KR200309224Y1 - Airmotor noise lessen device of air blower - Google Patents

Airmotor noise lessen device of air blower Download PDF

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Publication number
KR200309224Y1
KR200309224Y1 KR20-2002-0039183U KR20020039183U KR200309224Y1 KR 200309224 Y1 KR200309224 Y1 KR 200309224Y1 KR 20020039183 U KR20020039183 U KR 20020039183U KR 200309224 Y1 KR200309224 Y1 KR 200309224Y1
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KR
South Korea
Prior art keywords
air
motor
inlet
outlet
support plate
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KR20-2002-0039183U
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Korean (ko)
Inventor
변성근
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삼공세이프주식회사
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Priority to KR20-2002-0039183U priority Critical patent/KR200309224Y1/en
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Publication of KR200309224Y1 publication Critical patent/KR200309224Y1/en

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    • 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps

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

Abstract

본 고안은 송풍기의 임펠러를 에어모터에 의하여 회전시 에어모터에서 발생되는 심한 소음을 감소시킬 수 있도록한 송풍기의 에어모터 소음감소장치에 관한 것이다.The present invention relates to an air motor noise reduction device of a blower to reduce the severe noise generated in the air motor when the impeller of the blower is rotated by the air motor.

종래에도 팬케이싱의 내에 수개의 지지간으로 설치한 모터지지판에다 에어모터를 고정하여 축에는 임펠러를 고정하여서된 여러종류의 송풍기가 공지되어 있으나 이는 도3에 도시된 바와같이 에어모터(5)의 입구(501)로 콤프레셔(11)에 의하여 고압의 공기를 주입하여 주입한 고압의 공기는 소형의 소음기(12)가 고정된 출구(502)로 배출시키게된 구조로 구성된 것이므로 고압의 공기가 출구(502)로 배출될때 심한 소음이 발생되는 문제가 따르게 되었다.Conventionally, various types of blowers are known by fixing an impeller to a shaft by fixing an air motor to a motor support plate installed with several supporting members in a fan casing. However, as shown in FIG. The high pressure air injected by the high pressure air injected by the compressor 11 into the inlet 501 is configured to discharge the small silencer 12 to the fixed outlet 502, so that the high pressure air is discharged ( 502) caused a lot of noise when discharged.

본 고안은 상기와 같은 문제점을 해결하기위하여The present invention to solve the above problems

기대(1)에 팬케이싱(2)을 설치하여 팬케이싱(2)의 내에는 수개의 지지간(3)으로 모터지지판(4)을 고정하고 상기의 모터지지판(4)에다 에어모터(5)를 볼터(6)로 고정하여 축(5A)에는 임펠러(7)를 고정하고 에어모터(5)의 입구(501)로 콤프레셔에 의하여 고압공기를 주입하여 출구(502)로 배출시킬 수 있도록한 것에 있어서 모터지지판(4)에는 요입실(4A)을 형성하여 톱니형으로 절곡한 소음감소다공판(8)을 삽입하여 커버(9)로 밀폐시키고 요입실(4A)에는 에어입구(401)와 에어출구(402)를 형성하여 에어모터(5)의 출구(502)를 에어입구(401)와 호스(10)로 연결하여 에어모터(5)에서 배출되는 고압공기를 요입실(4A)로 유입시켜 소음감소다공판(8)에 의하여 소음을 감소시킨다음 최종 에어출구(402)로 배출시킬 수 있도록한 송풍기의 에어모터 소음감소장치를 제공함에 그 목적이 있다.The fan casing 2 is provided on the base 1 to fix the motor support plate 4 to the support casing 3 in the fan casing 2, and the air motor 5 to the motor support plate 4 above. To the shaft 5A to fix the impeller 7 to the inlet 501 of the air motor 5 by injecting high pressure air by a compressor to the outlet 502. In the motor support plate 4, the inlet chamber 4A is formed in the motor support plate 4, and the noise reduction porous plate 8 bent into a tooth shape is inserted into the cover 9, and the inlet chamber 4A is provided with an air inlet 401 and air. The outlet 402 is formed to connect the outlet 502 of the air motor 5 to the air inlet 401 and the hose 10 so that the high pressure air discharged from the air motor 5 flows into the inlet chamber 4A. The purpose of the present invention is to provide an air motor noise reduction device for a blower that reduces noise by the noise reduction porous plate 8 and then discharges it to the final air outlet 402. have.

Description

송풍기의 에어모터 소음감소장치{AIRMOTOR NOISE LESSEN DEVICE OF AIR BLOWER}Air motor noise reduction device of blower {AIRMOTOR NOISE LESSEN DEVICE OF AIR BLOWER}

본 고안은 송풍기의 임펠러를 에어모터에 의하여 회전시 에어모터에서 발생되는 심한 소음을 감소시킬 수 있도록한 송풍기의 에어모터 소음감소장치에 관한 것이다.The present invention relates to an air motor noise reduction device of a blower to reduce the severe noise generated in the air motor when the impeller of the blower is rotated by the air motor.

종래에도 팬케이싱의 내에 수개의 지지간으로 설치한 모터지지판에다 에어모터를 고정하여 축에는 임펠러를 고정하여서된 여러종류의 송풍기가 공지되어 있으나 이는 도3에 도시된 바와같이 에어모터(5)의 입구(501)로 콤프레셔(11)에 의하여 고압의 공기를 주입하여 주입한 고압의 공기는 소형의 소음기(12)가 고정된 출구(502)로 배출시키게된 구조로 구성된 것이므로 고압의 공기가 출구(502)로 배출될때 심한 소음이 발생되는 문제가 따르게 되었다.Conventionally, various types of blowers are known by fixing an impeller to a shaft by fixing an air motor to a motor support plate installed with several supporting members in a fan casing. However, as shown in FIG. The high pressure air injected by injecting high pressure air by the compressor 11 into the inlet 501 is configured to discharge the small silencer 12 to the fixed outlet 502, so that the high pressure air is discharged ( 502) caused a lot of noise when discharged.

본 고안은 상기와 같은 문제점을 해결하기위하여The present invention to solve the above problems

기대(1)에 팬케이싱(2)을 설치하여 팬케이싱(2)의 내에는 수개의 지지간(3)으로 모터지지판(4)을 고정하고 상기의 모터지지판(4)에다 에어모터(5)를 볼터(6)로 고정하여 축(5A)에는 임펠러(7)를 고정하고 에어모터(5)의 입구(501)로 콤프레셔에 의하여 고압공기를 주입하여 출구(502)로 배출시킬 수 있도록한 것에 있어서 모터지지판(4)에는 요입실(4A)을 형성하여 톱니형으로 절곡한 소음감소다공판(8)을 삽입하여 커버(9)로 밀폐시키고 요입실(4A)에는 에어입구(401)와 에어출구(402)를 형성하여 에어모터(5)의 출구(502)를 에어입구(401)와 호스(10)로 연결하여 에어모터(5)에서 배출되는 고압공기를 요입실(4A)로 유입시켜 소음감소다공판(8)에 의하여 소음을 감소시킨다음 최종 에어출구(402)로 배출시킬 수 있도록한 송풍기의 에어모터 소음감소장치를 제공함에 그 목적이 있다.The fan casing 2 is provided on the base 1 to fix the motor support plate 4 to the support casing 3 in the fan casing 2, and the air motor 5 to the motor support plate 4 above. To the shaft 5A to fix the impeller 7 to the inlet 501 of the air motor 5 by injecting high pressure air by a compressor to the outlet 502. In the motor support plate 4, the inlet chamber 4A is formed in the motor support plate 4, and the noise reduction porous plate 8 bent into a tooth shape is inserted into the cover 9, and the inlet chamber 4A is provided with an air inlet 401 and air. The outlet 402 is formed to connect the outlet 502 of the air motor 5 to the air inlet 401 and the hose 10 so that the high pressure air discharged from the air motor 5 flows into the inlet chamber 4A. The purpose of the present invention is to provide an air motor noise reduction device for a blower that reduces noise by the noise reduction porous plate 8 and then discharges it to the final air outlet 402. have.

도1은 본 고안의 단면도1 is a cross-sectional view of the present invention

도2는 도1의 A-A선 단면도2 is a cross-sectional view taken along the line A-A of FIG.

도3은 종래제품단면도Figure 3 is a cross-sectional view of the conventional product

도면의 주요부분에 대한 부호의 설명Explanation of symbols for main parts of the drawings

1: 기대1: expect

2 : 팬케이싱(FAN CASING)2: FAN CASING

3 : 지지간3: support

4 : 모터지지판4: motor support plate

4A : 요입실4A: Needle room

401 : 에어입구401: air inlet

402 : 에어출구402: air outlet

5 : 에어모터(AIR MOTOR)5: Air Motor

5A : 축5A: Axis

501 : 입구501: entrance

502 : 출구502: exit

6 : 볼터6: bolter

7 : 임펠러(IMPELLER)7: impeller (IMPELLER)

8 : 소음감소다공판8: Noise reduction porous plate

9 : 커버9: cover

10 : 호스10: hose

11 : 콤프레셔11: compressor

이하 본 고안을 첨부도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도1은 본 고안의 단면도이고1 is a cross-sectional view of the present invention

도2는 도1의 A-A선 단면도로서FIG. 2 is a cross-sectional view taken along the line A-A of FIG.

도1내지 도2에 도시된 바와같이As shown in FIGS. 1 to 2

기대(1)에 팬케이싱(2)을 설치하여 팬케이싱(2)의 내에는 수개의 지지간(3)으로 모터지지판(4)을 고정하고 상기의 모터지지판(4)에다 에어모터(5)를 볼터(6)로 고정하여 축(5A)에는 임펠러(7)를 고정하고 에어모터(5)의 입구(501)로 콤프레셔에 의하여 고압공기를 주입하여 출구(502)로 배출시킬 수 있도록한 것에 있어서 모터지지판(4)에는 요입실(4A)을 형성하여 톱니형으로 절곡한 소음감소다공판(8)을 삽입하여 커버(9)로 밀폐시키고 요입실(4A)에는 에어입구(401)와 에어출구(402)를 형성하여 에어모터(5)의 출구(502)를 에어입구(401)와 호스(10)로 연결하여 에어모터(5)에서 배출되는 고압공기를 요입실(4A)로 유입시켜 소음감소다공판(8)에 의하여 소음을 감소시킬 수 있도록함을 특징으로 한 것이다.The fan casing 2 is provided on the base 1 to fix the motor support plate 4 to the support casing 3 in the fan casing 2, and the air motor 5 to the motor support plate 4 above. To the shaft 5A to fix the impeller 7 to the inlet 501 of the air motor 5 by injecting high pressure air by a compressor to the outlet 502. In the motor support plate 4, the inlet chamber 4A is formed in the motor support plate 4, and the noise reduction porous plate 8 bent into a tooth shape is inserted into the cover 9, and the inlet chamber 4A is provided with an air inlet 401 and air. The outlet 402 is formed to connect the outlet 502 of the air motor 5 to the air inlet 401 and the hose 10 so that the high pressure air discharged from the air motor 5 flows into the inlet chamber 4A. Noise reduction porous plate 8 is characterized in that to reduce the noise.

미설명부호 12는 소형의 소음기이고Reference numeral 12 is a small silencer

13은 안전망이다.13 is a safety net.

이와같이된 본 고안은 콤프레셔(11)를 작동하여 고안의 공기를 에어모터(5)의입구(501)로 주입하면 주입된 공기는 출구(502)로 배출되는 순환작용에 의하여 에어모터(5)는 작동됨과 동시에 임펠러(7)가 회전하게되는 것은 종래의 송풍기와 동일한 바,The present invention as described above is operated by the compressor (11) to inject the air of the device into the inlet 501 of the air motor 5, the injected air is discharged to the outlet 502 by the air motor 5 is The impeller 7 is rotated at the same time as it is operated, which is the same as a conventional blower.

상기의 작동에 있어서 본 고안은 에어모터(5)의 출구(502)를 소음감소다공판(8)을 삽입한 요입실(4A)의 에어입구(401)와 호스(10)로 연결하여 출구(502)로 배출되는 고압공기를 요입실(4A)로 유입하여 소음감소다공판(8)의 여러개의 구멍을 통과시켜 소음을 감소시킨다음 에어출구(402)로 배출시키게됨으로 소음은 종래 바로 출구(502)로 배출시키는 것에 비하여 대폭감소되는 것이다.In the above operation, the present invention connects the outlet 502 of the air motor 5 to the air inlet 401 of the inlet chamber 4A in which the noise reduction porous plate 8 is inserted, and the hose 10 to connect the outlet (502). The high pressure air discharged to the 502 is introduced into the inlet chamber 4A to reduce the noise by passing through the various holes of the noise reduction porous plate 8, and then discharge the air to the air outlet 402. 502) is significantly reduced compared to the discharge.

그리고 소음감소다공판(8)을 톱니형으로 절곡시킨것은 소음감소다공판(8)의 소음감소면적을 증가시키기위한 것으로서 물론 이와유사구조로 절곡할 수도 있다.The serrated bending of the noise reduction porous plate 8 is to increase the noise reduction area of the noise reduction porous plate 8 and of course, may be bent in a similar structure.

이와같은 본 고안은 에어모터(5)의 출구(502)로 배출되는 고압공기를 요입실(4A)에 유입시켜 소음감소다공판(8)을 통과되게하여 소음을 감소시킨다음 에어출구(402)로 배출시키게됨으로 종래의 에어모터(5)에 비하여 소음을 대폭감소시킬 수 있는 효과가 있다.The present invention as described above reduces the noise by passing the high-pressure air discharged to the outlet 502 of the air motor 5 into the inlet chamber 4A to pass through the noise reduction porous plate 8, and then air outlet 402 Since it is to be discharged to have an effect that can significantly reduce the noise compared to the conventional air motor (5).

Claims (1)

기대(1)에 팬케이싱(2)을 설치하여 팬케이싱(2)의 내에는 수개의 지지간(3)으로 모터지지판(4)을 고정하고 상기의 모터지지판(4)에다 에어모터(5)를 볼터(6)로 고정하여 축(5A)에는 임펠러(7)를 고정하고 에어모터(5)의 입구(501)로 콤프레셔에 의하여 고압공기를 주입하여 출구(502)로 배출시킬 수 있도록한 것에 있어서 모터지지판(4)에는 요입실(4A)을 형성하여 톱니형으로 절곡한 소음감소다공판(8)을 삽입하여 커버(9)로 밀폐시키고 요입실(4A)에는 에어입구(401)와 에어출구(402)를 형성하여 에어모터(5)의 출구(502)를 에어입구(401)와 호스(10)로 연결하여 에어모터(5)에서 배출되는 고압공기를 요입실(4A)로 유입시켜 소음감소다공판(8)에 의하여 소음을 감소시킬 수 있도록함을 특징으로 한 송풍기의 에어모터 소음감소장치.The fan casing 2 is provided on the base 1 to fix the motor support plate 4 to the support casing 3 in the fan casing 2, and the air motor 5 to the motor support plate 4 above. To the shaft 5A to fix the impeller 7 to the inlet 501 of the air motor 5 by injecting high pressure air by a compressor to the outlet 502. In the motor support plate 4, the inlet chamber 4A is formed in the motor support plate 4, and the noise reduction porous plate 8 bent into a tooth shape is inserted into the cover 9, and the inlet chamber 4A is provided with an air inlet 401 and air. The outlet 402 is formed to connect the outlet 502 of the air motor 5 to the air inlet 401 and the hose 10 so that the high pressure air discharged from the air motor 5 flows into the inlet chamber 4A. Air motor noise reduction device of the blower, characterized in that to reduce the noise by the noise reduction porous plate (8).
KR20-2002-0039183U 2002-12-31 2002-12-31 Airmotor noise lessen device of air blower KR200309224Y1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102259410B1 (en) 2020-03-30 2021-06-01 (주) 테크로스 Air motor and pump using thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102259410B1 (en) 2020-03-30 2021-06-01 (주) 테크로스 Air motor and pump using thereof

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