CN2920824Y - Simulating fishtail propulsing water bicycle - Google Patents
Simulating fishtail propulsing water bicycle Download PDFInfo
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- CN2920824Y CN2920824Y CN 200620020905 CN200620020905U CN2920824Y CN 2920824 Y CN2920824 Y CN 2920824Y CN 200620020905 CN200620020905 CN 200620020905 CN 200620020905 U CN200620020905 U CN 200620020905U CN 2920824 Y CN2920824 Y CN 2920824Y
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- tail
- rotating shaft
- buoyant body
- tail fin
- chain wheel
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Abstract
Disclosed is a wet bicycle with a propulsion system imitating fish-tail, the result of structural innovation and improvement in the propulsion principle of the existing wet bicycles, belonging to the instruments used in water entertainment activities. The utility model primarily comprises a bodywork formed by rigidly jointing two sets of symmetrically arranged lower floats, support segments, and upper floats, two caudal fines and a drive unit; wherein the horizontal back end of the lower float is hinged with the caudal fin with a C-shaped tail. The drive unit comprises a pedal which is similar to that of a common bicycle, a chain wheel auxiliary and a crank rod consisting of a rotary shaft and a disc. Both ends of the two rods are respectively hinged to the rims of the discs and the middle of the caudal fines. When the rotary shaft fixed on the rear chain wheel begins to revolve under the effect of the chain wheel auxiliary of the pedal, with the help of the rods the two discs fixed on the rotary shaft make the two caudal fines swing with a phase difference of 180 degrees. The utility model is of simple structure, safe, reliable, efficient, stable and comfort and laborsaving and the invention also provides a simple and practicable experiment platform for fish movement imitation researches.
Description
Technical field
The water cycle that a kind of imitative fish tail advances is to the structure of existing water cycle and the transformation of principle of propeller, belongs to the amusement on water field of tool.
Background technology
Water cycle is a kind of traditional amusement on water instrument.Mostly it is that the transmission principle that adopts surface floating body and utilize the land bicycle drives moving web and realizes water surface walking like lodicule or propeller type propelling unit.Its weak point is: 1. efficient is low, and effort and speed are slow, recreational poor; Be subject to the winding of hydrophyte when 2. screw propeller is worked, poor stability; Influenced by water surface wave, traveling comfort is poor.
Marine life such as dolphin and fish are objects of human imitation and study, impel bionical scholar's research and design to go out much under water " fluctuation formula " propelling unit.In theory, such fluctuation formula propelling unit has good manoevreability and high-revolving propulsion quality, but experiment shows that there are certain gap in theoretical performance and actual tests result.And imitative fish-tail propeller belongs to energy-saving " wedge shape " propelling unit category, and is used for the making of " machine fish " from another angle imitation marine life.
Summary of the invention
The purpose of this utility model is to disclose the water cycle that a kind of imitative fish tail advances, be to the structure of existing water cycle and the transformation of principle of propeller, by underwater buoyant body and the deposit symmetrical couple structure formed of buoyancy aid and by the tail fin of crank connecting link propelling, have characteristics such as efficient, recreational and traveling comfort rational in infrastructure, safe and reliable, laborsaving is good.Simultaneously, provide simple experiment porch for continuing the research imitation fish characteristics of motion.
The water cycle that a kind of imitative fish tail advances comprise by about underwater buoyant body, supporting section and the deposit buoyancy aid of two groups of symmetric arrangement the be rigidly connected car body that forms, two tail fins and a sets of transmission mechanism.Wherein, the rear end that is in the underwater buoyant body of horizontality is connected with the tail fin hinge with C shape afterbody, and hinge axes and described C shape afterbody all are in horizontality, make whole tail fin when hinge through, C shape afterbody swings up and down (and swinging) in facade unlike the fish tail of common fish in horizontal surface, underwater buoyant body after the connection and tail fin have the stream line pattern of similar dolphin profile on the whole, and the joint of underwater buoyant body rear end and tail fin front end adopts one recessed one protruding semicircle, even if make this stream line pattern also be maintained in the process that tail fin swings up and down.The deposit buoyancy aid is a rectangular box, laterally connects main parts size such as the pedal that installs on rod member in seat, yaw rudder and the transmission device, chain wheel pair, rotating shaft at it.Supporting section is vertical column, and horizontal slice is the streamline contour of similar ellipse, is used to connect underwater buoyant body and the deposit buoyancy aid that longitudinal axis is parallel to each other.Underwater buoyant body, supporting section and deposit buoyancy aid all can adopt lightweight skeleton and thin plate stressed-skin construction.Transmission device adds piston crank mechanism by the pedal that is similar to ordinary bicycle, chain wheel pair to be formed, rotating shaft with about two deposit buoyancy aids be connected by bearing, and be in horizontality; Back sprocket wheel is packed in the middle of the rotating shaft, and two disks are packed in the two ends of rotating shaft respectively, and be positioned at tail fin directly over; Two connecting rods are positioned at vertical guide, its two ends are hinged with the middle part of the edge of described disk and tail fin respectively, and two hinge-points of connecting rod and disk and rotating shaft antisymmetry (even hinge-point is positioned at the vertex of circular path, and another hinge-point then is positioned at the nadir for circular path).So when the pedal chain wheel pair drove the rotating shaft rotation, two tail fins swung up and down about disk drove by link work, and phase difference is 180 ° (even one makes progress, and another is downward).
It is 180 ° that imitative fish tail advances water cycle to be designed to the phase difference that symmetrical couple structure and tail fin swing up and down, and can offset oscillatory forces, guarantees the fore-and-aft stability of whole locomotive body; And supporting section and deposit buoyancy aid can provide reserve buoyance (under the normal circumstances, floating line is positioned at the supporting section middle part), guarantee that imitative fish tail advances the safety of navigation of water cycle.Meanwhile, in the process that tail fin advances, rock slightly about the car body that moves ahead, can increase ride recreational.
Advantage of the present utility model: 1. adopt artificial foot-operated imitative fish tail drive system, rational in infrastructure, safe and reliable; 2. left and right sides tail fin swings up and down propelling, quiet environmental protection, and efficient improves greatly, has recreational.3. left and right sides dive formula buoyancy aid, fore-and-aft stability and traveling comfort are good.
Description of drawings
The water cycle master that the imitative fish tail of Fig. 1 advances looks scheme drawing
The water cycle schematic top plan view that the imitative fish tail of Fig. 2 advances
The water cycle schematic side view that the imitative fish tail of Fig. 3 advances
Water cycle chain wheel pair and piston crank mechanism scheme drawing that the imitative fish tail of Fig. 4 advances
The specific embodiment
Provide preferred implementation of the present utility model below, and be illustrated in conjunction with the accompanying drawings.
As shown in Figure 1, 2, 3, the water cycle that imitative fish tail advances is designed to symmetrical couple structure, comprises underwater buoyant body 1, supporting section 2 and deposit buoyancy aid 3 by two groups of symmetric arrangement the be rigidly connected car body that forms, two tail fins 4 and a sets of transmission mechanism.Wherein, the rear end that is in the underwater buoyant body 1 of horizontality is connected with tail fin 4 hinges with C shape afterbody, and hinge axes and described C shape afterbody all are in horizontality, make whole tail fin when hinge through, C shape afterbody swings up and down (and swinging) in facade unlike the afterbody of common fish in horizontal surface, the stream line pattern that underwater buoyant body 1 after the connection and tail fin 4 have similar dolphin profile on the whole, and because the joint of underwater buoyant body 1 rear end and tail fin 4 front ends adopts one recessed one protruding semicircle, even if make this stream line pattern in the process that tail fin 4 swings up and down, also be maintained.Deposit buoyancy aid 3 is rectangular box, laterally connects the main parts size such as pedal (not drawing among the figure), chain wheel pair 5,6 and rotating shaft 7 that install on the rod member in seat, yaw rudder (not drawing among the figure) and the transmission device at it.Supporting section 2 is vertical column, and horizontal slice is the streamline contour of similar ellipse, is used to connect the underwater buoyant body 1 and the deposit buoyancy aid 3 that are parallel to each other.Underwater buoyant body 1, supporting section 2 and deposit buoyancy aid 3 all can adopt lightweight skeleton and thin plate stressed-skin construction.Transmission device comprises pedal (not drawing among the figure), the chain wheel pair 5,6 that is similar to ordinary bicycle, adds the piston crank mechanism of being made up of rotating shaft 7, disk 9; Rotating shaft 7 with about two deposit buoyancy aids 3 be connected by bearing 8, and be in horizontality; Back sprocket wheel 6 is packed in the middle of the rotating shaft 7, and two disks 9 are packed in the two ends of rotating shaft 7 respectively, and be positioned at tail fin 4 directly over; Two connecting rods 10 are positioned at vertical guide, its two ends are hinged with the middle part of the edge of described disk 9 and tail fin 4 respectively, and two hinge-points of connecting rod 10 and disk 9 and rotating shaft 7 antisymmetry (even hinge-point is positioned at the vertex of circular path, and another hinge-point then is positioned at the nadir of circular path).So when pedal chain wheel pair 5,6 drove rotating shaft 7 rotations, disk 9 drove left and right sides tail fins 4 by connecting rod 10 and swings up and down, and phase difference is 180 ° (even one makes progress, and another is downward).
The artificial foot pedal apparatus of the water cycle that imitative fish tail advances and the design that yaw rudder (not drawing among the figure) can adopt traditional water cycle, seat is placed in position of center line, and steering handle is in the front, based on Energy and comfort.
The utility model design occupant 1 people; Oad is long to be 1.80m, wide 0.80m, drinking water 0.4m; Design buoyancy is greater than 160kg; Maximum speed is not less than 10km/h; Design weight 60kg; The depth of water is not less than 0.45m.
The utility model is rational in infrastructure, and is safe and reliable, laborsaving efficient, recreational good with traveling comfort.Simultaneously, provide simple experiment porch for continuing the research imitation fish characteristics of motion.
Claims (2)
1. water cycle that imitative fish tail advances, it is characterized in that: it comprises by two groups of underwater buoyant body that are symmetrically arranged (1), supporting section (2) and lays in catamaran type car body, two tail fins (4) and the sets of transmission mechanism that buoyancy aid (3) is rigidly connected and forms; Wherein, the rear end that is in the underwater buoyant body (1) of horizontality is connected with the tail fin with C shape afterbody (4) hinge, and hinge axes and described C shape afterbody all are in horizontality; The joint of underwater buoyant body (1) rear end and tail fin (4) front end adopts one recessed one protruding semicircle, and the underwater buoyant body (1) after connecting and tail fin (4) stream line pattern that has similar dolphin profile on the whole; Deposit buoyancy aid (3) is a rectangular box; Supporting section (2) is vertical column, and horizontal slice is the stream line pattern of similar ellipse, and is used to connect underwater buoyant body (1) and the deposit buoyancy aid (3) that is parallel to each other.
2. the water cycle that imitative fish tail as claimed in claim 1 advances, its transmission device comprises seat, steering handle, pedal and the chain wheel pair (5,6) that is similar to ordinary bicycle; It is characterized in that: it also comprises the piston crank mechanism of being made up of rotating shaft (7) and disk (9); Wherein, rotating shaft (7) with about two deposit buoyancy aids (3) be connected by bearing (8), and be in horizontality; Back sprocket wheel (6) is packed in the middle of the rotating shaft (7), and two disks (9) are packed in the two ends of rotating shaft (7) respectively, and be positioned at tail fin directly over; Two connecting rods (10) are positioned at vertical guide, and its two ends are hinged with the middle part of the edge of described disk (9) and tail fin (4) respectively, and two hinge-points of connecting rod (10) and disk (9) and rotating shaft (7) antisymmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020905 CN2920824Y (en) | 2006-05-25 | 2006-05-25 | Simulating fishtail propulsing water bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020905 CN2920824Y (en) | 2006-05-25 | 2006-05-25 | Simulating fishtail propulsing water bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2920824Y true CN2920824Y (en) | 2007-07-11 |
Family
ID=38253303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620020905 Expired - Fee Related CN2920824Y (en) | 2006-05-25 | 2006-05-25 | Simulating fishtail propulsing water bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2920824Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442404A (en) * | 2011-10-09 | 2012-05-09 | 邵波 | Underwater travelling device |
| CN109018233A (en) * | 2018-08-28 | 2018-12-18 | 湖南大学 | A kind of imitative dolphin stroke is played with water entertainment device |
| CN112706880A (en) * | 2021-02-05 | 2021-04-27 | 北京南风科创应用技术有限公司 | Semi-submersible unmanned self-defense power buoy |
| CN113306717A (en) * | 2021-07-09 | 2021-08-27 | 湖北航特航空飞行器有限公司 | Fast advancing rudder of large amphibious aircraft |
-
2006
- 2006-05-25 CN CN 200620020905 patent/CN2920824Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442404A (en) * | 2011-10-09 | 2012-05-09 | 邵波 | Underwater travelling device |
| CN109018233A (en) * | 2018-08-28 | 2018-12-18 | 湖南大学 | A kind of imitative dolphin stroke is played with water entertainment device |
| CN109018233B (en) * | 2018-08-28 | 2020-06-26 | 湖南大学 | Dolphin-like water amusement device |
| CN112706880A (en) * | 2021-02-05 | 2021-04-27 | 北京南风科创应用技术有限公司 | Semi-submersible unmanned self-defense power buoy |
| CN113306717A (en) * | 2021-07-09 | 2021-08-27 | 湖北航特航空飞行器有限公司 | Fast advancing rudder of large amphibious aircraft |
| CN113306717B (en) * | 2021-07-09 | 2022-11-22 | 安徽维统航空装备有限公司 | Fast advancing rudder of large amphibious aircraft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070711 |