GB2565171B - Quasi-zero stiffness composite beam for controlling low-frequency vibration of longitudinal axial threshing cylinder - Google Patents

Quasi-zero stiffness composite beam for controlling low-frequency vibration of longitudinal axial threshing cylinder Download PDF

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Publication number
GB2565171B
GB2565171B GB1801239.3A GB201801239A GB2565171B GB 2565171 B GB2565171 B GB 2565171B GB 201801239 A GB201801239 A GB 201801239A GB 2565171 B GB2565171 B GB 2565171B
Authority
GB
United Kingdom
Prior art keywords
quasi
frequency vibration
composite beam
threshing cylinder
longitudinal axial
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB1801239.3A
Other versions
GB2565171A (en
GB201801239D0 (en
Inventor
Tang Zhong
Li Yaoming
Zhang Haotian
Zhao Huimin
Lu Hongliang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu University
Original Assignee
Jiangsu University
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 Jiangsu University filed Critical Jiangsu University
Priority claimed from PCT/CN2017/094227 external-priority patent/WO2018196188A1/en
Publication of GB201801239D0 publication Critical patent/GB201801239D0/en
Publication of GB2565171A publication Critical patent/GB2565171A/en
Application granted granted Critical
Publication of GB2565171B publication Critical patent/GB2565171B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression 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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F12/00—Parts or details of threshing apparatus
    • A01F12/18—Threshing devices
    • 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
    • F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
    • F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
    • F16F3/023—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of leaf springs
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/08—Functional characteristics, e.g. variability, frequency-dependence pre-stressed
GB1801239.3A 2017-07-25 2017-07-25 Quasi-zero stiffness composite beam for controlling low-frequency vibration of longitudinal axial threshing cylinder Expired - Fee Related GB2565171B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/094227 WO2018196188A1 (en) 2017-04-26 2017-07-25 Quasi-zero stiffness composite beam structure for controlling low-frequency vibration of longitudinal axial flow threshing drum

Publications (3)

Publication Number Publication Date
GB201801239D0 GB201801239D0 (en) 2018-03-14
GB2565171A GB2565171A (en) 2019-02-06
GB2565171B true GB2565171B (en) 2022-01-05

Family

ID=61558086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1801239.3A Expired - Fee Related GB2565171B (en) 2017-07-25 2017-07-25 Quasi-zero stiffness composite beam for controlling low-frequency vibration of longitudinal axial threshing cylinder

Country Status (1)

Country Link
GB (1) GB2565171B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112648349B (en) * 2020-12-21 2022-02-11 江西理工大学 Constant torque output device based on bistable triangular cylindrical paper folding structure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002069693A2 (en) * 2001-03-01 2002-09-12 Dotan Ltd. Tree trunk shaker
RU2240406C2 (en) * 2003-01-04 2004-11-20 Иркутский государственный университет путей сообщения (ИрГУПС) Earthquake-resistant building
CN102678804A (en) * 2012-05-10 2012-09-19 上海交通大学 Sliding beam and spring combined nonlinear ultra-low frequency vibration isolator
RU2557865C1 (en) * 2014-06-20 2015-07-27 Анвар Рашитович Валеев Shock-absorber with quasi-zero stiffness
CN105864339A (en) * 2016-06-01 2016-08-17 福州大学 Quasi-zero stiffness vibration isolator applicable to isolation of micro-amplitude and low-frequency vibration and realization method of quasi-zero stiffness vibration isolator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002069693A2 (en) * 2001-03-01 2002-09-12 Dotan Ltd. Tree trunk shaker
RU2240406C2 (en) * 2003-01-04 2004-11-20 Иркутский государственный университет путей сообщения (ИрГУПС) Earthquake-resistant building
CN102678804A (en) * 2012-05-10 2012-09-19 上海交通大学 Sliding beam and spring combined nonlinear ultra-low frequency vibration isolator
RU2557865C1 (en) * 2014-06-20 2015-07-27 Анвар Рашитович Валеев Shock-absorber with quasi-zero stiffness
CN105864339A (en) * 2016-06-01 2016-08-17 福州大学 Quasi-zero stiffness vibration isolator applicable to isolation of micro-amplitude and low-frequency vibration and realization method of quasi-zero stiffness vibration isolator

Also Published As

Publication number Publication date
GB2565171A (en) 2019-02-06
GB201801239D0 (en) 2018-03-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230725