DE69710143T2 - Expansionsventil - Google Patents

Expansionsventil

Info

Publication number
DE69710143T2
DE69710143T2 DE69710143T DE69710143T DE69710143T2 DE 69710143 T2 DE69710143 T2 DE 69710143T2 DE 69710143 T DE69710143 T DE 69710143T DE 69710143 T DE69710143 T DE 69710143T DE 69710143 T2 DE69710143 T2 DE 69710143T2
Authority
DE
Germany
Prior art keywords
path
sensing shaft
diaphragm
heat sensing
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.)
Expired - Lifetime
Application number
DE69710143T
Other languages
German (de)
English (en)
Other versions
DE69710143D1 (de
Inventor
Mitsuya Fujimoto
Kazuhiko Watanabe
Masamichi Yano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujikoki Corp
Original Assignee
Fujikoki Corp
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 by Fujikoki Corp filed Critical Fujikoki Corp
Publication of DE69710143D1 publication Critical patent/DE69710143D1/de
Application granted granted Critical
Publication of DE69710143T2 publication Critical patent/DE69710143T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/068—Expansion valves combined with a sensor
    • F25B2341/0683—Expansion valves combined with a sensor the sensor is disposed in the suction line and influenced by the temperature or the pressure of the suction gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/05—Cost reduction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/15—Hunting, i.e. oscillation of controlled refrigeration variables reaching undesirable values

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Temperature-Responsive Valves (AREA)
DE69710143T 1996-09-12 1997-09-01 Expansionsventil Expired - Lifetime DE69710143T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24214896A JP3785229B2 (ja) 1996-09-12 1996-09-12 膨張弁

Publications (2)

Publication Number Publication Date
DE69710143D1 DE69710143D1 (de) 2002-03-14
DE69710143T2 true DE69710143T2 (de) 2002-06-20

Family

ID=17085042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69710143T Expired - Lifetime DE69710143T2 (de) 1996-09-12 1997-09-01 Expansionsventil

Country Status (8)

Country Link
US (2) US6056202A (enExample)
EP (1) EP0829690B1 (enExample)
JP (1) JP3785229B2 (enExample)
KR (1) KR100433505B1 (enExample)
CN (1) CN1129756C (enExample)
DE (1) DE69710143T2 (enExample)
ES (1) ES2170310T3 (enExample)
TW (1) TW332250B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112012005909B4 (de) 2012-02-20 2021-11-04 Denso Corporation Expansionsventil

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3372439B2 (ja) * 1996-10-11 2003-02-04 株式会社不二工機 膨張弁
JPH11325660A (ja) * 1998-03-18 1999-11-26 Fujikoki Corp 膨張弁
JP3995828B2 (ja) * 1999-05-11 2007-10-24 株式会社不二工機 温度膨張弁
JP2001033123A (ja) * 1999-07-19 2001-02-09 Fuji Koki Corp 温度膨張弁
JP4162839B2 (ja) * 2000-08-10 2008-10-08 株式会社不二工機 温度式膨張弁
JP2002054860A (ja) 2000-08-10 2002-02-20 Fuji Koki Corp 温度式膨張弁
JP4118740B2 (ja) * 2002-07-11 2008-07-16 株式会社テージーケー 膨張弁
DE102005050086A1 (de) * 2004-11-08 2006-05-11 Otto Egelhof Gmbh & Co. Kg Expansionsventil, insbesondere für eine Kältemittelanlage
JP2008020141A (ja) * 2006-07-13 2008-01-31 Denso Corp 圧力制御弁
JP5071295B2 (ja) * 2008-07-30 2012-11-14 株式会社デンソー 膨張弁
JP5730630B2 (ja) * 2011-03-22 2015-06-10 株式会社不二工機 膨張弁
CN102538319B (zh) * 2012-02-28 2014-04-30 浙江三花股份有限公司 一种双向节流电子膨胀阀
TWI667442B (zh) * 2018-08-01 2019-08-01 群光電能科技股份有限公司 閥、膨脹閥及其步進控制方法
WO2022235632A1 (en) * 2021-05-05 2022-11-10 Parker-Hannifin Corporation Bulbless thermal expansion valve
US11879676B2 (en) 2021-07-30 2024-01-23 Danfoss A/S Thermal expansion valve for a heat exchanger and heat exchanger with a thermal expansion valve

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189800696A (en) * 1898-01-10 1898-02-26 Jules Grouvelle Improved Means applicable for Use in the Distribution of Steam for Heating Purposes.
US1512243A (en) 1923-06-19 1924-10-21 John L Shrode Automatic expansion valve
US1987948A (en) 1933-08-01 1935-01-15 Fedders Mfg Co Inc Refrigerant control device
US2306768A (en) 1936-09-11 1942-12-29 Detroit Lubricator Co Control device
FR831073A (fr) 1936-12-23 1938-08-22 D App Electr Fr Sauter S A Fab Valve d'injection à commande thermostatique pour appareils frigorifiques à l'ammoniaque
US2598187A (en) 1948-10-08 1952-05-27 Swartwout Co Valve
US2631612A (en) 1949-06-25 1953-03-17 Gen Controls Co High-pressure valve
FR1050101A (fr) 1952-02-01 1954-01-05 Obturateur de détente, notamment pour appareils frigorifiques
US3537645A (en) * 1969-01-16 1970-11-03 Controls Co Of America Bulbless expansion valve
US3667247A (en) * 1970-07-10 1972-06-06 Controls Co Of America Refrigeration system with evaporator outlet control valve
US3810366A (en) 1972-07-31 1974-05-14 Controls Co Of America Refrigeration valve
US4015777A (en) * 1976-02-05 1977-04-05 The Singer Company Thermostatic expansion valve capsule
DE2630038C2 (de) * 1976-07-03 1978-09-14 Gestra-Ksb-Vertriebsgesellschaft Mbh & Co Kg, 2800 Bremen Thermisch gesteuerter Kondensatableiter
US4542879A (en) 1981-11-27 1985-09-24 Marbor Engineering Associates Valve ring arrangements in metallic valves, control valves, condensate removal devices, and other means for the prevention of leakages due to corrosion
US4468054A (en) * 1982-11-03 1984-08-28 The Singer Company Flange mounted thermostatic expansion valve
US4819443A (en) * 1987-06-30 1989-04-11 Fujikoki America, Inc. Expansion valve
JPH01230966A (ja) * 1988-03-10 1989-09-14 Fuji Koki Seisakusho:Kk 冷凍システムの制御方法及び温度膨脹弁
US5044170A (en) * 1988-03-10 1991-09-03 Fujikoki Mfg. Co., Ltd. Refrigeration system and a thermostatic expansion valve best suited for the same
US4834337A (en) 1988-04-04 1989-05-30 William J. Chorkey Solenoid operated valve with solenoid wattage adjustment means
US4815698A (en) 1988-05-02 1989-03-28 Strahman Valves, Inc. Hard seated valve
JPH03100768U (enExample) * 1990-01-26 1991-10-21
US4984735A (en) 1990-03-19 1991-01-15 Eaton Corporation Sensing refrigerant temperature in a thermostatic expansion valve
JPH03130710U (enExample) 1990-04-17 1991-12-27
US5169178A (en) 1990-06-14 1992-12-08 Modine Manufacturing Co. Fitting for use in a heat exchange system
DE69217116T2 (de) * 1991-05-14 1997-05-22 Controls Gmbh Deutsche Expansionsventil
JP3321713B2 (ja) * 1991-10-17 2002-09-09 イートン コーポレーション 熱応答形膨張弁
JP3224139B2 (ja) * 1992-03-11 2001-10-29 株式会社不二工機 温度膨脹弁の製造方法
JP3219841B2 (ja) * 1992-05-15 2001-10-15 株式会社不二工機 温度膨脹弁の製造方法
JPH05322381A (ja) 1992-05-25 1993-12-07 Mitsubishi Heavy Ind Ltd 膨張弁装置
JP3305039B2 (ja) * 1993-04-22 2002-07-22 株式会社不二工機 温度膨脹弁
EP0659600B1 (en) 1993-12-22 1999-08-04 Calsonic Corporation Piping arrangement of automotive air conditioner
JPH07325357A (ja) 1994-05-31 1995-12-12 Konica Corp ハロゲン化銀写真乳剤、ハロゲン化銀写真感光材料及びその処理方法
JPH0814707A (ja) * 1994-06-29 1996-01-19 Tgk Co Ltd ユニット型膨張弁
US5467611A (en) 1994-11-07 1995-11-21 General Motors Corporation Two plate TXV block connector for automotive A/C system with common bolts and independently attachable sides
JPH09159324A (ja) * 1995-12-14 1997-06-20 Fuji Koki:Kk 膨張弁

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112012005909B4 (de) 2012-02-20 2021-11-04 Denso Corporation Expansionsventil

Also Published As

Publication number Publication date
KR100433505B1 (ko) 2004-09-07
ES2170310T3 (es) 2002-08-01
DE69710143D1 (de) 2002-03-14
EP0829690B1 (en) 2002-01-30
US6056202A (en) 2000-05-02
US6206294B1 (en) 2001-03-27
KR19980024054A (ko) 1998-07-06
CN1129756C (zh) 2003-12-03
TW332250B (en) 1998-05-21
CN1176373A (zh) 1998-03-18
JPH1089810A (ja) 1998-04-10
JP3785229B2 (ja) 2006-06-14
EP0829690A1 (en) 1998-03-18

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)