗上,混料筒上开设有一个连通出料斗下端与混料筒的饵料入口,饵料入口处转动连接有一出料轮,导杆朝向活塞的一端固定设置有一锥形的堵头,堵头与导杆之间连接有一压紧弹簧,活塞上开设有与堵头适配的喷料孔。本发明具有能够实现水下投料等优点。(The invention provides a bait throwing mechanism, and belongs to the technical field of fishery equipment. The automatic feeding device comprises a frame, fix the storage bucket in the frame, the gear motor of setting on the storage bucket, the fixed axle sleeve that is provided with on gear motor's the output shaft, axle sleeve internal spline is connected with a bull stick, the bull stick links to each other with a carousel is fixed, it is connected with a compounding section of thick bamboo to rotate on the bull stick, the bottom of storage bucket has a hopper, the compounding section of thick bamboo is fixed on a hopper, set up a bait entry that feeds through hopper lower extreme and compounding section of thick bamboo on the compounding section of thick bamboo, the bait entrance rotates and is connected with a discharging wheel, the guide arm is provided with a conical end cap towards the one end of piston is fixed, be connected with a compression spring between end cap and the guide arm, set. The underwater feeding device has the advantages of being capable of achieving underwater feeding and the like.)

1. A bait feeding mechanism is characterized by comprising a rack (12), a charging basket (13) fixed on the rack (12) and a speed reducing motor (21) arranged on the charging basket (13), wherein an output shaft of the speed reducing motor (21) is fixedly provided with a shaft sleeve (22), an internal spline of the shaft sleeve (22) is connected with a rotating rod (23), the rotating rod (23) is fixedly connected with a rotating disc (24), the rotating rod (23) is rotatably connected with a mixing barrel (25), the bottom of the charging basket (13) is provided with a discharging hopper (26), the mixing barrel (25) is fixed on the discharging hopper (26), the mixing barrel (25) is provided with a bait inlet communicated with the lower end of the discharging hopper (26) and the mixing barrel (25), the bait inlet is rotatably connected with a discharging wheel (27), the mixing barrel (25) is further provided with a water inlet (28), a material distributing barrel (29) positioned in the material mixing barrel (25) is fixedly arranged on the rotating rod (23), the rotating rod (23) is rotatably connected with a piston (31), the piston (31) is connected in the mixing cylinder (25) in a sliding way, the rotary disc (24) is provided with a feeding step surface (32), a water inlet step surface (33) and a mixing step surface (34), the feeding step surface (32) is higher than the water inlet step surface (33), the water inlet step surface (33) is higher than the mixing step surface (34), the feeding step surface (32) and the water inlet step surface (33) are in smooth transition, the water inlet step surface (33) and the mixing step surface (34) are in smooth transition, a guide inclined plane (35) is arranged between the feeding step surface (32) and the mixing step surface (34), one end of the mixing cylinder (25) close to the turntable (24) is fixedly provided with a positioning rod (36); when the mixing barrel (25) rotates relative to the rotary disc (24), the positioning rod (36) can sequentially abut against a feeding step surface (32), a water inlet step surface (33) and a mixing step surface (34); the material distributing barrel (29) is provided with a water inlet notch (37) and a material inlet avoiding part (38); when the positioning rod (36) is positioned on the feeding step surface (32), the material distribution barrel (29) can abut against the material outlet wheel (27); when the positioning rod (36) is positioned on the water inlet step surface (33), the water inlet notch (37) can correspond to the water inlet hole (28); when the positioning rod (36) is positioned on the feeding step surface (32) or the mixing step surface (34), the water inlet hole (28) is blocked by the material distributing cylinder (29); when the positioning rod (36) is positioned on the mixing step surface (34) and the water inlet step surface (33), the discharging wheel (27) is separated from the material distributing barrel (29); a pre-tightening spring (39) in a compressed state is arranged between the piston (31) and the material separating barrel (29); the fixed guide arm (41) that is provided with of opening part of branch feed cylinder (29), guide arm (41) are provided with a conical end cap (42) towards the one end of piston (31) is fixed, be connected with between end cap (42) and guide arm (41) pressure spring (43), offer on piston (31) with end cap (42) adaptation spout material hole (44), when locating lever (36) are located into water step or compounding step, end cap (42) shutoff spout material hole (44).

2. A bait casting mechanism as claimed in claim 1, characterized in that the material separating cylinder (29) is connected with the rotating rod (23) by a plurality of stirring plates (45).

3. A bait casting mechanism as claimed in claim 2 and characterized in that a plurality of material storing notches (46) are evenly distributed on the material discharging wheel (27) in the circumferential direction.

4. A bait feeding mechanism as claimed in claim 1, 2 or 3 and characterized in that the top of the charging basket (13) is sealed by a plurality of photovoltaic panels (5), the photovoltaic panels (5) generate electricity to be stored in a storage battery as a power supply of the full-automatic precise bait feeding device.

Technical Field

The invention belongs to the technical field of fishery equipment, and relates to a bait throwing mechanism.

Background

Bait food needs to be regularly thrown in the fish culture process, and the existing manual operation mode has the following defects:

1. the amount of the bait is determined by experience, so that the fish can be starved due to insufficient bait;

2. the water quality is affected by too much bait fed in the culture process, and the bait is wasted;

3. the traditional cultivation needs artificial feeding, and the feed amount is difficult to control accurately;

4. under the great condition of waters area, the artifical operation degree of difficulty of throwing the material is big, and throws the material position limited, causes bait easily and can not effectively utilized.

Disclosure of Invention

The invention aims to provide a bait feeding mechanism aiming at the problems in the prior art, and the technical problem to be solved by the invention is how to realize underwater feeding.

The purpose of the invention can be realized by the following technical scheme: a bait feeding mechanism is characterized by comprising a frame, a charging basket fixed on the frame and a speed reducing motor arranged on the charging basket, wherein an output shaft of the speed reducing motor is fixedly provided with a shaft sleeve, a rotating rod is connected with a spline in the shaft sleeve and is fixedly connected with a rotary disc, a mixing barrel is connected with the rotating rod in a rotating manner, the bottom of the charging basket is provided with a discharging hopper, the mixing barrel is fixed on the discharging hopper, a bait inlet communicated with the lower end of the discharging hopper and the mixing barrel is arranged on the mixing barrel, a discharging wheel is connected with the bait inlet in a rotating manner, a water inlet is also arranged on the mixing barrel, a material distributing barrel positioned in the mixing barrel is fixedly arranged on the rotating rod, a piston is connected with the rotating rod in a rotating manner, the piston is connected in the mixing barrel in a sliding manner, and the rotary disc is provided with a feeding step surface, a water inlet step surface and a mixing step surface, the feeding step surface is higher than the water inlet step surface, the water inlet step surface is higher than the material mixing step surface, the feeding step surface and the water inlet step surface are in smooth transition, the water inlet step surface and the material mixing step surface are in smooth transition, a guide inclined surface is arranged between the feeding step surface and the material mixing step surface, and one end of the material mixing cylinder, which is close to the rotary table, is fixedly provided with a positioning rod; when the mixing barrel rotates relative to the rotary table, the positioning rod can sequentially abut against a feeding step surface, a water inlet step surface and a mixing step surface; the material separating barrel is provided with a water inlet notch and a material inlet avoiding part; when the positioning rod is positioned on the feeding step surface, the material distributing barrel can abut against the discharging wheel; when the positioning rod is positioned on the water inlet step surface, the water inlet gap can correspond to the water inlet hole; when the positioning rod is positioned on the feeding step surface or the mixing step surface, the water inlet hole is blocked by the material distributing cylinder; when the positioning rod is positioned on the mixing step surface and the water inlet step surface, the discharging wheel is separated from the material distributing cylinder; a pre-tightening spring in a compressed state is arranged between the piston and the material distributing cylinder; the opening of the material separating barrel is fixedly provided with a guide rod, one end of the guide rod, facing the piston, is fixedly provided with a conical plug, a compression spring is connected between the plug and the guide rod, the piston is provided with a material spraying hole matched with the plug, and when the positioning rod is positioned on the water inlet step or the material mixing step, the plug plugs the material spraying hole.

Furthermore, the material separating barrel is connected with the rotating rod through a plurality of stirring plates.

Furthermore, a plurality of material storage notches are uniformly distributed on the discharging wheel in the circumferential direction.

Further, the top of storage bucket seals through a plurality of photovoltaic boards, the electricity generation that the photovoltaic board was produced is stored to a battery in, the battery is as this full-automatic accurate power supply who throws the bait device.

The principle of the bait feeding mechanism is as follows: because the feeding step surface is higher than the water inlet step surface, and the water inlet step surface is higher than the mixing step surface, when the positioning rod is abutted against the feeding step surface, the distance between the rotary table and the mixing cylinder is the largest, the position of the piston in the mixing cylinder is the smallest closed volume of the mixing cylinder, and similarly, when the positioning rod is positioned at the mixing step surface, the closed volume in the mixing cylinder is the largest, and when the positioning rod is positioned at the water inlet step surface, the closed volume in the mixing cylinder is between the largest and the smallest; gear motor slowly rotates, and the locating lever loops through feeding step face, water inlet step face, compounding step face and direction inclined plane, so circulation, the state that corresponds the branch feed cylinder does in proper order: the material distributing cylinder pushes the material discharging wheel to feed materials in a rotating way; the water inlet gap on the material separating barrel corresponds to the water inlet hole so as to lead the material mixing barrel to feed water; stirring the mixture of the bait and the water under the condition that the feed distributing cylinder blocks the water inlet and is separated from the feed discharging wheel; the piston moves rapidly to compress the mixing cylinder when the positioning rod passes over the guide step, and the plug opens the material spraying hole to spray the mixture out of the mixing cylinder.

The basic principle of the bait feeding mechanism is as follows: the bait can be discharged only in the process that the discharging wheel is pressed and rotated by the outer wall of the material distributing cylinder, namely the bait enters the mixing cylinder through the charging bucket; in the processes of water feeding and material feeding, the compression spring is in a compression state, and in the process that the positioning rod passes over the guide inclined plane, the mixed material can be sprayed out due to the fact that the material pressure in the mixing cylinder increases suddenly and the compression spring is in a state of minimum compression force; in the processes of water feeding and material mixing, the material separating barrel is separated from the discharging wheel; in the mixing and feeding processes, the water inlet hole is always in a state of being blocked by the material distributing cylinder; the feeding avoiding part is a notch on the material distributing barrel, and when the position is aligned to the material distributing wheel, the material distributing wheel cannot rotate due to the fact that the material distributing wheel cannot be in contact with the material distributing barrel, and the material discharging is suspended.

This bait feeding mechanism can realize advanced bait, the short time of again intakes, then the blowout misce bene, throws the in-process storage bucket of material under water and can not intake, has solved the problem that can't throw out bait under water at a high speed, throws the mode of material after the misce bene, has increased the bait and has thrown the scope of delivering, drops into the bait of set amount in the time of setting for and replaces manual work.

Drawings

Fig. 1 is a top plan view of the present feeding device.

Fig. 2 is a schematic structural view of the spool.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is a cross-sectional view of a localizing anchor.

Fig. 5 is a schematic structural view of the bait feeding mechanism.

Fig. 6 is a schematic perspective view of the three components of the rotating disk, the material separating cylinder and the piston.

Fig. 7 is a cross-sectional view of the take-off wheel.

Fig. 8 is an enlarged view of a portion a in fig. 2.

In the figure, 11, a floating plate; 12. a frame; 13. a charging bucket; 14. a wire curved bar; 21. a reduction motor; 22. a shaft sleeve; 23. a rotating rod; 24. a turntable; 25. a mixing barrel; 26. a discharge hopper; 27. a discharging wheel; 28. a water inlet hole; 29. a material separating barrel; 31. a piston; 32. a feed step surface; 33. a water inlet step surface; 34. mixing a stepped surface; 35. a guide slope; 36. positioning a rod; 37. a water inlet gap; 38. a feeding avoiding part; 39. pre-tightening the spring; 41. a guide bar; 42. a plug; 43. a compression spring; 44. a material spraying hole; 45. a stirring plate; 46. a material storage notch; 5. a photovoltaic panel; 61. a spool; 62. a rotating shaft; 63. a fixing plate; 64. a driven pulley; 65. a drive motor; 66. a drive pulley; 67. a belt; 68. a paddle wheel; 7. a hauling rope; 71. a load-bearing conduit; 72. an internal line; 8. positioning an anchor; 81. inserting a rod; 82. mounting blocks; 83. a threaded hole; 84. a drive disc; 85. a return spring; 86. a sleeve; 87. a drive cylinder; 88. a balancing weight; 9. an armature block.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, 5, 6 and 7, the bait dispensing device comprises a floating plate 11, a frame 12, a material barrel 13 and a bait dispensing mechanism arranged at the bottom of the material barrel 13, the frame 12 is fixed on the floating plate 11, the material barrel 13 is fixed on the frame 12, the bait dispensing mechanism comprises a speed reducing motor 21 arranged on the material barrel 13, an output shaft of the speed reducing motor 21 is fixedly provided with a shaft sleeve 22, a rotating rod 23 is connected with an inner spline of the shaft sleeve 22, the rotating rod 23 is fixedly connected with a rotating disc 24, a mixing cylinder 25 is rotatably connected with the rotating rod 23, the bottom of the material barrel 13 is provided with a discharging hopper 26, the mixing cylinder 25 is fixed on the discharging hopper 26, the mixing cylinder 25 is provided with a bait inlet communicated with the lower end of the discharging hopper 26 and the mixing cylinder 25, the bait inlet is rotatably connected with a discharging wheel 27, the mixing cylinder 25 is further provided with a water inlet 28, the rotating rod 23 is fixedly provided with a material separating cylinder 29 positioned, the rotating rod 23 is rotatably connected with a piston 31, the piston 31 is connected in the mixing barrel 25 in a sliding manner, the rotating disk 24 is provided with a feeding step surface 32, a water inlet step surface 33 and a mixing step surface 34, the feeding step surface 32 is higher than the water inlet step surface 33, the water inlet step surface 33 is higher than the mixing step surface 34, the feeding step surface 32 and the water inlet step surface 33 are in smooth transition, the water inlet step surface 33 and the mixing step surface 34 are in smooth transition, a guide inclined surface 35 is arranged between the feeding step surface 32 and the mixing step surface 34, and one end of the mixing barrel 25, which is close to the rotating disk 24, is fixedly provided with a positioning rod 36; when the mixing cylinder 25 rotates relative to the rotary disc 24, the positioning rod 36 can sequentially abut against the feeding step surface 32, the water inlet step surface 33 and the mixing step surface 34; the material separating barrel 29 is provided with a water inlet notch 37 and a feeding avoiding part 38; when the positioning rod 36 is positioned on the feeding step surface 32, the material distribution barrel 29 can abut against the material outlet wheel 27; when the positioning rod 36 is positioned on the water inlet step surface 33, the water inlet notch 37 can correspond to the water inlet hole 28; when the positioning rod 36 is positioned on the feeding step surface 32 or the mixing step surface 34, the water inlet hole 28 is blocked by the material distributing cylinder 29; when the positioning rod 36 is positioned on the mixing step surface 34 and the water inlet step surface 33, the discharging wheel 27 is separated from the material separating cylinder 29; a pre-tightening spring 39 in a compressed state is arranged between the piston 31 and the material separating cylinder 29; a guide rod 41 is fixedly arranged at an opening of the material separating barrel 29, a conical plug 42 is fixedly arranged at one end of the guide rod 41 facing the piston 31, a compression spring 43 is connected between the plug 42 and the guide rod 41, a material spraying hole 44 matched with the plug 42 is formed in the piston 31, and when the positioning rod 36 is positioned on the water inlet step or the material mixing step, the plug 42 plugs the material spraying hole 44.

The material separating barrel 29 is connected with the rotating rod 23 through a plurality of stirring plates 45. A plurality of material storing notches 46 are uniformly distributed on the material discharging wheel 27 in the circumferential direction.

The top of storage bucket 13 is sealed through a plurality of photovoltaic boards 5, and photovoltaic board 5 electricity generation is stored to a battery in, and the battery is as this full-automatic accurate feeding device's power supply.

The principle of the bait feeding mechanism is as follows: because the feeding step surface 32 is higher than the water inlet step surface 33, and the water inlet step surface 33 is higher than the mixing step surface 34, when the positioning rod 36 is abutted against the feeding step surface 32, the distance between the rotary disc 24 and the mixing cylinder 25 is the largest, and the position of the piston 31 in the mixing cylinder 25 is the smallest sealed volume of the mixing cylinder 25, similarly, when the positioning rod 36 is positioned on the mixing step surface 34, the sealed volume in the mixing cylinder 25 is the largest, and when the positioning rod 36 is positioned on the water inlet step surface 33, the sealed volume in the mixing cylinder 25 is between the largest and the smallest; the speed reducing motor 21 slowly rotates, the positioning rod 36 sequentially passes through the feeding step surface 32, the water inlet step surface 33, the material mixing step surface 34 and the guide inclined surface 35, the circulation is performed, and the states corresponding to the material distribution barrel 29 are as follows: the material distributing barrel 29 pushes the material outlet wheel 27 to feed materials in a rotating mode; the water inlet notch 37 on the material distributing barrel 29 corresponds to the water inlet hole 28 to enable the material mixing barrel 25 to feed water; the mixture of bait and water is stirred under the condition that the feed cylinder 29 blocks the water inlet 28 and is separated from the feed outlet wheel 27; the piston 31 is rapidly moved to compress the mixing cylinder 25 while the positioning rod 36 passes over the guide step, and the plug 42 opens the spouting hole 44 to spout the mixture out of the mixing cylinder 25.

The basic principle of the bait feeding mechanism is as follows: the bait can be discharged only when the discharging wheel 27 is pressed by the outer wall of the material distributing barrel 29 and rotates, namely, the bait enters the mixing barrel 25 through the material barrel 13; in the processes of water feeding and material feeding, the compression spring 43 is in a compression state, and in the process that the positioning rod 36 passes over the guide inclined plane 35, the mixed material can be sprayed out due to the fact that the pressure of the materials in the mixing barrel 25 is suddenly increased and the compression spring 43 is in a state of minimum compression force; in the processes of water feeding and material mixing, the material separating cylinder 29 is separated from the discharging wheel 27; in the mixing and feeding process, the water inlet hole 28 is always in a state of being blocked by the material distributing cylinder 29; the feeding avoiding part 38 is a notch on the material separating cylinder 29, and when the position is aligned with the material discharging wheel 27, the material discharging wheel 27 cannot rotate because the material discharging wheel 27 cannot contact with the material separating cylinder 29, so that the material discharging is suspended.

This bait feeding mechanism can realize advanced bait, the short time of again intakes, then the blowout mixing material, throws the in-process storage bucket 13 of material under water and can not intake, has solved the problem that can't throw out bait under water at a high speed, throws the mode of material after the mixing water, has increased the bait and has thrown the scope of delivering, drops into the bait of set amount in order to replace manual work at the time of settlement.

As shown in fig. 1, 2, 3, 4 and 8, two anchoring mechanisms are symmetrically arranged on the frame 12, each anchoring mechanism comprises a winding reel 61, a rotating shaft 62 fixed at the center of the winding reel 61, a fixing plate 63 rotatably connected to two ends of the winding reel 61, a driven pulley 64 rotatably connected to the rotating shaft 62 through a one-way bearing, and a driving motor 65 arranged on the frame 12, the traction rope 7 is wound on the winding reel 61, a driving pulley 66 is fixedly arranged on an output shaft of the driving motor 65, the driving pulley 66 is connected with the driven pulley 64 through a belt 67, a paddle wheel 68 is rotatably connected to the output shaft of the driving motor 65 through a one-way bearing, and the paddle wheel is partially positioned below the water surface; when the driving motor 65 drives the paddle wheel 68 to rotate, the rotating shaft 62 and the one-way bearing connected with the rotating shaft are in a separated state; when the driving motor 65 drives the rotating shaft 62 to rotate so that the traction rope 7 is wound on the winding reel 61, the paddle wheel and the one-way bearing connected with the paddle wheel are in a separated state;

one end of a traction rope 7 is fixed on the winding reel 61, the other end of the traction rope 7 is connected with a positioning anchor 8, the positioning anchor 8 comprises a balancing weight 88 and a spiral insertion rod 81, a containing cavity is formed in the balancing weight 88, an installation block 82 is rotatably connected in the containing cavity, a threaded hole 83 with an upward opening is formed in the installation block 82, a driving disc 84 is connected with the threaded hole 83 in an internal thread mode, the traction rope 7 comprises a bearing wire pipe 71 and an inner wire 72 inserted in the bearing wire pipe 71, the free end of the inner wire 72 is rotatably connected to the driving disc 84, and one end of the insertion rod 81 is fixed at the lower end of the installation block 82; the bearing line pipe 71 is fixedly connected with a balancing weight 88, and a return spring 85 is connected between the top wall of the accommodating cavity and the driving disc 84.

The spool is fixedly provided with a sleeve 86, the bearing wire pipe 71 at the fixed end of the traction rope 7 is fixed in the sleeve 86, the sleeve 86 is externally connected with a driving cylinder 87 in a sliding way, the inner wire 72 at the fixed end of the traction rope 7 is fixed on the driving cylinder 87, and an electromagnetic valve structure is arranged between the driving cylinder 87 and the sleeve 86.

The electromagnetic valve structure is a structure capable of driving the driving cylinder 87 to move relative to the sleeve 86 in an electromagnetic mode, after the driving cylinder 87 is far away from the sleeve 86, the inner wire 72 is tensioned, and the driving cylinder 87 is close to the sleeve 86 through the return spring 85.

An avoiding opening for avoiding the traction rope 7 is arranged on the floating plate 11.

The bottom of kickboard 11 is provided with armature block 9 with balancing weight 88 adaptation, and armature block 9 goes up the winding and is equipped with the electrical coil, and balancing weight 88 is for can being made by the iron material that armature block 9 adsorbs after electrical coil circular telegram.

The fixing plate 63 is rotatably connected with a wire curved rod 14 through a torsion spring, the traction rope 7 passes through the outer side of the wire curved rod 14, a position sensor is arranged at the rotating position of the wire curved rod 14, and the position sensor triggers when the wire curved rod 14 is pressed.

An ultrasonic sensor is arranged on the top of the charging basket 13.

The height of the ultrasonic wave and the top layer of the feed is determined, so that the residual bait amount is detected, and the alarm is given to prompt that the bait is insufficient.

The insertion rod 81 is a conical spring structure, the diameter of the lower end of the insertion rod 81 is smaller than that of the upper end, and the end part of the lower end of the insertion rod 81 is provided with a sharp plug.

Walking and anchoring are realized: the driving motor 65 rotates forward to enable the paddle wheels 68 to rotate, the rotation speeds of the two paddle wheels 68 are different, so that actions such as steering, turning around and the like can be realized, the paddle wheels 68 push water flow to form reverse acting force on the floating plate 11, the floating plate moves on the water surface, and the walking speed can be controlled by controlling the rotation speed; in the process that the driving motor 65 drives the paddle wheel 68 to rotate, the winding wheel is in a power separation state under the action of the one-way bearing on the winding wheel, when the driving motor 65 rotates reversely, the paddle wheel 68 is in a power separation state under the action of the one-way bearing on the paddle wheel, at the moment, the driving motor 65 drives the winding wheel to rotate, and the winding of the traction rope 7 is realized, that is to say: the floating plate 11 is retracted when stopping moving, and then the vehicle travels after the retraction, so that the driving motor 65 can be used as a dual-purpose machine; it should be noted that: the forward rotation and the reverse rotation are referred to herein only for better illustration of the principles thereof and no specific reference is made thereto.

When the floating plate 11 needs to be positioned on the water surface, the electromagnetic structure is powered off, so that the balancing weight 88 is separated from the floating plate 11, the balancing weight 88 sinks under the action of the weight, the traction rope 7 bears the weight to drive the wire curved rod 14 to be pressed, and the position sensor can obtain a signal that the balancing weight 88 does not reach the anchoring position; when the positioning anchor 8 is sunk into the water bottom land, the bearing of the traction rope 7 is reduced, the wire curved rod 14 is reset under the action of the torsion spring, the position sensor can obtain a signal reaching the anchoring position, so that the driving motor 65 stops, the electromagnetic valve is controlled, the driving cylinder 87 is far away from the sleeve 86, the inner wire 72 is pulled to move in the bearing wire pipe 71, the free end of the inner wire 72 pulls the driving disc 84 to move upwards in the threaded hole 83, the mounting block 82 is driven to rotate, and the spiral insertion rod 81 is drilled into the water bottom land in the rotating process of the mounting block 82, so that the connection between the positioning anchor 8 and the water bottom land is realized; on the contrary, after the electromagnetic valve is powered off, the driving cylinder 87 is close to the sleeve 86 under the action of the return spring 85, the mounting block 82 and the inserting rod 81 both rotate reversely, so that the inserting rod 81 is screwed out of the underwater ground, and the positioning anchor 8 is separated from the underwater ground.

Generally, the underwater ground is soft soil such as mud flat, and the insertion rod 81 is easy to screw in or screw out, and the existence of the counterweight block 88 can realize the connection between the positioning anchor 8 and the underwater ground.

In order to ensure that the free end of the inner wire 72 does not rotate greatly when the inner wire 72 moves relative to the bearing line pipe 71, so that the movement of the free end of the inner wire 72 can drive the mounting block 82 to rotate, two guide wheels in a compression state are arranged on the balancing weight 88, annular grooves matched with the inner wire 72 are arranged on the guide wheels, anti-skid convex strips are arranged in the annular grooves, and the inner wire 72 is arranged between the two annular grooves, so that the rotation of the free end of the inner wire 72 is reduced as much as possible in the moving process.

The inner wire 72 and the bearing wire tube 71 are of a brake cable-like structure, and the bearing sleeve 86 can ensure that the inner wire 72 has a certain unobstructed moving space therein, and the inner wire 72 and the bearing wire tube do not have tensile properties but have certain bending deformation properties.

Can realize through shape and anchoring that bait throws in the replacement of device input position, the fixed of input position, function such as revetment return, be suitable for throwing in of large tracts of land waters, avoid the extravagant excessive concentration of bait and bait input.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.