JPH0414773U - - Google Patents
Info
- Publication number
- JPH0414773U JPH0414773U JP5618190U JP5618190U JPH0414773U JP H0414773 U JPH0414773 U JP H0414773U JP 5618190 U JP5618190 U JP 5618190U JP 5618190 U JP5618190 U JP 5618190U JP H0414773 U JPH0414773 U JP H0414773U
- Authority
- JP
- Japan
- Prior art keywords
- discharge
- valve
- discharge port
- outlet
- contact area
- 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.)
- Granted
Links
- 230000003746 surface roughness Effects 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 claims 1
- 230000006866 deterioration Effects 0.000 description 1
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Description
第１〜６図は本考案を具体化した一実施例を示
し、第１図は第３図のＢ−Ｂ線断面図、第２図ａ
は第１図のＡ−Ａ線拡大断面図、第２図ｂは部分
拡大断面図、第３図は側断面図、第４図はシリン
ダボア内の圧力変化を示すグラフ、第５図ａは面
粗度に応じた体積効率の変化を示すグラフ、第５
図ｂは同じく面粗度に応じた騒音の変化を示すグ
ラフ、第６図ａは面積割合に応じた体積効率の変
化を示すグラフ、第６図ｂは同じく面積割合に応
じた騒音低減劣化を示すグラフ、第７図は別例を
示す要部拡大縦断面図である。
バルブプレート……８，１２、吐出ポート……
８ｂ，１２ｂ、非接触領域となる凹部……８ｃ，
１２ｃ、粗面でもある接触領域……Ｓ。
1 to 6 show an embodiment embodying the present invention, and FIG. 1 is a sectional view taken along line B-B in FIG. 3, and FIG.
is an enlarged sectional view taken along the line A-A in Fig. 1, Fig. 2b is a partially enlarged sectional view, Fig. 3 is a side sectional view, Fig. 4 is a graph showing pressure changes in the cylinder bore, and Fig. 5a is a plane view. Graph showing changes in volumetric efficiency according to roughness, 5th
Figure b is a graph showing the change in noise according to the surface roughness, Figure 6 a is a graph showing the change in volumetric efficiency according to the area ratio, and Figure 6 b is a graph showing the noise reduction deterioration according to the area ratio. The graph shown in FIG. 7 is an enlarged vertical cross-sectional view of a main part showing another example. Valve plate...8, 12, discharge port...
8b, 12b, recessed portion serving as a non-contact area...8c,
12c, contact area that is also a rough surface...S.
Claims (1)
を介して接合されたシリンダブロツク内のピスト
ンの往復動作によつてシリンダボア内の冷媒ガス
をバルブプレート上の吐出ポートを介して吐出室
へ吐出し、ピストンの往復動作に応じて吐出ポー
トを吐出弁によつて開閉する圧縮機において、バ
ルブプレート上の吐出ポートの出口周囲における
吐出弁との対向領域上に吐出弁に対する非接触領
域を設けると共に、吐出ポートの出口面積と、こ
の出口周囲における吐出弁の接触面積との割合を
１５〜５５％とし、この接触領域上の面粗度を１
０〜２０μｍＲｚとした圧縮機おける騒音低減構
造。 The refrigerant gas in the cylinder bore is discharged into the discharge chamber through the discharge port on the valve plate by the reciprocating movement of the piston in the cylinder block, which is connected to the housing that forms the discharge chamber via the valve plate, and the reciprocating movement of the piston In a compressor in which a discharge port is opened and closed by a discharge valve according to the operation, a non-contact area with respect to the discharge valve is provided on the area around the outlet of the discharge port on the valve plate facing the discharge valve, and the outlet of the discharge port is The ratio of the area and the contact area of the discharge valve around this outlet is 15 to 55%, and the surface roughness on this contact area is 1.
Noise reduction structure in a compressor with 0 to 20μmRz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5618190U JPH087100Y2 (en) | 1990-05-28 | 1990-05-28 | Noise reduction structure in compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5618190U JPH087100Y2 (en) | 1990-05-28 | 1990-05-28 | Noise reduction structure in compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0414773U true JPH0414773U (en) | 1992-02-06 |
| JPH087100Y2 JPH087100Y2 (en) | 1996-02-28 |
Family
ID=31579783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5618190U Expired - Lifetime JPH087100Y2 (en) | 1990-05-28 | 1990-05-28 | Noise reduction structure in compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087100Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190232A (en) * | 2013-03-27 | 2014-10-06 | Toyota Industries Corp | Compressor |
-
1990
- 1990-05-28 JP JP5618190U patent/JPH087100Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190232A (en) * | 2013-03-27 | 2014-10-06 | Toyota Industries Corp | Compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087100Y2 (en) | 1996-02-28 |