CN205527120U - Elevator safety real -time monitoring system - Google Patents

Elevator safety real -time monitoring system Download PDF

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Publication number
CN205527120U
CN205527120U CN201620116404.1U CN201620116404U CN205527120U CN 205527120 U CN205527120 U CN 205527120U CN 201620116404 U CN201620116404 U CN 201620116404U CN 205527120 U CN205527120 U CN 205527120U
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CN
China
Prior art keywords
elevator
control unit
unit
monitoring
user
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620116404.1U
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Chinese (zh)
Inventor
高福明
王云清
方鹏
陶旭
丁鑫洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liyang Tianmu Lake Specialized Secondary Schools
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Liyang Tianmu Lake Specialized Secondary Schools
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201620116404.1U priority Critical patent/CN205527120U/en
Application granted granted Critical
Publication of CN205527120U publication Critical patent/CN205527120U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an elevator safety real -time monitoring system, including system control unit, sensor unit, SMS transmit -Receive unit, user monitor terminal and elevator brake the control unit, wherein, user monitor terminal passes through SMS transmit -Receive unit and system control unit connection, sensor unit with elevator brake the control unit respectively with the system control unit connection, sensor unit with interconnect between the elevator brake the control unit. The utility model discloses can play the effect of early warning to the elevator of danger to stop dangerous elevator and carry out work again, effectively improved the security that the elevator used.

Description

A kind of elevator safety real-time inspection and control system
Technical field
This utility model belongs to elevator faults detection technique field, particularly to a kind of elevator safety real-time inspection and control system.
Background technology
Along with the high buildings and large mansions in city get more and more, elevator quantity is that expansion type increases.The a large amount of use of elevator brings great convenience for people, but has also carried a lot of safety problem simultaneously.In the recent period, frequently there is tragedy due to elevator faults, make that people's heart is afraid to be feared.So the monitoring of elevator operation also becomes the problem that people increasingly pay close attention to.After accident occurs, the on-the-spot machine room to emergency lift of expert, hoistway, car etc. are reconnoitred, and have done correlation test.It is concluded that emergency lift " brake block " serious wear, thickness only remains half, and brake braking force is not enough.
At present, also arisen at the historic moment some elevator faults detection methods.Such as, after waiting Lift out of order to stop transport, this information is sent at professional by the control system of elevator, the method that professional just carries out processing.These methods be the most all break down after be just notified that professional keeps in repair, so can only play the effect allowing professional's very first time carry out keeping in repair.If but breaking down when, elevator has people, also it is extremely dangerous.Such detection method is not that the brake to elevator detects, it is impossible to effectively prevent trouble before it happens.Or some security hidden troubles can be there are.
Utility model content
Utility model purpose: in order to overcome the deficiencies in the prior art, this utility model provides and a kind of can find the problem that elevator exists in advance, effectively plays the elevator safety real-time inspection and control system of forewarning function.
Technical scheme: this utility model provides a kind of elevator safety real-time inspection and control system, including system control unit, sensor unit, short message receiving-transmitting unit, user's monitoring terminal and elevator internal contracting brake control unit;Wherein, described user's monitoring terminal is connected with system control unit by short message receiving-transmitting unit, described sensor unit and described elevator internal contracting brake control unit are connected with described system control unit respectively, are connected with each other between described sensor unit and described elevator internal contracting brake control unit;Described sensor unit is for monitoring elevator internal contracting brake parameter elevator internal contracting brake state modulator elevator internal contracting brake control unit basis monitored, and send information to system control unit;The information received is sent to user's monitoring terminal by short message receiving-transmitting unit by system control unit;The information that user's monitoring terminal sends is sent to system control unit by described short message receiving-transmitting unit simultaneously;Described user's monitoring terminal is used for monitoring parameter and sending control information to system control unit;System controls the single information sent according to user's monitoring terminal makes elevator stop or work by controlling elevator internal contracting brake control unit, and described elevator internal contracting brake control unit is for controlling the work of elevator internal contracting brake.
Further, also including elevator internal contracting brake monitoring unit, described elevator internal contracting brake monitoring unit is for monitoring the working condition of elevator, and user can check the result of ladder monitoring device monitoring by user's monitoring terminal.So user can monitor the ruuning situation of elevator in real time, if it find that problem, can carry out remote control.
Further, described sensor unit includes that two proximity Hall switch and a temperature sensor, wherein said two proximity Hall switch are separately positioned on elevator motor band-type brake spring and in brake arm;Described temperature sensor is arranged on the brake block of elevator motor.So can detect the abrasion condition of brake shoe on the temperature of brake block on the spring tension of elevator internal contracting brake, band-type brake and band-type brake in real time.Thus according to these situations, the ruuning situation of elevator is carried out anticipation.
Further, described elevator internal contracting brake control unit includes that multiple relay, the normally-closed contact of each relay are connected in a loop with the stopping of elevator with running button, and the normally opened contact of each relay is connected with system control unit respectively.
Further, described system control unit is STC89C52 processor, and described short message receiving-transmitting unit is SIM900 system, and described system control unit carries out communication by serial ports and described short message receiving-transmitting unit.
Operation principle: band-type brake is to be under power failure state, when lift car is in static and motor, the electromechanical device preventing elevator from moving again.In some control form, it can check elevator when motor power-off.So, the duty of band-type brake plays very important effect in elevator works.This utility model uses proximity Hall switch, temperature sensor to monitor the duty of band-type brake in elevator in real time, and work according to the working state control elevator of the band-type brake monitored, so can real-time monitor the abrasion condition of band-type brake, user can be by the duty of Internet of Things monitoring elevator internal contracting brake simultaneously, the work of control elevator that can be long-range.
Beneficial effect: compared with prior art, dangerous elevator can be played the effect of early warning by this utility model, and stops dangerous elevator and be operated, is effectively increased the safety that elevator uses.Meanwhile, contingent fault can be sent to user terminal, user can know location of fault in advance such that it is able to is greatly improved the first-aid repair efficiency of elevator.Furthermore, maintainer can be with the service condition of long-distance video monitoring elevator internal contracting brake, it is possible to the working condition of remote control elevator, the most significantly more efficient safety that improve elevator use.
Accompanying drawing explanation
Fig. 1: be the elevator safety real-time inspection and control system structure schematic diagram of this utility model offer;
Fig. 2: be electric power loop schematic diagram in the system of this utility model offer;
Fig. 3: be the control circuit diagram of elevator internal contracting brake control unit in the system of this utility model offer;
Fig. 4: be sensor unit and elevator internal contracting brake control unit connection diagram in the system of this utility model offer;
Fig. 5: be elevator internal contracting brake control unit, system control unit and the connection diagram of short message receiving-transmitting unit in the system of this utility model offer;
Fig. 6: be alarm unit and elevator internal contracting brake control unit connection diagram in the system of this utility model offer.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is done and further explain.
Embodiment:
As it is shown in figure 1, the elevator safety real-time inspection and control system that the present embodiment provides, including system control unit, sensor unit, short message receiving-transmitting unit, user's monitoring terminal, elevator internal contracting brake monitoring unit and elevator internal contracting brake control unit;Wherein, user's monitoring terminal is connected with system control unit by short message receiving-transmitting unit, and sensor unit and elevator internal contracting brake control unit are connected with system control unit respectively, are connected with each other between sensor unit and elevator internal contracting brake control unit.Elevator internal contracting brake monitoring unit is arranged in elevator(lift) machine room, for monitoring the working condition of each equipment in elevator(lift) machine room, and the working condition passing through each equipment in the elevator(lift) machine room that network will monitor is sent to user's monitoring terminal, user can be monitored in real time by user's monitoring terminal.Here user's monitoring terminal can be mobile phone, computer, panel computer etc., it is only necessary to installs on devices and checks software accordingly, and elevator internal contracting brake monitoring unit uses photographic head.Sensor unit is for monitoring elevator internal contracting brake parameter and the elevator internal contracting brake parameter monitored being sent in system control unit;System control unit compares rear elevator internal contracting brake control unit according to the elevator internal contracting brake parameter received and sends fault message to system control unit, system control unit employing STC89C52 single-chip microcomputer;Short message receiving-transmitting unit is sent to user's monitoring terminal for the information sent by system control unit, the information that user's monitoring terminal sends is sent to system control unit simultaneously, short message receiving-transmitting unit is SIM900 system, and system control unit carries out communication by serial ports and described short message receiving-transmitting unit;User's monitoring terminal is used for monitoring parameter and sending control information to system control unit;Elevator internal contracting brake control unit is for controlling the work of elevator internal contracting brake.
Wherein, containing three detection switches in sensor unit, including two proximity Hall switch and a temperature sensor, one of them proximity Hall switch is fixed on one end of band-type brake spring, the other end at band-type brake spring fixes a detection sheet metal, if the change of any one braking moment, spring will extend, the detecting distance of proximity Hall switch will reduce, when detecting distance less than preset threshold value time, proximity switch will action, make the coil losing electricity of operation catalyst, motor power is cut off, and elevator is out of service.
Another proximity Hall switch is fixed in brake arm, when distance between proximity Hall switch and the power transmission shaft of motor reduces, illustrate that brake shoe exists abrasion, when detecting distance is less than the threshold value preset, proximity switch will action, making the coil losing electricity of operation catalyst, motor power is cut off, and elevator is out of service.
Temperature sensor is fixed on the brake block of motor, and when the temperature on the brake block of motor is more than the threshold value preset, motor power is cut off, and elevator is out of service.
Wherein, the wear extent of the band-type brake tension force of elevator motor, the temperature of brake block and band-type brake brake shoe all can carry out self-defined according to the elevator motor of different model and different requirement.
As in figure 2 it is shown, system power supply loop is by transformator, rectifier bridge and Switching Power Supply, the voltage of AC380V is converted into the running voltage required for unit.D01, D02 port is 110V unidirectional current, for band-type brake coil power supply.101,102 ports are 110V alternating current, power for running catalyst to elevator.201,202 ports are 220V alternating current, for powering to alarm unit.301,302 ports are 24V unidirectional current, power to elevator internal contracting brake control unit and sensor unit.VCC, GND are 5V unidirectional current, power to system control unit and short message receiving-transmitting unit.
As shown in figs. 34, sensor unit includes two proximity Hall switch and a temperature sensor switch.Elevator internal contracting brake control unit includes that elevator runs button, stop button, runs catalyst, band-type brake catalyst, runs contacts of contactor, tension force detection auxiliary reclay, temperature detection auxiliary reclay and brake block abrasion detection auxiliary reclay.The normally-closed contact of detection auxiliary reclay corresponding for each sensor is cascaded with lock ladder/operation relay normally-closed contact, constituting a safety return circuit, the normally-closed contact end of each auxiliary reclay is connected with proximity Hall switch and temperature sensor switch the most respectively.Once elevator occurs in that fault, and it is electric that each sensor can make auxiliary reclay coil obtain, and makes normally-closed contact disconnect, and runs so that stop elevator.
As shown in Figure 5, the key process unit of system control unit is STC89C52 single-chip microcomputer, is connected by one group of normally opened contact that tri-pins of P2.0, P2.1 of single-chip microcomputer and P2.2 detect auxiliary reclay with tension force detection auxiliary reclay, temperature detection auxiliary reclay and brake block abrasion respectively.When wherein one or more auxiliary reclay actions, will make corresponding pin ground connection, now system control unit will detect.System control unit can be carried out serial communication with SIM900 by two pins of RXD Yu TXD according to different trouble points, be sent on the mobile phone of user by corresponding fault message.Where so user just can know trouble point the most intuitively.If band-type brake spring tension is not enough, P2.0 port becomes low level, STC89C52 single-chip microcomputer immediately passes through the short message receiving-transmitting unit of serial ports and SIM900 system and carries out communication, send " spring tension is not enough " note to report to the police to user's monitoring terminal, if elevator faults does not also recover after 30 minutes, just send Article 2 note.If elevator faults recovers not yet after this, the transmission frequency of note reforms into 10 minutes/bar.And note corresponding to P2.1 mouth is " band-type brake temperature is too high ", P2.2 mouth is " elevator brake block abrasion ".User can remove repair and maintenance according to short message prompt before carrying corresponding instrument and changing parts.It is possible to prevent tape error or leakage band instrument and changes the situation generation of parts.
Simultaneously, user can also be by the ruuning situation of ladder band-type brake monitoring unit monitoring elevator, if need the work remotely controlling elevator, have only to only to lock ladder by user's monitoring terminal or run short message sending to SIM900 module, SIM900 module passes through serial communication, short message content is transferred to system control unit, and system control unit passes through note comparison.If content is " ON ", just P1.3 foot is set to low level, allow lock ladder/run relay coil must not electricity so that in Fig. 3 lock ladder relay normally-closed contact be in " closed " state, elevator is in " RUN " state.If content is " OFF ", just P1.3 foot being set to low level, allow lock ladder/operation relay coil obtain electric so that in Fig. 3, the normally-closed contact of lock ladder relay is in "off" state, elevator is in " lock ladder " state.
As shown in Figure 6, alarm unit can also be included, alarm unit is connected with elevator internal contracting brake control unit, and wherein alarm unit includes alarm, and alarm is connected with tension force detection auxiliary reclay, temperature detection auxiliary reclay and brake block abrasion detection auxiliary reclay respectively.As long as any one auxiliary reclay obtains electric, normally opened contact will adhesive so that alarm obtains electric, and system will be reported to the police.
Elevator is monitored by elevator internal contracting brake monitoring unit in real time that be arranged in elevator(lift) machine room, and be connected with user's monitoring terminal network, user can monitor the situation in elevator(lift) machine room in real time by user's monitoring terminal, when being found to have abnormal conditions, user can control the running status of elevator by user's monitoring terminal network.
Using such elevator safety real-time inspection and control system and control method thereof, the use making elevator is the safest, it is possible to effectively plays the effect of early warning, uses photographic technique simultaneously, the effect of the double shield played.

Claims (5)

1. an elevator safety real-time inspection and control system, it is characterised in that: include system control unit, sensor list Unit, short message receiving-transmitting unit, user's monitoring terminal and elevator internal contracting brake control unit;Wherein, described user's monitoring terminal passes through Short message receiving-transmitting unit is connected with system control unit, described sensor unit and described elevator internal contracting brake control unit respectively with institute State system control unit to connect, be connected with each other between described sensor unit and described elevator internal contracting brake control unit;Described biography Sensor cell is for monitoring elevator internal contracting brake parameter and will control list according to the elevator internal contracting brake state modulator elevator internal contracting brake monitored Unit, and it send information to system control unit;The information received is sent by system control unit by short message receiving-transmitting unit To user's monitoring terminal;The information that user's monitoring terminal sends is sent to system simultaneously and controls single by described short message receiving-transmitting unit Unit;Described user's monitoring terminal is used for monitoring parameter and sending control information to system control unit;System controls single The information sent according to user's monitoring terminal made elevator stop or work, described elevator by controlling elevator internal contracting brake control unit Band-type brake control unit is for controlling the work of elevator internal contracting brake.
Elevator safety real-time inspection and control system the most according to claim 1, it is characterised in that: also include elevator Monitoring device, described elevator internal contracting brake monitoring unit is arranged in elevator(lift) machine room, for monitoring the work of each equipment in elevator(lift) machine room Making situation, user checks the result of ladder monitoring device monitoring by user's monitoring terminal.
Elevator safety real-time inspection and control system the most according to claim 1, it is characterised in that: described sensor Unit includes that two proximity Hall switch and a temperature sensor, wherein said two proximity Hall switch are separately positioned on On elevator motor band-type brake spring and in brake arm;Described temperature sensor is arranged on the brake block of elevator motor.
Elevator safety real-time inspection and control system the most according to claim 1, it is characterised in that: described elevator is embraced Lock control unit includes that multiple relay, the normally-closed contact of each relay and the stopping of elevator are connected on running button In one loop, the normally opened contact of each relay is connected with system control unit respectively.
Elevator safety real-time inspection and control system the most according to claim 1, it is characterised in that: described system control Unit processed is STC89C52 processor, and described short message receiving-transmitting unit is SIM900 system, and described system control unit passes through Serial ports and described short message receiving-transmitting unit carry out communication.
CN201620116404.1U 2016-02-05 2016-02-05 Elevator safety real -time monitoring system Expired - Fee Related CN205527120U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620116404.1U CN205527120U (en) 2016-02-05 2016-02-05 Elevator safety real -time monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620116404.1U CN205527120U (en) 2016-02-05 2016-02-05 Elevator safety real -time monitoring system

Publications (1)

Publication Number Publication Date
CN205527120U true CN205527120U (en) 2016-08-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109466985A (en) * 2018-12-12 2019-03-15 上海长江斯迈普电梯有限公司 A kind of double embrace lock intelligence control system with warning function
CN111017667A (en) * 2019-11-25 2020-04-17 广东马上到网络科技有限公司 Elevator brake abnormity detection method, device and equipment and readable storage medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109466985A (en) * 2018-12-12 2019-03-15 上海长江斯迈普电梯有限公司 A kind of double embrace lock intelligence control system with warning function
CN109466985B (en) * 2018-12-12 2021-02-09 上海长江斯迈普电梯有限公司 Double-band-type brake intelligent control system with early warning function
CN111017667A (en) * 2019-11-25 2020-04-17 广东马上到网络科技有限公司 Elevator brake abnormity detection method, device and equipment and readable storage medium

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160831

Termination date: 20200205

CF01 Termination of patent right due to non-payment of annual fee