WO2015005516A1 - Structure pour protéger une soupape de commande principale pour engin de chantier - Google Patents

Structure pour protéger une soupape de commande principale pour engin de chantier Download PDF

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Publication number
WO2015005516A1
WO2015005516A1 PCT/KR2013/006255 KR2013006255W WO2015005516A1 WO 2015005516 A1 WO2015005516 A1 WO 2015005516A1 KR 2013006255 W KR2013006255 W KR 2013006255W WO 2015005516 A1 WO2015005516 A1 WO 2015005516A1
Authority
WO
WIPO (PCT)
Prior art keywords
main control
control valve
housing
construction machine
side wall
Prior art date
Application number
PCT/KR2013/006255
Other languages
English (en)
Korean (ko)
Inventor
김영동
Original Assignee
볼보 컨스트럭션 이큅먼트 에이비
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 볼보 컨스트럭션 이큅먼트 에이비 filed Critical 볼보 컨스트럭션 이큅먼트 에이비
Priority to PCT/KR2013/006255 priority Critical patent/WO2015005516A1/fr
Publication of WO2015005516A1 publication Critical patent/WO2015005516A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0875—Arrangement of valve arrangements on superstructures

Definitions

  • the present invention relates to a main control valve protection structure for construction machinery, and more particularly to the upper swing structure of a small swing excavator through a composite structure capable of mounting and protecting other optional components as well as the protection of the main control valve elements.
  • the main control valve protection structure for construction machinery with improved component protection and mounting performance while minimizing the increase in size.
  • small swing excavators are operated in a relatively narrow space, and have a small size and size of lower traveling body, and the engine room or main control valve and boom or arm and bucket forming the upper swing body. Including working devices are assembled.
  • the small swing construction equipment 10 is the upper frame 3 is rotatably mounted on the lower running body 2, the upper frame as a work device A boom 6 and a bucket 5 in which the proximal end is fixed to (3) are configured, and the cab 1 and the engine room 4 are manufactured in the upper frame 3 so that the turning radius is smaller than that of a general excavator. .
  • the construction machine proposed in Korean Patent Laid-Open Publication No. 2010-0048958 (published May 11, 2010) is to configure the hydraulic element and fuel supply elements more compactly while reducing the diameter of the suction hose winding part.
  • the main control valve forms an essential configuration for providing hydraulic pressure as a power source for driving equipment and work equipment, and is protected by a structure for protecting the main control valve and related hydraulic pipes from external impact.
  • the present invention was created to solve the above problems,
  • the purpose is to provide a valve protection structure.
  • Another object of the present invention is to provide a main control valve protection structure for a construction machine having a space that can be utilized as a maintenance tool and a component storage when an optional component is not required.
  • the housing is configured to protect the main control valve seated on the housing bottom, the housing is a side wall extending vertically upward from the bottom surface supported on the upper frame; A cover member extending in a horizontal direction from an upper end of the side wall to seal the housing, the cover member protecting the main control valve from external shock, and rotatably fixed to the side wall, the inlet of the housing being assembled and maintained. It is provided on the top of the main control valve attached to the opening and closing door and the bottom surface, provides a main control valve protection structure for construction machinery comprising a shelf for dividing and partitioning the internal space of the housing. .
  • the shelf is configured to include a partition plate on which one side is fixed to the side wall, it is useful for storing and installing urea tank parts and the like having an additional structure in accordance with the exhaust gas regulations.
  • the partition plate may be formed in a multi-stage structure having a different height from the bottom surface to achieve mounting and protection performance of various optional components.
  • the cover member comprises an upper cover for protecting the shock acting on the upper part of the housing and an auxiliary cover connected to the upper cover, and accordingly the main control valve and selection according to the specifications of the equipment. Efficient protection and maintenance of parts of specifications.
  • the door is rotatably installed by a hinge fixed to the side wall.
  • the main control valve protection structure for construction machinery is not only possible to mount the main control valve in the lower part of the shelf by forming a shelf through the partition plate inside the structure, but also easy to install a variety of optional parts and to utilize space It has the advantage of being efficient.
  • FIG. 1 is a schematic diagram showing a conventional small swing excavator
  • FIG. 2 is a schematic perspective view of a main control valve protection structure for a construction machine according to the present invention
  • FIG. 3 is an exploded perspective view of a main control valve protection structure for a construction machine according to an embodiment of the present invention
  • FIG. 2 is a schematic perspective view of a main control valve protection structure for a construction machine according to the present invention
  • FIG. 3 is an exploded perspective view of the main control valve protection structure for a construction machine according to an embodiment of the present invention.
  • reference numeral 20 schematically shows a door of a main control valve protection structure for a construction machine according to an embodiment of the present invention
  • 40 is a shelf
  • 41 is a partition plate
  • 33 is a protection cover schematically.
  • the main control valve protection structure for a construction machine efficiently configures a design space for mounting and protecting an optional component or storing a tool together with the function of mounting and protecting the main control valve.
  • the housing 10 is configured to protect the main control valve MCV, which is installed on the upper frame 3 of the construction machine and is mounted on the bottom of the housing.
  • the housing 10 has a side wall 32 extending vertically upward from a bottom surface 31 supported on the upper frame 3, and extends in a horizontal direction from an upper end of the side wall 32.
  • the cover member 33 which seals the 10 and protects the main control valve MCV from external impact, and is rotatably fixed to the side wall 32, and the inlet of the housing 10 during assembly and maintenance.
  • the shelf 20 is installed on the top of the main control valve (MCV) attached to the door 20 and the bottom surface 31 to open and close the partition (40) to divide and partition the internal space of the housing (10) It is configured to include.
  • a rear wall 36 extending upwardly from the bottom surface 31 is formed on the rear surface of the housing opposite to the door 20, and an upper portion of the rear wall 36 seals the housing 10. It is configured to be covered by the cover member 33 together with the top of the side wall (32).
  • the shelf 40 includes a partition plate 41 on which one side is fixed to the side wall 32, preferably a multi-stage structure different in height from the bottom surface, for example, the first It is formed of the partition plate 41a and the second partition plate 41b.
  • the partition plates 41a and 41b include a rigid steel material for mechanical mounting and supporting performance, and may be transformed into a multi-stage structure having a plurality of steps having different heights in addition to the steps formed on the drawings. to be.
  • the partition plate 41 of the shelf 40 various optional components can be fixed and mounted by bolting or welding.
  • the space of the shelf 40 may store tools or other mechanical parts for maintenance.
  • the shelf space formed by the first partition plate 41a is an optional component, and the urea tank part may be fixed and mounted by bolting or welding, and the second partition plate 41b may be fixed to the second partition plate 41b.
  • the shelf space formed by this can store maintenance tools.
  • Components mounted and stored on the tip 40 are protected from the outside by the cover member 33.
  • the cover member 33 can be manufactured separately, and the upper cover 33a for protecting the shock acting on the upper portion of the housing 10 and It is configured to include an auxiliary cover (33b) connected to the upper cover (33a), it is possible to efficiently protect and maintain the components mounted and stored in the housing.
  • the upper cover 33a is fixed to the auxiliary cover 33b by a fixing member 35 including a bolt as shown in FIG. 3, and is bent for space efficiency due to the rigidity of a material such as a steel member. Even if the structure is connected, it supports external shocks but maintains sufficient protection.
  • the upper end of the rear wall 36 is bent the upper cover 33a and the auxiliary cover 33b. It may be manufactured to have a cutout 37 corresponding to the structure.
  • the outer structure by assembling the upper cover 33a and the auxiliary cover 33b separated from the rear wall 36 described above may be variously modified to suit the specifications of the equipment.
  • the door 20 is rotatably installed by a hinge 23 fixedly coupled to the side wall 32.
  • the door 20 may typically include a handle 22 having a handle or a locking device for door opening and closing operations.
  • the main control valve protection structure for a construction machine as described above, the main control valve and piping elements are mounted and protected under the shelf space, and the optional parts or maintenance on the shelf space partitioned by the partition plate is provided. In order to increase the convenience, it provides a storage place for the tools and parts necessary for the driver.
  • the main control valve protection structure for construction machinery according to the present invention can be easily mounted on the shelf inside the structure as well as the mounting and protection of the main control valve as well as the required parts or government tools according to the addition of the optional equipment. It is useful for designing not to unnecessarily expand the overhead swing design space of or to reduce the service space given to the driver.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

Une structure pour protéger une soupape de commande principale pour un engin de chantier, selon la présente invention, comprend une enveloppe située sur le châssis supérieur d'un engin de chantier et protégeant une soupape de commande principale fixée à l'intérieur de l'enveloppe, l'enveloppe comprenant : des parois latérales s'étendant verticalement vers le haut d'une surface inférieure soutenue sur le châssis supérieur ; un élément de couvercle s'étendant dans la direction horizontale des parties extrémités supérieures des parois latérales de façon à sceller l'enveloppe, et protégeant la soupape de commande principale d'un choc externe ; une porte située de façon fixe sur les parois latérales de façon à pouvoir tourner, et ouvrant ou fermant l'entrée de l'enveloppe pendant l'assemblage et l'entretien ; et un plateau situé sur la partie supérieure de la soupape de commande principale fixée à la surface inférieure, et divisant et séparant en compartiments l'espace interne de l'enveloppe.
PCT/KR2013/006255 2013-07-12 2013-07-12 Structure pour protéger une soupape de commande principale pour engin de chantier WO2015005516A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2013/006255 WO2015005516A1 (fr) 2013-07-12 2013-07-12 Structure pour protéger une soupape de commande principale pour engin de chantier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2013/006255 WO2015005516A1 (fr) 2013-07-12 2013-07-12 Structure pour protéger une soupape de commande principale pour engin de chantier

Publications (1)

Publication Number Publication Date
WO2015005516A1 true WO2015005516A1 (fr) 2015-01-15

Family

ID=52280184

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2013/006255 WO2015005516A1 (fr) 2013-07-12 2013-07-12 Structure pour protéger une soupape de commande principale pour engin de chantier

Country Status (1)

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WO (1) WO2015005516A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090109A (ja) * 1999-09-22 2001-04-03 Hitachi Constr Mach Co Ltd 旋回式建設機械
KR20040027344A (ko) * 2002-09-25 2004-04-01 가부시키가이샤 고마쓰 세이사쿠쇼 유압셔블의 공구수납장치
US20050166429A1 (en) * 2002-03-26 2005-08-04 Kobelco Construction Machinery Co., Ltd Small swing type shovel
JP2011064133A (ja) * 2009-09-17 2011-03-31 Kobelco Contstruction Machinery Ltd 建設機械
US20120174566A1 (en) * 2009-09-17 2012-07-12 Kobelco Construction Machinery Co., Ltd. Construction machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090109A (ja) * 1999-09-22 2001-04-03 Hitachi Constr Mach Co Ltd 旋回式建設機械
US20050166429A1 (en) * 2002-03-26 2005-08-04 Kobelco Construction Machinery Co., Ltd Small swing type shovel
KR20040027344A (ko) * 2002-09-25 2004-04-01 가부시키가이샤 고마쓰 세이사쿠쇼 유압셔블의 공구수납장치
JP2011064133A (ja) * 2009-09-17 2011-03-31 Kobelco Contstruction Machinery Ltd 建設機械
US20120174566A1 (en) * 2009-09-17 2012-07-12 Kobelco Construction Machinery Co., Ltd. Construction machine

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