CN201825186U

CN201825186U - Dual-purpose bicycle applicable to snow field and common field

Info

Publication number: CN201825186U
Application number: CN201020584529XU
Authority: CN
Inventors: 陈惠强
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-01
Filing date: 2010-11-01
Publication date: 2011-05-11
Anticipated expiration: 2020-11-01

Abstract

The utility model relates to the technical field of bicycles, in particular to a dual-purpose bicycle applicable to a snow field and a common field, which is provided with a bicycle body, and comprises a front wheel, a rear wheel, a frame, a front fork and a rear seat frame, wherein two sides of the front fork and two sides of the rear seat frame are respectively provided with telescopic tubes stretching and retracting towards the lower side; and the lower end parts of the telescopic tubes are pivoted with snowboards. After the structure is adopted, the telescopic tubes can be retracted and the snowboards can be folded on the common fields and roads, and then the bicycle can be used as a common bicycle; and when the dual-purpose bicycle is on the snow field, the snowboards can be unfolded and the telescopic tubes can be stretched to lead the snowboards to touch the ground, and the front snowboard and the rear snowboard to be reinforced and fastened by screws, so that the snowboards have bearing capacity, and the tyres of the bicycle leave the ground, and then the dual-purpose bicycle can be used as a sled for people to use in the snow field for entertainment.

Description

A kind of dual-purpose bicycle that is applicable to snowfield and common place

Technical field:

The utility model relates to technical field of bicycles, refers in particular to a kind of dual-purpose bicycle that is applicable to snowfield and common place.

Background technology:

China is bicycle big country, and almost everybody has bicycle.Existing bicycle is except as the vehicle, and also more as leisure, the instrument of taking exercise, but it is useful in prevailing roadway and uses, and generally can't ride in thicker snowfield.And for the people in the north, especially snowy the time, sled is very common walking-replacing tool and amusement and recreation apparatus.Two kinds of appliance function of bicycle and sled are all more single, and the restriction of suitable place is arranged; For the customer, not only cost is higher to have bicycle and sled simultaneously, and the two takes up room greatlyyer, and sled especially, volume greatly and heavy can bring many inconvenience to the customer.

The utility model content:

The purpose of this utility model promptly is to provide a kind of dual-purpose bicycle that is applicable to snowfield and common place.

The utility model realizes that the technical scheme that its purpose adopts is: a kind of dual-purpose bicycle that is applicable to snowfield and common place, it has a bicycle body, comprise front-wheel, trailing wheel, vehicle frame, front fork and back mounting, wherein, be respectively equipped with the telescopic pipe flexible towards the below in the both sides of described front fork and the both sides of back mounting, the bottom of described telescopic pipe is articulated with skis.

Described telescopic pipe comprises the bassoon that is fixedly mounted on the bicycle body and stretches into the tubule of described bassoon by the bottom, and the bottom of described bassoon is provided with breach and fastening device; Bottom in described tubule is provided with bearing seat, and described bearing seat articulates with the rotating shaft that is arranged on described skis.

Described skis is the folding skis, it comprises header board and back plate that axle is hinged, be respectively equipped with the articulated section on header board and the back plate, bolted connection is passed through in described two articulated sections, and is formed with the spacer portion for the bearing seat connection of described tubule bottom between two articulated sections; Described header board and back plate also are respectively equipped with the nut of coaxial setting, and wherein be connected with on the nut can with another nut bonded assembly screw rod.

The aft end face of described header board is inclined-plane up, and the front end face of corresponding described back plate is inclined-plane down.

After the utility model adopts said structure, on common place and road surface, telescopic pipe contraction, skis are folded up, promptly be can be used as common bicycle and use; And when on snowfield, skis can be launched, telescopic pipe elongation lands skis and bike tyre is liftoff, strengthen by screw rod between the skis front and rear panel fastening, thereby make skis have load-carrying ability, so just can be used as sled, for people's use of in snowfield, lying fallow.Therefore the utlity model has very strong manoevreability and practicality, can increase people's the joy of life greatly, and the utility model contraction folding convenient, it is little to take up room, and light weight is convenient to people and is carried and take in.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of the utility model deployed condition;

Fig. 3, Fig. 4, Fig. 5 are the structural representations of skis among the utility model embodiment;

Fig. 6 is the folded state diagram of a kind of embodiment of the utility model.

The specific embodiment:

Below in conjunction with specific embodiments and the drawings the utility model is further specified.

As shown in Figure 1, a kind of snowfield land dual-purpose bicycle, it has a bicycle body, this bicycle body is the structure of existing bicycle, comprise front-wheel 1, trailing wheel 2, vehicle frame 3, front fork 4 and back mounting 5 etc., its improvements are, are respectively equipped with the telescopic pipe 6 flexible towards the below in the both sides of described front fork 4 and the both sides of back mounting 5, and the bottom of described telescopic pipe 6 is articulated with skis 7.

Particularly, described telescopic pipe 6 comprises bassoon 61 that is fixedly mounted on the bicycle body and the tubule 62 that is stretched into described bassoon 61 by the bottom, bassoon 61 outsides are provided with journal stirrup, and mode that can be by bolted connection or welding and front fork 4 or back mounting 5 are connected and fixed; And the bottom of described bassoon 61 is provided with breach 610 and fastening device 63; Its structural principle is identical with the vehicle seat lifting bar of bicycle in the prior art, when opening fastening device 63, because breach 610 can loosen, therefore tubule 62 telescopic movings to the needs position, can be got final product fastening device 63 lockings again; Be provided with bearing seat 621 in the bottom of described tubule 62, it is used for and rotating shaft 70 pivot joints that are arranged on the skis 7, can rotate along rotating shaft 70 thereby skis 7 and tubule 62 are articulated also, so that deal with the domatic of injustice.

Skis 7 can be common integral type skis, and its length is not so that the time spent interferes with user's heel is advisable.Perhaps, also can be Fig. 3, Fig. 4, folding skis shown in Figure 5, it comprises hinged header board of axle 71 and back plate 72, be respectively equipped with articulated section 73 on header board 71 and the back plate 72, described two articulated sections 73 connect by bolt 74, and are formed with the spacer portion 75 for bearing seat 621 connections of described tubule 62 bottoms between two articulated sections 73; Be that described bolt 74 passes header board 71 articulated sections, bearing seat, plate 72 articulated sections, back successively, whole skis and tubule 62 are articulated; Described header board 71 and back plate 72 also are respectively equipped with the nut 76 of coaxial setting, and wherein be connected with on the nut 76 can with another nut bonded assembly screw rod 77, its effect is: under folded state, 77 of screw rods are connected with one of them nut, when launching to use, screw rod 77 is coupled together with two nuts 76 simultaneously, make exceptionally straight formation one plane, bottom surface of header board 71 and back plate 72, avoid header board 71 and back plate 72 to run into ground-surface antagonistic force in sliding and fold, assurance is slided normally and is carried out.The benefit that adopts collapsible skis is that skis length is longer after launching, and helps tightening security property and stability.

The aft end face of described header board 71 is inclined-plane up, and the front end face of corresponding described back plate 72 is inclined-plane down.Because if be that back plate inclined-plane words up resistance in the process of sliding is big down right angle face or header board inclined-plane, met accident by clamping stagnation easily.

On common place and road surface, as shown in Figure 6, telescopic pipe 6 contractions, skis 7 are folded up, promptly can be used as common bicycle and use; And on snowfield the time, can will strengthen fastening by screw rod between skis 7 expansion, the skis front and rear panel, thereby make skis have load-carrying ability, telescopic pipe 6 elongation lands skis 7 and bike tyre is liftoff, so just can be used as sled, kicking backward by both feet makes bicycle coasting, perhaps provides pulling force by animal such as dog etc., for people's use of lying fallow in snowfield.

Claims

1. dual-purpose bicycle that is applicable to snowfield and common place, it has a bicycle body, comprise front-wheel (1), trailing wheel (2), vehicle frame (3), front fork (4) and back mounting (5), it is characterized in that: be respectively equipped with the telescopic pipe (6) flexible towards the below in the both sides of described front fork (4) and the both sides of back mounting (5), the bottom of described telescopic pipe (6) is articulated with skis (7).

2. a kind of dual-purpose bicycle that is applicable to snowfield and common place according to claim 1, it is characterized in that: described telescopic pipe (6) comprises the bassoon (61) that is fixedly mounted on the bicycle body and stretches into the tubule (62) of described bassoon (61) by the bottom, and the bottom of described bassoon (61) is provided with breach (610) and fastening device (63); Be provided with bearing seat (621) in the bottom of described tubule (62), described bearing seat (621) articulates with the rotating shaft (70) that is arranged on described skis (7).

3. a kind of dual-purpose bicycle that is applicable to snowfield and common place according to claim 1 and 2, it is characterized in that: described skis (7) is the folding skis, it comprises header board (71) and back plate (72) that axle is hinged, be respectively equipped with articulated section (73) on header board (71) and the back plate (72), described two articulated sections (73) connect by bolt (74), and are formed with the spacer portion (75) for bearing seat (621) connection of described tubule (62) bottom between two articulated sections (73); Described header board (71) and back plate (72) also are respectively equipped with the nut (76) of coaxial setting, and wherein be connected with on the nut (76) can with another nut bonded assembly screw rod (77).

4. a kind of dual-purpose bicycle that is applicable to snowfield and common place according to claim 3 is characterized in that: the aft end face (710) of described header board (71) is inclined-plane up, and the front end face (720) of corresponding described back plate (72) is inclined-plane down.