CN217386467U - Compound fire detector of cigarette light - Google Patents
Compound fire detector of cigarette light Download PDFInfo
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- CN217386467U CN217386467U CN202122389684.7U CN202122389684U CN217386467U CN 217386467 U CN217386467 U CN 217386467U CN 202122389684 U CN202122389684 U CN 202122389684U CN 217386467 U CN217386467 U CN 217386467U
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Abstract
The utility model provides a pair of compound fire detector of cigarette light, comprising a base body, its surface is provided with a plurality of guide type flues, inside sets up optical sensor and smoke detector, because the diameter of guide type flue reduces gradually, adopt tubaeform structure to make the flue gas flow with higher speed, smoke flow resistance has been reduced, the sensitivity and the response speed of detector have been improved, adopt optical sensor and smoke detector to survey the conflagration simultaneously, avoid appearing the phenomenon that the conflagration was missed to report, prevent stretching and enlarging of the intensity of a fire effectively, avoid taking place casualties or loss of property.
Description
Technical Field
The utility model relates to a fire detection technical field specifically is a compound fire detector of cigarette light.
Background
In the current society, fire accidents emerge endlessly, and great threat is brought to the normal production and life of people. With the development of social economy and the gradual improvement of fire protection consciousness of people, the installation of wireless fire protection alarm equipment for preventing fire from happening becomes more and more popular, fire alarms comprise smoke, temperature, gas and flame fire detectors, a plurality of fire detectors are generally installed in a monitoring area according to fire regulations, and the detection of various types of fire is realized.
However, many detectors are installed in one area, which is very easy to cause false alarm, such as smoke caused by cleaning and smoke generated during cooking, and is easy to cause a smoke alarm to give an alarm, and for example, hot air generated by air conditioner heating directly passes through a temperature alarm, which is easy to cause a temperature alarm to give an alarm, and simultaneously, the phenomenon of false alarm is easy to occur.
In order to solve the above problems, it is necessary to design a smoke and light composite fire detector to achieve accurate fire detection and alarm.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a compound fire detector of cigarette light realizes accurate fire detection and warning, avoids appearing the wrong report problem.
The utility model discloses a realize through following technical scheme:
a smoke and light composite fire detector comprises a base body, a cover plate, an optical detector, a smoke detector, a supporting plate and a flash alarm device;
the base body is of a circular hollow structure, a plurality of guide type flues are uniformly distributed on the circumference of the side wall of the base body, the supporting plate is arranged at the bottom of the base body, a circuit board is arranged on the supporting plate, the circuit board is electrically connected with the controller, and the controller is respectively and electrically connected with the optical detector, the smoke detector and the flash alarm device;
the smoke detector is arranged in the base body and located around the outlet of the guide type flue, a mounting hole is formed in the top of the base body, the optical detector is arranged in the mounting hole and connected with the base body, a cover plate is arranged at the top of the optical detector and connected with the base body, a light guide opening is formed in the top of the cover plate and right faces the detection end of the optical detector, the flashing alarm device is arranged at the inner bottom of the base body, and a base is arranged at the bottom of the base body.
Preferably, the smoke detector is an ionic smoke sensor or a photoelectric smoke sensor.
Preferably, the optical detector is of an infrared flame type, an ultraviolet flame type or a dual-waveband image type and is used for detecting the flame intensity generated when a fire disaster occurs.
Preferably, the guide flue is of a horn-shaped structure, one end with a large diameter is located on the side wall of the base body and communicated with the outside, and the other end extends to the inside of the base body.
Preferably, the guide flue is a rotating body with a curvature radius R of 120-200 mm, and the aperture of the guide flue is gradually reduced from the inlet of the flue gas to the outlet of the flue gas.
Preferably, the flash alarm device comprises a singlechip for flash alarm and at least two light-emitting diodes connected with the singlechip, the singlechip and the light-emitting diodes are packaged in a transparent shell, and a flash circuit and a control program of the flash circuit are arranged in the singlechip; the input port of the single chip is connected with the controller, the output port of the single chip is connected with the light emitting diodes, and the two light emitting diodes are color light emitting diodes with different colors.
Preferably, the base body is further provided with a working indicator light, and the working indicator light is connected with the controller and is arranged on the outer surface of the top of the base body.
Preferably, the work indicator lamp comprises a work indicator lamp, an alarm indicator lamp and a fault indicator lamp.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model provides a pair of compound fire detector of cigarette light, comprising a base body, its surface is provided with a plurality of guide formula flues, inside sets up optical sensor and smoke detector, because the diameter of guide formula flue reduces gradually, adopt tubaeform structure to make the flue gas flow with higher speed, smoke flow resistance has been reduced, the sensitivity and the corresponding speed of detector have been improved, adopt optical sensor and smoke detector to survey the conflagration simultaneously, avoid appearing the phenomenon that the conflagration missed report, prevent stretching and enlarging of intensity of a fire effectively, avoid taking place casualties or loss of property.
Drawings
FIG. 1 is an internal structure diagram of the smoke and light composite fire detector of the present invention;
fig. 2 is a top view of the smoke and light composite fire detector of the present invention.
In the figure: 1. a work indicator light; 2. a cover plate; 3. an optical detector; 4. a substrate; 6. a smoke detector; 7. a support plate; 8. a base.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.
Referring to fig. 1 and 2, a smoke and light composite fire detector includes a base 4, a cover plate 2, an optical detector 3, a smoke detector 6, a support plate 7, and a base 8.
The smoke detector is an ion smoke sensor or a photoelectric smoke sensor.
The smoke detector comprises a smoke detection labyrinth, an infrared transmitting element and an infrared receiving element, wherein the infrared transmitting element is arranged in the smoke detection labyrinth, and the infrared transmitting element and the infrared receiving element are connected with an alarm output terminal for outputting an alarm signal. The infrared transmitting element adopts an infrared transmitting tube, the infrared receiving element adopts a photosensitive tube, the smoke detection module detects a labyrinth through smoke, an infrared light beam of the infrared transmitting tube is scattered by smoke particles, the intensity of scattered light is in direct proportion to the concentration of smoke, the intensity of the infrared light beam received by the photosensitive tube can be changed and converted into a point signal, and then the point signal is converted into an alarm signal to output a fire alarm signal.
The optical detector 3 is provided with a double-lens ultraviolet photoelectric tube, and the optical detector 3 can adopt an infrared flame type, an ultraviolet flame type or a double-waveband image type and is used for detecting the flame intensity generated when a fire disaster occurs.
The utility model discloses a detector, including base member, guiding flue, inlet end, outlet end, diameter, the diameter of guiding flue is tubaeform structure, and the one end that the diameter is big is located the lateral wall of base member and communicates with the outside, the other end extends from the inside of base member, the guiding flue is the rotator of curvature radius R120 ~ 200mm, this guiding flue reduces from the entry of flue gas to the exit end aperture of flue gas gradually, the diameter of flue gas entry end is 2-3 times of exit end diameter, the flue gas gets into the back from the entry end of guiding flue, because the diameter of guiding flue reduces gradually, adopt tubaeform structure to make the flue gas flow with higher speed, the flue gas flow resistance has been reduced, the sensitivity and the corresponding speed of detector have been improved.
The base body is further provided with a flashing alarm device and a working indicator lamp 1, the flashing alarm device is arranged in the base body and connected with the controller, the working indicator lamp 1 is connected with the controller and arranged on the outer surface of the top of the base body, the working indicator lamp is used for indicating the working state of the smoke and light composite fire detector, the flashing alarm device is used for outputting an alarm signal of a fire disaster, and the base is further provided with a battery pack which is used for providing electric power for the controller, the flashing alarm device and the indicator lamp.
The work indicator lamp 1 comprises a work indicator lamp, an alarm indicator lamp and a fault indicator lamp, when a fire disaster does not occur, the work indicator lamp is lightened, when the smoke and light composite fire detector breaks down, the fault indicator lamp is lightened, and when a fire disaster occurs in a monitoring area, the alarm indicator lamp is lightened.
The flash alarm device is arranged at the inner bottom of the base body and connected with the controller, the flash alarm device comprises a single chip microcomputer for flash alarm and at least two light emitting diodes connected with the single chip microcomputer, and the single chip microcomputer and the light emitting diodes are packaged in a transparent shell. The single chip microcomputer is internally provided with a flash circuit and a control program of the flash circuit. The input port of the singlechip is connected with the controller, and the output port of the singlechip is connected with the light-emitting diode. The two LEDs are color LEDs of different colors, one of which is red and the other is blue, are connected to the output port of the single chip microcomputer and emit light in the form of alternate flashing. When a fire disaster is detected, the singlechip receives an output signal of the controller, starts the two light-emitting diodes, and enables the two light-emitting diodes to flash alternately to emit red and blue alarm lights.
The smoke and light composite fire detector is characterized in that when the smoke and light composite fire detector works, the optical detector and the smoke detector respectively detect the flame intensity and the smoke particle concentration of a monitoring area and send the obtained detection values to the controller for judgment, firstly, an optical threshold value and a smoke threshold value are preset in the controller, when a fire breaks out, the flame and the smoke of the monitoring area rise, the flame and the smoke when the fire breaks out are respectively monitored by the optical detector and the smoke detector, the controller makes analysis and judgment, when the smoke and the flame values of the monitoring area are in a set threshold value range, the alarm unit does not output an alarm signal, when the flame or/and gas concentration exceeds the set threshold value range, the alarm unit outputs the alarm signal, and the alarm starts to generate an acousto-optic alarm signal, thereby reminding personnel of timely cooling or extinguishing the fire, and effectively preventing the fire from spreading and expanding, avoiding the occurrence of casualties or property loss.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (8)
1. A smoke and light composite fire detector is characterized by comprising a base body (4), a cover plate (2), an optical detector (3), a smoke detector (6), a support plate (7) and a flash alarm device;
the base body (4) is of a circular hollow structure, a plurality of guide type flues are uniformly distributed on the circumference of the side wall of the base body (4), the supporting plate is arranged at the bottom of the base body, a circuit board is arranged on the supporting plate and electrically connected with the controller, and the controller is electrically connected with the optical detector (3), the smoke detector (6) and the flash alarm device respectively;
smoke detector (6) set up the inside at base member (4), smoke detector (6) are located around the guide flue export, the top of base member (4) is provided with the mounting hole, optical detector (3) set up in the mounting hole and are connected with base member (4), the top of optical detector (3) is provided with the apron, the apron is connected with the base member, the top of apron is provided with light guide port and just to the detection end of optical detector (3), the interior bottom of base member is located to flash of light alarm device, the bottom of base member is provided with the base.
2. A smoke and light composite fire detector as claimed in claim 1, wherein said smoke detector is an ionic smoke sensor or a photoelectric smoke sensor.
3. A smoke and light composite fire detector as claimed in claim 1, wherein said optical detector (3) is of infrared flame type, ultraviolet flame type or dual band image type for detecting the intensity of flame generated in the event of fire.
4. The smoke and light composite fire detector as claimed in claim 1, wherein the guiding flue is a trumpet-shaped structure, one end with a large diameter is positioned on the side wall of the base body and communicated with the outside, and the other end extends to the inside of the base body.
5. The smoke and light composite fire detector as claimed in claim 4, wherein the guiding flue is a rotating body with a curvature radius R of 120-200 mm, and the aperture of the guiding flue is gradually reduced from the inlet of the smoke to the outlet of the smoke.
6. The smoke and light composite fire detector according to claim 1, wherein the flash alarm device comprises a singlechip for flash alarm and at least two light emitting diodes connected with the singlechip, the singlechip and the light emitting diodes are packaged in a transparent shell, and a flash circuit and a control program of the flash circuit are arranged in the singlechip; the input port of the single chip is connected with the controller, the output port of the single chip is connected with the light emitting diodes, and the two light emitting diodes are color light emitting diodes with different colors.
7. A smoke and light composite fire detector as claimed in claim 1, wherein said base body is further provided with a working indicator light (1), said working indicator light (1) being connected to the controller and being provided on the top outer surface of the base body.
8. A smoke and light composite fire detector as claimed in claim 7, wherein said work indicator lamp (1) comprises a work indicator lamp, an alarm indicator lamp and a fault indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389684.7U CN217386467U (en) | 2021-09-29 | 2021-09-29 | Compound fire detector of cigarette light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389684.7U CN217386467U (en) | 2021-09-29 | 2021-09-29 | Compound fire detector of cigarette light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217386467U true CN217386467U (en) | 2022-09-06 |
Family
ID=83083133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389684.7U Active CN217386467U (en) | 2021-09-29 | 2021-09-29 | Compound fire detector of cigarette light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217386467U (en) |
-
2021
- 2021-09-29 CN CN202122389684.7U patent/CN217386467U/en active Active
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