JPH0283390U - - Google Patents
Info
- Publication number
- JPH0283390U JPH0283390U JP16248488U JP16248488U JPH0283390U JP H0283390 U JPH0283390 U JP H0283390U JP 16248488 U JP16248488 U JP 16248488U JP 16248488 U JP16248488 U JP 16248488U JP H0283390 U JPH0283390 U JP H0283390U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- return passage
- residual liquid
- pressure regulating
- valve
- 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
- 239000007788 liquid Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Description
図面はこの考案の実施例に関し、第１図及び第
２図はそれぞれ余液循環時及び放出時の状態で示
す接続装置の構造図、第３図は洗浄機の使用状態
の斜視図、第４図は第３図の接続装置の斜視図、
第５図は往復ポンプを中心に含む範囲の構造図、
第６図は調圧弁の詳細な構造図である。
１３…往復ポンプ（ポンプ）、２１…吸入口、
２４…吐出口、２６…調圧弁、１０３…戻し通路
、１０４…弁体、１０６…圧縮コイルばね（付勢
部材）、１０８…形状記憶合金製コイル体（形状
記憶合金製変形部材）、１１６…リリーフ弁。
The drawings relate to an embodiment of this invention, and FIGS. 1 and 2 are structural diagrams of the connection device shown during circulation and discharge of residual liquid, respectively, FIG. 3 is a perspective view of the washer in use, and FIG. The figure is a perspective view of the connection device in Figure 3;
Figure 5 is a structural diagram of the area mainly including the reciprocating pump.
FIG. 6 is a detailed structural diagram of the pressure regulating valve. 13...Reciprocating pump (pump), 21...Suction port,
24...Discharge port, 26...Pressure regulating valve, 103...Return passage, 104...Valve body, 106...Compression coil spring (biasing member), 108...Shape memory alloy coil body (shape memory alloy deformable member), 116... relief valve.
Claims (1)
圧弁２６と、この調圧弁２６からの余液を前記ポ
ンプ１３の吸入口２１へ導く戻し通路１０３と、
余液が所定温度以上になると変形して弁体１０４
を介して前記戻し通路１０３を閉じる形状記憶合
金製変形部材１０８と、前記戻し通路１０３にお
ける圧力が所定値以上になると開いて前記戻し通
路１０３から外部へ余液を排出するリリーフ弁１
１６とを有してなることを特徴とするポンプの余
液制御装置。 (2) 前記弁体１０４を開方向へ付勢する付勢部
材１０６を有してなることを特徴とする請求項１
記載のポンプの余液制御装置。[Claims for Utility Model Registration] (1) A pressure regulating valve 26 connected to the discharge port 24 side of the pump 13, a return passage 103 that guides the remaining liquid from the pressure regulating valve 26 to the suction port 21 of the pump 13;
When the residual liquid reaches a predetermined temperature or higher, it deforms and the valve body 104
a deformable member 108 made of a shape memory alloy that closes the return passage 103 via a relief valve 1 that opens when the pressure in the return passage 103 exceeds a predetermined value and discharges surplus liquid from the return passage 103 to the outside.
16. A pump residual liquid control device comprising: (2) Claim 1, further comprising a biasing member 106 that biases the valve body 104 in the opening direction.
A residual liquid control device for the pump described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16248488U JPH0283390U (en) | 1988-12-16 | 1988-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16248488U JPH0283390U (en) | 1988-12-16 | 1988-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0283390U true JPH0283390U (en) | 1990-06-27 |
Family
ID=31446353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16248488U Pending JPH0283390U (en) | 1988-12-16 | 1988-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0283390U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS479715U (en) * | 1971-02-26 | 1972-10-05 |
-
1988
- 1988-12-16 JP JP16248488U patent/JPH0283390U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS479715U (en) * | 1971-02-26 | 1972-10-05 |
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