WO2023019980A1 - 一种基于磁性形状记忆合金弹簧的减震器 - Google Patents

一种基于磁性形状记忆合金弹簧的减震器 Download PDF

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Publication number
WO2023019980A1
WO2023019980A1 PCT/CN2022/086164 CN2022086164W WO2023019980A1 WO 2023019980 A1 WO2023019980 A1 WO 2023019980A1 CN 2022086164 W CN2022086164 W CN 2022086164W WO 2023019980 A1 WO2023019980 A1 WO 2023019980A1
Authority
WO
WIPO (PCT)
Prior art keywords
memory alloy
lower base
shape memory
shock absorber
upper compression
Prior art date
Application number
PCT/CN2022/086164
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
董桂馥
王通
王元刚
Original Assignee
大连大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 大连大学 filed Critical 大连大学
Priority to CH001013/2022A priority Critical patent/CH719021B1/de
Publication of WO2023019980A1 publication Critical patent/WO2023019980A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/005—Units 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
    • F16F13/007—Units 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/006—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium characterised by the nature of the damping medium, e.g. biodegradable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/14—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers accumulating utilisable energy, e.g. compressing air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/06—Magnetic or electromagnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2224/00—Materials; Material properties
    • F16F2224/02—Materials; Material properties solids
    • F16F2224/0258—Shape-memory metals, e.g. Ni-Ti alloys

Definitions

  • the invention belongs to the technical field of shock absorbers, in particular to a shock absorber based on a magnetic shape memory alloy spring.
  • shock absorber equipment has developed from a single shock absorption function to a green direction.
  • the pursuit of high energy conversion rate and high response rate of shock absorption technology is the key to modern technology.
  • the heat generated by the work of modern shock absorbers is mainly lost in the air directly, which has the disadvantages of a large waste of energy, easy fatigue, low response efficiency, etc., and the technology content is not high, and the price is not dominant in the market.
  • the present invention provides a shock absorber based on a magnetic shape memory alloy spring.
  • a shock absorber based on a magnetic shape memory alloy the lower base mechanism is sleeved in the dust-proof cylinder of the upper compression mechanism, and a magnetic memory alloy spring is arranged on the outside of the upper compression mechanism, and the magnetic memory alloy springs are respectively connected to the lower base mechanism
  • the upper compression mechanism the upper compression mechanism is connected with the connecting rod, the connecting rod is connected with the half gear mechanism, and the half gear mechanism is hinged with the gear plate.
  • the lower base mechanism includes a base valve sleeved on the lower base rod, the working cylinder is set on the outer periphery of the upper top of the base valve, the oil storage cylinder is sleeved on the outer periphery of the lower base, the lower base rod and the lower base are integrally formed by casting, and the base
  • the inner ring of the valve is an interference fit with the lower base rod, and the bottom of the oil storage cylinder is connected with the upper plane of the integrally formed structure.
  • the upper compression mechanism includes a damping valve sleeved on the piston rod, the piston rod is arranged in the center of the upper base, and the dustproof cylinder is connected with the upper base and is arranged on the outer periphery of the piston rod and the damping valve.
  • the half-gear mechanism includes a parallel connecting rod and a half-gear that can rotate around the gear plate for a full circle.
  • the magnetic shape memory alloy is used as a shock absorber to give full play to the magnetostrictive macroscopic strain of the magnetic shape memory alloy, and the rotation transmission is carried out through a link mechanism, thereby saving energy.
  • the strain of the magnetic shape memory alloy has a high driving force and a high response frequency, which improves the ability of shock absorption.
  • Fig. 1 is the exterior view of the present invention
  • Fig. 2 is the internal structure figure of the present invention
  • Fig. 3 is a structural diagram of the lower base mechanism
  • Fig. 4 is a structural diagram of the upper compression mechanism
  • Figure 5 is a structural diagram of the half gear mechanism.
  • the present invention is described in detail below through specific examples, but the protection scope of the present invention is not limited. Unless otherwise specified, the experimental methods used in the present invention are conventional methods, and the experimental equipment, materials, reagents, etc. used can be obtained from commercial sources.
  • a shock absorber based on a magnetic shape memory alloy the lower base mechanism 1 is set in the dustproof cylinder 3.2 of the upper compression mechanism 3, and the outer side of the upper compression mechanism 3 is provided with a magnetic memory alloy spring 2, and the magnetic memory alloy springs 2 are respectively connected to the lower
  • the base mechanism 1 and the upper compression mechanism 3 the upper compression mechanism 3 is connected with the connecting rod 4, the connecting rod 4 is connected with the half gear mechanism 5, and the half gear mechanism 5 is hinged with the gear plate 6.
  • the magnetic memory alloy spring 2 is composed of four elements: nickel, manganese, indium and cobalt, wherein the mass fraction of Ni is 44-46%, the mass fraction of Mn is 36.7%, the mass fraction of In is 13.3%, and the mass fraction of Co is 6% -4%.
  • the shock absorber based on the magnetic shape memory alloy of the present invention will drive the half-gear mechanism 5 to perform circular motion during the shock-absorbing process, the half-gear mechanism 5 meshes with the gear plate 6 to drive the gear plate 6 to rotate, and the motor and the gear plate 6 are connected to transfer the mechanical energy Convert it into electrical energy, connect the motor and the triode with wires, amplify the tiny current generated by the motor through the triode, and store it in the battery.
  • the lower base mechanism 1 includes a base valve 1.2 set on the lower base rod 1.1, a working cylinder 1.3 set on the outer periphery of the upper top of the base valve 1.2, an oil storage cylinder 1.4 set on the outer periphery of the lower base 1.5, the lower base rod 1.1 and the lower base 1.5
  • the inner ring of the base valve 1.2 is an interference fit with the lower base rod 1.1
  • the bottom of the oil storage cylinder 1.4 is connected to the upper plane of the integral molding structure.
  • the upper compression mechanism 3 includes a damping valve 3.4 sleeved on the piston rod 3.3, the piston rod 3.3 is arranged at the center of the upper base 3.1, and the dustproof cylinder 3.2 is arranged at the outer periphery of the upper base 3.1.
  • the half-gear mechanism 5 includes a parallel connecting rod 5.1 and a half-gear 5.2 that are connected to the upper compression mechanism 3 and can rotate around the gear plate 6 for a full circle.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
PCT/CN2022/086164 2021-08-16 2022-04-11 一种基于磁性形状记忆合金弹簧的减震器 WO2023019980A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH001013/2022A CH719021B1 (de) 2021-08-16 2022-04-11 Ein Stoßdämpfer auf der Basis einer magnetischen Formgedächtnislegierung.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110938012.9 2021-08-16
CN202110938012.9A CN113685479A (zh) 2021-08-16 2021-08-16 一种基于磁性形状记忆合金弹簧的减震器

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WO2023019980A1 true WO2023019980A1 (zh) 2023-02-23

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PCT/CN2022/086164 WO2023019980A1 (zh) 2021-08-16 2022-04-11 一种基于磁性形状记忆合金弹簧的减震器

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CN (1) CN113685479A (enrdf_load_stackoverflow)
CH (1) CH719021B1 (enrdf_load_stackoverflow)
WO (1) WO2023019980A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113685479A (zh) * 2021-08-16 2021-11-23 大连大学 一种基于磁性形状记忆合金弹簧的减震器

Citations (6)

* Cited by examiner, † Cited by third party
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US3212768A (en) * 1962-03-13 1965-10-19 Daimler Benz Ag Hydro-pneumatic shock absorber
CN204647124U (zh) * 2015-05-29 2015-09-16 李奕扬 充气式减震器供电系统
CN207034055U (zh) * 2017-06-08 2018-02-23 浙江金波减震器制造有限公司 一种车用减震器
CN113108007A (zh) * 2021-04-06 2021-07-13 浙江正盛减振器有限公司 一种避震效果好的汽车减震器
CN113685479A (zh) * 2021-08-16 2021-11-23 大连大学 一种基于磁性形状记忆合金弹簧的减震器
CN215890914U (zh) * 2021-08-16 2022-02-22 大连大学 一种弹簧减震器

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US5967268A (en) * 1997-03-17 1999-10-19 Tenneco Automotive Inc. Temperature responsive damper
CN101922529A (zh) * 2010-07-06 2010-12-22 杭州慈源科技有限公司 电动自行车液压式发电减震器
CN203926571U (zh) * 2014-04-29 2014-11-05 台州齐力减震器有限公司 一种双向阀系减震器
CN204592119U (zh) * 2015-02-02 2015-08-26 江苏大学 可调阻尼减震器
CN105735507B (zh) * 2016-03-10 2018-01-30 苏州科技学院 一种拉压型磁性形状记忆合金多模式智能阻尼器
DE102016209824A1 (de) * 2016-06-03 2017-12-07 Suspa Gmbh Dämpfer
CN107161053B (zh) * 2017-06-12 2023-06-09 南京航空航天大学 基于磁控形状记忆合金弹簧的汽车座椅减振装置及方法
CN109457830A (zh) * 2018-11-21 2019-03-12 大连大学 环形形状记忆合金弹簧全方位隔震支座
CN210396987U (zh) * 2019-04-20 2020-04-24 张锦梁 一种利用电动车减震往复运动的发电装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212768A (en) * 1962-03-13 1965-10-19 Daimler Benz Ag Hydro-pneumatic shock absorber
CN204647124U (zh) * 2015-05-29 2015-09-16 李奕扬 充气式减震器供电系统
CN207034055U (zh) * 2017-06-08 2018-02-23 浙江金波减震器制造有限公司 一种车用减震器
CN113108007A (zh) * 2021-04-06 2021-07-13 浙江正盛减振器有限公司 一种避震效果好的汽车减震器
CN113685479A (zh) * 2021-08-16 2021-11-23 大连大学 一种基于磁性形状记忆合金弹簧的减震器
CN215890914U (zh) * 2021-08-16 2022-02-22 大连大学 一种弹簧减震器

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CH719021A4 (enrdf_load_stackoverflow) 2023-03-01
CN113685479A (zh) 2021-11-23

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