CN113213295A - System and method for confirming authenticity of elevator maintenance operation - Google Patents
System and method for confirming authenticity of elevator maintenance operation Download PDFInfo
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- CN113213295A CN113213295A CN202110433638.4A CN202110433638A CN113213295A CN 113213295 A CN113213295 A CN 113213295A CN 202110433638 A CN202110433638 A CN 202110433638A CN 113213295 A CN113213295 A CN 113213295A
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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
- B66B5/0012—Devices monitoring the users of the elevator system
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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
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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
- B66B5/0037—Performance analysers
-
- 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
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
Abstract
The invention relates to the field of electromechanics, and particularly discloses an elevator maintenance operation authenticity confirmation system and method. The invention judges the authenticity of the maintenance operation through the authenticity confirmation system by confirming the information of the maintenance personnel in real time, uploading the position information of each maintenance stage and the collected real-time picture information. The invention can effectively avoid the artificial false situation in the maintenance process of the elevator, and improves the supervision of the maintenance effectiveness by positioning each key position of the maintenance and collecting the picture information.
Description
Technical Field
The invention relates to the field of electromechanics, in particular to an elevator maintenance operation authenticity confirmation system and method.
Background
An elevator belongs to special equipment, a professional maintenance company is generally responsible for regular maintenance, qualified maintenance is completed according to requirements, which is very important for normal operation of the elevator, and operation monitoring of maintenance personnel is particularly critical, and does not arrive at the site after the maintenance personnel receives tasks? After the site arrives, is there a maintenance work done on the site? Is always a problem which is difficult to solve by supervision departments and industrial personnel.
In the prior art, generally, a method of signing a receipt by a proprietor, punching a card at a fixed position, returning a field picture and the like is used for judging whether a maintenance worker arrives at the field to complete maintenance operation, but human cheating often exists, so that the judgment method is invalid. For example, patent CN107187982A discloses an elevator maintenance supervision method and system, which supervises and manages the entire elevator maintenance process through maintenance data during maintenance, but the method lacks the real-time position relationship of personnel and picture information of maintenance parts in the maintenance process, so that the maintenance process is artificially counterfeited, and the identity recognition is not performed in real time.
In summary, there is a need for a system and a method for confirming the authenticity of elevator maintenance operation, which can effectively determine whether maintenance personnel arrive at the site and really complete the maintenance task.
Disclosure of Invention
The invention provides a system and a method for confirming the authenticity of elevator maintenance operation, which aim to solve the problems.
One of the purposes of the invention is to provide a method for confirming the authenticity of elevator maintenance operation, which utilizes image and position information to accurately judge the on-duty situation and the actual maintenance situation of personnel, and the specific technical scheme is as follows:
a method for verifying the authenticity of an elevator maintenance operation, said method comprising the steps of:
(1) the acquisition equipment arrives at a maintenance site and uploads initial position information Cn0, and acquires head portrait information Pn0 of an operator and uploads the head portrait information;
(2) collecting image information Pn1 of an elevator machine room and uploading position information Cn 1;
(3) acquiring image information Pn2 of the elevator control cabinet, and uploading position information Cn 2;
(4) acquiring image information Pn3 of the elevator car roof, and uploading position information Cn 3;
(5) collecting elevator pit image information Pn4, and uploading position information Cn 4;
(6) collecting elevator door vane image information Pn5, and uploading position information Cn 5;
(7) comparing the difference value of the Cn0-Cn5 with the original value in the database, and judging whether the maintenance personnel is on duty or not; and identifying and comparing Pn0-Pn5 with the original images in the database, and judging whether the maintenance operation is finished.
Preferably, the cabinet sign in the elevator cabinet image information Pn2 is located in the middle of the image.
Preferably, the distance between the position information Cn3 and the elevator door when the elevator car roof image information Pn3 is collected is less than 1 m.
Preferably, the collecting device is directly opposite to the buffer at 45 degrees downward of the elevator door for collecting the elevator pit image information Pn 4.
Preferably, the position information Cn5 when the elevator door vane image information Pn5 is collected is 50cm away from the elevator door vane.
Preferably, by the formula
Obtaining Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5
And λ1Longitude and latitude representing position information Cn0-Cn5
And λ2Longitude and latitude representing the original location information in the database; and (3) subtracting the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 to obtain a difference value, and when the difference value is more than 20, judging that the maintenance personnel arrive at the post, otherwise, judging that the maintenance personnel do not arrive at the post.
Preferably, the comparison module identifies and compares Pn0-Pn5 with the original images in the database to determine whether the maintenance operation is completed.
The invention also aims to provide a system for judging the authenticity of the elevator maintenance operation, which has the following specific technical scheme:
the system for judging the authenticity of the elevator maintenance operation comprises an acquisition module, a server module, a database module and a comparison module, and is characterized in that the acquisition module acquires position information and picture information and transmits the position information and the picture information to the server module for temporary storage through signals, and the comparison module compares the temporary storage information of the server module with the original information of the database module to judge the authenticity of the elevator maintenance operation; the image information comprises head image information Pn0 of maintenance personnel, image information Pn1 of an elevator machine room, image information Pn2 of an elevator control cabinet, image information Pn3 of an elevator car roof, image information Pn4 of an elevator pit and image information Pn5 of an elevator door vane, and the position information is the image information acquisition position coordinates Cn0-Cn 5.
Preferably, the cabinet sign in the elevator cabinet image information Pn2 is located in the middle of the image.
Preferably, the distance between the position information Cn3 and the elevator door when the elevator car roof image information Pn3 is collected is less than 1 m.
Preferably, the collecting module is opposite to the buffer to collect the image information Pn4 of the pit of the elevator at 45 degrees downward of the elevator door.
Preferably, the position information Cn5 when the elevator door vane image information Pn5 is collected is 50cm away from the elevator door vane.
Preferably, the comparison module passes through a formula
Obtaining Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5
And λ1Longitude and latitude representing position information Cn0-Cn5
And λ2Longitude and latitude representing the original location information in the database; and (3) subtracting the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 to obtain a difference value, and when the difference value is more than 20, judging that the maintenance personnel arrive at the post, otherwise, judging that the maintenance personnel do not arrive at the post.
Preferably, the comparison module identifies and compares Pn0-Pn5 with the original images in the database, and determines whether the maintenance operation is completed.
The invention has the advantages that:
(1) the invention judges the authenticity of the maintenance operation through the authenticity confirmation system by confirming the information of the maintenance personnel in real time, uploading the position information of each maintenance stage and the collected real-time picture information.
(2) The invention can effectively avoid the artificial false situation in the maintenance process of the elevator, and improves the supervision of the maintenance effectiveness by positioning each key position of the maintenance and collecting the picture information.
Drawings
Fig. 1 is a flow chart of the elevator maintenance operation authenticity verification method of the invention.
Fig. 2 is a system diagram of the elevator maintenance operation authenticity confirmation of the present invention.
Detailed Description
The present invention is further described in detail by the following examples, which should be understood that the present invention is not limited to the particular examples described herein, but is intended to cover modifications within the spirit and scope of the present invention.
As shown in fig. 1, the present invention provides a method for verifying the authenticity of an elevator maintenance operation, which comprises the following steps.
S1: and receiving information collected and uploaded by the terminal, wherein the information comprises system time, maintenance personnel number information, maintenance elevator number information, image information of maintenance personnel and elevators and position information corresponding to the image information.
The system time is provided by the terminal, so that it is foreseeable that a timer is arranged on the terminal or the system time of the server side can be obtained remotely.
Each maintenance person has an independent account, and when the maintenance person logs in the terminal and sends image information and position information, the number and the system time of the maintenance person corresponding to the account are automatically attached.
The number information of the maintenance elevator can be preset on the terminal, the maintenance personnel select the elevator to be maintained on the interface, and the number of the elevator is automatically loaded on the image information and the position information.
The image information and the corresponding position information of the maintenance personnel and the elevator collected and uploaded by the terminal comprise:
the head portrait information Pn0 of the maintenance personnel and the corresponding position information Cn0 of the maintenance site; and when the head portrait information Pn0 of the maintenance personnel is collected, the image collection module of the terminal is positioned at the bottommost layer of the elevator and is opposite to the elevator door opening, the distance between the image collection module and the elevator door opening is 40-50 cm, and meanwhile, the position information Cn0 of the maintenance site is obtained. The purpose is to confirm the arrival of maintenance personnel at the maintenance site.
Elevator room image information Pn1 and elevator room position information Cn1 corresponding thereto; when the image information Pn1 of the elevator machine room is collected, the image collection module of the terminal is positioned right in front of the elevator machine room; and at the same time elevator machine room position information Cn1 is obtained. The purpose is to confirm that a maintenance worker arrives at an elevator machine room for maintenance.
Elevator control cabinet image information Pn2 and elevator control cabinet position information Cn2 corresponding thereto; when the image information Pn2 of the elevator control cabinet is collected, the image collection module of the terminal is over against the elevator control cabinet, and the control cabinet mark is placed in the middle of the image; meanwhile, position information Cn2 of the elevator control cabinet is obtained; the aim is to ensure that maintenance personnel arrive at the elevator control cabinet for maintenance.
Elevator car roof image information Pn3 and elevator car roof position information Cn3 corresponding thereto; when the image information Pn3 of the elevator car roof is collected, the image collection module of the terminal is over against the elevator shaft and the distance between the image collection module of the terminal and the elevator door is not more than 1 meter; simultaneously obtaining elevator car top position information Cn 3; the aim is to ensure that maintenance personnel arrive at the elevator car top for maintenance.
Elevator pit image information Pn4 and elevator pit position information Cn4 corresponding thereto; when the image information Pn4 of the elevator pit is collected, the image collection module of the terminal inclines downwards by 45 degrees and is opposite to the buffer; meanwhile, elevator pit position information Cn4 is obtained; the aim is to confirm that a maintenance worker arrives at the pit of the elevator to take out each maintenance as a complete result.
Elevator vane image information Pn5 and elevator vane position information Cn5 corresponding thereto; when the elevator door vane image information Pn5 is obtained, the image acquisition module of the terminal is over against the elevator door vane and the distance is 48-52 cm; and simultaneously obtains elevator door knife position information Cn 5. The aim is to ensure that maintenance personnel arrive at the elevator door vane for maintenance.
The position information Cn0-Cn5 includes longitude information and latitude information.
S2: and calling reference image information of a corresponding maintenance person according to the received maintenance person number information, and calling reference image information and reference position information of a corresponding elevator according to the received maintenance elevator number.
The reference image information and the corresponding reference position information of the maintenance personnel and the elevator comprise:
maintenance personnel reference head portrait information; and finding out corresponding maintenance personnel reference head portrait information according to the number information of the maintenance personnel for comparing with the collected head portrait information of the maintenance personnel.
Reference position information of the elevator location; the method is used for comparing with the position information of the maintenance site.
Elevator machine room reference image information and elevator machine room reference position information corresponding to the same.
The elevator control cabinet reference image information and the elevator control cabinet reference position information corresponding to the elevator control cabinet reference image information.
The elevator car roof reference image information and the elevator car roof position information reference corresponding to the elevator car roof reference image information.
Elevator pit reference image information and elevator pit reference position information corresponding thereto.
Elevator door vane reference image information and elevator door vane reference position information corresponding to the elevator door vane reference image information;
wherein the reference position information includes longitude information and latitude information.
S3: and comparing the received position information with the reference position information, and judging whether the maintenance personnel arrive at the post or not.
The specific comparison method comprises the following steps: by the formula:
obtaining Ln0, Ln1, Ln2 and Ln3Ln4 and Ln5,
and λ1The longitude and latitude of the position information Cn0-Cn5,
and λ2Longitude and latitude representing reference position information; and (3) subtracting the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 to obtain a difference value, when the difference value is greater than 20, judging that the maintenance personnel arrive at the post, otherwise, judging that the maintenance personnel do not arrive at the post.
And comparing the received image information with the reference image information, and judging whether the maintenance work is finished. The specific comparison method comprises the following steps:
1. performing face recognition on the head portrait information Pn0 of the maintenance personnel, and comparing the face portrait information with the reference head portrait information of the maintenance personnel;
2. carrying out image recognition on the elevator machine room image information Pn1, and comparing the image recognition with the elevator machine room reference image information;
3. carrying out image recognition on the elevator control cabinet image information Pn2 and comparing the image recognition with the elevator control cabinet reference image information; in addition, when the image information Pn2 of the elevator control cabinet is identified, the mark information of the elevator control cabinet is extracted, and the extracted mark information is compared with the reference mark information; and the extracted flag information and the reference flag information are matched as a necessary and insufficient condition for judging the completion of the maintenance operation.
4. Carrying out image recognition on the elevator car roof image information Pn3 and comparing the image recognition with the elevator car roof reference image information;
5. carrying out image recognition on the elevator pit image information Pn4 and comparing the image recognition with the elevator pit reference image information;
6. carrying out image recognition on the elevator door vane image information Pn5 and comparing the image recognition with the elevator door vane reference image information;
when the image information Pn0-Pn5 and the reference image information are all matched and the elevator control cabinet mark information is also matched, the maintenance operation is judged to be completed, otherwise, the maintenance operation is not completed.
As shown in fig. 2, the invention further provides a system for verifying the authenticity of elevator maintenance operation, which comprises an image information acquisition module, a verification module and a verification module, wherein the image information acquisition module is used for acquiring the face of a maintenance worker and the image information of an elevator; the position information acquisition module is used for acquiring the current position information of the position information acquisition module; the location information includes longitude information and latitude information; the server receives the image information and the position information uploaded by the acquisition module to temporarily store the information, and the comparison module is used for comparing the image information and the position information uploaded by the acquisition module with the reference image information and the position information in the database and judging whether maintenance personnel arrive at a post and whether station work is finished.
The image information and the position information collected by the collecting module comprise:
the head portrait information Pn0 of the maintenance personnel and the corresponding position information Cn0 of the maintenance site;
elevator room image information Pn1 and elevator room position information Cn1 corresponding thereto;
elevator control cabinet image information Pn2 and elevator control cabinet position information Cn2 corresponding thereto;
elevator car roof image information Pn3 and elevator car roof position information Cn3 corresponding thereto;
elevator pit image information Pn4 and elevator pit position information Cn4 corresponding thereto;
elevator vane image information Pn5 and elevator vane position information Cn5 corresponding thereto;
the position information Cn0-Cn5 comprises longitude information and latitude information;
the reference image information and the corresponding reference position information of the maintenance personnel and the elevator stored in the server module comprise:
maintenance personnel reference head portrait information;
reference position information of the elevator location;
elevator machine room reference image information and elevator machine room reference position information corresponding to the same;
the elevator control cabinet reference image information and the elevator control cabinet reference position information corresponding to the elevator control cabinet reference image information;
the elevator car top reference image information and the elevator car top position information reference corresponding to the elevator car top reference image information;
elevator pit reference image information and elevator pit reference position information corresponding thereto;
elevator door vane reference image information and elevator door vane reference position information corresponding to the elevator door vane reference image information;
wherein the reference position information includes longitude information and latitude information.
The comparison module brings the collected position information Cn0-Cn5 and the reference position information into a formula
Obtaining Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5,
and λ1The longitude and latitude of the position information Cn0-Cn5,
and λ2Longitude and latitude representing reference position information; the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 are subjected to difference to obtain a difference value, when the difference value is larger than 20, the maintenance personnel are judged to arrive at the post, otherwise, the maintenance personnel do not arrive at the post;
the comparison module carries out face recognition on the collected head portrait information Pn0 of the maintenance personnel and compares the head portrait information with the standard head portrait information of the maintenance personnel; carrying out image recognition on the elevator machine room image information Pn1, and comparing the image recognition with the elevator machine room reference image information; carrying out image recognition on the elevator control cabinet image information Pn2 and comparing the image recognition with the elevator control cabinet reference image information; when the image information Pn2 of the elevator control cabinet is subjected to image recognition, the mark information of the elevator control cabinet is extracted, and the extracted mark information is compared with the reference mark information; the extracted sign information and the reference sign information meet the necessary and insufficient condition for judging the completion of maintenance operation, the image recognition is carried out on the elevator car top image information Pn3, and the image recognition is compared with the elevator car top reference image information;
carrying out image recognition on the elevator pit image information Pn4 and comparing the image recognition with the elevator pit reference image information; carrying out image recognition on the elevator door vane image information Pn5 and comparing the image recognition with the elevator door vane reference image information;
when the image information Pn0-Pn5 and the reference image information are all in accordance and the elevator control cabinet mark information is also in accordance, the maintenance operation is judged to be completed, otherwise, the maintenance operation is not completed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. Method for verifying the authenticity of an elevator maintenance operation, characterized in that it comprises the following steps:
(1) the acquisition equipment arrives at a maintenance site and uploads initial position information Cn0, and acquires head portrait information Pn0 of an operator and uploads the head portrait information;
(2) collecting image information Pn1 of an elevator machine room and uploading position information Cn 1;
(3) acquiring image information Pn2 of the elevator control cabinet, and uploading position information Cn 2;
(4) acquiring image information Pn3 of the elevator car roof, and uploading position information Cn 3;
(5) collecting elevator pit image information Pn4, and uploading position information Cn 4;
(6) collecting elevator door vane image information Pn5, and uploading position information Cn 5;
(7) comparing the difference value of the Cn0-Cn5 with the original value in the database, and judging whether the maintenance personnel is on duty or not; and identifying and comparing Pn0-Pn5 with the original images in the database, and judging whether the maintenance operation is finished.
2. The method of claim 1, wherein step (7) is performed by the formula
Obtaining Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5
And λ1Longitude and latitude representing position information Cn0-Cn5
And λ2Longitude and latitude representing the original location information in the database; and (3) subtracting the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 to obtain a difference value, and when the difference value is more than 20, judging that the maintenance personnel arrive at the post, otherwise, judging that the maintenance personnel do not arrive at the post.
3. The method of claim 1, wherein the image information Pn0-Pn5 is compared with original images in the database to determine whether the maintenance job is completed.
4. The system for judging the authenticity of the elevator maintenance operation comprises an acquisition module, a server module, a database module and a comparison module, and is characterized in that the acquisition module acquires position information and picture information and transmits the position information and the picture information to the server module for temporary storage through signals, and the comparison module compares the temporary storage information of the server module with the original information of the database module to judge the authenticity of the elevator maintenance operation; the image information comprises head image information Pn0 of maintenance personnel, image information Pn1 of an elevator machine room, image information Pn2 of an elevator control cabinet, image information Pn3 of an elevator car roof, image information Pn4 of an elevator pit and image information Pn5 of an elevator door vane, and the position information is the image information acquisition position coordinates Cn0-Cn 5.
5. System according to claim 4, characterized in that the cabinet indication in the elevator cabinet image information Pn2 is located in the middle of the image.
6. The system of claim 4, wherein the distance between the position information Cn3 and the elevator door when the elevator car roof image information Pn3 is collected is less than 1 m.
7. The system of claim 4, wherein the collection module collects elevator pit image information Pn4 for the buffer 45 ° below the elevator doorway.
8. The system of claim 4, wherein the position information Cn5 when the elevator door vane image information Pn5 is collected is 50cm from the elevator door vane.
9. The system of claim 4, wherein the alignment module is formulated by the formula
Obtaining Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5
And λ1Longitude and latitude representing position information Cn0-Cn5
And λ2Longitude and latitude representing the original location information in the database; and (3) subtracting the maximum value and the minimum value in Ln0, Ln1, Ln2, Ln3, Ln4 and Ln5 to obtain a difference value, and when the difference value is more than 20, judging that the maintenance personnel arrive at the post, otherwise, judging that the maintenance personnel do not arrive at the post.
10. The system of claim 4, wherein the comparison module compares Pn0-Pn5 with original images in the database to determine whether the maintenance job is complete.
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| CN202110433638.4A CN113213295A (en) | 2021-04-20 | 2021-04-20 | System and method for confirming authenticity of elevator maintenance operation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187985A (en) * | 2017-07-14 | 2017-09-22 | 中山市云广电梯科技有限公司 | A kind of elevator maintenance quality control method and system |
| CN107572327A (en) * | 2016-07-05 | 2018-01-12 | 株式会社日立大厦系统 | Maintenance activity managing device and maintenance activity management system |
| CN108275524A (en) * | 2018-01-12 | 2018-07-13 | 东北大学 | A kind of elevator maintenance operation monitoring and guiding device based on the assessment of the first multi-view video series of operations |
| CN108298397A (en) * | 2018-02-02 | 2018-07-20 | 河南中盛物联网有限公司 | A kind of elevator maintenance monitoring method and supervising platform based on elevator Internet of Things |
| CN111115400A (en) * | 2018-10-30 | 2020-05-08 | 奥的斯电梯公司 | System and method for detecting elevator maintenance behavior in an elevator hoistway |
-
2021
- 2021-04-20 CN CN202110433638.4A patent/CN113213295A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107572327A (en) * | 2016-07-05 | 2018-01-12 | 株式会社日立大厦系统 | Maintenance activity managing device and maintenance activity management system |
| CN107187985A (en) * | 2017-07-14 | 2017-09-22 | 中山市云广电梯科技有限公司 | A kind of elevator maintenance quality control method and system |
| CN108275524A (en) * | 2018-01-12 | 2018-07-13 | 东北大学 | A kind of elevator maintenance operation monitoring and guiding device based on the assessment of the first multi-view video series of operations |
| CN108298397A (en) * | 2018-02-02 | 2018-07-20 | 河南中盛物联网有限公司 | A kind of elevator maintenance monitoring method and supervising platform based on elevator Internet of Things |
| CN111115400A (en) * | 2018-10-30 | 2020-05-08 | 奥的斯电梯公司 | System and method for detecting elevator maintenance behavior in an elevator hoistway |
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