CN109573768B - Elevator maintenance protection device and elevator maintenance protection method - Google Patents
Elevator maintenance protection device and elevator maintenance protection method Download PDFInfo
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- CN109573768B CN109573768B CN201811529412.9A CN201811529412A CN109573768B CN 109573768 B CN109573768 B CN 109573768B CN 201811529412 A CN201811529412 A CN 201811529412A CN 109573768 B CN109573768 B CN 109573768B
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- elevator
- distance detection
- control end
- signal
- elevator control
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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
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
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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
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invention discloses an elevator maintenance protection device and an elevator maintenance protection method, wherein the elevator maintenance protection device comprises: the distance detection devices are arranged on the sides of the floors, used for detecting the distance between the person and the elevator door, and are used for sending distance detection signals of the person approaching the elevator door to the elevator control end and controlling the opening and closing of the elevator control end; the alarm devices are arranged on the sides of the floors, and are controlled by the elevator control end to send out sound alarm signals or/and light alarm signals; and the maintenance personnel terminal is in communication connection with the elevator control end and receives an elevator fault signal sent by the elevator control end, a distance detection signal of a person approaching an elevator door and a safety prompt signal. The elevator safety protection system further improves the safety performance of the elevator, protects users, and better protects maintenance personnel. The first time reminds personnel on the passenger side, and reminds maintenance personnel when the maintenance personnel operate.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator maintenance protection device and an elevator maintenance protection method.
Background
With the wide application of elevator products, the requirements of the market on the safety and the reliability of the elevators are also higher and higher, and even so, the elevator maintenance accidents can be heard occasionally. After the elevator fault occurs, a certain period of time is required for the elevator to arrive at the scene even if the maintenance personnel is notified immediately. Secondly, after maintenance personnel enter a hoistway in maintenance operation, particularly, only a protective fence with warning slogans is placed on a riding side, and at the moment, the safety of operators cannot be guaranteed well.
Disclosure of Invention
One of the technical problems to be solved by the invention is to provide an elevator maintenance protection device aiming at the defects of the existing elevator in maintenance safety, so as to improve the safety of the elevator during maintenance, and particularly to more reliably protect elevator maintenance personnel.
The second technical problem to be solved by the invention is to provide an elevator maintenance protection method aiming at the defects of the existing elevator in maintenance safety, so as to improve the safety of the elevator during maintenance, and particularly to more reliably protect elevator maintenance personnel.
An elevator maintenance protection device as a first aspect of the present invention includes:
the distance detection devices are arranged on the sides of the floors, used for detecting the distance between the person and the elevator door, and are in communication connection with the elevator control end, send out distance detection signals of the person approaching the elevator door to the elevator control end and are controlled by the elevator control end to be opened and closed;
the alarm devices are arranged on the sides of the floors, and are controlled by the elevator control end to send out sound alarm signals or/and light alarm signals;
and the maintenance personnel terminal is in communication connection with the elevator control end and receives an elevator fault signal sent by the elevator control end, a distance detection signal of a person approaching an elevator door and a safety prompt signal.
In a preferred embodiment of the invention, the distance detection means and the alarm means are mounted in the door frame of an elevator door or in a floor-to-floor light or floor display.
In a preferred embodiment of the invention, the elevator control terminal is an elevator control cabin or an elevator control cabinet.
An elevator maintenance protection method of the elevator maintenance protection device as a second aspect of the invention comprises the following steps:
step 1: when the elevator breaks down, the elevator control end sends an elevator fault signal to a terminal held by an elevator maintenance person, the elevator maintenance person is informed of reaching an elevator fault occurrence point as soon as possible for processing, and meanwhile, the elevator control end starts a plurality of distance detection devices and a plurality of alarm devices; or when the elevator maintenance personnel enter the elevator shaft for maintenance, the elevator control end starts a plurality of distance detection devices and a plurality of alarm devices;
step 2: when a certain distance detection device detects that personnel and the like are within a first safe distance, the distance detection device sends a detected first distance detection signal to an elevator control end, and the elevator control end starts an alarm device which is positioned on the same floor with the distance detection device to send a first sound alarm signal and a first light alarm signal; when a person is detected to enter a second safety distance, the distance detection device sends a detected second distance detection signal to the elevator control end, and the elevator control end starts an alarm device which is positioned on the same floor as the distance detection device to send out a second sound alarm signal and a second light alarm signal;
step 3: after the elevator control end receives the first distance detection signal or the second distance detection signal sent by any distance detection device, sending the received first distance detection signal or second distance detection signal and a safety prompt signal to a terminal held by maintenance personnel;
in a preferred embodiment of the invention, the first safety distance is in the range of 5m to 3m from the elevator door; the second safety distance is within 2m from the elevator door.
In a preferred embodiment of the invention, the first audible alarm signal is "elevator is in pause, please walk other channels, thank you for cooperation"; the first light alarm signal is flashing yellow light; the second sound alarm signal is that the elevator fails, does not approach and leaves as soon as possible; the second light alarm signal is flashing red light.
In a preferred embodiment of the present invention, the first distance detection signal or the second distance detection signal and the safety prompt signal received by the terminal held by the maintenance personnel are one or a combination of any two or more of vibration signals, sound signals and color signals.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. further improves the safety performance of the elevator, protects users, and better protects maintenance personnel. The first time reminds personnel on the passenger side, and reminds maintenance personnel when the maintenance personnel operate.
2. The distance detection device and the alarm device have the advantages of simple structure, convenient installation and strong universality.
3. The side of the passenger yard is provided with a station arrival reminding device, and the normal state and the warning state display different colors.
4. When the elevator breaks down, the side of the elevator yard is provided with the warning light and the warning sound to remind simultaneously, and the elevator has high reliability and safety.
5. The detection distance is different at the side of the riding field, the color of the warning lamp is different, and the voice of the warning sound broadcast is different.
6. The distance detecting device and the alarm device of the present invention can be mounted on, but not limited to, a standing lamp, a door frame, etc.
7. The distance detection device and the alarm device are started only when the elevator fails, and the elevator system is recovered to be normal and is closed.
8. The elevator maintenance protection device can be applied to any machine type and is not limited by floors.
9. The safety and the working timeliness of maintenance personnel in the well are enhanced, the installation is simple and quick, and meanwhile, the design effect is not influenced.
Drawings
Fig. 1 is a schematic diagram of the elevator maintenance protection device of the present invention.
Fig. 2 is a schematic diagram of a distance detection device of the elevator maintenance protection device of the present invention detecting that a person arrives at a first safety distance.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a schematic diagram of a distance detection device of the elevator maintenance protection device of the present invention detecting that a person arrives at a second safety distance.
Fig. 5 is a top view of fig. 4.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
Referring to fig. 1 to 5, an elevator maintenance protection device is shown, which is not limited to elevator models, but is not limited to the number of floors. The system comprises a plurality of distance detection devices A1, A2 and A3 … An, a plurality of alarm devices B1, B2 and B3 … Bn, an elevator control end C and a plurality of maintenance personnel terminals D.
The elevator control end C is an elevator control room or an elevator control cabinet.
A plurality of distance detecting devices A1, A2, A3 … An and a plurality of alarm devices B1, B2, B3 … Bn are provided on the landing side of each floor, for example, in the door frame of the elevator door of each floor. Or in each floor-to-floor lamp or in a floor display of each floor. So that the car 20 appears tidy.
The plurality of distance detection devices A1, A2 and A3 … An are in communication connection with the elevator control end C, the plurality of alarm devices B1, B2 and B3 … Bn are in control connection with the elevator control end C, the plurality of distance detection devices A1, A2 and A3 … An and the plurality of alarm devices B1, B2 and B3 … Bn can be independently detected and controlled, and are not mutually interfered and influenced. The distance detection devices A1, A2 and A3 … An and the alarm devices B1, B2 and B3 … Bn are started only when the elevator breaks down, and the elevator system is recovered to be normal and is closed. In addition, the floor display of each floor to which the elevator maintenance protection device is matched or mounted is displayed as green but not limited to green.
The distance detection devices A1, A2 and A3 … An are used for detecting the distance between a person and An elevator door of the floor and sending a distance detection signal of the person approaching the elevator door to the elevator control end C. The alarm devices B1, B2 and B3 … Bn are controlled by the elevator control end C to send out sound alarm signals or/and light alarm signals.
And the terminal D held by the maintenance personnel is in communication connection with the elevator control end C, and the terminal D held by the maintenance personnel receives an elevator fault signal sent by the elevator control end D, a distance detection signal of the personnel approaching an elevator door and a safety signal.
The elevator maintenance protection method of the elevator maintenance protection device comprises the following steps:
step 1: when An elevator breaks down, an elevator control end C sends An elevator fault signal to a terminal D held by An elevator maintenance person, the elevator maintenance person is informed of reaching An elevator fault occurrence point as soon as possible for processing, and meanwhile, the elevator control end C starts a plurality of distance detection devices A1, A2 and A3 … An and a plurality of alarm devices B1, B2 and B3 … Bn; or when the elevator maintenance personnel enter the elevator shaft for maintenance, the elevator control end starts a plurality of distance detection devices A1, A2, A3 … An and a plurality of alarm devices B1, B2, B3 … Bn
Step 2: when a maintenance person of the elevator arrives before the fault elevator or enters the maintenance of the fault elevator shaft or enters the elevator shaft 10 for maintenance, a plurality of distance detection devices A1, A2 and A3 … An detect the distance of any person approaching the elevator door, and when a certain distance detection device A1, A2 and A3 … An detects that the person is within a first safety distance L1 (see fig. 2 and 3), the distance detection devices A1, A2 and A3 … An send the detected first distance detection signals to An elevator control end C, and the elevator control end C starts the alarm devices B1, B2 and B3 … Bn which are positioned on the same floor with the distance detection devices A1, A2 and A3 … An to send first sound alarm signals and first light alarm signals; the first safety distance L1 is within a range from 5m to 3m from the elevator door, but is not limited to the range, and the first sound alarm signal is "the elevator is stopped to be used, other channels are taken away, and the cooperation is withheld, but is not limited to the range; the first light alarm signal is flashing yellow light but is not limited thereto;
when detecting that a person enters the second safety distance L2, the distance detection devices A1, A2 and A3 … An send detected second distance detection signals to the elevator control end C, and the elevator control end C starts the alarm devices B1, B2 and B3 … Bn which are positioned on the same floor with the distance detection devices A1, A2 and A3 … An to send out second sound alarm signals and second light alarm signals; the second safety distance is within 2m from the elevator door, but is not limited to the second safety distance, and the second alarm signal is "the elevator fails, does not approach and leaves as soon as possible", but is not limited to the second safety distance; the second light alarm signal is flashing red light but is not limited thereto.
Step 3: after the elevator control end C receives the first distance detection signal or the second distance detection signal sent by any one of the distance detection devices A1, A2 and A3 … An, the elevator control end C sends the first distance detection signal or the second distance detection signal and the safety prompt signal to the terminal D held by the maintenance personnel, so as to remind the personnel of entering the floor, etc.
The first distance detection signal or the second distance detection signal and the safety prompt signal are sent to the terminal D held by the maintenance personnel and are one or the combination of more than two of vibration signals, sound signals and color signals.
The distance detection devices A1, A2 and A3 … An and the alarm devices B1, B2 and B3 … Bn and the terminal C held by maintenance personnel are forced to be started when the elevator fails, and a first distance detection signal or a second distance detection signal and a safety prompt signal of each floor can be detected.
Claims (6)
1. An elevator maintenance protection method based on an elevator maintenance protection device, the elevator maintenance protection device comprises:
the distance detection devices are arranged on the sides of the floors, used for detecting the distance between the person and the elevator door, and are in communication connection with the elevator control end, send out distance detection signals of the person approaching the elevator door to the elevator control end and are controlled by the elevator control end to be opened and closed;
the alarm devices are arranged on the sides of the floors, and are controlled by the elevator control end to send out sound alarm signals or/and light alarm signals;
the maintenance personnel terminal is in communication connection with the elevator control end and receives an elevator fault signal sent by the elevator control end, a distance detection signal of a person approaching an elevator door and a safety prompt signal; the method is characterized by comprising the following steps of:
step 1: when the elevator breaks down, the elevator control end sends an elevator fault signal to a terminal held by an elevator maintenance person, the elevator maintenance person is informed of reaching an elevator fault occurrence point as soon as possible for processing, and meanwhile, the elevator control end starts a plurality of distance detection devices and a plurality of alarm devices; or when the elevator maintenance personnel enter the elevator shaft for maintenance, the elevator control end starts a plurality of distance detection devices and a plurality of alarm devices;
step 2: when a certain distance detection device detects that personnel and the like are within a first safe distance, the distance detection device sends a detected first distance detection signal to an elevator control end, and the elevator control end starts an alarm device which is positioned on the same floor with the distance detection device to send a first sound alarm signal and a first light alarm signal; when a person is detected to enter a second safety distance, the distance detection device sends a detected second distance detection signal to the elevator control end, and the elevator control end starts an alarm device which is positioned on the same floor as the distance detection device to send out a second sound alarm signal and a second light alarm signal;
step 3: after the elevator control end receives the first distance detection signal or the second distance detection signal sent by any distance detection device, the elevator control end sends the received first distance detection signal or second distance detection signal and a safety prompt signal to a terminal held by maintenance personnel.
2. The elevator maintenance protection method of claim 1, wherein the first safety distance is in a range of 5m to 3m from an elevator door; the second safety distance is within 2m from the elevator door.
3. The elevator maintenance protection method of claim 1, wherein the first audible alarm signal is "elevator is suspended to use, please walk other channels, thank you for cooperation"; the first light alarm signal is flashing yellow light; the second sound alarm signal is that the elevator fails, does not approach and leaves as soon as possible; the second light alarm signal is flashing red light.
4. The elevator maintenance protection method according to claim 1, wherein the first distance detection signal or the second distance detection signal and the safety prompt signal received by the terminal held by the maintenance person are one or a combination of any two or more of a vibration signal, a sound signal and a color signal.
5. The elevator maintenance protection method of claim 1, wherein the distance detection device and the alarm device are installed in a door frame of an elevator door or a floor-to-floor light or a floor display.
6. The elevator maintenance protection method according to claim 1, wherein the elevator control terminal is an elevator control room or an elevator control cabinet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529412.9A CN109573768B (en) | 2018-12-13 | 2018-12-13 | Elevator maintenance protection device and elevator maintenance protection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529412.9A CN109573768B (en) | 2018-12-13 | 2018-12-13 | Elevator maintenance protection device and elevator maintenance protection method |
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| Publication Number | Publication Date |
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| CN109573768A CN109573768A (en) | 2019-04-05 |
| CN109573768B true CN109573768B (en) | 2023-06-16 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110110966B (en) * | 2019-04-08 | 2021-10-01 | 日立楼宇技术（广州）有限公司 | Well danger early warning method and device, computer equipment and storage medium |
| CN110436291B (en) * | 2019-07-03 | 2020-12-15 | 北京中铁电梯工程有限公司 | Maintenance system for real-time operation of elevator |
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| EP1052212A1 (en) * | 1999-05-14 | 2000-11-15 | Inventio Ag | Device for carrying out work in an elevator shaft |
| CN103449276A (en) * | 2013-09-23 | 2013-12-18 | 日立电梯（中国）有限公司 | Elevator safety precaution system |
| CN203545367U (en) * | 2013-10-23 | 2014-04-16 | 广州日滨科技发展有限公司 | Lift warning device |
| CN106629292A (en) * | 2016-11-30 | 2017-05-10 | 广州日滨科技发展有限公司 | Alarming method and device for elevator and elevator |
| CN209337906U (en) * | 2018-12-13 | 2019-09-03 | 永大电梯设备（中国）有限公司 | A kind of elevator maintenance protective device |
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2018
- 2018-12-13 CN CN201811529412.9A patent/CN109573768B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1033341A1 (en) * | 1999-03-03 | 2000-09-06 | Inventio Ag | Device for monitoring the fire-controller in an elevator installation |
| EP1052212A1 (en) * | 1999-05-14 | 2000-11-15 | Inventio Ag | Device for carrying out work in an elevator shaft |
| CN103449276A (en) * | 2013-09-23 | 2013-12-18 | 日立电梯（中国）有限公司 | Elevator safety precaution system |
| CN203545367U (en) * | 2013-10-23 | 2014-04-16 | 广州日滨科技发展有限公司 | Lift warning device |
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