JPS6245653U - - Google Patents

Info

Publication number
JPS6245653U
JPS6245653U JP13565785U JP13565785U JPS6245653U JP S6245653 U JPS6245653 U JP S6245653U JP 13565785 U JP13565785 U JP 13565785U JP 13565785 U JP13565785 U JP 13565785U JP S6245653 U JPS6245653 U JP S6245653U
Authority
JP
Japan
Prior art keywords
valve body
plunger
orifice
electromagnetic coil
flow path
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
Application number
JP13565785U
Other languages
Japanese (ja)
Other versions
JPH0327263Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13565785U priority Critical patent/JPH0327263Y2/ja
Publication of JPS6245653U publication Critical patent/JPS6245653U/ja
Application granted granted Critical
Publication of JPH0327263Y2 publication Critical patent/JPH0327263Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electrically Driven Valve-Operating Means (AREA)
  • Magnetically Actuated Valves (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本案膨張弁の概略の縦断面図、第２図
は本案膨張弁の電磁コイルに印加される入力パル
スの波形の一例、第３図は第１図の―線に沿
う断面図、第４図は従来の膨張弁の一例の概略の
縦断面図、第５図は同じく従来の膨張弁の他の例
の概略の縦断面図で、第６図は第５図において弁
の閉止時に弁体が弁本体側に押しつけられた状態
を示す拡大横断面図である。 ２０…弁本体、２１…第１の流路、２２…オリ
フイス、２３…第２の流路、２５…電磁コイル、
２８…吸引子、３０…プランジヤ、３１…第１の
ばね、３２…弁体、３３…第２のばね、３４…均
圧孔、３５…環状の溝。 FIG. 1 is a schematic longitudinal sectional view of the expansion valve of the present invention, FIG. 2 is an example of the waveform of an input pulse applied to the electromagnetic coil of the expansion valve of the present invention, and FIG. 3 is a sectional view taken along the line - in FIG. 1. FIG. 4 is a schematic vertical cross-sectional view of an example of a conventional expansion valve, FIG. 5 is a schematic vertical cross-sectional view of another example of the conventional expansion valve, and FIG. FIG. 3 is an enlarged cross-sectional view showing a state in which the valve body is pressed against the valve body side. 20... Valve body, 21... First flow path, 22... Orifice, 23... Second flow path, 25... Electromagnetic coil,
28... Attractor, 30... Plunger, 31... First spring, 32... Valve body, 33... Second spring, 34... Pressure equalization hole, 35... Annular groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１の流路、この第１の流路とオリフイスを介
して連通する第２の流路を有するシリンダ形弁本
体と、この弁本体に設けられた電磁コイル、この
電磁コイルの枠内に設けられた吸引子、前記電磁
コイルの作動により移動するプランジヤよりなる
電磁制御部と、前記吸引子とプランジヤとの間に
介挿された第１のばねと、前記弁本体内に摺動し
一端が前記プランジヤに固定され前記オリフイス
を開閉するピストン状弁体と、この弁体をプラン
ジヤと共に前記吸引子側に押圧する第２のばねと
、前記プランジヤと弁体とに共通して開口する均
圧孔とよりなるものにおいて、前記オリフイスに
連通し、オリフイスの径より大きな巾を有し、且
つピストンの径より大なる環状の溝を弁本体の内
周に設けてなる膨張弁。 A cylindrical valve body having a first flow path and a second flow path communicating with the first flow path via an orifice, an electromagnetic coil provided in the valve body, and an electromagnetic coil provided within the frame of the electromagnetic coil. an electromagnetic control section consisting of a plunger which is moved by the action of the electromagnetic coil; a first spring inserted between the attractor and the plunger; A piston-shaped valve body fixed to the plunger to open and close the orifice, a second spring that presses the valve body together with the plunger toward the suction element, and a pressure equalization hole that opens in common to the plunger and the valve body. An expansion valve comprising an annular groove communicating with the orifice, having a width larger than the diameter of the orifice, and larger than the diameter of the piston on the inner periphery of the valve body.
JP13565785U 1985-09-06 1985-09-06 Expired JPH0327263Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13565785U JPH0327263Y2 (en) 1985-09-06 1985-09-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13565785U JPH0327263Y2 (en) 1985-09-06 1985-09-06

Publications (2)

Publication Number Publication Date
JPS6245653U true JPS6245653U (en) 1987-03-19
JPH0327263Y2 JPH0327263Y2 (en) 1991-06-12

Family

ID=31038052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13565785U Expired JPH0327263Y2 (en) 1985-09-06 1985-09-06

Country Status (1)

Country Link
JP (1) JPH0327263Y2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03229080A (en) * 1990-02-01 1991-10-11 Mikuni Corp Flow control valve
JPH10220624A (en) * 1996-06-28 1998-08-21 Nok Corp Solenoid valve
JP2000283314A (en) * 1999-01-26 2000-10-13 Nippon Soken Inc Flow rate control valve and its manufacture
JP2003172467A (en) * 2001-09-28 2003-06-20 Fuji Koki Corp Electrically-driven valve
JP2014047977A (en) * 2012-08-31 2014-03-17 Fujitsu General Ltd Cooling medium circuit unit
JP2017528676A (en) * 2014-09-01 2017-09-28 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング Electromagnetically actuable expansion valve
JP2019132382A (en) * 2018-02-01 2019-08-08 株式会社鷺宮製作所 Dehydration valve

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03229080A (en) * 1990-02-01 1991-10-11 Mikuni Corp Flow control valve
JPH10220624A (en) * 1996-06-28 1998-08-21 Nok Corp Solenoid valve
JP2000283314A (en) * 1999-01-26 2000-10-13 Nippon Soken Inc Flow rate control valve and its manufacture
JP2003172467A (en) * 2001-09-28 2003-06-20 Fuji Koki Corp Electrically-driven valve
JP2014047977A (en) * 2012-08-31 2014-03-17 Fujitsu General Ltd Cooling medium circuit unit
JP2017528676A (en) * 2014-09-01 2017-09-28 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング Electromagnetically actuable expansion valve
JP2019132382A (en) * 2018-02-01 2019-08-08 株式会社鷺宮製作所 Dehydration valve

Also Published As

Publication number Publication date
JPH0327263Y2 (en) 1991-06-12

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