WO2022034812A1 - Compresseur de type boîtier - Google Patents

Compresseur de type boîtier Download PDF

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Publication number
WO2022034812A1
WO2022034812A1 PCT/JP2021/028515 JP2021028515W WO2022034812A1 WO 2022034812 A1 WO2022034812 A1 WO 2022034812A1 JP 2021028515 W JP2021028515 W JP 2021028515W WO 2022034812 A1 WO2022034812 A1 WO 2022034812A1
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WO
WIPO (PCT)
Prior art keywords
fan
base
mount
legs
package
Prior art date
Application number
PCT/JP2021/028515
Other languages
English (en)
Japanese (ja)
Inventor
尚博 太田
健太郎 山本
知之 角
寿和 原島
Original Assignee
株式会社日立産機システム
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 株式会社日立産機システム filed Critical 株式会社日立産機システム
Priority to JP2022542799A priority Critical patent/JPWO2022034812A1/ja
Priority to CN202180040672.3A priority patent/CN115917148A/zh
Publication of WO2022034812A1 publication Critical patent/WO2022034812A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids

Definitions

  • the present invention relates to a packaged compressor.
  • vibrations are generated by driving the compressor body, motors, fans, etc., so there are many technologies aimed at reducing vibrations.
  • Patent Document 1 is a prior art document in this technical field.
  • the screw compressor main body and the electric motor are arranged vertically and fixed to the same pedestal, the pedestal is placed on the base, and the weight of the screw compressor main body and the electric motor is the fixing portion between the base of the pedestal.
  • the structure supported by the legs of the gantry reduces the vibration generated by the compressor body.
  • Patent Document 1 describes a structure in which a leg that supports the gantry is added to the back side of the base in order to suppress the vibration generated by the compressor body, but the vibration of the fan that cools the compressor body and the fan motor that drives the fan No consideration is given to suppression.
  • the present invention is, for example, a packaged compressor in which a compressor body, a fan, a fan motor for driving the fan, a fan mount on which the fan motor is mounted, and a base are housed in a package, and the fan mount.
  • the fan motor Is connected to the base via multiple legs, the fan motor has its axis of rotation installed horizontally with respect to the fan mount, and the outer circumference of the base is in contact with the ground, close to the ground side of the base. Configure the fan mount legs to be on the opposite side of the fan rotation direction.
  • vibration of the fan and the fan motor can be reduced.
  • FIG. 3 is a schematic configuration perspective view of the package type compressor according to the first embodiment. It is a perspective view which showed the positional relationship between a fan mount and a base in Example 1. FIG. It is a perspective view which showed the positional relationship between a fan mount and a base in Example 2. FIG. It is a perspective view which showed the positional relationship of a fan mount, a base, and a duct in Example 3. FIG. It is a perspective view which showed the positional relationship between a fan mount and a base in Example 4.
  • FIG. 3 is a schematic configuration perspective view of the package type compressor according to the first embodiment. It is a perspective view which showed the positional relationship between a fan mount and a base in Example 1. FIG. It is a perspective view which showed the positional relationship between a fan mount and a base in Example 2. FIG. It is a perspective view which showed the positional relationship of a fan mount, a base, and a duct in Example 3. FIG. It is a perspective view which showed the positional relationship between a fan mount and
  • FIG. 1 is a schematic configuration perspective view of the air-cooled package type compressor in this embodiment.
  • package 1 contains each component.
  • the components include a compressor body 2, a motor 3, a suction filter 4, a fan 5, a fan motor 6, a fan mount 7, a base 8, a heat exchanger 9, an intake duct 10, an oil case 11 for storing circulating oil, and the like.
  • the compressor body 2 housed in the package 1 is driven by the motor 3 and is taken in from the suction filter 4 to compress the air.
  • the piping between the suction filter 4 and the compressor main body 2 is omitted.
  • the heat generated in the compressor is cooled in the heat exchanger 9 by the air taken in from the intake duct 10 using the fan 5.
  • the compressor main body 2, the fan 5 for cooling the compressor, the fan motor 6 for driving the fan 5, and the fan mount 7 on which the fan motor 6 is mounted are arranged on the base 8, and they are housed in the package 1. Has been done.
  • FIG. 2 is a diagram in which the fan 5, the fan motor 6, the fan mount 7, and the base 8 are omitted in the package type compressor shown in FIG.
  • the fan mount 7 has two legs 15 and is connected and arranged to the base 8 via the two legs 15.
  • the base 8 is formed by bending a sheet metal, and the bent portions at the four corners and the outer peripheral ends of the base 8 come into contact with the ground.
  • the fan motor 6 for driving the fan 5 is installed sideways with respect to the fan mount 7 so that the rotation axis is in the horizontal direction, and the fan 5 rotates around the rotation axis in the horizontal direction.
  • one of the two legs 15 of the fan mount 7 is configured to be close to the grounding side 14 of the outer peripheral end of the rigid base 8. In other words, vibration can be expected to be reduced by moving the leg opposite to the rotation direction of the fan toward the base ground side.
  • connection portion of the leg 15 of the fan mount 7 with the base 8 is close to the outer peripheral side of the base 8.
  • the number of fan mount legs is not limited to two, and may be multiple.
  • the vibration of the fan and the fan motor can be reduced.
  • FIG. 3 is a diagram in which the fan 5, the fan motor 6, the fan mount 7, and the base 8 are omitted in the package type compressor in this embodiment.
  • the same components as those in FIG. 2 are designated by the same reference numerals, and the description thereof will be omitted.
  • the difference from FIG. 2 is that the two legs 15 of the fan mount 7 have a V shape. In other words, the area on the base 8 connected and surrounded by the two legs 15 is larger than the area of the mounting surface on which the fan motor 6 of the fan mount 7 is mounted.
  • FIG. 4 is a diagram in which the fan 5, the fan motor 6, the fan mount 7, and the base 8 are omitted in the package type compressor in this embodiment.
  • the same components as those in FIG. 3 are designated by the same reference numerals, and the description thereof will be omitted.
  • the difference from FIG. 3 is that a duct 16 is provided around the fan 5 for the purpose of rectifying the cooling air.
  • the pressure loss can be reduced and the air volume increases by rectifying the cooling air in the duct 16, so that the heat exchanger 9 shown in FIG. 1 can be effectively cooled.
  • FIG. 5 is a diagram in which the fan 5, the fan motor 6, the fan mount 7, and the base 8 are omitted in the package type compressor in this embodiment.
  • the same components as those in FIG. 3 are designated by the same reference numerals, and the description thereof will be omitted.
  • the reinforcing member 17 is provided on the base 8. That is, in FIG. 3, only the bent portions at the four corners and the outer peripheral end of the base 8 are in contact with the ground, and the other portions are not in contact with the ground. However, in FIG. 5, the reinforcing member 17 is provided. It is also installed in places.
  • one of the two legs 15 of the fan mount 7 is configured to be close to the place where the reinforcing member 17 is provided.
  • the fan motor is more effective. Vibration can be suppressed.
  • connection portion of the leg 15 of the fan mount 7 with the base 8 should be close to the portion where the reinforcing member 17 is provided.
  • the vibration of the fan and the fan motor can be reduced as in the first embodiment.
  • the present invention is not limited to the above-mentioned examples, and includes various modifications.
  • a vibration-proof material such as rubber may be provided between the legs 15 of the fan mount 7 and the base 8.
  • various configurations can be applied to the compressor main body, and the compressor body may be a screw type, a turbo type, a reciprocating type, a scroll type, or the like.
  • the fan configuration may be a turbo fan, an axial flow fan, or a sirocco fan.
  • the compressor body may be a refueling type or oil-free type compressor.
  • the fan has been described as for cooling the compressor body, but the present invention is not limited to this, and any compressor having a fan can be applied.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)

Abstract

L'invention concerne un compresseur de type boîtier permettant de supprimer les vibrations d'un ventilateur et d'un moteur de ventilateur.　Afin d'atteindre l'objectif susmentionné, ledit compresseur de type boîtier est conçu pour loger, dans un boîtier : un corps de compresseur ; un ventilateur ; un moteur de ventilateur destiné à entraîner le ventilateur ; un support de ventilateur sur lequel le moteur de ventilateur est placé ; et une base. Le support de ventilateur est relié à la base par l'intermédiaire d'une pluralité de pieds ; le moteur de ventilateur est installé de sorte qu'un arbre rotatif soit orienté dans une direction horizontale par rapport au support de ventilateur ; une partie périphérique externe de la base est placée au sol ; et le pied du support de ventilateur à proximité du côté placé au sol de la base est sur le côté opposé au sens de rotation du ventilateur.
PCT/JP2021/028515 2020-08-13 2021-07-30 Compresseur de type boîtier WO2022034812A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022542799A JPWO2022034812A1 (fr) 2020-08-13 2021-07-30
CN202180040672.3A CN115917148A (zh) 2020-08-13 2021-07-30 封装型压缩机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020-136848 2020-08-13
JP2020136848 2020-08-13

Publications (1)

Publication Number Publication Date
WO2022034812A1 true WO2022034812A1 (fr) 2022-02-17

Family

ID=80247150

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/028515 WO2022034812A1 (fr) 2020-08-13 2021-07-30 Compresseur de type boîtier

Country Status (3)

Country Link
JP (1) JPWO2022034812A1 (fr)
CN (1) CN115917148A (fr)
WO (1) WO2022034812A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4720895Y1 (fr) * 1969-08-08 1972-07-12
JPS5560491U (fr) * 1978-10-20 1980-04-24
JPH07208361A (ja) * 1994-01-04 1995-08-08 Hitachi Ltd パッケージ付スクリュー圧縮機
JP2019031922A (ja) * 2017-08-07 2019-02-28 パナソニックＩｐマネジメント株式会社 送風装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4720895Y1 (fr) * 1969-08-08 1972-07-12
JPS5560491U (fr) * 1978-10-20 1980-04-24
JPH07208361A (ja) * 1994-01-04 1995-08-08 Hitachi Ltd パッケージ付スクリュー圧縮機
JP2019031922A (ja) * 2017-08-07 2019-02-28 パナソニックＩｐマネジメント株式会社 送風装置

Also Published As

Publication number Publication date
CN115917148A (zh) 2023-04-04
JPWO2022034812A1 (fr) 2022-02-17

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