JPS5975599U - axial blower - Google Patents

axial blower

Info

Publication number
JPS5975599U
JPS5975599U JP1982170914U JP17091482U JPS5975599U JP S5975599 U JPS5975599 U JP S5975599U JP 1982170914 U JP1982170914 U JP 1982170914U JP 17091482 U JP17091482 U JP 17091482U JP S5975599 U JPS5975599 U JP S5975599U
Authority
JP
Japan
Prior art keywords
cylindrical casing
jacket
axial flow
flow blower
sound
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.)
Pending
Application number
JP1982170914U
Other languages
Japanese (ja)
Inventor
太田　正道
中村　四雄
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP1982170914U priority Critical patent/JPS5975599U/en
Publication of JPS5975599U publication Critical patent/JPS5975599U/en
Pending legal-status Critical Current

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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • F04D29/664—Sound attenuation by means of sound absorbing material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の軸流送風機の下半分を省略した垂直断面
図、第２図はこの考案の一実施例による軸流送風機の下
半分を省略した垂直断面図である。 各図中、同一符号は同一または相当部分を示し、１は本
体ダクトファン、１ａは筒形ケーシング、ｌｂ、ｌｌａ
は吸音孔、２は動翼、３はモーター、４は静翼、５．ｊ
は接続ダクト、９はジャケット、１０は吸音材、１１は
砲弾状ケーシングである。FIG. 1 is a vertical cross-sectional view of a conventional axial blower with the lower half omitted, and FIG. 2 is a vertical cross-sectional view of an axial blower according to an embodiment of the invention with the lower half omitted. In each figure, the same reference numerals indicate the same or equivalent parts, 1 is the main body duct fan, 1a is the cylindrical casing, lb, lla
2 is a sound absorption hole, 2 is a rotor blade, 3 is a motor, 4 is a stationary blade, 5. j
9 is a connection duct, 9 is a jacket, 10 is a sound absorbing material, and 11 is a bullet-shaped casing.

Claims (1)

【実用新案登録請求の範囲】 （１）筒形ケーシングと、この筒形ケーシングの内側に
回転可能に収納された動翼と、この動翼の一吐出側に固
定された静翼と、前記動翼より吐出側の前記筒形ケーシ
ングの周壁に設けられた多数の吸音孔と、この吸音孔を
覆うように前記筒形ケーシングの外側に設けられたジャ
ケットと、前記静翼のスピンナーから後方に延び、かつ
その周壁に多数の吸音孔を有する砲弾状ケーシングと、
この砲弾状ケーシング内ならびに前記ジャケット、筒形
ケーシング間に充填された吸音材とを備えたことを特徴
とする軸流送風機。 ′（２）　　吸音孔が静翼の周辺部の筒形ケーシングに
設けられたことを特徴とする実用新案登録請求の範囲第
１項記載の軸流送風機。 （３）ジャケットが筒形ケーシング全体を二重壁状に覆
うように設けられたことを特徴とする実用新案登録請求
の範囲第１項または第２項記載の軸流送風機。 （４）吸音材がグラスウールであることを特徴とする実
用新案登録請求の範囲第１項ないし第３項のいずれかに
記載の軸流送風機。[Claims for Utility Model Registration] (1) A cylindrical casing, a rotor blade rotatably housed inside the cylindrical casing, a stator blade fixed to one discharge side of the rotor blade, and a stator blade fixed to one discharge side of the rotor blade; A large number of sound absorption holes provided in the peripheral wall of the cylindrical casing on the discharge side from the blades, a jacket provided on the outside of the cylindrical casing to cover the sound absorption holes, and a jacket extending rearward from the spinner of the stator blade. , and a bullet-shaped casing having a large number of sound-absorbing holes on its peripheral wall;
An axial flow blower comprising a sound absorbing material filled inside the bullet-shaped casing, the jacket, and between the cylindrical casing. (2) The axial flow blower according to claim 1, wherein the sound absorption holes are provided in the cylindrical casing around the stationary blades. (3) The axial flow blower according to claim 1 or 2, wherein the jacket is provided so as to cover the entire cylindrical casing in a double-walled manner. (4) The axial flow blower according to any one of claims 1 to 3, wherein the sound absorbing material is glass wool.
JP1982170914U 1982-11-11 1982-11-11 axial blower Pending JPS5975599U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982170914U JPS5975599U (en) 1982-11-11 1982-11-11 axial blower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982170914U JPS5975599U (en) 1982-11-11 1982-11-11 axial blower

Publications (1)

Publication Number Publication Date
JPS5975599U true JPS5975599U (en) 1984-05-22

Family

ID=30372975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982170914U Pending JPS5975599U (en) 1982-11-11 1982-11-11 axial blower

Country Status (1)

Country Link
JP (1) JPS5975599U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5371309A (en) * 1976-12-07 1978-06-24 Taiyo Electric Mfg Silencer for axiallflow ventilator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5371309A (en) * 1976-12-07 1978-06-24 Taiyo Electric Mfg Silencer for axiallflow ventilator

Similar Documents

Publication Publication Date Title
KR840003050A (en) Spindle head unit
JPS5975599U (en) axial blower
JPS5975600U (en) axial blower
JPS58194434U (en) ventilation fan
JPS6021653U (en) air conditioner
JPS5822494U (en) Cooling system
JPS594932U (en) ventilation fan
JPS6219088Y2 (en)
JPS5820395U (en) impeller in blower
JPS5979738U (en) ventilation fan
JPS59158928U (en) ventilation fan
JPS5820394U (en) impeller in blower
JPS6038059U (en) Internal ventilation rotating electric machine
JPS59105091U (en) Ceiling hanging fan
JPS5981262U (en) Totally enclosed rotating electric machine
JPS62109531A (en) Electric cleaner
JPH03102091U (en)
JPS60188893U (en) Fan
JPS5825819U (en) bearing device
JPS60157999U (en) Motor type blower
JPS5848999U (en) diet fan
JPS58138607U (en) Katsuto Juan
JPS5825554U (en) Rotating electric machine exhaust fan
JPS59117893U (en) Rotary vane pump device
JPS5958800U (en) Axial fan with muffler