CN112634574A - Fire acousto-optic alarm for avoiding smoke overheat - Google Patents
Fire acousto-optic alarm for avoiding smoke overheat Download PDFInfo
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- CN112634574A CN112634574A CN202011510273.2A CN202011510273A CN112634574A CN 112634574 A CN112634574 A CN 112634574A CN 202011510273 A CN202011510273 A CN 202011510273A CN 112634574 A CN112634574 A CN 112634574A
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- alarm
- visual alarm
- fire
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- block
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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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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The invention relates to the technical field of fire alarm equipment, and discloses a fire acousto-optic alarm for avoiding smoke overheating. This avoid overheated conflagration audible-visual alarm of smog, through the connection of first even axle, first connecting rod, solved because the smog that the conflagration produced makes the problem that alarm monitoring range narrows down, utilize atmospheric pressure to improve the condition of visual angle and scope that conflagration smog can separation alarm detection, great improvement the advantage of alarm practicality, realized the intelligent advantage of alarm, avoid influencing the normal work of alarm, facilitate the use.
Description
Technical Field
The invention relates to the technical field of fire alarm equipment, in particular to a fire acousto-optic alarm for avoiding smoke overheating.
Background
The fire alarm device of the prior art can timely alarm after the fire disaster happens, but has the defects that firstly, the smoke generated by the fire disaster can obstruct the visual angle and the range detected by the alarm, so that the monitoring range of the alarm becomes narrow, the fire alarm device is inconvenient to use, secondly, and when the fire disaster happens, heat can be generated to influence the work of the alarm, so that the internal elements of the alarm device are easy to damage due to heating, and thirdly, when the fire disaster happens, the circuit is easy to damage and is inconvenient to use.
In order to solve the problems, the inventor provides a fire acousto-optic alarm for avoiding overheat of smoke, the problem that the monitoring range of the alarm is narrowed due to smoke generated by fire is solved through connection of a first connecting shaft and a first connecting rod, the condition that the visual angle and the range of the detection of the alarm are obstructed by the smoke of the fire is improved by utilizing air pressure, the practicability of the alarm is greatly improved, the intelligentization advantage of the alarm is realized, the normal work of the alarm is prevented from being influenced, and the alarm is convenient to use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the fire acousto-optic alarm for avoiding the overheat of smoke, which has the advantages of avoiding the influence of smoke, protecting internal elements and protecting circuits, and solves the problems that the detection range is influenced by smoke, the internal elements are easy to damage and the circuits are damaged.
(II) technical scheme
In order to achieve the purposes of avoiding the influence of smoke, protecting internal elements and protecting circuits, the invention provides the following technical scheme: the fire hazard acousto-optic alarm for avoiding smoke overheating comprises a first connecting shaft, wherein a first gear is connected to the outer side of the first connecting shaft in a rotating mode, a second connecting shaft is connected to the inner portion of the first gear in a rotating mode, a first connecting piece is connected to the bottom end of the second connecting shaft in a threaded mode, a corrugated pipe is fixedly connected to the upper surface of the first connecting piece, a first connecting rod is connected to the outer side of the first connecting piece in a rotating mode, a shell is connected to one end of the first connecting rod in a rotating mode, a first connecting block is fixedly connected to the bottom end of the second connecting shaft in a rotating mode, a rotating block is connected to the bottom surface of the first connecting block in a rotating mode, a wedge block is connected to the outer side of the rotating block in a rotating mode, a rack is fixedly connected to the side face of the wedge block, a sliding block is connected to the outer side of the rack in, the outer side of the second connecting shaft is provided with a deformable metal, the bottom end of the deformable metal is movably connected with a push block, one end of the push block is movably connected with a connecting wire, and one end of the connecting wire is fixedly connected with an inductance coil.
Preferably, first even axle is connected with motor drive, two are no less than in first gear setting, two first gears intermeshing, consequently, through the motor, can drive first axle and rotate to make first even axle drive first gear and rotate.
Preferably, the bottom of the second connecting shaft is provided with threads, the second connecting shaft is sleeved with the corrugated pipe, and the first connecting piece can move up and down through threaded connection through the threads.
Preferably, the number of the first connecting rods is not less than two, the two first connecting rods are rotatably connected, and the first connecting rods are symmetrically distributed about the center line of the shell.
Preferably, two are no less than in the wedge setting, and two wedges all with spring fixed connection, consequently, elasticity through the spring can play connect and reduce the effect of vibrations.
Preferably, shell and sliding block fixed connection, shell and rack all with spring fixed connection, consequently, through the elasticity of spring, can play the effect of connecting and reducing vibrations.
Preferably, the bottom fixedly connected with detection device of test bar through detection device, can be effectively quick detect.
Preferably, the push block all is provided with the contact with the one end of connecting wire, and the contact setting is no less than three, consequently, through the contact, can control the switch of connecting wire.
Preferably, the induction coil is electrically connected with a single phase of the motor, and the induction coil is electrically connected with a single phase of the detection device, so that self-inductance can be generated through the induction coil.
(III) advantageous effects
Compared with the prior art, the invention provides a fire acousto-optic alarm for avoiding smoke overheating, which has the following beneficial effects:
1. this avoid overheated conflagration audible-visual annunciator of smog, through the connection of first even axle, first gear, second even axle, first connecting piece, bellows, first connecting rod, solved prior art's fire alarm device and made the problem that alarm monitoring range narrows down because the smog that the conflagration produced, utilized atmospheric pressure to improve the visual angle that conflagration smog can separate the alarm and the condition of scope, great improvement the advantage of alarm practicality, realized the intelligent advantage of alarm.
2. This avoid overheated conflagration audible-visual annunciator of smog, through the connection of first connecting rod, shell, first connecting block, turning block, wedge, second gear, the problem of prior art's fire alarm device because the heat that the conflagration produced makes the inner member of alarm be heated fragile is solved, avoid influencing the normal work of alarm, realized still facilitate the use advantage behind the conflagration emergence, the circuit cuts off fast when the conflagration takes place, prevent to be damaged, facilitate the use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the input shaft portion of the present invention;
FIG. 3 is a schematic view of the structure of the detecting part of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
In the figure: 1. a first coupling shaft; 2. a first gear; 3. a second coupling shaft; 4. a first connecting member; 5. a bellows; 6. a first link; 7. a housing; 8. a first connection block; 9. rotating the block; 10. a wedge block; 11. a rack; 12. a slider; 13. a second gear; 14. a detection lever; 15. a wrought metal; 16. a push block; 17. a connecting wire; 18. an inductor coil.
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. 1-4, a fire hazard audible and visual alarm for preventing smoke from overheating comprises a first connecting shaft 1, a first gear 2 is rotatably connected to the outer side of the first connecting shaft 1, the first connecting shaft 1 is in transmission connection with a motor, at least two first gears 2 are arranged, the two first gears 2 are meshed with each other, so that the first connecting shaft 1 can be driven to rotate by the motor, the first connecting shaft 1 drives the first gear 2 to rotate, the inner part of the first gear 2 is rotatably connected with a second connecting shaft 3, the bottom end of the second connecting shaft 3 is in threaded connection with a first connecting piece 4, a corrugated pipe 5 is fixedly connected to the upper surface of the first connecting piece 4, the bottom end of the second connecting shaft 3 is provided with threads, the second connecting shaft 3 is in sleeved connection with the corrugated pipe 5, the first connecting piece 4 can move up and down by threaded connection through the threads, a first connecting rod 6 is rotatably connected to the outer side of the first connecting piece 4, one end of the first connecting rod 6 is rotatably connected with a shell 7, the shell 7 is fixedly connected with a sliding block 12, the shell 7 and a rack 11 are fixedly connected with a spring, therefore, the connection and vibration reduction effects can be achieved through the elasticity of the spring, the first connecting rod 6 is provided with at least two first connecting rods 6 which are rotatably connected, the first connecting rods 6 are symmetrically distributed about the central line of the shell 7, the bottom end of the second connecting shaft 3 is fixedly connected with a first connecting block 8, the bottom surface of the first connecting block 8 is rotatably connected with a rotating block 9, the outer side of the rotating block 9 is rotatably connected with a wedge block 10, the number of the wedge block 10 is not less than two, the two wedge blocks 10 are fixedly connected with the spring, therefore, the connection and vibration reduction effects can be achieved through the elasticity of the spring, the rack 11 is fixedly connected to the side surface of the wedge block 10, the sliding block 12 is slidably connected to, the outside meshing of rack 11 has second gear 13, the outside of second gear 13 is rotated and is connected with test rod 14, the bottom fixedly connected with detection device of test rod 14, through detection device, can be effectively quick detect, the outside of second even axle 3 is provided with out-of-shape metal 15, the bottom swing joint of out-of-shape metal 15 has ejector pad 16, the one end swing joint of ejector pad 16 has connecting wire 17, ejector pad 16 all is provided with the contact with the one end of connecting wire 17, the contact setting is no less than three, therefore, through the contact, can control the switch of connecting wire 17, the one end fixedly connected with inductance coils 18 of connecting wire 17, inductance coils 18 and the single-phase electricity of motor are connected, inductance coils 18 and the single-phase electricity of detection device are connected, therefore, through inductance coils 18, can produce the self-induction.
The working principle is that when in use, the first connecting shaft 1 is driven to rotate by the motor, so that the first connecting shaft 1 drives the first gear 2 to rotate, one of the first gears 2 drives the other engaged first gear 2 to rotate by the mutual engagement of the two first gears 2, so that the first gear 2 drives the second connecting shaft 3 which is connected with the inside in a rotating way to rotate, the second connecting shaft 3 rotates by the threaded connection, so that the first connecting piece 4 can move upwards by driving the second connecting shaft 4 to move upwards, the corrugated pipe 5 is extruded, gas in the corrugated pipe 5 escapes, smoke outside the detection device is blown away by airflow, the detection visual angle is increased, the first connecting piece 4 moves upwards to drive the first connecting rods 6 on two sides to move upwards, so that the first connecting rod 6 drives the other first connecting rod 6 with one end rotating downwards, so that the shell 7 is kept stable, the first connecting piece 4 moves the extension spring upwards to move the shell 7 upwards, the first connecting block 8 at the bottom end of the second connecting shaft 3 drives the rotating block 9 to move downwards relatively, the rotating block 9 pushes the wedge blocks 10 at two sides to move towards two sides, the wedge blocks 10 drive the racks 11 at two sides to move towards two sides, the racks 11 drive the second gear 13 to rotate through meshing, the second gear 13 rotates to drive the detection rod 14 to rotate, the detection rod 14 drives the detection device to rotate, the visual angle can be increased through the rotation of the detection device, the detection can be effectively and quickly carried out, the heat of fire causes the deformation metal 15 to deform, the bottom end of the deformation metal 15 pushes the push block 16, the contact is disconnected, the self-induction phenomenon is generated through the disconnection of the inductance coil 18, when the current in the conductor changes, the magnetic field around the deformation metal changes, and thus a change in magnetic flux is generated, and thus an induced electromotive force is generated in the conductor, which always hinders a change in the current in the conductor, i.e., a self-induced electromotive force, which is called a self-induction phenomenon, so that the self-induction current of the inductance coil 18 causes the detection apparatus to continue to operate for a certain period of time through the connection wire 17, but the cable can be effectively protected.
To sum up, this avoid overheated conflagration audible-visual annunciator of smog, through first even axle 1, first gear 2, the even axle of second 3, first connecting piece 4, bellows 5, the connection of first connecting rod 6, the problem that prior art's fire alarm device made the alarm monitoring range narrow down because of the smog that the conflagration produced has been solved, utilize atmospheric pressure to improve the condition of visual angle and scope that conflagration smog can separate the alarm and detect, great improvement the advantage of alarm practicality, the intelligent advantage of alarm has been realized.
This avoid overheated conflagration audible and visual alarm of smog, through first connecting rod 6, shell 7, first connecting block 8, turning block 9, wedge 10, the connection of second gear 13, the problem of prior art's fire alarm device makes the internal component of alarm vulnerable damage of being heated because of the heat that the conflagration produced has been solved, avoid influencing the normal work of alarm, the advantage of still facilitating the use after the conflagration takes place has been realized, cut off the circuit when the conflagration takes place fast, prevent to be damaged, and the convenience is used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A fire audible and visual alarm for avoiding smoke overheating comprises a first connecting shaft (1), and is characterized in that: the outside of first even axle (1) is rotated and is connected with first gear (2), the inside of first gear (2) is rotated and is connected with second even axle (3), the bottom threaded connection of second even axle (3) has first connecting piece (4), the last fixed surface of first connecting piece (4) is connected with bellows (5), the outside of first connecting piece (4) is rotated and is connected with first connecting rod (6), the one end of first connecting rod (6) is rotated and is connected with shell (7), the bottom fixed surface of second even axle (3) is connected with first connecting block (8), the bottom surface of first connecting block (8) is rotated and is connected with turning block (9), the outside of turning block (9) is rotated and is connected with wedge (10), the side fixedly connected with rack (11) of wedge (10), the outside sliding connection of rack (11) has sliding block (12), the outside meshing of rack (11) has second gear (13), the outside rotation of second gear (13) is connected with test rod (14), the outside of second even axle (3) is provided with out of shape metal (15), the bottom swing joint of out of shape metal (15) has ejector pad (16), the one end swing joint of ejector pad (16) has connecting wire (17), the one end fixedly connected with inductance coils (18) of connecting wire (17).
2. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the first connecting shaft (1) is in transmission connection with the motor, the number of the first gears (2) is not less than two, and the two first gears (2) are meshed with each other.
3. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the bottom of the second connecting shaft (3) is provided with threads, and the second connecting shaft (3) is sleeved with the corrugated pipe (5).
4. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the number of the first connecting rods (6) is not less than two, the two first connecting rods (6) are rotatably connected, and the first connecting rods (6) are symmetrically distributed about the center line of the shell (7).
5. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the number of the wedge blocks (10) is not less than two, and the two wedge blocks (10) are fixedly connected with the spring.
6. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the shell (7) is fixedly connected with the sliding block (12), and the shell (7) and the rack (11) are fixedly connected with the spring.
7. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the bottom end of the detection rod (14) is fixedly connected with a detection device.
8. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: and contacts are arranged at one ends of the push block (16) and the connecting wire (17), and the number of the contacts is not less than three.
9. A fire audible and visual alarm for avoiding excessive smoke temperatures as set forth in claim 1 wherein: the induction coil (18) is electrically connected with a single phase of the motor, and the induction coil (18) is electrically connected with a single phase of the detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011510273.2A CN112634574B (en) | 2020-12-19 | 2020-12-19 | Fire acousto-optic alarm for avoiding smoke overheat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011510273.2A CN112634574B (en) | 2020-12-19 | 2020-12-19 | Fire acousto-optic alarm for avoiding smoke overheat |
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| CN112634574A true CN112634574A (en) | 2021-04-09 |
| CN112634574B CN112634574B (en) | 2022-11-04 |
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| CN210416981U (en) * | 2019-06-26 | 2020-04-28 | 浙江同创空间技术有限公司 | Forestry fire control apparatus is equipped with unmanned aerial vehicle of fire source detection function |
| CN211790245U (en) * | 2020-05-22 | 2020-10-27 | 高静 | Electrical equipment protection device |
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| US20060017580A1 (en) * | 2002-06-20 | 2006-01-26 | Siemens Building Technologies Ag | Scattered light smoke detector |
| CN101236684A (en) * | 2008-03-06 | 2008-08-06 | 中国人民解放军第二炮兵装备研究院第三研究所 | Fire disaster detector and detection positioning method |
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| CN112634574B (en) | 2022-11-04 |
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Effective date of registration: 20220921 Address after: Room 127, No. 18, Renjian Road, Changxing Town, Chongming District, Shanghai, 202150 (Shanghai Taihe Economic Development Zone) Applicant after: SHANGHAI SINLING ELECTRIC POWER TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 056501 group 3, Baitu 2nd Street, Baitu Town, Ci County, Handan City, Hebei Province Applicant before: Liu Dongxiang |
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