CN114882662A - Acousto-optic integrated fire alarm - Google Patents
Acousto-optic integrated fire alarm Download PDFInfo
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- CN114882662A CN114882662A CN202210416747.XA CN202210416747A CN114882662A CN 114882662 A CN114882662 A CN 114882662A CN 202210416747 A CN202210416747 A CN 202210416747A CN 114882662 A CN114882662 A CN 114882662A
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- acousto
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- rotating shaft
- fire alarm
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- 239000007788 liquid Substances 0.000 claims abstract description 52
- 238000004140 cleaning Methods 0.000 claims abstract description 43
- 238000003860 storage Methods 0.000 claims abstract description 24
- 239000000443 aerosol Substances 0.000 claims description 45
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 29
- 239000007921 spray Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000008020 evaporation Effects 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 244000309464 bull Species 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 21
- 239000000428 dust Substances 0.000 abstract description 14
- 239000007789 gas Substances 0.000 description 44
- 239000000203 mixture Substances 0.000 description 15
- 239000000126 substance Substances 0.000 description 12
- 239000003795 chemical substances by application Substances 0.000 description 11
- 238000009792 diffusion process Methods 0.000 description 8
- 238000005979 thermal decomposition reaction Methods 0.000 description 8
- 238000005406 washing Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000006479 redox reaction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000029052 metamorphosis Effects 0.000 description 3
- 229910001000 nickel titanium Inorganic materials 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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Images
Classifications
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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
-
- 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
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the technical field of alarms, in particular to an acousto-optic integrated fire alarm, which comprises a base, a device plate, a warning lamp body and a buzzer body, wherein a liquid storage tank is arranged inside the device plate, cleaning liquid is filled inside the liquid storage tank, a hollow rotating shaft is rotatably arranged inside the liquid storage tank, a round opening communicated with the inside of the hollow rotating shaft is formed in the middle of the hollow rotating shaft at the bottom of the liquid storage tank, and an arc-shaped rod penetrates through the device plate and is fixedly arranged at the lower end of the hollow rotating shaft. According to the invention, the hollow rotating shaft can be driven to rotate quickly after a fire disaster occurs, then the hollow rotating shaft can drive the arc-shaped rod and the cleaning strip to rotate, so that dust deposited outside the warning lamp body is cleaned, meanwhile, the cleaning efficiency of the cleaning strip on the dust deposited outside the warning lamp body is improved, and the warning effect is prevented from being influenced due to the fact that dust blocks light emitted by the warning lamp.
Description
Technical Field
The invention relates to the technical field of alarms, in particular to an acousto-optic integrated fire alarm.
Background
Fire alarm, one of the most important means of preventing the conflagration, its effect is used for surveying can produce the warning when having a large amount of smog to lead to causing the conflagration, fire alarm is the alarm device who is used for reminding people around there is the fire control incident to take place, be applied to the warning of conflagration most often, current fire alarm is mostly as the police dispatch newspaper through jingle bell and sound production, in order to play better alarm effect, current alarm also often adopts the equipment of reputation integration, except can the sound production, can also send light alarm.
Fire alarm often installs in the eminence of evacuation passageway, produce warning light and alarm whistle when the conflagration takes place, because the reason of its mounted position, the position of siren is hardly touched to the ordinary person, again because the contingency of conflagration, the fire alarm can have the condition of long-term idle, and then make the dust in the outside air adhere to the outside at the warning light easily, the ordinary person is also not convenient for clean its surface, when taking place the conflagration, these adhere to and lead to the fact the blockking at the outside dust of warning light can be to the light that the warning light sent, and then influence its warning effect, thereby there is very big potential safety hazard.
Therefore, an acousto-optic integrated fire alarm is provided.
Disclosure of Invention
The invention aims to provide an acousto-optic integrated fire alarm, which is characterized in that a hollow rotating shaft is driven to rotate rapidly, then the hollow rotating shaft can drive an arc-shaped rod and a cleaning strip to rotate, so that dust deposited on the outer part of a warning lamp body is cleaned, meanwhile, cleaning liquid can improve the cleaning efficiency of the cleaning strip on the dust deposited on the outer part of the warning lamp body, the warning effect is prevented from being influenced due to the fact that the dust blocks light rays emitted by the warning lamp, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
an acousto-optic integrated fire alarm comprises a base, a mounting plate, a warning light body and a warning light body, wherein the mounting plate is fixed at the upper end of the base through two symmetrically arranged round rods, used for generating warning light when a fire disaster happens, a buzzer body is fixedly arranged on the side wall of the base, used for generating sirens when fire occurs, a liquid storage tank is arranged inside the device plate, cleaning liquid is filled inside the liquid storage tank, a hollow rotating shaft is rotatably arranged in the liquid storage tank, a round opening communicated with the inside of the hollow rotating shaft is arranged at the bottom of the liquid storage tank in the middle of the hollow rotating shaft, the lower end of the hollow rotating shaft penetrates through the device plate and is fixedly provided with an arc-shaped rod, an arc-shaped groove is arranged inside the arc-shaped rod, the bottom fixed mounting of arc pole has the cleaning strip, the lateral wall fixed mounting of arc wall has the pressure valve that switches on mutually with the inside of cavity pivot.
Preferably, the circular cavity has still been seted up to the inside of device board, the outer fringe of cavity pivot has the ratchet in the inside fixed mounting in circular cavity, the up end of ratchet passes through the interior roof elastic connection of coil spring with circular cavity, the bar groove has still been seted up to the bottom of device board, slidable mounting has the slide bar between bar groove and the circular cavity, the one end of slide bar is installed in the inside rotation in circular cavity and just can clockwise pivoted pawl with the ratchet complex, the other end of slide bar passes through the lateral wall elastic connection in memory alloy silk and bar groove.
After a fire disaster occurs, the warning lamp body positioned at the upper end of the base can emit warning light, the buzzer body can emit a warning whistle to further remind people of escaping in time, smoke gas flows upwards quickly, the memory alloy wire in the strip-shaped groove is heated, the memory alloy wire is made of nickel-titanium alloy, the memory alloy wire can automatically recover the plastic deformation of the memory alloy wire to the original shape at a certain specific temperature, the expansion rate is more than 20%, the fatigue life reaches 7 times of 1 x 10, the damping characteristic is 10 times higher than that of a common spring, when the temperature reaches the metamorphosis temperature of the memory alloy wire, the memory alloy wire can be quickly deformed and contracted, then the sliding rod is pulled to move towards the inside of the strip-shaped groove, then the pawl can be separated from the teeth of the ratchet wheel, then the ratchet wheel can rotate under the elastic force of the coil spring and drive the hollow rotating shaft to rotate quickly, hollow pivot will drive the arc pole afterwards and the cleaning strip rotates, and then clean the outside deposition of warning light body, avoid causing because of the dust and blockking and influence its warning effect to the light that the warning light sent, again because the round mouth has been seted up again at the middle part of hollow pivot, consequently the inside washing liquid of reservoir will flow to pressure valve department through the round mouth, at hollow pivot pivoted in-process, the washing liquid can be to the trend of keeping away from hollow pivot department flow, and apply for pressure valve pressure, after pressure is greater than the threshold value of pressure valve, the washing liquid will flow in the inside of arc wall through the pressure valve, then the inside of cleaning strip is flowed in to many water conservancy diversion holes of rethread, and then improve the cleaning efficiency of cleaning strip to the outside deposition of warning light body, thereby play the warning effect in the conflagration emergence initial stage.
Preferably, the bottom of the liquid storage tank is provided with a chute which is concave towards the hollow rotating shaft.
Because the chute sets up for the inside washing liquid of reservoir all has the trend of flowing to round mouthful department, and then improves the utilization ratio of the inside washing liquid of reservoir.
Preferably, a rocker is fixedly mounted at the upper end of the hollow rotating shaft.
After the base installation finishes, can drive the rotation of cavity pivot through rocking the rocker, and then drive ratchet anticlockwise rotation, then carry out "strength" to the coil spring for certain elastic potential energy can be saved to the coil spring, and then can drive idle rotation shaft rotation in the time of the conflagration emergence.
Preferably, the lower extreme of arc pole still rotates and installs the bull stick, the outer fringe of bull stick rotates installs and is used for cooperating arc pole pivoted gyro wheel.
When the hollow rotating shaft drives the arc-shaped rod to rotate, the idler wheel at the bottom of the arc-shaped rod can support the arc-shaped rod and can also be matched with the rotation of the arc-shaped rod, so that the resistance of the arc-shaped rod when rotating is reduced, and the cleaning efficiency of the cleaning strip is improved.
Preferably, the device groove is opened in the base, the aerosol fire extinguisher body is inserted in the device groove, a plurality of spray pipes matched with the aerosol fire extinguisher body are fixedly installed at equal intervals in the circumferential direction of the bottom of the base, a trigger mechanism used for starting the aerosol fire extinguisher body when a fire disaster occurs is arranged in the base, and a clamping mechanism used for fixing the aerosol fire extinguisher body is further arranged in the base.
The DKL PFE-3 type aerosol fire extinguisher is adopted as the aerosol fire extinguisher body, the fire extinguishing effective substances in the aerosol fire extinguisher are jointly generated by the high-efficiency aerosol gas generating agent and the novel fire extinguishing composition, a large amount of inert gases generated by the oxidation-reduction reaction of the high-efficiency gas generating agent spray the fire extinguishing effective substances generated by the high-efficiency gas generating agent and the high-efficiency fire extinguishing medium generated by the thermal decomposition of the novel fire extinguishing composition from the nozzle, and the fire extinguishing composition is sublimated by the fire extinguishing composition, so that the thermal decomposition or mutual heat absorption chemical reaction plays a role of a chemical cooling agent, the effect of quickly extinguishing fire is achieved, the occurrence of fire conditions can be reduced to a certain extent, and the precious rescue time is provided for fire fighting and disaster relief.
Preferably, the trigger mechanism is including seting up the inside sliding chamber of base, the inside sealed slidable mounting in sliding chamber has the sliding plug, it has the evaporated liquor to be packaged with between the interior bottom of sliding chamber and the sliding plug, the upper end symmetry fixed mounting of sliding plug has two mutual electric connection's first contact, the interior top symmetry fixed mounting of sliding chamber has with two first contact complex second contacts, two the second contact all with aerosol fire extinguisher body electric connection, the outside still fixed mounting of base has the heat-conducting plate, the interior bottom of sliding chamber is inserted and is equipped with the heat conduction pole, the lower extreme of heat conduction pole runs through the base and with heat-conducting plate fixed connection, the exhaust hole that is used for maintaining the inside atmospheric pressure of sliding chamber stable has still been seted up at the top of sliding chamber.
After the conflagration takes place, be located the outside heat-conducting plate of base and can pass through the evaporation liquid of heat conduction pole fast transfer to sliding chamber inside after being heated for the evaporation liquid gasifies fast and promotes the sliding plug and shift up, two first contacts of sliding plug upper end can contact with two second contacts afterwards, and then switch on circuit and start aerosol fire extinguisher body, then through a plurality of spray tube blowout fire extinguishing gas.
Preferably, the clamping mechanism comprises a clamping plate arranged at the rear end of the device groove, two sliding grooves are symmetrically formed in the clamping plate, a connecting rod and two inserting rods are slidably mounted in the sliding grooves, one ends of the connecting rods are fixedly mounted with the inserting rods, the other ends of the connecting rods are elastically connected with one side walls of the two sliding grooves through two springs respectively, two inserting grooves are symmetrically formed in the base, and one ends of the inserting rods are inserted into the two inserting grooves respectively.
After the inside in aerosol fire extinguisher body insertion device groove, can be with the inside in cardboard insertion device groove, the connecting rod that is located spout inside can promote connecting rod and inserted bar to the outside removal of cardboard under the elastic force effect of spring, and then push the inside of inserted bar push slot, then support aerosol fire extinguisher body tightly fixed, when needs are changed or are maintained aerosol fire extinguisher body, can stimulate two connecting rods and be close to each other, and then extract the inside of slot with the inserted bar, then it can to take out the cardboard.
Preferably, each spray pipe is internally provided with a special-shaped diversion trench for accelerating the flow of fire extinguishing gas.
Inside special-shaped guiding gutter of spray tube forms a tesla valve jointly, behind aerosol extinguisher body blowout fire extinguishing gas, gas from last down flowing, some arc obstacles can be walked around, gas can flow through intraductal whole passageway smoothly, but if gas is from up reverse flow down, every passageway of air current process, will strike a curved obstacle, change direction after that, backward flow, thereby form the impact to initial air current, arc obstacles in the valve are more, gas just is difficult upwards flows more, and then the effect that causes the one-way effect that switches on of tesla valve, again because diffusion ratio backward diffusion is easier, have continuous valve inflow pressure, thereby lead to the acceleration of air current, and then accelerate fire extinguishing gas's blowout, thereby improve fire extinguishing efficiency.
Preferably, a plurality of fixed blocks are respectively and fixedly mounted on two sides of the base, and each fixed block is internally provided with a threaded hole.
The bolts can be screwed into the threaded holes, and then the base can be fixed at a high position of the evacuation channel or other positions.
Compared with the prior art, the invention has the beneficial effects that:
1. after the conflagration takes place, the warning light can be sent to the warning light body that is located the base upper end, buzzer body can send the alarm whistle, and then remind people in time to flee, deformation and shrink can take place rapidly after memory alloy silk is heated, then the pulling slide bar removes to the inside of bar groove, the pawl will break away from in the tooth of ratchet afterwards, the ratchet will rotate under the spring action of coil spring afterwards, and drive the quick rotation of cavity pivot, cavity pivot will drive the arc pole and clean the strip rotates afterwards, and then clear the brush to the deposition of warning light body outside, the inside that the arc wall can be flowed into through the pressure valve to the washing liquid simultaneously, then the inside of cleaning strip is flowed into in to many water conservancy diversion holes of rethread, and then the cleaning efficiency of cleaning strip to the outside deposition of warning light body is improved.
2. After a fire disaster occurs, the heat conducting plate positioned outside the base can quickly transfer heat to the evaporation liquid inside the sliding cavity through the heat conducting rod after being heated, so that the evaporation liquid is quickly gasified and pushes the sliding plug to move upwards, then two first contacts at the upper end of the sliding plug can be contacted with two second contacts, a circuit is conducted and the aerosol fire extinguisher body is started, then fire extinguishing gas is sprayed out through a plurality of spray pipes, fire extinguishing effective substances inside the aerosol fire extinguisher body are jointly generated by high-efficiency aerosol gas generating agents and novel fire extinguishing compositions, a large amount of inert gas generated by oxidation-reduction reaction of the high-efficiency gas generating agents sprays the fire extinguishing effective substances generated by the fire extinguishing compositions and the high-efficiency fire extinguishing media generated by thermal decomposition of the novel fire extinguishing compositions out from the spray nozzles, and the fire extinguishing compositions play a role of chemical cooling agents due to self sublimation and thermal decomposition or mutual heat absorption chemical reaction, thereby achieving the effect of quickly extinguishing fire, reducing the occurrence of fire to a certain extent and providing valuable rescue time for fire fighting and disaster relief.
3. Inside special-shaped guiding gutter of spray tube forms a tesla valve jointly, behind aerosol extinguisher body blowout fire extinguishing gas, gas from last down flowing, some arc obstacles can be walked around, gas can flow through intraductal whole passageway smoothly, but if gas is from up reverse flow down, every passageway of air current process, will strike a curved obstacle, change direction after that, backward flow, thereby form the impact to initial air current, arc obstacles in the valve are more, gas just is difficult upwards flows more, and then the effect that causes the one-way effect that switches on of tesla valve, again because diffusion ratio backward diffusion is easier, have continuous valve inflow pressure, thereby lead to the acceleration of air current, and then accelerate fire extinguishing gas's blowout, thereby improve fire extinguishing efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic diagram of the internal structure of the round cavity of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 2;
FIG. 6 is an enlarged view of the structure at C in FIG. 2;
FIG. 7 is an enlarged view of the structure of FIG. 2 at D;
FIG. 8 is a schematic view of the forward flow of gas within the lance of the present invention;
fig. 9 is a schematic view of the present invention with the gas flowing in the reverse direction inside the nozzle.
In the figure: the device comprises a base 1, a device plate 2, a warning lamp body 3, a liquid storage tank 4, a hollow rotating shaft 5, a circular cavity 6, a ratchet 7, a coil spring 8, a sliding rod 9, a strip-shaped groove 10, a pawl 11, a memory alloy wire 12, an arc-shaped rod 13, an arc-shaped groove 14, a pressure valve 15, a cleaning strip 16, a flow guide hole 17, a sliding cavity 18, a sliding plug 19, a first contact 20, a second contact 21, an exhaust hole 22, a heat conducting plate 23, a device groove 24, an aerosol fire extinguisher body 25, a clamping plate 26, a sliding groove 27, a connecting rod 28, a spring 29, an inserting rod 30, an inserting groove 31, a rotating rod 32, a roller 33, a spray pipe 34, a special-shaped flow guide groove 35, a fixed block 36, a rocking rod 37 and a buzzer body 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and 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 considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "coupled" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 9, the present invention provides an acousto-optic integrated fire alarm, which has the following technical scheme:
an acousto-optic integrated fire alarm comprises a base 1, a device plate 2 fixed at the upper end of the base 1 through two symmetrically arranged round rods, a warning lamp body 3 fixedly installed at the upper end of the base 1 and used for generating warning light when a fire disaster occurs, a buzzer body 38 fixedly installed at the side wall of the base 1 and used for generating a siren when the fire disaster occurs, a liquid storage tank 4 is arranged inside the device plate 2, cleaning liquid is filled inside the liquid storage tank 4, a hollow rotating shaft 5 is rotatably installed inside the liquid storage tank 4, a round opening communicated with the inside of the hollow rotating shaft 5 is formed in the middle of the hollow rotating shaft 5 at the bottom of the liquid storage tank 4, an arc-shaped rod 13 is fixedly installed at the lower end of the hollow rotating shaft 5 and penetrates through the device plate 2, an arc-shaped groove 14 is formed inside the arc-shaped rod 13, a cleaning strip 16 is fixedly installed at the bottom of the arc-shaped rod 13, a pressure valve 15 communicated with the inside of the hollow rotating shaft 5 is fixedly installed on the side wall of the arc-shaped groove 14, the device plate 2 is internally provided with a circular cavity 6, the outer edge of the hollow rotating shaft 5 is fixedly provided with a ratchet wheel 7 in the circular cavity 6, the upper end face of the ratchet wheel 7 is elastically connected with the inner top wall of the circular cavity 6 through a coil spring 8, the bottom of the device plate 2 is further provided with a strip-shaped groove 10, a sliding rod 9 is slidably arranged between the strip-shaped groove 10 and the circular cavity 6, one end of the sliding rod 9 is rotatably provided with a pawl 11 which is matched with the ratchet wheel 7 and can only rotate clockwise in the circular cavity 6, and the other end of the sliding rod 9 is elastically connected with the side wall of the strip-shaped groove 10 through a memory alloy wire 12.
After a fire disaster occurs, the warning lamp body 3 positioned at the upper end of the base 1 can emit warning light, the buzzer body 38 can emit a warning whistle to remind people of escaping in time, smoke gas flows upwards quickly, the memory alloy wire 12 in the strip-shaped groove 10 is heated, the memory alloy wire 12 is made of nickel-titanium alloy, the memory alloy wire is a special alloy capable of automatically recovering the plastic deformation of the memory alloy wire to the original shape at a certain specific temperature, the expansion rate of the memory alloy wire is more than 20%, the fatigue life of the memory alloy wire reaches 7 times of 1 x 10, the damping characteristic of the memory alloy wire is 10 times higher than that of a common spring, when the temperature reaches the metamorphosis temperature of the memory alloy wire 12, the memory alloy wire 12 can be quickly deformed and contracted, then the sliding rod 9 is pulled to move towards the inside of the strip-shaped groove 10, then the pawl 11 can be separated from the teeth of the ratchet 7, and then the ratchet 7 can rotate under the elastic force of the coil spring 8, and drives the hollow rotating shaft 5 to rotate rapidly, then the hollow rotating shaft 5 drives the arc-shaped rod 13 and the cleaning strips 16 to rotate, thereby cleaning the dust deposited on the outer part of the warning lamp body 3 and avoiding the influence on the warning effect caused by the blocking of the light emitted by the warning lamp due to the dust, and the cleaning liquid in the liquid storage tank 4 flows to the pressure valve 15 through the round opening because the round opening is arranged at the middle part of the hollow rotating shaft 5, during the rotation of the hollow rotating shaft 5, the cleaning liquid tends to flow away from the hollow rotating shaft 5 and applies pressure to the pressure valve 15, when the pressure is higher than the threshold value of the pressure valve 15, the cleaning liquid flows into the inner part of the arc-shaped groove 14 through the pressure valve 15, then the cleaning strip 16 flows into the cleaning strip through the plurality of flow guide holes 17, so that the cleaning efficiency of the cleaning strip 16 on dust accumulated outside the warning lamp body 3 is improved, and the warning effect is achieved at the initial stage of fire.
Referring to fig. 3, as an embodiment of the present invention, a chute depressed toward the hollow rotating shaft 5 is provided at the bottom of the liquid storage tank 4.
Because the inclined groove is arranged, the cleaning liquid in the liquid storage tank 4 has the tendency of flowing towards the round opening, and the utilization rate of the cleaning liquid in the liquid storage tank 4 is further improved.
Referring to fig. 1-2, a rocker 37 is fixedly mounted on the upper end of the hollow rotating shaft 5 as an embodiment of the present invention.
After the base 1 is installed, the rocking rod 37 can be rocked to drive the hollow rotating shaft 5 to rotate, so that the ratchet wheel 7 is driven to rotate anticlockwise, then the coil spring 8 is forced, certain elastic potential energy can be accumulated in the coil spring 8, and the idle shaft 5 can be driven to rotate when a fire disaster happens.
Referring to fig. 2 and 7, as an embodiment of the present invention, a rotating rod 32 is rotatably mounted on the lower end of the arc rod 13, and a roller 33 for rotating in cooperation with the arc rod 13 is rotatably mounted on the outer edge of the rotating rod 32.
When cavity pivot 5 drives arc pole 13 and rotates, the gyro wheel 33 of arc pole 13 bottom not only can support arc pole 13, can also cooperate the rotation of arc pole 13, and then reduces the resistance that arc pole 13 received when rotating to improve the clean efficiency of cleaning strip 16.
Referring to fig. 2, as an embodiment of the present invention, an installation groove 24 is formed in a base 1, an aerosol fire extinguisher body 25 is inserted into the installation groove 24, a plurality of nozzles 34 that are matched with the aerosol fire extinguisher body 25 are fixedly installed at equal intervals in the circumferential direction at the bottom of the base 1, a trigger mechanism for activating the aerosol fire extinguisher body 25 when a fire occurs is provided in the base 1, and a fastening mechanism for fixing the aerosol fire extinguisher body 25 is further provided in the base 1.
The aerosol fire extinguisher body 25 adopts a DKL PFE-3 type aerosol fire extinguisher, the fire extinguishing effective substance in the aerosol fire extinguisher body is jointly generated by a high-efficiency aerosol gas generating agent and a novel fire extinguishing composition, a large amount of inert gases generated by the high-efficiency gas generating agent redox reaction jointly spray the fire extinguishing effective substance generated by the high-efficiency gas generating agent and the high-efficiency fire extinguishing medium generated by the novel fire extinguishing composition through thermal decomposition from a nozzle, and the fire extinguishing composition is sublimated by the fire extinguishing composition, so that the thermal decomposition or the mutual heat absorption chemical reaction plays a role as a chemical cooling agent, thereby achieving the effect of quickly extinguishing fire, reducing the occurrence of fire to a certain extent, and providing rescue time for fire relief.
As an embodiment of the invention, referring to fig. 2 and 5, the triggering mechanism includes a sliding cavity 18 opened inside the base 1, a sliding plug 19 is hermetically and slidably installed inside the sliding cavity 18, an evaporation liquid is encapsulated between an inner bottom of the sliding cavity 18 and the sliding plug 19, two first contacts 20 electrically connected with each other are symmetrically and fixedly installed at an upper end of the sliding plug 19, second contacts 21 matched with the two first contacts 20 are symmetrically and fixedly installed at an inner top of the sliding cavity 18, both the two second contacts 21 are electrically connected with the aerosol fire extinguisher body 25, a heat conduction plate 23 is fixedly installed outside the base 1, a heat conduction rod is inserted into the inner bottom of the sliding cavity 18, a lower end of the heat conduction rod penetrates through the base 1 and is fixedly connected with the heat conduction plate 23, and an exhaust hole 22 for maintaining stable air pressure inside the sliding cavity 18 is further opened at a top of the sliding cavity 18.
After a fire disaster occurs, the heat conducting plate 23 positioned outside the base 1 can rapidly transfer heat to the evaporation liquid inside the sliding cavity 18 through the heat conducting rod after being heated, so that the evaporation liquid is rapidly gasified and pushes the sliding plug 19 to move upwards, then the two first contacts 20 at the upper end of the sliding plug 19 can be contacted with the two second contacts 21, and then a circuit is conducted, the aerosol fire extinguisher body 25 is started, and then fire extinguishing gas is sprayed out through the plurality of spray pipes 34.
Referring to fig. 2 and 6, as an embodiment of the present invention, the clamping mechanism includes a clamping plate 26 disposed at the rear end of the device groove 24, two sliding grooves 27 are symmetrically formed in the clamping plate 26, connecting rods 28 are slidably mounted in the two sliding grooves 27, an inserting rod 30 is fixedly mounted at one end of each of the two connecting rods 28, the other end of each of the two connecting rods 28 is elastically connected to one side wall of each of the two sliding grooves 27 through two springs 29, two inserting grooves 31 are symmetrically formed in the base 1, and one end of each of the two inserting rods 30 is inserted into each of the two inserting grooves 31.
After aerosol extinguisher body 25 inserts the inside of device groove 24, can insert the inside of device groove 24 with cardboard 26, connecting rod 28 that is located spout 27 inside can push connecting rod 28 and inserted bar 30 to the outside removal of cardboard 26 under the spring action of spring 29, and then push into the inside of slot 31 with inserted bar 30, then support aerosol extinguisher body 25 tightly fixed, when needing to change or maintain aerosol extinguisher body 25, can stimulate two connecting rods 28 and be close to each other, and then extract the inside of slot 31 with inserted bar 30, then it can to take out cardboard 26.
Referring to fig. 2 and 8-9, each of the nozzles 34 is provided with a guide groove 35 for accelerating the flow of the fire extinguishing gas.
Inside special-shaped guiding gutter 35 of spray tube 34 forms a tesla valve jointly, behind aerosol extinguisher body 25 blowout fire extinguishing gas, gas from last down flow, some arc obstacles can be walked around, gas can flow through intraductal whole passageway smoothly, but if gas from up reverse flow down, every passageway of air current process, will strike a curved obstacle, change direction after that, backward flow, thereby form the impact to initial air current, the arc obstacle in the valve is more, gaseous just is difficult upwards flowing more, and then cause the effect of the one-way switch-on of tesla valve, because diffusion ratio backward diffusion is easier down again, there is continuous valve inflow pressure, thereby lead to the acceleration of air current, and then accelerate fire extinguishing gas's blowout, thereby improve fire extinguishing efficiency.
Referring to fig. 1-2, a plurality of fixing blocks 36 are respectively and fixedly mounted on both sides of the base 1, and each fixing block 36 has a threaded hole therein.
The bolts can be screwed into the threaded holes, and then the base 1 can be fixed at a high position of the evacuation passageway or other positions.
The working principle is as follows: after a fire disaster occurs, the warning lamp body 3 positioned at the upper end of the base 1 can emit warning light, the buzzer body 38 can emit a warning whistle to remind people of escaping in time, smoke gas flows upwards quickly, the memory alloy wire 12 in the strip-shaped groove 10 is heated, the memory alloy wire 12 is made of nickel-titanium alloy, the memory alloy wire is a special alloy capable of automatically recovering the plastic deformation of the memory alloy wire to the original shape at a certain specific temperature, the expansion rate of the memory alloy wire is more than 20%, the fatigue life of the memory alloy wire reaches 7 times of 1 x 10, the damping characteristic of the memory alloy wire is 10 times higher than that of a common spring, when the temperature reaches the metamorphosis temperature of the memory alloy wire 12, the memory alloy wire 12 can be quickly deformed and contracted, then the sliding rod 9 is pulled to move towards the inside of the strip-shaped groove 10, then the pawl 11 can be separated from the teeth of the ratchet 7, and then the ratchet 7 can rotate under the elastic force of the coil spring 8, the hollow rotating shaft 5 is driven to rotate rapidly, then the hollow rotating shaft 5 drives the arc-shaped rod 13 and the cleaning strip 16 to rotate, so that dust deposited on the outer portion of the warning lamp body 3 is cleaned, the warning effect of the warning lamp is prevented from being influenced by blocking of light emitted by dust, a round opening is formed in the middle of the hollow rotating shaft 5, cleaning liquid in the liquid storage tank 4 flows to the pressure valve 15 through the round opening, the cleaning liquid tends to flow away from the hollow rotating shaft 5 in the rotating process of the hollow rotating shaft 5 and applies pressure to the pressure valve 15, when the pressure is larger than the threshold value of the pressure valve 15, the cleaning liquid flows into the arc-shaped groove 14 through the pressure valve 15 and then flows into the cleaning strip 16 through the plurality of flow guide holes 17, the cleaning efficiency of the cleaning strip 16 on the outer portion of the warning lamp body 3 is improved, and therefore the warning effect is achieved in the initial stage of fire, after a fire disaster occurs, the heat conducting plate 23 positioned outside the base 1 can rapidly transfer heat to the evaporation liquid inside the sliding cavity 18 through the heat conducting rod after being heated, so that the evaporation liquid is rapidly gasified and pushes the sliding plug 19 to move upwards, then the two first contacts 20 at the upper end of the sliding plug 19 can be contacted with the two second contacts 21, a circuit is conducted and the aerosol fire extinguisher body 25 is started, then fire extinguishing gas is sprayed out through the plurality of spray pipes 34, the fire extinguishing effective substance inside the aerosol fire extinguisher body 25 is jointly generated by the high-efficiency aerosol gas generating agent and the novel fire extinguishing composition, a large amount of inert gas generated by the oxidation-reduction reaction of the high-efficiency gas generating agent jointly sprays out the fire extinguishing effective substance generated by the heat generating agent and the high-efficiency fire extinguishing medium generated by the thermal decomposition of the novel fire extinguishing composition from the spray nozzles, and the thermal decomposition or mutual heat absorption chemical reaction of the fire extinguishing composition plays a role as a chemical coolant due to self sublimation, after the aerosol fire extinguisher body 25 is inserted into the device groove 24, the clamping plate 26 can be inserted into the device groove 24, the connecting rod 28 positioned in the sliding groove 27 can push the connecting rod 28 and the inserting rod 30 to move towards the outside of the clamping plate 26 under the action of the elastic force of the spring 29, the inserting rod 30 is pushed into the inserting groove 31, then the aerosol fire extinguisher body 25 is tightly fixed, when the aerosol fire extinguisher body 25 needs to be replaced or maintained, the two connecting rods 28 can be pulled to be close to each other, the inserting rod 30 is pulled out of the inserting groove 31, then the clamping plate 26 is taken out, the special-shaped guide grooves 35 in the spraying pipe 34 form a Tesla valve together, after the aerosol fire extinguisher body 25 sprays fire extinguishing gas, gas flows from the top down, can walk around some arc obstacles, gas can flow through intraductal whole passageway smoothly, but if gas from up reverse flow down, every through a passageway of air current, will strike an arc obstacle, change direction after that, backward flow, thereby form the impact to initial air current, arc obstacle in the valve is more, gas is just difficult upward flow more, and then the effect that leads to the one-way conduction of Tesla valve, because downward diffusion is easier than diffusion backward, have continuous inflow pressure in the valve, thereby lead to the acceleration of air current, and then accelerate the blowout of fire extinguishing gas, thereby improve fire extinguishing efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An acousto-optic integrated fire alarm comprises a base (1);
the device plate (2) is fixed at the upper end of the base (1) through two symmetrically arranged round rods;
the warning lamp body (3) is fixedly arranged at the upper end of the base (1) and is used for generating warning light rays when a fire disaster happens;
the buzzer body (38) is fixedly arranged on the side wall of the base (1) and is used for generating a warning whistle when a fire disaster happens;
the method is characterized in that:
liquid storage tank (4) have been seted up to the inside of device board (2), the inside packing of liquid storage tank (4) has the cleaning solution, the inside of liquid storage tank (4) is rotated and is installed cavity pivot (5), the round mouth that switches on mutually with the inside of cavity pivot (5) is seted up in the bottom of liquid storage tank (4) at the middle part of cavity pivot (5), the lower extreme of cavity pivot (5) runs through device board (2) and fixed mounting has arc pole (13), arc wall (14) have been seted up to the inside of arc pole (13), the bottom fixed mounting of arc pole (13) has cleaning strip (16), the lateral wall fixed mounting of arc wall (14) has pressure valve (15) that switch on mutually with the inside of cavity pivot (5).
2. The acousto-optic integrated fire alarm device according to claim 1, characterized in that: circular cavity (6) have still been seted up to the inside of device board (2), the outer fringe of cavity pivot (5) has ratchet (7) in the inside fixed mounting of circular cavity (6), the up end of ratchet (7) passes through coil spring (8) and the interior roof elastic connection of circular cavity (6), bar groove (10) have still been seted up to the bottom of device board (2), slidable mounting has slide bar (9) between bar groove (10) and circular cavity (6), the one end of slide bar (9) is installed in the inside rotation of circular cavity (6) and is just can clockwise pivoted pawl (11) with ratchet (7) complex, the other end of slide bar (9) passes through the lateral wall elastic connection of memory alloy silk (12) and bar groove (10).
3. The acousto-optic integrated fire alarm device according to claim 1, characterized in that: the bottom of the liquid storage tank (4) is provided with a chute which is concave towards the hollow rotating shaft (5).
4. The acousto-optic integrated fire alarm device according to claim 1, characterized in that: and a rocker (37) is fixedly mounted at the upper end of the hollow rotating shaft (5).
5. The acousto-optic integrated fire alarm device according to claim 1, characterized in that: the lower extreme of arc pole (13) still rotates and installs bull stick (32), the outer fringe of bull stick (32) rotates installs and is used for cooperating arc pole (13) pivoted gyro wheel (33).
6. The acousto-optic integrated fire alarm device according to claim 1, characterized in that: device groove (24) have been seted up to the inside of base (1), the inside of device groove (24) is inserted and is equipped with aerosol fire extinguisher body (25), the equidistant fixed mounting in bottom circumference of base (1) has a plurality ofly and aerosol fire extinguisher body (25) complex spray tube (34), the inside of base (1) is equipped with the trigger mechanism that is used for starting aerosol fire extinguisher body (25) when the conflagration takes place, the inside of base (1) still is equipped with and is used for carrying out the block mechanism fixed to aerosol fire extinguisher body (25).
7. An acousto-optic integrated fire alarm according to claim 6, characterised in that: the trigger mechanism comprises a sliding cavity (18) arranged in the base (1), a sliding plug (19) is hermetically and slidably arranged in the sliding cavity (18), an evaporation liquid is packaged between the inner bottom of the sliding cavity (18) and the sliding plug (19), two first contacts (20) which are electrically connected with each other are symmetrically and fixedly installed at the upper end of the sliding plug (19), second contacts (21) matched with the two first contacts (20) are symmetrically and fixedly arranged at the inner top of the sliding cavity (18), the two second contacts (21) are electrically connected with an aerosol fire extinguisher body (25), a heat conducting plate (23) is fixedly arranged outside the base (1), a heat conducting rod is inserted into the inner bottom of the sliding cavity (18), the lower end of the heat conducting rod penetrates through the base (1) and is fixedly connected with the heat conducting plate (23), the top of the sliding cavity (18) is also provided with an exhaust hole (22) for maintaining the stable air pressure in the sliding cavity (18).
8. An acousto-optic integrated fire alarm as claimed in claim 6, characterized in that: block mechanism is including setting up cardboard (26) in device groove (24) rear end, two spout (27), two have been seted up to the inside symmetry of cardboard (26) the equal slidable mounting in inside of spout (27) has connecting rod (28), two the equal fixed mounting in one end of connecting rod (28) has inserted bar (30), two the other end of connecting rod (28) is respectively through a lateral wall elastic connection of two springs (29) and two spout (27), two slots (31), two have been seted up to the inside symmetry of base (1) the inside of locating two slots (31) is inserted respectively to the one end of inserted bar (30).
9. An acousto-optic integrated fire alarm according to claim 6, characterised in that: each spray pipe (34) is internally provided with a special-shaped diversion trench (35) for accelerating the flow of fire extinguishing gas.
10. An acousto-optic integrated fire alarm as claimed in claim 1, characterized in that: the two sides of the base (1) are respectively and fixedly provided with a plurality of fixing blocks (36), and each fixing block (36) is internally provided with a threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210416747.XA CN114882662A (en) | 2022-04-20 | 2022-04-20 | Acousto-optic integrated fire alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210416747.XA CN114882662A (en) | 2022-04-20 | 2022-04-20 | Acousto-optic integrated fire alarm |
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| Publication Number | Publication Date |
|---|---|
| CN114882662A true CN114882662A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210416747.XA Pending CN114882662A (en) | 2022-04-20 | 2022-04-20 | Acousto-optic integrated fire alarm |
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| CN (1) | CN114882662A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116311769A (en) * | 2023-05-24 | 2023-06-23 | 南方电网数字平台科技(广东)有限公司 | Fault risk monitoring and early warning equipment for urban power grid equipment |
| CN116597601A (en) * | 2023-07-14 | 2023-08-15 | 威海广泰空港设备股份有限公司 | Intelligent fire control alarm system |
-
2022
- 2022-04-20 CN CN202210416747.XA patent/CN114882662A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116311769A (en) * | 2023-05-24 | 2023-06-23 | 南方电网数字平台科技(广东)有限公司 | Fault risk monitoring and early warning equipment for urban power grid equipment |
| CN116311769B (en) * | 2023-05-24 | 2023-08-15 | 南方电网数字平台科技(广东)有限公司 | Fault risk monitoring and early warning equipment for urban power grid equipment |
| CN116597601A (en) * | 2023-07-14 | 2023-08-15 | 威海广泰空港设备股份有限公司 | Intelligent fire control alarm system |
| CN116597601B (en) * | 2023-07-14 | 2023-09-19 | 威海广泰空港设备股份有限公司 | Intelligent fire control alarm system |
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