CN104577556B - Socket with switch protection - Google Patents
Socket with switch protection Download PDFInfo
- Publication number
- CN104577556B CN104577556B CN201510039457.8A CN201510039457A CN104577556B CN 104577556 B CN104577556 B CN 104577556B CN 201510039457 A CN201510039457 A CN 201510039457A CN 104577556 B CN104577556 B CN 104577556B
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- CN
- China
- Prior art keywords
- switch
- socket
- socket body
- piece
- plug
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- 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.)
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Classifications
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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
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The application discloses a socket with switch protection, which comprises a socket body part and a switch part connected with the socket body part; the socket body part comprises a socket body, a zero line piece, a grounding piece and a fire line piece which are arranged in the socket body; the socket body is internally provided with a through hole penetrating through the socket body; the switch part comprises a switch shell, contact pins arranged in the switch shell, a fixed support arranged in the switch shell, a movable support arranged in the switch shell, a pressing rod, a tension spring and a movable contact piece, wherein one end of the movable contact piece is connected with the fixed support, and the other end of the movable contact piece is provided with a movable contact. Compared with the existing socket, the socket provided by the application is additionally provided with a switch component, and the socket can electrify electric appliances or equipment only when the plug is inserted into a safe position, so that the problem that the plug is not inserted into place for use and is loose or not matched with the socket can be effectively prevented, and the safety performance during use is improved.
Description
Technical Field
The present application relates to a socket, and more particularly, to a socket with switch protection.
Background
The power socket is widely applied to industrial electric appliances and household electric appliances, and the current sockets on the market mainly comprise common sockets, sockets with fuses, sockets with switches, sockets with fuses with switches and the like, and the following AC delta sockets are taken as examples:
1. common socket
The plug matching end of the common socket is provided with three terminals, the reverse side is provided with three wiring terminals or welding wire ends, and the reverse side three wiring terminals are integrated with the front three terminals and are also connected by two parts or a plurality of parts.
2. Socket with fuse
Compared with a common socket, the socket with the fuse is characterized in that a fuse is connected in series on the inserted wire pins.
3. Socket with protective switch
Compared with a common socket, the socket with the protection switch is characterized in that a switch is connected in series on the inserted wire pins.
4. Fuse socket with switch
Compared with a common socket, the fuse socket with the switch is characterized in that a switch and a fuse are connected in series on the inserted wire pins.
The protection socket with the fuse, the protection socket with the switch and the fuse socket with the switch have the advantages that although some protection functions are added compared with the common socket, the problems of loose fit and out-of-place fit of the plug and the socket are not considered, the protection is that the fuse or the switch is connected with the fuse in series to the contact pin of the socket, the fuse can only play a role in overload or short circuit, the switch is only used for electrifying the socket, and the problems of loose fit or out-of-place fit of the plug and the socket cannot be solved.
Because in the actual use process, people often do not pay attention to the fact that the plug is not plugged to the bottom when being plugged, the contact surface of the plug and the socket is not tightly matched or loosened, so that the joint of the plug and the socket is easy to strike fire or generate heat, the electrical appliance or equipment can be burnt down due to the fact that the accident is caused in the market.
Disclosure of Invention
The application aims to solve the technical problem of providing the socket with the switch protection, which can effectively prevent the equipment from burning out and bringing potential safety hazard due to the fact that a plug is not inserted in place for use.
In order to achieve the above purpose, the technical scheme of the application is as follows:
a socket with switch protection comprises a socket body part and a switch part connected with the socket body part; the switch member enables energization between the plug and the receptacle when the plug is inserted into the receptacle body member.
In one embodiment of the application, the socket body part comprises a socket body, a zero line piece, a grounding piece and a fire wire piece, wherein the zero line piece, the grounding piece and the fire wire piece are arranged in the socket body;
the switch member includes:
the switch shell is connected with the socket body, the bottom of the switch shell is provided with a mounting hole penetrating through the switch shell, and the switch shell consists of a switch seat and a switch cover covered on the switch seat;
the contact pin is arranged in the switch shell, one end of the contact pin extends out of the switch shell through a mounting hole at the bottom of the switch shell, the other end of the contact pin is arranged in the switch shell, and a static contact is arranged at one end of the contact pin arranged in the switch shell; when the plug and the socket are electrified, the contact pin is used as a live wire to be output;
the fixed bracket is arranged in the switch shell, and one end of the fixed bracket is connected with the fire wire sheet;
the movable bracket is arranged in the switch shell, and one end of the movable bracket is connected with the fixed bracket;
the pressing rod is arranged in the switch shell, and one end of the pressing rod penetrates through the through hole of the socket body and stretches into the socket body; when the plug is inserted into the socket, the pressing rod is pushed, and one end of the pressing rod positioned in the switch seat is contacted with the movable bracket; when no plug is inserted, the pressing rod is not contacted with the movable bracket;
one end of the tension spring is connected with the movable contact piece, and the other end of the tension spring is connected with the movable support and forms a link mechanism;
the movable contact piece is arranged in the switch shell, one end of the movable contact piece is connected with the fixed support, and the other end of the movable contact piece is provided with the movable contact.
In one embodiment of the application, the through holes are provided on the bottom or side of the socket body.
In one embodiment of the application, the neutral blade, ground blade and hot blade are injection molded into the body of the receptacle.
In one embodiment of the application, the neutral blade, the ground blade and the hot blade are fixed in the socket body by split riveting.
In one embodiment of the application, the neutral, ground and hot wires are glued into the socket body.
In one embodiment of the application, the stationary contact is fixed to the contact pin by riveting or welding, and the movable contact is fixed to the movable contact piece by riveting or welding.
In one embodiment of the present application, the socket body and the switch component are integrally formed or connected by hot riveting, ultrasonic, fastening or glue.
In one embodiment of the application, the socket body part is a fused or switched fuse socket body part.
In one embodiment of the present application, the socket body part is a two-end socket body structure, which comprises a socket body, a neutral wire piece and a live wire piece, wherein the neutral wire piece and the live wire piece are arranged in the socket body.
Through the technical scheme, the application has the beneficial effects that:
compared with the existing socket, the socket provided by the application is additionally provided with a switch component, and the socket can only electrify electric appliances or equipment when the plug is inserted into a safe position, so that the plug can be effectively prevented from being not inserted into place for use, and the problem that the plug and the socket are loose in fit or are not matched in place is solved, so that the ignition or heating of the joint of the plug and the socket is caused, and the electric appliances or equipment and the safety accidents are burnt; the application also improves the safety performance in use.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top view of a receptacle according to the present application;
FIG. 2 is a bottom view of the receptacle of the present application;
FIG. 3 is a cross-sectional view A-A of FIG. 1 in accordance with the present application;
FIG. 4 is an exploded view of the socket of the present application;
FIG. 5 is a schematic view of the structure of the plug and socket of the present application when not connected;
FIG. 6 is a schematic view of the structure of the plug and socket of the present application when connected;
corresponding part names are indicated by numerals and letters in the drawings:
10. the socket body 11, the neutral wire piece 12, the ground piece 13, the live wire piece 14, the through hole 20, the switch housing 21, the switch base 22, the switch cover 23, the mounting hole 40, the contact pin 41, the stationary contact 50, the fixed support 60, the movable support 70, the push rod 80, the tension spring 90, the movable contact piece 91, the movable contact 100 and the plug.
Detailed Description
The application is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the application easy to understand.
Referring to fig. 1 to 6, the application discloses a socket with switch protection, which comprises a socket body part and a switch part connected with the socket body part; the socket body part comprises a socket body 10 with a cavity inside, a zero line piece 11, a grounding piece 12 and a fire line piece 13 which are arranged in the cavity of the socket body 10; the socket body part can also be a socket with a fuse or a switch or a fuse with a switch in the prior art, and can also be a double-end socket body structure, and the socket body part comprises a socket body, a zero line piece and a fire line piece which are arranged in the socket body; the socket body of the present application differs from existing sockets in that a through hole 14 is provided in the socket body that extends through the socket body.
The zero line sheet 11 is arranged in the socket body 10, one end of the zero line sheet is connected with the zero line input of the plug, the other end of the zero line sheet is output, the zero line sheet can be used as an insert for injection molding in the socket body, and the zero line sheet can also be used as an independent part for being inserted into the socket body for split riveting or adopting glue for bonding and fixing.
The grounding piece 12 is arranged in the socket body 10, one end of the grounding piece is connected with the input of the plug grounding wire, the other end of the grounding piece is output, the zero wire piece can be used as an insert for injection molding in the socket body, and the zero wire piece can also be used as an independent part for being inserted into the socket body for split riveting or adopting glue for bonding and fixing.
The live wire sheet 13 is arranged in the socket body 10, one end of the live wire sheet is connected with the live wire input of the plug, the other end of the live wire sheet is output and connected with the fixed support 50 of the switch component, and the zero wire sheet can be used as an insert for injection molding in the socket body, can also be used as an independent part for being inserted into the socket body for split riveting fixation, or is fixed by adopting glue adhesion.
The switch component of the present application includes a switch housing 20, a contact pin 40 provided in the switch housing 20, a fixed bracket 50 provided in the switch housing, a movable bracket 60 provided in the switch housing, a push rod 70 provided in the switch housing, a tension spring 80 provided in the switch housing, and a movable contact 90 provided in the switch housing.
The switch shell 20 is connected with the socket body 10, a mounting hole 23 penetrating through the switch shell 20 is formed in the bottom of the switch shell 20, and the switch shell 20 consists of a switch seat 21 and a switch cover 22 covered on the switch seat 21; half of the mounting hole 23 is provided on the switch base 21, and the other end is provided on the switch cover 22.
The socket body 10 is used as a main body of a socket body part, and the shape of the socket body 10 can be any shape such as a round shape, a square shape, a special shape and the like, and can be determined according to actual needs; when the switch shell 20 is assembled, the switch shell 10 is connected with the socket body 10, and the socket body 10 and the switch shell 20 can be connected in a hot riveting, ultrasonic, buckling or glue way; the specific structure and connection mode of the buckle are not described in detail here; of course, the socket body 10 and the switch housing 20 may be integrally formed, which is convenient for processing and cost saving.
In the application, the structure of the contact pin 40 is L-shaped, one end of the contact pin 40 extends out of the switch shell 20 through the mounting hole 23 at the bottom of the switch shell 20, and the other end is arranged in the switch shell 20, and the contact pin 40 can be firmly fixed in the safety due to the L-shaped structure; the contact pin 40 is provided with a stationary contact 41 at one end thereof disposed inside the switch housing 20; the contact pin 40 is fixed by the switch base 21 and the switch cover 22, and when the plug is inserted into the socket to be electrified, the contact pin is output as a live wire.
The fixed bracket 50 is used as a supporting structure of the movable contact piece 90 and the movable bracket 60, one end of the fixed bracket 50 is connected with the live wire piece 13, and of course, the fixed bracket 50 can also be contacted with the zero wire piece 11, and the safety is higher only when the fixed bracket is contacted with the live wire piece 13; one end of the movable bracket 60 is connected with the fixed bracket 50, a clamping groove (not shown in the figure) is arranged on one end of the fixed bracket 50 connected with the movable bracket 60, and one end of the movable bracket 60 is clamped in the clamping groove.
One end of the push rod 70 of the application extends into the socket body 10 through the through hole 14 in the socket body 10, the through hole 14 of the application is arranged at the bottom of the socket body, of course, the push rod can also be arranged on the side surface of the socket body, when the through hole 14 is arranged on the side surface of the socket body, the end part of the push rod 70 in the socket body is arranged as an inclined plane, and only the push rod 70 can normally work; when the plug is inserted into the socket, the push rod 70 is pushed, and one end of the push rod 70 positioned in the switch shell contacts with the movable bracket 60, so that the whole switch component is driven to work; when no plug is inserted or the plug is not inserted in place, the pressing rod is not contacted with the movable bracket.
One end of the tension spring 80 is connected with the movable contact 90, and the other end is connected with the movable bracket 60 to form a link mechanism; one end of the movable contact 90 is connected with the fixed bracket 50, and the other end is provided with a movable contact 91; when in operation, the movable bracket 60 drives the tension spring 80 to operate, and the tension spring 80 drives the movable contact 90 to rotate, so that the movable contact 91 on the movable contact 90 is contacted with the stationary contact 41 on the contact pin 40.
In the present application, the stationary contact 41 is fixed to the contact pin 40 by riveting or welding, and the movable contact 91 is also fixed to the movable contact 90 by riveting or welding.
Referring to fig. 5 and 6, when the power plug 100 is inserted into the socket from the outside, it must be inserted into a certain position to trigger the pressing rod, and then inserted into a certain distance to turn on the switch component, so that the socket can supply power to the electric appliance or equipment; when the plug is not inserted to the required distance, the switch can not work, so that the plug is effectively prevented from being inserted in place, the plug and the socket are not matched with each other to be loose, ignition or heating occurs, the electrical appliance or equipment can be burnt out after the plug is inserted to a certain distance, the safety distance of a certain distance shown in fig. 5 is generally 1-3 mm, and the distance can be increased or reduced due to the fact that the sizes of the plug and the socket produced by each company are different, and the repeated description is omitted.
The working principle of the application is as follows:
example 1
When the external plug 100 is inserted into the socket body 10 from the outside and a certain distance is reached, the plug 100 starts to trigger the pressing rod 70 of the switch component, the pressing rod 70 continuously moves towards the inside of the switch component along with the continuous extension of the plug 100, after the external plug moves to a certain distance, one end of the pressing rod 70 positioned in the switch seat 20 contacts with the movable support 60 and drives the movable support 60 to move, one end of the movable support 60 connected with the fixed support 50 rotates by taking a clamping groove on the fixed support 50 as a fulcrum, and as the movable support 60 is also connected with the tension spring 80, the tension spring 80 is connected with the movable support 60 and the movable contact 90; when the push rod 70 is pushed down for a certain distance, the push rod 70 drives the movable bracket 60 to rotate to the corresponding position, the movable bracket 60 drives the tension spring 80 to work, the tension spring 80 pulls the movable contact 90, the movable contact 90 takes the fixed bracket 50 as a fulcrum to rapidly overturn, after the movable contact 90 is overturned, the movable contact 91 on the movable contact 90 is attached to the fixed contact 41, and because the fixed contact 41 is fixed on the contact pin 40, and because the fixed bracket 50 is connected with the live wire piece 13, the movable contact 90 is connected with the fixed bracket 50, at the moment, the contact pin 40 and the live wire piece 13 are indirectly conducted, and the contact pin 40 is used as a live wire to output; when the socket body 10 is in the position, three conductive parts of the live wire piece 13, the grounding piece 12 and the zero wire piece 11 are completely matched with corresponding metal parts of the external plug to form a connector, when the external plug moves to the bottom again, the pressing rod is also pressed to a certain position, the distance between the switch contacts is not changed along with the change of the insertion distance of the plug because the movable support, the fixed support, the tension spring 80 and the movable contact 90 are formed quick flip-over link mechanism, and the switch contacts are switched instantaneously only when the plug is inserted to a certain position, so that the contact between the movable contact 91 and the fixed contact 41 is not influenced when the plug is pressed down again, and the stroke of pressing is only over-stroke.
Furthermore, as long as the switch component of the application and the socket with the switch component of the application are adopted in the socket, the socket falls within the protection scope of the application.
The foregoing has shown and described the basic principles and main features of the present application and the advantages of the present application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present application, and various changes and modifications may be made without departing from the spirit and scope of the application, which is defined in the appended claims. The scope of the application is defined by the appended claims and equivalents thereof.
Claims (7)
1. A socket with switch protection comprises a socket body part and a switch part connected with the socket body part; the plug is characterized in that the switch component can enable the plug and the socket to realize the electrifying when the plug is inserted into the socket body component;
the socket body component comprises a socket body, a zero line piece, a grounding piece and a fire line piece which are arranged in the socket body, and a through hole penetrating through the socket body is formed in the socket body;
the switch member includes:
the switch shell is connected with the socket body, the bottom of the switch shell is provided with a mounting hole penetrating through the switch shell, and the switch shell consists of a switch seat and a switch cover covered on the switch seat;
the contact pin is arranged in the switch shell, one end of the contact pin extends out of the switch shell through a mounting hole at the bottom of the switch shell, the other end of the contact pin is arranged in the switch shell, and a static contact is arranged at one end of the contact pin arranged in the switch shell; when the plug and the socket are electrified, the contact pin is used as a live wire to be output;
the fixed bracket is arranged in the switch shell, and one end of the fixed bracket is connected with the fire wire sheet;
the movable bracket is arranged in the switch shell, and one end of the movable bracket is connected with the fixed bracket;
the pressing rod is arranged in the switch shell, and one end of the pressing rod penetrates through the through hole of the socket body and stretches into the socket body; when the plug is inserted into the socket, the pressing rod is pushed, and one end of the pressing rod positioned in the switch seat is contacted with the movable bracket; when no plug is inserted, the pressing rod is not contacted with the movable bracket;
one end of the tension spring is connected with the movable contact piece, and the other end of the tension spring is connected with the movable support and forms a link mechanism;
the movable contact piece is arranged in the switch shell, one end of the movable contact piece is connected with the fixed bracket, and the other end of the movable contact piece is provided with a movable contact;
the through holes are arranged at the bottom or on the side surface of the socket body;
the zero line piece, the grounding piece and the live line piece are injection molded in the socket body.
2. A socket with switch protection as defined in claim 1, wherein: the zero line piece, the grounding piece and the fire line piece are fixed in the socket body through split riveting.
3. A socket with switch protection as defined in claim 1, wherein: the zero line piece, the grounding piece and the fire line piece are adhered in the socket body through glue.
4. A socket with switch protection as defined in claim 1, wherein: the fixed contact is fixed on the contact pin in a riveting or electric welding mode, and the movable contact is fixed on the movable contact piece in a riveting or electric welding mode.
5. A socket with switch protection as defined in claim 1, wherein: the socket body and the switch component are of an integrated structure or are connected through hot riveting, ultrasonic waves, buckling or glue.
6. A socket with switch protection according to any one of claims 1 to 5, wherein: the socket body part is provided with a fuse or a switch fuse.
7. The socket with switch protection of claim 6, wherein: the socket body part is of a two-end socket body structure and comprises a socket body, a zero line piece and a fire line piece, wherein the zero line piece and the fire line piece are arranged in the socket body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039457.8A CN104577556B (en) | 2015-01-26 | 2015-01-26 | Socket with switch protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510039457.8A CN104577556B (en) | 2015-01-26 | 2015-01-26 | Socket with switch protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104577556A CN104577556A (en) | 2015-04-29 |
| CN104577556B true CN104577556B (en) | 2023-09-01 |
Family
ID=53093055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510039457.8A Active CN104577556B (en) | 2015-01-26 | 2015-01-26 | Socket with switch protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104577556B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202017101673U1 (en) * | 2017-03-22 | 2018-06-25 | Wago Verwaltungsgesellschaft Mbh | Electrical connector |
| CN110311266A (en) * | 2018-03-27 | 2019-10-08 | 浙江达威电子股份有限公司 | Power outlet for white small household appliances |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2450806Y (en) * | 2000-10-27 | 2001-09-26 | 林谋忠 | Safety socket capable of autmatic single phase cutting off |
| JP3157518U (en) * | 2009-12-07 | 2010-02-18 | 劉 佑瑜 | electrical plug |
| CN101834382A (en) * | 2010-05-24 | 2010-09-15 | 葛久鹏 | Safety socket |
| CN201966455U (en) * | 2011-04-06 | 2011-09-07 | 李文屹 | Anti-electric shock socket |
| FR2964501A1 (en) * | 2010-09-07 | 2012-03-09 | Schneider Electric Ind Sas | ASSEMBLY OF ELECTRICAL OUTLET |
| CN204088792U (en) * | 2014-09-03 | 2015-01-07 | 四川虹电数字家庭产业技术研究院有限公司 | A kind of safety socket |
| CN204481265U (en) * | 2015-01-26 | 2015-07-15 | 上海永星电子开关有限公司 | A kind of socket of belt switch protection |
-
2015
- 2015-01-26 CN CN201510039457.8A patent/CN104577556B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2450806Y (en) * | 2000-10-27 | 2001-09-26 | 林谋忠 | Safety socket capable of autmatic single phase cutting off |
| JP3157518U (en) * | 2009-12-07 | 2010-02-18 | 劉 佑瑜 | electrical plug |
| CN101834382A (en) * | 2010-05-24 | 2010-09-15 | 葛久鹏 | Safety socket |
| FR2964501A1 (en) * | 2010-09-07 | 2012-03-09 | Schneider Electric Ind Sas | ASSEMBLY OF ELECTRICAL OUTLET |
| CN201966455U (en) * | 2011-04-06 | 2011-09-07 | 李文屹 | Anti-electric shock socket |
| CN204088792U (en) * | 2014-09-03 | 2015-01-07 | 四川虹电数字家庭产业技术研究院有限公司 | A kind of safety socket |
| CN204481265U (en) * | 2015-01-26 | 2015-07-15 | 上海永星电子开关有限公司 | A kind of socket of belt switch protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104577556A (en) | 2015-04-29 |
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