CN206664821U - The folding flexible vehicle frame of rear pedal - Google Patents

Abstract

A kind of folding flexible vehicle frame of rear pedal, vehicle frame front carriages have two travelling arms one, balladeur train has two travelling arms two after vehicle frame, two travelling arms one are slidably mounted at the inner side of two travelling arms two, the top of two travelling arm one is provided with two preceding foldable pedal fixed hubs, two left connection ends of preceding foldable pedal skeleton are hinged with two preceding foldable pedal fixed hubs respectively, two left connection ends of foldable pedal rotating shaft part are hinged with two right connection ends of preceding foldable pedal skeleton respectively, two right connection ends of foldable pedal rotating shaft part are hinged with two left connection ends of rear foldable pedal skeleton respectively；The middle part of balladeur train has the fixture fixed beam that position is higher than travelling arm one after vehicle frame；Foldable pedal rotary sleeve after fixture fixed beam is provided with two, two right connection ends of rear foldable pedal skeleton respectively with two after foldable pedal rotary sleeve be hinged.The vehicle frame can realize the folding and expansion of rear pedal.

Description

The folding flexible vehicle frame of rear pedal

Technical field

It the utility model is related to flexible vehicle frame, and in particular to a kind of folding flexible vehicle frame of rear pedal, belong to electronic Tricycle field.

Background technology

City leisure electric tricycle turns into Retired Old People by its beautiful outward appearance and ridden instead of walk the first choice of trip, existing City recreation vehicle generally can be divided into single car, double carriage or even more people's cars, single car size is small, is easy to pass in and out, but space office Limit；Double or more people's car spaces are spacious, practical, but are inconvenient to enter residential elevator and interior.

The content of the invention

In view of the above-mentioned problems of the prior art, the utility model provides a kind of folding retractable vehicle of rear pedal Frame, the flexible stretching, extension and folding that can drive rear pedal of the vehicle frame, meet electro-tricycle in trip and enter narrow and small sky Between when the difference of vehicle dimension is required, enhancing is double or the practicality of more people's cars.

To achieve these goals, the utility model provides a kind of folding flexible vehicle frame of rear pedal, including both sides Vehicle frame front carriages and vehicle frame after balladeur train and rear pedal component, the right parts of vehicle frame front carriages is horizontally disposed with former and later two Travelling arm one, the left part of balladeur train has former and later two horizontally disposed travelling arms two after vehicle frame, and two travelling arms one can left and right The inner side of two travelling arms two is slidably mounted at, vehicle frame front carriages can be slided relative to balladeur train after vehicle frame, described rear treadle Board component includes preceding foldable pedal skeleton, foldable pedal rotating shaft part and rear foldable pedal skeleton, right before and after the top of two travelling arm one Two preceding foldable pedal fixed hubs are installed with claiming, two left connection ends of the preceding foldable pedal skeleton respectively with two before Foldable pedal fixed hub is hinged, two left connection ends of the foldable pedal rotating shaft part respectively with preceding foldable pedal skeleton Two right connection ends are hinged, two right connection ends, two left connections with rear foldable pedal skeleton respectively of foldable pedal rotating shaft part End is be hinged；

The middle part of balladeur train bends to upper right side and extended after vehicle frame, after the middle part of balladeur train has fore-and-aft direction extension after vehicle frame Foldable pedal rotary mount fixed beam, the position of the rear foldable pedal rotary mount fixed beam are higher than the position of travelling arm one Put；Foldable pedal rotary mount after the left end connection of foldable pedal rotary mount fixed beam after described, in rear foldable pedal Foldable pedal rotary sleeve after the left end of rotary mount is separately installed with two, the two right connection ends point of rear foldable pedal skeleton Not with two after foldable pedal rotary sleeve be hinged；

Filled before connection between two right connection ends of foldable pedal skeleton and two left connection ends of foldable pedal rotating shaft part Equipped with the torque spring for will be lifted on junction, two right connection ends and the rear foldable pedal skeleton of foldable pedal rotating shaft part The torque spring for junction to be pushed is each equipped between two left connection ends.

Further, in order to reduce the frictional resistance in sliding process, meanwhile, after vehicle frame front carriages and vehicle frame is improved Stationarity between balladeur train in sliding process, filled between two travelling arms of balladeur train after two travelling arms and vehicle frame of vehicle frame front carriages Equipped with ramp bearings.

Further, ramp bearings set 3.

The utility model has the beneficial effect that：When applying a thrust backward to vehicle frame front carriages, vehicle frame front carriages It can be slided to the right relative to balladeur train after vehicle frame, vehicle frame front carriages can be by the left end of preceding foldable pedal skeleton to the right during moving to right Drive, then the right-hand member link position of foldable pedal skeleton is fixed, and foldable pedal skeleton is in the process of moving right before institute In foldable pedal rotating shaft part can be lifted up, and then the left end of rear foldable pedal skeleton is lifted up again, folds and step on before making Framework and rear foldable pedal skeleton are close to each other, and preceding foldable pedal skeleton and rear foldable pedal skeleton are in foldable pedal rotating shaft part Place arches upward in opposite directions, and the setting of torque spring can further ensure that preceding foldable pedal skeleton and rear foldable pedal skeleton are folded over Journey is smoothed out, and when torque spring reaches the limit values, preceding foldable pedal skeleton and rear foldable pedal skeleton fold, Meanwhile vehicle frame front carriages reach low order end, vehicle frame shrink complete, rear pedal fold in place, effectively realize enter it is narrow During small space, electric three-wheel monkeyboard folds, and is easy to pass through；When needing expansion, vehicle frame front carriages only need to be pulled along, are made It is slided to the left relative to balladeur train after vehicle frame on sliding bearing along balladeur train after vehicle frame, preceding foldable pedal skeleton and rear foldable pedal Skeleton separates, due to two right connection ends of foldable pedal skeleton and foldable pedal rotating shaft part before connection two left connection ends it Between be equipped with torque spring for will be lifted on junction, two right connection ends and the rear foldable pedal bone of foldable pedal rotating shaft part The torque spring for junction to be pushed, therefore, foldable pedal rotating shaft part two are each equipped between two left connection ends of frame The torque spring at end can make the preceding foldable pedal skeleton after expansion and rear foldable pedal skeleton is in poised state, vehicle frame and after Pedal stretches, requirement when realizing trip to comfortable large space.

Brief description of the drawings

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

Fig. 2 is the structural representation that the utility model rear pedal is in folded state.

In figure：1st, vehicle frame front carriages, 2, balladeur train after vehicle frame, 3, ramp bearings, 4, preceding foldable pedal fixed hub, 5, preceding folding Folded pedal skeleton, 6, torque spring, 7, foldable pedal rotating shaft part, 8, rear foldable pedal skeleton, 9, rear foldable pedal rotary sleeve, 10th, rear foldable pedal rotary mount, 11, rear foldable pedal rotary mount fixed beam.

Embodiment

The utility model is described in further detail below in conjunction with the accompanying drawings.

As depicted in figs. 1 and 2, the folding flexible vehicle frame of a kind of rear pedal, the vehicle frame front carriages 1 and car of both sides are included Balladeur train 2 and rear pedal component after frame, the right part of vehicle frame front carriages 1 have former and later two horizontally disposed travelling arms one, car The left part of balladeur train 2 has former and later two horizontally disposed travelling arms two after frame, and two travelling arms one can be slidingly assemblied in The inner side of two travelling arms two, vehicle frame front carriages 1 can be slided relative to balladeur train after vehicle frame 2, and described rear pedal component includes Preceding foldable pedal skeleton 5, foldable pedal rotating shaft part 7 and rear foldable pedal skeleton 8, two travelling arm one are symmetrically installed before and after top There are two preceding foldable pedal fixed hubs 4, two left connection ends of the preceding foldable pedal skeleton 5 are stepped on being folded before two respectively Plate fixed hub 4 is hinged, two left connection ends of the foldable pedal rotating shaft part 7 respectively with preceding foldable pedal skeleton 5 two Individual right connection end is hinged, two right connection ends, two left connections with rear foldable pedal skeleton 8 respectively of foldable pedal rotating shaft part 7 End is be hinged；

The middle part of balladeur train 2 bends to upper right side and extended after vehicle frame, and the middle part of balladeur train 2 has what fore-and-aft direction extended after vehicle frame Foldable pedal rotary mount fixed beam 11 afterwards, the position of the rear foldable pedal rotary mount fixed beam 11 are higher than travelling arm One position；Foldable pedal rotary mount 10 after the left end connection of foldable pedal rotary mount fixed beam 11 after described, Foldable pedal rotary sleeve 9 after the left end of foldable pedal rotary mount 10 is separately installed with two afterwards, rear foldable pedal skeleton 8 Two right connection ends respectively with two after foldable pedal rotary sleeve 9 be hinged；

In order to improve folding effect, to ensure that rear pedal component can be smoothly lifted in folding process, folded before connecting It is equipped with and is used for junction between two right connection ends of pedal skeleton 5 and two left connection ends of foldable pedal rotating shaft part 7 The torque spring 6 of upper lift, so, folding can be made during balladeur train 2 moves right after vehicle frame front carriages 1 are relative to vehicle frame The left end of plate rotating shaft part is lifted up, two right connection ends of foldable pedal rotating shaft part 7 and two left sides of rear foldable pedal skeleton 8 The torque spring 6 for junction to be pushed is each equipped between connection end, so, can be in vehicle frame front carriages 1 relative to car During balladeur train 2 moves right after frame, the right-hand member of folded sheet rotating shaft part is pressed down, thereby may be ensured that preceding foldable pedal skeleton Smooth folding between 5 and rear foldable pedal skeleton 8；

In order to improve the stationarity after vehicle frame front carriages 1 and vehicle frame between balladeur train 2 in sliding process, vehicle frame front carriages 1 Ramp bearings 3 are each equipped between two travelling arms of balladeur train 2 after two travelling arms and vehicle frame, meanwhile, also for reduction sliding process In frictional resistance, ramp bearings 3 set 3.

When applying a thrust backward to vehicle frame front carriages 1, vehicle frame front carriages 1 can relative to balladeur train after vehicle frame 2 to Right slip, vehicle frame front carriages 1 can drive the left end of preceding foldable pedal skeleton 5 to the right during moving to right, then foldable pedal The right-hand member link position of skeleton 8 is fixed, and foldable pedal skeleton 5 can turn foldable pedal during moving right before institute Shaft member 7 is lifted up, and then is again lifted up the left end of rear foldable pedal skeleton 8, foldable pedal skeleton 5 and rear folding before making Pedal skeleton 8 is close to each other, and preceding foldable pedal skeleton 5 and rear foldable pedal skeleton 8 encircle in opposite directions at foldable pedal rotating shaft part 7 Rise, the setting of torque spring 6 can further ensure preceding foldable pedal skeleton 5 and the rear folding process of foldable pedal skeleton 8 It is smoothed out, when torque spring 6 reaches the limit values, preceding foldable pedal skeleton 5 and rear foldable pedal skeleton 8 fold, Meanwhile vehicle frame front carriages 1 reach low order end, vehicle frame shrink complete, rear pedal fold in place, effectively realize enter it is narrow During small space, electric three-wheel monkeyboard folds, and is easy to pass through；When needing expansion, vehicle frame front carriages 1 only need to be pulled along, It is set to be slided to the left along balladeur train after vehicle frame 2 on sliding bearing 3 relative to balladeur train after vehicle frame 2, preceding foldable pedal skeleton 5 and rear folding Folded pedal skeleton 8 separates, due to two of two right connection ends of foldable pedal skeleton 5 and foldable pedal rotating shaft part 7 before connection Be equipped with the torque spring 6 for will be lifted on junction between left connection end, two right connection ends of foldable pedal rotating shaft part 7 with The torque spring 6 for junction to be pushed is each equipped between two left connection ends of foldable pedal skeleton 8 afterwards, therefore, folding The torque spring 6 at the folded both ends of pedal shaft part 7 can make at preceding foldable pedal skeleton 5 and rear foldable pedal skeleton 8 after expansion In poised state, vehicle frame and rear pedal reach the fully extended state, requirement when realizing trip to comfortable large space.

Claims (3)

1. a kind of folding flexible vehicle frame of rear pedal, including after the vehicle frame front carriages (1) and vehicle frame of both sides balladeur train (2) and Rear pedal component, the right parts of vehicle frame front carriages (1) have former and later two horizontally disposed travelling arms one, balladeur train (2) after vehicle frame Left part there are former and later two horizontally disposed travelling arms two, two travelling arms one can slidingly be assemblied in two travelling arms Two inner side, vehicle frame front carriages (1) can be slided relative to balladeur train after vehicle frame (2), it is characterised in that described rear pedal component Including preceding foldable pedal skeleton (5), foldable pedal rotating shaft part (7) and rear foldable pedal skeleton (8), before and after the top of two travelling arm one Two preceding foldable pedal fixed hubs (4), two left connection end difference of the preceding foldable pedal skeleton (5) are symmetrically installed Be hinged with two preceding foldable pedal fixed hubs (4), two left connection ends of the foldable pedal rotating shaft part (7) respectively with it is preceding Two right connection ends of foldable pedal skeleton (5) are hinged, two right connection ends of foldable pedal rotating shaft part (7) respectively with rear folding Two left connection ends of pedal skeleton (8) are hinged；

The middle part of balladeur train (2) bends to upper right side and extended after vehicle frame, and the middle part of balladeur train (2) has what fore-and-aft direction extended after vehicle frame Foldable pedal rotary mount fixed beam (11) afterwards, the position of the rear foldable pedal rotary mount fixed beam (11) is higher than cunning The position of swing arm one；Foldable pedal rotary mount after the left end connection of foldable pedal rotary mount fixed beam (11) after described (10), the foldable pedal rotary sleeve (9) after the left end of rear foldable pedal rotary mount (10) is separately installed with two, rear folding Two right connection ends of folded pedal skeleton (8) respectively with two after foldable pedal rotary sleeve (9) be hinged；

Before connection between two right connection ends of foldable pedal skeleton (5) and two left connection ends of foldable pedal rotating shaft part (7) It is equipped with for the torque spring lifted on junction (6), two right connection ends of foldable pedal rotating shaft part (7) to be stepped on rear folding The torque spring (6) for junction to be pushed is each equipped between two left connection ends of framework (8).

A kind of 2. folding flexible vehicle frame of rear pedal according to claim 1, it is characterised in that vehicle frame front carriages (1) ramp bearings (3) are each equipped between two travelling arms of balladeur train (2) after two travelling arms and vehicle frame.

A kind of 3. folding flexible vehicle frame of rear pedal according to claim 2, it is characterised in that ramp bearings (3) Set 3.