A kind of electric connector
Technical field
The present invention relates to the electric connector of cordless electric appliance, particularly a kind of electric connector that is used in such as heating vessels such as insulating pot, coffee pots.
Background technology
Electrically connect by electric connector and power supply the electric-heating container (as insulating pot, coffee pot etc.).Electric-heating container in the market is (as insulating pot, coffee pot etc.) electric connector generally all comprise can in 360 ° of angular ranges, rotate cooperate on connector and lower connector, last connector is arranged on the heating container bottom, all be provided with conductor in last connector and the lower connector, and present this electric connector mainly adopts following two kinds of structures: first kind of structure is provided with the groove that cooperates with last connector on lower connector, be provided with conductor in the groove, interior back the contact with conductor makes electric-heating container and power connection thereby last connector is inserted into the groove of lower connector, detailed structure please refer to Chinese patent application number be 94194173.6 and application number be description in 99117976.5, but its conductor when lower connector does not insert of the lower connector groove in this structure is charged all the time, in case all there is the possibility of getting an electric shock in moist or careless touching, security incident takes place easily, and therefore there is certain potential safety hazard in the electric connector of this this structure of employing.
At above problem, Chinese patent application number is 00117109.7 to disclose a kind of connector of belt switch structure, can effectively address the above problem.But present connector uses in the product, the test request that INT is generally arranged, promptly work as last connector and lower connector and also can realize being electrically connected at the state that does not have complete combination, this is desired in order to prevent the base distortion, and Chinese patent 00117109.7 can't reach this test request.
The utility model content
The technical problem that the utility model solved is the defective that overcomes present electric connector, and a kind of electric connector rational in infrastructure, safe in utilization is provided.
In order to reach above purpose, the technical solution adopted in the utility model is: a kind of electric connector of cordless electric appliance, comprise can in 360 ° of angular ranges, rotate arbitrarily cooperate on connector and connector, last connector is installed in the electrical equipment bottom part body, lower connector is installed on the base, lower connector is provided with the annular groove of pegging graft and cooperating with last connector, be provided with ring shaped conductor in the annular groove, wherein ring shaped conductor is provided with and imports the elasticity movable conductor that power supply is connected, but last connector with the corresponding position of elasticity movable conductor on be provided with when last connector inserts and can connect with the elasticity moving-conductor, after last connector is taken away from base, can in time reset and disconnect the elasticity float electrode that is electrically connected with the elasticity movable conductor.
The top of above-mentioned elasticity float electrode is provided with to peg graft at last connector and lower connector can actuate the push rod that elasticity float electrode and elasticity movable conductor electrically contact when cooperating.
Above-mentioned elasticity movable conductor is fixed on the ring shaped conductor, or elasticity movable conductor and ring shaped conductor one are made.
Above-mentioned push rod is arranged in the ring groove.
The above-mentioned connector of going up includes outer shroud and interior ring, and the outside of interior ring and inboard are provided with conducting terminal respectively.
The arranged outside of ring has zero terminal in above-mentioned, and the inboard of interior ring is provided with fire line terminal, also is provided with annular earth terminal between interior ring and the outer shroud.
The newel that above-mentioned lower connector includes the interior ring of lower connector, lower connector outer shroud and is arranged on ring center in the lower connector, the newel surrounded by edges is provided with annular fire line terminal, above-mentioned ring shaped conductor is the inboard annular zero terminal of ring in being arranged on, and in the space in the lower connector between ring and the lower connector outer shroud earth terminal is installed also.
Above-mentioned elasticity float electrode is arranged in the lower connector in the space between the ring and lower connector outer shroud, and it is positioned at the top of elasticity movable conductor.
Above-mentioned push rod also is arranged in the lower connector in the space between the ring and lower connector outer shroud, and is positioned at the top of elasticity float electrode.
Be provided with the baffle plate that prevents that impurity from entering between the ring in the newel at ring center and the lower connector in the above-mentioned lower connector, the below of baffle plate is provided with the spring that it is resetted.
The beneficial effects of the utility model are: the utility model can make electrically contacting better between them by flexible movable conductor and flexible float electrode are set; In addition, after last connector was taken away from base, the elasticity float electrode can in time reset, thereby disconnected and being electrically connected of elasticity float electrode.
Description of drawings
Fig. 1 is the cutaway view of connector on the utility model;
Fig. 2 is the cutaway view of the utility model lower connector;
Fig. 3 is a conductor schematic diagram among Fig. 2;
Fig. 4 is the schematic diagram of the utility model second embodiment.
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.
Embodiment 1:
Please refer to Fig. 1 to Fig. 3, be preferred embodiment of the present utility model.The utility model electric connector comprise can in 360 ° of angular ranges, rotate arbitrarily cooperate on connector 1 and lower connector 2, last connector 1 is installed in the electrical equipment bottom part body, lower connector 2 is installed on the base 3, lower connector 2 is provided with the annular groove 21 of pegging graft and cooperating with last connector 1, be provided with ring shaped conductor 22 in the annular groove 21, wherein ring shaped conductor 22 is provided with and imports the elasticity movable conductor 23 that power supply is connected, but last connector 1 with elasticity movable conductor 23 corresponding positions on be provided with when last connector 1 inserts and can connect with elasticity moving-conductor 23, after last connector 1 is taken away from base, can in time reset and disconnect the elasticity float electrode 24 that is electrically connected with elasticity movable conductor 23.
In the present embodiment, the top of above-mentioned elasticity float electrode 24 is provided with to peg graft at last connector 1 and lower connector 2 can actuate the push rod 25 that elasticity float electrode 24 and elasticity movable conductor 23 electrically contact when cooperating.
Above-mentioned elasticity movable conductor 23 is fixed on the ring shaped conductor 22, or elasticity movable conductor 23 is made with ring shaped conductor 22 one.Above-mentioned push rod 25 is arranged in the ring groove 21.
The above-mentioned connector 1 of going up includes outer shroud 14 and interior ring 15, and the outside of interior ring 15 and inboard are provided with conducting terminal respectively.In the present embodiment, the arranged outside of above-mentioned interior ring 15 has zero terminal 11, and the inboard of interior ring 15 is provided with fire line terminal 12, also is provided with annular earth terminal 13 between interior ring 15 and the outer shroud 15.
The newel that above-mentioned lower connector 2 includes the interior ring 20 of lower connector, lower connector outer shroud 21 and is arranged on ring 20 centers in the lower connector, the newel surrounded by edges is provided with annular fire line terminal 29, above-mentioned ring shaped conductor 22 also is equipped with earth terminal 26 for the annular zero terminal of ring 20 inboards in being arranged in the space 21A in the lower connector between ring 20 and the lower connector outer shroud 21.
In the present embodiment, above-mentioned elasticity float electrode 24 is arranged in the lower connector in the space 21A between the ring 20 and lower connector outer shroud 21, and it is positioned at the top of elasticity movable conductor 23.Above-mentioned push rod 25 also is arranged in the lower connector in the space 21A between the ring 20 and lower connector outer shroud 21, and is positioned at the top of elasticity float electrode 24.
In addition, be provided with the baffle plate 27 that prevents that impurity from entering between the ring 20 in the newel at ring 20 centers and the lower connector in the above-mentioned lower connector, the below of baffle plate 27 is provided with and makes its spring that resets 28.
The utility model is when work, when last connector 1 inserts lower connector 2, the annular grounding electrode 13 of last connector 1 and interior ring 15 are against respectively on push rod 25 and the plate washer 27, and it is moved down, the fire line terminal 12 of connector is contacted with the annular fire line terminal 29 of lower connector, the zero terminal 11 of last connector contacts with the annular zero terminal of lower connector, and push rod 25 extruding elasticity float electrodes 24 make it contact with elasticity movable conductor 23, thus conducting the electric connection of power supply and last connector.In addition, the annular earth terminal 11 of last connector also contacts with the earth terminal 26 of lower connector.
Please refer to Fig. 4, be another embodiment of the utility model, the present embodiment place different with first embodiment is: push rod 25 is arranged on the base 3, and push rod 25 is that the elasticity movable conductor 23 of impelling by container bottom contacts with elasticity float electrode 24.Other structures and first embodiment are basic identical.In this embodiment, the lower end of push rod 25 is fixed on the elasticity float electrode 24, and the upper end protrudes upward base 3, and the bottom of push rod 25 and elasticity movable conductor 23 butts, and push rod 25 is limited in the space between elasticity movable conductor 23 and the base 3 movably; When container was placed on the base 3, the bottom of container impelled push rod 25 to move down, and then elasticity float electrode 24 is contacted with elasticity movable conductor 23.