CN203839621U - Non-contact type safety socket in direct current power distribution network - Google Patents

Non-contact type safety socket in direct current power distribution network Download PDF

Info

Publication number
CN203839621U
CN203839621U CN201420243524.9U CN201420243524U CN203839621U CN 203839621 U CN203839621 U CN 203839621U CN 201420243524 U CN201420243524 U CN 201420243524U CN 203839621 U CN203839621 U CN 203839621U
Authority
CN
China
Prior art keywords
socket
diode
controlled switch
full gate
circuit
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
Application number
CN201420243524.9U
Other languages
Chinese (zh)
Inventor
徐鸿
邱文彬
郭小花
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd
Original Assignee
ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd filed Critical ANHUI ZHONGJIA ZHIRUI TECHNOLOGY Co Ltd
Priority to CN201420243524.9U priority Critical patent/CN203839621U/en
Application granted granted Critical
Publication of CN203839621U publication Critical patent/CN203839621U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a non-contact type safety socket in a direct current power distribution network. The non-contact type safety socket comprises a socket primary side and a socket secondary side; the socket primary side and the socket secondary side are separated from each other; the socket primary side comprises a primary-side shell and a primary-side circuit, wherein the primary-side circuit is arranged in the primary-side shell; the socket secondary side includes a secondary-side shell and a secondary-side circuit; a primary-side coil L1 contained in the primary-side circuit and a secondary-side coil L2 contained in the secondary-side circuit can form a high-frequency transformer, so that non-contact electrical energy transmission can be realized. With the non-contact type safety socket in the direct current power distribution network of the utility model adopted, a user will not get an electric shock because that the user touches a metal conductor when operating a plug and the socket, and a child will not get an electric shock because that the child touches a metal conductor. Thus, the non-contact type safety socket has the advantages of high safety and high reliability.

Description

Contactless safety socket in DC distribution net
Technical field
The utility model relates to a kind of socket, contactless safety socket in especially a kind of DC distribution net.
Background technology
Supply socket, is commonly called as socket, claims again combined socket and switch, has referred to the insertable seat of one or more circuit connections, by it, can insert various wiring, is convenient to connect with other circuit.Supply socket is that the electric equipment of power interface is provided for household electrical appliance, is also in design of residence, to use more electrical accessory, and it and people's life have very close relationship.In the use procedure of supply socket, usually cause physical electrical shock fire protection and electrical fire accident, to personal safety as well as the property safety, bring major hidden danger.
In current family's power distribution network, conventional common socket comprises the metallic conduction sheet in housing and housing, by metallic conduction sheet, switches on power.Although this common socket switch simple and durable, but to have a most important problem be socket by be conducting metal directly contact carry out electric energy transmitting, and plug generally has two ferrule outside exposed, during grafting, finger may touch ferrule, in jack, also there is in addition the sheet metal of conduction, so just have potential safety hazard.(1) socket itself is exposed to metal intermediate plate in air, has Danger Electric shock risk; (2) socket, in plug process, is pointed easily and Metal Contact, exists the danger, the especially family that are electrically shocked to have in child's situation; (3), when hot plug, easily socket is produced and damaged.
Utility model content
The utility model is the weak point existing in above-mentioned prior art for avoiding, and contactless safety socket in a kind of DC distribution net is provided, and has the problem of Danger Electric shock risk while plugging socket plug to solve.
The utility model be technical solution problem by the following technical solutions.
Contactless safety socket in DC distribution net, its design feature is, comprises the former limit of socket and socket secondary, the former limit of described socket and described socket secondary arrange in the mode being separated from each other; The former limit of described socket comprises former limit housing and former limit circuit, within described former limit circuit is arranged at described former limit housing; Described socket secondary comprises secondary housing and secondary circuit; Between the secondary coil L2 that the primary coil L1 that described former limit circuit comprises and described secondary circuit comprise, form high frequency transformer to realize contact-less power transmission.In DC distribution net of the present utility model, the design feature of contactless safety socket is also:
Described former limit circuit also comprises hand switch S, fuse FUSE, full gate-controlled switch V1~V4; Described full gate-controlled switch V1~V4 is P-channel enhancement type isolated gate FET; The drain electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V4, the drain electrode of described full gate-controlled switch V1 is also connected with one end of described fuse FUSE, the other end of described fuse FUSE is connected with one end of described hand switch S, and the other end of described hand switch S is connected with the on high-tension side positive pole of DC distribution net; The source electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V3, and the source electrode of described full gate-controlled switch V4 is connected with the drain electrode of described full gate-controlled switch V2; The source electrode of described full gate-controlled switch V3 is connected on the on high-tension side negative pole of DC distribution net after being connected with the source electrode of described full gate-controlled switch V2; One end of described primary coil L1 is connected between the source electrode of described full gate-controlled switch V1 and the drain electrode of described full gate-controlled switch V3, between the source electrode of the full gate-controlled switch V2 of the other end and the drain electrode of described full gate-controlled switch V4 of described primary coil L1.
Described secondary circuit also comprises diode D1~D4 and capacitor C; Described diode D1~D4 is power diode; The positive pole of described diode D1 is connected with the negative pole of described diode D3, the negative pole of described diode D1 is connected with the negative pole of described diode D4, the positive pole of described diode D4 is connected with the negative pole of described diode D2, and the positive pole of described diode D2 is connected with the positive pole of described diode D3; One end of described capacitor C is connected with the negative pole of described diode D4, and the other end of described capacitor C is connected with the positive pole of described diode D2; One end of described secondary coil L2 is connected with the positive pole of described diode D1, and the other end of described secondary coil L2 is connected with the negative pole of described diode D2; Load Z is connected in parallel on the two ends of described capacitor C.
Compared with the prior art, the utility model beneficial effect is embodied in:
Contactless safety socket in DC distribution net of the present utility model, for DC distribution net family, use, because socket is divided into two parts, two parts all do not have metallic conductor outside exposed, between these two parts, by coil, carry out contact-less power transmission, thereby make the socket secondary of open loop operation avoid Danger Electric shock risk, improved the security reliability of family's socket, thereby also avoided children to touch the problem that socket gets an electric shock.
Contactless safety socket in DC distribution net of the present utility model, there is contacting metal conductor in the time of can avoiding operating plugs and sockets and get an electric shock, avoid children to touch metallic conductor and get an electric shock, security reliability advantages of higher.
Accompanying drawing explanation
Fig. 1 is the circuit diagram reason figure on the former limit of socket of contactless safety socket in DC distribution net of the present utility model.
Fig. 2 is the circuit diagram reason figure of the socket secondary of contactless safety socket in DC distribution net of the present utility model.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1 and Fig. 2, contactless safety socket in DC distribution net, it comprises the former limit of socket and socket secondary, the former limit of described socket and described socket secondary arrange in the mode being separated from each other; The former limit of described socket comprises former limit housing and former limit circuit, within described former limit circuit is arranged at described former limit housing; Described socket secondary comprises secondary housing and secondary circuit; Between the secondary coil L2 that the primary coil L1 that described former limit circuit comprises and described secondary circuit comprise, form high frequency transformer to realize contact-less power transmission.Described former limit circuit also comprises hand switch S, fuse FUSE, full gate-controlled switch V1~V4; Described full gate-controlled switch V1~V4 is P-channel enhancement type isolated gate FET; The drain electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V4, the drain electrode of described full gate-controlled switch V1 is also connected with one end of described fuse FUSE, the other end of described fuse FUSE is connected with one end of described hand switch S, and the other end of described hand switch S is connected with the on high-tension side positive pole of DC distribution net; The source electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V3, and the source electrode of described full gate-controlled switch V4 is connected with the drain electrode of described full gate-controlled switch V2; The source electrode of described full gate-controlled switch V3 is connected on the on high-tension side negative pole of DC distribution net after being connected with the source electrode of described full gate-controlled switch V2; One end of described primary coil L1 is connected between the source electrode of described full gate-controlled switch V1 and the drain electrode of described full gate-controlled switch V3, between the source electrode of the full gate-controlled switch V2 of the other end and the drain electrode of described full gate-controlled switch V4 of described primary coil L1.
Described secondary circuit also comprises diode D1~D4 and capacitor C; Described diode D1~D4 is power diode; The positive pole of described diode D1 is connected with the negative pole of described diode D3, the negative pole of described diode D1 is connected with the negative pole of described diode D4, the positive pole of described diode D4 is connected with the negative pole of described diode D2, and the positive pole of described diode D2 is connected with the positive pole of described diode D3; One end of described capacitor C is connected with the negative pole of described diode D4, and the other end of described capacitor C is connected with the positive pole of described diode D2; One end of described secondary coil L2 is connected with the positive pole of described diode D1, and the other end of described secondary coil L2 is connected with the negative pole of described diode D2; Load Z is connected in parallel on the two ends of described capacitor C.
Contactless safety socket in DC distribution net of the present utility model, in Ke family DC distribution net, by reach the effect of non-contact type socket electric energy transmitting with high frequency transformer, external without metallic conductor, switch both sides are without any need for electrical connection, the potential safety hazard of having avoided traditional metal to cause.
Non-contact switch socket is comprised of two parts: the former limit of socket and socket secondary.The high-pressure side of the former edge joint DC distribution of socket net, its former limit by the full phase bridge joint of H high frequency transformer forms as shown in Figure 1.In Fig. 1, S is hand switch, and FUSE is fuse, and V1~V4 is full gate-controlled switch.
As shown in Figure 2, socket secondary open loop operation, does not need to add extra control circuit to the circuit diagram of socket secondary, with former limit also without any need for electrical connection.In Fig. 2, D1~D4 is power diode, and C is electric capacity.
Contactless safety socket in DC distribution net of the present utility model, for DC distribution net family, use, for safety type non-contact type socket, this socket in use no longer conducts electricity by Metal Contact, there is not the potential safety hazard of this respect, because do not have metallic conductor outside exposed, there is not the situation that shock hazard occurs yet, it is a kind of brand-new safety switch, because this thought is to belong to original type mentality of designing, and former secondary is without any connection on electric, application is protected the design's method and thought, allly in the same or analogous method for designing of the method, all belong to this and pass sharp protection range.

Claims (3)

1. contactless safety socket in DC distribution net, is characterized in that, comprises the former limit of socket and socket secondary, and the former limit of described socket and described socket secondary arrange in the mode being separated from each other; The former limit of described socket comprises former limit housing and former limit circuit, within described former limit circuit is arranged at described former limit housing; Described socket secondary comprises secondary housing and secondary circuit; Between the secondary coil L2 that the primary coil L1 that described former limit circuit comprises and described secondary circuit comprise, form high frequency transformer to realize contact-less power transmission.
2. contactless safety socket in DC distribution net according to claim 1, is characterized in that, described former limit circuit also comprises hand switch S, fuse FUSE, full gate-controlled switch V1~V4; Described full gate-controlled switch V1~V4 is P-channel enhancement type isolated gate FET; The drain electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V4, the drain electrode of described full gate-controlled switch V1 is also connected with one end of described fuse FUSE, the other end of described fuse FUSE is connected with one end of described hand switch S, and the other end of described hand switch S is connected with the on high-tension side positive pole of DC distribution net; The source electrode of described full gate-controlled switch V1 is connected with the drain electrode of described full gate-controlled switch V3, and the source electrode of described full gate-controlled switch V4 is connected with the drain electrode of described full gate-controlled switch V2; The source electrode of described full gate-controlled switch V3 is connected on the on high-tension side negative pole of DC distribution net after being connected with the source electrode of described full gate-controlled switch V2; One end of described primary coil L1 is connected between the source electrode of described full gate-controlled switch V1 and the drain electrode of described full gate-controlled switch V3, between the source electrode of the full gate-controlled switch V2 of the other end and the drain electrode of described full gate-controlled switch V4 of described primary coil L1.
3. contactless safety socket in DC distribution net according to claim 1, is characterized in that, described secondary circuit also comprises diode D1~D4 and capacitor C; Described diode D1~D4 is power diode; The positive pole of described diode D1 is connected with the negative pole of described diode D3, the negative pole of described diode D1 is connected with the negative pole of described diode D4, the positive pole of described diode D4 is connected with the negative pole of described diode D2, and the positive pole of described diode D2 is connected with the positive pole of described diode D3; One end of described capacitor C is connected with the negative pole of described diode D4, and the other end of described capacitor C is connected with the positive pole of described diode D2; One end of described secondary coil L2 is connected with the positive pole of described diode D1, and the other end of described secondary coil L2 is connected with the negative pole of described diode D2; Load Z is connected in parallel on the two ends of described capacitor C.
CN201420243524.9U 2014-05-13 2014-05-13 Non-contact type safety socket in direct current power distribution network Expired - Fee Related CN203839621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420243524.9U CN203839621U (en) 2014-05-13 2014-05-13 Non-contact type safety socket in direct current power distribution network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420243524.9U CN203839621U (en) 2014-05-13 2014-05-13 Non-contact type safety socket in direct current power distribution network

Publications (1)

Publication Number Publication Date
CN203839621U true CN203839621U (en) 2014-09-17

Family

ID=51517421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420243524.9U Expired - Fee Related CN203839621U (en) 2014-05-13 2014-05-13 Non-contact type safety socket in direct current power distribution network

Country Status (1)

Country Link
CN (1) CN203839621U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103956618A (en) * 2014-05-13 2014-07-30 安徽中家智锐科技有限公司 Non-contact type safety socket in direct current power distribution network

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103956618A (en) * 2014-05-13 2014-07-30 安徽中家智锐科技有限公司 Non-contact type safety socket in direct current power distribution network

Similar Documents

Publication Publication Date Title
CN104578346A (en) Safe double-oblong-core electric energy coupling middle end
CN104348139A (en) Safe energy-saving power supply
CN203839621U (en) Non-contact type safety socket in direct current power distribution network
CN104600518A (en) Anti-electric-shock power socket
CN204012014U (en) A kind of socket of new structure
CN103956618A (en) Non-contact type safety socket in direct current power distribution network
CN203690624U (en) Socket
CN207490157U (en) Plug and socket
CN202616772U (en) Automatic identification and switching circuit for zero line and live wire of alternating currents
CN204088780U (en) Extinguishing arc type plugs and sockets
CN204633622U (en) Mobile terminal device power supply adaptor
CN204012650U (en) Single phase poaer supply prevention of electric shock device
CN202004182U (en) Universal serial bus (USB) interface with miniature trigger switch
CN204216573U (en) A kind of energy-saving safe power supply
CN203104082U (en) UPS (uninterrupted power supply) device for electrical switch-on circuit of high-voltage relay switch
CN203180763U (en) A charging and discharging circuit used at the input end of the primary coil of a boosting transformer
CN202469701U (en) Desk lamp adopting non-conductor contact electric-energy transmission technology
CN106785724A (en) Two hole power sockets
CN204993292U (en) Household appliance
CN205039341U (en) Wireless power transmission supply socket
CN205051378U (en) Can prevent charger that cell -phone excessively charges
WO2019042254A1 (en) Electric leakage resistance circuit, two-pin charger, electric leakage resistance charging method, and computer readable storage medium
CN205543374U (en) Power receptacle of many interfaces safety
CN110297453B (en) Intelligent induction control socket and intelligent control method
CN201918596U (en) Rotary type socket

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140917

Termination date: 20170513

CF01 Termination of patent right due to non-payment of annual fee