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Improvement structure of plate spring type suspension

A leaf spring and suspension technology, which is applied in the field of improved structure of leaf spring suspension, can solve problems such as vehicle deviation, easy breakage and detachment from the seat hole, suspension structure function failure, etc., and achieves enhanced reliability, simple structure, The effect of improving stability

Pending Publication Date: 2017-05-10
张圣鑫
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The disadvantage of this structure is that when the vehicle encounters uneven roads or curves, the central bolt (2) bears the transverse shear force concentratedly, and is easy to break and fall out of the seat hole, causing the axle (4) to contact the first plate The spring is easy to shift, which will lead to the failure of the suspension structure, and the vehicle will deviate, skid and tail, often causing serious traffic accidents

Method used

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  • Improvement structure of plate spring type suspension
  • Improvement structure of plate spring type suspension
  • Improvement structure of plate spring type suspension

Examples

Experimental program
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Embodiment Construction

[0018] Such as Figure 1 to Figure 4 As shown, the first embodiment of the present invention includes a leaf spring group 1 composed of overlapping leaf springs. The leaf spring group 1 is connected to the axle 3 through a central bolt 2 and a plurality of hoops. The leaf spring Group 1 includes a first leaf spring 4 located at the bottom, the first leaf spring 4 is provided with a central hole 5, and the lower end surface of the first leaf spring 4 is provided with a boss 6 (the boss 6 is a cylindrical boss) , the central hole 5 runs through the boss 6, and the corresponding coupling portion of the axle 3 is provided with a groove 7 matching the boss 6 (the groove 7 is a cylindrical groove). Cylindrical groove with .

[0019] The principle is: the boss 6 and the groove 7 match each other, and the seat hole 8 is arranged at the bottom of the cylindrical groove to form a stepped hole structure. The force of the central bolt 2 is partially shared by the boss 6, which effective...

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Abstract

An improvement structure of a plate spring type suspension comprises a plate spring set formed by overlapping a plurality of plate springs. The plate spring set is connected with an axle through a center bolt and a plurality of hoops, the plate spring set comprises a first plate spring arranged at the bottom end, and the first plate spring is provided with a center hole. The improvement structure is characterized in that a boss is arranged on the end face of the lower side of the first plate spring, the center hole penetrates through the boss, and a corresponding connecting part of the axle is provided with a groove matched with the boss. According to one improvement, the boss is a cross-shaped boss, and the groove is a cross-shaped groove. The boss-groove structure is adopted, lateral shearing force borne by the center bolt is shared, the situation that the center bolt is likely to be broken and separated out of a seat hole, and consequently the function of a suspension structure fails is effectively avoided, the improvement structure is simple, and the reliability of the suspension function is high.

Description

technical field [0001] The invention relates to an automobile suspension structure, in particular to an improved structure of a leaf spring type suspension. Background technique [0002] Automobile suspension is a general term for related devices set up to ensure that the wheels or axles have an elastic connection with the vehicle's load-carrying system and can transmit loads, ease shocks, attenuate vibrations, and adjust the position of the vehicle's body during driving. The main function of the suspension is to transmit all the forces and moments acting between the wheels and the frame, and to ease the impact of the car when driving on uneven roads, and to attenuate the vibration of the bearing system caused by it, so as to ensure the stability of the car. smoothness. Although automobile suspension has been continuously evolving from structural form to functional principle for more than 100 years, it is composed of three parts: elastic element, shock absorbing device and ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60G11/04
CPCB60G11/04
Inventor 张圣鑫张伊
Owner 张圣鑫