KR200490977Y1 - Compression protect device for the platform of lifting machine - Google Patents

Compression protect device for the platform of lifting machine Download PDF

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Publication number
KR200490977Y1
KR200490977Y1 KR2020180003525U KR20180003525U KR200490977Y1 KR 200490977 Y1 KR200490977 Y1 KR 200490977Y1 KR 2020180003525 U KR2020180003525 U KR 2020180003525U KR 20180003525 U KR20180003525 U KR 20180003525U KR 200490977 Y1 KR200490977 Y1 KR 200490977Y1
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bar
platform
work
fixing bolt
aerial
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KR2020180003525U
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Korean (ko)
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박길수
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박길수
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F2700/00—Lifting apparatus
    • B66F2700/09—Other lifting devices

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

본 고안은 고소작업차의 작업대용 협착방지장치에 관한 것으로, 더욱 상세하게는 작업대에 설치되는 가로대와 안전바가 눌려질 때 즉시 반응하는 작동센서를 사용하고, 각 작업대별로 높이와 인장을 자유롭게 조절하여 안전하고도 작업환경에 따라 변경가능하도록 한 고소작업차의 작업대용 협착방지장치에 관한 것이다.
본 고안의 바람직한 실시예로 형성된 고소작업차의 작업대용 협착방지장치에 의하면 스위치와 장치가 매우 간단하여 설치하기가 편리하고, 이탈작 동멈춤스위치는 스위치가 이탈될 때 즉각적으로 고소작업차의 작동이 멈추기 때문에 매우 안전한 등의 효과가 발생한다.The present invention relates to an anti-stenosis device for a work platform of an aerial platform, and more specifically, by using an operating sensor that reacts immediately when a crossbar and a safety bar installed on the work bench are pressed, and freely adjusting height and tension for each work platform The invention relates to a stenosis prevention device for a platform of a high-altitude vehicle, which is safe and changeable according to the working environment.
According to the stenosis prevention device for the work platform of the aerial work vehicle formed as a preferred embodiment of the present invention, the switch and the device are very simple and convenient to install, and the stop operation stop switch immediately operates the aerial work vehicle when the switch is released. Because it stops, effects such as very safe occur.

Description

고소작업차의 작업대용 협착방지장치{COMPRESSION PROTECT DEVICE FOR THE PLATFORM OF LIFTING MACHINE}Stenosis prevention device for work platform of aerial work vehicle {COMPRESSION PROTECT DEVICE FOR THE PLATFORM OF LIFTING MACHINE}

본 고안은 고소작업차의 작업대용 협착방지장치에 관한 것으로, 더욱 상세하게는 작업대에 설치되는 가로대와 안전바가 눌려질 때 즉시 반응하는 작동센서를 사용하고, 각 작업대별로 높이와 인장을 자유롭게 조절하여 안전하고도 작업환경에 따라 변경가능하도록 한 고소작업차의 작업대용 협착방지장치에 관한 것이다.The present invention relates to an anti-stenosis device for a work platform of an aerial platform, and more specifically, by using an operating sensor that reacts immediately when a crossbar and a safety bar installed on the work bench are pressed, and freely adjusting height and tension for each work platform. The present invention relates to a stenosis prevention device for a platform of a high-altitude vehicle, which is safe and changeable according to a working environment.

일반적으로 고소작업차는 높은 천장의 배관, 덕트, 조명 등의 공사나 높은 건물의 도장, 미장, 설비 등의 공사에 사용되는 장비로서, 작동에 따라 직진형, 굴절형 등 여러형태로 구분된다.In general, aerial work vehicle is a equipment used for the construction of high ceiling plumbing, ducts, lighting, and construction of high buildings, painting, plastering, facilities, etc., depending on the operation is divided into various types, such as straight type, refractive type.

상기 고소작업차는 이동 및 지지를 할 수 있는 대차부(10)와; 상기 대차부(10)의 유압으로 상승하는 승강부(20)와; 상기 승강부(20)의 상단에 작업자가 작업을 하는 공간을 제공하는 작업대(30)로 이루어진다(도 1참조).The aerial work vehicle and the cart portion 10 that can move and support; A lifting unit 20 which is lifted by the hydraulic pressure of the trolley unit 10; It consists of a work table 30 that provides a space for the worker to work on the top of the lifting unit 20 (see Fig. 1).

그러나, 상기 고소작업차의 작업대에 승차한 작업자가 작업대의 난간과 구조물의 사이에 끼어 압사하는 사고가 종종 일어나고 있어서 이에 대한 안전대책이 필요하게 되었다.However, accidents occur in which workers who ride on the work platform of the aerial platform are caught by sand between the railings of the work bench and the structure, and safety measures are required.

상기한 안전사고의 문제점을 해결하기 위해서, 종래의 고소작업차에는 협착 및 충돌을 방지할 수 있는 협착방지장치가 마련되어 있다(공개실용신안 20-2009-0006718, 공개특허공보 제2009-0063628호 등).In order to solve the above-mentioned problems of safety accidents, the conventional aerial platform is provided with a stenosis prevention device that can prevent stenosis and collision (Publication Utility Model 20-2009-0006718, Published Patent Publication No. 2009-0063628, etc.). ).

또한, 종래에는 상단에 설치물에 작업자의 머리가 먼저 닿지 않도록 고소작업차의 작업대의 네 모서리에 돌출되도록 상부감지바(310)가 형성되고, 상기 상부감지바(310)의 끝단에는 멈춤스위치(36)와 멈춤스위치센서바(37)이 형성된다.In addition, conventionally, the upper sensing bar 310 is formed so as to protrude to the four corners of the work platform of the aerial work so that the head of the operator does not touch the installation on the top, stop switch 36 at the end of the upper sensing bar 310 ) And the stop switch sensor bar 37 is formed.

상기 상부감지바(310)의 끝단에 형성된 멈춤스위치센서바(37)가 충격을 받게 되면 멈춤스위치(36)가 작동되어승강부(20)의 작동이 멈추게 된다(도 2 참조)When the stop switch sensor bar 37 formed at the end of the upper detection bar 310 is impacted, the stop switch 36 is operated to stop the operation of the lifting unit 20 (see FIG. 2).

그러나, 종래의 고소작업차의 작업대용 협착방지장치는 다음과 같은 문제점이 있었다. However, the conventional anti-stenosis device for a work platform of the aerial platform has the following problems.

(1) 협착방지장치의 구성이 복잡하여 작업대에 설치할 경우 설치가 어렵다. (1) It is difficult to install when installing on the worktable due to the complicated structure of the anti-stenosis device.

(2) 작업대가 상승하면서 위험한 상황에서 협착방지장치가 늦게 작동하여 사고가 발생한다.(2) Accidents occur due to the slow operation of the anti-stenosis device in dangerous situations as the work platform is raised.

상기한 문제점을 해결하기 위해서, 본 고안은 작업대의 난간에 고정되고, 전면상단에 작동센서가 형성되며, 상기 작동센서와 이격되게 스프링고정볼트가 형성되고, 가운데에 상,하로 각각 상,하부볼트가 형성되는 고정판과;In order to solve the above problems, the present invention is fixed to the railing of the workbench, the operation sensor is formed on the front top, a spring fixing bolt is formed to be spaced apart from the operation sensor, the upper and lower bolts in the middle, respectively Fixed plate is formed;

상기 고정판의 상,하부볼트가 삽입 유동할 수 있도록 상,하부유동홀이 형성되고, 양측에 각파이프로 가로대삽입바와 안전바삽입바가 전면양측으로 나란하게 형성되며, 상기 가로대삽입바와 안전바삽입바를 가로질러 하부고정바가 형성되고, 상기 하부고정바에는 하부스프링고정볼트가 형성되며, 상기 스프링고정볼트와 하부스프링고정볼트에는 인장스프링이 형성되는 이송판이 형성되는 것을 특징으로 한다.Upper and lower flow holes are formed to allow the upper and lower bolts of the fixing plate to flow. The crossbar insertion bar and the safety bar insertion bar are formed on both sides of the fixing plate side by side, and the crossbar insertion bar and the safety bar insertion bar are formed side by side. A lower fixing bar is formed across the lower fixing bar, and a lower spring fixing bolt is formed, and the spring fixing bolt and the lower spring fixing bolt are formed with a conveying plate on which a tension spring is formed.

본 고안의 바람직한 실시예로 형성된 고소작업차의 작업대용 협착방지장치에 의하면 다음과 같은 효과가 발생한다.According to the stenosis prevention device for the work platform of the aerial platform formed by the preferred embodiment of the present invention the following effects occur.

(1) 스위치와 장치가 매우 간단하여 설치하기가 편리하다. (1) The switch and the device are very simple and convenient to install.

(2) 이탈작동멈춤스위치는 스위치가 이탈될 때 즉각적으로 고소작업차의 작동이 멈추기 때문에 매우 안전하다.(2) Breaking operation stop switch is very safe because the aerial vehicle stops working immediately when the switch is released.

도 1은 종래의 고소작업차의 사시상태도.
도 2는 종래의 고소잡업차의 작업대와 상부감지바를 나타내는 사시도.
도 3은 본 고안의 바람직한 실시예로 형성되는 고소작업차의 작업대용 협착방지장치의 장착개념도.
도 4는 본 고안의 바람직한 실시예로 형성되는 고소작업차의 작업대용 협착방지장치의 부분확대 사시도.1 is a perspective view of a conventional aerial vehicle.
Figure 2 is a perspective view showing a work table and the upper sensing bar of a conventional aerial vehicle.
Figure 3 is a conceptual view of the installation of the anti-stenosis device for the work platform of the aerial work vehicle is formed by a preferred embodiment of the present invention.
Figure 4 is a partially enlarged perspective view of the stenosis prevention device for the work platform of the aerial work vehicle formed in a preferred embodiment of the present invention.

본 고안은 작업대(30)의 난간(35)에 고정되고, 전면상단에 작동센서(110)가 형성되며, 상기 작동센서(110)과 이격되게 스프링고정볼트(120)가 형성되고, 가운데에 상,하로 각각 상,하부볼트(130,135)가 형성되는 고정판(100)과;The present invention is fixed to the railing (35) of the worktable 30, the operation sensor 110 is formed on the front top, the spring fixing bolt 120 is formed to be spaced apart from the operation sensor 110, the image in the center Up and down fixing bolts 100 and 130 are formed, respectively;

상기 고정판(100)의 상,하부볼트(130,135)가 삽입 유동할 수 있도록 상,하부유동홀(230,235)이 형성되고, 양측에 각파이프로 가로대삽입바(210)와 안전바삽입바(220)가 전면양측으로 나란하게 형성되며, 상기 가로대삽입바(210)와 안전바삽입바(220)를 가로질러 하부고정바(225)가 형성되고, 상기 하부고정바(225)에는 하부스프링고정볼트(240)가 형성되며, 상기 스프링고정볼트(120)와 하부스프링고정볼트(240)에는 인장스프링(250)이 형성되는 이송판(200)이 형성된다. Upper and lower flow holes 230 and 235 are formed to allow the upper and lower bolts 130 and 135 of the fixing plate 100 to be inserted and flown, and the crossbar inserting bar 210 and the safety bar inserting bar 220 as square pipes on both sides. Is formed side by side on both sides of the front side, the lower fixing bar 225 is formed across the crossbar insertion bar 210 and the safety bar insertion bar 220, the lower fixing bar 225, the lower spring fixing bolt ( 240 is formed, and the spring fixing bolt 120 and the lower spring fixing bolt 240 is formed with a transfer plate 200 is formed with a tension spring 250.

상기 고정판(100)은 난간에 부착되어 고정되는 것으로, 고정판(100)은 작업대(30)의 난간(35)의 안쪽으로 부착된다. The fixing plate 100 is fixed to the handrail is fixed, the fixing plate 100 is attached to the inside of the handrail 35 of the worktable (30).

상기 고정판(100)은 작업대(30)의 각 모서리에 4개가 장착되는 것이 적당하다. It is appropriate that the fixing plate 100 is mounted four at each corner of the worktable (30).

상기 작동센서(110)의 끝단의 리드(112)가 눌려있을 때에는 전원이 인가되도록 하고, 리드(112)가 릴리즈(release)될 때는 전원이 끊기도록 형성된다.When the lead 112 of the end of the operation sensor 110 is pressed, the power is applied, and when the lead 112 is released, the power is cut off.

상기 리드(112)는 이송판(200)의 상단에 형성되는 센싱볼트(260)에 맞닿아서 접촉된다.The lead 112 is in contact with the sensing bolt 260 formed on the upper end of the transfer plate 200.

상기 이송판(200)은 판재의 전면 양측에 각파이프(사각)로 가로대삽입바(210)와 안전바삽입바(220)가 형성된다. The transfer plate 200 is formed with a crossbar insertion bar 210 and a safety bar insertion bar 220 in an angle pipe (square) on both sides of the front surface of the plate.

상기 작업대(30)의 상단에는 작업자가 업드러질 때 눌러질 수 있도록 난간(35)의 상단으로 돌출되도록 사각형형태의 프레임 형성되는 가로대(40)가 형성되는데, 상기 가로대의 하단에는 가로대를 지지하는 가로대지지바(42)가 형성된다.On the upper end of the work bench 30 is formed a cross-shaped frame 40 is formed in a rectangular frame so as to protrude to the top of the handrail 35 so that the operator can be pressed when the up, the bottom of the cross to support the cross A cross support bar 42 is formed.

상기 가로대지지바(42)는 가로대삽입바(210)에 삽입고정되는데, 이를 고정하기 위해서 고정나사(211)가 형성된다. The crossbar support bar 42 is inserted and fixed to the crossbar insertion bar 210, a fixing screw 211 is formed to fix it.

상기 안전바삽입바(220)에는 안전바(50)의 하단이 삽입되는 것으로, 안전바(50)는 상단에 원판형상의 상부감지대(52)가 형성된다.The lower end of the safety bar 50 is inserted into the safety bar insertion bar 220, the safety bar 50 is formed on the top of the disc-shaped upper sensing zone 52.

상기 이송판(200)의 가로대삽입바(210)와 안전바삽입바(220)의 하단에 가로지르는 하부고정바(225)가 형성되는데, 상기 하부고정바(225)에는 하부스프링고정볼트(240)가 형성된다. A lower fixing bar 225 is formed at the lower end of the crossbar insertion bar 210 and the safety bar insertion bar 220 of the transfer plate 200, and the lower fixing bar 225 has a lower spring fixing bolt 240. ) Is formed.

상기 하부스프링고정볼트(240)는 고정판(100)에 돌출되는 스프링고정볼트(120)와 연결고정되는 인장스프링(250)을 고정하기 위해서 형성된다.The lower spring fixing bolt 240 is formed to fix the tension spring 250 is connected and fixed to the spring fixing bolt 120 protruding from the fixing plate 100.

상기 하부스프링고정볼트(240)는 높이조절너트(242)가 가운데 형성되어 인장스프링(250)의 인장정도를 조절한다. The lower spring fixing bolt 240 is the height adjustment nut 242 is formed in the center to adjust the tension of the tension spring (250).

상기 고정판(100)과 이송판(200)의 후방은 맞닿아 형성되는데, 상기 고정판(100)의 상,하부볼트(130,135)가 각각 상,하부유동홀(230,235)을 관통하여 돌출되고, 상,하부볼트(130,135)는 상,하부유동홀(230,235)에서 빠져나가지 않도록 전방에 너트로 고정한다. The rear of the fixing plate 100 and the conveying plate 200 is formed in contact with each other, the upper and lower bolts 130 and 135 of the fixing plate 100 protrudes through the upper and lower flow holes 230 and 235, respectively, The lower bolts 130 and 135 are fixed with nuts in front so as not to escape from the upper and lower flow holes 230 and 235.

상기 상,하부유동홀(230,235)는 각각 홀이 길게 형성되어 이송판(200)이 하부로 유동가능하게 형성된다.The upper and lower flow holes 230 and 235 are formed to have a long hole, respectively, so that the transfer plate 200 can flow downward.

이하, 본 고안의 바람직한 실시예로 형성된 고소작업차의 작업대용 협착방지장치의 작동을 설명하면 다음과 같다.Hereinafter, the operation of the anti-stenosis device for the work platform of the aerial work vehicle formed as a preferred embodiment of the present invention are as follows.

고소작업차를 작업이 필요한 장소에 위치하고 난 후, 대차부(10)를 고정하고, 작업대(30)에 작업자가 올라간다. After the aerial work vehicle is located in a place where work is required, the cart 10 is fixed, and the worker climbs to the work bench 30.

이때, 작업환경에 따라서 가로대(40)는 각 가로대지지바를 가로대삽입바(210)에 각각 삽입고정하고, 작업환경의 높이에 따라서 안전바(50)는 높이를 달리하여 각각 안전바삽입바(220)에 삽입고정한다. At this time, the crossbar 40 is fixed to each crossbar support bar into the crossbar insertion bar 210 according to the working environment, and the safety bar 50 is different in height depending on the height of the work environment, respectively, the safety bar insertion bar 220 Insert it into

이후, 승강부(20)를 이용하여 작업대(30)를 필요한 위치까지 올리는데, 작동하는 사람이 실수로 승각부(20)를 과도하게 작동하여 안전바(50)가 건물에 부딪힐 경우에 이송판(200)이 상,하부유동홀(230,235)를 다라서 하단으로 이송하면서 작동센서(110)의 리드(112)가 해제되고, 이때, 대차부(10)에서 전원이 차단되어 승강부(20)의 작동이 멈추게 된다.Then, using the elevating unit 20 to raise the work bench 30 to the required position, the operating person accidentally excessively operating the elevating unit 20 over the transfer bar when the safety bar 50 hit the building The lead 112 of the operation sensor 110 is released while the 200 moves up and down the upper and lower flow holes 230 and 235, and at this time, the power is cut off from the trolley 10 to lift the lifting unit 20. Will stop working.

본 고안의 바람직한 실시예로 형성된 고소작업차의 작업대용 협착방지장치에 의하면 스위치와 장치가 매우 간단하여 설치하기가 편리하고, 이탈작 동멈춤스위치는 스위치가 이탈될 때 즉각적으로 고소작업차의 작동이 멈추기 때문에 매우 안전한 등의 효과가 발생한다.According to the stenosis prevention device for the work platform of the aerial work vehicle formed as a preferred embodiment of the present invention, the switch and the device are very simple and convenient to install, and the stop operation stop switch immediately operates the aerial work vehicle when the switch is released. Because it stops, effects such as very safe occur.

본 고안은 첨부된 도면을 참조하여 바람직한 실시 예를 중심으로 기술되었지만 당업자라면 이러한 기재로부터 후술하는 실용신안청구범위에 의해 포괄되는 본 고안의 범주를 벗어남이 없이 다양한 변형이 가능하다는 것은 명백하다.Although the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that various modifications are possible without departing from the scope of the present invention, which is covered by the utility model claims described below.

10 : 대차부 20 : 승강부
30 : 작업대 35 : 난간
40 : 가로대 42 : 가로대지지바
50 : 안전바 52 : 상부감지대
100 : 고정판 110 : 작동센서
112 : 리드 120 : 스프링고정볼트
130 : 상부볼트 135 : 하부볼트
200 : 이송판
210 : 가로대삽입바 220 : 안전바삽입바
225 : 하부고정바 230 : 상부유동홀
235 : 하부유동홀 240 : 하부스프링고정볼트
250 : 인장스프링 260 : 센싱볼트10: balance 20: lift
30: workbench 35: handrail
40: crossbar 42: crossbar support bar
50: safety bar 52: upper detection zone
100: fixed plate 110: operation sensor
112: lead 120: spring fixing bolt
130: upper bolt 135: lower bolt
200: transfer plate
210: crossbar insertion bar 220: safety bar insertion bar
225: lower fixing bar 230: upper flow hole
235: lower flow hole 240: lower spring fixing bolt
250: tension spring 260: sensing bolt

Claims (4)

작업대(30)의 난간(35)에 고정되고, 전면상단에 작동센서(110)가 형성되며, 상기 작동센서(110)과 이격되게 스프링고정볼트(120)가 형성되고, 가운데에 상,하로 각각 상,하부볼트(130,135)가 형성되는 고정판(100)과;
상기 고정판(100)의 상,하부볼트(130,135)가 삽입 유동할 수 있도록 상,하부유동홀(230,235)이 형성되고, 양측에 각파이프로 가로대삽입바(210)와 안전바삽입바(220)가 전면양측으로 나란하게 형성되며, 상기 가로대삽입바(210)와 안전바삽입바(220)를 가로질러 하부고정바(225)가 형성되고, 상기 하부고정바(225)에는 하부스프링고정볼트(240)가 형성되며, 상기 스프링고정볼트(120)와 하부스프링고정볼트(240)에는 인장스프링(250)이 형성되는 이송판(200)이 형성되는 것을 특징으로 하는 고소작업차의 작업대용 협착방지장치.It is fixed to the railing 35 of the worktable 30, the operation sensor 110 is formed on the front top, the spring fixing bolt 120 is formed to be spaced apart from the operation sensor 110, respectively, up and down in the center A fixing plate 100 having upper and lower bolts 130 and 135 formed thereon;
Upper and lower flow holes 230 and 235 are formed to allow the upper and lower bolts 130 and 135 of the fixing plate 100 to be inserted and flown, and the crossbar inserting bar 210 and the safety bar inserting bar 220 as square pipes on both sides. Is formed side by side on both sides of the front side, the lower fixing bar 225 is formed across the crossbar insertion bar 210 and the safety bar insertion bar 220, the lower fixing bar 225, the lower spring fixing bolt ( 240 is formed, the spring fixing bolt 120 and the lower spring fixing bolt 240 is characterized in that the conveying plate 200 is formed, characterized in that the conveying plate 200 is formed with a tension spring (250) Device. 제 1항에 있어서,
상기 고정판(100)은 작업대(30)의 각 모서리에 4개가 장착되는 것을 특징으로 하는 고소작업차의 작업대용 협착방지장치.The method of claim 1,
The fixing plate 100 is stenosis prevention device for a work platform of the aerial platform, characterized in that four is mounted on each corner of the work table (30). 제 1항에 있어서,
상기 하부스프링고정볼트(240)에는 인장스프링(250)의 인장정도를 조절할 수 있도록 높이조절너트(242)가 형성되는 것을 특징으로 하는 고소작업차의 작업대용 협착방지장치.The method of claim 1,
The lower spring fixing bolt 240, the height adjusting nut 242 is formed to adjust the degree of tension of the tension spring 250, characterized in that the work platform of the platform. 제 1항에 있어서,
상기 작동센서(110)는 끝단의 리드(112)가 눌려있을 때에는 전원이 인가되도록 하고, 리드(112)가 릴리즈(release)될 때는 전원이 끊기도록 형성되고, 상기 리드(112)는 이송판(200)의 상단에 형성되는 센싱볼트(260)에 맞닿아서 접촉된 것을 특징으로 하는 고소작업차의 작업대용 협착방지장치.The method of claim 1,
The operation sensor 110 is formed so that the power is applied when the lead 112 of the end is pressed, the power is cut off when the lead 112 is released, the lead 112 is a transfer plate ( Stenosis prevention device for a work platform of a high-altitude vehicle, characterized in that the contact with the sensing bolt 260 formed on the top of the contact.
KR2020180003525U 2018-07-30 2018-07-30 Compression protect device for the platform of lifting machine KR200490977Y1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102398756B1 (en) * 2022-01-05 2022-05-16 이상건 Power operated aerial work platforms with reinforced equal pressure operation structure and safety and reliability
KR20230057190A (en) * 2021-10-21 2023-04-28 주식회사 개성렌탈 Compression protect device for the platform of lifting machine
KR102635155B1 (en) * 2023-09-08 2024-02-07 김태영 Apparatus for Preventing Body Entrapment Accident of Aerial Platform
KR102677323B1 (en) 2023-08-25 2024-06-21 주식회사 키네시스솔루션 Over-lift prevention device that can increase battery efficiency

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Publication number Priority date Publication date Assignee Title
JPH1129300A (en) * 1997-07-08 1999-02-02 Sugiyasu Kogyo Kk Lift
KR20090063628A (en) * 2007-12-14 2009-06-18 우종길 Apparatus to protect impact for work-bench elevated position
KR200475143Y1 (en) * 2013-12-11 2014-11-07 김연한 High place working vehicles means of preventing stenosis
KR101605992B1 (en) * 2015-04-02 2016-03-24 에이제이네트웍스 주식회사 vertically movable workable for preventing crash accident

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Publication number Priority date Publication date Assignee Title
JPH1129300A (en) * 1997-07-08 1999-02-02 Sugiyasu Kogyo Kk Lift
KR20090063628A (en) * 2007-12-14 2009-06-18 우종길 Apparatus to protect impact for work-bench elevated position
KR200475143Y1 (en) * 2013-12-11 2014-11-07 김연한 High place working vehicles means of preventing stenosis
KR101605992B1 (en) * 2015-04-02 2016-03-24 에이제이네트웍스 주식회사 vertically movable workable for preventing crash accident

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230057190A (en) * 2021-10-21 2023-04-28 주식회사 개성렌탈 Compression protect device for the platform of lifting machine
KR102587703B1 (en) 2021-10-21 2023-10-23 주식회사 개성렌탈 Compression protect device for the platform of lifting machine
KR102398756B1 (en) * 2022-01-05 2022-05-16 이상건 Power operated aerial work platforms with reinforced equal pressure operation structure and safety and reliability
KR102677323B1 (en) 2023-08-25 2024-06-21 주식회사 키네시스솔루션 Over-lift prevention device that can increase battery efficiency
KR102677322B1 (en) * 2023-08-25 2024-06-21 주식회사 키네시스솔루션 Stenosis prevention with over-lift prevention device
KR102635155B1 (en) * 2023-09-08 2024-02-07 김태영 Apparatus for Preventing Body Entrapment Accident of Aerial Platform

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