CN202167656U - Lockable three-legged switch-containing socket - Google Patents

Lockable three-legged switch-containing socket Download PDF

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Publication number
CN202167656U
CN202167656U CN2008901003128U CN200890100312U CN202167656U CN 202167656 U CN202167656 U CN 202167656U CN 2008901003128 U CN2008901003128 U CN 2008901003128U CN 200890100312 U CN200890100312 U CN 200890100312U CN 202167656 U CN202167656 U CN 202167656U
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CN
China
Prior art keywords
switch
tripod
locking
arm
spring
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
Application number
CN2008901003128U
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Chinese (zh)
Inventor
邱福仁
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.)
Li Yefeng
Original Assignee
Li Yefeng
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 Li Yefeng filed Critical Li Yefeng
Application granted granted Critical
Publication of CN202167656U publication Critical patent/CN202167656U/en
Anticipated expiration legal-status Critical
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    • 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
    • H01R13/4538—Covers sliding or withdrawing in the direction of engagement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/20—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch wherein an auxiliary movement thereof, or of an attachment thereto, is necessary before the main movement is possible or effective, e.g. for unlatching, for coupling

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

The utility model relates to a lockable three-legged switch-containing socket. A support which is roughly U-shaped is arranged on the back of the three-legged switch-containing socket (10). The three-legged switch-containing socket (10) includes an on-off switch (11) and three leg holes (12, 13). A locking and blanking mechanism (20) is arranged among the on-off switch (11), the three leg holes (12, 13), and the support (30) which is roughly U-shaped. The locking and blanking mechanism (20) includes an entire assembly of an inverted T-shaped arm. The inverted T-shaped arm is connected with a second vertical arm arranged on a side edge of the inverted T-shaped arm. The inverted T-shaped arm is provided with a first vertical arm (21) and two side arms (23). The two side arms (23) shield two bottom leg holes (12), and the first vertical arm (21) shields the bottom leg hole (13). Each of basal parts of the first and second vertical arms (21, 22) includes a housing (25) which is used to contain a spring (24).

Description

A kind of lockable tripod switch socket
Technical field
The utility model relates to a kind of tripod switch socket, relate in particular to a kind of when not inserting socket, adopt locking that spring is housed and guard mechanism (blanking mechanism) to lock change over switch and cover the lockable tripod switch socket in pin hole.
Background technology
Three pin holes that traditional tripod switch socket has a change over switch (on-off switch) and is used to hold plug.When plug was pulled up, the pin hole then was exposed.The switching that this change over switch always can open and close freely.If there is any metal object all of a sudden to be inserted in the charged pin hole, electric current will be transmitted, and causes electric shock.Have several at present about this unexpected report.
Adopted several kinds of safety measures to correct above problem in the prior art.Wherein a kind of method is to adopt the pin hole plug of stopper with the tripod switch socket.Another kind method is to adopt inner spring guard mechanism, and it can cover the pin hole when plug is pulled up.Yet, the switching that change over switch always can open and close freely.
The utility model content
The main purpose of the utility model is thus, when on the tripod switch socket, not having plug to insert, blocks three pin holes of tripod switch socket and locks change over switch simultaneously.
This main purpose realizes in the following manner: a kind of lockable tripod switch socket; The guard mechanism that comprises change over switch, three pin holes and inverted T shape arm form; Said inverted T shape arm has first upright arm and two side arms, and said two side arms is blocked pin hole, two bottoms, and said first upright arm blocks pin hole, top; The base portion of said first upright arm comprises the shell that holds first spring
The behind of said tripod switch socket is wholely set the support that is the U type substantially;
The second upright arm one is connected on the said inverted T shape arm and as the locking mechanism of change over switch, the bottom of second upright arm comprises the shell that is used to hold second spring;
Therefore, when the tripod switch socket was not inserted into, the top of second upright arm cooperated with change over switch and is locked, and said inverted T shape arm forces the spring locking mechanism to move up; And
When the tripod switch socket was inserted into, said change over switch was released and unblanks, and said inverted T shape arm forces said spring locking mechanism to move down.
According to the described lockable tripod switch socket of the utility model, have combination locking and guard mechanism, have two springs, assist the lock out action of said combination locking and guard mechanism and block action.
According to the described lockable tripod switch socket of the utility model, the support that the said combination locking and the guard mechanism of spring is housed and is the U type substantially is applied to the combination of each said tripod switch socket or a plurality of tripod switch sockets separately.
A kind of method that locks the change over switch of tripod switch socket; Said tripod switch socket is equipped with guard mechanism; Said guard mechanism is the form with inverted T shape arm of first upright arm and two side arms, and said two side arms is blocked pin hole, two bottoms, and first upright arm blocks pin hole, top; The base portion of first upright arm comprises the shell that is used to hold first spring, comprises step:
Below tripod switch socket behind, change over switch and three pin holes, the support that is the U type substantially is set;
Second upright arm is provided, and as the locking mechanism of change over switch, the said second upright arm one is connected on the said inverted T shape arm, to form combination locking and guard mechanism;
Be provided for holding the shell of second spring at the base portion of second upright arm;
The combination locking that spring is housed and guard mechanism are arranged between the support that is the U type substantially, change over switch and three the pin holes; And
Adopt the top of second upright arm to lock said change over switch;
Insert and extract three pin holes and operate combination locking and the guard mechanism that spring is housed through three-pin plug thus.
According to the described lockable tripod switch socket of the utility model, each the tripod switch socket in the combination of a plurality of tripod switch sockets all is equipped with combination locking and the guard mechanism that spring is housed.
Another purpose of the utility model is, in groups two or more tripod switch sockets provide a kind of lockable tripod switch socket combination.
Following content openly will make above or other targets will become clearer.
Description of drawings
In order to make the utility model be more prone to understand, below by way of example a specific embodiment according to the utility model is described.Existing with reference to accompanying drawing, wherein:
Fig. 1 a is that its medi-spring is housed to according to the locking of the utility model and the perspective view of guard mechanism;
Fig. 1 b is locking that spring is housed shown in Fig. 1 a and guard mechanism upset back sketch map;
Fig. 2 a is the rearview of tripod switch socket when being inserted with three-pin plug, and this tripod switch socket is equipped with locking that spring is housed and the guard mechanism according to the utility model;
Fig. 2 b be shown in Fig. 2 a with the locking of change over switch and the partial section of guard mechanism, wherein change over switch and locking and guard mechanism are separated;
Fig. 2 c is the perspective view of tripod switch socket, the three-pin plug that partly inserts shown in broken lines and the position of locking and guard mechanism, not shown spring and be the support of U type substantially;
Fig. 3 a is equipped with according to the locking that spring is housed of the utility model and the rearview of tripod switch socket when the triangle plug pulls out of guard mechanism;
Fig. 3 b has the locking of the change over switch shown in Fig. 3 a and the partial sectional view of guard mechanism, and wherein change over switch cooperates with locking and guard mechanism and pinned by it;
Fig. 4 a shows the perspective view that comprises according to the combination of two tripod switch sockets of the utility model, and wherein three-pin plug is inserted in the tripod switch socket on the right, and the position of two lockings and guard mechanism is shown in broken lines;
Fig. 4 b shows the rearview that comprises according to the combination of two tripod switch sockets of the utility model, and wherein three-pin plug is inserted in the tripod switch socket on the left side, and the position of two lockings and guard mechanism is shown in broken lines.
Embodiment
Traditional tripod switch socket has change over switch 11 and three pin holes.Under the booster action of circuit, change over switch 11 can energising when three-pin plug 40 inserts.The position in pin hole 13, a top and pin hole, two bottoms 12 is set in three pin holes.
For the change over switch 11 to tripod switch socket 10 produces lock out action, locking and guard mechanism 20 rationally are arranged on the rear portion in the tripod switch socket 10.The back of tripod switch socket 10 is wholely set one and is the support 30 of U type substantially, is provided with above that so that will lock with guard mechanism 20.
Shown in Fig. 1 a and 1b, locking and guard mechanism 20 comprise the black box of inverted T shape arm, and the inverted T shape arm is connected on second upright arm 22 that is positioned at its side.This inverted T shape arm has first upright arm 21 and two side arms 23.This two side arms 23 covers the pin hole 13 that pin hole, two bottoms 12, the first upright arms 21 cover the top.The bottom of first and second upright arms 21,22 respectively comprises the shell 25 that is used to hold spring 24.Two springs 24 are arranged on the shell 25 of first and second upright arms 21,22 and are substantially between the support 30 of U type.Make spring install in locking and the guard mechanism 20 like this.A vertical guide block 31 is provided at least so that locking and guard mechanism 20 move up and down.
Shown in Fig. 2 a, 2b and 2c, three-pin plug 40 is inserted in the tripod switch socket 10.When the end of second upright arm 22 is removed from change over switch 11, first upright arm 21 and two side arms 23 compelled moving down, therefore change over switch 11 also is released.
Shown in Fig. 3 a and 3b, this three-pin plug 40 is removed from tripod switch socket 10.Spring 24 in the shell 25 of first and second upright arms 21,22 will force locking and guard mechanism 20 to move up.When first upright arm 21 and two side arms 23 hide three pin holes 13,12 o'clock, the end of second upright arm 22 cooperates with change over switch 11 and is locked.
It will be appreciated that the elaboration of the utility model can be easily adapted to the combination of a plurality of tripod switch sockets 10.The precise design of locking and guard mechanism 20 decides according to the position in three pin holes of change over switch 11 relative tripod switch sockets 10.In Fig. 4 a and 4b, show the combination of two tripod switch sockets.Two change over switches 11 are arranged side by side the centre of tripod switch socket on tripod switch socket and the right of on the left side.The position of each change over switch 11 can change according to the combination of tripod switch socket or tripod switch socket.
According to above disclosed content, readily appreciate that the utility model set forth a kind of employing and locking and the guard mechanism 20 of spring are housed have locked change over switch 11 and the method for blocking three pin holes, its through three-pin plug 40 insertion or pull out operation.The method comprising the steps of: below the back side, change over switch 11 and three pin holes of tripod switch socket 10, the support 30 that is the U type substantially is provided; The locking and the guard mechanism 20 that are constituted and be equipped with spring by two first and second upright arms 21,22 and two side arms 23 one are provided, make locking and guard mechanism 20 to move up and down; The locking that spring is housed and guard mechanism 20 are arranged between the support 30 that is the U type substantially, change over switch 11 and three the pin holes; Utilize the end locking change over switch 11 of second upright arm 22, and utilize first upright arm 21 to cover three pin holes with two side arms 23; Locking and the guard mechanism 20 that spring is housed thus inserts and pulls out operation through three-pin plug 40 from three pin holes.
Obviously the method for the utility model also can be used for the combination of a plurality of tripod switch sockets.The method comprising the steps of: provide one be the U type substantially support 30, its be arranged on each tripod switch socket 10 behind, change over switch 11 and below, three pin holes; The locking and the guard mechanism 20 that are constituted and be equipped with spring by two first and second upright arms 21,22 and two side arms 23 one are provided, make locking and guard mechanism 20 to move up and down; The locking that spring is housed and guard mechanism 20 are arranged between the support 30 that is the U type substantially, change over switch 11 and three the pin holes; Utilize the end locking change over switch 11 of second upright arm 22, and utilize first upright arm 21 to cover three pin holes with two side arms 23; Locking and the guard mechanism 20 that spring is housed thus inserts and pulls out operation through three-pin plug 40 from three pin holes.
To those skilled in the art, the lockable tripod switch socket 10 of the utility model can be fixed on the wall, perhaps is applied to a plurality of tripod switch sockets through extending.

Claims (3)

1. a lockable tripod switch socket (10); Comprise the guard mechanism of change over switch (11), three pin holes and inverted T shape arm form, said inverted T shape arm has first upright arm (21) and two side arms (23), and said two side arms (23) is blocked pin hole (12), two bottoms; Said first upright arm (21) blocks pin hole, top (13); The base portion of said first upright arm (21) comprises the shell (25) that holds first spring (24), it is characterized in that
The behind of said tripod switch socket (10) is wholely set the support (30) that is the U type substantially;
Second upright arm (22) one is connected on the said inverted T shape arm and as the locking mechanism of change over switch (11), the bottom of second upright arm (22) comprises the shell (25) that is used to hold second spring (24);
Therefore, when tripod switch socket (10) when not being inserted into, the top of second upright arm (22) cooperates with change over switch (11) and is locked, and said inverted T shape arm forces the spring locking mechanism to move up; And
When tripod switch socket (10) when being inserted into, said change over switch (11) is released and unblanks, and said inverted T shape arm forces said spring locking mechanism to move down.
2. lockable tripod switch socket according to claim 1 (10) is characterized in that, has combination locking and guard mechanism (20), has two springs (24), assists the lock out action of said combination locking and guard mechanism and blocks action.
3. lockable tripod switch socket according to claim 2 (10); It is characterized in that the support (30) that the said combination locking and the guard mechanism (20) of spring is housed and is the U type substantially is applied to the combination of each said tripod switch socket (10) or a plurality of tripod switch sockets separately.
CN2008901003128U 2008-12-05 2008-12-05 Lockable three-legged switch-containing socket Expired - Lifetime CN202167656U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2008/055109 WO2010064087A1 (en) 2008-12-05 2008-12-05 A lockable three-pin switch socket

Publications (1)

Publication Number Publication Date
CN202167656U true CN202167656U (en) 2012-03-14

Family

ID=42232928

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008901003128U Expired - Lifetime CN202167656U (en) 2008-12-05 2008-12-05 Lockable three-legged switch-containing socket

Country Status (2)

Country Link
CN (1) CN202167656U (en)
WO (1) WO2010064087A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB487225A (en) * 1936-11-23 1938-06-17 Parsons C H Ltd Improvements relating to electric switches and plug and socket connections
GB913924A (en) * 1958-11-13 1962-12-28 Ashley Accessories Ltd Improvements in or relating to electric plug and socket connectors
US5702259A (en) * 1996-08-12 1997-12-30 Lee; Chiu-Shan Safety socket and plug arrangement
GB2355862B (en) * 1999-09-22 2003-09-03 Steven Smith Safety socket for a mains electric supply
FR2828339B1 (en) * 2001-08-01 2006-09-01 Legrand Sa CONNECTION SYSTEM FOR A SPECIFIC CURRENT DISTRIBUTION NETWORK, AND CORK ADAPTER FOR CORE GROUND AND CORRESPONDING SOCKET

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Publication number Publication date
WO2010064087A1 (en) 2010-06-10

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GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20120314