CN219448920U - Self-help alarm system for elevator - Google Patents
Self-help alarm system for elevator Download PDFInfo
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- CN219448920U CN219448920U CN202223582654.9U CN202223582654U CN219448920U CN 219448920 U CN219448920 U CN 219448920U CN 202223582654 U CN202223582654 U CN 202223582654U CN 219448920 U CN219448920 U CN 219448920U
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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
Abstract
The utility model provides an elevator self-help alarm system, which comprises a ranging module, a camera module and a control module, wherein the control module comprises the following components: a telephone module, a processor module and a power module; when the sudden fault of the elevator stops, trapped personnel can call a call to rescue personnel through the telephone module to ask for help, and because the system is powered by the external storage battery, the problem that the elevator door cannot be opened and the trapped personnel cannot ask for help to the outside due to the fact that the emergency door opening button is not activated because the connection between an internal circuit and the mains supply is disconnected due to the elevator fault is solved.
Description
Technical Field
The utility model relates to the technical field of elevator alarming, in particular to an elevator self-help alarming system.
Background
The 2021 special equipment safety condition annunciation issued by the national market supervision bureau shows that the total number of registered elevators of the national elevators is 879.98 ten thousand by the end of 2021, the total number of the registered elevators is 17 deaths from the national elevator accident 23, and the reasons of the accidents include illegal operation or improper operation, equipment defect or failure of safety components or failure of a protection device, improper emergency rescue (self rescue), improper safety management, improper maintenance and the like.
As disclosed in chinese patent CN104276475a, a safe self-rescue elevator is disclosed, when the elevator reaches the position of the landing door nearby, the system will lock the elevator firmly on the track by extending the lock tongue, at this time, the passengers can open the car door and landing door to save oneself by pressing the emergency door opening button, but in most emergency cases, the emergency door opening button is not active because the connection between the internal circuit and the mains supply is disconnected due to the elevator fault, the elevator door cannot be opened, and trapped personnel cannot ask for help to the outside.
Disclosure of Invention
In view of the above, the utility model provides an elevator self-help alarm system, which solves the problems that the existing elevator fails to disconnect an internal circuit from the mains supply, so that an emergency door opening button is not active, an elevator door cannot be opened, and trapped personnel cannot ask for help to the outside.
The technical scheme of the utility model is realized as follows: the utility model provides an elevator self-help alarm system, which comprises a ranging module and a camera module, wherein the elevator self-help alarm system further comprises:
a telephone module, a processor module and a power module;
the distance measuring module is electrically connected with the processor module and is used for measuring the distance from the system to the elevator door and sending the distance to the processor module;
the camera module is electrically connected with the processor module and used for detecting whether a person exists in the elevator and sending the person to the processor module;
the telephone module is electrically connected with the processor module and is used for calling the rescue personnel by trapped personnel in the elevator to ask for help;
the processor module is used for receiving and processing the data sent by the ranging module and the camera module;
the power module is electrically connected with the ranging module, the camera module, the telephone module and the processor module, and is externally connected with a storage battery and used for supplying power to the ranging module, the camera module, the telephone module and the processor module.
On the basis of the above technical solution, preferably, the specific circuit of the power module includes:
the power supply conversion chip U2, the switch SW1, the field effect transistor Q1, the triode Q7, the diodes D1-D2, D4 and D13, the inductor L1, the resistors R3-R7, R28 and R36-R37 and the capacitors C1-C7, C59 and C72-C73;
pin 2 of the power conversion chip U2 is connected with the front end of a resistor R6, the front ends of capacitors C2-C3 and C72-C73, the negative electrode of a diode D4, the front end of a field effect transistor Q1, the front end of a resistor R28, the front end of a resistor R37 and the rear end of a switch SW1, the negative electrodes of diodes D2 and D13, the positive electrode of a diode D2 is connected with a GND, the G electrode of the field effect transistor Q1 is connected with the rear end of a resistor R36 and the front end of a capacitor C59, the rear end of the capacitor C59 is connected with the GND, the front end of the resistor R36 is connected with the rear end of a resistor R28, the rear end of a resistor R37 is connected with the GND, the S electrode of the field effect transistor Q1 is connected with the front end of a switch SW1, the front end of a resistor R28, the negative electrodes of a diode D2 and D13, the positive electrode of the diode D2 is connected with a 12V_IN, the positive electrode of the diode D13 is connected with the GND 59, the rear end of the pin 6 of the power conversion chip U2 is connected with the rear end of a resistor R6 and the C electrode of a triode Q7, the B pole of the triode Q7 is connected with EN_4V, the E pole of the triode Q7 is connected with GND, the pin 7 of the power conversion chip U2 is connected with the front end of the capacitor C4, the rear end of the capacitor C4 is connected with GND, the pin 1 of the power conversion chip U2 is connected with the front end of the capacitor C7, the rear end of the capacitor C7 is connected with GND, the pin 4 of the power conversion chip U2 is connected with the front end of the resistor R4, the rear end of the resistor R4 is connected with the front ends of the resistors R5 and R7, the rear end of the resistor R7 is connected with the rear end of the capacitor C1 and the front end of the inductor L1, the rear end of the resistor R5-C6 is connected with the rear end of the capacitor C5-C6, the cathode of the diode D1 and 4V is output to supply power to the telephone module, the rear end of the capacitor C5-C6 is connected with GND 1, the pin 5 of the power conversion chip U2 is connected with the front end of the resistor R3, the rear end of the resistor R3 is connected with the front end of the capacitor C1.
On the basis of the above technical solution, preferably, the specific circuit of the power module further includes:
the power supply conversion chip U3-U4, the inductor L2, the resistors R10-R11, R15-R16 and R32, and the capacitors C8-C11, C56 and C65-C70;
pin 2 of power conversion chip U4 connects the front end of resistance R11, the front end of electric capacity C65-C66 and battery power 12V, GND is connected to the rear end of electric capacity C65-C66, the rear end of electric capacity R11 is connected to the pin 6 of power conversion chip U4, the front end of electric capacity C67 is connected to the pin 7 of power conversion chip U4, GND is connected to the rear end of electric capacity C67, the front end of electric capacity C70 is connected to pin 1 of power conversion chip U4, GND is connected to the pin 4 of power conversion chip U4, the front end of electric capacity R15 is connected to pin 8 of power conversion chip U4, the front end of electric capacity R16, the front end of R32 is connected to the rear end of electric capacity R32, the rear end of electric capacity C56 is connected to the front end of electric capacity L2, the rear end of electric capacity L2 is connected to the rear end of electric capacity R16, the front end of electric capacity C68-C69 and output 5V to range module power supply, the rear end of electric capacity C68-C69 is connected to the front end of electric capacity C70, the front end of electric capacity C10-C10V is connected to the front end of electric capacity C10-C10 of electric capacity C3, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C3 of electric capacity C9, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C9.
On the basis of the above technical solution, preferably, the specific circuit of the processor module includes:
singlechip U5A-U5B, crystal oscillator X1, resistors R1-R2, and capacitors C12, C17 and C53;
pin 5 of singlechip U5A connects the front end of crystal oscillator X1's pin 3 and electric capacity C12, electric capacity C12's rear end connects crystal oscillator X1's pin 2 and GND, singlechip U5A's pin 6 connects crystal oscillator X1's pin 1 and electric capacity C17's front end, crystal oscillator X1's pin 4 and GND are connected to electric capacity C17's rear end, singlechip U5A's pin 44 connects resistance R1's front end, GND is connected to resistance R1's rear end, singlechip U5A's pin 7 connects resistance R2's front end and electric capacity C53's front end, 3V3 is connected to resistance R2's rear end, GND is connected to electric capacity C53's rear end, singlechip U5B's pin 1, 9, 24, 36, 48 connect 3V3, singlechip U5B's pin 8, 23, 35, 47 connect GND.
On the basis of the above technical solution, preferably, the specific circuit of the telephone module includes:
telephone chip U7A, connector J8, diodes D8-D9, resistors R18-R19, R27, R29 and capacitors C25, C37-C38, C40-C45, C61-C62;
the pin 23 of the telephone chip U7A is connected with the front end of the capacitor C61, the front end of the capacitor C40-C41, the rear end of the capacitor C42-C43, the front end of the diode D8 and the pin 1 of the connector J8, the rear end of the resistor R27 is connected with the front end of the resistor R29 and the rear end of the capacitor C62, the rear end of the resistor R29 is connected with GND, the rear end of the capacitor C40-C41 and the rear end of the diode D8 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C38, the rear end of the capacitor C38 is connected with the rear end of the resistor R19, the front end of the capacitor C42-C43, the rear end of the capacitor C44-C45, the rear end of the diode D9 and the pin 2 of the connector J8 are connected with the rear end of the resistor R18 and the front end of the capacitor C62, the front end of the capacitor C44-C45 and the front end of the diode D9 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C25, the rear end of the capacitor C25 and the telephone chip C25 and the front end of the resistor C37A is connected with the pin 37 and the telephone chip U30 is connected with the pin 30.
On the basis of the technical scheme, the method preferably further comprises the following steps:
an offline voice module;
and the off-line voice module is electrically connected with the processor module and is used for carrying out voice conversation outside the elevator door.
On the basis of the above technical solution, preferably, the specific circuit of the offline voice module includes:
the voice chip M2, the connector J3, the switch SW2 and the capacitors C26-C27;
vdd_3v3 is connected to pin 1 of pronunciation chip M2, and GND is connected to pin 5 of pronunciation chip M2, and pin 2 of connector J3 is connected to pin 6 of pronunciation chip M2, and pin 3 of connector J3 is connected to pin 7 of pronunciation chip M2, and GND is connected to pin 1 of connector J3, and 5V is connected to pin 4 of connector J3, and 5V is connected to pin 8 of pronunciation chip M2, and switch SW 2's front end is connected to pin 9 of pronunciation chip M2, vdd_3v3 is connected to switch SW 2's rear end, and capacitor C26-C27's rear end and GND are connected to voice chip M2's pin 16, and capacitor C26-C27's front end and 5V are connected to voice chip M2's pin 17.
On the basis of the technical scheme, the method preferably further comprises the following steps:
a Bluetooth module;
the Bluetooth module is electrically connected with the processor module and is used for configuring system parameters for the processor module.
On the basis of the above technical solution, preferably, the specific circuit of the bluetooth module includes:
bluetooth chip U1 and capacitors C52 and C64;
pin 1 of bluetooth chip U1 connects front end and GND of electric capacity C52, C64, and the rear end and the 3V3 of electric capacity C52, C64 are connected to bluetooth chip U1's pin 2, and singlechip U5A's pin 13 is connected to bluetooth chip U1's pin 3, and singlechip U5A's pin 12 is connected to bluetooth chip U1's pin 4.
On the basis of the technical scheme, preferably, the ranging module comprises a laser ranging sensor, and the camera module comprises an infrared camera.
Compared with the prior art, the elevator self-help alarm system has the following beneficial effects:
(1) When the elevator suddenly fails and stops, trapped personnel can dial a call to rescue personnel through the telephone module to ask for help, and because the system is powered by an external storage battery, the problem that the elevator door cannot be opened and the trapped personnel cannot ask for help to the outside due to the fact that an emergency door opening button is not activated because the connection between an internal circuit and the mains supply is disconnected due to the elevator failure is solved;
(2) When the camera module detects that a person exists, the module outputs a low level, and the singlechip can detect whether a human body exists in the elevator;
(3) The input power of the system is direct current 12V-36V, and the DC-DC power conversion chip U2 is used for converting the input voltage into 4V and outputting the 4V to supply power to the telephone module.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a block diagram of an automatic elevator warning system of the utility model;
FIGS. 2.1-2.2 are circuit diagrams of the power supply module of the utility model;
FIG. 3 is a circuit diagram of an inventive processor module;
FIGS. 4.1-4.4 are circuit diagrams of inventive telephone modules;
FIG. 5 is a circuit diagram of an off-line voice module of the utility model;
fig. 6 is a circuit diagram of an inventive bluetooth module.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1, the elevator self-service alarm system of the utility model comprises a ranging module and a camera module, wherein the elevator self-service alarm system further comprises:
a telephone module, a processor module and a power module;
the distance measuring module is electrically connected with the processor module and is used for measuring the distance from the system to the elevator door and sending the distance to the processor module;
the camera module is electrically connected with the processor module and used for detecting whether a person exists in the elevator and sending the person to the processor module;
the telephone module is electrically connected with the processor module and is used for calling the rescue personnel by trapped personnel in the elevator to ask for help;
the processor module is used for receiving and processing the data sent by the ranging module and the camera module;
the power module is electrically connected with the ranging module, the camera module, the telephone module and the processor module, and is externally connected with a storage battery and used for supplying power to the ranging module, the camera module, the telephone module and the processor module.
This self-service alarm system of elevator, when the sudden trouble of elevator stops motionless, stranded personnel can oneself dial the phone through the telephone module to the rescue personnel and ask for help, because the system is supplied power through external battery, has solved because elevator trouble makes the internal line disconnection with the commercial power, leads to promptly opening the door button and does not work, and the elevator door can't open, stranded personnel can't ask for help to the outside problem.
As shown in fig. 2.1-2.2, the specific circuit of the power module includes:
the power supply conversion chip U2, the switch SW1, the field effect transistor Q1, the triode Q7, the diodes D1-D2, D4 and D13, the inductor L1, the resistors R3-R7, R28 and R36-R37 and the capacitors C1-C7, C59 and C72-C73;
pin 2 of the power conversion chip U2 is connected with the front end of a resistor R6, the front ends of capacitors C2-C3 and C72-C73, the negative electrode of a diode D4, the front end of a field effect transistor Q1, the front end of a resistor R28, the front end of a resistor R37 and the rear end of a switch SW1, the negative electrodes of diodes D2 and D13, the positive electrode of a diode D2 is connected with a GND, the G electrode of the field effect transistor Q1 is connected with the rear end of a resistor R36 and the front end of a capacitor C59, the rear end of the capacitor C59 is connected with the GND, the front end of the resistor R36 is connected with the rear end of a resistor R28, the rear end of a resistor R37 is connected with the GND, the S electrode of the field effect transistor Q1 is connected with the front end of a switch SW1, the front end of a resistor R28, the negative electrodes of a diode D2 and D13, the positive electrode of the diode D2 is connected with a 12V_IN, the positive electrode of the diode D13 is connected with the GND 59, the rear end of the pin 6 of the power conversion chip U2 is connected with the rear end of a resistor R6 and the C electrode of a triode Q7, the B pole of the triode Q7 is connected with EN_4V, the E pole of the triode Q7 is connected with GND, the pin 7 of the power conversion chip U2 is connected with the front end of the capacitor C4, the rear end of the capacitor C4 is connected with GND, the pin 1 of the power conversion chip U2 is connected with the front end of the capacitor C7, the rear end of the capacitor C7 is connected with GND, the pin 4 of the power conversion chip U2 is connected with the front end of the resistor R4, the rear end of the resistor R4 is connected with the front ends of the resistors R5 and R7, the rear end of the resistor R7 is connected with the rear end of the capacitor C1 and the front end of the inductor L1, the rear end of the resistor R5-C6 is connected with the rear end of the capacitor C5-C6, the cathode of the diode D1 and 4V is output to supply power to the telephone module, the rear end of the capacitor C5-C6 is connected with GND 1, the pin 5 of the power conversion chip U2 is connected with the front end of the resistor R3, the rear end of the resistor R3 is connected with the front end of the capacitor C1.
The input power of the system is direct current 12V-36V (storage battery), and the DC-DC power conversion chip U2 is used for converting the input voltage into 4V and outputting the 4V to supply power to the telephone module.
The specific circuit of the power module further comprises:
the power supply conversion chip U3-U4, the inductor L2, the resistors R10-R11, R15-R16 and R32, and the capacitors C8-C11, C56 and C65-C70;
pin 2 of power conversion chip U4 connects the front end of resistance R11, the front end of electric capacity C65-C66 and battery power 12V, GND is connected to the rear end of electric capacity C65-C66, the rear end of electric capacity R11 is connected to the pin 6 of power conversion chip U4, the front end of electric capacity C67 is connected to the pin 7 of power conversion chip U4, GND is connected to the rear end of electric capacity C67, the front end of electric capacity C70 is connected to pin 1 of power conversion chip U4, GND is connected to the pin 4 of power conversion chip U4, the front end of electric capacity R15 is connected to pin 8 of power conversion chip U4, the front end of electric capacity R16, the front end of R32 is connected to the rear end of electric capacity R32, the rear end of electric capacity C56 is connected to the front end of electric capacity L2, the rear end of electric capacity L2 is connected to the rear end of electric capacity R16, the front end of electric capacity C68-C69 and output 5V to range module power supply, the rear end of electric capacity C68-C69 is connected to the front end of electric capacity C70, the front end of electric capacity C10-C10V is connected to the front end of electric capacity C10-C10 of electric capacity C3, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C3 of electric capacity C9, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C9.
The DC-DC power supply conversion chip U4 is adopted to convert the input voltage into 5V output, and power is supplied to the ranging module and the camera module; the power conversion chip U3 converts 5V into 3.3V to supply power to the processor module.
As shown in fig. 3, the specific circuit of the processor module includes:
singlechip U5A-U5B, crystal oscillator X1, resistors R1-R2, and capacitors C12, C17 and C53;
pin 5 of singlechip U5A connects the front end of crystal oscillator X1's pin 3 and electric capacity C12, electric capacity C12's rear end connects crystal oscillator X1's pin 2 and GND, singlechip U5A's pin 6 connects crystal oscillator X1's pin 1 and electric capacity C17's front end, crystal oscillator X1's pin 4 and GND are connected to electric capacity C17's rear end, singlechip U5A's pin 44 connects resistance R1's front end, GND is connected to resistance R1's rear end, singlechip U5A's pin 7 connects resistance R2's front end and electric capacity C53's front end, 3V3 is connected to resistance R2's rear end, GND is connected to electric capacity C53's rear end, singlechip U5B's pin 1, 9, 24, 36, 48 connect 3V3, singlechip U5B's pin 8, 23, 35, 47 connect GND.
The singlechip chip of the system processor module adopts STM32F103C8T6, the memory chip U6 adopts W25Q64, and is mainly used for storing configuration information, and the chip U10 is an acceleration sensor; the connector J10 is connected with the laser module and used for indicating the distance tested by the distance measuring module, the connector J5 is the distance measuring module, the distance from the testing system to the elevator door is used for detecting the state of the elevator door opening and closing, the connector J9 is connected with the camera module, when the camera module detects someone, the module can output low level, and the singlechip can detect whether a human body exists in the elevator. When the elevator suddenly breaks down and stops, the distance from the system to the elevator door is measured through the ranging module, whether someone exists in the elevator is detected through the camera module, when the elevator door is detected to be closed for a long time and the elevator is detected to exist in the person, the processor module automatically judges that trapped people exist in the elevator, sends an alarm signal to the telephone module, automatically dials a call to a rescue person through the telephone module to ask for help, and the situation that the trapped people cannot ask for help in time to the outside through the telephone module due to the fact that the trapped people are in a mess is avoided.
As shown in fig. 4.1-4.4, the specific circuit of the telephone module includes:
telephone chip U7A, connector J8, diodes D8-D9, resistors R18-R19, R27, R29 and capacitors C25, C37-C38, C40-C45, C61-C62;
the pin 23 of the telephone chip U7A is connected with the front end of the capacitor C61, the front end of the capacitor C40-C41, the rear end of the capacitor C42-C43, the front end of the diode D8 and the pin 1 of the connector J8, the rear end of the resistor R27 is connected with the front end of the resistor R29 and the rear end of the capacitor C62, the rear end of the resistor R29 is connected with GND, the rear end of the capacitor C40-C41 and the rear end of the diode D8 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C38, the rear end of the capacitor C38 is connected with the rear end of the resistor R19, the front end of the capacitor C42-C43, the rear end of the capacitor C44-C45, the rear end of the diode D9 and the pin 2 of the connector J8 are connected with the rear end of the resistor R18 and the front end of the capacitor C62, the front end of the capacitor C44-C45 and the front end of the diode D9 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C25, the rear end of the capacitor C25 and the telephone chip C25 and the front end of the resistor C37A is connected with the pin 37 and the telephone chip U30 is connected with the pin 30.
The telephone chip U7A is a 4G telephone chip, can realize the two-way voice call function, is convenient for stranded personnel and rescue personnel to contact each other, and the chip U9 is a voice amplification chip, can realize the function of voice amplification, and the connector J7 is connected with a loudspeaker.
Wherein, still include:
an offline voice module;
and the off-line voice module is electrically connected with the processor module and is used for carrying out voice conversation outside the elevator door.
And the DC-DC power supply conversion chip U4 is used for converting the input voltage into 5V output to supply power to the off-line voice module.
As shown in fig. 5, the specific circuit of the offline voice module includes:
the voice chip M2, the connector J3, the switch SW2 and the capacitors C26-C27;
vdd_3v3 is connected to pin 1 of pronunciation chip M2, and GND is connected to pin 5 of pronunciation chip M2, and pin 2 of connector J3 is connected to pin 6 of pronunciation chip M2, and pin 3 of connector J3 is connected to pin 7 of pronunciation chip M2, and GND is connected to pin 1 of connector J3, and 5V is connected to pin 4 of connector J3, and 5V is connected to pin 8 of pronunciation chip M2, and switch SW 2's front end is connected to pin 9 of pronunciation chip M2, vdd_3v3 is connected to switch SW 2's rear end, and capacitor C26-C27's rear end and GND are connected to voice chip M2's pin 16, and capacitor C26-C27's front end and 5V are connected to voice chip M2's pin 17.
The voice chip M2 is an off-line voice chip, is internally provided with a voice command strip, can realize a bidirectional voice intercom function, and is convenient for trapped people to directly call for help to the outside of the elevator.
Wherein, still include:
a Bluetooth module;
the Bluetooth module is electrically connected with the processor module and is used for configuring system parameters for the processor module.
The power supply conversion chip U3 converts 5V into 3.3V to supply power to the Bluetooth module.
As shown in fig. 6, the specific circuit of the bluetooth module includes:
bluetooth chip U1 and capacitors C52 and C64;
pin 1 of bluetooth chip U1 connects front end and GND of electric capacity C52, C64, and the rear end and the 3V3 of electric capacity C52, C64 are connected to bluetooth chip U1's pin 2, and singlechip U5A's pin 13 is connected to bluetooth chip U1's pin 3, and singlechip U5A's pin 12 is connected to bluetooth chip U1's pin 4.
The Bluetooth chip U1 can be connected with the handheld APP through wireless and is used for configuring system parameter information.
The distance measuring module comprises a laser distance measuring sensor, and the camera module comprises an infrared camera.
The laser ranging sensor and the infrared camera are all in the prior art.
This elevator automatic alarm system, singlechip adopt the STM32F1 series low-power consumption singlechip of ST company, and bluetooth module is connected through the serial ports mode with the singlechip, and telephone module is connected through the serial ports mode with the singlechip, and off-line voice module is connected through the serial ports mode with the singlechip, and range finding module is connected through the serial ports mode with the singlechip, when personnel are stranded in the elevator, can dial the phone by oneself and ask for help for the rescue personnel.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides an elevator self-service alarm system, its includes range finding module and camera module, its characterized in that: further comprises:
a telephone module, a processor module and a power module;
the distance measuring module is electrically connected with the processor module and is used for measuring the distance from the system to the elevator door and sending the distance to the processor module;
the camera module is electrically connected with the processor module and used for detecting whether a person exists in the elevator and sending the person to the processor module;
the telephone module is electrically connected with the processor module and is used for calling the rescue personnel by trapped personnel in the elevator to ask for help;
the processor module is used for receiving and processing the data sent by the ranging module and the camera module;
the power module is electrically connected with the ranging module, the camera module, the telephone module and the processor module, and is externally connected with a storage battery and used for supplying power to the ranging module, the camera module, the telephone module and the processor module.
2. The elevator self-service warning system of claim 1, wherein: the specific circuit of the power module comprises:
the power supply conversion chip U2, the switch SW1, the field effect transistor Q1, the triode Q7, the diodes D1-D2, D4 and D13, the inductor L1, the resistors R3-R7, R28 and R36-R37 and the capacitors C1-C7, C59 and C72-C73;
pin 2 of the power conversion chip U2 is connected with the front end of a resistor R6, the front ends of capacitors C2-C3 and C72-C73, the negative electrode of a diode D4, the front end of a field effect transistor Q1, the front end of a resistor R28, the front end of a resistor R37 and the rear end of a switch SW1, the negative electrodes of diodes D2 and D13, the positive electrode of a diode D2 is connected with a GND, the G electrode of the field effect transistor Q1 is connected with the rear end of a resistor R36 and the front end of a capacitor C59, the rear end of the capacitor C59 is connected with the GND, the front end of the resistor R36 is connected with the rear end of a resistor R28, the rear end of a resistor R37 is connected with the GND, the S electrode of the field effect transistor Q1 is connected with the front end of a switch SW1, the front end of a resistor R28, the negative electrodes of a diode D2 and D13, the positive electrode of the diode D2 is connected with a 12V_IN, the positive electrode of the diode D13 is connected with the GND 59, the rear end of the pin 6 of the power conversion chip U2 is connected with the rear end of a resistor R6 and the C electrode of a triode Q7, the B pole of the triode Q7 is connected with EN_4V, the E pole of the triode Q7 is connected with GND, the pin 7 of the power conversion chip U2 is connected with the front end of the capacitor C4, the rear end of the capacitor C4 is connected with GND, the pin 1 of the power conversion chip U2 is connected with the front end of the capacitor C7, the rear end of the capacitor C7 is connected with GND, the pin 4 of the power conversion chip U2 is connected with the front end of the resistor R4, the rear end of the resistor R4 is connected with the front ends of the resistors R5 and R7, the rear end of the resistor R7 is connected with the rear end of the capacitor C1 and the front end of the inductor L1, the rear end of the resistor R5-C6 is connected with the rear end of the capacitor C5-C6, the cathode of the diode D1 and 4V is output to supply power to the telephone module, the rear end of the capacitor C5-C6 is connected with GND 1, the pin 5 of the power conversion chip U2 is connected with the front end of the resistor R3, the rear end of the resistor R3 is connected with the front end of the capacitor C1.
3. The elevator self-service warning system of claim 2, wherein: the specific circuit of the power module further comprises:
the power supply conversion chip U3-U4, the inductor L2, the resistors R10-R11, R15-R16 and R32, and the capacitors C8-C11, C56 and C65-C70;
pin 2 of power conversion chip U4 connects the front end of resistance R11, the front end of electric capacity C65-C66 and battery power 12V, GND is connected to the rear end of electric capacity C65-C66, the rear end of electric capacity R11 is connected to the pin 6 of power conversion chip U4, the front end of electric capacity C67 is connected to the pin 7 of power conversion chip U4, GND is connected to the rear end of electric capacity C67, the front end of electric capacity C70 is connected to pin 1 of power conversion chip U4, GND is connected to the pin 4 of power conversion chip U4, the front end of electric capacity R15 is connected to pin 8 of power conversion chip U4, the front end of electric capacity R16, the front end of R32 is connected to the rear end of electric capacity R32, the rear end of electric capacity C56 is connected to the front end of electric capacity L2, the rear end of electric capacity L2 is connected to the rear end of electric capacity R16, the front end of electric capacity C68-C69 and output 5V to range module power supply, the rear end of electric capacity C68-C69 is connected to the front end of electric capacity C70, the front end of electric capacity C10-C10V is connected to the front end of electric capacity C10-C10 of electric capacity C3, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C3 of electric capacity C9, the front end of electric capacity C10-C10 is connected to the front end of electric capacity C9.
4. The elevator self-service warning system of claim 3, wherein: the specific circuit of the processor module comprises:
singlechip U5A-U5B, crystal oscillator X1, resistors R1-R2, and capacitors C12, C17 and C53;
pin 5 of singlechip U5A connects the front end of crystal oscillator X1's pin 3 and electric capacity C12, electric capacity C12's rear end connects crystal oscillator X1's pin 2 and GND, singlechip U5A's pin 6 connects crystal oscillator X1's pin 1 and electric capacity C17's front end, crystal oscillator X1's pin 4 and GND are connected to electric capacity C17's rear end, singlechip U5A's pin 44 connects resistance R1's front end, GND is connected to resistance R1's rear end, singlechip U5A's pin 7 connects resistance R2's front end and electric capacity C53's front end, 3V3 is connected to resistance R2's rear end, GND is connected to electric capacity C53's rear end, singlechip U5B's pin 1, 9, 24, 36, 48 connect 3V3, singlechip U5B's pin 8, 23, 35, 47 connect GND.
5. The elevator self-service warning system of claim 4, wherein: the specific circuit of the telephone module comprises:
telephone chip U7A, connector J8, diodes D8-D9, resistors R18-R19, R27, R29 and capacitors C25, C37-C38, C40-C45, C61-C62;
the pin 23 of the telephone chip U7A is connected with the front end of the capacitor C61, the front end of the capacitor C40-C41, the rear end of the capacitor C42-C43, the front end of the diode D8 and the pin 1 of the connector J8, the rear end of the resistor R27 is connected with the front end of the resistor R29 and the rear end of the capacitor C62, the rear end of the resistor R29 is connected with GND, the rear end of the capacitor C40-C41 and the rear end of the diode D8 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C38, the rear end of the capacitor C38 is connected with the rear end of the resistor R19, the front end of the capacitor C42-C43, the rear end of the capacitor C44-C45, the rear end of the diode D9 and the pin 2 of the connector J8 are connected with the rear end of the resistor R18 and the front end of the capacitor C62, the front end of the capacitor C44-C45 and the front end of the diode D9 are connected with GND, the pin 24 of the telephone chip U7A is connected with the front end of the capacitor C25, the rear end of the capacitor C25 and the telephone chip C25 and the front end of the resistor C37A is connected with the pin 37 and the telephone chip U30 is connected with the pin 30.
6. The elevator self-service warning system of claim 4, wherein: further comprises:
an offline voice module;
and the off-line voice module is electrically connected with the processor module and is used for carrying out voice conversation outside the elevator door.
7. The elevator self-service warning system of claim 6, wherein: the specific circuit of the off-line voice module comprises:
the voice chip M2, the connector J3, the switch SW2 and the capacitors C26-C27;
vdd_3v3 is connected to pin 1 of pronunciation chip M2, and GND is connected to pin 5 of pronunciation chip M2, and pin 2 of connector J3 is connected to pin 6 of pronunciation chip M2, and pin 3 of connector J3 is connected to pin 7 of pronunciation chip M2, and GND is connected to pin 1 of connector J3, and 5V is connected to pin 4 of connector J3, and 5V is connected to pin 8 of pronunciation chip M2, and switch SW 2's front end is connected to pin 9 of pronunciation chip M2, vdd_3v3 is connected to switch SW 2's rear end, and capacitor C26-C27's rear end and GND are connected to voice chip M2's pin 16, and capacitor C26-C27's front end and 5V are connected to voice chip M2's pin 17.
8. The elevator self-service warning system of claim 4, wherein: further comprises:
a Bluetooth module;
the Bluetooth module is electrically connected with the processor module and is used for configuring system parameters for the processor module.
9. The elevator self-service warning system of claim 8, wherein: the specific circuit of the Bluetooth module comprises:
bluetooth chip U1 and capacitors C52 and C64;
pin 1 of bluetooth chip U1 connects front end and GND of electric capacity C52, C64, and the rear end and the 3V3 of electric capacity C52, C64 are connected to bluetooth chip U1's pin 2, and singlechip U5A's pin 13 is connected to bluetooth chip U1's pin 3, and singlechip U5A's pin 12 is connected to bluetooth chip U1's pin 4.
10. The elevator self-service warning system of claim 1, wherein: the ranging module comprises a laser ranging sensor, and the camera module comprises an infrared camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223582654.9U CN219448920U (en) | 2022-12-30 | 2022-12-30 | Self-help alarm system for elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223582654.9U CN219448920U (en) | 2022-12-30 | 2022-12-30 | Self-help alarm system for elevator |
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| Publication Number | Publication Date |
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| CN219448920U true CN219448920U (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223582654.9U Active CN219448920U (en) | 2022-12-30 | 2022-12-30 | Self-help alarm system for elevator |
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| Country | Link |
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| CN (1) | CN219448920U (en) |
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