CN111232790A - Elevator emergency alarm device and system - Google Patents
Elevator emergency alarm device and system Download PDFInfo
- Publication number
- CN111232790A CN111232790A CN201911087907.5A CN201911087907A CN111232790A CN 111232790 A CN111232790 A CN 111232790A CN 201911087907 A CN201911087907 A CN 201911087907A CN 111232790 A CN111232790 A CN 111232790A
- Authority
- CN
- China
- Prior art keywords
- circuit
- elevator
- call
- elevator emergency
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
-
- 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
- B66B1/3415—Control system configuration and the data transmission or communication within the control system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
Abstract
The invention provides an elevator emergency alarm device and system, wherein a processor of the elevator emergency alarm device is connected with a wireless communication module, and a data communication link with a cloud platform is established through the wireless communication module; the communication module is connected with a communication line or a calling circuit of the elevator communication system, the processor detects an alarm signal of the communication line or the calling circuit through the communication module, sends alarm information to the cloud platform or preset rescue personnel through the wireless communication module when the alarm signal is detected, and sends voice information sent by the cloud platform or the preset rescue personnel to the elevator communication system through the communication module so as to realize communication between trapped personnel and the rescue personnel. The invention does not need to rewire, has low cost, can send alarm information to a plurality of preset rescue workers, eliminates the interference of unattended operation, utilizes the characteristic of cloud platform calling, does not need real-name authentication, and protects personal privacy.
Description
Technical Field
The invention relates to the field of elevator safety, in particular to an elevator emergency alarm device system.
Background
With the continuous development of the technology, the safety level of the elevator is also improved year by year, but the elevator serving as mechanical-electrical integration special equipment cannot avoid people trapping caused by equipment failure, but the elevator cannot ask for help outwards in time due to various reasons. According to the regulations of elevator supervision and inspection and regular inspection rules, traction and forced drive elevators (TSG T7001-2009), the elevator must be provided with an emergency alarm device, the device adopts an intercom system so as to be continuously connected with rescue services, in the current setting, an emergency rescue electric bell arranged according to the elevator is generally adopted to ask for help outwards, or a third party emergency rescue device is additionally arranged to be connected with the outside, but the following problems are often encountered: (1) the system can only give an alarm to a property duty room, and is easy to have the problem of answering the alarm information without duty; (2) for the additional installation of the elevator, the alarm system of the elevator needs to be connected with a duty room through high-cost wiring; (3) the communication telephone card needs real-name authentication, and is difficult to realize for elevators with public attributes.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an elevator emergency alarm device and system, which can detect an alarm signal of an original call system of an elevator, alarm is carried out through a cloud platform according to the alarm signal, rewiring is not needed, the cost is low, alarm information can be sent to preset rescue workers, the interference of unmanned on duty is eliminated, the characteristic of cloud platform calling is utilized, real-name authentication is not needed, and the individual privacy is protected.
In order to solve the above problems, the present invention adopts a technical solution as follows: an elevator emergency alarm device comprises a processor, a wireless communication module and a call module; the processor is connected with the wireless communication module, and a data communication link with a cloud platform is established through the wireless communication module; the communication module is connected with a communication line or a calling circuit of an elevator communication system, the processor detects an alarm signal of the communication line or the calling circuit through the communication module, sends alarm information to the cloud platform or preset rescue personnel through the wireless communication module when the alarm signal is detected, and sends voice information sent by the cloud platform or the preset rescue personnel to the elevator communication system through the communication module so as to realize communication between trapped personnel and rescue personnel.
Further, the call module comprises call ports, the call ports comprise L, R ports, and the L, R ports are respectively connected with L, R signal lines of the communication lines.
Furthermore, the call module further comprises a protection circuit, the protection circuit is respectively connected with the call port and the calling circuit, and the protection circuit is used for performing impedance matching with the communication circuit and protecting an internal circuit of the elevator emergency alarm device.
Furthermore, the call module further comprises a call processing circuit, the call processing circuit is connected with the protection circuit, the wireless communication module, the voice receiving circuit and the voice playing circuit of the elevator call system, and the call processing circuit is used for processing volume, call and call sending.
Further, the call module further comprises a voice circuit, the voice circuit is respectively connected with the call processing circuit and the processor, and when the processor receives the alarm signal, the voice circuit sends soothing voice to the elevator call system through the call processor circuit so as to sooth trapped people.
Furthermore, the elevator emergency alarm device also comprises a state display module, wherein the state display module is connected with the processor, and the working state of the elevator emergency alarm device is displayed through the state display module.
Further, the elevator emergency alarm device comprises a clock module and a power supply module;
the clock module is connected with the processor and is used for transmitting a clock signal and a reference signal to the processor;
the elevator emergency alarm device further comprises a power module, wherein the power module is connected with the processor and supplies power to the elevator emergency alarm device through the power supply.
Furthermore, the elevator emergency alarm device also comprises a power supply module, wherein the power supply module is connected with the processor and supplies power to the elevator emergency alarm device through the power supply.
Further, the power supply module comprises a power supply management circuit, a conversion circuit, a battery assembly and a voltage stabilizer;
the power management circuit is respectively connected with the conversion circuit and the processor, and the conversion circuit converts alternating current into direct current and transmits the direct current to the processor through the power management circuit;
the battery component is connected with the power management circuit, stores the electric energy input by the power management circuit and supplies power to the elevator emergency alarm device when the conversion circuit is powered off;
the voltage stabilizer is connected with the power management circuit, receives the voltage input by the power management circuit, and converts the voltage into preset voltage to supply power to the elevator emergency alarm device.
Based on the same inventive concept, the invention also provides an elevator emergency alarm system, which comprises: the cloud platform and the elevator emergency alarm device are used for providing emergency alarm; the cloud platform is connected with the elevator emergency alarm device, receives the alarm signal that the elevator emergency alarm device sent, according to alarm signal to preset rescue personnel send alarm information and with the pronunciation information that preset rescue personnel sent sends for elevator emergency alarm device, wherein, alarm information includes at least one in alarm signal, the position of elevator, building name, the elevator model.
Compared with the prior art, the invention has the beneficial effects that: can detect the alarm signal of the original talk system of elevator, report to the police through the cloud platform according to this alarm signal, need not rewiring, it is with low costs, can send alarm information a plurality of rescue personnel of predetermineeing in addition, eliminated unmanned interference on duty, utilize the characteristic that the cloud platform was called, need not real-name authentication, protected individual privacy.
Drawings
Fig. 1 is a structural view of an embodiment of an elevator emergency alert device of the present invention;
FIG. 2 is a block diagram of one embodiment of an alarm implementation of an elevator emergency alert device of the present invention;
FIG. 3 is a topological diagram of an embodiment of an alarm implementation of an elevator emergency alarm device of the present invention;
fig. 4 is a hardware block diagram of an embodiment of an elevator emergency alert device of the present invention;
fig. 5 is a circuit diagram of one embodiment of a call module of the elevator emergency alert device of the present invention;
fig. 6 is a circuit diagram of one embodiment of a processor and voice circuit of an elevator emergency alert device of the present invention;
fig. 7 is a circuit diagram of one embodiment of the 2G communication module of the elevator emergency alert device of the present invention;
fig. 8 is a circuit diagram of an embodiment of a 4G communication module of the elevator emergency alert device of the present invention;
fig. 9 is a circuit diagram of an embodiment of a power module of an elevator emergency alert device of the present invention;
fig. 10 is a block diagram of an embodiment of an elevator emergency alert system of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Referring to the drawings of the specification, fig. 1-9, wherein fig. 1 is a structural diagram of an embodiment of an elevator emergency alert device of the present invention; FIG. 2 is a block diagram of one embodiment of an alarm implementation of an elevator emergency alert device of the present invention; FIG. 3 is a topological diagram of an embodiment of an alarm implementation of an elevator emergency alarm device of the present invention; fig. 4 is a hardware block diagram of an embodiment of an elevator emergency alert device of the present invention; fig. 5 is a circuit diagram of one embodiment of a call module of the elevator emergency alert device of the present invention; fig. 6 is a circuit diagram of one embodiment of a processor and voice circuit of an elevator emergency alert device of the present invention; fig. 7 is a circuit diagram of one embodiment of the 2G communication module of the elevator emergency alert device of the present invention; fig. 8 is a circuit diagram of an embodiment of a 4G communication module of the elevator emergency alert device of the present invention; fig. 9 is a circuit diagram of an embodiment of a power module of an elevator emergency alert device of the present invention. The elevator emergency alert device of the present invention will be described in detail with reference to fig. 1 to 9.
In this embodiment, the elevator emergency alarm device comprises a processor, a wireless communication module and a call module; the processor is connected with the wireless communication module, and a data communication link with the cloud platform is established through the wireless communication module; the communication module is connected with a communication line or a calling circuit of the elevator communication system, the processor detects an alarm signal of the communication line or the calling circuit through the communication module, sends alarm information to the cloud platform or preset rescue personnel through the wireless communication module when the alarm signal is detected, and sends voice information sent by the cloud platform or the preset rescue personnel to the elevator communication system through the communication module so as to realize communication between trapped personnel and the rescue personnel.
In this embodiment, the elevator call system is an original wired call system on an elevator, and the elevator emergency alarm device is connected to a communication line or a call circuit of the wired call system to acquire and detect an alarm signal sent by a trapped person through the wired call system.
In this embodiment, the processor may be a single chip, an MCU, an SOC, or other devices capable of receiving the alarm signal and performing an alarm operation according to the alarm signal.
In a specific embodiment, the processor is an MCU, and after the elevator emergency alarm device is started, the MCU first initializes the 2G/4G communication module and establishes a data communication link with the cloud platform, and after passing the authentication of the cloud platform, the MCU maintains a long-term data communication connection with the cloud platform.
In this embodiment, the call module includes call ports, the call ports include L, R ports, and L, R ports are respectively connected to L, R signal lines for transmitting voice signals in the communication line.
When the communication line is a four-wire system communication line, the G port of the call port is connected to the ground line of the four-wire system communication line.
In this embodiment, for a 2-wire system elevator wire call system, the processor controls the protection circuit to perform ac/dc separation processing and monitor the call ring in real time. When the calling ring is monitored for a certain duration (default of 1 second when leaving factory) for a certain number of times, the alarm function of the processor is touched, and the processor sends alarm information to the cloud platform through the wireless communication module.
In this embodiment, the call module further includes a protection circuit, the protection circuit is connected to the call port and the call circuit, and the protection circuit is used for performing impedance matching with the communication circuit and protecting an internal circuit of the elevator emergency alarm device, so as to prevent external signals and surge from damaging other devices of the elevator alarm device.
In a specific embodiment, the protection circuit comprises an interface conversion circuit, a receiving impedance conversion circuit and a transmitting impedance conversion circuit, and the receiving impedance conversion circuit converts the call ring and the voice information transmitted by the communication circuit into signals which can be received and processed by the elevator emergency alarm device. And the voice signal transmitted by the processor or the wireless communication module is converted into a voice signal which can be processed by the elevator emergency alarm device by using the transmission impedance conversion circuit.
In this embodiment, the protection circuit further includes a call trigger circuit, the call trigger circuit is connected to the call circuit, and the protection circuit receives a call alarm signal transmitted by the call circuit through the protection circuit.
In a specific embodiment, the processor monitors signals sent by the elevator call system in real time through the protection circuit, when the trapped elevator personnel press a call key of a call circuit in the elevator call system for a certain time and a certain number of times, the call alarm trigger circuit is triggered to receive call alarm signals generated by the call circuit, the protection circuit transmits the call alarm signals to the processor, and the processor receives the signals and then starts an alarm function. The processor sends an alarm signal to the cloud platform connected with the processor through the wireless communication module. After the cloud platform arrives at the alarm signal, the alarm information is displayed on a monitor screen in a screen popping mode or preset rescue workers are informed in a short message, a telephone and other modes.
The time and the times of transmitting the call alarm signal to the processing by the help-calling trigger circuit of the call key trigger protection circuit pressed by the trapped person can be freely set according to the requirements of users.
In a specific embodiment, the trapped person presses the call button for 1 second to trigger the protection circuit to transmit the call alarm signal.
In this embodiment, the call module further includes a call processing circuit, the call processing circuit is connected to the protection circuit, the wireless communication module, the voice receiving circuit of the elevator call system, and the voice playing circuit, and the call processing circuit performs volume processing and call sending processing.
In this embodiment, the call processing circuit includes a call amplifying circuit, a call noise processing circuit, a call balance processing circuit, a side-tone canceling processing circuit, and a call automatic noise gain circuit, and the processor receives a volume adjusting command of a field or a cloud platform, processes noise in a call through the call noise processing circuit, the call balance processing circuit, the side-tone canceling processing circuit, and the call automatic noise gain circuit, adjusts and captures sound volume and definition of a trapped person according to a distance of the trapped person, and adjusts the call volume transmitted to the trapped person by using the call amplifying circuit.
In this embodiment, the wireless communication module includes a wireless communication component and an antenna, the wireless communication component is respectively connected with the processor and the antenna, and the wireless communication component includes any one of a 2G communication component and a 4G communication component.
In this embodiment, when the wireless communication subassembly is the 4G communication subassembly, after elevator emergency alarm device powers up the start-up, the treater control wireless communication module is automatic to get into the data communication mode, has established the communication with the high in the clouds with the treater through the serial ports. The call calling key of the emergency calling circuit is pressed for more than 1 second by trapped people in the elevator car, and the processor sends out an alarm signal to the cloud end through the 4G communication component and the antenna. When the wireless communication component receives a call dialed by a rescue worker or the cloud platform, a ringing signal sent by the 4G communication component is transmitted to the processor. The processor sends a call answering command to the 4G communication component. The 4G communication assembly enters a call mode, after the call is connected, the 4G communication assembly outputs an audio signal through the call processing circuit, and meanwhile, the signal transmitted to a microphone in the elevator is subjected to automatic gain and noise reduction processing, so that the call between the trapped person and the outside is smoothly established. And after the conversation is finished, the processor automatically restores the working mode of the 4G communication assembly to the data communication mode.
In other embodiments, the wireless communication component may also be WiFi and any of the 3G, 5G communication components. The processor is connected with the cloud platform or preset rescue workers through the communication assembly and the antenna.
In this embodiment, the elevator emergency alarm device further comprises a status display module, wherein the status display module is connected with the processor, and displays the working status of the elevator emergency alarm device through the status display module.
In this embodiment, the status display module may be an LED lamp, a display screen, or other devices capable of displaying the operating status of the elevator emergency alert device by text, color, or other means.
In this embodiment, the elevator emergency warning device includes a clock module, the clock module is connected with the processor, and the clock module is used for transmitting a clock signal and a reference signal to the processor.
In a specific embodiment, the clock module is a crystal oscillator.
In this embodiment, the elevator emergency warning device further includes a power module, and the power module is connected with the processor and supplies power to the elevator emergency warning device through a power supply.
The power module comprises a power management circuit and a conversion circuit, the power management circuit is respectively connected with the conversion circuit and the processor, and the conversion circuit converts alternating current into direct current and transmits the direct current to the processor through the power management circuit.
In a specific embodiment, the alternating current is 220V-240V.
In this embodiment, the power module further includes a battery pack, the battery pack is connected to the power management circuit, and the battery pack stores electric energy input by the power management circuit and supplies power to the elevator emergency alarm device when the switching circuit is powered off.
In the present embodiment, the battery assembly may be a lithium battery, a super capacitor, a rechargeable battery, and other devices capable of storing electric energy.
In one specific embodiment, the battery pack is a lithium battery model 18650 lithium battery, rated at 12 volts and rated at 2.5 AH.
In this embodiment, the call processing circuit further comprises an alarm circuit, the alarm circuit is connected with the power management circuit and the battery pack, the electric quantity of the battery pack is detected, when the electric quantity of the battery pack is lower than a preset value or an alarm instruction transmitted by the power management circuit is received, a battery electric quantity alarm signal is generated, the call processor circuit receives a call automatic gain control signal and transmits the call automatic gain control signal to the wireless communication module, the battery electric quantity alarm signal is transmitted to the cloud platform, and cloud management of the battery pack is achieved.
In this embodiment, the power module further includes a voltage stabilizer, the voltage stabilizer is connected to the power management circuit, and the voltage stabilizer receives the voltage input by the power management circuit and converts the voltage into a preset voltage to supply power to other devices in the elevator emergency alarm device.
In one particular embodiment, the voltage regulator converts the voltage output by the power management circuit to 12, 5 volt dc power to power devices in the elevator emergency alert device.
In this embodiment, the conversion circuit includes a voltage reduction circuit and a rectification circuit, the rectification circuit is respectively connected to the voltage reduction circuit and the power management circuit, and the input ac power is transmitted to the power management circuit after voltage reduction and rectification processing.
In this embodiment, the treater is 32 MCU processors of high performance, can the adaptation far and near distance catch the person's of asking for help sound, realizes uninterrupted power supply through the built-in power of elevator emergency alarm device, and the intercom earphone volume accessible scene of elevator call system or high in the clouds remote regulation, loudspeaker volume accessible scene or high in the clouds remote regulation in the elevator car.
In the embodiment, in order to enable rescue workers to quickly determine the positions of a failed elevator and trapped people, the cloud platform receives an alarm signal sent by the elevator emergency alarm device, sends alarm information to preset rescue workers according to the alarm signal and sends voice information sent by the preset rescue workers to the elevator emergency alarm device, wherein the alarm information comprises at least one of the alarm signal, the positions of the elevators, the names of buildings and the types of the elevators.
Compared with the elevator in the prior art, the emergency alarm device for the elevator can achieve the following points:
1. the existing call system of the elevator is directly butted, repeated wiring is not needed, equipment access is simple, and cost is low;
2. the processor can dial a preset telephone number through the wireless communication module so as to contact preset rescue workers and solve the problem of setting an emergency alarm device of the elevator without special duty room management;
3. the device is connected with the cloud platform for 24 hours through an MQTT protocol, so that the device can find out the fault in time and receive an emergency alarm signal sent by trapped people in the elevator;
4. the bidirectional communication between the intercom system in the elevator car and the attendant or the rescue worker is established through the cloud platform, both parties are called parties, and real-name authentication is not needed;
5. basic equipment information and GIS geographic information of the alarm elevator are pushed to emergency rescue workers through the cloud platform, so that the emergency rescue workers can know the condition and the geographic position information of the fault elevator, and the emergency rescue can be rapidly and accurately implemented;
6. the processor is a processor with a built-in intelligent chip, the elevator emergency alarm device is provided with a full-network communication industrial GSM wireless communication module and a low-noise audio processing integrated circuit, the conversation tone quality is clear, the industrial design standard, the intelligent control technology, the low-power consumption design, the environment protection and the energy saving are realized, and the elevator emergency alarm device can adapt to different places; the intelligent cloud management function of the built-in power module; the battery is safer and more durable in use;
7. the extensible multiple M2M trade that is applied to in the thing networking industrial chain, fields such as intelligent street lamp, intelligent mine, intelligent house, intelligent building, intelligent fire control, intelligent public safety.
When people trapping fault occurs in the elevator, when personnel trigger an emergency alarm device of an original elevator call system in the elevator, call between an intercom system and operators on duty or rescue personnel in an elevator car is realized through a cloud platform, trapped personnel are dulled in time, meanwhile rescue information from the cloud platform is received on a mobile phone of the rescue personnel, the fault elevator can be positioned through short chain connection, rescue work is rapidly expanded, the laying cost of three-party call of the elevator can be reduced, and the problems that the old elevator is difficult to install three-party call wiring, the cost is high and the like are solved. The emergency alarm device for the elevator is characterized in that the internet of things and the cloud computing technology are introduced, the emergency alarm device is an innovation of products in the market, safety management of the elevator is quickly accessed into a management system of a smart city, and department resources such as governments, maintenance units, public security, fire protection and elevator manufacturers are fully mobilized to jointly improve the use safety of the elevator.
Has the advantages that: the elevator emergency alarm device can detect the alarm signal of the original call system of the elevator, alarms through the cloud platform according to the alarm signal without rewiring, is low in cost, can send alarm information to a plurality of preset rescuers, eliminates interference of unattended operation, utilizes the calling characteristic of the cloud platform, does not need real-name authentication, and protects personal privacy.
Based on the same inventive concept, the present invention further provides an elevator emergency alarm system, please refer to fig. 10, fig. 10 is a structural diagram of an embodiment of the elevator emergency alarm system of the present invention, and the elevator emergency alarm system of the present invention is specifically described with reference to fig. 10.
The elevator emergency alarm system of the present invention comprises: cloud platform and elevator emergency alert device as described in the above embodiments.
In this embodiment, the cloud platform is connected with an elevator emergency alarm device, receives an alarm signal sent by the elevator emergency alarm device, sends alarm information to preset rescue personnel according to the alarm signal, and sends voice information sent by the preset rescue personnel to the elevator emergency alarm device, wherein the alarm information includes at least one of the alarm signal, the position of the elevator, the building name and the elevator model.
Has the advantages that: the elevator emergency alarm system can detect the alarm signal of the original call system of the elevator, alarms through the cloud platform according to the alarm signal without rewiring, is low in cost, can send alarm information to a plurality of preset rescuers, eliminates interference of unattended operation, utilizes the calling characteristic of the cloud platform, does not need real-name authentication, and protects personal privacy.
In the embodiments provided in the present invention, it should be understood that the disclosed devices, modules and units may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the modules or partitions may be merely logical partitions, and may be implemented in other ways, e.g., multiple modules or components may be combined or integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, devices or indirect coupling or communication connection, and may be in an electrical, mechanical or other form.
The components described as separate parts may or may not be physically separate, and the components shown may or may not be physically separate, may be located in one place, or may be distributed in a plurality of places. Some or all of them can be selected according to actual needs to achieve the purpose of the embodiment.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. An elevator emergency alarm device is characterized by comprising a processor, a wireless communication module and a call module;
the processor is connected with the wireless communication module, and a data communication link with a cloud platform is established through the wireless communication module;
the communication module is connected with a communication line or a calling circuit of an elevator communication system, the processor detects an alarm signal of the communication line or the calling circuit through the communication module, sends alarm information to the cloud platform or preset rescue personnel through the wireless communication module when the alarm signal is detected, and sends voice information sent by the cloud platform or the preset rescue personnel to the elevator communication system through the communication module so as to realize communication between trapped personnel and rescue personnel.
2. The elevator emergency alert device according to claim 1, wherein the call module includes call ports including L, R ports, the L, R ports being connected to L, R signal lines of the communication lines, respectively.
3. The elevator emergency alert device according to claim 2, wherein the call module further includes a protection circuit connected to the call port and the call circuit, respectively, the protection circuit for impedance matching with the communication circuit and protecting an internal circuit of the elevator emergency alert device.
4. The elevator emergency warning device according to claim 3, wherein the call module further comprises a call processing circuit, the call processing circuit is connected to the protection circuit, the wireless communication module, and the voice receiving circuit and the voice playing circuit of the elevator call system, and the call processing circuit performs volume and call processing.
5. The elevator emergency warning device according to claim 4, wherein the call module further comprises a voice circuit, the voice circuit is connected to the call processing circuit and the processor, respectively, and the voice circuit sends a soothing voice to the elevator call system through the call processor circuit when the processor receives the warning signal, so as to sooth the trapped person.
6. The elevator emergency alert device according to claim 1, further comprising a status display module connected to the processor, for displaying an operation status of the elevator emergency alert device through the status display module.
7. The elevator emergency alert device according to claim 1, wherein the elevator emergency alert device includes a clock module, a power module;
the clock module is connected with the processor and is used for transmitting a clock signal and a reference signal to the processor;
the elevator emergency alarm device further comprises a power module, wherein the power module is connected with the processor and supplies power to the elevator emergency alarm device through the power supply.
8. The elevator emergency alert device according to claim 7, wherein the power supply module includes a power management circuit, a conversion circuit, a battery pack, a voltage regulator;
the power management circuit is respectively connected with the conversion circuit and the processor, and the conversion circuit converts alternating current into direct current and transmits the direct current to the processor through the power management circuit;
the battery component is connected with the power management circuit, stores the electric energy input by the power management circuit and supplies power to the elevator emergency alarm device when the conversion circuit is powered off;
the voltage stabilizer is connected with the power management circuit, receives the voltage input by the power management circuit, and converts the voltage into preset voltage to supply power to the elevator emergency alarm device.
9. The emergency alarm device for elevator according to claim 8, wherein said switching circuit comprises a voltage-reducing circuit and a rectifying circuit, said rectifying circuit is connected to said voltage-reducing circuit and a power management circuit, respectively, and the inputted ac power is transmitted to said power management circuit after being subjected to voltage-reducing and rectifying processes.
10. An elevator emergency alert system, comprising: a cloud platform and an elevator emergency alert device according to any of claims 1 to 9;
the cloud platform is connected with the elevator emergency alarm device, receives the alarm signal that the elevator emergency alarm device sent, according to alarm signal to preset rescue personnel send alarm information and with the pronunciation information that preset rescue personnel sent sends for elevator emergency alarm device, wherein, alarm information includes at least one in alarm signal, the position of elevator, building name, the elevator model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911087907.5A CN111232790A (en) | 2019-11-08 | 2019-11-08 | Elevator emergency alarm device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911087907.5A CN111232790A (en) | 2019-11-08 | 2019-11-08 | Elevator emergency alarm device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111232790A true CN111232790A (en) | 2020-06-05 |
Family
ID=70872694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911087907.5A Pending CN111232790A (en) | 2019-11-08 | 2019-11-08 | Elevator emergency alarm device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111232790A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992016A (en) * | 2021-02-24 | 2021-06-18 | 浙江朱道模块集成有限公司 | Regional guide identification with emergency information one-key issuing function and information issuing system |
-
2019
- 2019-11-08 CN CN201911087907.5A patent/CN111232790A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992016A (en) * | 2021-02-24 | 2021-06-18 | 浙江朱道模块集成有限公司 | Regional guide identification with emergency information one-key issuing function and information issuing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120002792A1 (en) | Wireless intercom emergency assistance system | |
| WO2003029122A1 (en) | Elevator remote monitoring apparatus | |
| CN101695100A (en) | Intelligent household security system and control method thereof | |
| US20120188067A1 (en) | Alarm Sound Activated Module for Remote Notification | |
| KR101650357B1 (en) | Emergency call device and method including radio access unit for emergency call | |
| CN204990647U (en) | City safety warning positioning system | |
| KR101064167B1 (en) | Disaster prevention and management system having voip emergency-telephone system in tunnel | |
| CN111232790A (en) | Elevator emergency alarm device and system | |
| CN204751749U (en) | Five sides of GSM elevator monitored control system that talkbacks | |
| CN211945789U (en) | Elevator emergency alarm device and system | |
| CN204946258U (en) | Intelligent wearable distress call device | |
| CN201804421U (en) | Intelligent home security system | |
| CN208422083U (en) | A kind of wireless multifunctional alarm gateway and system | |
| US7526269B1 (en) | Remote intercom and automatic dialing system | |
| KR20200134415A (en) | Remote elevator management system using emergency call device for PSTN base | |
| CN207275937U (en) | A kind of elevator early warning voice pacifies system | |
| CN204454114U (en) | A kind of wireless intercom device with monitoring function | |
| KR102470001B1 (en) | A village broadcasting apparatus and a town broadcasting method | |
| CN110482357A (en) | A kind of control of elevator long distance and two-way video talkback unit | |
| KR20170004086U (en) | Information display device for elevator emergency call device | |
| CN208092912U (en) | A kind of wireless emergency salvage system | |
| KR102083006B1 (en) | Transmitting call apparatus for emergency | |
| CN205381838U (en) | Elevator safe gateway | |
| CN211769595U (en) | Special wireless alarm intercom system device for elevator | |
| CN204689279U (en) | Elevator intercommunication monitored control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |