RU2015118826A - VIBRATING SYSTEM FOR TECHNOLOGICAL EQUIPMENT WITH VARIABLE WEIGHT - Google Patents
VIBRATING SYSTEM FOR TECHNOLOGICAL EQUIPMENT WITH VARIABLE WEIGHT Download PDFInfo
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- RU2015118826A RU2015118826A RU2015118826A RU2015118826A RU2015118826A RU 2015118826 A RU2015118826 A RU 2015118826A RU 2015118826 A RU2015118826 A RU 2015118826A RU 2015118826 A RU2015118826 A RU 2015118826A RU 2015118826 A RU2015118826 A RU 2015118826A
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- Russia
- Prior art keywords
- frequency
- vibration
- equal
- spring
- vibration isolator
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Classifications
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- 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
- F16F15/04—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 using elastic means
- F16F15/06—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 using elastic means with metal springs
Abstract
1. Виброизолирующая система для технологического оборудования с переменной массой, содержащая основание, опорную платформу и расположенный между ними упругий элемент, выполненный в виде цилиндрической равночастотной пружины, имеющей переменный шаг t, обеспечивающий постоянство собственной частоты системы при любых нагрузках Р из заданного диапазона: P≤Р≤Р, за счет своей осадки δ:,где Ри Рсоответственно минимальная и максимальная нагрузки, при которых сохраняются условия равночастотности; Р - нагрузка, удовлетворяющая условию Р≤Р≤Р;δ- заданная начальная осадка пружины, отвечающая минимальной нагрузке Р, и условию равночастотности: постоянству частоты собственных колебаний виброизолируемой системы при изменении массы этой системы в заданных пределах, отличающаяся тем, что система содержит, по крайней мере, два пружинных равночастотных виброизолятора с равночастотными пружинами, симметрично установленными относительно опорной платформы, при этом нижний фланец равночастотной пружины каждого виброизолятора закреплен на упругом основании, а верхний - на опорной пластине, а на опорной платформе, посредством крепежных элементов, закреплен виброизолируемый объект с переменной технологической массой, причем платформа с помощью вертикальных и горизонтальных рычагов связана с опорными узлами, закрепленными на опорной пластине каждого виброизолятора с помощью осесимметричных с равночастотными пружинами регулировочных болтов, жестко соединенных со втулками, охватывающими регулировочные болты гайками, а каждый из опорных узлов содержит вибро-демпфирующие втулки, коаксиально установленные регулировочным болтам,1. Vibration isolating system for technological equipment with variable weight, containing a base, a support platform and an elastic element located between them, made in the form of a cylindrical equal-frequency spring having a variable pitch t, ensuring the constancy of the natural frequency of the system at any loads P from a given range: P≤ P≤P, due to its precipitation δ:, where Ри Рso the minimum and maximum loads, under which the conditions of equal frequency are maintained; P is a load satisfying the condition P≤P≤P; δ is a given initial spring draft corresponding to the minimum load P, and the condition of equal frequency: constant frequency of natural vibrations of the vibration-insulated system when the mass of this system changes within specified limits, characterized in that the system contains at least two spring equal-frequency vibration isolators with equal-frequency springs symmetrically mounted relative to the support platform, while the lower flange of the equal-frequency spring of each vibration isolator is fixed on an elastic base, and the upper one - on the support plate, and on the support platform, by means of fasteners, a vibration-insulated object with a variable technological mass is fixed, and the platform is connected with support nodes using vertical and horizontal levers fixed to the support plate of each vibration isolator using axisymmetric equal-frequency springs of adjusting bolts rigidly connected to bushings, covering adjusting bolts with nuts, and each of the supporting units contains vibration-damping bushings coaxially mounted with adjusting bolts,
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2015118826A RU2669240C2 (en) | 2015-05-20 | 2015-05-20 | Anti-vibration system for process equipment with variable mass |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2015118826A RU2669240C2 (en) | 2015-05-20 | 2015-05-20 | Anti-vibration system for process equipment with variable mass |
Publications (3)
Publication Number | Publication Date |
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RU2015118826A true RU2015118826A (en) | 2016-12-10 |
RU2015118826A3 RU2015118826A3 (en) | 2018-05-25 |
RU2669240C2 RU2669240C2 (en) | 2018-10-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2015118826A RU2669240C2 (en) | 2015-05-20 | 2015-05-20 | Anti-vibration system for process equipment with variable mass |
Country Status (1)
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RU (1) | RU2669240C2 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101102A (en) * | 1976-04-26 | 1978-07-18 | Westinghouse Electric Corp. | Vibration isolation load support apparatus |
US6079698A (en) * | 1997-08-18 | 2000-06-27 | Fmc Corporation | Isolation system for vibratory equipment |
RU2550908C1 (en) * | 2014-03-25 | 2015-05-20 | Олег Савельевич Кочетов | Vibration isolation system by kochetov for process equipment with variable mass |
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2015
- 2015-05-20 RU RU2015118826A patent/RU2669240C2/en active
Also Published As
Publication number | Publication date |
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RU2015118826A3 (en) | 2018-05-25 |
RU2669240C2 (en) | 2018-10-09 |
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