CN201490483U - Surge proof protective socket - Google Patents
Surge proof protective socket Download PDFInfo
- Publication number
- CN201490483U CN201490483U CN2009201730595U CN200920173059U CN201490483U CN 201490483 U CN201490483 U CN 201490483U CN 2009201730595 U CN2009201730595 U CN 2009201730595U CN 200920173059 U CN200920173059 U CN 200920173059U CN 201490483 U CN201490483 U CN 201490483U
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- CN
- China
- Prior art keywords
- box body
- socket
- surge
- electrode
- piezo
- 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 - Lifetime
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- Emergency Protection Circuit Devices (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a surge proof protective socket, which comprises a surge protection device and a socket, wherein the surge protection device is arranged in a box body provided with a pull ring, one side wall of the box body is a movable cover, and the lower part of the box body is provided with conductive plug pins; a groove matched with the box body is arranged on the socket and conductive plug mouths corresponding to the conductive plug pins are arranged in the groove; the box body is embedded in the groove of the socket and the conductive plug pins are plugged in the conductive plug mouths; and the surge protection device is communicated with fire line electrode, a zero line electrode and a grounding line electrode through the conductive plug pins of the box body and the conductive plug mouth in the groove. The surge proof protective socket has the advantages of good surge proof effect, safe and convenient use and easy detachment and installation.
Description
Technical field
The utility model relates to the supply socket field, relates in particular to a kind of supply socket with anti-surge function of current.
Background technology
Present existing supply socket, comprise fixed supply socket and portable supply socket, its structure all comprises an insulated receptacle, offer the jack that is complementary with plug on the socket, be respectively equipped with firewire electrode, zero wire electrode and ground line electrode with a corresponding position of jack in the socket, be connected in parallel between each homonymy electrode.Live wire, zero line, the ground wire of extraneous power supply are connected to firewire electrode, zero wire electrode and the ground line electrode of socket respectively during use, in use, reason such as become, ground connection is wrong because of thunderbolt, lightning induction, connection switch, static discharge, electric power are defeated and all can produce surge current, because surge current is far longer than the stable state input current, this surge current enters electrical appliance by socket, can cause damage to electrical appliance.
The utility model content
The purpose of this utility model is to overcoming the above problems; a kind of anti-surge protection socket that has is provided; the anti-surge of this socket is effective, can absorb the surge current between live wire and the zero line effectively, and the surge current between live wire and the ground wire is also had good assimilation effect.
The technical problem that the utility model solved is achieved through the following technical solutions:
A kind of anti-surge protection socket comprises surge protective device and socket, and surge protective device is arranged in the box body, and box body is provided with draw ring, and the sidewall of box body is a removable cover, and the bottom of box body is provided with conductive base pin; Socket is provided with the groove that is complementary with box body, offers in the groove with the corresponding conduction of conductive base pin to interrupt; Box body embeds in the groove of socket, in conductive base pin insertion conduction is interrupted; Conductive base pin and conduction groove in of surge protective device by box body interrupted and is connected with firewire electrode, zero wire electrode and ground line electrode in the socket.
Further, described surge protective device comprises the series circuit that is in series by two piezo-resistance MOV1, MOV2, the two ends of described two piezo-resistance MOV1, MOV2 are connected between live wire L and the zero wire electrode N, the serial connection point of two piezo-resistance MOV1, MOV2 is connected to ground line electrode E, and also is in series with discharge tube GDT between the serial connection point of described two piezo-resistance MOV1, MOV2 and the ground line electrode E; Be in series with fuse F1 between a described piezo-resistance MOV1 and the firewire electrode L, also be in series with fuse F2 between another piezo-resistance MOV2 and zero wire electrode N.
The utility model has used two piezo-resistances, be connected in series in respectively between firewire electrode and zero wire electrode, firewire electrode and the ground line electrode, this piezo-resistance can not only absorb the surge current of firewire electrode and zero wire electrode effectively, also can absorb the surge current of firewire electrode and ground line electrode effectively; Also be in series with fuse respectively for improving fail safe at two piezo-resistance two ends; This surge protective device is installed in the box body, and this box body has also designed especially to be convenient to install, and the draw ring of dismounting can take off when this surge protective device breaks down or is damaged at any time, and searches maintenance by the removable cover of side.The utility model is prevented the effective of surge, can protect electrical appliance effectively, reduces economic loss.
Description of drawings
Fig. 1 is the novel structural representation of this use;
Fig. 2 is a circuit structure schematic diagram of the present utility model;
The figure number explanation: 1 box body, 2 grooves, 3 draw rings, 4 removable covers, 5 conductive base pins, 6 conductions are interrupted 7 sockets, 8 jacks.
Embodiment
The invention will be further described below in conjunction with specific embodiment, but the present invention is not limited to following examples.
Embodiment
As Fig. 1 circuit structure schematic diagram of the present utility model and shown in Figure 2, a kind of anti-surge protection socket, comprise surge protective device and socket 7, offer the jack 8 that is complementary with plug in the socket 7, position corresponding with each jack 8 in the socket 7 is respectively equipped with firewire electrode L, zero wire electrode N and ground line electrode E, each homonymy electrode parallel connection, the socket 7 outer box bodys 1 that are provided with, surge protective device is installed in the box body 1, this surge protective device comprises two piezo-resistance MOV1, MOV2 is connected in series, two piezo-resistance MOV1, the circuit two ends that MOV2 is connected in series are connected between live wire L and the zero wire electrode N, two piezo-resistance MOV1, the serial connection point of MOV2 is connected to ground line electrode E, two pressure-sensitive electrode MOV1, be in series with discharge tube GDT between the serial connection point of MOV2 and the ground line electrode E; Be in series with fuse F1 between a firewire electrode L and the piezo-resistance MOV1, and also be in series with fuse F2 between zero wire electrode N and another piezo-resistance MOV2; Surge protective device is installed in the box body 1, the upper surface of box body 1 is provided with a draw ring 3, and the side of box body 1 is provided with a removable cover 4, the bottom of box body 1 is provided with conductive base pin 5, socket 7 is provided with the groove 2 that is complementary with box body 1, have the conduction corresponding with pin 5 in the groove 2 and interrupt 6, box body 1 embeds in the groove 2 of socket, conductive base pin 5 is inserted conduction interrupt in 6; Surge protective device by box body 1 conductive base pin 5 and the conductions in the groove 2 interrupt 6 with socket 7 in firewire electrode, zero wire electrode and line electrode be connected.
Anti-surge circuit of the present utility model adopts two piezo-resistances, can effectively absorb surge current, has well anti-surge effect, and be respectively arranged with fuse in surge protective device, can effectively ensure the safe in utilization of socket.The draw ring 3 that box body 1 of the present utility model is provided with removable cover 4 and can pulls; dismantle maintenance, to change surge protection circuit very convenient; as long as mentioning draw ring extracts box body in the groove 2 of supply socket 7; open removable cover 4; surge protective device is pulled down, new surge protective device is installed just can again.
Claims (2)
1. an anti-surge is protected socket, comprise surge protective device and socket, it is characterized in that: described surge protective device is arranged in the box body (1), described box body (1) is provided with draw ring (3), and the sidewall of box body (1) is a removable cover (4), and the bottom of described box body (1) is provided with conductive base pin (5); Described socket (7) is provided with the groove (2) that is complementary with box body (1), offers in the groove (2) and the corresponding conduction of conductive base pin (5) interrupt (6); Described box body (1) embeds in the groove (2) of socket (7), conductive base pin (5) is inserted conduction interrupt in (6); Described surge protective device by box body (1) conductive base pin (5) and the conduction in the groove (2) interrupt firewire electrode in (6) and the socket (7), zero wire electrode and line electrode be connected.
2. a kind of anti-surge protection socket according to claim 1, it is characterized in that: described surge protective device comprises the series circuit that is in series by two piezo-resistance MOV1, MOV2, the two ends of described two piezo-resistance MOV1, MOV2 are connected between live wire L and the zero wire electrode N, the serial connection point of two piezo-resistance MOV1, MOV2 is connected to ground line electrode E, and also is in series with discharge tube GDT between the serial connection point of described two piezo-resistance MOV1, MOV2 and the ground line electrode E; Be in series with fuse F1 between a described piezo-resistance MOV1 and the firewire electrode L, also be in series with fuse F2 between another piezo-resistance MOV2 and zero wire electrode N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201730595U CN201490483U (en) | 2009-09-03 | 2009-09-03 | Surge proof protective socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201730595U CN201490483U (en) | 2009-09-03 | 2009-09-03 | Surge proof protective socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201490483U true CN201490483U (en) | 2010-05-26 |
Family
ID=42429350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201730595U Expired - Lifetime CN201490483U (en) | 2009-09-03 | 2009-09-03 | Surge proof protective socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201490483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730774A (en) * | 2013-09-29 | 2014-04-16 | 香镜昌 | Remote control tempered glass panel switch socket based on mobile communication |
| CN108493671A (en) * | 2018-04-26 | 2018-09-04 | 沈明芳 | A kind of plug external member for plug |
-
2009
- 2009-09-03 CN CN2009201730595U patent/CN201490483U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730774A (en) * | 2013-09-29 | 2014-04-16 | 香镜昌 | Remote control tempered glass panel switch socket based on mobile communication |
| CN108493671A (en) * | 2018-04-26 | 2018-09-04 | 沈明芳 | A kind of plug external member for plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |
|
| CX01 | Expiry of patent term |