CN214894702U - Composite smoke detector based on image recognition and multi-path laser correlation - Google Patents

Abstract

The utility model discloses a based on image recognition and compound smoke detector of multichannel laser correlation formula relates to fire control technical field. The utility model discloses a receiving terminal can dispose a plurality of transmitting terminals, realizes a little to the multiple spot, limits the concrete receiving terminal and the concrete structure of transmitting terminal to adopt high definition infrared fire detection module to carry out image fire identification and communicate with system management software, and carry out early warning processing algorithm once; the high-definition color fire detection module is responsible for displaying a fire state and a field video in real time and carrying out a secondary early warning image processing algorithm; and an alarm mode that the fire alarm is judged after primary early warning and secondary early warning are both early warning is adopted. The problem of current scheme coaxial requirement height of light path is solved, reduce the site operation degree of difficulty and wiring, realize the scene visual, accomplish three-dimensional cloth and prevent, improve the product reliability.

Description

Composite smoke detector based on image recognition and multi-path laser correlation

Technical Field

The utility model belongs to the technical field of the fire control, especially, relate to a compound smoke detector based on image recognition and multichannel laser correlation formula.

Background

The main principle of the existing fire-fighting products is to adopt the attenuation of optical path signals between an infrared transmitting tube and an infrared receiving tube to judge the current state.

The prior art mainly has the following defects

1: the beam path coaxiality is higher due to the fact that the beam path coaxiality is required to be relatively high;

2: the requirement is a point-to-point design;

3: the field debugging difficulty is high, multiple persons cooperate during debugging, and the wiring is complex;

4: visualization cannot be achieved on site;

5: the three-dimensional defense arrangement can not be realized;

6: the false alarm rate of the product is high.

The present application is an improvement to the above technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound smoke detector of formula is shot to multi-channel laser based on image recognition can dispose a plurality of transmitting terminals through the receiving terminal, realizes a little to the multiple spot, adopts high definition infrared conflagration to survey the module and carries out image fire recognition and communicates with system management software, and carries out early warning processing algorithm once; the high-definition color fire detection module is responsible for displaying a fire state and a field video in real time and carrying out a secondary early warning image processing algorithm; and an alarm mode that the fire alarm is judged after primary early warning and secondary early warning are both early warning is adopted. The problem of current scheme coaxial requirement height of light path is solved, reduce the site operation degree of difficulty and wiring, realize the scene visual, accomplish three-dimensional cloth and prevent, improve the product reliability.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a compound smoke detector based on image recognition and multipath laser correlation, which comprises a transmitting terminal and a receiving terminal, wherein one receiving terminal is provided with a plurality of transmitting terminals;

the transmitting end comprises a shell, a front cover, a first rear cover, a first connecting support, a second connecting support, a Glan head, a power panel and a transmitting plate; the front end of the shell is connected with the front cover, and the rear end of the shell is connected with the first rear cover; the transmitting plate is fixedly connected with the power panel and is arranged in the shell, the transmitting plate is arranged on the first rear cover after being fixed, the first rear cover is also fixedly provided with a Glan head, and the transmitting device also comprises a connecting support, and the connecting support is fixed with the shell; the connecting support comprises a first connecting support and a second connecting support, and the first connecting support is fixedly connected with the second connecting support.

The receiving end comprises a cavity, an expansion plate, a mounting plate, a high-definition infrared fire detection module, a high-definition color fire detection module, a light supplementing lamp plate and a photosensitive resistor; mounting panel, expansion board, the infrared conflagration of high definition is surveyed module, the colored conflagration of high definition and is surveyed module and light filling lamp plate and install at the cavity inboard, photo resistance installs on cavity front side pressure board, the mounting panel is installed at the cavity inboard and is connected with the cavity, installs the expansion board on the mounting panel, and the colored conflagration of high definition is surveyed module and the infrared conflagration of high definition and is surveyed the module and install on the light filling lamp plate.

Furthermore, the transmitting end further comprises a silica gel gasket, an acrylic plate, a first double-through-hole copper stud, a cross-shaped groove pan head bolt with a gasket, a second double-through-hole copper stud, a nylon gasket, a cross-shaped groove countersunk head bolt, a first butterfly bolt, a spring washer, a screw, a hexagon nut, a double-core wire, a glan head nut and a second butterfly bolt; the shell is screwed and connected with the front cover, the acrylic plate is arranged in the front cover, a silica gel gasket is padded on the acrylic plate, and the first rear cover is fixed on the shell by a cross-shaped groove countersunk head bolt; the glan head is fixed on the first rear cover through a glan head nut, a tail wire penetrates through the glan head to be connected with the power panel, a first double-through-hole copper stud is arranged between the emission panel and the power panel, and the emission panel is fixed on a second double-through-hole copper stud through a cross-recessed pan head with a gasket bolt; a second double-through-hole copper stud is fixed on the first rear cover through a cross-shaped groove countersunk head bolt, and the connecting support is fixed with the shell; the connecting support comprises a first connecting support and a second connecting support, and the first connecting support and the second connecting support are fixedly connected with a hexagon nut through a butterfly bolt II; and fixedly connecting the assembled connecting support with the assembled shell by using a butterfly bolt I and a nylon gasket.

Furthermore, the receiving end further comprises a waterproof cable joint, a second rear cover, a stainless steel cross recessed countersunk head screw, front cover glass, a lens cover, a light guide column, a black cross recessed countersunk head screw, a cross recessed pan head cushion screw, a support mounting floor, a sun shade, a cross recessed pan head screw, a photoresistor cap, a film, a knurled copper column and a stainless steel cross countersunk head screw; the high-definition color fire detection module and the high-definition infrared fire detection module are arranged on the light supplementing lamp plate through knurled copper columns, the expansion plate is arranged on the mounting plate through cross recessed pan head screws with pads, and the high-definition color fire detection module and the high-definition infrared fire detection module are connected with the expansion plate through signal lines; the photosensitive resistor is connected with a photosensitive resistor cap for matching, the photosensitive resistor cap is arranged on the pressing plate, and a photosensitive resistor signal wire is connected with the light supplementing lamp plate; the light supplementing lamp panel is arranged on the knurled copper column and fixed by bolts; the mounting plate is mounted on the cavity by stainless steel cross recessed countersunk head screws, and the pressing plate is mounted on the cavity by black cross recessed countersunk head screws; the waterproof cable joint and the rear cover are assembled and are tightly pressed by a joint nut, and the tail wire penetrates through the waterproof cable joint and is connected with the expansion plate; the rear cover is fixed on the cavity by a stainless steel cross countersunk head bolt; the sunshade is fixed on the cavity by cross-slot pan head bolts, and the bracket mounting bottom plate is respectively arranged on the cavity by inner hexagonal cylindrical head bolts; the pad pasting bonds on the pressure board face, and the leaded light post is also installed on the pressure board face.

Further, infrared fire detection module of high definition: the system is responsible for carrying out image fire identification and system management software communication and carrying out a primary early warning processing algorithm; colored fire detection module of high definition: the system is responsible for implementing and displaying a fire state and a field video and carrying out a secondary early warning image processing algorithm; light filling lamp plate: light supplement is carried out on the site at night; a photoresistor: and identifying the night and the day and controlling the working state of the light supplement lamp.

Further, the receiving end laser correlation smoke algorithm:

a) the number of the transmitting terminals is N, and the serial numbers are from 1 to N; corresponding coordinates have N numbers

b) Initializing parameters: sampling period, sampling frequency, number of transmitters;

c) acquiring a picture;

d) acquiring image initialization brightness values of transmitters with different serial numbers;

e) reading imaging coordinates of emitters with different serial numbers in an image;

f) calculating the coordinate brightness values of different emitters and storing the coordinate brightness values into an array DataN [ ];

g) calculating the difference between the coordinate brightness values of different emitters and the initialized brightness value, and storing the difference into an array ABSN [ ];

h) calculating the standard variance of the ABSN [ ] elements;

i) calculating the attenuation rate of the ABSN [ ] element and the initialization value;

j) judging that the calculated standard variance and the attenuation rate simultaneously meet the alarm condition, and determining the corresponding transmitting point as a fire alarm;

k) any one fire alarm in the No. 1 to No. N emitters is a fire alarm;

l) pushing the fire alarm information to a secondary early warning algorithm, and starting a secondary early warning mechanism.

Furthermore, the receiving end image recognition smoke algorithm mainly comprises the following algorithm function modules: the algorithm starts a state confirmation module class, a suspicious target separation and positioning module class, a target tracking and updating module class and a target characteristic value extraction and identification module class.

Further, the algorithm starts the state validation module class: according to the system requirements, after the laser correlation smoke algorithm of the receiver carries out identification alarm, a secondary smoke detection algorithm, namely an image smoke identification algorithm, is started; the group of module algorithm functions are mainly as follows: firstly, an alarm signal transmitted by the system and the current illumination environment are confirmed, when the ambient illumination is too low, the infrared auxiliary lighting system needs to be started, a cycle detection mechanism is adopted, and when the ambient background illumination and the video image input quality are detected to meet the identification requirement of a subsequent detection algorithm, a subsequent identification process is started.

Suspicious target separation and location module class: the method is characterized in that the smoke target has the characteristics of high homogeneity and slow movement speed and is used as basic classification characteristics of the suspicious smoke target, the ROI of the suspicious smoke target area is segmented for subsequent further characteristic identification, the suspicious smoke target can be preliminarily framed through the algorithm modules, the suspicious smoke target area is provided for monitoring personnel to watch, and the target area is used as a subsequent target tracking initial position.

Target tracking and updating module class: and continuously tracking and calculating the suspicious smoke target area, updating the growth and spreading directions of the circumscribed rectangular frame of the suspicious smoke target in time, and recording the corresponding target motion mode while tracking for subsequent feature identification.

Extracting and identifying module class of target characteristic value: the method comprises the steps of extracting characteristic values of suspicious smoke targets which are continuously tracked, analyzing the movement and spreading modes of the suspicious smoke targets, judging whether the suspicious smoke targets meet the growth movement rule of fire smoke, filtering general interferents, finally giving out whether the current suspicious targets are smoke targets through the algorithm module, framing the determined smoke targets by using external rectangular frames with colors different from the suspicious targets, and providing the framed smoke targets for monitoring personnel to watch and confirm.

The utility model discloses following beneficial effect has:

(1) the coaxial line of the light path is low in requirement and can be controlled within a certain range;

(2) may be used for a point-to-multipoint design scheme;

(3) the field debugging difficulty is low, one person can cooperate, and the wiring is simple and reliable by adopting a network;

(4) an image type detection non-sensor mode is adopted, and all-weather visualization is realized;

(5) the optical axes can be different, and have a certain angle difference, so that three-dimensional defense arrangement is realized;

(6) the false alarm rate is low.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of a transmitting end;

FIG. 2 is a front view of the transmitting end;

FIG. 3 is a schematic view of A-A of FIG. 2;

FIG. 4 is a left side view of the transmitting end;

FIG. 5 is a top view of the emitter tip;

FIG. 6 is a top view of a receiving end;

FIG. 7 is a front view of the receiving end;

FIG. 8 is a schematic view of A-A of FIG. 7;

FIG. 9 is a left side view of the receiving end;

FIG. 10 is a schematic view of B-B of FIG. 9;

FIG. 11 is a flow chart of a receiver laser correlation smoke algorithm;

FIG. 12 is a flow chart of a receiver image recognition smoke algorithm;

in the drawings: the device comprises a shell 1, a front cover 2, a silica gel gasket 3, an acrylic plate 4, a first rear cover 5, a double-through-hole copper stud I6, a cross-shaped groove coiled head bolt 7, a connecting support I8, a connecting support II 9, a Glan head 10, a double-through-hole copper stud II 11, a nylon gasket 12, a cross-shaped groove countersunk head bolt 13, a butterfly bolt I14, a spring washer 15, a screw 16, a hexagon nut 17, a double-core wire 18, a power panel 19, a Glan head nut 20, a transmitting panel 21 and a butterfly bolt II 22; the device comprises a waterproof cable joint 1-1, a second rear cover 1-2, stainless steel cross recessed countersunk head screws 1-3, a cavity 1-4, an expansion plate 1-5, a mounting plate 1-6, front cover glass 1-7, a lens cover 1-8, a light guide column 1-9, black cross recessed countersunk head screws 1-10, cross recessed pan head cushion screws 1-11, a support mounting floor 1-12, a sun shade 1-13, cross recessed pan head screws 1-14, a high-definition color fire detection module 1-15, a high-definition infrared fire detection module 1-16, a photoresistor cap 1-17, a pasting film 1-18, a light filling lamp panel 1-19, a knurled copper column 1-20, stainless steel cross countersunk head screws 1-21 and photoresistors 1-22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The principle of the technical scheme is as follows: the scheme is divided into two parts, namely a transmitter and a receiver, wherein the transmitter and the receiver are arranged in a monitored space range, smoke is generated in the monitored space range when a fire disaster occurs, the brightness of a receiving end is changed when a light beam emitted by the transmitter is shielded by the smoke, so that the smoke detection is realized to perform primary early warning, secondary early warning is emitted after the primary early warning, an image recognition algorithm is adopted, and the fire alarm is judged only after the primary early warning and the secondary early warning;

the receiver adopts a black and white CCD camera as a signal receiving unit for primary early warning, and a CPU (central processing unit) is arranged in the front end of the receiver for carrying out algorithm processing on the received signals; the secondary early warning adopts a color CCD camera as a signal receiving unit, a CPU is arranged in the front end of the secondary early warning to perform an image recognition processing algorithm, and the secondary early warning has a day and night switching function;

the alarm signal and the video signal are transmitted to the system management host through the network, so that the functions of equipment management and site visualization are realized.

As shown in figures 1-5: and (4) transmitting end scheme. The transmitting end adopts a 24V or 12V power supply for power supply, and the constant current source drives an infrared LED with the wavelength of 940nm to serve as a transmitter.

The mechanical structure is as follows: the transmitting end comprises a shell 1, a front cover 2, a silica gel gasket 3, an acrylic plate 4, a first rear cover 5, a double-through-hole copper stud I6, a cross-shaped groove pan head gasket bolt 7, a connecting support I8, a connecting support II 9, a Glan head 10, a double-through-hole copper stud II 11, a nylon gasket 12, a cross-shaped groove countersunk head bolt 13, a butterfly bolt I14, a spring washer 15, a screw 16, a hexagon nut 17, a double-core wire 18, a power panel 19, a Glan head nut 20, a transmitting plate 21 and a butterfly bolt II 22; the shell 1 is screwed and connected with the front cover 2, the acrylic plate 4 is arranged in the front cover 2 and is padded with a silica gel gasket 3, and the first rear cover 5 is fixed on the shell 1 by a cross-shaped groove countersunk head bolt 13; the glan head 10 is fixed on the first rear cover 5 through a glan head nut 20, a tail wire penetrates through the glan head 10 to be connected with the power panel 19, a double-through-hole copper stud I6 is arranged between the emission panel 21 and the power panel 19, and the emission panel 21 is fixed on a double-through-hole copper stud II 11 through a cross-recessed coiled head cushion bolt 7; a second double-through-hole copper stud 11 is fixed on the first rear cover 5 through a cross-shaped groove countersunk head bolt 13, and the connecting support is fixed with the shell; the connecting support comprises a first connecting support 8 and a second connecting support 9, and the first connecting support 8 and the second connecting support 9 are fixedly connected with the hexagon nut 17 through a second butterfly bolt 22; and fixedly connecting the assembled connecting support with the assembled shell 1 by using a butterfly bolt I14 and a nylon gasket 12.

The transmitting plate is an LED lamp panel, 100mA paster lamp beads are used, and 940nm infrared lamp beads are used as laser emission sources.

The power panel is an LED constant current circuit which adopts a constant current source driving circuit, the current can be adjusted by using a resistor, and the light-emitting brightness is adjusted at different distances.

As shown in figures 6-10: (2) and (4) receiving the end scheme.

The mechanical structure is as follows: the receiving end comprises a waterproof cable joint 1-1, a second rear cover 1-2, a stainless steel cross recessed countersunk head screw 1-3, a cavity 1-4, an expansion plate 1-5, a mounting plate 1-6, front cover glass 1-7, a lens cover 1-8, a light guide column 1-9, a black cross recessed countersunk head screw 1-10 and a cross recessed pan head cushion screw 1-11, the device comprises 1-12 parts of a support mounting floor, 1-13 parts of a sun shade, 1-14 parts of cross groove pan head screws, 1-15 parts of a high-definition color fire detection module, 1-16 parts of a high-definition infrared fire detection module, 1-17 parts of a photoresistor cap, 1-18 parts of a film, 1-19 parts of a light supplementing lamp panel, 1-20 parts of a knurled copper column, 1-21 parts of stainless steel cross countersunk head screws and 1-22 parts of photoresistors.

The high-definition color fire detection modules 1-15 and the high-definition infrared fire detection modules 1-16 are arranged on the light supplement lamp panels 1-19 through knurled copper columns 1-20; the expansion board 1-5 is arranged on the mounting board 1-6 through bolts with pads 1-11, and the high-definition color fire detection module 1-15 and the high-definition infrared fire detection module 1-16 are connected with the expansion board 1-5 through signal lines; assembling photosensitive resistors 1-22 and photosensitive resistor caps 1-17, then installing the photosensitive resistor caps 1-17 on a pressing plate, and connecting photosensitive resistor signal lines with light supplementing lamp plates 1-19; the method comprises the following steps of adhering front cover glass 1-7 to a pressing plate by using organic sealant, adhering a lens cover 1-8 to the front cover glass 1-7 by using glue, installing an outer hexagonal copper stud on the pressing plate, installing a light supplementing lamp plate 1-19 on the copper stud, and fixing by using M3X4 bolts; the mounting plate 1-6 is mounted on the cavity 1-4 by a stainless steel cross recessed countersunk head bolt 1-3, and the pressure plate is mounted on the cavity 1-4 by a black cross recessed countersunk head bolt 1-10; the waterproof cable joint 1 is assembled with the rear cover and is compressed by a joint nut, and the tail wire 24 penetrates through the waterproof cable joint and is connected with the expansion plate 5; the second rear cover 1-2 is fixed on the cavity 1-4 by a stainless steel cross countersunk head bolt 1-3 to lock the waterproof cable joint 1-1; the sun shade is respectively arranged on the cavities 1-4 by cross-slot pan head bolts 1-14 and a bracket mounting bottom plate by inner hexagonal cylindrical head bolts; the adhesive film 1-18 is adhered to the press plate surface 1-23, and the light guide column 1-9 is pressed on the press plate surface.

Infrared conflagration of high definition surveys module: and the system is responsible for carrying out image fire identification and communication with system management software, and carrying out a primary early warning processing algorithm.

Colored fire detection module of high definition: and the system is responsible for displaying the fire state and the field video in real time and carrying out a secondary early warning image processing algorithm.

Light filling lamp plate: light supplement is carried out on the site at night, and light supplement is carried out by adopting an 850nm infrared LED.

A photoresistor: the light supplement lamp is used for identifying at night and in the daytime and is used for controlling the working state of the light supplement lamp.

Receiver laser correlation smoke algorithm, fig. 11. Wherein the content of the first and second substances,

m) the number of the emitters is N, and the number is from 1 to N; corresponding coordinates have N numbers

n) initialization parameters: sampling period, sampling frequency, number of transmitters;

o) picture acquisition;

p) acquiring image initialization brightness values of transmitters with different serial numbers;

q) reading imaging coordinates of emitters with different serial numbers in an image;

r) calculating the brightness values of different emitters and storing the brightness values into an array DataN [ ];

s) calculating the difference between the coordinate brightness values of different emitters and the initialized brightness value, and storing the difference in an array ABSN [ ];

t) standard variance calculation for ABSN [ ] elements

u) attenuation Rate calculation for ABSN [ ] elements and initialization values

v) judging that the corresponding emission point is a fire alarm if the calculated standard variance and the attenuation rate simultaneously meet the alarm condition

w) for any one of the No. 1 to No. N transmitters, the fire alarm is the fire alarm

And pushing the fire alarm information to a secondary early warning algorithm, and starting a secondary early warning mechanism.

The receiver image recognition smoke algorithm, as shown in fig. 12, where Wt is the preset time interval of the algorithm and Prot is the time consumed for image processing.

The design idea of the algorithm is that according to the design requirement of the algorithm, the infrared night vision smoke detection algorithm mainly comprises the following algorithm functional modules:

1. algorithm startup status validation module class

According to the system requirements, after the receiver laser correlation smoke algorithm carries out identification alarm, a secondary smoke detection algorithm (image smoke identification algorithm) should be started at the moment. Therefore, the group of module algorithms mainly has the functions of: firstly, the alarm signal transmitted by the system and the current illumination environment are confirmed. When the ambient illumination is too low, the infrared auxiliary lighting system needs to be started, a circulating detection mechanism is adopted, and when the ambient background illumination and the video image input quality are detected to meet the identification requirement of a subsequent detection algorithm, a subsequent identification process is started.

2. Suspicious object separation and localization module class

The group of algorithm modules mainly has the functions as follows: the characteristics of high homogeneity and slow movement speed of the smoke target are adopted as the basic classification characteristics of the suspicious smoke target. And segmenting the suspicious smoke target region ROI for subsequent further feature identification. The suspicious target can be preliminarily framed by the algorithm modules for being provided for monitoring personnel to watch, and the target area is used as a subsequent target tracking initial position.

3. Object tracking and updating module class

The group of algorithm functions mainly comprise: and continuously tracking and calculating the suspicious smoke target area. The method is used for updating the growth and spreading directions of the circumscribed rectangular frame of the suspicious smoke target in time, recording the corresponding target motion mode while tracking, and being used for subsequent feature recognition.

4. Target characteristic value extraction and identification module class

The group of algorithm functions mainly comprise: and extracting characteristic values of the suspicious smoke targets which are continuously tracked, analyzing the motion and spread modes of the suspicious smoke targets to judge whether the suspicious smoke targets meet the growth motion rule of fire smoke, and filtering general interferents. And finally, whether the current suspicious target is a smoke target or not is given through the algorithm module, and the determined smoke target is framed by using a circumscribed rectangular frame with a color different from that of the suspicious target. And the information is provided for monitoring personnel to watch and confirm.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (4)

1. A composite smoke detector based on image recognition and multi-path laser correlation is characterized by comprising a transmitting end and a receiving end, wherein one receiving end is provided with a plurality of transmitting ends;

the transmitting end comprises a shell (1), a front cover (2), a first rear cover (5), a first connecting support (8), a second connecting support (9), a Glan head (10), a power panel (19) and a transmitting panel (21); the front end of the shell (1) is connected with the front cover (2), and the rear end of the shell is connected with the first rear cover (5); the transmitting plate (21) is fixedly connected with the power panel (19) and is arranged in the shell (1), the transmitting plate is arranged on the first rear cover (5) after being fixed, the first rear cover (5) is also fixedly provided with a Glan head (10), and the transmitting device further comprises a connecting support, and the connecting support is fixed with the shell (1); the connecting support comprises a first connecting support (8) and a second connecting support (9), and the first connecting support (8) is fixedly connected with the second connecting support (9);

the receiving end comprises a cavity (1-4), an expansion plate (1-5), a mounting plate (1-6), a high-definition infrared fire detection module (1-16), a high-definition color fire detection module (1-15), a light supplementing lamp plate (1-19) and a photosensitive resistor (1-22); install at cavity (1-4) inboardly mounting panel (1-6), expansion board (1-5), the infrared conflagration of high definition detection module (1-16), the colored conflagration of high definition surveys module (1-15) and light filling lamp plate (1-19), install on cavity (1-4) front side pressure board photo resistance (1-22), mounting panel (1-6) are installed and are connected at cavity (1-4) inboard and with cavity (1-4), install expansion board (1-5) on mounting panel (1-6), and the colored conflagration of high definition is surveyed module (1-15) and the infrared conflagration of high definition and is surveyed module (1-16) and install on light filling lamp plate (1-19).

2. The composite smoke detector based on image recognition and multi-path laser correlation is characterized in that the transmitting end further comprises a silica gel gasket (3), an acrylic plate (4), a first double-through-hole copper stud (6), a cross-recessed pan head bolt with a gasket (7), a second double-through-hole copper stud (11), a nylon gasket (12), a cross-recessed countersunk head bolt (13), a first butterfly bolt (14), a spring washer (15), a screw (16), a hexagon nut (17), a double-core wire (18), a gland nut (20) and a second butterfly bolt (22); the shell (1) is screwed with the front cover (2), the acrylic plate (4) is arranged in the front cover (2) and is padded with a silica gel gasket (3), and the first rear cover (5) is fixed on the shell (1) by a cross-shaped groove countersunk head bolt (13); the glan head (10) is fixed on the first rear cover (5) through a glan head nut (20), a tail wire penetrates through the glan head (10) to be connected with a power panel (19), a double-through-hole copper stud I (6) is arranged between the emission panel (21) and the power panel (19), and the emission panel (21) is fixed on a double-through-hole copper stud II (11) through a cross-recessed coiled head gasket bolt (7); a second double-through-hole copper stud (11) is fixed on the first rear cover (5) through a cross-shaped groove countersunk head bolt (13), and the connecting support is fixed with the shell; the connecting support comprises a first connecting support (8) and a second connecting support (9), and the first connecting support (8) and the second connecting support (9) are fixedly connected with a hexagon nut (17) through a second butterfly bolt (22); and fixedly connecting the assembled connecting support with the assembled shell (1) by using a butterfly bolt I (14) and a nylon gasket (12).

3. The composite smoke detector based on image recognition and multi-path laser correlation is characterized in that the receiving end further comprises a waterproof cable joint (1-1), a second rear cover (1-2), a stainless steel cross recessed countersunk head screw (1-3), front cover glass (1-7), a lens cover (1-8), a light guide column (1-9), a black cross recessed countersunk head screw (1-10), a cross recessed pan head cushion screw (1-11), a support mounting base plate (1-12), a sun shade (1-13), a cross recessed pan head screw (1-14), a photoresistor cap (1-17), a film pasting (1-18), a knurled copper column (1-20) and a stainless steel cross recessed head screw (1-21); the high-definition colored fire detection module (1-15) and the high-definition infrared fire detection module (1-16) are arranged on the light supplement lamp panel (1-19) through knurled copper columns (1-20), the expansion plate (1-5) is arranged on the mounting plate (1-6) through cross recessed pan head cushion screws (1-11), and the high-definition colored fire detection module (1-15) and the high-definition infrared fire detection module (1-16) are connected with the expansion plate (1-5) through signal lines; the photosensitive resistors (1-22) are connected with photosensitive resistor caps (1-17) to be matched, the photosensitive resistor caps (1-17) are arranged on the pressing plate, and the photosensitive resistor signal lines are connected with the light supplementing lamp plates (1-19); front cover glass (1-7) is bonded on the pressing plate, the lens cover (1-8) is bonded on the front cover glass (1-7), the outer hexagonal copper stud is installed on the pressing plate, and the light supplementing lamp plate (1-19) is installed on the knurled copper column (1-20) and fixed through bolts; the mounting plate (1-6) is mounted on the cavity (1-4) by stainless steel cross recessed countersunk head screws (1-3), and the pressure plate is mounted on the cavity (1-4) by black cross recessed countersunk head screws (1-10); the waterproof cable joint (1-1) and the second rear cover (1-2) are assembled and tightly pressed by a joint nut, and a tail wire penetrates through the waterproof cable joint and is connected with the expansion board (1-5); the second rear cover (1-2) is fixed on the cavity (1-4) by stainless steel cross recessed countersunk head screws (1-3); the sunshade cover (1-13) is fixed on the cavity (1-4) by cross-recessed pan head screws (1-14), and the bracket mounting base plate (1-12) is respectively arranged on the cavity (1-4) by inner hexagonal cylindrical head bolts; the adhesive film (1-18) is adhered to the surface of the pressing plate, and the light guide column (1-9) is also arranged on the surface of the pressing plate.

4. The composite smoke detector based on image recognition and multi-path laser correlation is characterized in that the high-definition infrared fire detection modules (1-16): the system is responsible for carrying out image fire identification and system management software communication and carrying out a primary early warning processing algorithm; high-definition color fire detection module (1-15): the system is responsible for implementing and displaying a fire state and a field video and carrying out a secondary early warning image processing algorithm; light supplement lamp panel (1-19): light supplement is carried out on the site at night; photoresistors (1-22): and identifying the night and the day and controlling the working state of the light supplement lamp.

Images