CN111305170B - Driving device for inclined fishway - Google Patents
Driving device for inclined fishway Download PDFInfo
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- CN111305170B CN111305170B CN202010106994.0A CN202010106994A CN111305170B CN 111305170 B CN111305170 B CN 111305170B CN 202010106994 A CN202010106994 A CN 202010106994A CN 111305170 B CN111305170 B CN 111305170B
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- main motor
- rotary outer
- outer cylinder
- bevel gear
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
- E02B8/085—Devices allowing fish migration, e.g. fish traps
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
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Abstract
The invention discloses a driving device for an inclined fishway, wherein an output shaft of a main motor is arranged upwards, a gear is connected onto the output shaft, a rotary outer cylinder is arranged above the main motor, a gap is formed between the bottom of the rotary outer cylinder and the main motor, an upward-protruding cavity is formed in the bottom end of the rotary outer cylinder, a tooth groove is formed in the inner wall of the cavity, the gear on the output shaft of the main motor is positioned in the cavity and meshed with the tooth groove of the cavity, the main motor drives the rotary outer cylinder to rotate, a straight bevel gear II is fixedly sleeved on the outer side wall of the rotary outer cylinder, a straight bevel gear I is arranged on the inclined fishway and meshed with the straight bevel gear II, and the main motor drives the rotary outer cylinder and the straight bevel gear II to rotate together. The driving device can be automatically started through the water level detection device, can realize the switching between automatic fish conveying and electric drive fish conveying, and ensures the normal use of the fishway.
Description
Technical Field
The invention relates to the technical field of hydro-junction engineering, in particular to a driving device for an inclined fishway.
Background
At present, the fishways are various in types, mainly including technical fishways such as pool type fishways, baffle type fishways, vertical seam type fishways and ecological fishways, the design targets of the fishways are often single, mainly aiming at two main economic fishes or national key protective fishes, but dozens of fishes or even hundreds of fishes generally exist in a natural river water ecological system, and the various fishes have different migration periods and migration flow rates, so that the traditional fishways have great limitations.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a driving device suitable for an inclined fishway, which is suitable for an inclined grading fishway.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a drive arrangement for slope fishway, including main motor, the output shaft of main motor sets up, be connected with the gear on the output shaft, the top of main motor is provided with rotatory urceolus, the space has between rotatory urceolus bottom and the main motor, rotatory urceolus bottom has the bellied cavity that makes progress, the tooth's socket has on the cavity inner wall, the gear on the main motor output shaft is located this cavity, and the tooth's socket meshing of gear and cavity, main motor drives rotatory urceolus and rotates, two fixed cover of straight-tooth bevel gear are established on rotatory urceolus lateral wall, be provided with straight-tooth bevel gear one on the slope fishway, straight-tooth bevel gear one and the meshing of straight-tooth bevel gear two, main motor drives rotatory urceolus and straight-tooth bevel gear two and rotates together.
Preferably, in order to realize the automatic starting of the main motor, a circular truncated cone is arranged in the rotary outer cylinder, a plurality of first sliding rails are arranged on the outer surface of the circular truncated cone, all the first sliding rails are radially distributed when viewed downwards along the axial direction of the circular truncated cone, and each sliding rail is connected with a lug in a sliding manner; a bayonet is arranged on the straight bevel gear II, and an orifice is arranged on the side wall of the rotary outer cylinder connected with the straight bevel gear II; a plurality of annular hanging tables are fixedly connected to the inner side wall of the rotary outer cylinder above the orifice, the annular hanging tables are arranged at positions close to the orifice, a plurality of second sliding rails are connected to the annular hanging tables, sliding supports are connected to the second sliding rails in a sliding mode, and the sliding supports are connected with the tops of the convex blocks;
the top end of the round table body is rotatably connected with a moving device, and the moving device can drive the round table body to move up and down in the rotary outer cylinder; when the moving device drives the circular truncated cone to move upwards, the sliding support moves on the second sliding rail in the direction far away from the center of the rotary outer cylinder, meanwhile, the convex block on the circular truncated cone slides downwards to the bottom end of the circular truncated cone along the first sliding rail, penetrates through the orifice of the rotary outer cylinder and extends into the bayonet of the straight bevel gear II, and the circular truncated cone, the rotary outer cylinder and the straight bevel gear II are fixedly connected together; when the moving device drives the circular truncated cone to move downwards, the sliding support moves towards the direction close to the center of the rotary outer cylinder on the second slide rail, and meanwhile, the convex block on the circular truncated cone slides to the top end of the circular truncated cone along the first slide rail.
Preferably, the outer side wall of the rotary outer cylinder is fixedly connected with a tray, the second straight bevel gear is fixedly sleeved on the outer side wall of the rotary outer cylinder and supported on the tray, and the tray plays a role in supporting the second straight bevel gear.
Furthermore, the moving device comprises convex strips, a moving gear, a moving rod, a fixed table, a bolt, tooth grooves, grooves and guardrails, wherein the outer surface of the moving rod is symmetrically provided with two convex strips, the two convex strips are arranged along the direction parallel to the axis of the moving rod, and the moving rod is provided with a plurality of tooth grooves along the length direction;
the fixing tables are fixed on the guardrail, the guardrail is fixedly connected to the top end of the supporting cylinder, the fixing tables are provided with two fixing tables, semicircular grooves are formed in the two fixing tables, grooves are formed in arc tops of the semicircular grooves, the two fixing tables are fixedly connected together through bolts to form a vertical circular through groove in an enclosing mode, the moving rod is connected into the circular through groove through a convex strip sliding clamp, a through groove is formed in one of the fixing tables in the direction perpendicular to the moving rod, a moving gear is arranged in the through groove and connected onto an output shaft of a servo motor, and the moving gear is meshed with tooth grooves in the moving rod; the lower end of the moving rod is sleeved on an inner ring of the second rotating bearing, and an outer ring of the second rotating bearing is connected with a circular turntable fixedly connected to the top end of the circular table body.
In order to automatically detect the upstream water level, when the upstream water level is insufficient, a servo motor can be automatically started, a water level detection and electric device is arranged in the upstream classification pool and comprises a liquid level sensor, an input waterproof insulated wire, a single chip microcomputer, an output waterproof insulated wire I, an output waterproof insulated wire II, a main motor and a servo motor, the liquid level sensor is vertically arranged in the upstream classification pool, the input end of the single chip microcomputer is connected with the liquid level sensor through the input waterproof insulated wire, the output end of the single chip microcomputer is connected with the main motor through the output waterproof insulated wire I, and the output end of the single chip microcomputer is connected with the servo motor through the output waterproof insulated wire II.
Preferably, the connecting structure of the circular truncated cone and the rotary outer cylinder is as follows: the bottom end of the circular platform body is fixedly connected with the carrying platform, and a boss arranged in a cross shape is arranged on the outer side wall of the carrying platform; an organic whole is connected with four fixed blocks on the rotatory urceolus inner wall, and four fixed blocks are the cross setting, all have vertical spout on every fixed block, and the boss corresponds the setting with the fixed block, and the boss slides and sets up in the spout of fixed block.
The working principle is as follows: when the liquid level sensor detects that the water level value of the upstream grading pond is not high, the servo motor is started by the single chip microcomputer, the servo motor drives the movable gear to rotate, the movable rod ascends along the groove to drive the circular table body to move upwards in the sliding rail of the fixed block, the circular table body pushes the sliding support to move on the second sliding rail along with the continuous upward movement of the circular table body, meanwhile, the convex block on the circular table body slides downwards to the bottom end of the circular table body along the first sliding rail, the convex block penetrates through the orifice of the rotary outer cylinder to extend into the bayonet of the straight bevel gear II, the circular table body, the rotary outer cylinder and the straight bevel gear II are fixedly connected together to rotate, the servo motor stops rotating, the main motor is started, the rotary outer cylinder, the straight bevel gear II and the circular table body rotate under the action of the main motor, and the straight bevel gear I also rotates in a.
When the liquid level sensor detects that the water level value is sufficient, the main motor stops working, the servo motor rotates reversely to drive the moving rod to move downwards, the circular table body moves downwards along the sliding rail of the fixed block, the convex block on the circular table body moves upwards along the first sliding rail, meanwhile, the convex block retracts from the bayonet and the orifice until the convex block on the circular table body descends to the bottom of the sliding rail, and the servo motor stops rotating.
Preferably, in order to prevent the rotary outer cylinder from shaking during rotation and reduce pressure on the output shaft of the main motor, a pressure bearing is sleeved on the output shaft of the main motor and is positioned in a gap between the bottom of the rotary outer cylinder and the main motor.
Compared with the prior art, the invention has the beneficial effects that:
the driving device can be automatically started through the water level detection device, can realize the switching between automatic fish conveying and electric drive fish conveying, and ensures the normal use of the fishway.
Drawings
FIG. 1 shows the overall structure of a staged fishway;
FIG. 2 shows the structure of an upstream staging pool;
FIG. 3 shows the structure of the screw structure and the fixing means;
FIG. 4 shows a structure of the upper end of the spiral structure;
FIG. 5 shows the structure of the lower end of the spiral structure;
FIG. 6 shows the structural connection of the truncated cone moving up and down, wherein 6a shows the structure of the truncated cone after moving down, wherein the projection does not extend out of the rotary outer cylinder, and 6b shows the structure of the truncated cone after moving up, wherein the projection extends out of the rotary outer cylinder and is fixed with a straight bevel gear II;
FIG. 7 is a connecting structure of a second slide rail and a slide holder;
FIG. 8 shows the connection of the lugs to the outer rotary cylinder, with the lugs in FIG. 8a not connected to the outer rotary cylinder and the lugs in FIG. 8b extending outside the outer rotary cylinder;
FIG. 9 shows the structure of the bump sliding up and down on the first slide rail of the circular truncated cone, wherein 9a the bump is located at the top end of the first slide rail, and 9b the bump is located at the bottom end of the first slide rail;
fig. 10 shows a connecting structure of a boss and a fixing block on a carrier;
FIG. 11 shows an exploded view configuration of the mobile device;
FIG. 12 shows the working principle of the water level detection and electric device;
FIG. 13 shows a connection structure between the top of the bump and the annular suspension stage;
figure 14 shows the configuration of the shoe after the cam is attached to the annular suspension platform.
In the figure: 10-helical structure, 11-inner cylinder, 12-outer cylinder, 13-outer helical blade, 14-inner helical blade, 15-bell mouth, 16-rotating shaft, 21-rotating bearing I, 22-fixed rod, 23-supporting cylinder, 24-straight bevel gear I, 25-straight bevel gear II, 251-tray, 252-round table body, 253-carrying table, 254-boss, 2551-lug, 2552-sliding support, 2553-second sliding rail, 2554-bayonet, 2555-hole, 2556-circular rotating disc, 2557-annular suspension table, 2558-first sliding rail, 2559-fixed groove, 256-fixed block, 257-gap, 258-cavity, 259-pressure bearing, 26-supporting table, 27-moving device, 2701-convex strip, 2702-moving rod, 2703-tooth socket, 2704-gear, 2705-fixed station, 2706-bolt, 2707-groove, 2708-guardrail, 2709-rotary bearing II, 28-rotary outer cylinder, 30-trash rack, 40-water inlet, 50-overflow port, 60-water level detection and electric device, 61-liquid level sensor, 62-single chip, 63-main motor, 631-output shaft, 632-gear, 64-waterproof insulated wire, 6401-output waterproof insulated wire I, 6402-output waterproof insulated wire II, 65-servo motor, 70-partition wall, 80-classification pool.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings. It should be understood that the described embodiments are only a part of the embodiments of the present invention, not all embodiments, and are illustrative of the present invention, not limiting the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Referring to fig. 1 to 9, in an embodiment of the present invention, a double-layer reverse-spiral type grading fishway comprises a driving device for inclining a fishway, the double-layer reverse-spiral type grading fishway comprises a plurality of grading ponds 80 arranged in sequence along a water flow direction, adjacent upstream grading ponds and downstream grading ponds are separated by partition walls 70, and heights of the partition walls decrease in sequence along the water flow direction.
The installation elevation of the fishway is designed according to hydrological data of a fish migration season, the installation inclination angle is preferably 30-40 degrees, and automatic fish transportation without additional power is realized to the maximum extent.
A spiral structure 10 is arranged between the upstream grading tank and the downstream grading tank, the upper end of the spiral structure is supported on a fixing device through a fixing rod 22, the fixing device is arranged in the upstream grading tank, and the lower end of the spiral structure is supported in the downstream grading tank through the fixing rod 22; the spiral structure 10 comprises an inner cylinder 11, an outer cylinder 12, an outer spiral blade 13, an inner spiral blade 14 and a rotating shaft 16, wherein the upper end of the rotating shaft 16 is rotatably connected with a fixed rod of an upstream classification pool through a first rotating bearing 21, and the lower end of the rotating shaft 16 is rotatably connected with a fixed rod of a downstream classification pool through a first rotating bearing 21; the inner helical blade is fixedly connected to the rotating shaft, the inner barrel is fixedly connected to the inner helical blade, the outer helical blade is fixedly connected to the outer side wall of the inner barrel, the outer barrel is fixedly connected to the outer helical blade, the inner helical blade and the outer helical blade are opposite in rotating direction, two ends of the inner barrel extend out of the outer barrel, and the lower end of the inner barrel is immersed in water.
The diameter of the rotating shaft, the diameter of the inner spiral blade and the diameter of the outer spiral blade can be selected to be 1: 4: 6. the number of the blade heads of the outer spiral blades is 3, namely, the outer spiral blades are arranged in a group at intervals of 120 degrees, and the number of the blade heads of the inner spiral blades is 2, namely, the inner spiral blades are arranged in a group at intervals of 180 degrees and are arranged in a staggered mode.
A water through hole 40 is formed in the partition wall, the water through hole extends outwards to the upper end of the outer barrel, water in the upstream grading pond flows into the outer barrel through the water through hole, water flow impacts the outer spiral blade to drive the inner barrel, the inner spiral blade and the rotating shaft to rotate together, under the action of the inner spiral blade, water in the downstream grading pond flows to the upstream grading pond through the inner barrel, fish in the downstream grading pond enters the inner barrel from the lower end of the inner barrel and enters the upstream grading pond from the upper end of the inner barrel along with the rotation of the inner spiral blade, and therefore water in the upstream grading pond and the downstream grading pond is circularly exchanged, and the transfer and exchange of upstream and downstream organic matters are achieved.
In this embodiment, the stainless steel trash rack 30 is disposed at the water inlet to filter impurities in water and prevent the impurities from entering the outer cylinder and winding with the helical blades.
In this embodiment, the overflow port 50 is formed on the side wall of the classifying pool, and the height of the overflow port of each classifying pool can be set to control the highest water level of each classifying pool, so that the redundant water directly flows to the downstream classifying pool.
In this embodiment, the upper end of the inner cylinder is designed into a bell mouth 15 with an outward opening, and the angle of the outlet of the bell mouth is slightly inclined below the horizontal line, so that the fish can conveniently fall into the upstream classification pool from the downstream classification pool through the inner cylinder.
In order to prevent the water level in the upstream classifying pool from being not high enough to flow into the outer cylinder through the water through port 40 and drive the outer spiral blades to rotate when the upstream water head is insufficient, a straight bevel gear I24 is sleeved on the rotating shaft, a straight bevel gear II 25 is arranged on the fixing device and meshed with the straight bevel gear II, the straight bevel gear II is driven to rotate by a main motor arranged on the fixing device to drive the straight bevel gear I and the rotating shaft to rotate, the rotating shaft drives the inner spiral blades to rotate, and water in the downstream classifying pool is pumped into the upstream classifying pool to supplement the water level in the upstream classifying pool.
Specifically, the fixing device comprises a supporting cylinder 23, a supporting table 26 is fixedly arranged in the supporting cylinder, a main motor is arranged on the supporting table, an output shaft 631 of the main motor 63 is arranged upward and is parallel to the central line of the supporting cylinder, a gear 632 is connected to the output shaft, a rotary outer cylinder 28 is arranged above the main motor, a gap 257 is formed between the bottom of the rotary outer cylinder 28 and the main motor, a cavity 258 protruding upwards is formed in the bottom end of the rotary outer cylinder, a tooth groove is formed in the inner wall of the cavity, the gear on the output shaft of the main motor is located in the cavity and meshed with the tooth groove of the cavity, the motor drives the rotary outer cylinder to rotate, a tray 251 is fixedly connected to the outer side wall of the rotary outer cylinder, a straight bevel gear two 25 is fixedly sleeved on the outer side wall of the rotary outer cylinder and is supported on the tray, and the main motor drives the rotary outer cylinder and the straight bevel gear two 25 to rotate together.
In order to prevent the rotary outer cylinder from shaking when rotating and reduce the pressure on the output shaft of the main motor, a pressure bearing 259 is sleeved on the output shaft of the main motor and is positioned in a gap between the bottom of the rotary outer cylinder and the main motor.
In order to automatically detect the upstream water level, a water level detection and electric device 60 is arranged in the upstream grading tank, in order to automatically start a main motor when the upstream water level is insufficient, a circular table body 252 is arranged in the rotary outer cylinder, the bottom end of the circular table body is fixedly connected with a carrying platform 253, and a boss 254 which is arranged in a cross shape is arranged on the outer side wall of the carrying platform; the inner wall of the rotary outer barrel is integrally connected with four fixing blocks 256 which are arranged in a cross shape, each fixing block is provided with a vertical sliding groove, a boss is arranged corresponding to the fixing block, and the boss is arranged in the sliding groove of the fixing block in a sliding manner, as shown in fig. 10; a plurality of first sliding rails 2558 are arranged on the outer surface of the circular truncated cone body, when the circular truncated cone body is observed downwards along the axis direction of the circular truncated cone body, all the first sliding rails are distributed in a radial shape, each sliding rail is connected with a convex block 2551 in a sliding mode, a fixing groove 2559 is arranged at the top of each convex block, as shown in fig. 9, 13 and 14, a bayonet 2554 is arranged on a straight bevel gear II, and an orifice 2555 is arranged on the side wall of a rotary outer cylinder connected with the straight bevel gear II; a plurality of annular hanging tables 2557 are fixedly connected to the inner side wall of the rotary outer cylinder above the orifice, a plurality of second sliding rails 2553 are slidably connected to the annular hanging tables, sliding supports 2552 are slidably connected to the second sliding rails, the sliding supports are connected with the tops of the lugs, and the moving device can drive the circular table body to move up and down in the rotary outer cylinder; when the moving device drives the circular truncated cone to move upwards, the sliding support moves on the second sliding rail in the direction far away from the center of the rotary outer cylinder, meanwhile, the convex block on the circular truncated cone slides downwards to the bottom end of the circular truncated cone along the first sliding rail, penetrates through the orifice of the rotary outer cylinder and extends into the bayonet of the straight bevel gear II, and the circular truncated cone, the rotary outer cylinder and the straight bevel gear II are fixedly connected together; when the moving device drives the circular truncated cone to move downwards, the sliding support moves towards the direction close to the center of the rotary outer cylinder on the second slide rail, and meanwhile, the convex block on the circular truncated cone slides to the top end of the circular truncated cone along the first slide rail.
As shown in fig. 7, 13 and 14, the top of the protrusion is fixedly connected with a fixing groove 2559, the lower end of the sliding support 1552 is clamped in a sliding groove of the fixing groove, the upper end of the sliding support is slidably connected in a second sliding rail 2553, the second sliding rail is fixedly connected in a sliding groove of the annular suspension table 2557, and the outer edge of the annular suspension table is fixedly connected in the inner wall of the rotary outer cylinder.
As shown in fig. 11, the moving device 27 includes a convex bar 2701, a moving gear 2704, a moving rod 2702, a fixing table 2705, a bolt 2706, a tooth socket 2703, a groove 2707 and a guardrail 2708, two convex bars are symmetrically arranged on the outer surface of the moving rod, the two convex bars are arranged along the direction parallel to the axis of the moving rod, and a plurality of tooth sockets are arranged on the moving rod along the length direction;
the fixed stations are fixed on the guardrail 2708, the guardrail 2708 is fixedly connected to the top end of the support cylinder 23, the fixed stations 2705 are provided with two semicircular grooves, semicircular grooves are formed in the arc tops of the semicircular grooves, the two fixed stations are fixedly connected together through bolts to form a vertical circular through groove in a surrounding mode, the movable rod is connected into the circular through groove through a convex strip sliding clamp, a through groove is formed in one of the fixed stations in the direction perpendicular to the movable rod, a movable gear is arranged in the through groove and connected onto an output shaft of the servo motor 65, and the movable gear is meshed with a tooth groove in the movable rod; the lower end of the moving rod is sleeved on an inner ring of the second rotating bearing 2709, an outer ring of the second rotating bearing is connected with a circular turntable 2556 fixedly connected to the top end of the circular truncated cone, and the second rotating bearing and the circular turntable ensure that the moving device is connected with the circular truncated cone, so that the circular truncated cone is driven to move up and down, and the moving device is ensured not to influence the rotation of the circular truncated cone.
The water level detection and electric device 60 comprises a liquid level sensor 61, an input waterproof insulated wire 64, a single chip microcomputer 62, a first output waterproof insulated wire 6401, a second output waterproof insulated wire 6402, a main motor 63 and a servo motor 65, wherein the liquid level sensor 61 is vertically arranged in the upstream classification tank 80, the input end of the single chip microcomputer is connected with the liquid level sensor 61 through the input waterproof insulated wire 64, the output end of the single chip microcomputer is connected with the main motor through the first output waterproof insulated wire 6401, the output end of the single chip microcomputer is connected with the servo motor through the second output waterproof insulated wire 6402, and the single chip microcomputer is arranged in a support cylinder.
As shown in fig. 12, the liquid level sensor adopts an HM21F lightning protection liquid level transmitter, the detection end of the liquid level sensor is located below the water surface, the liquid level sensor 61 detects the water level in the upstream classification pool in real time, the liquid level sensor 61 transmits the voltage value under the corresponding water level to the single chip microcomputer 62 through a waterproof insulated wire 64, and the single chip microcomputer 62 compares the voltage value transmitted by the liquid level sensor 61 in real time.
The single chip microcomputer adopts stm32F103VET6, the motor drive adopts BTN, and the main motor adopts a direct current gear motor. The liquid level sensor is vertically arranged in the grading tank, the input end of the singlechip is connected with the liquid level sensor through a waterproof insulated wire, the output end of the singlechip is respectively connected with the two motors through two waterproof insulated wires in a driving mode, and the main motor and the servo motor are controlled to be started and stopped.
The working principle of the invention is as follows: the water in the upstream grading pond flows through the trash rack and the water through port, flows down through the outer spiral blades, the water through port extends to the upper end of the outer barrel, the water in the upstream grading pond flows into the outer barrel through the water through port, the water flow impacts the outer spiral blades to drive the inner barrel, the inner spiral blades and the rotating shaft to rotate together, under the action of the inner spiral blades, the water in the downstream grading pond flows to the upstream grading pond through the inner barrel, the fish in the downstream grading pond enters the inner barrel from the lower end of the inner barrel, and enters the upstream grading pond from the upper end of the inner barrel along with the rotation of the inner spiral blades, so that the water in the upstream grading pond and the water in the downstream grading pond are circularly exchanged, and the transportation and exchange of upstream and downstream organic matters are realized.
When the liquid level sensor 61 detects that the water level value of the upstream classification pool is not high, the single chip microcomputer 62 starts the servo motor 65, the servo motor drives the moving gear to rotate, the moving rod 2702 rises along the groove 2707 to drive the circular truncated cone to move upwards in the sliding rail of the fixed block, the circular truncated cone pushes the sliding support to move on the second sliding rail along with the continuous upward movement of the circular truncated cone, meanwhile, the convex block on the circular truncated cone slides downwards to the bottom end of the circular truncated cone along the first sliding rail, penetrates through the orifice of the rotating outer cylinder and extends into the bayonet of the straight bevel gear II to fixedly connect the circular truncated cone, the rotating outer cylinder and the straight bevel gear II together, as shown in fig. 6 and 8, the servo motor stops rotating, the main motor starts, the rotating outer cylinder, the straight bevel gear II and the circular truncated cone rotate under the action of the main motor, and the straight bevel gear I is also meshed to enable the fishway to normally work.
When the liquid level sensor 61 detects that the water level value is enough to enable the spiral structure 10 to rotate, the main motor 63 stops working, the servo motor 65 rotates reversely to drive the moving rod to move downwards, the circular table body moves downwards along the sliding rail of the fixed block, the convex block on the circular table body moves upwards along the first sliding rail, meanwhile, the convex block retracts from the bayonet and the orifice until the convex table on the circular table body descends to the bottom of the sliding rail, and the servo motor stops rotating.
When the upstream water head is insufficient, namely the water level in the upstream grading tank is not high enough to flow into the outer cylinder through the water through port 40 and drive the outer helical blades to rotate, and the water level value is stored in the singlechip through a program; meanwhile, when the upstream water head is enough, the water level value is stored in the singlechip through a program. The programs stored in the singlechip are also as follows: the time of the start and stop working interval of the servo motor; controlling the reverse rotation of the rotor of the servo motor, namely controlling the on-off of a double-pole double-throw switch circuit; the working time and the stopping time of the two motor drives are matched, namely the design of the delay circuit.
The design of the grading fishway utilizes the principle of a spiral pump, adopts a fishway operation mode combining automation and electromotion, enables the fishes to migrate by virtue of the self lifting force of the fishway, feeds back the water level situation in time to determine whether to start the electromotor, is clean, energy-saving, convenient to assemble and maintain, high in fish passing efficiency, beneficial to the transportation and exchange of upstream and downstream organic matters, and solves the problem of difficult migration of the fishes.
The undescribed parts of the present invention are the same as or implemented using prior art.
Claims (6)
1. A drive device for tilting a fishway, characterized in that: the fishing line comprises a main motor, wherein an output shaft of the main motor is arranged upwards, a gear is connected onto the output shaft, a rotary outer barrel is arranged above the main motor, a gap is formed between the bottom of the rotary outer barrel and the main motor, an upwards-protruding cavity is formed in the bottom end of the rotary outer barrel, a tooth groove is formed in the inner wall of the cavity, the gear on the output shaft of the main motor is located in the cavity and meshed with the tooth groove of the cavity, the main motor drives the rotary outer barrel to rotate, a straight bevel gear II is fixedly sleeved on the outer side wall of the rotary outer barrel, a straight bevel gear I is arranged on an inclined fishway and meshed with the straight bevel gear II, and the main motor drives the rotary outer barrel and the straight bevel gear II to rotate together;
a circular table body is arranged in the rotary outer cylinder, a plurality of first sliding rails are arranged on the outer surface of the circular table body, all the first sliding rails are radially distributed when the circular table body is observed downwards along the axis direction of the circular table body, and each sliding rail is connected with a lug in a sliding manner; a bayonet is arranged on the straight bevel gear II, and an orifice is arranged on the side wall of the rotary outer cylinder connected with the straight bevel gear II; a plurality of annular hanging tables are fixedly connected to the inner side wall of the rotary outer cylinder above the orifice, the annular hanging tables are arranged at positions close to the orifice, a plurality of second sliding rails are connected to the annular hanging tables, sliding supports are connected to the second sliding rails in a sliding mode, and the sliding supports are connected with the tops of the convex blocks;
the top end of the round table body is rotatably connected with a moving device, and the moving device can drive the round table body to move up and down in the rotary outer cylinder; when the moving device drives the circular truncated cone to move upwards, the sliding support moves on the second sliding rail in the direction far away from the center of the rotary outer cylinder, meanwhile, the convex block on the circular truncated cone slides downwards to the bottom end of the circular truncated cone along the first sliding rail, penetrates through the orifice of the rotary outer cylinder and extends into the bayonet of the straight bevel gear II, and the circular truncated cone, the rotary outer cylinder and the straight bevel gear II are fixedly connected together; when the moving device drives the circular truncated cone to move downwards, the sliding support moves towards the direction close to the center of the rotary outer cylinder on the second slide rail, and meanwhile, the convex block on the circular truncated cone slides to the top end of the circular truncated cone along the first slide rail.
2. A driving device for tilting a fishway as claimed in claim 1, characterized in that: the moving device comprises convex strips, a moving gear, a moving rod, a fixed table, a bolt, tooth grooves, grooves and guardrails, wherein the outer surface of the moving rod is symmetrically provided with two convex strips, the two convex strips are arranged along the direction parallel to the axis of the moving rod, and the moving rod is provided with a plurality of tooth grooves along the length direction;
the fixing tables are fixed on the guardrail, the guardrail is fixedly connected to the top end of the supporting cylinder, the fixing tables are provided with two fixing tables, semicircular grooves are formed in the two fixing tables, grooves are formed in arc tops of the semicircular grooves, the two fixing tables are fixedly connected together through bolts to form a vertical circular through groove in an enclosing mode, the moving rod is connected into the circular through groove through a convex strip sliding clamp, a through groove is formed in one of the fixing tables in the direction perpendicular to the moving rod, a moving gear is arranged in the through groove and connected onto an output shaft of a servo motor, and the moving gear is meshed with tooth grooves in the moving rod; the lower end of the moving rod is sleeved on an inner ring of the second rotating bearing, and an outer ring of the second rotating bearing is connected with a circular turntable fixedly connected to the top end of the circular table body.
3. A driving device for tilting a fishway as claimed in claim 2, characterized in that: the water level detection and electric device is arranged in the upstream grading tank and comprises a liquid level sensor, an input waterproof insulated wire, a single chip microcomputer, a first output waterproof insulated wire, a second output waterproof insulated wire, a main motor and a servo motor, wherein the liquid level sensor is vertically arranged in the upstream grading tank, the input end of the single chip microcomputer is connected with the liquid level sensor through the input waterproof insulated wire, the output end of the single chip microcomputer is connected with the main motor through the first output waterproof insulated wire, and the output end of the single chip microcomputer is connected with the servo motor through the second output waterproof insulated wire.
4. A driving device for tilting a fishway as claimed in claim 1, characterized in that: the outer side wall of the rotary outer barrel is fixedly connected with a tray, and a straight bevel gear II is fixedly sleeved on the outer side wall of the rotary outer barrel and supported on the tray.
5. A driving device for tilting a fishway as claimed in claim 1, characterized in that: the bottom end of the circular platform body is fixedly connected with the carrying platform, and a boss arranged in a cross shape is arranged on the outer side wall of the carrying platform; an organic whole is connected with four fixed blocks on the rotatory urceolus inner wall, and four fixed blocks are the cross setting, all have vertical spout on every fixed block, and the boss corresponds the setting with the fixed block, and the boss slides and sets up in the spout of fixed block.
6. A driving device for tilting a fishway as claimed in claim 1, characterized in that: the output shaft of the main motor is sleeved with a pressure bearing, and the pressure bearing is positioned in a gap between the bottom of the rotary outer cylinder and the main motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010106994.0A CN111305170B (en) | 2020-02-21 | 2020-02-21 | Driving device for inclined fishway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010106994.0A CN111305170B (en) | 2020-02-21 | 2020-02-21 | Driving device for inclined fishway |
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| Publication Number | Publication Date |
|---|---|
| CN111305170A CN111305170A (en) | 2020-06-19 |
| CN111305170B true CN111305170B (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010106994.0A Expired - Fee Related CN111305170B (en) | 2020-02-21 | 2020-02-21 | Driving device for inclined fishway |
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| CN (1) | CN111305170B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT509209B1 (en) * | 2010-07-19 | 2011-07-15 | Albrecht Walter | HYDROPOWER SNAIL |
| CN108176463A (en) * | 2017-12-28 | 2018-06-19 | 青岛联合智造科技有限公司 | A kind of building building cement trucd mixer device for pulverizing rubbish |
| CN208976153U (en) * | 2018-10-22 | 2019-06-14 | 固登卡科技（天津）有限公司 | A kind of digital cuttings lubricating coupler convenient for safeguarding |
-
2020
- 2020-02-21 CN CN202010106994.0A patent/CN111305170B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT509209B1 (en) * | 2010-07-19 | 2011-07-15 | Albrecht Walter | HYDROPOWER SNAIL |
| CN108176463A (en) * | 2017-12-28 | 2018-06-19 | 青岛联合智造科技有限公司 | A kind of building building cement trucd mixer device for pulverizing rubbish |
| CN208976153U (en) * | 2018-10-22 | 2019-06-14 | 固登卡科技（天津）有限公司 | A kind of digital cuttings lubricating coupler convenient for safeguarding |
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|---|---|
| CN111305170A (en) | 2020-06-19 |
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Granted publication date: 20210727 |