CN111550517A - 一种新能源机动车用磁流变减震器 - Google Patents

一种新能源机动车用磁流变减震器 Download PDF

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CN111550517A
CN111550517A CN202010394416.1A CN202010394416A CN111550517A CN 111550517 A CN111550517 A CN 111550517A CN 202010394416 A CN202010394416 A CN 202010394416A CN 111550517 A CN111550517 A CN 111550517A
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李凡
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/005Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
    • F16F13/007Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper the damper being a fluid damper
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/26Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
    • F16F13/30Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids
    • F16F13/305Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids magnetorheological
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/3207Constructional features
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/34Special valve constructions; Shape or construction of throttling passages
    • F16F9/3405Throttling passages in or on piston body, e.g. slots
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/36Special sealings, including sealings or guides for piston-rods
    • F16F9/369Sealings for elements other than pistons or piston rods, e.g. valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/53Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
    • F16F9/535Magnetorheological [MR] fluid dampers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2224/00Materials; Material properties
    • F16F2224/04Fluids
    • F16F2224/045Fluids magnetorheological

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Electromagnetism (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

本发明公开了一种新能源机动车用磁流变减震器,包括工作缸,所述工作缸内壁固定有密封管,且工作缸与密封管之间为储油层,所述密封管外壁底部开设有两个对称分布的进油口,所述工作缸顶部外壁开设有第一圆口,且第一圆口的内壁通过密封轴承设置有活动缸,所述活动缸的内壁滑动连接有滑块,且滑块开设有螺纹槽,所述活动缸底部外壁开设有第二圆口。本发明工作时,六个密封块伸出可将六个第二漏油孔打开配合两个第一漏油孔可快速将磁流体排到活塞上方,然后活塞复位运动时,六个密封块将六个第二漏油孔堵住,磁流体只能从两个第一漏油孔排到活塞下方,增加活塞复位的阻力,实现有效减震的效果。

Description

一种新能源机动车用磁流变减震器
技术领域
本发明涉及磁流变减震器技术领域,尤其涉及一种新能源机动车用磁流变减震器。
背景技术
磁流变减振器是利用电磁反应,以来自监测车身和车轮运动传感器的输入信息为基础,对路况和驾驶环境做出实时响应。磁流变液体是一种磁性软粒悬浮液,当液体被注入减振器活塞内的电磁线圈后,线圈的磁场将改变其流变特性(或产生流体阻力),从而在没有机电控制阀、且机械装置简单的情形下,产生反应迅速、可控性强的阻尼力。磁流变减振器的有着阻尼力可调倍数高、易于实现计算机变阻尼实时控制、结构紧凑以及外部输入能量小等特点,日益受到工程界的高度重视,目前磁流变减震器在震动较大的情况下无法有效减震,车辆会出现较大的颠簸,影响驾车体验。
发明内容
本发明的目的是为了解决现有技术中存在的缺点,而提出的一种新能源机动车用磁流变减震器。
为了实现上述目的,本发明采用了如下技术方案:
一种新能源机动车用磁流变减震器,包括工作缸,所述工作缸内壁固定有密封管,且工作缸与密封管之间为储油层,所述密封管外壁底部开设有两个对称分布的进油口,所述工作缸顶部外壁开设有第一圆口,且第一圆口的内壁通过密封轴承设置有活动缸,所述活动缸的内壁滑动连接有滑块,且滑块开设有螺纹槽,所述活动缸底部外壁开设有第二圆口,且第二圆口的内壁通过密封轴承设置有固定杆,所述固定杆位于活动缸内的外壁套接有第一减震弹簧,且固定杆顶部外壁固定有与螺纹槽相适配的外置螺纹块,所述活动缸顶部外壁开设有通口,且通口的内壁卡接有T形密封盖,所述T形密封盖底部外壁套接有第二减震弹簧,且第二减震弹簧底端与滑块相接触,所述固定杆底部外壁固定有活塞,且活塞顶部外壁两侧中部均开设有第一漏油孔,所述活塞顶部外壁两边均开设有三个呈圆弧形分布的第二漏油孔,且留个第二漏油孔的内壁均设置有密封部件,所述活塞内部留有内置槽,且内置槽的内部设置有电磁圈。
优选的,六个所述密封部件均包括顶杆和密封块,且六个顶杆底端均与工作缸底部内壁固定连接,六个所述顶杆分别延伸至六个第二漏油孔,且六个顶杆依次降低,六个所述密封块分别固定于六个顶杆顶端,且密封块与第二漏油孔形成滑动配合。
优选的,所述活动缸外壁顶部固定有卡环,且卡环与T形密封盖外壁形成卡接配合。
优选的,所述工作缸位于储油层上方的顶部外壁开设有两个对称分布第三圆口,且第三圆口的内壁通过密封轴承固定有下压杆,两个所述下压杆位于储油层内部的底端外壁固定有同一个环状活塞,且环状活塞与储油层的内壁形成滑动配合,两个所述下压杆顶端均与卡环固定连接。
优选的,所述T形密封盖通过螺栓与活动缸固定连接,且活动缸与工作缸内壁连接处、下压杆与工作缸内壁连接处和固定杆与活动缸外壁连接处均套接有密封圈。
优选的,所述工作缸底部外壁固定有第一安装环,且T形密封盖顶端固定第二安装环。
优选的,所述电磁圈通过导线连接有开关,且开关通过导线连接有微处理器。
本发明的有益效果为:
1、本新能源机动车用磁流变减震器,在活塞上开设两个第一漏油孔和六个第二漏油孔,六个第二漏油孔内部均设置有六个顶杆,六个顶杆高度依次降低,且六个顶杆顶端均设置有密封块,密封块可将第二漏油孔堵住,当活塞受到较大震力时,活塞下降较深,六个密封块从六个第二漏油孔伸出配合两个第一漏油孔可快速将磁流体排到活塞上方,然后活塞复位运动时,六个密封块将六个第二漏油孔堵住,磁流体只能从两个第一漏油孔排到活塞下方,增加活塞复位的阻力,从而增加磁流变减震器的减震力度,同时,活动缸下行时会带动两个下压杆下行,以此来带动环形活塞挤压储油层内的磁流体,增加活塞下行时的阻力,两者配合使每次活塞下降和复位时的阻力都比一般的磁流变减震器活塞所受到的阻力更强,实现有效减震的效果;
2、本新能源机动车用磁流变减震器,在活动缸内设置了第一减震弹簧和第二减震弹簧可进行二次减震,配合上述有益效果可进一步提高驾车体验,且可打开T形密封盖将第二减震弹簧取出,螺出滑块可将第一减震弹簧取出,实现便于更换减震弹簧的效果,从而长久稳定的保持驾车体验。
附图说明
图1为本发明提出的一种新能源机动车用磁流变减震器的竖截面结构示意图;
图2为本发明提出的一种新能源机动车用磁流变减震器的活塞截选放大结构示意;
图3为本发明提出的一种新能源机动车用磁流变减震器的活塞仰视横截面结构示意图;
图4为本发明提出的一种新能源机动车用磁流变减震器的主视结构示意图。
图中:1工作缸、2密封管、3储油层、4进油口、5活动缸、6 滑块、7固定杆、8第一减震弹簧、9活塞、10T形密封盖、11第二减震弹簧、12第一漏油孔、13第二漏油孔、14顶杆、15密封块、16 电磁圈、17卡环、18下压杆、19环状活塞、20第一安装环、21第二安装环。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。
参照图1-4,一种新能源机动车用磁流变减震器,包括工作缸1,工作缸1内壁固定有密封管2,且工作缸1与密封管2之间为储油层 3,密封管2外壁底部开设有两个对称分布的进油口4,工作缸1顶部外壁开设有第一圆口,且第一圆口的内壁通过密封轴承设置有活动缸5,活动缸5的内壁滑动连接有滑块6,且滑块6开设有螺纹槽,活动缸5底部外壁开设有第二圆口,且第二圆口的内壁通过密封轴承设置有固定杆7,固定杆7位于活动缸5内的外壁套接有第一减震弹簧8,且固定杆7顶部外壁固定有与螺纹槽相适配的外置螺纹块,活动缸5顶部外壁开设有通口,且通口的内壁卡接有T形密封盖10,T 形密封盖10底部外壁套接有第二减震弹簧11,且第二减震弹簧11 底端与滑块6相接触,固定杆7底部外壁固定有活塞9,且活塞9顶部外壁两侧中部均开设有第一漏油孔12,活塞9顶部外壁两边均开设有三个呈圆弧形分布的第二漏油孔13,且留个第二漏油孔13的内壁均设置有密封部件,活塞9内部留有内置槽,且内置槽的内部设置有电磁圈16,六个密封部件均包括顶杆14和密封块15,且六个顶杆 14底端均与工作缸1底部内壁固定连接,六个顶杆14分别延伸至六个第二漏油孔13,且六个顶杆14依次降低,六个密封块15分别固定于六个顶杆14顶端,且密封块15与第二漏油孔13形成滑动配合,活动缸5外壁顶部固定有卡环17,且卡环17与T形密封盖10外壁形成卡接配合,工作缸1位于储油层3上方的顶部外壁开设有两个对称分布第三圆口,且第三圆口的内壁通过密封轴承固定有下压杆18,两个下压杆18位于储油层3内部的底端外壁固定有同一个环状活塞 19,且环状活塞19与储油层3的内壁形成滑动配合,两个下压杆18 顶端均与卡环17固定连接,T形密封盖10通过螺栓与活动缸5固定连接,且活动缸5与工作缸1内壁连接处、下压杆18与工作缸1内壁连接处和固定杆7与活动缸5外壁连接处均套接有密封圈,工作缸 1底部外壁固定有第一安装环20,且T形密封盖10顶端固定第二安装环21,电磁圈16通过导线连接有开关,且开关通过导线连接有微处理器。
工作原理:当发生震动时,活动缸5受力下降带动活塞9下降,六个密封块15从六个第二漏油孔13伸出配合两个第一漏油孔12可快速将磁流体排到活塞9上方,震力越大六个第二漏油孔13打开的数量越大,然后活塞9复位,六个密封块15将六个第二漏油孔13堵住,使磁流体只能从两个第一漏油孔12排到活塞9下方,增加活塞 9复位的阻力,从而增加磁流变减震器的减震力度,同时,活动缸5 下行时会带动两个下压杆18下行,以此带动环形活塞19挤压储油层 3内的磁流体,增加活塞9下行时的阻力,两者配合完成一次有效减震,与此同时,活动缸5下降时,活塞9受力配合第一减震弹簧8和第二减震弹簧11可进行二次减震,使用一段时间后,可打开T形密封盖10上的螺栓将第二减震弹簧11取出,将滑块6从固定杆7上的外置螺纹块螺出,可将第一减震弹簧8取出,便于日后维护检修。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (7)

1.一种新能源机动车用磁流变减震器,包括工作缸(1),其特征在于,所述工作缸(1)内壁固定有密封管(2),且工作缸(1)与密封管(2)之间为储油层(3),所述密封管(2)外壁底部开设有两个对称分布的进油口(4),所述工作缸(1)顶部外壁开设有第一圆口,且第一圆口的内壁通过密封轴承设置有活动缸(5),所述活动缸(5)的内壁滑动连接有滑块(6),且滑块(6)开设有螺纹槽,所述活动缸(5)底部外壁开设有第二圆口,且第二圆口的内壁通过密封轴承设置有固定杆(7),所述固定杆(7)位于活动缸(5)内的外壁套接有第一减震弹簧(8),且固定杆(7)顶部外壁固定有与螺纹槽相适配的外置螺纹块,所述活动缸(5)顶部外壁开设有通口,且通口的内壁卡接有T形密封盖(10),所述T形密封盖(10)底部外壁套接有第二减震弹簧(11),且第二减震弹簧(11)底端与滑块(6)相接触,所述固定杆(7)底部外壁固定有活塞(9),且活塞(9)顶部外壁两侧中部均开设有第一漏油孔(12),所述活塞(9)顶部外壁两边均开设有三个呈圆弧形分布的第二漏油孔(13),且留个第二漏油孔(13)的内壁均设置有密封部件,所述活塞(9)内部留有内置槽,且内置槽的内部设置有电磁圈(16)。
2.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,六个所述密封部件均包括顶杆(14)和密封块(15),且六个顶杆(14)底端均与工作缸(1)底部内壁固定连接,六个所述顶杆(14)分别延伸至六个第二漏油孔(13),且六个顶杆(14)依次降低,六个所述密封块(15)分别固定于六个顶杆(14)顶端,且密封块(15)与第二漏油孔(13)形成滑动配合。
3.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,所述活动缸(5)外壁顶部固定有卡环(17),且卡环(17)与T形密封盖(10)外壁形成卡接配合。
4.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,所述工作缸(1)位于储油层(3)上方的顶部外壁开设有两个对称分布第三圆口,且第三圆口的内壁通过密封轴承固定有下压杆(18),两个所述下压杆(18)位于储油层(3)内部的底端外壁固定有同一个环状活塞(19),且环状活塞(19)与储油层(3)的内壁形成滑动配合,两个所述下压杆(18)顶端均与卡环(17)固定连接。
5.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,所述T形密封盖(10)通过螺栓与活动缸(5)固定连接,且活动缸(5)与工作缸(1)内壁连接处、下压杆(18)与工作缸(1)内壁连接处和固定杆(7)与活动缸(5)外壁连接处均套接有密封圈。
6.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,所述工作缸(1)底部外壁固定有第一安装环(20),且T形密封盖(10)顶端固定第二安装环(21)。
7.根据权利要求1所述的一种新能源机动车用磁流变减震器,其特征在于,所述电磁圈(16)通过导线连接有开关,且开关通过导线连接有微处理器。
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112483575A (zh) * 2020-11-26 2021-03-12 金波汽车配件有限公司 一种具有配重稳定结构的汽车减震器及其使用方法
CN113828012A (zh) * 2021-11-01 2021-12-24 河南荣佳钪钒科技有限公司 一种萃取装置
AU2021430345B2 (en) * 2021-02-23 2023-06-01 Shandong University Of Science And Technology Composite impact resistance apparatus and applications thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112483575A (zh) * 2020-11-26 2021-03-12 金波汽车配件有限公司 一种具有配重稳定结构的汽车减震器及其使用方法
AU2021430345B2 (en) * 2021-02-23 2023-06-01 Shandong University Of Science And Technology Composite impact resistance apparatus and applications thereof
CN113828012A (zh) * 2021-11-01 2021-12-24 河南荣佳钪钒科技有限公司 一种萃取装置

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