JPH0476930U - - Google Patents

Info

Publication number
JPH0476930U
JPH0476930U JP12218590U JP12218590U JPH0476930U JP H0476930 U JPH0476930 U JP H0476930U JP 12218590 U JP12218590 U JP 12218590U JP 12218590 U JP12218590 U JP 12218590U JP H0476930 U JPH0476930 U JP H0476930U
Authority
JP
Japan
Prior art keywords
counterweight
engine
duct
cooling device
device characterized
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.)
Granted
Application number
JP12218590U
Other languages
Japanese (ja)
Other versions
JP2548492Y2 (en
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 filed Critical
Priority to JP1990122185U priority Critical patent/JP2548492Y2/en
Publication of JPH0476930U publication Critical patent/JPH0476930U/ja
Application granted granted Critical
Publication of JP2548492Y2 publication Critical patent/JP2548492Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

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

第１図はこの考案にかかる請求項第１項の冷却
装置をそなえた油圧シヨベルの要部斜視図、第２
図及び第３図はこの考案の冷却装置をそなえた油
圧シヨベルのそれぞれ一部切欠き要部後面図及び
要部平面図、第４図は第３図のＡ−Ａより見た図
、第５図はこの考案にかかる請求項第２項の冷却
装置をそなえた油圧シヨベルの一部切欠き要部平
面図、第６図は従来技術の冷却装置をそなえた油
圧シヨベルの要部斜視図である。 １，１２，１２′……冷却装置、３，３′……
上部旋回体、４……エンジン、５……冷却フアン
、６……ラジエータ、７，１３……カウンタウエ
イト、１１，１１′……エンジン室、１４……消
音ダクト、１５……出口、１７……吸込口、１８
……ガイドフイン。 FIG. 1 is a perspective view of a main part of a hydraulic excavator equipped with a cooling device according to claim 1 of this invention, and FIG.
3 and 3 are a partially cutaway rear view and a plan view of the main part of a hydraulic excavator equipped with the cooling device of this invention, FIG. 4 is a view taken from A-A in FIG. 3, and FIG. The figure is a partially cutaway plan view of a main part of a hydraulic excavator equipped with a cooling device according to claim 2 of this invention, and FIG. 6 is a perspective view of a main part of a hydraulic excavator equipped with a cooling device according to the prior art. . 1, 12, 12'... Cooling device, 3, 3'...
Upper revolving structure, 4... Engine, 5... Cooling fan, 6... Radiator, 7, 13... Counterweight, 11, 11'... Engine room, 14... Sound deadening duct, 15... Outlet, 17... ...Suction port, 18
...Guide fin.

Claims (1)

【実用新案登録請求の範囲】 (1) 上部旋回体にエンジンを搭載したカウンタ
ウエイトを取付けた建設機械において、カウンタ
ウエイトの内部側にそのカウンタウエイトの前面
部から上面部に連通する消音ダクトを形成し、そ
の消音ダクトの吸入口をエンジン室に対向させ、
冷却フアンにより導入した外部エアをラジエータ
フイン間、エンジン室、消音ダクトを介して、カ
ウンタウエイト上面側の出口より外部上方へ導く
ように構成したことを特徴とするエンジンの冷却
装置。 (2) 実用新案登録請求の範囲第１項記載のエン
ジンの冷却装置において、外部より吸込んだラジ
エータ冷却エア気流をカウンタウエイト前面部の
消音ダクト吸込口に案内するために、エンジン室
内にガイドフインを設けたことを特徴とするエン
ジンの冷却装置。[Scope of Claim for Utility Model Registration] (1) In a construction machine equipped with a counterweight with an engine mounted on an upper revolving body, a sound-absorbing duct is formed inside the counterweight that communicates from the front part of the counterweight to the top part. Then, the intake port of the noise-muffling duct faces the engine compartment,
An engine cooling device characterized in that external air introduced by a cooling fan is guided externally and upwardly from an outlet on the upper surface side of a counterweight through between radiator fins, an engine room, and a sound deadening duct. (2) In the engine cooling system set forth in claim 1 of the utility model registration claim, a guide fin is provided in the engine compartment in order to guide the radiator cooling air flow sucked in from the outside to the silencing duct suction port in the front part of the counterweight. An engine cooling device characterized by being provided with.
JP1990122185U 1990-11-19 1990-11-19 Engine cooling system Expired - Fee Related JP2548492Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990122185U JP2548492Y2 (en) 1990-11-19 1990-11-19 Engine cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990122185U JP2548492Y2 (en) 1990-11-19 1990-11-19 Engine cooling system

Publications (2)

Publication Number Publication Date
JPH0476930U true JPH0476930U (en) 1992-07-06
JP2548492Y2 JP2548492Y2 (en) 1997-09-24

Family

ID=31869984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990122185U Expired - Fee Related JP2548492Y2 (en) 1990-11-19 1990-11-19 Engine cooling system

Country Status (1)

Country Link
JP (1) JP2548492Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103796860A (en) * 2011-08-19 2014-05-14 神钢建机株式会社 Construction machine
JP2016089616A (en) * 2014-10-29 2016-05-23 ジェイ． シー． バンフォード エクスカヴェイターズ リミテッドＪ．Ｃ． Ｂａｍｆｏｒｄ Ｅｘｃａｖａｔｏｒｓ Ｌｉｍｉｔｅｄ Counterweight assembly

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4450298B2 (en) * 2000-01-12 2010-04-14 株式会社小松製作所 Engine cooling air passage for construction machinery
JP5850024B2 (en) * 2013-10-31 2016-02-03 コベルコ建機株式会社 Work machine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190423A (en) * 1983-04-11 1984-10-29 Hitachi Constr Mach Co Ltd Cooling apparatus for construction machinery and industrial machinery

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190423A (en) * 1983-04-11 1984-10-29 Hitachi Constr Mach Co Ltd Cooling apparatus for construction machinery and industrial machinery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103796860A (en) * 2011-08-19 2014-05-14 神钢建机株式会社 Construction machine
EP2746087A4 (en) * 2011-08-19 2015-03-18 Kobelco Constr Mach Co Ltd Construction machine
US9376786B2 (en) 2011-08-19 2016-06-28 Kobelco Construction Machinery Co., Ltd. Construction machine
JP2016089616A (en) * 2014-10-29 2016-05-23 ジェイ． シー． バンフォード エクスカヴェイターズ リミテッドＪ．Ｃ． Ｂａｍｆｏｒｄ Ｅｘｃａｖａｔｏｒｓ Ｌｉｍｉｔｅｄ Counterweight assembly
US10443212B2 (en) 2014-10-29 2019-10-15 J. C. Bamford Excavators Limited Counterweight assembly
JP2020143576A (en) * 2014-10-29 2020-09-10 ジェイ． シー． バンフォード エクスカヴェイターズ リミテッドＪ．Ｃ． Ｂａｍｆｏｒｄ Ｅｘｃａｖａｔｏｒｓ Ｌｉｍｉｔｅｄ Work machine

Also Published As

Publication number Publication date
JP2548492Y2 (en) 1997-09-24

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees