Earthquake early warning and forecasting terminal

Abstract

The utility model provides an earthquake early warning and forecasting terminal. The earthquake early warning and forecasting terminal comprises an earthquake early warning terminal host and an externally-hung audio adjusting and demodulating module movably installed on the earthquake early warning terminal host. Wherein the audio adjusting and demodulating module is composed of a shell and a single-chip microcomputer installed in the shell, and the single-chip microcomputer is provided with a modulation and demodulation transmitting module, a modulation and demodulation receiving module and a 433M communication module. According to the application, the modulation and demodulation functions of the audio signal can be realized, so that the early warning information is transmitted to a user in an optimal form. And the 433M communication module is used for converting an audio signal into a digital signal and realizing a wireless communication function, so that the earthquake early warning and forecasting terminal can perform data exchange and information sharing with a remote server.

Description

Technical Field

[0001] The utility model relates to the technical field of earthquake early warning, and in particular to an earthquake early warning and forecasting terminal. Background Art

[0002] At present, earthquake early warning refers to the use of the characteristic that the propagation speed of seismic waves is lower than that of radio waves after an earthquake occurs, to issue early warnings to places where seismic waves have not yet arrived. Generally speaking, the propagation speed of seismic waves is a few kilometers per second, while the speed of radio waves is 300,000 kilometers per second. Therefore, if it is possible to use the earthquake information obtained by the real-time monitoring network and the rapid assessment results of the possible scope and degree of damage caused by the earthquake, it is possible to issue early warnings in the short time before the destructive seismic waves arrive. In order to reduce the damage caused by earthquakes to people, people have developed earthquake early warning devices;

[0003] Existing earthquake early warning devices have certain disadvantages when in use. They can only sound an alarm through their own loudspeaker equipment and display on a display, and cannot be directly connected to external loudspeakers or other broadcasting equipment to achieve short-range alarms. Utility Model Content

[0004] The utility model provides an earthquake early warning and prediction terminal, which is used to solve the situation that it is impossible to directly connect to external broadcasting equipment such as loudspeakers to realize short-range alarm.

[0005] The present application proposes an earthquake early warning and prediction terminal, comprising: an earthquake early warning terminal host and an external audio adjustment and demodulation module installed on the earthquake early warning terminal host; wherein,

[0006] The audio adjustment and demodulation module consists of a shell and a single-chip microcomputer and a broadcasting speaker installed inside the shell. The broadcasting speaker is connected to the audio port of the single-chip microcomputer. The single-chip microcomputer is equipped with a modulation and demodulation transmitting module, a modulation and demodulation receiving module and a 433M communication module. The shell is made of magnetic material.

[0007] In the utility model, the modulation and demodulation transmission module includes: a transmitting antenna, a first radio frequency front end, a first intermediate frequency processor, a modulator, a first digital signal processor, a first microprocessor and a heat dissipation component; wherein,

[0008] The first microprocessor is respectively connected to the first intermediate frequency processor, the modulator, and the first digital signal processor, the receiving end of the transmitting antenna is electrically connected to the output end of the first RF front end, and the receiving end of the first RF front end is electrically connected to the modulator.

[0009] In the utility model, the modulation and demodulation receiving module includes a receiving antenna, a second radio frequency front end, a second intermediate frequency processor, a demodulator, a second digital signal processor and a second microprocessor; wherein,

[0010] The second microprocessor is respectively connected to the second intermediate frequency processor, the demodulator, and the second digital signal processor, the receiving antenna is electrically connected to the second RF front end, and the output end of the second RF front end is electrically connected to the input end of the demodulator.

[0011] In the present invention, the 433M communication module includes: a radio frequency component and a third microprocessor, and the radio frequency component is connected to the third microprocessor.

[0012] In the utility model, the earthquake early warning terminal host comprises a host shell, and a touch display screen is embedded in the front of the host shell.

[0013] In the utility model, the host housing includes an LED light alarm and a camera at the upper end; wherein,

[0014] The LED light alarm includes a first light alarm, a second light alarm, a third light alarm and a fourth light alarm.

[0015] In the utility model, an external port group is arranged on the left side of the host housing; wherein,

[0016] The external port group includes an audio interface, a video interface and a charging port.

[0017] In the present invention, a first button group and a second button group are arranged on the right side of the host housing; wherein,

[0018] The first button group includes a power button, a menu button, a light alarm button and a one-touch alarm button, and the second button group includes up, down, left, and right buttons.

[0019] In the utility model, a first USB port, a second USB port, a first network port, a second network port, a Type-C interface and an external power port are arranged on the lower side of the host housing.

[0020] In the utility model, a digital wireless transmitting device is installed inside the host shell, including a transmitting device host, a transmitting antenna and a channel changing switch.

[0021] The beneficial effects of the utility model are:

[0022] The utility model realizes remote early warning, making the early warning range wider. The earthquake early warning terminal of the present application can communicate with the external audio adjustment and demodulation module to realize the remote broadcast of earthquake early warning, so that people around the external audio adjustment and demodulation module can hear the earthquake early warning signal. At the same time, it can also be hung on the earthquake early warning terminal to realize the alarm when the sound of the earthquake early warning terminal is too small or cannot send a signal.

[0023] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures particularly pointed out in the written description and the drawings.

[0024] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0026] Figure 1 It is a schematic diagram of an external plug-in of an earthquake early warning terminal and an external plug-in audio adjustment and demodulation module in an embodiment of the utility model;

[0027] Figure 2 This is a composition diagram of an external audio adjustment and demodulation module in an embodiment of the utility model;

[0028] Figure 3 It is a composition diagram of the modulation and demodulation transmission module in the embodiment of the utility model;

[0029] Figure 4 It is a composition diagram of a modulation and demodulation receiving module in an embodiment of the utility model;

[0030] Figure 5 A schematic diagram of the connection of a third microprocessor for performing communication processing in the 433M communication module in the embodiment of the utility model;

[0031] Figure 6 This is a perspective schematic diagram of the mainframe housing in the embodiment of the utility model;

[0032] Figure 7 This is a front view schematic diagram of the mainframe housing in the embodiment of the utility model;

[0033] Figure 8 This is a schematic diagram of the left side of the mainframe housing in the embodiment of the utility model;

[0034] Fig. 9 This is a schematic diagram of the upper side of the host housing in the embodiment of the utility model;

[0035] Fig.10 This is a schematic diagram of the lower side of the host housing in the embodiment of the utility model;

[0036] Fig.11 This is a schematic diagram of the upper side of the host housing in the embodiment of the utility model;

[0037] Fig.12 This is a schematic diagram of the composition of the single-chip microcomputer in the host housing in the embodiment of the utility model. DETAILED DESCRIPTION

[0038] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0039] The present application proposes an earthquake early warning and prediction terminal, comprising: an earthquake early warning terminal host 1 and an external audio adjustment and demodulation module 2 installed on the earthquake early warning terminal host; wherein:

[0040] The audio adjustment and demodulation module 2 consists of a shell and a single-chip microcomputer 21 and a broadcasting speaker installed inside the shell. The broadcasting speaker is connected to the audio port of the single-chip microcomputer 21. The single-chip microcomputer is equipped with a modulation and demodulation transmitting module 22, a modulation and demodulation receiving module 23 and a 433M communication module 24. The shell is made of magnetic material.

[0041] The principle of the above technical solution is:

[0042] like Figure 1 and Figure 2 As shown, the utility model relates to an earthquake early warning and forecasting terminal, the purpose of which is to improve the accuracy and timeliness of earthquake early warning and forecasting, and reduce casualties and property losses. The main innovation of the utility model is the addition of an external audio adjustment and demodulation module 2, and the external audio adjustment and demodulation module 2 communicates with the earthquake early warning terminal host 1 through a 433 communication module 24; the external audio adjustment and demodulation module 2 is snapped on the earthquake early warning terminal host or directly magnetically attracted, and the outer shell is made of magnetic material for easy external attachment.

[0043] Specifically, the shell is made of magnetic material, and the single-chip microcomputer 21 can be implemented by electronic components such as integrated circuit chips. The modulation and demodulation transmitting module 22 and the modulation and demodulation receiving module 23 can be common wireless signal processing modules, which can realize the modulation and demodulation functions of audio signals, so as to transmit the warning information to the user in the best form. The 433M communication module converts the audio signal into a digital signal and realizes the function of wireless communication, so that the earthquake early warning and forecasting terminal can exchange data and share information with the remote server, and connect to the earthquake early warning terminal at the same time. The modulation and demodulation transmitting module 22 is preferably the RC900 COFDM transmitting module, which has a built-in PA (power amplifier) ​​and a configurable working frequency band of 750MHz to 1GHz. It has a small size and rich interfaces, and is suitable for various wireless data broadband digital transmission applications. The modulation and demodulation receiving module 23 is preferably the DR900 single-antenna COFDM demodulation receiving module, which realizes the receiving and demodulation functions of COFDM broadband wireless signals (including LNA, Tuner and Demodulator). It supports single-antenna reception, has an IPEX antenna interface, and can receive frequency bands from 70MHz to 1600MHz. The receiving sensitivity is -97±1dbm at 8MHz and -98±1dbm at 6MHz. In addition, it supports multiple parameter configurations, including IFFT, guard interval, FEC, modulation mapping, and bandwidth. The demodulated digital signal output interface is a USB interface, the module size is 35.6mm x 30.2mm, and the weight is 5g. The 433M communication module can choose the SI4432 wireless module, which uses Silicon Labs' SI4432 chip. The frequency range is 410~525MHz, with extremely high receiving sensitivity (-117dBm) and transmission power (+20dBm), which greatly improves the penetration ability and transmission range. At +20dBm output power, the open and unobstructed communication distance can reach more than 1000 meters; the BS01 wireless module is a low-power, small-size, low-cost Sub-1G RF module. Using Silicon Laboratories' Si4463 chip, it is a high-performance low-current transceiver that covers the Sub-1GHz frequency band from 119MHz to 1050MHz. This series of modules has extremely low active and sleep current consumption; JZX81 series, JZX87 series, JZX89 series, etc.

[0044] In addition, in order to ensure the normal operation of the audio adjustment and demodulation module, some other circuits and components can be added, such as power management modules, filters, amplifiers, etc. These circuits and components can take various possible problems into consideration during design and play an important role during use.

[0045] In summary, this type of earthquake early warning and forecasting terminal has the advantages of simple structure, easy installation, low cost, high reliability, etc., which can effectively improve the accuracy and timeliness of earthquake early warning and forecasting, and reduce casualties and property losses. In order to achieve remote early warning and expand the scope of early warning, the earthquake early warning and forecasting terminal of the present application can communicate with the external audio adjustment and demodulation module 2 to realize the remote broadcast of earthquake early warning, so that people around the external audio adjustment and demodulation module can hear the earthquake early warning signal. At the same time, it can also be hung on the earthquake early warning and forecasting terminal, and the alarm can be realized when the sound of the earthquake early warning and forecasting terminal is too small or cannot be issued. In actual implementation, the earthquake early warning and forecasting terminal and the external audio adjustment and demodulation module have separate connection authentication measures to ensure that no connection errors will occur.

[0046] In one embodiment of the present utility model: the modulation and demodulation transmission module 22 includes: a transmitting antenna 221, a first RF front end 222, a first intermediate frequency processor 225, a modulator 224, a first digital signal processor 223, a first microprocessor 226 and a heat dissipation component 227; wherein,

[0047] The first microprocessor 226 is respectively connected to the first intermediate frequency processor 225, the modulator 224, and the first digital signal processor 223, the receiving end of the transmitting antenna 221 is electrically connected to the output end of the first RF front end 222, and the receiving end of the first RF front end 222 is electrically connected to the modulator 224.

[0048] The principle of the above technical solution is:

[0049] like Figure 3 As shown, in the process of earthquake early warning, the first microprocessor 226 reduces the signal-to-noise ratio according to the real-time communication content through the first intermediate frequency processor 225, and then inputs the demodulator, and modulates the signal through the modulator 224 to determine the output voice signal for broadcast. The first digital signal processor 223 is used for multi-tasking and complex task processing. The first processor 226 is preferably the ARM Cortex series, the intermediate frequency processor is preferably the SKY85605 series; the demodulator is preferably the Exynos Modem 5100; the digital signal processor is preferably the TMS320 series. Through the modulation and demodulation transmitting module 22 of the present application, the user's instructions can be received during the earthquake alarm process, and then remotely sent to the earthquake early warning and forecasting terminal host. Earthquake early warning broadcasts can also be made directly through the broadcasting speaker. The heat dissipation component 227 is a strip-shaped heat-conducting hollow copper tube, and the heat-conducting hollow copper tube is covered with micro heat dissipation fins.

[0050] In one embodiment of the present invention: Fig.12As shown, the modulation and demodulation receiving module 23 includes a receiving antenna 231, a second RF front end 232, a second intermediate frequency processor 235, a demodulator 234, a second digital signal processor 233 and a second microprocessor 236; wherein,

[0051] The second microprocessor 236 is respectively connected to the second intermediate frequency processor 235, the demodulator 234, and the second digital signal processor 233, the receiving antenna 231 is electrically connected to the second RF front end 232, and the output end of the second RF front end 232 is electrically connected to the input end of the demodulator 234.

[0052] The principle of the above technical solution is:

[0053] like Figure 4 As shown in the process of earthquake early warning, the second microprocessor 236 receives the earthquake early warning signal of the earthquake early warning terminal host 1 through the receiving antenna 231 according to the real-time communication content, and then demodulates the signal through the demodulator 234, and then the second intermediate frequency processor 235 reduces the signal-to-noise ratio, and processes the signal through the second digital signal processor 233, and then sends it to the broadcasting loudspeaker for earthquake early warning broadcast. In the process of broadcasting, it is necessary to output the voice signal for broadcasting. The second digital signal processor 233 is used for multi-tasking and complex task processing. The second microprocessor 236 is preferably ARMCortex series, the intermediate frequency processor is preferably SKY85605 series; the demodulator is preferably Exynos Modem 5100; the digital signal processor is preferably TMS320 series. Through the modulation and demodulation transmission module 22 of the present application, the user's instructions can be received during the earthquake alarm, and then remotely sent to the earthquake early warning forecast terminal host. It is also possible to directly broadcast earthquake early warnings through the broadcasting loudspeaker.

[0054] In an embodiment of the present utility model, the 433M communication module 24 includes a radio frequency component 241 and a third microprocessor 242 , and the radio frequency component 241 is connected to the third microprocessor 242 .

[0055] The principle of the above technical solution is:

[0056] like Figure 5As shown, in the process of communicating through the external audio adjustment and demodulation module 2 of the present application, the 433M communication module performs communication processing, and the signal is processed based on the third microprocessor 242. The third microprocessor 242 and the first microprocessor 226 can select processors of the same model. The radio frequency component 241 is composed of a SAW filter, a power amplifier, a low noise amplifier, a radio frequency switch and then a tuner in terms of structure, which is based on the structure of a traditional radio frequency component. The three-party communication between the user and the external audio adjustment and demodulation module 2 and the external audio adjustment and demodulation module 2 and the host 1 of the earthquake early warning terminal is realized, and the external audio adjustment and demodulation module 2 has the function of communication transfer.

[0057] In an embodiment of the present utility model: the earthquake early warning terminal host 1 includes a host housing 10 , and a touch screen 11 is embedded in the front of the host housing 10 .

[0058] like Figure 6 and 7 As shown, the principle of the above technical solution is that: in order to realize human-computer interaction, the present application provides a touch screen display for the earthquake early warning forecast terminal, which can provide a good user experience and enable people to better understand and receive early warning information. The touch screen display 11 can be used for information input and can display earthquake early warning information, such as earthquake source, earthquake distance, etc.

[0059] In one embodiment of the present utility model: the host housing 10 includes an LED light alarm and a camera 13 disposed on the upper end; wherein,

[0060] The LED light alarm includes a first light alarm 120 , a second light alarm 121 , a third light alarm 122 and a fourth light alarm 123 .

[0061] The principle of the above technical solution is:

[0062] like Figure 6 and 7 As shown, the host housing 10 of the present application is provided with LED light alarms on the upper part, namely, a first light alarm 120, a second light alarm 121, a third light alarm 122 and a fourth light alarm 123. The four alarms have different colors and can broadcast earthquake early warning signals of different levels. The camera 13 can realize human-computer interaction and authorized face recognition.

[0063] In one embodiment of the present invention: an external port group is provided on the left side of the host housing 10; wherein,

[0064] The external port group includes an audio interface, a video interface and a charging port.

[0065] The principle of the above technical solution is:

[0066] like Figure 8 As shown, the utility model can perform audio input, video input and charging through the external interface, the audio interface can be connected to headphones, the video interface can be connected to a third-party display device or control device, and the charging port is used to charge the earthquake early warning terminal host 1.

[0067] In one embodiment of the present invention:

[0068] The right side of the host housing 10 is provided with a first button group 102 and a second button group 103;

[0069] The first button group 102 includes a power button, a menu button, a light alarm button and a one-touch alarm button, and the second button group 103 includes up, down, left, and right buttons.

[0070] The principle of the above technical solution is:

[0071] like Fig. 9 As shown, when there is a display page, the utility model can turn on and off the earthquake early warning terminal through the power button in the first button group 102, control the page function of the display screen through the menu button, adjust the number of lights on the LED light alarm by pressing the light alarm button, that is, the alarm level, and use the one-key alarm button to issue a one-key alarm when an earthquake occurs. When selecting a function on the display screen, the second button group 103 executes up, down, left, and right commands.

[0072] In one embodiment of the utility model: the lower side of the host housing 10 is provided with a first USB port 108, a second USB port 109, a first network port 104, a second network port 105, a TPCY-C interface and an external power port.

[0073] The principle of the above technical solution is:

[0074] like Fig.10 As shown, the utility model can connect a third-party device through the first USB port 108 and the second USB port 109 to achieve system upgrade and device connection. The wired network and the wireless network are connected through the first network port 104 and the second network port 105. The Type-C interface can also be connected to external devices, and the external power port is a direct connection interface for the mains, which can be connected to the mains.

[0075] In one embodiment of the utility model: a digital wireless transmitting device is installed inside the host housing, including a transmitting device host, a transmitting antenna and a channel changing switch.

[0076] The utility model can transmit communication signals through a transmitting device host, and then connect an external audio frequency adjustment and demodulation module through a transmitting antenna to realize short-range communication.

[0077] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An earthquake early warning and forecasting terminal, characterized in that: include: An earthquake early warning terminal host (1) and an external audio adjustment and demodulation module (2) movably installed on the earthquake early warning terminal host; wherein: The audio modulation and demodulation module (2) consists of a shell and a single chip microcomputer (21) and a broadcasting speaker installed inside the shell. The broadcasting speaker is connected to the audio port of the single chip microcomputer (21). The single chip microcomputer is installed with a modulation and demodulation transmitting module (22), a modulation and demodulation receiving module (23) and a 433M communication module (24). The shell is made of a magnetic material.

2. An earthquake early warning and prediction terminal according to claim 1, characterized in that: The modulation and demodulation transmission module (22) comprises: a transmission antenna (221), a first radio frequency front end (222), a first intermediate frequency processor (225), a modulator (224), a first digital signal processor (223), a first microprocessor (226) and a heat dissipation component (227); wherein: The first microprocessor (226) is respectively connected to the first intermediate frequency processor (225), the modulator (224), and the first digital signal processor (223); the receiving end of the transmitting antenna (221) is electrically connected to the output end of the first radio frequency front end (222); and the receiving end of the first radio frequency front end (222) is electrically connected to the modulator (224).

3. An earthquake early warning and prediction terminal according to claim 1, characterized in that: The modulation and demodulation receiving module (23) comprises a receiving antenna (231), a second radio frequency front end (232), a second intermediate frequency processor (235), a demodulator (234), a second digital signal processor (233) and a second microprocessor (236); wherein, The second microprocessor (236) is respectively connected to the second intermediate frequency processor (235), the demodulator (234), and the second digital signal processor (233); the receiving antenna (231) is electrically connected to the second radio frequency front end (232); and the output end of the second radio frequency front end (232) is electrically connected to the input end of the demodulator (234).

4. An earthquake early warning and prediction terminal according to claim 1, characterized in that: The 433M communication module (24) comprises: a radio frequency component (241) and a third microprocessor (242), wherein the radio frequency component (241) is connected to the third microprocessor (242).

5. An earthquake early warning and prediction terminal according to claim 1, characterized in that: The earthquake early warning terminal host (1) comprises a host housing (10), and a touch display screen (11) is embedded in the front of the host housing (10).

6. An earthquake early warning and prediction terminal as claimed in claim 5, characterized in that: The host housing (10) includes an LED light alarm and a camera (13) disposed at the upper end; wherein: The LED light alarm comprises a first light alarm (120), a second light alarm (121), a third light alarm (122) and a fourth light alarm (123).

7. An earthquake early warning and prediction terminal according to claim 5, characterized in that: An external port group (101) is arranged on the left side of the host housing (10); wherein: The external port group (101) includes an audio interface, a video interface and a charging port.

8. An earthquake early warning and prediction terminal as claimed in claim 5, characterized in that: A first button group (102) and a second button group (103) are arranged on the right side of the host housing (10); wherein, The first button group (102) includes a power button, a menu button, a light alarm button and a one-touch alarm button, and the second button group (103) includes up, down, left and right buttons.

9. An earthquake early warning and prediction terminal according to claim 5, characterized in that: The lower side of the host housing (10) is provided with a first USB port (108), a second USB port (109), a first network port (104), a second network port (105), a Type-C interface and an external power port.

10. An earthquake early warning and prediction terminal according to claim 5, characterized in that: The digital wireless transmitting device is installed inside the host housing (10) and includes a transmitting device host, a transmitting antenna and a channel changing switch.

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