JPH029190B2 - - Google Patents
Info
- Publication number
- JPH029190B2 JPH029190B2 JP59047449A JP4744984A JPH029190B2 JP H029190 B2 JPH029190 B2 JP H029190B2 JP 59047449 A JP59047449 A JP 59047449A JP 4744984 A JP4744984 A JP 4744984A JP H029190 B2 JPH029190 B2 JP H029190B2
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- rotary compressor
- compressor
- rolling piston
- vibration damping
- 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 - Lifetime
Links
- 238000013016 damping Methods 0.000 claims description 10
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 description 17
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0044—Pulsation and noise damping means with vibration damping supports
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Vibration Prevention Devices (AREA)
Description
【発明の詳細な説明】
本発明は、空気調和機等に用いられるロータリ
ー圧縮機における振動減衰構造の改良に関するも
ので、防振特性の向上をはかることを目的の一つ
とするものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improvement of a vibration damping structure in a rotary compressor used in an air conditioner or the like, and one of its objects is to improve vibration damping characteristics.
従来、この種のローリングピストン式ロータリ
ー圧縮機の防振装置は第2図に示す如くローリン
グピストン式ロータリー圧縮機aとこれを空調機
の基板等の基礎bへスプリングまたは防振ゴム等
の緩衝体cを介して支持する構成であつた。 Conventionally, a vibration isolating device for a rolling piston rotary compressor of this kind has a rolling piston rotary compressor a and a shock absorber such as a spring or vibration isolating rubber attached to a base b such as a board of an air conditioner, as shown in Fig. 2. The structure was such that it was supported through c.
周知のようにローリングピストン式ロータリー
圧縮機はその回転周波数で長手方向における回転
振動成分が他の方向の振動成分に比べて著しく大
きく、したがつてローリングピストン式ロータリ
ー圧縮機の長手方向の振動トルクが空調機の基板
等の基礎に伝達しないようにするには、従来の防
振装置では不十分であり問題であつた。 As is well known, in a rolling piston rotary compressor, the rotational vibration component in the longitudinal direction is significantly larger than the vibration components in other directions at its rotation frequency, and therefore the vibration torque in the longitudinal direction of the rolling piston rotary compressor is Conventional vibration isolators have been insufficient and problematic to prevent vibrations from being transmitted to the foundations of air conditioner circuit boards and the like.
本発明は、かかる点に鑑みてなされたもので、
ローリングピストン式ロータリー圧縮機の長手方
向における回転方向の防振性能を特定周波数域で
特に向上させるものである。 The present invention has been made in view of these points,
The vibration damping performance in the rotational direction in the longitudinal direction of a rolling piston rotary compressor is particularly improved in a specific frequency range.
以下、本発明をその一実施例を示す添付図面の
第1図を参考に説明する。 Hereinafter, the present invention will be explained with reference to FIG. 1 of the accompanying drawings showing one embodiment thereof.
第1図において1はローリングピストン式ロー
タリー圧縮機、2は空調機の基板等の基礎、3は
前記ローリングピストン式ロータリー圧縮機1を
前記基礎2より支持する緩衝体で、スプリングコ
イルバネまたはゴム等から構成されている。5は
前記ローリングピストン式ロータリー圧縮機1の
下面に取り付けられた付加慣性体で、金属等から
なり、スプリングコイルバネまたはゴム等から構
成される緩衝体4を介して取付けられている。 In Fig. 1, 1 is a rolling piston type rotary compressor, 2 is a base such as a board of an air conditioner, and 3 is a buffer body that supports the rolling piston type rotary compressor 1 from the base 2, and is made of a spring coil spring, rubber, etc. It is configured. Reference numeral 5 denotes an additional inertia body attached to the lower surface of the rolling piston type rotary compressor 1, which is made of metal or the like, and is attached via a buffer body 4 made of a spring coil spring, rubber, or the like.
上記構成において、重量約15Kg、径約125mm、
冷凍能力2500kcal/hour程度のローリングピス
トン式ロータリー圧縮機1を用い、緩衝体2とし
て縦方向のバネ定数が約3Kg/mm、横方向のバネ
定数が約1Kg/mmである緩衝体3を用い、緩衝体
4として、ねじり方向のバネ定数が110Kgm/
radのコイルスプリングを用い、慣性体5として
径が約100mm、厚さが55mmの鋼材を用いてローリ
ングピストン式ロータリー圧縮機の長手方向にお
ける回転方向の振動応答特性を実験した結果、第
3図の実線で示す如く特性が得られた。 In the above configuration, the weight is approximately 15 kg, the diameter is approximately 125 mm,
A rolling piston rotary compressor 1 with a refrigeration capacity of about 2500 kcal/hour is used, a buffer 3 having a vertical spring constant of about 3 Kg/mm and a horizontal spring constant of about 1 Kg/mm is used as the buffer 2, As the buffer 4, the spring constant in the torsional direction is 110Kgm/
As a result of an experiment on the vibration response characteristics in the longitudinal direction of a rolling piston rotary compressor using a RAD coil spring and a steel material with a diameter of approximately 100 mm and a thickness of 55 mm as the inertia body 5, the results shown in Fig. 3 are as follows. The characteristics shown by the solid line were obtained.
(破線は従来例を示す)
この図はローリングピストン式ロータリー圧縮
機の長手方向における回転方向の振動トルクの基
礎に対する伝達率であり、本実施例においては46
Hzから63Hzの周波数域で大きな減衰がみられる。
この周波数応答特性において、特にローリングピ
ストン式ロータリー圧縮機の回転周波数である約
49Hzと約57Hzはローリングピストン式ロータリー
圧縮機を50Hzおよび60Hzの電源周波数で運転した
場合のそれぞれの基本周波数であり、他の成分に
比べて大きな振動力を有するため、ローリングピ
ストン式ロータリー圧縮機の防振性能として重要
視されている周波数である。(The broken line shows the conventional example.) This figure shows the transmission rate of vibration torque in the longitudinal direction of the rolling piston rotary compressor with respect to the basics.
Large attenuation is seen in the frequency range from Hz to 63Hz.
In this frequency response characteristic, especially the rotational frequency of a rolling piston rotary compressor, approximately
49Hz and approximately 57Hz are the respective fundamental frequencies when a rolling piston rotary compressor is operated at a power frequency of 50Hz and 60Hz, and because they have a large vibration force compared to other components, This is a frequency that is considered important for vibration isolation performance.
しかしながら、第3図から明らかなように、本
実施例においては46Hzから63Hzの周波数域で総体
的に振動伝達率が低下しており、しかも特に重要
視されている49Hzおよび57Hzで低い結果が得られ
た。 However, as is clear from Fig. 3, in this example, the vibration transmissibility decreased overall in the frequency range from 46Hz to 63Hz, and low results were obtained at 49Hz and 57Hz, which are particularly important. It was done.
すなわち、本実施例のごとくローリングピスト
ン式ロータリー圧縮機の重心を通る鉛直軸線上に
防振ゴムまたはスプリング等の緩衝体4を介して
付加慣性体5を取り付けることにより、特定周波
数域にて振動伝達率の低減がはかられる。 That is, as in this embodiment, by attaching an additional inertial body 5 via a shock absorber 4 such as vibration isolating rubber or a spring on the vertical axis passing through the center of gravity of the rolling piston rotary compressor, vibrations can be transmitted in a specific frequency range. This will reduce the rate.
上記実施例より明らかなように、本発明におけ
るロータリー圧縮機の振動減衰構造は、回転式圧
縮要素を具備した圧縮機とこの圧縮機を防振装置
を介して基礎に支持する構成からなる振動減衰構
造において、前記ロータリー圧縮機の重心付近を
通る鉛直軸線上に防振ゴムまたはスプリング等か
ら構成される緩衝体を介して付加慣性体を取り付
けたものでこの構成により圧縮機の基礎に対する
振動伝達率の低減がはかれ、より一層効果のある
振動減衰効果が得られ、しかもそのための構成は
きわめて簡単である等、種々の利点を有するもの
である。 As is clear from the above embodiments, the vibration damping structure of the rotary compressor according to the present invention includes a compressor equipped with a rotary compression element and a structure in which the compressor is supported on a foundation via a vibration isolator. In terms of structure, an additional inertial body is attached to the vertical axis passing near the center of gravity of the rotary compressor via a shock absorber made of anti-vibration rubber or springs, etc. This structure reduces the vibration transmission rate to the foundation of the compressor. It has various advantages, such as a reduction in vibration, an even more effective vibration damping effect, and an extremely simple configuration.
第1図A,Bはそれぞれ本発明の一実施例にお
ける振動減衰構造を具備したローリングピストン
式ロータリー圧縮機の側面図および平面図、第2
図A,Bはそれぞれ従来例を示す振動減衰構造を
具備したローリングピストン式ロータリー圧縮機
の側面図および平面図、第3図は本実施例と従来
の振動減衰構造による振動伝達率の比較特性図で
ある。
1……ローリングピストン式ロータリー圧縮
機、2……基礎、3……緩衝体、4……緩衝体、
5……付加慣性体。
1A and 1B are a side view and a plan view, respectively, of a rolling piston type rotary compressor equipped with a vibration damping structure according to an embodiment of the present invention;
Figures A and B are a side view and a plan view, respectively, of a rolling piston rotary compressor equipped with a vibration damping structure showing a conventional example, and Figure 3 is a comparative characteristic diagram of vibration transmissibility between this example and a conventional vibration damping structure. It is. 1...Rolling piston type rotary compressor, 2...Foundation, 3...Buffer body, 4...Buffer body,
5...Additional inertia body.
Claims (1)
縮機1を防振装置3を介して基礎2に支持する構
成からなる振動減衰構造において、前記圧縮機1
の重心付近を通る鉛直軸線上の圧縮機1の下部に
防振ゴムまたはスプリング等から構成される緩衝
体4を介して付加慣性体5を取り付けたロータリ
ー圧縮機の振動減衰構造。1. A vibration damping structure consisting of a compressor 1 equipped with a rotary compression element and a structure in which the compressor 1 is supported on a foundation 2 via a vibration isolator 3.
A vibration damping structure for a rotary compressor in which an additional inertial body 5 is attached to the lower part of the compressor 1 on a vertical axis passing near the center of gravity of the rotary compressor via a shock absorber 4 made of anti-vibration rubber or a spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4744984A JPS59192875A (en) | 1984-03-12 | 1984-03-12 | Vibration damping structure for rotary compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4744984A JPS59192875A (en) | 1984-03-12 | 1984-03-12 | Vibration damping structure for rotary compressor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59192875A JPS59192875A (en) | 1984-11-01 |
JPH029190B2 true JPH029190B2 (en) | 1990-02-28 |
Family
ID=12775458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4744984A Granted JPS59192875A (en) | 1984-03-12 | 1984-03-12 | Vibration damping structure for rotary compressor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59192875A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4317467A1 (en) * | 1993-05-26 | 1994-12-01 | Bosch Gmbh Robert | Vibration-damping arrangement of a hydraulic unit of a slip-controlled brake system |
KR100491797B1 (en) * | 1998-08-20 | 2005-08-02 | 삼성전자주식회사 | Stirring Freezer |
JP4473635B2 (en) * | 2004-04-21 | 2010-06-02 | 株式会社神戸製鋼所 | Vibration reduction coupling structure |
JP6972341B2 (en) * | 2018-06-25 | 2021-11-24 | 東芝キヤリア株式会社 | Accumulator for compressor, manufacturing method of accumulator for compressor, horizontal compressor and refrigeration cycle equipment |
CN112032027B (en) * | 2020-09-08 | 2021-11-16 | 珠海格力电器股份有限公司 | Vibration damper and compressor |
CN113931843B (en) * | 2021-10-13 | 2023-05-09 | 安徽美芝精密制造有限公司 | Compressor and refrigeration equipment |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5122434Y2 (en) * | 1971-05-04 | 1976-06-10 | ||
JPS4887488U (en) * | 1972-01-31 | 1973-10-23 |
-
1984
- 1984-03-12 JP JP4744984A patent/JPS59192875A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59192875A (en) | 1984-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4406344A (en) | Method and apparatus for reducing engine vibration induced vehicle cabin noise and/or resonance | |
CA1226307A (en) | Damping structure | |
JP4339683B2 (en) | Compact vibration canceller | |
JPH029190B2 (en) | ||
US3058705A (en) | Resilient support system for vertical axis motor compressor unit | |
JP4729775B2 (en) | Tuned pendulum type vibration control device | |
JPS6015808B2 (en) | engine mounting device | |
JPS644929B2 (en) | ||
JP2005263365A (en) | Balance weight device of elevator | |
JPH0327778B2 (en) | ||
JPH109337A (en) | Damping device | |
JPH023067B2 (en) | ||
JPH07259379A (en) | Three-dimensional base isolation device | |
JPS58187635A (en) | Antivibration device of electrically-operated enclosed compressor | |
JPS58146744A (en) | Vibration absorber | |
US4664360A (en) | Engine mount | |
JPS5888475A (en) | Vibration attenuator for horizontal type rotary compressor | |
JPH04258549A (en) | Dynamic damper | |
JPH0228020B2 (en) | ||
JPH04262076A (en) | Support device for horizontal rotary compressor | |
JPS5829315Y2 (en) | Anti-vibration elastic support | |
SU1087718A1 (en) | Vibration insulating support | |
JPH0134087Y2 (en) | ||
JPS6234040Y2 (en) | ||
KR20130040278A (en) | The structure of insulator for engine mount |