CN213024718U

CN213024718U - Novel multifunctional fire alarm

Info

Publication number: CN213024718U
Application number: CN202020911074.1U
Authority: CN
Inventors: 李小兵; 陈鑫磊
Original assignee: Sichuan Developed Fire Equipment Manufacturing Co ltd; Sichuan Diwei Yunlian Technology Co ltd; Dewiver Intelligent Equipment Group Co Ltd
Current assignee: Sichuan Developed Fire Equipment Manufacturing Co ltd; Sichuan Diwei Yunlian Technology Co ltd; Dewiver Intelligent Equipment Group Co Ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-04-20
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a novel multifunctional fire alarm, which comprises a base, a shell and a photoelectric smoke detector main body; the photoelectric smoke detector comprises a base, a photoelectric smoke detector body, a processing assembly, a storage module, a sound-light alarm module and a data transmission module, wherein the motor is arranged in the middle of the base and connected with a shell; the utility model discloses a heat-sensitive element discernment conflagration direction drives the alarm through the motor and rotates, acquires conflagration image information through the camera to send away through data transmission module, provide the reference foundation for fire control fire fighting.

Description

Novel multifunctional fire alarm

Technical Field

The utility model relates to a fire control field, concretely relates to multi-functional novel fire alarm.

Background

The photoelectric smoke detector is a device for detecting fire by utilizing absorption and scattering effects of fire smoke on light, and in order to eliminate the interference of ambient light on a light receiving element, a receiving element and a transmitting element are installed in a small darkroom, the smoke in the darkroom can enter, but the light cannot enter, and the detection sensitivity is improved.

At present, a photoelectric smoke alarm only has a smoke detection function and an alarm function, can send alarm information when a fire disaster occurs, but cannot obtain the fire disaster situation on site.

Disclosure of Invention

An object of the utility model is to provide a multi-functional novel fire alarm, this alarm accessible heat-sensitive element seek the conflagration direction to acquire conflagration image information through the camera, provide the reference foundation for the fire rescue.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel multifunctional fire alarm comprises a base, a shell and a photoelectric smoke detector main body; the middle part of base installs the motor, and the motor is connected with the casing, installs the photoelectric type smoke detector main part in the casing, the photoelectric type smoke detector main part is felt the subassembly including processing subassembly and photoelectric type cigarette, processing subassembly includes singlechip and the storage module, audible and visual alarm module and the data transmission module of being connected with the singlechip, the singlechip still is connected with camera and temperature sensing element, on camera and the temperature sensing element installation casing.

Further, the data transmission module comprises a GPRS module.

Further, the single chip microcomputer is connected with a power module, the power module comprises a lithium battery and a voltage stabilizing module, and the lithium battery, the voltage stabilizing module and the single chip microcomputer are sequentially connected.

Furthermore, a circular rail is installed at the bottom of the base, and a pulley capable of sliding on the circular rail is installed above the inner side wall of the shell.

The utility model discloses a heat-sensitive element discerns conflagration direction, drives the alarm through the motor and rotates, acquires conflagration image information through the camera to send away through data transmission module, provide the reference foundation for fire control fire fighting, and still can realize sending out image information and alarm signal through GPRS module and lithium cell cooperation under the condition of outage.

Drawings

Fig. 1 is an explosion diagram of the detector of the present invention.

Fig. 2 is a schematic structural diagram of the housing of the present invention.

Fig. 3 is a schematic structural diagram of the processing assembly of the present invention.

The labels in the figure are: 100. a base; 101. a circular slide rail; 200. a housing; 201. a top plate; 202. a smoke inlet; 211. a lithium battery mounting box; 230. an inner layer; 220. an outer layer; 300. a processing component; 301. a motor; 302. a photoelectric smoke sensing component; 303. a camera; 304. a heat sensitive component; 305. an audible and visual alarm.

Detailed Description

As shown in fig. 1 to fig. 3, in the photoelectric smoke detector alarm provided in this embodiment, not only can a fire alarm be realized, but also image information during fire can be obtained during power failure during fire, so that a fire fighter can know the actual situation of the fire.

As shown in fig. 1, the photoelectric smoke detector alarm comprises a base 100, a shell 200, a photoelectric smoke detector assembly 302, a processing assembly 300, a motor 301, a camera 303 assembly and a power supply assembly, wherein the base 100 and the shell 200 are both made of high-temperature-resistant materials, specifically, an outer layer 220PEEK material, and an inner layer 230 is made of a heat-insulating composite material; as shown in fig. 2, the shell 200 of the outer layer 220 of the PEEK material is high temperature resistant and non-deformable, and in order to improve the performance of the PPEK material, the PEEK material can be modified, and the modification mainly includes adding materials such as liquid crystal polymer, inorganic filler, metal powder and the like into the raw materials, so that the prepared shell 200 has excellent mechanical properties such as high impact resistance, bending resistance, tensile resistance and the like; the inner layer 230 is made of heat-insulating composite materials, particularly, materials with excellent heat-insulating performance such as resin or glass fiber and asbestos can be adopted, a normal-temperature bonding means is adopted, the production efficiency is guaranteed, the alarm can work under a fire disaster, the working time of the alarm during the fire disaster is prolonged, and powerful reference information is provided for rescue.

The base 100 is installed on a wall body through fixing pieces such as expansion screws, the middle part of the base 100 is provided with a micro motor 301, and a transmission shaft of the motor 301 is connected with the shell 200; circular slide rail 101 is installed to base 100 bottom, and the rail of circular slide rail 101 is to surpassing the outside to parallel with the wall body, casing 200 inside wall top is installed and is gone up gliding pulley (not seen in the figure) at circular slide rail 101, rotates through motor 301 and drives the pulley and rotate on circular slide rail 101.

A top plate 201, a processing assembly 300 and a photoelectric smoke sensing assembly 302 are arranged in the shell 200, the top plate 201 is fixedly connected with the shell 200, and the middle part of the top plate is connected with an output shaft of a motor 301; the processing component 300 is positioned below the top plate 201 and above the photoelectric smoke sensing component 302, wherein the upper part refers to that the processing component 300 is closer to a wall after being installed, and a singlechip, a storage module, a power supply module and a data sending module are mounted on the processing component 300; as shown in fig. 3, the photoelectric smoke sensor assembly 302 includes a labyrinth and a photoelectric smoke sensor installed in the labyrinth, the photoelectric smoke sensor is a sensor commonly used in the prior art and generally includes a light source and a photosensitive element, light emitted by the light source is perpendicular to the photosensitive element, when there is no smoke, the photosensitive element cannot detect light, the light is detected by the photosensitive element through refraction of smoke particles to realize smoke detection, and then it is determined that a fire occurs; the light source and the photosensitive element are both connected with the single chip microcomputer, and the single chip microcomputer drives the alarm when the photosensitive element detects a fire.

The bottom of the shell 200 is designed to be in a boss shape, a plurality of smoke inlets 202 are formed in the boss shape, a camera 303 and a thermosensitive element are fixedly mounted on the outer side of the boss shape, the camera 303 and the thermosensitive element are connected with a single chip microcomputer, the thermosensitive element detects a heat source position when a fire disaster happens, the motor 301 is controlled to rotate, the camera 303 is rotated, then a first fire disaster site is obtained, even if a fire disaster source is obtained, the specific realization means that: the temperature is acquired by the thermosensitive element and compared with a set threshold value, the threshold value is generally normal temperature, after the acquired temperature is higher than the threshold value, the motor 301 rotates to acquire the temperature again and compare with the previous temperature until the position with the highest temperature is detected, the camera 303 is turned on, the camera 303 acquires image information of the direction, the fire scene condition, even the ignition source, can be obtained through the image information, and the camera 303 specifically adopts a miniature wide-angle camera 303; the firemen can analyze the field condition through the image information before entering the fire.

The data transmission module comprises a wired transmission module and a GPRS module in the prior art, the GPRS module is realized by adopting the existing GPRS communication technology, specifically, a GA6-B chip is adopted for realizing, and the data of the GPRS module is transmitted in a downlink manner: maximum 85.6kbps, data uplink transmission: the maximum of 42.8kbps, the fire alarm signal and the image information collected by the camera 303 can be sent to a remote monitoring center through a GPRS module to realize remote fire alarm.

The power module comprises a mains supply part and a lithium battery power supply part, the mains supply part adopts the power supply of the existing design, the lithium battery part comprises a lithium battery and a lithium battery connection voltage stabilizing module, the voltage stabilizing module is connected with the single chip microcomputer to achieve power supply, the lithium battery is installed on the top plate 201, and the lithium battery installation box 211 is arranged on the top plate 201.

The processing assembly 300 is realized by a circuit printed board, a single chip microcomputer, a storage module, a GPRS module and a voltage stabilizing module are further welded on the processing assembly, connecting circuits among the single chip microcomputer, the storage module, the GPRS module and the voltage stabilizing module are printed in the circuit board, the single chip microcomputer adopts an AT89C52 single chip microcomputer, the single chip microcomputer is connected with an audible and visual alarm module, a light source of the audible and visual alarm module is installed AT the bottom of a boss, and the sound source is transmitted out through a smoke inlet 202 and is spread outwards.

The storage module is connected with the single chip microcomputer and used for storing data collected by the camera 303 and the photoelectric smoke sensing component 302, and the storage module can be specifically realized by adopting conventional storage modules such as a memory, a flash memory and the like.

When the intelligent fire disaster monitoring system works, smoke is generated in a fire disaster, a plurality of particles exist in the smoke, the particles enter a labyrinth along with the transmission of the smoke, light in the labyrinth is refracted and is collected by a photosensitive element and sent to a single chip microcomputer, the single chip microcomputer sends an instruction to control a thermosensitive element and a camera 303 to work, the thermosensitive element detects the temperature and then sends the temperature to the single chip microcomputer, the single chip microcomputer controls a motor 301 to rotate, the thermosensitive element collects data again after rotating until a heat source is collected, the camera 303 is opened to obtain graphic information and send the graphic information to a remote monitoring center through a data transmission module, meanwhile, the single chip microcomputer controls an audible and visual alarm 305 to give an alarm after the photosensitive element detects the light, indoor personnel are informed of the fire disaster, the remote monitoring center sends the collected image information and fire disaster signals to a fire fighting end connected with the remote, and then equipped with corresponding personnel and facilities.

This embodiment can also send alarm signal and conflagration image information out through setting up lithium cell and GPRS module under the condition of the disconnected net that causes after the conflagration breaks out or cuts off the power supply.

The above is only the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model should be covered in the protection scope of the present invention.

Claims

1. A novel multifunctional fire alarm comprises a base (100), a shell (200) and a photoelectric smoke detector main body; the method is characterized in that: the middle part of base (100) is installed motor (301), and motor (301) are connected with casing (200), install photoelectric sensing smoke detector main part in casing (200), photoelectric sensing smoke detector main part is including processing component (300) and photoelectric type smoke sensing component (302), processing component (300) include the singlechip and with storage module, audible and visual alarm module and the data transmission module that the singlechip is connected, the singlechip still is connected with camera (303) and heat-sensitive element, on camera (303) and the heat-sensitive element installation casing (200).

2. The novel multifunctional fire alarm of claim 1, wherein: the data transmission module comprises a GPRS module.

3. A novel multifunctional fire alarm device according to claim 1 or 2, characterized in that: the single chip microcomputer is connected with a power module, the power module comprises a lithium battery and a voltage stabilizing module, and the lithium battery, the voltage stabilizing module and the single chip microcomputer are sequentially connected.

4. The novel multifunctional fire alarm of claim 1, wherein: circular track (101) are installed to the bottom of base (100), and the gliding pulley in circular track (101) is installed to the inside wall top of casing (200).