KR20070040189A - Supporting structure of cabin in construction equipment - Google Patents

Supporting structure of cabin in construction equipment Download PDF

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Publication number
KR20070040189A
KR20070040189A KR1020050095621A KR20050095621A KR20070040189A KR 20070040189 A KR20070040189 A KR 20070040189A KR 1020050095621 A KR1020050095621 A KR 1020050095621A KR 20050095621 A KR20050095621 A KR 20050095621A KR 20070040189 A KR20070040189 A KR 20070040189A
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KR
South Korea
Prior art keywords
cab
construction equipment
buffer
support structure
shock
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KR1020050095621A
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Korean (ko)
Inventor
김봉수
강성호
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현대중공업 주식회사
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Priority to KR1020050095621A priority Critical patent/KR20070040189A/en
Publication of KR20070040189A publication Critical patent/KR20070040189A/en

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    • 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
    • E02F9/16—Cabins, platforms, or the like, for drivers
    • E02F9/166—Cabins, platforms, or the like, for drivers movable, tiltable or pivoting, e.g. movable seats, dampening arrangements of cabins
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/40—Special vehicles
    • B60Y2200/41—Construction vehicles, e.g. graders, excavators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means

Abstract

본 발명은 건설장비의 운전실 지지구조에 관한 것으로, 그 목적은 건설장비의 구동 차체와 운전실에 연결 지지구조에 있어서 운행 중에 발생하는 진동과 전복 시 발생할 수 있는 운전자에 대한 충격을 방지할 수 있는 완충장치의 연결구조를 간편하고 최소화시킨 건설장비의 운전실 지지구조에 관한 것을 제공함에 있다.The present invention relates to a cab support structure of construction equipment, the object of which is to support the structure and the driving body of the construction equipment connected to the cab damping to prevent the vibration occurring during operation and the impact on the driver that can occur during the overturning The present invention relates to a cab support structure of construction equipment with a simple and minimized connection structure of the device.

상기 목적달성을 위한 본 발명은 건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, 건설장비 차체와 운전실에 사이에 설치되어 진동과 충격을 흡수하는 완충물과, 상기 완충물을 둘러싼 완충물 커버와, 상기 완충물 커버의 하부 일단에 형성되되 조립브라켓과 조립볼트구멍이 형성된 사각프레임의 고정체인 체결부재와, 상기 완충물 하단 중심에 완충장치 삽입볼트로 구성된 방진 마운트와 상기 완충장치 삽입볼트와 운전실이 너트에 의해 체결되고 상기 체결부재 일측이 차체와 결합수단으로 체결되며 상기 체결부재 타측이 결합부재에 의해 운전실과 차체에 관통되게 연결되어 체결수단으로 운전실과 차체가 서로 구속되게 구성되고, 건설장비의 전복에 대한 과도한 충격이나 운행 중에 오는 차체에 대한 운전실의 진동을 별도의 규제수단을 사용하지 않고 체결수단만으로 건설장비의 운전실 지지구조의 생산이 가능하다는 유용성과 생산원가의 절감효과와 제작공정을 단축함으로 제품의 생산성을 크게 높일 수 있는 건설장비의 운전실 지지구조에 관한 것을 그 기술적 요지로 한다.The present invention for achieving the above object is a support structure for blocking the transmission of vibration and shock generated during the operation of the construction equipment to the cab, installed between the construction equipment body and the cab buffer and absorbing vibration and shock and And a buffer member surrounding the buffer, a fastening member which is formed at a lower end of the buffer cover, a fastening member of a square frame having an assembly bracket and an assembly bolt hole, and a buffer insert bolt at the center of the buffer bottom. The dustproof mount, the shock absorber insert bolt, and the cab are fastened by a nut, and one side of the fastening member is fastened to the vehicle body and the coupling means, and the other side of the fastening member is connected to the cab and the vehicle body by the coupling member to be connected to the cab by the fastening means. The bodies are constrained to each other, and excessive impact on the overturning of construction equipment The construction that can greatly increase the productivity of the product by reducing the production cost and reducing the production cost and the usefulness of producing the cab support structure of the construction equipment only by the fastening means without using a separate regulation means. The technical focus is on the cab support structure of the equipment.

건설기계, 건설장비, 건설중장비, 방진마운트, 캡, 완충장치, 충진재. Construction machinery, construction equipment, heavy construction equipment, dust mounts, caps, shock absorbers, fillers.

Description

건설장비의 운전실 지지구조 {Supporting Structure of cabin in construction equipment}Cabing structure of construction equipment {Supporting Structure of cabin in construction equipment}

도 1은 본 발명의 실시 예를 나타낸 전체 단면도.1 is an overall cross-sectional view showing an embodiment of the present invention.

도 2는 본 발명의 또 다른 실시 예를 나타낸 전체 단면도.Figure 2 is an overall cross-sectional view showing another embodiment of the present invention.

도 3은 종래기술의 방진마운트 전체 사시도.Figure 3 is a perspective view of the entire dust mount of the prior art.

도 4는 종래기술의 방진마운트 저면 사시도.Figure 4 is a perspective view of the bottom of the anti-vibration mount of the prior art.

도 5는 종래기술의 실시 예를 나타낸 전체 단면도이다.5 is an overall cross-sectional view showing an embodiment of the prior art.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

(100): 방진마운트 (10) : 완충장치(100): Dust mount (10): Shock absorber

(11) : 완충물 커버 (12) : 완충물(11): buffer cover 12: buffer

(21) : 체결부재 (22) : 완충장치 삽입볼트(21): fastening member (22): shock absorber insertion bolt

(23) : 너트 (23): Nut

(30) : 운전실 (31) : 차체30: Cab 31: Body

(41) : 결합수단 (42) : 결합부재(41): coupling means (42): coupling member

(43)(44) : 체결수단(43) (44): Fastening means

(51) : 규제부재 (52) : 규제수단(51): regulatory member (52): regulatory means

(53) : 규제부재53: regulating member

본 발명은 건설장비의 운전실 지지구조에 관한 것으로, 보다 상세하게는 건설장비의 구동 차체와 운전실에 연결 지지구조에 있어서 운행 중에 발생하는 진동과 전복 시 발생할 수 있는 운전자에 대한 충격을 방지 할 수 있는 완충물의 연결구조를 간편하고 최소화시킨 건설장비의 운전실 지지구조에 관한 것이다.The present invention relates to a cab support structure of construction equipment, and more particularly, to a driving structure and a cab support structure connected to a cab of the construction equipment, which can prevent vibrations generated during operation and impact on the driver that may occur during overturning. It relates to a cab support structure of construction equipment that minimizes the connection structure of the buffer.

통상 건설장비의 운전실 지지구조는 운전실에 전달되는 충격을 감쇄시키기 위해 차체와 운전실 사이 연결구조에 방진마운트를 설치하여 도 3과 같이 완충장치(10)에 완충장치 삽입볼트(22)를 삽입하고 사각 프레임의 체결부재(21)를 결합한 방진마운트(100)와 운전실(31)과 차체(31)의 연결수단에 있어서 도 5와 같이 운전실(30)에 상기 완충장치 삽입볼트(22)를 끼워 넣어 너트(23)로 체결하고, 도 4에 도시된 상기 체결부재(21)의 사각 프레임 각 모서리부에 결합수단(41)을 체결하여 차체에 구속되고, 또 차체는 규제부재(51)와 운전실(30)에 용접된 규제부재(53)로 체결되어 규제수단(52)으로 구속하는 구조로 구성되었다.In general, the cab support structure of construction equipment is provided with a vibration mount on the connection structure between the vehicle body and the cab to reduce the shock transmitted to the cab, and inserts the shock absorber insertion bolt 22 into the shock absorber 10 as shown in FIG. In the connecting means of the dustproof mount 100, the cab 31, and the vehicle body 31 in which the fastening member 21 of the frame is coupled, the shock absorber insert bolt 22 is inserted into the cab 30 as shown in FIG. (23), the coupling means 41 is fastened to each corner of the square frame of the fastening member 21 shown in Figure 4 is constrained to the vehicle body, and the vehicle body is the restriction member 51 and the cab 30 It is composed of a structure that is fastened by the restriction member 53 welded to the restraint by the restricting means 52.

상기 완충장치는 차체의 진동을 운전실로 전달되는 충격을 상쇄시키고 유사시에도 운전자를 안전하게 보호할 수 있도록 하였다.The shock absorber compensates for the shock transmitted to the cab and protects the driver in case of emergency.

그러나, 상기와 같은 종래기술의 경우 많은 부속품과 규제수단으로 조립공정을 복잡하게 하고 불필요한 공간을 생산하였다. However, in the prior art as described above, the assembly process is complicated and many unnecessary spaces are produced with many accessories and regulatory means.

본 발명은 상기와 같은 종래의 문제점을 해결하기 위하여 창출되는 것으로, 차체로부터 운전실로 전달되는 충격을 감쇄시키기 위해 종래와 같이 완충장치를 구비하면서 효과적으로 완충효과를 발휘하고 간단한 부속만으로 필요한 구성을 할 수 있도록 하여 자재 원가를 절감하고 용접 등의 불필요한 작업공정을 줄이며 높은 생산성을 제공함을 목적으로 한다. The present invention is created to solve the conventional problems as described above, to effectively reduce the shock transmitted to the cab from the vehicle body as shown in the prior art while providing a shock absorbing effect effectively and can be necessary configuration only with simple accessories. The purpose is to reduce material costs, reduce unnecessary work processes such as welding, and provide high productivity.

상기한 바와 같은 목적을 달성하고 종래의 결점을 제거하기 위한 과제를 수행하는 본 발명은 건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, 건설장비 차체와 운전실에 사이에 설치되어 진동과 충격을 흡수하는 완충물과, 상기 완충물을 둘러싼 완충물 커버와, 상기 완충물 커버의 하부 일단에 형성되되 조립브라켓과 조립볼트구멍이 형성된 사각프레임의 고정체인 체결부재와, 상기 완충물 하단 중심에 완충장치 삽입볼트로 구성된 방진 마운트와 상기 완충장치 삽입볼트와 운전실이 너트에 의해 체결되고 상기 체결부재 일측이 차체와 결합수단으로 체결되며 상기 체결부재 타측이 결합부재에 의해 운전실과 차체에 관통되게 연결되어 체결수단으로 운전실과 차체가 서로 구속되게 구성된 것을 특징으로 하는 건설장비의 운전실 지지구조에 관한 것이다. The present invention to achieve the object as described above and to solve the conventional defects in the support structure to block the transmission of vibration and shock generated during the operation of the construction equipment to the cab, construction equipment body and cab A fastening member installed between the buffer member to absorb vibrations and shocks, a buffer cover surrounding the buffer member, and a lower body of the buffer cover, the fastening member being a square frame having an assembly bracket and an assembly bolt hole formed thereon; And a dustproof mount consisting of a shock absorber insert bolt at the bottom center of the shock absorber, and the shock absorber insert bolt and the cab are fastened by a nut, and one side of the fastening member is fastened by a vehicle body and a coupling means, and the other end of the fastening member is coupled to the coupling member. Is connected to the cab and the vehicle body so that the cab and the vehicle body are constrained to each other by a fastening means. It relates to a cab support structure of the construction equipment characterized.

이하, 본 발명의 바람직한 실시 예를 첨부된 도면과 연계하여 상세히 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명의 실시 예를 나타낸 전체 단면도이고, 도 2는 본 발명의 또 다른 실시 예를 나타낸 전체 단면도이다.1 is an overall cross-sectional view showing an embodiment of the present invention, Figure 2 is an overall cross-sectional view showing another embodiment of the present invention.

도 1에 도시한 바와 같이, 본 발명의 바람직한 실시 예에 대해 설명하면, 본 발명의 건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, As illustrated in FIG. 1, a preferred embodiment of the present invention will be described. In the support structure for preventing vibration and shock generated during operation of the construction equipment of the present invention from being transmitted to a cab,

건설장비 차체(31)와 운전실(30)에 맞닿아 진동과 충격을 흡수하는 방진마운트(100)는 충격을 흡수, 완화시키는 완충장치(10)와 상기 완충장치(10) 하부에 사각프레임의 고정체인 체결부재(21)와 상기 완충장치(10) 하단 중심에 완충장치 삽입볼트(22)로 구성되어, 상기 완충장치 삽입볼트(22)와 운전실(30)이 너트(23)에 의해 체결되고, 상기 체결부재(21) 일측이 차체(31)와 결합수단(41)으로 체결되며, 상기 체결부재(21) 타측이 결합부재(42)에 의해 운전실과 차체에 관통되게 연결되어 체결수단(43)(44)으로 운전실과 차체가 서로 구속되게 설치된다.The dustproof mount 100, which abuts against the construction equipment body 31 and the cab 30 and absorbs vibration and shock, has a shock absorber 10 for absorbing and mitigating a shock and a square frame fixed to the lower part of the shock absorber 10. The chain fastening member 21 and the lower end of the shock absorber 10 is composed of a shock absorber insert bolt 22, the shock absorber insert bolt 22 and the cab 30 is fastened by a nut 23, One side of the fastening member 21 is fastened to the vehicle body 31 and the coupling means 41, and the other side of the fastening member 21 is connected to the cab and the vehicle body by the coupling member 42 to be fastened to the fastening means 43. At 44, the cab and the body are restrained from each other.

상기 결합부재(42)는 실린더와 같이 유동할 수 있는 유격을 주어 상기 완충장치(10)가 탄성으로 인장 또는 압축되었을 때를 맞춰 유동 되게 구비된다.The coupling member 42 is provided to flow when the shock absorber 10 is elastically tensioned or compressed by giving a clearance that may flow like a cylinder.

그리고, 도 2에 도시한 바와 같이, 본 발명의 바람직한 또 다른 실시 예에 대해 설명하면, 본 발명의 건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, And, as shown in Figure 2, when describing another preferred embodiment of the present invention, in the support structure to block the vibration and shock generated during the operation of the construction equipment of the present invention to the cab,

건설장비 차체(31)와 운전실(30)에 맞닿아 진동과 충격을 흡수하는 방진마운트(100)는 충격을 흡수, 완화시키는 완충장치(10)와 상기 완충장치(10) 하부에 사각프레임의 고정체인 체결부재(21)와 상기 완충장치(10) 하단 중심에 완충장치 삽입볼트(22)로 구성되어, 상기 체결부재 일측이 운전실(30)과 결합수단(41)으로 체결되고, 상기 완충물 삽입볼트(22)와 차체(31)가 너트(23)에 의해 체결되며, 상기 체결부재(21) 타측이 결합부재(42)에 의해 운전실과 차체에 관통되게 연결되어 체결수단(43)(44)으로 운전실과 차체가 서로 구속되게 설치된다.The dustproof mount 100, which abuts against the construction equipment body 31 and the cab 30 and absorbs vibration and shock, has a shock absorber 10 for absorbing and mitigating a shock and a square frame fixed to the lower part of the shock absorber 10. The chain fastening member 21 and the lower end of the shock absorber 10 is composed of a buffer inserting bolt 22, the fastening member one side is fastened by the cab 30 and the coupling means 41, the buffer insert The bolt 22 and the vehicle body 31 are fastened by the nut 23, and the other side of the fastening member 21 is connected to the cab and the vehicle body by the coupling member 42, so that the fastening means 43 and 44 are connected to each other. The cab and the car body are installed to restrain each other.

상기 도 1과 도 2에 도시된 실시 예의 방진마운트의 완충장치는 돔형 완충물 커버과, 상기 완충물 커버 내부에 완충물로 이루어진 것을 특징하며, 상기 방진마운트는 액체 봉입식 방진장치로써의 상기 완충물은 실리콘오일로 이루어져, 진동 및 충격 흡수율을 크게 높인 것을 특징으로 한다.1 and 2 is a shock absorbing device of the vibration mount of the embodiment is characterized in that the dome-shaped buffer cover, characterized in that consisting of a buffer inside the buffer cover, the dust mount is the buffer as a liquid-packed dust-proof device Is made of silicon oil, it characterized in that the vibration and shock absorption significantly increased.

상기와 같은 구성을 가지는 본 발명의 작용효과는 다음과 같다.Effects of the present invention having the configuration as described above are as follows.

상기 도 1과 도 2의 도시된 실시 예는 작용효과가 같으며 상기 도 1의 기준으로 설명하자면 1 and 2 have the same effect as described above, and will be described with reference to FIG. 1.

상기 차체에 결합수단으로 구속되어 인접된 완충장치와 결합부재로 인해 운전실에 연결되어 상기 차체에서 전달되는 진동과 충격이 운전실로 전달될 때 상기 방진마운트에 충진된 실리콘오일이 진동 및 충격을 크게 흡수해 주며 유사시 차량이 전복되었을 때 차체의 무게와 충격을 상기 실리콘오일이 액상의 유동성으로 인해 다른 완충재보다 효과적으로 완화시킬 수 있다.The silicon oil filled in the vibration mount absorbs vibrations and shocks greatly when the vibrations and shocks transmitted from the vehicle body are transferred to the cab by the shock absorber and the coupling member which are constrained by the coupling means to the vehicle body. In the event of a vehicle overturning, the weight and impact of the car body can be more effectively alleviated than other cushioning materials due to the liquidity of the liquid.

또한, 부가적인 규제부재를 사용하지 않고 결합수단만으로 차체와 운전실을 완충장치로 지지하여 자재의 원가 절감의 효과가 크다.In addition, the cost reduction of the material is large because it supports the vehicle body and the cab as a shock absorber using only the coupling means without using additional regulatory members.

본 발명은 상술한 특정의 바람직한 실시 예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형실시가 가능한 것은 물론이고, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

상기와 같은 구성 및 작용에 의해 기대할 수 있는 본 발명의 효과는,The effect of the present invention can be expected by the above-described configuration and action,

건설장비의 전복에 대한 과도한 충격이나 운행 중에 오는 차체에 대한 운전실의 진동을 별도의 규제수단을 사용하지 않고 체결수단만으로 건설장비의 운전실 지지구조의 생산이 가능하다는 유용성과 생산원가의 절감효과와 제작공정을 단축함으로 제품의 생산성을 크게 높일 수 있는 장점을 가진 유용한 발명으로 산업상 그 이용이 크게 기대되는 발명이다.Excessive impact on the overturning of construction equipment or vibration of the cab for the vehicle body during operation, without the use of additional regulatory means, the production of the cab support structure of the construction equipment can be produced only by the fastening means, and the production cost reduction effect and production It is a useful invention having the advantage that can greatly increase the productivity of the product by shortening the process is an invention that is expected to use greatly in the industry.

Claims (2)

건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, In the support structure to block the transmission of vibration and shock generated during operation of construction equipment to the cab, 건설장비 차체와 운전실에 사이에 설치되어 진동과 충격을 흡수하는 완충물과,A buffer that is installed between the construction equipment body and the cab to absorb vibration and shock, 상기 완충물을 둘러싼 완충물 커버와, A buffer cover surrounding the buffer, 상기 완충물 커버의 하부 일단에 형성되되 조립브라켓과 조립볼트구멍이 형성된 사각프레임의 고정체인 체결부재와,A fastening member which is formed at a lower end of the buffer cover and is a fixing member of a square frame having an assembly bracket and an assembly bolt hole; 상기 완충물 하단 중심에 완충장치 삽입볼트로 구성된 방진 마운트와;An anti-vibration mount composed of a shock absorber insert bolt at a bottom center of the shock absorber; 상기 완충장치 삽입볼트와 운전실이 너트에 의해 체결되고,The shock absorber insertion bolt and the cab are fastened by a nut, 상기 체결부재 일측이 차체와 결합수단으로 체결되며,One side of the fastening member is fastened by the vehicle body and the coupling means, 상기 체결부재 타측이 결합부재에 의해 운전실과 차체에 관통되게 연결되어 체결수단으로 운전실과 차체가 서로 구속되게 구성된 것을 특징으로 하는 건설장비의 운전실 지지구조.The other side of the fastening member is connected to the cab and the vehicle body by the coupling member is connected to the cab and the vehicle body cab support structure, characterized in that the configuration is configured to be constrained to each other. 건설장비의 운행 중 발생되는 진동 및 충격이 운전실로 전달되는 것을 차단시키는 지지구조에 있어서, In the support structure to block the transmission of vibration and shock generated during operation of construction equipment to the cab, 건설장비 차체와 운전실에 사이에 설치되어 진동과 충격을 흡수하는 완충물 과,A buffer that is installed between the construction equipment body and the cab to absorb vibration and shock, 상기 완충물을 둘러싼 완충물 커버와, A buffer cover surrounding the buffer, 상기 완충물 커버의 하부 일단에 형성되되 조립브라켓과 조립볼트구멍이 형성된 사각프레임의 고정체인 체결부재와,A fastening member which is formed at a lower end of the buffer cover and is a fixing member of a square frame having an assembly bracket and an assembly bolt hole; 상기 완충물 하단 중심에 완충장치 삽입볼트로 구성된 방진 마운트와;An anti-vibration mount composed of a shock absorber insert bolt at a bottom center of the shock absorber; 상기 체결부재 일측이 운전실과 결합수단으로 체결되고,One side of the fastening member is fastened to the cab by the coupling means, 상기 완충장치 삽입볼트와 차체가 너트에 의해 체결되고,The shock absorber insertion bolt and the vehicle body are fastened by a nut, 상기 체결부재 타측이 결합부재에 의해 운전실과 차체에 관통되게 연결되어 체결수단으로 운전실과 차체가 서로 구속되게 구성된 것을 특징으로 하는 건설장비의 운전실 지지구조.The other side of the fastening member is connected to the cab and the vehicle body by the coupling member is connected to the cab and the vehicle body cab support structure, characterized in that the configuration is configured to be constrained to each other.
KR1020050095621A 2005-10-11 2005-10-11 Supporting structure of cabin in construction equipment KR20070040189A (en)

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