CN202135376U - Classroom light switch apparatus - Google Patents
Classroom light switch apparatus Download PDFInfo
- Publication number
- CN202135376U CN202135376U CN201120251816U CN201120251816U CN202135376U CN 202135376 U CN202135376 U CN 202135376U CN 201120251816 U CN201120251816 U CN 201120251816U CN 201120251816 U CN201120251816 U CN 201120251816U CN 202135376 U CN202135376 U CN 202135376U
- Authority
- CN
- China
- Prior art keywords
- switch
- classroom
- door lock
- utility
- model
- 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
Links
Abstract
The utility model relates to a switch, in particular to a classroom light switch apparatus, comprising a switch (2) formed by a door lock and a bolt, an electromagnetic switch (4) and a power supply (1), characterized in that a circuit switch is formed through combination of the door lock and the bolt, and connected with the electromagnetic switch (4). The beneficial effect of the utility model is that after that the classroom is locked, the classroom lights are automatically turned off thereby avoiding waste of electric power.
Description
Technical field
The utility model relates to switch, is specifically related to a kind of classroom lamp optical switch device.
Background technology
In the existing classroom, light switch mainly is a hand switch, and classes are over when leaving the classroom the student, often has and forget the situation of closing classroom light, thereby cause the electricity consumption waste.
Summary of the invention
The purpose of the utility model provides a kind of simple in structure, the classroom lamp optical switch device that can after the student leaves the classroom, close light automatically.
The technical scheme that the utility model solves is that a kind of classroom lamp optical switch device comprises switch, electromagnetic switch and power supply that door lock and keeper constitute, it is characterized in that: through the combination of door lock and keeper, form a contactor, and link to each other with electromagnetic switch.
The beneficial effect of the utility model is, closes classroom light after latching automatically, avoided the electricity consumption waste.
Description of drawings
Accompanying drawing is the utility model structural representation.
Among the figure: 1, power supply, 2, the switch that constitutes of door lock and keeper, 3, light-emitting diode, 4, electromagnetic switch.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
As shown in the figure, a kind of classroom lamp optical switch device comprises the switch 2 that power supply 1, door lock and keeper constitute, light-emitting diode 3 and electromagnetic switch 4.Two keepers on classroom doorframe and the door constitute the two poles of the earth of switch respectively, forming circuit loop when latching, and electromagnetic switch 4 starts, and light-emitting diode 3 is used for the operating state of indication device.
The student is after leaving the classroom and locking the classroom door, and door lock links to each other with keeper, and this device forms the closed-loop path, and electromagnetic switch is cut off the classroom power supply, and the diode displaying operating state has been avoided power wastage.
Claims (1)
1. a classroom lamp optical switch device comprises switch (2), electromagnetic switch (4) and power supply (1) that door lock and keeper constitute, it is characterized in that: through the combination of door lock and keeper, form a contactor, and link to each other with electromagnetic switch (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120251816U CN202135376U (en) | 2011-07-18 | 2011-07-18 | Classroom light switch apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120251816U CN202135376U (en) | 2011-07-18 | 2011-07-18 | Classroom light switch apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202135376U true CN202135376U (en) | 2012-02-01 |
Family
ID=45524125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120251816U Expired - Fee Related CN202135376U (en) | 2011-07-18 | 2011-07-18 | Classroom light switch apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202135376U (en) |
-
2011
- 2011-07-18 CN CN201120251816U patent/CN202135376U/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: 20120201 Termination date: 20120718 |