CN2059751U - Multiuser multifunction electronic alarm device - Google Patents
Multiuser multifunction electronic alarm device Download PDFInfo
- Publication number
- CN2059751U CN2059751U CN 89212803 CN89212803U CN2059751U CN 2059751 U CN2059751 U CN 2059751U CN 89212803 CN89212803 CN 89212803 CN 89212803 U CN89212803 U CN 89212803U CN 2059751 U CN2059751 U CN 2059751U
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- China
- Prior art keywords
- circuit
- extension set
- main frame
- user
- multifunction electronic
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- Burglar Alarm Systems (AREA)
- Alarm Systems (AREA)
Abstract
The utility model relates to a multiuser multifunction electronic alarm device, comprising a host machine, a plurality of extension machines, a sensor and an urban electricity lighting circuit. The utility model can be used for a plurality of to a plurality of tens users to use jointly, and has the monitoring and alarming functions of fire prevention, theft prevention, robbery prevention, etc. Sound-light alarm signal can be automatically emitted if fire or theft situation occurs in the monitored environment. The utility model has the advantages of convenient installation, concealed alarm, high reliability, wide purpose, etc., and is suitable for the units such as shops, hotels, storehouses, banks, museums, mines, residential areas, etc., to establish public security joint defense. The utility model can also derive other purposes.
Description
The utility model relates to a kind of multi-user's multifunction electronic alarming device, belongs to the electronic product class.
Electronic alarm device is of a great variety both at home and abroad at present, can be divided into wired electronic alarm device and wireless electron warning device two big classes substantially.In wired electronic alarm device, the way that has is few, can only supply with a few users and use; What have only possesses single antitheft or fire prevention monitor alarm function; The main frame that has must lay lead with being connected of extension set or sensor, therefore involves the problem of the wiring that burrows through walls on buildings, not only destroyed the attractive in appearance of buildings, and installment work bothers very also.For example the application number of Patent Office of the People's Republic of China's bulletin on Dec 14th, 1988 is 87214659 " electronic anti-theft warning self-defence device ", its way is few, only possesses theftproof monitoring and warning function, and will be connected with lead between main frame and the sensor, therefore must lay lead, very trouble obviously is installed.
The purpose of this utility model is to overcome the above-mentioned shortcoming of prior art, for units such as shop, hotel, warehouse, bank, museum, industrial and mineral, residential block provide a kind of several road to tens of roads, can be for several to the common use of dozens of user; Have antitheft, fire prevention simultaneously, the anti-robbery monitors with warning function; The multi-user's multifunction electronic alarming device that is connected transmission signals between main frame and the extension set by the civil power illuminating line is to protect country, collective and individual personal safety as well as the property safety.
Solution of the present utility model is as follows:
Fig. 1 is a block scheme of the present utility model.It is by a main frame, some extension sets, plurality of sensors, and the civil power illuminating line is formed.Every suit sensor and extension set can monitor an environment, can supply with a user and use, and several are to main frame of the common use of dozens of user.
Fig. 2 is the block scheme of sensor.It is made up of several magnetic-type switches (1) and thermosensitive device (2) series connection.
Fig. 3 is the block scheme of extension set.It is made up of trigger circuit (3), high frequency oscillator (4), radio-frequency amplifier (5), output circuit (6) and power supply (7).In trigger circuit (3), be provided with an anti-robbery warning and press bond switching K
1
Fig. 4 is the block scheme of main frame.It is by input circuit (8), wave filter (9), radio-frequency amplifier (10), triggering and user's display circuit (11), sound light alarming circuit (12), and power circuit (13) is formed.Symbol " ... " expression among Fig. 4 has same some groups of wave filters (9), radio-frequency amplifier (10), triggering and user's display circuit (11) in parallel with it, and their difference only is that the passband of wave filter (9) is different.
When the environment that is monitored took place to steal feelings, the magnetic-type switch (1) in the sensor then was in " opening " (opening circuit) state, so send a chopping signal.When the environment generation condition of a fire that is monitored, the electrical quantity of the thermosensitive device in the sensor (2) will change, so that surpass a certain limit.Above-mentioned action in the sensor will be received by extension set, and make trigger circuit (3) work in the extension set.In trigger circuit (3), be provided with an anti-robbery warning and press bond switching K
1, when in case the environment that has the robber to swarm into to be monitored is desired to plunder, indoor occupant secretly pressing this press bond switching and make trigger circuit (3) work.
To give high frequency oscillator (4), radio-frequency amplifier (5) energized in the extension set after trigger circuit (3) work immediately, so high frequency oscillator starting of oscillation, produce the high-frequency signal of its frequency within 10KHZ～300KHZ scope, this high-frequency signal is sent into the civil power illuminating line by output circuit (6) after radio-frequency amplifier (5) amplifies.The frequency of the high-frequency signal that each extension set sends in this device is the same, is the warning which extension set (user) sends so that main frame is discerned and demonstrated.
The high-frequency signal that is sent by extension set is transferred to the input circuit (8) of main frame through the civil power illuminating line, enter radio-frequency amplifier (10) by corresponding wave filter (9) then, high-frequency signal after radio-frequency amplifier (10) amplifies promotes to trigger and user's display circuit (11) again, make pilot lamp wherein bright, also send a signal simultaneously and go to make optical alarm circuit (12) work, thereby send total sound and light alarm signal.
Because main frame has user's Presentation Function, can show it is the warning which user (extension set) sends respectively, so the main frame operator on duty can distinguish in time that the condition of a fire, robber's feelings or robbery occur in the environment (user) which is monitored.
Circuit diagram of the present utility model and principle of work are as follows:
Fig. 5 is the circuit diagram of sensor.Wherein each magnetic-type switch all is made up of 1 tongue tube K and a permanent magnet S.Under the normal condition (for example environment is in the state of being monitored), permanent magnet S is near tongue tube K, and then tongue tube is in " closing " (short circuit) state; Under the improper situation (for example the burglar pries open door, window or the cabinet of the environment that is monitored), permanent magnet S departs from tongue tube K, and then tongue tube K is in " opening " (opening circuit) state, then send a chopping signal, thus make trigger circuit (3) work on the extension set.What the thermosensitive device Rto in the sensor adopted is MF512-5A type thermal resistor, its resistance value will change along with the variation of the environment temperature that is monitored, when the variation of ambient temperature that is monitored when surpassing a certain limit (for example+60 ℃), its resistance value will change to trigger circuit (3) work that is enough to make on the extension set.
Fig. 6 is the circuit diagram of extension set.Wherein by transistor BG
1, BG
2With silicon controlled rectifier D
1Constitute trigger circuit.By transistor BG
3Constitute a high frequency oscillator with ceramic vibrator TZ.By transistor BG
4, BG
5, middle power transistor BG
6, and transformer B
1Constitute a radio-frequency amplifier.By transformer B
1With capacitor C
11, C
12Constitute an output circuit.Power supply is the dry cell batteries that adopts, direct current supply.
Be provided with an anti-robbery warning in the trigger circuit and press bond switching K
1
The inlet terminal AA ' of extension set is connected with the outlet terminal AA ' of sensor, and the outlet of extension set is directly received on the civil power illuminating line with plug.
The resistance change of sending the thermal resistor in chopping signal or the sensor when sensor arrives above a certain numerical value, or presses down and prevent in the trigger circuit that plundering warning presses bond switching K
1When making it closed, BG
1Or BG
2With conducting, remove to get through silicon controlled rectifier D so send a DC voltage
1D
1After the conducting, power supply will be given BG immediately
3, BG
4, BG
5And BG
6Power supply, so the high frequency oscillator starting of oscillation produces the high-frequency signal of its frequency within 10KHZ～300KHZ scope, it is by BG
4, BG
5And BG
6After the amplification, by transformer B
1With capacitor C
11, C
12, send into the civil power illuminating line then.
The ceramic vibrator TZ that each extension set is used, its frequency is different, so the high-frequency signal that each extension set sends is different, thereby main frame can be discerned and show respectively.
Fig. 7 is the host circuit figure for the common use of 14 users that draws as an example.In fact can be by market demand, producing can be for several main frame to the common various models of using of dozens of user.Among Fig. 7 by capacitor C
1, C
2With three-winding transformer B
2Constitute an input circuit.Wave filter is the ceramic narrow band filter TZL that adopts, and their passband is different.By transistor BG
1And BG
2Constitute a radio-frequency amplifier.By silicon controlled rectifier D
1, diode D
2Constituting one with LED triggers and user's display circuit.By silicon controlled rectifier D
8, four tones of standard Chinese pronunciation music integrated circuit block CW9351, power switch circuit piece TWH8751, loudspeaker Y, and pilot lamp ZSD constitutes a sound light alarming circuit.By power transformer B
1, choking coil L
1, commutation diode D
3-D
6, and dry cell batteries constitutes a power circuit.Symbol " ... " among Fig. 7, expression have some groups of same wave filters, radio-frequency amplifier, triggering and user's display circuit in parallel with it, this example from 1 to 14 totally 14 groups be in parallel, their difference only is that the passband of wave filter is different.
The inlet of main frame is directly received on the civil power illuminating line with plug.
Host power supply adopts AC/DC, parallel operation.When using mains-supplied, 220 volts alternating current is handed over depressor B through power supply
1Step-down becomes the alternating current of 9V, passes through commutation diode D then
3～D
6Carry out full-wave rectification, the Rectified alternating current that is obtained after the rectification passes through by capacitor C again
8, C
9With choking coil L
1The smoothing filter filtering of being formed, the direct current that obtains 9V at last uses with each parts in the supply machine.9V dry cell batteries in city's power failure opportunity is then by commutation diode D
7With by capacitor C
8, C
9, choking coil L
1The level and smooth wave-wave device of being formed is given each parts power supply in the machine automatically.
The high-frequency signal that is sent by extension set arrives the inlet of main frame through the transmission of civil power illuminating line, and is input circuit C
1, C
2With three-winding transformer B
2Receive, enter radio-frequency amplifier by corresponding wave filter then, through transistor BG
1And BG
2After the amplification, export to again and trigger and user's display circuit, make the bright and silicon controlled rectifier D of LED wherein
1Conducting.D
1Send a DC voltage after the conducting, by diode D
2Remove to get through the silicon controlled rectifier D in the sound light alarming circuit
8D
8Power supply will be given four tones of standard Chinese pronunciation music integrated circuit block CW9351 immediately after the conducting, power switch circuit piece TWH8751 and pilot lamp ZSD power supply, so pilot lamp ZSD is bright, loudspeaker Y sends loud alarm song simultaneously.
To be further described the utility model with an embodiment below:
Suppose that the environment that is monitored is a room, sensor and extension sets are in this room, and Fig. 8 is the scheme of installation of sensor and extension set.Magnetic-type switch in the sensor is installed in door, window, cabinet etc. and opens and closes on the facility, and thermosensitive device is installed in the spacious place that ventilates in the room.With lead magnetic-type switch and thermosensitive device are together in series, receive the inlet AA ' of extension set then.Extension set is placed on the anti-robbery on it of more hidden and pressing and reports to the police and press the key sky and close again position eaily.Exgt Bat extension battery is switched on or switched off by lock-controlled switch control, and lock-controlled switch is installed on the door.The outlet of extension set directly is inserted in the room on the civil power illuminating line socket with plug.
Fig. 9 is the scheme of installation of main frame.Main frame is installed in the duty room, and the inlet of main frame directly is inserted in the duty room on the civil power illuminating line socket with plug, opens the power switch on the main frame then, and then main frame enters duty immediately.
In system of the utility model, several to tens of extension sets of 1 main frame can be installed.Because main frame is to utilize civil power illuminating line transmission signals with being connected of each extension set, so needn't lay lead in addition between main frame and each extension set, visible the utility model is installed very convenient.
Must be pointed out that main frame must be by on same civil power illuminating line mutually with each extension set, its spacing distance should be within the range of permission, otherwise this system can not normally work.
When the people withdraws from a room, the facility such as door, window, cabinet that the magnetic-type switch is housed should be shut, at this moment the magnetic-type switch is in " closing " (short circuit) state, with key the lock-controlled switch on the door is locked then, then Exgt Bat extension battery is switched on, so whole room enters the state of being monitored.
Burglar alarm: in case there is the burglar to pry open door and window, at this moment the permanent magnet (movable part) in the magnetic-type switch on door or the window will depart from tongue tube (motionless part), so make the magnetic-type switch transfer " opening " (opening circuit) state to from original " closing " (short circuit) state, this chopping signal will be received by extension set, so make the trigger circuit work in the machine, make the high frequency oscillator starting of oscillation then, produce a high-frequency signal, it is after radio-frequency amplifier amplifies, send into the civil power illuminating line by output circuit, promptly extension set has sent alerting signal.
Fireproof alarming: if generation is the condition of a fire in the room, temperature must raise in the room so, when temperature in the room is elevated to the limit that surpasses a certain regulation (for example+60 ℃), the resistance value of thermosensitive device will change to the trigger circuit that are enough to start in the extension set, thereby make extension set send alerting signal.
The alerting signal of being sent by extension set is transferred to the inlet of main frame via the civil power illuminating line, thereby is received by main frame.It enters radio-frequency amplifier by input circuit and corresponding wave filter.Promote to trigger and user's display circuit through going again after the radio-frequency amplifier amplification, make user wherein show that light emitting diode is bright on the one hand, make trigger circuit send a direct current signal simultaneously and remove to get through silicon controlled rectifier in the sound light alarming circuit, after the silicon controlled rectifier conducting, power supply is given four tones of standard Chinese pronunciation music integrated circuit block, power switch circuit piece and pilot lamp power supply immediately, so pilot lamp is bright, loudspeaker sends loud chimes of doom simultaneously.
The anti-robbery reported to the police: after the key holder opened the lock-controlled switch on the door with key, at this moment Exgt Bat extension battery was cut off, and the state of being monitored is promptly removed in whole room.In this case, no matter the Push And Release of the facilities such as door, window, cabinet of magnetic-type switch is housed, perhaps the resistance value of thermosensitive device changes, and can not make extension set send alerting signal, therefore false alarm can not take place.At this moment if there is the robber to swarm into when desiring to plunder in the room, then in the room personnel secretly the anti-robbery on the pressing extension set press bond switching, so Exgt Bat extension battery is switched on, and also give one of trigger circuit (or short circuit) signal that opens circuit simultaneously, so will send alerting signal immediately according to above-mentioned principle extension set, it is transferred to the inlet of main frame via the civil power illuminating line, for the received aft engine of main frame will send corresponding sound and light alarm signal.
Because what the utility model adopted is frequency division system, the frequency of the high-frequency signal that each extension set sends is different, therefore can be discerned by the wave filter in the main frame, thereby can accomplish that it is the warning which extension set (user) is sent that existing sound and light alarm signal can demonstrate respectively again, and several extension sets (user) report to the police simultaneously and can both correctly show, are independent of each other.
The utility model main frame and extension set are that branch is located at two places, the segment distance of being separated by between the two is owing to only send the sound and light alarm signal at main frame, so that it has a warning is more hidden, be difficult for the advantage of being realized, be beneficial to timely establishment officer and go to arrest criminal by burglar or robber.
The utility model design is relatively tighter and complete, and circuit design is also more advanced and succinct, so the reliability of total system is high especially.
Evidence, the utility model has no effect to the work of other consumers on the civil power illuminating line.
The utility model still can derive a lot of use, for example utilize the connection lead of breaking sensor also can send the principle of chopping signal, can constitute a net with very thin lead, to realize supervision to the heap goods that looses on the spacious places such as balcony of orchard, timber depot, station, harbour, warehouse, house.Utilize the thermosensitive device characteristic very responsive in the sensor, can select the thermal resistor of suitable model for use, to realize temperature monitoring material such as grain, oils in the grain depot to temperature variation.If adopt gas sensitive device in the sensor, then can be used under the coal mine gas density being monitored, but perhaps to the supervision of the flammable explosive gas concentration of a certain environment, utilize the anti-robbery warning on the extension set to press bond switching, then can realize the urgent call of patient medical personnel on duty at the ward of hospital or rest home.If the family the elderly person of no family or the disable person has been installed extension set, in case something unexpected happened then can utilize anti-robbery on the extension set to report to the police and press bond switching is realized the urgent call to the main frame operator on duty, so that in time obtain rescue or the like.
In sum, the utlity model has easy for installationly, hidden, the advantage such as reliability is high, purposes is wide of reporting to the police is particularly suitable for units such as shop, hotel, warehouse, bank, museum, industrial and mineral, residential block and sets up joint security and use, and can derive from other purposes.
Can develop a series of electronic warning system product according to the utility model, select for use for large and small unit or individual.
Fig. 1 is a block scheme of the present utility model.
Fig. 2 is the block scheme of sensor.
Fig. 3 is the block scheme of extension set.
Fig. 4 is the block scheme of main frame.
Fig. 5 is the circuit diagram of sensor.
Fig. 6 is the circuit diagram of main frame.
Fig. 7 is the circuit diagram of extension set.
Fig. 8 is the scheme of installation of sensor and extension set.
Fig. 9 is the scheme of installation of main frame.
Claims (5)
1, a kind of multi-user's multifunction electronic alarming device, by a main frame, some extension sets, plurality of sensors, and the civil power illuminating line is formed, it is characterized in that: the variation of sensor directly drives extension set, send high-frequency signal by extension set again and send into the civil power illuminating line, utilize the civil power illuminating line that the high-frequency signal transmission that extension set sends is arrived main frame, send sound, visual alarm by main frame then.
2, multi-user's multifunction electronic alarming device according to claim 1, sensor is made up of magnetic-type switch (1), thermosensitive device (2), it is characterized in that: what magnetic-type switch (1) adopted is tongue tube and permanent magnet, and what thermosensitive device (2) adopted is MF512-5A type thermal resistor.
3, multi-user's multifunction electronic alarming device according to claim 1, extension set is by trigger circuit (3), high frequency oscillator (4), radio-frequency amplifier (5), output circuit (6), and power supply (7) forms, and it is characterized in that: be provided with in the trigger circuit (3) one anti-plunder to report to the police press bond switching K
1, adopted ceramic vibrator TZ as oscillating device in the high frequency oscillator (4), adopted middle power transistor BG in the radio-frequency amplifier (5)
6With transformer B
1
4, multi-user's multifunction electronic alarming device according to claim 1, main frame is by input circuit (8), wave filter (9), radio-frequency amplifier (10), triggering and user's display circuit (11), sound light alarming circuit (12), and power circuit (13) forms, and it is characterized in that: input circuit has adopted three-winding transformer B in (8)
2, that wave filter (9) adopts is ceramic narrow band filter TZL, has adopted silicon controlled rectifier D in triggering and the user's display circuit (11)
1
5, multi-user's multifunction electronic alarming device according to claim 1 is characterized in that: extension set sends, and what receive with main frame all is high-frequency signal, and its frequency is within 10KHZ～300KHZ scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89212803 CN2059751U (en) | 1989-03-08 | 1989-03-08 | Multiuser multifunction electronic alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89212803 CN2059751U (en) | 1989-03-08 | 1989-03-08 | Multiuser multifunction electronic alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2059751U true CN2059751U (en) | 1990-07-25 |
Family
ID=4868903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89212803 Withdrawn CN2059751U (en) | 1989-03-08 | 1989-03-08 | Multiuser multifunction electronic alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2059751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408841A (en) * | 2014-10-24 | 2015-03-11 | 程宝星 | Group anti-theft method |
| CN104408841B (en) * | 2014-10-24 | 2017-01-04 | 程保星 | Colony's theft preventing method |
-
1989
- 1989-03-08 CN CN 89212803 patent/CN2059751U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408841A (en) * | 2014-10-24 | 2015-03-11 | 程宝星 | Group anti-theft method |
| CN104408841B (en) * | 2014-10-24 | 2017-01-04 | 程保星 | Colony's theft preventing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |