CN203864980U

CN203864980U - Two-person pedaling boat

Info

Publication number: CN203864980U
Application number: CN201420282383.1U
Authority: CN
Inventors: 王志成
Original assignee: Foshan Shenfeng Aviation Technology Co Ltd
Current assignee: Foshan Shenfeng Aviation Technology Co Ltd
Priority date: 2014-05-30
Filing date: 2014-05-30
Publication date: 2014-10-08
Anticipated expiration: 2024-05-30

Abstract

The utility model belongs to the technical field of boats and discloses a two-person pedaling boat which comprises a boat body, a direction operation system and a power system. The boat body is made of wood materials or glass fiber reinforced plastics. The direction operation system comprises a rudder, a handlebar and an operation transmission mechanism. The power system comprises a driving device and a propelling device. The driving device is like a driving part of a bicycle. The driving device comprises two sets of chain transmission systems, and a front person and a back person carry out driving respectively. The propelling device comprises a left propeller and a right propeller which are the same in structure and are arranged on the left side and the right side of the boat body symmetrically. A left paddle and a right paddle rotate to generate pushing force. When the boat is used, obvious wakes are avoided, severe splashing phenomena are avoided, efficiency is high, and large water spray is avoided. The two-person pedaling boat is used as a water transportation means and for sports and amusement activities.

Description

The foot-operated canoe of a kind of two people

Technical field

The foot-operated canoe of a kind of two people, belongs to technical field of ships, relates in particular to a kind of manpower canoe.

Background technology

Traditional manpower canoe adopts hand oar mostly, and fluctuation of service, only have skilled people to draw, and efficiency is lower; The foot-operated canoe of traditional employing screw propeller, although drive conveniently, efficiency is lower, propeller producing process requires high, and can produce tail while using; The propelling unit blade plane of traditional foot-operated paddle wheel canoe is crossed rotating shaft all the time, when use, exists and claps water phenomenon, and spray is larger, and effective thrust is no more than half period, and efficiency is lower, and noise is large.

Summary of the invention

The object of the invention is to overcome the above-mentioned deficiency of traditional manpower canoe, invent the foot-operated canoe of two people of the similar paddlewheel propulsion device of employing that a kind of efficiency is higher.

The foot-operated canoe of a kind of two people, is made up of hull, direction to control system, power system.Hull adopts timber or glass-felt plastic to make.Direction to control system comprises yaw rudder, steering handle and manipulation transport sector, and yaw rudder is located at stern place, and yaw rudder is connected with steering handle by manipulation transport sector.Power system comprises actuating device and propelling unit.Actuating device is made up of support, handrail, front saddle, front left crank pedal, front right crank pedal, front axle, front sprocket wheel, front chain, middle right sprocket wheel, axis, middle left sprocket wheel, rear chain, rear sprocket wheel, rear axle, rear left crank pedal, rear right crank pedal and rear cradling.Front axle, axis and rear axle are parallel to each other and equal horizontal arrangement, and they are all vertical with the longitudinal plane of symmetry of hull vertical.Front sprocket wheel is arranged on the front axle by fore, is arranged on mid-ship axis middle right sprocket wheel and middle left sprocket coaxiality, and rear sprocket wheel is arranged on the rear axle by stern; Front sprocket wheel, front chain and middle right sprocket wheel form one group of chain transmission, and they are placed in the right side of the longitudinal plane of symmetry of hull vertical, and their rotational plane is parallel with the longitudinal plane of symmetry of vertical of hull; Rear sprocket wheel, rear chain and middle left sprocket wheel also form one group of chain transmission, and they are placed in the left side of the longitudinal plane of symmetry of hull vertical, and their rotational plane is also parallel with the longitudinal plane of symmetry of vertical of hull; The hand of rotation of front axle, axis and rear axle is identical.Support is fixed on hull, in handrail above and in steering handle below by stent support; Two ends, front axle left and right be connected respectively front left crank pedal and front right crank pedal, front axle is connected with support by bearing; Axis middle part is connected with support by bearing, left section of axis is connected with hull left side wall by bearing, and expose to the left side of hull through hull left side wall, right section of axis is connected with hull right side wall by bearing, and expose to the right of hull through hull right side wall, two are all carried out water-tight processing through place; Two ends, rear axle left and right be connected respectively rear left crank pedal and rear right crank pedal, rear axle is connected with support by bearing.Front sprocket wheel is identical with rear sprocket wheel size and the number of teeth, and middle right sprocket wheel is also identical with middle left sprocket wheel size and the number of teeth; Front sprocket wheel is the same with the transmitting ratio of rear sprocket wheel and middle left sprocket wheel with the transmitting ratio of middle right sprocket wheel, is 1:2.Front left crank pedal and front right crank pedal are placed in the not homonymy of front axle, 180 ° of their phase phasic differences; Rear left crank pedal and rear right crank pedal are placed in the not homonymy of rear axle, and their phase place also differs 180 °; Front left crank pedal is identical with rear left crank pedal phase place; When front left crank pedal and front axle in same level position and front left crank pedal in foremost time, rear left crank pedal and rear axle also in same level position and rear left crank pedal also in foremost, simultaneously front right crank pedal and front axle also in same level position and front right crank pedal in rearmost end, rear right crank pedal and rear axle also in same level position and rear right crank pedal also in rearmost end.Propelling unit comprises left propelling unit and right propelling unit, and left propelling unit is identical with right propeller structure and be symmetrically arranged in the left and right sides of hull.Left propelling unit is made up of the arm that turns left, left blade, left oar axle, left pilot bar, left guides and left guides strut member; Vertical being connected of left end of exposing hull left side of one end of left-hand rotation arm and the axis of actuating device, vertical being connected in one end of the other end of left-hand rotation arm and left oar axle, left oar axle and axis are arranged in respectively the left and right sides of left-hand rotation arm, the other end of left oar axle is connected in the root of left blade the leading edge place near left blade by bearing and left blade, left oar axle is parallel with the leading edge of left blade, left blade can be around the flexible switch of left oar axle, but left blade can not be made axial linear movement along left oar axle; The root end face of left blade is vertical near the end face of one end and the leading edge of left blade of left-hand rotation arm plane of rotation, the lower end of left pilot bar and left blade are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, left pilot bar is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with left oar axle, and the upper end of left pilot bar is through left guides; Left guides is combined through anticlockwise bearing by left linear bearing; Left guides is installed on the top in the left side, middle part of hull, and be placed in the left side of left-hand rotation arm plane of rotation, left guides is connected with hull by left guides strut member, left guides is installed near the rotation round of left oar axle, but it is maximum chord length sum that left guides to the distance between axis is greater than the maximum width of left-hand rotation arm lengths and left blade, so that left blade rotates smoothly; The length of left pilot bar should enough guarantee that its upper end is all the time in left guides and do not come off.Right propelling unit is made up of the arm of turning right, right blade, right oar axle, right pilot bar, right guides and right guides strut member, vertical being connected of the right-hand member that exposes hull right side of one end of right-hand rotation arm and the axis of actuating device; Vertical being connected in one end of the other end of right-hand rotation arm and right oar axle, axis and right oar axle are arranged in respectively the left and right sides of right-hand rotation arm, the other end of right oar axle is connected in the root of right blade the leading edge place near right blade by bearing and right blade, right oar axle is parallel with the leading edge of right blade, right blade can be around the flexible switch of right oar axle, but right blade can not be made axial linear movement along right oar axle; The root end face of right blade is vertical near the end face of one end and the leading edge of right blade of right-hand rotation arm plane of rotation, the lower end of right pilot bar and right blade are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, right pilot bar is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with right oar axle, and the upper end of right pilot bar is through right guides; Right guides is combined through right rotation bearing by right linear bearing; Right guides is installed on the top on the right side, middle part of hull, and be placed in the right side of right-hand rotation arm plane of rotation, right guides is connected with hull by right guides strut member, right guides is installed near the rotation round of right oar axle, but it is maximum chord length sum that right guides to the distance between axis is greater than the maximum width of right-hand rotation arm lengths and right blade, so that right blade rotates smoothly; The length of right pilot bar should enough guarantee that its upper end is all the time in right guides and do not come off.The line of left guides and right guides is parallel with axis axis, and directly over axis axis or near front and back.Axis, left-hand rotation arm, right-hand rotation arm, left oar axle and right oar axle are in same plane, and left oar axle and right oar axle are on same straight line.Handrail is that outrunner uses, and steering handle is people's use below, and people below steps on except tramping with one's feet rear left crank pedal and rear right crank pedal and also uses hand steer direction.

For obtaining satisfied efficiency, the setting height(from bottom) of axis, left guides and right guides meets: when this canoe at full load, the extended line of left pilot bar forwardly with the extended line of the tangent point of contact of left oar axle rotation round, right pilot bar forwardly with the extended line of the tangent point of contact of right oar axle rotation round, left pilot bar in the wings with the extended line of the tangent point of contact of left oar axle rotation round and right pilot bar in the wings with the tangent point of contact of right oar axle rotation round with high and just in water surface site or a little higher than water surface site.

The phase relation of the phase place of left-hand rotation arm and front left crank pedal meets: when the perpendicular position of hanging down of the below of left-hand rotation arm in axis be left blade and right blade simultaneously in bottom time, the dead ahead of left crank pedal in front axle or front upper place and and the angle of horizontal surface of crossing front axle between 0 ° ~ 60 °.The strength that is conducive to like this bring into play people, meets base of principle of human engineering.

The principle of work of the foot-operated canoe of these a kind of two people is: two people one in front and one in back ride respectively front saddle and rear cradling, as riding tandem bicycle, each personal bi-pedal is pedaled front left crank pedal and front right crank pedal and rear left crank pedal and rear right crank pedal, outrunner's power passes to axis by front sprocket wheel, front chain and middle right sprocket wheel, people's below power passes to axis by rear sprocket wheel, rear chain and middle left sprocket wheel, axis is the left propelling unit of synchronized in the same way driving and right propelling unit simultaneously, promotes this little foot.The actuating device of canoe of the present invention has a difference with ordinary bicycle, be exactly not establish single direction turning mechanism, turn right from hull left side, conter clockwise is stepped on and is pedaled front left crank pedal, front right crank pedal, rear left crank pedal and rear right crank pedal, the synchronized in the same way left-hand revolution of left blade and right blade, this canoe forward direction running advances; Cw is stepped on and is pedaled front left crank pedal, front right crank pedal, rear left crank pedal and rear right crank pedal, the synchronized in the same way clickwise of left blade and right blade, and this canoe retreats to stern direction running; People's steering below turns this canoe the deflection that carrys out steer direction rudder.

Propelling unit is work like this: manpower passes to axis, and axis rotates and drives left-hand rotation arm and the synchronized in the same way rotation of right-hand rotation arm; Left-hand rotation arm drives left oar axle rotation, and right-hand rotation arm drives right oar axle rotation; In the traction bottom left blade rotation of left oar axle, in the traction bottom right blade rotation of right oar axle; Due to the restriction of left pilot bar and left guides, when left blade rotation, its angle of attack revolves at a cycle of operations the interior meeting of turning around regular variation occurs, and is conducive to produce thrust; Similarly, due to the restriction of right pilot bar and right guides, when the rotation of right blade, its angle of attack revolves at a cycle of operations interior can the generation equally and the variation of the identical rule of left blade of turning around, and is conducive to produce thrust.For before canoe of the present invention so that speech, because left guides and right guides are all placed in the top of the water surface, axis is placed in the below of the water surface, the extended line of the left pilot bar point of contact tangent with left oar axle rotation round forwardly, the extended line of the right pilot bar point of contact tangent with right oar axle rotation round forwardly, the extended line of left pilot bar in the wings with the extended line of the tangent point of contact of left oar axle rotation round and right pilot bar in the wings with the tangent point of contact of right oar axle rotation round with high and just in water surface site or a little higher than water surface site, and left guides is installed near the rotation round of left oar axle, the same rotation round near right oar axle of right guides is installed, in one-period, left blade and right blade are struck and are accounted for equally more than half cycle of operations, left blade and right blade move ahead above the water surface, are only subject to the resistance of air and there is no the resistance of water.Like this, the efficiency of generation thrust is higher.Change the size that axis rotating speed size can change thrust, the faster thrust of rotating speed is larger, and the slower thrust of rotating speed is less; The rotation direction that changes axis can change the direction of thrust.

Advantage of the present invention is: a kind of two people of this invention can not produce the obvious tail as propeller when foot-operated canoe uses, and can as traditional paddlewheel propulsion device, not have serious bat water phenomenon yet; And this canoe degradation of energy is little, and efficiency is higher, without large spray, and blade easily makes, and the most simply can adopt stiffener plate oar.All very convenient as marine communication means and the physical culture activity of travelling.Relatively there is temperament and interest for park.

Brief description of the drawings

Fig. 1 is the schematic rear view of the foot-operated canoe of a kind of two people of the present invention; Fig. 2 is the left view of Fig. 1.

In figure, 1-hull, 11-fore, 12-stern, 2-direction to control system, 21-yaw rudder, 22-steering handle, 23-manipulates transport sector, 3-power system, 4-actuating device, 41-support, 42-handrail, 43-front saddle, 44-front left crank pedal, 45-front right crank pedal, 46-front axle, sprocket wheel before 47-, chain before 48-, right sprocket wheel in 49-, 410-axis, left sprocket wheel in 411-, 412-rear chain, sprocket wheel after 413-, 414-rear axle, 415-rear left crank pedal, 416-rear right crank pedal, 417-rear cradling, 5-propelling unit, the left propelling unit of 6-, 61-left-hand rotation arm, the left blade of 62-, the left oar axle of 63-, the left pilot bar of 64-, the left guides of 65-, the left linear bearing of 651-, 652-anticlockwise bearing, the left guides strut member of 66-, the right propelling unit of 7-, 71-right-hand rotation arm, the right blade of 72-, the right oar axle of 73-, the right pilot bar of 74-, the right guides of 75-, the right linear bearing of 751-, 752-right rotation bearing, the right guides strut member of 76-, the 8-water surface, the left oar axle of 9-rotation round, in Fig. 2, the hollow arrow on left-hand rotation arm 61 represents turn left while the advancing hand of rotation of arm 61 of this invention canoe.

Detailed description of the invention

Now by reference to the accompanying drawings 1 and accompanying drawing 2 for example the present invention is illustrated: a kind of two people ride canoe, are made up of hull 1, direction to control system 2, power system 3.Hull 1 adopts timber to make.Direction to control system 2 comprises yaw rudder 21, steering handle 22 and manipulation transport sector 23; Yaw rudder 21 is located at stern 12 places, and yaw rudder 21 is connected with steering handle 22 by manipulation transport sector 23, and the switch of yaw rudder 21 is controlled by steering handle 22.Power system 3 comprises actuating device 4 and propelling unit 5.Actuating device 4 is made up of support 41, handrail 42, front saddle 43, front left crank pedal 44, front right crank pedal 45, front axle 46, front sprocket wheel 47, front chain 48, middle right sprocket wheel 49, axis 410, middle left sprocket wheel 411, rear chain 412, rear sprocket wheel 413, rear axle 414, rear left crank pedal 415, rear right crank pedal 416 and rear cradling 417.Front axle 46, axis 410 and rear axle 414 are parallel to each other and equal horizontal arrangement, and they are all vertical with the longitudinal plane of symmetry of hull 1 vertical.Front sprocket wheel 47 is arranged on the front axle 46 by fore 11, and middle right sprocket wheel 49 and middle left sprocket wheel 411 are co-axially mounted on mid-ship axis 410, and rear sprocket wheel 413 is arranged on the rear axle 414 by stern 12; Front sprocket wheel 47, front chain 48 and middle right sprocket wheel 49 form one group of chain transmission, and they are placed in the right side of the longitudinal plane of symmetry of hull 1 vertical, and their rotational plane is parallel with the longitudinal plane of symmetry of vertical of hull 1; Rear sprocket wheel 413, rear chain 412 and middle left sprocket wheel 411 also form one group of chain transmission, and they are placed in the left side of the longitudinal plane of symmetry of hull 1 vertical, and their rotational plane is also parallel with the longitudinal plane of symmetry of vertical of hull 1; Front axle 46, axis 410 are identical with the hand of rotation of rear axle 414.Support 41 is fixed on hull 1, supports by support 41 in handrail 42 above with in steering handle 22 below; Front axle 46 two ends, left and right be connected respectively front left crank pedal 44 and front right crank pedal 45, front axle 46 is connected with support 41 by bearing; Axis 410 middle parts are connected with support 41 by bearing, left section of axis 410 is connected with hull 1 left side wall by bearing, and expose to the left side of hull 1 through hull 1 left side wall, right section of axis 410 is connected with hull 1 right side wall by bearing, and expose to the right of hull 1 through hull 1 right side wall, two are all carried out water-tight processing through place; Rear axle 414 two ends, left and right be connected respectively rear left crank pedal 415 and rear right crank pedal 416, rear axle 414 is connected with support 41 by bearing.Front sprocket wheel 47 is identical with rear sprocket wheel 413 sizes and the number of teeth, and middle right sprocket wheel 49 is also identical with middle left sprocket wheel 411 sizes and the number of teeth; Front sprocket wheel 47 is the same with the transmitting ratio of middle left sprocket wheel 411 with rear sprocket wheel 413 with the transmitting ratio of middle right sprocket wheel 49, is 1:2, and front axle rotates a circle, and axis will rotate two weeks, and rear axle rotates a circle.Front left crank pedal 44 and front right crank pedal 45 are placed in the not homonymy of front axle 46,180 ° of their phase phasic differences; Rear left crank pedal 415 and rear right crank pedal 416 are placed in the not homonymy of rear axle 414, and their phase place also differs 180 °; Front left crank pedal 44 is identical with rear left crank pedal 415 phase places; When front left crank pedal 44 with front axle 46 in same level position and front left crank pedal 44 in foremost time, rear left crank pedal 415 with rear axle 414 also in same level position and rear left crank pedal 415 also in foremost, simultaneously front right crank pedal 45 with front axle 46 also in same level position and front right crank pedal 45 in rearmost end, rear right crank pedal 416 with rear axle 414 also in same level position and rear right crank pedal 416 also in rearmost end.Propelling unit 5 comprises left propelling unit 6 and right propelling unit 7, and left propelling unit 6 is identical with right propelling unit 7 structures and be symmetrically arranged in the left and right sides of hull 1.Left propelling unit 6 is made up of left-hand rotation arm 61, left blade 62, left oar axle 63, left pilot bar 64, left guides 65 and left guides strut member 66; Vertical being connected of left end of exposing hull 1 left side of one end of left-hand rotation arm 61 and the axis of actuating device 410, vertical being connected in one end of the other end of left-hand rotation arm 61 and left oar axle 63, left oar axle 63 and axis 410 are arranged in respectively the left and right sides of left-hand rotation arm 61, the other end of left oar axle 63 is connected in the root of left blade 62 the leading edge place near left blade 62 by bearing and left blade 62, left oar axle 63 is parallel with the leading edge of left blade 62, left blade 62 can be around the flexible switch of left oar axle 63, but left blade 62 can not be made axial linear movement along left oar axle 63; The end face of one end of close left-hand rotation arm 61 plane of rotations of the root end face of left blade 62 is vertical with the leading edge of left blade 62, the lower end of left pilot bar 64 and left blade 62 are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, left pilot bar 64 is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with left oar axle 63, and the upper end of left pilot bar 64 is through left guides 65; Left guides 65 is combined through anticlockwise bearing 652 by left linear bearing 651; Left guides 65 is installed on the top in the left side, middle part of hull 1, and be placed in the left side of left-hand rotation arm 61 plane of rotations, left guides 65 is connected with hull 1 by left guides strut member 66, left guides 65 is installed near the rotation round of left oar axle 63, but it is maximum chord length sum that left guides 65 to the distance between axis 410 is greater than the maximum width of left-hand rotation arm 61 length and left blade 62, so that left blade 62 rotates smoothly; The length of left pilot bar 64 should enough guarantee that its upper end is all the time in left guides 65 and do not come off.Right propelling unit 7 is made up of right-hand rotation arm 71, right blade 72, right oar axle 73, right pilot bar 74, right guides 75 and right guides strut member 76, vertical being connected of right-hand member of exposing hull 1 right side of one end of right-hand rotation arm 71 and the axis of actuating device 410; Vertical being connected in one end of the other end of right-hand rotation arm 71 and right oar axle 73, axis 410 and right oar axle 73 are arranged in respectively the left and right sides of right-hand rotation arm 71, the other end of right oar axle 73 is connected in the root of right blade 72 the leading edge place near right blade 72 by bearing and right blade 72, right oar axle 73 is parallel with the leading edge of right blade 72, right blade 72 can be around the flexible switch of right oar axle 73, but right blade 72 can not be made axial linear movement along right oar axle 73; The end face of one end of close right-hand rotation arm 71 plane of rotations of the root end face of right blade 72 is vertical with the leading edge of right blade 72, the lower end of right pilot bar 74 and right blade 72 are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, right pilot bar 74 is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with right oar axle 73, and the upper end of right pilot bar 74 is through right guides 75; Right guides 75 is combined through right rotation bearing 752 by right linear bearing 751; Right guides 75 is installed on the top on the right side, middle part of hull 1, and be placed in the right side of right-hand rotation arm 71 plane of rotations, right guides 75 is connected with hull 1 by right guides strut member 76, right guides 75 is installed near the rotation round of right oar axle 73, but it is maximum chord length sum that right guides 75 to the distance between axis 410 is greater than the maximum width of right-hand rotation arm 71 length and right blade 72, so that right blade 72 rotates smoothly; The length of right pilot bar 74 should enough guarantee that its upper end is all the time in right guides 75 and do not come off.The line of left guides 65 and right guides 75 is parallel with axis 410 axis, and directly over axis 410 axis.Axis 410, left-hand rotation arm 61, right-hand rotation arm 71, left oar axle 63 and right oar axle 73 are in same plane, and left oar axle 63 and right oar axle 73 are on same straight line.Handrail 42 is that outrunner uses, and steering handle 22 is people's uses below, and people below steps on except tramping with one's feet rear left crank pedal 415 and rear right crank pedal 416 and also uses hand steer direction.

Left blade 62 and right blade 72 adopt stiffener plate blade, make of timber or carbon fiber composite material, and technique is simpler.

The setting height(from bottom) of axis 410, left guides 65 and right guides 75 is definite like this: when this canoe at full load, the extended line of left pilot bar 64 forwardly with the extended line of the tangent point of contact of left oar axle rotation round 9, right pilot bar 74 forwardly with the extended line of the tangent point of contact of right oar axle 73 rotation rounds, left pilot bar 64 in the wings with the extended line of the tangent point of contact of left oar axle rotation round 9 and right pilot bar 74 in the wings with the tangent point of contact of right oar axle 73 rotation rounds with height and a little higher than water surface 8 positions.

The phase relation of the phase place of left-hand rotation arm 61 and front left crank pedal 44 is definite like this: when the perpendicular position of hanging down of the below of left-hand rotation arm 61 in axis 410 be left blade 62 and right blade 72 simultaneously in bottom time, the front upper place of front left crank pedal 44 in front axle 46 and with the angle of the horizontal surface of crossing front axle 46 be 15 °.

The foot-operated canoe of these a kind of two people is work like this: two people one in front and one in back ride respectively front saddle 43 and rear cradling 417, as riding tandem bicycle, each personal bi-pedal is pedaled front left crank pedal 44 and front right crank pedal 45 and rear left crank pedal 415 and rear right crank pedal 416, outrunner's power is by front sprocket wheel 47, front chain 48 and middle right sprocket wheel 49 pass to axis 410, people's below power is by rear sprocket wheel 413, rear chain 412 and middle left sprocket wheel 411 pass to axis 410, the axis 410 left propelling unit 6 of synchronized in the same way driving and right propelling unit 7 simultaneously, promote this little foot.The actuating device 4 of canoe of the present invention has a difference with ordinary bicycle, be exactly not establish single direction turning mechanism, turn right from hull 1 left side, conter clockwise is stepped on and is pedaled front left crank pedal 44, front right crank pedal 45, rear left crank pedal 415 and rear right crank pedal 416, the synchronized in the same way left-hand revolution of left blade 62 and right blade 72, this canoe forward 11 direction runnings advances; Cw is stepped on and is pedaled front left crank pedal 44, front right crank pedal 45, rear left crank pedal 415 and rear right crank pedal 416, the synchronized in the same way clickwise of left blade 62 and right blade 72, and this canoe retreats to stern 12 direction runnings; People's steering below turns this canoe 22 deflections that carry out steer direction rudder 21.

Propelling unit 5 is work like this: manpower passes to axis 410, and axis 410 rotates and drives left-hand rotation arm 61 and the synchronized in the same way rotation of right-hand rotation arm 71; Left-hand rotation arm 61 drives left oar axle 63 to rotate, and right-hand rotation arm 71 drives right oar axle 73 to rotate; Traction bottom left blade 62 at left oar axle 63 rotates, and rotates at the traction bottom right blade 72 of right oar axle 73; Due to the restriction of left pilot bar 64 and left guides 65, when left blade 72 rotates, its angle of attack revolves at a cycle of operations the interior meeting of turning around regular variation occurs, and is conducive to produce thrust; Similarly, due to the restriction of right pilot bar 74 and right guides 75, when right blade 72 rotates, its angle of attack revolves at a cycle of operations interior can the generation equally and the variation of left blade 62 identical rules of turning around, and is conducive to produce thrust.For before canoe of the present invention so that speech, because left guides 65 and right guides 75 are all placed in the top of the water surface, axis 410 is placed in the below of the water surface, the extended line of left pilot bar 64 point of contact tangent with left oar axle 63 rotation rounds 9 forwardly, the extended line of right pilot bar 74 point of contact tangent with right oar axle 73 rotation rounds forwardly, the extended line of left pilot bar 64 in the wings with the extended line of the tangent point of contact of left oar axle 63 rotation rounds and right pilot bar 74 in the wings with the tangent point of contact of right oar axle 73 rotation rounds with height and a little higher than water surface 8 positions, and left guides 65 is installed near the rotation round of left oar axle 63, the same rotation round near right oar axle 73 of right guides 75 is installed, in one-period, left blade 62 and right blade 72 are struck and are accounted for equally more than half cycle of operations, left blade 62 and right blade 72 move ahead above the water surface, are only subject to the resistance of air and there is no the resistance of water.Like this, the efficiency of generation thrust is higher.Change the size that axis 410 rotating speed sizes can change thrust, the faster thrust of rotating speed is larger, and the slower thrust of rotating speed is less; The rotation direction that changes axis 410 can change the direction of thrust.

This invention canoe is relatively applicable to the recreation ground such as park, tourist attractions.

Claims

1. the foot-operated canoe of two people, is made up of hull (1), direction to control system (2), power system (3), it is characterized in that: direction to control system (2) comprises yaw rudder (21), steering handle (22) and manipulation transport sector (23), yaw rudder (21) is located at stern (12) and locates, and yaw rudder (21) is connected with steering handle (22) by manipulation transport sector (23), power system (3) comprises actuating device (4) and propelling unit (5), actuating device (4) is made up of support (41), handrail (42), front saddle (43), front left crank pedal (44), front right crank pedal (45), front axle (46), front sprocket wheel (47), front chain (48), middle right sprocket wheel (49), axis (410), middle left sprocket wheel (411), rear chain (412), rear sprocket wheel (413), rear axle (414), rear left crank pedal (415), rear right crank pedal (416) and rear cradling (417), front axle (46), axis (410) and rear axle (414) are parallel to each other and equal horizontal arrangement, and they are all vertical with the longitudinal plane of symmetry of hull (1) vertical, it is upper that front sprocket wheel (47) is arranged on front axle (46), and it is upper that middle right sprocket wheel (49) and middle left sprocket wheel (411) are co-axially mounted on axis (410), and rear sprocket wheel (413) is arranged on rear axle (414), front sprocket wheel (47), front chain (48) and one group of chain transmission of middle right sprocket wheel (49) composition, they are placed in the right side of the longitudinal plane of symmetry of hull (1) vertical, and their rotational plane is parallel with the longitudinal plane of symmetry of vertical of hull (1), rear sprocket wheel (413), rear chain (412) and middle left sprocket wheel (411) also form one group of chain transmission, and they are placed in the left side of the longitudinal plane of symmetry of hull (1) vertical, and their rotational plane is also parallel with the longitudinal plane of symmetry of vertical of hull (1), front axle (46), axis (410) are identical with the hand of rotation of rear axle (414), it is upper that support (41) is fixed on hull (1), in handrail (42) above with support by support (41) in steering handle (22) below, front axle (46) two ends, left and right be connected respectively front left crank pedal (44) and front right crank pedal (45), front axle (46) is connected with support (41) by bearing, axis (410) middle part is connected with support (41) by bearing, left section of axis (410) is connected with hull (1) left side wall by bearing, and expose to the left side of hull (1) through hull (1) left side wall, right section of axis (410) is connected with hull (1) right side wall by bearing, and expose to the right of hull (1) through hull (1) right side wall, two are all carried out water-tight processing through place, rear axle (414) two ends, left and right be connected respectively rear left crank pedal (415) and rear right crank pedal (416), rear axle (414) is connected with support (41) by bearing, front sprocket wheel (47) is identical with rear sprocket wheel (413) size and the number of teeth, and middle right sprocket wheel (49) is also identical with middle left sprocket wheel (411) size and the number of teeth, front sprocket wheel (47) is the same with the transmitting ratio of middle left sprocket wheel (411) with rear sprocket wheel (413) with the transmitting ratio of middle right sprocket wheel (49), is 1:2, front left crank pedal (44) and front right crank pedal (45) are placed in the not homonymy of front axle (46), 180 ° of their phase phasic differences, rear left crank pedal (415) and rear right crank pedal (416) are placed in the not homonymy of rear axle (414), and their phase place also differs 180 °, front left crank pedal (44) is identical with rear left crank pedal (415) phase place, propelling unit (5) comprises left propelling unit (6) and right propelling unit (7), and left propelling unit (6) is identical with right propelling unit (7) structure and be symmetrically arranged in the left and right sides of hull (1), left propelling unit (6) is made up of left-hand rotation arm (61), left blade (62), left oar axle (63), left pilot bar (64), left guides (65) and left guides strut member (66), vertical being connected of left end of exposing hull (1) left side of the axis (410) of one end of left-hand rotation arm (61) and actuating device, vertical being connected in one end of the other end of left-hand rotation arm (61) and left oar axle (63), left oar axle (63) and axis (410) are arranged in respectively the left and right sides of left-hand rotation arm (61), the other end of left oar axle (63) is connected in the root of left blade (62) the leading edge place near left blade (62) by bearing and left blade (62), and left oar axle (63) is parallel with the leading edge of left blade (62), the end face of one end of close left-hand rotation arm (61) plane of rotation of the root end face of left blade (62) is vertical with the leading edge of left blade (62), the lower end of left pilot bar (64) and left blade (62) are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, left pilot bar (64) is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with left oar axle (63), and the upper end of left pilot bar (64) is through left guides (65), left guides (65) is combined through anticlockwise bearing (652) by left linear bearing (651), left guides (65) is installed on the top in the left side, middle part of hull (1), and is placed in the left side of left-hand rotation arm (61) plane of rotation, and left guides (65) is connected with hull (1) by left guides strut member (66), the length of left pilot bar (64) should enough guarantee that its upper end is all the time in left guides (65) and do not come off, right propelling unit (7) is made up of right-hand rotation arm (71), right blade (72), right oar axle (73), right pilot bar (74), right guides (75) and right guides strut member (76), vertical being connected of right-hand member of exposing hull (1) right side of one end of right-hand rotation arm (71) and the axis (410) of actuating device, vertical being connected in one end of the other end of right-hand rotation arm (71) and right oar axle (73), axis (410) and right oar axle (73) are arranged in respectively the left and right sides of right-hand rotation arm (71), the other end of right oar axle (73) is connected in the root of right blade (72) the leading edge place near right blade (72) by bearing and right blade (72), and right oar axle (73) is parallel with the leading edge of right blade (72), the end face of one end of close right-hand rotation arm (71) plane of rotation of the root end face of right blade (72) is vertical with the leading edge of right blade (72), the lower end of right pilot bar (74) and right blade (72) are fixed on the intersection point place of this end face string of a musical instrument and trailing edge, right pilot bar (74) is on the extended line of this end face string of a musical instrument outside trailing edge and vertical with right oar axle (73), and the upper end of right pilot bar (74) is through right guides (75), right guides (75) is combined through right rotation bearing (752) by right linear bearing (751), right guides (75) is installed on the top on the right side, middle part of hull (1), and is placed in the right side of right-hand rotation arm (71) plane of rotation, and right guides (75) is connected with hull (1) by right guides strut member (76), the length of right pilot bar (74) should enough guarantee that its upper end is all the time in right guides (75) and do not come off, the line of left guides (65) and right guides (75) is parallel with axis (410) axis, and directly over axis (410) axis or near front and back, axis (410), left-hand rotation arm (61), right-hand rotation arm (71), left oar axle (63) and right oar axle (73) are in same plane, and left oar axle (63) and right oar axle (73) are on same straight line, axis (410), the setting height(from bottom) of left guides (65) and right guides (75) meets: when this canoe at full load, the extended line of left pilot bar (64) point of contact tangent with left oar axle rotation round (9) forwardly, the extended line of right pilot bar (74) point of contact tangent with right oar axle (73) rotation round forwardly, the extended line of left pilot bar (64) in the wings with the extended line of the tangent point of contact of left oar axle rotation round (9) and right pilot bar (74) in the wings with the tangent point of contact of right oar axle (73) rotation round with high and just in the water surface (8) position or a little higher than water surface (8) position, the phase relation of the phase place of left-hand rotation arm (61) and front left crank pedal (44) meets: when the perpendicular position of hanging down of the below of left-hand rotation arm (61) in axis (410) be left blade (62) and right blade (72) simultaneously in bottom time, the dead ahead of front left crank pedal (44) in front axle (46) or front upper place and and the angle of horizontal surface of front axle (46) between 0 ° ~ 60 °.

2. the foot-operated canoe of a kind of two people according to claim 1, is characterized in that: hull (1) adopts timber or glass-felt plastic to make.

3. the foot-operated canoe of a kind of two people according to claim 1, it is characterized in that: left guides (65) is installed near the rotation round of left oar axle (63), but left guides (65) to the maximum width that the distance between axis (410) is greater than left-hand rotation arm (61) length and left blade (62) is maximum chord length sum; Right guides (75) is installed near the rotation round of right oar axle (73), but right guides (75) to the maximum width that the distance between axis (410) is greater than right-hand rotation arm (71) length and right blade (72) is maximum chord length sum.

4. the foot-operated canoe of a kind of two people according to claim 1, is characterized in that: left blade (62) and right blade (72) adopt stiffener plate oar.

5. the foot-operated canoe of a kind of two people according to claim 4, is characterized in that: left blade (62) and right blade (72) adopt timber or carbon fiber composite material to be made.