CN210747721U - Folding pedal running draw-bar box - Google Patents
Folding pedal running draw-bar box Download PDFInfo
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- CN210747721U CN210747721U CN201921815711.9U CN201921815711U CN210747721U CN 210747721 U CN210747721 U CN 210747721U CN 201921815711 U CN201921815711 U CN 201921815711U CN 210747721 U CN210747721 U CN 210747721U
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Abstract
The utility model relates to a draw-bar box especially relates to a foldable pedal draw-bar box that traveles. The bicycle comprises a handlebar assembly, a steering wheel, a folding joint, a riding pedal, a gear transmission gearbox, a spline type slip clutch, a main frame, an auxiliary frame, a transmission shaft, a supporting groove body, a rear wheel and a rear gear transmission system; the steering wheel is arranged at the bottom of the handlebar, the handlebar is hinged with one end of the auxiliary frame through a folding joint, and the other end of the auxiliary frame is hinged with the main frame; the riding pedal is connected with a gear transmission gearbox, the gear transmission gearbox is connected with or disconnected from a transmission shaft through a spline type sliding clutch, the transmission shaft is connected with a rear gear transmission system, and a rear wheel is connected with the rear gear transmission system; the supporting groove body is arranged on the main frame, and the handlebar assembly, the auxiliary frame and the main frame are placed in the supporting groove body after being folded in three stages. The three-section type folding is compact and exquisite after being folded, can realize the complete switching between pedal driving and hand pulling dragging, and is convenient and flexible to turn.
Description
Technical Field
The utility model relates to a draw-bar box especially relates to a foldable pedal draw-bar box that traveles.
Background
With the pace of life increasing, people are pursuing more and more the convenience and rapidness of a trip mode, but the trip is inconvenient to carry a heavy object. When a passenger goes out, the luggage case is completely dragged by the passenger walking, and when a large number of articles are carried, the luggage case is a great burden for the passenger, so that the passenger is inconvenient to move. The traditional luggage case is dragged by walking, so that the speed is slow, a certain amount of time is consumed, and people cannot arrive at a target place in time. The bicycle has a loading function, but cannot be carried on a vehicle such as a train or an airplane due to the overlarge volume, and is difficult to use in long distance or mid-trip due to the small loading volume.
201710446337.9 discloses a riding type luggage case device, which is made into a riding type, so that the riding structure is attached to the luggage case, and the riding type luggage case has the function of a portable pull rod of a transmission pull rod case and can be used as a common case. However, there are disadvantages as follows: 1. has no folding function, large volume and inconvenient use. 2. The clutch between the pedal transmission shaft and the rear wheel driving shaft cannot be realized, the pedal driving and the hand pulling dragging cannot be completely separated, and the complete switching between the pedal driving and the hand pulling dragging cannot be realized. 3. The rear wheels are not steered conveniently.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a foldable pedal traveling draw-bar box. The three-section type folding is compact and exquisite after being folded, can realize the complete switching between pedal driving and hand pulling dragging, and is convenient and flexible to turn.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the folding pedal traveling draw-bar box comprises a handlebar assembly, a steering wheel, a folding joint, a riding pedal, a gear transmission gearbox, a spline type slip clutch, a main frame, an auxiliary frame, a transmission shaft, a support groove body, a rear wheel and a rear gear transmission system; the steering wheel is arranged at the bottom of the handlebar, the handlebar is hinged with one end of the auxiliary frame through a folding joint, and the other end of the auxiliary frame is hinged with the main frame; the riding pedal is connected with a gear transmission gearbox, the gear transmission gearbox is connected with or disconnected from a transmission shaft through a spline type sliding clutch, the transmission shaft is connected with a rear gear transmission system, and a rear wheel is connected with the rear gear transmission system; the supporting groove body is arranged on the main frame, and the handlebar assembly, the auxiliary frame and the main frame are placed in the supporting groove body after being folded in three stages.
The handlebar assembly is telescopic structure, and including T type handlebar and sleeve pipe, T type handlebar is installed in the sleeve pipe, and T type handlebar removes along the sleeve pipe, realizes the extension or the shortening of handlebar, and the handlebar can be put into completely after shortening and support the cell body.
The folding joint is provided with a fixing lock.
The transmission shaft is a universal joint transmission shaft.
The rear gear transmission system comprises a large bevel gear shaft, a small bevel gear and a rear wheel shaft; the big bevel gear shaft is connected with the transmission shaft, the small bevel gear is arranged on the rear wheel shaft, the big bevel gear and the small bevel gear of the big bevel gear shaft are meshed at 45 degrees to achieve 90-degree torque change for transmission, and the two rear wheels are arranged at two ends of the rear wheel shaft.
The rear wheel is arranged on the one-way clutch bearing, and the one-way clutch bearing is arranged on a rear wheel shaft.
The supporting groove body is provided with a groove body matched with the folded main frame, the folded auxiliary frame and the folded handlebar assembly, and the folded main frame, the folded auxiliary frame and the folded handlebar assembly are placed in the groove body.
The luggage case is fixed on the supporting groove body.
The spline type sliding clutch comprises a sleeve, a main transmission shaft, a spring, an auxiliary shaft and a clutch switch; the main transmission shaft is connected with the gear transmission gearbox, the spring is arranged on the main transmission shaft, and the auxiliary shaft is connected with the transmission shaft; when the main frame is folded, the main frame toggles a clutch switch to drive a main transmission shaft to slide, and the transmission of the gear transmission gearbox and the transmission shaft is disconnected; the main frame is laid flat, the main transmission shaft is reset under the elastic force action of the spring, and the gear transmission gearbox is in transmission connection with the transmission shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the handlebar assembly, the auxiliary frame and the main frame are folded in three stages and placed into the supporting groove body; the three-section type folding is compact and exquisite after being folded, and is convenient to carry to vehicles such as trains, airplanes and the like.
2. The gear transmission gearbox is connected with or disconnected from the transmission shaft through a spline type sliding clutch; the clutch of the pedal transmission shaft and the rear wheel driving shaft is realized, the pedal driving and the hand pulling dragging can be completely separated, and the complete switching between the pedal driving and the hand pulling dragging can be realized.
3. The rear wheel is arranged on a one-way clutch bearing, and the one-way clutch bearing is arranged on a rear wheel shaft; the rear wheel steering is convenient and flexible.
Drawings
FIG. 1 is a schematic perspective view of the present invention (excluding the trunk);
FIG. 2 is a schematic view of another perspective structure of the present invention (excluding the trunk and the supporting trough);
fig. 3 is a side view of the present invention;
FIG. 4 is a schematic view of the present invention in a folded state (excluding the luggage case and the support trough body);
FIG. 5 is a schematic view of the present invention in another folded state (excluding the luggage case and the support trough);
fig. 6 is a schematic drawing of the towing state of the present invention;
FIG. 7 is a schematic view of the fully folded and handlebar retracted support tank of the present invention in a stored position;
fig. 8 is a schematic structural view of the spline type slip clutch of the present invention;
fig. 9 is a schematic structural view of the rear gear transmission system of the present invention;
fig. 10 is a schematic structural view of the gear transmission of the present invention.
In the figure: 1-handlebar assembly 2-steering wheel 3-folding joint 4-riding pedal 5-gear transmission gearbox 6-spline type folding automatic clutch 7-main frame 8-auxiliary frame 9-transmission shaft 10-support groove 11-rear wheel 12-rear gear transmission system 13-luggage case 14-one-way clutch bearing 101-T type handlebar 102-sleeve 103-fixing mechanism 301-fixing lock 401-pedal shaft 501-pedal bevel gear 502-bevel gear shaft 601-sleeve 602-main transmission shaft 603-spring 604-auxiliary shaft 605 clutch switch 1001-groove 1002-seat plate 1003-notch 1201-large bevel gear shaft 1202-small bevel gear 1203-rear wheel shaft.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
example (b):
as shown in fig. 1-7, a folding pedal-driven travel draw-bar box comprises a handlebar assembly 1, a steering wheel 2, a folding joint 3, a riding pedal 4, a gear transmission gearbox 5, a spline type sliding clutch 6, a main frame 7, an auxiliary frame 8, a transmission shaft 9, a support groove 10, a rear wheel 11 and a rear gear transmission system 12. The luggage case 13 is further included, and the luggage case 13 is fixed on the support groove body 10.
The handlebar assembly 1 is a telescopic structure and comprises a T-shaped handlebar 101 and a sleeve 102, wherein a vertical rod part of the T-shaped handlebar 101 is installed in the sleeve 102, the T-shaped handlebar 101 moves along the sleeve 102 to achieve the extension or the shortening of the handlebar, and the handlebar can be completely placed into the supporting groove body 10 after being shortened. A fixing mechanism 103 is further arranged, and the handlebar is fixed through the fixing mechanism 103 after being stretched or shortened. The steering wheel 2 is mounted at the bottom of the sleeve 102.
The handlebar assembly 1 is hinged with one end of the auxiliary frame 8 through the folding joint 3, and the folding joint 3 is provided with a fixing lock 301. The other end of the sub-frame 8 is hinged to the main frame 7.
As shown in fig. 10, the gear transmission case 5 includes a pedal bevel gear 501 and a bevel gear shaft 502, the pedal bevel gear 501 is mounted on the pedal shaft 401 of the riding pedal 4, the pedal bevel gear 501 is engaged with the bevel gear of the bevel gear shaft 502 at 45 degrees to achieve 90-degree torque change for transmission, and the bevel gear shaft 502 is connected with the spline type slip clutch 6.
As shown in fig. 8, the spline type sliding clutch 6 includes a sleeve 601, a main drive shaft 602, a spring 603, a counter shaft 604, and a clutch switch 605. A main transmission shaft 602 is connected with a bevel gear shaft 502 of the gear transmission gearbox 5, a spring 603 is arranged on the main transmission shaft 602, and an auxiliary shaft 604 is connected with the transmission shaft 19; when the main frame 7 is folded, the main frame 7 pulls the clutch switch 605 to drive the main transmission shaft 602 to slide, and the transmission of the gear transmission gearbox 5 and the transmission shaft 9 is disconnected; the main frame 7 is laid flat, the main transmission shaft 602 is reset under the elastic force of the spring 603, and the gear transmission gearbox 5 is in transmission connection with the transmission shaft 9.
As shown in fig. 9, the rear gear system 12 includes a large bevel gear shaft 1201, a small bevel gear 1202, and a rear axle 1203. The large bevel gear shaft 1201 is connected with the transmission shaft 9, the small bevel gear 1202 is installed on the rear wheel shaft 1203, the large bevel gear of the large bevel gear shaft 1201 is meshed with the small bevel gear 1202 at an angle of 45 degrees, and 90-degree torque change is achieved for transmission. The rear wheel steering mechanism further comprises a one-way clutch bearing 15, the rear wheel 11 is installed on the one-way clutch bearing 14, the one-way clutch bearing 14 is installed on the rear wheel shaft 1203, and the rear wheel 11 is convenient and flexible to steer.
As shown in fig. 1 to 7, the supporting slot 10 is installed on the main frame 7, the supporting slot 10 is provided with a slot 1001 adapted to the folded main frame 7, the subframe 8 and the handlebar assembly 1, the subframe 8 and the main frame 7 are placed in the slot 1001 after three-stage folding. The top of the supporting groove body 10 is provided with a seat plate 1002, the seat plate 1002 is provided with a notch 1003 matched with the T-shaped handlebar 101, and the rod part of the T-shaped handlebar 101 can be completely placed in the groove body 1001.
The utility model discloses it is folding to be equipped with the syllogic, and is compact small and exquisite after folding, portable is to on vehicles such as train aircraft. Can realize the complete switching between pedal running and hand pulling running, and is convenient for riding or dragging. The rear wheel steering is convenient and flexible.
The above embodiments are implemented on the premise of the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the protection scope of the present invention is not limited to the above embodiments. The methods used in the above examples are conventional methods unless otherwise specified.
Claims (9)
1. Foldable pedal draw-bar box that traveles, its characterized in that: the bicycle comprises a handlebar assembly, a steering wheel, a folding joint, a riding pedal, a gear transmission gearbox, a spline type slip clutch, a main frame, an auxiliary frame, a transmission shaft, a supporting groove body, a rear wheel and a rear gear transmission system; the steering wheel is arranged at the bottom of the handlebar, the handlebar is hinged with one end of the auxiliary frame through a folding joint, and the other end of the auxiliary frame is hinged with the main frame; the riding pedal is connected with a gear transmission gearbox, the gear transmission gearbox is connected with or disconnected from a transmission shaft through a spline type sliding clutch, the transmission shaft is connected with a rear gear transmission system, and a rear wheel is connected with the rear gear transmission system; the supporting groove body is arranged on the main frame, and the handlebar assembly, the auxiliary frame and the main frame are placed in the supporting groove body after being folded in three stages.
2. The folding pedal travel draw-bar box of claim 1, wherein: the handlebar assembly is telescopic structure, and including T type handlebar and sleeve pipe, T type handlebar is installed in the sleeve pipe, and T type handlebar removes along the sleeve pipe, realizes the extension or the shortening of handlebar, and the handlebar can be put into completely after shortening and support the cell body.
3. The folding pedal travel draw-bar box of claim 1, wherein: the folding joint is provided with a fixing lock.
4. The folding pedal travel draw-bar box of claim 1, wherein: the transmission shaft is a universal joint transmission shaft.
5. The folding pedal travel draw-bar box of claim 1, wherein: the rear gear transmission system comprises a large bevel gear shaft, a small bevel gear and a rear wheel shaft; the big bevel gear shaft is connected with the transmission shaft, the small bevel gear is arranged on the rear wheel shaft, the big bevel gear and the small bevel gear of the big bevel gear shaft are meshed at 45 degrees to achieve 90-degree torque change for transmission, and the two rear wheels are arranged at two ends of the rear wheel shaft.
6. The folding pedal travel draw-bar box of claim 5, wherein: the rear wheel is arranged on the one-way clutch bearing, and the one-way clutch bearing is arranged on a rear wheel shaft.
7. The folding pedal travel draw-bar box of claim 1, wherein: the supporting groove body is provided with a groove body matched with the folded main frame, the folded auxiliary frame and the folded handlebar assembly, and the folded main frame, the folded auxiliary frame and the folded handlebar assembly are placed in the groove body.
8. The folding pedal travel draw-bar box of claim 1, wherein: the luggage case is fixed on the supporting groove body.
9. The folding pedal travel draw-bar box of claim 1, wherein: the spline type sliding clutch comprises a sleeve, a main transmission shaft, a spring, an auxiliary shaft and a clutch switch; the main transmission shaft is connected with the gear transmission gearbox, the spring is arranged on the main transmission shaft, and the auxiliary shaft is connected with the transmission shaft; when the main frame is folded, the main frame toggles a clutch switch to drive a main transmission shaft to slide, and the transmission of the gear transmission gearbox and the transmission shaft is disconnected; the main frame is laid flat, the main transmission shaft is reset under the elastic force action of the spring, and the gear transmission gearbox is in transmission connection with the transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815711.9U CN210747721U (en) | 2019-10-25 | 2019-10-25 | Folding pedal running draw-bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815711.9U CN210747721U (en) | 2019-10-25 | 2019-10-25 | Folding pedal running draw-bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210747721U true CN210747721U (en) | 2020-06-16 |
Family
ID=71032674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921815711.9U Active CN210747721U (en) | 2019-10-25 | 2019-10-25 | Folding pedal running draw-bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210747721U (en) |
-
2019
- 2019-10-25 CN CN201921815711.9U patent/CN210747721U/en active Active
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