JPS6442924U - - Google Patents
Info
- Publication number
- JPS6442924U JPS6442924U JP13872987U JP13872987U JPS6442924U JP S6442924 U JPS6442924 U JP S6442924U JP 13872987 U JP13872987 U JP 13872987U JP 13872987 U JP13872987 U JP 13872987U JP S6442924 U JPS6442924 U JP S6442924U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical pipe
- closed
- pipe
- noise reduction
- reduction device
- 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
Links
- 238000010276 construction Methods 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Superstructure Of Vehicle (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Description
第１図はこの考案にかかる騒音低減装置を示す
要部側面図、第２図はエアインテーク部の近接騒
音を示す線図、第３図は従来技術吸気装置を示す
側面図である。
３，１４……エンジンルーム、４，２０……エ
ンジン、５，１６…吸気装置、６，１７…エアク
リーナ、８，１８…吸気管、１１，１５…上部ガ
ードカバー、２２……筒形管、２３……ポート穴
部、２４……閉塞部材、２６……クイツク式接手
。
FIG. 1 is a side view of a main part of a noise reduction device according to this invention, FIG. 2 is a diagram showing proximity noise of an air intake section, and FIG. 3 is a side view of a conventional air intake device. 3, 14... Engine room, 4, 20... Engine, 5, 16... Intake device, 6, 17... Air cleaner, 8, 18... Intake pipe, 11, 15... Upper guard cover, 22... Cylindrical pipe, 23 ... Port hole portion, 24 ... Closing member, 26 ... Quick joint.
Claims (1)
および吸気管を介してエアを吸入するようにした
吸気装置において、エンジンルーム天井部に開閉
可能に取付けられた上部ガードカバー内面部に共
振防止用筒形管を固定して設け、その筒形管の片
端側にポート穴部を設置し、一方、上記筒形管の
端末部を閉塞部材にて閉塞するとともに、上記筒
形管のポート穴部と吸気管側とを接続分離可能な
クイツク式接手にて連結して構成したことを特徴
とする建設機械の騒音低減装置。 In an intake system that sucks air into an engine mounted on a construction machine through an air cleaner and an intake pipe, a cylindrical pipe for resonance prevention is fixed to the inner surface of the upper guard cover that is attached to the ceiling of the engine room so that it can be opened and closed. A port hole is installed at one end of the cylindrical pipe, and the end of the cylindrical pipe is closed with a closing member, and the port hole of the cylindrical pipe and the intake pipe side are closed. A noise reduction device for construction machinery, characterized in that the noise reduction device is configured by connecting and separating the two using a quick-type joint that can be connected and separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13872987U JPS6442924U (en) | 1987-09-09 | 1987-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13872987U JPS6442924U (en) | 1987-09-09 | 1987-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442924U true JPS6442924U (en) | 1989-03-15 |
Family
ID=31401338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13872987U Pending JPS6442924U (en) | 1987-09-09 | 1987-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442924U (en) |
-
1987
- 1987-09-09 JP JP13872987U patent/JPS6442924U/ja active Pending