CN113289298B - Fire alarm and regional fire extinguishing device - Google Patents
Fire alarm and regional fire extinguishing device Download PDFInfo
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- CN113289298B CN113289298B CN202110847089.5A CN202110847089A CN113289298B CN 113289298 B CN113289298 B CN 113289298B CN 202110847089 A CN202110847089 A CN 202110847089A CN 113289298 B CN113289298 B CN 113289298B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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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
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
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- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The invention relates to the technical field of fire detection, in particular to a fire alarm and regional fire extinguishing device, which comprises: the device comprises a first shell, a second shell, a third shell, a transmission assembly, a water outlet pipe, a columnar cam and a water inlet pipe; when a fire disaster occurs indoors, the four temperature sensors are used for positioning the fire disaster, the smoke sensors are used for determining whether the fire disaster occurs indoors, then the motor drives the third shell to rotate to the fire disaster, the water outlet pipe is discharged indoors, the motor rotates reversely, the columnar cam rotates reversely, the connecting rod is overturned up and down in a reciprocating mode, and the fire disaster area is extinguished, so that the indoor area is extinguished regionally, the existing fire extinguishing spray head is prevented from conducting precipitation fire extinguishment on the whole room, and the fire extinguishing efficiency is low.
Description
Technical Field
The invention relates to the technical field of fire detection, in particular to a fire alarm and regional fire extinguishing device.
Background
The conflagration is one of the calamity that generally threatens human safety, for preventing the emergence of conflagration, more and more places, such as places such as public meeting room, hotel begin to install fire alarm device, can survey indoor conflagration through fire alarm device, then put out a fire through the shower nozzle of putting out a fire to avoid the casualties of personnel, reduce loss of property. But the prior art has the defects that: at present, fire alarm device can't make the judgement to the burning things which may cause, and the watering has not pointed, once triggers the alarm, and the shower nozzle of putting out a fire can carry out precipitation to whole room and put out a fire, and receives the little influence of water pressure, and the shower nozzle area of putting out a fire is little to the fire extinguishing efficiency is low, often need install a plurality of shower nozzles of putting out a fire for improving room of fire extinguishing efficiency, and the arrangement and the construction degree of difficulty of its pipeline are all very big, lead to the cost high.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to improve the accuracy of fire extinguishing by positioning a fire source area through a nozzle to extinguish a fire by determining whether a fire and a direction of the fire are occurring by a plurality of temperature sensors in cooperation with a smoke sensor, and to achieve the above object by the following means.
The fire alarm and area fire extinguishing apparatus includes: the device comprises a first shell, a second shell, a third shell, a transmission assembly, a water outlet pipe, a cylindrical cam and a water inlet pipe.
The pipeline is horizontally arranged on the vertical wall surface of the first shell, the number of the pipelines is four, the four pipelines are arranged along four directions of the south, the east and the north, and the four pipelines are internally provided with temperature sensors respectively.
The smoke outlet has been seted up to first casing top surface, inside the first casing, be located smoke transducer below and be provided with the motor, first casing bottom surface is equipped with the stopper.
The shaft of motor is the hollow shaft, and the upper segment of shaft extends out the motor, and the lower extreme of shaft passes through first casing, and wherein the upper and lower end of shaft is connected with the bearing respectively, and the inlet tube is connected through the bearing to the axle upper end, and the axle lower extreme passes through another bearing and connects the outlet pipe, the outlet pipe is flexible hose.
The bottom surface of the second shell is connected with the first shell, the top surface of the second shell is fixed with the ceiling, and an alarm is arranged in the second shell.
The third shell is arranged below the first shell and is connected with a shaft of the motor through a one-way bearing.
The third casing's inside is equipped with the column cam, column cam and axle coaxial coupling, set up four spouts on the perpendicular wall of column cam, four spouts slope relatively sets up, and the looks remote site of adjacent spout communicates each other, the degree of depth of the upper end intercommunication department of adjacent spout is big, and is excessive downwards through domatic.
The transmission assembly includes: connecting rod, transmission shaft, spring, spacing slide, coupling assembling.
Preferably, the four temperature sensors divide the room into four regions for detection, a smoke sensor is arranged in the center of the first shell, the four temperature sensors are used for detecting the temperature change of the four regions in the room, namely whether the four temperature sensors are triggered by the high temperature of the four regions, and then the smoke sensor is used for detecting the indoor smoke to determine whether a fire disaster occurs.
Preferably, the stopper is right triangle, and quantity is four, and four stoppers set up in the perpendicular recess of first casing bottom surface along four directions of southeast, west and north respectively, and wherein the stopper bottom surface is domatic, and the stopper passes through gravity, descends naturally to the part of stopper is located outside the perpendicular recess of first casing bottom surface.
Preferably, the top surface of the third shell is provided with grooves, and the number and the length of the grooves are the same as those of the limiting blocks.
Preferably, the connecting rods are L-shaped, the number of the connecting rods is two, the vertical parts of the two connecting rods respectively correspond to the two vertical strip-shaped openings, the horizontal parts at the lower ends of the two connecting rods respectively extend towards the axis of the third shell, the number of the transmission shafts is two, one end of each transmission shaft is respectively connected with the end parts of the vertical parts of the two connecting rods, the other ends of the two transmission shafts penetrate through the two vertical strip-shaped openings and are respectively meshed into the sliding grooves, the two springs are respectively nested on the two transmission shafts, one ends of the two springs are attached to the connecting rods, the other ends of the two springs are attached to the wall surface of the third shell, the number of the limiting slide ways is two, one ends of the two limiting slide ways are respectively connected with the vertical parts of the two connecting rods, the other ends of the two limiting slide ways extend to respectively nest the two limiting shafts, the connecting assembly is C-shaped and the number of the two limiting slide ways, the two connecting components are fixed at the extending ends of the horizontal parts of the two connecting rods respectively, the two connecting components are arranged oppositely, the two connecting components are initially attached to form a ring, the two connecting components are connected with the lower end of the water outlet pipe in a point mode respectively, and the lower end of the water outlet pipe is in a horn shape with the diameter being larger at the bottom and smaller at the top.
As a further improvement of the present invention.
A fire alarm and area fire suppression apparatus comprising: the water inlet pipe comprises a second shell, a third shell, a transmission assembly, a water outlet pipe, a columnar cam, a first motor, a first water inlet pipe and a first infrared scanner.
The top surface of the second shell is fixed with the ceiling, the first alarm and the first motor are arranged in the second shell, and the elastic sheet is arranged on the bottom surface of the second shell.
The shaft of the first motor is a hollow shaft, the first motor extends out of the upper section of the shaft, the lower end of the shaft penetrates through the second shell, the upper end and the lower end of the shaft are respectively connected with the first bearing, the upper end of the shaft is connected with the first water inlet pipe through the bearing, the lower end of the shaft is connected with the water outlet pipe through the other bearing, and the water outlet pipe is a flexible hose.
The first infrared scanner is located below the second shell and fixed on a shaft of the first motor through the mounting portion.
The installation department is the tubulose, and the shell fragment cambered surface supports to close installation department top surface.
The third shell is fixed on a shaft of the first motor through a one-way bearing and located below the infrared scanner, vertical strip-shaped openings are formed in two opposite vertical wall surfaces of the third shell respectively, one side of each vertical strip-shaped opening is located, and limiting shafts are horizontally arranged on the two opposite vertical wall surfaces of the third shell respectively.
The third shell is internally provided with a first cylindrical cam which is coaxially connected with the shaft, and four sliding grooves are formed in the vertical wall surface of the first cylindrical cam and are arranged in an inclined mode.
The transmission assembly includes: connecting rod, transmission shaft, spacing slide, coupling assembling, infrared scanner two.
Preferably, the elastic sheet is in a curved arc shape, wherein the arc surface of the elastic sheet faces downwards.
Preferably, the first infrared scanner emits vertical planar rays, and the first motor rotates forwards, so that the first infrared scanner scans indoors.
Preferably, the connecting rods are L-shaped, the number of the connecting rods is two, the vertical parts of the two connecting rods correspond to the two vertical bar-shaped openings respectively, the horizontal parts at the lower ends of the two connecting rods extend towards the axis of the third shell, the number of the transmission shafts is two, one ends of the two transmission shafts are connected with the end parts of the vertical parts of the two connecting rods respectively, the other ends of the two transmission shafts penetrate through the two vertical bar-shaped openings and are then meshed into the sliding chutes respectively, the number of the limiting slideways is two, one ends of the two limiting slideways are connected with the vertical parts of the two connecting rods respectively, the other ends of the two limiting slideways extend to be nested with the two limiting shafts respectively, the connecting components are C-shaped and are two, the two connecting components are fixed at the extending ends of the horizontal parts of the two connecting rods respectively, the two connecting components are arranged oppositely, and the initial two connecting components are jointed to form a ring shape, the two connecting components are respectively connected with the lower end of the water outlet pipe, the second infrared scanner and the vertical part of the connecting rod are fixed on the bottom surface of one connecting component at the same angle, and the second infrared scanner emits linear rays to be matched with the infrared scanner to position a pair of fire hazards.
The invention has the beneficial effects that:
1. when a fire disaster occurs indoors, the fire disaster position is positioned through the four temperature sensors, whether the fire disaster occurs indoors or not is determined through the smoke sensor, the motor drives the third shell to rotate to the fire disaster position, the water outlet pipe is discharged indoors, then the motor rotates reversely, the columnar cam rotates reversely, the connecting rod is overturned up and down in a reciprocating mode, and a fire area is extinguished, so that the indoor regional fire extinguishment is achieved, the problem that the existing fire extinguishing spray head carries out precipitation fire extinguishment on the whole room is solved, and the fire extinguishing efficiency is low;
2. according to the invention, the rotation of the third shell is realized through one motor, the positioning of a fire area is realized, and the transmission assembly is turned over up and down, so that the fire extinguishing of the fire area is realized;
3. when a fire disaster occurs indoors, the first infrared scanner determines a fire disaster area, the limit shaft and the extension end of the limit slide rail are right opposite to flames at the moment, the first motor rotates reversely, the columnar cam rotates reversely, the connecting rod is enabled to overturn up and down in a reciprocating mode, the two pairs of flames of the first infrared scanner are located, the first motor stops, water is discharged indoors along the water outlet pipe, fire is extinguished towards the fire position, regional fire extinguishment is achieved indoors, and therefore the existing fire extinguishing nozzle is prevented from conducting water lowering fire extinguishment on the whole room, and fire extinguishing efficiency is low.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure of the first embodiment of the present invention.
Fig. 3 is a schematic distribution diagram of four temperature sensors according to the first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a first housing according to the first embodiment of the invention.
Fig. 5 is an exploded view of the third housing and the transmission mechanism according to the first embodiment of the present invention.
Fig. 6 is a schematic view of a connection structure between a connection assembly and a water outlet pipe according to a first embodiment of the present invention.
Fig. 7 is a schematic view of an internal structure of the connecting member according to the first embodiment of the present invention.
FIG. 8 is a schematic view of a cylindrical cam deployment structure according to a first embodiment of the present invention.
Fig. 9 is a schematic view of the water outlet pipe driven by the transmission mechanism according to the first embodiment of the present invention to reciprocate.
Fig. 10 is a schematic view of the end of the flattened outlet pipe of the connecting assembly according to the first embodiment of the present invention.
Fig. 11 is a schematic view of the internal structure of the second embodiment of the present invention.
Fig. 12 is an exploded view of the third housing and the transmission mechanism according to the second embodiment of the present invention.
FIG. 13 is a schematic view of a cylindrical cam deployment structure according to a second embodiment of the present invention.
1-a first shell, 11-a pipeline, 12-a temperature sensor, 13-a smoke sensor, 14-a motor, 141-a shaft, 142-a bearing, 16-a limiting block, 2-a second shell, 21-an alarm, 3-a third shell, 31-a one-way bearing, 32-a vertical strip-shaped opening, 33-a limiting shaft, 34-a groove, 4-a transmission component, 41-a connecting rod, 42-a transmission shaft, 43-a spring, 44-a limiting slideway, 45-a connecting component, 46-a second infrared scanner, 5-a water outlet pipe, 6-a columnar cam, 61-a chute, 611-an upper end communicating part, 612-a slope surface, 7-a water inlet pipe, 8-a motor I, 9-a water inlet pipe I, 10-a first infrared scanner, 10-a smoke detector I, 23-spring plate, 101-mounting part, 81-bearing I and 62-column cam I.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are easily implemented by those having ordinary skill in the art to which the present invention pertains, however, the present invention may be implemented in various forms, and thus, the present invention is not limited to the embodiments described below, and in addition, components not connected to the present invention will be omitted from the drawings for more clear description of the present invention.
The first embodiment:
as shown in fig. 1-2, a fire alarm and area fire extinguishing apparatus includes: the device comprises a first shell 1, a second shell 2, a third shell 3, a transmission component 4, a water outlet pipe 5, a cylindrical cam 6 and a water inlet pipe 7.
The vertical wall surface of the first shell 1 is horizontally provided with four pipelines 11, the number of the pipelines 11 is four, the four pipelines 11 are arranged along four directions of south, east, west and north, the four pipelines 11 are respectively provided with temperature sensors 12, as shown in fig. 3, the four temperature sensors 12 divide the indoor space into four areas for detection, the center of the first shell 1 is provided with a smoke sensor 13, the temperature change of the four areas in the indoor space is detected through the four temperature sensors 12, namely whether the four temperature sensors 12 are triggered by the high temperature of the four areas, and then the smoke sensor 13 is used for detecting the indoor smoke to determine whether a fire occurs, compared with the method that the indoor fire area is directly detected through a plurality of smoke sensors (namely, the indoor air flow is influenced by the outdoor air flow to cause the smoke to shift), the fire area is detected through the cooperation of the four temperature sensors 12 and the smoke sensor 13, to improve accuracy.
A smoke outlet is formed in the top surface of the first casing 1, a motor 14 is arranged inside the first casing 1 and below the smoke sensor 13, and a limiting block 16 is arranged on the bottom surface of the first casing 1 as shown in fig. 4.
The shaft 141 of the motor 14 is a hollow shaft, the upper section of the shaft 141 extends out of the motor 14, the lower end of the shaft 141 penetrates through the first housing 1, the upper end and the lower end of the shaft 141 are respectively connected with a bearing 142, the upper end of the shaft 141 is connected with the water inlet pipe 7 through the bearing 142, the lower end of the shaft 141 is connected with the water outlet pipe 5 through another bearing 142, and the water outlet pipe 5 is a flexible hose.
The stopper 16 is right triangle, and quantity is four, and four stoppers 16 set up in the perpendicular recess of first casing 1 bottom surface (not shown in the figure) along four directions of southeast northwest respectively, and wherein stopper 16 bottom surface is domatic, and stopper 16 passes through gravity, descends naturally to stopper 16's part is located outside the perpendicular recess of first casing 1 bottom surface.
The third housing 3 is disposed below the first housing 1 and is connected to a shaft 141 of the motor 14 through a one-way bearing 31.
As shown in fig. 5, the top surface of the third casing 3 is provided with grooves 34, the number and length of the grooves 34 are the same as those of the limiting blocks 16, the initial limiting block 16 is partially located in the groove 34, when the third casing 3 rotates forwards, the end of the groove 34 pushes up the slope at the lower end of the limiting block 16 to allow the limiting block 16 to move upwards and downwards, when the third casing 3 rotates backwards, the groove 34 is attached to the vertical wall of the limiting block 16 to limit the third casing 3 to rotate, two opposite vertical walls of the third casing 3 are respectively provided with vertical bar-shaped openings 32, the vertical bar-shaped openings are located on one side of the two vertical bar-shaped openings 32, and two opposite vertical walls of the third casing 3 are respectively and horizontally provided with limiting shafts 33.
A cylindrical cam 6 is arranged inside the third housing 3, the cylindrical cam 6 is coaxially connected with the shaft 141, four sliding grooves 61 are arranged on a vertical wall surface of the cylindrical cam 6, the four sliding grooves 61 are arranged in a relatively inclined manner, opposite ends of adjacent sliding grooves 61 are communicated with each other, as shown in fig. 8, a communicating part 611 at the upper end of each adjacent sliding groove 61 is large in depth and is excessively downward through a slope 612.
As shown in fig. 5, the transmission assembly 4 includes: connecting rod 41, transmission shaft 42, spring 43, spacing slide 44, coupling assembling 45.
The connecting rods 41 are L-shaped, the number of the connecting rods is two, the vertical parts of the two connecting rods 41 correspond to the two vertical strip-shaped openings 32 respectively, and the horizontal part at the lower end of the two connecting rods 41 extends towards the axis of the third shell 3.
The number of the transmission shafts 42 is two, one end of each of the two transmission shafts 42 is connected to the end of the vertical part of the two connecting rods 41, and the other end of each of the two transmission shafts 42 penetrates through the two vertical strip-shaped openings 32 and is then engaged in the sliding groove 61.
The number of the springs 43 is two, the two springs 43 are respectively nested on the two transmission shafts 42, one ends of the two springs 43 are attached to the connecting rod 41, and the other ends of the two springs 43 are attached to the wall surface of the third shell 3.
The number of the two limiting slide ways 44 is two, one end of each of the two limiting slide ways 44 is connected with the vertical part of the two connecting rods 41, and the other end of each of the two limiting slide ways 44 extends to be nested in the two limiting shafts 33.
Coupling assembling 45 is "C" font, and quantity is two, and two coupling assembling 45 are fixed respectively at the extension end of two connecting rod 41 horizontal parts, and two coupling assembling 45 set up relatively, and initial two coupling assembling 45 laminate mutually and constitute the ring-type, as shown in figure 6, two coupling assembling 45 connect the 5 lower extremes of outlet pipe with the mode of point respectively, as shown in figure 7, the 5 lower extremes of outlet pipe are big horn shape about the diameter.
When the water outlet pipe 5 is vertically downward, the vertical part of the connecting rod 41 is vertical, the transmission shaft 42 is positioned at the upper end communication part 611 of the four sliding grooves 61, and the extending end of the limiting slide way 44 is nested in the limiting shaft 33.
The motor 14 drives the third housing 3 and the cylindrical cam 6 to rotate through the shaft 141.
The working principle of the invention is as follows:
when a fire breaks out in a certain indoor area, the temperature sensor 12 in the area is triggered by high temperature, then the smoke sensor 13 detects smoke, the alarm 21 gives an alarm, the motor 14 rotates forwards, the third shell 3 and the columnar cam 6 are driven to rotate through the shaft 141, the transmission component 4 is driven to rotate through the third shell 3, when the limiting shaft 33 and the extending end of the limiting slide way 44 rotate to face the area, water is discharged indoors along the water inlet pipe 7, the shaft 141 and the water outlet pipe 5, the motor 14 rotates reversely, the third shell 3 is made to be static through the one-way bearing 31 and the limiting block 16, the columnar cam 6 rotates reversely, as shown in figure 9, the four slide ways 61 drive the transmission shaft 42 to reciprocate upwards and downwards along the vertical strip-shaped opening 32, the connecting rod 41 is overturned upwards and downwards in a reciprocating manner under the action of the limiting slide way 44 and the limiting shaft 33, and when the connecting rod 41 overturns upwards, the transmission shaft 42 moves downwards along the connecting part 611 at the upper ends of the four slide ways 61 through the slopes 612, thereby transmission shaft 42 promotes the opposite horizontal migration of connecting rod 41, spring 43 is stretched, as shown in fig. 10, two coupling assembling 45 draw into oval to the 5 lower extremes of outlet pipe, increase the water spray area when water is followed outlet pipe 5 blowout, thereby when reciprocating upset about outlet pipe 5, spun hydroenergy can cover this region, put out a fire to this region, when indoor deposit inflammable, lead to indoor multizone to take place conflagration or conflagration emergence in third casing 3 below, a plurality of temperature sensor 12 are triggered by high temperature, and behind smoke sensor 13 detects smog, alarm 21 reports to the police, water is along inlet tube 7, axle 141, outlet pipe 5 is indoor discharge, through outlet pipe 5 tubaeform lower extreme, let water spray through attaching the wall effect to put out a fire to a plurality of regions and third casing 3 below.
Second embodiment:
a fire alarm and area fire suppression apparatus comprising: the device comprises a second shell 2, a third shell 3, a transmission component 4, a water outlet pipe 5, a cylindrical cam I62, a motor I8, a water inlet pipe I9 and an infrared scanner I10.
2 top surfaces of second casing are fixed with the ceiling mutually, be provided with alarm 21 and motor 8 in the second casing 2, 2 bottom surfaces of second casing are equipped with shell fragment 23.
The shaft of the first motor 8 is a hollow shaft, the first motor 8 extends out of the upper section of the shaft, the lower end of the shaft penetrates through the second shell 2, the upper end and the lower end of the shaft are respectively connected with a first bearing 81, the upper end of the shaft is connected with a first water inlet pipe 9 through the first bearing 81, the lower end of the shaft is connected with a water outlet pipe 5 through another first bearing 81, and the water outlet pipe 5 is a flexible hose.
The elastic sheet 23 is in a curved arc shape, wherein the arc surface of the elastic sheet 23 faces downwards.
The first infrared scanner 10 is located below the second shell 2, the first infrared scanner 10 is fixed to a shaft of the first motor 8 through the mounting portion 101, the first infrared scanner 10 emits vertical planar rays, and the first motor 8 rotates forwards, and the first infrared scanner 10 scans indoors.
The installation part 101 is tubular, and the cambered surface of the elastic sheet 23 abuts against the top surface of the installation part 101.
As shown in fig. 12, the third housing 3 is fixed on the shaft of the first motor 8 through a one-way bearing 31 and located below the first infrared scanner 10, when the third housing 3 rotates reversely, the one-way bearing 31 idles and is abutted to the mounting portion 101 through the elastic sheet 23 to limit the rotation of the third housing 3, two opposite vertical wall surfaces of the third housing 3 are respectively provided with a vertical strip-shaped opening 32, the third housing is located on one side of the two vertical strip-shaped openings 32, and two opposite vertical wall surfaces of the third housing 3 are respectively and horizontally provided with a limiting shaft 33.
As shown in fig. 13, a first cylindrical cam 62 is disposed inside the third housing 3, the first cylindrical cam 62 is coaxially connected to the shaft 141, four sliding grooves 61 are disposed on a vertical wall surface of the first cylindrical cam 62, and the four sliding grooves 61 are disposed in an inclined manner.
The bottom surface of the mounting portion 101 is provided with a second elastic sheet (not shown), the shape of the second elastic sheet is the same as that of the elastic sheet 23, and the cambered surface of the second elastic sheet abuts against the top surface of the third shell 3.
As shown in fig. 12, the transmission assembly 4 includes: a connecting rod 41, a transmission shaft 42, a limiting slide way 44, a connecting assembly 45 and a second infrared scanner 46.
The connecting rods 41 are L-shaped, the number of the connecting rods is two, the vertical parts of the two connecting rods 41 correspond to the two vertical strip-shaped openings 32 respectively, and the horizontal part at the lower end of the two connecting rods 41 extends towards the axis of the third shell 3.
The number of the transmission shafts 42 is two, one end of each of the two transmission shafts 42 is connected to the end of the vertical part of the two connecting rods 41, and the other end of each of the two transmission shafts 42 penetrates through the two vertical strip-shaped openings 32 and is then engaged in the sliding groove 61.
The number of the two limiting slide ways 44 is two, one end of each of the two limiting slide ways 44 is connected with the vertical part of the two connecting rods 41, and the other end of each of the two limiting slide ways 44 extends to be nested in the two limiting shafts 33.
Coupling assembling 45 is "C" font, and quantity is two, and two coupling assembling 45 are fixed respectively at the extension end of two connecting rod 41 horizontal parts, and two coupling assembling 45 set up relatively, and initial two coupling assembling 45 laminate mutually and constitute the ring-type, and two coupling assembling 45 connect the 5 lower extremes of outlet pipe respectively.
The second infrared scanner 46 and the vertical part of the connecting rod 41 are fixed on the bottom surface of the connecting component 45 at the same angle, and the second infrared scanner 46 emits linear rays so as to be matched with the first infrared scanner 10 to position a fire.
The working principle of the invention is as follows:
the first motor 8 drives the first infrared scanner 10 to rotate forwards continuously through the shaft to scan indoors, when the first infrared scanner 10 detects flame, the alarm 21 gives an alarm, at the moment, the extending ends of the limiting shaft 33 and the limiting slide way 44 rotate to face the flame, the first motor 8 rotates backwards, the mounting portion 101 is made to be static through the one-way bearing 31 and the elastic sheet 23, the first cylindrical cam 62 rotates backwards, the four sliding grooves 61 drive the transmission shaft 42 to move up and down in a reciprocating mode along the vertical strip-shaped opening 32, due to the effect of the limiting slide way 44 and the limiting shaft 33, the connecting rod 41 is made to turn over in a reciprocating mode up and down, the second infrared scanner 46 turns over up and down along the connecting rod 41 to position the flame, after the flame is positioned, the first motor 8 stops, at the moment, water is discharged indoors along the first water inlet pipe 9, the shaft of the first motor 8 and the water outlet pipe 5, and extinguishes fire.
Claims (5)
1. A fire alarm and area fire suppression apparatus comprising: the device comprises a first shell (1), a second shell (2), a third shell (3), a transmission assembly (4), a water outlet pipe (5), a cylindrical cam (6) and a water inlet pipe (7); the method is characterized in that: the vertical wall surface of the first shell (1) is horizontally provided with four pipelines (11), the four pipelines (11) are arranged along four directions of south, east, west and north, and the four pipelines (11) are internally provided with temperature sensors (12) respectively;
a smoke outlet is formed in the top surface of the first shell (1), a motor (14) is arranged in the first shell (1) and below the smoke sensor (13), and a limiting block (16) is arranged on the bottom surface of the first shell (1);
the shaft (141) of the motor (14) is a hollow shaft, the motor (14) extends out of the upper section of the shaft (141), the lower end of the shaft (141) penetrates through the first shell (1), the upper end and the lower end of the shaft (141) are respectively connected with a bearing (142), the upper end of the shaft (141) is connected with the water inlet pipe (7) through the bearing (142), the lower end of the shaft (141) is connected with the water outlet pipe (5) through the other bearing (142), and the water outlet pipe (5) is a flexible hose;
the bottom surface of the second shell (2) is connected with the first shell (1), the top surface of the second shell (2) is fixed with the ceiling, and an alarm (21) is arranged in the second shell (2);
the third shell (3) is arranged below the first shell (1) and is connected with a shaft (141) of the motor (14) through a one-way bearing (31), two opposite vertical wall surfaces of the third shell (3) are respectively provided with a vertical strip-shaped opening (32), and two opposite vertical wall surfaces of the third shell (3) are respectively horizontally provided with a limiting shaft (33);
a cylindrical cam (6) is arranged in the third shell (3), the cylindrical cam (6) is coaxially connected with the shaft (141), four sliding grooves (61) are formed in the vertical wall surface of the cylindrical cam (6), the four sliding grooves (61) are arranged in an opposite inclined mode, opposite ends of the adjacent sliding grooves (61) are communicated with each other, the depth of a communicating part (611) at the upper end of each adjacent sliding groove (61) is large, and the communicating part is over towards the lower side of each sliding groove (61) through a slope surface (612);
the transmission assembly (4) comprises: connecting rod (41), transmission shaft (42), spring (43), spacing slide (44), coupling assembling (45), connecting rod (41), transmission shaft (42), spring (43), spacing slide (44), coupling assembling (45) quantity are two respectively, connecting rod (41) are "L" shape, two the vertical part of connecting rod (41) corresponds two perpendicular bar-shaped openings (32) respectively, and two connecting rod (41) lower extreme horizontal part subtend third casing (3) axle center extends, two the tip of two connecting rod (41) vertical part is connected respectively to transmission shaft (42) one end, and the other end of two transmission shaft (42) runs through two perpendicular bar-shaped openings (32), and then separately engages in spout (61) in, two spring (43) are nested respectively on two transmission shaft (42), and two spring (43) one end laminating connecting rod (41), the third casing of other end laminating (3) wall, two the vertical part of two connecting rods (41) is connected respectively to spacing slide (44) one end, and two spacing slides (44) other ends extend and nest two spacing axles (33) respectively, coupling assembling (45) are "C" font, and two coupling assembling (45) are fixed respectively at the extension end of two connecting rod (41) horizontal parts, and two coupling assembling (45) set up relatively, and two initial coupling assembling (45) are laminated mutually and are constituteed annularly, and outlet pipe (5) lower extreme is connected with the mode of point respectively in two coupling assembling (45), and outlet pipe (5) lower extreme is the loudspeaker form of big end up under the diameter.
2. A fire alarm and area fire suppression apparatus as claimed in claim 1, wherein: the four temperature sensors (12) divide the indoor space into four areas for detection, and a smoke sensor (13) is arranged in the center of the first shell (1).
3. A fire alarm and area fire suppression apparatus as claimed in claim 1, wherein: stopper (16) are right triangle, and quantity is four, and four stopper (16) set up in the perpendicular recess of first casing (1) bottom surface along four directions of southeast, west and north respectively, and wherein stopper (16) bottom surface is domatic, and stopper (16) pass through gravity, descend naturally to the part of stopper (16) is located outside the perpendicular recess of first casing (1) bottom surface.
4. A fire alarm and area fire suppression apparatus as claimed in claim 1, wherein: the top surface of the third shell (3) is provided with grooves (34), and the number and the length of the grooves (34) are the same as those of the limiting blocks (16).
5. A fire alarm and area fire suppression apparatus comprising: the infrared scanner comprises a second shell (2), a third shell (3), a transmission assembly (4), a water outlet pipe (5), a first cylindrical cam (62), a first motor (8), a first water inlet pipe (9) and a first infrared scanner (10), and is characterized in that an alarm (21) and the first motor (8) are arranged in the second shell (2), an elastic sheet (23) is arranged on the bottom surface of the second shell (2), a shaft of the first motor (8) is a hollow shaft, the first motor (8) extends out of the upper section of the shaft, the lower end of the shaft penetrates through the second shell (2), the upper end and the lower end of the shaft are respectively connected with a first bearing (81), the upper end of the shaft is connected with the first water inlet pipe (9) through the first bearing (81), the lower end of the shaft is connected with the water outlet pipe (5) through another first bearing (81), the water outlet pipe (5) is a flexible hose, and the first infrared scanner (10) is positioned below the second shell (2), the first infrared scanner (10) is fixed on the shaft of the first motor (8) through the mounting part (101), the mounting part (101) is tubular, the cambered surface of the elastic sheet (23) is abutted against the top surface of the mounting part (101), the third shell (3) is fixed on the shaft of the first motor (8) through a one-way bearing (31) and is positioned below the first infrared scanner (10), two opposite vertical wall surfaces of the third shell (3) are respectively provided with a vertical strip-shaped opening (32), two opposite vertical wall surfaces of the third shell (3) are respectively horizontally provided with a limit shaft (33), a first cylindrical cam (62) is arranged in the third shell (3), the first cylindrical cam (62) is coaxially connected with the shaft (141), four sliding grooves (61) are arranged on the vertical wall surface of the first cylindrical cam (62), the four sliding grooves (61) are arranged obliquely relatively, and the transmission assembly (4) comprises: connecting rod (41), transmission shaft (42), spacing slide (44), coupling assembling (45), infrared scanner two (46), connecting rod (41), transmission shaft (42), spacing slide (44), coupling assembling (45) quantity are two respectively, connecting rod (41) are "L" shape, and the vertical part of two connecting rods (41) corresponds two perpendicular bar-shaped openings (32) respectively, and the lower extreme horizontal part of two connecting rods (41) extends to third casing (3) axle center, two the tip of two connecting rod (41) vertical part is connected respectively to transmission shaft (42) one end, and the other end of two transmission shaft (42) runs through two perpendicular bar-shaped openings (32), and then separately engages in spout (61), two the vertical part of two connecting rod (41) is connected respectively to spacing slide (44) one end, and two spacing axle (33) are nested respectively to two spacing slide (44) other end extension, coupling assembling (45) are "C" font, and quantity is two, and extension end at two connecting rod (41) horizontal parts is fixed respectively in two coupling assembling (45), and two coupling assembling (45) set up relatively, and outlet pipe (5) lower extreme is connected respectively in two coupling assembling (45), infrared scanner two (46) are fixed in a coupling assembling (45) bottom surface with connecting rod (41) vertical part with the angle.
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| CN202110847089.5A CN113289298B (en) | 2021-07-27 | 2021-07-27 | Fire alarm and regional fire extinguishing device |
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| CN113289298A (en) | 2021-08-24 |
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