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Centralized layout electro-hydraulic power steering system for large full load passenger car

A technology of hydraulic power steering and electric steering, applied in power steering mechanism, steering mechanism, fluid steering mechanism, etc., can solve the problems of complex layout, inconvenient installation and disassembly, etc., and achieve the effect of high height, easy layout, and convenient installation and disassembly.

Active Publication Date: 2018-03-09
DONGFENG COMML VEHICLE CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The purpose of the present invention is to overcome the defects and problems of complex layout, low height of the low driving area, and inconvenient installation and disassembly existing in the prior art, and provide a large-scale full-carrying vehicle with easy layout, high height of the low driving area, and convenient installation and disassembly. Centralized Arrangement Electrohydraulic Power Steering System for Passenger Cars

Method used

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  • Centralized layout electro-hydraulic power steering system for large full load passenger car
  • Centralized layout electro-hydraulic power steering system for large full load passenger car
  • Centralized layout electro-hydraulic power steering system for large full load passenger car

Examples

Experimental program
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Effect test

Embodiment 1

[0080] see Figure 1 to Figure 8 , a centralized layout electro-hydraulic power steering system for a large full-load passenger car, comprising a frame system 1, a steering rod system 10, and a steering pipeline system 9, the frame system 1 including a frame left longitudinal beam 11, a frame The first beam 12, the second beam 13 of the vehicle frame, the side beam frame 14 of the vehicle frame, the upper longitudinal beam frame 15 of the vehicle frame, the rear beam frame 16 of the vehicle frame, and the side longitudinal beam 17 of the vehicle frame. Commutator 2 and steering commutator bracket 21, steering intermediate transmission shaft 3, steering gear 4 and steering gear bracket 41, steering pendant arm 5, steering straight rod 6, the steering pipeline system 9 includes steering oil tank 7, electric Steering pump 8, steering gear 4, oil inlet pipeline 91, high pressure pipeline 92, low pressure pipeline 93;

[0081] The left longitudinal beam 11 of the vehicle frame is ...

Embodiment 2

[0084] Basic content is the same as embodiment 1, the difference is:

[0085] see Figure 1 to Figure 8 , the upper rail frame 15 of the frame includes an upper rail 151, a first upper rail 152, a second upper rail 154, and a third upper rail 153, and the upper rail 151 is arranged directly above the left rail 11 of the frame And parallel to the left side beam 11 of the vehicle frame, the front end of the upper cross beam 151 is vertically connected with the upper end of the first upper vertical beam 152, and the lower end of the first upper vertical beam 152 is vertically connected with the upper end surface of the first cross beam 12 of the vehicle frame. The rear end of the crossbeam 151 is vertically connected with the upper end of the second upper vertical beam 154, and the lower end of the second upper vertical beam 154 is vertically connected with the upper end surface of the second crossbeam 13 of the vehicle frame. Between the upper crossbeam 151 and the left longitud...

Embodiment 3

[0090] Basic content is the same as embodiment 1, the difference is:

[0091] see Figure 1 to Figure 8 , the steering gear bracket 41 is parallel to the left longitudinal beam 11 of the vehicle frame, the steering gear bracket 41 is provided with a steering gear installation hole 411 for installing the steering gear 4, and a steering gear output shaft through hole 412, and the steering gear 4 is connected to the steering gear through a bolt. The steering gear mounting hole 411 is connected, and the output shaft 42 of the steering gear 4 is connected with the lower end of the steering drop arm 5 after passing through the hole 412 of the steering gear output shaft; the upper end of the steering gear bracket 41 is provided with an upper bending edge 413 , the front end is provided with a front bending edge 414, the rear end is provided with a rear bending edge 415, the upper bending edge 413 is welded to the lower end surface of the frame side longitudinal beam 17, the front ben...

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Abstract

The invention relates to a centralized arrangement type electric hydraulic power steering system for a large-scale full-bearing passenger car. The centralized arrangement type electric hydraulic power steering system comprises a frame system, a steering pull rod system and a steering pipeline system, wherein the frame system comprises a left stringer for a frame, a first beam for the frame, a second beam for the frame, an edge beam framework for the frame, an upper stringer frame for the frame, a rear beam framework for the frame, and an edge stringer for the frame; the steering pull rod system comprises a steering diverter, a steering diverter bracket, a steering intermediate transmission shaft, a steering engine, a steering engine bracket, a steering drop arm and a steering drag rod; the steering pipeline system comprises a steering oil tank, an electric steering pump, the steering engine, an oil inlet pipeline, a high-pressure pipeline and a low-pressure pipeline. The centralized arrangement type electric hydraulic power steering system disclosed by the invention not only is easy to arrange and high in the height of a low drive zone, but also is convenient to assemble and disassemble.

Description

technical field [0001] The invention relates to an arrangement structure of an automobile steering system, which belongs to the technical field of automobile steering systems, in particular to a centralized arrangement electrohydraulic power steering system of a large full-load passenger car, and is mainly suitable for providing an electric steering system suitable for hybrid or pure electric buses. The layout of the hydraulic power steering system is easy to arrange, the height of the low driving area is high, and the installation and disassembly are convenient. Background technique [0002] According to GB 7258-2012 "Technical Conditions for Motor Vehicle Operation Safety", the special requirements for passenger cars in Chapter 11.2: For road buses, tourist buses and all sleeper buses with a vehicle length greater than 11m, the body should be a fully load-bearing integral frame structure. The frame structure and profiles of large full-load passenger cars have changed, and ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B62D5/06
CPCB62D5/064
Inventor 杨小见宁忠翼杨胜
Owner DONGFENG COMML VEHICLE CO LTD
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