WO2018157671A1 - 一种电梯安全检测装置及检测方法 - Google Patents

一种电梯安全检测装置及检测方法 Download PDF

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WO2018157671A1
WO2018157671A1 PCT/CN2018/072530 CN2018072530W WO2018157671A1 WO 2018157671 A1 WO2018157671 A1 WO 2018157671A1 CN 2018072530 W CN2018072530 W CN 2018072530W WO 2018157671 A1 WO2018157671 A1 WO 2018157671A1
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counterweight
elevator
buffer
car
measuring
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PCT/CN2018/072530
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English (en)
French (fr)
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李世光
高正中
李文甲
宋梦田
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山东科技大学
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Publication of WO2018157671A1 publication Critical patent/WO2018157671A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0006—Monitoring devices or performance analysers
    • B66B5/0018—Devices monitoring the operating condition of the elevator system

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  • the invention relates to the technical field of elevator installation, maintenance and inspection, and particularly relates to an elevator safety detecting device and a detecting method.
  • the elevator safety parameter measurement still uses the traditional detection method.
  • the traditional safety parameter is used to detect the elevator, the surveying personnel are required to enter the elevator shaft for on-site measurement. Since the elevator needs to control the lifting movement of the elevator during the measurement process, the method is very dangerous to the measuring personnel.
  • the object of the present invention is to provide an elevator safety measuring device and a measuring method for real-time monitoring of elevator safety parameters by using a hand-held control display device outside the hoistway by interconnecting the display device with the detecting device by the hand-held control display device.
  • An elevator safety detecting device includes a first car top measuring mechanism, a second car top measuring mechanism, a counterweight measuring mechanism, and a hand-held control display mechanism, the first car top measuring mechanism and the second car top
  • the measuring mechanism includes a laser detector and a slide measuring ruler
  • the slide measuring scale comprises an encoder, a first laser ranging sensor, a telescopic rod, a motor and a fixed base
  • the telescopic rod includes a fixing portion and a telescopic portion, and a fixing portion of the telescopic rod
  • the motor are mounted on the fixed base, and the fixing portion of the telescopic rod and the joint of the telescopic portion are provided with a fixing seat
  • the encoder is fixed on the fixing seat
  • the upper end of the telescopic portion is provided with a supporting plate
  • the upper end surface of the supporting plate is provided with the first
  • the counterweight measuring mechanism comprises a detecting plate, the detecting plate is installed at the
  • the output shaft of the encoder and the telescopic portion of the telescopic rod are parallel to each other.
  • the laser detector comprises a second laser ranging sensor, a display screen and a debug button.
  • the hand-held control display mechanism comprises a thermal printer and a touch display.
  • the first car top measuring mechanism is mounted on the top of the car
  • the second car top measuring mechanism is mounted on the top of the counterweight
  • the counterweight measuring mechanism is installed beside the counterweight buffer in the pit of the elevator shaft;
  • the counterweight measuring mechanism measures the buffer distance a to the counterweight buffer
  • the counterweight measuring mechanism measures the buffer distance b to the counterweight buffer at this time;
  • the car continues to operate upward until the counterweight is completely pressed against the counterweight buffer, and the counterweight measuring mechanism measures the compression stroke c of the counterweight buffer;
  • the slide gauge is transferred to the top of the counterweight, and the distance f of the elevator to the guide rail of the heavy-duty guide rail on the car buffer is measured by the slide gauge;
  • the measurement data is analyzed based on the measured data a, b, c, d, e, f:
  • the minimum buffer distance H5 of the counterweight is: a-b;
  • the maximum weighted buffer distance H6 is: a small value of a+e–(0.1+0.035v 2 ) and a+d ⁇ (0.3+0.035v 2 );
  • v is the rated speed of the elevator
  • the above process is the process data of the compression buffer to the compaction buffer detected by the detecting device, and judges whether it is qualified according to the above content. If the (1)(2)(3) is satisfied at the same time, the elevator of the process is qualified;
  • the elevator is qualified:
  • the measurement result is transmitted to the handheld control display mechanism through the wireless communication link, and the measurement result is printed on the touch display screen through the thermal printer, and the worker inputs the command by touching the display screen to realize the control of the safety detection device. .
  • the invention has the following beneficial effects: the device has compact structure, is convenient for installation and maintenance, and can automatically measure relevant data in the hoistway, and does not require the worker to enter the measurement hoistway for data measurement, thereby avoiding the staff when measuring relevant data in the hoistway.
  • the safety hazard increases the efficiency of measurement and detection.
  • Figure 1 is a schematic view of the elevator safety detecting device when the car is located at the upper part of the hoistway;
  • FIG. 2 is a schematic diagram of data transmission of an elevator safety detecting device
  • FIG. 3 is a schematic structural view of a first car top measuring mechanism and a second car top measuring mechanism
  • Figure 4 is a schematic view showing the buffer distance of the counterweight measuring mechanism to the counterweight buffer when the car is in the top layer;
  • FIG. 5 is a schematic diagram of the buffering distance measured by the counterweight measuring mechanism to the counterweight buffer when the car is operated up to the upper limit switch position;
  • Figure 6 is a schematic view showing the compression stroke of the counterweight buffer by the counterweight measuring mechanism when the car continues to operate until the counterweight is fully pressed against the counterweight buffer;
  • FIG. 7 is a schematic diagram of measurement of a first car top measuring mechanism and a second car top measuring mechanism
  • Figure 8 is a schematic diagram of the guide stroke of the elevator counterweight guide rail
  • Figure 9 is a schematic view of the elevator safety detecting device when the car is located at the bottom of the hoistway.
  • 1 is the guide rail
  • 2 is the car
  • 3 is the first car top measuring mechanism
  • 3-1-1 is the first laser distance measuring sensor
  • 3-1-2 is the encoder
  • 3-1-3 is the motor
  • 31-4 is a fixed base
  • 3-1-5 is a fixed part
  • 3-1-6 is a telescopic part
  • 3-2 is a data transmission line
  • 3-3 is a laser detector
  • 3-3-1 is the first 2 laser distance measuring sensor
  • 3-3-2 is the display screen
  • 3-3-3 is the debugging button
  • 4 is the counterweight measuring mechanism
  • 5 is the handheld control display mechanism
  • 5-1 is the thermal printer
  • 5-2 For the touch screen display, 6 is the hoist top plate, 7 is the wireless communication link, 8 is the switch, 9 is the wire rope
  • 10 is the counterweight buffer
  • 11 is the counterweight
  • 12 is the detection board
  • 13 is the car buffer.
  • an elevator safety detecting device includes a first car top measuring mechanism 3, a second car top measuring mechanism, a counterweight measuring mechanism 4, and a hand-held control display mechanism 5, a first car
  • the top measuring mechanism 3 and the second car top measuring mechanism each include a laser detector 3-3 and a slide measuring ruler, and the laser detector and the slide measuring head are connected by a data transmission line.
  • the slide gauge includes an encoder 3-1-2, a first laser ranging sensor 3-1-1, a telescopic rod, a motor 3-1-3, and a fixed bottom 3-1-4 seat, and the telescopic rod includes a fixing portion 3 -1-5 and the telescopic portion 3-1-6, the fixing portion 3-1-5 of the telescopic rod and the motor 3-1-3 are both mounted on the fixed base 3-1-4, and the fixing portion and the telescopic portion of the telescopic rod
  • the connecting portion is provided with a fixing base
  • the encoder 3-1-3 is fixed on the fixing seat
  • the upper end of the telescopic portion is provided with a supporting plate
  • the upper end surface of the supporting plate is provided with a first laser ranging sensor 3-1-1, coding
  • the output shaft of the device is connected to the support plate
  • the counterweight measuring mechanism comprises a detecting plate 12, the detecting plate 12 is mounted at the lowermost end of the counterweight 11, and the laser detector 3-3, the sliding table measuring ruler and the counterweight measuring mechanism are both
  • the car top measuring mechanism is used for measuring the guidance of the elevator car guide rail, the elevator counterweight guide guidance stroke and the distance between the highest part of the car top and the roof of the hoistway.
  • the counterweight measuring mechanism 4 detects the distance by the laser phase ranging method, and measures the buffer distance, the buffer compression stroke and the like in the process of counterweighting the buffer under heavy pressure.
  • the hand-held control display mechanism 5 is hand-held by a worker, and receives the measurement results of the car top measuring mechanism and the counterweight measuring mechanism through a wireless communication link and a switch, and performs related operations in real time.
  • the output shaft of the encoder 3-1-2 and the telescopic portion of the telescopic rod are parallel to each other.
  • the wire rope 9 at the joint of the encoder output shaft and the support plate is also synchronously expanded and contracted.
  • the wire rope 9 and the telescopic portion of the telescopic rod are always in a parallel state.
  • the laser detector 3-3 includes a second laser ranging sensor 3-3-1, a display screen 3-3-2, and a debug button 3-3-3.
  • the hand-held control display mechanism includes a thermal printer 5-1 and a touch display 5-2.
  • an elevator safety detecting method adopts an elevator safety detecting device as described above, including:
  • the first car top measuring mechanism 3 is mounted on the top of the car
  • the second car top measuring mechanism is mounted on the top of the counterweight
  • the counterweight measuring mechanism 4 is installed beside the counterweight buffer in the pit of the elevator shaft;
  • the counterweight measuring mechanism 4 measures the buffer distance a to the counterweight buffer
  • the counterweight measuring mechanism measures the buffer distance b to the counterweight buffer at this time;
  • the car 3 continues to operate upward until the counterweight is completely pressed against the counterweight buffer, and the counterweight measuring mechanism measures the compression stroke c of the counterweight buffer;
  • the distance d between the highest part of the car top and the top plate of the hoistway is measured by the laser detector 3-3, and the distance e of the guidance travel of the elevator car guide rail is measured by the slide gauge, and the car compacted sedan is measured by the slide gauge.
  • the measurement data is analyzed based on the measured data a, b, c, d, e, f:
  • the minimum buffer distance H5 of the counterweight is: a-b;
  • the maximum weighted buffer distance H6 is: a small value of a+e–(0.1+0.035v 2 ) and a+d ⁇ (0.3+0.035v 2 );
  • v is the rated speed of the elevator
  • the above process is the process data of the compression buffer to the compaction buffer detected by the detecting device, and judges whether it is qualified according to the above content. If the (1)(2)(3) is satisfied at the same time, the elevator of the process is qualified;
  • the elevator is qualified:
  • the measurement result is transmitted to the handheld control display mechanism through the information processing of the wireless communication link 7 and the switch 8, and the measurement result is printed on the touch display screen through the thermal printer, and the worker inputs the command by touching the display screen. Control of the safety detection device is achieved.

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  • Indicating And Signalling Devices For Elevators (AREA)

Abstract

一种电梯安全检测装置及检测方法。该电梯安全检测装置包括：第一轿厢顶部测量机构（3）、第二轿厢顶部测量机构、对重测量机构（4）和手持式控制显示机构（5），第一轿厢顶部测量机构（3）和第二轿厢顶部测量机构均包括激光检测器（3-3）和滑台测量尺，滑台测量尺包括编码器（3-1-2）、第一激光测距传感器（3-1-1）、伸缩杆、电机（3-1-3）和固定底座（3-1-4），伸缩杆包括固定部（3-1-5）和伸缩部（3-1-6）。该电梯安全检测装置结构紧凑，便于安装及维护，可自动测量井道内的相关数据，不需要工作人员进入测量井道内进行数据测量，避免发生危险。

Description

一种电梯安全检测装置及检测方法 技术领域
本发明涉及电梯安装、维护保养和检验技术领域，具体涉及一种电梯安全检测装置及检测方法。
背景技术
目前电梯安全参数测量仍采用传统的检测方法。传统的安全参数检测电梯时，需要测量人员进入电梯井道内进行现场测量，由于测量过程中需要控制电梯的升降移动，因此该方法对测量人员具有很大的危险性。
发明内容
本发明的目的是针对上述不足，提出了一种通过手持控制显示装置与检测装置互联，实现测量人员在井道外，利用手持控制显示装置实时监控电梯安全参数的种电梯安全测量装置及测量方法。
本发明具体采用如下技术方案：
一种电梯安全检测装置，包括第一轿厢顶部测量机构、第二轿厢顶部测量机构、对重测量机构和手持式控制显示机构，所述第一轿厢顶部测量机构和第二轿厢顶部测量机构均包括激光检测器和滑台测量尺，滑台测量尺包括编码器、第一激光测距传感器、伸缩杆、电机和固定底座，伸缩杆包括固定部和伸缩部，伸缩杆的固定部和电机均安装于固定底座上，伸缩杆的固定部和伸缩部的连接处设置有固定座，编码器固定于固定座上，伸缩部的上端设有支撑平板，支撑平板的上端面设有第一激光测距传感器，编码器的输出轴与支撑平板相连接，对重测量机构包括检测板，检测板安装于对重的最下端，激光检测器、滑台测量尺和对重测量机构均与手持控制显示机构无线互联。
优选地，所述编码器的输出轴与伸缩杆的伸缩部相互平行。
优选地，所述激光检测器包括第二激光测距传感器、显示屏和调试按键。
优选地，所述手持控制显示机构包括热敏打印机和触摸显示屏。
一种电梯安全检测方法，采用如上所述的一种电梯安全检测装置，包括：
将第一轿厢顶部测量机构安装于轿厢的顶部，第二轿厢顶部测量机构安装于对重的顶部，将对重测量机构安装于电梯井道的坑井内对重缓冲器旁；
轿厢位于顶层平层时，对重测量机构测量出对重到对重缓冲器的缓冲距离a；
将轿厢操作上行至触碰到上极限开关位置时，对重测量机构测量出此时对重到对重缓冲器的缓冲距离b；
将轿厢继续操作上行至对重完全压在对重缓冲器上，对重测量机构测量出对重缓冲器的压缩行程c；
通过激光检测器测量出轿厢顶部最高部件与井道顶板的距离d，通过滑台测量尺测量出对重完全压在对重缓冲器上电梯轿厢侧导轨制导行程的距离e；
将滑台测量尺转移安放到对重顶端，通过滑台测量尺测量出轿厢完全压在轿厢缓冲器上电梯对重侧导轨制导行程的距离f；
根据测量的数据a、b、c、d、e、f，对测量数据进行分析：
(1)对重的最小缓冲距离H5为：a-b；
(2)对重最大缓冲距离H6为：a+e–(0.1+0.035v 2)与a+d–(0.3+0.035v 2)二者的较小值；
其中，v为电梯额定速率；
若电梯参数合格需满足：
(1)H6<a<H5；
(2)d≥0.3+0.035v 2；
(3)e≥0.1+0.035v 2；
以上过程为检测设备检测的对重由压缩缓冲器到压实缓冲器过程数据，并依据以上内容判定是否合格，若同时满足(1)(2)(3)则说明该过程的电梯合格；
根据测量的数据f对电梯是否合格进行分析：
当f满足：f≥0.1+0.035v 2时，则该过程电梯合格；
以上两部分全部合格则该电梯合格。
将测量结果通过无线通讯链路传输至手持式控制显示机构，测量结果在触摸显示屏上并通过热敏打印机打印测量结果，工作人员通过触摸显示屏完成命令的输入，实现对安全检测装置的控制。
本发明具有如下有益效果：装置结构紧凑，便于安装及维护，可自动测量井道内的相关数据的装置，不需要工作人员进入测量井道内进行数据测量，避免了工作人员在井道内测量相关数据时的安全隐患，提高了测量检测的效率。
附图说明
图1为轿厢位于井道上部时电梯安全检测装置示意图；
图2为电梯安全检测装置数据传输示意图；
图3为第一轿厢顶部测量机构和第二轿厢顶部测量机构结构示意图；
图4为轿厢位于顶层平层时，对重测量机构测量重到对重缓冲器的缓冲距离示意图；
图5为将轿厢操作上行至触碰到上极限开关位置时，对重测量机构测量出此时对重到对重缓冲器的缓冲距离示意图；
图6为轿厢继续操作上行至对重完全压在对重缓冲器上，对重测量机构测量出对重缓冲器的压缩行程示意图；
图7为第一轿厢顶部测量机构和第二轿厢顶部测量机构测量示意图；
图8为电梯对重导轨制导行程示意图；
图9为轿厢位于井道底部时电梯安全检测装置示意图。
其中，1为导轨，2为轿厢，3为第一轿厢顶部测量机构，3-1-1为第一激光测距传感器，3-1-2为编码器，3-1-3为电机，3-1-4为固定底座，3-1-5为固定部，3-1-6为伸缩部，3-2为数据传输线，3-3为激光检测器，3-3-1为第二激光测距传感器，3-3-2为显示屏，3-3-3为调试按键，4为对重测量机构，5为手持式控制显示机构，5-1为热敏打印机，5-2为触摸显示屏，6为井道顶板，7为无线通讯链路，8为交换机，9为钢丝绳，10为对重缓冲器，11为对重，12为检测板，13为轿厢缓冲器。
具体实施方式
下面结合附图和具体实施例对本发明的具体实施方式做进一步说明：
如图1-3所示，一种电梯安全检测装置，包括第一轿厢顶部测量机构3、第二轿厢顶部测量机构、对重测量机构4和手持式控制显示机构5，第一轿厢顶部测量机构3和第二轿厢顶部测量机构均包括激光检测器3-3和滑台测量尺，激光检测器与滑台测量尺通过数据传输线连接起来。滑台测量尺包括编码器3-1-2、第一激光测距传感器3-1-1、伸缩杆、电机3-1-3和固定底3-1-4座，伸缩杆包括固定部3-1-5和伸缩部3-1-6，伸缩杆的固定部3-1-5和电机3-1-3均安装于固定底座3-1-4上，伸缩杆的固定部和伸缩部的连接处设置有固定座，编码器3-1-3固定于固定座上，伸缩部的上端设有支撑平板，支撑平板的上端面设有第一激光测距传感器3-1-1，编码器的输出轴与支撑平板相连接，对重测量机构包括检测板12，检测板12安装于对重11的最下端，激光检测器3-3、滑台测量尺、对重测量机构均4与手持控制显示机构5无线互联。
其中，轿厢顶部测量机构用于实现对电梯轿厢导轨制导行程，电梯对重导轨制导行程和轿厢顶部最高部件与井道顶板的距离等参数的测量。
对重测量机构4是利用激光相位测距方式检测距离，在对重压下对重缓冲器的过程中，实现对缓冲距离、缓冲器压缩行程等有关参数的测量。
手持控制显示机构5是由工作人员手持，通过无线通讯链路和交换机来接收轿厢顶部测 量机构和对重测量机构测量的结果，并实时的进行相关操作。
编码器3-1-2的输出轴与伸缩杆的伸缩部相互平行。伸缩杆的伸缩部伸缩过程中，编码器输出轴与支撑平板连接处的钢丝绳9也同步伸缩，运动过程中，钢丝绳9与伸缩杆的伸缩部始终保持平行状态。
激光检测器3-3包括第二激光测距传感器3-3-1、显示屏3-3-2和调试按键3-3-3。
手持控制显示机构包括热敏打印机5-1和触摸显示屏5-2。
如图4-9所示，一种电梯安全检测方法，采用如上所述的一种电梯安全检测装置，包括：
将第一轿厢顶部测量机构3安装于轿厢的顶部，第二轿厢顶部测量机构安装于对重的顶部，将对重测量机构4安装于电梯井道的坑井内对重缓冲器旁；
轿厢2位于顶层平层时，对重测量机构4测量出对重到对重缓冲器的缓冲距离a；
将轿厢3操作上行至触碰到上极限开关位置时，对重测量机构测量出此时对重到对重缓冲器的缓冲距离b；
将轿厢3继续操作上行至对重完全压在对重缓冲器上，对重测量机构测量出对重缓冲器的压缩行程c；
通过激光检测器3-3测量出轿厢顶部最高部件与井道顶板的距离d，通过滑台测量尺测量出电梯轿厢导轨制导行程的距离e，通过滑台测量尺测量出轿厢压实轿厢缓冲器13时电梯对重导轨制导行程的距离f；
根据测量的数据a、b、c、d、e、f，对测量数据进行分析：
(1)对重的最小缓冲距离H5为：a-b；
(2)对重最大缓冲距离H6为：a+e–(0.1+0.035v 2)与a+d–(0.3+0.035v 2)二者的较小值；
其中，v为电梯额定速率；
若电梯参数合格需满足：
(1)H6<a<H5；
(2)d≥0.3+0.035v 2；
(3)e≥0.1+0.035v 2；
以上过程为检测设备检测的对重由压缩缓冲器到压实缓冲器过程数据，并依据以上内容判定是否合格，若同时满足(1)(2)(3)则说明该过程的电梯合格；
根据测量的数据f对电梯是否合格进行分析：
当f满足：f≥0.1+0.035v 2时，则该过程电梯合格；
以上两部分全部合格则该电梯合格。
将测量结果通过无线通讯链路7和交换机8的信息处理传输至手持式控制显示机构，测量结果在触摸显示屏上并通过热敏打印机打印测量结果，工作人员通过触摸显示屏完成命令的输入，实现对安全检测装置的控制。
当然，上述说明并非是对本发明的限制，本发明也并不仅限于上述举例，本技术领域的技术人员在本发明的实质范围内所做出的变化、改型、添加或替换，也应属于本发明的保护范围。

Claims (5)

  1. 一种电梯安全检测装置，其特征在于，包括第一轿厢顶部测量机构、第二轿厢顶部测量机构、对重测量机构和手持式控制显示机构，所述第一轿厢顶部测量机构和第二轿厢顶部测量机构均包括激光检测器和滑台测量尺，滑台测量尺包括编码器、第一激光测距传感器、伸缩杆、电机和固定底座，伸缩杆包括固定部和伸缩部，伸缩杆的固定部和电机均安装于固定底座上，伸缩杆的固定部和伸缩部的连接处设置有固定座，编码器固定于固定座上，伸缩部的上端设有支撑平板，支撑平板的上端面设有第一激光测距传感器，编码器的输出轴与支撑平板相连接，对重测量机构包括检测板，检测板安装于对重的最下端，激光检测器、滑台测量尺和对重测量机构均与手持控制显示机构无线互联。
  2. 如权利要求1所述的一种电梯安全检测装置，其特征在于，所述编码器的输出轴与伸缩杆的伸缩部相互平行。
  3. 如权利要求1所述的一种电梯安全检测装置，其特征在于，所述激光检测器包括第二激光测距传感器、显示屏和调试按键。
  4. 如权利要求1所述的一种电梯安全检测装置，其特征在于，所述手持控制显示机构包括热敏打印机和触摸显示屏。
  5. 一种电梯安全检测方法，采用如权利要求1-4任意一项所述的一种电梯安全检测装置，其特征在于，包括：
    将第一轿厢顶部测量机构安装于轿厢的顶部，第二轿厢顶部测量机构安装于对重的顶部，将对重测量机构安装于电梯井道的坑井内对重缓冲器旁；
    轿厢位于顶层平层时，对重测量机构测量出对重到对重缓冲器的缓冲距离a；
    将轿厢操作上行至触碰到上极限开关位置时，对重测量机构测量出此时对重到对重缓冲器的缓冲距离b；
    将轿厢继续操作上行至对重完全压在对重缓冲器上，对重测量机构测量出对重缓冲器的压缩行程c；
    通过激光检测器测量出轿厢顶部最高部件与井道顶板的距离d，通过滑台测量尺测量出对重完全压在对重缓冲器上电梯轿厢侧导轨制导行程的距离e；
    通过滑台测量尺测量出轿厢完全压在轿厢缓冲器上电梯对重侧导轨制导行程的距离f；
    根据测量的数据a、b、c、d、e和f，对测量数据进行分析：
    (1)对重的最小缓冲距离H5为：a-b；
    (2)对重最大缓冲距离H6为：a+e–(0.1+0.035v 2)与a+d–(0.3+0.035v 2)二者的较小值；
    其中，v为电梯额定速率；
    若电梯参数合格需满足：
    (1)H6<a<H5；
    (2)d≥0.3+0.035v 2；
    (3)e≥0.1+0.035v 2；
    以上过程为检测设备检测的对重由压缩缓冲器到压实缓冲器过程数据，并依据以上内容判定是否合格，若同时满足(1)(2)(3)则说明该过程的电梯合格；
    根据测量的数据f对电梯是否合格进行分析：
    当f满足：f≥0.1+0.035v 2时，则该过程电梯合格；
    以上两部分全部合格则该电梯合格。
    将测量结果通过无线通讯链路传输至手持式控制显示机构，测量结果在触摸显示屏上并通过热敏打印机打印测量结果，工作人员通过触摸显示屏完成命令的输入，实现对安全检测装置的控制。
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