CN104891300A - Lift electric leakage detection device and system - Google Patents
Lift electric leakage detection device and system Download PDFInfo
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- CN104891300A CN104891300A CN201510364492.7A CN201510364492A CN104891300A CN 104891300 A CN104891300 A CN 104891300A CN 201510364492 A CN201510364492 A CN 201510364492A CN 104891300 A CN104891300 A CN 104891300A
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- elevator
- electric leakage
- electric
- information
- earth detector
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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
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invention provides a lift electric leakage detection device and a system. The lift electric leakage detection device comprises a control module and an electric leakage detection circuit; the control module is connected with the electric leakage detection circuit; the control module is used for obtaining the lift electric leakage information detected by the electric leakage detection circuit and sending the obtained lift electric leakage information to a server; the electric leakage detection circuit is used for detecting the electric leakage of the lift, and sending the lift electric leakage information to the control module after determining the electric leakage of the lift. According to the lift electric leakage detection device and the system, the managerial personnel of the lift can monitor the electric leakage on the housing of the lift in real time, and then immediately responds to the sudden lift housing electric leakage in the running process of lift.
Description
Technical field
The present invention relates to wireless communication field and elevator intelligent application, in particular to a kind of elevator earth detector and system.
Background technology
Because the floor of present building is more and more higher, people are upper more and more inconvenient downstairs, so downstairs upper for the ease of people, often lift-mounting in high-rise (being generally the building higher than six layers), the vertical conveyor of elevator to be a kind of with electrical motor be power, box like gondola is housed, takes advantage of people or carrying goods for tier building.Like this, just make the people in building by taking elevator, can the upper and lower high-rise of fast speed.
Existing elevator can be measured the weight of the personnel carried in lift car and article in the course of the work in real time, when measuring the weight of people and goods in lift car and exceeding the rated load weight of setting, can send the prompting of elevator overload.
But existing elevator can only be measured in real time to the weight of the personnel carried in lift car and article, but real-time whether the leaking electricity to elevator shell of the operating personal of elevator can not be made to monitor, thus make the operating personal of elevator can not make personnel to the elevator body leakage situation happened suddenly in running process of elevator in time to sue and labour and the reaction of overhauling elevator, reduce the Ride safety of elevator.
Summary of the invention
The object of the present invention is to provide a kind of elevator earth detector and system, whether leaking electricity to elevator shell of making that the operating personal of elevator can be real-time is monitored, thus can make a response to the elevator body leakage situation happened suddenly in running process of elevator in time.
First aspect, embodiments provides a kind of elevator earth detector, and described elevator earth detector comprises: control module and electric-leakage detection circuit;
Described control module, is connected with described electric-leakage detection circuit;
Described control module, for obtaining the elevator electric leakage information that described electric-leakage detection circuit detects, and is sent to server by the described elevator electric leakage information got;
Whether described electric-leakage detection circuit, leak electricity for detecting elevator, when determining that elevator leaks electricity, sends elevator electric leakage information to described control module.
In conjunction with first aspect, embodiments provide the first possible embodiment of first aspect, wherein, described control module comprises processing unit and radio-cell;
Described processing unit, is connected with described electric-leakage detection circuit with described radio-cell respectively;
Described processing unit, for obtaining the elevator electric leakage information that described electric-leakage detection circuit detects, and is sent to described radio-cell by the described elevator electric leakage information got;
Described radio-cell, is sent in described server for the described elevator electric leakage information described control module sent.
In conjunction with first aspect, embodiments provide the embodiment that the second of first aspect is possible, wherein, described electric-leakage detection circuit is connected with elevator shell, and described electric-leakage detection circuit comprises elevator sheath voltage acquiring unit, electric leakage judging unit, elevator electric leakage information generating unit and elevator electric leakage information transmitting unit;
Described elevator sheath voltage acquiring unit is connected with the shell of described elevator; Described electric leakage judging unit information generating unit of leaking electricity with described elevator sheath voltage acquiring unit and described elevator is respectively connected; Described elevator electric leakage information transmitting unit and described elevator information generating unit of leaking electricity is connected;
Described elevator sheath voltage acquiring unit, for obtaining the sheath voltage of described elevator, and is sent to described electric leakage judging unit by the sheath voltage of the described elevator got;
Described electric leakage judging unit, for the size of the sheath voltage contrasting the described elevator received and the voltage threshold preset, when the sheath voltage of described elevator is greater than described voltage threshold, notify that described elevator electric leakage information generating unit generates described elevator electric leakage information;
Described elevator electric leakage information generating unit, after the notice receiving described electric leakage judging unit, generates described elevator electric leakage information;
Described elevator electric leakage information transmitting unit, for being sent to described control module by the described elevator electric leakage information generated.
In conjunction with first aspect, embodiments provide the third possible embodiment of first aspect, wherein, described radio-cell, comprises wireless chip and power amplifier;
Wireless chip, and power amplifier electrical connection, and be connected with processing unit by serial peripheral equipment interface SPI, for receiving the elevator status data that processing unit sends, and the elevator status data of reception is sent to server by power amplifier; Power amplifier, for increasing the signal transmission power sending elevator status data to server.
In conjunction with first aspect, embodiments provide the 4th kind of possible embodiment of first aspect, wherein, described elevator earth detector also comprises: secondary battery;
Described secondary battery, is connected with described control module and described electric-leakage detection circuit respectively;
Described secondary battery, for being respectively described control module and described electric-leakage detection circuit is powered.
In conjunction with first aspect, embodiments provide the 5th kind of possible embodiment of first aspect, wherein, described radio-cell, comprises wireless chip and power amplifier;
Wireless chip, and power amplifier electrical connection, and be connected with processing unit by serial peripheral equipment interface SPI, for receiving the elevator electric leakage information that processing unit sends, and the elevator of reception electric leakage information is sent to server by power amplifier;
Power amplifier, for increasing the signal transmission power sending elevator electric leakage information to server.
In conjunction with first aspect, embodiments provide the 6th kind of possible embodiment of first aspect, wherein, described processing unit adopts CoolRunner-II family chip.
In conjunction with first aspect, embodiments provide the 7th kind of possible embodiment of first aspect, wherein, described wireless chip employing model is the Zigbee chip of CC2538.
In conjunction with first aspect, embodiments provide the 8th kind of possible embodiment of first aspect, wherein, described power amplifier adopts model to be the chip of CC2592.
Second aspect, embodiments provides a kind of elevator current leakage detection system, and described elevator current leakage detection system comprises: server and above-mentioned elevator earth detector;
Described server comprises wireless module and processing module; Described wireless module is connected with described processing module;
Described wireless module, for receiving the elevator electric leakage information that described elevator earth detector sends;
Described processing module, for according to the described elevator electric leakage information received, sends warning information, described warning information, is used to indicate elevator electric leakage.
A kind of elevator earth detector that the embodiment of the present invention provides and system, the detection of electrical leakage information of elevator is obtained from electric-leakage detection circuit by the control module arranged, make the operating personal of elevator, when getting elevator electric leakage information, the elevator work that electric leakage occurs can be stopped in time, and the elevator to there is electric leakage just can be arranged to overhaul and succour the personnel of elevator interior in the very first time, thus eliminate the leak current fault of elevator in a short period of time, ensure safety when elevator becomes passenger to take elevator.
For making above-mentioned purpose of the present invention, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of a kind of elevator earth detector that the embodiment of the present invention provides;
Fig. 2 shows the structural representation of a kind of elevator current leakage detection system that the embodiment of the present invention provides;
Fig. 3 shows the structural representation of the local side apparatus that the embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on embodiments of the invention, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
Consider in correlation technique, existing elevator can only be measured in real time to the weight of the personnel carried in lift car and article, but real-time whether the leaking electricity to elevator shell of the operating personal of elevator can not be made to monitor, thus make the operating personal of elevator can not make personnel to the elevator body leakage situation happened suddenly in running process of elevator in time to sue and labour and the reaction of overhauling elevator, reduce the Ride safety of elevator.Based on this, embodiments provide a kind of elevator earth detector and system.Be described below by embodiment.
See Fig. 1, present embodiments provide a kind of elevator earth detector, this elevator earth detector comprises: control module 10 and electric-leakage detection circuit 11.
Control module 10 is connected with electric-leakage detection circuit 11.
Particularly, control module, for obtaining the elevator electric leakage information that electric-leakage detection circuit 11 detects, and is sent to server by the elevator got electric leakage information.
Wherein, elevator electric leakage information is used to indicate elevator shell has leaky to occur.
By above description, in the elevator earth detector that the present embodiment provides, the detection of electrical leakage information of elevator is obtained from electric-leakage detection circuit by the control module arranged, make the operating personal of elevator, when getting elevator electric leakage information, the elevator work that electric leakage occurs can be stopped in time, and the elevator to there is electric leakage just can be arranged to overhaul and succour the personnel of elevator interior in the very first time, thus eliminate the leak current fault of elevator in a short period of time, ensure safety when elevator becomes passenger to take elevator.
Control module 10 comprises processing unit and radio-cell;
Processing unit, is connected with radio-cell and electric-leakage detection circuit 11 respectively;
Processing unit, for obtaining the elevator electric leakage information that electric-leakage detection circuit 11 detects, and is sent to radio-cell by the elevator got electric leakage information;
Radio-cell, is sent in server for elevator electric leakage information control module 10 sent.
Processing unit except with above-mentioned each model calling except, also leave expansion interface, for increasing new detection module, add the use extendability of elevator earth detector.
Radio-cell comprises: wireless chip and power amplifier; Wireless chip, be electrically connected with power amplifier, and by SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) be connected with processing unit, for receiving the elevator electric leakage information that processing unit sends, and the elevator of reception electric leakage information is sent to server by power amplifier; Power amplifier, for increasing the signal transmission power sending elevator electric leakage information to server, increases the stability of data transmission.
Under normal circumstances, the elevator electric leakage information that processing unit can periodically get by radio-cell is sent to server.
In the present embodiment, radio-cell generally refers to chip or the circuit that can carry out near radio transmission.Such as: wireless chip can adopt Zigbee (ZigBee protocol) chip.
Wherein, processing unit adopts CPLD (Complex Programmable Logic Device, CPLD) chip; Power amplifier adopts radio circuit.
Preferably, processing unit adopts the CoolRunner-II series CPLD chip of Xilinx company; Wireless chip adopts the model of TI company to be the chip of CC2538; Power amplifier adopts the model of TI company to be the chip of CC2592.
Certainly, processing unit, wireless chip and power amplifier can also adopt other can realize any chip of identical function respectively, repeat no longer one by one here.
Although existing Zigbee chip is per second all can send information, but still transmission data that can not be real-time, and in the present embodiment, when radio-cell adopts Zigbee chip, every 5 milliseconds can be arranged and send primary informations, allow the transmission that information can be real-time, to reach the object of information seamless link.
By radio-cell, the elevator information of leaking electricity is sent in the server of external lifts operating personal use, can make the operating personal of elevator in the region away from elevator also can Real-time Obtaining to the state of elevator, thus can fast speed to occurring that the elevator of unsafe condition reacts in time.
If netting twine is easy to connect, the server that elevator management personnel use can also be connected by local area network with elevator earth detector; The elevator got electric leakage information is sent in the server of external lifts operating personal use by local area network by elevator earth detector.
In order to get elevator electric leakage information, electric-leakage detection circuit 11 is connected with the shell of elevator.
Electric-leakage detection circuit 11, for detecting elevator in real time, whether elevator leaks electricity, and when detecting that elevator leaks electricity, sends elevator electric leakage information to control module.
Wherein, detection of electrical leakage information is used to indicate elevator current existence electric leakage risk.
The circuit structure of electric-leakage detection circuit 11 is simple, and just can build electric-leakage detection circuit 11 by resistance, electric capacity, diode and amplifier, the electric circuit inspection point of electric-leakage detection circuit 11 is connected with elevator shell, installs very convenient.
Electric-leakage detection circuit 11 can adopt any existing circuit structure that can carry out detection of electrical leakage, repeats no longer one by one here.
Divided according to function by the circuit structure of electric-leakage detection circuit 11, so electric-leakage detection circuit 11 comprises: elevator sheath voltage acquiring unit, electric leakage judging unit, elevator electric leakage information generating unit and elevator electric leakage information transmitting unit.
In electric-leakage detection circuit 11, the annexation of each unit comprises: elevator sheath voltage acquiring unit is connected with the shell of elevator; Electric leakage judging unit information generating unit of leaking electricity with elevator sheath voltage acquiring unit and elevator is respectively connected; Elevator electric leakage information transmitting unit and elevator information generating unit of leaking electricity are connected;
Elevator sheath voltage acquiring unit, for obtaining the sheath voltage of elevator, and is sent to electric leakage judging unit by the sheath voltage of the elevator got;
Electric leakage judging unit, for the size of the sheath voltage contrasting the elevator received and the voltage threshold preset, when the sheath voltage of elevator is greater than voltage threshold, notice elevator electric leakage information generating unit generates elevator electric leakage information;
Elevator electric leakage information generating unit, after the notice receiving electric leakage judging unit, generates elevator electric leakage information;
Elevator electric leakage information transmitting unit, for being sent to control module by the elevator of generation electric leakage information.
The detection of electrical leakage information of elevator is obtained by electric-leakage detection circuit, make the operating personal of elevator, when getting elevator electric leakage information, the elevator work that electric leakage occurs can be stopped in time, and the elevator to there is electric leakage just can be arranged to overhaul in the very first time, thus eliminate the leak current fault of elevator in a short period of time.
Under normal circumstances, elevator earth detector and elevator are all carry out work by the Power supply in building, but elevator earth detector and elevator can not be continued as when giving the power failure of elevator earth detector and elevator supply in building when electricity is provided, elevator and elevator earth detector just all can not proceed work, now the operating personal of elevator just can not the very first time grasps situation in elevator again, makes troubles to the maintenance of the rescue of personnel in elevator and elevator.
In order to make elevator management personnel when the power supply of powering to elevator earth detector can not continue to power to elevator earth detector because of fault, elevator earth detector can also be made to work on, transmit elevator electric leakage information to server, so elevator earth detector also comprises: secondary battery 12.
Secondary battery 12, is connected with control module 10 electric-leakage detection circuit 11 respectively.
Secondary battery 12, for being respectively control module 10 and electric-leakage detection circuit 11 is powered.
Wherein, secondary battery can be lithium cell, nickel-based battery, can also be that other anyly can provide the rechargeable battery of electricity for elevator earth detector, repeat no longer one by one here.
By arranging the backup power of secondary battery as elevator earth detector, can when the unexpected power-off of elevator, by being that elevator earth detector is powered as the secondary battery of backup power, make the operating personal of elevator in building, elevator earth detector and elevator can not be continued as to the power failure of elevator earth detector and elevator supply when providing electricity, also the elevator electric leakage information of elevator earth detector transmission can be got, thus the personnel's situation can understood in the very first time in elevator, and make the scheme of personnel's rescue and elevator reparing in time.
See Fig. 2, the present embodiment also provides a kind of elevator current leakage detection system 100, and this elevator current leakage detection system 100 comprises: server 101 and above-mentioned elevator earth detector 102.
Server 101 comprises wireless module and processing module; Wireless module is connected with processing module.Wireless module, for receiving the elevator electric leakage information that elevator earth detector 102 sends.Processing module, for according to the elevator electric leakage information received, sends warning information, warning information, is used to indicate elevator electric leakage.
By above description, in the elevator current leakage detection system that the present embodiment provides, when server obtains the detection of electrical leakage information of elevator by elevator earth detector from electric-leakage detection circuit, send alerting signal, make the operating personal of elevator, when getting elevator electric leakage information, the elevator work that electric leakage occurs can be stopped in time, and the elevator to there is electric leakage just can be arranged to overhaul and succour the personnel of elevator interior in the very first time, thus eliminate the leak current fault of elevator in a short period of time, ensure safety when elevator becomes passenger to take elevator.
If the distance of elevator earth detector 102 and server 101 in the transmission range of radio-cell (using Zigbee chip as radio-cell, the region normally within 1000 meters, the service area of transmission over radio), the elevator electric leakage information that the wireless module so in server 101 also uses Zigbee chip just can receive elevator earth detector 102 to transmit.
If the distance of elevator earth detector 102 and server 101 is not in the transmission range of radio-cell, so will be carried out the elevator electric leakage information transmission of the radio-cell transmission of near radio transmission in elevator earth detector 102 by Zigbee chip etc. in the mobile communications network with remote wireless transmission function with regard to needing by arranging local side apparatus, then by mobile communications network, elevator is leaked electricity information transmission in server 101 by local side apparatus.
See Fig. 3, local side apparatus 200 comprises mobile communication module 201, first wireless chip 202 and power amplifier 203, and mobile communication module 201 is connected with the first wireless chip 202, and the first wireless chip 202 is connected with power amplifier 203; The elevator electric leakage information that local side apparatus 200 sends over for receiving elevator earth detector, and whole short range transmission wireless network is managed, also to complete elevator electric leakage information from short range transmission wireless network to the conversion work of remote-wireless network, the elevator electric leakage information that elevator earth detector collects is sent to server by mobile communication module 201.
In local side apparatus, the first wireless chip 202 and mobile communication module 201 carry out data exchange by UART interface, the elevator of short range transmission transmission in wireless network electric leakage information are transformed in remote-wireless network and transmit.The first wireless chip 202 adopted in local side apparatus and the chip of power amplifier 203 are identical with the chip model of power amplifier with the radio-cell used in elevator earth detector.
Such as: the radio-cell used in elevator earth detector is Zigbee chip, the first wireless chip 202 so adopted in local side apparatus is also Zigbee chip.
Consider that the elevator earth detector quantity that local side apparatus accesses at most can reach 254, if have up to a hundred elevator earth detectors to local side apparatus transmission elevator electric leakage information simultaneously, so 2G data network possibly cannot meet requirements, so pay the utmost attention to the mobile communication module using 3G and 4G data network corresponding in local side apparatus, to ensure enough data bandwidths and transfer rate.
Such as: mobile communication module is intended adopting the model of SIMCOM Company to be the 3G data network chip of SIM5320E.Certainly, mobile communication module can also use other any 3G and 4G data network chips that can transmit elevator electric leakage information in 3G and 4G data network, repeats no longer one by one here.
When the distance environment that is longer or transmission over radio of elevator earth detector and local side apparatus is poor, when causing local side apparatus sometimes not receive the elevator electric leakage information of elevator earth detector transmission, wireless relay apparatus can be set between elevator earth detector and local side apparatus, ensure transmission stability and the reliability of the elevator electric leakage information transmitted between elevator earth detector and local side apparatus.
Wherein, the wireless relay apparatus power amplifier that comprises the second wireless chip and be connected with the second wireless chip.This second wireless chip adopts the chip with radio-cell same model in elevator earth detector.
In order to ensure the service life of wireless relay apparatus, can arrange wireless chip for subsequent use in wireless relay apparatus, this wireless chip for subsequent use also adopts the chip with radio-cell same model in elevator earth detector; Break down at the second wireless chip, when the elevator electric leakage information that elevator earth detector cannot be sent is delivered to local side apparatus, the elevator information of leaking electricity can be delivered to local side apparatus by this wireless chip for subsequent use by wireless relay apparatus, further ensures transmission stability and the reliability of the elevator electric leakage information transmitted between elevator earth detector and local side apparatus.
The each module, local side apparatus and the wireless relay apparatus that comprise to enable elevator earth detector carry out collection and the transmission work of elevator electric leakage information normally, and the installation site of elevator earth detector, local side apparatus and wireless relay apparatus is as follows:
Control module, is arranged on elevator cage outside top; Wireless relay apparatus, is arranged in elevator(lift) machine room or the top of building.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. an elevator earth detector, is characterized in that, described elevator earth detector comprises: control module and electric-leakage detection circuit;
Described control module, is connected with described electric-leakage detection circuit;
Described control module, for obtaining the elevator electric leakage information that described electric-leakage detection circuit detects, and is sent to server by the described elevator electric leakage information got;
Whether described electric-leakage detection circuit, leak electricity for detecting elevator, when determining that elevator leaks electricity, sends elevator electric leakage information to described control module.
2. elevator earth detector according to claim 1, is characterized in that,
Described control module comprises processing unit and radio-cell;
Described processing unit, is connected with described electric-leakage detection circuit with described radio-cell respectively;
Described processing unit, for obtaining the elevator electric leakage information that described electric-leakage detection circuit detects, and is sent to described radio-cell by the described elevator electric leakage information got;
Described radio-cell, is sent in described server for the described elevator electric leakage information described control module sent.
3. the elevator earth detector according to claims 1 or 2, it is characterized in that, described electric-leakage detection circuit is connected with elevator shell, and described electric-leakage detection circuit comprises elevator sheath voltage acquiring unit, electric leakage judging unit, elevator electric leakage information generating unit and elevator electric leakage information transmitting unit;
Described elevator sheath voltage acquiring unit is connected with the shell of described elevator; Described electric leakage judging unit information generating unit of leaking electricity with described elevator sheath voltage acquiring unit and described elevator is respectively connected; Described elevator electric leakage information transmitting unit and described elevator information generating unit of leaking electricity is connected;
Described elevator sheath voltage acquiring unit, for obtaining the sheath voltage of described elevator, and is sent to described electric leakage judging unit by the sheath voltage of the described elevator got;
Described electric leakage judging unit, for the size of the sheath voltage contrasting the described elevator received and the voltage threshold preset, when the sheath voltage of described elevator is greater than described voltage threshold, notify that described elevator electric leakage information generating unit generates described elevator electric leakage information;
Described elevator electric leakage information generating unit, after the notice receiving described electric leakage judging unit, generates described elevator electric leakage information;
Described elevator electric leakage information transmitting unit, for being sent to described control module by the described elevator electric leakage information generated.
4. elevator earth detector according to claim 2, is characterized in that, described radio-cell comprises wireless chip and power amplifier;
Wireless chip, and power amplifier electrical connection, and be connected with processing unit by serial peripheral equipment interface SPI, for receiving the elevator status data that processing unit sends, and the elevator status data of reception is sent to server by power amplifier; Power amplifier, for increasing the signal transmission power sending elevator status data to server.
5. the elevator earth detector according to claims 1 or 2, is characterized in that, described elevator earth detector also comprises: secondary battery;
Described secondary battery, is connected with described control module and described electric-leakage detection circuit respectively;
Described secondary battery, for being respectively described control module and described electric-leakage detection circuit is powered.
6. elevator earth detector according to claim 2, is characterized in that, described radio-cell comprises wireless chip and power amplifier;
Wireless chip, and power amplifier electrical connection, and be connected with processing unit by serial peripheral equipment interface SPI, for receiving the elevator electric leakage information that processing unit sends, and the elevator of reception electric leakage information is sent to server by power amplifier;
Power amplifier, for increasing the signal transmission power sending elevator electric leakage information to server.
7. elevator earth detector according to claim 2, is characterized in that, described processing unit adopts CoolRunner-II family chip.
8. elevator earth detector according to claim 6, is characterized in that, described wireless chip employing model is the Zigbee chip of CC2538.
9. elevator earth detector according to claim 6, is characterized in that, described power amplifier adopts model to be the chip of CC2592.
10. an elevator current leakage detection system, is characterized in that, described elevator current leakage detection system comprises: server and the elevator earth detector described in any one of claim 1-9;
Described server comprises wireless module and processing module; Described wireless module is connected with described processing module;
Described wireless module, for receiving the elevator electric leakage information that described elevator earth detector sends;
Described processing module, for according to the described elevator electric leakage information received, sends warning information, described warning information, is used to indicate elevator electric leakage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510364492.7A CN104891300A (en) | 2015-06-29 | 2015-06-29 | Lift electric leakage detection device and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510364492.7A CN104891300A (en) | 2015-06-29 | 2015-06-29 | Lift electric leakage detection device and system |
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| CN201510364492.7A Pending CN104891300A (en) | 2015-06-29 | 2015-06-29 | Lift electric leakage detection device and system |
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| CN110045215A (en) * | 2018-01-13 | 2019-07-23 | 深圳市灵联科技有限公司 | A kind of device applied to metallic rod detection of electrical leakage |
| CN110045176A (en) * | 2019-03-20 | 2019-07-23 | 国网河南省电力公司电力科学研究院 | Industrial equipment contact voltage monitoring device and system |
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Application publication date: 20150909 |