ES2106374T3 - Valvula de expansion para fluidos refrigerantes. - Google Patents

Valvula de expansion para fluidos refrigerantes.

Info

Publication number
ES2106374T3
ES2106374T3 ES94100755T ES94100755T ES2106374T3 ES 2106374 T3 ES2106374 T3 ES 2106374T3 ES 94100755 T ES94100755 T ES 94100755T ES 94100755 T ES94100755 T ES 94100755T ES 2106374 T3 ES2106374 T3 ES 2106374T3
Authority
ES
Spain
Prior art keywords
valve
valve needle
expansion valve
tappet
refrigerant fluids
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
ES94100755T
Other languages
English (en)
Inventor
Helmut Kober
Josef Dr Osthues
Joachim Reissner
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.)
Ernst Flitsch GmbH and Co
Original Assignee
Ernst Flitsch GmbH and Co
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 Ernst Flitsch GmbH and Co filed Critical Ernst Flitsch GmbH and Co
Application granted granted Critical
Publication of ES2106374T3 publication Critical patent/ES2106374T3/es
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
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • F25B41/35—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Lift Valve (AREA)
  • Temperature-Responsive Valves (AREA)
  • Details Of Valves (AREA)

Abstract

LA INVENCION SE REFIERE A UNA VALVULA DE EXPANSION PARA REFRIGERANTE EN INSTALACIONES DE ENFRIAMIENTO O BOMBAS DE CALOR, CON UNA AGUJA (14) DE VALVULA QUE CIERRA UN ASIENTO (34) DE VALVULA EN LA POSICION DE CERRADO, GUIADA DE FORMA DESPLAZABLE AXIAL EN EL INTERIOR DE UNA CAJA (12) DE VALVULA Y HABIENDOSE PREVISTO PARA EL ACCIONAMIENTO DE LA AGUJA (14) DE VALVULA, UN EMPUJADOR (16) MOVIBLE POR MEDIO DE UN MOTOR (20) PASO A PASO EN LA DIRECCION (S) DE DESPLAZAMIENTO DE LA AGUJA (14) DE VALVULA. ENTRE LA AGUJA (14) DE VALVULA Y EL EMPUJADOR (10) SE HA DISPUESTO DE UN ORGANO (48) DE TRANSMISION DE FUERZA ELASTICO PARA LA COMPENSACION DE UNA DILATACION LONGITUDINAL DEBIDA A LAS CONDICIONES DE TEMPERATURA.
ES94100755T 1993-01-21 1994-01-20 Valvula de expansion para fluidos refrigerantes. Expired - Lifetime ES2106374T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4301498 1993-01-21

Publications (1)

Publication Number Publication Date
ES2106374T3 true ES2106374T3 (es) 1997-11-01

Family

ID=6478611

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94100755T Expired - Lifetime ES2106374T3 (es) 1993-01-21 1994-01-20 Valvula de expansion para fluidos refrigerantes.

Country Status (5)

Country Link
EP (1) EP0607953B1 (es)
AT (1) ATE155873T1 (es)
DE (1) DE59403413D1 (es)
DK (1) DK0607953T3 (es)
ES (1) ES2106374T3 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19909202C1 (de) * 1999-03-03 2000-03-02 Honeywell Ag Expansionsventil
DE10163929A1 (de) 2001-12-22 2003-07-03 Obrist Engineering Gmbh Lusten Nadelventil
US6672091B1 (en) * 2002-01-23 2004-01-06 Randy Lefor Atomization device for a refrigerant
DE102004028865B4 (de) * 2003-06-20 2007-06-06 Danfoss A/S Kälteanlage
CN1317537C (zh) * 2005-09-08 2007-05-23 上海交通大学 跨临界二氧化碳制冷系统节流短管
CN102252120B (zh) * 2010-05-21 2012-10-24 浙江三花股份有限公司 一种热交换装置及其电动阀
CN102589206B (zh) * 2011-01-14 2015-04-08 浙江三花股份有限公司 制冷系统及其热力膨胀阀
CN102588641B (zh) * 2011-01-14 2016-05-04 浙江三花股份有限公司 制冷系统及其热力膨胀阀

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734495A (en) * 1956-02-14 yielding spacer
US3087479A (en) * 1961-11-13 1963-04-30 Earl A Thompson Mechanical lash adjuster
US4556193A (en) * 1983-09-30 1985-12-03 Fuji Koki Manufacturing Co., Ltd. Motor-driven expansion valve
DE3601817A1 (de) * 1986-01-22 1987-07-23 Egelhof Fa Otto Regelvorrichtung fuer den kaeltemittelzustrom zum verdampfer von kaelteanlagen oder waermepumpen sowie im kaeltemittelstrom angeordnete expansionsventile

Also Published As

Publication number Publication date
DE59403413D1 (de) 1997-08-28
EP0607953B1 (de) 1997-07-23
EP0607953A1 (de) 1994-07-27
DK0607953T3 (da) 1998-02-16
ATE155873T1 (de) 1997-08-15

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