CN113870518A - Fire detection alarm for intelligent fire fighting - Google Patents
Fire detection alarm for intelligent fire fighting Download PDFInfo
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- CN113870518A CN113870518A CN202111226270.0A CN202111226270A CN113870518A CN 113870518 A CN113870518 A CN 113870518A CN 202111226270 A CN202111226270 A CN 202111226270A CN 113870518 A CN113870518 A CN 113870518A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0052—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation
- B01D46/0056—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation with rotational movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/222—Personal calling arrangements or devices, i.e. paging systems
- G08B5/223—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
- G08B5/224—Paging receivers with visible signalling details
- G08B5/225—Display details
- G08B5/226—Display details with alphanumeric or graphic display means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electromagnetism (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Computer Networks & Wireless Communication (AREA)
- Analytical Chemistry (AREA)
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses an intelligent fire-fighting fire detection alarm, which comprises a shell and a warning lamp arranged on the shell; the front surface of the shell is symmetrically provided with track plates, and a protection mechanism is arranged in the shell and comprises a fixed guide groove; the front surface of the shell is positioned between the two groups of track plates and symmetrically provided with air holes in a penetrating way, the shell is internally provided with an air exchange mechanism, and the input end and the output end of the air exchange mechanism are respectively communicated with the two groups of air holes; the shell is provided with a smoke sensor and a temperature sensor, when the smoke sensor senses that a threshold value is reached, the air exchange mechanism is started and exhausts air through the air exchange holes, and the air is filtered by the air exchange mechanism and then discharged through the other group of air exchange holes; when the temperature sensor senses that the threshold value is reached, the protection mechanism is started, the output end of the protection mechanism continuously rotates, and the output end of the protection mechanism extends out of the shell and is matched with the track plate. The invention can effectively improve the protection to smoke and open fire in fire and prolong the service life of the device.
Description
Technical Field
The invention relates to the field of fire detection alarm equipment, in particular to an intelligent fire detection alarm for fire fighting.
Background
The fire hazard can cause great harm to the life and property of the family, and is paid much attention. The smoke detection fire alarm automatically detects fire hazards and plays an extremely important safety guarantee role in the household environment.
The invention discloses a fire detection alarm based on independent photoelectric smoke sensing, which comprises an alarm shell, wherein a photoelectric darkroom for detecting fire by photoelectric smoke sensing is arranged in the alarm shell, an infrared transmitting device and an infrared receiving device are arranged in the photoelectric darkroom, and the intensity of infrared photoelectric signals received by the infrared receiving device is in direct proportion to the concentration of smoke; the alarm shell is also internally provided with a main circuit board, a power supply device and a buzzer; the main circuit board is provided with a main control module for carrying out internal program operation processing on infrared photoelectric signals fed back by the infrared receiving device and a wireless communication module for carrying out wireless alarm communication with an external GSM fire alarm system; a display module and a test button are arranged on the alarm shell; and the alarm shell can be detachably provided with a mounting plate. The invention has simple structure, low cost, convenient maintenance, strong anti-interference capability and perfect function, and is particularly suitable for the fire prevention application in industrial or civil places.
The existing devices are all conventional detection alarm devices for analyzing smoke concentration and detecting infrared rays, and can really play a role in warning when smoke and open fire occur during specific use, but the existing devices do not help people escape when fire occurs. In case of smoke and naked fire which threaten the greatest for personnel when a fire disaster happens, the conventional detection alarm device only can play a role of reminding, has limited effect for personnel who have inconvenient actions or fail to hear the alarm in time, and is easy to damage when the fire condition approaches the detection alarm device, and then loses the effect.
Disclosure of Invention
The invention aims to provide an intelligent fire-fighting fire detection alarm to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the intelligent fire-fighting fire detection alarm comprises a shell and a warning lamp arranged on the shell;
the front side of the shell is symmetrically provided with track plates, a protection mechanism is arranged in the shell and comprises a fixed guide groove, and the edges of the inner sides of the fixed guide groove are respectively matched with the two groups of track plates in a sliding manner;
the front surface of the shell is positioned between the two groups of track plates and symmetrically provided with air holes in a penetrating manner, an air exchange mechanism is arranged in the shell, and the input end and the output end of the air exchange mechanism are respectively communicated with the two groups of air holes;
the shell is provided with a smoke sensor and a temperature sensor, when the smoke sensor senses that a threshold value is reached, the air exchange mechanism is started and exhausts air through the air exchange holes, and the air is filtered by the air exchange mechanism and then discharged through the other group of air exchange holes; when the temperature sensor senses that the threshold value is reached, the protection mechanism is started, the output end of the protection mechanism continuously rotates, and the output end of the protection mechanism extends out of the shell and is matched with the track plate.
As a further scheme of the invention: protection mechanism has the clearance including the symmetry setting two sets of fixed guide slots in the casing between the relative end of two sets of fixed guide slots, and the end that two sets of fixed guide slots kept away from relatively is relative with track board edge end respectively, and fixed guide slot and track board edge relative position run through and are provided with the bar groove, and the cooperation is connected with the safety cover on the fixed guide slot, safety cover and track board activity adaptation, the inboard laminating transmission of safety cover is connected with and is used for driving the driving assembly that the safety cover slided rotatoryly along fixed guide slot and track board.
As a further scheme of the invention: the utility model discloses a safety protection device, including casing inner wall, fixed guide slot, spacing brush board and fixed guide slot, the both sides symmetry fixed connection is provided with spacing brush board in the casing, spacing brush board and fixed guide slot are relative and set up with one heart, the side that spacing brush board and fixed guide slot are relative laminates with safety cover surface activity, and spacing brush board and the relative side equipartition of safety cover have the brush hair, the both sides symmetry fixed connection of shells inner wall supports the pole, support the terminal and the safety cover surface activity of pole and offset.
As a further scheme of the invention: the drive assembly is including rotating drive wheel and the multiunit guide wheel of connection in the casing, the guide wheel rotates and sets up between two sets of fixed guide slot ends, the activity of guide wheel surface and safety cover inner wall offsets, drive wheel tip transmission is connected and is provided with driving motor, the drive wheel with the peripheral synchronous transmission of guide wheel is connected and is provided with the drive belt.
As a further scheme of the invention: the air exchange mechanism comprises an air guide cavity, a plurality of groups of sequentially arranged cylindrical cavities are embedded in the air guide cavity, adjacent cylindrical cavities are communicated with each other, and filter blades are movably connected in the cylindrical cavities in a matched manner; one end of the air conducting cavity is communicated with a ventilator through an air inlet pipe, the input end of the ventilator is communicated with the air inlet pipe, and the output end of the ventilator is communicated with a group of ventilation holes through an air inlet joint; the other end of the air guide cavity is communicated with the yarn dyed fabric through an air outlet pipe and is provided with an air outlet joint, and the air outlet joint is communicated with the other group of air exchange holes.
As a further scheme of the invention: the filter leaf includes the pivot, the peripheral fixed connection of pivot is provided with multiunit flabellum and filter screen, flabellum and filter screen set up in turn, the extending direction of pivot and the axis direction coincidence of the cylindrical cavity in the air guide intracavity, the flabellum with the edge of filter screen and the inner wall activity laminating of the cylindrical cavity in the air guide intracavity.
As a further scheme of the invention: the installation is provided with the battery in the casing, the mechanism of taking a breath still includes the bar shaped plate, the activity embedding of bar shaped plate sets up on the casing, and bar shaped plate bilateral symmetry runs through and is provided with the fusing bolt of connection on the casing, connects between the bottom in bar shaped plate both sides and the casing and is provided with the telescopic link, and bar shaped plate middle part fixed connection is provided with branch, the terminal rotation connection that the bar shaped plate was kept away from to branch is provided with the adjusting part that is used for electric connection battery or fixed line.
As a further scheme of the invention: the adjusting part is including rotating the bull stick of connection on branch, the bull stick middle part is run through and is provided with the spacing groove, sliding fit connects on the spacing groove and is provided with the gag lever post, gag lever post fixed connection is in the casing, the terminal fixed connection that the branch was kept away from to the bull stick is provided with the regulation and connects, the wiring end of regulation joint and battery and fixed line corresponds the setting.
Compared with the prior art, the invention has the beneficial effects that: when a fire disaster occurs, firstly, smoke is generated, after the smoke sensor senses the smoke, if a threshold value is reached, the ventilation mechanism is started after being connected with a circuit, meanwhile, the warning lamp is connected with the circuit, and the warning lamp is started after being connected with the circuit, so that a reminding effect can be achieved; the ventilation mechanism sucks smoke through the ventilation hole on one side, and the smoke is filtered in the ventilation mechanism and then discharged from the ventilation hole on the other side, so that the air environment can be ensured at the initial stage of no open fire or fire, and the escape efficiency of personnel is improved; after open fire, the temperature in the environment where the device is located rises continuously, at the moment, when the temperature sensed by the temperature sensor reaches a threshold value, the protection mechanism is connected with a circuit, the output end of the protection mechanism slides out of the shell at the moment, and the front surfaces of the track plate and the shell are matched to form a relatively closed space in a matched mode, a luminous body can be arranged in the space, the preferred luminous body can adopt a mark, the mark can be fluorescent, can be conductive and luminous, can also be continuous and luminous, or can be solar luminous, so that people can be guided to escape, the relatively closed space can protect the luminous body, so that damage is avoided, in the rotating process, the automatic cleaning in the shell is convenient, the sight line is avoided being influenced, and meanwhile, the smoke attached to the inner side of the output end of the protection mechanism can be avoided by matching with the ventilation mechanism.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent fire-fighting fire detection alarm.
FIG. 2 is a schematic diagram of a top view of a housing of the intelligent fire-fighting fire detection alarm.
Fig. 3 is a schematic sectional view in the direction of a-a in fig. 1.
Fig. 4 is a schematic view of the matching structure of the protection cover and the track plate in the intelligent fire-fighting fire detection alarm.
FIG. 5 is a schematic view showing the structure of a protective cover in the intelligent fire-fighting fire detection alarm.
Fig. 6 is an enlarged schematic structural view of a region B in fig. 2.
FIG. 7 is a schematic view of a filter leaf of the intelligent fire-fighting fire detection alarm.
FIG. 8 is a schematic view of a strip plate of the intelligent fire-fighting fire detection alarm.
Fig. 9 is an enlarged schematic view of region C in fig. 8.
Fig. 10 is a schematic diagram of a control circuit of the intelligent fire-fighting fire detection alarm.
Fig. 11 is a schematic structural view of a driving wheel in the intelligent fire-fighting fire detection alarm.
In the figure: 1-shell, 11-strip groove, 12-track plate, 13-ventilation hole, 2-upper cover, 3-mark, 4-ventilation mechanism, 41-ventilation cavity, 42-filter blade, 4201-rotating shaft, 4202-fan blade, 4203-filter screen, 43-air inlet pipe, 44-ventilation fan, 45-air inlet joint, 46-air outlet pipe, 47-air outlet joint, 48-strip plate, 4801-fusing bolt, 4802-telescopic rod, 4803-support rod, 4804-rotating rod, 4805-limit groove, 4806-limit rod, 4807-adjusting joint, 5-protection mechanism, 51-fixing guide groove, 52-protective cover, 53-limit brush plate, 54-guide wheel, 55-driving wheel, 56-driving belt, 57-driving motor, 58-resisting rod, 6-warning lamp, 7-storage battery, 8-smoke sensor and 9-temperature sensor.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention, the intelligent fire detection alarm for fire protection includes a housing and a warning light 6 mounted on the housing;
the front surface of the shell is symmetrically provided with track plates 12, a protection mechanism 5 is arranged in the shell, the protection mechanism 5 comprises a fixed guide groove 51, and the inner side edges of the fixed guide groove 51 are respectively matched with the two sets of track plates 12 in a sliding manner;
the front surface of the shell is positioned between the two groups of track plates 12 and symmetrically provided with ventilation holes 13 in a penetrating way, the shell is internally provided with a ventilation mechanism 4, and the input end and the output end of the ventilation mechanism 4 are respectively communicated with the two groups of ventilation holes 13;
the smoke sensor 8 and the temperature sensor 9 are arranged on the shell, when the smoke sensor 8 senses that a threshold value is reached, the air exchange mechanism 4 is started and exhausts air through the air exchange holes 13, and the air is filtered by the air exchange mechanism 4 and then exhausted through the other group of air exchange holes 13; when the temperature sensor 9 senses that the threshold value is reached, the protection mechanism 5 is started, the output end of the protection mechanism 5 continuously rotates, and the output end of the protection mechanism 5 extends out of the shell 1 and is matched with the track plate 12.
In this embodiment, preferably, the housing includes an outer shell 1 and an upper cover 2 which are assembled and connected, the smoke sensor 8, the temperature sensor 9, the ventilation hole 13 and the track plate 12 are all installed on the outer shell 1, and the outer shell 1 and the upper cover 2 may be made of fireproof materials or conventional metal materials; the ventilation mechanism 4 adopts an assembly structure, one part is fixedly arranged in the shell 1, the other part is movably arranged on the upper cover 2, and the two parts of the ventilation mechanism 4 are assembled and matched. The ventilation holes 13 can be a plurality of groups of uniformly distributed through holes.
In this embodiment, the warning light 6 is preferably a conventional flashing alarm in the prior art, and may also be a buzzer alarm, or may be a combination of the two.
In this embodiment, preferably, when a fire occurs, firstly, smoke is generated, and after the smoke sensor 8 senses the smoke, if a threshold value is reached, the ventilation mechanism 4 is started after connecting a circuit, meanwhile, the warning lamp 6 is communicated with the circuit, and the warning lamp 6 is started after being communicated with the circuit, so that a reminding effect can be achieved; the ventilation mechanism 4 sucks smoke through the ventilation hole 13 on one side, and the smoke is filtered in the ventilation mechanism 4 and then discharged from the ventilation hole 13 on the other side, so that the air environment can be ensured at the initial stage of no open fire or fire, and the escape efficiency of people is improved; when open fire occurs, the temperature in the environment where the device is located is continuously raised, and when the temperature sensed by the temperature sensor 9 reaches a threshold value, the protection mechanism 5 is connected with the circuit, at the moment, the output end of the protection mechanism 5 slides out of the shell 1, and is matched with the track plate 12 and the front surface of the shell 1 to form a relatively closed space together, a luminous body can be arranged in the space, the preferable luminous body can adopt a mark 3, the mark 3 can be fluorescent, conductive and luminous, or continuous luminous, or solar energy is used for emitting light, so that people can be guided to escape, the light-emitting body can be protected in a relatively closed space, thereby avoid the damage to at the pivoted in-process, also make things convenient for self-cleaning in shell 1, avoid influencing the sight, cooperate the mechanism of taking a breath 4 simultaneously and can avoid the inboard smog that adheres to of output of protection machanism 5.
Referring to fig. 1 to 3, in the embodiment of the present invention, the protection mechanism 5 includes two sets of fixed guide slots 51 symmetrically disposed in the housing, a gap is formed between opposite ends of the two sets of fixed guide slots 51, opposite ends of the two sets of fixed guide slots 51 away from each other are respectively opposite to an end of an edge of the track plate 12, a strip-shaped groove 11 is disposed at an opposite position of the edge of the track plate 12 to the fixed guide slots 51, the fixed guide slots 51 are connected with a protection cover 52 in a matching manner, the protection cover 52 is movably matched with the track plate 12, and a driving component for driving the protection cover 52 to slide and rotate along the fixed guide slots 51 and the track plate 12 is attached to an inner side of the protection cover 52 in a transmission manner.
In this embodiment, preferably, the fixed guide slot 51 is curved in an arc shape, and the edges of the fixed guide slot 51 and the track plate 12 are embedded into the track groove, the inner side of the protection cover 52, the track plate 12 and the edge track groove of the fixed guide slot 51 are both attached to each other and are in sliding fit, after the driving assembly is started, the protection cover 52 can be driven to rotate, so that the protection cover moves out of the housing 1, not only can open fire be prevented from burning on the equipment, but also the protection cover 52 can continuously rotate in and out to keep clean, the influence on the guiding sight of the identifier 3 is avoided, the circulating air suction and the air blowing and the filtering of the ventilation mechanism 4 are matched, and the safety influence caused by the overhigh surface temperature of the protection cover 52 can be avoided. The protective cover 52 may be made of transparent tempered glass or polymer transparent material with high temperature resistance.
Referring to fig. 1 to 3, in the embodiment of the present invention, the vertical cross-sectional dimension of the protection cover 52 is matched with the opening dimension of the strip-shaped groove 11, the inner wall curve of the protection cover 52 and the outer edge curve of the track plate 12 jointly form a circular track, the track of the edge of the track plate 12 is a minor arc, and the track of the edge of the inner wall of the protection cover 52 is a major arc.
In this embodiment, preferably, during the rotation of the protective cover 52, even if the protective cover is rotated to be matched with the track plate 12, a part of the protective cover is located in the housing 1, so that the protective cover 52 can be effectively prevented from falling off, and the stability of the protective cover 52 during the operation is ensured.
Referring to fig. 1 to 6, in the embodiment of the present invention, limiting brush plates 53 are symmetrically and fixedly connected to two sides in the housing, the limiting brush plates 53 are opposite to and concentrically arranged with the fixed guide groove 51, the opposite side surfaces of the limiting brush plates 53 and the fixed guide groove 51 are movably attached to the surface of the protection cover 52, bristles are uniformly distributed on the opposite side surfaces of the limiting brush plates 53 and the protection cover 52, abutting rods 58 are symmetrically and fixedly connected to two sides of the inner wall of the housing, and the tail ends of the abutting rods 58 movably abut against the surface of the protection cover 52.
In this embodiment, preferably, the abutting rod 58 is composed of a thin rod and a sleeve which are slidably sleeved, a spring is connected between the thin rod and the sleeve, a steel ball is movably embedded at the end of the thin rod away from the sleeve, the steel ball movably abuts against the surface of the protective cover 52, the abutting rod 58 can further prevent the protective cover 52 from falling off, and the stability of the protective cover 52 during movement is maintained; in the moving process of the protective cover 52, the limiting brush plate 53 can clean the surface of the protective cover 52, so that the smoke is prevented from adhering.
Referring to fig. 1 to 6 and fig. 11, in the embodiment of the present invention, the driving assembly includes a driving wheel 55 and a plurality of sets of guiding wheels 54 rotatably connected in the housing, the guiding wheels 54 are rotatably disposed between the ends of the two sets of fixed guide slots 51, the surface of the guiding wheels 54 is movably abutted against the inner wall of the protective cover 52, a driving motor 57 is disposed at an end of the driving wheel 55 in a transmission connection manner, and a driving belt 56 is disposed at the periphery of the driving wheel 55 and the guiding wheels 54 in a synchronous transmission connection manner.
In this embodiment, preferably, the surface of the guiding and conveying wheel 54 is wrapped with a rubber layer, the surface of the guiding and conveying wheel 54 drives the protective cover 52 to rotate by using friction force, the surface of the driving wheel 55 is embedded with a spiral track groove, the driving belt 56 is wound around the periphery of the guiding and conveying wheel 54 respectively, and the driving belt 56 is wound around the driving wheel 55 along the spiral track groove for one turn, the driving motor 57 is started to drive the driving wheel 55 to rotate, so as to drive a plurality of groups of guiding and conveying wheels 54 to rotate synchronously, thereby controlling the protective cover 52 to rotate, the whole operation is flexible and stable, and the mode can ensure that the rotation of the protective cover 52 is not affected, and the mode can also cooperate with the abutting rod 58, the fixed guide groove 51 and the limiting brush plate 53 to keep the stability of the rotation of the protective cover 52.
Referring to fig. 1-2 and fig. 7, in the embodiment of the present invention, the ventilation mechanism 4 includes a ventilation cavity 41, a plurality of sets of sequentially arranged cylindrical cavities are embedded in the ventilation cavity 41, adjacent cylindrical cavities are communicated with each other, and the cylindrical cavities are movably connected with filter leaves 42 in a matching manner; one end of the air guide cavity 41 is communicated with a ventilator 44 through an air inlet pipe 43, the input end of the ventilator 44 is communicated with the air inlet pipe 43, and the output end of the ventilator 44 is communicated with a group of ventilation holes 13 through an air inlet joint 45; the other end of the air guide cavity 41 is communicated with an air outlet connector 47 through an air outlet pipe 46, and the air outlet connector 47 is communicated with the other group of air exchange holes 13.
In this embodiment, preferably, the ventilation fan 44 may be an air blower, a ventilation fan or an air pump, the ventilation fan 44 is started to draw air through the air inlet connector 45, the air flow passes through the air guide cavity 41, the filtering is completed by the filtering blades 42, and then the air flow is discharged through the air outlet connector 47, the whole circulation process can be performed reversely, the circulation treatment of the flue gas is completed in the air flow circulation process, and meanwhile, the protection cover 52 can be cooled by blowing air when a fire disaster occurs.
In this example, it is preferable that activated carbon particles and the like are filled between two adjacent sets of cylindrical cavities for adsorption filtration, and the width of the communication part between two adjacent sets of cylindrical cavities is smaller than the circular radius of the cross section of the cylindrical cavity, so that the problem of air leakage is not easy to occur when the air flow passes through the filter leaf 42.
Referring to fig. 1-2 and fig. 7, in the embodiment of the present invention, the filter blade 42 includes a rotating shaft 4201, a plurality of sets of blades 4202 and filter screens 4203 are fixedly connected to the periphery of the rotating shaft 4201, the blades 4202 and the filter screens 4203 are alternately arranged, the extending direction of the rotating shaft 4201 coincides with the axial direction of the cylindrical cavity inside the air guide cavity 41, and the edges of the blades 4202 and the filter screens 4203 are movably attached to the inner wall of the cylindrical cavity inside the air guide cavity 41.
In this embodiment, preferably, the filter screen 4203 is made of a light plate, the fan blade 4202 is made of a small-hole filter screen or made of a metal frame with filter cloth embedded therein, and when the airflow passes through the air guide cavity 41, the filter screen 4203 can be blown, so that the filter screen 4203 and the fan blade 4202 both rotate through the rotating shaft 4201, thereby avoiding the problem that the fan blade 4202 cannot pass through due to excessive impurities attached to the surface of the fan blade 4202, and simultaneously, the fan blade 4202 can be fully utilized.
Referring to fig. 1 to 2 and 8 to 9, in the embodiment of the present invention, a storage battery 7 is installed in the housing, the ventilation mechanism 4 further includes a strip plate 48, the strip plate 48 is movably embedded in the housing, fusing bolts 4801 connected to the housing symmetrically penetrate through two sides of the strip plate 48, a telescopic rod 4802 is connected between two sides of the strip plate 48 and the bottom inside the housing, a support rod 4803 is fixedly connected to the middle of the strip plate 48, and an adjusting component for electrically connecting the storage battery 7 or a fixed circuit is rotatably connected to the end of the support rod 4803 away from the strip plate 48.
In this embodiment, preferably, the fixed line may adopt a municipal line or a conventional support line, and after the fixed line is connected in parallel with the storage battery 7, the fixed line is electrically connected with a plurality of groups of electric devices connected in parallel. The end of shaft 4201 is rotatably coupled to strip 48 by a damped bearing to facilitate disassembly and maintenance.
In this example, it is preferred, telescopic link 4802 is for cutting the fork structure, be equipped with the spring in the telescopic link 4802, telescopic link 4802 can present the extension state under the spring action, bar board 48 assembles on the shell 1 of casing through fusing bolt 4801, telescopic link 4802 is in compression state, after fusing bolt 4801 reaches the temperature threshold value, fusing bolt 4801 fusing, the spring in the telescopic link 4802 breaks away from the restriction this moment, promote bar board 48 and break away from on the shell 1 of casing, the inside and outside intercommunication of casing, avoid inside components high temperature down the short circuit because of interior too big problem that causes the explosion of pressing in, avoided causing the life injury to other personnel.
Referring to fig. 1 to 2 and 8 to 9, in an embodiment of the present invention, the adjusting assembly includes a rotating rod 4804 rotatably connected to a supporting rod 4803, a limiting groove 4805 is disposed in the middle of the rotating rod 4804 in a penetrating manner, a limiting rod 4806 is slidably connected to the limiting groove 4805 in a matching manner, the limiting rod 4806 is fixedly connected in the housing, an adjusting joint 4807 is fixedly connected to a terminal of the rotating rod 4804 away from the supporting rod 4803, and the adjusting joint 4807 is disposed corresponding to a terminal of the storage battery 7 and a terminal of the fixed circuit.
In this embodiment, preferably, the adjusting joint 4807 is electrically connected to the inside of the device, such as the ventilation fan 44 and the driving motor 57, when the strip-shaped plate 48 is assembled on the housing 1 of the casing, the telescopic rod 4802 is in a compressed state, and the adjusting joint 4807 is in communication with the terminal of the fixed circuit; after fusing bolt 4801 melts, telescopic link 4802 promotes strip shaped plate 48 and rises, and adjusting joint 4807 realizes rotating through the sliding fit of spacing groove 4805 and gag lever post 4806 this moment, and adjusting joint 4807 is terminal to be connected with the wiring end electrical property of battery 7. Through the regulation, when a fire disaster occurs and high temperature exists, the storage battery 7 is used as power supply, so that the failure of the device caused by short circuit of an external fixed line is avoided, the effective utilization time of the device can be prolonged as much as possible, and the personnel security is improved.
Referring to fig. 8-10, in the embodiment of the present invention, the ventilation fan 44 is electrically connected to the smoke sensor 8, the ventilation fan 44 is controlled to be turned on when the smoke sensor 8 reaches a threshold value, and the ventilation fan 44 is turned off when the threshold value is lower than the threshold value; the driving motor 57 is electrically connected with the temperature sensor 9, the driving motor 57 is controlled to be started when the temperature sensor 9 reaches a threshold value, and the driving motor 57 is controlled to be stopped when the temperature sensor 9 is lower than the threshold value; the ventilation fan 44, the smoke sensor 8, the driving motor 57 and the temperature sensor 9 are connected in parallel, the storage battery 7 and the fixed circuit are connected in parallel, and the two groups of parallel connections are respectively connected in series through the warning lamp 6 and the adjusting connector 4807 to form a loop.
In this embodiment, preferably, when the device is used at ordinary times, the adjusting joint 4807 is connected to the fixed line, when smoke exists, the smoke sensor 8 controls the ventilator 44 to start, the ventilator 44, the warning light 6 and the fixed line form a loop, and the effects of alarming and smoke circulation purification treatment are generated; when a high-temperature fire occurs, the temperature sensor 9 controls the driving motor 57 to be started, so that the smoke purification treatment is performed, and the indicated part is protected; and after the temperature further rose, the fusing through fusing bolt 4801 drove adjusting joint 4807 and rotates, and switch on battery 7 back this moment, battery 7 was as the power in the return circuit, avoided the use that the fixed line short circuit influences the device under the high temperature condition of a fire, improved the suitability.
The working principle of the invention is as follows: when a fire disaster occurs, firstly, smoke is generated, after the smoke sensor 8 senses the smoke, if a threshold value is reached, the ventilation mechanism 4 is started after being connected with a circuit, meanwhile, the warning lamp 6 is connected with the circuit, and the warning lamp 6 is started after being connected with the circuit, so that a reminding effect can be achieved; the ventilation mechanism 4 sucks smoke through the ventilation hole 13 on one side, and the smoke is filtered in the ventilation mechanism 4 and then discharged from the ventilation hole 13 on the other side, so that the air environment can be ensured at the initial stage of no open fire or fire, and the escape efficiency of people is improved; when open fire occurs, the temperature in the environment where the device is located is continuously raised, and when the temperature sensed by the temperature sensor 9 reaches a threshold value, the protection mechanism 5 is connected with the circuit, at the moment, the output end of the protection mechanism 5 slides out of the shell 1, and is matched with the track plate 12 and the front surface of the shell 1 to form a relatively closed space together, a luminous body can be arranged in the space, the preferable luminous body can adopt a mark 3, the mark 3 can be fluorescent, conductive and luminous, or continuous luminous, or solar energy is used for emitting light, so that people can be guided to escape, the light-emitting body can be protected in a relatively closed space, therefore, damage is avoided, automatic cleaning in the shell 1 is facilitated in the rotating process, the sight line is prevented from being influenced, and meanwhile smoke can be prevented from adhering to the inner side of the output end of the protection mechanism 5 by matching with the ventilation mechanism 4; after the driving assembly is started, the protective cover 52 can be driven to rotate, so that the protective cover moves out of the shell 1, open fire can be prevented from burning on equipment, the protective cover 52 can continuously rotate in and out to keep clean, the guide sight of the mark 3 is prevented from being influenced, the air is circularly pumped and blown and filtered by the ventilation mechanism 4, and the safety is prevented from being influenced by overhigh surface temperature of the protective cover 52; in the rotating process of the protective cover 52, even if the protective cover is rotated to be matched with the track plate 12, a part of the protective cover is positioned in the shell 1, so that the protective cover 52 can be effectively prevented from falling off, and the stability of the protective cover 52 in the operation process is ensured; the driving motor 57 is started to drive the driving wheel 55 to rotate, so that a plurality of groups of guide wheels 54 can be driven to synchronously rotate, the rotation of the protective cover 52 is controlled, the whole operation is flexible and stable, the rotation of the protective cover 52 can not be influenced, and the rotation stability of the protective cover 52 can be kept by matching with the abutting rod 58, the fixed guide groove 51 and the limiting brush plate 53; after the ventilation fan 44 is started, air is sucked through the air inlet connector 45, airflow passes through the air guide cavity 41, is filtered by the filter blades 42, and is discharged through the air outlet connector 47, the whole circulation process can be carried out reversely, the circulation treatment of smoke is completed in the airflow circulation process, and meanwhile, the protection cover 52 can be blown for cooling in case of fire; when fusing bolt 4801 reaches a temperature threshold value, fusing bolt 4801 fuses, at this time, a spring in telescopic link 4802 is separated from limitation, strip-shaped plate 48 is pushed to be separated from shell 1 of the shell, the inside and the outside of the shell are communicated, the problem of explosion caused by overlarge internal pressure when internal components are short-circuited at high temperature is avoided, and personal injury to other people is avoided; after fusing bolt 4801 melts, telescopic link 4802 promotes strip shaped plate 48 and rises, and adjusting joint 4807 realizes rotating through the sliding fit of spacing groove 4805 and gag lever post 4806 this moment, and adjusting joint 4807 is terminal to be connected with the wiring end electrical property of battery 7. Through the regulation, when a fire disaster occurs and high temperature exists, the storage battery 7 is used as power supply, so that the failure of the device caused by short circuit of an external fixed line is avoided, the effective utilization time of the device can be prolonged as much as possible, and the personnel security is improved.
Claims (8)
1. The intelligent fire-fighting fire detection alarm comprises a shell and a warning lamp arranged on the shell; it is characterized in that the preparation method is characterized in that,
the front side of the shell is symmetrically provided with track plates, a protection mechanism is arranged in the shell and comprises a fixed guide groove, and the edges of the inner sides of the fixed guide groove are respectively matched with the two groups of track plates in a sliding manner;
the front surface of the shell is positioned between the two groups of track plates and symmetrically provided with air holes in a penetrating manner, an air exchange mechanism is arranged in the shell, and the input end and the output end of the air exchange mechanism are respectively communicated with the two groups of air holes;
the shell is provided with a smoke sensor and a temperature sensor, when the smoke sensor senses that a threshold value is reached, the air exchange mechanism is started and exhausts air through the air exchange holes, and the air is filtered by the air exchange mechanism and then discharged through the other group of air exchange holes; when the temperature sensor senses that the threshold value is reached, the protection mechanism is started, the output end of the protection mechanism continuously rotates, and the output end of the protection mechanism extends out of the shell and is matched with the track plate.
2. The intelligent fire-fighting fire detection alarm device according to claim 1, wherein the protection mechanism comprises two sets of fixed guide slots symmetrically arranged in the housing, a gap is formed between opposite ends of the two sets of fixed guide slots, the ends of the two sets of fixed guide slots which are relatively far away are respectively opposite to the ends of the edges of the track plate, a strip-shaped groove is arranged at the opposite positions of the edges of the fixed guide slots and the track plate in a penetrating manner, the fixed guide slots are connected with protection covers in a matching manner, the protection covers are movably matched with the track plate, and the inner sides of the protection covers are connected with driving components for driving the protection covers to slide and rotate along the fixed guide slots and the track plate in a transmission manner.
3. The intelligent fire-fighting fire detection alarm device according to claim 2, wherein a limiting brush plate is symmetrically and fixedly connected with the inner side of the shell, the limiting brush plate and the fixed guide groove are oppositely and concentrically arranged, the side surface of the limiting brush plate opposite to the fixed guide groove is movably attached to the surface of the protection cover, bristles are uniformly distributed on the side surface of the limiting brush plate opposite to the side surface of the protection cover, the inner wall of the shell is symmetrically and fixedly connected with a supporting rod, and the tail end of the supporting rod is movably abutted to the surface of the protection cover.
4. The intelligent fire-fighting fire detection alarm device according to claim 2, wherein the driving assembly comprises a driving wheel rotatably connected in the housing and a plurality of guide wheels rotatably disposed between the ends of the two fixed guide grooves, the surfaces of the guide wheels movably abut against the inner wall of the protective cover, the driving wheel is provided with a driving motor in end transmission connection, and the driving wheel and the guide wheels are provided with a driving belt in peripheral synchronous transmission connection.
5. The intelligent fire-fighting fire detection alarm device according to claim 1, wherein the ventilation mechanism comprises an air guide cavity, a plurality of sets of cylindrical cavities are embedded in the air guide cavity, the cylindrical cavities are arranged in sequence, adjacent cylindrical cavities are communicated with each other, and filter leaves are movably connected in the cylindrical cavities in a matched manner; one end of the air conducting cavity is communicated with a ventilator through an air inlet pipe, the input end of the ventilator is communicated with the air inlet pipe, and the output end of the ventilator is communicated with a group of ventilation holes through an air inlet joint; the other end of the air guide cavity is communicated with the yarn dyed fabric through an air outlet pipe and is provided with an air outlet joint, and the air outlet joint is communicated with the other group of air exchange holes.
6. The intelligent fire-fighting fire detection alarm device according to claim 5, wherein the filter leaf comprises a rotating shaft, a plurality of sets of fan blades and filter screens are fixedly connected to the periphery of the rotating shaft, the fan blades and the filter screens are alternately arranged, the extending direction of the rotating shaft coincides with the axial direction of the cylindrical cavity in the air guide cavity, and the edges of the fan blades and the filter screens are movably attached to the inner wall of the cylindrical cavity in the air guide cavity.
7. The intelligent fire-fighting fire detection alarm device as claimed in claim 5, wherein a storage battery is installed in the housing, the ventilation mechanism further comprises a strip-shaped plate, the strip-shaped plate is movably embedded in the housing, the strip-shaped plate is symmetrically provided with fuse bolts connected to the housing in a penetrating manner, a telescopic rod is connected between the two sides of the strip-shaped plate and the bottom in the housing, a support rod is fixedly connected to the middle of the strip-shaped plate, and an adjusting component for electrically connecting the storage battery or a fixed circuit is rotatably connected to the end of the support rod away from the strip-shaped plate.
8. The intelligent fire-fighting fire detection alarm device according to claim 7, wherein the adjusting component comprises a rotating rod rotatably connected to a support rod, a limiting groove is formed in the middle of the rotating rod, a limiting rod is arranged on the limiting groove in a sliding fit connection mode, the limiting rod is fixedly connected in the shell, an adjusting joint is fixedly connected to the end, far away from the support rod, of the rotating rod, and the adjusting joint is correspondingly arranged with the storage battery and the terminal of the fixed circuit.
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| CN202111226270.0A CN113870518B (en) | 2021-10-21 | 2021-10-21 | Fire detection alarm for intelligent fire fighting |
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| CN113870518B (en) | 2023-01-06 |
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