RU2003124998A - AXIAL FAN BLADE - Google Patents

AXIAL FAN BLADE Download PDF

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Publication number
RU2003124998A
RU2003124998A RU2003124998/06A RU2003124998A RU2003124998A RU 2003124998 A RU2003124998 A RU 2003124998A RU 2003124998/06 A RU2003124998/06 A RU 2003124998/06A RU 2003124998 A RU2003124998 A RU 2003124998A RU 2003124998 A RU2003124998 A RU 2003124998A
Authority
RU
Russia
Prior art keywords
fan blade
axial fan
ratio
edge
upper edge
Prior art date
Application number
RU2003124998/06A
Other languages
Russian (ru)
Other versions
RU2274770C2 (en
Inventor
Сафа Алисафа оглы Гюльмамедов (RU)
Сафа Алисафа оглы Гюльмамедов
Original Assignee
Сафа Алисафа оглы Гюльмамедов (RU)
Сафа Алисафа оглы Гюльмамедов
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 Сафа Алисафа оглы Гюльмамедов (RU), Сафа Алисафа оглы Гюльмамедов filed Critical Сафа Алисафа оглы Гюльмамедов (RU)
Priority to RU2003124998/06A priority Critical patent/RU2274770C2/en
Publication of RU2003124998A publication Critical patent/RU2003124998A/en
Application granted granted Critical
Publication of RU2274770C2 publication Critical patent/RU2274770C2/en

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  • Structures Of Non-Positive Displacement Pumps (AREA)

Claims (1)

Лопасть осевого вентилятора, содержащая выпуклый набегающий край, вогнутый сбегающий край, корневую часть и верхнюю кромку, отличающаяся тем, что радиусы внутренней кривизны корневой части, средней части и верхней кромки выбраны в соотношении 1:1,67:1,08, а максимальные толщины сечений лопасти в указанных частях выбраны в соотношении 1,45:1,17:1.An axial fan blade containing a convex running edge, a concave running edge, a root part and an upper edge, characterized in that the radii of the internal curvature of the root part, the middle part and the upper edge are selected in a ratio of 1: 1.67: 1.08, and the maximum thickness the cross sections of the blades in these parts are selected in a ratio of 1.45: 1.17: 1.
RU2003124998/06A 2003-08-11 2003-08-11 Blade of axial-flow fan RU2274770C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2003124998/06A RU2274770C2 (en) 2003-08-11 2003-08-11 Blade of axial-flow fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2003124998/06A RU2274770C2 (en) 2003-08-11 2003-08-11 Blade of axial-flow fan

Publications (2)

Publication Number Publication Date
RU2003124998A true RU2003124998A (en) 2005-02-20
RU2274770C2 RU2274770C2 (en) 2006-04-20

Family

ID=35218329

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003124998/06A RU2274770C2 (en) 2003-08-11 2003-08-11 Blade of axial-flow fan

Country Status (1)

Country Link
RU (1) RU2274770C2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA015966B1 (en) * 2009-07-20 2012-01-30 Феликс Мубаракович Давлетшин Fan baffle of tower cooler
EA015947B1 (en) * 2009-07-20 2011-12-30 Феликс Мубаракович Давлетшин Fan blade of tower cooler
EA015948B1 (en) * 2009-07-20 2011-12-30 Феликс Мубаракович Давлетшин Fan baffle of tower cooler
EA015884B1 (en) * 2009-07-20 2011-12-30 Феликс Мубаракович Давлетшин Fan blade of tower cooler (embodiments)
EA015968B1 (en) * 2009-10-12 2012-01-30 Феликс Мубаракович Давлетшин Fan baffle of tower cooler
RU2516739C1 (en) * 2012-11-12 2014-05-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Алтайский государственный технический университет им. И.И. Ползунова" (АлтГТУ) Blade of axial flow fan

Also Published As

Publication number Publication date
RU2274770C2 (en) 2006-04-20

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Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20050812