JPS61232398A - Discharge valve unit of rotary compressor - Google Patents
Discharge valve unit of rotary compressorInfo
- Publication number
- JPS61232398A JPS61232398A JP7297785A JP7297785A JPS61232398A JP S61232398 A JPS61232398 A JP S61232398A JP 7297785 A JP7297785 A JP 7297785A JP 7297785 A JP7297785 A JP 7297785A JP S61232398 A JPS61232398 A JP S61232398A
- Authority
- JP
- Japan
- Prior art keywords
- discharge valve
- discharge
- rotary compressor
- cylinder
- piston
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
- F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
- F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
- F04C29/128—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type of the elastic type, e.g. reed valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、冷凍サイクルを溝部する回転圧縮機の吐出弁
装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a discharge valve device for a rotary compressor that grooves a refrigeration cycle.
従来の技術
近年、回転式圧縮機に利用されている吐出弁装置は、圧
縮機の効率を陶土させるために色々な工夫がなされてき
ている。2. Description of the Related Art In recent years, various improvements have been made to discharge valve devices used in rotary compressors in order to improve the efficiency of the compressor.
以下図面を参照しながら、従来の吐出弁装置の一例につ
いて説明する。An example of a conventional discharge valve device will be described below with reference to the drawings.
第５図は従来の吐出弁装置の陰造を示すものである。１
は軸端板、２はピストン、３は気筒部片、４は下軸端板
である。５は吐出弁、６は吐出弁押えで上軸端板１にボ
ルトなどで固定されている。FIG. 5 shows the hidden structure of a conventional discharge valve device. 1
2 is a shaft end plate, 2 is a piston, 3 is a cylinder part, and 4 is a lower shaft end plate. 5 is a discharge valve, and 6 is a discharge valve holder, which is fixed to the upper shaft end plate 1 with bolts or the like.
また７は吐出孔で上軸端板１に設けられている。Further, 7 is a discharge hole provided in the upper shaft end plate 1.
８は密閉容器で、この中に電動機部、圧縮機溝部が組込
まれている。8 is a closed container in which a motor section and a compressor groove section are incorporated.
以とのように溝部された吐出弁装置について、以下その
動作について説明する。The operation of the grooved discharge valve device as described above will be described below.
まず、上軸端板１、ピストン２、気筒部片３、下軸端板
４で囲まれた圧縮室の冷媒蒸気はピストン２の回転にと
もなって圧力が増加し、密閉容器８内の冷媒蒸気よりも
圧力が太きなった時に吐出弁５炉開き、吐出孔７より冷
媒蒸気が吐出される。First, the pressure of the refrigerant vapor in the compression chamber surrounded by the upper shaft end plate 1, the piston 2, the cylinder piece 3, and the lower shaft end plate 4 increases as the piston 2 rotates, and the refrigerant vapor in the closed container 8 increases in pressure. When the pressure becomes thicker than that, the discharge valve 5 is opened and refrigerant vapor is discharged from the discharge hole 7.
発明が解決しようとする問題点
しかしながらと記のような溝部では、押しのけ谷１’ｔ
’ｔが増ツノ目するに従って、吐出孔７を大きくするこ
とが困曝なた〆）、過圧縮が増加し、効率が低下する問
題点を有していた。Problems to be Solved by the Invention However, in the grooves as shown in and below, the displacement valley 1't
As 't increases, it becomes difficult to enlarge the discharge hole 7), which has the problem of increasing overcompression and decreasing efficiency.
この問題点を解決するために、気筒部片に吐出孔を２個
設ける方法がある屓第３図、第４図に示すように、ピヌ
ン２、気筒部片３、仕切板９でｌ＋’ｌ’ｌまれるθ１
の角度内の無駄容積が大きくナリ、効率が低下する問
題点を有していた。In order to solve this problem, there is a method of providing two discharge holes in the cylinder part. As shown in Figs. 'l'l θ1
The problem was that the wasted volume within the angle was large, resulting in a decrease in efficiency.
本発明は上記問題点に鑑み、吐出孔の面積を確保し、無
１駄容積を小さくする吐出弁装置を提供するものである
。In view of the above problems, the present invention provides a discharge valve device that secures the area of the discharge hole and reduces waste volume.
問題点を解決するための手段
上記問題点を解決するために本発明の吐出弁装置は、気
筒部片の円筒状の気筒の中心軸と平行に吐出弁室を設け
、この吐出弁室に、２個以上の吐出弁および吐出弁脚え
を前記円筒状の気筒の中心軸に対して斜めに設置したも
のである。Means for Solving the Problems In order to solve the above problems, the discharge valve device of the present invention is provided with a discharge valve chamber parallel to the central axis of the cylindrical cylinder of the cylinder part, and in this discharge valve chamber, Two or more discharge valves and a discharge valve foot are installed diagonally with respect to the central axis of the cylindrical cylinder.
作 用
本発明は上記した構成によって、吐出弁室を気諭部片内
ＩＣ設置し、吐出孔面積を増加させまた無駄容積を小さ
くさせることにより圧縮機の効率を向上させることとな
る３゜
実施例
以Ｆ本発明の一実施例の吐出弁装置について、図面を参
照しながら説明する。Effects The present invention has the above-described configuration, and the discharge valve chamber is installed in the air vent piece to increase the discharge hole area and reduce the waste volume, thereby improving the efficiency of the compressor. EXAMPLE F A discharge valve device according to an embodiment of the present invention will be described with reference to the drawings.
第１図、第２図は本発明の一実施例における吐出弁装置
の詳細を示すものである。1 and 2 show details of a discharge valve device in an embodiment of the present invention.
同図において、１はピストン、２は気筒部片、３は仕切
板、４は吐出弁室で、気筒部片２の中に設けられている
。５は吐出弁、６は吐出弁脚え、７は吐出弁座であり、
吐出弁室４の中に配置されている。また前記吐出弁脚え
６、吐出弁５は第２図に示すように、気筒部片２の中心
軸Ｏに対してそれぞれの吐出弁脚えの中心線Ｘ−Ｘ、Ｙ
−Ｙを斜めにし、吐出孔８をピストン回転用度θに対し
て、−直線上になるように設置している。In the figure, 1 is a piston, 2 is a cylinder piece, 3 is a partition plate, and 4 is a discharge valve chamber, which are provided in the cylinder piece 2. 5 is a discharge valve, 6 is a discharge valve leg, 7 is a discharge valve seat,
It is arranged in the discharge valve chamber 4. Further, as shown in FIG. 2, the discharge valve foot 6 and the discharge valve 5 have center lines
-Y is oblique, and the discharge hole 8 is placed on a - straight line with respect to the piston rotation degree θ.
以上のように構成された吐出弁装置（Ｃついて、以下第
１図を用いてその動作を説明する。The operation of the discharge valve device (C) constructed as described above will be explained below with reference to FIG.
ピストン１、気筒部片２、仕切板３に囲まれた冷媒は、
ピストン１の回転とともに圧縮され、吐出弁５を押し上
げ、吐出孔８を通して吐出される。The refrigerant surrounded by the piston 1, cylinder piece 2, and partition plate 3 is
It is compressed as the piston 1 rotates, pushes up the discharge valve 5, and is discharged through the discharge hole 8.
以上のように本実施例によれば、気筒部片２の円筒状の
気筒の中心軸と平行に吐出弁室４を設け、この吐出弁室
に２個の吐出弁および吐出弁脚え６を前記円筒状の気筒
の中心軸に対して斜めに設置していることにより、ピス
トン１、仕切板３、気筒部片２で囲まれ、た、角度θ２
の無駄容積を小さくすることが可能になり、また十分に
吐出弁長さを確保することができるので、吐出弁リフト
−吐出弁応力の設計を容易にすることができる。As described above, according to this embodiment, the discharge valve chamber 4 is provided parallel to the central axis of the cylindrical cylinder of the cylinder piece 2, and the two discharge valves and the discharge valve leg 6 are installed in this discharge valve chamber. Since it is installed obliquely with respect to the central axis of the cylindrical cylinder, it is surrounded by the piston 1, the partition plate 3, and the cylinder piece 2, and the angle θ2
Since it is possible to reduce the wasted volume of the discharge valve and to secure a sufficient length of the discharge valve, it is possible to easily design the discharge valve lift-discharge valve stress.
発明の効果
以上のように本発明は気筒部片の円筒状の気筒の中心軸
と平行に吐出弁室を設け、この吐出弁室に２個以上の吐
出弁および吐出弁脚えを前記円筒状の大筒の中心軸に対
して斜めに＠記吐出弁室に設置した回転圧縮機の吐出弁
装置を設けることにより、ピストン、仕切板、円筒部片
で囲まれた無駄容積を小さくし、圧縮機の助出を向上す
ることができ、また十分に吐出弁長さを確保することが
できるので吐出弁リフト−吐出弁応力の設計を容易にな
る。Effects of the Invention As described above, the present invention provides a discharge valve chamber parallel to the central axis of the cylindrical cylinder of the cylinder part, and in this discharge valve chamber, two or more discharge valves and a discharge valve leg are arranged in the cylindrical shape. By installing the rotary compressor's discharge valve device in the discharge valve chamber obliquely to the central axis of the large cylinder, the waste volume surrounded by the piston, partition plate, and cylindrical part is reduced, and the compressor In addition, a sufficient length of the discharge valve can be ensured, which facilitates the design of the discharge valve lift-discharge valve stress.
第１図は本発明の一実施例ｒおける吐出弁装置の詳４壮
図、第２図は同吐出弁室の平面図、第３図は従来の吐出
弁装置を平行に気筒部片に設置した場合の横断面図、第
４図は同吐出弁室の平面図、第５図は従来の吐出弁装置
を設えた圧縮機の縦断面図である。
１・・・・・・ピストン、２・・・・・・気筒部片、３
・・・・・・仕切板、４・・・・・・吐出弁室、５・・
・・・・吐出弁、６・・・・・・吐出弁脚え。Fig. 1 is a detailed diagram of a discharge valve device according to an embodiment of the present invention, Fig. 2 is a plan view of the same discharge valve chamber, and Fig. 3 is a conventional discharge valve device installed in parallel to a cylinder section. FIG. 4 is a plan view of the discharge valve chamber, and FIG. 5 is a longitudinal cross-sectional view of a compressor equipped with a conventional discharge valve device. 1... Piston, 2... Cylinder piece, 3
...Partition plate, 4...Discharge valve chamber, 5...
...Discharge valve, 6...Discharge valve leg.
Claims (1)
圧縮機構部分を配置し、前記圧縮機構部分をクランク軸
とピストンと円筒状の気筒を有する気筒部片と、前記気
筒部片に設けた溝に嵌入して運動する仕切板とを備えた
回転式圧縮機構とし、前記気筒部片の円筒状の気筒の中
心軸と平行に吐出弁室を設け、この吐出弁室に、２個以
上の吐出弁および吐出弁押えを前記円筒状の気筒の中心
軸に対して斜めに設置した回転圧縮機の吐出弁装置。An electric motor and a compression mechanism part driven by the electric motor are disposed inside an airtight container, and the compression mechanism part is connected to a cylinder part having a crankshaft, a piston, and a cylindrical cylinder, and a groove provided in the cylinder part. A rotary compression mechanism is provided with a partition plate that is inserted and moves, a discharge valve chamber is provided parallel to the central axis of the cylindrical cylinder of the cylinder part, and two or more discharge valves are installed in the discharge valve chamber. and a discharge valve device for a rotary compressor, in which a discharge valve holder is installed obliquely with respect to the central axis of the cylindrical cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7297785A JPS61232398A (en) | 1985-04-05 | 1985-04-05 | Discharge valve unit of rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7297785A JPS61232398A (en) | 1985-04-05 | 1985-04-05 | Discharge valve unit of rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61232398A true JPS61232398A (en) | 1986-10-16 |
Family
ID=13504955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7297785A Pending JPS61232398A (en) | 1985-04-05 | 1985-04-05 | Discharge valve unit of rotary compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61232398A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4884956A (en) * | 1987-01-20 | 1989-12-05 | Mitsubishi Jukogyo Kabushiki Kaisha | Rotary compressor with clearance volumes to offset pulsations |
| CN105927543A (en) * | 2016-06-29 | 2016-09-07 | 珠海凌达压缩机有限公司 | Upper flange of compressor and compressor comprising same |
-
1985
- 1985-04-05 JP JP7297785A patent/JPS61232398A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4884956A (en) * | 1987-01-20 | 1989-12-05 | Mitsubishi Jukogyo Kabushiki Kaisha | Rotary compressor with clearance volumes to offset pulsations |
| CN105927543A (en) * | 2016-06-29 | 2016-09-07 | 珠海凌达压缩机有限公司 | Upper flange of compressor and compressor comprising same |
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