CN109887219B - Fire alarm device - Google Patents
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- CN109887219B CN109887219B CN201910224301.5A CN201910224301A CN109887219B CN 109887219 B CN109887219 B CN 109887219B CN 201910224301 A CN201910224301 A CN 201910224301A CN 109887219 B CN109887219 B CN 109887219B
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Abstract
The invention relates to a fire alarm device, which comprises a machine body and a smoke sensing cavity arranged in the machine body, a smoke inductor is arranged in the smoke induction cavity, the smoke inductor is communicated with a magnetic pushing block sliding cavity, the smoke inductor is fixedly matched and connected with a magnetic generation block in the sliding cavity of the magnetic pushing block, the sliding cavity of the magnetic pushing block is internally provided with the slidable magnetic pushing block, firstly, the fire hose opening assembly is designed, when a fire disaster happens, the household fire hydrant can be opened in time to extinguish the fire, and meanwhile, the circuit conversion assembly is designed to cut off the household power, so that the electrical appliance is prevented from being ignited by the fire disaster to cause a larger disaster, the alarm bell striking assembly continuously generates alarm bell sound, the invention has the advantages that neighbors can learn the fire and take fire fighting measures, and finally, the smoke recovery assembly is designed.
Description
Technical Field
The invention relates to the technical field of fire alarm, in particular to a fire alarm device.
Background
As is known, fire is a strong oxidation reaction carried out in the combustion process of an object, light and heat emitted by the fire are a phenomenon of energy release, the fire is a double-edged sword for people, the double-edged sword is an excellent angel, people improve production and life by using the fire, the fire is often used for cooking food which is difficult to digest, illuminating, warming, driving wild animals, heat treatment materials and the like, but the fire is also a violent evil, when people lose control over the use of the fire in time or space, a disastrous fire phenomenon is caused, a large number of families bear great property loss and even human casualties every year, so the fire early warning is particularly important, the main reason of the fire in most families is paralysis, preventive measures are not taken in time, or the fire can not be treated at a distance away from the families, and an alarm in the prior art is often complex in structure, The fire alarm device has the advantages that the response is insensitive, only sound alarm can be generated, the combustion condition cannot be blocked, the defects such as the defects are frequently suffered by people, the technical problems can be solved, the timeliness and the loss minimization of fire early warning are realized, and therefore the traditional device cannot meet the requirements of the existing life and work, and the fire alarm device is simple and convenient to operate, high in automatic degree and capable of timely and accurately early warning is needed.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a fire alarm device, which can solve the above problems in the prior art.
The invention is realized by the following technical scheme: the invention relates to a fire alarm device, which comprises a machine body and a smoke induction cavity arranged in the machine body, wherein a smoke inductor is arranged in the smoke induction cavity, the smoke inductor is communicated with and provided with a magnetic pushing block sliding cavity, the smoke inductor is fixedly matched and connected with a magnetic generation block in the magnetic pushing block sliding cavity, a slidable magnetic pushing block is arranged in the magnetic pushing block sliding cavity, the magnetic pushing block is fixedly matched and connected with a connecting rod, the connecting rod is fixedly matched and connected with a rack, the left side of the magnetic pushing block sliding cavity is communicated with and provided with a fire-fighting gear rack meshing cavity, the rack is matched and connected with a fire-fighting water pipe opening assembly in the fire-fighting gear rack meshing cavity, the left side of the fire-fighting gear rack meshing cavity is provided with a fire-fighting pipeline with an upper opening and a lower opening, and four groups of pipe joint assemblies are arranged in the fire-fighting pipeline, wherein the fire hose opening assembly is used for controlling the resistance of the fire pipeline, the rack is fixedly connected with a direction conversion pushing rod in a matching way, the lower side of the sliding cavity of the magnetic pushing block is communicated with a direction conversion rotating cavity, the direction conversion pushing rod is connected with a direction conversion assembly in the direction conversion rotating cavity in a sliding way, the right side of the direction conversion rotating cavity is provided with a power-off alarm control cavity communicated with the direction conversion pushing rod, the power-off alarm control cavity is internally provided with a power-off alarm control assembly, wherein the direction conversion assembly is used for driving the power-off alarm control assembly to work, the right side of the power-off alarm control cavity is communicated with a circuit conversion cavity, the circuit conversion cavity is internally provided with a circuit conversion assembly, the left side of the power-off alarm control cavity is provided with a cam rotating cavity, and the cam rotating cavity is internally provided with an alarm bell striking assembly, the power-off alarm control assembly is used for controlling the alarm bell knocking assembly and the circuit conversion assembly to work, a smoke absorption pipeline is arranged on the right side of the circuit conversion cavity, a smoke recovery assembly is arranged in the smoke absorption pipeline, and smoke on a fire scene is extracted out of a house by the smoke recovery assembly.
As preferred technical scheme, fire hose opening assembly including set up in the straight-teeth gear axis of rotation that extends from top to bottom in fire control gear rack meshing intracavity, straight-teeth gear axis of rotation normal running fit is connected with the straight-teeth gear, the straight-teeth gear with rack toothing cooperation is connected, fire control gear rack meshing chamber rear side is provided with power take off gear meshing chamber, the straight-teeth gear axis of rotation runs through fire control gear rack meshing chamber is and stretch into power take off gear meshing intracavity normal running fit is connected with the power take off driving gear, power take off driving gear meshing cooperation is connected with power take off driven gear, power take off driven gear normal running fit is connected with the input gear axis of rotation, power take off gear meshing chamber left side is provided with power input gear meshing chamber, the input gear axis of rotation runs through power take off gear meshing chamber and stretch into power input gear meshing intracavity normal running fit is connected with fire control and drives Move the driving gear, fire control drive driving gear meshing cooperation is connected with fire control drive driven gear, fire control drive driven gear normal running fit is connected with the valve plate axis of rotation, the valve plate axis of rotation runs through power input gear meshing chamber and stretch into fixed fit is connected with the valve plate in the fire-fighting pipeline to be convenient for realize control fire-fighting pipeline's logical hinders.
As a preferred technical solution, the pipe joint assembly includes a pipe joint sliding cavity arranged in the fire fighting pipeline and having an inward opening, the pipe joint sliding cavity is provided with a slidable pipe joint, and a jacking spring is arranged between the pipe joint and an inner wall of the pipe joint sliding cavity in a jacking manner, so that the household fire hydrant is conveniently connected with the fire fighting pipeline.
As preferred technical scheme, the direction conversion subassembly including set up in the V type rotor plate axis of rotation of direction conversion rotation intracavity, V type rotor plate axis of rotation normal running fit is connected with V type rotor plate, V type rotor plate normal running fit is connected with the one-level rotor plate, the one-level rotor plate with direction conversion catch bar sliding fit connects, V type rotor plate fixedly connected with second grade rotor plate, second grade rotor plate sliding fit is connected with the horizontal catch bar of slidable to be convenient for realize converting the power of vertical direction into the power of horizontal direction.
As a preferable technical scheme, the power-off alarm control assembly comprises a control panel which is arranged in the power-off alarm control cavity in a slidable manner, the control panel is connected with the transverse push rod in a sliding fit manner, the control panel is fixedly connected with a clutch electric plate in a fit manner, the control panel is fixedly connected with a rotating shaft push block in a fit manner, a pressure spring is arranged between the rotating shaft push block and the inner wall of the power-off alarm control cavity in a jacking manner, the rotating shaft push block is connected with a sliding gear rotating shaft in a rotating fit manner, the sliding gear rotating shaft is connected with a clutch gear in a rotating fit manner, the clutch gear is connected with an alarm power input driven gear and an alarm power input driving gear in a meshing fit manner, the alarm power input driven gear is connected with an alarm power input rotating shaft in a rotating fit manner, the alarm power input rotating shaft penetrates through the inner wall of the power-off alarm control cavity and extends into the cam rotating cavity, the alarm power input driving gear is connected with a wind wheel rotating shaft in a rotating fit mode, the wind wheel rotating shaft penetrates through the power-off alarm control cavity and extends into the smoke absorption pipeline, and therefore the alarm bell knocking assembly and the circuit conversion assembly are controlled conveniently.
As a preferred technical scheme, the circuit conversion assembly comprises the clutch electric plate in the circuit conversion cavity, the clutch electric plate is fixedly connected with an electric contact in a matching manner, a household electric plate is arranged in the inner wall of the bottom side of the circuit conversion cavity, and a motor starting electric plate is arranged in the inner wall of the top side of the circuit conversion cavity, so that the household circuit is conveniently cut off and a circuit in the motor starting electric plate is conveniently switched on.
As a preferable technical scheme, the alarm bell striking component comprises a cam driving shaft arranged in the cam rotating cavity, the cam driving shaft is connected with a cam driving gear in a rotating fit manner, the cam driving gear is connected with a cam driving driven gear in a meshing fit manner, the cam driving driven gear is connected with the alarm power input rotating shaft in a rotating fit manner, the cam driving shaft is connected with a cam in a rotating fit manner, the cam is connected with a roller in an abutting fit manner, the roller is connected with a roller rotating shaft in a rotating fit manner, the roller rotating shaft is connected with a fixed block in a rotating fit manner, the fixed block is fixedly connected with a striking block connecting rod in a matching manner, the top side of the cam rotating cavity is communicated with an alarm bell striking cavity, the striking block connecting rod extends into the alarm bell striking cavity and is fixedly connected with a striking block in a matching manner, and the inner wall of the alarm bell striking cavity is fixedly connected with an alarm bell, thereby being convenient for alarming when fire disaster happens.
As preferred technical scheme, smog recovery subassembly including set up in wind wheel in the smog absorption pipeline, the wind wheel with wind wheel axis of rotation normal running fit connects, smog absorption pipeline left side is provided with wind wheel gear engagement chamber, the wind wheel axis of rotation runs through smog absorption pipeline inner wall and stretch into wind wheel gear engagement intracavity normal running fit is connected with motor drive driven gear, motor drive driven gear engagement cooperation is connected with the motor drive driving gear, motor drive driving gear normal running fit is connected with the alarm drive motor axis of rotation, alarm drive motor axis of rotation normal running fit is connected with the surface and inlays and locate alarm drive motor in the wind wheel gear engagement intracavity wall, thereby be convenient for realize the drive in the smog absorption pipeline the wind wheel is taken out indoor smog and is separated.
The invention has the beneficial effects that: the fire hydrant is simple in structure and convenient to operate, the fire hose opening assembly is designed firstly, the household fire hydrant can be opened in time to extinguish fire when a fire disaster happens, the fire situation is unlikely to grow and is difficult to control, meanwhile, the circuit conversion assembly is designed to cut off household electricity, the situation that an electric appliance is ignited by the fire disaster to cause a larger disaster is avoided, the alarm bell striking assembly works simultaneously with the two assemblies, the alarm bell striking assembly continuously generates alarm bell sound, a neighbor can know the fire situation and take a fire fighting measure, and finally, the smoke recovery assembly is designed to quickly extract indoor smoke, so that fire fighting and the personal safety of rescue workers are facilitated.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the internal structure of a fire alarm device according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A in FIG. 1;
FIG. 3 is a partially enlarged view of "B" in FIG. 1;
fig. 4 is a partially enlarged structural view of "C" in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-4, the fire alarm device of the present invention includes a body 12 and a smoke sensing cavity 22 disposed in the body 12, wherein a smoke sensor 21 is disposed in the smoke sensing cavity 22, the smoke sensor 21 is communicated with a magnetic pushing block sliding cavity 48, the smoke sensor 21 is fixedly and cooperatively connected with a magnetic generation block 23 in the magnetic pushing block sliding cavity 48, a slidable magnetic pushing block 15 is disposed in the magnetic pushing block sliding cavity 48, the magnetic pushing block 15 is fixedly and cooperatively connected with a connecting rod 16, the connecting rod 16 is fixedly and cooperatively connected with a rack 57, a fire fighting gear rack meshing cavity 58 is communicated with the left side of the magnetic pushing block sliding cavity 48, the rack 57 is connected with a fire fighting water pipe opening assembly in the fire fighting gear rack meshing cavity 58 in an engaging manner, a fire fighting pipeline 19 with an upper opening and a lower opening is disposed on the left side of the fire fighting gear rack meshing cavity 58, four groups of pipe joint assemblies are arranged in the fire fighting pipeline 19, wherein the fire fighting water pipe opening assembly is used for controlling the resistance of the fire fighting pipeline 19, the rack 57 is fixedly connected with a direction conversion push rod 81 in a matching way, the lower side of the magnetic push block sliding cavity 48 is communicated with a direction conversion rotating cavity 79, the direction conversion push rod 81 is connected with a direction conversion assembly in the direction conversion rotating cavity 79 in a sliding way, the right side of the direction conversion rotating cavity 79 is provided with a communicated power-off alarm control cavity 47, the power-off alarm control cavity 47 is internally provided with a power-off alarm control assembly, wherein the direction conversion assembly is used for driving the power-off alarm control assembly to work, the right side of the power-off alarm control cavity 47 is communicated with a circuit conversion cavity 40, the circuit conversion cavity 40 is internally provided with a circuit conversion assembly, and the left side of the power-off alarm control cavity 47 is provided with a cam rotating cavity 67, the utility model discloses a fire disaster alarm device, including cam rotation chamber 67, circuit conversion subassembly, circuit conversion chamber 40, smoke absorption pipeline 31, the subassembly is retrieved to the smog that is provided with in the circuit conversion subassembly 31, the cam rotates and is provided with the alarm bell in the chamber 67 and strikes the subassembly, wherein, outage alarm control subassembly is used for control the alarm bell strikes the subassembly with circuit conversion subassembly work, circuit conversion chamber 40 right side is provided with smoke absorption pipeline 31, be provided with the smog in the smoke absorption pipeline 31 and retrieve the subassembly, the smog is retrieved the subassembly and is taken out the smog on the scene of taking place the conflagration and leave the house.
Beneficially, fire hose opening assembly is including setting up in straight-gear rotation axis 55 that extends from top to bottom in fire gear rack meshing chamber 58, straight-gear rotation axis 55 normal running fit is connected with straight-gear 56, straight-gear 56 with rack 57 meshing cooperation is connected, fire gear rack meshing chamber 58 rear side is provided with power take off gear meshing chamber 53, straight-gear rotation axis 55 runs through fire gear rack meshing chamber 58 and stretches into power take off gear meshing chamber 53 normal running fit is connected with power take off driving gear 54, power take off driving gear 54 meshing cooperation is connected with power take off driven gear 52, power take off driven gear 52 normal running fit is connected with input gear rotation axis 51, power take off gear meshing chamber 53 left side is provided with power input gear meshing chamber 59, input gear rotation axis 51 runs through power take off gear meshing chamber 53 and stretches into power input gear rotation axis 51 The meshing chamber 59 internal rotation cooperation is connected with fire control drive gear 50, fire control drive gear 50 meshing cooperation is connected with fire control drive driven gear 60, fire control drive driven gear 60 normal running fit is connected with valve plate axis of rotation 61, valve plate axis of rotation 61 runs through power input gear meshing chamber 59 and stretch into fixed fit is connected with valve plate 49 in the fire control pipeline 19 to be convenient for realize control fire control pipeline 19 leads to hindering.
Advantageously, the coupling assembly comprises 4 sets of inwardly open coupling sliding chambers 14 arranged in the fire fighting pipe 19, the coupling sliding chambers 14 being provided with slidable couplings 20, and a compression spring 13 being compressed between the couplings 20 and the inner wall of the coupling sliding chambers 14, so as to facilitate the connection of a household fire hydrant with the fire fighting pipe 19.
Beneficially, the direction conversion assembly includes a V-shaped rotating plate rotating shaft 75 disposed in the direction conversion rotating cavity 79, the V-shaped rotating plate rotating shaft 75 is connected with a V-shaped rotating plate 74 in a rotating fit manner, the V-shaped rotating plate 74 is connected with a primary rotating plate 80 in a rotating fit manner, the primary rotating plate 80 is connected with the direction conversion pushing rod 81 in a sliding fit manner, the V-shaped rotating plate 74 is fixedly connected with a secondary rotating plate 76, and the secondary rotating plate is connected with a slidable transverse pushing rod 77 in a sliding fit manner, so that the vertical force is converted into the horizontal force.
Beneficially, outage alarm control subassembly including set up in slidable control panel 45 in outage alarm control chamber 47, control panel 45 with horizontal catch bar 77 sliding fit connects, control panel 45 fixed fit is connected with separation and reunion electroplax 44, control panel 45 fixed fit is connected with axis of rotation and promotes piece 46, axis of rotation promote piece 46 with the roof pressure is provided with pressure spring 43 between the outage alarm control chamber 47 inner wall, the axis of rotation promotes piece 46 running fit and is connected with slip gear axis of rotation 28, slip gear axis of rotation 28 running fit is connected with clutch gear 26, clutch gear 26 meshing cooperation is connected with warning power input driven gear 25 and warning power input driving gear 27, warning power input driven gear 25 running fit is connected with warning power input axis of rotation 24, warning power input axis of rotation 24 runs through outage alarm control chamber 47 inner wall just stretches into the cam changes Move in the chamber 67, alarm power input driving gear 27 normal running fit is connected with wind wheel axis of rotation 33, wind wheel axis of rotation 33 runs through outage alarm control chamber 47 and stretch into in the smog absorbs the pipeline 31, thereby be convenient for realize control the alarm bell strikes the subassembly with circuit conversion subassembly.
Advantageously, the circuit switching assembly comprises the clutch electric plate 44 in the circuit switching cavity 40, the clutch electric plate 44 is fixedly connected with the electric contact 42 in a matching mode, the household electric plate 41 is arranged in the inner wall of the bottom side of the circuit switching cavity 40, and the motor starting electric plate 39 is arranged in the inner wall of the top side of the circuit switching cavity 40, so that the household circuit can be switched off and the circuit in the motor starting electric plate 39 can be switched on conveniently.
Beneficially, the alarm bell striking assembly comprises a cam driving shaft 64 disposed in the cam rotating cavity 67, the cam driving shaft 64 is connected with a cam driving gear 63 in a rotating fit manner, the cam driving gear 63 is connected with a cam driving driven gear 66 in a meshing fit manner, the cam driving driven gear 66 is connected with the alarm power input rotating shaft 24 in a rotating fit manner, the cam driving shaft 64 is connected with a cam 65 in a rotating fit manner, the cam 65 is connected with a roller 62 in an abutting fit manner, the roller 62 is connected with a roller rotating shaft 73 in a rotating fit manner, the roller rotating shaft 73 is connected with a fixed block 72 in a rotating fit manner, the fixed block 72 is fixedly connected with a striking block connecting rod 68 in a matching manner, the top side of the cam rotating cavity 67 is communicated with an alarm bell striking cavity 71, and the striking block connecting rod 68 extends into the alarm bell striking cavity 71 and is fixedly connected with a striking block 69 in a matching manner, the inner wall of the alarm bell knocking cavity 71 is fixedly connected with an alarm bell 70, so that the alarm can be conveniently realized when a fire disaster happens.
Advantageously, the fume recovery assembly comprises a wind wheel 35 arranged inside the fume absorption duct 31, the wind wheel 35 is connected with the wind wheel rotating shaft 33 in a rotating fit manner, a wind wheel gear meshing cavity 32 is arranged at the left side of the smoke absorption pipeline 31, the wind wheel rotating shaft 33 penetrates through the inner wall of the smoke absorption pipeline 31 and extends into the wind wheel gear meshing cavity 32 to be connected with a motor driving driven gear 29 in a rotating fit mode, the motor driving driven gear 29 is engaged and matched with a motor driving gear 36, the motor driving gear 36 is rotationally matched with an alarm driving motor rotating shaft 37, the alarm driving motor rotating shaft 37 is connected with an alarm driving motor 38 with the outer surface embedded in the inner wall of the wind wheel gear meshing cavity 32 in a rotating matching way, thereby facilitating the driving of the wind wheel 35 in the smoke absorbing duct 31 to extract the smoke from the room.
In the initial state of the fire alarm device, the alarm driving motor 38 is in a stop state, the clutch electric plate 44 is in contact with the household electric plate 41, the clutch electric plate 44 is separated from the motor starting electric plate 39, and the household fire hydrant is connected with the fire fighting pipeline 19.
When the fire alarm device works, when a fire occurs, the smoke sensor 21 senses smoke, the smoke sensor 21 drives the magnetic generation block 23 to generate repulsive magnetic force to push the magnetic pushing block 15 to move downwards in the magnetic pushing block sliding cavity 48, the connecting rod 16 also drives the rack 57 to move downwards under the driving of the magnetic pushing block 15, the rack 57 moves downwards and drives the spur gear 56 to rotate, the spur gear 56 drives the spur gear rotating shaft 55, the power output driving gear 54, the power output driven gear 52, the input gear rotating shaft 51, the fire protection driving gear 50, the fire protection driving driven gear 60 and the valve plate rotating shaft 61 to rotate, and finally the valve plate rotating shaft 61 drives the valve plate 49 to rotate, so that the resistance of the fire protection pipeline 19 is controlled, meanwhile, the rack 57 drives the direction conversion pushing rod 81 fixedly matched and connected to move downwards, the direction conversion pushing rod 81 moves downwards and pushes the primary rotating plate 80, The V-shaped rotating plate 74 and the second-stage rotating plate 76 rotate around a V-shaped rotating plate rotating shaft 75, finally the second-stage rotating plate 76 pushes a transverse pushing rod 77 to move rightwards, the transverse pushing rod 77 pushes a control panel 45 to slide upwards in a power failure alarm control cavity 47, the control panel 45 drives a rotating shaft pushing block 46, a sliding gear rotating shaft 28 and a clutch gear 26 to slide upwards so that the clutch gear 26 is meshed with the alarm power input driven gear 25 and the alarm power input driving gear 27, meanwhile, the control panel 45 drives a clutch electric plate 44 to move upwards so that an electric contact 42 fixedly connected with the clutch electric plate 44 is contacted with an electric contact 42 on a motor starting electric plate 39, a circuit in the motor starting electric plate 39 is switched on, the alarm driving motor 38 is started, the clutch electric plate 44 is separated from a household electric plate 41, a household circuit is cut off, the alarm driving motor 38 is started and drives the alarm driving motor rotating shaft 37 to rotate, the alarm driving motor rotating shaft 37 drives the motor driving gear 36, the motor driving driven gear 29 and the wind wheel rotating shaft 33 to rotate, the wind wheel rotating shaft 33 drives the wind wheel 35 to rotate, so that the wind wheel 35 in the smoke absorption pipeline 31 is driven to extract indoor smoke, meanwhile, the alarm power input rotating shaft 24 rotates and drives the cam driving driven gear 66, the cam driving gear 63, the cam driving shaft 64 and the cam 65 to rotate, the cam 65 drives the roller 62 to rotate and pushes the roller 62 to do up-and-down reciprocating motion, the roller 62 drives the roller rotating shaft 73, the fixing block 72, the knocking block connecting rod 68 and the knocking block 69 to do up-and-down reciprocating motion, and the knocking block 69 continuously knocks the alarm bell 70 to generate alarm sound, so that the alarm is conveniently realized when a fire occurs.
When the fire alarm device is connected with a household fire hydrant, the joint of the household fire hydrant pushes the left and right pipe joints 20 to overcome the elastic force of the top pressure spring 13 and slide towards the pipe joint sliding cavity 14, so that the joint of the household fire hydrant is abutted to realize the connection of the household fire hydrant and the fire fighting pipeline 19.
The invention has the beneficial effects that: the fire hydrant is simple in structure and convenient to operate, the fire hose opening assembly is designed firstly, the household fire hydrant can be opened in time to extinguish fire when a fire disaster happens, the fire situation is unlikely to grow and is difficult to control, meanwhile, the circuit conversion assembly is designed to cut off household electricity, the situation that an electric appliance is ignited by the fire disaster to cause a larger disaster is avoided, the alarm bell striking assembly works simultaneously with the two assemblies, the alarm bell striking assembly continuously generates alarm bell sound, a neighbor can know the fire situation and take a fire fighting measure, and finally, the smoke recovery assembly is designed to quickly extract indoor smoke, so that fire fighting and the personal safety of rescue workers are facilitated.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (1)
1. The utility model provides a fire alarm device, includes the fuselage and sets up smoke induction cavity in the fuselage, its characterized in that: a smoke inductor is arranged in the smoke induction cavity, the smoke inductor is communicated with a magnetic pushing block sliding cavity, the smoke inductor is fixedly connected with a magnetic generation block in the magnetic pushing block sliding cavity in a matching manner, a slidable magnetic pushing block is arranged in the magnetic pushing block sliding cavity, the magnetic pushing block is fixedly connected with a connecting rod in a matching manner, the connecting rod is fixedly connected with a rack in a matching manner, the left side of the magnetic pushing block sliding cavity is communicated with a fire-fighting gear rack meshing cavity, the rack is connected with a fire-fighting water pipe opening assembly in the fire-fighting gear rack meshing cavity in a matching manner, a fire-fighting pipeline with an upper opening and a lower opening is arranged on the left side of the fire-fighting gear rack meshing cavity, four groups of pipe joint assemblies are arranged in the fire-fighting pipeline, wherein the fire-fighting water pipe opening assembly is used for controlling the through resistance of the fire-fighting pipeline, the rack is fixedly connected with a direction conversion push rod in a matching way, the lower side of the sliding cavity of the magnetic push block is communicated with a direction conversion rotating cavity, the direction conversion push rod is connected with a direction conversion component in the direction conversion rotating cavity in a sliding way, the right side of the direction conversion rotating cavity is provided with a power-off alarm control cavity communicated with the direction conversion push rod, the power-off alarm control cavity is internally provided with a power-off alarm control component, wherein the direction conversion component is used for driving the power-off alarm control component to work, the right side of the power-off alarm control cavity is communicated with a circuit conversion cavity, the circuit conversion cavity is internally provided with a circuit conversion component, the left side of the power-off alarm control cavity is provided with a cam rotating cavity, the cam rotating cavity is internally provided with a warning bell knocking component, wherein the power-off alarm control component is used for controlling the warning bell knocking component and the circuit conversion component to work, a smoke absorption pipeline is arranged on the right side of the circuit conversion cavity, a smoke recovery component is arranged in the smoke absorption pipeline, and smoke on a fire scene is extracted out of a house by the smoke recovery component; the fire hose opening assembly comprises a straight gear rotating shaft which is arranged in the fire gear rack meshing cavity and extends up and down, the straight gear rotating shaft is connected with a straight gear in a rotating fit manner, the straight gear is connected with the rack in a meshing fit manner, the rear side of the fire gear rack meshing cavity is provided with a power output gear meshing cavity, the straight gear rotating shaft penetrates through the fire gear rack meshing cavity and extends into the power output gear meshing cavity to be connected with a power output driving gear in a rotating fit manner, the power output driving gear is connected with a power output driven gear in a meshing fit manner, the power output driven gear is connected with an input gear rotating shaft in a rotating fit manner, the left side of the power output gear meshing cavity is provided with a power input gear meshing cavity, the input gear rotating shaft penetrates through the power output gear meshing cavity and extends into the power input gear meshing cavity to be connected with a fire driving gear in a rotating fit manner, the fire-fighting driving gear is connected with a fire-fighting driving driven gear in a meshing and matching manner, the fire-fighting driving driven gear is connected with a valve plate rotating shaft in a rotating and matching manner, and the valve plate rotating shaft penetrates through the power input gear meshing cavity and extends into the fire-fighting pipeline to be fixedly connected with a valve plate in a matching and matching manner; the pipe joint assembly comprises a pipe joint sliding cavity which is arranged in the fire fighting pipeline and provided with an inward group opening, the pipe joint sliding cavity is provided with a slidable pipe joint, and a jacking spring is arranged between the pipe joint and the inner wall of the pipe joint sliding cavity in a jacking mode; the direction conversion assembly comprises a V-shaped rotating plate rotating shaft arranged in the direction conversion rotating cavity, the V-shaped rotating plate rotating shaft is connected with a V-shaped rotating plate in a rotating fit mode, the V-shaped rotating plate is connected with a primary rotating plate in a rotating fit mode, the primary rotating plate is connected with the direction conversion push rod in a sliding fit mode, the V-shaped rotating plate is fixedly connected with a secondary rotating plate, and the secondary rotating plate is connected with a slidable transverse push rod in a sliding fit mode; the power failure alarm control assembly comprises a control panel which is arranged in the power failure alarm control cavity in a sliding fit mode, the control panel is connected with the transverse push rod in a sliding fit mode, the control panel is fixedly connected with a clutch electric plate in a fit mode, the control panel is fixedly connected with a rotating shaft push block in a fit mode, a pressure spring is arranged between the rotating shaft push block and the inner wall of the power failure alarm control cavity in a jacking mode, the rotating shaft push block is connected with a sliding gear rotating shaft in a rotating fit mode, the sliding gear rotating shaft is connected with a clutch gear in a rotating fit mode, the clutch gear is connected with an alarm power input driven gear and an alarm power input driving gear in a meshing fit mode, the alarm power input driven gear is connected with an alarm power input rotating shaft in a rotating fit mode, the alarm power input rotating shaft penetrates through the inner wall of the power failure alarm control cavity and extends into the cam rotating cavity, the alarm power input driving gear is connected with a wind wheel rotating shaft in a rotating fit mode, and the wind wheel rotating shaft penetrates through the power-off alarm control cavity and extends into the smoke absorption pipeline; the circuit conversion assembly comprises the clutch electric plate in the circuit conversion cavity, the clutch electric plate is fixedly connected with an electric contact in a matching mode, a household electric plate is arranged in the inner wall of the bottom side of the circuit conversion cavity, and a motor starting electric plate is arranged in the inner wall of the top side of the circuit conversion cavity; the alarm bell striking component comprises a cam driving shaft arranged in the cam rotating cavity, the cam driving shaft is connected with a cam driving gear in a rotating matching way, the cam driving gear is engaged and connected with a cam driving driven gear which is connected with the alarm power input rotating shaft in a rotating and matching way, the cam driving shaft is connected with a cam in a rotating fit manner, the cam is connected with a roller in an abutting fit manner, the roller is connected with a roller rotating shaft in a rotating matching way, the roller rotating shaft is connected with a fixed block in a rotating matching way, the fixed block is fixedly matched and connected with a knocking block connecting rod, the top side of the cam rotating cavity is communicated with an alarm bell knocking cavity, the alarm bell knocking cavity is internally provided with a knocking block connecting rod; smog recycling assembly including set up in wind wheel in the smog absorption pipeline, the wind wheel with wind wheel axis of rotation normal running fit connects, smog absorption pipeline left side is provided with wind wheel gear engagement chamber, the wind wheel axis of rotation runs through smog absorption pipeline inner wall and stretch into wind wheel gear engagement intracavity normal running fit is connected with motor drive driven gear, motor drive driven gear engagement cooperation is connected with the motor drive driving gear, motor drive driving gear normal running fit is connected with the warning driving motor axis of rotation, warning driving motor axis of rotation normal running fit is connected with the surface and inlays and locate warning driving motor in the wind wheel gear engagement intracavity wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224301.5A CN109887219B (en) | 2019-03-22 | 2019-03-22 | Fire alarm device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224301.5A CN109887219B (en) | 2019-03-22 | 2019-03-22 | Fire alarm device |
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| CN109887219A CN109887219A (en) | 2019-06-14 |
| CN109887219B true CN109887219B (en) | 2021-08-17 |
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| CN201910224301.5A Active CN109887219B (en) | 2019-03-22 | 2019-03-22 | Fire alarm device |
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|---|---|---|---|---|
| CN110363966A (en) * | 2019-07-25 | 2019-10-22 | 芜湖宇立锅炉有限公司 | A kind of economizer anti-leak warning device |
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