CN212847031U

CN212847031U - Wireless alarm

Info

Publication number: CN212847031U
Application number: CN202021702504.5U
Authority: CN
Inventors: 苏惠欢; 林隽; 凌晓华; 关炜宁; 何春华
Original assignee: Guangzhou 37 Deg C Smart Home Co ltd
Current assignee: Guangzhou 37 Deg C Smart Home Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-30
Anticipated expiration: 2030-08-14

Abstract

The utility model relates to a wireless alarm, its technical scheme main points are: comprises an upper shell and a lower shell; the upper shell and the lower shell are clamped to form a shell, and a bracket, a main control circuit board and an audible and visual alarm device are arranged in the shell; a battery is arranged on the bracket; the main control circuit board is provided with a touch switch for starting the sound-light alarm device and a communication module for communicating with the gateway; a key assembly is arranged at the position of the upper shell corresponding to the light touch switch; the battery, the tact switch, the sound-light alarm device and the communication module are electrically connected with the main control circuit board; the method and the device have the effect that the user can actively trigger the alarm to reduce the missed alarm.

Description

Wireless alarm

Technical Field

The utility model relates to an alarm technical field, more specifically says, it relates to a wireless alarm.

Background

At present, modern people have higher safety awareness, and in case of dangerous and urgent situations such as fire and intrusion of strangers into a room, a wireless alarm is usually installed in a household to alarm in the dangerous and urgent situations.

The existing wireless alarm usually triggers an alarm by carrying out related detection through a smoke induction module, a human body induction module, an infrared induction module or a door magnetic induction module, mostly collects surrounding environment information through corresponding sensors, starts an alarm under the condition that the change of the environment information exceeds a set value, and belongs to passive triggering alarm for a user.

Because the existing wireless alarm detects surrounding environment information through a sensor, the wireless alarm often has the condition of missing report or misinformation under the condition that the surrounding environment is in a complex environment, and the function that a user can actively trigger the alarm is needed under the dangerous emergency condition, so that the research on the wireless alarm that the user can actively trigger the alarm to reduce the missing report is very necessary.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a wireless alarm has the advantage that the user can initiatively trigger the warning in order to reduce to miss reporting.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a wireless alarm, comprising: an upper housing and a lower housing; the upper shell and the lower shell are clamped to form a shell, and a support, a main control circuit board and an audible and visual alarm device are arranged in the shell; a battery is arranged on the bracket; the main control circuit board is provided with a touch switch for starting the sound-light alarm device and a communication module for communicating with the gateway; a key assembly is arranged at the position of the upper shell corresponding to the light touch switch; the battery, the touch switch, the sound-light alarm device and the communication module are all electrically connected with the main control circuit board.

Optionally, the alarm device further comprises a pull rope assembly for active alarm, and an interface for inserting the pull rope assembly is arranged on the outer side surface of the lower shell.

Optionally, the pull rope assembly comprises a pull rope, a connecting block and a plug connector; one end of the plug is electrically connected with the main control circuit board; one end of the connecting block is connected with the other end of the plug connector, and the other end of the connecting block is connected with the pull rope.

Optionally, the sound and light alarm device includes a plurality of LED lamps, and a plurality of the LED lamps are all disposed on the main control circuit board and are all electrically connected to the main control circuit board.

Optionally, the sound and light alarm device further comprises a buzzer, and the buzzer is arranged on the main control circuit board and is electrically connected with the main control circuit board.

Optionally, an elastic buckle is arranged on the bracket, and a clamping block which can be clamped with the elastic buckle is arranged on the inner surface of the upper shell; the side surface of the bracket is also provided with a push block for driving the elastic buckle to be separated from the clamping block; an opening is formed in the side surface of the lower shell at a position corresponding to the push block; one end of the push block is positioned in the opening, and the other end of the push block is positioned outside the shell; and a bayonet is arranged at the position of the upper shell corresponding to the push block.

Optionally, the key assembly includes a key upper shell and a key lower shell, the key upper shell is disposed on the outer surface of the upper shell, and the key lower shell is disposed on the inner surface of the upper shell; the key upper shell is clamped with the key lower shell.

Optionally, a bump is arranged at a position of the key lower shell corresponding to the tact switch.

Optionally, a USB interface is disposed on the lower housing.

Optionally, an accommodating groove is formed in the outer bottom surface of the lower shell, and the USB interface is arranged on a side wall of the accommodating groove.

To sum up, the utility model discloses following beneficial effect has:

1. the active alarm function of the wireless alarm device is realized through the pull rope assembly, the key assembly and the tact switch, two active alarm modes of the pull rope and the key are provided, more alarm modes are provided for a user in an emergency, and the possibility of alarm success in the emergency is improved;

2. the sound and light double reminding function is realized through the sound and light alarm device, so that the reminding function after alarming has better effect;

3. through the cooperation of the elastic buckle, the clamping block and the push block, the upper shell and the lower shell are relatively simple and convenient to disassemble and assemble, the upper shell is quickly disassembled and assembled, the sound-light alarm device is more favorable for overhauling and replacing, and the battery is also favorable for replacing;

4. the alarm information and the position information are transmitted to the gateway through the communication module, so that management personnel can timely perform related processing according to the position information and the alarm information.

Drawings

FIG. 1 is an assembly view of the present invention;

fig. 2 is an exploded schematic view of the present invention;

fig. 3 is a schematic structural view of the bracket of the present invention;

fig. 4 is a schematic structural diagram of the main control circuit board of the present invention;

fig. 5 is a schematic structural view of the inner surface of the upper shell of the present invention;

FIG. 6 is a schematic structural view of the outer surface of the middle and lower shell of the present invention;

fig. 7 is a circuit frame diagram of the present invention.

In the figure: 1. an upper housing; 11. a key top case; 12. a key lower shell; 121. a bump; 13. a clamping block; 14. a bayonet; 2. a lower housing; 21. accommodating grooves; 3. a support; 31. snapping; 32. a push block; 4. a main control circuit board; 41. a tact switch; 42. a communication module; 5. a pull cord assembly; 51. a plug-in connector; 52. connecting blocks; 53. pulling a rope; 6. a battery; 7. an LED lamp; 8. a buzzer; 9. and a USB interface.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a wireless alarm, as shown in figures 1-7, comprising an upper shell 1 and a lower shell 2; the upper shell 1 and the lower shell 2 are clamped to form a shell; the lower shell 2 is provided with a bracket 3, and the bracket 3 is positioned in the shell; the bracket 3 is provided with a battery 6; a main control circuit board 4 and an acousto-optic alarm device are arranged in the shell; the main control circuit board 4 is provided with a touch switch 41 for starting the sound and light alarm device and a communication module 42 for communicating with the gateway; a key assembly is arranged at the position of the upper shell 1 corresponding to the light touch switch 41; the battery 6, the tact switch 41, the audible and visual alarm device and the communication module 42 are all electrically connected with the main control circuit board 4.

In the application, the communication module 42 adopts an loRa wireless module, and the loRa wireless module has the advantages of long transmission distance, low power consumption, small volume and large capacity, so that the wireless alarm has the effects of good stability and long endurance time; the main control circuit board 4 can adopt the existing single chip microcomputer, such as STM32 series single chip microcomputer, to realize the control of the sound and light alarm device and the communication module 42.

The main control circuit board 4 and the gateway are remotely connected through the communication module 42, and after the audible and visual alarm device of the wireless alarm is turned on, the communication module 42 transmits the alarm information and the position information to the gateway, so that a manager can timely perform related processing according to the position information and the alarm information.

Further, as shown in fig. 2, the wireless alarm device further includes a pull rope assembly 5 for active alarm, and an interface for inserting the pull rope assembly 5 is disposed on the outer side surface of the lower housing 2; the wireless alarm device is in an initial state that the pull rope assembly 5 is positioned in the interface, and at the moment, the sound and light alarm device does not give an alarm; in the case where the pull cord 53 assembly 5 is located outside the interface, the audible and visual alarm device is activated.

Further, the pull rope assembly 5 comprises a pull rope 53, a connecting block 52 and a plug 51; the plug connector 51 is connected with the connecting block 52 through a circular ring; one end of the plug connector 51 is provided with a first through hole, one end of the connecting block 52 is provided with a second through hole, and the circular ring penetrates through the first through hole and the second through hole; the other end of the connecting block 52 is fixedly connected with one end of a pull rope 53; in the initial state, the plug connector 51 is electrically connected with the main control circuit board 4, and in this state, the main control circuit board 4 controls the audible and visual alarm device to be in the closed state.

The active alarm function of the wireless alarm device is realized through the pull rope component 5, in an emergency, the pull rope 53 component 5 is pulled, so that the plug connector 51 is completely positioned outside the plug interface, and in the state, the main control circuit board 4 controls the acousto-optic alarm device to be in an open state; after the plug-in connector 51 is inserted into the plug-in interface again, the main control circuit board 4 controls the sound and light alarm device to be in a closed state.

Further, as shown in fig. 4, the sound and light alarm device includes a plurality of LED lamps 7, the LED lamps 7 are all disposed on the main control circuit board 4, and the LED lamps 7 are uniformly distributed on two sides of the tact switch 41; the LED lamps 7 are electrically connected with the main control circuit board 4; the plurality of LED lamps 7 are all high-brightness LED lamps 7; in this application, the upper shell 1 and the key assembly are made of transparent materials, and after the audible and visual alarm device is started, the light of the LED lamp 7 penetrates through the upper shell 1 and the key assembly and emits to the outside of the shell, so that the light reminding function of the wireless alarm is realized.

Furthermore, the sound and light alarm device also comprises a buzzer 8, and the buzzer 8 is arranged on the lower shell 2 and is positioned in the shell; the buzzer 8 is electrically connected with the main control circuit board 4; after the sound and light alarm device is started, the buzzer 8 is started, and the sound reminding function of the wireless alarm device is realized; through the cooperation of LED lamp 7 and bee calling organ 8, realize the dual warning function of light and sound.

Further, as shown in fig. 3 and 5, a spring buckle 31 is arranged on the bracket 3, and a latch 13 capable of being clamped with the spring buckle 31 is arranged on the inner surface of the upper shell 1; a push block 32 for driving the elastic buckle 31 to be separated from the fixture block 13 is arranged on the side surface of the bracket 3; an opening is arranged at the position of the side surface of the lower shell 2 corresponding to the push block 32; one end of the push block 32 is positioned in the opening, and the other end is positioned outside the shell; a bayonet 14 is arranged at the position of the upper shell 1 corresponding to the push block 32; under the condition that the upper shell 1 and the lower shell 2 are clamped, the elastic buckle 31 is clamped with the clamping block 13, and the push block 32 is positioned in the bayonet 14; if will dismantle casing 1, promote ejector pad 32 orientation in the casing earlier, thereby ejector pad 32 drives the bullet knot 31 and produces elastic deformation towards the direction motion in the casing, make bullet knot 31 incline towards the outer direction of casing, so that bullet knot 31 and fixture block 13 separate, can take out last casing 1 this moment, make go up casing 1 and casing 2 separation down, realize going up casing 1 and casing 2's dismantlement down, thereby be convenient for go up casing 1's quick assembly disassembly, be convenient for wireless alarm's battery 6's change, and be convenient for to audible-visual annunciator's maintenance and replacement.

Further, as shown in fig. 1 and 5, the key assembly includes a key upper case 11 and a key lower case 12, the key upper case 11 is disposed on the outer surface of the upper case 1, and the key lower case 12 is disposed on the inner surface of the upper case 1; the key upper shell 11 and the key lower shell 12 are clamped; under the state that the upper shell 1 and the lower shell 2 are clamped, a certain space is left between the key lower shell 12 and the light touch switch 41; through the joint of button epitheca 11 and button inferior valve 12, realized the rapid Assembly of button subassembly and epitheca body 1, and made the button subassembly dab the location between the switch 41 more accurate.

Furthermore, a bump 121 is arranged at a position of the key lower shell 12 corresponding to the tact switch 41; under the state of last casing 1 with lower casing 2 joint, lug 121 and dabbing switch 41 butt for dabbing the button subassembly and can triggering dabbing switch 41, open audible and visual alarm device, make the button subassembly better with the cooperation degree that dabs switch 41, wireless alarm device's sensitivity is higher.

Further, as shown in fig. 6, a USB interface 9 is provided on the lower case 2, and charging of the battery 6 and wired connection with the gateway can be achieved through the USB interface 9.

Furthermore, an accommodating groove 21 is formed in the outer bottom surface of the lower shell 2, the USB interface 9 is arranged on the side wall of the accommodating groove 21, and the width of one end, provided with the USB interface 9, of the accommodating groove 21 is larger than that of the other end of the accommodating groove 21, so that the USB interface 9 can be conveniently connected with a data line; the end of the accommodating groove 21 opposite to the USB interface 9 penetrates through the lower housing 2, which facilitates connection between the data line and the power supply or the gateway.

The utility model discloses a wireless alarm has the function that the user initiative control was reported to the police, not only can realize the dual function of reminding of light sum sound, can also give the gateway with positional information and alarm information transmission, and the managers of being convenient for in time handle alarm information, and the dismouting of this device is more convenient fast, does benefit to and overhauls audible-visual alarm device and replaces, still does benefit to the change to battery 6, and the practicality is stronger.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A wireless alarm, comprising: an upper housing and a lower housing; the upper shell and the lower shell are clamped to form a shell, and a support, a main control circuit board and an audible and visual alarm device are arranged in the shell; a battery is arranged on the bracket; the main control circuit board is provided with a touch switch for starting the sound-light alarm device and a communication module for communicating with the gateway; a key assembly is arranged at the position of the upper shell corresponding to the light touch switch; the battery, the touch switch, the sound-light alarm device and the communication module are all electrically connected with the main control circuit board.

2. The wireless alarm device of claim 1, further comprising a pull rope assembly for active alarm, wherein an interface for inserting the pull rope assembly is arranged on the outer side surface of the lower shell.

3. The wireless alarm of claim 2, wherein the pull-cord assembly comprises a pull-cord, a connecting block, and a connector; one end of the plug is electrically connected with the main control circuit board; one end of the connecting block is connected with the other end of the plug connector, and the other end of the connecting block is connected with the pull rope.

4. The wireless alarm of claim 1, wherein the audible and visual alarm device comprises a plurality of LED lamps, and the LED lamps are all arranged on and electrically connected with the main control circuit board.

5. The wireless alarm of claim 4, wherein the audible and visual alarm device further comprises a buzzer, and the buzzer is disposed on the main control circuit board and electrically connected with the main control circuit board.

6. The wireless alarm device according to claim 1, wherein the bracket is provided with a snap fastener, and the inner surface of the upper shell is provided with a clamping block which can be clamped with the snap fastener; the side surface of the bracket is also provided with a push block for driving the elastic buckle to be separated from the clamping block; an opening is formed in the side surface of the lower shell at a position corresponding to the push block; one end of the push block is positioned in the opening, and the other end of the push block is positioned outside the shell; and a bayonet is arranged at the position of the upper shell corresponding to the push block.

7. The wireless alarm of claim 1, wherein the key assembly comprises a key top case and a key bottom case, the key top case being disposed on an outer surface of the top case, the key bottom case being disposed on an inner surface of the top case; the key upper shell is clamped with the key lower shell.

8. The wireless alarm device of claim 7, wherein a bump is arranged at the position of the key lower shell corresponding to the tact switch.

9. A wireless alarm according to claim 1 wherein a USB interface is provided on the lower housing.

10. The wireless alarm device of claim 9, wherein a receiving groove is formed in an outer bottom surface of the lower housing, and the USB port is disposed on a side wall of the receiving groove.