CN211918354U

CN211918354U - Large-load steering wheel assembly

Info

Publication number: CN211918354U
Application number: CN202020283485.0U
Authority: CN
Inventors: 孙丰成; 唐伟鑫
Original assignee: Qingdao Auste Electric Drive Equipment Co ltd
Current assignee: Qingdao Auste Electric Drive Equipment Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-11-13
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses a heavy load steering wheel assembly, including slewing gear, encoder subassembly, first motor, zero-bit detection switch, electric limit switch, wheel, second motor, stopper, reducing gear box and connecting plate, slewing gear's inner circle pass through the connecting plate with the reducing gear box is connected, slewing gear's outer lane and frame fixed connection, first motor, second motor, zero-bit detection switch, electric limit switch, encoder subassembly and wheel are all installed in the below of connecting plate, zero-bit detection switch and electric limit switch all are connected with encoder electric component, the stopper with the reducing gear box is connected. The utility model discloses the structure is retrencied, has the great advantage of load.

Description

Large-load steering wheel assembly

Technical Field

The utility model relates to a vehicle parts technical field, in particular to heavy load steering wheel assembly.

Background

The steering wheel assembly is used as a core component of the electric industrial vehicle, integrates key parts such as a traveling motor, a steering motor, a reduction gearbox, wheels, a brake, a rotary gear, an encoder seat component and the like, and determines the power and the operating performance of the whole vehicle; at present, like products in the market are limited by processing technology and design reasons, and generally have the advantages of light load, large and non-compact structure.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, a heavy load steering wheel assembly is provided, and the structure is retrencied, has the great advantage of load.

In order to solve the technical problem, the technical scheme of the utility model is that:

the large-load steering wheel assembly comprises a rotary gear, an encoder component, a first motor, a zero position detection switch, an electric limit switch, a wheel, a second motor, a brake, a reduction gearbox and a connecting plate, wherein an inner ring of the rotary gear is connected with the reduction gearbox through the connecting plate, an outer ring of the rotary gear is fixedly connected with a frame, the first motor, the second motor, the zero position detection switch, the electric limit switch, the encoder component and the wheel are all installed below the connecting plate, the zero position detection switch and the electric limit switch are all connected with the encoder component, and the brake is connected with the reduction gearbox.

Preferably, the brake is mounted on the left side of the reduction gearbox, and the wheels are mounted on the right side of the reduction gearbox.

Preferably, the first motor is arranged in a horizontal direction, and the second motor is arranged in a vertical direction.

Preferably, the first motor is disposed on a right side of the wheel, and the second motor is disposed on a left side of the wheel.

Preferably, the rotary gear is mounted above the connecting plate, and the rotary gear is in transmission connection with the first motor and the second motor respectively.

Preferably, the encoder assembly, the zero position detection switch and the electrical limit switch are all connected with the connecting plate through screws.

Adopt above-mentioned technical scheme, the utility model provides a pair of heavy load steering wheel assembly, slewing gear's in this heavy load steering wheel assembly inner circle passes through the connecting plate to be connected with the reducing gear box, slewing gear's outer lane and frame fixed connection, zero-bit detection switch and electric limit switch all are connected with encoder electrical component, the stopper is connected with the reducing gear box, this heavy load steering wheel assembly overall structure is comparatively retrencied, and this heavy load steering wheel assembly and whole car installation back, the atress bearing is two by an increase, greatly increased this heavy load steering wheel assembly's load capacity, the great advantage of load has.

Drawings

Fig. 1 is a schematic structural view of the present invention;

in the figure, 1-a rotary gear, 2-an encoder component, 3-a first motor, 4-a zero position detection switch, 5-an electric limit switch, 6-a wheel, 7-a second motor, 8-a brake, 9-a reduction box and 10-a connecting plate.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

As shown in fig. 1, the utility model discloses an among the structural schematic diagram, this heavy load helm assembly includes slewing gear, the encoder subassembly, first motor, zero-position detection switch, electric limit switch, the wheel, the second motor, the stopper, reducing gear box and connecting plate, this slewing gear's inner circle passes through the connecting plate and is connected with this reducing gear box, this slewing gear's outer lane and frame fixed connection, this first motor, the second motor, zero-position detection switch, electric limit switch, encoder subassembly and wheel are all installed in the below of connecting plate, this zero-position detection switch and electric limit switch all are connected with the encoder electrical component, this stopper is connected with this reducing gear box. The inner ring of the rotary gear is connected with the reduction gearbox through the connecting plate to form a whole, and the whole rotates circularly under the action of the steering pinion, so that the steering function of the vehicle is realized; the outer ring of the slewing gear can be fixed with the frame; rigid connection with a vehicle is realized, and the assembly requirement is met; the electric limit switch and the zero position detection switch are installed through the fixing plate, and detect the outer ring position of the slewing gear and feed back signals.

Specifically, the brake is mounted on the left side of the reduction gearbox, the wheel is mounted on the right side of the reduction gearbox, the first motor is arranged in the horizontal direction, the second motor is arranged in the vertical direction, the first motor is a walking motor, and the second motor is a steering motor; the first motor is arranged on the right side of the wheel, and the second motor is arranged on the left side of the wheel; the rotary gear is arranged above the connecting plate and is in transmission connection with the first motor and the second motor respectively; the encoder assembly, the zero position detection switch and the electrical limit switch are all connected with the connecting plate through screws.

It can be understood that the utility model relates to a rationally, the structure is unique, 1, configuration optimization, steering wheel assembly and whole car installation back, and the walking motor is arranged for the horizontal direction, turns to the vertical direction of motor and arranges. The existing steering wheel in the market is generally light in load, the wall thickness of a box body of the steering wheel assembly is increased, a front end cover of a stressed walking motor is designed and manufactured according to requirements, the number of stress bearings is increased from one to two, and the load capacity of the steering wheel is greatly increased by the design. 2. The radius of gyration is small; the maximum size position of the turning radius of the steering wheel during steering is the outer edge of a mounting flange of a steering motor, and the turning radius is obviously reduced under the condition of the same load capacity. 3. The product integration level is high, the steering wheel assembly can meet the basic form and the steering function, and an electric limit switch, a zero position detection switch and an encoder can be arranged for position feedback and signal control, so that the automatic control function of the industrial vehicle is realized.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A large-load steering wheel assembly is characterized in that: the automatic parking brake device is characterized by comprising a rotary gear, an encoder component, a first motor, a zero position detection switch, an electric limit switch, wheels, a second motor, a brake, a reduction gearbox and a connecting plate, wherein an inner ring of the rotary gear is connected with the reduction gearbox through the connecting plate, an outer ring of the rotary gear is fixedly connected with a frame, the first motor, the second motor, the zero position detection switch, the electric limit switch, the encoder component and the wheels are all installed below the connecting plate, the zero position detection switch and the electric limit switch are all connected with the encoder electrical component, and the brake is connected with the reduction gearbox.

2. The high load steering wheel assembly of claim 1, wherein: the brake is arranged on the left side of the reduction gearbox, and the wheels are arranged on the right side of the reduction gearbox.

3. The high load steering wheel assembly of claim 1, wherein: the first motor is arranged in the horizontal direction, and the second motor is arranged in the vertical direction.

4. The high load steering wheel assembly of claim 1, wherein: the first motor set up in the right side of wheel, the second motor set up in the left side of wheel.

5. The high load steering wheel assembly of claim 1, wherein: the rotary gear is arranged above the connecting plate and is in transmission connection with the first motor and the second motor respectively.

6. The high load steering wheel assembly of claim 1, wherein: the encoder assembly, the zero position detection switch and the electric limit switch are all connected with the connecting plate through screws.