WO1999058828A1 - Structure d'unite de refroidissement pour moteur - Google Patents

Structure d'unite de refroidissement pour moteur Download PDF

Info

Publication number
WO1999058828A1
WO1999058828A1 PCT/JP1999/002265 JP9902265W WO9958828A1 WO 1999058828 A1 WO1999058828 A1 WO 1999058828A1 JP 9902265 W JP9902265 W JP 9902265W WO 9958828 A1 WO9958828 A1 WO 9958828A1
Authority
WO
WIPO (PCT)
Prior art keywords
cooling
engine
partition plate
oil cooler
fixed
Prior art date
Application number
PCT/JP1999/002265
Other languages
English (en)
Japanese (ja)
Inventor
Yoshiyuki Moritaka
Ryuzou Maeda
Original Assignee
Shin Caterpillar Mitsubishi Ltd.
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 Shin Caterpillar Mitsubishi Ltd. filed Critical Shin Caterpillar Mitsubishi Ltd.
Publication of WO1999058828A1 publication Critical patent/WO1999058828A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
    • F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
    • F28D1/0435—Combination of units extending one behind the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/10—Guiding or ducting cooling-air, to, or from, liquid-to-air heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
    • F01P2003/187—Arrangements or mounting of liquid-to-air heat-exchangers arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/04—Lubricant cooler
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2070/00—Details
    • F01P2070/52—Details mounting heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0089—Oil coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0091—Radiators
    • F28D2021/0094—Radiators for recooling the engine coolant

Definitions

  • the present invention relates to a cooling unit structure of an engine that cools a series of Rajje and an oil cooler in a cooling fan. Background technology
  • FIGS. 5 and 6 in an engine 1 mounted on a work machine such as a power shovel, a cooling air passage through which a cooling fan 1b driven by the engine 1 is sucked is provided.
  • a partition plate 6 is arranged on the upstream side of the partition, and the Rajeshka 3 is fixed on the upstream side of the partition plate 6.
  • An oil cooler 4 that cools oil for hydraulic equipment is fixed to a bracket 11 fixed to the machine stand 2 on the upstream side of the rage 1 and fixed in the engine room 2. Is divided.
  • the engine cooling unit structure is configured by using the partition plate 6 for fixing the Rage 1 overnight and partitioning the inside of the engine room and the bracket 11 for fixing the oil cooler 4.
  • An installation space for the oil cooler 4 must be provided on the machine base 2 on the upstream side of the Laje night 3.
  • the bracket 11, which is a structural member of the mounting portion, is required separately from the partition plate 6, it is difficult to reduce the size of the fuselage, and the structure of the cooling portion becomes complicated. Disadvantages such as increased cost.
  • a work machine having the above-mentioned engine cooling section structure when using one machine 2 and mounting an engine 1 with a different size and specification, also uses one cooling structure.
  • the mounting structure must be changed for each oil cooler 4 having different specifications, and there is a problem that the mounting work becomes complicated. Disclosure of the invention
  • the engine cooling section structure of the present invention aims to solve the above-mentioned drawbacks of the prior art, and a partition plate 6 is set up on the upstream side of the cooling air passage sucked by the cooling fan 1b. And fix it.
  • One of the partition plates 6 is fixed on one side (rear side) with a rage 1 and an oil cooler 4 is fixed on the other side (front side).
  • an engine 1 having a cooling fan 1b and an engine cooler for cooling the engine 1 and an oil cooler for cooling oil of a hydraulic device are installed on the machine base 2.
  • a partition plate 6 having a cooling air vent 6a opened in front of the cooling fan 1b is fixed, and an installation portion 7 of the Rage 1 is mounted on the back side of the partition plate 6.
  • An oil cooler 4 is attached to the front side of the plate 6 to enable ventilation cooling.
  • an air-conditioning capacitor 5 is mounted on a front surface of the oil cooler 4 by a mounting piece 8 fixed to a partition plate 6.
  • FIG. 1 is a side view of an engine cooling section structure according to the present invention.
  • FIG. 2 is a plan view of FIG.
  • FIG. 3 is a front view showing a part of FIG.
  • FIG. 4 is a perspective view in which parts of an engine cooling structure are disassembled and arranged.
  • FIG. 5 is a side view of a conventional engine cooling unit structure.
  • FIG. 6 is a front view of the cooling unit structure of the engine shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
  • Reference numeral 1 denotes an engine mounted on a machine base 2 of a work machine such as a power shovel. It is installed in a closed engine room (not shown) at the rear of the vehicle, and is a fully hydraulically driven traveling device (crawler). ⁇ ⁇ The bucket working section is driven by a hydraulic device, and in the driver's seat cabin room. The air conditioners and other equipment installed in the area are driven.
  • the engine 1 drives the cooling fan 1b by applying a belt transmission mechanism 1a between the pulley provided on the air intake side and the pulley provided on the cooling fan 1b side. It is configured so as to cool the Lager 1 installed in a cooling structure described later, an oil cooler 4 for cooling the oil for the hydraulic device, a capacitor 5 for cooling the refrigerant for the air conditioner, and the like. .
  • a wide flat plate-shaped partition plate 6 fixed to the machine base 2 is provided in front of the cooling fan 1b on the upstream side of the air suction side. And the post-cooling room B. Then, as shown in FIG. 4, a ventilation port 6a for allowing the ventilation of the two chambers A and B is opened at a central portion of the partition plate 6 in a size large enough to cool the rage 1 as shown in FIG. To form a window frame.
  • the cooling structure in the example shown in the figure is configured such that the mounting holes N are used to fix the ventilation holes 6a on the lower side (back side, right side in FIG. 4) of the partition plate 6 so that the ventilation holes 6a are closed. , So that you can wrap this Laje
  • the shroud 7 consisting of the installation part 7a configured as shown in the figure and the cylindrical air guide part 7b that guides the cooling air by approaching the outer periphery of the cooling fan 1b can be attached and detached with the mounting screw N. It is fixed to.
  • An oil cooler 4 smaller than the size of the ventilation opening 6a is detachably mounted on the upper side surface (surface) of the partition plate 6 by the mounting screw N via a mounting bracket. Further, an interval 4a (FIG. 2) for dropping dust and the like is provided in front of the oil cooler 4 and the oil cooler 4 is positioned on both sides of the oil cooler 4 and fixed to the partition plate 6 with mounting screws N.
  • the capacitor 5 is detachably fixed via the piece 8. Therefore, the front of the oil cooler 4 can be easily opened by removing the capacitor 5.
  • the mounting screws N for fastening the mounting pieces 8 to be mounted on the front and back surfaces of the partition plate 6 are tightened together with the same mounting screws N, thereby simplifying the configuration and assembling efficiently. And to be able to.
  • the partition plate 6 is formed in a window frame shape in which a large ventilation port 6a is provided at an upper part and a horizontally long ventilation port 6c is provided at a lower part in two steps.
  • the partition plate 6 has a bracket 6 d formed by bending the lower end thereof and is joined to the machine base 2. It is fixed with the mounting screw N. Then, as shown in Fig. 4, an arc-shaped notch 7c is provided at a part of the lower end of the shroud 7, and the radiator 3 is inserted into the notch 7c.
  • the water pipe 3a extending from the lower part of the shroud 7 is located so that it can be connected to the pipe, so that even if a small lager pipe 3 is installed, the water pipe 3a is in contact with the lower end of the shroud 7. Prevention and free piping are possible.
  • FIG. 1 9 shown in FIG. 1 is an air-conditioning receiver detachably mounted on a mounting plate 9a fixed to the machine base 2 in front of the capacitor 5 via a holder 9b.
  • Reference numeral 9 indicates that the holder 9b is fixed through a plurality of mounting holes so as to adjust the position.
  • one partition plate 6 like a wall surface is fixed upright on the machine base 2 on the air intake side of the engine 1, and one side of this partition plate 6 And the shroud 7 and the oil cooler 4 and the capacitor 5 on the other surface, respectively, so that the structure for mounting the plurality of members can be made extremely simple and inexpensive.
  • the same frame 2 is used by the above-described configuration.
  • the engine 1 of different specification and size is mounted, and with the design of the common parts, the Rage 1 of different specification and size 3 is set accordingly. It is compatible with the oil cooler 4 and the capacitor 5 and can be easily and efficiently installed using one partition plate 6.
  • the capacitor 5 is attached to the partition plate 6 via the attachment pieces 8 provided on both sides of the oil cooler 4, it is possible to easily attach the capacitor 5 while appropriately positioning the relationship between the two. There are advantages.
  • the engine cooling unit structure according to the present invention is composed of one partition plate 6 erected on the machine base 2 on the suction side of the cooling fan 1b of the engine 1. Since the oil cooler 4 is directly attached to the front surface and the radiator 3 and the shroud 7 are attached to the rear surface, the installation structure can be simplified and an inexpensive engine cooling structure can be provided. . In addition, by mounting the capacitor 5 to the one partition plate 6 laid on the machine base 2 via the mounting piece 8, the positioning with the coil cooler 4 can be maintained properly.
  • radiator 3 and the shroud 7 are placed on one surface of the partition plate 6 and the oil cooler 4 and the capacitor 5 on the other surface, a weight balance is achieved and the vibration plate is firmly resistant to vibration.
  • these members can be supported on the machine base 2.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

L'invention concerne une structure d'unité de refroidissement pouvant être assemblée avec une structure simple, comprenant une plaque de séparation (6) pourvue d'une ouverture (6a) laissant passer l'air froid, en position dressée, et fixée face au ventilateur de refroidissement (2); un carénage (7) monté sur la partie arrière de la plaque de séparation (6), constitué d'un radiateur (3) et d'une unité de guidage (7b) d'air renfermant le ventilateur de refroidissement (1b); et un refroidisseur d'huile (4) monté sur la partie avant de la plaque de séparation, de sorte que l'air de refroidissement traverse les éléments précités.
PCT/JP1999/002265 1998-05-12 1999-04-28 Structure d'unite de refroidissement pour moteur WO1999058828A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12907198A JP3223164B2 (ja) 1998-05-12 1998-05-12 エンジンの冷却部構造
JP10/129071 1998-05-12

Publications (1)

Publication Number Publication Date
WO1999058828A1 true WO1999058828A1 (fr) 1999-11-18

Family

ID=15000373

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1999/002265 WO1999058828A1 (fr) 1998-05-12 1999-04-28 Structure d'unite de refroidissement pour moteur

Country Status (2)

Country Link
JP (1) JP3223164B2 (fr)
WO (1) WO1999058828A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111749778A (zh) * 2019-03-29 2020-10-09 康明斯公司 整体式空气动力分隔板
US20220348071A1 (en) * 2021-04-30 2022-11-03 Nissan North America, Inc. Vehicle front end module
FR3136438A1 (fr) * 2022-06-08 2023-12-15 Renault S.A.S. Dispositif de filtrage de vibrations d’un véhicule automobile.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4062033B2 (ja) 2002-09-27 2008-03-19 株式会社デンソー 熱交換器モジュール
KR101305169B1 (ko) * 2011-11-25 2013-09-12 현대자동차주식회사 차량용 에어 가이드 유닛
JP2015229381A (ja) * 2014-06-03 2015-12-21 カルソニックカンセイ株式会社 車両用熱交換器の連結構造
JP6540136B2 (ja) * 2015-03-23 2019-07-10 井関農機株式会社 作業車両
JP6605423B2 (ja) * 2016-09-26 2019-11-13 日立建機株式会社 蝶ねじを用いた弛み止め構造

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0252926U (fr) * 1988-10-07 1990-04-17
JPH0377026U (fr) * 1989-11-27 1991-08-01

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0252926U (fr) * 1988-10-07 1990-04-17
JPH0377026U (fr) * 1989-11-27 1991-08-01

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111749778A (zh) * 2019-03-29 2020-10-09 康明斯公司 整体式空气动力分隔板
US20220348071A1 (en) * 2021-04-30 2022-11-03 Nissan North America, Inc. Vehicle front end module
US11760191B2 (en) * 2021-04-30 2023-09-19 Nissan North America, Inc. Vehicle front end module
FR3136438A1 (fr) * 2022-06-08 2023-12-15 Renault S.A.S. Dispositif de filtrage de vibrations d’un véhicule automobile.

Also Published As

Publication number Publication date
JPH11324693A (ja) 1999-11-26
JP3223164B2 (ja) 2001-10-29

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