JPH031380U - - Google Patents
Info
- Publication number
- JPH031380U JPH031380U JP6090789U JP6090789U JPH031380U JP H031380 U JPH031380 U JP H031380U JP 6090789 U JP6090789 U JP 6090789U JP 6090789 U JP6090789 U JP 6090789U JP H031380 U JPH031380 U JP H031380U
- Authority
- JP
- Japan
- Prior art keywords
- return spring
- movable body
- valve
- normal position
- solenoid 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Description
第１図はこの考案の電磁弁におけるスプリング
の作動を本考案の対策がない場合との比較で示す
図。第２図はこの考案の電磁弁の断面図。第３図
はこの考案の電磁弁の周波数に対する音圧特性図
。第４図はこの考案の電磁弁をアイドルスピード
制御弁として応用した電子制御内燃機関に概略図
。第５図は第４図におけるアイドルスピード制御
弁の制御ルーチンを示すフローチヤート。第６図
は第４図の制御回路によるデユーテイ比制御作動
を説明するタイミング図。第７図はこの考案の実
施例としてのアイドルスピード制御弁における流
量の時間変化特性を模式的に説明する図。
１０……電磁弁、１４……ソレノイド、１８…
…固定鉄心、２６……弁座、３０……可動鉄心、
３２……ダイヤフラム、３４……リターンスプリ
ング、５０……エアクリーナ、５２……スロツト
ル弁、５４……サージタンク、５６……燃料イン
ジエクタ、７０……制御回路、７２……カウンタ
、７４……フリツプフロツプ回路、７６……アイ
ドルスイツチ、７７……水温センサ、７８……回
転数センサ。
FIG. 1 is a diagram showing the operation of the spring in the electromagnetic valve of this invention in comparison with a case without the measures of this invention. Figure 2 is a sectional view of the solenoid valve of this invention. Figure 3 is a diagram of sound pressure characteristics versus frequency of the solenoid valve of this invention. Figure 4 is a schematic diagram of an electronically controlled internal combustion engine in which the solenoid valve of this invention is applied as an idle speed control valve. FIG. 5 is a flowchart showing a control routine for the idle speed control valve in FIG. 4. FIG. 6 is a timing diagram illustrating the duty ratio control operation by the control circuit of FIG. 4. FIG. 7 is a diagram schematically explaining the temporal change characteristics of the flow rate in the idle speed control valve as an embodiment of the invention. 10... Solenoid valve, 14... Solenoid, 18...
... Fixed iron core, 26 ... Valve seat, 30 ... Movable iron core,
32...Diaphragm, 34...Return spring, 50...Air cleaner, 52...Throttle valve, 54...Surge tank, 56...Fuel injector, 70...Control circuit, 72...Counter, 74...Flip-flop circuit , 76... Idle switch, 77... Water temperature sensor, 78... Rotation speed sensor.
Claims (1)
部材と弁座との間に配置される可動体と、可動体
を通常位置に付勢するコイル状リターンスプリン
グとを具備し、電磁機構に通電することで可動体
をリターンスプリングに抗して通常位置から離間
する方向に駆動する電磁弁において、前記コイル
状リターンスプリングの有効巻数は略整数とした
ことを特徴とする電磁弁。 It includes an electromagnetic drive mechanism, a movable body disposed between a stopper member and a valve seat installed opposite to each other, and a coiled return spring that urges the movable body to a normal position, and energizes the electromagnetic mechanism. A solenoid valve for driving a movable body in a direction away from a normal position against a return spring, characterized in that the effective number of turns of the coiled return spring is approximately an integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6090789U JPH083795Y2 (en) | 1989-05-29 | 1989-05-29 | solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6090789U JPH083795Y2 (en) | 1989-05-29 | 1989-05-29 | solenoid valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH031380U true JPH031380U (en) | 1991-01-09 |
| JPH083795Y2 JPH083795Y2 (en) | 1996-01-31 |
Family
ID=31588684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6090789U Expired - Lifetime JPH083795Y2 (en) | 1989-05-29 | 1989-05-29 | solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH083795Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011133064A (en) * | 2009-12-25 | 2011-07-07 | Toyota Motor Corp | Solenoid valve |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11788596B2 (en) * | 2020-10-14 | 2023-10-17 | Scott C. Agostini | Energy absorption through mass redistribution and magnetic manipulation |
-
1989
- 1989-05-29 JP JP6090789U patent/JPH083795Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011133064A (en) * | 2009-12-25 | 2011-07-07 | Toyota Motor Corp | Solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH083795Y2 (en) | 1996-01-31 |
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