CN209765701U - Two-in-one smoke temperature fire detector - Google Patents
Two-in-one smoke temperature fire detector Download PDFInfo
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- CN209765701U CN209765701U CN201920287690.1U CN201920287690U CN209765701U CN 209765701 U CN209765701 U CN 209765701U CN 201920287690 U CN201920287690 U CN 201920287690U CN 209765701 U CN209765701 U CN 209765701U
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Abstract
the utility model discloses a two-in-one smoke temperature fire detector, which comprises a base, wherein the upper end of the base is provided with a suspension seat, the lower end of the base is provided with an outer cover body, and the outer cover body is fastened and fixed with the base; the inner cavity of the base is provided with a circuit board, and the left end of the circuit board is provided with a smoke detector; the lower ends of the smoke detector and the temperature-sensitive detector are provided with parallel converters, and the parallel converters are electrically connected with the smoke detector and the temperature-sensitive detector. When the two-in-one smoke temperature fire detector is used, the glass lenses are arranged on two sides of the photosensitive diode, when a fire disaster happens, the light intensity of the left side and the right side of the photosensitive diode changes, the photosensitive diode detects the light intensity change influenced by smoke dust, and then the smoke detector is triggered to alarm, the temperature change released by combustible materials of the smoke detector, the resistance value of the NTC thermistor changes, and an alarm is triggered; the whole detection is sensitive, the alarm efficiency is higher and more accurate, and the application range is wider.
Description
Technical Field
The utility model relates to a fire detector technical field specifically is a two unification smoke temperature fire detector.
Background
The fire detector is a device for detecting the scene and finding out the fire in the fire-fighting automatic fire alarm system. Fire detectors are the "sense organs" of the system and function to monitor the environment for the presence or absence of a fire. Once a fire occurs, characteristic physical quantities of the fire, such as temperature, smoke, gas and radiation intensity, are converted into electric signals, and the electric signals are immediately acted to send alarm signals to a fire alarm controller, and the existing fire detectors usually only have a single detection medium, such as: temperature detect ware, smoke detector, gas detector etc. when fire alarm, have very big limitation, smog type during some conflagrations, smog is many, gives out the heat and is few, if the temperature detect ware of installation, it is slow to survey, has very big hysteresis quality, causes the delay to fire rescue work to cause bigger loss, smoke detector is also so, and is also slow to the combustible substance that the flammable cigarette is few, consequently needs a two unification smoke temperature fire detector.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two unification smoke temperature fire detector has and surveys the sensitivity, and alarm efficiency is higher more accurate, and application scope is wider advantage, has solved single fire detector among the prior art, to the combustible substance of different grade type, surveys slowly, has very big hysteresis quality, causes the delay to fire rescue work to cause the problem of bigger loss.
In order to achieve the above object, the utility model provides a following technical scheme: a two-in-one smoke temperature fire detector comprises a base, wherein a suspension seat is arranged at the upper end of the base, an outer cover body is arranged at the lower end of the base, and the outer cover body and the base are fastened and fixed; the inner cavity of the base is provided with a circuit board, and the left end of the circuit board is provided with a smoke detector; a lens fixing frame is arranged on the smoke detector, a glass lens is arranged at the lower end of the lens fixing frame, a photosensitive diode is arranged at the upper end of the glass lens, a pin is arranged at the lower end of the photosensitive diode, and the pin is fixedly connected with the circuit board; detection wires are arranged at the upper end and the lower end of the temperature-sensitive detector, and an NTC thermistor is arranged between the detection wires; the left end of the temperature-sensitive detector is provided with a conversion box, the right end of the temperature-sensitive detector is provided with a contact piece, and the right end of the contact piece is provided with a contact switch; the lower ends of the smoke detector and the temperature detector are provided with parallel converters, and the parallel converters are electrically connected with the smoke detector and the temperature detector; the lower end of the parallel converter is provided with an external circuit wiring terminal; the upper end of the temperature-sensitive detector is provided with a buzzer, the upper end of the circuit board is provided with an indicator lamp, and the buzzer and the indicator lamp are both electrically connected with the circuit board.
Preferably, the outer end of the outer cover body is uniformly provided with through holes.
preferably, the glass lens is disposed at both sides of the photodiode.
Preferably, the contact piece is provided with a connecting seat, the contact switch is provided with a contact, and the contact of the contact switch is sleeved with the connecting seat of the contact piece.
Preferably, the indicator light comprises three colors of LED lamps, namely a green lamp, a yellow lamp and a red lamp, the yellow lamp is connected with the smoke detector, and the red lamp is connected with the temperature detector.
compared with the prior art, the beneficial effects of the utility model are as follows:
When the two-in-one smoke temperature fire detector is used, through holes are uniformly formed in the outer end of the outer cover body, the glass lenses are arranged on two sides of the photosensitive diode, when a fire disaster occurs, the light intensity of the left side and the right side of the photosensitive diode changes, the photosensitive diode detects the light intensity change influenced by smoke dust, the smoke detector is triggered to alarm, the temperature change of combustible substances released by the temperature detector and the resistance value of the NTC thermistor change, and the alarm is triggered; a connecting seat is arranged on the contact piece, a contact is arranged on the contact switch, the contact of the contact switch is sleeved with the connecting seat of the contact piece, and when the smoke temperature fire detector is installed, the contact switch is pressed down to switch on the temperature-sensitive detector to start detection; the pilot lamp includes the LED lamp of three kinds of colours, be green lamp respectively, the amber lamp, the red light, the amber lamp is connected with smoke detector, the red light is connected with heat detector, green lamp is bright when there is not the conflagration, smoke detector and heat detector's lower extreme is provided with parallel converter, parallel converter and smoke detector and heat detector electric connection, smoke detector detects smoke variation earlier, the amber lamp is bright, bee calling organ begins to report to the police, if heat detector detects the temperature variation of combustible substance release earlier, the red lamp is bright, bee calling organ begins to report to the police, the detection sensitivity has been improved, alarm speed is more timely and accurate, win more time for the conflagration rescue, the loss is reduced, application scope is more extensive.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
Fig. 3 is a top view of the present invention;
Fig. 4 is a partial sectional view of the suspension base of the present invention;
fig. 5 is a cross-sectional view of the smoke detector of the present invention;
Fig. 6 is a sectional view of the temperature-sensitive detector of the present invention.
In the figure: 1. a base; 2. a suspension seat; 3. an outer cover body; 4. a circuit board; 5. a smoke detector; 51. a lens holder; 52. a glass lens; 53. a photodiode; 54. a pin; 6. a temperature-sensitive detector; 61. detecting a wire; 62. an NTC thermistor; 63. a switch box; 64. a contact piece; 65. a contact switch; 7. a parallel converter; 8. an external circuit terminal; 9. a buzzer; 10. and an indicator light.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, a two-in-one smoke temperature fire detector comprises a base 1, a hanging seat 2 is arranged at the upper end of the base 1, an outer cover body 3 is arranged at the lower end of the base 1, and the outer cover body 3 is fastened and fixed with the base 1; a circuit board 4 is arranged in the inner cavity of the base 1, and a smoke detector 5 is arranged at the left end of the circuit board 4; a lens fixing frame 51 is arranged on the smoke detector 5, a glass lens 52 is arranged at the lower end of the lens fixing frame 51, a photosensitive diode 53 is arranged at the upper end of the glass lens 52, a pin 54 is arranged at the lower end of the photosensitive diode 53, and the pin 54 is fixedly connected with the circuit board 4; the right end of the circuit board 4 is provided with a temperature-sensitive detector 6, and the temperature-sensitive detector 6 is fixedly connected with the circuit board 4; the upper and lower ends of the temperature-sensitive detector 6 are provided with detection wires 61, and an NTC thermistor 62 is arranged between the detection wires 61; the left end of the temperature-sensitive detector 6 is provided with a conversion box 63, the right end of the temperature-sensitive detector 6 is provided with a contact piece 64, and the right end of the contact piece 64 is provided with a contact switch 65; the lower ends of the smoke detector 5 and the temperature-sensitive detector 6 are provided with a parallel converter 7, and the parallel converter 7 is electrically connected with the smoke detector 5 and the temperature-sensitive detector 6; the lower end of the parallel converter 7 is provided with an external circuit terminal 8; a buzzer 9 is arranged at the upper end of the temperature-sensitive detector 6, an indicator lamp 10 is arranged at the upper end of the circuit board 4, and both the buzzer 9 and the indicator lamp 10 are electrically connected with the circuit board 4; when the two-in-one smoke temperature fire detector is used, the smoke temperature fire detector is installed at a proper position, the contact piece 64 is provided with a connecting seat, the contact switch 65 is provided with a contact, the contact of the contact switch 65 is sleeved with the connecting seat of the contact piece 64, when the smoke temperature fire detector is installed, the contact switch 65 is pressed down, the temperature-sensitive detector 6 is switched on to start detection, the outer end of the outer cover body 3 is uniformly provided with through holes, the glass lenses 52 are arranged at two sides of the photosensitive diode 53, the light intensity of the left side and the right side changes, the photosensitive diode 53 can detect, when a fire disaster happens, the light which reaches the glass lenses 52 is obviously weakened under the influence of smoke dust, the photosensitive diode 53 converts the change of the light intensity into the change of current, the amplifying circuit sends out an alarm signal, the temperature change released by combustible substances of the temperature, the resistance value of the detection lead 61 is changed, the change of the current is converted by the conversion box 63, and the temperature-sensitive detector 6 is triggered to alarm; the pilot lamp 10 includes the LED lamp of three kinds of colours, be the green lamp respectively, the yellow light, the red light, the yellow light is connected with smoke detector 5, the red light is connected with heat detector 6, the green lamp is bright when there is not the conflagration, smoke detector 5 and heat detector 6's lower extreme is provided with parallel converter 7, parallel converter 7 and smoke detector 5 and heat detector 6 electric connection, smoke detector 5 detects smoke variation earlier, the yellow light is bright, bee calling organ 9 begins to report to the police, if heat detector 6 detects the temperature variation of combustible substance release earlier, the red light is bright, bee calling organ 9 begins to report to the police, the detection sensitivity has been improved, alarm speed is more timely and accurate, win more time for the conflagration rescue, reduce the loss, application scope is more extensive.
In summary, the following steps: when the two-in-one smoke temperature fire detector is used, the smoke temperature fire detector is installed at a proper position, the contact piece 64 is provided with the connecting seat, the contact switch 65 is provided with the contact, the contact of the contact switch 65 is sleeved with the connecting seat of the contact piece 64, when the smoke temperature fire detector is installed, the contact switch 65 is pressed down, the temperature-sensitive detector 6 is switched on to start detection, the outer end of the outer cover body 3 is uniformly provided with through holes, the glass lenses 52 are arranged at two sides of the photosensitive diode 53, the light intensity of the left side and the right side is changed, the photosensitive diode 53 can detect the light intensity, when a fire occurs, the light reaching the glass lenses 52 is obviously weakened under the influence of smoke dust, the photosensitive diode 53 converts the change of the light intensity into the change of current, the amplifying circuit sends out an alarm signal, the temperature change released by combustible materials of, the resistance value of the detection lead 61 is changed, the change of the current is converted by the conversion box 63, and the temperature-sensitive detector 6 is triggered to alarm; the indicating lamp 10 comprises LED lamps of three colors, namely a green lamp, a yellow lamp and a red lamp, the yellow lamp is connected with the smoke detector 5, the red lamp is connected with the temperature detector 6, the green lamp is on when no fire occurs, the lower ends of the smoke detector 5 and the temperature detector 6 are provided with a parallel converter 7, the parallel converter 7 is electrically connected with the smoke detector 5 and the temperature detector 6, the smoke detector 5 firstly detects smoke change, the yellow lamp is on, the buzzer 9 starts to alarm, if the temperature detector 6 firstly detects temperature change released by combustible, the red lamp is on, the buzzer 9 starts to alarm, the detection sensitivity is improved, the alarm speed is more timely and accurate, more time is won for fire rescue, the loss is reduced, and the application range is wider; the whole detection is sensitive, the alarm efficiency is higher and more accurate, and the application range is wider.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (5)
1. The utility model provides a two unification smoke temperature fire detector, includes base (1), its characterized in that: the upper end of the base (1) is provided with a suspension seat (2), the lower end of the base (1) is provided with an outer cover body (3), and the outer cover body (3) is fastened and fixed with the base (1); a circuit board (4) is arranged in the inner cavity of the base (1), and a smoke detector (5) is arranged at the left end of the circuit board (4); a lens fixing frame (51) is arranged on the smoke detector (5), a glass lens (52) is arranged at the lower end of the lens fixing frame (51), a photosensitive diode (53) is arranged at the upper end of the glass lens (52), a pin (54) is arranged at the lower end of the photosensitive diode (53), and the pin (54) is fixedly connected with the circuit board (4); the right end of the circuit board (4) is provided with a temperature-sensitive detector (6), and the temperature-sensitive detector (6) is fixedly connected with the circuit board (4); the upper end and the lower end of the temperature-sensing detector (6) are provided with detection wires (61), and an NTC thermistor (62) is arranged between the detection wires (61); a conversion box (63) is arranged at the left end of the temperature-sensitive detector (6), a contact piece (64) is arranged at the right end of the temperature-sensitive detector (6), and a contact switch (65) is arranged at the right end of the contact piece (64); the lower ends of the smoke detector (5) and the temperature-sensitive detector (6) are provided with parallel converters (7), and the parallel converters (7) are electrically connected with the smoke detector (5) and the temperature-sensitive detector (6); the lower end of the parallel converter (7) is provided with an external circuit wiring terminal (8); the temperature-sensing detector is characterized in that a buzzer (9) is arranged at the upper end of the temperature-sensing detector (6), an indicator lamp (10) is arranged at the upper end of the circuit board (4), and the buzzer (9) and the indicator lamp (10) are both electrically connected with the circuit board (4).
2. A two-in-one smoke temperature fire detector as claimed in claim 1, wherein: through holes are uniformly formed in the outer end of the outer cover body (3).
3. A two-in-one smoke temperature fire detector as claimed in claim 1, wherein: the glass lenses (52) are disposed on both sides of the photodiode (53).
4. A two-in-one smoke temperature fire detector as claimed in claim 1, wherein: and a connecting seat is arranged on the contact piece (64), a contact point is arranged on the contact switch (65), and the contact point of the contact switch (65) is sleeved with the connecting seat of the contact piece (64).
5. a two-in-one smoke temperature fire detector as claimed in claim 1, wherein: the indicating lamp (10) comprises LED lamps of three colors, namely a green lamp, a yellow lamp and a red lamp, wherein the yellow lamp is connected with the smoke detector (5), and the red lamp is connected with the temperature detector (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920287690.1U CN209765701U (en) | 2019-03-08 | 2019-03-08 | Two-in-one smoke temperature fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920287690.1U CN209765701U (en) | 2019-03-08 | 2019-03-08 | Two-in-one smoke temperature fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209765701U true CN209765701U (en) | 2019-12-10 |
Family
ID=68753898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920287690.1U Expired - Fee Related CN209765701U (en) | 2019-03-08 | 2019-03-08 | Two-in-one smoke temperature fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209765701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213245A (en) * | 2020-11-26 | 2021-01-12 | 南京擅水科技有限公司 | Smog response alarm device based on thing networking |
| CN113066253A (en) * | 2021-03-26 | 2021-07-02 | 澳江(无锡)网络能源有限公司 | Temperature-sensing and smoke-sensing two-in-one composite alarm |
-
2019
- 2019-03-08 CN CN201920287690.1U patent/CN209765701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213245A (en) * | 2020-11-26 | 2021-01-12 | 南京擅水科技有限公司 | Smog response alarm device based on thing networking |
| CN113066253A (en) * | 2021-03-26 | 2021-07-02 | 澳江(无锡)网络能源有限公司 | Temperature-sensing and smoke-sensing two-in-one composite alarm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |