CN104527869A - Frame and seat-free type multifunctional body building bicycle - Google Patents
Frame and seat-free type multifunctional body building bicycle Download PDFInfo
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- CN104527869A CN104527869A CN201410769802.9A CN201410769802A CN104527869A CN 104527869 A CN104527869 A CN 104527869A CN 201410769802 A CN201410769802 A CN 201410769802A CN 104527869 A CN104527869 A CN 104527869A
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Abstract
The invention provides a frame and a seat-free type multifunctional body building bicycle. The frame (10) comprises a front extension portion (10A), a middle installation hole (14), a sleeve (15) and a rear extension portion (10B); the front extension portion (10A) is arranged to extend towards the front direction downward; the rear extension portion (10B) is arranged to extend towards the rear direction backward relative to the middle installation hole (14); the sleeve (15) is formed above the middle installation hole (14) and inclines forward; an included angle (a) between the sleeve (15) and the perpendicular direction is from 0 to 45 degrees. According to the frame and the seat-free type multifunctional body building bicycle, the front extension portion, the sleeve and the rear extension portion extend to the external side from the middle installation hole, the size is small, and the center of gravity is low.
Description
Technical field
The present invention relates to a kind of vehicle frame, in particular for the vehicle frame without seat type multifunctional exercise bicycle.The invention still further relates to a kind of without seat type multifunctional exercise bicycle, it adopts this vehicle frame.
Background technology
Bicycle is one of vehicle the most universal in human history, and it is mainly used in the object of traffic and motion.Usually, user is when riding bicycle, and user to be sitting on vehicle seat and to hold handlebar, rotates pedal subsequently, thus make rear wheel with leg.Traditional bicycle is all equipped with vehicle seat.To be sitting on vehicle seat user and to hold handlebar, when riding bicycle, being difficult in the short time reach the effect of taking exercises.
In prior art, the vehicle frame of bicycle generally comprises the front fork sleeve for installing front fork, for installing the saddle sleeve pipe of saddle, for installing the axis sleeve pipe of axis, connected by upper beam between front fork sleeve and saddle sleeve pipe, being connected by cant beam between axis sleeve pipe and front fork sleeve, and be connected by vertical beam between saddle sleeve pipe with axis sleeve pipe, also establishing the rear axle crotch for installing trailing wheel in addition, rear axle crotch one end is for installing rear axle, and the other end is fixedly connected with axis sleeve pipe.At present, known cycle frame kind, type are a lot, but most of same or similar, but all there is the shortcoming that volume is large, center of gravity is high.
Summary of the invention
The object of the invention is to, provide a kind of vehicle frame, its volume is little, and center of gravity is low.
The present invention is achieved through the following technical solutions: a kind of vehicle frame, described vehicle frame comprise forward portion, middle part mounting hole, sleeve and after prolong portion, described forward portion is arranged to extend towards front lower place relative to described middle part mounting hole, after described, the portion of prolonging is arranged to extend towards the back lower place relative to described middle part mounting hole, described sleeve is positioned at the top of described middle part mounting hole and towards top rake, the angle of described sleeve and vertical is 0 ° to 45 °.
As the further improvement of technique scheme, described forward portion comprises the first side plate and the second side plate, and the front side of described first side plate and the front side of described second side plate are provided with the U-lag of opening forward.
As the further improvement of technique scheme, after described, the portion of prolonging comprises the 3rd side plate, the 4th side plate and the first connecting panel, and described first connecting panel is fixedly connected on the rear end of described 3rd side plate and the rear end of described second side plate.
As the further improvement of technique scheme, described vehicle frame is one-body molded of metal.
A kind of vehicle frame, for without seat type multifunctional exercise bicycle, describedly comprise front-wheel without seat type multifunctional exercise bicycle, rear two-wheel assembly, vehicle frame, joystick, foot-operated assembly and transmission component, described foot-operated assembly is connected with described front-wheel by described transmission component, described vehicle frame comprises forward portion, middle part mounting hole, sleeve and after prolong portion, described forward portion is arranged to extend towards front lower place relative to described middle part mounting hole, after described, the portion of prolonging is arranged to extend towards the back lower place relative to described middle part mounting hole, described sleeve be positioned at described middle part mounting hole top and towards top rake, the angle of described sleeve and vertical is 0 ° to 45 °.
As the further improvement of technique scheme, described forward portion comprises the first side plate and the second side plate, the front side of described first side plate and the front side of described second side plate are provided with the U-lag of opening forward, and the S. A. of described front-wheel is connected on described U-lag.
As the further improvement of technique scheme, after described, the portion of prolonging comprises the 3rd side plate, 4th side plate and the first connecting panel, described first connecting panel is fixedly connected on the rear end of described 3rd side plate and the rear end of described second side plate, described rear two-wheel assembly comprises left rear wheel, off hind wheel, steeraxle, the left and right sides of described steeraxle is connected with described left rear wheel and described off hind wheel respectively, the rear end of prolonging portion after described is provided with the first connecting panel, the front end of described steeraxle is provided with the second connecting panel, described first connecting panel and described second connecting panel are fitted and are bolted to connection.
As the further improvement of technique scheme, the angle of described first connecting panel and horizontal surface is 30 ° to 50 °.
A kind of without seat type multifunctional exercise bicycle, describedly comprise front-wheel without seat type multifunctional exercise bicycle, rear two-wheel assembly, vehicle frame, joystick, foot-operated assembly and transmission component, described foot-operated assembly is connected with described front-wheel by described transmission component, described vehicle frame comprises forward portion, middle part mounting hole, sleeve and after prolong portion, described forward portion is arranged to extend towards front lower place relative to described middle part mounting hole, after described, the portion of prolonging is arranged to extend towards the back lower place relative to described middle part mounting hole, described sleeve be positioned at described middle part mounting hole top and towards top rake, the angle of described sleeve and vertical is 0 ° to 45 °.
According to claim 9 without seat type multifunctional exercise bicycle, the size of the wheel rim of described front-wheel is greater than the size of the wheel rim of described rear two-wheel assembly, described transmission component is chain gear assembly, described in view in the longitudinal direction, joystick is projected as straight line, the axis of described foot-operated assembly is located in the mounting hole of described middle part, the ground Clearance of the axis of described foot-operated assembly is 20 millimeters to 35 millimeters, described joystick is plugged in described sleeve, and the angle of described sleeve and vertical is 10 ° to 20 °.
Enforcement the invention has the beneficial effects as follows: vehicle frame of the present invention comprise forward portion, middle part mounting hole, sleeve and after prolong portion, forward portion, sleeve and after the portion that prolongs extend laterally from middle part mounting hole, its volume is little, and center of gravity is low.
Accompanying drawing explanation
Fig. 1 adopts the right side schematic view without seat type multifunctional exercise bicycle according to the vehicle frame of an embodiment of the invention;
Fig. 2 is the rear side schematic diagram without seat type multifunctional exercise bicycle of Fig. 1;
Fig. 3 is the schematic perspective view of the folded state without seat type multifunctional exercise bicycle of Fig. 1;
Fig. 4 is the left side schematic diagram without seat type multifunctional exercise bicycle of Fig. 1;
Fig. 5 is the right side schematic view without seat type multifunctional exercise bicycle according to another embodiment of the present invention;
Fig. 6 is the schematic perspective view of the vehicle frame according to an embodiment of the invention;
Fig. 7 is another schematic perspective view of the vehicle frame of Fig. 6;
Fig. 8 is the plan sketch of the vehicle frame of Fig. 6;
Fig. 9 is the plan sketch of first connecting panel in the portion that prolongs after the vehicle frame of Fig. 8;
Figure 10 is the plan sketch of the rear two-wheel assembly without seat type multifunctional exercise bicycle of Fig. 1;
Number in the figure implication is as follows: 100-is without seat type multifunctional exercise bicycle; 10-vehicle frame; 20-rides assembly; 30-front-wheel; 40-transmission component; 50-joystick; 50A-joystick; 60-rear brake assembly; 70-grip; Two-wheel assembly after 80-; 10A-forward portion; Portion is prolonged after 10B-; 11-first side plate; 12-second side plate; 13-U shape groove; Mounting hole in the middle part of 14-; 15-sleeve; 16-jack; 17-the 4th side plate; 18-the 3rd side plate; 19-first connecting panel; 52-folding position; 62-brake lever; 64-stops line; 66-brake; 81-off hind wheel; 82-left rear wheel; 84-steeraxle; 88-second connecting panel; 191-bolt hole; 192-bolt hole; 193-bolt hole; 194-bolt hole; 195-bolt hole; 196-bolt hole; A-angle; B-angle; Mounting hole center in the middle part of O-; The H-ground Clearance.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further detailed.
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
In describing the invention, it is to be appreciated that term " first ", " second " etc. are only for describing object, and instruction or hint relative importance can not be interpreted as.In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
In accompanying drawing of the present invention, relative azimuth term "front", "rear", "left", "right", "up" and "down" refer to the orientation in the ride without seat type multifunctional exercise bicycle.In accompanying drawing of the present invention, term angle a, angle b refer to, the respective angles under the state that will be placed in without seat type multifunctional exercise bicycle on level ground.
As shown in Figure 1, adopt and comprise front-wheel 30, rear two-wheel assembly 80, vehicle frame 10, joystick 50, foot-operated assembly 20 and transmission component 40 according to the vehicle frame of an embodiment of the invention without seat type multifunctional exercise bicycle 100.Described front-wheel 30 and described rear two-wheel assembly 80 are connected to front side, the rear side of described vehicle frame 10.Described joystick 50 is fixed on described vehicle frame 10 in the mode leaned forward.Described foot-operated assembly 20 is arranged on the middle part of described vehicle frame 10.Described foot-operated assembly 20 is connected with described front-wheel 30 power by described transmission component 40.When user tramples foot-operated assembly 20, by transmission component 40 by transmission of power extremely described front-wheel 30, thus move forward.
Adopt and be according to improvements without seat type multifunctional exercise bicycle of the vehicle frame of an embodiment of the invention, bicycle 100 comprises front-wheel 30, rear two-wheel assembly 80, described rear two-wheel assembly 80 comprises two trailing wheels, described front-wheel is driving wheel, when user tramples foot-operated assembly 20, by transmission component 40 by transmission of power extremely described front-wheel 30, thus move forward, and described two trailing wheels are flower wheel, play the effect supporting and balance, compared to the setting of an existing bicycle trailing wheel, the balance quality and the safety performance that arrange two trailing wheels are better, and relative to existing tricycle, the size of the wheel rim of front-wheel 30 of the present invention is obviously greater than the size of the wheel rim of described two trailing wheels, operating characteristic is better, and be easy to carry, the bicycle of this structure integrates traveling and motion experience, fashion is dazzled extremely.In the present embodiment, the size of the wheel rim of front-wheel 30 is greater than the size of the wheel rim of described two trailing wheels, and preferably, the wheel rim of described front-wheel 30 is of a size of 12 cun to 26 cun.The wheel rim (i.e. the wheel rim of left rear wheel 82 and the wheel rim of off hind wheel 81) of described rear two-wheel assembly 80 is of a size of 6 cun to 14 cun, and the size of the wheel rim of front-wheel 30 and two trailing wheels is in this range of sizes, and the ratio of bicycle 100 is more coordinated, operability is better.Such as, in a specific embodiment, the wheel rim of described front-wheel 30 is of a size of 20 cun, and the described left rear wheel 82 of rear two-wheel assembly 80 and the wheel rim of off hind wheel 81 are of a size of 8 cun.In another specific embodiment, the wheel rim of described front-wheel 30 is of a size of 24 cun, and the described left rear wheel 82 of rear two-wheel assembly 80 and the wheel rim of off hind wheel 81 are of a size of 12 cun.
In the present embodiment, described front-wheel 30 is magnesium alloy integrated wheel.But the present invention is not limited thereto, described front-wheel 30 also can be aluminum alloy integrated wheel or corrosion-resistant steel integrated wheel etc.
In the present embodiment, described transmission component 40 is chain gear assembly, comprises front sprocket wheel and rear sprocket wheel.The front sprocket wheel of transmission component 40 is arranged on the S. A. of front-wheel 30, and the rear sprocket wheel of transmission component 40 is arranged on the axis of foot-operated assembly 20.By described transmission component 40, described foot-operated assembly 20 is connected with described front-wheel 30 power.And the external diameter of the front sprocket wheel of transmission component 40 is less than the external diameter of the rear sprocket wheel of transmission component 40.Make that bicycle is more laborsaving, operability is better.Although transmission component 40 described in the present embodiment is chain gear assembly, the present invention is not limited thereto, described transmission component 40 can be such as belt drive component etc.
Adopt and be according to the another improvements without seat type multifunctional exercise bicycle of the vehicle frame of an embodiment of the invention, being projected as of joystick 50 described in view (view seen from front to back or the view seen from back to front) is in the longitudinal direction linear.Being projected as of joystick 50 described in view is in the longitudinal direction linear, and bicycle can be made to have preferably operating characteristic and balance quality.As shown in Figure 2, described joystick 50 be projected as linear.But in view in the lateral direction, the projection of described joystick can be linear, also can not be linear.Such as, as shown in Figure 5, in one embodiment of the invention, joystick 50A described in view in the longitudinal direction be projected as linear; But in view in the lateral direction, the projection of described joystick 50A is not linear, but the shape of bending.Although in Figure 5, joystick 50A is made up of two linear parts, an obtuse angle is formed between two linear parts, but joystick 50A also can form the shape of camber line, line segment and curve combination or multistage curved, as long as hand-held can be convenient to and provide the shape of better balance to be all applicable to the present invention, the design of joystick also can be made more various, meet customer's multiple demands.
In the present embodiment, described joystick 50 is linear bar.Being projected as of joystick 50 described in view is in the longitudinal direction linear, and the projection of joystick 50 described in view in the lateral direction is also linear.The structure of the joystick 50 of this shape is more simple, make bicycle more light.
As shown in Figure 3, in a preferred embodiment of the invention, described joystick 50 is folded form joystick.At joystick 50, the position of vehicle frame 10 is provided with folding position 52, by folding position 52, joystick 50 can be folded, the free end of joystick 50 is folded on rear two-wheel assembly 80.Thus, the volume without seat type multifunctional exercise bicycle can be reduced, be convenient for carrying without seat type multifunctional exercise bicycle.
Adopt and there are provided a kind of vehicle frame of novelty according to the improvements again without seat type multifunctional exercise bicycle of the vehicle frame of an embodiment of the invention.As shown in Figure 8, this vehicle frame 10 comprise forward portion 10A, middle part mounting hole 14, sleeve 15 and after prolong portion 10B.Described forward portion 10A is arranged to extend towards front lower place relative to described middle part mounting hole 14.Prolong portion 10B after described to be arranged to extend towards the back lower place relative to described middle part mounting hole 14.Described sleeve 15 be positioned at described middle part mounting hole 14 top and towards top rake.Described sleeve 15 is 0 ° to 45 ° with the angle of vertical.
As mentioned above, described vehicle frame 10 comprise forward portion 10A, middle part mounting hole 14, sleeve 15 and after prolong portion 10B.As shown in Fig. 1 to 5, described front-wheel 30 is connected to the front end of described forward portion 10A.The axis of described foot-operated assembly 20 is located in described middle part mounting hole 14.Described joystick 50 is plugged in described sleeve 15.The rear end of prolonging portion 10B after described is connected with described rear two-wheel assembly 80.
As mentioned above, described sleeve 15 can be 0 ° to 45 ° with the angle of vertical.In addition, as mentioned above, described joystick 50 is plugged in described sleeve 15, and therefore, described joystick 50 can be also 0 ° to 45 ° with the angle a of vertical, is convenient to user's manipulation bar, controls travel direction by joystick.
In the present embodiment, described joystick 50 is 13 ° with the angle a of vertical.In another specific embodiment, described joystick 50 is 10 ° to 15 ° with the angle a of vertical.In another specific embodiment, described joystick 50 is 20 ° to 35 ° with the angle a of vertical.The angle a of described joystick 50 and vertical is according to the wheel rim of front-wheel 30, the change such as wheel rim, maneuvering performance of rear two-wheel assembly 80.Preferably, described joystick 50 is 10 ° to 15 ° with the angle a of vertical.When described joystick 50 is 10 ° to 15 ° with the angle a of vertical, comparatively meet the riding posture of user, user easily grips joystick, rides more smooth and easy.
As shown in Fig. 6, Fig. 7, Fig. 8, in the present embodiment, described forward portion 10A comprises the first side plate 11 and the second side plate 12.The front side of described first side plate 11 and the front side of described second side plate 12 are provided with the U-lag 13 of opening forward.The two ends of the S. A. of front-wheel 30 are connected in U-lag 13, and by fastening structure fastening.In the present embodiment, prolong portion 10B after described and comprise the 3rd side plate 18, the 4th side plate 17 and the first connecting panel 19.Described first connecting panel 19 is fixedly connected on the rear end of described 3rd side plate 18 and the rear end of described 4th side plate 17.The forward portion of this structure and after to prolong the structure in portion simple, reliable, make the fixing more firm of front-wheel and trailing wheel, arrange more compact and reasonable.And in the present embodiment, described vehicle frame 10 is one-body molded of metal.Certainly, the present invention is not limited thereto, each several part of vehicle frame 10 also can be bolted, the mode such as welding is fixed into an entirety.
In addition, can strengthening rib be set, to strengthen the mechanical strength of vehicle frame between the first side plate 11 and the second side plate 12.In like manner, between the 3rd side plate 18, the 4th side plate 17, can strengthening rib be set, to strengthen the mechanical strength of vehicle frame.
As shown in Figures 1 to 5, the free end of described joystick 50 is provided with grip 70 to form hand handle.User ride make without seat type multifunctional exercise bicycle time, bipod is trampled on two pedals of foot-operated assembly 20, both hands or be hold by one hand hand handle.Grip 70 can adopt plastics, foam or other friction material.
As shown in Figure 10, in the present embodiment, braked by rear two-wheel assembly 80 without seat type multifunctional exercise bicycle 100, described rear two-wheel assembly 80 comprises left rear wheel 82, off hind wheel 81, steeraxle 84.The left and right sides of described steeraxle 84 is connected with described left rear wheel 82 and described off hind wheel 81 respectively.The front end of described steeraxle 84 with described after prolong portion 10B rear end be connected.In addition, steeraxle 84 can arrange coil spring, bumper etc., to realize buffering, shock-absorbing function.
As shown in Figure 1, in the present embodiment, describedly rear brake assembly 60 is also comprised without seat type multifunctional exercise bicycle.Described rear brake assembly 60 comprises brake lever 62, stop line 64 and brake 66.Described brake lever 62 is arranged on the top of described joystick 50, and described brake 66 is arranged on the steeraxle 84 of rear two-wheel assembly 80.Brake 66 is disc brake, described brake 66 be arranged on described brake lever 62 on steeraxle 84 pass through described in line 64 of stopping be connected with the brake 66 installed on two-wheel assembly 80 in the rear, the structure of rear brake assembly of the present invention is simple, by pressing brake lever 62 braking device 66, make to stop advancing without seat type multifunctional exercise bicycle 100, braking effect is good.
Present invention also offers a kind of vehicle frame of novelty and the connection structure of rear wheel.Wherein, the rear end of prolonging portion 10B after described is provided with the first connecting panel 19.The front end of described steeraxle 84 is provided with the second connecting panel 88, described first connecting panel 19 is fitted with described second connecting panel 88 and is bolted to connection, rear wheel assemblies and vehicle frame is connected with the second connecting panel by arranging the first connecting panel, make the structure of bicycle more reliable, rideability is better.
As shown in Figures 1 to 5, the first connecting panel 19 is fixedly connected with by multiple bolt after contacting with the second connecting panel 88, thus forms the connection structure of vehicle frame and rear wheel.Shown in composition graphs 9 and Figure 10, in the present embodiment, the first connecting panel 19 and the second connecting panel 88 adaptive, the first connecting panel 19 and the second connecting panel 88 are all formed with 6 bolts hole.As shown in Figure 9, the first connecting panel 19 is formed with bolt hole 191, bolt hole 192, bolt hole 193, bolt hole 194, bolt hole 195, bolt hole 196.Wherein, the aperture of bolt hole 195, bolt hole 196 is larger; The aperture of bolt hole 191, bolt hole 192, bolt hole 193, bolt hole 194 is less.Correspondingly, the second connecting panel 88 is also provided with 6 bolts hole.
In the present embodiment, the rear end of prolonging portion 10B after described is provided with the first connecting panel 19.The front end of described steeraxle 84 is provided with the second connecting panel 88.Described first connecting panel 19 is fitted with described second connecting panel 88 and is bolted to connection.Wherein, described first connecting panel 19 can be 20 ° to 60 ° with the angle b of horizontal surface.In certain embodiments, described first connecting panel 19 is 30 ° to 50 ° with the angle b of horizontal surface.In other embodiment, described first connecting panel 19 is 35 ° to 45 ° with the angle of horizontal surface.In the present embodiment, the first connecting panel 19 is 45 ° with the angle b of horizontal surface.First connecting panel and horizontal surface shape are prolonged portion 10B after having a certain degree and being conducive to and are connected with rear wheel assemblies, connect more firmly and more compact structure.
As mentioned above, the axis of described foot-operated assembly 20 is located in described middle part mounting hole 14.Ground Clearance (i.e. the distance of the dried up plane earth of center O of the middle part mounting hole 14) H of the axis of described foot-operated assembly 20 is 20 millimeters to 35 millimeters.The size of wheel rim, the height etc. of car load center of gravity of this ground Clearance H foundation front-wheel are determined.When the ground Clearance, H was less, car load center of gravity is lower, handling also better without seat type multifunctional exercise bicycle 100.
User ride this without seat type multifunctional exercise bicycle time, bipod is trampled on two pedals of foot-operated assembly 20, both hands or be hold by one hand hand handle, utilize the position seeking balance of swaying, trample two pedals of foot-operated assembly 20, drive front-wheel to rotate, and then move forward.Ride in this process without seat type multifunctional exercise bicycle user, user needs to swing constantly health to seek the balance of car, and this is a kind of natural weight reducing exercise having enjoyment.Ride in this process without seat type multifunctional exercise bicycle user, user by swing joystick controlling party to, can enjoyment of riding be promoted.
This volume without seat type multifunctional exercise bicycle is little, lightly easy to carry.And, when described joystick 50 is folded form joystick, the volume without seat type multifunctional exercise bicycle can be reduced further, more convenient to carry without seat type multifunctional exercise bicycle.Novel structure without seat type multifunctional exercise bicycle of the present invention, modelling fashion trend is the good selection of interesting body-building.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (10)
1. a vehicle frame (10), it is characterized in that, described vehicle frame (10) comprise forward portion (10A), middle part mounting hole (14), sleeve (15) and after prolong portion (10B), described forward portion (10A) is arranged to extend towards front lower place relative to described middle part mounting hole (14), prolong portion (10B) after described to be arranged to extend towards the back lower place relative to described middle part mounting hole (14), described sleeve (15) is positioned at the top at described middle part mounting hole (14) and towards top rake, described sleeve (15) is 0 ° to 45 ° with the angle (a) of vertical.
2. vehicle frame according to claim 1 (10), it is characterized in that, described forward portion (10A) comprises the first side plate (11) and the second side plate (12), and the front side of described first side plate (11) and the front side of described second side plate (12) are provided with the U-lag (13) of opening forward.
3. vehicle frame according to claim 1 (10), it is characterized in that, prolong portion (10B) after described and comprise the 3rd side plate (18), the 4th side plate and the first connecting panel (19), described first connecting panel (19) is fixedly connected on the described rear end of the 3rd side plate (18) and the rear end of described second side plate (12).
4. vehicle frame according to claim 1 (10), is characterized in that, described vehicle frame (10) is one-body molded of metal.
5. a vehicle frame (10), for without seat type multifunctional exercise bicycle, describedly comprise front-wheel (30) without seat type multifunctional exercise bicycle, rear two-wheel assembly (80), vehicle frame (10), joystick (50), foot-operated assembly (20) and transmission component (40), described foot-operated assembly (20) is connected with described front-wheel (30) by described transmission component (40), it is characterized in that, described vehicle frame (10) comprises forward portion (10A), middle part mounting hole (14), sleeve (15) and after prolong portion (10B), described forward portion (10A) is arranged to extend towards front lower place relative to described middle part mounting hole (14), prolong portion (10B) after described to be arranged to extend towards the back lower place relative to described middle part mounting hole (14), described sleeve (15) be positioned at described middle part mounting hole (14) top and towards top rake, described sleeve (15) is 0 ° to 45 ° with the angle (a) of vertical.
6. vehicle frame according to claim 5 (10), it is characterized in that, described forward portion (10A) comprises the first side plate (11) and the second side plate (12), the front side of described first side plate (11) and the front side of described second side plate (12) are provided with the U-lag (13) of opening forward, and the S. A. of described front-wheel (30) is connected on described U-lag (13).
7. vehicle frame according to claim 5 (10), it is characterized in that, prolong portion (10B) after described and comprise the 3rd side plate (18), 4th side plate and the first connecting panel (19), described first connecting panel (19) is fixedly connected on the described rear end of the 3rd side plate (18) and the rear end of described second side plate (12), described rear two-wheel assembly (80) comprises left rear wheel (82), off hind wheel (81), steeraxle (84), the left and right sides of described steeraxle (84) is connected with described left rear wheel (82) and described off hind wheel (81) respectively, the rear end of prolonging portion (10B) after described is provided with the first connecting panel (19), the front end of described steeraxle (84) is provided with the second connecting panel (88), described first connecting panel (19) and described second connecting panel (88) are fitted and are bolted to connection.
8. vehicle frame according to claim 7 (10), is characterized in that, described first connecting panel (19) is 30 ° to 50 ° with the angle (b) of horizontal surface.
9. one kind without seat type multifunctional exercise bicycle, it is characterized in that, describedly comprise front-wheel (30) without seat type multifunctional exercise bicycle, rear two-wheel assembly (80), vehicle frame (10), joystick (50), foot-operated assembly (20) and transmission component (40), described foot-operated assembly (20) is connected with described front-wheel (30) by described transmission component (40), it is characterized in that, described vehicle frame (10) comprises forward portion (10A), middle part mounting hole (14), sleeve (15) and after prolong portion (10B), described forward portion (10A) is arranged to extend towards front lower place relative to described middle part mounting hole (14), prolong portion (10B) after described to be arranged to extend towards the back lower place relative to described middle part mounting hole (14), described sleeve (15) be positioned at described middle part mounting hole (14) top and towards top rake, described sleeve (15) is 0 ° to 45 ° with the angle (a) of vertical.
10. according to claim 9 without seat type multifunctional exercise bicycle, it is characterized in that, the size of the wheel rim of described front-wheel (30) is greater than the size of the wheel rim of described rear two-wheel assembly (80), described transmission component (40) is chain gear assembly (40), joystick described in view in the longitudinal direction (50) be projected as straight line, the axis of described foot-operated assembly (20) is located in described middle part mounting hole (14), the ground Clearance of the axis of described foot-operated assembly (20) is 20 millimeters to 35 millimeters, described joystick (50) is plugged in described sleeve (15), described sleeve (15) is 10 ° to 20 ° with the angle (a) of vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410769802.9A CN104527869A (en) | 2014-12-15 | 2014-12-15 | Frame and seat-free type multifunctional body building bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410769802.9A CN104527869A (en) | 2014-12-15 | 2014-12-15 | Frame and seat-free type multifunctional body building bicycle |
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| Publication Number | Publication Date |
|---|---|
| CN104527869A true CN104527869A (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410769802.9A Pending CN104527869A (en) | 2014-12-15 | 2014-12-15 | Frame and seat-free type multifunctional body building bicycle |
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| Country | Link |
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| CN (1) | CN104527869A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4669746A (en) * | 1985-11-26 | 1987-06-02 | Wu Jia Shyang | Resilient bicycle |
| CN101962058A (en) * | 2009-07-21 | 2011-02-02 | 许亮亮 | Micro-stepping exercise bicycle |
| CN203937780U (en) * | 2014-06-20 | 2014-11-12 | 宁波途锐达休闲用品有限公司 | Drift bicycle |
-
2014
- 2014-12-15 CN CN201410769802.9A patent/CN104527869A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4669746A (en) * | 1985-11-26 | 1987-06-02 | Wu Jia Shyang | Resilient bicycle |
| CN101962058A (en) * | 2009-07-21 | 2011-02-02 | 许亮亮 | Micro-stepping exercise bicycle |
| CN203937780U (en) * | 2014-06-20 | 2014-11-12 | 宁波途锐达休闲用品有限公司 | Drift bicycle |
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