Portable emergency alarm device

Abstract

The utility model discloses a portable emergency alarm device, and relates to the field of alarm devices, the portable emergency alarm device comprises a shell and a trigger mechanism, the top end of the shell is fixedly provided with a top plate, the top end of the top plate is movably provided with the trigger mechanism, and one side of the shell is rotatably provided with a fixing mechanism for fixing the alarm device. A communication unit is fixedly arranged in the middle of an inner cavity of the shell. A bottom cover is rotationally arranged at the bottom end of the shell. The triggering mechanism further comprises a control button, a limiting block fixed to the top face of the shell is arranged below the tip end of the control button, a fixing column is fixedly arranged at the bottom end of the control button, and a first contact piece is fixedly arranged at the bottom end of the fixing column. Through the unique triggering mechanism, the false alarm condition caused by mistakenly touching the control button in daily life is effectively avoided, the risk that the alarm device is accidentally lost is reduced, the bottom of the alarm device is provided with the storage space specially used for storing accessory chains or ropes, and the practicability and portability of the alarm device are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of alarm devices, in particular to a portable emergency alarm device. BACKGROUND

[0002] The emergency alarm device is a switch device for triggering an alarm signal manually in an emergency, mainly to remind people to pay attention to the emergency and respond quickly, and its use is wide, and the portable emergency alarm device is often used in the case of emergency or danger, and the alarm signal is triggered by triggering the emergency alarm device to send help information to the companion, such as injury, encounter gangsters, etc.

[0003] For example, patent application No. CN201821155444.2 discloses a portable safety alarm device, but there are still the following problems in actual use:

[0004] The above device includes a bottom plate, an alarm device, a trigger device, a power supply and a light-transmissive shell, one side of the bottom plate is a printed circuit board, the other side has an attachment device, each component is fixed on the printed circuit board and is in communication with each other, and the shell wraps all components. In use, the trigger device of the safety alarm device has no protection or limitation, is easy to be triggered by mistake, and causes unnecessary panic. The device is mainly fixed on an article or clothing by pasting, although it is convenient to install, but it is easy to loosen or even fall off when experiencing bumps or violent movements. CONTENT OF THE UTILITY MODEL

[0005] In order to improve the problem of easy mistake and easy to fall off of the device, the present application provides a portable emergency alarm device.

[0006] The portable emergency alarm device provided by the present application adopts the following technical scheme:

[0007] A portable emergency alarm device, comprising a shell and a trigger mechanism, the top end of the shell is fixedly provided with a top plate, the top end of the top plate is movably provided with a trigger mechanism, one side of the shell is rotatably provided with a fixing mechanism for fixing an alarm device, a communication unit is fixedly arranged in the middle of the inner cavity of the shell, and a bottom cover is rotatably arranged at the bottom end of the shell.

[0008] The trigger mechanism further comprises a control button, a limiting block fixed to the top surface of the shell is arranged below the tip of the control button, a fixed column is fixedly arranged at the bottom end of the control button, and a contact piece one is fixedly arranged at the bottom end of the fixed column.

[0009] Preferably, a stretch spring is sleeved outside the fixed column, both ends of the stretch spring are fixed to the bottom end of the control button and the top surface of the shell respectively, and an anti-slip pattern for increasing the friction between the fingers and the sliding control button is fixedly arranged at the top end of the control button.

[0010] Preferably, the limiting block adopts a double sharp angle half-arc plastic structure, facilitating the sharp end of the control button to quickly slide off the top end of the limiting block.

[0011] Preferably, the shell is provided with a special-shaped groove near the side of the control button sharp end, the upper end of the special-shaped groove is provided with a rotating rod on the inner side, and the rotating rod is fixedly provided with a pull ring with a shape matched with the special-shaped groove.

[0012] Preferably, the communication unit comprises a bottom plate, the top surface of the bottom plate is a printed circuit board, the bottom end of the bottom plate is fixedly provided with a fixed block near the lower side of the sound hole, the inside of the fixed block is rotatably provided with a rotating shaft fixed to the top end of the bottom cover, the outer side of the rotating shaft is sleeved with a torsion spring, the two ends of the torsion spring are fixed to the outer surface of the rotating shaft and the inner surface of the fixed block respectively, and the bottom end of the bottom plate is fixedly provided with a winding column for winding the chain or rope in the middle part.

[0013] Preferably, the top surface of the bottom plate is provided with two contact pieces two, the opposite top ends of the two contact pieces two correspond to the top end of the tension spring, the top surface of the bottom plate is provided with a battery module for power supply, the battery module adopts a rechargeable storage battery, and a charging port is arranged on the shell at the installation position of the rechargeable storage battery.

[0014] Preferably, the top surface of the bottom plate is provided with a loudspeaker and a sound source storage module, the loudspeaker is a micro loudspeaker connected with the bottom plate, the shell is provided with a sound hole corresponding to the installation position of the loudspeaker, and the loudspeaker and the sound source storage module are electrically connected through the circuit on the top surface of the bottom plate.

[0015] Preferably, the top surface of the bottom plate is fixedly provided with an alarm lamp and connected with the circuit on the top surface of the bottom plate, the top surface of the top plate is provided with a lamp groove, and the alarm lamp is fixed in the lamp groove.

[0016] Preferably, the top surface of the bottom plate is further provided with a sound source storage module and a control chip, the sound source storage module and the control chip are respectively electrically connected with the loudspeaker, the contact piece two and the battery module through the circuit on the bottom plate, and the top surface of the bottom plate is further fixedly provided with a communication module.

[0017] In summary, the present application has at least one of the following beneficial technical effects:

[0018] 1. By sliding the control button, the control button is disengaged from the top end of the limiting block, and then pressing the control button makes the contact piece one and the contact piece two adhere to each other, and then the battery module supplies power to the device, triggers the control chip to make the alarm module sound, the alarm lamp is turned on at the same time, and the communication module sends a signal to another emergency alarm device or mobile phone, so as to send a warning to the companion and request assistance, compared with the previous simple pressing method, the false alarm situation caused by accidental touch of the control button in daily life is effectively avoided.

[0019] 2. The device adopts a hidden pull ring design, compared with the fixed mode of being partially pasted on clothes or articles, the device can not only be used as a fashion pendant decoration, but also be converted into a delicate pendant of necklace or bracelet, thereby reducing the risk of accidental loss of the alarm device, in addition, a storage space is arranged at the bottom for storing accessory chains or ropes, improving the practicality and portability of the device, so that the user can enjoy safety protection while also considering beauty and convenience. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a right view axis measurement schematic diagram of the present application;

[0021] Figure 2 is a front view axis measurement schematic diagram of the present application;

[0022] Figure 3 is a right view schematic diagram of the present application;

[0023] Figure 4 is Figure 3 is an enlarged view of A in the middle;

[0024] Figure 5 is a structure explosion diagram of the present application;

[0025] Figure 6 is a bottom view axis measurement schematic diagram of the present application;

[0026] Figure 7 is a schematic diagram of the internal structure of the storage box of the present application.

[0027] Reference signs: 1, shell; 2, trigger mechanism; 3, fixing mechanism; 4, communication unit; 5, sound hole; 6, charging port; 7, lamp groove; 8, top plate;

[0028] 21, control button; 22, anti-slip pattern; 23, limiting block; 24, extension spring; 25, fixed column; 26, contact piece one;

[0029] 31, special-shaped groove; 32, rotating rod; 33, pull ring; 34, bottom cover; 35, winding column; 36, rotating shaft; 37, torsion spring; 38, fixed block;

[0030] 41, bottom plate; 42, battery module; 43, sound source storage module; 44, loudspeaker; 45, alarm lamp; 46, contact two; 47, communication module; 48, control chip. DETAILED DESCRIPTION

[0031] The application will be further described below in conjunction with the accompanying drawings. Figure 1 Figure 7 The application will be further described below in conjunction with the accompanying drawings.

[0032] The application discloses a portable emergency alarm device.

[0033] Referring to Figure 1 Figure 4 The portable emergency alarm device comprises a top plate 8 fixedly arranged at the top end of a shell 1, a trigger mechanism 2 movably arranged at the top end of the top plate 8, a fixing mechanism 3 rotatably arranged at one side of the shell 1, a communication unit 4 fixedly arranged in the middle of the inner cavity of the shell 1 and serving as the information transmission core of the device, and a bottom cover 34 rotatably arranged at the bottom end of the shell 1.The trigger mechanism 2 further comprises a control button 21, a limiting block 23 fixedly arranged at the bottom of the sharp end of the control button 21 and serving as the top surface of the shell 1, a plastic structure with double sharp corners and a half-arc shape, which is not only beautiful and elegant, but also can make the sharp end of the control button 21 quickly slide off the top end of the limiting block 23 when the user presses the control button 21, a fixed column 25 fixedly arranged at the bottom end of the control button 21, and a contact one 26 fixedly arranged at the bottom end of the fixed column 25.The outer side of the fixed column 25 is sleeved with a tensile spring 24, the two ends of the tensile spring 24 are fixedly arranged at the bottom end of the control button 21 and the top surface of the shell 1 respectively, the top end of the control button 21 is fixedly arranged with an anti-skid pattern 22 for increasing the friction when the control button 21 slides, so as to increase the friction of the user when the control button 21 slides, the limiting block 23 adopts a plastic structure with double sharp corners and a half-arc shape, which is convenient for the sharp end of the control button 21 to quickly slide off the top end of the limiting block 23, a special-shaped groove 31 is arranged on the side of the shell 1 close to the sharp end of the control button 21, a rotating rod 32 is rotatably arranged at the inner side of the upper end of the special-shaped groove 31, and pull rings 33 are fixedly arranged at the two sides of the rotating rod 32.The outer shape of the pull rings 33 is perfectly matched with the shape of the special-shaped groove 31.

[0034] Referring to Figure 5 Figure 7, the communication unit 4 includes a bottom plate 41, the top surface of the bottom plate 41 adopts a high-performance printed circuit board, the bottom end of the bottom plate 41 is fixedly provided with a fixed block 38 near the lower side of the sound hole 5, a rotating shaft 36 is rotatably arranged in the fixed block 38, the rotating shaft 36 is fixedly connected to the top end of the bottom cover 34, a torsion spring 37 is sleeved outside the rotating shaft 36, and the two ends of the torsion spring 37 are fixedly connected to the outer surface of the rotating shaft 36 and the inner surface of the fixed block 38 respectively, and a winding column 35 for winding a chain or a rope is fixedly arranged at the middle of the bottom end of the bottom plate 41; two contact pieces two 46 are arranged at the middle of the top surface of the bottom plate 41, the opposite top ends of the two contact pieces two 46 correspond to the top end of the fixed column 25, and when the trigger mechanism 2 is activated, the two contact pieces two 46 can quickly form a circuit connection with the contact piece one 26, so that the alarm mechanism is started, a battery module 42 for power supply is arranged on the top surface of the bottom plate 41, and power support is provided for the whole device, the bottom plate 41 adopts a rechargeable battery, and a charging port 6 is specially arranged on the shell 1 for the battery, so that the user can charge the battery at any time; a loudspeaker 44 and a sound source storage module 43 are arranged on the top surface of the bottom plate 41, the loudspeaker 44 is a micro loudspeaker which is closely connected to the bottom plate 41, the mounting position of the loudspeaker 44 corresponds to the sound hole 5 on the shell 1, and the loudspeaker 44 can emit clear and loud alarm sound when alarming, the sound source storage module 43 stores a plurality of emergency alarm sounds, and is electrically connected to the loudspeaker 44 through the circuit on the bottom plate 41, so that the corresponding alarm sound can be emitted according to the instruction of the control chip 48; the alarm lamp 45 is fixedly arranged on the top surface of the bottom plate 41, the alarm lamp 45 is closely connected to the circuit on the bottom plate 41, can be lit when alarming, and can emit a conspicuous alarm signal; a lamp groove 7 is specially arranged on the top surface of the top plate 8, and the alarm lamp 45 is fixed in the lamp groove 7; the sound source storage module 43 and the control chip 48 are further arranged on the top surface of the bottom plate 41, the control chip 48 serves as the control center of the whole device, is responsible for receiving signals from the trigger mechanism 2, and controls the work of each component according to the preset program instruction; and the communication module 47 is responsible for sending alarm information to external rescue forces through a wireless network, so that assistance can be quickly obtained in an emergency.

[0035] The implementation principle of the portable emergency alarm device is as follows: when the user encounters an emergency and presses the control button 21 through the triggering mechanism 2, since the limiting block 23 is designed as a double-pointed angle half-arc, the tip of the control button 21 will quickly slide off the top end of the limiting block 23, and at the same time, the fixed column 25 and the contact piece one 26 fixed at the bottom end of the control button 21 are moved downward, at this time, the tension spring 24 is compressed, so that the contact piece one 26 and the contact piece two 46 on the bottom plate 41 form an electrical circuit connection, this action is converted into an electrical signal, which is recognized by the control chip 48 on the communication unit 4 as the start of an alarm instruction, after receiving the alarm instruction, the control chip 48 will immediately activate the sound source storage module 43, and through the electrical circuit connection, the loudspeaker 44 emits a preset emergency alarm sound, which is transmitted through the sound hole 5 on the shell 1, the control chip 48 will also instruct the alarm lamp 45 to light up, the lamp is fixed in the lamp groove 7 of the top plate 8, and a bright light signal is emitted, in addition, the control chip 48 will also send alarm information (such as location information, alarm type, etc.) to the mobile phone of the nearby companion or the same alarm device through the wireless network through the communication module 47, the mobile phone of the companion will ring and vibrate, reminding someone to encounter danger and need help, after the alarm is triggered, the control button 21 is released, at this time, the tension spring 24 rebounds to push the control button 21 back to the original position; the operation of the device depends on the power provided by the battery module 42, the module uses a rechargeable battery to ensure that the device can maintain sufficient power even when not used for a long time, the charging port 6 on the shell 1 is convenient for the user to charge the battery at any time; through the fixing mechanism 3, the rotation rod 32 and the pull ring 33 rotatingly arranged in the special-shaped groove 31 are lifted, so that the accessories such as necklace, bracelet and hand rope can be buckled with the pull ring 33, by lifting the bottom cover 34, the rotating shaft 36 is rotated in the fixed block 38, so that the torsion spring 37 is stretched, the accessories such as necklace, bracelet and hand rope can be stored at the bottom of the device, the winding column 35 can make the chain or rope wind around it, which is convenient for storage and use, after the storage is completed, the bottom cover 34 is loosened, the torsion spring 37 rebounds to drive the rotating shaft 36 to rotate, so as to drive the bottom cover 34 to reset.

[0036] The above is only an optional embodiment of the present disclosure, and is not used to limit the present disclosure, and the present disclosure can have various modifications and changes for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure shall be included in the protection scope of the present disclosure.

Claims

1. A portable emergency alerting device, characterized by: It includes the shell (1) and trigger mechanism (2), the top of the shell (1) is fixedly provided with a top plate (8), the top of the top plate (8) is movably provided with a trigger mechanism (2), one side of the shell (1) is rotatably provided with a fixing mechanism (3) for fixing an alarm device, the inner cavity of the shell (1) is fixedly provided with a communication unit (4) in the middle, and the bottom of the shell (1) is rotatably provided with a bottom cover (34); The trigger mechanism (2) further comprises a control button (21), a limiting block (23) is arranged below the tip of the control button (21) and fixed to the top surface of the shell (1), a fixed column (25) is fixedly arranged at the bottom of the control button (21), a contact piece one (26) is fixedly arranged at the bottom of the fixed column (25), and the limiting block (23) is a double-pointed-angle semi-arc plastic structure, which facilitates the tip of the control button (21) to quickly slide off the top of the limiting block (23). An irregular groove (31) is formed in the side of the shell (1) close to the tip of the control button (21), a rotating rod (32) is rotatably arranged at the inner side of the upper end of the irregular groove (31), and a pull ring (33) with a shape matching the irregular groove (31) is fixedly arranged at the two sides of the rotating rod (32).

2. A portable emergency warning device according to claim 1, characterised in that: A stretch spring (24) is sleeved outside the fixed column (25), the two ends of the stretch spring (24) are fixed to the bottom of the control button (21) and the top surface of the shell (1) respectively, and an anti-skid pattern (22) is fixedly arranged at the top of the control button (21) to increase the friction between the fingers and the sliding control button (21).

3. A portable emergency warning device according to claim 1, wherein: The communication unit (4) comprises a bottom plate (41), the top surface of the bottom plate (41) is a printed circuit board, a fixed block (38) is fixedly arranged at the bottom of the bottom plate (41) close to the lower side of the sound hole (5), a rotating shaft (36) is rotatably arranged in the fixed block (38) and fixed to the top of the bottom cover (34), a torsion spring (37) is sleeved outside the rotating shaft (36), the two ends of the torsion spring (37) are fixed to the outer surface of the rotating shaft (36) and the inner surface of the fixed block (38) respectively, and a winding column (35) for winding a chain or a rope is fixedly arranged at the middle of the bottom of the bottom plate (41).

4. A portable emergency warning device according to claim 3, wherein: Two contact pieces two (46) are arranged at the middle of the top surface of the bottom plate (41), the opposite top ends of the two contact pieces two (46) correspond to the top end of the stretch spring (24), a battery module (42) for power supply is arranged on the top surface of the bottom plate (41), and the battery module (42) is a rechargeable storage battery, and a charging port (6) is arranged at the position of the rechargeable storage battery on the shell (1).

5. A portable emergency warning device according to claim 3, wherein: A loudspeaker (44) and a sound source storage module (43) are arranged on the top surface of the bottom plate (41), the loudspeaker (44) is a micro loudspeaker connected with the bottom plate (41), a sound hole (5) is arranged on the shell (1) corresponding to the position of the loudspeaker, and the loudspeaker (44) and the sound source storage module (43) are electrically connected through the circuit on the top surface of the bottom plate (41).

6. A portable emergency warning device according to claim 3, wherein: The top surface of the bottom plate (41) is fixedly provided with an alarm lamp (45) and is electrically connected with the circuit on the top surface of the bottom plate (41), the top surface of the top plate (8) is provided with a lamp groove (7), and the alarm lamp (45) is fixed in the lamp groove (7).

7. A portable emergency warning device according to claim 3, wherein: The top surface of the bottom plate (41) is further provided with a sound source storage module (43) and a control chip (48), the sound source storage module (43) and the control chip (48) are respectively electrically connected with a loudspeaker (44), a second contact piece (46) and a battery module (42) through the circuit on the bottom plate (41), and the top surface of the bottom plate (41) is further fixedly provided with a communication module (47).

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