CN112274831A - Fireproof automatic spray nozzle - Google Patents
Fireproof automatic spray nozzle Download PDFInfo
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- CN112274831A CN112274831A CN202011194875.1A CN202011194875A CN112274831A CN 112274831 A CN112274831 A CN 112274831A CN 202011194875 A CN202011194875 A CN 202011194875A CN 112274831 A CN112274831 A CN 112274831A
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- Prior art keywords
- rod
- air duct
- fixedly connected
- hole
- sliding
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- 239000007921 spray Substances 0.000 title claims abstract description 35
- 239000000779 smoke Substances 0.000 claims abstract description 43
- 238000010304 firing Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- 239000011521 glass Substances 0.000 claims description 39
- 239000007919 dispersible tablet Substances 0.000 claims description 18
- 239000010687 lubricating oil Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 230000009970 fire resistant effect Effects 0.000 claims 7
- 230000002265 prevention Effects 0.000 claims 1
- 239000003826 tablet Substances 0.000 claims 1
- 230000035484 reaction time Effects 0.000 abstract description 12
- 238000005507 spraying Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000007790 scraping Methods 0.000 description 4
- 206010040007 Sense of oppression Diseases 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
- A62C37/14—Releasing means, e.g. electrically released heat-sensitive with frangible vessels
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention belongs to the technical field of fire-fighting equipment, and particularly relates to a fireproof automatic spray nozzle which comprises a body; one side of the body is fixedly connected with an air duct through a second support rod, and a group of air inlet holes are uniformly distributed on the periphery of the air duct; a fan is fixedly connected in the air duct through a support, and a smoke sensor is fixedly connected in the air duct on the side, away from the air inlet hole, of the fan; a connecting rod is hinged to one side of the body close to the air duct, and a firing pin is arranged at the bottom of one end of the connecting rod close to the air duct; a sliding hole is formed in the periphery of the air duct and corresponds to the connecting rod, a sliding rod is connected in the sliding hole in a sliding mode, and one end, close to the connecting rod, of the sliding rod is located at the bottom of the connecting rod and supports the connecting rod; the other end of the sliding rod is fixedly connected with an armature; the bottom of the sliding hole is fixedly connected with an electromagnet, and the electromagnet is connected with a power supply through a controller; according to the invention, the air circulation speed close to the ceiling is accelerated through the fan, so that smoke is rapidly pumped into the air duct through the air inlet hole, the reaction time of the smoke sensor is reduced, and the fire extinguishing efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of fire-fighting equipment, and particularly relates to a fireproof automatic spray nozzle.
Background
At present, fire sprinkler heads are used in fire sprinkler systems, and when a fire breaks out, water is sprinkled out through a sprinkler head splash pan to extinguish the fire, and are currently classified into drooping type sprinkler heads, upright type sprinkler heads, general type sprinkler heads, side wall type sprinkler heads, and the like. The fire-fighting spray nozzle can effectively spray water on the fire scene, and can protect property and personal safety. The existing fire-fighting spray nozzle can meet basic use requirements when in use, but has some defects.
Some technical scheme about spray nozzle have also appeared among the prior art, chinese patent for application number 2017219139829 discloses a shower nozzle for fire control automatic spray system, including the water pipe, the lower extreme of oral siphon is fixed with the mounting panel, the lower extreme of mounting panel is fixed with the outlet pipe, the lower extreme of outlet pipe is fixed with the bottom plate, and the lower extreme of bottom plate is equipped with the apopore, the fixed block has been cup jointed on the outlet pipe, the both sides of fixed block all are fixed with the connecting rod, and equal slip has cup jointed first sliding sleeve on two connecting rods, be equipped with fixing device on the first sliding sleeve, one side of first sliding sleeve is fixed with the slide bar.
But among the prior art shower head through feeling ambient temperature, open the end cap after the glass post bursts apart when ambient temperature risees for rivers spout downwards and put out a fire, but this kind of passive temperature sensing mode all can start the shower nozzle when the conflagration develops to considerable scale in many times, and the water spray time lags behind, and the intensity of a fire has been unable effective control under the many situations during the water spray.
Therefore, the invention provides the fireproof automatic spray nozzle.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the prior art, a shower head senses the ambient temperature, and after the ambient temperature rises, a plug is opened to enable water flow to be sprayed downwards and extinguish a fire, but in the passive temperature sensing mode, a shower head can be started only when a fire develops to a certain scale in many times, the water spraying time is lagged, and the fire behavior cannot be effectively controlled under many conditions during water spraying, the fireproof automatic shower head provided by the invention has the advantages that the shower head can not be used for preventing fire from being broken, and the fire can be effectively prevented.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a fireproof automatic spray nozzle, which comprises a body; the top of the body is communicated with the water inlet pipe, the bottom of the body is connected with a fixed block through a first supporting rod, and the bottom of the fixed block is provided with dispersible tablets; a plug is arranged in the conical pipe orifice at the bottom of the body, and a chamfer matched with the pipe orifice is arranged on the periphery of the plug; a glass column is arranged between the bottom of the plug and the fixed block, and the glass column is cracked after being heated; one side of the body is fixedly connected with an air duct through a second support rod, and a group of air inlet holes are uniformly distributed on the periphery of the air duct; the fan is fixedly connected in the air duct through a support, a smoke sensor is fixedly connected in the air duct on the side, away from the air inlet hole, of the fan, and the smoke sensor is connected with a power supply through a controller; a connecting rod is hinged to one side of the body close to the air duct, a firing pin is arranged at the bottom of one end of the connecting rod close to the air duct, the firing pin strikes the glass column after the connecting rod rotates, and a pressure spring is fixedly connected between the connecting rod and the second supporting rod; a sliding hole is formed in the periphery of the air duct and corresponds to the connecting rod, a sliding rod is connected in the sliding hole in a sliding mode, and one end, close to the connecting rod, of the sliding rod is located at the bottom of the connecting rod and supports the connecting rod; the other end of the sliding rod is fixedly connected with an armature; the bottom of the sliding hole is fixedly connected with an electromagnet, and the electromagnet is connected with a power supply through a controller; when the shower head works, the shower head senses the ambient temperature in the prior art, and the plug is opened after the glass column is cracked after the ambient temperature rises, so that water flow is sprayed downwards and extinguishes the fire; at the moment, the glass column senses the ambient temperature, meanwhile, the air flow rate of the smoke sensor is actively increased through the fan and the air duct, so that when smoke generated in a fire disaster is gathered on a ceiling, the air circulation speed close to the ceiling is increased through the fan, the smoke is quickly sucked into the air duct through the air inlet hole, the reaction time of the smoke sensor is shortened, when the smoke sensor detects the smoke, the electromagnet is controlled by the controller to be electrified to attract the armature, the slide rod is driven to release the connecting rod, the glass column is broken through the driving of the firing rod after the connecting rod rotates, the water spraying reaction time of the spray head is further shortened, the fire extinguishing efficiency is increased, and the spread of the fire disaster is reduced.
Preferably, the air duct is vertically arranged, and the top of the air duct is close to a ceiling; the air inlet hole and the fan are respectively positioned at the upper end and the lower end of the air duct; the air inlet hole in the upper end of the air duct is formed in the vertically arranged air duct in a matched mode, air is blown downwards, directional interference of fan airflow to smoke is avoided, the smoke sensor can detect smoke in an all-round mode, the reaction time of the smoke sensor is further shortened, and the fire extinguishing efficiency of the spray header is improved.
Preferably, the center of the top of the dispersible tablet is fixedly connected with a rotating shaft, and the rotating shaft is rotatably connected with a fixed block; a group of inclined cuts are uniformly distributed on the periphery of the dispersible tablet; the water flow impacts the notch to drive the dispersible tablets to rotate by the recoil force, so that the dispersion uniformity of water mist is further increased, the suppression effect of the water flow on flame and smoke is increased, and the fire extinguishing efficiency is further increased.
Preferably, the rotating shaft penetrates through the fixing block and the plug and then extends into the body; one end of the rotating shaft, which is positioned in the body, is fixedly connected with a group of scrapers, and one end of each scraper, which is close to the inner wall of the body, is attached to the inner wall of the body; the middle part of the rotating shaft is provided with a supporting unit, the middle part of the glass column is provided with a through hole, and the inner wall of the glass column is provided with a cavity; the glass column is sleeved on the rotating shaft between the supporting unit and the plug; the middle part of the plug is provided with a first hole, and the rotating shaft penetrates through the first hole and is in sealing connection with the first hole; the plug is formed by splicing two semi-cylinders; after glass post bursts apart, the end cap loses the support, and then pop out downwards under the effect of this internal water pressure, the end cap that two semicylinders concatenation formed separates into two halves and breaks away from the pivot after breaking away from the mouth of pipe, and then reduce the influence to rivers, later rivers impact the dispersible tablet and drive the dispersible tablet rotation, later drive the scraper blade through the pivot, make scraper blade scraping body inner wall, reduce the dirt adhesion in the fire hose and block up the body, clear up the oxide piece that produces in the fire hose simultaneously, further guarantee the unblocked of body, increase water spray fire extinguishing efficiency.
Preferably, the supporting unit comprises a first rod and a second rod; one end of the first rod is rotatably connected with the rotating shaft through a rotating pin, and the other end of the first rod extends into the through hole; a second transverse rod is arranged in the middle of the first rod, and a support column is arranged at one end, far away from the first rod, of the second rod; the support column props against the rotating shaft after the first rod rotates; support the glass post through No. two poles of a pole cooperation, after the glass post explodes and splits, the pivot drives a pole constantly rotatory, and a pole rotates downwards under the effect of the eccentricity and the centrifugal force of No. two poles, and later the support column supports the pivot for a pole slant downwardly sloping is arranged, and then increases the dispersion scope of splashing of rivers, further increases the coverage of shower head blowout rivers, increases fire extinguishing efficiency.
Preferably, a magnetic column is arranged on the rotating shaft below the first rotating pin; the supporting column is made of a magnet, and one side of the supporting column, which is close to the magnetic column after the supporting column rotates, is the same as the magnetic pole of the magnetic column; through the repulsion effect of magnetic column to the support column for a pole constantly revolutes the round pin swing under the impact of rivers, further increases the disturbance of rivers, makes even expansion and the reduction of rivers scope, further increases the homogeneity that rivers sprayed, further increases fire extinguishing efficiency.
Preferably, a tool apron is arranged between the scraper and the rotating shaft and fixedly connected with the rotating shaft; the cutter holder is provided with a blind hole corresponding to the scraper, and the cutter holder is inserted into the blind hole and is in sliding connection with the blind hole; a spring is arranged between the tool apron and the bottom of the blind hole; through blade holder cooperation blind hole and spring for the scraper blade can follow the blind hole and slide, and then avoids the scraper blade to block the cinder of body inner wall, increases the rotatory scraping efficiency of scraper blade at body inner wall, and further reduction blocks up, increases water spray efficiency, further increases the speed of putting out a fire, reduces the personal loss of property.
Preferably, one end of the tool apron, which is close to the scraper, is provided with an elastic conical disc, and the conical disc is in sealing connection with the inner wall of the body; lubricating oil is filled in the conical disc; a group of sliding grooves are formed in the cutter holder and correspond to the blind holes, an L-shaped pressing rod is fixedly connected to one end, close to the bottoms of the blind holes, of the scraper, and the pressing rod penetrates through the sliding grooves and is in sliding connection with the sliding grooves; through conical disk cooperation lubricating oil, keep apart scraper blade and scraper blade correspondence position body inner wall, and then reduce the corrosion of scraper blade and cup inner wall, guarantee scraper blade pivoted smooth and easy nature, guarantee simultaneously that the scraper blade freely slides in the blind hole, when sliding to the blind hole outside through the scraper blade, drive depression bar oppression conical disk for lubricating oil further increases the lubricity between scraper blade and the blind hole to the inside infiltration of blind hole.
The invention has the following beneficial effects:
1. according to the fireproof automatic spray nozzle, the air circulation speed close to the ceiling is accelerated through the fan, smoke is quickly sucked into the air duct through the air inlet hole, the reaction time of the smoke sensor is shortened, the electromagnet is controlled to attract the armature after being electrified, the slide rod is driven to release the connecting rod, the glass column is smashed by driving the firing pin after the connecting rod rotates, the water spraying reaction time of the spray head is further shortened, the fire extinguishing efficiency is improved, and the spread of fire is reduced.
2. According to the fireproof automatic spray nozzle, the conical disc is matched with lubricating oil to isolate the scraper from the inner wall of the body at the corresponding position of the scraper, so that the corrosion of the scraper and the inner wall of the cup body is reduced, the smoothness of the rotation of the scraper is ensured, and the scraper can freely slide in a blind hole.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a block diagram of a middle plug of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is an enlarged view of a portion of FIG. 2 at B;
FIG. 6 is an enlarged view of a portion of FIG. 2 at C;
FIG. 7 is a view in the direction D of FIG. 2;
in the figure: the device comprises a body 1, a first support rod 11, a fixed block 12, a dispersible tablet 13, a plug 14, a chamfer 15, a glass column 16, a second support rod 2, an air duct 21, an air inlet 22, a fan 23, a smoke sensor 24, a connecting rod 25, a firing pin 26, a pressure spring 27, a slide hole 28, a slide rod 29, an armature 210, an electromagnet 211, a rotating shaft 3, a notch 17, a scraper 31, a supporting unit 4, a through hole 32, a first hole 33, a semi-cylinder 34, a first rod 41, a second rod 42, a rotating pin 43, a supporting column 44, a magnetic column 45, a cutter holder 35, a blind hole 36, a conical disc 37, a sliding chute 38 and a pressure rod 39.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the fireproof automatic spray nozzle of the invention comprises a body 1; the top of the body 1 is communicated with a water inlet pipe, the bottom of the body 1 is connected with a fixed block 12 through a first supporting rod 11, and the bottom of the fixed block 12 is provided with a dispersible tablet 13; a plug 14 is arranged in a conical pipe orifice at the bottom of the body 1, and a chamfer 15 matched with the pipe orifice is arranged on the periphery of the plug 14; a glass column 16 is arranged between the bottom of the plug 14 and the fixed block 12, and the glass column 16 is cracked after being heated; one side of the body 1 is fixedly connected with an air duct 21 through a second support rod 2, and a group of air inlet holes 22 are uniformly distributed on the periphery of the air duct 21; a fan 23 is fixedly connected in the air duct 21 through a support, a smoke sensor 24 is fixedly connected in the air duct 21 on one side of the fan 23, which is far away from the air inlet hole 22, and the smoke sensor 24 is connected with a power supply through a controller; a connecting rod 25 is hinged to one side of the body 1 close to the air duct 21, a firing pin 26 is arranged at the bottom of one end of the connecting rod 25 close to the air duct 21, the firing pin 26 strikes the glass column 16 after the connecting rod 25 rotates, and a pressure spring 27 is fixedly connected between the connecting rod 25 and the second support rod 2; a sliding hole 28 is formed in the periphery of the air duct 21 and corresponds to the connecting rod 25, a sliding rod 29 is connected in the sliding hole 28 in a sliding manner, and one end, close to the connecting rod 25, of the sliding rod 29 is located at the bottom of the connecting rod 25 and supports the connecting rod 25; the other end of the sliding rod 29 is fixedly connected with an armature 210; the bottom of the sliding hole 28 is fixedly connected with an electromagnet 211, and the electromagnet 211 is connected with a power supply through a controller; when the shower head works, the shower head senses the ambient temperature in the prior art, and the plug 14 is opened after the glass column 16 is cracked after the ambient temperature rises, so that water flow is sprayed downwards and extinguishes; at the moment, the glass column 16 senses the ambient temperature, and meanwhile, the air flow rate of the smoke sensor is actively increased through the fan 23 and the air duct 21, so that when smoke generated in a fire disaster is gathered on a ceiling, the air circulation speed close to the position of the ceiling is increased through the fan 23, the smoke is rapidly sucked into the air duct 21 through the air inlet hole 22, the reaction time of the smoke sensor 24 is shortened, when the smoke sensor 24 detects the smoke, the electromagnet 211 is controlled by the controller to be electrified to attract the armature 210, the slide rod 29 is further driven to release the connecting rod 25, the connecting rod 25 is driven to rotate to drive the striker 26 to break the glass column 16, the water spraying reaction time of the spray header is further shortened, the fire extinguishing efficiency is increased, and the spread of the fire disaster is reduced.
As an embodiment of the present invention, the air duct 21 is vertically arranged, and the top of the air duct 21 is close to the ceiling; the air inlet hole 22 and the fan 23 are respectively positioned at the upper end and the lower end of the air duct 21; air inlet 22 is seted up in the air duct 21 upper end through the cooperation of the dryer 21 of vertical arrangement, blows downwards, avoids 23 air currents of fan to the directional interference of smog, and then makes the 24 omnidirectional detection smog situations of smoke transducer, further reduces smoke transducer 24's reaction time, increases the fire extinguishing efficiency of shower head.
As an embodiment of the invention, the center of the top of the dispersible tablet 13 is fixedly connected with a rotating shaft 3, and the rotating shaft 3 is rotatably connected with a fixed block 12; a group of inclined cuts 17 are uniformly distributed on the periphery of the dispersible tablet 13; the water flow impacts the notch 17 to enable the recoil force to drive the dispersible tablets 13 to rotate, so that the dispersion uniformity of water mist is further improved, the suppression effect of the water flow on flame and smoke is improved, and the fire extinguishing efficiency is further improved.
As an embodiment of the present invention, the rotating shaft 3 extends into the body 1 after penetrating through the fixing block 12 and the plug 14; one end of the rotating shaft 3, which is positioned in the body 1, is fixedly connected with a group of scrapers 31, and one end of each scraper 31, which is close to the inner wall of the body 1, is attached to the inner wall of the body 1; the middle part of the rotating shaft 3 is provided with a supporting unit 4, the middle part of the glass column 16 is provided with a through hole 32, and the inner wall of the glass column 16 is provided with a cavity; the glass column 16 is sleeved on the rotating shaft 3 between the supporting unit 4 and the plug 14; a first hole 33 is formed in the middle of the plug 14, and the rotating shaft 3 penetrates through the first hole 33 and is connected with the first hole 33 in a sealing mode; the plug 14 is formed by splicing two semi-cylinders 34; after 16 burst of glass post, end cap 14 loses the support, and then pop out downwards under the effect of water pressure in body 1, end cap 14 that two semicylinders 34 splice and form separates into two halves and breaks away from pivot 3 after breaking away from the mouth of pipe, and then reduce the influence to rivers, later rivers impact dispersible tablet 13 and drive dispersible tablet 13 rotatory, later drive scraper blade 31 through pivot 3, make scraper blade 31 scrape body 1 inner wall, reduce the dirt adhesion in the fire water pipe and block up body 1, clear up the oxide piece that produces in the fire water pipe simultaneously, further guarantee the unblocked of body 1, increase water spray fire extinguishing efficiency.
As an embodiment of the present invention, the supporting unit 4 includes a first rod 41 and a second rod 42; one end of the first rod 41 is rotatably connected with the rotating shaft 3 through a rotating pin 43, and the other end of the first rod extends into the through hole 32; a second transverse rod 42 is arranged in the middle of the first rod 41, and a support column 44 is arranged at one end, far away from the first rod 41, of the second rod 42; after the first rod 41 rotates, the supporting column 44 is propped against the rotating shaft 3; support glass post 16 through No. one pole 41 cooperation No. two poles 42, after glass post 16 explodes and splits, pivot 3 drives a pole 41 constantly rotatory, and a pole 41 rotates downwards under the effect of the eccentricity of No. two poles 42 and centrifugal force, and later support column 44 supports pivot 3 for a pole 41 slant downwardly inclined arranges, and then increases the dispersion scope of splashing of rivers, further increases the coverage of shower head blowout rivers, increases fire extinguishing efficiency.
As an embodiment of the invention, a magnetic column 45 is arranged on the rotating shaft 3 below the first rotating pin 43; the supporting column 44 is made of a magnet, and one side of the supporting column 44, which is rotated and leans against the magnetic column 45, has the same magnetic pole as the magnetic column 45; through the repulsion effect of magnetic column 45 to support column 44 for a pole 41 is constantly around the swing of commentaries on classics round pin 43 under the impact of rivers, further increases the disturbance of rivers, makes even expansion and the shrink of rivers scope, further increases the homogeneity that rivers sprayed, further increases fire extinguishing efficiency.
As an embodiment of the present invention, a tool holder 35 is disposed between the scraper 31 and the rotating shaft 3, and the tool holder 35 is fixedly connected to the rotating shaft 3; the cutter holder 35 is provided with a blind hole 36 at a position corresponding to the scraper 31, and the cutter holder 35 is inserted into the blind hole 36 and is in sliding connection with the blind hole 36; a spring is arranged between the tool apron 35 and the bottom of the blind hole 36; through blade holder 35 cooperation blind hole 36 and spring for scraper 31 can follow the blind hole 36 and slide, and then avoids scraper 31 to block the cinder of body 1 inner wall, increases scraper 31 at the rotatory scraping efficiency of body 1 inner wall, further reduces to block up, increases water spray efficiency, further increases the speed of putting out a fire, reduces the loss of personal property.
As an embodiment of the invention, an elastic conical disc 37 is arranged at one end of the tool apron 35 close to the scraper 31, and the conical disc 37 is connected with the inner wall of the body 1 in a sealing way; the conical disc 37 is filled with lubricating oil; a group of sliding grooves 38 are formed in the tool apron 35 at positions corresponding to the blind holes 36, an L-shaped pressing rod 39 is fixedly connected to one end, close to the bottom of the blind hole 36, of the scraper 31, and the pressing rod 39 penetrates through the sliding grooves 38 and is in sliding connection with the sliding grooves 38; through conical disk 37 cooperation lubricating oil, correspond position body 1 inner wall to scraper blade 31 and keep apart, and then reduce the corrosion of scraper blade 31 and cup inner wall, guarantee scraper blade 31 pivoted smoothness nature, guarantee simultaneously that scraper blade 31 freely slides in blind hole 36, when sliding to blind hole 36 outside through scraper blade 31, drive depression bar 39 oppression conical disk 37 for lubricating oil is to the inside infiltration of blind hole 36, further increases the lubricity between scraper blade 31 and the blind hole 36.
When the glass column extinguishing device works, the ambient temperature is sensed through the glass column 16, meanwhile, the air flow rate of the smoke sensor is actively increased through the fan 23 and the air duct 21, so that when smoke generated in a fire disaster is gathered on a ceiling, the air circulation speed close to the position of the ceiling is accelerated through the fan 23, the smoke is rapidly sucked into the air duct 21 through the air inlet hole 22, the reaction time of the smoke sensor 24 is shortened, when the smoke sensor 24 detects the smoke, the electromagnet 211 is controlled by the controller to be electrified to attract the armature 210, the slide rod 29 is further driven to release the connecting rod 25, the connecting rod 25 is driven to rotate to drive the striker 26 to break the glass column 16, the water spraying reaction time of a spray head is further shortened, the extinguishing efficiency is increased, and the spread of the fire disaster; the vertically arranged wind barrel 21 is matched with the air inlet hole 22 formed in the upper end of the wind barrel 21 to blow air downwards, so that the directional interference of airflow of the fan 23 on smoke is avoided, the smoke sensor 24 can detect the smoke condition in an all-around manner, the reaction time of the smoke sensor 24 is further shortened, and the fire extinguishing efficiency of the spray header is improved; the water flow impacts the notch 17 to enable the recoil force to drive the dispersible tablets 13 to rotate, so that the dispersion uniformity of water mist is further improved, the pressing effect of the water flow on flame and smoke is improved, and the fire extinguishing efficiency is further improved; after the glass column 16 is burst, the plug 14 loses support and then pops downwards under the action of water pressure in the body 1, the plug 14 formed by splicing the two semi-cylinders 34 is separated into two halves after being separated from a pipe orifice and is separated from the rotating shaft 3, so that the influence on water flow is reduced, then the water flow impacts the dispersible tablet 13 and drives the dispersible tablet 13 to rotate, then the rotating shaft 3 drives the scraper 31, so that the scraper 31 scrapes the inner wall of the body 1, the adhesion of dirt in a fire hose is reduced, the body 1 is blocked, meanwhile, oxide fragments generated in the fire hose are cleaned, the smoothness of the body 1 is further ensured, and the water spraying and fire extinguishing efficiency is increased; the first rod 41 is matched with the second rod 42 to support the glass column 16, when the glass column 16 is cracked, the first rod 41 is driven by the rotating shaft 3 to rotate continuously, the first rod 41 rotates downwards under the action of the eccentric distance and the centrifugal force of the second rod 42, and then the supporting column 44 abuts against the rotating shaft 3, so that the first rod 41 is obliquely and downwards obliquely arranged, the scattered splashing range of water flow is increased, the coverage range of water flow sprayed by a spray header is further increased, and the fire extinguishing efficiency is increased; through the repulsion action of the magnetic column 45 on the supporting column 44, the first rod 41 continuously swings around the rotating pin 43 under the impact of water flow, so that the disturbance of the water flow is further increased, the water flow range is uniformly expanded and reduced, the water flow spraying uniformity is further increased, and the fire extinguishing efficiency is further increased; the tool apron 35 is matched with the blind hole 36 and the spring, so that the scraper 31 can slide along the blind hole 36, the scraper 31 is prevented from blocking oxide skin on the inner wall of the body 1, the rotary scraping efficiency of the scraper 31 on the inner wall of the body 1 is increased, the blockage is further reduced, the water spraying efficiency is increased, the fire extinguishing speed is further increased, and the personal and property loss is reduced; through conical disk 37 cooperation lubricating oil, correspond position body 1 inner wall to scraper blade 31 and keep apart, and then reduce the corrosion of scraper blade 31 and cup inner wall, guarantee scraper blade 31 pivoted smoothness nature, guarantee simultaneously that scraper blade 31 freely slides in blind hole 36, when sliding to blind hole 36 outside through scraper blade 31, drive depression bar 39 oppression conical disk 37 for lubricating oil is to the inside infiltration of blind hole 36, further increases the lubricity between scraper blade 31 and the blind hole 36.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. 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 (8)
1. Fire prevention automatic spray shower nozzle, its characterized in that: comprises a body (1); the top of the body (1) is communicated with a water inlet pipe, the bottom of the body (1) is connected with a fixing block (12) through a first supporting rod (11), and the bottom of the fixing block (12) is provided with a dispersing tablet (13); a plug (14) is arranged in a conical pipe orifice at the bottom of the body (1), and a chamfer (15) matched with the pipe orifice is arranged on the periphery of the plug (14); a glass column (16) is arranged between the bottom of the plug (14) and the fixed block (12), and the glass column (16) is cracked after being heated; one side of the body (1) is fixedly connected with an air duct (21) through a second support rod (2), and a group of air inlet holes (22) are uniformly distributed on the periphery of the air duct (21); a fan (23) is fixedly connected in the air duct (21) through a support, a smoke sensor (24) is fixedly connected in the air duct (21) on one side of the fan (23) far away from the air inlet hole (22), and the smoke sensor (24) is connected with a power supply through a controller; a connecting rod (25) is hinged to one side, close to the air duct (21), of the body (1), a firing pin (26) is arranged at the bottom of one end, close to the air duct (21), of the connecting rod (25), after the connecting rod (25) rotates, the firing pin (26) strikes the glass column (16), and a pressure spring (27) is fixedly connected between the connecting rod (25) and the second supporting rod (2); a sliding hole (28) is formed in the periphery of the air duct (21) and corresponds to the connecting rod (25), a sliding rod (29) is connected in the sliding hole (28) in a sliding mode, and one end, close to the connecting rod (25), of the sliding rod (29) is located at the bottom of the connecting rod (25) and supports the connecting rod (25); the other end of the sliding rod (29) is fixedly connected with an armature (210); the bottom of the sliding hole (28) is fixedly connected with an electromagnet (211), and the electromagnet (211) is connected with a power supply through a controller.
2. The fire-resistant automatic spray showerhead of claim 1, wherein: the air duct (21) is vertically arranged, and the top of the air duct (21) is close to a ceiling; the air inlet hole (22) and the fan (23) are respectively positioned at the upper end and the lower end of the air duct (21).
3. The fire-resistant automatic spray showerhead of claim 2, wherein: the center of the top of the dispersible tablet (13) is fixedly connected with a rotating shaft (3), and the rotating shaft (3) is rotatably connected with a fixed block (12); a group of inclined cuts (17) are uniformly distributed on the periphery of the dispersible tablet (13).
4. The fire-resistant automatic spray showerhead of claim 3, wherein: the rotating shaft (3) penetrates through the fixing block (12) and the plug (14) and then extends into the body (1); one end of the rotating shaft (3) positioned in the body (1) is fixedly connected with a group of scrapers (31), and one end of each scraper (31) close to the inner wall of the body (1) is attached to the inner wall of the body (1); the middle part of the rotating shaft (3) is provided with a supporting unit (4), the middle part of the glass column (16) is provided with a through hole (32), and the inner wall of the glass column (16) is provided with a cavity; the glass column (16) is sleeved on the rotating shaft (3) between the supporting unit (4) and the plug (14); a first hole (33) is formed in the middle of the plug (14), and the rotating shaft (3) penetrates through the first hole (33) and is connected with the first hole (33) in a sealing mode; the plug (14) is formed by splicing two semi-cylinders (34).
5. The fire-resistant automatic spray showerhead of claim 4, wherein: the supporting unit (4) comprises a first rod (41) and a second rod (42); one end of the first rod (41) is rotatably connected with the rotating shaft (3) through a rotating pin (43), and the other end of the first rod extends into the through hole (32); a second transverse rod (42) is arranged in the middle of the first rod (41), and a support column (44) is arranged at one end, far away from the first rod (41), of the second rod (42); after the first rod (41) rotates, the supporting column (44) props against the rotating shaft (3).
6. The fire-resistant automatic spray showerhead of claim 5, wherein: a magnetic column (45) is arranged on the rotating shaft (3) below the first rotating pin (43); the supporting column (44) is made of a magnet, and one side, which leans against the magnetic column (45) after the supporting column (44) rotates, has the same magnetic pole as the magnetic column (45).
7. The fire-resistant automatic spray showerhead of claim 6, wherein: a tool apron (35) is arranged between the scraper (31) and the rotating shaft (3), and the tool apron (35) is fixedly connected with the rotating shaft (3); the cutter holder (35) is provided with a blind hole (36) at a position corresponding to the scraper (31), and the cutter holder (35) is inserted into the blind hole (36) and is in sliding connection with the blind hole (36); and a spring is arranged between the cutter holder (35) and the bottom of the blind hole (36).
8. The fire-resistant automatic spray showerhead of claim 7, wherein: one end of the tool apron (35) close to the scraper (31) is provided with an elastic conical disc (37), and the conical disc (37) is connected with the inner wall of the body (1) in a sealing way; the conical disc (37) is filled with lubricating oil; a group of sliding grooves (38) are formed in the position, corresponding to the blind hole (36), of the tool apron (35), an L-shaped pressing rod (39) is fixedly connected to one end, close to the bottom of the blind hole (36), of the scraper (31), and the pressing rod (39) penetrates through the sliding grooves (38) and is in sliding connection with the sliding grooves (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011194875.1A CN112274831B (en) | 2020-10-31 | 2020-10-31 | Fireproof automatic spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011194875.1A CN112274831B (en) | 2020-10-31 | 2020-10-31 | Fireproof automatic spray nozzle |
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| CN112274831A true CN112274831A (en) | 2021-01-29 |
| CN112274831B CN112274831B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011194875.1A Expired - Fee Related CN112274831B (en) | 2020-10-31 | 2020-10-31 | Fireproof automatic spray nozzle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115120909A (en) * | 2022-07-11 | 2022-09-30 | 国网山东省电力公司电力科学研究院 | Fire detection and fire extinguishing performance test platform of box-type transformer |
| CN115350434A (en) * | 2022-08-17 | 2022-11-18 | 浙江铭匠精工有限公司 | High efficiency fire sprinkler head |
| CN115779297A (en) * | 2022-11-17 | 2023-03-14 | 上海华锐救援装备有限公司 | Water curtain generating device |
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| Publication number | Publication date |
|---|---|
| CN112274831B (en) | 2021-12-10 |
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Effective date of registration: 20211124 Address after: 322299 No. 26, Liupai, zone 3, Nanjiang Road, Puyang Street, Pujiang County, Jinhua City, Zhejiang Province Applicant after: Pujiang Zhishi industry and Trade Co.,Ltd. Address before: 325000 room 103, building C, Lane 75, Xueshan Road, Songtai street, Lucheng District, Wenzhou City, Zhejiang Province Applicant before: Wenzhou Kangjing Shoes Co.,Ltd. |
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