阅读说明：本技术 一种基于物联网的光电式烟雾探测报警器 (Photoelectric smoke detection alarm based on Internet of things ) 是由 陈亮 张军杰 徐时清 王朝建 史薇薇 杨凯 沈样 于 2019-10-16 设计创作，主要内容包括：本发明公开了一种基于物联网的光电式烟雾探测报警器,包括外壳、控制中心组件、光电红外对管和微型马达,所述外壳的内部由上到下依次设置有控制中心组件和光电红外对管,且外壳内部的光电红外对管之间设置有光学迷宫,所述微型马达固定安装于外壳的顶部中心处,且外壳的顶部铺设有隔离网,所述外壳的底部边缘处固定有隔离管,且隔离管的顶部外壁上贯通安装有进气管,所述微型马达的输出轴外壁下方通过单向轴承安装有刷杆,且刷杆的杆端固定连接有扫落杆。该基于物联网的光电式烟雾探测报警器,能够有效避免空气中的粉尘造成报警器对烟雾吸入的不灵敏,降低粉尘对探测工作的影响,能够提高报警器的工作效率和工作及时性。(The invention discloses a photoelectric smoke detection alarm based on the Internet of things, which comprises a shell, a control center component, photoelectric infrared geminate transistors and a micro motor, wherein the control center component and the photoelectric infrared geminate transistors are sequentially arranged inside the shell from top to bottom, an optical labyrinth is arranged between the photoelectric infrared geminate transistors inside the shell, the micro motor is fixedly arranged at the center of the top of the shell, an isolation net is paved at the top of the shell, the isolation pipe is fixed at the edge of the bottom of the shell, an air inlet pipe is arranged on the outer wall of the top of the isolation pipe in a penetrating manner, a brush rod is arranged below the outer wall of an output shaft of the micro motor through a one-way bearing, and the rod end of the brush rod is fixedly connected with a sweeping rod. This photoelectric smoke detection alarm based on thing networking can effectively avoid the dust in the air to cause the insensitive of alarm to smog inhalation, reduces the influence of dust to the detection work, can improve the work efficiency and the work timeliness of alarm.)

1. The utility model provides a photoelectric smoke detection alarm based on thing networking, includes shell (1), control center subassembly (2), photoelectricity infrared geminate transistor (3) and micro motor (7), its characterized in that: the optical fiber cable is characterized in that a control center component (2) and photoelectric infrared geminate transistors (3) are sequentially arranged in the shell (1) from top to bottom, an optical labyrinth (4) is arranged between the photoelectric infrared geminate transistors (3) in the shell (1), a fixed support (5) is fixedly connected to the edge of the top of the shell (1), a fixing bolt (6) is installed on the fixed support (5) in a penetrating mode, the micro motor (7) is fixedly installed at the center of the top of the shell (1), a separation net (8) is laid at the top of the shell (1), fan blades (10) are installed above the outer wall of an output shaft of the micro motor (7) through a connecting ring (9), a dustproof net (11) is fixedly installed at the bottom of the shell (1), a separation pipe (12) is fixed to the edge of the bottom of the shell (1), and an air inlet pipe (13) is installed on the outer wall of the, and the top of the isolation pipe (12) is provided with a first isolation plate (14), a second isolation plate (15), a third isolation plate (16) and a dust outlet plate (17) in turn from side to side, the isolation pipe (12) is connected with the first isolation plate (14), the second isolation plate (15), the third isolation plate (16) and the dust outlet plate (17) in turn through a connecting rod (18), a brush rod (20) is installed below the outer wall of an output shaft of the micro motor (7) through a one-way bearing (19), a rod end of the brush rod (20) is fixedly connected with a sweeping rod (21), and the sweeping rod (21) is arranged on the dust outlet plate (17).

2. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: the control center components (2) are distributed in an annular mode, the control center components (2) are located right above the optical labyrinth (4), the optical labyrinth (4) and the inner portion of the shell (1) are arranged in a mutually communicated mode, and the optical labyrinth (4) is in a folded line shape.

3. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: the top of the isolation pipe (12) is fixedly connected with the bottom edge of the shell (1), the corner position of the top of the inner wall of the isolation pipe (12) is of a hook-shaped arc structure, and the arc outer wall of the inner wall of the isolation pipe (12) and the surface of the outer wall of the dust outlet plate (17) are arranged in a tangent mode.

4. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: the pipe end of the air inlet pipe (13) is of a beveled structure, the air inlet pipe (13) is communicated with the inner wall of the isolation pipe (12), the air inlet pipe (13) is uniformly distributed on the outer wall of the isolation pipe (12) at an angle, and the pipe end isolation pipe (12) of the air inlet pipe (13) is tangent.

5. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: the first isolation plate (14), the second isolation plate (15) and the third isolation plate (16) are arranged to be of inclined annular structures with the same shape and different sizes, the first isolation plate (14), the second isolation plate (15) and the third isolation plate (16) are vertically and coaxially arranged, and the horizontal heights of the first isolation plate (14), the second isolation plate (15) and the third isolation plate (16) are sequentially increased.

6. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: go out dirt board (17) and set up to inside round platform column structure that link up, and go out the height that dirt board (17) is greater than the stack height of first division board (14), second division board (15) and third division board (16) to go out coaxial distribution between dirt board (17) and dust screen (11).

7. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: brush pole (20) and dust screen (11) all set up to the arc structure of epirelief, and laminate each other between the brush part of brush pole (20) and the bottom of dust screen (11) to both constitute relative revolution mechanic.

8. The photoelectric smoke detection alarm based on the internet of things as claimed in claim 1, wherein: sweep down pole (21) and brush-holder stud (20) welding setting, and sweep the sliding connection that the outer wall of pole (21) and the inner wall of play dirt board (17) are the laminating.

Technical Field

The invention relates to the technical field of photoelectric smoke detection alarms, in particular to a photoelectric smoke detection alarm based on the Internet of things.

Background

The smoke detection alarm is an equipment tool for carrying out intelligent fire alarm processing in the existing society, and is mainly divided into an ion smoke alarm and a photoelectric smoke alarm, wherein the two alarms are different in installation environment, when a fire disaster starts to occur and is in a smoke state, the fire disaster warning can be sent out emergently, fire disaster early warning processing is carried out, the fire disaster caused by the unknown fire disaster is effectively avoided from spreading, so that the fire disaster of the fire disaster is conveniently and artificially controlled, timely early warning and fire extinguishing are carried out fundamentally, and economic property loss and personal health potential safety hazards caused by the fire disaster spreading problem are reduced.

However, the existing smoke detection alarms have the following problems in use:

1. as compared with the patent "CN 204406599U," a smoke alarm with photoelectric switch ", the dust-proof and moisture-proof treatment is performed by the insect-proof net, when the smoke alarm is used for a long time, a large amount of dust is easily accumulated at the air inlet of the smoke alarm, and the air flow is blocked, so that the alarm is not sensitive enough in response when the smoke is inhaled, and the alarm treatment is not timely, and the using defect exists;

2. meanwhile, when smoke is generated, due to the problem of smoke concentration spreading, the smoke alarm is static to wait for smoke absorption for smoke detection, the alarm response value does not timely exceed a preset smoke threshold value in the alarm due to the fact that dust and smoke absorption efficiency are prone to occurring, the alarm does not work timely, and detection errors are generated to cause fire expansion and re-response.

In order to solve the problems, innovative design is urgently needed on the basis of the original smoke detection alarm.

Disclosure of Invention

The invention aims to provide a photoelectric smoke detection alarm based on the Internet of things, and aims to solve the problems that when the existing smoke detection alarm is used for a long time, a large amount of dust is easily accumulated at an air inlet of the smoke detection alarm to form obstruction to air flow, so that the alarm is not sensitive enough in response when smoke is sucked, the alarm processing response is not timely, the use defect exists, and meanwhile when smoke is generated, due to the problem that the smoke concentration is spread, the smoke detection is carried out when the smoke alarm is statically waited to absorb the smoke, the dust problem and the smoke absorption efficiency problem are easy to occur, the response value of the alarm does not exceed the preset smoke threshold value in the alarm in time, the alarm does not work in time, and the detection error is generated to cause the fire behavior to be expanded and re-reacted.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a photoelectric smoke detection alarm based on thing networking, includes shell, control center subassembly, photoelectric infrared geminate transistors and micro motor, the inside of shell has set gradually control center subassembly and photoelectric infrared geminate transistors by last under to, and is provided with the optics maze between the inside photoelectric infrared geminate transistors of shell to the top edge fixedly connected with fixed bolster of shell, and run through on the fixed bolster and install fixing bolt, micro motor fixed mounting is in the top center department of shell, and the separation net has been laid at the top of shell, and micro motor's output shaft outer wall top installs the flabellum through the go-between, and the bottom fixed mounting of shell has the dust screen, the bottom edge of shell is fixed with the spacer tube, and link up on the top outer wall of spacer tube and install the intake pipe to the top of spacer tube has set gradually first division board by the limit to in to, Second division board, third division board and play dirt board, loop through connecting rod interconnect in addition between isolation tube and first division board, second division board, third division board and the play dirt board, the brush-holder stud is installed through one-way bearing in micro motor's output shaft outer wall below, and the rod end fixedly connected with of brush-holder stud sweeps the pole that falls to sweep the pole and set up in going out the dirt board.

Preferably, the control center components are distributed in a ring shape, the control center components are positioned right above the optical maze, the optical maze and the inner part of the shell are arranged in a mutually communicated mode, and the optical maze is arranged in a fold line shape.

Preferably, the top of the isolation pipe is fixedly connected with the bottom edge of the shell, a corner of the top of the inner wall of the isolation pipe is in a hook-shaped arc structure, and the arc-shaped outer wall of the inner wall of the isolation pipe is tangent to the surface of the outer wall of the dust outlet plate.

Preferably, the pipe end of the air inlet pipe is of a bevel-shaped structure, the air inlet pipe and the inner wall of the isolation pipe are communicated with each other, the air inlet pipe is evenly distributed on the outer wall of the isolation pipe in an angle mode, and the pipe end isolation pipes of the air inlet pipe are tangent.

Preferably, the first isolation plate, the second isolation plate and the third isolation plate are arranged to be of inclined annular structures with the same shape and different sizes, the first isolation plate, the second isolation plate and the third isolation plate are vertically and coaxially arranged, and the horizontal heights of the first isolation plate, the second isolation plate and the third isolation plate are sequentially increased.

Preferably, the dust outlet plate is of a round table-shaped structure with the inner part communicated with the dust outlet plate, the height of the dust outlet plate is larger than the stacking height of the first isolation plate, the second isolation plate and the third isolation plate, and the dust outlet plate and the dust screen are coaxially distributed.

Preferably, the brush rod and the dust screen are both arranged in an upwards convex arc structure, the brush part of the brush rod and the bottom of the dust screen are mutually attached, and the brush rod and the dust screen form a relative rotation structure.

Preferably, the sweeping rod is welded with the brush rod, and the outer wall of the sweeping rod is in sliding connection with the inner wall of the dust outlet plate in a fitting manner.

Compared with the prior art, the invention has the beneficial effects that: the photoelectric smoke detection alarm based on the Internet of things can effectively avoid insensitivity of the alarm to smoke suction caused by dust in the air, reduce the influence of the dust on detection work, and improve the working efficiency and working timeliness of the alarm;

1. the dust collection device has the advantages that the air flow in the air enters the moving guide only through the synchronous action of the coaxially distributed isolation plates and the air inlet pipes distributed at equal intervals, the dust of the air flow in the guide moving is separated, the problem that the dust is adsorbed on the dust screen due to the fact that the dust is driven to move by the air flow, the mesh of the dust screen is blocked, and the smoke permeation and absorption efficiency is affected is effectively solved, and the dust is cleaned under the action of the brush rod and the sweeping rod, so that the adverse effect of the dust on smoke detection work is effectively reduced, and the smoke detection accuracy and efficiency are improved;

2. under the control action of the internet of things signal, the alarm can timely enter the state of passively sucking smoke into the active smoke absorption mode when preliminarily detecting smoke, so that the situation that the smoke is not enough in the process of spreading volatilization to slow down the reaction efficiency of the alarm and cause the reaction of the smoke alarm to be not sensitive enough is effectively avoided, and the side face can longitudinally and quickly spread the fire, and the alarm is accelerated.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of an optical maze configuration according to the present invention;

FIG. 3 is a schematic view of an air inlet pipe mounting structure according to the present invention;

FIG. 4 is a schematic top view of the sweeping pole installation of the present invention;

FIG. 5 is a schematic view of the working process of the present invention.

In the figure: 1. a housing; 2. a control center component; 3. photoelectric infrared geminate transistors; 4. an optical maze; 5. fixing a bracket; 6. fixing the bolt; 7. a micro motor; 8. an isolation net; 9. a connecting ring; 10. a fan blade; 11. a dust screen; 12. an isolation pipe; 13. an air inlet pipe; 14. a first separator plate; 15. a second separator plate; 16. a third separator plate; 17. a dust outlet plate; 18. a connecting rod; 19. a one-way bearing; 20. a brush bar; 21. and (4) sweeping the rod.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a photoelectric smoke detection alarm based on the Internet of things comprises a shell 1, a control center component 2, photoelectric infrared geminate transistors 3, an optical labyrinth 4, a fixed support 5, a fixed bolt 6, a micro motor 7, an isolation net 8, a connecting ring 9, fan blades 10, a dust screen 11, an isolation pipe 12, an air inlet pipe 13, a first isolation plate 14, a second isolation plate 15, a third isolation plate 16, a dust outlet plate 17, a connecting rod 18, a one-way bearing 19, a brush rod 20 and a sweeping rod 21, wherein the control center component 2 and the photoelectric infrared geminate transistors 3 are sequentially arranged inside the shell 1 from top to bottom, the optical labyrinth 4 is arranged between the photoelectric infrared geminate transistors 3 inside the shell 1, the fixed support 5 is fixedly connected to the edge of the top of the shell 1, the fixed bolt 6 is installed on the fixed support 5 in a penetrating manner, the micro motor 7 is fixedly installed at the center of the top of the shell 1, and the top of the shell 1 is paved with an isolation net 8, and the upper part of the outer wall of the output shaft of the micro motor 7 is provided with fan blades 10 through a connecting ring 9, and the bottom of the shell 1 is fixedly provided with a dust screen 11, the bottom edge of the shell 1 is fixed with an isolation pipe 12, and the outer wall of the top of the isolation pipe 12 is provided with an air inlet pipe 13 in a penetrating way, and the top of the isolation pipe 12 is sequentially provided with a first isolation plate 14, a second isolation plate 15, a third isolation plate 16 and a dust outlet plate 17 from edge to edge, and the isolation pipe 12, the first isolation plate 14, the second isolation plate 15, the third isolation plate 16 and the dust outlet plate 17 are connected with each other through a connecting rod 18 in sequence, a brush rod 20 is installed below the outer wall of the output shaft of the micro motor 7 through a one-way bearing 19, and the rod end of the brush rod 20 is fixedly connected with a sweeping.

The control center assembly 2 is arranged in an annular distribution mode, the control center assembly 2 is located right above the optical maze 4, the optical maze 4 and the shell 1 are arranged in a mutually communicated mode, the optical maze 4 is arranged in a broken line mode, and the problem that gas in the optical maze 4 is blocked in the leading-in and leading-out work is effectively avoided due to the distribution of the control center assembly 2.

Fixed connection between the top of isolation tube 12 and the bottom edge of shell 1, and the top corner position of isolation tube 12 inner wall is hook-like arc structure to tangent setting between isolation tube 12 inner wall arc outer wall and the outer wall place face of play dirt board 17, through the arc structure setting, when making the air current get into isolation tube 12 in, lead to it, with its inside dust separation, effectively avoid the dust to adsorb on dust screen 11.

The pipe end of intake pipe 13 sets up to the structure of bevelling form, and link up each other between the inner wall of intake pipe 13 and spacer tube 12 to intake pipe 13 angle evenly distributed on the outer wall of spacer tube 12, tangent between the pipe end spacer tube 12 of intake pipe 13 in addition, adopts the principle of whirlwind separation, makes the device can effectively inhale peripheral air current, and filters the dust in the daily life air current.

The first isolation plate 14, the second isolation plate 15 and the third isolation plate 16 are arranged to be of the same shape and in an inclined annular structure with different sizes, the first isolation plate 14, the second isolation plate 15 and the third isolation plate 16 are vertically and coaxially arranged, the horizontal heights of the first isolation plate 14, the second isolation plate 15 and the third isolation plate 16 are sequentially increased, the dust outlet plate 17 is arranged to be of a round platform-shaped structure with the inside communicated, the height of the dust outlet plate 17 is larger than the stacking height of the first isolation plate 14, the second isolation plate 15 and the third isolation plate 16, the dust outlet plate 17 and the dust screen 11 are coaxially distributed, airflow is guided hierarchically, particle dust in the airflow is eliminated, and adverse effects of the dust in the air on the use of the alarm are reduced.

Brush-holder stud 20 and dust screen 11 all set up to the arc structure of epirelief, and laminate each other between brush part of brush-holder stud 20 and the bottom of dust screen 11, and both constitute relative revolution mechanic, sweep down pole 21 and brush-holder stud 20 welding setting, and sweep the outer wall of pole 21 and the sliding connection who goes out dirt board 17 for the laminating, effectual reduction dust adsorbs the volume on dust screen 11, the processing is swept to the dust that adsorbs on it to the while convenience, reduce the influence of dust to alarm detection work.

The working principle is as follows: when the photoelectric smoke detection alarm based on the internet of things is used, firstly, as shown in fig. 1, in daily life, when the alarm is in a standby working state, and when the position of air flow in air is moved and changed with dust particles, a first isolation plate 14, a second isolation plate 15 and a third isolation plate 16 which are coaxially distributed enable the air flow to move and guide when the air flow enters the air flow, under the action of an internal corner arc structure of an isolation pipe 12, the air flow is guided and moved to drive the dust to be discharged from the lower part of the isolation pipe 12, the dust collection problem caused by backflow of the air flow in the isolation pipe 12 is effectively avoided, the smoke absorption efficiency of the alarm is influenced, as shown in fig. 2, and meanwhile, when the air flow is blown in from the side of the alarm, the air flow enters the interior of the isolation pipe 12 through an air inlet pipe 13, and the air flow is enabled to be arranged between the isolation pipe 12 and the air inlet pipe 13 in a circumscribed manner that the air flow enters the, The second isolation plate 15 and the third isolation plate 16 rotate around under the combined action, and dust contained in the second isolation plate is discharged from the bottom of the isolation pipe 12 by utilizing the cyclone separation principle, so that the dust is separated from air flow, and when the alarm sucks smoke through the dust screen 11, mesh blockage caused by dust adsorption is not easy to generate on the arc-shaped dust screen 11, and the smoke conduction efficiency problem of the dust screen 11 is reduced;

according to fig. 1-2 and 4-5, when a small amount of dust accumulates on the dust screen 11 in the month and day, as shown in fig. 5, the timing assembly is only needed to control the forward rotation control assembly to control the forward rotation of the micro motor 7, as shown in fig. 1, when the fan blade 10 rotates to drive the airflow to blow downward, the one-way bearing 19 on the outer wall of the bottom of the micro motor 7 makes the brush rod 20 rotate unidirectionally, the brush rod 20 and the micro motor 7 rotate synchronously, under the combined action of the brush rod 20 and the sweeping rod 21, as shown in fig. 1 and 4, a small amount of dust stained on the dust screen 11 and the dust outlet plate 17 is swept down, the high efficiency of the alarm for absorbing the smoke is maintained, and at the same time, as shown in fig. 2, the infrared signal of the photoelectric infrared pair tube 3 reacts and refracts in the smoke to communicate the signal, so that the controller starts to work and directly control the reverse rotation of the micro motor 7 through the forward rotation control assembly, the fan blades 10 rotate reversely to drive the airflow to move upwards, the brush rod 20 slides in a relative rotating mode through the one-way bearing 19 on the outer wall of the bottom of the micro motor 7, the brush rod 20 keeps moving still, a large amount of smoke is sucked into the optical maze 4, whether the smoke content exceeds a preset threshold value is rapidly and actively detected through the photoelectric infrared pair tubes 3, and the detection efficiency and the detection speed of the smoke alarm are improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.