CN102060073B

CN102060073B - Snow bike

Info

Publication number: CN102060073B
Application number: CN 200910223437
Authority: CN
Inventors: 谢来红
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-11-16
Filing date: 2009-11-16
Publication date: 2013-04-03
Anticipated expiration: 2029-11-16
Also published as: CN102060073A

Abstract

The invention discloses a snow bike which comprises a bike frame, a handle bracket, a sled assembly and a rear transmission assembly. The handle bracket can be installed at the front end of the bike frame in a rotatable way, the sled assembly and the rear transmission assembly are respectively arranged at the lower end of the handle bracket and the rear end of the bike frame in a detachable way, the sled assembly comprises a main rod and a sled board, the upper side of the main rod is installed at the lower end of the handle bracket detachably, the sled board is arranged at the lower side of the main rod movably, and a shockproof buffer device is arranged between the main rod and the sled board. The snow bike has little body impact shock and is safe to use, and a crawler of the snow bike can grip land very firmly.

Description

A kind of snow bicycle

Technical field:

The present invention relates to a kind of outdoor activity bicycle, particularly a kind of snow bicycle.

Background technology:

In the prior art, front end sled assembly such as patent CA2496740 and the disclosed a kind of snow bicycle of US2006232026, comprise ski and mobile jib, wherein ski is by the rotating mobile jib lower end that is installed in of an adapter shaft, when rugged ice face slides, ski adjusting free to rotate, to adapt to the ice face of different gradient, bicycle is slided forward smoothly, but ski rotate to be regulated and can clashed into domatic generation during with domatic the contact, and then produces an impulsive force, and, this impulsive force increases with the increase of bicycle coasting speed and the ice face gradient, because corresponding Shockproof damping device is not set, this impulsive force will act directly on it car body and the user, cause the fierce vibrations of car body, had a strong impact on the traveling comfort that uses; In addition, this ski is on the downslide abrupt slope or when plowing the slightly large cirque of diameter, and its front end descends rapidly easily and is trapped in the ice and snow, and then causes the overturning phenomenon, and is very dangerous.

In addition, rear portion driving device such as the disclosed a kind of snow bicycle of patent US2006232026, comprise trailing wheel, after poppet, crawler belt, track tension assembly and adhere to shockproof assembly, wherein adhering to shockproof assembly is installed between after poppet and the vehicle frame, what mainly adopt is oil pressure, the bumper of hydraulic pressure or air pressure, bicycle is on rugged road surface during high speed slide, its track tension assembly and this corresponding part crawler belt can produce a high-frequency up and down fluctuation according to the road surface, and the Main Function that adheres to shockproof assembly is to guarantee that by its Telescopic crawler belt also can keep in touch and absorb the vibrations that itself and collision on the ground produce with ground in wave process, this just requires to adhere to shockproof assembly and has higher sensitivity, the high-frequency quick-expansion of energy, to guarantee contacting of crawler belt and ground, and the oil pressure of shockproof assembly is adhered in the conduct of adopting in this patent, the bumper of hydraulic pressure or air pressure, only has preferably vibration-absorbing function fruit, but sensitivity is low, can not adapt to high-frequency quick-expansion action, cause easily crawler belt to grab the not firm and skidding in ground.

Summary of the invention:

The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of car body impact endurance test shock little, use safety and crawler belt to grab the firm snow bicycle in ground.

According to a kind of snow bicycle provided by the invention, comprise vehicle frame, handle bracket, sled assembly and rear portion transmission component, wherein, the rotating vehicle frame front end that is installed in of handle bracket, sled assembly and rear portion transmission component respectively detouchable are installed in handle bracket lower end and vehicle frame rear end, the rear portion transmission component comprises trailing wheel, after poppet, crawler belt, track tension assembly and adhere to shockproof assembly, wherein, trailing wheel is by the rotatable vehicle frame rear end that is installed in of an axletree, after poppet is rotatable to be installed on the axletree, after poppet comprises upper arm and the underarm of captive joint, upper arm extends upward, underarm is simultaneously downward-sloping extension backward, track tension assembly is installed on the free end of underarm, adhering to shockproof assembly is connected between upper arm free end and the vehicle frame, crawler tensioning is installed on trailing wheel and the track tension assembly, described sled assembly comprises mobile jib and ski, mobile jib upside detouchable is installed in the handle bracket lower end, the ski activity be arranged on the mobile jib downside, Shockproof damping device also is installed between mobile jib and the ski.Described Shockproof damping device is comprised of pipe link and spring, described ski upper surface is provided with Connection Block by midway location, and pipe link one end and described mobile jib lower end are hinged, and the other end and Connection Block front end are hinged, spring one end is connected with the pipe link centre portion, and the other end is connected with the Connection Block rear end.

The present invention also has following attached technical characterictic:

The described shockproof assembly that adheres to is one to have the tortuous bow shape spring leaf of a concave surface and a convex surface, and its concave surface places described trailing wheel one side and an end and described vehicle frame to be flexibly connected, and the other end is captiveed joint with described upper arm by an adjusting part.

Described adjusting part is movably connected in the free-ended connecting strap of described upper arm, has two positioning grooves that be arranged in parallel on this connecting strap, and the described shockproof assembly that adheres to is installed on two positioning grooves by screw is adjustable.

Described track tension assembly comprises rocking arm, tension wheel and track adjusting wheel, and wherein, rocking arm centre portion and described underarm free end are hinged, and tension wheel and track adjusting wheel be rotatable rear end and the front end that is installed in rocking arm respectively.

According to a kind of snow bicycle provided by the invention, with respect to the advantage of prior art be:

The first, among the present invention, between mobile jib and ski, Shockproof damping device is installed, this Shockproof damping device is comprised of pipe link and spring, can absorb ski and the most impulsive force that ice face gradient bump produces by actv., reduce the vibrations of car body, improve the traveling comfort that uses; In addition, this ski is on the downslide abrupt slope or when plowing the slightly large cirque of diameter, and this Shockproof damping device can stop shovel to descend rapidly and be trapped in the ice and snow, has reduced therefore and the overturning that produces is dangerous, has increased the safety of using.

Second, among the present invention, adhere to shockproof assembly and be one and have the tortuous bow shape spring leaf of a concave surface and a convex surface, this tortuous bow shape spring leaf adopts the materials such as resin, natural fiber or glass fibre to synthesize and makes, and has high resiliency and high-intensity characteristics, and is highly sensitive, adapt to the fluctuation of crawler belt by self elastic deformation, can force the crawler belt in high-frequency fluctuation to be kept in touch with ground all the time, strengthen the fixing that crawler belt is grabbed ground, reduce the probability that skidding produces.

Description of drawings:

Introduce in detail the present invention below in conjunction with the drawings and specific embodiments.

Fig. 1 is the structural representation of snow bicycle of the present invention;

Fig. 2 is the structural representation of adjusting part among the present invention.

The specific embodiment:

With reference to Fig. 1, Fig. 2, a kind of snow bicycle of carrying according to the present invention, comprise vehicle frame 1, handle bracket 2, sled assembly 3 and rear portion transmission component 4, wherein, handle bracket 2 rotating vehicle frame 1 front ends that are installed in, sled assembly 3 and rear portion transmission component 4 respectively detouchable are installed in handle bracket 2 lower ends and vehicle frame 1 rear end, after sled assembly 3 and rear portion transmission component 4 pulled down, change common wheel, can ride on the ground on the road, rear portion transmission component 4 comprises trailing wheel 41, after poppet 42, crawler belt 43, track tension assembly 44 and adhere to shockproof assembly 45, wherein, trailing wheel 41 is by an axletree 5 rotatable vehicle frame 1 rear ends that are installed in, after poppet 42 rotatable being installed on the axletree 5, after poppet 42 comprises upper arm 421 and the underarm 422 of captive joint, wherein, upper arm 421 extends upward with respect to trailing wheel 41, underarm 422 is with respect to backward simultaneously downward-sloping extension of trailing wheel 41, make, underarm 421, keep a fixing angle between 422, track tension assembly 44 is installed on the free end of underarm 422, adhering to shockproof assembly 45 is connected between upper arm 421 free ends and the vehicle frame 1, crawler belt 43 tensionings are installed on trailing wheel 41 and the track tension assembly 44, sled assembly 3 comprises mobile jib 31 and ski 32, mobile jib 31 upside detouchables are installed in handle bracket 2 lower ends, ski 32 activities be arranged on mobile jib 31 downsides, between mobile jib 31 and the ski 32 Shockproof damping device 6 is installed also.

Shockproof damping device 6 is comprised of pipe link 61 and spring 62, ski 32 upper surfaces are provided with Connection Block 321 by midway location, pipe link 61 1 ends and mobile jib 31 lower ends are hinged, the other end and Connection Block 321 front ends are hinged, spring 62 1 ends are connected with pipe link 61 centre portions, the other end is connected with Connection Block 321 rear ends, ski 32 high speed slides strike when domatic, it is around pipe link 61 and Connection Block 321 front end hinged place clickwises, wherein, front part is clashed into domatic and has been lifted up with domatic, rear section presses down, at this moment, 32 pairs of springs 62 of ski have a pulling force, under spring 62 pulling force effects, ski 32 rear sections have obtained slowing down to domatic impact, subsequently, under human bady gravitational and effect of inertia, handle bracket 2 and mobile jib 31 are to bottom offset, and force pipe link 61 to be rotated down around itself and Connection Block 321 front end hinged places, and and to support by Compress Spring 62 and ski 32, the spring 6 in the compression process will absorb most of impulsive force of generation behind domatic and ski 32 bumps and mobile jib 31 and move down impulsive force to ski 32, and then so that the impulsive force that finally acts on the car body significantly reduces, increased the traveling comfort that uses.

In addition, this ski 32 is on the downslide abrupt slope or when plowing the slightly large cirque of diameter, and spring 62 can stop ski 32 front ends to descend rapidly and be trapped in the ice and snow, and then has avoided the overturning phenomenon, uses safety.

Adhere to shockproof assembly 45 and be one and have the tortuous bow shape spring leaf of a concave surface and a convex surface, its concave surface places cushion rod lower end flexible connection on trailing wheel 41 1 sides and an end and the vehicle frame 1, the other end is captiveed joint with upper arm 421 by an adjusting part 7, this tortuous bow shape spring leaf adopts resin, the material such as natural fiber or glass fibre is synthetic to be made, has high resiliency, high strength and highly sensitive characteristics, adapt to the fluctuation of crawler belt by self elastic deformation, can force the crawler belt in the high-frequency fluctuation to be kept in touch with ground all the time, strengthen crawler belt and grabbed the fixing on ground, reduced the probability that skidding produces, adjusting part 7 is movably connected in upper arm 421 free-ended connecting straps 71, have two positioning grooves 72 that be arranged in parallel on this connecting strap 71, adhere to shockproof assembly 45 by screw 73 adjustable being installed on two positioning grooves 72, during adjusting, unclamp screw 73 and get final product, setting range is limited by two positioning grooves 72.

Track tension assembly 44 comprises Rocker arm 4 41, tension wheel 442 and track adjusting wheel 443, wherein; Rocker arm 4 41 centre portions and underarm 422 free ends are hinged; tension wheel 422 and track adjusting wheel 443 be rotatable rear end and the front end that is installed in Rocker arm 4 41 respectively; when sliding on the rugged ice face; tension wheel 422 and track adjusting wheel 443 can rotate freely fluctuation around Rocker arm 4 41 and underarm 422 hinged places with Rocker arm 4 41, to adapt to the ice face of differing heights, increase the stability that crawler belt 43 is grabbed ground.

Above-described embodiment is only for explanation the present invention's; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; in the situation that does not break away from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be limited by each claim.

Claims

1. snow bicycle, comprise vehicle frame (1), handle bracket (2), sled assembly (3) and rear portion transmission component (4), wherein, rotating vehicle frame (1) front end that is installed in of handle bracket (2), sled assembly (3) and rear portion transmission component (4) respectively detouchable are installed in handle bracket (2) lower end and vehicle frame (1) rear end, rear portion transmission component (4) comprises trailing wheel (41), after poppet (42), crawler belt (43), track tension assembly (44) and adhere to shockproof assembly (45), wherein, trailing wheel (41) is by rotatable vehicle frame (1) rear end that is installed in of an axletree (5), after poppet (42) is rotatable to be installed on the axletree (5), after poppet (42) comprises upper arm (421) and the underarm (422) of captive joint, upper arm (421) extends upward, underarm (422) is simultaneously downward-sloping extension backward, track tension assembly (44) is installed on the free end of underarm (422), adhering to shockproof assembly (45) is connected between upper arm (421) free end and the vehicle frame (1), crawler belt (43) tensioning is installed on trailing wheel (41) and the track tension assembly (44), it is characterized in that: described sled assembly (3) comprises mobile jib (31) and ski (32), mobile jib (31) upside detouchable is installed in handle bracket (2) lower end, ski (32) is movable is arranged on mobile jib (31) downside, between mobile jib (31) and the ski (32) Shockproof damping device (6) is installed also, described Shockproof damping device (6) is comprised of pipe link (61) and spring (62), described ski (32) upper surface is provided with Connection Block (321) by midway location, pipe link (61) one ends and described mobile jib (31) lower end are hinged, the other end and Connection Block (321) front end is hinged, spring (62) one ends are connected with pipe link (61) centre portion, and the other end is connected with Connection Block (321) rear end.

2. a kind of snow bicycle as claimed in claim 1, it is characterized in that: the described shockproof assembly (45) that adheres to is one to have the tortuous bow shape spring leaf of a concave surface and a convex surface, its concave surface places described trailing wheel (41) one sides and an end and described vehicle frame (1) to be flexibly connected, and the other end is captiveed joint with described upper arm (421) by an adjusting part (7).

3. a kind of snow bicycle as claimed in claim 2, it is characterized in that: described adjusting part (7) is movably connected in the free-ended connecting strap of described upper arm (421) (71), have two positioning grooves (72) that be arranged in parallel on this connecting strap (71), the described shockproof assembly (45) that adheres to is installed on two positioning grooves (72) by screw (73) is adjustable.

4. a kind of snow bicycle as claimed in claim 3, it is characterized in that: described track tension assembly (44) comprises rocking arm (441), tension wheel (442) and track adjusting wheel (443), wherein; rocking arm (441) centre portion and described underarm (422) free end are hinged, tension wheel (422) and track adjusting wheel (443) be rotatable rear end and the front end that is installed in rocking arm (441) respectively.