PL3236081T3 - Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side - Google Patents

Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side

Info

Publication number
PL3236081T3
PL3236081T3 PL16166124T PL16166124T PL3236081T3 PL 3236081 T3 PL3236081 T3 PL 3236081T3 PL 16166124 T PL16166124 T PL 16166124T PL 16166124 T PL16166124 T PL 16166124T PL 3236081 T3 PL3236081 T3 PL 3236081T3
Authority
PL
Poland
Prior art keywords
seam
pressure
sheet metal
fan blade
suction side
Prior art date
Application number
PL16166124T
Other languages
Polish (pl)
Inventor
Matthias Wolf
Ralf Klinger
Original Assignee
Punker Gmbh
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 Punker Gmbh filed Critical Punker Gmbh
Publication of PL3236081T3 publication Critical patent/PL3236081T3/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/50—Building or constructing in particular ways
    • F05D2230/54—Building or constructing in particular ways by sheet metal manufacturing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
PL16166124T 2016-04-20 2016-04-20 Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side PL3236081T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16166124.4A EP3236081B1 (en) 2016-04-20 2016-04-20 Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side

Publications (1)

Publication Number Publication Date
PL3236081T3 true PL3236081T3 (en) 2021-08-02

Family

ID=55808410

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16166124T PL3236081T3 (en) 2016-04-20 2016-04-20 Centrifugal fan blade made of bent sheet metal with a seam on the pressure or suction side

Country Status (5)

Country Link
US (1) US20170306974A1 (en)
EP (1) EP3236081B1 (en)
CN (1) CN107401525B (en)
ES (1) ES2856054T3 (en)
PL (1) PL3236081T3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108534202A (en) * 2018-06-14 2018-09-14 杭州老板电器股份有限公司 Impeller, wind turbine and kitchen ventilator
CN109973430B (en) * 2019-05-08 2021-10-26 泛仕达机电股份有限公司 Combined hollow wing blade
US12473926B1 (en) 2024-08-14 2025-11-18 Morrison Products, Inc. Impellers and manufacturing methods thereof

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE326041C (en) * 1920-09-22 Aeg Shovel for centrifugal fan
BE457250A (en) *
DE7403245U (en) * 1974-04-18 Wilhelm Gebhardt Kg Blade consisting of a hollow profile for a fan impeller
GB317798A (en) * 1928-08-22 1930-01-23 Internat General Electric Y Improvements in and relating to impellers for compressors, blowers or the like
US1983201A (en) * 1931-03-07 1934-12-04 Bbc Brown Boveri & Cie Rotary blower blade
US2958460A (en) * 1957-12-16 1960-11-01 Ellis W Bullock Centrifugal fan
US3140042A (en) * 1961-08-15 1964-07-07 Fujii Noriyoshi Wheels for centrifugal fans of the forward curved multiblade type
US3144204A (en) * 1962-08-24 1964-08-11 Acme Engineering And Mfg Corp Centrifugal blower wheel
US3856434A (en) * 1973-10-18 1974-12-24 Westinghouse Electric Corp Centrifugal fan wheel
JPS5751996A (en) * 1980-09-10 1982-03-27 Mitsui Eng & Shipbuild Co Ltd Fan for centrifugal blower
JPS6018243A (en) * 1983-07-12 1985-01-30 Daikin Ind Ltd Production of hollow vane
JPS60198398A (en) * 1984-03-21 1985-10-07 Mitsubishi Electric Corp Impeller
CN203627302U (en) * 2013-11-20 2014-06-04 浙江双阳风机有限公司 Centrifugal fan impeller
DE102014207903A1 (en) * 2014-04-28 2015-11-12 Ebm-Papst Mulfingen Gmbh & Co. Kg blade edge

Also Published As

Publication number Publication date
CN107401525B (en) 2021-01-12
US20170306974A1 (en) 2017-10-26
EP3236081B1 (en) 2021-01-06
EP3236081A1 (en) 2017-10-25
CN107401525A (en) 2017-11-28
ES2856054T3 (en) 2021-09-27

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