CN106586755A - Detection device and method for contact of elevator door lock in elevator safety circuit - Google Patents
Detection device and method for contact of elevator door lock in elevator safety circuit Download PDFInfo
- Publication number
- CN106586755A CN106586755A CN201710066315.XA CN201710066315A CN106586755A CN 106586755 A CN106586755 A CN 106586755A CN 201710066315 A CN201710066315 A CN 201710066315A CN 106586755 A CN106586755 A CN 106586755A
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- Prior art keywords
- door lock
- contact
- module
- elevator
- control module
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Classifications
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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
- B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invention discloses a detection device and method for a contact of an elevator door lock in an elevator safety circuit. The detection device comprises an elevator door lock contact detection module and a car master control module connected to the elevator door lock contact detection module. The elevator door lock contact point detection module is used for collecting contact information of the contact of the elevator door lock and sending the contact information to the car master control module; the car master control module compares the contact information with a predetermined threshold value to further judge whether the content of the elevator door lock fails or not; the elevator door lock contact detection module comprises sensor modules which are provided with sensor number corresponding to floors; the sensor modules are arranged at two ends of the contact of the elevator door lock for measuring the elevator door lock contact information. The device disclosed by the invention can detect the contact of the elevator door lock in the elevator safety circuit and determine whether the contact of the elevator door lock fails or not and the position of the failure, and meanwhile, the device further can detect the oxidizing degree of the contact of the elevator door lock.
Description
Technical field
The present invention relates to a kind of elevator technology field, more particularly, to a kind of door lock of elevator in elevator safety loop
Contact detection device and method.
Background technology
As shown in figure 1, in current elevator safety loop, by commutator 110V DC currents out, positive pole is by fusing
Silk 1RD is connected to No. 100 lines, and negative pole is connected to No. 101 lines by fuse 2RD.
In elevator safety loop, the switch series connection of all safety components in elevator further controls jerk relay,
When the switch for having any safety component in safety component rise protection, will cut-out jerk relay coil power supply, make jerk after
Electrical equipment discharges, while warning message is sent into main control computer plate.
As the switch of all of safety component is all to connect in circuit, when the switch of any one safety component is acted as
Used time, will all cause safety return circuit to disconnect, but main control computer plate cannot accurately know that concrete which or which door lock is touched
Point disconnects.
Further, since door lock of elevator contact itself it is long-term, frequent, rapidly closure, disconnect process, make door lock contact
Electric spark is produced, causes door lock contact oxidation, ultimately resulting in circuit cannot turn on.The oxidation of door lock contact is slow and long-term
Caused by accumulation, it is difficult to significantly be found.
The content of the invention
It is an object of the invention to overcome the defect of prior art, there is provided door lock of elevator contact in a kind of elevator safety loop
Detection means and method, the door lock of elevator contact in elevator safety loop can be detected, determines door lock of elevator contact
Whether break down, and the position broken down, while the degree of oxidation of door lock of elevator contact can also be detected, further sentence
The service condition of disconnected each door lock contact, and predict the safe life time limit of each contact.
For achieving the above object, the present invention proposes following technical scheme：Door lock of elevator contact in a kind of elevator safety loop
Detection means, including door lock of elevator contact detection module, and the sedan-chair being connected with door lock of elevator contact detection module
Railway carriage or compartment main controller module, door lock of elevator contact detection module include front end microprocessor control module and the front end Wei Chu
The reason front end communications module that is connected of device control module, and be located at door lock of elevator contact two ends and with the front end microprocessor
The sensor assembly that control module is connected, the car main controller module include terminal microprocessor control module, and described
The terminal communication module that terminal microprocessor control module is connected, and be connected with the terminal microprocessor control module
User terminal module, the sensor assembly by the contact information for measuring be input into front end microprocessor control module process
Afterwards, contact information is sent by front end communications module, terminal communication module receives contact information and is input into terminal microprocessor mould
Door lock of elevator contact is judged in block with the presence or absence of problem, the user terminal module carries out result and shows.
Preferably, door lock of elevator contact detection module also includes power-switching circuit module, and battery module, institute
State power transfer module to be connected with front end microprocessor control module and battery module, by the electricity in elevator safety loop
Pressure is converted to the running voltage of front end microprocessor control module, while giving charging battery module, the battery module is front end
Microprocessor control module is powered.
Preferably, the car main controller module also includes the data operation and processing module for quick processing data,
The data operation processing module by sensor assembly data quick-processing and can be sent to rear end microprocessor control module
Judged, judged the door lock of elevator contact broken down in time.
Preferably, the sensor assembly is provided with the sensor number corresponding with floor.
Preferably, the front end communications module and terminal communication module were communicated by way of wireless connection.
In a kind of elevator safety loop, the detection method of door lock of elevator contact, comprises the following steps：
S1, in the range of time T1, the contact information at sensor assembly collection door lock of elevator contact two ends is simultaneously input into front end
In microprocessor control module；
S2, front end microprocessor control module is by front end communications module transmission contact information into car main controller；
S3, the terminal communication module in car main controller receive contact information and are input into terminal microprocessor control module
In；
S4, if contact information is not inconsistent with pre-set threshold value scope, sends alarm to user terminal module, otherwise, preserves and touch
Point information, continues executing with S1～S4.
Preferably, the sensor assembly is provided with the sensor number corresponding with floor.
Preferably, the terminal microprocessor control module is according to the contact information that receives and the first pre-set threshold value and the
Two pre-set threshold values compare, magnitude of voltage of the door lock of elevator contact information for door lock of elevator contact two ends, if sensor assembly
The door lock of elevator contact both end voltage value for detecting is equal, and is more than 0V, then show that door lock of elevator contact and conducting are good；
If the difference of the door lock of elevator contact both end voltage value that sensor assembly is detected is more than the first pre-set threshold value and presets less than second
Threshold values, then show that door lock of elevator contact can turn on, but door lock of elevator contact has oxidation；If when sensor assembly is detected
The difference of door lock of elevator contact both end voltage value is more than the second pre-set threshold value, then show that door lock of elevator contact is broken down.
Preferably, the front end communications module and terminal communication module were communicated by way of wireless connection.
The invention has the beneficial effects as follows：
Door lock of elevator contact detection device of the present invention, by arranging sensor at door lock of elevator contact two ends to examine
Door lock of elevator contact information is surveyed, while the sensor is numbered, can fast and accurately search the elevator of generation problem
Door lock contact, is timely safeguarded in advance, meanwhile, the door lock of elevator contact detection device can also further detect each
The degree of oxidation of door lock of elevator contact, and the safe life time limit of each contact is predicted, improve the safety of elevator.
Description of the drawings
Fig. 1 is elevator safety loop schematic diagram in prior art；
Fig. 2 is the door lock of elevator contact detection device structural representation of the present invention；
Fig. 3 is the door lock of elevator contact detection module structured flowchart of the present invention；
Fig. 4 is the car main controller modular structure block diagram of the present invention；
Fig. 5 is the door lock of elevator contact detection method schematic diagram of the present invention；
Fig. 6 is front end microprocessor control module flow chart of data processing figure；
Fig. 7 is terminal microprocessor control module flow chart of data processing figure.
Reference：1st, door lock of elevator contact detection module, 11, front end microprocessor control module, 12, front end communication mould
Block, 13, sensor assembly, 131, contact front end sensors module, 132, contact terminals sensor assembly, 14, Power convert electricity
Road module, 15, battery module, 2, car main controller module, 21, terminal microprocessor control module, 22, terminal communication module,
23rd, user terminal module, 24, data operation processing module.
Specific embodiment
Below in conjunction with the accompanying drawing of the present invention, clear, complete description is carried out to the technical scheme of the embodiment of the present invention.
With reference to shown in Fig. 2, the detection means of door lock of elevator contact in a kind of disclosed elevator safety loop, bag
Include door lock of elevator contact detection module 1, car main controller module 2, door lock of elevator contact detection module 1 and car main controller
Module 2 is connected, and door lock of elevator contact detection device sends the contact information that measurement is obtained to car main controller module 2, sedan-chair
Railway carriage or compartment main controller module 2 carries out judging whether contact breaks down according to the contact information, and the position of the contact broken down
Put.
Specifically, as shown in figure 3, door lock of elevator contact detection module 1 include front end microprocessor control module 11,
Front end communications module 12, and sensor assembly 13, the sensor assembly 13 are connected with front end microprocessor control module 11
Connect, the front end microprocessor control module 11 is connected with front end communications module 12, the sensor assembly 13 is located at elevator
The two ends of door lock contact, for measuring the information of door lock of elevator contact, which includes the contact letter for measuring door lock of elevator contact one end
The contact front end sensors module 131 of breath, and the contact terminals sensing of the contact information of measurement door lock of elevator contact opposite end
Device module 132, the sensor assembly 13 are provided with sensor number, each a certain floor of sensor number correspondence, when the building
When the door lock of elevator contact of layer is broken down, attendant quickly can be positioned to failure, timely keeped in repair.Institute
State sensor assembly 13 contact information is input into into front end microprocessor control module 11, front end microprocessor control mould
Block 11 is sent contact information to car main controller mould by front end communications module 12 after the contact information is further processed
In block 2.In the present embodiment, magnitude of voltage of the contact information that sensor assembly 13 is measured for door lock of elevator contact two ends, car master
According to the magnitude of voltage of measurement, control device module 2 determines whether whether door lock of elevator contact breaks down, and door lock of elevator contact
With the presence or absence of oxidative phenomena, it is, of course, also possible to pass through to measure the magnitude of voltage at door lock of elevator contact two ends, and door lock of elevator is flowed through
The current value of contact, calculates the resistance value of door lock of elevator contact, sees whether resistance value changes etc. to judge door lock of elevator
Contact whether there is problem.
Door lock of elevator contact detection module 1 also includes power-switching circuit module 14, and battery module 15, described
Power-switching circuit module 14 is connected with front end microprocessor control module 11, while be also connected with battery module 15, institute
It can be front end microprocessor control module 11 by the voltage conversion in elevator safety loop to state power-switching circuit module 14
Running voltage, while can be charged to battery module 15, it is not necessary to additionally increase power supply, be effectively reduced cost, this
In embodiment, the voltage conversion in elevator safety loop is the available voltage of equipment and is by the power-switching circuit module 14
Battery module 15 charges.Likewise, the battery module 15 is connected with front end microprocessor control module 11, work as elevator safety
When loop is in open-circuit condition, which can provide running voltage for front end microprocessor control module 11, it is ensured that door lock of elevator is touched
Whether point detection module normal work, so as to persistently detect to door lock of elevator contact, determine whether door lock of elevator contact
Existing problems.
Further, as shown in figure 4, the car main controller module 2 includes terminal microprocessor control module 21, end
End communication module 22, and user terminal module 23, terminal communication module 22 are connected with terminal microprocessor control module 21,
Terminal microprocessor control module 21 is connected with user terminal module 23, the terminal communication module 22 and front end communications module
Communicate between 12, receive the contact information that door lock of elevator contact detection module 1 sends, and the contact information was sent to end
End microprocessor control module 21, the front end communications module 12 are carried out by way of being wirelessly connected with terminal communication module 22
Communication, in the present embodiment, front end communications module 12 and terminal communication module 22 preferably be selected from Lora wireless communication modules, ZigBee without
One kind in line communication module；The terminal microprocessor control module 21 according to the contact information and the first pre-set threshold value and
Second pre-set threshold value is compared, and judges whether door lock of elevator contact breaks down, and the floor position for breaking down.
Specifically, the magnitude of voltage of the front terminal contacts for detecting when contact front end sensors module 13 is sensed equal to contact terminals
The magnitude of voltage of the back-end contacts that device module 13 is detected, and during more than 0V, show that door lock of elevator contact and conducting are good；When
After the magnitude of voltage of the front terminal contacts that contact front end sensors module 13 is detected is detected with contact terminals sensor assembly 13
When the difference of the magnitude of voltage of terminal contacts is more than the first pre-set threshold value and is less than the second pre-set threshold value, show that door lock of elevator contact can be led
It is logical, but there is oxidation, in the present embodiment, the first pre-set threshold value is 10V, and the second pre-set threshold value is magnitude of voltage in elevator safety loop
Half, the terminal microprocessor control module 21 determine whether making for door lock contact according to the degree of oxidation of door lock contact
With situation, the service life time limit of elevator is predicted, and is shown in user terminal module 23 so that attendant can be in advance
Door lock contact is changed in maintenance, so as to improve the safety of elevator；When the front end that contact front end sensors module 13 is detected
When the magnitude of voltage of the back-end contacts that the magnitude of voltage of contact is detected with contact terminals sensor assembly 13 is more than the second pre-set threshold value,
Then show that door lock of elevator contact is broken down, need to be serviced.
After door lock of elevator contact is broken down, terminal microprocessor control module 21 will appear from the door lock of elevator contact of failure
Floor location information is sent to user terminal module 23, and the user terminal module 23 includes LCD display and mobile phone terminal
Deng user terminal module 23 can timely receive the floor location information of the door lock of elevator contact broken down, timely to which
Safeguarded, it is ensured that elevator safety, successfully run.
When floor is more, corresponding door lock of elevator contact is also more, the contact information that sensor assembly 13 is collected
Increase accordingly, need to improve the data processing speed of elevator car module, timely find the door lock of elevator for going wrong
Contact, in the present embodiment, is additionally provided with the data operation processing module for quick processing data in the elevator car module
24, the data operation processing module 24 by 13 data quick-processing of sensor assembly and can be sent to terminal microprocessor control
Molding block 21 judged, judges the door lock of elevator contact broken down in time.
In a kind of elevator safety loop, the detection method of door lock of elevator contact, comprises the steps：
S1, in the range of time T1, the contact information of the collection door lock of elevator of sensor assembly 13 contact is simultaneously input into micro- to front end
In processor control module 11, in the present embodiment, T1 preferably 1 minute；
S2, sends the contact information to sedan-chair by front end communications module 12 after the process of front end microprocessor control module 11
In railway carriage or compartment main controller module 2；
Specifically, as shown in Figure 5 and Figure 6, in the present embodiment, on the sensor assembly 13 at door lock of elevator contact two ends
Sensor number is provided with, each a certain floor of sensor number correspondence, when the door lock of elevator contact of the floor is broken down, dimension
Shield personnel quickly can be positioned to failure, timely keeped in repair, the detection door lock of elevator of sensor assembly 13 contact
Contact information, and the contact information and 13 numbered transmission of corresponding sensor assembly are controlled into mould to front end microprocessor
Block 11, is further processed.Magnitude of voltage of the contact information for door lock of elevator contact two ends, front end microprocessor control mould
The magnitude of voltage for measuring and sensor number are sent to car after carrying out respective handling by block 11 by front end communications module 12
In controller, by the magnitude of voltage of measurement, car main controller determines whether whether door lock of elevator contact breaks down, and
Door lock of elevator contact whether there is oxidative phenomena, it is, of course, also possible to pass through to measure the magnitude of voltage at door lock of elevator contact two ends, and
The current value of door lock of elevator contact is flowed through, the resistance value of door lock of elevator contact is calculated, whether is changed according to resistance value
To judge that door lock of elevator contact whether there is problem.
S3, the terminal communication module 22 in car main controller receive contact information and are input into terminal microprocessor and control mould
Determine whether in block 21 whether door lock of elevator contact goes wrong；
Specifically, as shown in figure 5 and figure 7, terminal communication module 22, the front end communication are provided with the car main controller
Communicate between module 12 and terminal communication module 22, in the present embodiment, the front end communications module 12 and terminal communication module
22 were connected by way of wireless connection, and front end communications module 12 and terminal communication module 22 preferably are selected from Lora radio communication molds
One kind in block, ZigBee wireless communication modules；The data input that sensor assembly 13 is collected is to terminal microprocessor control
Determine whether in molding block 21 whether door lock of elevator contact goes wrong.
S4, if contact information is not inconsistent with pre-set threshold value, sends alarm to user terminal module 23, otherwise, preserves contact
Information.
Specifically, as shown in figure 5 and figure 7, terminal microprocessor control module 21 will receive data and carry out judgement process, when
The magnitude of voltage of the front terminal contacts that contact front end sensors module 13 is detected is equal to what contact terminals sensor assembly 13 was detected
The magnitude of voltage of back-end contacts, and during more than 0V, show that contact and conducting are good；When contact front end sensors module 13 is detected
To front terminal contacts the difference of the magnitude of voltage of terminal contact that detects of magnitude of voltage and contact terminals sensor assembly 13 more than the
One pre-set threshold value and less than the second pre-set threshold value when, show that contact can turn on, but door lock of elevator contact exist oxidation, this enforcement
In example, first pre-set threshold value is 10V, and the second pre-set threshold value is magnitude of voltage half in elevator safety loop, and the terminal is micro-
Degree of oxidation of the processor control module 21 according to door lock contact, determines whether the service condition of door lock contact, predicts elevator
The service life time limit, and shown in user terminal module 23 so that attendant can keep in repair in advance or change door
Lock contact, so as to improve the safety of elevator；The magnitude of voltage of the front terminal contacts detected when contact front end sensors module 13 with
The magnitude of voltage of the terminal contact that contact terminals sensor assembly 13 is detected more than in elevator safety loop during magnitude of voltage half, then
Show that door lock of elevator contact is broken down, need to be serviced, therefore warning is sent to user terminal module 23.
If not breaking down, data message is retained, continued executing with step S1～S4.
Door lock of elevator contact detection device of the present invention and method, can be to the door lock of elevator in elevator safety loop
Contact detected, determines whether door lock of elevator contact breaks down, and the position broken down, while electricity can also be detected
The degree of oxidation of terraced door lock contact, determines whether the service condition of each door lock contact, and predicts the peace of each door lock contact
In time limit life-cycle, improve elevator safety.
The technology contents and technical characteristic of the present invention have revealed that as above, but those of ordinary skill in the art still may base
Make a variety of replacements and modification without departing substantially from spirit of the present invention in teachings of the present invention and announcement, therefore, the scope of the present invention
The content that should be not limited to disclosed in embodiment, and various replacements and modification without departing substantially from the present invention should be included, and be this patent Shen
Please claim covered.
Claims (9)
1. in a kind of elevator safety loop door lock of elevator contact detection means, it is characterised in that including door lock of elevator contact examine
Survey module, and the car main controller module being connected with door lock of elevator contact detection module, the door lock of elevator contact
Detection module includes the front end communication mould that front end microprocessor control module is connected with the front end microprocessor control module
Block, and the sensor assembly being connected located at door lock of elevator contact two ends and with the front end microprocessor control module, institute
Stating car main controller module includes terminal microprocessor control module, the end being connected with the terminal microprocessor control module
End communication module, and the user terminal module being connected with the terminal microprocessor control module, the sensor assembly
The contact information for measuring is input into the process of front end microprocessor control module, contact letter is sent by front end communications module
Breath, terminal communication module receives contact information being input into into terminal micro treatment module and judges that door lock of elevator contact whether there is asks
Topic, the user terminal module carry out result and show.
2. in elevator safety loop according to claim 1 door lock of elevator contact detection means, it is characterised in that it is described
Door lock of elevator contact detection module also includes power-switching circuit module and battery module, and the power transfer module is micro- with front end
Processor control module and battery module are connected, and are that front end microprocessor controls mould by the voltage conversion in elevator safety loop
The running voltage of block, while powering to charging battery module, the battery module for front end microprocessor control module.
3. in elevator safety loop according to claim 2 door lock of elevator contact detection means, it is characterised in that it is described
Car main controller module also includes the data operation and processing module for quick processing data, the data operation processing module
By sensor assembly data quick-processing and can send to rear end microprocessor control module and judged, judge in time
The door lock of elevator contact of existing failure.
4. in elevator safety loop according to claim 1 door lock of elevator contact detection means, it is characterised in that it is described
Sensor assembly is provided with the sensor number corresponding with floor.
5. in elevator safety loop according to claim 1 door lock of elevator contact detection means, it is characterised in that it is described
Front end communications module and terminal communication module were communicated by way of wireless connection.
6. in a kind of elevator safety loop door lock of elevator contact detection method, it is characterised in that comprise the following steps：
S1, in the range of time T1, the contact information at sensor assembly collection door lock of elevator contact two ends is simultaneously input into front end Wei Chu
In reason device control module；
S2, front end microprocessor control module is by front end communications module transmission contact information into car main controller module；
S3, the terminal communication module in car main controller receive contact information and are input into into terminal microprocessor control module；
S4, if contact information is not inconsistent with pre-set threshold value, sends alarm to user terminal module, otherwise, preserves contact information, after
It is continuous to perform S1～S4.
7. method according to claim 6, it is characterised in that the sensor assembly is provided with the sensing corresponding with floor
Device is numbered.
8. method according to claim 6, it is characterised in that the terminal microprocessor control module is according to receiving
Compared with the first pre-set threshold value and the second pre-set threshold value, the door lock of elevator contact information is door lock of elevator contact to contact information
The magnitude of voltage at two ends, if the door lock of elevator contact both end voltage value that sensor assembly is detected is equal, and is more than 0V, then shows electricity
Terraced door lock contact and conducting are good；If the difference of the door lock of elevator contact both end voltage value that sensor assembly is detected is more than the
One pre-set threshold value and be less than the second pre-set threshold value, then show that door lock of elevator contact can turn on, but door lock of elevator contact have oxygen
Change；If the difference of the door lock of elevator contact both end voltage value detected when sensor assembly shows electricity more than the second pre-set threshold value
Break down terraced door lock contact.
9. method according to claim 6, it is characterised in that the front end communications module and terminal communication module pass through nothing
The mode of line connection is communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710066315.XA CN106586755A (en) | 2017-02-06 | 2017-02-06 | Detection device and method for contact of elevator door lock in elevator safety circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710066315.XA CN106586755A (en) | 2017-02-06 | 2017-02-06 | Detection device and method for contact of elevator door lock in elevator safety circuit |
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| CN106586755A true CN106586755A (en) | 2017-04-26 |
Family
ID=58585552
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710066315.XA Pending CN106586755A (en) | 2017-02-06 | 2017-02-06 | Detection device and method for contact of elevator door lock in elevator safety circuit |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107445004A (en) * | 2017-08-04 | 2017-12-08 | 中梯科技江苏有限公司 | Tor door faults diagnostic device and method |
| CN108285070A (en) * | 2017-12-28 | 2018-07-17 | 上海市特种设备监督检验技术研究院 | A kind of dumb waiter layer door locking method of inspection |
| CN109292566A (en) * | 2017-07-24 | 2019-02-01 | 上海峰景移动科技有限公司 | A kind of automatic detecting system that elevator carriage is oppressive and logic |
| CN109733968A (en) * | 2019-01-16 | 2019-05-10 | 西人马（厦门）科技有限公司 | Elevator operation monitoring method, device and equipment |
| CN111099473A (en) * | 2020-01-15 | 2020-05-05 | 苏州市职业大学 | Elevator fault detection system and door lock contact life monitoring device thereof |
| CN111137773A (en) * | 2018-11-06 | 2020-05-12 | 通力股份公司 | Method and system for detecting failure of elevator system |
| WO2020147718A1 (en) * | 2019-01-18 | 2020-07-23 | 西人马帝言(北京)科技有限公司 | Elevator fault diagnosis method, apparatus, device and computer storage medium |
| CN111650494A (en) * | 2020-05-27 | 2020-09-11 | 上海新时达电气股份有限公司 | Safety loop detection device and detection method thereof |
| CN113148795A (en) * | 2021-01-19 | 2021-07-23 | 亚洲富士电梯股份有限公司 | Elevator abnormal operation alarm control system |
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| CN108285070A (en) * | 2017-12-28 | 2018-07-17 | 上海市特种设备监督检验技术研究院 | A kind of dumb waiter layer door locking method of inspection |
| CN111137773A (en) * | 2018-11-06 | 2020-05-12 | 通力股份公司 | Method and system for detecting failure of elevator system |
| CN111137773B (en) * | 2018-11-06 | 2024-04-09 | 通力股份公司 | Method and system for detecting faults in an elevator system |
| CN109733968A (en) * | 2019-01-16 | 2019-05-10 | 西人马（厦门）科技有限公司 | Elevator operation monitoring method, device and equipment |
| WO2020147718A1 (en) * | 2019-01-18 | 2020-07-23 | 西人马帝言(北京)科技有限公司 | Elevator fault diagnosis method, apparatus, device and computer storage medium |
| CN111099473A (en) * | 2020-01-15 | 2020-05-05 | 苏州市职业大学 | Elevator fault detection system and door lock contact life monitoring device thereof |
| CN111650494A (en) * | 2020-05-27 | 2020-09-11 | 上海新时达电气股份有限公司 | Safety loop detection device and detection method thereof |
| CN113148795A (en) * | 2021-01-19 | 2021-07-23 | 亚洲富士电梯股份有限公司 | Elevator abnormal operation alarm control system |
| CN113148795B (en) * | 2021-01-19 | 2022-07-26 | 亚洲富士电梯股份有限公司 | Elevator abnormal operation alarm control system |
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Effective date of registration: 20171227 Address after: 201600 Songjiang District Sheshan Town, Sheshan Town, Shenyang Road 3129, room 7, room 146 Applicant after: Shanghai peak Mobile Technology Co., Ltd. Applicant after: Depp household elevator (Shanghai) Co., Ltd. Address before: 201600 Songjiang District Sheshan Town, Sheshan Town, Shenyang Road 3129, room 7, room 146 Applicant before: Shanghai peak Mobile Technology Co., Ltd. |
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Application publication date: 20170426 |