CN201838139U - Alarm apparatus - Google Patents
Alarm apparatus Download PDFInfo
- Publication number
- CN201838139U CN201838139U CN2010205823820U CN201020582382U CN201838139U CN 201838139 U CN201838139 U CN 201838139U CN 2010205823820 U CN2010205823820 U CN 2010205823820U CN 201020582382 U CN201020582382 U CN 201020582382U CN 201838139 U CN201838139 U CN 201838139U
- Authority
- CN
- China
- Prior art keywords
- alarm
- circuit
- relay
- warning circuit
- serve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The utility model discloses an alarm apparatus, which belongs to the field of power failure alarm equipment, and comprises a domestic and industrial power circuit, a relay and an alarm circuit, wherein the alarm circuit comprises a low-voltage power supply, a buzzer siren and an indication lamp, and the relay plays a switch role in the two circuits. The alarm apparatus has a simple and reasonable design, and can issue a warning to people timely after the domestic and industrial power circuit is disconnected.
Description
Technical field
The utility model relates to a kind of power alarm apparatus field, especially a kind of alarm.
Background technology
Well-known electricity has become in our life indispensable; through regular meeting power failure phenomenon appearring under the energy-intensive situation at present; we want to know that in the very first time generation of outage, power-off event just needs power failure alarm device; some power failure alarm devices are also arranged in the market; but mostly be that design is complicated, cost an arm and a leg.
The utility model content
Technical assignment of the present utility model is to provide a kind of alarm at above-mentioned deficiency of the prior art.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of alarm, comprise life commercial power circuit, relay and warning circuit, wherein warning circuit comprises low-tension supply, buzzer siren and pilot lamp, and relay serves as on-off action in two circuit, when outage, serve as the warning circuit switch, serve as life commercial power contactor when not cutting off the power supply.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
Embodiment
As shown in the figure, a kind of alarm, comprise life commercial power circuit 1, relay 3 and warning circuit 2, wherein warning circuit 2 comprises low-tension supply 6, buzzer siren 4 and pilot lamp 5, and relay 3 serves as on-off action in two circuit, when outage, serve as warning circuit 2 switches, serve as life commercial power circuit 1 switch when not cutting off the power supply.
Claims (1)
1. alarm, comprise life commercial power circuit, relay and warning circuit, wherein warning circuit comprises low-tension supply, buzzer siren and pilot lamp, it is characterized in that: described relay serves as on-off action in two circuit, when outage, serve as the warning circuit switch, serve as life commercial power contactor when not cutting off the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205823820U CN201838139U (en) | 2010-10-22 | 2010-10-22 | Alarm apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205823820U CN201838139U (en) | 2010-10-22 | 2010-10-22 | Alarm apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201838139U true CN201838139U (en) | 2011-05-18 |
Family
ID=44008241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205823820U Expired - Fee Related CN201838139U (en) | 2010-10-22 | 2010-10-22 | Alarm apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201838139U (en) |
-
2010
- 2010-10-22 CN CN2010205823820U patent/CN201838139U/en not_active Expired - Fee Related
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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: 20110518 Termination date: 20111022 |