CN214001884U - Convenient bearing structure of electric motor car - Google Patents

Abstract

The utility model discloses a convenient bearing structure of electric motor car mainly relates to the electric motor car field of supporting. Including rotating the car brace of connection on the frame, the car brace includes the horizontal pole, the both ends symmetry of horizontal pole is fixed with the montant, the montant rotates with the frame to be connected its characterized in that: the montant is hollow structure, the inside of montant is equipped with the dead lever, the connecting pipe has been cup jointed in the outside slip of dead lever, the outside cover of dead lever is equipped with compression spring, compression spring is located between the top in connecting pipe and the montant, two it is connected with the pivot to rotate between the connecting pipe, be equipped with drive pivot pivoted power device on the montant, the fixed helping hand wheel of the both ends symmetry of pivot. The beneficial effects of the utility model reside in that: the electric bicycle support device can enable the electric bicycle to be supported completely, is more convenient and labor-saving in the supporting process, and is suitable for different people.

Description

Convenient bearing structure of electric motor car

Technical Field

The utility model relates to an electric motor car supports the field, specifically is a convenient bearing structure of electric motor car.

Background

The car of current electric motor car props, wherein prop device structural stability entirely better, but prop the structure entirely and need lift the rear portion pulling of whole electric motor car, and this has not the problem to the young strong adult male, but to the less women of strength or old person the degree of difficulty is great, and the weight of electric motor car is heavier, leads to comparatively difficult at the in-process that the pulling was lifted, therefore its structure still has further improved space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient bearing structure of electric motor car, it can make the whole of electric motor car prop and prop the in-process more convenient laborsaving, is applicable to different crowds' use.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a convenient bearing structure of electric motor car, props including rotating the car of connection on the frame, the car props including the horizontal pole, the both ends symmetry of horizontal pole is fixed with the montant, the montant rotates with the frame to be connected, the montant is hollow structure, the inside of montant is equipped with the dead lever, the connecting pipe has been cup jointed in the outside slip of dead lever, the outside cover of dead lever is equipped with compression spring, compression spring is located between the top in connecting pipe and montant, two it is connected with the pivot to rotate between the connecting pipe, be equipped with drive pivot pivoted power device on the montant, the fixed helping hand wheel of the both ends symmetry of pivot.

Furthermore, power device includes motor, first gear, second gear, the motor is fixed on the montant, first gear is fixed on the output shaft of motor, the second gear is fixed in the pivot, first gear and second gear meshing.

Furthermore, the top of connecting pipe is equipped with the flange, compression spring is located between the top in flange and the montant.

Furthermore, an annular limiting plate is arranged in the vertical rod, the connecting pipe is connected to the inner ring of the annular limiting plate in a sliding mode, and the annular limiting plate is located at the bottom of the convex plate.

Furthermore, the frame is rotatably connected with an electric push rod, and the movable end of the electric push rod is rotatably connected with the vertical rod.

Contrast prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a bicycle support comprises a cross rod and vertical rods symmetrically fixed at two ends of the cross rod, the vertical rods are rotatably connected on a frame, the vertical rods are arranged into a hollow structure, a fixed rod is arranged in the vertical rods, a connecting pipe is sleeved outside the fixed rod, a compression spring is arranged between the connecting pipe and the top in the vertical rods, the bottom of the connecting pipe is arranged outside the vertical rods under the action of the compression spring when the bicycle support is not used, the bottom of the connecting pipe is stressed to contract towards the inside of the vertical rods during the rotation process of the bicycle support during the use, the compression spring is compressed, the connecting pipe is completely retracted into the inside of the vertical rods until the vertical rods become a vertical direction, the normal support of the vertical rods is not influenced, and during the rotation process, the bottom of the connecting pipe drives a rotating shaft to rotate through a power device, thereby enabling a power-assisted wheel on the rotating shaft to rotate, the power-assisted wheel is positioned at the bottom of the vertical rods during the rotation process, the power-assisted wheel is contacted with the ground, and rotates under the driving of the rotating shaft, the cross rod is stepped by the foot, the frame is pulled by the hand, the rotation of the power-assisted wheel is utilized to enable the bicycle support to rotate in the rotation process of the bicycle support, and the pulling of a user is matched, so that the rotation process of the bicycle support is more labor-saving, and the supporting process is more convenient.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view taken along the direction a in fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view taken along the direction B in fig. 3 according to the present invention.

Reference numerals shown in the drawings:

1. a frame; 2. vehicle support; 3. a cross bar; 4. a vertical rod; 5. fixing the rod; 6. a connecting pipe; 7. a compression spring; 8. a rotating shaft; 9. a power-assisted wheel; 10. a motor; 11. a first gear; 12. a second gear; 13. a convex plate; 14. an annular limiting plate; 15. an electric push rod.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a convenient supporting structure of an electric vehicle, the main structure comprises a vehicle support 2 which is rotationally connected on a vehicle frame 1, the vehicle support 2 comprises a cross rod 3, both ends of the cross rod 3 are symmetrically fixed with a vertical rod 4, the cross rod 3 and the vertical rod 4 at both ends form a U-shaped vehicle support 2 structure, the position of the vertical rod 4 close to the top is rotationally connected with the vehicle frame 1 through a pin shaft, the vertical rod 4 is a hollow structure, a fixed rod 5 is arranged inside the vertical rod 4, the top of the fixed rod 5 is fixed on the top inside the vertical rod 4 through welding, a connecting pipe 6 is sleeved outside the fixed rod 5 in a sliding way, a hollow tubular structure is arranged at 6 positions of the connecting pipe, a compression spring 7 is sleeved outside the fixed rod 5, the compression spring 7 is positioned between the top of the connecting pipe 6 and the top inside the vertical rod 4, thus when the vehicle support 2 is not used, the connecting pipe 6 is under the action of the compression spring 7, the bottom of the connecting pipe 6 is positioned outside a vertical rod 4, a rotating shaft 8 is rotatably connected between two connecting pipes 6 through a bearing, a power device for driving the rotating shaft 8 to rotate is arranged on the vertical rod 4, booster wheels 9 are symmetrically welded and fixed at two ends of the rotating shaft 8, the bottom of the connecting pipe 6 is positioned outside the vertical rod 4 in the supporting process of the bicycle support 2, the booster wheels 9 are gradually contacted with the ground, the booster wheels 9 rotate under the driving of the power device, a user pedals a cross rod 3 with feet, pulls a bicycle frame 1 backwards with hands, and promotes the bicycle support 2 to rotate under the rotation of the booster wheels 9, so that the rotating supporting process of the bicycle support 2 is more labor-saving, the bicycle support is more convenient for women or old people with less strength to use, after the vertical rod 4 of the bicycle support 2 rotates to the vertical direction, the bottom of the connecting pipe 6 and the booster wheels 9 retract into the inside of the vertical rod 4 under the action of gravity, and the bottom of the vertical rod 4 is supported on the ground, the normal supporting capacity of the vertical rod 4 is ensured, and the stability of the device is ensured.

Preferably, power device includes motor 10, first gear 11, second gear 12, motor 10 passes through the bolt fastening on one side of connecting pipe 6, 11 welded fastening of first gear is on the output shaft of motor 10, 12 welded fastening of second gear is on pivot 8, first gear 11 and 12 meshing of second gear utilize motor 10's rotation, through the meshing transmission of first gear 11 with second gear 12, drive pivot 8 and rotate to rotation for helping hand wheel 9 provides power, simple structure, and helping hand wheel 9's rotation is more stable.

Preferably, the top of connecting pipe 6 is equipped with flange 13, and flange 13 extends towards the outside of connecting pipe 6, compression spring 7 is located between the top in flange 13 and montant 4, makes compression spring 7's fixed position more firm, and when connecting pipe 6 extrudeed compression spring 7 and compression spring 7's elasticity acted on connecting pipe 6, the stress surface was bigger, and connecting pipe 6 is more stable when sliding along the dead lever, has further improved the fastness of device.

Preferably, be equipped with ring-shaped limiting plate 14 in the montant 4, ring-shaped limiting plate 14's outside and montant 4's inner wall welded fastening, connecting pipe 6 sliding connection is in ring-shaped limiting plate 14's inner ring, ring-shaped limiting plate 14 is located the bottom of flange 13, and ring-shaped limiting plate 14's setting can be when the car props 2 does not use, and connecting pipe 6 slides down under compression spring 7's effect, makes its bottom be located montant 4's outside, and ring-shaped limiting plate 14 can block flange 13 and restrict the position of connecting pipe 6 gliding, avoids connecting pipe 6 to stretch out montant 4's position too much and reduces connecting pipe 6 and dead lever 5 and constitutes overall structure's stability, makes the structure of helping hand wheel 9 when helping hand operation more firm.

Preferably, be connected with electric push rod 15 through the round pin axle rotation on the frame 1, electric push rod 15 use on the existing market arbitrary electric push rod can, electric push rod 15's expansion end and montant 4 rotate through the round pin axle and are connected, utilize electric push rod 15's flexible operation, for montant 4 provides further helping hand at the rotation in-process, further save the strength size that the car propped 2 use, adapt to the demand that different crowds used.

The working principle is as follows: the utility model discloses a vehicle support 2 includes horizontal pole 3 and the symmetry fixes montant 4 at horizontal pole 3 both ends, montant 4 rotates to be connected on frame 1, montant 4 sets up to hollow structure, set up dead lever 5 in the inside of montant 4, the outside cover of dead lever 5 is equipped with connecting pipe 6, set up compression spring 7 between the top in connecting pipe 6 and montant 4, the bottom of connecting pipe 6 is in the outside of montant 4 under the effect of compression spring 7 when vehicle support 2 does not use, during the use in the rotation process of vehicle support 2 the bottom atress of connecting pipe 6 is to the inside shrink of montant 4, compress compression spring 7, completely retract into the inside of montant 4 when montant 4 becomes vertical direction, do not influence the normal support of montant 4, and in the rotation process, the bottom of connecting pipe 6 passes through power device drive pivot 8 and rotates, and then make the helping hand wheel 9 on the pivot 8 rotate, helping hand wheel 9 rotates the bottom that the in-process is located montant 4, and it contacts with ground, rotates under the drive of pivot 8, steps on horizontal pole 3 with the foot, and hand power holds frame 1, just can prop 2 rotation in-process at the car and utilize helping hand wheel 9's rotation to impel car to prop 2 rotations, and the rethread cooperation user draws and draws, makes the rotation process of car brace 2 laborsaving more, and it is more convenient to prop the process.

Claims (5)

1. The utility model provides a convenient bearing structure of electric motor car, props (2) including rotating the car of connecting on frame (1), the car props (2) and includes horizontal pole (3), the both ends symmetry of horizontal pole (3) is fixed with montant (4), montant (4) rotate with frame (1) and are connected its characterized in that: montant (4) are hollow structure, the inside of montant (4) is equipped with dead lever (5), connecting pipe (6) have been cup jointed in the outside slip of dead lever (5), the outside cover of dead lever (5) is equipped with compression spring (7), compression spring (7) are located between the top in connecting pipe (6) and montant (4), two rotate between connecting pipe (6) and be connected with pivot (8), be equipped with drive pivot (8) pivoted power device on montant (4), the fixed helping hand wheel (9) of the both ends symmetry of pivot (8).

2. The convenient supporting structure of electric motor car of claim 1, characterized in that: the power device comprises a motor (10), a first gear (11) and a second gear (12), the motor (10) is fixed on the connecting pipe (6), the first gear (11) is fixed on an output shaft of the motor (10), the second gear (12) is fixed on the rotating shaft (8), and the first gear (11) is meshed with the second gear (12).

3. The convenient supporting structure of electric motor car of claim 1, characterized in that: the top of connecting pipe (6) is equipped with flange (13), compression spring (7) are located between the top in flange (13) and montant (4).

4. The convenient supporting structure of electric motor car according to claim 3, characterized in that: an annular limiting plate (14) is arranged in the vertical rod (4), the connecting pipe (6) is connected to the inner ring of the annular limiting plate (14) in a sliding mode, and the annular limiting plate (14) is located at the bottom of the convex plate (13).

5. The convenient supporting structure of electric motor car of claim 1, characterized in that: the frame (1) is rotatably connected with an electric push rod (15), and the movable end of the electric push rod (15) is rotatably connected with the vertical rod (4).

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