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KR101008425B1 - Test device of limiter for stage equipment lifter - Google Patents

Test device of limiter for stage equipment lifter Download PDF

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Publication number
KR101008425B1
KR101008425B1 KR1020100071165A KR20100071165A KR101008425B1 KR 101008425 B1 KR101008425 B1 KR 101008425B1 KR 1020100071165 A KR1020100071165 A KR 1020100071165A KR 20100071165 A KR20100071165 A KR 20100071165A KR 101008425 B1 KR101008425 B1 KR 101008425B1
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KR
South Korea
Prior art keywords
limit
elevator
controller
limit switches
equipment
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KR1020100071165A
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Korean (ko)
Inventor
노수문
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월성설비(주)
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Priority to KR1020100071165A priority Critical patent/KR101008425B1/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327Testing of circuit interrupters, switches or circuit-breakers
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63JDEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J1/00Stage arrangements
    • A63J1/02Scenery; Curtains; Other decorations; Means for moving same
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0087Devices facilitating maintenance, repair or inspection tasks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/02Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/16Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

PURPOSE: An apparatus for inspecting an elevating-height-restricting limit switch is provided to prevent the occurrence of unexpected accidents by previously implementing an inspection before the installment of stage equipments. CONSTITUTION: A controller(21) controls the motor(2) of an elevator and is in connection with a plurality of limit switches(10, 11). The limit switches restricts the elevating height of the elevator. A plurality of actuators(22) is in connection with the controller and presses the limit switches. The controller applies electricity to the actuators to be operated. The state of the limit switches is detected by the controller in order to confirm whether the limit switches are malfunction.

Description

무대장비 승강기용 승강높이제한 리미트스위치의 검사장치{TEST DEVICE OF LIMITER FOR STAGE EQUIPMENT LIFTER}TEST DEVICE OF LIMITER FOR STAGE EQUIPMENT LIFTER}

본 발명은 조명기, 영사기, 스크린 등과 같은 무대장비가 설치된 승강기의 장비설치대의 승강높이를 제한하는 리미트스위치를 검사하는 장치에 관한 것으로서, 더욱 상세하게는 승강기를 사용할 때에 장비설치대에 설치된 무대장비의 승강높이를 제한하지 못하는 경우를 사전에 방지하고 불의의 사고를 미연에 방지할 수 있도록 하는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치에 관한 것이다.The present invention relates to a device for inspecting a limit switch for limiting the lifting height of the equipment mounting stage of an elevator equipped with stage equipment such as an illuminator, a projector, a screen, etc. More specifically, the lifting of the stage equipment installed on the equipment mounting stage when using the elevator The present invention relates to an inspection device for lifting height limit limit switches for stage equipment elevators that prevents height limitations in advance and prevents accidents in advance.

일반적으로 무대장치에는 발판, 프레임, 승강기, 영사기, 조명기 등을 갖추고 있으며, 상기 승강기는 전동모터와 와이어를 구비한 승강 방식을 많이 사용하고 있다.In general, the stage device is equipped with a footrest, a frame, a lift, a projector, an illuminator, and the like, and the lift uses a plurality of lifting methods including an electric motor and a wire.

즉 조명기, 영사기, 스크린 등의 무대장비가 무거우므로 무대장치를 수동으로 올리거나 내릴 수 없어 동력 승강기를 이용하는 바, 상기 승강기는 모터에 의해 회전되는 드럼으로 와이어를 권취하거나 풀게 되고, 상기 와이어의 하단부에 설치된 장비설치대를 승강하여 장비설치대에 설치된 무대장비를 동력으로 승강하게 된다.That is, the stage equipment such as the illuminator, the projector, the screen is heavy, so the stage apparatus cannot be raised or lowered manually, and thus the power lifter is used. The equipment installed on the lower part is lifted and the stage equipment installed on the equipment is lifted by power.

그리고 종래에는 상기 장비설치대의 상부 위치와 하부 위치를 제한하기 위한 높이제한수단이 구비되어 있는 바, 상기 높이제한수단은 도 4에 도시한 바와 같이 수나사를 구비한 회전축(101)이 승강기의 모터(미도시)의 동력을 전달받아서 회전되고, 상기 회전축(101)이 케이스(102) 내부에 회전 가능하게 설치되고, 상기 회전축(101) 상에 제1이동체(103)와 제2이동체(104)를 이격 결합하고, 상기 제1이동체(103)에 의해 온(ON)되는 두 개의 제1리미트스위치(105)가 상기 케이스(102)의 한쪽 내측에 설치되고, 상기 제2이동체(104)에 의해 온(ON)되는 두 개의 제2리미트스위치(106)가 상기 케이스(102)의 다른쪽 내측에 설치되며, 쇄선과 같은 가이드바(107)가 회전축(101)과 나란하게 설치되어 상기 제1이동체(103)와 제2이동체(104)의 직선 운동을 유도하는 구조를 이루고 있다.And conventionally provided with a height limiting means for limiting the upper position and the lower position of the equipment mounting bar, the height limiting means is a rotary shaft 101 having a male screw as shown in FIG. It is rotated by receiving the power of the (not shown), the rotary shaft 101 is rotatably installed in the case 102, the first movable member 103 and the second movable member 104 on the rotary shaft 101 Two first limit switches 105 which are spaced apart and are turned on by the first moving body 103 are installed inside one side of the case 102 and are turned on by the second moving body 104. Two second limit switches 106 (ON) are installed inside the other side of the case 102, and a guide bar 107, such as a chain line, is installed in parallel with the rotation shaft 101 so that the first movable body ( The linear movement of the 103 and the second movable body 104 is formed.

이와 같이 이루어지는 종래의 장비설치대의 높이를 제한하기 위한 높이제한수단은 제1,제2이동체(103,104)가 제1,제2리미트스위치(105,106)를 온하면 승강기의 모터를 정지시켜서 장비설치대의 상하 이동을 정지시킨다.In the conventional height limiting means for limiting the height of the equipment mount, the first and second movable bodies 103 and 104 turn on the first and second limit switches 105 and 106 to stop the motors of the elevators so that the upper and lower parts of the equipment mount are limited. Stop the movement

그러나 상기와 같은 종래 기술은 높이제한수단에 적용되는 리미트스위치를 검사하지 않기 때문에, 공연 중에 리미트스위치의 고장에 의해 승강기의 장비설치대의 높이를 제한하지 못하는 경우가 발생될 뿐만 아니라 장비설치대의 계속적인 하강으로 인하여 공연 관계자 또는 배우가 다칠 수 있는 것이다.However, since the above conventional technology does not inspect the limit switch applied to the height limiting means, the failure of the limit switch during the performance may not limit the height of the elevator equipment mounting platform, and may also cause the equipment mounting platform to be continuously The descent could hurt the performers or actors.

본 발명은 상기와 같은 종래 기술의 문제점을 해결하기 위하여 안출된 것으로서, 본 발명의 목적은 무대장비를 설치하기 전이나 공연을 시작하기 전에 승강기의 리미트스위치를 검사함으로써, 승강기를 사용할 때에 장비설치대에 설치된 무대장비의 승강높이를 제한하지 못하는 경우를 사전에 방지하고, 불의의 사고를 미연에 방지할 수 있는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치를 제공하는 데 있다.The present invention has been made in order to solve the problems of the prior art as described above, the object of the present invention is to check the limit switch of the elevator before the installation of the stage equipment or before the performance, the equipment mounting stand when using the elevator The present invention provides a test apparatus for limiting the lifting height limit for the stage equipment elevator, which can prevent the case where the lifting height of the installed stage equipment is not limited in advance and prevent accidental accidents in advance.

상기와 같은 목적을 달성하기 위하여, 본 발명은 승강기의 모터의 동력에 의해 회전되는 회전축 상에 설치된 이동체가 온(ON) 또는 오프(OFF)하는 다수의 리미트스위치를 검사하는 것으로 이루어지는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치에 있어서, 승강기의 모터를 제어하는 제어기와 연결되는 다수의 액추에이터가 제어기에서 출력되는 전기에 의해 다수의 리미트스위치를 온(ON)하고, 다수의 리미트스위치가 상기 제어기와 연결되어 각각의 리미트스위치의 온(ON) 신호를 감지하는 것을 특징으로 하는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치를 제공한다.In order to achieve the above object, the present invention is for the stage equipment elevator consisting of inspecting a plurality of limit switches that the moving body is installed on (ON) or off (OFF) installed on the rotating shaft rotated by the power of the motor of the elevator. In the inspection device of the lift limit limit switch, a plurality of actuators connected to the controller for controlling the motor of the elevator is turned on (ON) by the electrical output from the controller, a plurality of limit switches are the controller It is connected to provide a test device for limiting the lift height limit for the stage equipment elevator, characterized in that for detecting the ON (ON) signal of each limit switch.

이와 같이 이루어지는 본 발명에 의한 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치는 무대장비를 설치하기 전이나 공연을 시작하기 전에 액추에이터를 작동하여 승강기의 리미트스위치의 고장 유무를 검사하기 때문에, 승강기를 사용할 때에 장비설치대에 설치된 무대장비의 승강높이를 제한하지 못하는 경우를 사전에 방지하고, 불의의 사고를 미연에 방지할 수 있다는 이점이 있다.Since the inspection device of the limit height limit switch for the stage equipment elevator according to the present invention made by the present invention operates the actuator before installing the stage equipment or starts the performance, it checks whether the limit switch of the elevator is broken. When used, it is possible to prevent the case in which the lifting height of the stage equipment installed on the equipment mounting platform is prevented in advance, and to prevent accidents in advance.

도 1은 본 발명에 의한 승강높이제한 리미트스위치의 검사장치가 적용되는 무대장비 승강기의 일 실시예를 나타내는 개략적인 정면도이다.
도 2는 본 발명에 의한 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치가 적용되는 리미트스위치와 액추에이터를 나타내는 단면도이다.
도 3은 본 발명에 의한 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치의 구성도이다.
도 4는 종래에 관련하는 무대장비 승강기용 승강높이제한 리미트스위치 부위를 나타내는 단면도이다.
1 is a schematic front view showing an embodiment of a stage equipment elevator to which the inspection device of the limit height limit switch according to the present invention is applied.
2 is a cross-sectional view showing a limit switch and an actuator to which the inspection device of the limit height limit switch for the stage equipment elevator according to the present invention is applied.
Figure 3 is a block diagram of the inspection apparatus of the limit height of the lift for the stage equipment elevator according to the present invention.
Figure 4 is a cross-sectional view showing a limit height of the lifting height limit for the stage equipment elevator according to the related art.

이하 본 발명의 바람직한 실시예를 첨부한 도면에 의거하여 더욱 상세하게 설명한다.Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

도 1 내지 도 3은 본 발명에 의한 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치를 나타내는 도면으로서, 상기 무대장비 승강기는 조명기, 영사기, 스크린 등과 같은 무대장비(1)를 상하로 이동하는 구조이다.1 to 3 is a view showing the inspection device of the limit height limit switch for the stage equipment elevator according to the present invention, the stage equipment lift structure for moving the stage equipment (1) such as an illuminator, a projector, a screen up and down to be.

즉 본 실시예에 적용되는 승강기는 모터(2)에 의해 회전되는 드럼(3)으로 와이어(4)를 권취하거나 풀게 되고, 상기 와이어(4)의 하단부에 장비설치대(5)를 설치하여 모터(2)의 동력으로 드럼(3)을 회전시켜서 와이어(4)를 권취하거나 풀어서 장비설치대(5)를 상하로 승강하게 된다.That is, the elevator applied to the present embodiment may wind or unwind the wire 4 with the drum 3 rotated by the motor 2, and install the equipment mount 5 at the lower end of the wire 4 to install the motor ( The drum (3) is rotated by the power of 2) to wind or unwind the wire 4 to elevate the equipment mounting table 5 up and down.

이러한 승강기에는 상기 장비설치대(5)의 높이를 제한하기 위한 높이제한수단이 구비되는 바, 이는 종래와 마찬가지로 수나사를 구비한 회전축(6)이 상기 모터(2)의 동력을 전달받아서 회전되고, 상기 회전축(6)이 케이스(7) 내부에 회전 가능하게 설치되고, 상기 회전축(6) 상에 제1이동체(8)와 제2이동체(9)를 이격 결합하고, 상기 제1이동체(8)에 의해 온(ON)되는 두 개의 제1리미트스위치(10)가 상기 케이스(7)의 한쪽 내측에 설치되고, 상기 제2이동체(9)에 의해 온(ON)되는 두 개의 제2리미트스위치(11)가 상기 케이스(7)의 다른쪽 내측에 설치되며, 쇄선과 같은 가이드바(12)가 회전축(6)과 나란하게 설치되어 상기 제1이동체(8)와 제2이동체(9)의 직선 운동을 유도하게 된다.The elevator is provided with a height limiting means for limiting the height of the equipment mounting bar (5), which is rotated by receiving the power of the motor (2) with a rotating shaft (6) having a male screw as in the prior art, The rotating shaft 6 is rotatably installed in the case 7, and the first moving body 8 and the second moving body 9 are spaced apart from each other on the rotating shaft 6, and the first moving body 8 is connected to the first moving body 8. Two first limit switches 10 which are turned on by two second limit switches 11 installed on one inner side of the case 7 and turned on by the second moving body 9 are provided. ) Is installed inside the other side of the case (7), and a guide bar (12) such as a dashed line is installed in parallel with the rotation shaft (6) to linearly move the first and second movable bodies (8) and (9). Will lead to.

그리고 본 발명에서는 한 쌍으로 구성된 제1,제2리미트스위치(10,11)를 각각 검사하는 것이며, 상기 모터(2)의 동력에 의해 회전되는 회전축 상에 설치된 이동체가 온(ON) 또는 오프(OFF)하는 제1,제2리미트스위치(10,11)를 검사하는 것이다.In the present invention, the pair of first and second limit switches 10 and 11 are inspected, respectively, and the movable body installed on the rotating shaft rotated by the power of the motor 2 is turned on or off. OFF and the first and second limit switches 10 and 11 are inspected.

즉 상기 모터(2)를 제어하는 제어기(21)와 연결되는 다수의 액추에이터(22)가 제어기(21)에서 출력되는 전기에 의해 다수의 리미트스위치 즉 제1,제2리미트스위치(10,11)를 온(ON)하게 된다.That is, the plurality of actuators 22 connected to the controller 21 controlling the motor 2 are connected to the plurality of limit switches, that is, the first and second limit switches 10 and 11 by electricity output from the controller 21. Will be turned on.

그리고 다수의 리미트스위치 즉 제1,제2리미트스위치(10,11)와 연결되는 상기 제어기(21)가 각각의 리미트스위치(10,11)의 온(ON) 신호를 감지하게 된다.In addition, the controller 21, which is connected to a plurality of limit switches, that is, the first and second limit switches 10 and 11, senses an ON signal of each of the limit switches 10 and 11.

그러면 제1,제2리미트스위치(10,11)의 고장이 발생되면 상기 제어기(21)가 상기 모터(2)의 작동을 멈추게 하여 제1,제2리미트스위치(10,11)를 교체할 수 있도록 한다.Then, when a failure of the first and second limit switches 10 and 11 occurs, the controller 21 stops the operation of the motor 2 so that the first and second limit switches 10 and 11 can be replaced. Make sure

특히 본 발명에서는 상기 제1,제2리미트스위치(10,11) 중에 어떠한 스위치가 고장인지를 육안으로 확인시키기 위하여, 상기 제어기(21)에 연결되는 디스플레이(23)가 제어기(21)의 출력신호에 따라 각각의 리미트스위치(10,11)의 고장 유무를 화면으로 출력하는 구조를 포함한다.In particular, in the present invention, in order to visually identify which of the first and second limit switches 10 and 11 is broken, the display 23 connected to the controller 21 is an output signal of the controller 21. According to the structure includes a structure for outputting the presence or absence of failure of each limit switch (10,11) on the screen.

이와 같이 이루어지는 본 발명에 의한 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치는 다음과 같이 작용한다.The inspection apparatus of the limit height of the lift for the stage equipment elevator according to the present invention made as described above acts as follows.

무대장비를 설치하기 전이나 공연을 시작하기 전에 제어기(21)가 다수의 액추에이터(22)를 각각 작동하여 제1,제2리미트스위치(10,11)를 각각 온(ON)하게 된다.Before the stage equipment is installed or before the performance starts, the controller 21 operates the plurality of actuators 22 to turn on the first and second limit switches 10 and 11, respectively.

상기와 같이 제1,제2리미트스위치(10,11)의 온(ON) 신호가 제어기(21)에 입력되는 바, 제1,제2리미트스위치(10,11) 중에 어느 하나의 리미트스위치에서 온 신호가 제어기(21)에 입력되지 않으면 해당 리미트스위치가 고장난 것이므로, 제어기(21)가 빛이나 소리로 해당 리미드스위치의 고장을 알리면서 모터를 정지시키거나 디스플레이(23)를 통하여 해당 리미트스위치의 고장을 알리게 된다.As described above, the ON signal of the first and second limit switches 10 and 11 is input to the controller 21, and thus, in any one of the first and second limit switches 10 and 11, If the ON signal is not input to the controller 21, the corresponding limit switch is broken. Therefore, the controller 21 stops the motor or notifies the limit switch through the display 23 by notifying the failure of the limit switch with light or sound. Will be notified of the failure.

그러면 작업자가 해당 리미트스위치의 고장을 인식하여 이를 교체할 수 있으므로, 무대장비 승강기를 사용할 때에 장비설치대에 설치된 무대장비의 승강높이를 제한하지 못하는 경우를 사전에 방지할 수 있고, 공연 중에 발생 가능성이 있는 불의의 사고를 미연에 방지할 수 있는 것이다.Then, the operator can recognize the fault of the limit switch and replace it. Therefore, when using the stage equipment elevator, the lifting height of the stage equipment installed on the equipment mounting platform can not be prevented in advance, and the possibility of occurrence during the performance can be prevented. It is possible to prevent inadvertent accidents.

1 : 무대장비 2 : 모터
3 : 드럼 4 : 와이어
5 : 장비설치대 6 : 회전축
7 : 케이스 8,9 : 제1,제2이동체
10,11 : 제1,제2리미트스위치 12 : 가이드바
21 : 제어기 22 : 액추에이터
23 : 디스플레이
1: stage equipment 2: motor
3: drum 4: wire
5: Equipment Mounting Table 6: Rotating Shaft
7: Case 8,9: First and second mobile body
10,11: 1st, 2nd limit switch 12: guide bar
21: controller 22: actuator
23: display

Claims (2)

승강기에 의해 무대장비가 승강되고, 상기 승강기에 구비된 모터의 동력에 의해 회전축이 회전되고, 상기 회전축 상에 설치된 이동체의 이동에 따라 다수의 리미트스위치가 온(ON) 또는 오프(OFF)되어 무대장비의 승강 높이를 제한하며, 승강기로 무대장비를 승강하기 전에 상기 리미트스위치를 각각 검사하는 것으로 이루어지는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치에 있어서,
승강기의 모터(2)를 제어함과 아울러 승강높이를 제한하는 다수의 리미트스위치(10,11)와 연결되는 제어기(21)와, 상기 제어기(21)와 연결됨과 아울러 상기 리미트스위치(10,11)를 각각 누르는 다수의 액추에이터(22)로 이루어지되,
승강기의 모터로 무대장비를 승강하기 전에 상기 제어기(21)가 다수의 액추에이터(22)에 전기를 인가하여 상기 제어기(21)에 의해 다수의 액추에이터(22)가 작동되고,
상기 액추에이터(22)의 작동에 따라 다수의 리미트스위치(10,11)가 각각 눌리며,
상기 액추에이터(22)에 의해 눌려진 각각의 리미트스위치(10,11)의 온(ON) 신호를 상기 제어기(21)가 감지하여 리미트스위치(10,11)의 고장 유무를 확인하는 것을 특징으로 하는 무대장비 승강기용 승강높이제한 리미트스위치의 검사장치.
The stage equipment is lifted by the elevator, the rotary shaft is rotated by the power of the motor provided in the elevator, and a plurality of limit switches are turned on or off in accordance with the movement of the movable body installed on the rotary shaft. In the lifting device for limiting the lifting height of the equipment, the lifting device of the lifting height limit limit for the stage equipment elevator consisting of inspecting each of the limit switch before lifting the stage equipment by the elevator,
A controller 21 connected to a plurality of limit switches 10 and 11 for controlling the motor 2 of the elevator and limiting the lift height, and the limit switch 10 and 11 connected to the controller 21. It consists of a plurality of actuators 22 each pressing)
Before the elevating the stage equipment by the motor of the elevator, the controller 21 applies electricity to the plurality of actuators 22 so that the plurality of actuators 22 are operated by the controller 21,
According to the operation of the actuator 22, a plurality of limit switches 10, 11 are pressed, respectively,
The stage characterized in that the controller 21 detects the ON signal of each of the limit switch (10, 11) pressed by the actuator 22 to confirm the failure of the limit switch (10, 11) Device for limiting lifting height limit for lifting equipment.
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KR101303039B1 (en) 2012-03-23 2013-09-03 홍성정공(주) Apparatus for monitoring of limit switch and method for thereof
KR101397641B1 (en) 2011-02-28 2014-05-22 최은숙 Control Method of a Stand For Hanging Banner
KR101419518B1 (en) * 2012-11-06 2014-08-13 (주)성우에스람 stage equipment elevating system
KR20190114623A (en) * 2018-03-30 2019-10-10 한국기계연구원 Test equipment of structure attachment type lifting and lowering machine
KR102506235B1 (en) 2022-01-10 2023-03-07 (주)코스텍 A limit switch for setting a batten position of stage equipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101397641B1 (en) 2011-02-28 2014-05-22 최은숙 Control Method of a Stand For Hanging Banner
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KR101419518B1 (en) * 2012-11-06 2014-08-13 (주)성우에스람 stage equipment elevating system
KR20190114623A (en) * 2018-03-30 2019-10-10 한국기계연구원 Test equipment of structure attachment type lifting and lowering machine
KR102137644B1 (en) * 2018-03-30 2020-07-27 한국기계연구원 Test equipment of structure attachment type lifting and lowering machine
KR102506235B1 (en) 2022-01-10 2023-03-07 (주)코스텍 A limit switch for setting a batten position of stage equipment

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