CN111445655A - High-reliability fire-fighting fire alarm and use method thereof - Google Patents
High-reliability fire-fighting fire alarm and use method thereof Download PDFInfo
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- CN111445655A CN111445655A CN202010244442.6A CN202010244442A CN111445655A CN 111445655 A CN111445655 A CN 111445655A CN 202010244442 A CN202010244442 A CN 202010244442A CN 111445655 A CN111445655 A CN 111445655A
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- 238000009417 prefabrication Methods 0.000 abstract 1
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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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
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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Abstract
The invention relates to a high-reliability fire-fighting fire alarm which comprises a positioning base, a bearing shell, a drainage fan, a drainage catheter, an alarm detection sensor group, an alarm buzzer, a wireless communication device and a driving circuit. The using method comprises four steps of equipment assembly, equipment prefabrication, alarm detection, field guidance and the like. On one hand, the invention can effectively meet the needs of indoor and outdoor alarm operation of buildings with different structural types; on the other hand, the invention can comprehensively and efficiently detect and alarm the on-site air quality, the fire hazard and the fire condition in time when the fire happens, thereby greatly improving the use flexibility, the universality and the reliability.
Description
Technical Field
The invention relates to an alarm and a use method thereof, in particular to a high-reliability fire-fighting alarm.
Background
In daily life, commercial activities and industrial and agricultural production, serious fire is easy to occur due to the use of open fire, circuit overload, short circuit, spontaneous combustion of articles, excessive flammable and explosive gas and dust, and the like, and great loss and damage are caused to daily life and production of functions, currently, in order to find fire and give an alarm in time, a variety of fire alarm devices are developed, such as the alarm device with the temperature detection function of '2018218147697', and the like, although the traditional alarm devices can meet the use requirements, the traditional alarm devices can only give an alarm after the smoke concentration or the temperature is increased when fire alarm is carried out, so that the effective detection communication capability for fire field data is lacked, great inconvenience is caused for subsequent rescue, and the fire field environment is easily mastered incompletely, so that the rescue work is roughly delayed, and is easy to cause fire fighters and medical care personnel to be injured due to the erosion of toxic and harmful gases; on the other hand, the current alarm equipment can only meet the requirements of on-site alarm and remote alarm during operation, and lacks effective guiding and guiding capability for escaping from a fire scene, thereby causing great inconvenience for personnel escaping from the fire scene.
In addition, when the current fire detection equipment operates and detects smoke and high-temperature environments caused by fire, the smoke and high-temperature environments are detected by one temperature sensor and one smoke sensor, so that although the use requirement can be met, the phenomenon of false alarm is easily caused because the detection data of the sensors cannot be verified during operation, and the fire disaster situation prediction precision and reliability are relatively poor.
Therefore, in order to solve the problem, the development of the fire alarm device of the invention is urgently needed to meet the requirement of practical use.
Disclosure of Invention
The present invention aims to overcome the above disadvantages and to provide a fire alarm device. On one hand, the indoor and outdoor alarm device is simple in structure, flexible and convenient to use and good in universality, can effectively meet the requirements of indoor and outdoor alarm operation of buildings with different structural types, and can effectively meet the requirements of installation and operation of the side wall and the top plate, so that the use flexibility and the environmental adaptability of the indoor and outdoor alarm device are greatly improved; on the other hand, the invention can realize comprehensive and efficient detection and alarm on the air quality, fire hazard and fire when fire happens through multi-level detection and simultaneously has various detection means such as temperature, smoke, air quality, concentration of solid suspended matters in the air and the like in each level of detection, thereby greatly improving the reliability and comprehensiveness of fire early warning and alarm; meanwhile, the LED lamp can effectively guide and illuminate when a fire disaster happens, so that the use flexibility, the universality and the reliability of the LED lamp are greatly improved.
In order to realize the purpose, the invention is realized by the following technical scheme:
a high-reliability fire alarm for fire fighting comprises a positioning base, a bearing shell, a drainage fan, drainage catheters, alarm detection sensor groups, an alarm buzzer, a wireless communication device and a drive circuit, wherein the front end face of the positioning base is hinged with the outer side face of the bearing shell through a turntable mechanism, the bearing shell is of a hollow tubular structure with a rectangular axial section, the drainage catheters are embedded in the bearing shell, the axial line of the drainage catheters is parallel to the axial line of the bearing shell, the drainage catheters are of a hollow tubular structure, the side wall of the bearing shell corresponding to the upper end face of each drainage catheter is provided with a louver structure ventilation opening, the lower end face of each drainage catheter is positioned outside the bearing shell, the drainage fan is embedded in the upper end face of each drainage catheter and is coaxially distributed with the drainage catheters, at least two alarm detection sensor groups are uniformly distributed on the inner surface of the side wall of each drainage catheter along the axial line of each drainage catheter, at least one alarm buzzer is additionally arranged on the outer surface of the bearing shell, the wireless communication device and the driving circuit are embedded in the positioning base, and the driving circuit is respectively electrically connected with the drainage fan, the alarm detection sensor group, the alarm buzzer and the wireless communication device.
Further, the drainage catheter includes drainage section, detection section, the detection section is spherical cavity structures, detects section up end and lower terminal surface respectively with drainage section intercommunication and coaxial distribution, just detect the section at least two, and through drainage section intercommunication between two adjacent detection sections, the biggest internal diameter of detection section is drainage section internal diameter 3 times at least, in the detection section, every detection section lateral wall internal surface all establishes an alarm detection sensor group.
Further, the alarm detection sensor group comprises a temperature sensor, a smoke sensor, an air quality sensor and a PM2.5 sensor, wherein the temperature sensor, the smoke sensor, the air quality sensor and the PM2.5 sensor are uniformly distributed around the axis of the drainage catheter, the temperature sensor and the smoke sensor are symmetrically distributed on the axis of the drainage catheter, the air quality sensor and the PM2.5 sensor are symmetrically distributed on the axis of the drainage catheter, and the temperature sensor, the smoke sensor, the air quality sensor and the PM2.5 sensor are connected in parallel.
Furthermore, the axis of the bearing shell forms an included angle of 30-90 degrees with the horizontal plane, at least two sliding grooves are arranged in the bearing shell and are in sliding connection with the outer surface of the drainage catheter through the sliding grooves, at least two emergency indicator lamps are additionally arranged at the front end of the bearing shell, the emergency indicator lamps are uniformly distributed along the axis of the bearing shell from top to bottom, and the emergency indicator lamps are electrically connected with the driving circuit and are connected in parallel.
Further, emergency indicator lamp includes rotary driving mechanism, bears tray, L ED lamp pearl, equal worn-out fur and reflector panel, bear the tray and be "L" font slot-like structure, its rear end face passes through rotary driving mechanism and bears the shell and be connected, and preceding terminal surface is connected with the equal worn-out fur, bear the illumination chamber that tray and equal worn-out fur constitute airtight cavity structures, just rotary driving mechanism bears tray, the coaxial distribution of equal worn-out fur, the reflector panel inlays in the illumination intracavity to bear tray bottom and side surface and connect, L ED lamp pearl inlays in the illumination intracavity, encircles and bears the tray axis and be array structure distribution and, and connect in parallel each other between each L ED lamp pearl, and the optical axis distributes with equal worn-out fur preceding terminal surface vertical distribution respectively, rotary driving mechanism and L ED lamp pearl all with drive circuit electrical connection.
Further, bear the shell down the terminal surface and establish the drainage cover, the drainage cover includes honeycomb duct, protection network, the honeycomb duct is isosceles trapezoid's tubular structure for axial cross-section, its up end with bear the shell down the terminal surface be connected and with drainage pipe down the terminal surface intercommunication, the terminal surface is connected and coaxial distribution with the protection network down, the honeycomb duct height is 5-50 millimeters, honeycomb duct up end internal diameter is unanimous with drainage pipe down terminal surface external diameter, the terminal surface internal diameter is 3 times at least for the terminal surface internal diameter under the honeycomb duct, the protection network inlays terminal surface under the honeycomb duct and with the coaxial distribution of honeycomb duct, just protection network thickness is 1-5 millimeters.
Furthermore, a control room with a sealed cavity structure is arranged in the positioning base corresponding to the wireless communication device and the driving circuit, the wireless communication device and the driving circuit are embedded in the control room, the positioning base corresponding to the control room is provided with at least one wiring terminal, a charge-discharge control circuit and at least one group of storage battery pack are arranged in the control room, and the charge-discharge control circuit is respectively and electrically connected with the wiring terminal, the storage battery pack and the driving circuit.
Furthermore, the driving circuit is a circuit system based on a single chip microcomputer.
A use method of a high-reliability fire-fighting fire alarm comprises the following steps:
s1, assembling equipment, namely, firstly, assembling a positioning base, a bearing shell, a drainage fan, a drainage catheter, an alarm detection sensor group, an alarm buzzer, a wireless communication device and a driving circuit which form the remote fire alarm monitoring platform according to use requirements, then, electrically connecting the assembled remote fire alarm monitoring platform with an external power circuit through a wiring terminal on the positioning base, simultaneously, establishing data connection with the remote fire alarm monitoring platform through the wireless communication device, and allocating an independent communication addressing address for each alarm related to the remote fire alarm monitoring platform by the remote fire alarm monitoring platform; the assembly of the invention can be completed;
s2, prefabricating equipment, setting the sensitivity of each sensor of the alarm detection sensor group through a wireless data communication device, an operation key and a display of a driving circuit according to the actual working position and working environment of the installation, and sending the set parameters to a remote fire alarm monitoring platform for storage;
s3, alarm detection, after S2 is completed, the device is in a standby state when no fire occurs, the device in the standby state drives an alarm detection sensor group at the lowest position of a drainage catheter to be in a continuous operation state by a driving circuit so as to achieve the aim of continuously detecting the current environment, and when the alarm detection sensor group at the lowest position detects that the environment temperature, the air quality, the smog and the concentration of suspended solid particles are violently changed within a period of time, the device is comprehensively activated to operate, firstly drives a drainage fan to operate after being activated, detects the air in the current environment after being drained by a drainage cover through each alarm detection sensor group in the drainage catheter from bottom to top along the drainage catheter axis, confirms the fire through multiple detections, and remotely alarms through a wireless communication device on the one hand after confirming the fire, on the other hand, the buzzer of the invention is used for alarming;
and S4, performing field guidance, namely driving an emergency indicator lamp on the outer surface of the bearing shell to operate on the one hand, and adjusting the illumination direction and angle of the emergency indicator lamp during operation by a rotary driving mechanism while performing field alarm by the alarm buzzer and sending a fire alarm condition to the remote fire alarm monitoring platform, so that illumination indication is performed by the emergency indicator lamp according to the escape route of the fire scene.
On one hand, the indoor and outdoor alarm device is simple in structure, flexible and convenient to use and good in universality, can effectively meet the requirements of indoor and outdoor alarm operation of buildings with different structural types, and can effectively meet the requirements of installation and operation of the side wall and the top plate, so that the use flexibility and the environmental adaptability of the indoor and outdoor alarm device are greatly improved; on the other hand, the invention can realize comprehensive and efficient detection and alarm on the air quality, fire hazard and fire when fire happens through multi-level detection and simultaneously has various detection means such as temperature, smoke, air quality, concentration of solid suspended matters in the air and the like in each level of detection, thereby greatly improving the reliability and comprehensiveness of fire early warning and alarm; meanwhile, the LED lamp can effectively guide and illuminate when a fire disaster happens, so that the use flexibility, the universality and the reliability of the LED lamp are greatly improved.
Drawings
FIG. 1 is a schematic cross-sectional partial structure of the present invention;
FIG. 2 is a schematic top view of a portion of the present invention;
FIG. 3 is a flow chart illustrating a method of using the present invention.
Detailed Description
As shown in figures 1 and 2, a high-reliability fire alarm comprises a positioning base 1, a bearing shell 2, a drainage fan 3, a drainage conduit 4, an alarm detection sensor group 5, an alarm buzzer 6, a wireless communication device 7 and a drive circuit 8, wherein the front end surface of the positioning base 1 is hinged with the outer side surface of the bearing shell 2 through a turntable mechanism 9, the bearing shell 2 is of a hollow tubular structure with a rectangular axial section, the drainage conduit 4 is embedded in the bearing shell 2, the axis of the drainage conduit 4 is distributed in parallel with the axis of the bearing shell 2, the drainage conduit 4 is of a hollow tubular structure, the side wall of the bearing shell 4 corresponding to the upper end surface of the drainage conduit 4 is provided with a louver structure vent 10, the lower end surface of the drainage conduit is positioned outside the bearing shell 2, the drainage fan 3 is embedded in the upper end surface of the drainage conduit 4 and is distributed coaxially with the drainage conduit 4, at least two alarm detection sensor groups 5 are uniformly distributed, the alarm detection sensor groups 5 are connected in parallel and are respectively electrically connected with the driving circuit 8, the outer surface of the bearing shell 2 is additionally provided with at least one alarm buzzer 6, the wireless communication device 7 and the driving circuit 8 are embedded in the positioning base 1, and the driving circuit 8 is respectively electrically connected with the drainage fan 3, the alarm detection sensor groups 5, the alarm buzzers 6 and the wireless communication device 7.
It is emphasized that, the drainage catheter 4 includes drainage section 41, detection section 42 is spherical cavity structure, and detection section 42 up end and lower terminal surface communicate and coaxial distribution with drainage section 41 respectively, just detection section 42 is at least two, and communicates through drainage section 41 between two adjacent detection sections 42, the biggest internal diameter of detection section 42 is drainage section 41 internal diameter at least 3 times, in the detection section 42, every detection section 42 lateral wall internal surface all establishes an alarm detection sensor group 5.
Preferably, the alarm detection sensor group 5 comprises a temperature sensor 51, a smoke sensor 52, an air quality sensor 53 and a PM2.5 sensor 54, and the temperature sensor 51, the smoke sensor 52, the air quality sensor 53 and the PM2.5 sensor 54 are uniformly distributed around the axis of the drainage catheter 4, wherein the temperature sensor 51 and the smoke sensor 52 are symmetrically distributed around the axis of the drainage catheter 4, the air quality sensor 53 and the PM2.5 sensor 54 are symmetrically distributed around the axis of the drainage catheter 4, and the temperature sensor 51, the smoke sensor 52, the air quality sensor 53 and the PM2.5 sensor 54 are mutually connected in parallel.
Meanwhile, the axis of the bearing shell 2 forms an included angle of 30-90 degrees with the horizontal plane, at least two sliding grooves 11 are arranged in the bearing shell 2 and are in sliding connection with the outer surface of the drainage catheter 4 through the sliding grooves 11, at least two emergency indicator lamps 12 are additionally arranged at the front end of the bearing shell 2, the emergency indicator lamps 12 are uniformly distributed along the axis of the bearing shell 2 from top to bottom, and the emergency indicator lamps 12 are electrically connected with the driving circuit 8 and are connected in parallel.
It should be noted that the emergency indicator light 12 includes a rotary driving mechanism 121, a carrying tray 122, L ED beads 123, a light-equalizing plate 124 and a light-reflecting plate 125, the carrying tray 122 is in a "L" shape groove structure, a rear end surface of the carrying tray is connected to the carrying shell 2 through the rotary driving mechanism 121, a front end surface of the carrying tray is connected to the light-equalizing plate 124, the carrying tray 122 and the light-equalizing plate 124 form an illumination cavity 126 in a closed cavity structure, the rotary driving mechanism 121, the carrying tray 122 and the light-equalizing plate 124 are coaxially distributed, the light-reflecting plate 125 is embedded in the illumination cavity 126, a bottom and a side surface of the carrying tray 122 are connected, the L ED beads 123 are embedded in the illumination cavity 126, are distributed in an array structure around an axis of the carrying tray 122, and are connected in parallel to each other among the L ED beads 123, optical axes are respectively distributed perpendicular to the front end surface of the light-equalizing plate 124, and the rotary driving mechanism 121 and the L ED beads 123.
Meanwhile, the lower end face of the bearing shell 2 is provided with the drainage cover 13, the drainage cover 13 comprises a drainage pipe 131 and a protective net 132, the drainage pipe 131 is of an isosceles trapezoid tubular structure with an axial cross section, the upper end face of the drainage pipe 131 is connected with the lower end face of the bearing shell 2 and communicated with the lower end face of the drainage conduit 4, the lower end face of the drainage pipe is connected with the protective net 132 and coaxially distributed, the height of the drainage pipe 131 is 5-50 mm, the inner diameter of the upper end face of the drainage pipe 131 is consistent with the outer diameter of the lower end face of the drainage conduit 4, the inner diameter of the lower end face of the drainage pipe 131 is at least 3 times the inner diameter of the upper end face, the protective net 132 is embedded.
In this embodiment, a control room 14 with a sealed cavity structure is arranged in the positioning base 1 corresponding to the wireless communication device 7 and the driving circuit 8, the wireless communication device 7 and the driving circuit 8 are both embedded in the control room 14, the positioning base 1 corresponding to the control room 14 is provided with at least one connection terminal 15, the control room 14 is internally provided with a charge-discharge control circuit 16 and at least one group of storage battery pack 17, the charge-discharge control circuit 16 is electrically connected with the connection terminal 15, the storage battery pack 17 and the driving circuit 8 respectively, and the driving circuit 8 is a circuit system based on a single chip microcomputer.
As shown in fig. 3, a method for using a high-reliability fire alarm includes the following steps:
s1, assembling equipment, namely, firstly, assembling a positioning base, a bearing shell, a drainage fan, a drainage catheter, an alarm detection sensor group, an alarm buzzer, a wireless communication device and a driving circuit which form the remote fire alarm monitoring platform according to use requirements, then, electrically connecting the assembled remote fire alarm monitoring platform with an external power circuit through a wiring terminal on the positioning base, simultaneously, establishing data connection with the remote fire alarm monitoring platform through the wireless communication device, and allocating an independent communication addressing address for each alarm related to the remote fire alarm monitoring platform by the remote fire alarm monitoring platform; the assembly of the invention can be completed;
s2, prefabricating equipment, setting the sensitivity of each sensor of the alarm detection sensor group through a wireless data communication device, an operation key and a display of a driving circuit according to the actual working position and working environment of the installation, and sending the set parameters to a remote fire alarm monitoring platform for storage;
s3, alarm detection, after S2 is completed, the device is in a standby state when no fire occurs, the device in the standby state drives an alarm detection sensor group at the lowest position of a drainage catheter to be in a continuous operation state by a driving circuit so as to achieve the aim of continuously detecting the current environment, and when the alarm detection sensor group at the lowest position detects that the environment temperature, the air quality, the smog and the concentration of suspended solid particles are violently changed within a period of time, the device is comprehensively activated to operate, firstly drives a drainage fan to operate after being activated, detects the air in the current environment after being drained by a drainage cover through each alarm detection sensor group in the drainage catheter from bottom to top along the drainage catheter axis, confirms the fire through multiple detections, and remotely alarms through a wireless communication device on the one hand after confirming the fire, on the other hand, the buzzer of the invention is used for alarming;
and S4, performing field guidance, namely driving an emergency indicator lamp on the outer surface of the bearing shell to operate on the one hand, and adjusting the illumination direction and angle of the emergency indicator lamp during operation by a rotary driving mechanism while performing field alarm by the alarm buzzer and sending a fire alarm condition to the remote fire alarm monitoring platform, so that illumination indication is performed by the emergency indicator lamp according to the escape route of the fire scene.
Further explanation is as follows:
the invention is in operation, when no fire occurs, the invention is in standby state, the alarm detection sensor group at the lowest position of the drainage catheter is driven by the driving circuit in standby state to be in continuous operation state, so as to realize the purpose of continuously detecting the current environment, when the alarm detection sensor group at the lowest position detects that the environment temperature, the air quality, the smog and the concentration of suspended solid particles are changed violently in a period of time, the invention is activated to operate comprehensively, after the activation, the drainage fan is driven to operate firstly, the air in the current environment is detected by the alarm detection sensor groups in the drainage catheter from bottom to top along the drainage catheter axis after being drained by the drainage cover, the fire is confirmed by a plurality of detections, and after the fire is confirmed, on one hand, the invention carries out remote alarm by the wireless communication device, on the other hand, the invention carries out alarm by the buzzer, meanwhile, the alarm buzzer and the emergency indicator lamp which are arranged on the outer surface of the bearing shell are driven to operate simultaneously, on-site alarm is carried out through the alarm buzzer, and the emergency indicator lamp guides a fire on-site safety outlet, so that the purpose of synchronous alarm and on-site guide is achieved, and the accuracy of fire alarm and the convenience of fire on-site relief are greatly improved.
Wherein, the external environment air current is behind drainage fan drive entering into drainage catheter, at first through the high-speed water conservancy diversion of the less drainage section of drainage catheter pipe diameter and carry to the detection section in, because the detection section internal diameter is greater than the drainage section, thereby the air current enters into the interior velocity of flow decline of detection section, and stay the longer time in the detection section, thereby satisfy in the detection section warning detection sensor group to the air current temperature, the purpose that the composition carries out the accurate detection, simultaneously through multistage detection section synchronous detection, reach and verify the contrast repeatedly to the testing result, thereby very big improvement detection precision when satisfying detection efficiency.
In addition, the alarm detection sensor group comprises a temperature sensor, a smoke sensor, an air quality sensor and a PM2.5 sensor, so that high temperature and smoke caused by fire can be directly detected by the temperature sensor and the smoke sensor in the detection process; on one hand, the air quality sensor can detect the concentration of flammable and explosive gases in the air of the fire disaster generator, and can early warn the fire disaster when the concentration is too high, on the other hand, the air composition and the air quality of the fire disaster generator are detected, especially the toxic and harmful chemical compositions in the air after the fire disaster occurs, and reliable basis is provided for subsequent disaster relief; meanwhile, the concentration of the suspended solid in the air before the fire disaster happens can be detected through the PM2.5 sensor, early warning is carried out when the concentration of the suspended solid in the air is too high and reaches the conditions of triggering the fire disaster and deflagration, the fire disaster is prevented from happening, and the concentration of the suspended solid in the air after the fire disaster happens is detected on the other hand, so that a reliable basis is provided for follow-up rescue.
Simultaneously, when the emergency indicator lamp operated, can be according to the scene of fire situation, specific quantity and the position of L ED lamp pearl that the adjustment was lighted to the realization is instructed the route of fleing, and is instructing the in-process, and the flexible adjustment L ED lamp pearl light indication direction of accessible rotary drive mechanism in addition.
In addition, when power failure caused by factors such as fire disaster occurs, the auxiliary driving electric energy can be provided by using the storage battery pack of the invention, so that good operation capability on the fire scene is ensured.
On one hand, the indoor and outdoor alarm device is simple in structure, flexible and convenient to use and good in universality, can effectively meet the requirements of indoor and outdoor alarm operation of buildings with different structural types, and can effectively meet the requirements of installation and operation of the side wall and the top plate, so that the use flexibility and the environmental adaptability of the indoor and outdoor alarm device are greatly improved; on the other hand, the invention can realize comprehensive and efficient detection and alarm on the air quality, fire hazard and fire when fire happens through multi-level detection and simultaneously has various detection means such as temperature, smoke, air quality, concentration of solid suspended matters in the air and the like in each level of detection, thereby greatly improving the reliability and comprehensiveness of fire early warning and alarm; meanwhile, the LED lamp can effectively guide and illuminate when a fire disaster happens, so that the use flexibility, the universality and the reliability of the LED lamp are greatly improved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a high reliability fire control fire alarm which characterized in that: the high-reliability fire-fighting fire alarm comprises a positioning base, a bearing shell, a drainage fan, drainage catheters, alarm detection sensor groups, an alarm buzzer, a wireless communication device and a driving circuit, wherein the front end surface of the positioning base is hinged with the outer side surface of the bearing shell through a turntable mechanism, the bearing shell is of a hollow tubular structure with a rectangular axial section, the drainage catheters are embedded in the bearing shell, the axial line of the drainage catheters is parallel to the axial line of the bearing shell, the drainage catheters are of a hollow tubular structure, the side wall of the bearing shell corresponding to the upper end surface of each drainage catheter is provided with a louver structure ventilation opening, the lower end surface of each drainage catheter is positioned outside the bearing shell, the drainage fan is embedded in the upper end surface of the drainage catheter and is coaxially distributed with the drainage catheters, at least two alarm detection sensor groups are uniformly distributed on the inner surface of the side wall of the drainage catheter along the axial line of the drainage catheters, and the, at least one alarm buzzer is additionally arranged on the outer surface of the bearing shell, the wireless communication device and the driving circuit are embedded in the positioning base, and the driving circuit is electrically connected with the drainage fan, the alarm detection sensor group, the alarm buzzer and the wireless communication device respectively.
2. A high reliability fire alarm as claimed in claim 1, wherein: the drainage catheter comprises a drainage section and a detection section, wherein the detection section is of a spherical cavity structure, the upper end face and the lower end face of the detection section are communicated with the drainage section and coaxially distributed, the detection sections are at least two, and the adjacent two detection sections are communicated with each other through the drainage section, the maximum inner diameter of the detection section is at least 3 times of the inner diameter of the drainage section, and an alarm detection sensor group is arranged on the inner surface of the side wall of each detection section in the detection section.
3. A high reliability fire alarm as claimed in claim 1, wherein: alarm detection sensor group includes temperature sensor, smoke transducer, air mass sensor, PM2.5 sensor, just temperature sensor, smoke transducer, air mass sensor, PM2.5 sensor encircle drainage pipe axis equipartition, wherein temperature sensor, smoke transducer are with drainage pipe axis symmetric distribution, and air mass sensor, PM2.5 sensor are with drainage pipe axis symmetric distribution, and connect in parallel each other between temperature sensor, smoke transducer, air mass sensor, PM2.5 sensor.
4. A high reliability fire alarm as claimed in claim 1, wherein: the axis of the bearing shell forms an included angle of 30-90 degrees with the horizontal plane, at least two sliding grooves are arranged in the bearing shell and are in sliding connection with the outer surface of the drainage catheter through the sliding grooves, at least two emergency indicator lamps are additionally arranged at the front end of the bearing shell, the emergency indicator lamps are uniformly distributed along the axis of the bearing shell from top to bottom, and the emergency indicator lamps are electrically connected with the driving circuit and are connected in parallel.
5. The high-reliability fire alarm device as claimed in claim 1, wherein the emergency indicator light comprises a rotary driving mechanism, a carrying tray, L ED beads, a light-equalizing plate and a light-reflecting plate, the carrying tray is in a groove-shaped structure like a Chinese character 'L', the rear end face of the carrying tray is connected with the carrying shell through the rotary driving mechanism, the front end face of the carrying tray is connected with the light-equalizing plate, the carrying tray and the light-equalizing plate form a lighting cavity of a closed cavity structure, the rotary driving mechanism, the carrying tray and the light-equalizing plate are coaxially distributed, the light-reflecting plate is embedded in the lighting cavity, the bottom and the side surface of the carrying tray are connected, the L ED beads are embedded in the lighting cavity and are distributed in an array structure around the axis of the carrying tray, the L ED beads are connected in parallel, the optical axes of the rotary driving mechanism and the L ED beads are respectively vertically distributed with the front end face of the light-equalizing plate.
6. A high reliability fire alarm as claimed in claim 1, wherein: bear the shell down the terminal surface and establish the drainage cover, the drainage cover includes honeycomb duct, protection network, the honeycomb duct is isosceles trapezoid's tubular structure for axial cross-section, its up end with bear the shell down the terminal surface be connected and with drainage pipe down the terminal surface intercommunication, the terminal surface is connected and coaxial distribution with the protection network down, the honeycomb duct height is 5-50 millimeters, honeycomb duct up end internal diameter is unanimous with drainage pipe down terminal surface external diameter, the terminal surface internal diameter is 3 times at least for the terminal surface internal diameter under the honeycomb duct, the protection network inlays terminal surface under the honeycomb duct and with the coaxial distribution of honeycomb duct, just protection network thickness is 1-5 millimeters.
7. A high reliability fire alarm as claimed in claim 1, wherein: the wireless communication device and the driving circuit are embedded in the control room, the positioning base corresponding to the control room is provided with at least one wiring terminal, the control room is internally provided with a charge-discharge control circuit and at least one group of storage battery pack, and the charge-discharge control circuit is respectively and electrically connected with the wiring terminal, the storage battery pack and the driving circuit.
8. A high reliability fire alarm according to claim 1 or 7, wherein: the driving circuit is a circuit system based on a single chip microcomputer, and the driving circuit is additionally provided with a wireless data communication device, an operation key and a display.
9. A use method of a high-reliability fire-fighting fire alarm is characterized in that: the use method of the high-reliability fire-fighting fire alarm comprises the following steps:
s1, assembling equipment, namely, firstly, assembling a positioning base, a bearing shell, a drainage fan, a drainage catheter, an alarm detection sensor group, an alarm buzzer, a wireless communication device and a driving circuit which form the remote fire alarm monitoring platform according to use requirements, then, electrically connecting the assembled remote fire alarm monitoring platform with an external power circuit through a wiring terminal on the positioning base, simultaneously, establishing data connection with the remote fire alarm monitoring platform through the wireless communication device, and allocating an independent communication addressing address for each alarm related to the remote fire alarm monitoring platform by the remote fire alarm monitoring platform; the assembly of the invention can be completed;
s2, prefabricating equipment, setting the sensitivity of each sensor of the alarm detection sensor group through a wireless data communication device, an operation key and a display of a driving circuit according to the actual working position and working environment of the installation, and sending the set parameters to a remote fire alarm monitoring platform for storage;
s3, alarm detection, after S2 is completed, the device is in a standby state when no fire occurs, the device in the standby state drives an alarm detection sensor group at the lowest position of a drainage catheter to be in a continuous operation state by a driving circuit so as to achieve the aim of continuously detecting the current environment, and when the alarm detection sensor group at the lowest position detects that the environment temperature, the air quality, the smog and the concentration of suspended solid particles are violently changed within a period of time, the device is comprehensively activated to operate, firstly drives a drainage fan to operate after being activated, detects the air in the current environment after being drained by a drainage cover through each alarm detection sensor group in the drainage catheter from bottom to top along the drainage catheter axis, confirms the fire through multiple detections, and remotely alarms through a wireless communication device on the one hand after confirming the fire, on the other hand, the buzzer of the invention is used for alarming;
and S4, performing field guidance, namely driving an emergency indicator lamp on the outer surface of the bearing shell to operate on the one hand, and adjusting the illumination direction and angle of the emergency indicator lamp during operation by a rotary driving mechanism while performing field alarm by the alarm buzzer and sending a fire alarm condition to the remote fire alarm monitoring platform, so that illumination indication is performed by the emergency indicator lamp according to the escape route of the fire scene.
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| CN202010244442.6A CN111445655A (en) | 2020-03-31 | 2020-03-31 | High-reliability fire-fighting fire alarm and use method thereof |
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Cited By (1)
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| CN113487847A (en) * | 2021-05-24 | 2021-10-08 | 河南理工大学 | Efficient fire smoke alarm testing system and method |
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Application publication date: 20200724 |