CN206735561U - Elevator cab door state-detection warning device based on acceleration transducer - Google Patents
Elevator cab door state-detection warning device based on acceleration transducer Download PDFInfo
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- CN206735561U CN206735561U CN201720551811.XU CN201720551811U CN206735561U CN 206735561 U CN206735561 U CN 206735561U CN 201720551811 U CN201720551811 U CN 201720551811U CN 206735561 U CN206735561 U CN 206735561U
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- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a kind of elevator cab door state-detection warning device based on acceleration transducer, and described device is made up of acceleration sensor module, micro controller module, wireless transport module and elevator long-distance monitorng backstage.Described device is arranged on car door independently of electrical control system of elevator, its acceleration transducer, the acceleration a of horizontal direction when can detect car door movement1, elevator operation when vertical direction acceleration a2.Calculate the speed V of analysis car door horizontal direction1, unidirectional displacement S1, unidirectional maximum moving distance Smax, switch gate number C1And the speed V of vertical direction2.If V1≠ 0, then door open, until S1=SmaxWhen, open state in place for door；If V1=0, S1=0 or SmaxWhen, close state in place for door.When if car door is unable to open and close, OR gate is opened in place, V2≠ 0 OR gate open and close number >=threshold value Th, then report monitoring backstage.The utility model provides safeguard for the safe operation of elevator, provides reliable data for elevator maintenance, effectively improves maintenance quality.
Description
Technical field
The utility model is related to field of electrical control, and in particular to be a kind of lift car based on acceleration transducer
Door state detects warning device.
Background technology
With the continuous development of urbanization process, the quantity of skyscraper is continuously increased.Elevator, as people's go off daily
The important vehicles by largely be arranged on skyscraper in.In recent years, elevator safety Frequent Accidents, the day of people is had a strong impact on
Often life, or even jeopardize the life security of people.
Safety Supervision on Special Equipment office of State General Administration for Quality Supervision increasingly payes attention to elevator safety, has put into effect multiple standards and rule
Model, wherein《Elevator emergency disposes platform specification》As the first group norms in special equipment field, January 1 in 2016
Day formal execution, indicate that Road of Standardization is stepped into elevator emergency disposal.
According to prefectures and cities elevator emergencies disposal center to elevator malfunction, hurt sb.'s feelings and the statistics of security incident, analyze：Elevator
Aging, maintenance it is not in place be accident occur the main reason for.
Domestic elevator maintenance at present is mainly the first quarter moon maintenance and elevator annual test of elevator company.This maintenance model compares
Passively, because the access times of each elevator are different, corresponding elevator extent of deterioration is also different, therefore should use and tie up on demand
The pattern of guarantor.
Acceleration transducer does not monitor field extensive use, and patent disclosed in mandate now in elevator safety at present
Only range ability of the speed during operation of applied acceleration sensor detection elevator and elevator etc., is also not based on acceleration
Sensor is used for the device and method of elevator cab door state-detection and alarm.
Utility model content
Main purpose of the present utility model is to provide a kind of elevator cab door state-detection based on acceleration transducer
Warning device, it does not influence the original controller normal work of elevator independently of the electric control system of elevator.
In order to reach above-mentioned purpose, solution of the present utility model is：
A kind of elevator cab door state-detection warning device based on acceleration transducer, wherein, including acceleration sensing
Device module, micro controller module, real-time clock module, memory module, network transmission module, elevator long-distance monitorng backstage and electricity
Source module；
The acceleration sensor module, real-time clock module, memory module, network transmission module and power module and
Micro controller module is connected, and elevator long-distance monitorng backstage is connected by network transmission module with micro controller module；
When the acceleration of horizontal direction and elevator are run when the acceleration sensor module gathers elevator cab door open and close
The acceleration of vertical direction is simultaneously sent to micro controller module.
Further, the device also includes human-computer interaction module, and described human-computer interaction module has：
The key alarm modules of SOS mono-, it is transferred to for elevator passenger running into the key alert help of emergency one, alarm signal
Micro controller module, micro controller module are transferred to elevator long-distance monitorng backstage, elevator long distance by the network transmission module
Monitoring backstage reinforms maintenance unit or the expansion rescue of rescue facility of government；
LED state indicating lamp module, for showing the network connection state and elevator faults state of described device.
Further, the acceleration sensor module is twin shaft or multi-shaft acceleration transducer, when it gathers car door open and close
The acceleration parameter of vertical direction when acceleration parameter and the elevator operation of horizontal direction.
After said structure, a kind of lift car door state based on acceleration transducer that the utility model is related to is examined
Measuring alarming device and method, it is creatively proposed uses acceleration sensor module in elevator detection alarm field, and can
To realize opening or closing whether monitoring in place and linked cars door mechanical device have fault-free to elevator cab door.
Furthermore the utility model also compensate for carrying out the blank of fault pre-alarming according to lift car door state.If door is opened
Or the number closed is when exceeding threshold value Th, after the mechanical device fault pre-alarming information of automatic transmission linked cars door to remote monitoring
Platform.
The acceleration sensor module is arranged on car door, and its installation number is determined by the fan number of car door.Such as
Most of car door is biparting center opening door, then installs the acceleration transducer described in 1 respectively on two fan doors.The utility model
There is no harsh requirement to the installation site of acceleration transducer, as long as on car door.The acceleration transducer
The acceleration parameter that module obtains not only can be analog quantity but also can be digital quantity.If the acceleration parameter of collection is simulation
Amount, then be converted to digital quantity by AD conversion chip.
The network transmission module supports various modes transmission, both includes the Ethernet of RJ45 interfaces, can include nothing again
Gauze network, wireless network can solve the problems, such as constructional difficulties in elevator hoistways.
The real-time clock module provides system time, in order to ensure the accuracy of system time, at regular intervals and
The remote monitoring background synchronization time, and the time interval user of synchronization acquisition time can configure.
Brief description of the drawings
Fig. 1 is a kind of flow of the elevator cab door state-detection alarm method based on acceleration transducer of the utility model
Figure；
Fig. 2 is a kind of structure of the elevator cab door state-detection warning device based on acceleration transducer of the utility model
Schematic diagram.
Embodiment
In order to which the technical solution of the utility model is explained further, the utility model is entered below by specific embodiment
Row elaborates.
Referring to Fig. 1 and Fig. 2, a kind of elevator cab door state-detection based on acceleration transducer described in the utility model
Warning device and method, described device include acceleration sensor module, micro controller module, real-time clock module, memory
Module, network transmission module, elevator long-distance monitorng backstage and power module.
The acceleration signal of horizontal direction and elevator fortune during the elevator cab door open and close of acceleration sensor module collection
The acceleration signal of vertical direction is transferred to micro controller module during row, and micro controller module real-time calculation and analysis goes out car door shifting
The speed V of horizontal direction when dynamic1, the distance S that unidirectionally moves of car door singlec, the unidirectional distance S that moves1, it is unidirectional maximum mobile
Distance Smax, switch gate number C1And the speed V of vertical direction2。
The speed V of horizontal direction when memory preserves car door movement1, the distance S that unidirectionally moves of car door singlec, it is unidirectional
Mobile distance S1, unidirectional maximum moving distance Smax, switch gate number C1And the speed V of vertical direction2Etc. data.
Microcontroller according to the combinations of above-mentioned several parameters, logic judgment car door state, elevator faults warning information and
Elevator faults information.
If V1It is changed into non-zero from 0, then door is open mode, until S1Equal to SmaxWhen, open state in place for door；If V1For
0, S1Equal to 0 or V10 and S is changed into from non-zero1Equal to Smax, state in place is closed for door.
If elevator cab door can not open or close in place, monitoring backstage is reported by network transmission module；During Ruo Menkai, V2
It is not 0, then is determined as running open failure, monitoring backstage is reported by network transmission module；If the number of door open and close exceedes
Threshold value Th, then the fault pre-alarming information of linked cars door mechanical device is reported by network transmission module to remote monitoring backstage.
, can the progress of proactive notification maintenance unit if elevator long-distance monitorng backstage receives elevator faults information or elevator faults warning information
Maintenance and rescue.
The optional position that foregoing acceleration transducer may be mounted on elevator cab door.Its installation number is by car door
Number is fanned to determine.For example most of car door is biparting center opening door, then the acceleration sensing described in 1 is installed respectively on two fan doors
Device.
Foregoing acceleration transducer can be twin shaft or be multiaxis, be sensed using MMA8451Q 3-axis accelerations
Device or other models.The vertical direction when acceleration parameter of horizontal direction and elevator are run when it gathers car door open and close
Acceleration parameter not only can be analog quantity but also can be digital quantity.If the acceleration parameter of collection is analog quantity, pass through AD
Conversion chip is converted to digital quantity.
The key alarm modules of SOS mono- in foregoing human-computer interaction module, running into the key report of emergency one for elevator passenger
Alert emergency, alarm signal are transferred to microcontroller, and microcontroller is transferred to elevator long-distance monitorng by the network communication module
From the background, monitoring backstage notifies maintenance unit or rescue facility of government to deploy rescue automatically.
LED state indicating lamp module in foregoing human-computer interaction module, for showing the network connection state of aforementioned means
And elevator faults state.
Aforementioned network transport module had both included the Ethernet of RJ45 interfaces, included wireless network again, and wireless network can solve
Certainly in elevator hoistways the problem of constructional difficulties.
Foregoing real-time clock module provides system time.In order to ensure the accuracy of system time, at regular intervals can
It can configure with the time interval user of remote monitoring background synchronization time, and lock in time.
Hung down when the acceleration parameter of horizontal direction and elevator are run during foregoing acceleration transducer collection car door open and close
Nogata to acceleration parameter, from foregoing real-time clock module obtain the elevator time of running.When calculating analyzes car door movement
The speed V of horizontal direction1, the distance S that unidirectionally moves of car door singlec, the unidirectional distance S that moves1, switch gate number C1And
The speed V of vertical direction2。
Assuming that t0Moment car door starts to move, V1For 0, in t1Moment car door accelerates mobile end, starts at the uniform velocity to move
Dynamic, then the mobile distance of car door acceleration is：
Car door is after after a while at the uniform velocity mobile, t2Moment reduces speed now movement, then car door at the uniform velocity moves
Distance is：
Car door is after deceleration movement after a while, t3Moment V10 is kept to, then the mobile distance of car door deceleration is：
When elevator cab door is started to open at or closed, until V10 is kept to, the distance S that single unidirectionally movesCFor：
Sc=Si+Sj+Sk... ... ... ... ... ... formula four
The distance unidirectionally moved when elevator cab door opens or closesWherein i represents any car door
Unidirectional movement, n represents the total degree that car door moves in a complete unidirectional moving process.If S ＞ Smax, then update
Smax=S.If S ＜ Smax, then elevator cab door, which opens or closes, does not have in place.If Smax=S, then elevator cab door play on or off
Close in place.
t0Moment car door starts to move, then tdThe speed V of horizontal direction when moment car door moves1For：
tbMoment elevator starts to move in vertical direction, then teThe speed V of moment elevator vertical direction2For：
If S ＜ Smax, then elevator cab door, which opens or closes, does not have in place, to report car door to open or close event not in place
Hinder elevator long-distance monitorng backstage.
If synchronization, the speed V of horizontal direction when car door moves1≠ the 0 and speed V of elevator vertical direction2≠ 0, then
Elevator running open failure is reported to elevator long-distance monitorng backstage.Switch gate number C1The number unidirectionally moved for car door is total
With when switch gate number more than threshold value is C1＞ ThWhen, report the fault pre-alarming information of linked cars door mechanical device to be supervised to long-range
Control backstage.
Elevator faults and fault pre-alarming information are to be stored to memory, and by network transmission module to report by microcontroller
Elevator long-distance monitorng backstage.
Elevator long-distance monitorng backstage is automatic to notify that elevator maintenance unit is tieed up after elevator faults warning information is received
Protect, accomplish effectively to avoid elevator faults.
Elevator long-distance monitorng backstage is automatic to notify elevator maintenance unit to carry out maintenance after elevator faults information is received,
The initiative of maintenance is improved, effectively reduces the generation of elevator safety accident.A kind of described elevator based on acceleration transducer
Car door state detects and warning device and method, can improve the initiative, validity and science of elevator maintenance, Ke Yiti
The safety index of high elevator operation, it is possible to reduce the generation of elevator safety accident.
Above-described embodiment and schema and non-limiting product form of the present utility model and style, any art
The appropriate change or modification that those of ordinary skill is done to it, all should be regarded as not departing from patent category of the present utility model.
Claims (3)
1. a kind of elevator cab door state-detection warning device based on acceleration transducer, it is characterised in that including acceleration
Sensor assembly, micro controller module, real-time clock module, memory module, network transmission module, elevator long-distance monitorng backstage
And power module；
The acceleration sensor module, real-time clock module, memory module, network transmission module and power module are and micro-control
Device module processed is connected, and elevator long-distance monitorng backstage is connected by network transmission module with micro controller module；
It is vertical when the acceleration of horizontal direction and elevator are run when the acceleration sensor module gathers elevator cab door open and close
The acceleration in direction is simultaneously sent to micro controller module.
2. the elevator cab door state-detection warning device based on acceleration transducer, its feature exist as claimed in claim 1
In the device also includes human-computer interaction module, and described human-computer interaction module has：
The key alarm modules of SOS mono-, micro-control is transferred to running into the key alert help of emergency one, alarm signal for elevator passenger
Device module processed, micro controller module are transferred to elevator long-distance monitorng backstage, elevator long-distance monitorng by the network transmission module
Backstage reinforms maintenance unit or the expansion rescue of rescue facility of government；
LED state indicating lamp module, for showing the network connection state and elevator faults state of described device.
3. the elevator cab door state-detection warning device based on acceleration transducer, its feature exist as claimed in claim 1
In the acceleration sensor module is twin shaft or multi-shaft acceleration transducer, and horizontal direction adds when it gathers car door open and close
The acceleration parameter of vertical direction when speed parameter and elevator are run.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720551811.XU CN206735561U (en) | 2017-05-18 | 2017-05-18 | Elevator cab door state-detection warning device based on acceleration transducer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720551811.XU CN206735561U (en) | 2017-05-18 | 2017-05-18 | Elevator cab door state-detection warning device based on acceleration transducer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019189416A (en) * | 2018-04-26 | 2019-10-31 | 株式会社日立ビルシステム | Operation monitoring system of elevator |
| CN110451372A (en) * | 2019-08-12 | 2019-11-15 | 永大电梯设备（中国）有限公司 | A kind of confirmation method of elevator switch door performance |
| JP2020117318A (en) * | 2019-01-18 | 2020-08-06 | 株式会社日立ビルシステム | Door abnormality detection system and elevator system |
| CN111924678A (en) * | 2019-05-13 | 2020-11-13 | 奥的斯电梯公司 | Elevator health ranking beyond acceleration maximum |
| US11613445B2 (en) | 2018-12-05 | 2023-03-28 | Otis Elevator Company | Vibration monitoring beacon mode detection and transition |
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2017
- 2017-05-18 CN CN201720551811.XU patent/CN206735561U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019189416A (en) * | 2018-04-26 | 2019-10-31 | 株式会社日立ビルシステム | Operation monitoring system of elevator |
| US11613445B2 (en) | 2018-12-05 | 2023-03-28 | Otis Elevator Company | Vibration monitoring beacon mode detection and transition |
| US11912533B2 (en) | 2018-12-05 | 2024-02-27 | Otis Elevator Company | Vibration monitoring beacon mode detection and transition |
| US12297080B2 (en) | 2018-12-05 | 2025-05-13 | Otis Elevator Company | Vibration monitoring beacon mode detection and transition |
| JP2020117318A (en) * | 2019-01-18 | 2020-08-06 | 株式会社日立ビルシステム | Door abnormality detection system and elevator system |
| CN111924678A (en) * | 2019-05-13 | 2020-11-13 | 奥的斯电梯公司 | Elevator health ranking beyond acceleration maximum |
| CN110451372A (en) * | 2019-08-12 | 2019-11-15 | 永大电梯设备（中国）有限公司 | A kind of confirmation method of elevator switch door performance |
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