Title:
建設機械
Document Type and Number:
Japanese Patent JP7219155
Kind Code:
B2
Abstract:
To provide a construction machine provided with a mount structure of a power unit capable of improving mountability on a limited space of a vehicle body.SOLUTION: A power unit 36 arranged on a pile driver configured to comprise an engine 38 mounted on a floor frame 25 and a hydraulic pump device 39 attached on a rear side of the engine in a cantilever state is provided with an exhaust gas purification device 37 purifying exhaust gas by injecting liquid reductant to an exhaust pipe 38g of the engine as associated equipment. The exhaust pipe and the exhaust gas purification device are attached on a tower-like frame base 40 placed on the floor frame to cross over the hydraulic pump device, and a house 35 accommodating the engine has a top plate 35a and forms a box type having on a bottom part an opening through which the engine, the hydraulic pump device, the exhaust pipe, and the exhaust gas purification device can be taken in/out integrally through a hanging motion, being formed detachably with the floor frame.SELECTED DRAWING: Figure 5
Inventors:
Keishi Muto
Application Number:
JP2019094389A
Publication Date:
February 07, 2023
Filing Date:
May 20, 2019
Export Citation:
Assignee:
Nippon Vehicle Manufacturing Co., Ltd.
International Classes:
E02F9/00; B60K13/04; F01N3/28
Domestic Patent References:
| JP2015161259A | ||||
| JP10008499A | ||||
| JP2000143155A | ||||
| JP2019049112A | ||||
| JP2011140801A |
Attorney, Agent or Firm:
Yoshihiko Kido
Kido Kazuhiko
Kido Kazuhiko