CN108689263B - Modular plug-in control system applied to elevator - Google Patents
Modular plug-in control system applied to elevator Download PDFInfo
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- CN108689263B CN108689263B CN201810807492.3A CN201810807492A CN108689263B CN 108689263 B CN108689263 B CN 108689263B CN 201810807492 A CN201810807492 A CN 201810807492A CN 108689263 B CN108689263 B CN 108689263B
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- 230000005501 phase interface Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 12
- 230000010354 integration Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Elevator Control (AREA)
Abstract
The application belongs to the technical field of elevator control systems, and particularly relates to a modularized plug-in control system applied to an elevator. The elevator control system has high integration, the system not only simply splices various modules together, but also designs components with close functional relations into independent modules according to related functions, for example, a main switch controller, a main power supply management unit, a main control unit and the like are connected in a control cabinet through a main interface unit, meanwhile, connection lines among the modules are canceled, the modules are directly connected in a butt joint mode, and complicated cable connection among the components is eliminated. Therefore, the production and installation efficiency is improved, and the human error of later maintenance can be effectively avoided.
Description
[ field of technology ]
The application belongs to the technical field of elevator control systems, and particularly relates to a modularized plug-in control system applied to an elevator.
[ background Art ]
With the development of China's economy and society, more and more cities build high-rise buildings, elevators are used as the most convenient tools for riding instead of walk, and become necessities in building life, and are developed into high-integration devices integrating a series of complex technologies such as mechanical engineering, electrical engineering and electronic engineering and the like by simple equipment originally controlled by manpower. The ever higher speed, height and safety requirements make the elevator with an ever more complex control system, and inevitably with the addition of more control elements. Most of the existing elevator control systems have the problems of more modules and complex connection among the modules, so that more people are needed to participate in installation and production, and the reliability of equipment is affected to a certain extent. And adopt the wire to realize connecting between the module, but can lead to the wiring complicacy when the module is more, increase the degree of difficulty of manual installation production, be unfavorable for later maintenance moreover.
[ application ]
In order to solve the problem of complex wiring caused by complex connection among modules in the prior art, the application provides a modularized plug-in control system applied to an elevator.
The application is realized by the following technical scheme:
the modularized plug-in control system applied to the elevator comprises a control cabinet module, a car roof control box module and a pit box module;
the control cabinet module comprises a main interface unit, a plurality of plug interfaces are arranged on the main interface unit, the control cabinet module further comprises a main band-type brake controller, a main power supply management unit, a main control unit and a frequency converter, wherein the main band-type brake controller, the main power supply management unit and the frequency converter are connected with the main control unit, the main band-type brake controller is provided with a first connection socket which is matched and connected with the plug interfaces on the main interface unit, the main power supply management unit is provided with a second connection socket which is matched and connected with the plug interfaces, the main control unit is provided with a third connection socket which is matched and connected with the plug interfaces, the main control unit is provided with a first interface end, and the frequency converter is provided with a fourth connection socket which is matched and connected with the first interface end;
the car roof control box module comprises a car interface unit connected with the main interface unit through a travelling cable and a car control box connected with the car interface unit, wherein a plurality of phase interfaces are arranged on the car interface unit, and a fifth connection socket matched and connected with an upper phase interface of the car interface unit is arranged on the car control box;
the pit box module comprises a pit box connected with the main interface unit through a cable, and a plurality of interfaces are arranged on the pit box.
The modular plug-in control system applied to the elevator comprises the pit box upper interface, the pit box upper interface and the main interface unit, wherein the pit box upper interface comprises an outbound cable interface, a hoistway cable interface and a hoistway door cable interface, the cable connected with the main interface unit comprises an outbound cable connected with the outbound cable interface, a hoistway cable connected with the hoistway cable interface and a hoistway door lock cable connected with the hoistway door cable interface, a plurality of outbound control units are further connected with the outbound cable, and a plurality of hoistway door safety loop detectors are further connected with the hoistway door lock cable.
The modular plug-in control system applied to the elevator is characterized in that the car interface unit is also connected with a car control panel and a door machine controller, the car control panel is provided with a sixth connection socket which is matched and connected with the upper interface of the car interface unit, and the door machine controller is provided with a seventh connection socket which is matched and connected with the upper interface of the car interface unit.
The modular plug-in control system applied to the elevator is characterized in that the main control unit is also connected with a service panel, and the main power management unit is also connected with a control cabinet 24V power supply.
The modular plug-in control system applied to the elevator comprises the panel installed in the elevator car, the button arranged on the panel and the display screen arranged above the button and arranged on the panel, the car control panel further comprises a circuit board electrically connected with the display screen and the button, the circuit board is integrated with a voice intercom and an RFID module, the button is further provided with an LED lamp, and the button is connected with the circuit board through a serial communication interface.
The modular plug-in control system applied to the elevator, as described above, the main interface unit comprises a first shell, a plurality of openings corresponding to the plug-in ports are formed in the peripheral surface of the first shell, the main brake controller comprises a second shell, the second shell is connected to the upper end of the first shell through a first connection socket, a first positioning lug extending downwards is arranged at the front end of the second shell, an upper positioning groove matched with the first positioning lug is formed above the front side of the first shell, the main power management unit comprises a third shell, the third shell is connected to the lower end of the first shell through a second connection socket, a first positioning lug extending upwards is arranged at the front end of the third shell, and a lower positioning groove matched with the first positioning lug is formed below the front side of the first shell.
The modular plug-in control system applied to the elevator, as described above, wherein the car interface unit comprises a fourth housing, a plurality of openings opposite to the opposite interfaces are formed in the side surface of the fourth housing, the door machine controller comprises a fifth housing, a notch for the seventh connection socket to extend out is formed in the side surface of the fifth housing, and a switch button is further arranged on the side surface of the fifth housing.
Compared with the prior art, the application has the following advantages:
1. the application provides a modularized plug-in control system applied to an elevator, which has high integration, the system not only simply splices various modules together, but also designs components with close functional relations into independent modules according to related functions, for example, a control cabinet is connected with a main brake controller, a main power supply management unit, a main control unit and the like through a main interface unit, and meanwhile, connection lines among the modules are canceled, the modules are directly connected, and complicated cable connection among the components is eliminated. Therefore, the production and installation efficiency is improved, and the human error of later maintenance can be effectively avoided.
2. The application provides an integrated design for integrating a plurality of external equipment functions into a single control module by using a modularized plug-in control system applied to an elevator, which well solves the problems of more modules, complex wiring and the like, and compared with the modules with the same functions, the application greatly reduces the installation and maintenance cost, and the customization of the system functions is free, so that a customer can select the modules and the equipment according to the needs of the customer, and the software and the hardware of the system do not need to be greatly changed.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a modular plug control system for use with an elevator of the present application;
fig. 2 is a schematic structural view of a car handling panel;
FIG. 3 is a schematic diagram of a connection of a master interface unit;
fig. 4 is a schematic diagram of the connection of the car interface units.
[ detailed description ] of the application
In order to make the technical problems, technical schemes and beneficial effects solved by the application more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The application is realized by the following technical scheme:
as shown in fig. 1 to 4, the modular plug-in control system applied to the elevator comprises a control cabinet module, a car top control box module and a pit box module; the control cabinet module comprises a main interface unit 11, a plurality of plug interfaces are arranged on the main interface unit 11, the control cabinet module further comprises a main band-type brake controller 12, a main power supply management unit 13, a main control unit 14 and a frequency converter 15 connected with the main control unit 14, wherein the main band-type brake controller 12 is provided with a first connection socket matched and connected with the plug interfaces on the main interface unit 11, the main power supply management unit 13 is provided with a second connection socket matched and connected with the plug interfaces, the main control unit 14 is provided with a third connection socket matched and connected with the plug interfaces, the main control unit 14 is provided with a first interface end, and the frequency converter 15 is provided with a fourth connection socket matched and connected with the first interface end; the car top control box module comprises a car interface unit 21 connected with the main interface unit 11 through a travelling cable and a car control box 22 connected with the car interface unit 21, wherein a plurality of phase interfaces are arranged on the car interface unit 21, and a fifth connection socket matched and connected with the phase interfaces on the car interface unit 21 is arranged on the car control box 22; the pit box module comprises a pit box 31 connected with the main interface unit 11 through a cable, and a plurality of interfaces are arranged on the pit box 31. The application provides a modularized plug-in control system applied to an elevator, which has high integration, the system not only simply splices various modules together, but also designs components with close functional relations into independent modules according to related functions, for example, a main lock controller, a main power supply management unit, a main control unit and the like are connected in a control cabinet through a main interface unit, a car top control box module arranged in an elevator car is connected with the control cabinet through the main interface unit, and other modules are connected in the main interface unit at the same time, so that connection lines among the modules are canceled, the modules are directly connected, and complicated cable connection among the components is eliminated. Therefore, the production and installation efficiency is improved, and the human error of later maintenance can be effectively avoided. But also is beneficial to improving the EMC performance of the product.
Further, the upper interface of the pit box 31 comprises an outbound cable interface, a hoistway cable interface and a hall door cable interface, the cable connected with the main interface unit 11 by the pit box 31 comprises an outbound cable connected to the outbound cable interface, a hoistway cable connected to the hoistway cable interface and a hall door lock cable connected to the hall door cable interface, the outbound cable is further connected with a plurality of outbound control units 4, and the hall door lock cable is further connected with a plurality of hall door safety loop detectors 5. In addition, a hall security loop detector 5 is electrically connected to the hall door for detecting the open/close state of the hall door. And the outbound control unit 4 is arranged outside the hall door for the user to use.
Still further, the car interface unit 21 is further connected with a car operating panel 23 and a door machine controller 24, the car operating panel 23 is provided with a sixth connection socket which is connected with an upper interface of the car interface unit 21 in a matching manner, and the door machine controller 24 is provided with a seventh connection socket which is connected with an upper interface of the car interface unit 21 in a matching manner. The integration level of the system is improved by realizing connection-free through the plugging of the modularized connecting socket, the car control panel is arranged in the elevator car and used for use, and the door machine controller 24 is electrically connected with the car door to realize control.
In addition, the main control unit 14 is also connected with a service panel 6, and the main power management unit 13 is also connected with a control cabinet 24V power supply. The service panel 6 and the power supply are connected through the modularized plug interface, wiring is omitted, and the integration level and the installation efficiency are improved.
Still further, the car control panel 23 includes a panel 231 installed in the elevator car, a button disposed on the panel 231, and a display screen 232 disposed on the panel 231 and above the button, the car control panel 23 further includes a circuit board electrically connected with the display screen 232 and the button, a voice intercom and an RFID module are integrated on the circuit board, an LED lamp is further disposed on the button, and the button is connected with the circuit board through a serial communication interface. This car control panel 23 need not to increase end box wall built-up installation, and the direct man-machine communication through the panel mounting that realizes the user is practical in the car, and simple structure is fit for old ladder transformation and little well application moreover, and integrated with pronunciation intercom, RFID module, the button passes through serial communication interface connection, realizes high integration level, reduces the complex connection of multi-module, still is equipped with the LED lamp on the button and realizes light and discolours moreover for the outward appearance is more gorgeous. And the display screen of the car control panel 23 adopts a 17.3-inch full-color screen, so that the interface can be customized according to the requirements, and the individuation is improved.
Specifically, the main interface unit 11 includes a first housing 111, a plurality of openings corresponding to the plug-in ports are provided on the peripheral surface of the first housing 111, the main brake controller 12 includes a second housing 121, the second housing 121 is connected to the upper end of the first housing 111 through a first connection socket, a first positioning protrusion 122 extending downward is provided at the front end of the second housing 121, an upper positioning groove matched with the first positioning protrusion 122 is provided above the front side of the first housing 111, the main power management unit 13 includes a third housing 131, the third housing 131 is connected to the lower end of the first housing 111 through a second connection socket, a first positioning protrusion 132 extending upward is provided at the front end of the third housing 131, and a lower positioning groove matched with the first positioning protrusion 132 is provided below the front side of the first housing 111. The practical standard connector is equivalent to the practical standard connector in module production, saves wires, avoids complicated steps of wiring, improves efficiency, reduces the requirement of installation, and is favorable for improving the installation accuracy and facilitating the plug replacement of later-stage components. And through simple positioning groove and positioning lug cooperation for the module is fixed a position more easily and is pegged graft, and the volume is littleer after pegging graft.
Still further, the car interface unit 21 includes a fourth housing 211, a plurality of openings opposite to the interfaces are provided on a side surface of the fourth housing 211, the door machine controller 24 includes a fifth housing 241, a notch for extending the seventh connection socket is provided on a side surface of the fifth housing 241, and a switch button is further provided on a side surface of the fifth housing 241. Simple structure is convenient for improve installation effectiveness. And the connection is simple, the checking and repair are convenient, the on-site direct replacement can be realized, the error probability is low, and the fault repairing efficiency is improved.
In this embodiment, the control cabinet module is disposed in the machine room, and is connected to the first connection interface of the main lock controller 12 through the plug interface on the main interface unit 11 electrically connected to the circuit adapter board, and is connected to the second connection socket of the main power management unit 13 and is connected to the third connection socket on the main control unit 14, so as to implement modular connection of the control cabinet, and in addition, the frequency converter 15 is an integrated frequency converter, which is plugged into the main control unit 14 through the fourth connection socket, and may also be plugged into the main interface unit 11. The car roof control box module is arranged in the elevator car, and is connected with a fifth connection socket of the car control box 22, a sixth connection socket of the car control panel 23 and a seventh connection socket of the door machine controller 24 through a phase interface electrically connected with an internal circuit adapter plate of the car interface unit 21, so that the modularization of the elevator car is realized.
The application provides a modularized plug-in control system applied to an elevator, which has high integration, the system not only simply splices various modules together, but also designs components with close functional relations into independent modules according to related functions, for example, a control cabinet is connected with a main brake controller, a main power supply management unit, a main control unit and the like through a main interface unit, and meanwhile, connection lines among the modules are canceled, the modules are directly connected, and complicated cable connection among the components is eliminated. Therefore, the production and installation efficiency is improved, and the human error of later maintenance can be effectively avoided.
The foregoing description of one or more embodiments provided in connection with the specific disclosure is not intended to limit the practice of the application to such description. The method, structure, and the like similar to or identical to those of the present application, or a plurality of technical deductions or substitutions are made on the premise of the conception of the present application, and are considered to be the protection scope of the present application.
Claims (5)
1. The modularized plug-in control system applied to the elevator is characterized by comprising a control cabinet module, a car top control box module and a pit box module;
the control cabinet module comprises a main interface unit (11), a plurality of plug interfaces are arranged on the main interface unit (11), the control cabinet module further comprises a main switch controller (12), a main power management unit (13), a main control unit (14) and a frequency converter (15) connected with the main control unit (14), wherein the main switch controller (12) is provided with a first connection socket matched and connected with the plug interfaces on the main interface unit (11), the main power management unit (13) is provided with a second connection socket matched and connected with the plug interfaces, the main control unit (14) is provided with a third connection socket matched and connected with the plug interfaces, the main control unit (14) is provided with a first interface end, and the frequency converter (15) is provided with a fourth connection socket matched and connected with the first interface end;
the car top control box module comprises a car interface unit (21) connected with the main interface unit (11) through a travelling cable and a car control box (22) connected with the car interface unit (21), wherein a plurality of phase interfaces are arranged on the car interface unit (21), and a fifth connection socket which is matched and connected with an upper phase interface of the car interface unit (21) is arranged on the car control box (22);
the pit box module comprises a pit box (31) connected with the main interface unit (11) through a cable, and a plurality of interfaces are arranged on the pit box (31);
the main interface unit (11) comprises a first shell (111), a plurality of openings corresponding to the plug-in ports are formed in the peripheral surface of the first shell (111), the main switch controller (12) comprises a second shell (121), the second shell (121) is connected to the upper end of the first shell (111) through a first connection socket, a first positioning lug (122) extending downwards is arranged at the front end of the second shell (121), an upper positioning groove matched with the first positioning lug (122) is formed above the front side of the first shell (111), the main power management unit (13) comprises a third shell (131), the third shell (131) is connected to the lower end of the first shell (111) through a second connection socket, a first positioning lug (132) extending upwards is arranged at the front end of the third shell (131), and a lower positioning groove matched with the first positioning lug (132) is formed below the front side of the first shell (111);
the upper interface of the pit box (31) comprises an outbound cable interface, a well cable interface and a hall door cable interface, the cable connected with the main interface unit (11) of the pit box (31) comprises an outbound cable connected to the outbound cable interface, a well cable connected to the well cable interface and a hall door cable connected to the hall door cable interface, a plurality of outbound control units (4) are further connected to the outbound cable, and a plurality of hall door safety loop detectors (5) are further connected to the hall door cable.
2. The modular plug-in control system applied to an elevator according to claim 1, wherein the car interface unit (21) is further connected with a car control panel (23) and a door machine controller (24), the car control panel (23) is provided with a sixth connection socket which is connected with the upper interface of the car interface unit (21) in a matching way, and the door machine controller (24) is provided with a seventh connection socket which is connected with the upper interface of the car interface unit (21) in a matching way.
3. The modular plug-in control system applied to the elevator according to claim 1, wherein the main control unit (14) is further connected with a service panel (6), and the main power management unit (13) is further connected with a control cabinet 24V power supply.
4. The modular jack control system for use on an elevator according to claim 2, wherein the car operating panel (23) comprises a panel (231) mounted in the elevator car, a button provided on the panel (231) and a display screen (232) provided on the panel (231) above the button, the car operating panel (23) further comprises a circuit board electrically connected to the display screen (232) and the button, the circuit board is integrated with a voice intercom and an RFID module, the button is further provided with an LED lamp, and the button is connected to the circuit board through a serial communication interface.
5. The modular plug-in control system for use in an elevator according to claim 2, wherein the car interface unit (21) comprises a fourth housing (211), a plurality of openings opposite to the mating openings are provided on a side of the fourth housing (211), the door operator controller (24) comprises a fifth housing (241), a notch for the seventh connection socket to protrude is provided on a side of the fifth housing (241), and a switch button is further provided on a side of the fifth housing (241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807492.3A CN108689263B (en) | 2018-07-21 | 2018-07-21 | Modular plug-in control system applied to elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810807492.3A CN108689263B (en) | 2018-07-21 | 2018-07-21 | Modular plug-in control system applied to elevator |
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| Publication Number | Publication Date |
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| CN108689263A CN108689263A (en) | 2018-10-23 |
| CN108689263B true CN108689263B (en) | 2023-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810807492.3A Active CN108689263B (en) | 2018-07-21 | 2018-07-21 | Modular plug-in control system applied to elevator |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115882278A (en) * | 2022-12-05 | 2023-03-31 | 菱王电梯有限公司 | Wiring structure, elevator control cabinet and elevator system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0301920A2 (en) * | 1987-07-31 | 1989-02-01 | Otis Elevator Company | Modular elevator system |
| DE29708243U1 (en) * | 1997-05-07 | 1997-09-04 | Müller, Wolfgang T., 78315 Radolfzell | Modular system house with elevator |
| JP3720098B2 (en) * | 1994-10-31 | 2005-11-24 | ヴァイトミュラー インターフェイス ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー | Modular controllers for electronic control systems and automation systems |
| CN201587762U (en) * | 2009-12-10 | 2010-09-22 | 浙江师范大学 | Distributed elevator control system |
| CN202625525U (en) * | 2012-04-17 | 2012-12-26 | 中山市卓梅尼控制技术有限公司 | Modularized elevator control system |
| CN205076634U (en) * | 2015-09-30 | 2016-03-09 | 北京索德电气工业有限公司 | Novel elevator cab integration is connected and controller |
-
2018
- 2018-07-21 CN CN201810807492.3A patent/CN108689263B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0301920A2 (en) * | 1987-07-31 | 1989-02-01 | Otis Elevator Company | Modular elevator system |
| JP3720098B2 (en) * | 1994-10-31 | 2005-11-24 | ヴァイトミュラー インターフェイス ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー | Modular controllers for electronic control systems and automation systems |
| DE29708243U1 (en) * | 1997-05-07 | 1997-09-04 | Müller, Wolfgang T., 78315 Radolfzell | Modular system house with elevator |
| CN201587762U (en) * | 2009-12-10 | 2010-09-22 | 浙江师范大学 | Distributed elevator control system |
| CN202625525U (en) * | 2012-04-17 | 2012-12-26 | 中山市卓梅尼控制技术有限公司 | Modularized elevator control system |
| CN205076634U (en) * | 2015-09-30 | 2016-03-09 | 北京索德电气工业有限公司 | Novel elevator cab integration is connected and controller |
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| CN108689263A (en) | 2018-10-23 |
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