CN201385739Y

CN201385739Y - Bicycle with functions of trolley

Info

Publication number: CN201385739Y
Application number: CN200920301693U
Authority: CN
Inventors: 萧士奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-27
Filing date: 2009-03-27
Publication date: 2010-01-20
Anticipated expiration: 2019-03-27

Abstract

A bicycle with the functions of a trolley comprises a first bicycle frame, a second bicycle frame, an auxiliary wheel and an accommodating unit, wherein, a support is movably arranged at one end of the first bicycle frame, a handle and a first wheel body are respectively arranged on two ends of the support, the second bicycle frame is movably combined with the other end of the first bicycle frame, a riding part is movably arranged on the end surface of the second bicycle frame, a pedal part and a second wheel body are respectively arranged on two sides of the bottom surface of the second bicycle frame, a transmission part is arranged between the pedal part and the second wheel body, and the auxiliary wheel is movably arranged on the first bicycle frame and in the vicinity of the position of the riding part. Therefore, the bicycle can not only have the functions of the bicycle, but also be used as the trolley after being folded; when in practical use, the bicycle can achieve the effects of easy carrying and flexible application under the obstacle environment.

Description

The bicycle of tool hand barrow function

Technical field:

The utility model relates to a kind of bicycle, especially finger is a kind of except that can having the bicycle function, but also fold-type is that hand barrow uses, and when reality is used, more can be as stair under the obstacle environment, reach and be easy to carry and the bicycle of the tool hand barrow function of the effect of applying in a flexible way.

Background technology:

Because leisure and environmental consciousness come back at present, therefore, the general common people all can reach the effect of Sport ﹠ Casual and carbon reduction in the mode that drives bicycle, and because the volume of general bicycle is bigger, institute is so that there is relevant dealer to develop a kind of folding cycle, and in addition fold-type reaches the effect of dwindling the bicycle volume and being convenient to carrying.

Though, known folding cycle fold-type reduced volume in addition reaches the effect that makes things convenient for carrying, but because this folding cycle is after fold-type, though can carry out carrying by vehicle easy to use, can't carry, and this folding cycle only can use as bicycle, therefore, than no change, cause its practicality relatively poor, applied in a flexible way and can't allow this bicycle be transformed to other kenel; Therefore, general known folding cycle is can't be realistic required during use.

The utility model content:

Technical problem to be solved in the utility model is: at above-mentioned the deficiencies in the prior art, a kind of bicycle of tool hand barrow function is provided, except that can having the bicycle function, also but fold-type is that hand barrow uses, and when reality is used, more can be under the obstacle environment, reach and be easy to the effect carrying and apply in a flexible way.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of bicycle of tool hand barrow function, and it comprises one first vehicle frame, one second vehicle frame, an accommodating unit; One end of this first vehicle frame is movably equipped with a support, and two ends of this support have the handle and first wheel body respectively; The end activity in addition of this second vehicle frame and first vehicle frame combines, and its end face is movably equipped with one and takes advantage of a portion, and two sides of this second vehicle frame bottom surface are respectively equipped with a pedal position and second wheel body, and is provided with a driving section between this pedal position and second wheel body; This accommodating unit activity is located on the support of first vehicle frame; Be characterized in: also comprise an auxiliary wheel, this auxiliary wheel activity is located on first vehicle frame and contiguous position of taking advantage of a portion.

So,, make this bicycle except that can having the bicycle function, but also fold-type is that hand barrow uses, and when reality is used by the setting of this auxiliary wheel, more can be under the obstacle environment, reach and be easy to the effect carrying and apply in a flexible way.

Description of drawings:

Fig. 1 is a three-dimensional appearance scheme drawing of the present utility model.

Fig. 1 a is the enlarged drawing of the brake portion of A among Fig. 1.

Fig. 2 is a side-looking view of the present utility model.

Fig. 3 is the profile status scheme drawing of the utility model variable-speed unit.

Fig. 4 is the decomposing state scheme drawing of the utility model variable-speed unit.

Fig. 5 is the bonding state scheme drawing of the utility model second vehicle frame and variable-speed unit.

Fig. 6 is a fold-type view one of the present utility model.

Fig. 7 is a fold-type view two of the present utility model.

Fig. 8 is a fold-type view three of the present utility model.

Fig. 9 is a fold-type view four of the present utility model.

Figure 10 is a fold-type view five of the present utility model.

Figure 11 is another fold-type view of the utility model.

Figure 12 is the running condition scheme drawing behind the utility model fold-type.

Figure 13 is another enforcement view of the utility model.

Figure 14 be support embodiment illustrated in fig. 13 with handle on combine the scheme drawing of the interlock unit that is provided with.

Figure 14 a is the enlarged drawing of B among Figure 14.

Label declaration:

First vehicle frame 1,1a support 11,11a

Handle 12,12a first wheel body 13

Fastener 131,231 brake portions 14

Holding piece 141 Access Divisions 15

Interlock unit 16a Connection Block 161a

To joint chair 162a trace 163a

Drive link 164a rotation section 165a

Nut 166a second vehicle frame 2

Take advantage of a portion 21 strut bars 211

Seat cushion 212 pedal positions 22

Second wheel body, 23 driving sections 24

Wheel hub 25 variable-speed units 26

Stopper section 261 two-way fluted discs 262

Hub 264 in neutral gear fluted disc 263 flywheels

The outer hub 266 of Variable speed fluted disc 265 flywheels

Ball 267 drivening pieces 27

Auxiliary wheel 3, the 3a body of rod 31

Cardan wheel 32 wheel body 32a

Drive belt 33a accommodating unit 4

Stair 5

The specific embodiment:

See also Fig. 1-shown in Figure 5, be the bicycle of tool hand barrow function of the present utility model, it is made of one first vehicle frame 1, one second vehicle frame 2, an auxiliary wheel 3 and an accommodating unit 4 at least.

One end of above-mentioned first vehicle frame of carrying 1 is movably equipped with a support 11, two ends of this support 11 have the handle 12 and first wheel body 13 respectively, and at least one side of this handle 12 has the brake portion 14 that can limit first wheel body 13, also can have the brake portion 14 that can limit first wheel body 13 and following second wheel body 23 (in the present embodiment be example with a brake portion 14 that can limit first wheel body 13) in two sides of this handle 12 respectively, and should have a holding piece 141 in the brake portion 14, can when brake portion 14 brakes, utilize holding piece 141 to use, and this first vehicle frame 1 is provided with one and form the Access Division 15 of interfering with this auxiliary wheel 3 as continuation brake.

This second vehicle frame 2 combines with the end activity in addition of first vehicle frame 1, its end face is movably equipped with one and takes advantage of a portion 21, and two sides of these second vehicle frame, 2 bottom surfaces are respectively equipped with a pedal position 22 and second wheel body 23, and between this pedal position 22 and second wheel body 23, be provided with a driving section 24, wherein this takes advantage of a portion 21 to include a strut bar 211 at least, an and seat cushion 212 of being located at strut bar 211 1 ends, and this driving section 24 can be a chain, and this first, two wheel bodys 13, has the fastener 131 that can dock mutually on the 23 corresponding one sides respectively, 231, and on the wheel hub 25 of this second wheel body 23, has a variable-speed unit 26 that cooperates with driving section 24, and this variable-speed unit 26 is provided with a stopper section 261, because of having two stop feature and plus-minus screw, so the back to the wheel of tending to act, when the chain bottom spurs, can prevent that chain from fluffing drops, and this driving section 24 is connected with one can be provided as the drivening piece 27 that gear is adjusted, and this drivening piece 27 is located on the handle 12, wherein this variable-speed unit 26 includes at least one two-way fluted disc 262, one neutral gear fluted disc 263, hub 264 in one flywheel, several Variable speed fluted discs 265 and outer hub 266 of flywheel and ball 267, and this two-way fluted disc 262 is fixedly arranged on wheel hub 25 1 sides of second wheel body 23, hub 264 has negative thread to combine with the wheel hub 25 of second wheel body 23 in this flywheel, this neutral gear fluted disc 263 is placed in the flywheel free to rotate on the hub 264,265 of each Variable speed fluted discs are fixedly arranged on the outer hub 266 of flywheel, and ball 267 can allow outer hub of flywheel and the interior hub of flywheel rotate mutually.Wherein the neutral gear fluted disc in the variable-speed unit 26 263 can not installed with two-way fluted disc 262, and can not influence other function.

These auxiliary wheel 3 activities are located on first vehicle frame 1 and contiguous position of taking advantage of a portion 21, and this auxiliary wheel 3 includes one at least and forms the body of rod 31 of interfering, an and cardan wheel (or little steering wheel) 32 of being located at the body of rod 31 1 ends with Access Division 15.

These accommodating unit 4 activities are located on the support 11 of first vehicle frame 1, and this accommodating unit 4 can be a basket body, briefcase or is a baggage container.In this way, constitute the bicycle of a brand new tool hand barrow function by said structure.

See also Fig. 6-shown in Figure 12, during use, can utilize first vehicle frame 1, handle 12, first wheel body 13, brake portion 14, second vehicle frame 2, take advantage of a portion 21, pedal position 22, second wheel body 23 and driving section 24 that the user is provided the use as bicycle.

When user's desire is hand barrow with this bicycle fold-type, be to take advantage of the strut bar 211 of a portion 21 to turn to earlier, make its seat cushion 212 turn to the direction (as shown in Figure 6) of second wheel body 23, and promoting Access Division 15 can spur the body of rod 31 of auxiliary wheel 3 downwards, make this cardan wheel 32 be resisted against (as shown in Figure 7) on the ground, rotate the support 11 on first vehicle frame 1 afterwards again, make this accommodating unit 4 turn to seat cushion 212 rears (as shown in Figure 8), at last again with

first vehicle frame

1 and 2 doublings in addition of second vehicle frame, make first, two vehicle frames 1, on 2 set first, two

wheel bodys

13,23 fastener 131,231 butt joints (as shown in Figure 9) mutually, so, just can make bicycle fold-type of the present utility model is that hand barrow uses (as shown in figure 10), and the utility model is reached be easy to the effect of carrying and applying in a flexible way, and when the user wants to utilize handle 12 or this hand barrow of front or rear promotion, can driving section 24 be driven on neutral gear fluted disc 263 drivening piece 27, make driving section 24 cooperate variable-speed unit 26 to be adjusted into neutral gear, pedal position 22 did not produce interlock when back wheel body 23 was retreated, do not interfere vehicle frame, to reach the function that falls back, and simultaneously by first, two

wheel bodys

13,23 and cardan wheel (or little steering wheel) 32 actions that promote, and can utilize brake portion 14 restrictions, first wheel body 13 to reach stopping when promoting simultaneously.

And, can not rotate the support 11 on first vehicle frame 1 when the utility model during in fold-type, use making this accommodating unit 4 be located at first wheel body, 13 tops, and not corresponding with seat cushion 212 rears, allow accommodating unit 4 toward other direction settings (as shown in figure 11); And when the utility model uses as hand barrow, except that applying to the general road, more can be used under stair 5 or other obstacle environment, make the function (as shown in figure 12) that the utlity model has facilitating going upstairs and going downstairs 5, and allow the utility model when reality is used, can more meet the required of user.

See also Figure 13 and shown in Figure 14, when utilization, can on the support 11a of this first vehicle frame 1a and handle 12a, combine and be provided with an interlock unit 16a that can drive auxiliary wheel 3a, this interlock unit 16a include at least be located at that support 11a goes up and the Connection Block 161a of mutual movable combination with to joint chair 162a, one is located at the trace 163a among the support 11a, one is located among the support 11a and the drive link 164a that combines with trace 163a activity, reach one and be located at the rotation section 165a that can drive trace 163a on the handle 12a, and this auxiliary wheel 3a more can be according to the required body of rod 31a that includes of actual state, one is located at the wheel body 32a of the body of rod 31 1 ends, an and drive belt 33a, this drive belt 33a connecting-rod body 31a with to joint chair 162a, thereby connecting-rod body 31a and support 11a.

And when fold-type in the above described manner becomes hand barrow to use, rotation section 165a can be become flexible, allow trace 163a drive drive link 164a and then loosening with support 11a bottom, make the bottom of joint chair 162a and support 11a free to rotate, and allow handle 12a when rotating, but interlock is to joint chair 162a, and utilize drive belt 33a to drive wheel body 32a rotation direction, make its auxiliary wheel 3a can be realistic required during use, and cooperate the setting of nut 166a can avoid handle to separate from the first vehicle frame 1a dependency structure with support 11a top, in the time of so can reaching the signaling handle direction, first wheel body, 13 directions can not change, only control auxiliary wheel 3a direction and rotate, to reach the purpose of control car body direction.

In sum, the bicycle of the utility model tool hand barrow function can effectively improve the various shortcoming of prior art, the utlity model has the bicycle function except that allowing, also but fold-type is that hand barrow uses, be easy to the effect carrying and apply in a flexible way and when reality is used, reach, and then can produce can more progressive, more practical, more meet user institute must, really met the important document of utility application, patent application is proposed in accordance with the law.

Claims

1. the bicycle of a tool hand barrow function, it comprises one first vehicle frame, one second vehicle frame, an accommodating unit; One end of this first vehicle frame is movably equipped with a support, and two ends of this support have the handle and first wheel body respectively; The end activity in addition of this second vehicle frame and first vehicle frame combines, and its end face is movably equipped with one and takes advantage of a portion, and two sides of this second vehicle frame bottom surface are respectively equipped with a pedal position and second wheel body, and is provided with a driving section between this pedal position and second wheel body; This accommodating unit activity is located on the support of first vehicle frame; It is characterized in that: also comprise an auxiliary wheel, this auxiliary wheel activity is located on first vehicle frame and contiguous position of taking advantage of a portion.

2. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: described first vehicle frame is provided with an Access Division of form interfering with auxiliary wheel.

3. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: combine on described support and the handle and be provided with an interlock unit that can drive auxiliary wheel.

4. the bicycle of tool hand barrow function as claimed in claim 3 is characterized in that: described interlock unit include at least be located on the support and the Connection Block of mutual movable combination with joint chair, is located at trace, in the support and is located in the support and the drive link that combines with the trace activity, and one is located at the rotation section that can drive trace on the handle.

5. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: at least one side of described handle has the brake portion that can limit first wheel body, and should brake portion have a holding piece.

6. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: two sides of described handle have the brake portion that can limit first and second wheel body respectively, and each brake portion has a holding piece respectively.

7. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: have the fastener that can dock mutually respectively on the corresponding one side of described first and second wheel body.

8. the bicycle of tool hand barrow function as claimed in claim 1, it is characterized in that: have the variable-speed unit that cooperates with the driving section on the wheel hub of described second wheel body, and this variable-speed unit is provided with a stopper section, and this driving section is connected with one and can be provided as the gear adjustment and be located at drivening piece on the handle.

9. the bicycle of tool hand barrow function as claimed in claim 8, it is characterized in that: described variable-speed unit includes hub, ball and several Variable speed fluted discs at least one two-way fluted disc, a neutral gear fluted disc, the outer hub of a flywheel, the flywheel, and this two-way fluted disc is fixedly arranged on wheel hub one side of this second wheel body, this neutral gear fluted disc invests in the flywheel rotatable on the hub, each Variable speed fluted disc then is fixedly arranged on the outer hub of flywheel, and hub has the direct lock of negative thread to fit on the wheel hub of second wheel body in the flywheel, and ball can allow outer hub of flywheel and the interior hub of flywheel rotate mutually.

10. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: a described portion that takes advantage of includes a strut bar, an and seat cushion of being located at strut bar one end at least.

11. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: described driving section is a chain.

12. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: described auxiliary wheel includes a body of rod, an and cardan wheel of being located at the body of rod one end at least.

13. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: described auxiliary wheel includes the drive belt that a body of rod, is located at the wheel body of the body of rod one end, a connecting-rod body and support at least.

14. the bicycle of tool hand barrow function as claimed in claim 1 is characterized in that: described accommodating unit is basket body, briefcase or baggage container.