CN208699019U - Bicycle in a kind of water - Google Patents

Abstract

Bicycle in a kind of water, including car body, steering mechanism and driving mechanism, car body are hollow structure；Steering mechanism includes the blade for being rotatably arranged on car body front end, and blade is fixedly connected with the handlebar for rotating blade；Driving mechanism includes the main shaft for being rotatably arranged on lower car body, the both ends of main shaft are respectively connected with a pedal for driving main shaft to rotate, the middle part turning set of main shaft is equipped with the second axle sleeve, second axle sleeve is fixedly connected with the adjustable propeller shaft of axis inclination angle, turning set is equipped with propeller in propeller shaft, the drainage direction of propeller is the front-rear direction from car body, propeller outer end is fixedly connected with an outer gear ring, drive bevel gear is equipped with close to the part fixing sleeve of one of pedal on main shaft, drive bevel gear drives outer gear ring rotation by gear transmission unit.The utility model can be used as fitness equipment or marine vehicle, can be adjusted according to the concrete condition of user, applied widely.

Description

Bicycle in a kind of water

Technical field

The utility model relates to sports bicycle field, bicycle in specifically a kind of water.

Background technique

Sub-aqua sport bicycle has become by the favorite underwater gymnasium equipment of body builder.Sub-aqua sport bicycle is put In water-filled pond, when body-building, body builder scrunches the foot pedal of bicycle, and the impeller with more blades returns in water Turn, water forms the resistance of motion to the reaction force of blade, plays the role of the exercise to body builder's leg muscle and cardio-pulmonary function.

Existing sub-aqua sport bicycle mostly uses stationary structure, that is, the bottom for being fixed on pond can not move, and makees It is absolutely not problem for body-building equipment, but its use scope is also only limitted to body-building equipment, can only use in swimming pool, It can not be used in broader natural water area.And the direction of propulsion of impeller be mostly it is fixed, can not be adjusted, no The resistance of motion can be adjusted, the user of different physical conditions can not be adapted to.

Utility model content

In order to solve deficiency in the prior art, the utility model provides bicycle in a kind of water, can be used as fitness equipment Material or marine vehicle can be adjusted according to the concrete condition of user, applied widely.

To achieve the goals above, the utility model use the specific scheme is that bicycle in a kind of water, including car body, The steering mechanism of car body front end is set and the driving mechanism of lower car body is set, the car body is hollow structure；Described turn It include the blade for being rotatably arranged on the car body front end to mechanism, blade is fixedly connected with the handlebar for rotating blade；It is described Driving mechanism includes the main shaft for being rotatably arranged on the lower car body, and the both ends of main shaft are respectively connected with one for driving master The middle part turning set of the pedal of shaft rotation, main shaft is equipped with the second axle sleeve, and it is adjustable that the second axle sleeve is fixedly connected with axis inclination angle The propeller shaft of section, turning set is equipped with propeller in propeller shaft, and the drainage direction of propeller is from the front and back of car body To propeller outer end is fixedly connected with an outer gear ring, and the part fixing sleeve of close one of pedal is equipped with master on main shaft Dynamic bevel gear, drive bevel gear drive outer gear ring to rotate by gear transmission unit.

It is recessed inwardly to form seating portion in the middle part of the car body, body rear end is fixedly connected with rear buoyancy tank, rear buoyancy tank It extends vertically upwards, the front side wall of rear buoyancy tank is set as arc.

The steering mechanism further includes the sleeve for being vertically installed in the car body front end, and sleeve inner rotation is provided with blade Shaft, the lower end of blade shaft are fixedly connected with the blade, and the upper end of blade shaft is fixedly connected with crossbeam, the middle part of crossbeam It is fixedly installed preceding buoyancy tank, the handlebar is set as two, and two handlebars are fixedly connected with preceding buoyancy tank.

The middle part of the sleeve is rotatablely connected by two spring bearings and the blade shaft, the top and bottom of sleeve Respectively pass through an axle envelope closing.

The both ends of the crossbeam are respectively fixedly connected with a side buoyancy tank.

The lower car body integrally connected is worn in each lower support plate there are two the lower support plate that is oppositely arranged Have first axle sleeve, the main shaft sequentially passes through two the first axle sleeves, second axle sleeve be located at two the first axle sleeves it Between.

Second axle sleeve is fixedly connected with a rectangular support frame, and the propeller shaft is fixedly connected on support Between two sides being oppositely arranged of frame.

Also rotation is provided with rotating bar between two lower support plates, and screw rod, screw rod are equipped in the middle part of rotating bar One end be coaxially fixed with turntable, the other end of screw rod is rotatablely connected by universal joint and the support frame.

The gear transmission unit includes the pedestal being fixedly connected with second axle sleeve, and base rotation is connected with transmission Axis, fixing sleeve is equipped with driven wheel of differential and driving gear on transmission shaft, and wherein driven wheel of differential is mutually nibbled with the drive bevel gear It closes, driving gear is meshed with the outer gear ring.

The both ends of the main shaft are respectively rotatably connected to a pedal connecting rod, and pedal connecting rod is fixedly connected with pedal shaft, The axis of pedal shaft and the axis of main shaft are parallel to each other, and the pedal is rotatably arranged in pedal shaft.

The pedal is in rectangular parallelepiped structure, and one end of pedal is fixedly connected with convex block, and convex block is fixedly connected with the gear of arc Plate, and baffle bends towards the stress surface of pedal, is also uniformly provided with several width directions along pedal on the stress surface of pedal and prolongs The groove stretched.

The utility model has the advantages that

1, the utility model is since it is desired that both feet firmly can drive propeller rotational, and resistance is larger in water, need Want biggish strength smoothly bicycle can be pushed to move forward, so the utility model can play the work of exercise and body-building With can especially perform physical exercise to the lower limbs strength of user；

2, because the utility model can move in water, the opposite underwater bicycle with existing stationary structure For, the utility model can also be used as marine vehicle, in natural water area, can use the utility model substitution Ship is as sightseeing tool；

3, the draining angle of the propeller of the utility model is able to carry out adjusting, so as to according to the specific feelings of user Condition selection increases forward thrust or increases upwards thrust；

4, the buoyancy of the utility model in water is big, and ensure that by the way that hollow crossbeam is arranged with two side buoyancy tanks It will not turn on one's side, so highly-safe.

Detailed description of the invention

Fig. 1 is the overall structure side view of the utility model；

Fig. 2 is the handle bar structure schematic diagram of the utility model；

Fig. 3 is the blade set-up mode schematic diagram of the utility model；

Fig. 4 is the driving mechanism schematic diagram of the utility model；

Fig. 5 is the overall structure cross-sectional view of the utility model；

Fig. 6 is the pedal structure schematic diagram of the utility model；

Fig. 7 is the preferred arrangement schematic diagram in support frame section in the utility model embodiment；

Fig. 8 is the adjusting method schematic diagram of the utility model propeller draining angle.

Appended drawing reference: 1, preceding buoyancy tank, 2, crossbeam, 3, side buoyancy tank, 4, sleeve, 5, blade, 6, car body, 7, seating portion, 8, rear buoyancy tank, 9, lower support plate, 10, pedal, 11, pedal shaft, 12, pedal connecting rod, 13, cavity, 14, main shaft, 15, Handlebar, 16, blade shaft, 17, axle envelope, 18, spring bearing, the 19, first axle sleeve, the 20, second axle sleeve, 21, pedestal, 22, active Bevel gear, 23, driven wheel of differential, 24, transmission shaft, 25, driving gear, 26, outer gear ring, 27, propeller shaft, 28, propeller, 29, support frame, 30, turntable, 31, rotating bar, 32, screw rod, 33, universal joint, 34, groove, 35, convex block, 36, baffle.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The overall structure side view that Fig. 1 to 7, Fig. 1 is the utility model is please referred to, Fig. 2 is the handlebar knot of the utility model Structure schematic diagram, Fig. 3 are the blade set-up mode schematic diagrames of the utility model, and Fig. 4 is the driving mechanism schematic diagram of the utility model, Fig. 5 is the overall structure cross-sectional view of the utility model, and Fig. 6 is the pedal structure schematic diagram of the utility model, and Fig. 7 is that this is practical new The preferred arrangement schematic diagram in support frame section in type embodiment.

Bicycle in a kind of water, including car body 6, is arranged in the steering mechanism of 6 front end of car body and 6 lower part of car body is arranged in Driving mechanism.Car body 6 is hollow structure；Steering mechanism includes the blade 5 for being rotatably arranged on 6 front end of car body, and blade 5 is fixedly connected There is the handlebar 15 for rotating blade 5；Driving mechanism includes the main shaft 14 for being rotatably arranged on 6 lower part of car body, main shaft 14 Both ends are respectively connected with a pedal 10 for driving main shaft 14 to rotate, and the middle part turning set of main shaft 14 is equipped with the second axle sleeve 20, the second axle sleeve 20 is fixedly connected with the adjustable propeller shaft 27 of axis inclination angle, and turning set is equipped in propeller shaft 27 Propeller 28, the drainage direction of propeller 28 are the front-rear direction from car body 6, and 28 outer end of propeller is fixedly connected with an external tooth 26 are enclosed, the part fixing sleeve of close one of pedal 10 is equipped with drive bevel gear 22 on main shaft 14, and drive bevel gear 22 is logical Crossing gear transmission unit drives outer gear ring 26 to rotate.

When in use, bicycle is put into water, user is sitting on car body 6.One is formed inside hollow car body 6 Cavity 13 can effectively improve water to the buoyancy of bicycle, so that guarantor and bicycle can float in water.Then The both feet of user are stepped on respectively on two pedals 10, identical as ordinary bicycle, drive two pedals 10 to do circle by both feet Zhou Yundong drives main shaft 14 to rotate, and then drives drive bevel gear 22 to rotate by main shaft 14, passes through gear transmission unit Transmission effect, drive bevel gear 22 drive propeller 28 to rotate around propeller shaft 27, and propeller 28 is by water to after bicycle Side arranges, so that bicycle be pushed to move forwards.When needing to turn to, user's both hands hold handlebar 15, by rotating vehicle 15 drive blades 5 are rotated, so that bicycle be driven integrally to turn to.

Since it is desired that both feet can firmly drive propeller 28 to rotate, and resistance is larger in water, needs biggish power Amount smoothly can push bicycle to move forward, so the utility model can play the role of exercise and body-building, especially It can perform physical exercise to the lower limbs strength of user.In addition, because the utility model can move in water, relatively and now For the underwater bicycle of some stationary structures, the utility model can also be used as marine vehicle, in natural water In domain, it can use the utility model substitute vessel and be only used as sightseeing tool.

In order to improve the comfort level of seating, the middle part of car body 6 is recessed inwardly to form seating portion 7, and user, which can be sitting in, to be multiplied In seat portion 7, torso portion height is reduced, and without bending over, both hands can hold handlebar 5, and riding will not cause the soreness of waist to carry on the back for a long time Bitterly.6 rear end of car body is fixedly connected with rear buoyancy tank 8, and rear buoyancy tank 8 extends vertically upwards, and the front side wall of rear buoyancy tank 8 is set as Arc, rear buoyancy tank 8 are hollow structure, cooperate with car body 6 and improve buoyancy, while can also prevent user after bicycle End slides.

Steering mechanism further includes the sleeve 4 for being vertically installed in 6 front end of car body, and 4 inner rotation of sleeve is provided with blade shaft 16, the lower end of blade shaft 16 is fixedly connected with blade 5, and the upper end of blade shaft 16 is fixedly connected with crossbeam 2, in crossbeam 2 Portion is fixedly installed preceding buoyancy tank 1, and handlebar 15 is set as two, and two handlebars 15 are fixedly connected with preceding buoyancy tank 1.It needs to turn Xiang Shi, both hands hold two handlebars 15, then drive preceding buoyancy tank 1 and crossbeam 2 to rotate by rotating two handlebars 15, Jin Eryou Crossbeam 2 drives blade shaft 16 and blade 5 to rotate, and realizes and turns to.Preceding buoyancy tank 16 and crossbeam 2 are also configured as hollow structure, with Cooperation increases buoyancy jointly for car body 6 and rear buoyancy tank 8.The length of crossbeam 2 can be set long, to avoid bicycle side It turns over.

Because to use in water, any rotating member is required in view of waterproof and antirust, therefore the middle part of sleeve 4 It is rotatablely connected by two spring bearings 18 and blade shaft 16, the top and bottom of sleeve 4 respectively pass through an axle envelope 17 and close. Two axle envelopes 17 can enter inside sleeve 4 to avoid water and generate corrosion to spring bearing 18, to extend 18 He of spring bearing The service life of bicycle entirety.

The both ends of crossbeam 2 are respectively fixedly connected with a side buoyancy tank 3, and side buoyancy tank 3 is set as hollow structure, and side is floating Power case 3 is streamlined.On the one hand, cooperation improves jointly for side buoyancy tank 3 and car body 6, preceding buoyancy tank 1, rear buoyancy tank 8 and crossbeam 2 Buoyancy, another party surface side buoyancy tank 3 and crossbeam 2 cooperate, and make bicycle that can not swing to side, to avoid turning on one's side.

The connection of 6 portion integral of car body is worn in each lower support plate 9 there are two the lower support plate 9 that is oppositely arranged There is first axle sleeve 19, main shaft 14 sequentially passes through two the first axle sleeves 19, and the second axle sleeve 20 is located at two the first axle sleeves 19 Between.

Second axle sleeve 20 is fixedly connected with a rectangular support frame 29, and propeller shaft 27 is fixedly connected on support frame Between 29 two sides being oppositely arranged, the section of support frame 29 is in spindle, to reduce the resistance of water flow.

18, propeller need to drain to the rear of bicycle and bicycle can be pushed to advance, but the angle shadow of its draining The power generated is rung, when after drain angle horizontal direction, forward thrust is bigger, when draining angle towards the back lower place When, forward thrust reduces, but upward thrust increases, and can further avoid bicycle sinking.Therefore, according to using The draining angle of the concrete condition of person, propeller 18 should be adjusted.The utility model provides a kind of regulative mode, specifically It is that also rotation is provided with rotating bar 31 between two lower support plates 9, the middle part of rotating bar 31 is equipped with screw rod 32, screw rod 32 One end be coaxially fixed with turntable 30, the other end of screw rod 32 is rotatablely connected by universal joint 33 and support frame 29.It please refers to Fig. 8, Fig. 8 are the adjusting method schematic diagram of the utility model propeller draining angle, rotating bar 31, the second axle sleeve 20 and ten thousand in figure Three vertex to section 33 as a triangle, and the distance between rotating bar 31 and the second axle sleeve 20 are fixed, and a arrow is The drainage direction of the front propeller 28 of adjusting, a ' arrow are the drainage direction of the rear screw shaft 28 of adjusting.In adjustment process, pass through Rotating turntable 30 drives screw rod 32 to rotate, and then adjusts the length of the screw rod 32 between rotating bar 31 and universal joint 33, from And support frame 29 and the second axle sleeve 20 is driven to rotate around main shaft 14, propeller shaft 27 and spiral are driven when support frame 29 rotates Paddle 28 rotates synchronously, and realizes and adjusts the purpose that propeller 28 drains angle, the tilt angle of screw rod 32 can also occur at the same time Variation.

Gear transmission unit includes the pedestal 21 being fixedly connected with the second axle sleeve 20, and pedestal 21 is rotatably connected to transmission shaft 24, fixing sleeve is equipped with driven wheel of differential 23 and driving gear 25 on transmission shaft 24, wherein driven wheel of differential 23 and drive bevel gear 22 are meshed, and driving gear 25 is meshed with outer gear ring 26.When pedal 10 moves in a circle and main shaft 14 is driven to rotate It waits, main shaft 14 drives drive bevel gear 22 to rotate, and drive bevel gear 22 drives driven wheel of differential 23 and transmission shaft 24 to rotate again, And then drive driving gear 25 to rotate by transmission shaft 24, outer gear ring 26 and 28 turns of propeller are driven eventually by driving gear 25 It is dynamic, push bicycle to move forward.

The set-up mode of pedal 10 is similar with ordinary bicycle, is specifically respectively rotatably connected at the both ends of main shaft 14 One pedal connecting rod 12, pedal connecting rod 12 are fixedly connected with pedal shaft 11, the axis of pedal shaft 11 and the axis of main shaft 14 Line is parallel to each other, and pedal 10 is rotatably arranged in pedal shaft 11.Pedal 10 is in rectangular parallelepiped structure, and one end of pedal 10 is fixed to be connected Be connected to convex block 35, convex block 35 is fixedly connected with the baffle 36 of arc, and baffle 36 bends towards the stress surface of pedal 10, pedal 10 by The groove 34 that several width directions along pedal 10 extend also is uniformly provided on power face.Because being to use under water, lead to Frictional force between user foot and pedal 10 can be increased by crossing setting groove 34, avoid slipping.In order to further avoid sliding It is de-, it is provided with baffle 36, tiptoe can be stuck in 36 inside of baffle when use, and baffle 36 will not when if there is danger It influences foot to be detached from, to improve safety.

It should also be noted that, herein, relational terms such as first and second and the like are used merely to one Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain Lid non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (11)

1. bicycle in a kind of water including car body (6), is arranged in the steering mechanism of car body (6) front end and setting under car body (6) The driving mechanism in portion, it is characterised in that: the car body (6) is hollow structure；The steering mechanism is described including being rotatably arranged on The blade (5) of car body (6) front end, blade (5) are fixedly connected with the handlebar (15) for rotating blade (5)；The driving mechanism Main shaft (14) including being rotatably arranged on the car body (6) lower part, the both ends of main shaft (14) are respectively connected with one for band The middle part turning set of the pedal (10) of dynamic main shaft (14) rotation, main shaft (14) is equipped with the second axle sleeve (20), the second axle sleeve (20) it is fixedly connected with the adjustable propeller shaft (27) of axis inclination angle, turning set is equipped with propeller in propeller shaft (27) (28), the drainage direction of propeller (28) is the front-rear direction from car body (6), and propeller (28) outer end is fixedly connected with outside one Gear ring (26), the part fixing sleeve on main shaft (14) close to one of pedal (10) are equipped with drive bevel gear (22), actively Bevel gear (22) drives outer gear ring (26) rotation by gear transmission unit.

2. bicycle in a kind of water as described in claim 1, it is characterised in that: be recessed inwardly shape in the middle part of the car body (6) At seating portion (7), car body (6) rear end is fixedly connected with rear buoyancy tank (8), and rear buoyancy tank (8) extends vertically upwards, rear buoyancy tank (8) front side wall is set as arc.

3. bicycle in a kind of water as described in claim 1, it is characterised in that: the steering mechanism further includes vertically being installed in The sleeve (4) of car body (6) front end, sleeve (4) inner rotation are provided with blade shaft (16), the lower end of blade shaft (16) It is fixedly connected with the blade (5), the upper end of blade shaft (16) is fixedly connected with crossbeam (2), and the middle part fixation of crossbeam (2) is set It is equipped with preceding buoyancy tank (1), the handlebar (15) is set as two, and two handlebars (15) are fixedly connected with preceding buoyancy tank (1).

4. bicycle in a kind of water as claimed in claim 3, it is characterised in that: the middle part of the sleeve (4) passes through two branch It supports bearing (18) and the blade shaft (16) is rotatablely connected, the top and bottom of sleeve (4) respectively pass through axle envelope (17) envelope It closes.

5. bicycle in a kind of water as claimed in claim 3, it is characterised in that: the both ends of the crossbeam (2) are respectively fixedly connected There is a side buoyancy tank (3).

6. bicycle in a kind of water as described in claim 1, it is characterised in that: car body (6) portion integral is connected with two A lower support plate (9) being oppositely arranged is equipped with first axle sleeve (19), the master on each lower support plate (9) Shaft (14) sequentially passes through two the first axle sleeves (19), and second axle sleeve (20) is located between two the first axle sleeves (19).

7. bicycle in a kind of water as claimed in claim 6, it is characterised in that: second axle sleeve (20) is fixedly connected with one A rectangular support frame (29), the propeller shaft (27) are fixedly connected on two sides being oppositely arranged of support frame (29) Between side.

8. bicycle in a kind of water as claimed in claim 7, it is characterised in that: between two lower support plates (9) also Rotation is provided with rotating bar (31), is equipped in the middle part of rotating bar (31) screw rod (32), one end of screw rod (32) is coaxially fixed with The other end of turntable (30), screw rod (32) is rotatablely connected by universal joint (33) and the support frame (29).

9. bicycle in a kind of water as described in claim 1, it is characterised in that: the gear transmission unit includes and described the The pedestal (21) that two axle sleeves (20) are fixedly connected, pedestal (21) are rotatably connected to transmission shaft (24), fixing sleeve on transmission shaft (24) Equipped with driven wheel of differential (23) and driving gear (25), wherein driven wheel of differential (23) is mutually nibbled with the drive bevel gear (22) It closes, driving gear (25) is meshed with the outer gear ring (26).

10. bicycle in a kind of water as described in claim 1, it is characterised in that: the both ends of the main shaft (14) respectively rotate It is connected with a pedal connecting rod (12), pedal connecting rod (12) is fixedly connected with pedal shaft (11), the axis of pedal shaft (11) It is parallel to each other with the axis of main shaft (14), the pedal (10) is rotatably arranged on pedal shaft (11).

11. bicycle in a kind of water as claimed in claim 10, it is characterised in that: the pedal (10) is in rectangular parallelepiped structure, One end of pedal (10) is fixedly connected with convex block (35), and convex block (35) is fixedly connected with the baffle (36) of arc, and baffle (36) The stress surface of pedal (10) is bent towards, several width directions along pedal (10) are also uniformly provided on the stress surface of pedal (10) The groove (34) of extension.