Household gas alarm convenient to use

Abstract

The utility model provides a household gas alarm convenient to use, which belongs to the technical field of alarm equipment and comprises an emergency call module and a gas alarm, the emergency call module is wirelessly connected with the gas alarm through Bluetooth, and the emergency call module is used for receiving rescue information and sending the rescue information to the gas alarm. The gas alarm transmits information to the monitoring platform through wireless communication, and alarm information is sent out through the monitoring platform for rescue. The expanded rescue module has independence and can be matched with any intelligent gas alarm; and a ready-made wireless communication product is utilized, so that the application cost of the product is reduced, and repeated development of a monitoring platform is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of alarm equipment, and particularly relates to a household gas alarm convenient to use. BACKGROUND

[0002] According to the sixth national census, there are currently 85 million disabled people, and the number of people with various disabilities is as follows: 1263 million people with visual impairment, 2054 million people with hearing impairment, 130 million people with speech impairment, 2472 million people with physical impairment, 568 million people with intellectual impairment, 629 million people with mental impairment, and 1386 million people with multiple disabilities. These disabled people are inconvenient everywhere in life, and even when they find danger in life, it is difficult to transmit the danger information.

[0003] In general families, there are not many devices that can directly and quickly transmit safety-related danger information, or the operation is complex and not suitable for different types of disabled people, so that special groups are in a state of isolation in life.

[0004] With the popularization of gas application and the development of network technology, networked gas alarms have gradually become popular, and can centrally monitor the real-time gas safety at home.

[0005] As a safety product, on the basis of meeting national standards, the function can be expanded to better provide safety services for the disabled, so as to transmit the distress signal in an emergency.

[0006] Patent content:

[0007] For people who are not able to move or have visual, hearing and language barriers, the most important thing when they find danger at home is to transmit the danger to their families or property, community personnel, so that they can understand the situation in time and facilitate rescue.

[0008] In order to facilitate different categories of disabled people to better feel the safety brought by technology, the gas alarm with remote wireless communication function is used to monitor gas leakage and carbon monoxide alarm, and an emergency rescue module is connected to realize voice distress recognition and voice prompt function, quickly send rescue information to the supervision platform, and can call relatives, property, community phone, send SMS, so that external personnel can find abnormalities in time and rescue.

[0009] Through the expansion function of the gas alarm, more secure services are provided for people who are not able to move or have visual, hearing and language barriers. Utility model content

[0010] The utility model provides a convenient to use's domestic gas alarm, include: emergency call module and gas alarm, emergency call module adopts bluetooth wireless connection with gas alarm, emergency call module is used for receiving rescue information, and sends to gas alarm, and gas alarm sends information to monitoring platform through wireless communication, and sends alarm information through monitoring platform to carry out rescue;

[0011] The emergency call module comprises a main controller, a battery, a key, a voice recognition module, a voice module, a voice compression module, an audible and light warning module and a Bluetooth communication module; the battery, the key, the voice recognition module, the voice module, the voice compression module, the audible and light warning module and the Bluetooth communication module are connected with the main controller;

[0012] Further, the main controller adopts WTK6900H-24SS, and W25Q64 is a SPI interface flash memory chip, so as to store the information required on the spot; WT8002 is a single-channel class D audio power amplifier chip, which drives a loudspeaker to ensure the quality of the output voice; MIC input realizes voice collection, and through the powerful operation function of the MCU, voice recognition or compressed storage of the collected voice information is realized; DAC output realizes voice output, and through the power amplifier chip WT8002, the loudspeaker is driven to emit the pre-prepared sound; the Bluetooth function establishes Bluetooth communication with the gas alarm through the software protocol of the MCU; the key and the LED drive are completed by using the IO port of the MCU.

[0013] Further, the gas alarm can adopt the YJ-607 model.

[0014] Compared with the prior art, the utility model has the advantages and positive effects that:

[0015] The utility model adopts the emergency call module and the gas alarm to adopt the Bluetooth wireless connection, and the emergency rescue module is externally arranged on the gas alarm, and adopts wireless communication, has button operation function, has voice recognition function, has voice reminding function, has voice storage, compression transmission function, has the information function of receiving the gas alarm, and gives audible and light display, adopts the battery power supply, and is convenient to install and carry;In the case that the circuit of the intelligent gas alarm is not changed, the function is extended;The extended rescue module has independence, and can match any intelligent gas alarm;The ready-made wireless communication product is utilized, the application cost of product is reduced, and the repeated development monitoring platform is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0017] Figure 1 The structure diagram of the household gas alarm convenient to use of the present application;

[0018] Figure 2 The circuit structure diagram of the emergency call module. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0020] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from the description, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0021] Embodiment 1, as shown in the present application, a household gas alarm convenient to use is provided, comprising: an emergency call module and a gas alarm, the emergency call module is used for receiving rescue information and sending to the gas alarm, the gas alarm transmits information to the monitoring platform through wireless communication, and the monitoring platform sends alarm information to carry out rescue. Figures 1-2

[0022] The emergency call module comprises a main controller, a battery, a key, a voice recognition module, a voice module, a voice compression module, an audible and visual warning module and a Bluetooth communication module; the voice recognition module, the voice module (sound module), the voice compression module (voice acquisition and storage), the audible and visual warning module and the Bluetooth communication module are all connected with the controller WTK6900H-24SS to realize corresponding functions; the battery is connected with the main controller and each component, and is used for power supply for each circuit; the key is connected with the main controller, and is used for inputting operation instructions to the main controller, and the specific circuit is as shown in the figure. Figure 2

[0023] ​​The controller WTK6900H-24SS is a main controller, adopts a high-performance 32-bit RISC kernel MCU, has a main frequency of 200 MHz, supports floating point operation, integrates 128KBSRAM, has a built-in 1MBFLASH, has 1-way MIC input and has AGC function, two-way DAC output, integrates Bluetooth communication function, and has voice recognition function. The voice recognition module adopts WTK6900H-24SS, which is a recognition chip of a local voice trigger engine, has the characteristics of low cost, high reliability and strong universality. In the voice technology, high reliable wake-up recognition rate, more remote wake-up, lower false wake-up rate, more rich voice control instruction number, stronger anti-noise ability and faster response recognition time are realized.

[0024] The W25Q64 is a SPI interface flash memory chip, so as to store the information required on the spot. Specifically, the pin 1 of the W25Q64 is connected with the pin 15 of the main controller, the pin 2 is connected with the pin 13 of the main controller, the pin 6 is connected with the pin 14 of the main controller, the pin 5 is connected with the pin 18 of the main controller, one way of the pin 8 is connected with the power supply VCC, the other way of the pin 8 is connected with the capacitor C12 and then grounded, the pin 7 is connected with the power supply VCC, the pin 3 is connected with the power supply VCC, and the pin 4 is grounded.

[0025] The voice module includes WT8002, which is a single-channel class-D audio power amplifier chip, drives the loudspeaker to ensure the quality of the output voice. Specifically, the pin 1 of the WT8002 is connected with the resistor R5 and then connected with the pin 5 of the main controller, the pin 2 and the pin 3 are connected with the capacitor R10, one end of the capacitor R10 is connected with the equal potential, the pin 4 is connected with the capacitor C7, the other end of the capacitor C7 is connected with the pin 12 of the main controller, the pin 5 and the pin 8 are connected with the loudspeaker, the pin 7 is grounded, the pin 6 is connected with the power supply VCC, and the capacitor C11 is connected between the pin 6 and the pin 7.

[0026] The MIC input realizes the collection of the voice, realizes the voice recognition or the compressed storage of the collected voice information through the powerful operation function of the main controller; the MIC is connected with the pin 7 and the pin 8 of the main controller, and the capacitor C1 is connected between the pin 7 and the pin 8.

[0027] The DAC output realizes the voice output, drives the loudspeaker through the power amplifier chip WT8002, and emits the pre-prepared sound;

[0028] The Bluetooth communication module includes Bluetooth, which is connected with the main controller, and establishes the Bluetooth communication with the gas alarm through the software protocol of the main controller. The software protocol can be matched and set by using the existing software protocol.

[0029] The key and LED drive are completed by using other IO ports of the main controller. Among them, IO3 of the main controller is connected with the key K1 through pin 13, one end of the key K1 is grounded, the key K1 is also connected with the resistor R1 and then connected with the power supply VCC; IO4 and IO5 of the main controller are connected with two LEDs respectively.

[0030] Voice recognition: the voice key characteristics to be recognized, such as "emergency", "rescue", "help", "need" and the like, are prepared in advance in the main controller. The process needs to be developed by using a special software, and then the data is downloaded into the FLASH to realize offline recognition, and the special software can be obtained by using an existing large language model training.

[0031] When the MIC microphone collects voice information, the main controller analyzes the data by using a powerful algorithm, the algorithm can be processed by using an existing voice information processing algorithm, and when the information to be recognized is analyzed in the collected information, other execution processes are performed.

[0032] Voice module (sound module): the voice prompt information to be issued in the use process of the case, such as "your rescue information has been issued, please wait", "please describe your emergency situation briefly after the sound drops", is recorded by using a special development tool, and the data is downloaded into the FLASH. When the voice information needs to be issued, the MCU decodes the stored data, and outputs through the DAC, and then drives the loudspeaker through the power, so as to issue the required sound.

[0033] Voice compression module (voice collection and storage): the voice data collected by the MIC is analyzed and compressed by the software algorithm, and is stored in the FLASH. After the voice input is completed, the MCU sends the data stored in the FLASH to the gas alarm through Bluetooth, the gas alarm sends the data to the monitoring center through the public network, and the monitoring center decodes and plays the data after receiving the data, so that the user's call for help can be heard, so that corresponding rescue measures can be implemented.

[0034] The specific operation process is that the user presses the emergency call button, then speaks to the call module, releases the button after speaking. The sound during the pressing process of the button is collected and stored by the MIC. When the button is released, the stored data is sent out through Bluetooth.

[0035] Other functions: the function of voice introduction of the product. The built-in function introduction is played by continuously double-clicking the button, so as to facilitate the user to understand the product. The played voice information is recorded in the FLASH in advance.

[0036] The gas alarm can adopt a gas alarm YJ-607 model, such as Figure 1As shown, specifically includes power supply module, gas leakage alarm module, carbon monoxide alarm module, sound and light indication module, solenoid valve drive module, Bluetooth communication module and wireless communication module, wherein each module and the principle of function can refer to the gas alarm YJ-607 type instruction, here will not be described in detail.

[0037] The conventional household gas alarm, detecting gas leakage or incomplete combustion of carbon monoxide, when the gas concentration exceeds the set threshold, sound and light warning, and control to close the gas valve, to prevent further expansion of the accident. Intelligent gas alarm, can also send alarm information to the monitoring platform through the wireless network, by the professional supervision personnel for alarm disposal. Its principle structure as Figure 1 shown.

[0038] The patent product, using the intelligent gas alarm, without changing the original gas alarm circuit, with auxiliary function, external expansion emergency rescue module, can realize the key and voice distress recognition, and voice prompt function. When the emergency rescue module receives the rescue information, the information is sent to the intelligent gas alarm, and the gas alarm transmits the information to the monitoring platform through wireless communication, and the monitoring platform dials the relative's phone, sends the message, and also can send warning information to the property and community through the monitoring platform, so that the external personnel can find the abnormality in time and carry out professional rescue.

[0039] The example is to increase the emergency rescue module outside the gas alarm, which has button recognition and voice recognition function, and communicates with the gas alarm in Bluetooth mode. When the family members have emergency rescue needs, the rescue is carried out through the button or voice, the information is transmitted to the intelligent gas alarm through Bluetooth after recognizing the emergency rescue, the gas alarm communicates with the monitoring platform through the built-in wireless communication module, the monitoring platform notifies the relatives, property or community by calling, sending information and other ways, and the monitoring personnel participate in the disposal manually, contact the person in distress in time, so as to quickly remove the danger.

[0040] The emergency rescue module is powered by battery, and is connected with the gas alarm in Bluetooth wireless mode, which is convenient for installing the emergency rescue button in any suitable position, even carrying it.

[0041] The internal circuit diagram of the emergency rescue module is shown in Figure 1 , which has key, voice recognition module, voice module, voice compression module, sound and light warning module, and Bluetooth communication module.

[0042] The product should be set in the monitoring platform before use, such as emergency contact phone, property phone, community phone, etc., and be paired with the household gas alarm to realize the communication between them.

[0043] When the personnel in the home appears abnormal situation, needs emergency assistance, without walking to the kitchen gas alarm front operation, directly press the emergency assistance button. If the personnel need help can not act or act trapped, can use the voice shouting way "I have an emergency, need help" and similar words. The voice recognition module inside the emergency assistance module can analyze important words, such as "emergency", "rescue", "help" for voice recognition.

[0044] The emergency assistance module and the gas alarm establish Bluetooth communication connection, at the same time send voice prompt to the rescuer "your rescue information has been sent, please wait". The gas alarm transmits the help information to the monitoring platform, the monitoring platform receives the rescue information, and calls and sends messages to the preset relatives, property and community to obtain effective rescue.

[0045] The emergency assistance module also has voice storage and sending function.

[0046] After the emergency assistance module sends "your rescue information has been sent, please wait", send "please describe your emergency situation briefly after the drop sound". The personnel need help can briefly describe, such as "sudden illness", "body can't act", "fall down can't get up" and other language, the emergency assistance module will record the voice information and carry on the digital compression, then through the Bluetooth transmits it to the monitoring platform, convenient for the police to understand the situation on the spot quickly, implement targeted rescue.

[0047] Through this way, using the existing gas alarm products and monitoring platform, realizes the professional rescue channel, in the case of not changing the circuit of the gas alarm, expands its application function, especially realizes the safety protection of the special care group, has certain social significance.

[0048] The gas alarm is generally installed in the kitchen. If the person is far away from the kitchen or has hearing impairment, it can not hear the warning sound of the alarm. The rescue button can also receive the information of the gas alarm, especially when receiving the gas leakage alarm information and incomplete combustion carbon monoxide alarm information, it will display and send voice prompt on the rescue button to remind the personnel in the home, give the special group safety prompt, facilitate timely response.

[0049] The emergency rescue module is externally arranged on the gas alarm, and adopts wireless communication, has button operation function, voice recognition function, voice reminding function, voice storage and compression transmission function, information receiving function of the gas alarm, and sound and light display, and is powered by a battery, so that installation and carrying are convenient; the function is expanded without circuit change of the intelligent gas alarm; the expanded rescue module has independence, and can match any intelligent gas alarm; the ready wireless communication product is used, the application cost of the product is reduced, and repeated development of the monitoring platform is avoided.

[0050] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the technical scheme of the present application.

Claims

1. A domestic gas alarm for ease of use, characterised in that, It comprises: An emergency call module and a gas alarm, the emergency call module is connected with the gas alarm by Bluetooth wireless connection, the emergency call module is used for receiving rescue information and sending to the gas alarm, the gas alarm sends the information to the monitoring platform by wireless communication, and the monitoring platform sends alarm information to carry out rescue; The emergency call module comprises a main controller, a battery, a key, a voice recognition module, a voice module, a voice compression module, an audible and visual warning module and a Bluetooth communication module; the battery, the key, the voice recognition module, the voice module, the voice compression module, the audible and visual warning module and the Bluetooth communication module are connected with the main controller.

2. A domestic gas alarm for ease of use according to claim 1, characterised in that, The main controller adopts WTK6900H-24SS.

3. A domestic gas leak detector for ease of use according to claim 1, wherein The gas alarm can adopt the YJ-607 type.

4. A domestic gas alarm for ease of use according to claim 2, wherein Pin 15 of the main controller is connected with pin 1 of W25Q64, W25Q64 is a SPI interface flash memory chip, pin 2 of W25Q64 is connected with pin 13 of the main controller, pin 6 of W25Q64 is connected with pin 14 of the main controller, pin 5 of W25Q64 is connected with pin 18 of the main controller, one way of pin 8 of W25Q64 is connected with power supply VCC, the other way of pin 8 of W25Q64 is connected with capacitor C12 and then grounded, pin 7 of W25Q64 is connected with power supply VCC, pin 3 of W25Q64 is connected with power supply VCC, and pin 4 of W25Q64 is grounded.

5. A domestic gas leak detector for ease of use according to claim 1, wherein Pin 5 of the main controller is connected with resistor R5 and then connected with pin 1 of WT8002, WT8002 is a single-channel class D audio power amplifier chip, pin 2 and pin 3 of WT8002 are connected with capacitor R10, one end of capacitor R10 is connected with equal potential, pin 4 of WT8002 is connected with capacitor C7, the other end of capacitor C7 is connected with pin 12 of the main controller, pin 5 and pin 8 of WT8002 are connected with a loudspeaker, pin 7 of WT8002 is grounded, pin 6 of WT8002 is connected with power supply VCC, and capacitor C11 is connected between pin 6 and pin 7 of WT8002.

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