JPH0395084U - - Google Patents
Info
- Publication number
- JPH0395084U JPH0395084U JP192190U JP192190U JPH0395084U JP H0395084 U JPH0395084 U JP H0395084U JP 192190 U JP192190 U JP 192190U JP 192190 U JP192190 U JP 192190U JP H0395084 U JPH0395084 U JP H0395084U
- Authority
- JP
- Japan
- Prior art keywords
- surface roughness
- discharge
- compressor
- valve plate
- recess
- 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
- 230000003746 surface roughness Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
Landscapes
- Compressor (AREA)
Description
第１〜６図は本考案を具体化した一実施例を示
すものであつて、第１図は要部拡大正面図、第２
図はバルブプレートの全体図、第３図ａ，ｂは作
用を示す要部断面図、第４図ａは従来のバルブプ
レートを使用した場合の斜板回転角度とシリンダ
ボア内圧力との関係を示す線図、第４図ｂはこの
実施例のバルブプレートを使用した場合の斜板回
転角度とシリンダボア内圧力との関係を示す線図
、第５図は面粗度と騒音劣化巾との関係を示す線
図、第６図は吐出孔の周囲の面粗度を粗くした場
合とさらに凹部を形成した場合の騒音レベルの経
時変化を示す線図、第７図ａ〜第７図ｃは凹部形
状の変更例を示す要部拡大正面図、第８図は圧縮
機の断面図、第９図は従来装置の要部正面図であ
る。
１，２……シリンダブロツク、３，４……バル
ブプレート、５，６……ハウジング、１０……シ
リンダボア、１１……ピストン、１９，２０……
吐出孔、２３，２４……吐出弁、２５，２６……
リテーナ、２７……凹部としての溝、２９……凹
部、Ａ……部分。
1 to 6 show an embodiment embodying the present invention, in which FIG. 1 is an enlarged front view of the main part, and FIG.
The figure shows the overall view of the valve plate, Figures 3a and b are cross-sectional views of the main parts showing the action, and Figure 4a shows the relationship between the swash plate rotation angle and cylinder bore pressure when a conventional valve plate is used. Figure 4b is a diagram showing the relationship between the swash plate rotation angle and cylinder bore internal pressure when the valve plate of this example is used, and Figure 5 is a diagram showing the relationship between surface roughness and noise degradation width. Figure 6 is a diagram showing the change in noise level over time when the surface roughness around the discharge hole is made rougher and when a recess is further formed, and Figures 7a to 7c are diagrams showing the shape of the recess. FIG. 8 is a sectional view of the compressor, and FIG. 9 is a front view of the main part of the conventional device. 1, 2... Cylinder block, 3, 4... Valve plate, 5, 6... Housing, 10... Cylinder bore, 11... Piston, 19, 20...
Discharge hole, 23, 24...Discharge valve, 25, 26...
Retainer, 27... Groove as recess, 29... Recess, A... portion.
Claims (1)
いて、シリンダブロツクとハウジング間に介在す
るバルブプレートに形成された吐出孔の吐出側周
囲の面粗度を１４Ｒｚ以上とするとともに、当該
部分の吐出弁と対応する部分に凹部を形成した圧
縮機の吐出弁機構。 In a compressor that performs compression by reciprocating movement of a piston, the surface roughness around the discharge side of the discharge hole formed in the valve plate interposed between the cylinder block and the housing should be 14Rz or more, and the surface roughness should correspond to the discharge valve in that part. A compressor discharge valve mechanism with a recess formed in the
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP192190U JPH0395084U (en) | 1990-01-13 | 1990-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP192190U JPH0395084U (en) | 1990-01-13 | 1990-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0395084U true JPH0395084U (en) | 1991-09-27 |
Family
ID=31505807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP192190U Pending JPH0395084U (en) | 1990-01-13 | 1990-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0395084U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5960096A (en) * | 1982-09-30 | 1984-04-05 | Mitsubishi Electric Corp | Delivery valve device for refrigerant compressor |
| JPS625433A (en) * | 1985-06-29 | 1987-01-12 | Tokyo Electric Co Ltd | Printer |
-
1990
- 1990-01-13 JP JP192190U patent/JPH0395084U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5960096A (en) * | 1982-09-30 | 1984-04-05 | Mitsubishi Electric Corp | Delivery valve device for refrigerant compressor |
| JPS625433A (en) * | 1985-06-29 | 1987-01-12 | Tokyo Electric Co Ltd | Printer |