CN101252241A - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN101252241A CN101252241A CNA2008100269629A CN200810026962A CN101252241A CN 101252241 A CN101252241 A CN 101252241A CN A2008100269629 A CNA2008100269629 A CN A2008100269629A CN 200810026962 A CN200810026962 A CN 200810026962A CN 101252241 A CN101252241 A CN 101252241A
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- connector
- electrode
- ring structure
- zero line
- live wire
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Abstract
The invention provides an electrical connector, comprising a first connector with a zero line adapter and a live wire adapter, a second connector with a zero line electrode and live wire electrode correspondingly, the zero line electrode and the live wire electrode is connected with the zero line and the liver wire of an output power respectively, wherein the second connector is provided with a normally open switch which enables the zero line adapter to be connected with the zero line electrode or/and enables the live wire adapter to be connected with the live wire electrode after the first connector is inserted with the second connector, the first connector is provided with a ground adapter, the second connector is provided with a ground electrode fitting with the ground adapter, and the position where the ground adapter contacts the ground electrode is above the normally open switch. With the electrical connector, even if a conductive object falls into the socket unintentionally under the condition that the first connector is not inserted into the second connector, no safety accident occurs due to short circuit. Meanwhile, the normally open switch can ensure that the second connector is inserted or pulled out without power, greatly reducing sparks generated during inserting or pulling and improving the service life of products.
Description
Technical field:
The present invention is a kind of electric connector, and particularly a kind of for example electric connector of household electrical appliance such as insulating pot, electric iron, coffee pot that is used for belongs to the renovation technique of electric connector.
Background technology:
Electric connector generally comprises first connector (plug) and second connector (socket), cooperates the electric connection of connection electrical equipment and power supply by the grafting of last second connector (plug and socket).Therefore, electric connector is the necessary element of connecting circuit and power supply.As Chinese patent application number is the following structure that discloses electric connector in 94194173.6 and 99117976.5: it is gone up at second connector (socket) groove that cooperates grafting with first connector (plug) is set, be provided with electric conductor in the groove, first connector (plug) be inserted into second connector (socket) thus groove in the back contact with conductor and to make electrical equipment and power connection.But there is certain potential safety hazard in this connector construction, because first connector (plug) and second connector (socket) are placed apart when not using, the metal small articles that user's finger is put into the groove of second connector (socket) or some conductions unavoidably because of carelessness makes its short circuit after falling into groove on the socket, thereby causes security incident easily; In addition, the durability of this connector is also not enough, because first connector (plug) and second connector (socket) are warm swaps, it is bigger to rub, therefore can produce bigger spark in the moment of plug, so that damage the connection electrode of connector, thus the useful life of reducing electric connector.
Summary of the invention:
The objective of the invention is to consider the problems referred to above and provide a kind of safe in utilization, and can prolong the electric connector in its useful life.The present invention's convenience rational in infrastructure, convenient and practical.
Technical scheme of the present invention is: include first connector and second connector, first connector is provided with zero line joint and live wire joint, be provided with corresponding zero wire electrode and firewire electrode in second connector, zero wire electrode links to each other with the zero line of input power supply, firewire electrode links to each other with the live wire of input power supply, wherein second connector is provided with zero line joint and zero wire electrode is connected or/and the normal open switch (A) that live wire joint and firewire electrode are connected, zero wire electrode or/and firewire electrode by normal open switch with the input power supply zero line or/and live wire link to each other, first connector is provided with ground joint, second connector is provided with the grounding electrode that cooperates with ground joint, and the contact position of ground joint and grounding electrode is positioned at the top of normal open switch.
Above-mentioned zero wire electrode links to each other with the zero line of input power supply, firewire electrode links to each other by the live wire of normal open switch with the input power supply, the float electrode that normal open switch includes switch contact and is connected with the live wire of input power supply, switch contact electrically contacts with the lower end of firewire electrode, float electrode is an elastic sheet metal, the top of float electrode is provided with the switch push rod, and the switch push rod is close on the float electrode.
Above-mentioned zero wire electrode is a loop configuration, and its lower end and switch stator are riveted together, and the switch stator links to each other with the zero line of input power supply.
Ring structure and outer ring structure in above-mentioned first connector includes, the inboard of ring structure in the zero line joint places, the outside of ring structure in the live wire joint is close to.
Above-mentioned second connector includes interior ring structure, outer ring structure and the newel zero wire electrode that is positioned in the middle of the ring structure is a loop configuration, its be arranged on newel around, firewire electrode also be a loop configuration, it is arranged on the inboard of interior ring structure.
Above-mentioned grounding electrode is an elastic sheet metal, in the annular groove in it is installed between ring structure and the outer ring structure.Above-mentioned normal open switch also is installed in the annular groove.
Above-mentioned grounding electrode is a sweep with the contact that contacts of ground joint, and it is positioned at the top of normal open switch.
Be provided with in the groove in above-mentioned between ring structure and the newel and prevent that small articles or liquid from entering the movable plate washer in the groove, the lower end of movable plate washer is provided with the spring that it is resetted.
Above-mentioned first connector and second connector are for can rotate the cordless connector that cooperates in 360 ° of angular ranges.
The present invention is owing to adopt the structure that is provided with a normal open switch in second connector, zero wire electrode connects zero line joint and zero wire electrode or/and live wire joint and firewire electrode connected by normal open switch or/and firewire electrode links to each other with the zero line of importing power supply or/and live wire by normal open switch after first connector and second connector are pegged graft.Therefore, do not insert at first connector under the situation of second connector,, can not use safer yet because of short circuit generation security incident even because of carelessness conductive body is fallen in the socket; Especially,, can guarantee to have only first ground connection just can make the normal open switch conducting, further strengthen the safeguard protection of connector because grounding electrode is arranged on the top of normal open switch; Simultaneously, being provided with of normal open switch can guarantee to be the insertion under the no electric situation or to extract at last second connector, thereby can significantly reduce the spark that connector produces in the process in plug, thus the useful life that can improve product.The present invention is a kind of reasonable in design, function admirable, convenient and practical electric connector.
Description of drawings:
Fig. 1 is the cutaway view of first connector when combining with second connector;
Fig. 2 is the cutaway view of first connector;
Fig. 3 is the cutaway view of second connector;
Fig. 4 is the stereogram of second connector;
Fig. 5 is a conductor schematic diagram in second connector.
The parts that have nothing to do with the present invention have been omitted among the figure.
Embodiment:
Below in conjunction with drawings and Examples the present invention is described in further detail.The present invention can be used for various household electrical appliance, particularly uses the electrical equipment of 360 ° of rotation wireless electric connectors, as insulating pot etc.
To shown in Figure 5, be a preferred embodiment of the present invention as Fig. 1.Electric connector of the present invention comprises first connector 1 and second connector 2.First connector 1 is fixed or is installed on the electrical equipment main body, and second connector 2 is connected with power supply, and the position of first, second connector can exchange mutually, and electrical equipment electrically connects with power supply by the combination of first, second connector.
As shown in Figure 2, be the cutaway view of first connector 1 of the present invention, first connector is made up of interior ring structure 14 and outer ring structure 15, and zero line joint 11 and live wire joint 12 are installed above, first connector also is provided with ground joint 13 in the present embodiment, and ground joint 13 is a loop configuration.
Extremely shown in Figure 5 as Fig. 3, be second connector, 2 structural representations of the present invention, second connector 2 also is made up of interior ring structure 28, outer ring structure 29 and the newel 27 that is positioned in the middle of the ring structure, and installation is provided with zero wire electrode 21, firewire electrode 22, grounding electrode 23 and a normal open switch above.Wherein, zero wire electrode 21 is arranged on around the newel 27, and zero wire electrode 21 is a loop configuration, and its lower end and switch stator 211 are riveted together, and switch stator 211 links to each other with the zero line of input power supply; The inboard of ring structure 28 in firewire electrode 22 is arranged on, firewire electrode 22 also are annular; Grounding electrode 23 is an elastic sheet metal, in the annular groove 25 in being installed between ring structure 28 and the outer ring structure 29; Normal open switch is made up of switch contact 221 and float electrode 24, also be installed in the annular groove 25, switch contact 221 electrically contacts with the lower end of firewire electrode 22, float electrode 24 is connected with the live wire of input power supply, float electrode 24 is an elastic sheet metal, float electrode 24 tops are provided with a switch push rod 26, and switch push rod 26 is close on the float electrode 24; Wherein, grounding electrode 23 is a sweep with the contact 23A of ground joint 13, and it is arranged on the top of normal open switch A.For prevent small articles or liquid enter in the groove between ring structure 28 and the newel 27 and influence the electrical effect that contacts of first, second connector, present embodiment also can be provided with a movable plate washer 3 in this groove, movable plate washer 3 lower ends are provided with and make its spring that resets 31.
Assembling sequence of the present invention is as follows:
The assembling of first connector: please refer to Fig. 2, at first zero line joint 11, live wire joint 12 are inserted from first connector, 1 upper end respectively, make zero line joint 11 be positioned at ring structure 14 inboards, make live wire joint 12 be close to interior ring structure 14 outsides, more annular ground joint 13 is arranged between interior ring structure 14 and the outer ring structure 15.
The assembling of second connector: please refer to Fig. 3, at first zero wire electrode 21 is enclosed within on the newel 27 of second connector 2, follow spring housing around zero wire electrode, again the lower end of zero wire electrode 21 and switch stator 211 are riveted together and constitute the zero line path of second connector, 2 lower ends, then firewire electrode 22 is enclosed within on the inboard of interior ring structure and the lower end and the switch contact 221 of firewire electrode 22 linked together, sideboard 28 is installed between newel 27 and the interior ring structure again, then switch actuating spare 26 is installed on second connector, at last float electrode 24 is installed on second connector 2, thereby has finished the assembling of second connector 2.
When first connector 1 inserts second connector 2, because the contact 23A of the grounding electrode 23 of second connector 2 is a sweep, it is arranged on the top of normal open switch A, annular ground joint 13 on first connector 1 at first contacts with grounding electrode 23 on second connector 2, then newel 27 that inserts second connector respectively along with the interior ring structure 14 and the outer ring structure 15 of first connector 1 and the groove between the interior ring structure 28 and in annular groove 25 between ring structure 28 and the outer ring structure 29, the zero line joint 11 of first connector 1, live wire joint 12 respectively with the zero wire electrode 21 of second connector 2, firewire electrode 22 contacts, and annular ground joint 13 moves down switch push rod 26, makes it promote float electrode 24 and down contacts with switch contact 221.
When first connector 1 is extracted from second connector 2, float electrode 24 is because self elastic recovery is up mobile, thereby disconnection float electrode 24 is connected with switch contact 221, and then disconnect firewire electrode 22 and be electrically connected with zero line joint 11 with live wire joint 12, zero wire electrode 21, just disconnect being connected of grounding electrode 23 and annular ground joint 23 at last.
Setting by above structure, when first, second connector separates, switch push rod 26 is by float electrode 24 jack-up up, switch contact 221 belongs to separated position with float electrode 24, the live wire of input power supply can't be connected to firewire electrode 23, even there is conductive body to fall in the groove between newel 27 and the interior ring structure 28, the phenomenon that also can not be short-circuited, thus guaranteed the safe handling of power supply; Because the contact of the grounding electrode 23 of second connector 2 is arranged on the top of normal open switch, therefore must make electrical equipment elder generation ground connection ability energized, elder generation could disconnect being connected of grounding electrode 23 and ground joint 13 behind the deenergization, further strengthened particularly high-power electric appliance safe in utilization of electrical equipment, in addition, zero wire electrode 21 and zero line joint 11, firewire electrode 22 and live wire joint 12 all are the plugs under the no electric situation, to the infringement minimizing of electrode, thereby have prolonged useful life of electric connector.
Claims (10)
1, a kind of electric connector, include first connector (1) and second connector (2), first connector (1) is provided with zero line joint (11) and live wire joint (12), be provided with corresponding zero wire electrode (21 and firewire electrode (22) in second connector (2), zero wire electrode (21) links to each other with the zero line of input power supply, firewire electrode (22) links to each other with the live wire of input power supply, it is characterized in that second connector (2) is provided with makes zero line joint (11) and zero wire electrode (21) connect or/and the normal open switch (A) that live wire joint (12) and firewire electrode (22) are connected after first connector (1) and second connector (2) are pegged graft, zero wire electrode (21) or/and firewire electrode (22) by normal open switch (A) with the input power supply zero line or/and live wire link to each other, first connector (1) is provided with ground joint (13), second connector (2) is provided with the grounding electrode (23) that cooperates with ground joint (13), and the contact position of ground joint (13) and grounding electrode (23) is positioned at the top of normal open switch (A).
2, electric connector according to claim 1, it is characterized in that above-mentioned zero wire electrode (21) links to each other with the zero line of input power supply, firewire electrode (22) links to each other by the live wire of normal open switch (A) with the input power supply, the float electrode (24) that normal open switch (A) includes switch contact (221) and is connected with the live wire of input power supply, switch contact (221) electrically contacts with the lower end of firewire electrode (22), float electrode (24) is an elastic sheet metal, the top of float electrode (24) is provided with switch push rod (26), and switch push rod (26) is close on the float electrode (24).
3, electric connector according to claim 1 is characterized in that above-mentioned zero wire electrode (21) is loop configuration, and its lower end and switch stator (211) are riveted together, and switch stator (211) links to each other with the zero line of input power supply.
4, according to each described electric connector of claim 1 to 3, it is characterized in that above-mentioned first connector (1) includes interior ring structure (14) and outer ring structure (15), zero line joint (11) places the inboard of interior ring structure (14), and live wire joint (12) is close to the outside of interior ring structure (14).
5, electric connector according to claim 4, it is characterized in that above-mentioned second connector (2) includes interior ring structure (28), outer ring structure (29) and is positioned at middle newel (27) zero wire electrode (21) of ring structure (28) is loop configuration, its be arranged on newel (27) around, firewire electrode (22) also is a loop configuration, and it is arranged on the inboard of interior ring structure (28).
6, electric connector according to claim 5 is characterized in that above-mentioned grounding electrode (23) is an elastic sheet metal, and it is installed in the annular groove (25) between interior ring structure (28) and the outer ring structure (29).
7, electric connector according to claim 6 is characterized in that above-mentioned normal open switch (A) also is installed in the annular groove (25).
8, electric connector according to claim 7 is characterized in that above-mentioned grounding electrode (23) is sweep with the contact (23A) that contacts of ground joint (13), and it is positioned at the top of normal open switch (A).
9, electric connector according to claim 8, it is characterized in that being provided with in the groove between ring structure (28) and the newel (27) in above-mentioned and prevent that small articles or liquid from entering the interior movable plate washer (3) of groove, the lower end of movable plate washer (3) is provided with and makes its spring that resets (31).
10, electric connector according to claim 9 is characterized in that above-mentioned first connector (1) and second connector (2) are for can rotate the cordless connector that cooperates in 360 ° of angular ranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100269629A CN101252241A (en) | 2008-03-24 | 2008-03-24 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100269629A CN101252241A (en) | 2008-03-24 | 2008-03-24 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101252241A true CN101252241A (en) | 2008-08-27 |
Family
ID=39955482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100269629A Pending CN101252241A (en) | 2008-03-24 | 2008-03-24 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101252241A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010081303A1 (en) * | 2009-01-19 | 2010-07-22 | 晶辉科技（深圳）有限公司 | Electrical connector |
| CN101662106B (en) * | 2008-09-09 | 2011-11-09 | 海洋王照明科技股份有限公司 | Explosion-proof connector |
| CN103024983B (en) * | 2011-09-23 | 2017-04-26 | 奥斯兰姆施尔凡尼亚公司 | Lighting device and method for controlling lighting device |
-
2008
- 2008-03-24 CN CNA2008100269629A patent/CN101252241A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662106B (en) * | 2008-09-09 | 2011-11-09 | 海洋王照明科技股份有限公司 | Explosion-proof connector |
| WO2010081303A1 (en) * | 2009-01-19 | 2010-07-22 | 晶辉科技（深圳）有限公司 | Electrical connector |
| CN101499590B (en) * | 2009-01-19 | 2014-12-03 | 晶辉科技（深圳）有限公司 | Electric connector |
| CN103024983B (en) * | 2011-09-23 | 2017-04-26 | 奥斯兰姆施尔凡尼亚公司 | Lighting device and method for controlling lighting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080827 |