CN110766902A - Smoke alarm with high detection speed and convenient to disassemble and assemble - Google Patents
Smoke alarm with high detection speed and convenient to disassemble and assemble Download PDFInfo
- Publication number
- CN110766902A CN110766902A CN201911012344.3A CN201911012344A CN110766902A CN 110766902 A CN110766902 A CN 110766902A CN 201911012344 A CN201911012344 A CN 201911012344A CN 110766902 A CN110766902 A CN 110766902A
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- China
- Prior art keywords
- main body
- air
- smoke alarm
- assembly
- pipe
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
Abstract
The invention relates to a smoke alarm with high detection speed and convenient disassembly and assembly, which comprises a main body, a smoke sensor, an air suction mechanism and a disassembly and assembly mechanism, the air exhaust mechanism comprises an air exhaust component, a power pipe, an air exhaust cylinder, two air outlet pipes and at least two air inlet pipes, the disassembling and assembling mechanism comprises a power generation assembly, a mounting plate, a reinforcing disc, a limiting ring, a mounting disc, a transmission shaft, two support plates, two lifting sleeves, two sliding rods and two springs, the air exhaust assembly comprises a motor, a driving shaft and fan blades, the power generation assembly comprises an annular rack, a gear and a power generator, in the smoke alarm with high detection speed and convenient assembly and disassembly, the air pumping mechanism can accelerate the flow velocity of the air around the smoke alarm, accelerate the detection speed of the smoke alarm, the convenience of the disassembly and assembly of the smoke alarm is improved through the disassembly and assembly mechanism, and the practicability of the smoke alarm is improved.
Description
Technical Field
The invention relates to the field of intelligent pipe galleries, in particular to a smoke alarm which is high in detection speed and convenient to disassemble and assemble.
Background
The wisdom piping lane is exactly underground city pipeline integrated corridor, builds a tunnel space promptly in the city underground, collects electric power, communication, various engineering pipelines such as gas, heat supply, plumbing in an organic whole, is equipped with special access hole, hoist and mount mouth and monitoring system, implements unified planning, unified design, unified construction and management, is the important infrastructure and "lifeline" of guarantee city operation, and smoke alarm is as one kind of fire-fighting equipment, has ensured wisdom piping lane's security greatly.
The smoke alarm of prior art is at the in-process that uses, if smoke alarm installs and far away with ignition in the position, then smog wafts from ignition to smoke alarm department and needs consume a large amount of time, has reduced smoke alarm's detection speed, and so on, smoke alarm of prior art passes through bolt fixed mounting on the wall body, has reduced the convenient degree of smoke alarm dismouting, has reduced smoke alarm's practicality.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the smoke alarm which is high in detection speed and convenient to disassemble and assemble is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a smoke alarm with high detection speed and convenient assembly and disassembly comprises a main body and a smoke sensor, wherein the main body is cylindrical, the smoke sensor is arranged on the inner wall of the top of the main body, the smoke alarm further comprises an air suction mechanism and an assembly and disassembly mechanism, the assembly and disassembly mechanism is arranged on the top of the main body, and the air suction mechanism is arranged inside the main body;
the air exhaust mechanism comprises an air exhaust assembly, a power pipe, an exhaust barrel, two air outlet pipes and at least two air inlet pipes, wherein the power pipe and the exhaust barrel are coaxially arranged with the main body, the power pipe is arranged in the main body, the bottom end of the power pipe is in a sealed state, the air exhaust assembly is arranged in the power pipe, the air inlet pipes are perpendicular to the axis of the main body, the air inlet pipes are uniformly arranged around the power pipe in the circumferential direction of the axis of the main body, one end of each air inlet pipe is communicated with the power pipe, the other end of each air inlet pipe is communicated with the outside of the main body, a one-way valve is arranged in each air inlet pipe, the top end of the exhaust barrel is communicated with the bottom end of the main body, the bottom end of the exhaust barrel is in a sealed state, the two air outlet pipes are respectively arranged at two sides of the exhaust barrel, the two air outlet pipes are symmetrical with respect to the axis center, one end of the air outlet pipe is communicated with the inside of the air exhaust cylinder, and the inner diameter of the end of the air outlet pipe, which is far away from the air exhaust cylinder, is smaller than that of the end of the air outlet pipe, which is close to the air exhaust cylinder;
the dismouting mechanism includes electricity generation subassembly, mounting panel, consolidates dish, spacing ring, mounting panel, transmission shaft, two backup pads, two lifting sleeve, two slide bars and two springs, transmission shaft, spacing ring, consolidates dish and mounting panel all with the coaxial setting of main part, the mounting panel passes through the top fixed connection of transmission shaft and main part, consolidate the dish and set up the one side of keeping away from the main part at the mounting panel, the spacing ring sets up the one side that is close to the mounting panel at the consolidates the dish, the mounting panel sets up the inboard at the spacing ring, the slide bar is parallel with the axis of main part, and two slide bars set up respectively in the both sides of consolidating the dish, and two slide bars are about the axis symmetry setting of consolidating the dish, and two slide bars pass two lifting sleeve respectively, lifting sleeve and slide bar sliding connection, two lifting sleeve respectively with the both sides fixed connection of consolidating the dish, the mounting panel is parallel with the consolidates, the utility model discloses a power generation assembly, including reinforcing plate, mounting panel, two backup pads, mounting panel, spring and lifting sleeve, the mounting panel sets up the one side of filling the main part of keeping away from of reinforcing plate, and the top of two slide bars all with mounting panel fixed connection, and two springs overlap respectively and establish on two slide bars, the mounting panel passes through spring and lifting sleeve fixed connection, the spring is in compression state, and two backup pads set up the both sides at the transmission shaft respectively, the backup pad is parallel with the mounting panel, the one side of keeping away from each other of two backup pads respectively with the bottom fixed connection of two slide bars, the power generation subassembly sets up on the bottom of one of them slide bar, the power generation subassembly is connected with the main part, the equal evenly distributed in one side that is close to the installation sabot of reinforcing.
Preferably, in order to improve the intelligent degree of the smoke sensor, the main body is internally provided with a PLC, a wireless signal transceiver module, a built-in antenna and an audible and visual alarm, and the wireless signal transceiver module, the built-in antenna, the smoke sensor and the audible and visual alarm are all electrically connected with the PLC.
Preferably, in order to provide power for the air exhaust of the power pipe, the air exhaust assembly comprises a motor, a driving shaft and fan blades, the driving shaft and the power pipe are coaxially arranged, a fixed bearing is arranged at one end of the driving shaft, one end of the driving shaft is connected with one end, close to the air exhaust barrel, of the power pipe through the fixed bearing, the motor is fixedly connected with the power pipe, the motor is in transmission connection with the driving shaft, the fan blades are arranged inside the power pipe, and the fan blades are fixedly connected with the driving shaft.
Preferably, in order to improve the energy-saving performance of the smoke alarm, the power generation assembly comprises an annular rack, a gear and a power generator, the shape-changing rack is coaxially arranged with the main body, the annular rack is fixedly connected with the top end of the main body, the power generator is fixedly connected with the bottom end of one of the sliding rods, the power generator is in transmission connection with the gear, and the gear is meshed with the annular rack.
Preferably, the mounting plate is coated with grease in order to improve the smoothness of rotation of the mounting plate.
Preferably, the mounting plate is made of stainless steel in order to prolong the service life of the mounting plate.
Preferably, the motor is a servo motor in order to improve the accuracy of the rotational speed control of the fan blades.
Preferably, in order to improve the dustproof performance of the air inlet pipe, a filter screen is arranged inside the air inlet pipe.
Preferably, the body is coated with an anti-corrosive coating in order to extend the service life of the body.
Preferably, the number of smoke sensors is two in order to reduce the failure rate of the smoke alarm.
The smoke alarm with the fast detection speed and convenient to disassemble and assemble has the advantages that the air exhaust mechanism can accelerate the flow speed of air around the smoke alarm and accelerate the detection speed of the smoke alarm, compared with the existing air exhaust mechanism, the air exhaust mechanism pushes the main body to rotate by recoil force generated when the air outlet pipe exhausts, the air exhaust range of the smoke alarm is expanded, the detection precision of the smoke alarm is improved, the convenience of disassembling and assembling of the smoke alarm is improved by the disassembling and assembling mechanism, the practicability of the smoke alarm is improved, compared with the existing disassembling and assembling mechanism, the assembling and assembling mechanism not only improves the stability of main body installation, but also improves the smoothness of main body rotation, and simultaneously improves the energy-saving performance of the smoke alarm.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a smoke alarm with high detection speed and easy disassembly and assembly according to the present invention;
FIG. 2 is a schematic structural view of the suction mechanism of the smoke alarm of the present invention which is fast in detection and easy to disassemble and assemble;
FIG. 3 is a schematic structural view of the suction assembly of the smoke alarm of the present invention that is fast in detection and easy to disassemble and assemble;
FIG. 4 is a schematic structural view of a disassembly and assembly mechanism of the smoke alarm with fast detection speed and convenient disassembly and assembly of the invention;
in the figure: 1. the air exhaust fan comprises a gear, a generator, a support plate, a transmission shaft, a limiting ring, a reinforcing disc, a lifting sleeve, a sliding rod, an air inlet pipe, a main body, an exhaust barrel, an air outlet pipe, a check valve, a smoke sensor, a power pipe, a driving shaft, a fan blade, an air inlet pipe, a motor, a spring, a mounting disc, a ring-shaped rack and a ball, wherein the gear is 2, the generator is 3, the support plate is 4, the transmission shaft is 5, the limiting ring is 6, the reinforcing disc is 7, the lifting sleeve is 8, the air inlet pipe is 9.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a smoke alarm with fast detection speed and convenient to disassemble and assemble comprises a main body 10 and a smoke sensor 14, wherein the main body 10 is cylindrical, the smoke sensor 14 is arranged on the inner wall of the top of the main body 10, and the smoke alarm further comprises an air suction mechanism and a disassembling and assembling mechanism, the disassembling and assembling mechanism is arranged on the top of the main body 10, and the air suction mechanism is arranged inside the main body 10;
the flow velocity of air around the smoke alarm can be accelerated through the air exhaust mechanism, the detection speed of the smoke alarm is accelerated, the convenience of assembling and disassembling the smoke alarm is improved through the assembling and disassembling mechanism, and the practicability of the smoke alarm is improved;
as shown in fig. 2, the air extracting mechanism includes an air extracting assembly, a power pipe 15, an exhaust funnel 11, two air outlet pipes 12 and at least two air inlet pipes 18, the power pipe 15 and the exhaust funnel 11 are coaxially disposed with the main body 10, the power pipe 15 is disposed inside the main body 10, the bottom end of the power pipe 15 is in a sealed state, the air extracting assembly is disposed inside the power pipe 15, the air inlet pipes 18 are perpendicular to the axis of the main body 10, the air inlet pipes 18 are circumferentially and uniformly disposed around the power pipe 15 around the axis of the main body 10, one end of each air inlet pipe 18 is communicated with the power pipe 15, the other end of each air inlet pipe 18 is communicated with the outside of the main body 10, a one-way valve 13 is disposed inside each air inlet pipe 18, the top end of the exhaust funnel 11 is communicated with the bottom end of the main body 10, the bottom end of the exhaust funnel 11 is in a sealed state, the two air outlet pipes 12 are disposed on two, the two air outlet pipes 12 are centrosymmetric about the axis of the exhaust barrel 11, the axis of the air outlet pipe 12 is tangent to the exhaust barrel 11, one end of the air outlet pipe 12 is communicated with the inside of the exhaust barrel 11, and the inner diameter of one end of the air outlet pipe 12, which is far away from the exhaust barrel 11, is smaller than that of one end of the air outlet pipe 12, which is close to the exhaust barrel 11;
as shown in fig. 4, the dismounting mechanism includes a power generating assembly, a mounting plate 9, a reinforcing plate 6, a limiting ring 5, a mounting plate 21, a transmission shaft 4, two support plates 3, two lifting sleeves 7, two sliding rods 8 and two springs 20, the transmission shaft 4, the limiting ring 5, the reinforcing plate 6 and the mounting plate 21 are all arranged coaxially with the main body 10, the mounting plate 21 is fixedly connected with the top end of the main body 10 through the transmission shaft 4, the reinforcing plate 6 is arranged on one side of the mounting plate 21 far away from the main body 10, the limiting ring 5 is arranged on one side of the reinforcing plate 6 near to the mounting plate 21, the mounting plate 21 is arranged on the inner side of the limiting ring 5, the sliding rods 8 are parallel to the axis of the main body 10, the two sliding rods 8 are respectively arranged on two sides of the reinforcing plate 6, the two sliding rods 8 are symmetrically arranged about the axis of the reinforcing plate 6, the two sliding rods 8 respectively pass, the lifting sleeve 7 is connected with the sliding rods 8 in a sliding manner, the two lifting sleeves 7 are respectively fixedly connected with two sides of the reinforcing plate 6, the mounting plate 9 is parallel to the reinforcing plate 6, the mounting plate 9 is arranged on one side of the reinforcing plate 6, which is far away from the main body 10, the top ends of the two sliding rods 8 are respectively fixedly connected with the mounting plate 9, the two springs 20 are respectively sleeved on the two sliding rods 8, the mounting plate 9 is fixedly connected with the lifting sleeves 7 through the springs 20, the springs 20 are in a compression state, the two supporting plates 3 are respectively arranged on two sides of the transmission shaft 4, the supporting plates 3 are parallel to the mounting plate 9, one sides, which are far away from each other, of the two supporting plates 3 are respectively fixedly connected with the bottom ends of the two sliding rods 8, the power generation component is arranged on the bottom end of one of the sliding rods 8 and is connected with the main body 10, and at least two balls 23, the reinforcing disc 6 and the two supporting plates 3 are in rolling connection with the mounting disc 21 through balls 23;
an operator installs the mounting plate 9 on a wall body, the connection firmness of the mounting plate 9 and the support plates 3 is improved under the connection action of the slide rod 8, when the main body 10 needs to be disassembled, the operator manually drives the lifting sleeve 7 to move upwards along the slide rod 8, the lifting sleeve 7 drives the reinforcing plate 6 and the limiting ring 5 to ascend, so that the limiting ring 5 and the reinforcing plate 6 are separated from the mounting plate 21, then the operator takes the transmission shaft 4 out of the two support plates 3, the disassembly of the main body 10 is realized, then the operator clamps the transmission shaft 4 between the two support plates 3, the stability of the mounting plate 21 is improved through the supporting action of the support plates 3, then under the connection action of the transmission shaft 4, the stability of the main body 10 is improved through the mounting plate 21, the reinforcing plate 6 and the limiting ring 5 are pushed to move downwards through the spring 20, so that the mounting plate 21 is clamped into the inner side of the limiting ring 5, meanwhile, the reinforcing disc 6 supports against the top of the mounting disc 21, the limiting effect of the limiting ring 5 reduces the probability that the mounting disc 21 slips off the supporting plate 3, the supporting effect of the reinforcing disc 6 reduces the probability that the mounting disc 21 moves up and down, the stability of the mounting disc 21 is further improved, the stability of the main body 10 is further improved, the mounting of the main body 10 is realized, the convenience of the mounting and dismounting of the main body 10 is improved, the friction force between the mounting disc 21 and the reinforcing disc 6 as well as between the mounting disc 21 and the supporting plate 3 is reduced through the balls 23, the smoothness of the rotation of the mounting disc 21 is improved, the smoothness of the rotation of the main body 10 is further improved, the power is provided through the air exhaust assembly, the air outside the main body 10 is exhausted inside the power pipe 15 through the air inlet pipe 18, then the outside air is sent into the main body 10 through the power pipe 15, and the air is detected through the smoke sensor 14, the detection of the fire state is realized, then the air inside the main body 10 enters the inside of the exhaust barrel 11, and then the air is exhausted through the two air outlet pipes 12, so that the circular flow of the air inside and outside the main body 10 is realized, the air is actively pumped into the main body 10 through the air pumping assembly, the flow speed and the flow range of the air around the smoke alarm are increased, the speed of the smoke drifting to the smoke alarm is increased when a fire occurs, the detection speed of the smoke alarm is increased, the probability of the smoke drifting from the air inlet pipe 18 is reduced through the check valve 13 after the smoke enters the main body 10, the concentration of the smoke inside the main body 10 is increased, the detection accuracy of the smoke sensor 14 is improved, meanwhile, the smoke is directly sprayed onto the smoke sensor 14 through the power pipe 15, the detection accuracy of the smoke sensor is further improved, the compression of the air flow is realized through the air outlet pipes 12, the atmospheric pressure of air-out pipe 12 department air current has been increased, the thrust of air current to air-out pipe 12 production has been increased, then rotate through thrust drive main part 10, the scope of bleeding of intake pipe 18 has been enlarged, the main part scope that the air flows all around has further been enlarged, the speed that smoke alarm detected has further been improved, simultaneously under the effect of air-out pipe 12, the speed of smog from air-out pipe 12 department exhaust has been reduced, the inside smog concentration of main part 10 has further been improved, the degree of accuracy that smoke sensor 14 detected has been improved.
Preferably, in order to improve the intelligent degree of the smoke sensor, a PLC, a wireless signal transceiver module, a built-in antenna and an audible and visual alarm are arranged inside the main body 10, and the wireless signal transceiver module, the built-in antenna, the smoke sensor 14 and the audible and visual alarm are all electrically connected with the PLC;
the PLC programmable logic controller adopts a programmable memory for storing program therein, executing instructions facing users such as logic operation, sequence control, timing, counting and arithmetic operation, and controlling various types of machinery or production processes through digital or analog input/output, and is essentially a computer special for industrial control, the hardware structure of the PLC programmable logic controller is basically the same as that of a microcomputer, and the PLC programmable logic controller is generally used for processing data and receiving and outputting instructions and is used for realizing central control.
As shown in fig. 3, the air exhaust assembly includes a motor 19, a driving shaft 16 and fan blades 17, the driving shaft 16 and the power pipe 15 are coaxially disposed, a fixing bearing is disposed at one end of the driving shaft 16, one end of the driving shaft 16 is connected to one end of the power pipe 15 close to the exhaust barrel 11 through the fixing bearing, the motor 19 is fixedly connected to the power pipe 15, the motor 19 is in transmission connection with the driving shaft 16, the fan blades 17 are disposed inside the power pipe 15, the fan blades 17 are fixedly connected to the driving shaft 16, power is provided by the motor 19, the fan blades 17 are driven to rotate by the driving shaft 16, and air inside the power pipe 15 is driven to flow by the fan blades 17, so that the power pipe 15 can suck air outside the main body 10 into the main body 10.
As shown in fig. 4, the power generation assembly comprises an annular rack 22, a gear 1 and a power generator 2, the shape-changing rack is coaxially arranged with the main body 10, the annular rack 22 is fixedly connected with the top end of the main body 10, the power generator 2 is fixedly connected with the bottom end of one of the sliding rods 8, the power generator 2 is in transmission connection with the gear 1, and the gear 1 is meshed with the annular rack 22;
when the main body 10 rotates, the annular rack 22 is driven to rotate through the main body 10, the gear 1 is driven to rotate through the annular rack 22, the generator 2 is driven to operate through the gear 1, electric energy produced by the generator 2 is supplied to the smoke alarm, and therefore the energy-saving performance of the smoke alarm is improved.
Preferably, in order to improve the smoothness of the rotation of the mounting disc 21, the mounting disc 21 is coated with grease;
the friction force between the mounting disc 21 and the limiting ring 5, between the reinforcing disc 6 and the supporting plate 3 is reduced through lubricating grease, and the smoothness of rotation of the mounting disc 21 is improved.
Preferably, in order to prolong the service life of the mounting plate 9, the mounting plate 9 is made of stainless steel;
because the stainless steel has better corrosion resistance, the corrosion speed of the mounting plate 9 is slowed down, and the service life of the mounting plate 9 is prolonged.
Preferably, the motor 19 is a servo motor in order to improve the accuracy of the rotational speed control of the fan blades 17.
Preferably, in order to improve the dustproof performance of the air inlet pipe 18, a filter screen is arranged inside the air inlet pipe 18;
the dust in the air is filtered through the filter screen, the probability that the dust enters the main body 10 through the air inlet pipe 18 is reduced, and the dustproof performance of the air inlet pipe 18 is improved.
Preferably, in order to extend the service life of the main body 10, the main body 10 is coated with an anti-corrosion coating;
the corrosion speed of the main body 10 is slowed down by the corrosion-resistant coating, and the service life of the main body 10 is prolonged.
Preferably, in order to reduce the failure rate of the smoke alarm, the number of the smoke sensors 14 is two;
through the mutual redundancy arrangement between the two smoke sensors 14, when one smoke sensor 14 is in failure, the other smoke sensor 14 can normally detect smoke, and the failure rate of the smoke alarm is reduced.
When the main body 10 needs to be disassembled, an operator manually drives the limiting ring 5 and the reinforcing disc 6 to be separated from the mounting disc 21, then the operator takes the transmission shaft 4 out of the two supporting plates 3, the disassembly of the main body 10 is realized, the operator clamps the transmission shaft 4 between the two supporting plates 3, the mounting disc 21 and the limiting ring 5 are both connected with the reinforcing disc 6 through the spring 20, the stability of the mounting disc 21 is improved, the stability of the main body 10 is further improved, the installation of the main body 10 is realized, the convenience of the disassembly and the assembly of the main body 10 is improved, power is provided through the air extracting component, external air is sent into the main body 10 through the power pipe 15, the air is detected through the smoke sensor 14, the detection of a fire state is realized, then the air in the main body 10 is exhausted through the two air outlet pipes 12, and the circular flow of the air inside and outside the main body 10 is realized, the flow speed and the flow range of air around the smoke alarm are increased, so that the speed of scattering smoke to the smoke alarm is increased and the detection speed of the smoke alarm is increased when a fire breaks out.
Compared with the prior art, this detect fast be convenient for among the smoke alarm of dismouting, can accelerate the velocity of flow of smoke alarm air all around through the mechanism of bleeding, smoke alarm's detection rate has been accelerated, compare with current mechanism of bleeding, the mechanism of should bleeding promotes main part 10 to rotate hard through the recoil that goes out the exhaust of tuber pipe 12 production, smoke alarm's the scope of bleeding has been enlarged, the precision that smoke alarm detected has been improved, moreover, the convenience of smoke alarm dismouting has been improved through dismouting mechanism, smoke alarm's practicality has been improved, compare with current dismouting mechanism, the stability of main part 10 installation has not only been improved through this dismouting mechanism, main part 10 pivoted smooth and easy degree has been improved simultaneously, smoke alarm's energy-conserving performance has still been improved simultaneously.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A smoke alarm with high detection speed and convenient assembly and disassembly comprises a main body (10) and a smoke sensor (14), wherein the main body (10) is cylindrical, the smoke sensor (14) is arranged on the inner wall of the top of the main body (10), and the smoke alarm is characterized by further comprising an air suction mechanism and an assembly and disassembly mechanism, the assembly and disassembly mechanism is arranged on the top of the main body (10), and the air suction mechanism is arranged inside the main body (10);
the air extraction mechanism comprises an air extraction assembly, a power pipe (15), an exhaust cylinder (11), two air outlet pipes (12) and at least two air inlet pipes (18), wherein the power pipe (15) and the exhaust cylinder (11) are coaxially arranged with the main body (10), the power pipe (15) is arranged inside the main body (10), the bottom end of the power pipe (15) is in a sealing state, the air extraction assembly is arranged inside the power pipe (15), the air inlet pipes (18) are vertical to the axis of the main body (10), each air inlet pipe (18) is circumferentially and uniformly arranged around the power pipe (15) around the axis of the main body (10), one end of each air inlet pipe (18) is communicated with the power pipe (15), the other end of each air inlet pipe (18) is communicated with the outside of the main body (10), a one-way valve (13) is arranged inside each air inlet pipe (18), the top end of the exhaust cylinder (11) is communicated with the bottom end of the main body (10), the bottom end of the air exhaust barrel (11) is in a sealed state, the two air outlet pipes (12) are respectively arranged on two sides of the air exhaust barrel (11), the two air outlet pipes (12) are centrosymmetric about the axis of the air exhaust barrel (11), the axis of the air outlet pipe (12) is tangent to the air exhaust barrel (11), one end of the air outlet pipe (12) is communicated with the inside of the air exhaust barrel (11), and the inner diameter of one end, far away from the air exhaust barrel (11), of the air outlet pipe (12) is smaller than that of one end, close to the air exhaust barrel (11), of the air outlet pipe (12);
the disassembly and assembly mechanism comprises a power generation assembly, a mounting plate (9), a reinforcing disc (6), a limiting ring (5), a mounting disc (21), a transmission shaft (4), two supporting plates (3), two lifting sleeves (7), two sliding rods (8) and two springs (20), wherein the transmission shaft (4), the limiting ring (5), the reinforcing disc (6) and the mounting disc (21) are coaxially arranged with the main body (10), the mounting disc (21) is fixedly connected with the top end of the main body (10) through the transmission shaft (4), the reinforcing disc (6) is arranged on one side of the mounting disc (21) far away from the main body (10), the limiting ring (5) is arranged on one side of the reinforcing disc (6) close to the mounting disc (21), the mounting disc (21) is arranged on the inner side of the limiting ring (5), the sliding rods (8) are parallel to the axis of the main body (10), and the two sliding rods (8) are respectively arranged on two sides of the reinforcing disc (6), two slide bars (8) set up about the axis symmetry of reinforcing dish (6), and two lift sleeve (7) are passed respectively to two slide bars (8), lift sleeve (7) and slide bar (8) sliding connection, two lift sleeve (7) respectively with the both sides fixed connection of reinforcing dish (6), mounting panel (9) are parallel with reinforcing dish (6), mounting panel (9) set up the one side of annotating main part (10) keeping away from of reinforcing dish (6), the top of two slide bars (8) all with mounting panel (9) fixed connection, two springs (20) overlap respectively on two slide bars (8), mounting panel (9) are through spring (20) and lift sleeve (7) fixed connection, spring (20) are in compression state, and two backup pads (3) set up respectively in the both sides of transmission shaft (4), backup pad (3) are parallel with mounting panel (9), the mutual keeping away from one side of two backup pads (3) respectively with the bottom fixed connection of two slide bars (8), the electricity generation subassembly sets up on the bottom of one of them slide bar (8), the electricity generation subassembly is connected with main part (10), it has two at least balls (23) to consolidate one side evenly distributed that is close to installation sabot of dish (6) and two backup pads (3), it all passes through ball (23) and mounting disc (21) roll connection to consolidate dish (6) and two backup pads (3).
2. The smoke alarm with high detection speed and convenient disassembly and assembly as claimed in claim 1, wherein the main body (10) is internally provided with a PLC, a wireless signal transceiver module, a built-in antenna and an audible and visual alarm, and the wireless signal transceiver module, the built-in antenna, the smoke sensor (14) and the audible and visual alarm are all electrically connected with the PLC.
3. The smoke alarm with the fast detection speed and the convenient disassembly and assembly as recited in claim 1, wherein the air extracting component comprises a motor (19), a driving shaft (16) and fan blades (17), the driving shaft (16) is coaxially arranged with the power pipe (15), one end of the driving shaft (16) is provided with a fixed bearing, one end of the driving shaft (16) is connected with one end of the power pipe (15) close to the exhaust barrel (11) through the fixed bearing, the motor (19) is fixedly connected with the power pipe (15), the motor (19) is in transmission connection with the driving shaft (16), the fan blades (17) are arranged inside the power pipe (15), and the fan blades (17) are fixedly connected with the driving shaft (16).
4. The smoke alarm with the fast detection speed and the convenient disassembly and assembly as recited in claim 1, wherein the power generation assembly comprises an annular rack (22), a gear (1) and a power generator (2), the shape-changing rack is coaxially arranged with the main body (10), the annular rack (22) is fixedly connected with the top end of the main body (10), the power generator (2) is fixedly connected with the bottom end of one of the slide bars (8), the power generator (2) is in transmission connection with the gear (1), and the gear (1) is meshed with the annular rack (22).
5. The quick-test removable smoke alarm of claim 1 wherein said mounting plate (21) is coated with grease.
6. The quick-detection and easy-to-mount and dismount smoke alarm device according to claim 1, wherein the mounting plate (9) is made of stainless steel.
7. A rapid-detection, easy-to-mount smoke alarm according to claim 3 wherein said motor (19) is a servo motor.
8. The quick-detection and easy-to-mount and dismount smoke alarm device according to claim 1, wherein a filter screen is arranged inside the air inlet pipe (18).
9. The quick-test, easy-to-mount and dismount smoke alarm of claim 1, wherein said body (10) is coated with an anti-corrosion coating.
10. The easy-to-mount/dismount smoke alarm with high detection speed as claimed in claim 1, wherein the number of said smoke sensors (14) is two.
Priority Applications (1)
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