CN220281407U

CN220281407U - Electric campsite vehicle

Info

Publication number: CN220281407U
Application number: CN202321431050.6U
Authority: CN
Inventors: 聂爱琴; 朱可可
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-01-02
Anticipated expiration: 2033-06-07

Abstract

The utility model provides an electric campsite vehicle which comprises a vehicle body assembly, a driving wheel and an auxiliary wheel, wherein the vehicle body assembly comprises a vehicle body frame and a pull handle structure, the vehicle body frame comprises a foldable bottom frame structure, a side frame structure, a front frame structure and a rear frame structure, the driving wheel comprises a hub motor suitable for driving the vehicle body assembly, the driving wheel is rotatably connected with the rear frame structure through a driving wheel fork, the pull handle structure is hinged with the driving wheel fork, the auxiliary wheel is connected with the front frame structure, and the driving wheel is suitable for driving the auxiliary wheel to synchronously move. According to the utility model, the driving wheel comprising the hub motor meets the power requirement of the electric camping vehicle, the auxiliary wheel arranged on the front frame structure is suitable for sharing load and synchronously moving, the driving wheel is rotatably arranged on the rear frame structure through the driving wheel fork, and the steering is realized through controlling the driving wheel, so that the overall stability of the electric camping vehicle is effectively improved.

Description

Electric campsite vehicle

Technical Field

The utility model belongs to the technical field of campsite vehicles, and particularly relates to an electric campsite vehicle.

Background

Camping vehicles (also called camping vehicles) need to be pushed on stone sand pavements or grasslands, and particularly when the camping vehicles carry more materials, larger resistance needs to be overcome in the movement process, so that higher requirements are put on physical strength of users.

The traditional Chinese patent with the application number of CN202223234852.6 discloses a foldable camping vehicle, which comprises a foldable vehicle frame, a push handle assembly and a foldable net bag, wherein the foldable vehicle frame comprises a bottom frame, the middle part of the bottom frame can be folded upwards, folding fork arms hinged with two ends of the bottom frame are arranged at the upper end of the bottom frame, a frame is further hinged with the end parts of the hinged parts of the bottom frame and the folding fork arms, a movable wheel is arranged at the bottom of the frame, and the bottom frame and the folding fork arms can be synchronously folded and unfolded along the length direction of the foldable vehicle frame; the pushing handle assembly is hinged to one end of the bottom frame, and the stretched foldable frame is pushed and carried through the pushing handle assembly; the foldable net bag is a foldable soft container and is used for being placed on the inner side of the unfolded foldable bicycle frame.

In the scheme, the push handle assembly is directly hinged with the frame, when the camping vehicle is pulled, the pulling force firstly acts on the hinged position of the handle and the frame, the wheels are driven to rotate and roll through the frame, the steering is inflexible, the structure of the hinged position is fragile, the long-term stress is easy to deform or even break, the service life of the camping vehicle is lost, and the maintenance cost is higher.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an electric camping car, so as to meet the needs of users.

To achieve the above object, the present utility model provides an electric campsite car comprising

The car body assembly comprises a car body frame and a pull handle structure, wherein the car body frame comprises a foldable bottom frame structure, a foldable side frame structure, a front frame structure and a rear frame structure,

a driving wheel comprising a hub motor adapted to drive the vehicle body assembly, the driving wheel being rotatably connected to the rear frame structure via a driving fork, a handle structure hinged to the driving fork,

and the auxiliary wheel is connected with the front frame structure, and the driving wheel is suitable for driving the auxiliary wheel to synchronously move.

As a preferred option: the driving wheel fork comprises two side plates and a bridging plate suitable for connecting the two side plates, the driving wheel comprises a driving wheel shaft, two ends of the driving wheel shaft are fixedly connected with the two side plates, load can be effectively dispersed on the side plates on two sides of the wheel shaft, transportation of large load can be borne, and installation firmness and bearing performance of the driving wheel are improved. The bridging plate comprises a rotating shaft, and the rear frame structure comprises a shaft sleeve which is suitable for being matched with the rotating shaft.

As a preferred option: the axle rotates about a first axis and the shaft rotates about a second axis, the first axis being perpendicular to the second axis.

As a preferred option: one end and bridging board fixed connection or integrated into one piece of pivot, the other end of pivot include the limit end, and the limit end includes upper end conical surface and lower extreme plane, and the axle sleeve includes the stop collar, and the stop collar includes the cooperation conical surface that forms in its inside, forms in its upper surface cooperation plane and a plurality of circumference equipartition's rule groove, and upper end conical surface is suitable for ejecting cooperation plane, and the lower extreme plane is suitable for the interference cooperation plane in order to realize the axial spacing between pivot and the axle sleeve.

As a preferred option: the rear frame structure comprises a mounting sleeve, and the shaft sleeve is fixed in the mounting sleeve through a plurality of radially arranged screws.

As a preferred option: the stop collar comprises 2 to 8 regular grooves.

As a preferred option: the material of the shaft sleeve is one of nylon, stainless steel, carbon steel or copper alloy.

As a preferred option: the front frame structure and the rear frame structure are symmetrically arranged, the front frame structure comprises two front frame upright posts, the two front frame upright posts are respectively connected with auxiliary wheels through auxiliary wheel clamps, and the rear frame structure comprises two rear frame upright posts.

As a preferred option: the two rear frame upright posts are rotatably connected with driving wheels through driving wheel clamps.

As a preferred option: the rear frame structure further comprises a middle upright rod arranged in the middle, the middle upright rod is parallel to the rear frame upright post, and the middle upright rod is rotatably connected with a driving wheel through a driving wheel clamp.

As a preferred option: the handle structure comprises a first handle part and a second handle part which are in sliding fit along the length direction, the first handle part comprises a handle, the bridging plate comprises a rotating seat, and the second handle part is hinged to the rotating seat.

As a preferred option: the second handle part is hinged with the middle vertical rod through a driving wheel fork.

As a preferred option: the handle structure comprises a sliding part arranged on the first handle part in a sliding manner and two second handle parts connected with the sliding part in a rotating manner, wherein the two second handle parts are arranged at an included angle, and the two handle parts are respectively connected with two rear frame upright posts through driving wheel forks.

As a preferred option: the control assembly comprises a control circuit board, a power interface electrically connected to the control circuit board and a speed regulating button, wherein the speed regulating button is arranged on the handle structure and is convenient to operate and control the campsite vehicle.

As a preferred option: the power supply box is fixedly arranged on the rear frame structure, the control circuit board is accommodated in the power supply box, and the power supply interface is embedded in the power supply box.

As a preferred option: the control assembly comprises a control box fixedly arranged on the rear frame structure, the control circuit board is accommodated in the control box, the power interface is embedded in the control box, and the power box is detachably arranged on the rear frame structure or the control box.

As a preferred option: the underframe structure comprises two unit underframes which are hinged and matched, the other side of the unit underframe is suitable for being hinged and matched with the front frame structure or the rear frame structure, the side frame structure comprises at least one X-shaped telescopic arm, the X-shaped telescopic arm is hinged to the front frame structure and the rear frame structure, and the underframe structure and the side frame structure can be suitable for being synchronously folded and unfolded along the length direction of the vehicle body frame.

The beneficial effects of the utility model are as follows:

(1) The electric campsite car is characterized in that the requirement of the electric campsite car on power is met through the driving wheel comprising the hub motor, the auxiliary wheel arranged on the front frame structure is suitable for sharing load and synchronously moving, the driving wheel is rotatably arranged on the rear frame structure through the driving wheel fork, steering is achieved through the control of the driving wheel, and the overall stability of the electric campsite car is effectively improved.

(2) Through with handle structure articulated in drive fork for pulling force directly acts on the drive wheel, drives automobile body assembly through the drive wheel and turns to, turns to more nimble, can avoid handle structure and automobile body assembly's articulated department to produce irreversible damage simultaneously, is favorable to increase of service life.

(3) The limiting sleeve has good deformation performance by arranging the regular grooves, the clamping force is high, and meanwhile, the screwing moment is reduced, the assembly difficulty is reduced, and the service life is prolonged by arranging the upper end conical surface to be in ejection fit with the conical surface.

Drawings

Fig. 1 is a schematic structural diagram of an electric campsite vehicle provided by the utility model.

Fig. 2 is an assembly schematic diagram of the rear frame structure, the driving wheel and the handle structure provided by the utility model.

Fig. 3 is a schematic cross-sectional view of the rear frame structure, the driving wheel and the handle structure provided by the utility model.

Fig. 4 is an enlarged schematic view of a partial area in fig. 3.

Fig. 5 is a schematic structural view of a sleeve according to the present utility model.

In the drawing, a vehicle body frame 100, a driving wheel 101, an auxiliary wheel 102, a handle structure 103, a bottom frame structure 104, a unit bottom frame 105, a front frame structure 106, a rear frame structure 107, a side frame structure 108, a front frame column 109, a rear frame column 110, a middle vertical column 111, a driving wheel fork 112, a side plate 113, a bridge plate 114, a rotating shaft 115, a shaft sleeve 116, a mounting sleeve 117, a limiting end 118, an upper end taper surface 119, a lower end plane 120, a limiting sleeve 121, a mating taper surface 122, a mating plane 123, a regular groove 124, a first handle portion 125, a second handle portion 126, a handle 127, a rotating seat 128, a power box 129, a battery pack 130, and a control circuit board 131.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

As shown in fig. 1-5, an electric campsite vehicle comprises a vehicle body assembly, a driving wheel 101, an auxiliary wheel 102, a power supply device and a control component, wherein the vehicle body assembly comprises a vehicle body frame 100 and a pull handle structure 103 which can be pulled out, the vehicle body frame 100 comprises a foldable bottom frame structure 104 and a side frame structure 108, a front frame structure 106 and a rear frame structure 107, the bottom frame structure 104 comprises a unit bottom frame 105 which is matched with two hinges, the other side of the unit bottom frame 105 is suitable for being matched with the front frame structure 106 or the rear frame structure 107 in a hinging manner, the side frame structure 108 comprises two X-shaped telescopic arms, the X-shaped telescopic arms are hinged with the front frame structure 106 and the rear frame structure 107, and the bottom frame structure 104 and the side frame structure 108 can be suitable for being synchronously folded and unfolded along the length direction of the vehicle body frame 100. The front frame structure 106 and the rear frame structure 107 are symmetrically arranged frame structures, the front frame structure 106 comprises two front frame upright posts 109, the two front frame upright posts 109 are respectively connected with the auxiliary wheel 102 through the auxiliary wheel 102 clamp, and the rear frame structure 107 comprises two rear frame upright posts 110 and a middle upright post 111 arranged in the middle. The driving wheel 101 comprises a hub motor adapted to drive the vehicle body assembly, the intermediate upright 111 is integrally provided with a mounting sleeve 117, the driving wheel 101 is rotatably connected to the mounting sleeve 117 by a driving fork 112, and the driving wheel 101 is adapted to drive the auxiliary wheel 102 for synchronous movement.

In this embodiment, the driving fork 112 includes two side plates 113 and a bridging plate 114 adapted to connect the two side plates 113, the driving wheel 101 includes a driving axle, two ends of the driving axle are fixedly connected with the two side plates 113, the bridging plate 114 includes a rotating shaft 115, and the rear frame structure 107 includes a shaft sleeve 116 adapted to cooperate with the rotating shaft 115. The axle rotates about a first axis and the shaft 115 rotates about a second axis, the first axis being perpendicular to the second axis.

In this embodiment, the sleeve 116 is secured to the inside of the mounting sleeve 117 by a plurality of radially disposed screws. Further, the material of the sleeve 116 is nylon. One end of the rotating shaft 115 is welded to the bridging plate 114, the other end of the rotating shaft 115 comprises a limiting end 118, a limiting sleeve 121 is formed by encircling four upright posts, a regular groove 124 is formed between every two adjacent upright posts, and each upright post comprises a matching conical surface 122 formed inside the upright post and a matching plane 123 formed on the upper surface of the upright post. When the limiting sleeve is installed, the rotating shaft 115 is inserted into the shaft sleeve 116, the upper end conical surface 119 is suitable for being matched with the conical surface 122 to prop the limiting sleeve 121, and the limiting end 118 can be used for ejecting the limiting sleeve 121 upwards. When the stand column is in place, the lower end plane 120 is suitable for abutting against the matching plane 123 to realize axial limiting between the rotating shaft 115 and the shaft sleeve 116, and the stand column elastically returns to clamp the rotating shaft 115.

In this embodiment, the handle structure 103 includes a first handle portion 125 and a second handle portion 126 slidingly engaged along a length direction, the first handle portion 125 includes a handle 127, the bridging plate 114 includes a rotating seat 128, and the second handle portion 126 is hinged to the rotating seat 128 and further hinged to the mounting sleeve 117 through the driving wheel fork 112.

In this embodiment, the power supply device includes a power supply box 129 and a battery cell group 130 accommodated in the power supply box 129, the control assembly includes a control circuit board 131, a power interface electrically connected to the control circuit board 131, and a speed adjusting button, the speed adjusting button is disposed on the handle structure 103, the power supply box 129 is fixedly mounted on the rear frame structure 107, the control circuit board 131 is accommodated in the power supply box 129, and the power interface is embedded in the power supply box 129.

Example 2

Compared to embodiment 1, the difference is that the two rear frame posts 110 are rotatably connected to the driving wheel 101 through the driving wheel 101 clamp, the handle structure 103 includes a sliding portion disposed along the first handle portion 125, and two second handle portions 126 rotatably connected to the sliding portion, the two second handle portions 126 are disposed at an included angle, and the two handle portions are respectively connected to the two rear frame posts 110 through the driving wheel fork 112. The power supply device and the control circuit board 131 are mounted on the rear frame structure 107, and the speed regulating button is arranged on the handle structure 103, so that the control circuit board 131 is simple in wiring and convenient to overhaul when being electrically connected with the hub motor and the speed regulating button, and meanwhile the length of an electric wire can be shortened, and the manufacturing cost is reduced.

Further, in this embodiment, the control assembly includes a control box fixedly mounted on the rear frame structure 107, the control circuit board 131 is accommodated in the control box, the power interface is embedded in the control box, and the power box 129 is detachably disposed in the control box.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. An electric campsite vehicle, which is characterized by comprising

The car body assembly comprises a car body frame and a pull handle structure which can be pulled out, wherein the car body frame comprises a foldable bottom frame structure, a foldable side frame structure, a front frame structure and a rear frame structure,

a drive wheel including an in-wheel motor adapted to drive the vehicle body assembly, the drive wheel rotatably coupled to the rear frame structure by a drive fork, the pull handle structure hinged to the drive fork,

an auxiliary wheel connected to the front frame structure, the driving wheel being adapted to drive the auxiliary wheel in a synchronized movement.

2. The electric campsite car of claim 1, wherein the drive fork comprises two side plates and a bridging plate adapted to connect the two side plates, the drive wheel comprises a drive axle, two ends of the drive axle are fixedly connected with the two side plates, the bridging plate comprises a rotating shaft, and the rear frame structure comprises a shaft sleeve adapted to be matched with the rotating shaft.

3. An electric camp vehicle as claimed in claim 2 in which the axle rotates about a first axis and the shaft rotates about a second axis, the first axis being perpendicular to the second axis.

4. An electric campsite car according to claim 3, wherein one end of the rotating shaft is fixedly connected with the bridging plate or integrally formed, the other end of the rotating shaft comprises a limiting end, the limiting end comprises an upper conical surface and a lower end plane, the shaft sleeve comprises a limiting sleeve, the limiting sleeve comprises a matching conical surface formed in the limiting sleeve, a matching plane formed on the upper surface of the limiting sleeve and a plurality of circumferentially uniformly distributed regular grooves, the upper end conical surface is suitable for ejecting the matching plane, and the lower end plane is suitable for abutting against the matching plane to realize axial limiting between the rotating shaft and the shaft sleeve.

5. An electric camping car as claimed in claim 4, wherein,

the rear frame structure comprises a mounting sleeve, the shaft sleeve is fixed in the mounting sleeve through a plurality of screws which are arranged in the radial direction,

and/or the limit sleeve comprises 2 to 8 regular grooves,

and/or the material of the shaft sleeve is nylon or stainless steel or carbon steel or copper alloy.

6. The electric campsite car of any one of claims 2-5, wherein the front frame structure and the rear frame structure are symmetrically arranged frame structures, the front frame structure comprises two front frame upright posts, the two front frame upright posts are respectively connected with auxiliary wheels through auxiliary wheel clamps, the rear frame structure comprises two rear frame upright posts, wherein,

the two rear frame upright posts are rotatably connected with the driving wheels through the driving wheel clamps,

and/or, the rear frame structure further comprises a middle upright rod arranged in the middle, the middle upright rod is parallel to the rear frame upright column, and the middle upright rod is rotatably connected with the driving wheel through the driving wheel clamp.

7. The electric campsite car of claim 6, wherein the pull handle structure comprises a first pull handle portion and a second pull handle portion slidingly engaged along a length direction, the first pull handle portion comprising a handle, the bridge plate comprising a swivel mount, the second pull handle portion being hinged to the swivel mount.

8. The electric camping car as claimed in claim 7, wherein the second handle portion is hinged to the intermediate upright via the drive fork,

or, the handle structure comprises a sliding part arranged on the first handle part in a sliding way and two second handle parts connected with the sliding part in a rotating way, wherein the two second handle parts are arranged in an included angle way, and the two handle parts are respectively connected with the two rear frame upright posts through driving wheel forks.

9. The electric camping car of claim 1, further comprising a power supply device and a control assembly, wherein the power supply device comprises a power supply box and a battery cell group accommodated in the power supply box, the control assembly comprises a control circuit board, a power interface electrically connected to the control circuit board and a speed regulating button, the speed regulating button is arranged on the handle structure, wherein,

the power supply box is fixedly arranged on the rear frame structure, the control circuit board is accommodated in the power supply box, the power supply interface is embedded in the power supply box,

or, the control assembly comprises a control box fixedly installed in the rear frame structure, the control circuit board is contained in the control box, the power interface is embedded in the control box, and the power box is detachably arranged in the rear frame structure or the control box.

10. An electric campsite car according to claim 1, wherein the base frame structure comprises two hingedly coupled unit base frames, the other side of the unit base frame is adapted to hingedly couple the front frame structure or the rear frame structure, the side frame structure comprises at least one X-shaped telescopic arm, the X-shaped telescopic arm is hinged to the front frame structure and the rear frame structure, and the base frame structure and the side frame structure are adapted to be folded and unfolded synchronously along the length direction of the car body frame.