CN112013250A - Indoor fire alarm combining infrared and video analysis technologies - Google Patents
Indoor fire alarm combining infrared and video analysis technologies Download PDFInfo
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- CN112013250A CN112013250A CN202010669400.7A CN202010669400A CN112013250A CN 112013250 A CN112013250 A CN 112013250A CN 202010669400 A CN202010669400 A CN 202010669400A CN 112013250 A CN112013250 A CN 112013250A
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- 238000004458 analytical method Methods 0.000 title claims abstract description 33
- 238000005516 engineering process Methods 0.000 title claims abstract description 22
- 238000010079 rubber tapping Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 10
- 230000001960 triggered effect Effects 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 6
- 238000010191 image analysis Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 201000004569 Blindness Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
- F16M11/14—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction with ball-joint
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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- General Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
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- Mechanical Engineering (AREA)
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- Fire-Detection Mechanisms (AREA)
Abstract
The invention discloses an indoor fire alarm combining infrared and video analysis technologies, which comprises a fire alarm assembly, wherein the top of the fire alarm assembly is fixedly provided with an alarm base assembly through self-tapping screws, the bottom of the fire alarm assembly is fixedly provided with an infrared camera assembly in an embracing way, when the infrared camera assembly and the fire alarm assembly are installed and used, a ball body for installing a ball head is inserted into a groove body of a embracing ball groove, plate bodies of three arc-shaped inner embracing plates tightly embrace and fix the ball body for installing the ball head, plate bodies of three arc-shaped outer embracing plates tightly embrace and fix the plate bodies of the three arc-shaped inner embracing plates, the ball body for installing the ball head overcomes the embracing force between the three arc-shaped inner embracing plates and the three arc-shaped outer embracing plates through external force and moves in the embracing ball groove in all directions, when the fire alarm assembly is installed and used, a mounting hole is reserved at the position to be, the mounting screw is screwed to expand the sheet bodies of the two arc-shaped elastic sheets in the reserved mounting hole.
Description
Technical Field
The invention belongs to the technical field of fire alarm devices, and particularly relates to an indoor fire alarm device combining infrared and video analysis technologies.
Background
In recent years, with the improvement of the living standard of people, the family automation and electrification are continuously popularized, and fire, electricity and gas are very common, however, the fire safety awareness of residents is not synchronously improved along with the modernization of families, and the lack of fire prevention knowledge by family members is worried about, so that fire accidents caused by the fact that high-power electrical appliances are increased by disorder of wires and blindness and the fire gas is used carelessly frequently occur, and some fire alarms in the current market have the hidden troubles of misinformation and missing report, and are not perfect.
The prior art has the following problems: the indoor fire alarm capable of combining the infrared image analysis technology and the video analysis technology is lacked, and the requirements of people cannot be well met.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides an indoor fire alarm combining infrared and video analysis technologies, which has the characteristics of convenience in installation, adjustment and strong functions.
In order to achieve the purpose, the invention provides the following technical scheme: an indoor fire alarm combining infrared and video analysis technologies comprises a fire alarm assembly, wherein an alarm base assembly is fixedly arranged at the top of the fire alarm assembly through a self-tapping screw, and an infrared camera assembly is fixedly arranged at the bottom of the fire alarm assembly in an encircling manner;
the fire alarm assembly comprises a fire alarm shell, an alarm lamp and an alarm bell are fixedly arranged on the edge shell of the fire alarm shell, a first line extending hole is formed in the shell of the bottom end face of the fire alarm shell, three arc-shaped inner holding plates are symmetrically distributed and fixedly arranged on the shell of the bottom end face of the fire alarm shell, three arc-shaped outer holding plates are arranged outside the three arc-shaped inner holding plates in a holding manner, plate bodies of the three arc-shaped outer holding plates tightly hold and fix plate bodies of the three arc-shaped inner holding plates, and holding ball grooves are formed among the plate bodies of the three arc-shaped inner holding plates;
the infrared camera component comprises an infrared camera body, the top of the infrared camera body is fixedly provided with a mounting bulb through a connecting rod, and a second line extending hole is formed in the mounting bulb and the connecting rod in a penetrating mode;
the alarm base assembly comprises an alarm base disc, one end of the alarm base disc is fixedly provided with a fixed lug plate, two arc-shaped elastic sheets are symmetrically and fixedly distributed on a plate body on the upper end surface of the fixed lug plate, the tops of the two arc-shaped elastic sheets are fixedly provided with an internal thread limiting ring disc, the fixed lug plate is in threaded connection with an installation screw rod, and a rod body at the top of the installation screw rod is in threaded connection with a disc body of the internal thread limiting ring disc;
when the infrared camera assembly and the fire alarm assembly are installed and used, the ball body for installing the ball head is inserted into the groove body of the embracing ball groove, the plate bodies of the three arc-shaped inner embracing plates tightly embrace and fix the ball body for installing the ball head, the plate bodies of the three arc-shaped outer embracing plates tightly embrace and fix the plate bodies of the three arc-shaped inner embracing plates, and the ball body for installing the ball head overcomes the embracing force between the three arc-shaped inner embracing plates and the three arc-shaped outer embracing plates through external force to move in all directions in the embracing ball groove;
when the mounting screw rod moves up on the threads of the fixed lug plate, the threads of the plate body of the internal thread limiting ring plate move down on the rod body of the mounting screw rod and are close to the plate body of the fixed lug plate, and the plate bodies of the two arc-shaped elastic pieces are expanded.
Preferably, the fire alarm shell is internally provided with a core device single chip microcomputer, a power supply, a control circuit, a wireless transmitter and a wireless receiver, wherein the power supply is electrically connected with the control circuit, and the wireless transmitter and the wireless receiver are respectively and wirelessly connected with the background computer and are electrically connected with the control circuit.
Preferably, the alarm lamp and the alarm bell are triggered by an internal control circuit, the background computer is characterized in that technical analysis is carried out, signals are wirelessly received and transmitted, and a power supply and a control circuit of the infrared camera assembly are arranged inside the shell of the fire alarm and are electrically connected with the internal control circuit of the fire alarm.
Preferably, a wireless transmitter in the fire alarm assembly processes and converts a signal into a signal through a single chip microcomputer integrated circuit and transmits the signal to a background computer, and the background computer wirelessly transmits an analysis result into the fire alarm assembly.
Preferably, when the power supply is switched on, according to the operation processes of the existing thermal infrared imager technology system and video detection technology system, the characteristics of the fire alarm assembly during working are analyzed, the infrared camera assembly is utilized to synchronously realize infrared temperature measurement and video acquisition and collect information, a wireless transmitter is arranged in the fire alarm assembly, output signals are processed through a single chip microcomputer or a fixed coding integrated circuit and converted into digital signals, the digital signals are transmitted to a background computer through the wireless transmitter, the digital signals are transmitted to a wireless receiver in the fire alarm assembly after technical analysis is carried out, and an alarm lamp and an alarm bell are controlled and triggered to work through an internal control circuit.
Compared with the prior art, the invention has the beneficial effects that: when the infrared camera assembly and the fire alarm assembly are installed and used, the ball body of the installation ball head is inserted into the groove body of the holding ball groove, the plate bodies of the three arc-shaped inner holding plates tightly hold and fix the ball body of the installation ball head, and the plate bodies of the three arc-shaped outer holding plates tightly hold and fix the plate bodies of the three arc-shaped inner holding plates, so that the infrared camera assembly and the fire alarm assembly can be conveniently disassembled and assembled, the ball body of the installation ball head overcomes the holding force between the three arc-shaped inner holding plates and the three arc-shaped outer holding plates through external force and can move in all directions in the holding ball groove, the monitoring angle and the position of the infrared camera assembly during use can be conveniently adjusted through the mode, the alarm base assembly is fixedly arranged at the top of the fire alarm assembly through self-tapping screws, and when the screw rod is installed on the alarm base assembly and moves upwards on the thread of the fixing, the plate body of the internal thread limit ring plate moves downwards in a thread way on the rod body of the mounting screw rod and is close to the plate body of the fixed lug plate, the plate bodies of the two arc-shaped elastic sheets are expanded, when the fire alarm assembly is mounted and used, a mounting hole is reserved at the position to be mounted, the plate bodies of the two arc-shaped elastic sheets are expanded in the reserved mounting hole by screwing the mounting screw rod, so that the mounting of the fire alarm assembly during use is realized, the disassembly during idling and damage is also convenient, the fire alarm assembly can be mounted in a gap or a gap by the mounting mode, the early punching operation is avoided, when the fire alarm assembly is used, the infrared camera assembly is used for synchronously realizing infrared temperature measurement and video acquisition and collecting information, a wireless transmitter is arranged in the fire alarm assembly, and output signals are processed by a single chip microcomputer or a fixed coding integrated circuit and converted into digital signals, the fire alarm component of the infrared camera component greatly reduces the possibility of misjudgment on indoor fire, immediately warns the indoor fire and reduces the probability of fire occurrence, has higher functionality and can better meet the requirements of people, simultaneously combines the infrared image analysis technology and the video analysis technology, carries out the overall process of ignition, fire behavior judgment and monitoring the indoor fire by the video analysis technology on the infrared image collected by the infrared camera component, and neutralizes the respective defects of infrared detection and video analysis, thereby leading the product to have greater superiority and exerting the respective advantages of the infrared detection and the video analysis, have higher indoor fire detection and flame location rate of accuracy, can realize unmanned on duty uninterrupted duty, the video information to video collector collection carries out analysis processes automatically, in time discover in the monitoring area conflagration unusual, infrared detection technique utilizes hot infrared ray, do not receive electromagnetic interference, so the testing result is more accurate, and infrared wavelength is very long, detection range is big, the range of action is far away, the coverage area is big, be applicable to various house types and family, can satisfy the demand of different grade type householders basically.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view from another perspective of the present invention;
FIG. 3 is a perspective view of the fire alarm assembly of the present invention;
FIG. 4 is a perspective view of an infrared camera assembly of the present invention;
FIG. 5 is a perspective view of the alarm base assembly of the present invention;
in the figure: 1. a fire alarm assembly; 101. a fire alarm housing; 102. an alarm light; 103. an alarm bell; 104. a first line extension hole; 105. an arc-shaped inner plywood; 106. the arc-shaped outer holding plywood; 107. a cohesive ball groove; 2. an infrared camera assembly; 201. an infrared camera body; 202. a connecting rod; 203. installing a ball head; 204. a second line extension hole; 3. an alarm base assembly; 301. an alarm base plate; 302. fixing the ear plate; 303. installing a screw rod; 304. an arc-shaped elastic sheet; 305. an internal thread limit ring disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: an indoor fire alarm combining infrared and video analysis technologies comprises a fire alarm assembly 1, wherein an alarm base assembly 3 is fixedly arranged at the top of the fire alarm assembly 1 through self-tapping screws, and an infrared camera assembly 2 is fixedly arranged at the bottom of the fire alarm assembly 1 in an embracing manner;
the fire alarm assembly 1 comprises a fire alarm shell 101, an alarm lamp 102 and an alarm bell 103 are fixedly arranged on the edge shell of the fire alarm shell 101, a first line extending hole 104 is formed in the shell of the bottom end face of the fire alarm shell 101, three arc-shaped inner locking plates 105 are symmetrically and fixedly arranged on the shell of the bottom end face of the fire alarm shell 101, three arc-shaped outer locking plates 106 are arranged outside the three arc-shaped inner locking plates 105 in a locking manner, the plate bodies of the three arc-shaped outer locking plates 106 tightly lock and fix the plate bodies of the three arc-shaped inner locking plates 105, and locking ball grooves 107 are formed among the plate bodies of the three arc-shaped inner locking plates 105;
the infrared camera component 2 comprises an infrared camera body 201, the top of the infrared camera body 201 is fixedly provided with a mounting bulb 203 through a connecting rod 202, and a second line extending hole 204 is formed in the mounting bulb 203 and the connecting rod 202 in a penetrating manner;
the alarm base assembly 3 comprises an alarm base disc 301, one end of the alarm base disc 301 is fixedly provided with a fixed lug plate 302, two arc-shaped elastic sheets 304 are symmetrically distributed and fixedly arranged on a plate body on the upper end surface of the fixed lug plate 302, the tops of the two arc-shaped elastic sheets 304 are fixedly provided with an internal thread limiting ring disc 305, the fixed lug plate 302 is in threaded connection with an installation screw 303, and a top rod body of the installation screw 303 is in threaded connection with a disc body of the internal thread limiting ring disc 305;
when the infrared camera assembly 2 and the fire alarm assembly 1 are installed and used, the ball body for installing the ball head 203 is inserted into the groove body of the embracing ball groove 107, the plate bodies of the three arc-shaped inner embracing plates 105 tightly embrace and fix the ball body for installing the ball head 203, the plate bodies of the three arc-shaped outer embracing plates 106 tightly embrace and fix the plate bodies of the three arc-shaped inner embracing plates 105, and the ball body for installing the ball head 203 overcomes the embracing force between the three arc-shaped inner embracing plates 105 and the three arc-shaped outer embracing plates 106 through external force to move in all directions in the embracing ball groove 107;
when the mounting screw 303 moves up on the threads of the fixed ear plate 302, the body of the internal thread limit ring 305 moves down on the body of the mounting screw 303 and approaches the body of the fixed ear plate 302, and the bodies of the two arc-shaped elastic pieces 304 expand.
In this embodiment, preferably, a core device single chip microcomputer, a power supply and control circuit, and a wireless transmitter and a wireless receiver are arranged inside the fire alarm housing 101, the power supply is electrically connected with the control circuit, and the wireless transmitter and the wireless receiver are respectively wirelessly connected with the background computer and electrically connected with the control circuit.
In this embodiment, preferably, the alarm lamp 102 and the alarm bell 103 are triggered by an internal control circuit, the background computer is characterized by performing technical analysis and wirelessly receiving and transmitting signals, and the power supply and the control circuit of the infrared camera assembly 2 are arranged inside the fire alarm housing 101 and electrically connected with the internal control circuit of the fire alarm assembly 1.
In this embodiment, preferably, the wireless transmitter in the fire alarm assembly 1 processes and converts the signal into a signal through the single chip integrated circuit, and transmits the signal to the background computer, and the background computer wirelessly transmits the analysis result to the fire alarm assembly 1.
In this embodiment, preferably, in a state where the power is turned on, according to an operation process of an existing thermal infrared imager technology system and an existing video detection technology system, characteristics of the operation are analyzed, infrared temperature measurement and video acquisition are synchronously achieved by using the infrared camera assembly 2, information is collected, a wireless transmitter is arranged inside the fire alarm assembly 1, an output signal is processed by a single chip microcomputer or a fixed coding integrated circuit, the output signal is converted into a digital signal, the digital signal is transmitted to a background computer by the wireless transmitter, the digital signal is transmitted to a wireless receiver in the fire alarm assembly 1 after technical analysis, and the operation of the alarm lamp 102 and the alarm bell 103 is controlled and triggered by an internal control circuit.
The working principle and the using process of the invention are as follows: when the infrared camera component 2 and the fire alarm component 1 are installed and used, a ball body of the installation ball head 203 is inserted into a groove body of the embracing ball groove 107, plate bodies of the three arc-shaped inner embracing plates 105 tightly embrace and fix the ball body of the installation ball head 203, plate bodies of the three arc-shaped outer embracing plates 106 tightly embrace and fix the plate bodies of the three arc-shaped inner embracing plates 105, through the mode, the assembly and disassembly between the infrared camera component 2 and the fire alarm component 1 are convenient, the ball body of the installation ball head 203 overcomes the embracing force between the three arc-shaped inner embracing plates 105 and the three arc-shaped outer embracing plates 106 through external force to move in all directions in the embracing ball groove 107, through the mode, the monitoring angle and the position when the infrared camera component 2 is used are convenient to adjust, the alarm base component 3 is fixedly arranged at the top of the fire alarm component 1 through self-tapping screws, when a screw 303 arranged on the alarm base component 3 is upwards moved on a thread on, the plate body of the internal thread limit ring plate 305 moves downwards on the rod body of the mounting screw 303 in a thread way and is close to the plate body of the fixed lug plate 302, the plate bodies of the two arc-shaped elastic sheets 304 are expanded, when the fire alarm assembly 1 is mounted and used, a mounting hole is reserved at the position to be mounted, the plate bodies of the two arc-shaped elastic sheets 304 are expanded and expanded in the reserved mounting hole by screwing the mounting screw 303, so that the fire alarm assembly 1 is mounted and dismounted conveniently when being idle and damaged, the fire alarm assembly 1 can be mounted in a gap or a gap by the mounting mode, the previous punching operation is avoided, when the fire alarm assembly 1 is used, the infrared camera assembly 2 is used for synchronously realizing infrared temperature measurement and video acquisition, information is collected, a wireless transmitter is arranged in the fire alarm assembly 1, and output signals are processed by a single chip microcomputer or a fixed coding integrated circuit, the digital signal is converted into a digital signal, the digital signal is transmitted to a background computer through a wireless transmitter, the technical analysis is carried out and then transmitted to a wireless receiver in a fire alarm assembly 1, an internal control circuit is used for controlling and triggering an alarm lamp 102 and an alarm bell 103 to work, the fire alarm assembly 1 of the infrared camera assembly 2 greatly reduces the possibility of misjudgment on indoor fire, timely warns the indoor fire, reduces the probability of fire occurrence, has higher functionality, can better meet the requirements of people, simultaneously combines an infrared image analysis technology and a video analysis technology, carries out the whole process of fire point judgment and fire behavior judgment and monitoring of the indoor fire behavior on an infrared image collected by the infrared camera assembly 2 through the video analysis technology, and neutralizes the respective defects of infrared detection and video analysis so that the product has greater superiority, the advantages of infrared detection and video analysis are exerted, higher indoor fire detection and flame location accuracy rate are had, unattended uninterrupted duty can be realized, automatic video information to video collector collection carries out analysis processes, in time discover fire abnormity in the monitoring area, the infrared detection technique utilizes thermal infrared, do not receive electromagnetic interference, so the detection result is more accurate, and infrared wavelength is very long, the detection range is big, the operating range is far away, the coverage area is big, be applicable to various house types and family, can satisfy different grade type householders's demand basically.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an indoor fire alarm ware that infrared and video analysis technique combined, includes fire alarm ware subassembly (1), its characterized in that: the top of the fire alarm assembly (1) is fixedly provided with an alarm base assembly (3) through a self-tapping screw, and the bottom of the fire alarm assembly (1) is fixedly provided with an infrared camera assembly (2) in an encircling manner;
the fire alarm assembly (1) comprises a fire alarm shell (101), an alarm lamp (102) and an alarm bell (103) are fixedly arranged on the edge shell of the fire alarm shell (101), a first line extending hole (104) is formed in the shell of the bottom end face of the fire alarm shell (101), three arc-shaped inner locking plates (105) are symmetrically and fixedly distributed on the shell of the bottom end face of the fire alarm shell (101), three arc-shaped outer locking plates (106) are arranged outside the three arc-shaped inner locking plates (105) in an interlocking mode, plate bodies of the three arc-shaped outer locking plates (106) tightly clamp and fix plate bodies of the three arc-shaped inner locking plates (105), and an interlocking ball groove (107) is formed between the plate bodies of the three arc-shaped inner locking plates (105);
the infrared camera component (2) comprises an infrared camera body (201), the top of the infrared camera body (201) is fixedly provided with a mounting ball head (203) through a connecting rod (202), and a second line extending hole (204) is formed in the mounting ball head (203) and the connecting rod (202) in a penetrating mode;
the alarm base assembly (3) comprises an alarm base disc (301), one end of the alarm base disc (301) is fixedly provided with a fixed lug plate (302), two arc-shaped elastic sheets (304) are symmetrically distributed and fixedly arranged on a plate body on the upper end surface of the fixed lug plate (302), the tops of the two arc-shaped elastic sheets (304) are fixedly provided with an internal thread limiting ring disc (305), the fixed lug plate (302) is in threaded connection with an installation screw rod (303), and a top rod body of the installation screw rod (303) is in threaded connection with a disc body of the internal thread limiting ring disc (305);
when the infrared camera assembly (2) and the fire alarm assembly (1) are installed and used, the ball body of the installation ball head (203) is inserted into the groove body of the embracing ball groove (107), the plate bodies of the three arc-shaped inner embracing plates (105) tightly embrace and fix the ball body of the installation ball head (203), the plate bodies of the three arc-shaped outer embracing plates (106) tightly embrace and fix the plate bodies of the three arc-shaped inner embracing plates (105), and the ball body of the installation ball head (203) overcomes the embracing force between the three arc-shaped inner embracing plates (105) and the three arc-shaped outer embracing plates (106) through external force to move in the embracing ball groove (107) in an all-around mode;
when the mounting screw (303) moves up on the threads of the fixed ear plate (302), the body of the internal thread limit ring disc (305) moves down on the body of the mounting screw (303) in the threads and is close to the plate body of the fixed ear plate (302), and the plate bodies of the two arc-shaped elastic sheets (304) are expanded.
2. An indoor fire alarm incorporating infrared and video analysis techniques as claimed in claim 1 wherein: the fire alarm is characterized in that a core device single chip microcomputer, a power supply and control circuit, a wireless transmitter and a wireless receiver are arranged inside the fire alarm shell (101), the power supply is electrically connected with the control circuit, and the wireless transmitter and the wireless receiver are respectively and wirelessly connected with a background computer and are electrically connected with the control circuit.
3. An indoor fire alarm incorporating infrared and video analysis techniques as claimed in claim 1 wherein: the alarm lamp (102) and the alarm bell (103) are triggered by an internal control circuit, the background computer is characterized in that technical analysis is carried out, signals are wirelessly received and transmitted, and a power supply and a control circuit of the infrared camera assembly (2) are arranged inside the fire alarm shell (101) and are electrically connected with the internal control circuit of the fire alarm assembly (1).
4. An indoor fire alarm incorporating infrared and video analysis techniques as claimed in claim 1 wherein: a wireless transmitter in the fire alarm assembly (1) processes and converts signals into signals through a single chip microcomputer integrated circuit and sends the signals to a background computer, and the background computer wirelessly transmits analysis results into the fire alarm assembly (1).
5. An indoor fire alarm incorporating infrared and video analysis techniques as claimed in claim 1 wherein: when a power supply is turned on, according to the operation flow of the existing thermal infrared imager technology system and video detection technology system, the characteristics of the thermal infrared imager and the video detection technology system during working are analyzed, the infrared camera assembly (2) is utilized to synchronously realize infrared temperature measurement and video acquisition and collect information, a wireless transmitter is arranged in the fire alarm assembly (1), an output signal is processed through a single chip microcomputer or a fixed coding integrated circuit and converted into a digital signal, the digital signal is transmitted to a background computer through the wireless transmitter, the digital signal is transmitted to a wireless receiver in the fire alarm assembly (1) after technical analysis, and an alarm lamp (102) and an alarm bell (103) are controlled and triggered to work through an internal control circuit.
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| CN202010669400.7A CN112013250A (en) | 2020-07-13 | 2020-07-13 | Indoor fire alarm combining infrared and video analysis technologies |
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| CN202010669400.7A CN112013250A (en) | 2020-07-13 | 2020-07-13 | Indoor fire alarm combining infrared and video analysis technologies |
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| CN112013250A true CN112013250A (en) | 2020-12-01 |
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| CN110097732A (en) * | 2019-05-08 | 2019-08-06 | 江西省天眼科技有限公司 | A kind of flame detecting monitoring device and its processing method |
| CN210462300U (en) * | 2019-08-22 | 2020-05-05 | 易思维（杭州）科技有限公司 | Connecting device capable of steering |
| CN111009093A (en) * | 2019-11-07 | 2020-04-14 | 张彩萍 | Smoke detector |
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