CN103682757B - Safety device for electrical socket - Google Patents

Safety device for electrical socket Download PDF

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Publication number
CN103682757B
CN103682757B CN201310416259.XA CN201310416259A CN103682757B CN 103682757 B CN103682757 B CN 103682757B CN 201310416259 A CN201310416259 A CN 201310416259A CN 103682757 B CN103682757 B CN 103682757B
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China
Prior art keywords
shut
block
pair
main body
opening
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Application number
CN201310416259.XA
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Chinese (zh)
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CN103682757A (en
Inventor
L·托恩罗
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Vimar SpA
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Vimar SpA
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Filing date
Publication date
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Publication of CN103682757A publication Critical patent/CN103682757A/en
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/44—Means for preventing access to live contacts
    • H01R13/447—Shutter or cover plate
    • H01R13/453—Shutter or cover plate opened by engagement of counterpart
    • H01R13/4534—Laterally sliding shutter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
    • H01R24/78—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall with additional earth or shield contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
    • H01R27/02—Coupling parts adapted for co-operation with two or more dissimilar counterparts for simultaneous co-operation with two or more dissimilar counterparts

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

One kind is used for the safety device (30) of electrical socket (1), it is designed between the main body (10) for the electric contact for accommodating electrical socket and between the lid (20) for the phase close to electrical socket and at least one pair of opening (21) of neutral electric contact, including shut-off block (60), shut-off block is promoted by elastic device (61), with occlusion of openings under normal circumstances so as to prevent close to electric contact, and shut-off block is spaced from the opening when can be in the pin insertion opening of plug, but do not removed when foreign matter is only inserted one of opening from the pair of opening, shut-off block is separated and is arranged in swing main body (50) relative to each other, swing main body is swung when can be on the only one shut-off block in these shut-off blocks that thrust is applied through one of opening of the lid around the axis X X medially arranged relative to shut-off block, to avoid shut-off block relative to any movement of the blocking position of opening.

Description

Safety device for electrical socket
Technical field
The purpose of the present invention is for electrical socket, is particularly suitable for multi-standard socket (i.e., it is adaptable to receive and be based on various countries The different types of plug of standard) safety device.
Background technology
Safety device for electrical socket must allow in the groove of corresponding plug insertion socket, to be electrically connected, But it must prevent close to (access to) these grooves, thus prevent foreign matter close to the contact of powered (live), for example, rush plug-in unit (punch) situation of a groove of insertion socket.
Therefore, using the shut-off block being arranged in the main body of socket, to block (occlude under normal circumstances Normally) close to contact terminals part (contact terminal) hole, and resist the effect of elastic device and move, so that The pin of plug is allowed to insert.
(power for being for example somebody's turn to do " imbalance " is probably to insert close to socket to the power of " imbalance " that acts on shut-off block The power of foreign matter in one hole) part movement will not be successfully turned off, this is used as the protection to electric contact below.
Existing shut-off block is generally made as integrated component and is designed for the electrical socket of each standard.
Multi-standard socket (except the phase with various structures and neutral slot (phase and neutral cells) it In the case that there is the ground slot that alternatively sets of center line along foregoing phase and neutral slot outside), it is known that shut-off block lead to Can not often be used, because it is known that shut-off block will occupy socket intermediate region part, from without allowing various standards Grounding pin insertion.
Document FR-2.826.787A1 describes the closing system for electrical socket, and the closing system is applied to be arranged in appearance Receive between the main body of electric contact and the lid with a pair of openings close to the electric contact of socket, wherein shut-off block is by so Structure constitute, the structure is divided into two along the plane through (connecting the pair of opening close to electric contact) center line Point.Two parts of shut-off block be hooked in each other together, among each other slide and belonging to the same structure of shut-off block Swing and be arranged in mid-plane on fulcrum axis, the mid-plane is passed through in the pair of opening perpendicular to foregoing The plane of line.Due to this two-part structure, it is impossible to the region between two openings is avoided connecing for the socket of various standards The insertion of ground pin.
The content of the invention
The purpose of the present invention is the shortcoming for eliminating or at least reducing prior art.
Especially, it is an object of the invention to provide the safety device for electrical socket, the safety device is very reliable And with simple design.
It is a further object of the present invention to provide this safety device for being applicable to practically multi-standard socket.
These and other purposes are realized by safety arrangement in accordance with the present invention.A kind of safety device for electrical socket, The safety device is designed between the main body of the electric contact for accommodating the electrical socket and with for close to the electric mortiser Between the lid of the phase contact of seat and at least one pair of opening of neutral contact, the safety device includes a pair of shut-off blocks and a bullet Property device, the pair of shut-off block can prevent the blocking close to the electric contact blocking at least one pair of described opening Position and leave at least one pair of described opening and leave motion, the bullet between position with allow that the pin of plug is inserted Property device promote the pair of shut-off block to be allowed to be in its blocking position, the pair of shut-off block is arranged in single swing In main body, the main body that swings has two opposite sides for carrying crest shape, and described two opposite sides are in following branch support group Medially arranged at the corresponding opposite sides in portion, the swing main body can pass through at least one pair of described in the lid in thrust An opening in opening is swung when being applied on the only one shut-off block in these shut-off blocks around axis of oscillation, described A pair of shut-off blocks are separated by an idle intermediate region, so as to a shut-off block relative to another shut-off block not by about Beam, each shut-off block blocks a corresponding opening under normal circumstances, and the axis of oscillation for swinging main body is medially The center line of the elongated open in the swing main body is arranged between the pair of shut-off block and passes through, paired opens Mouth be respectively provided at it is described swing main body and following support base in, be in alignment with each other and with described in the lid at least one pair of be open Alignment, in the support base, a pair of convex portions are arranged adjacent to the paired opening, and with being located in the swing main body The alignment of corresponding hole, so as to when the swing main body is in obliquity, a convex portion in the convex portion is through correspondence The interference of Kong Bingyu corresponding shut-off blocks, so as to prevent the corresponding shut-off block movement, a pair of convex portions are located at the lid Inner side, at least one pair of neighbouring described opening, and be designed to mutually disturb with corresponding shut-off block, so as to prevent the correspondence Shut-off block movement.
Generally, safety arrangement in accordance with the present invention includes support base, swings main body and a pair of shut-off blocks, close portion Part is relative to each other entirely without limitation, suitable for blocking the hole close to phase and neutral slot.
Support base and swing main body all have multiple holes, and the shape in hole changes according to the socket of multiple standards.
More specifically, generally setting：A pair of symmetrical holes, the phase and neutrality that hole is shaped to receiving various criterion is inserted Pin (phase and neutral pins)；With the wide middle window shape part for different grounding pins.
Each shut-off block is arranged to avoid the intermediate region of socket completely, to allow the grounding pin of various criterion certainly Approached by ground.
The shape of shut-off block has the inclined plane of direction of insertion along pin, so as to inclined plane resistance elasticity dress The effect put causes the movement of shut-off block.
If apply on a shut-off block in two shut-off blocks thrust (for instance it can be possible that such situation, its The insertion of middle foreign matter is corresponding to mutually or in a hole of neutral slot), then swing main body swung around medial axis and by point Shut-off block is not prevented to move in support base and the convex portion covered.
Brief description of the drawings
With reference to (only by the non-limiting examples being shown in the drawings) one embodiment, retouched in detail by following State, other features of the invention will be apparent, in the accompanying drawings：
Fig. 1 is the perspective schematic view for the Multi-purpose power socket for being combined with safety arrangement in accordance with the present invention；
Fig. 2 is the decomposition view of the component of safety device；
Fig. 3 is the view of the safety device assembled；
Fig. 4 is the sectional view of the safety device provided with lid along line IV-IV Fig. 3 intercepted；
Fig. 5 is the partial section view along Fig. 4 line V-V interceptions；
Fig. 6 is analogous to Fig. 4 sectional view, wherein inclined swing main body prevents shut-off block from moving；
Fig. 7 is the perspective view viewed from above of safety arrangement in accordance with the present invention, wherein it is inclined to swing main body；
Fig. 8 is imaginary schematic diagram, wherein on the inside of lid from following shut-off block, so as to show when swing main body incline Convex portion hinders the movement of shut-off block when tiltedly；
Fig. 9 to 12 is schematic diagram, shows that various types of plugs can be with many marks provided with safety arrangement in accordance with the present invention Quasi- socket is coupled.
Embodiment
With reference to these accompanying drawings, and with specific reference now to Fig. 1, reference 1 is represented to be provided with and filled according to the safety of the present invention The multi-standard socket put, herein the safety device will be described in detail below.
Socket 1 includes：Generally box-like accommodating portion 10, (is applied to receive the pin of a variety of plugs or inserts wherein accommodating Mouthful) groove and electric contact；Lid 20, it carries the device for being arranged on socket 1 in the framework of supporting module electrical equipment 27.More specifically, socket 1 occupies modularization (modular) electrical equipment (electrical of these serial (series) Apparatus two modules (module) in).
Represented with reference 30, safety arrangement in accordance with the present invention is especially shown in figs. 2 and 3, and is arranged Up closed in box part 10, and by lid 20.
Safety device mainly includes support base 40, swings main body 50 and a pair of shut-off blocks 60.
Support base 40 and swing main body 50 all have corresponding paired opening 41,51 at neighbouring side, in the reality Example split shed 41,51 is general rectangular, and is arranged to be in alignment with each other.The phase and neutral terminal part (phase and of multiple standards Neutral terminals) groove to be positioned at these openings following, for clarity and because themselves is considered as Known, these grooves are not shown in the accompanying drawings.
Corresponding elongated open 42,52 is located in the center section of base portion 40 and the center section for swinging main body 50, upper State between paired opening 41,51, and perpendicular to the neighbouring side of opening 41,51, actually led in base portion 40 and swinging Extend between two opposite sides of body 50.
The groove of the grounding terminals part of the multiple standards of socket is positioned at the elongated open 42,52, and (they are also configured to that This alignment) below.
Accordingly, the arrangement that a pair of openings 21 is formed in lid 20, alignd with above-mentioned opening 41,51, and be shaped as The pin of the plug of multiple standards can be accommodated, and elongated open 22 is alignd with above-mentioned opening 42,52, and be shaped as accommodating The grounding pin of the plug of multiple standards.
Swinging main body 50 has two opposite sides 53, and opposite side 53 has crest shape (cusp shape), and it is in support Medially arranged at the corresponding opposite side 43 of base portion 40, to be swung around axis X-X (referring particularly to Fig. 7), the axis Through the center line of the elongated open 42-52.
Shut-off block 60 is arranged in swing main body 50, and to be covered in following hole 51, wherein shut-off block is corresponding Spring 61 is promoted, and spring 61 is arranged to around corresponding bar 62 and between shut-off block and corresponding small relative wall 54 Work, wall 54 is located in swing main body and provided with corresponding hole 55, and above-mentioned bar 62 is slided in hole 55.
Shut-off block 60 has wedge shape, and wedge shape has the correspondingly shaping in the top of lid 20 towards (turned towards) Opening 21 inclined upper wall 63.
Convex portion 46 two small is located in support base 40, behind above-mentioned opening 41, be arranged to and corresponding hole 56 Alignment, hole 56 is formed in main body 50 is swung, behind above-mentioned opening 51.
The height residing when swing main body 50 is complete plane of convex portion 46 is less than opening 56, but leads swing suitable for working as Body is inserted when swinging in one direction or along another (in the other) direction in these openings.
Two other convex portions 26 are located at the inner side of lid 20 (referring particularly to Fig. 8), and fully horizontal position is in when swinging main body 50 Height when putting residing for convex portion 26 is higher than shut-off block 60, but working as makes swing main body in one direction or other (in the Other disturbed when) direction is swung with these shut-off blocks, as will be described in more detail herein below.
Show when plug insertion socket 1 cross-sectional schematic of Figure 4 and 5, safety arrangement in accordance with the present invention it is appropriate Function.
In Fig. 4, the arrow of both sides represents mutually to insert in the opening 21 of a pair of shapings of lid 20 with neutral pin, close portion Part 60 is arranged in below opening 21, and middle arrow is represented in the middle opening 22 of grounding pin insertion lid, middle opening 22 Freely connected with following opening 52,42, opening 52,42 is being swung in main body 50 and support base 40 respectively.
The symmetrical thrust applied by the pin of plug means to swing the quilt of main body 50 on two shut-off blocks 60 It is maintained at substantially horizontal position.Now, the pin is acted on the inclined-plane 63 of shut-off block 60 (such as vertical in Fig. 5 Shown in arrow), this effect for resisting the spring 61 turns off part and moved backward (as shown in the horizontal arrow in Fig. 5).
Fig. 9 to 12 schematically shows different types of plug, and the phase and neutral pin of these plugs (have not similar shape Shape) determine (determine) applied to multi-standard socket 1, safety arrangement in accordance with the present invention 30 suitable shown in Fig. 1 Work as function.
If attempting to insert foreign matter to form (vertical in such as Fig. 6 sectional view in the only one opening 21 in lid 20 Arrow is schematically shown), then the unbalanced power acted on only one shut-off block 60 makes swing main body 50 swing (such as What the curved arrow in Fig. 6 was schematically shown).
This swing means the convex portion 46 being arranged in support base 40 through the corresponding hole 56 for swinging main body, in pendulum Disturbed on the side that dynamic main body is tilted down with corresponding shut-off block 60, so as to prevent shut-off block from being moved rearwards by.
Now, another shut-off block 60 (is arranged on the acclivitous side of swing main body) with being formed in lid 20 Corresponding convex portion 26 is disturbed, and prevents to be moved rearwards by.
Therefore, attempting the hole of (different from the plug for these standards that socket can be accommodated) target insertion socket In in the case of, it is to avoid close phase and neutral slot (phase and neutral pins) in following powered (live) Terminal member.
The fact that provide two separated shut-off block 60 allows such possibility, i.e. make the intermediate region of socket It is completely idle (free), so as to the grounding terminals part of the plug that can accommodate various standards, is attempting foreign matter inserting socket Hole in the case of due to swing main body 50 swing ensure under any circumstance safety.
According to disclosure, the advantage of safety arrangement in accordance with the present invention is made apparent from, but this should not necessarily regard as To foregoing and only by the limitation of the embodiment shown in example, the scope of the present invention only comes true by appended claim It is fixed.

Claims (5)

1. one kind is used for the safety device (30) of electrical socket (1), the safety device is designed between for accommodating the electric mortiser Seat electric contact main body (10) and with for close to the phase contact of the electrical socket and neutral contact at least one pair of be open (21) between lid (20), the safety device (30) includes a pair of shut-off blocks (60) and an elastic device (61), described one Shut-off block can be prevented blocking at least one pair of described opening (21) close to the electric contact blocking position and from That opens at least one pair of described opening (21) to allow that the pin of plug is inserted leaves motion, the elasticity dress between position The pair of shut-off block (60) of promotion is put to be allowed to be in its blocking position,
The pair of shut-off block (60) is arranged in single swing main body (50), and there are the swing main body two to carry ripple The opposite side (53) of peak shape, described two opposite sides are occupied at corresponding opposite sides (43) place of following support base (40) Arrange middlely,
The main body (50) that swings can be opened in thrust through one at least one pair of described opening (21) of the lid (20) Swung when mouth is applied on the only one shut-off block in these shut-off blocks (60) around axis of oscillation (X-X),
The safety device is characterised by,
The pair of shut-off block (60) is separated by an idle intermediate region, so that a shut-off block is closed relative to another Closing part part is unfettered, and each shut-off block blocks a corresponding opening (21) under normal circumstances,
The axis of oscillation (X-X) for swinging main body (50) is centrally disposed between the pair of shut-off block (60) simultaneously And pass through the center line of the elongated open (52) in swing main body (50),
Paired opening (51；41) it is respectively provided in the swing main body (50) and following support base (40), is in alignment with each other And alignd with least one pair of described opening (21) of the lid (20),
In the support base (40), a pair of convex portions (46) are arranged adjacent to the paired opening, and with being located at the pendulum Corresponding hole (56) alignment in dynamic main body (50), so as to when the swing main body (50) is in obliquity, the convex portion (46) convex portion in is disturbed through corresponding hole (56) and with corresponding shut-off block (60), so as to prevent described corresponding Shut-off block is moved,
A pair of convex portions (26) are located at the inner side of the lid (20), at least one pair of neighbouring described opening (21), and are designed to and phase The shut-off block (60) answered mutually is disturbed, so as to prevent the corresponding shut-off block movement.
2. safety device according to claim 1, wherein the shut-off block (60) has sphenoid, the sphenoid tool There is the inclined upper wall (63) towards at least one pair of opening (21) of the lid (20).
3. safety device according to any one of the preceding claims, wherein the shut-off block (60) has corresponding bar (62), the elastic device (61) is spring, and the spring is arranged around the bar and in corresponding shut-off block and fixation Fitting works between (54), and the fixed fitting, which is provided with, is used for the hole (55) that the bar (62) is slided.
4. safety device according to claim 1 a, it is characterised in that elongated open (42) is centrally positioned in described The elongated open (52) in the support base (40) between paired opening, with being located in the swing main body (50) Align and alignd with the corresponding elongated open (22) being located in the lid (20), be located at the correspondence in the lid (20) Elongated open (22) there is the construction of the grounding pin to the plug that receives various criterion.
5. the electrical socket (1) provided with safety device according to any one of the preceding claims (30).
CN201310416259.XA 2012-09-14 2013-09-13 Safety device for electrical socket Active CN103682757B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI2012A001522 2012-09-14
IT001522A ITMI20121522A1 (en) 2012-09-14 2012-09-14 SAFETY DEVICE FOR ELECTRIC OUTLET

Publications (2)

Publication Number Publication Date
CN103682757A CN103682757A (en) 2014-03-26
CN103682757B true CN103682757B (en) 2017-10-17

Family

ID=46982718

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310416259.XA Active CN103682757B (en) 2012-09-14 2013-09-13 Safety device for electrical socket

Country Status (10)

Country Link
EP (1) EP2709213B1 (en)
CN (1) CN103682757B (en)
AR (1) AR092552A1 (en)
BR (1) BR102013023371B1 (en)
CL (1) CL2013002619A1 (en)
IL (1) IL227946A (en)
IT (1) ITMI20121522A1 (en)
MA (1) MA35007B1 (en)
MX (1) MX362987B (en)
SG (1) SG2013068119A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017214578A1 (en) * 2016-06-09 2017-12-14 Hubbell Incorporated Tamper resistant mechanism for electrical wiring devices
CN111864444B (en) * 2020-07-28 2022-05-31 浙江华烯电器有限公司 Simple structure and reliable shutter
CN113626887B (en) * 2021-10-13 2021-12-07 南通澜欣云科技有限公司 Safety type computer external protection equipment

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1000801B (en) * 1973-12-05 1976-04-10 Bassani Spa SAFETY DEVICE FOR ELECTRIC CURRENT SOCKETS
FR2784807B1 (en) * 1998-10-06 2000-12-29 Legrand Sa SOCKET BASE WITH SAFETY SHUTTER
FR2826787B1 (en) * 2001-06-29 2004-03-26 Legrand Sa SOCKET SOCKET WITH A SAFETY SHUTTER, PROVIDED WITH MEANS FOR ENHANCING THE SECURITY OF THE BASE AND GUARANTEEING SAME
TWI340510B (en) * 2003-09-11 2011-04-11 Clipsal Australia Pty Ltd Shuttered electrical connector socket
CN101627512B (en) * 2006-11-17 2012-07-04 奇胜亚洲集团有限公司 Electrical socket, shutter and adapter
MY153395A (en) * 2007-11-21 2015-02-13 Novar Ed & S Ltd Electric socket
JP4535168B2 (en) * 2008-02-12 2010-09-01 パナソニック電工株式会社 Outlet with door
US7753700B2 (en) * 2008-10-10 2010-07-13 Cord-It Limited Safety protection structure for universal sockets
US7857640B1 (en) * 2009-12-18 2010-12-28 Xyz Science Co., Ltd. Electric connector equipped with multiple layers of safety structure

Also Published As

Publication number Publication date
ITMI20121522A1 (en) 2014-03-15
SG2013068119A (en) 2014-04-28
EP2709213A1 (en) 2014-03-19
MX2013010459A (en) 2016-02-29
MA35007B1 (en) 2014-04-03
MX362987B (en) 2019-02-28
BR102013023371A2 (en) 2015-08-11
BR102013023371B1 (en) 2020-09-15
CL2013002619A1 (en) 2014-05-09
EP2709213B1 (en) 2017-06-28
AR092552A1 (en) 2015-04-22
IL227946A (en) 2017-09-28
CN103682757A (en) 2014-03-26

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