CN2602372Y - Fume detector - Google Patents
Fume detector Download PDFInfo
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- CN2602372Y CN2602372Y CN 03203787 CN03203787U CN2602372Y CN 2602372 Y CN2602372 Y CN 2602372Y CN 03203787 CN03203787 CN 03203787 CN 03203787 U CN03203787 U CN 03203787U CN 2602372 Y CN2602372 Y CN 2602372Y
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- smoke detector
- circuit board
- shell
- hummer
- detector
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Abstract
The utility model discloses a fume detector, aiming to provide a fume detector which can automatically detect and adjust the fume sensitivity level and connects by use of wireless. The technical proposal adopted is as fellow: a fume detector comprising a shell and a base is provided, the cavity body formed by the shell and the base is internally provided with a battery box and a circuit board. The utility model is characterized in that: one face of the circuit board is fixed with a photoelectric room, a light emitting diode, a testing spring and a buzzer; and the other face is inserted with a code choosing machine, a micro processor with an auto-detecting and adjusting sensitivity level software, and a micro process with wireless receive and transmit software. The cavity body is further internally provided with a wireless antenna which connects with the other fume detectors to form a network. The utility model has functions of auto-detecting and adjusting the fume sensitivity, which can make a plurality of alarming, connect with each other through the wireless; and moreover, the detector contains no radioactive substances, is easy to be operated, and safe and electricity saving, thereby suitable for industrial, commercial and household purposes.
Description
Technical field
The utility model relates to a kind of smoke detector, particularly a kind of can the detection automatically and transfer than the smog sensitive level, and can radio connect into the smoke detector of a detection system each other.
Background technology
Smoke detector is used for places such as hotel, guest room, restaurant, shopping centre, manufacturing district and public place more, and present employed smoke detector mostly is single use greatly, independent running.If be located in the room complicated at interval, that the place is narrow and sound insulation is good, particularly in remote corner, even flue gas exceeds standard, the sound of reporting to the police can not normally spread out of, can't reminds people find potential safety hazard, very dangerous, its consequence usually can't be remedied.In addition, if smoke detector can not transfer than sensitive level voluntarily with environment, the mistake ring often occurs or cross the low accident of failing to report taking place because of susceptibility, mistake ring meeting takes place cause for no reason fear to people, can result in greater loss and fail to report accident potential, lose the effect that fire prevention is warned.
Summary of the invention
The purpose of this utility model provides a kind ofly can survey voluntarily and transfer than the smog sensitive level, can not produce the mistake ring, effectively improves the smoke detector of susceptibility; Can also connect each other by wireless aerial and be linked to be network, form the smoke detector of a detection system, make it strengthen investigative range, strengthen alarm function.
To achieve these goals, the utility model by the following technical solutions; A kind of smoke detector, it comprises shell, base, joins around shell and the base, becomes the whole smoke detector of sealing; In the cavity of shell and base formation, on base, be fixed with a circuit board and a battery case, shell is provided with button; It is characterized in that: described circuit board simultaneously is inserted with a coding selector switch, and contains automatic detection and transfer the microprocessor that contains transceiving software than the microprocessor and of smog sensitive level software; Another side is installed on a photoelectricity chamber, a light emitting diode, a spring and a hummer, and described light emitting diode and described spring join ， Bing Let between described hummer and described photoelectricity chamber.
The indoor photosensitive device that is provided with of described photoelectricity; Described photosensitive device comprises light source, photoreceiver, and described light source sends direct light, and described photoreceiver is arranged at the side that straight line light passes through.
Described hummer is provided with at least one hummer pin, and described hummer pin is provided with piezo, and described piezo and described button join.
Described button connects described spring and described light emitting diode.
Be provided with wireless aerial in the cavity that described shell and base constitute, described wireless aerial one side is connected with battery case, one side is connected with the coding selector switch of circuit board, by the reception of described coding selector switch control desk predictive encoding, peripheral hardware or transmit, alarm is spread out of; Or receive or transmit to other coding smoke detector identical or predictive encoding by described coding selector switch, connect each other, be linked to be network, form a detection system.
For variation of temperature in the test cabinet, on described circuit board, also can insert a heat energy detector, connect the photoelectricity chamber, when indoor temperature raise, the resistance of heat energy detector changed, and the current direction of circuit is changed, and sent undesired electric signal.
Principle of work of the present utility model is: the smoke particle quantity in the detecting air when surpassing arm's length standard, makes it can survey and send chimes of doom automatically.Under normal condition, light source sends straight line light, and straight line light only can be with balance straight-line pass photoelectricity chamber, and therefore, straight line light can not arrive photoreceiver; The light emitting diode operate as normal that be provided with this moment between light source and photoreceiver is sent safety signal.But when indoor smog increases, airborne smoke particle quantity can rise, surpass set level and work as smoke particle quantity, according to the photoelectric reflection principle, straight line light reflects because of the bump smoke particle, changed direction, produced refract light, photoreceiver thereby receive refract light sends light signal, and its light signal amplifies by the circuit board amplifying circuit, convert electric signal to, import microprocessor again into, the triggering hummer is emitted in and is no less than 85 decibels alarm song in 3 meters, and lumination of light emitting diode is flashed.
Stop alarm, as long as give the button a slight press, just the detection smog sensitive level of smoke detector can temporarily reduce, light emitting diode is still luminous to be flashed, and sends the sound by hummer and confirm; But after several minutes, all recover normal, and have sound to confirm.Want to cancel this mute function, can touch the button again, hummer sends the sound and confirms that smoke detector is promptly replied the sensitive level of original detection smog.
Circuit board of the present utility model is provided with and contains automatic detection and transfer microprocessor than smog sensitive level software, utilize exclusive technical software, can defaultly survey and transfer time automatically than the smog sensitive level, can also be because of temperature and damp condition at that time, regulate suitable sensitivity voluntarily, guarantee that smoke detector under different environment, keeps stable sensitive level, reduce mistake ring or the low excessively problem of susceptibility.If running is normal, lumination of light emitting diode flashes, and shows that the smoke detector operation is normal.
Also can insert a heat energy detector on the utility model circuit board, the heat energy detector adopts thermistor, surveys indoor temperature by thermistor; When indoor temperature raise above a certain predetermined number of degrees with respect, thermosensitive resistance changed, and circuit is changed, and sends undesired electric signal, and the triggering hummer is emitted in and is no less than 85 decibels alarm song in 3 meters, and makes lumination of light emitting diode simultaneously.
The utility model can transmit and the control desk of peripheral hardware is got in touch by wireless aerial, when receiving signal, can select alarm is sent to the parties concerned such as administrative office, the police or fire department, makes it in time rush towards the spot of the accident, eliminates danger.
The utility model is can be single independent to be used, and also can transmit and other same-code of peripheral hardware in the radio reception scope or the smoke detector of predictive encoding are got in touch by wireless aerial, is linked to be network, strengthens investigative range, strengthens alarm function.When a smoke detector gives the alarm and does not cause that people pay attention to, other smoke detector of networking depends on and needs predeterminablely for to give the alarm simultaneously with the source alarm, or sends when alarm and just to give the alarm after reaching several minutes and the smoke detector of predictive encoding is got in touch.Network can be got in touch with a control desk, when control desk is received signal, can select alarm is sent to the parties concerned such as administrative office, the police or fire department, makes it in time rush towards the spot of the accident, eliminates danger.Stop alarm, give the button a slight press, as the smoke detector of the button that is pressed not is the alarm source, at this moment, the smoke detector that only is pressed stops alarm, and other is still reported to the police continuing; Otherwise, as the smoke detector of pushing is the alarm source, and not only it can stop alarm immediately, and other smoke detector also can stop alarm after the several seconds.
The method of differentiating the alarm source has two kinds, one, the light emitting diode of establishing on the smoke detector in alarm source is for flashing regularly, and other receives the light emitting diode of establishing on the smoke detector that gives the alarm after the alarm of source because of networking then can be for flashing, to be shown with the accident warning erratically; Its two, the alarm sound difference that the smoke detector in alarm source sends can pick out the alarm source by the sound.
This is prominent, and it is simple in structure, easy operating, safe and power saving with the above technical scheme of novel employing, needs to consume 10 μ A electric weight at following on the alert, can send to be no less than 85 decibels the sound under alarm state in 3 meters, is fit to industry and commerce and household and uses.
Description of drawings
Fig. 1 is an outward appearance upward view of the present utility model
Fig. 2 is an outward appearance side view of the present utility model
Fig. 3 is the modular construction synoptic diagram one of the utility model base
Fig. 4 is the modular construction synoptic diagram two of the utility model base
Fig. 5 is the utility model photoelectric reflection principle schematic
Fig. 6 is Fig. 5 normal operating conditions photosensitive device structural representation
Fig. 7 is Fig. 5 state light sensing device structural representation that exceeds standard
Fig. 8 is the utility model circuit theory diagrams
Fig. 9 is the utility model circuit board part synoptic diagram
Figure 10 contains the modular construction synoptic diagram of heat energy detector for the utility model
Figure 11 is the utility model peripheral hardware control desk circuit theory diagrams
Figure 12 is the utility model peripheral hardware control desk circuit board part synoptic diagram
Figure 13 is the utility model expanded application example one synoptic diagram
Figure 14 is the utility model expanded application example two synoptic diagram
Embodiment
As Fig. 1 to Fig. 4, Fig. 8 and shown in Figure 9, the utility model external form is made up of shell 11, base 12, and shell 11 joins all around with base 12, becomes the whole smoke detector of sealing, and base 12 is installed on the ceiling, and shell 11 is towards ground; In the cavity that shell 11 and base 12 constitute, be positioned at base 12 places and be fixed with a circuit board 13 and a battery case 14, battery case 14 connecting circuit plates 13.Circuit board 13 is inserted with a coding selector switch 131, contains automatic detection and transfer than the microprocessor 132 of smog sensitive level software and contain the microprocessor 133 of transceiving software towards base 12 one side; Circuit board 13 is installed on a photoelectricity chamber 15, a light emitting diode 16, a spring 17 and a hummer 18 towards shell 11 one sides; In cavity, also be provided with wireless aerial 19.Shell 11 is provided with a button 20.
Be provided with photoreceiver 151 in the above-mentioned photoelectricity chamber 15.
Above-mentioned spring 17 connects light emitting diode 16, and above-mentioned button 20 connects spring 17 and light emitting diode 16.
Above-mentioned hummer 18 is provided with three hummer pins 181, installs a piezo on the hummer pin 181, and piezo and button 20 join.
Above-mentioned wireless aerial 19, one side is connected with battery case 14, and one side is connected with the coding selector switch 131 of circuit board 13, can get in touch with the control desk of peripheral hardware, or get in touch into a network with other smoke detector.
Above-mentioned battery case 14, utilize 9 volts alkaline battery or lithium battery power supply, need to consume 10 μ A electric weight at following on the alert, generally can use at least one year, when battery operated can only keep about 30 days the time, circuit board 13 circuit made hummer 18 send a light current alarm every one minute, and new battery is changed in indication.When connecting battery again, the microprocessor 132 of circuit board 13 will be transferred again and check detection system, and light emitting diode 16 is luminous always in checking process, after inspection finishes, light emitting diode 16 can flash twice, and hummer 18 sends long sound again, and stops automatically.
Foregoing circuit plate 13 contains automatic detection and transfers microprocessor 132 than smog sensitive level software, adopting the microprocessor model is PIC16C711, utilize exclusive technical software, default survey automatically and transfer than the smog sensitive level time be each hour once, smoke detector per hour can be regulated suitable sensitivity voluntarily in response to temperature and humidity at that time, guarantees that smoke detector is under varying environment, also stable sensitive level be can keep, mistake ring or the low excessively problem of susceptibility reduced.If running is normal, light emitting diode 16 flashed once per 8 seconds, showed that the smoke detector operation is normal.
To shown in Figure 9, according to the smoke particle quantity in the photoelectric reflection principle detecting air, under normal condition, light source 152 sends straight line light 153 as Fig. 1, Fig. 4, and a side that prolongs at straight line light 153 is provided with photoreceiver 151; When the smoke detector operate as normal, 153 direct projections of straight line light are not related with photoreceiver 151, and light emitting diode 16 flashed once every 8 seconds, show that accident free takes place; When indoor smog increases, airborne number of particles also can rise, and when number of particles was above standard, straight line light 153 reflected, produced refract light 154, photoreceiver 151 thereby receive refract light 154 sends light signal, and its light signal amplifies by circuit board 13 amplifying circuits, convert electric signal to, import microprocessor 132 again into, triggering hummer 18 is emitted in and is no less than 85 decibels alarm song in 3 meters, and light emitting diode is flashed once for 16 luminous p.s.s; After indoor smog is eliminated, just can recover normal condition.The utility model can be in 0～45 ℃, and relative humidity is worked under 0～90% indoor temperature is set.
Stop alarm, as long as give the button a slight press 20, just can be by pressing spring 17, making light emitting diode 16 stop p.s. flashing once, and make hummer 18 stop the to sound the alarm susceptibility of smoke detector just can temporarily reduce by 7～13%, light emitting diode 16 can become and flashes once per 8 seconds, and sends two weak points and short sound is confirmed by hummer 18; But after 7～13 minutes, all recover normal, and have three idle short sounds to confirm.Want to cancel this mute function, also can touch the button 20, hummer 18 still can send three weak points and short sound confirms that smoke detector promptly recovers to survey originally the sensitive level of smog.
As shown in figure 10, above-mentioned smoke detector can be inserted a heat energy detector 21 and connect photoelectricity chamber 15 on smoke detector circuit plate 13, and heat energy detector 21 is a thermistor, surveys indoor temperature by thermistor; When indoor temperature raise to surpass 55 ℃ between 65 ℃ the time, thermosensitive resistance changes, and circuit is changed, and sends undesired electric signal, triggering hummer 18 is emitted in and is no less than 85 decibels alarm song in 3 meters, and makes light emitting diode 16 luminous always simultaneously.
As Figure 10 to Figure 12 and shown in Figure 14, the utility model can transmit and the control desk 22 of peripheral hardware is got in touch by wireless aerial 19, when receiving signal, can select alarm is sent to the parties concerned such as administrative office, the police or fire department, make it in time rush towards the spot of the accident, eliminate danger.
The utility model expanded application embodiment one
As Fig. 1 and shown in Figure 13, a plurality of smoke detectors also can transmit and other same-code of peripheral hardware or the smoke detector of predictive encoding in the radio reception scope are got in touch by wireless aerial 19, form a smoke detector network system, strengthen investigative range, strengthen alarm function.By setpoint frequency is the controls of 434.33 megahertz radio systems, connects a unlimited smoke detector of the same type, thereby becomes a smoke detector system.Smoke detector can see through coding selector switch 131 and freely transfer and encode, and except coding was set at No. 0 smoke detector, the smoke detector of other coding interknited with the smoke detector of setting same-code only.
The utility model expanded application embodiment two
As Fig. 1 and shown in Figure 14, the smoke detector of A chamber is set at coding 1, the smoke detector of B chamber is set at coding 2, and the C chamber is set at coding 3, and the D chamber is set at coding 4, and the smoke detector of A, B, C, each chamber of D is independently; It is different to encode, and smoke detector just can not connected, but they interknit with the smoke detector that is set at No. 0 of encoding individually.Therefore in the time of will forming a smoke detector system, just to be set at indoor smoke detector identical coding, give the alarm simultaneously with the source alarm.On the contrary,, can receive the signal that any setting smoke detector sends, give the alarm simultaneously with the source alarm, thereby be particularly suitable for being installed in stair, corridor or administrative office etc. because coding 0 is female number.If the smoke detector that is set at No. 0 receives the source alarm and reaches 3 minutes, just alarm can be conveyed to all different smoke detectors of encoding.Therefore, as long as one of them smoke detector when detecting smog, gives the alarm, other smoke detector also can be warned to people.In addition, if when neighbour's smoke detector just rings, tests, damages because of mistake or do not have electricity and sound, because the setting difference of both sides' smoke detector can be avoided creating disturbances to.So visual real situation is transferred more different group codings, default smoke detector system that suits the requirements.
Network system can be got in touch with a control desk 22, can select alarm is sent to the parties concerned such as administrative office, the police or fire department, makes it in time rush towards the spot of the accident, eliminates danger.Stop alarm, but flicking is provided with the button 20 on the smoke detector shell, as the smoke detector of the button 20 that is pressed not is the alarm source, at this moment, the smoke detector that only is pressed stops alarm, and other is still reported to the police continuing; Otherwise, as the smoke detector of pushing is the alarm source, and not only it can stop alarm immediately, and other smoke detector also can stop alarm after second at 10-20.
The method of differentiating the alarm source has two kinds, one, the light emitting diode of establishing on the smoke detector in alarm source 16 is for flashing regularly, other receives 16 of the light emitting diodes established on the smoke detector that gives the alarm after the alarm of source for flashing erratically, to be shown with the accident warning because of networking; Its two, the alarm sound difference that the smoke detector in alarm source sends can pick out the alarm source by the sound.
The utility model is in order can in time to pinpoint the problems, and handling failure is provided with the various caution sound, with different indicating signal caution people, sounds as the per minute four tones of standard Chinese pronunciation are short, and the expression smoke detector gathers dust, needs clean inner cavity; Sound as three weak points, indication circuit breaks down, and needs to repair; Sound as two weak points, the expression detection system is interfered, and need remove background high light or barrier, or need install smoke detector again; Sound as weak point of per minute, represent battery operated can only keeping about 30 days.
Claims (8)
1. smoke detector, it comprises shell, base, in the cavity of shell and base formation, be fixed with a battery case and a circuit board, shell is provided with button, it is characterized in that: one side is provided with a photoelectricity chamber on the described circuit board, one light emitting diode, one spring and a hummer, described light emitting diode and described spring join, it is located between described hummer and the described photoelectricity chamber, and another side is inserted with a coding selector switch on the described circuit board, one contains automatic detection and transfers the microprocessor that contains transceiving software than the microprocessor and of smog sensitive level software.
2. smoke detector according to claim 1 is characterized in that: described hummer is provided with at least one hummer pin, and described hummer pin is provided with piezo, and described piezo and described button join.
3. smoke detector according to claim 1 is characterized in that: the indoor photosensitive device that is provided with of described photoelectricity; Described photosensitive device comprises light source, photoreceiver, and described light source sends direct light, and described photoreceiver is arranged at the side that straight line light passes through.
4. according to claim 1 or 2 or 3 described smoke detectors, it is characterized in that: be provided with wireless aerial in the cavity that described shell and base constitute, described wireless aerial one end and described coding selector switch join, and launch or received signal to control desk predictive encoding, peripheral hardware by described coding selector switch; The other end and battery case join.
5. according to claim 1 or 2 or 3 described smoke detectors, it is characterized in that: be provided with wireless aerial in the cavity that described shell and base constitute, described wireless aerial one end and described coding selector switch join, smoke detector identical to other coding by described coding selector switch or predictive encoding is launched or received signal, connect each other, be linked to be network, form a detection system; The other end and battery case join.
6. according to claim 1 or 2 or 3 described smoke detectors, it is characterized in that: be inserted with a heat energy detector on the described circuit board.
7. smoke detector according to claim 4 is characterized in that: be inserted with a heat energy detector on the described circuit board.
8. smoke detector according to claim 5 is characterized in that: be inserted with a heat energy detector on the described circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03203787 CN2602372Y (en) | 2003-02-20 | 2003-02-20 | Fume detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03203787 CN2602372Y (en) | 2003-02-20 | 2003-02-20 | Fume detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2602372Y true CN2602372Y (en) | 2004-02-04 |
Family
ID=34158259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03203787 Expired - Fee Related CN2602372Y (en) | 2003-02-20 | 2003-02-20 | Fume detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2602372Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014161190A1 (en) * | 2013-04-03 | 2014-10-09 | Xiang Zhiyong | Tester and method for testing smoke amount of electronic cigarette |
| CN105205954A (en) * | 2015-08-28 | 2015-12-30 | 广东奥迪威传感科技股份有限公司 | Intelligent alarm, assembly method thereof and wireless alarm system |
| CN111105584A (en) * | 2018-10-29 | 2020-05-05 | 洁能系统科技股份有限公司 | Linkage smoke alarm and system thereof |
| JP2020091926A (en) * | 2015-10-28 | 2020-06-11 | ホーチキ株式会社 | Alarm |
| CN112185055A (en) * | 2015-10-26 | 2021-01-05 | 报知希株式会社 | Alarm device |
-
2003
- 2003-02-20 CN CN 03203787 patent/CN2602372Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014161190A1 (en) * | 2013-04-03 | 2014-10-09 | Xiang Zhiyong | Tester and method for testing smoke amount of electronic cigarette |
| US8963725B2 (en) | 2013-04-03 | 2015-02-24 | Kimree Hi-Tech Inc | Tester and test method for smoke amount of electronic cigarette |
| CN105122039A (en) * | 2013-04-03 | 2015-12-02 | 吉瑞高新科技股份有限公司 | Tester and method for testing smoke amount of electronic cigarette |
| CN105205954A (en) * | 2015-08-28 | 2015-12-30 | 广东奥迪威传感科技股份有限公司 | Intelligent alarm, assembly method thereof and wireless alarm system |
| CN112185055A (en) * | 2015-10-26 | 2021-01-05 | 报知希株式会社 | Alarm device |
| JP2020091926A (en) * | 2015-10-28 | 2020-06-11 | ホーチキ株式会社 | Alarm |
| CN111105584A (en) * | 2018-10-29 | 2020-05-05 | 洁能系统科技股份有限公司 | Linkage smoke alarm and system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040204 Termination date: 20110220 |