CN209928571U - Smoke detector - Google Patents

Abstract

The utility model discloses a smoke detector, which comprises a main shell, an NB assembly, a PCB mainboard assembly, a battery assembly and a key assembly, wherein the main shell and the NB assembly are matched to form a semi-closed space for placing the PCB mainboard assembly, the battery assembly and the key assembly; the battery assembly is fixed on the NB assembly, and the key assembly is mounted on the side wall of the main shell; NB subassembly, battery pack and button subassembly all with PCB mainboard subassembly electric connection for control smoke detector. The utility model discloses a smoke detector is applicable to remote areas such as the rural area that personnel's intensive places such as shopping place, food and beverage place, lodging place, public place of entertainment and internet signal are comparatively popularized, through gathering the surrounding environment condition, when reporting to the police, self-checking or trouble, with this information through NB-IOT module with alarm information transmission to NB-IOT hookup cloud platform, the cloud platform is again through the network with the alert condition transmission away.

Description

Smoke detector

Technical Field

The utility model belongs to the technical field of the smog detects, concretely relates to smoke detector.

Background

Smoke alarms, which are otherwise known as fire smoke alarms, smoke sensors, etc. The smoke-sensitive alarm device is generally called as a smoke detector, and the smoke detector is respectively provided with an address code and is not provided with the address code. The photoelectric smoke alarm is internally provided with an optical maze, the infrared pair tubes are installed, the infrared receiving tube cannot receive infrared light emitted by the infrared emitting tube when smoke and dust do not enter the optical maze, the receiving tube receives the infrared light through refraction and reflection, the intelligent alarm circuit judges whether the infrared light exceeds a threshold value, and if the infrared light exceeds the threshold value, an alarm is given. However, the general smoke detector has excessive loss of function, is not suitable for being installed in remote corners because the general smoke detector needs a power supply for continuous power supply for a long time, and cannot completely monitor the surrounding environment.

SUMMERY OF THE UTILITY MODEL

To the problem that prior art exists, the utility model provides a.

The technical scheme of the utility model is that:

a smoke detector comprises a main shell, an NB assembly, a PCB main board assembly, a battery assembly and a key assembly, wherein the main shell and the NB assembly are matched to form a semi-closed space for placing the PCB main board assembly, the battery assembly and the key assembly; the battery assembly is fixed on the NB assembly, and the key assembly is mounted on the side wall of the main shell; NB subassembly, battery pack and button subassembly all with PCB mainboard subassembly electric connection for control smoke detector.

Preferably, the main housing comprises a face cover, a face shell, a middle shell and a bottom shell, the face shell, the middle shell and the bottom shell are fixed through screws, and an opening is formed in the middle of the top of the face shell; the face cover is embedded in the opening in the middle of the face shell; a gap is reserved between the face shell and the middle shell, and smoke can conveniently enter the smoke detector.

Preferably, the NB assembly comprises an NB middle shell, an NB bottom shell and an NB-PCB, wherein the NB middle shell and the NB bottom shell are fixed through screws, the top of the NB middle shell is movably connected with the main shell bottom shell, and a plurality of bulges are further arranged on the inner wall of the NB middle shell; the NB-PCB mainboard is arranged in the NB middle shell and is used for matching with the PCB mainboard assembly to finish the detection and alarm work of the smoke detector.

Preferably, PCB mainboard subassembly includes PCB mainboard, optics maze and LED lamp, the PCB mainboard is fixed in on the drain pan of main casing body, optics maze and LED lamp are all installed on the PCB mainboard, and the optics maze is located the face-piece of main casing body and the clearance department of mesochite, make things convenient for smog to get into the optics maze.

Preferably, the battery assembly comprises a battery and a battery pocket, the battery pocket is fixed on the NB bottom shell, and a first groove for placing the battery is formed in the battery pocket; the battery is arranged in the first groove on the battery bag and is electrically connected with the PCB main board.

Preferably, the battery pocket is further provided with a second groove for placing the SIM card, and the SIM card in the second groove is fixed by the SIM card cover.

Preferably, the key assembly comprises a first key arranged on the side wall of the main shell middle shell and a second key arranged on the side wall of the main shell bottom shell, the first key is directly arranged on the PCB mainboard, the second key is connected with the PCB mainboard through a key post, the second key is positioned in the NB middle shell, and when the main shell rotates to the protruding contact of the second key and the NB middle shell inner wall, the second key can be triggered to control the smoke detector.

Preferably, the PCB main board is further provided with a light guide plate and a light shielding plate, the light guide plate and the light shielding plate are both installed at the periphery of the optical labyrinth, and the light shielding plate is used for shielding external light and preventing the external light from interfering with the optical labyrinth; the light guide plate is used for enhancing the light of the LED lamp, and people can conveniently and clearly see the working state of the smoke detector.

Preferably, a buzzer is further installed on the PCB main board, and is used for giving an alarm when the equipment detects an abnormality.

Adopt the technical scheme of the utility model, following beneficial effect has:

1. the equipment battery supplies power independently, wiring is not needed, wireless transmission is achieved, installation is convenient, and maintenance is simple;

2. monitoring the running state of the equipment within 24 hours;

3. the equipment has an intelligent self-checking function and reports the abnormal state of the equipment in real time;

4. the power consumption is extremely low, and the smoke feeling can continuously work for more than 5 years;

5. the ultra-strong signal coverage can be realized, and the coverage can be realized to indoor places and basements;

6. the photoelectric smoke detection technology is adopted, so that the performance is stable and the work is reliable;

7. the alarm notification mode is various, the alarm speed is timely, and the mode is diversified;

8. cell-phone APP remote control, long-range arrangement, withdraw a garrison, silence, a key operation, it is simple and convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic view of the main housing of the present invention;

fig. 4 is a schematic structural diagram of the NB assembly of the present invention;

fig. 5 is the schematic diagram of the PCB main board structure of the present invention.

The attached drawings are marked as follows:

1. a main housing; 2. an NB component; 3. a PCB motherboard assembly; 4. a battery assembly; 5. a key assembly;

6. a visor; 7. a light guide plate; 8. a buzzer; 9. a screw; 101. a face cover; 102. a face shell; 103. a middle shell; 104. a bottom case; 201. an NB mid-shell; 202. an NB bottom shell; 203. an NB-PCB board; 301. a PCB main board; 302. an optical maze; 303. an LED lamp; 401. a battery; 402. a battery bag; 403. a SIM card; 404. a SIM card cover; 501. pressing a first key; 502. pressing a second key; 503. a key post.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, the utility model provides a smoke detector, which comprises a main shell 1, an NB component 2, a PCB main board component 3, a battery component 4 and a key component 5, wherein the main shell 1 and the NB component 2 cooperate to form a half of closed space for placing the PCB main board component 3, the battery component 4 and the key component 5; the battery assembly 4 is fixed on the NB assembly 2, and the key assembly 5 is mounted on the side wall of the main shell 1; NB subassembly 2, battery pack 4 and button subassembly 5 all with PCB mainboard subassembly 3 electric connection for control smoke detector.

The main shell 1 comprises a face cover 101, a face shell 102, a middle shell 103 and a bottom shell 104, wherein the face shell 102, the middle shell 103 and the bottom shell 104 are fixed through screws, and an opening is formed in the middle of the top of the face shell 102; the face cover 101 is embedded in an opening in the middle of the face shell 102; a gap is also left between the face shell 102 and the middle shell 103, so that smoke can conveniently enter the smoke detector.

The NB assembly 2 comprises an NB middle shell 201, an NB bottom shell 202 and an NB-PCB 203, wherein the NB middle shell 201 and the NB bottom shell 202 are fixed through screws, the top of the NB middle shell 201 is movably connected with the NB bottom shell 104 of the main shell 1, and a plurality of bulges are further arranged on the inner wall of the NB middle shell 201; the NB-PCB 203 is installed in the NB middle shell 201 and is used for matching with the PCB main board assembly 3 to complete the detection and alarm work of the smoke detector. Preferably, the NB-PCB comprises the NB-IOT module, and when the smoke detector detects an abnormality, the PCB main board transmits information to the NB-IOT module on the NB-PCB and finally transmits the information out through the NB-IOT module.

PCB mainboard subassembly 3 includes PCB mainboard 301, optics maze 302 and LED lamp 303, PCB mainboard 301 is fixed in on main casing 1's the drain pan 104, optics maze 302 and LED lamp 303 are all installed on PCB mainboard 301, and optics maze 302 is located main casing 1's face-piece 2 and the clearance department of well shell 3, make things convenient for smog to get into the optics maze.

The battery assembly 4 comprises a battery 401 and a battery pocket 402, the battery pocket 401 is fixed on the NB bottom shell 202, and a first groove for placing the battery is formed in the battery pocket 401; the battery 401 is installed in a first groove on the battery pocket 401 and is electrically connected with the PCB main board 301.

The battery pocket 402 is further provided with a second groove for placing the SIM card 403, and the SIM card 403 in the second groove is fixed by the SIM card cover 404. Preferably, the SIM card is connected with the NB-PCB, when the smoke detector detects an abnormality, the SIM card is matched with the NB-IOT module and transmits information, and the NB-PCB instructs the SIM card module to send information to the terminal after receiving the detection information of the PCB.

The key assembly 5 comprises a first key 501 arranged on the side wall of the shell 103 in the main casing 1 and a second key 502 arranged on the side wall of the bottom shell 404 in the main casing 1, wherein the first key 501 is directly arranged on the PCB mainboard 301, the second key 502 is connected with the PCB mainboard 301 through a key post 503, the second key 502 is positioned in the NB middle shell 201, and when the main casing 1 rotates to the protruding contact of the inner wall of the second key 502 and the NB middle shell 201, the second key 502 can be triggered to control the smoke detector.

The PCB main board 301 is further provided with a light guide plate 7 and a light shielding plate 6, the light guide plate 7 and the light shielding plate 6 are both installed at the periphery of the optical maze 302, and the light shielding plate 6 is used for shielding external light and preventing the external light from interfering with the optical maze 302; the light guide plate 7 is used for enhancing light rays of the LED lamp 303, and people can see the working state of the smoke detector clearly.

The PCB main board 301 is further provided with a buzzer 8 for giving an alarm when the equipment detects an abnormality.

The utility model discloses a smoke detector PCB mainboard includes that the smoke feels sensor module, host system, LED pilot lamp module, buzzer module, button control module, power module, and the smoke feels sensor module, LED pilot lamp module, buzzer module, button control module, power module all with host system electric connection, can be through smoke detector real-time supervision surrounding environment and transmission information.

The utility model discloses the theory of operation does: the smoke detector of the utility model collects the surrounding environment condition in real time, when alarming, self-checking or failure, the information is sent to the NB-IOT connection cloud platform through the NB-IOT module, the cloud platform sends the alarm condition to the mobile phone of the terminal customer through the network by adopting the modes of sending TTS voice, short message, mobile phone app push and the like, and the alarm condition is informed; the cloud platform is provided with a geographical position coordinate, geographical position information of each device can be displayed through a map, the current device installation position can be intuitively known, and the device state and the geographical position can be displayed through a chart.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (9)

1. A smoke detector, characterized by: the battery pack comprises a main shell, an NB assembly, a PCB main board assembly, a battery assembly and a key assembly, wherein the main shell and the NB assembly are matched to form a semi-closed space for placing the PCB main board assembly, the battery assembly and the key assembly; the battery assembly is fixed on the NB assembly, and the key assembly is mounted on the side wall of the main shell; NB subassembly, battery pack and button subassembly all with PCB mainboard subassembly electric connection for control smoke detector.

2. A smoke detector according to claim 1, wherein: the main shell comprises a face cover, a face shell, a middle shell and a bottom shell, the face shell, the middle shell and the bottom shell are fixed through screws, and an opening is formed in the middle of the top of the face shell; the face cover is embedded in the opening in the middle of the face shell; a gap is reserved between the face shell and the middle shell, and smoke can conveniently enter the smoke detector.

3. A smoke detector according to claim 2, wherein: the NB assembly comprises an NB middle shell, an NB bottom shell and an NB-PCB, wherein the NB middle shell and the NB bottom shell are fixed through screws, the top of the NB middle shell is movably connected with the main shell bottom shell, and a plurality of bulges are further arranged on the inner wall of the NB middle shell; the NB-PCB mainboard is arranged in the NB middle shell and is used for matching with the PCB mainboard assembly to finish the detection and alarm work of the smoke detector.

4. A smoke detector according to claim 3, wherein: PCB mainboard subassembly includes PCB mainboard, optics maze and LED lamp, the PCB mainboard is fixed in on the drain pan of the main casing body, optics maze and LED lamp are all installed on the PCB mainboard, and the optics maze is located the face-piece of the main casing body and the clearance department of mesochite, make things convenient for smog to get into the optics maze.

5. A smoke detector according to claim 4, wherein: the battery pack comprises a battery and a battery pocket, the battery pocket is fixed on the NB bottom shell, and a first groove for placing the battery is formed in the battery pocket; the battery is arranged in the first groove on the battery bag and is electrically connected with the PCB main board.

6. A smoke detector according to claim 5, wherein: and a second groove for placing the SIM card is also arranged on the battery bag, and the SIM card in the second groove is fixed by the SIM card cover.

7. A smoke detector according to claim 5, wherein: the button subassembly includes that one sets up in the button one of main casing mesochite lateral wall and sets up in the button two of main casing mesochite lateral wall, the button is installed on the PCB mainboard directly, button two is connected with the PCB mainboard through pressing the button post, and this button two is located NB mesochite, when the main casing body is rotatory to button two and the protruding contact of NB mesochite inner wall, can trigger button two and control smoke detector.

8. A smoke detector according to claim 3, wherein: the PCB mainboard is also provided with a light guide plate and a light screen, the light guide plate and the light screen are both arranged at the periphery of the optical maze, and the light screen is used for shielding external light and preventing the external light from interfering the optical maze; the light guide plate is used for enhancing the light of the LED lamp, and people can conveniently and clearly see the working state of the smoke detector.

9. A smoke detector according to claim 3, wherein: and the PCB mainboard is also provided with a buzzer for giving an alarm when the equipment detects abnormity.

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