CN201556797U - Novel secure plug - Google Patents
Novel secure plug Download PDFInfo
- Publication number
- CN201556797U CN201556797U CN2009201768978U CN200920176897U CN201556797U CN 201556797 U CN201556797 U CN 201556797U CN 2009201768978 U CN2009201768978 U CN 2009201768978U CN 200920176897 U CN200920176897 U CN 200920176897U CN 201556797 U CN201556797 U CN 201556797U
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- CN
- China
- Prior art keywords
- plug
- power supply
- housed
- 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
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses an improved security plug which comprises a plug and a socket. The security plug is characterized in that the plug is hollow and cylindrical, a spring is arranged in the plug; a fuse tube is arranged in the socket; the plug is connected with a wire contact tag; when the voltage of an external power supply suddenly increases or high voltage is mixed in the external power supply, the security plug can automatically cut off the power supply and effectively protect electric appliances.
Description
Technical field
The utility model relates to a kind of attaching plug, particularly a kind of safety plug that can carry out overvoltage protection to electric equipment.
Background technology
The existing employed external power supply plug of electric equipment is that directly lead can formula, raises suddenly or when infiltrating high pressure, can cause electric equipment to burn as employed external power voltage.
The utility model content
In order to overcome the deficiency of above-mentioned plug, the utility model provides a kind of plug of new structure, and supply voltage raises suddenly or when infiltrating high pressure, can cut off circuit outside, prevents the damage of electric equipment.
The technical scheme that its technical problem that solves the utility model adopts is: the new structure plug, comprise plug, connector assembly, and it is characterized in that, plug is an open column shape, spring is housed in it, cartridge fuse is housed in the connector assembly, plug and lead contact pin are linked up.
The beneficial effects of the utility model are because cartridge fuse is housed in connector assembly, under the situation that supply voltage raises suddenly, can effectively protect the safe handling of electric equipment outside.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the end view of Fig. 1.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
The new type of safe plug comprises plug 1, connector assembly, and plug 1 is the copper material of open column shape, embeds on the preceding gland 4 of phenol select plastics, spring 2 is housed, plug-in mounting power connecting column 3 on the spring in the plug; Connector assembly is formed by connecting by screw by pedestal 5, preceding gland 4, rear pressing cover 6, in two cavitys are arranged, cartridge fuse 7 is housed in the cavity, cartridge fuse 7 is connected plug 1 with power connecting sheet 8; The power connecting sheet that connects lead is housed on the bonnet.
Claims (1)
1. an improved safety plug comprises plug, connector assembly, it is characterized in that, plug is an open column shape, and spring is housed in it, and cartridge fuse is housed in the connector assembly, and plug and lead contact pin are linked up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201768978U CN201556797U (en) | 2009-09-21 | 2009-09-21 | Novel secure plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201768978U CN201556797U (en) | 2009-09-21 | 2009-09-21 | Novel secure plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201556797U true CN201556797U (en) | 2010-08-18 |
Family
ID=42616486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201768978U Expired - Fee Related CN201556797U (en) | 2009-09-21 | 2009-09-21 | Novel secure plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201556797U (en) |
-
2009
- 2009-09-21 CN CN2009201768978U patent/CN201556797U/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: 20100818 Termination date: 20110921 |