CN116704704A - Portable handheld device for falling water warning - Google Patents

Portable handheld device for falling water warning Download PDF

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Publication number
CN116704704A
CN116704704A CN202310700448.3A CN202310700448A CN116704704A CN 116704704 A CN116704704 A CN 116704704A CN 202310700448 A CN202310700448 A CN 202310700448A CN 116704704 A CN116704704 A CN 116704704A
Authority
CN
China
Prior art keywords
handheld device
module
portable handheld
water
alarm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310700448.3A
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Chinese (zh)
Inventor
许光华
王硕
许兰玉
许福华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Hailong Tengfei Information Technology Co ltd
Original Assignee
Shaanxi Hailong Tengfei Information Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shaanxi Hailong Tengfei Information Technology Co ltd filed Critical Shaanxi Hailong Tengfei Information Technology Co ltd
Priority to CN202310700448.3A priority Critical patent/CN116704704A/en
Publication of CN116704704A publication Critical patent/CN116704704A/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/08—Alarms for ensuring the safety of persons responsive to the presence of persons in a body of water, e.g. a swimming pool; responsive to an abnormal condition of a body of water
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/016—Personal emergency signalling and security systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers

Abstract

The invention discloses a portable handheld device for water fall warning, wherein the portable handheld device comprises: the device comprises a water falling detection module, an MOB alarm module, an audible and visual alarm module, a DSC distress call module and a VHF emergency call module, wherein the water falling detection module is respectively connected with the MOB alarm module and the audible and visual alarm module and is used for triggering the MOB alarm module and the audible and visual alarm module to alarm after detecting that the portable handheld device falls into water; the DSC distress call module is connected with the DSC distress call key and is used for sending a distress call signal to a first preset channel after the DSC distress call key is detected to be pressed; the VHF emergency call module is connected with the VHF emergency call key and is used for establishing emergency lifesaving communication with a second preset channel after the VHF emergency call key is detected to be pressed. Therefore, the portable handheld device can automatically realize the water falling alarm at the first time, so that the survivability of the shipman after falling into water is improved, and meanwhile, the autonomous help-seeking requirement of the shipman can be met.

Description

Portable handheld device for falling water warning
Technical Field
The invention relates to the technical field of communication equipment, in particular to portable handheld equipment for water falling alarm.
Background
The current hundreds of thousands of boats such as government service ships, law enforcement ships, commercial ships, cruise ships, fishing boats and the like are only provided with life-saving intercom communication equipment for the time of sinking, overturning, danger and the like, but not provided with crew-level water falling alarm position indication multifunctional intercom communication equipment, so that the daily service communication needs of crew cannot be met, and the crew cannot find out in time, alarm in time and alarm in a common channel after falling into water.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the present invention is to provide a system for automatically realizing a water fall alarm at a first time after a shipman carrying a portable handheld device falls into water, so as to greatly improve the probability and timeliness of being found and rescuing after falling into water, and the shipman can also independently ask for help, thereby improving the survivability of the shipman after falling into water.
In order to achieve the above object, a portable handheld device for water fall warning according to an embodiment of the present invention includes: the device comprises a water falling detection module, a MOB alarm module, an audible and visual alarm module, a DSC distress call module and a VHF emergency call module, wherein the water falling detection module is respectively connected with the MOB alarm module and the audible and visual alarm module, and the water falling detection module is used for triggering the MOB alarm module and the audible and visual alarm module to alarm after detecting that portable handheld equipment falls into water; the DSC distress call module is connected with the DSC distress call key and is used for sending a distress call signal to a first preset channel after the DSC distress call key is detected to be pressed; the VHF emergency call module is connected with the VHF emergency call key and is used for establishing emergency lifesaving communication with a second preset channel after the VHF emergency call key is detected to be pressed.
According to the portable handheld device for falling water alarming, after the falling water detection module detects that the portable handheld device falls into water, the MOB alarm module and the audible and visual alarm module are triggered to alarm, when the DSC distress call module detects that a DSC distress call key is pressed, a distress call signal is sent to a first preset channel, and when the VHF emergency call module detects that a VHF emergency call key is pressed, emergency life-saving communication with a second preset channel is established. Therefore, the portable handheld device can automatically realize the water falling alarm at the first time and simultaneously meet the autonomous help-seeking requirement of the crewman, so that the probability and timeliness of being found and rescued after falling into water are greatly improved, and the survivability of the crewman after falling into water is improved.
In addition, the portable handheld device for water fall warning according to the above embodiment of the present invention may further have the following additional technical features:
in some embodiments of the invention, the water fall detection module includes: the detection unit is used for triggering the MOB alarm module and the audible and visual alarm module to alarm when detecting that the falling induction voltage reaches a preset voltage threshold.
In some embodiments of the invention, the MOB alarm module comprises: the Beidou/GPS receiving unit is used for receiving real-time satellite positioning information of the portable handheld device; and the AIS transmitting unit is used for generating an AIS position information report according to the real-time satellite positioning information and transmitting the AIS position information report to the AIS receiver.
In some embodiments of the invention, the audible and visual alarm module comprises: and the audible and visual alarm unit is used for giving out alarm sound when triggering an alarm and flashing and emitting light.
In some embodiments of the invention, the DSC distress call module comprises: the DSC distress call triggering unit is used for detecting whether a DSC distress call key is pressed down or not; and the DSC distress call communication unit is used for sending the distress call signal to the first preset channel when the DSC distress call key is detected to be pressed.
In some embodiments of the invention, the VHF emergency call module includes: the VHF emergency call triggering unit is used for detecting whether the VHF emergency call key is pressed or not; the VHF emergency call communication unit is used for establishing emergency lifesaving communication with the second preset frequency channel when the VHF emergency call key is pressed.
In some embodiments of the invention, the portable handheld device further comprises: a power explosion-proof module; the power supply explosion-proof module is connected with a power supply of the portable handheld device and is used for filtering ripple signals so as to reduce impact of high pulse signals on the power supply.
In some embodiments of the invention, the overall density of the portable handheld device is less than 0.1.
In some embodiments of the invention, the housing and battery of the portable handheld device are sealed with a waterproof ring, the speaker, lens and speaker of the portable handheld device are sealed with waterproof glue, and the microphone of the portable handheld device is sealed with a waterproof sound-transmitting membrane.
In some embodiments of the invention, the portable handheld device has a transmitting frequency in the range of 155.700MHz-161.450MHz and the portable handheld device has a receiving frequency in the range of 155.700MHz-163.425MHz.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a block schematic diagram of a portable handheld device for water fall alerting according to an embodiment of the invention;
FIG. 2 is a block schematic diagram of a portable handheld device for use in a water fall alert according to one embodiment of the invention;
fig. 3 is a schematic structural view of a portable handheld device for water fall warning according to one embodiment of the present invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
A portable handheld device for water fall warning according to an embodiment of the present invention is described below with reference to the accompanying drawings.
Fig. 1 is a block schematic diagram of a portable handheld device for water fall warning according to an embodiment of the invention.
Specifically, in some embodiments of the present invention, as shown in fig. 1, a portable handheld device 1000 for water fall warning includes: a water fall detection module 100, a mob alarm module 200, an audible and visual alarm module 300, a dsc distress call module 400 and a VHF emergency call module 500.
Specifically, in this embodiment of the present invention, as shown in fig. 1, the water falling detection module 100 is respectively connected to the MOB (Man Over Board) alarm module 200 and the audible and visual alarm module 300, where the water falling detection module 100 is configured to trigger the MOB alarm module 200 and the audible and visual alarm module 300 to alarm after detecting that the portable handheld device 1000 falls into water; the DSC (Digital Selective Calling Terminals, digital selective call) distress call module 400 is connected to the DSC distress call key, and the DSC distress call module 400 is configured to send a distress call signal to the first preset channel after detecting that the DSC distress call key is pressed; the VHF (Very high frequency ) emergency call module is connected with the VHF emergency call key and is used for establishing emergency lifesaving communication with a second preset channel after the VHF emergency call key is detected to be pressed.
It can be understood that when the water falling detection module 100 detects that the crew carrying the portable handheld device 1000 falls into water, the MOB alarm module 200 and the audible and visual alarm module 300 can be automatically triggered to alarm, so that the water falling alarm is automatically realized at the first time, the probability and timeliness of being found and being rescued after falling into water are greatly improved, meanwhile, the DSC distress call key can be actively pressed after the crew falls into water, so that the portable handheld device 1000 can send a distress call signal to a first preset channel through the DSC distress call module 400, and the VHF emergency call key can be actively pressed, so that the portable handheld device 1000 can establish emergency life-saving communication with a second preset channel through the VHF emergency call module 500, thereby meeting the autonomous distress requirement of the crew.
Further, in some embodiments of the present invention, the water fall detection module 100 includes: the device comprises a water falling induction voltage detection unit, a MOB alarm module and an audible and visual alarm module, wherein the water falling induction voltage detection unit is used for triggering the MOB alarm module and the audible and visual alarm module to alarm when detecting that the water falling induction voltage reaches a preset voltage threshold.
It can be appreciated that, in this embodiment of the present invention, the water falling detection module 100 may obtain the water falling induced voltage AD value in real time through the water falling induced voltage detection unit, and determine that the crew falls into the water when detecting that the water falling induced voltage (AD value) reaches the preset voltage threshold, and at this time, may trigger the MOB alarm module 200 and the audible and visual alarm module 300 to alarm, thereby automatically realizing the water falling alarm at the first time, and greatly improving the probability and timeliness of being found and rescued after falling into the water.
Optionally, the preset voltage threshold may be set correspondingly according to the detection sensitivity of the water falling induced voltage detection unit, so as to reduce water falling false alarm of a crew.
Further, in some embodiments of the present invention, the MOB alarm module 200 includes: the Beidou/GPS receiving unit is used for receiving real-time satellite positioning information of the portable handheld device; and the AIS transmitting unit is used for generating an AIS position information report according to the real-time satellite positioning information and transmitting the AIS position information report to the AIS receiver.
It can be appreciated that in this embodiment of the present invention, when the MOB alarm module 200 triggers an alarm, the real-time satellite positioning information of the portable handheld device may be received by the beidou/GPS receiving unit, and further, the AIS transmitting unit generates an AIS location information report according to the real-time satellite positioning information and sends the AIS location information report to the AIS receiver, thereby realizing accurate positioning of the position of the crew falling into the water, and greatly improving the probability and timeliness of being found and rescued after falling into the water.
Optionally, the AIS transmitting unit may send an AIS location information report to the AIS receiver once every preset time, so as to further improve the positioning accuracy of the overboard location of the crew, where the AIS location information report may include location information and time information of the overboard of the portable handheld device 1000, and information such as a movement track and heading of the portable handheld device 1000.
Further, in some embodiments of the present invention, the audible and visual alarm module 300 includes: and the audible and visual alarm unit is used for giving out alarm sound when triggering an alarm and flashing and emitting light.
It can be appreciated that, in this embodiment of the present invention, when the audible and visual alarm module 300 triggers an alarm, the audible and visual alarm unit can emit an alarm sound and flash to emit light, so as to achieve accurate positioning of the position of the crew falling into the water, and greatly improve the probability and timeliness of being found and rescued after falling into the water.
Optionally, the portable handheld device 1000 may send out red intense light flash on the front and/or the back of the device through the audible and visual alarm unit at preset intervals, so as to further improve the positioning accuracy of the position of the crew falling into water.
Further, in some embodiments of the present invention, the DSC distress call module 400 includes: the DSC distress call triggering unit is used for detecting whether a DSC distress call key is pressed or not; the DSC distress call communication unit is used for sending distress call signals to a first preset channel when the DSC distress call key is detected to be pressed.
It will be appreciated that in this embodiment of the invention, when a ship or a crew member is in DISTRESS and needs to request for assistance immediately, a DISTRESS call signal may be actively sent through the portable handheld device 1000 as needed, for which purpose the rear housing top of the portable handheld device 1000 is provided with a DSC DISTRESS call key, wherein the DSC DISTRESS call key may comprise a [ display ] dedicated DISTRESS call key, and the key may be covered by a cover plate to prevent false triggering by the crew member, wherein when the crew member needs to use the key, the cover plate may be opened and the DSC DISTRESS call key may be pressed to trigger the DSC DISTRESS call function, and wherein the DSC DISTRESS call triggering unit may send the DISTRESS call signal to the first preset channel through the DSC DISTRESS call communication unit after detecting that the DSC DISTRESS call key is pressed, wherein the first preset channel is the DISTRESS call dedicated channel.
Optionally, the DSC distress call module 400 has DSC digital selective call functionality of single call, group call, full call, distress, location request, location report, poll, test, etc.
Further, in some embodiments of the present invention, VHF emergency call module 500 includes: the VHF emergency call triggering unit is used for detecting whether a VHF emergency call key is pressed or not; the VHF emergency call communication unit is used for establishing emergency lifesaving communication with a second preset frequency channel when the VHF emergency call key is pressed.
It will be appreciated that in this embodiment of the invention, emergency rescue communications may also be actively established by the portable handheld device 1000 to effect an emergency intercom call if desired while the watercraft or crewman is in distress, for which purpose the portable handheld device 1000 may also be provided with a VHF emergency intercom key, wherein the VHF emergency intercom key may comprise a [16/04] key and a [ PTT ] key, wherein the VHF emergency intercom module 500 may establish emergency rescue communications with the second predetermined channel via the VHF emergency intercom unit when the [ PTT ] key is pressed, and wherein the crewman may effect emergency rescue communications via the portable handheld device 1000 when the [ PTT ] key is pressed, and in particular, in case of distress, the crewman may perform an emergency intercom call by pressing the [16/04] key to select the 16/04 channel, and then pressing the [ PTT ] key, and releasing the [ PTT ] key may receive signals on the 16/04 channel, thereby establishing effective rescue communications at critical times.
Optionally, the second preset frequency is 16/04 frequency channel (i.e. distress and safety frequency channel), which is specifically used for contacting with the radio station and performing emergency communication, because the 16 frequency channel is monitored during double-frequency watch and triple-frequency watch, the second preset frequency can play a good role in lifesaving in emergency, and in addition, the VHF frequency can be set arbitrarily according to actual communication requirements.
Further, in some embodiments of the present invention, the portable handheld device 1000 further comprises: a power explosion-proof module; the power supply explosion-proof module is connected with a power supply of the portable handheld device and is used for filtering ripple signals so as to reduce impact of high pulse signals on the power supply.
It can be appreciated that, in order to ensure that the portable handheld device 1000 can be reliably used in dangerous situations or emergency situations, in this embodiment of the present invention, the ripple signal can be filtered by the power explosion-proof module to reduce the impact of the high pulse signal on the power, so that the portable handheld device 1000 can be used at the occasions of refueling, aerating, sealing a cabin, extinguishing fire, etc. of the ship, and the emergency situations such as short circuit or lightning stroke are effectively prevented from causing the unusable portable handheld device 1000.
Further, in some embodiments of the present invention, the overall density of the portable handheld device 1000 is less than 0.1.
It will be appreciated that in this embodiment of the invention, by setting the overall (including battery) density of the portable handheld device 1000 to less than 0.1, the buoyancy of the portable handheld device 1000 is greater than the overall weight, thereby ensuring that the portable handheld device 1000 floats on the water surface after falling into water for ease of identification and retrieval from the water.
Further, in some embodiments of the present invention, as shown in fig. 2 and 3, the housing and battery of the portable handheld device 1000 are sealed with waterproof rings, the speaker, lens and speaker of the portable handheld device 1000 are sealed with waterproof glue, and the microphone of the portable handheld device 1000 is sealed with a waterproof sound-transmitting membrane.
Specifically, in this embodiment of the present invention, as shown in fig. 2, the housing and the battery of the portable handheld device 1000 are sealed and waterproof by using a waterproof ring, and as shown in fig. 3, the speaker, the lens and the speaker of the portable handheld device 1000 are sealed and waterproof by using a waterproof sound-transmitting film, and the microphone of the portable handheld device 1000 is sealed and waterproof by using a waterproof sound-transmitting film, so that normal use of the portable handheld device 1000 after falling into water is ensured, and the body cavity and the external air pressure can be balanced by sealing and waterproof the microphone of the portable handheld device 1000 by using the waterproof sound-transmitting film, thereby effectively improving the sound receiving effect of the microphone.
Further, in some embodiments of the present invention, the portable handheld device 1000 has a transmit frequency in the range of 155.700MHz-161.450MHz and the portable handheld device 1000 has a receive frequency in the range of 155.700MHz-163.425MHz.
It will be appreciated that in this embodiment of the invention, the portable handheld device 1000 has the capability to communicate with the HJ carrier specific command service station, the USA channel group, the INT channel group, the CAN channel group, the weather channel group of the very high frequency station of the local law enforcement vessel, the civil fishery vessel by setting the transmission frequency range of the portable handheld device 1000 to 155.700MHz-161.450MHz, and setting the reception frequency range of the portable handheld device 1000 to 155.700MHz-163.425MHz.
In summary, according to the portable handheld device for water fall warning provided by the embodiment of the invention, after the water fall detection module detects that the portable handheld device falls into water, the MOB warning module and the audible and visual warning module are triggered to give an alarm, after the DSC distress call module detects that the DSC distress call key is pressed, a distress call signal is sent to a first preset channel, and after the VHF emergency call module detects that the VHF emergency call key is pressed, emergency life-saving communication with a second preset channel is established. Therefore, the portable handheld device can automatically realize the water falling alarm at the first time, thereby greatly improving the probability and timeliness of being found and rescued after falling into water, improving the survivability of the crew after falling into water, and simultaneously meeting the autonomous help-seeking requirement of the crew.
It should be noted that the logic and/or steps represented in the flowcharts or otherwise described herein, for example, may be considered as a ordered listing of executable instructions for implementing logical functions, and may be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). In addition, the computer readable medium may even be paper or other suitable medium on which the program is printed, as the program may be electronically captured, via, for instance, optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner, if necessary, and then stored in a computer memory.
It is to be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above-described embodiments, the various steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, may be implemented using any one or combination of the following techniques, as is well known in the art: discrete logic circuits having logic gates for implementing logic functions on data signals, application specific integrated circuits having suitable combinational logic gates, programmable Gate Arrays (PGAs), field Programmable Gate Arrays (FPGAs), and the like.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (10)

1. A portable handheld device for use in a water fall alert, the portable handheld device comprising: a water falling detection module, an MOB alarm module, an audible and visual alarm module, a DSC distress call module and a VHF emergency call module,
the water falling detection module is respectively connected with the MOB alarm module and the audible and visual alarm module, wherein the water falling detection module is used for triggering the MOB alarm module and the audible and visual alarm module to alarm after detecting that the portable handheld device falls into water;
the DSC distress call module is connected with the DSC distress call key and is used for sending a distress call signal to a first preset channel after the DSC distress call key is detected to be pressed;
the VHF emergency call module is connected with the VHF emergency call key and is used for establishing emergency lifesaving communication with a second preset channel after the VHF emergency call key is detected to be pressed.
2. The portable handheld device for water fall warning of claim 1, wherein the water fall detection module comprises:
the detection unit is used for triggering the MOB alarm module and the audible and visual alarm module to alarm when detecting that the falling induction voltage reaches a preset voltage threshold.
3. The portable handheld device for water fall warning of claim 1, wherein the MOB warning module comprises:
the Beidou/GPS receiving unit is used for receiving real-time satellite positioning information of the portable handheld device;
and the AIS transmitting unit is used for generating an AIS position information report according to the real-time satellite positioning information and transmitting the AIS position information report to the AIS receiver.
4. The portable handheld device for water fall warning of claim 1, wherein the audible and visual warning module comprises:
and the audible and visual alarm unit is used for giving out alarm sound when triggering an alarm and flashing and emitting light.
5. The portable handheld device for water fall alerting of claim 1, wherein the DSC distress call module comprises:
the DSC distress call triggering unit is used for detecting whether a DSC distress call key is pressed down or not;
and the DSC distress call communication unit is used for sending the distress call signal to the first preset channel when the DSC distress call key is detected to be pressed.
6. The portable handheld device for water fall alerting of claim 1, wherein the VHF emergency call module comprises:
the VHF emergency call triggering unit is used for detecting whether the VHF emergency call key is pressed or not;
the VHF emergency call communication unit is used for establishing emergency lifesaving communication with the second preset frequency channel when the VHF emergency call key is pressed.
7. The portable handheld device for water fall warning of claim 1, further comprising: a power explosion-proof module;
the power supply explosion-proof module is connected with a power supply of the portable handheld device and is used for filtering ripple signals so as to reduce impact of high pulse signals on the power supply.
8. The portable handheld device for water fall warning of claim 1, wherein the overall density of the portable handheld device is less than 0.1.
9. The portable hand-held device for water fall warning of claim 1, wherein the housing and battery of the portable hand-held device are sealed with a waterproof ring, the speaker, lens and speaker of the portable hand-held device are sealed with a waterproof adhesive, and the microphone of the portable hand-held device is sealed with a waterproof sound-permeable membrane.
10. The portable handheld device for water fall warning according to claim 1, wherein the portable handheld device has a transmitting frequency range of 155.700MHz-161.450MHz and a receiving frequency range of 155.700MHz-163.425MHz.
CN202310700448.3A 2023-06-13 2023-06-13 Portable handheld device for falling water warning Pending CN116704704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310700448.3A CN116704704A (en) 2023-06-13 2023-06-13 Portable handheld device for falling water warning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310700448.3A CN116704704A (en) 2023-06-13 2023-06-13 Portable handheld device for falling water warning

Publications (1)

Publication Number Publication Date
CN116704704A true CN116704704A (en) 2023-09-05

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Application Number Title Priority Date Filing Date
CN202310700448.3A Pending CN116704704A (en) 2023-06-13 2023-06-13 Portable handheld device for falling water warning

Country Status (1)

Country Link
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