CN219109997U

CN219109997U - Novel efficient electric wheelchair rear axle

Info

Publication number: CN219109997U
Application number: CN202223268318.7U
Authority: CN
Inventors: 雷美红; 王佳栋; 方广忠
Original assignee: Jinhua Xinqi Industrial Fan Co ltd
Current assignee: Jinhua Xinqi Industrial Fan Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-02
Anticipated expiration: 2032-12-07

Abstract

The utility model provides a novel efficient electronic wheelchair rear axle, relates to the relevant field of motor, including the mounting bracket, the fixed two casings that are equipped with on the mounting bracket, two the casing bilateral symmetry evenly distributed, every be connected with the power transmission line on the casing respectively, every the fixed plug that is equipped with on the power transmission line respectively, every the inboard of casing is installed respectively and is surveyed the end cover, every be equipped with the outside installation space of opening respectively in the casing, every be equipped with eight interior bolt holes respectively in the casing, through will the mounting bracket is installed working position to pull out the power transmission line of both sides, thereby pass through the plug is connected to on the power, the during operation give the coil circular telegram, thereby make the coil produces magnetic force, thereby make the rotor rotates, thereby pass through sun gear No. ring gear, no. planet wheel No. sun dish No. steadily ring gear No. planet wheel with the output power of rim plate, thereby improve transmission efficiency greatly.

Description

Novel efficient electric wheelchair rear axle

Technical Field

The utility model relates to the field of motor related, in particular to a novel efficient electric wheelchair rear axle.

Background

The electric wheelchair is a new-generation intelligent wheelchair which is formed by superposing components such as a high-performance power driving device, an intelligent operating device, a battery and the like on the basis of the traditional manual wheelchair, is reformed and upgraded, has a manual operating intelligent controller, and can drive the wheelchair to finish various functions such as advancing, retreating, steering, standing, lying and the like, but the rear axle transmission efficiency of the traditional electric wheelchair is poor.

Disclosure of Invention

The utility model aims to provide a novel efficient electric wheelchair rear axle so as to solve the problems in the background technology.

The utility model solves the technical problems by adopting the following technical scheme:

the utility model provides a novel efficient electronic wheelchair rear axle, includes the mounting bracket, the fixed two casings that are equipped with on the mounting bracket, two the casing bilateral symmetry evenly distributed, every be connected with the power transmission line on the casing respectively, every the fixed plug that is equipped with respectively on the power transmission line, every survey the end cover in installing respectively in the inboard of casing, every be equipped with the outside installation space of opening respectively in the casing, every be equipped with eight interior bolt holes in the casing respectively, every eight interior bolt holes respectively with the centre of a circle of casing is central evenly distributed.

Preferably, each mounting space is fixedly provided with a coil, each casing is respectively provided with a rotor in a rotating manner, each casing is respectively provided with a cover in a sliding manner, each cover is respectively provided with eight left and right through outer bolt holes, each outer bolt hole corresponds to each inner bolt hole, and each cover is respectively provided with eight cover bolts in a threaded manner between the cover and the casing.

Preferably, sun gears are fixedly arranged on the outer sides of the rotors respectively, a gear ring is arranged in each cover respectively, four first planetary gears are rotatably arranged between each gear ring and the sun gears respectively, sun disks are arranged on each of the four first planetary gears respectively, and each of the four first planetary gears is meshed with the inner diameter of the first gear ring and the sun gears respectively.

Preferably, each cover is provided with an outer end shell in a sliding manner, three end shell bolts are arranged between each outer end shell and the cover in a threaded manner, bearings are respectively arranged in each outer end shell, and wheel discs are respectively arranged in each bearing.

Preferably, four second planetary gears are respectively arranged on each wheel disc, a second gear ring is respectively arranged in each outer end shell, and each four second planetary gears are respectively meshed with the inner diameter of the wheel disc and the sun disc.

The utility model has the advantages and positive effects that:

1. according to the utility model, the mounting frame is arranged at the working position, so that the power transmission lines on two sides are pulled out, the plug is connected to a power supply, the coil is electrified during working, so that magnetic force is generated by the coil, the rotor rotates, and stable output power is output through the sun gear, the first gear ring, the first planetary gear, the sun disc, the second gear ring, the second planetary gear and the wheel disc, so that the transmission efficiency is greatly improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the overall front view of a rear axle of a novel and efficient electric wheelchair;

FIG. 2 is a front perspective view of the cover of FIG. 1 according to the present utility model;

fig. 3 is a front perspective view of the rotor of fig. 1 in accordance with the present utility model.

The index marks in the drawings are as follows: 11. a housing; 12. an inner measuring end cover; 13. a power transmission line; 14. a plug; 15. an installation space; 16. a rotor; 17. a coil; 18. a cover; 19. a cover bolt; 20. a sun gear; 21. a first gear ring; 22. a first planetary gear; 23. a solar disk; 24. a second gear ring; 25. a second planetary gear; 26. a wheel disc; 27. a bearing; 28. an outer end shell; 29. an end shell bolt; 30. an inner bolt hole; 31. an outer bolt hole.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model will now be described in detail with reference to fig. 1-3, wherein for convenience of description the orientations described below are now defined as follows: the vertical, horizontal, vertical, front-to-back directions described below are the same as the vertical, horizontal, vertical, and horizontal directions of the view of fig. 1. Fig. 1 is a front view of the device of the present utility model, and the direction of fig. 1 is the same as the vertical, horizontal, vertical, front-to-back, horizontal, and horizontal directions of the device of the present utility model.

Embodiments of the utility model are described in further detail below with reference to the attached drawing figures:

referring to fig. 1-3, an embodiment of the present utility model is provided: the utility model provides a novel efficient electronic wheelchair rear axle, includes mounting bracket 10, the fixed two casings 11 that are equipped with on the mounting bracket 10, two the casing 11 bilateral symmetry evenly distributed, every be connected with power transmission line 13 on the casing 11 respectively, every the fixed plug 14 that is equipped with respectively on the power transmission line 13, every the inboard of casing 11 is installed respectively and is surveyed end cover 12, every be equipped with the outside installation space 15 of opening respectively in the casing 11, every be equipped with eight interior bolt holes 30 respectively in the casing 11, every eight interior bolt holes 30 respectively with the centre of a circle of casing 11 is central evenly distributed.

In addition, in one embodiment, each of the installation spaces 15 is fixedly provided with a coil 17, each of the housings 11 is rotatably provided with a rotor 16, each of the housings 11 is slidably provided with a cover 18, each of the covers 18 is provided with eight outer bolt holes 31 penetrating from left to right, each of the outer bolt holes 31 corresponds to the inner bolt hole 30, and each of the covers 18 is provided with eight cover bolts 19 in a threaded manner with respect to the housing 11.

In addition, in one embodiment, a sun gear 20 is fixedly arranged on the outer side of each rotor 16, a first gear ring 21 is respectively arranged in each cover 18, four first planet gears 22 are rotatably arranged between each first gear ring 21 and the sun gear 20, a sun disc 23 is respectively arranged on each fourth first planet gear 22, and each four first planet gears 22 are respectively meshed with the inner diameter of the first gear ring 21 and the sun gear 20.

In addition, in one embodiment, each cover 18 is slidably provided with an outer end shell 28, three end shell bolts 29 are threaded between each outer end shell 28 and the cover 18, each outer end shell 28 is provided with a bearing 27, and each bearing 27 is provided with a wheel disc 26.

In addition, in one embodiment, four second planetary gears 25 are respectively disposed on each wheel disc 26, and a second gear ring 24 is respectively disposed in each outer end shell 28, and each four second planetary gears 25 are respectively meshed with the inner diameter of the wheel disc 26 and the sun disc 23.

In specific implementation, when the wheelchair rear axle is needed, the mounting frame 10 is mounted at a working position, so that the power transmission lines 13 on two sides are pulled out, and the power transmission lines are connected to a power supply through the plug 14, and when the wheelchair rear axle is in operation, the coil 17 is electrified, so that the coil 17 generates magnetic force, and the rotor 16 rotates, so that stable output power is output through the sun gear 20, the first gear ring 21, the first planet gears 22, the sun disc 23, the second gear ring 24, the second planet gears 25 and the wheel disc 26, and the transmission efficiency is greatly improved.

It should be emphasized that the examples described herein are illustrative rather than limiting, and therefore the utility model is not limited to the examples described in the detailed description, but rather falls within the scope of the utility model as defined by other embodiments derived from the technical solutions of the utility model by those skilled in the art.

Claims

1. Novel efficient electronic wheelchair rear axle, including mounting bracket (10), its characterized in that: two casings (11) are fixedly arranged on the mounting frame (10), two are symmetrically and evenly distributed on the left side and the right side of the casings (11), each casing (11) is respectively connected with a power transmission line (13), each power transmission line (13) is respectively fixedly provided with a plug (14), each inner side of each casing (11) is respectively provided with an inner measuring end cover (12), each casing (11) is respectively provided with an outer installation space (15) with an opening, each casing (11) is respectively provided with eight inner bolt holes (30), and each eight inner bolt holes (30) are respectively used for evenly distributing the circle centers of the casings (11) as centers.

2. The novel and efficient electric wheelchair rear axle of claim 1, wherein: each installation space (15) is fixedly provided with a coil (17) respectively, each casing (11) is respectively provided with a rotor (16) in a rotating mode, each casing (11) is respectively provided with a casing (18) in a sliding mode, each casing (18) is respectively provided with eight left and right through outer bolt holes (31), each outer bolt hole (31) corresponds to each inner bolt hole (30), and eight casing bolts (19) are respectively arranged between each casing (18) and each casing (11) in a threaded mode.

3. The novel and efficient electric wheelchair rear axle of claim 2, wherein: the outer side of each rotor (16) is fixedly provided with a sun wheel (20) respectively, each cover (18) is internally provided with a gear ring (21) respectively, each gear ring (21) is rotationally provided with four planetary wheels (22) between the sun wheel (20) respectively, each planetary wheel (22) is provided with a sun disc (23) respectively, and each planetary wheel (22) is meshed with the inner diameter of the gear ring (21) and the sun wheel (20) respectively.

4. A novel and efficient electric wheelchair rear axle as claimed in claim 3, characterized in that: each cover (18) is provided with an outer side end shell (28) in a sliding mode, three end shell bolts (29) are arranged between each outer side end shell (28) and each cover (18) in a threaded mode, bearings (27) are arranged in each outer side end shell (28), and wheel discs (26) are arranged in each bearing (27).

5. The novel and efficient electric wheelchair rear axle of claim 4, wherein:

four second planetary gears (25) are respectively arranged on each wheel disc (26), second gear rings (24) are respectively arranged in each outer end shell (28), and each four second planetary gears (25) are respectively meshed with the inner diameter of each wheel disc (26) and the sun disc (23).