CN105244705A - Multi-contact electric shock protection and waterproof safe power socket - Google Patents
Multi-contact electric shock protection and waterproof safe power socket Download PDFInfo
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- CN105244705A CN105244705A CN201510735732.XA CN201510735732A CN105244705A CN 105244705 A CN105244705 A CN 105244705A CN 201510735732 A CN201510735732 A CN 201510735732A CN 105244705 A CN105244705 A CN 105244705A
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Abstract
The invention discloses a multi-contact electric shock protection and waterproof safe power socket, comprising a shell, wherein the shell is connected with a plug connected to the mains supply, the shell is provided with at least one pair of jacks, each pair of jacks at least comprises an N-pole jack and an L-pole jack, and an N-pole metal contact elastic sheet and an L-pole metal contact elastic sheet are respectively arranged in the N-pole jack and the L-pole jack. The safe power socket is characterized in that at least one N-pole tact switch is respectively arranged on at least one side and at the bottom of the N-pole metal contact elastic sheet, and at least one L-pole tact switch is respectively arranged on at least one side and at the bottom of the L-pole metal contact elastic sheet. The safe power socket can prevent electric shock hazards caused when fingers or conductive objects are inserted into the jacks by childish curiousness or ignorance.
Description
Technical field
The present invention relates to a kind of multiconductor electric shock-prevention safety electric power plug socket.
Background technology
Along with the continuous lifting of living standard, household electrical appliance and consumer electronics product increasing, electric power plug socket becomes a part indispensable in people's life.The safety in utilization of electric power plug socket becomes more important in life, and finger or shaping claviform insert in the jack of insert row by children and child, thus the security incident causing the person to get an electric shock happens occasionally.Therefore, the power utilization environment creating a safety for family and user is the indispensable problem of electric power plug socket production firm.
Summary of the invention
The object of this invention is to provide a kind of electric power plug socket of protection against electric shock.
In order to achieve the above object, technical scheme of the present invention there is provided a kind of multiconductor protection against electric shock waterproof safety electric power plug socket, comprise housing, housing is connected with the plug for accessing civil power, housing is provided with at least one pair of jack, often pair of jack at least comprises a N pole jack and a L pole jack, N pole Metal Contact shell fragment and L pole Metal Contact shell fragment is respectively equipped with in N pole jack and L pole jack, it is characterized in that: be respectively equipped with at least one N pole touch-switch at least side of N pole Metal Contact shell fragment and bottom, at least one L pole touch-switch is respectively equipped with at least side of L pole Metal Contact shell fragment and bottom, series circuit is formed after all N poles touch-switch of often pair of jack is connected in series with all L poles touch-switch, be connected with the output of AC-DC power conversion unit after this series circuit is connected with switch element, the input of AC-DC power conversion unit communicates with plug circuit, by AC-DC power conversion unit through series circuit for switch element provides operating voltage, switch element is switched between closure state and off-state, wherein:
Only when the N pole jack of a pair jack and L pole jack are initially inserted properly, by N pole Metal Contact shell fragment and the side of L pole Metal Contact shell fragment and the deformation of bottom, all L pole touch-switchs and N pole touch-switch are closed, AC-DC power conversion unit provides operating voltage via the series circuit of conducting for switch element, switch element is in closure state, and the N pole Metal Contact shell fragment of current jack communicates with plug electricity via switch element with L pole Metal Contact shell fragment;
In other situations except being initially inserted properly except the N pole jack of a pair jack and L pole jack, N pole Metal Contact shell fragment or L pole Metal Contact shell fragment cannot trigger all L pole touch-switchs or all N poles touch-switch, AC-DC power conversion unit is via the series circuit of disconnection and the separated of switch element, switch element is in off-state, and the N pole Metal Contact shell fragment of current jack and L pole Metal Contact shell fragment are separated via switch element and plug.
Preferably, described switch element adopts relay, the control voltage input of relay is connected via the output of described series circuit with described AC-DC power conversion unit, relay has contact one, contact two, contact three, contact four, contact five and contact six, contact two and contact five are connected with two outputs of described plug respectively, contact three and contact four communicate with L pole Metal Contact shell fragment electricity with the N pole Metal Contact shell fragment of a pair jack respectively, when relay is in closure state, contact two communicates with contact three electricity, contact four communicates with contact five electricity, when relay is in off-state, contact two communicates with contact one electricity, contact five communicates with contact six electricity.
Preferably, N pole touch-switch described at least one is equipped with in the both sides of described N pole Metal Contact shell fragment; L pole touch-switch described at least one is equipped with in the both sides of described L pole Metal Contact shell fragment.
Even the limbs of people have touched the Metal Contact shell fragment of insert row provided by the invention; under the protection of N pole touch-switch or L pole touch-switch, also can not there is electric shock accidents, can prevent children from being no matter out of curiosity or young and ignorant and finger or conducting objects thing are inserted the Danger Electric shock risk produced in jack.Under the state having civil power 220V to input, the present invention can guarantee that each jack is export without alternating current before not inserting appliance plug, only have N pole jack and L pole jack to be initially inserted properly to be initially inserted properly simultaneously, when all N pole touch-switchs and L pole touch-switch all close, switch element just becomes closure state from off-state, thus with civil power 220V conducting, the present invention just has alternating current to export, so when inserting separately any jack of this insert row, switch element is all in off-state, the present invention exports without alternating current, therefore can not produce Danger Electric shock risk.
Accompanying drawing explanation
Fig. 1 is electrical schematic diagram of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is workflow diagram of the present invention.
Embodiment
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Composition graphs 1 and Fig. 2, a kind of multiconductor protection against electric shock waterproof safety electric power plug socket provided by the invention comprises AC-DC power-switching circuit, converts 220V civil power to DC5V power to electric capacity C and relay K C by AC-DC power-switching circuit.The present invention also comprises housing 10 and backing plate 11, and for a pair jack, the present invention also comprises a N pole jack and a L pole jack, is respectively equipped with N pole Metal Contact shell fragment 9 and L pole Metal Contact shell fragment 12 in N pole jack and L pole jack.N pole touch-switch K1, N pole touch-switch K3 and N pole touch-switch K2 is respectively equipped with in the both sides of N pole Metal Contact shell fragment 9 and bottom; L pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 is respectively equipped with in the both sides of L pole Metal Contact shell fragment 12 and bottom.During normal condition, touch-switch K1, N pole, N pole touch-switch K2, L pole, touch-switch K3, N pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 is in disconnection.Only when N pole jack and L pole jack are initially inserted properly, when there is deformation in N pole Metal Contact shell fragment 9 or L pole Metal Contact shell fragment 12, just trigger N pole touch-switch K1, N pole touch-switch K3 and N pole touch-switch K2 or L pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5, N pole touch-switch K1, N pole touch-switch K3 and N pole touch-switch K2 or L pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 is closed.Wherein, between N pole touch-switch K1 and N pole touch-switch K2, between N pole touch-switch K2 and N pole touch-switch K3, between L pole touch-switch K4 and L pole touch-switch K5, be connected respectively by 2P connector between L pole touch-switch K5 with L pole touch-switch K6, N pole touch-switch K3 is connected with L pole touch-switch K4 wire 13, makes touch-switch K1, N pole, N pole touch-switch K2, L pole, touch-switch K3, N pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 form a series circuit.AC-DC power conversion unit forms loop via this series circuit and relay K C.The control voltage input of relay K C is connected via the output of described series circuit with described AC-DC power conversion unit, relay K C has contact 1, contact 23, contact 34, contact 45, contact 56 and contact 67, contact 23 and contact 56 are connected with two outputs of 220V civil power respectively, and contact 34 and contact 45 communicate with N pole Metal Contact shell fragment 9 electricity with the L pole Metal Contact shell fragment 12 of a pair jack respectively.
Composition graphs 3, when two latches of appliance plug insert N pole jack and L pole jack, in the process inserted, two latch extruding N pole Metal Contact shell fragment 9 and L pole Metal Contact shell fragments 12 of appliance plug, N pole Metal Contact shell fragment 9 and L pole Metal Contact shell fragment 12 compressive deformation, thus trigger N pole touch-switch K1, N pole touch-switch K3 and touch-switch K4, L pole, L pole touch-switch K6, make it close.When two latches of appliance plug continue to be inserted into the end downwards, plug two latch is oppressed bottom N pole Metal Contact shell fragment 9 and L pole Metal Contact shell fragment 12, makes it be out of shape, thus triggers N pole touch-switch K2 and L pole touch-switch K5, makes it close.
After touch-switch K1, N pole, N pole touch-switch K2, L pole, touch-switch K3, N pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 is all closed, relay K C is in closure state, contact 23 communicates with contact 34 electricity, contact 45 communicates with contact 56 electricity, so far the present invention and civil power 220V conducting, the present invention just has alternating current to export.
When two latches of appliance plug are extracted from N pole jack and L pole jack, touch-switch K1, N pole, N pole touch-switch K2, L pole, touch-switch K3, N pole touch-switch K4, L pole touch-switch K6 and L pole touch-switch K5 disconnects successively, relay K C is in off-state, contact 23 communicates with contact 1 electricity, contact 56 communicates with contact 67 electricity, the present invention and civil power 220V disconnect, and export without alternating current.
Claims (3)
1. a multiconductor protection against electric shock waterproof safety electric power plug socket, comprise housing, housing is connected with the plug for accessing civil power, housing is provided with at least one pair of jack, often pair of jack at least comprises a N pole jack and a L pole jack, N pole Metal Contact shell fragment (9) and L pole Metal Contact shell fragment (12) is respectively equipped with in N pole jack and L pole jack, it is characterized in that: be respectively equipped with at least one N pole touch-switch at least side of N pole Metal Contact shell fragment (9) and bottom, at least one L pole touch-switch is respectively equipped with at least side of L pole Metal Contact shell fragment (12) and bottom, series circuit is formed after all N poles touch-switch of often pair of jack is connected in series with all L poles touch-switch, be connected with the output of AC-DC power conversion unit after this series circuit is connected with switch element, the input of AC-DC power conversion unit communicates with plug circuit, by AC-DC power conversion unit through series circuit for switch element provides operating voltage, switch element is switched between closure state and off-state, wherein:
Only when the N pole jack of a pair jack and L pole jack are initially inserted properly, by N pole Metal Contact shell fragment (9) and the side of L pole Metal Contact shell fragment (12) and the deformation of bottom, all L pole touch-switchs and N pole touch-switch are closed, AC-DC power conversion unit provides operating voltage via the series circuit of conducting for switch element, switch element is in closure state, and N pole Metal Contact shell fragment (9) of current jack communicates with plug electricity via switch element with L pole Metal Contact shell fragment (12);
In other situations except being initially inserted properly except the N pole jack of a pair jack and L pole jack, all L pole touch-switchs or all N poles touch-switch cannot be triggered in N pole Metal Contact shell fragment (9) or L pole Metal Contact shell fragment (12), AC-DC power conversion unit is via the series circuit of disconnection and the separated of switch element, switch element is in off-state, and N pole Metal Contact shell fragment (9) of current jack and L pole Metal Contact shell fragment (12) are separated via switch element and plug.
2. a kind of multiconductor protection against electric shock waterproof safety electric power plug socket as claimed in claim 1, it is characterized in that, described switch element adopts relay (KC), the control voltage input of relay (KC) is connected via the output of described series circuit with described AC-DC power conversion unit, relay (KC) has contact one (2), contact two (3), contact three (4), contact four (5), contact five (6) and contact six (7), contact two (3) and contact five (6) are connected with two outputs of described plug respectively, contact three (4) and contact four (5) communicate with N pole Metal Contact shell fragment (9) electricity with L pole Metal Contact shell fragment (12) of a pair jack respectively, when relay (KC) is in closure state, contact two (3) communicates with contact three (4) electricity, contact four (5) communicates with contact five (6) electricity, when relay (KC) is in off-state, contact two (3) communicates with contact one (2) electricity, contact five (6) communicates with contact six (7) electricity.
3. a kind of multiconductor protection against electric shock waterproof safety electric power plug socket as claimed in claim 1, is characterized in that, be equipped with N pole touch-switch described at least one in the both sides of described N pole Metal Contact shell fragment (9); L pole touch-switch described at least one is equipped with in the both sides of described L pole Metal Contact shell fragment (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735732.XA CN105244705B (en) | 2015-11-02 | 2015-11-02 | A kind of multiconductor protection against electric shock waterproof safety electric power plug socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735732.XA CN105244705B (en) | 2015-11-02 | 2015-11-02 | A kind of multiconductor protection against electric shock waterproof safety electric power plug socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105244705A true CN105244705A (en) | 2016-01-13 |
| CN105244705B CN105244705B (en) | 2017-11-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510735732.XA Expired - Fee Related CN105244705B (en) | 2015-11-02 | 2015-11-02 | A kind of multiconductor protection against electric shock waterproof safety electric power plug socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105244705B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591250A (en) * | 2016-02-29 | 2016-05-18 | 绍兴文理学院 | Safe socket |
| CN106848748A (en) * | 2016-12-20 | 2017-06-13 | 西安科锐盛创新科技有限公司 | A kind of electromagnetism plug and socket component |
| WO2019010614A1 (en) * | 2017-07-10 | 2019-01-17 | 胡斐凡 | Safety power outlet and power-on control method therefor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743962Y (en) * | 2004-10-30 | 2005-11-30 | 陈贵 | Socket type grounding damage line circuit breaker with reverse connecting protection function |
| CN201266742Y (en) * | 2008-09-01 | 2009-07-01 | 黄建新 | Safer active anti-electrical-shock protection power socket |
| CN103326192A (en) * | 2013-05-31 | 2013-09-25 | 陈策 | Safety socket |
| CN203589384U (en) * | 2013-11-25 | 2014-05-07 | 科博达技术有限公司 | Socket |
| CN203722015U (en) * | 2014-02-13 | 2014-07-16 | 珠海格力电器股份有限公司 | Power supply plug-in component |
-
2015
- 2015-11-02 CN CN201510735732.XA patent/CN105244705B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2743962Y (en) * | 2004-10-30 | 2005-11-30 | 陈贵 | Socket type grounding damage line circuit breaker with reverse connecting protection function |
| CN201266742Y (en) * | 2008-09-01 | 2009-07-01 | 黄建新 | Safer active anti-electrical-shock protection power socket |
| CN103326192A (en) * | 2013-05-31 | 2013-09-25 | 陈策 | Safety socket |
| CN203589384U (en) * | 2013-11-25 | 2014-05-07 | 科博达技术有限公司 | Socket |
| CN203722015U (en) * | 2014-02-13 | 2014-07-16 | 珠海格力电器股份有限公司 | Power supply plug-in component |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591250A (en) * | 2016-02-29 | 2016-05-18 | 绍兴文理学院 | Safe socket |
| CN106848748A (en) * | 2016-12-20 | 2017-06-13 | 西安科锐盛创新科技有限公司 | A kind of electromagnetism plug and socket component |
| WO2019010614A1 (en) * | 2017-07-10 | 2019-01-17 | 胡斐凡 | Safety power outlet and power-on control method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105244705B (en) | 2017-11-28 |
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