CN201966360U - Charging pile electric connector - Google Patents
Charging pile electric connector Download PDFInfo
- Publication number
- CN201966360U CN201966360U CN2010206248648U CN201020624864U CN201966360U CN 201966360 U CN201966360 U CN 201966360U CN 2010206248648 U CN2010206248648 U CN 2010206248648U CN 201020624864 U CN201020624864 U CN 201020624864U CN 201966360 U CN201966360 U CN 201966360U
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- contact
- plug
- socket
- lock pin
- power supply
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Abstract
The utility model discloses a charging pile electric connector, which comprises a plug and a socket, wherein the plug and the socket are respectively provided with a plug cavity and a socket cavity, a plurality of contact pairs which are adaptive to each other are arranged inside the plug cavity and the socket cavity, each contact pair comprises a power supply contact pair, a grounding contact pair and a control contact pair, the valid contact length of the grounding contact pair is more than that of the power supply contact pair, the valid contact length of the power supply contact pair is more than that of the control contact pair, and the pug or the socket is also provided with a plugging position detecting switch. Due to adoption of the charging pile electric connector, the problems of the prior art that the control circuit is easy to damage when the charging pile electric connector is plugged and unplugged, and a socket connector is easy to burn when the charging pile electric connector is not completely well plugged can be solved. The damage of the control circuit can be avoided when the charging pile electric connector is plugged and unplugged, the possibility that the socket connector is burned when the charging pile electric connector is not completely well plugged also can be remarkably reduced, and high practical value can be realized.
Description
Technical field
The utility model relates to a kind of connector, relates in particular to a kind of charging pile electric connector that is used for charging electric vehicle.
Background technology
Along with the high speed development of automobile industry, automobile is more and more, correspondingly, situation in short supply has day by day appearred in mineral resources such as oil, in order to tackle this situation, all the released one after another policy of multinomial promotion electric automobile development of each state, various electric automobiles also release one after another like the mushrooms after rain.But, using and promoting of electric automobile not only is exactly to produce electric automobile to sell in consumer's hand simple like that, the development of electric automobile is a great system engineering, wherein, supporting charging engineering is exactly a requisite support system, and it is the same with the gas station of orthodox car, it is essential important component in the whole electric automobile traffic operation system, in a sense, solved the charging problem of electric automobile, electric automobile could really enter huge numbers of families.Open day is on May 26th, 2010, publication number is that the Chinese patent file of CN201489602U discloses a kind of electric vehicle charging stake system and electric connector thereof, comprise master controller, display, electric connector, self check state indicating module, trigger switch, DC power supply, the integrated electric connector of described electric connector, described display, self check state indicating module, DC power supply are electrically connected with master controller respectively, electric source line interface in the electric connector is electrically connected with master controller by trigger switch, and data line interface directly is electrically connected with master controller.Also can comprise a card reader that is used to read vehicle user information, this card reader directly is electrically connected with master controller.Also relate to a kind of electric connector, comprise data line interface and electric source line interface, data line interface and electric source line interface are formed in one.This charging pile electric connector has adopted common attaching plug and the USB interface that is used to the to transmit data version that unites two into one, simplified operating procedure to a certain extent, but there is bigger potential safety hazard in this connector when plug, because the charging current of electric automobile is relatively large, electric discharge phenomena appear in connector its contact jaw when plug easily, the highfield that discharge causes is easy to be delivered to control circuit by the USB interface that transmits data, thereby causes control circuit to damage.In addition, the connector of big electric current is higher to the reliability requirement of its contact, under plugs and sockets is not pegged graft good situation fully, though circuit can be connected, but easily because the bad contact resistance that causes of contact condition of connector is excessive, time one length is easy to burn connector.
The utility model content
Damage control circuit easily during plug that the utility model exists for the charging pile electric connector that solves prior art and the good situation of pegging graft fully under burn out the problem of connector easily, provide a kind of can avoid when plug, damaging control circuit and the good situation of pegging graft fully under burn out the charging pile electric connector of connector.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of charging pile electric connector, comprise plug and socket, be respectively equipped with plug cavity and socket cavity on plug and the socket, be provided with in described plug cavity and the socket cavity a plurality of adaptive mutually contact right, described contact is right to comprising the power supply contact, ground contact to and the control contact right, contact right effective contact length greater than the right effective contact length of described power supply contact describedly, the right effective contact length of power supply contact contacts right effective contact length greater than described control, also be provided with the plug-in position sense switch on described plug or the socket, when described plug and described socket plug together, the sense switch action.The plug-in position sense switch is set on plug or socket, whether the grafting that sense switch can detect socket and plug puts in place, can guarantee like this when the socket and plug grafting puts in place, could be to the power supply contact to energising, the situation of having avoided energising under the bad situation of connector contact condition and having burnt connector, thus the fail safe of charging guaranteed.In addition, contact right effective contact length in ground contacts right effective contact length greater than power supply, the right effective contact length of power supply contact contacts the structural design of right effective contact length greater than control, guaranteed that the ground contact is right, the power supply contact is to reaching the control contact to engaging or disjunction in the different time, be that plug and socket are when plugging together, the ground contact is at first engaging, the power supply contact is to engaging after the time-delay regular hour, the control contact delay time after the regular hour again to engaging, the process of disjunction is then opposite, the problem that can effectively avoid connector to occur easily discharging and cause control circuit to damage because of its contact jaw when plug has like this been eliminated potential safety hazard.Effective contact length described here is an abutment to the displacement of lock pin in sleeve when lock pin inserts sleeve fully when beginning to electrically contact of last lock pin and sleeve.
As preferably, also be provided with locking switch on the socket, described locking switch is a solenoid-operated switch.Locking switch is that system is locked with socket and plug by locking switch, can not arbitrarily extract, to guarantee the safety of charging after plug and socket plug together.Locking switch is the circuit control by charging pile, and it can also discern charging people's identity by control system, can't be by the plug release of having locked not being extracted from socket under the situation of identity validation.
As preferably, contact to comprise contact to lock pin and with contact the suitable contact of lock pin sleeve, contact lock pin be arranged in the plug cavity of described plug, contact sleeve be arranged in the socket cavity of described socket.Also can adopt the structure in the plug cavity that contact is arranged in the socket cavity of socket to lock pin, contact is arranged on plug to sleeve.
As preferably, the plug-in position sense switch is arranged on the bottom of the socket cavity of the plug cavity of described plug or described socket.The bottom of plug cavity or socket cavity is that plug and socket plug together last contact position, when plug or socket contact detection switch, just represents that plug and socket have been pegged graft to finish, and has possessed the condition of energising.
As preferably, locking switch is arranged on the socket cavity sidewall of described socket, and the plug cavity sidewall of described plug is provided with shrinkage pool, and the position of shrinkage pool and the position of locking switch are suitable.Shrinkage pool is used to lock the locked connector of switch.
As preferably, the power supply contact is to being no less than two, the power supply contact to the length of lock pin with contact equal in length to lock pin, the top that power supply contacts lock pin is provided with the insulation plug.The insulation plug be contact to situation that may be charged under, prevent to point accident touch contact to and the danger of getting an electric shock takes place.In addition, being provided with of insulation plug can make the right effective contact length of power supply contact less than the right effective length of ground contact.
As preferably, control contact is to being two, one of them control contact to the length of lock pin with contact lock pin or power supply contacted equal in length to lock pin, another control contact to the length of lock pin less than the ground contact to lock pin or power supply contact length to lock pin, the control contact to the diameter of lock pin less than the ground contact to lock pin or power supply contact diameter to lock pin.Control contact last joint in the time of can guaranteeing like this that plug engages with socket, and plug is controlled during with the socket disjunction and contacted disjunction at first.
As preferably, plug is provided with connecting ring, and connecting ring is provided with three helical form draw-in grooves, and socket is provided with three bails, and bail and draw-in groove are suitable, and described connecting ring rear portion is provided with retainer ring, and the cooperation place of connecting ring and retainer ring is provided with many balls.Be that three helical form draw-in grooves being provided with and three bails on the socket spin on the plug connecting ring, be after plug and socket plug together, connecting ring will rotate 120 degree backs and bail locking, connecting ring on the plug and plug body have adopted the design of ball, make three helical form draw-in grooves and socket be provided with three bails and can realize pushing automatic rotation engagement, the function that the ring that is rotatably connected just can make draw-in groove separate with bail.In the time of plug insertion socket, only need push hard, connecting ring can be rotated in place automatically with bail and lock, but can not directly extract, after need exerting oneself when extracting just to rotate 120 degree counterclockwise, plug could break away from socket, but when draw-in groove separates fully with bail, the power supply contact to lock pin contact with power supply to sleeve, contact to lock pin with contact sleeve still kept in touch well.
The beneficial effects of the utility model are: damage control circuit easily when it has solved the plug that the charging pile electric connector of prior art exists effectively and the good situation of pegging graft fully under burn out the problem of connector easily, the utility model can avoid damaging control circuit when plug, the possibility that burns out connector under the good situation of not pegging graft fully also significantly reduces, and has very high practical value.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model charging pile electrical connector plug.
Fig. 2 is the sectional structure schematic diagram of A among Fig. 1-A face.
Fig. 3 is the sectional structure schematic diagram of B among Fig. 1-B face.
Fig. 4 is a kind of structural representation of the utility model charging pile electric connector socket.
Fig. 5 is the sectional structure schematic diagram of A among Fig. 4-A face.
Fig. 6 is the sectional structure schematic diagram of B among Fig. 4-B face.
Fig. 7 is the sectional structure schematic diagram of C among Fig. 4-C face.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings the embodiment of technical solutions of the utility model is further described.
The charging pile electric connector of embodiment 1, comprise that plug 1(sees Fig. 1) see Fig. 4 with socket 2(), be respectively equipped with plug cavity (see figure 2) and socket cavity (seeing Fig. 5 Fig. 6) on plug and the socket, be provided with in described plug cavity and the socket cavity 7 mutual adaptive contact right, described contact to comprise the contact of two power supplys to, ground contact to and two control contacts right, contact to comprise contact to lock pin and with contact the suitable contact of lock pin sleeve, contact is arranged on lock pin in the plug cavity 5 of plug, and contact is arranged in the socket cavity 6 of socket sleeve.Power supply contact contacts equal in length to lock pin 9 to the length of lock pin 8 with ground, the top that power supply contacts lock pin is provided with the plug 10 that insulate.Control contact to the length of lock pin 11 with contact lock pin or power supply contacted equal in length to lock pin, another control contact to the length of lock pin less than the ground contact to lock pin or power supply contact length (see figure 3) to lock pin, the control contact to the diameter of lock pin less than the ground contact to lock pin or power supply contact diameter to lock pin.Socket be provided with plug on contact to the contact of the corresponding power supply of lock pin to sleeve 15, contact sleeve 16 and control contact sleeve 17.Contact right effective contact length in ground contacts right effective contact length greater than described power supply, and the right effective contact length of power supply contact contacts right effective contact length greater than described control.Also be provided with plug-in position sense switch 3 on the described socket, the plug-in position sense switch is arranged on the bottom of the socket cavity of socket, when described plug and described socket plug together, and the sense switch action.
Also be provided with locking switch 4(on the socket and see Fig. 7), described locking switch is a solenoid-operated switch, locking switch is arranged on the socket cavity sidewall of described socket, and the plug cavity sidewall of described plug is provided with shrinkage pool 7, and the position of shrinkage pool and the position of locking switch are suitable.Plug is provided with connecting ring 12, and connecting ring is provided with three helical form draw-in grooves 13, and socket is provided with three bails 14, and bail and draw-in groove are suitable, and described connecting ring rear portion is provided with retainer ring 19, and the cooperation place of connecting ring and retainer ring is provided with many balls 18.
The charging pile electric connector of embodiment 2 adopts the structure in the plug cavity that contact is arranged in the socket cavity of socket to lock pin, contact is arranged on plug to sleeve, and the plug-in position sense switch is arranged on the plug cavity bottom of plug, and all the other are identical with embodiment 1.
Contact right effective contact length greater than the right effective contact length of power supply contact of the present utility modelly, the right effective contact length of power supply contact contacts the structural design of right effective contact length greater than control, guaranteed that the ground contact is right, the power supply contact is to reaching the control contact to engaging or disjunction in the different time, be that plug and socket are when plugging together, the ground contact is at first engaging, the power supply contact is to engaging after the time-delay regular hour, the control contact delay time after the regular hour again to engaging, the process of disjunction then contacts first disjunction for control, the power supply contact is to disjunction after the time-delay regular hour, delay time again and contact disjunction after the regular hour, the problem that can effectively avoid connector to occur easily discharging and cause control circuit to damage because of its contact jaw when plug has like this been eliminated potential safety hazard.Structure of the present utility model can guarantee that dissimilar contacts is to having greater than the time difference more than 40 milliseconds in joint or breaking course.In addition, the plug-in position sense switch is set on plug or socket, whether the grafting that sense switch can detect socket and plug puts in place, can guarantee like this when the socket and plug grafting puts in place, could be to the power supply contact to energising, the situation of having avoided energising under the bad situation of connector contact condition and having burnt connector, thus the fail safe of charging guaranteed.
Claims (8)
1. charging pile electric connector, comprise plug and socket, be respectively equipped with plug cavity and socket cavity on plug and the socket, be provided with in described plug cavity and the socket cavity a plurality of adaptive mutually contact right, it is characterized in that: described contact is right to comprising the power supply contact, ground contact to and the control contact right, contact right effective contact length greater than the right effective contact length of described power supply contact describedly, the right effective contact length of power supply contact contacts right effective contact length greater than described control, also be provided with plug-in position sense switch (3) on described plug (1) or the socket (2), when described plug and described socket plug together, the sense switch action.
2. charging pile electric connector according to claim 1 is characterized in that: also be provided with locking switch (4) on the described socket, described locking switch is a solenoid-operated switch.
3. charging pile electric connector according to claim 1, it is characterized in that: described contact to comprise contact to lock pin and with contact the suitable contact of lock pin sleeve, contact is arranged on lock pin in the plug cavity (5) of described plug, and contact is arranged in the socket cavity (6) of described socket sleeve.
4. charging pile electric connector according to claim 1 is characterized in that: described plug-in position sense switch is arranged on the bottom of the socket cavity of the plug cavity of described plug or described socket.
5. charging pile electric connector according to claim 2, it is characterized in that: described locking switch is arranged on the socket cavity sidewall of described socket, the plug cavity sidewall of described plug is provided with shrinkage pool (7), and the position of shrinkage pool and the position of locking switch are suitable.
6. according to claim l or 2 or 3 or 4 or 5 described charging pile electric connectors, it is characterized in that: power supply contacts being no less than two, power supply contact contacts equal in length to lock pin (9) to the length of lock pin (8) with ground, the top that power supply contacts lock pin is provided with the plug (10) that insulate.
7. according to claim l or 2 or 3 or 4 or 5 described charging pile electric connectors, it is characterized in that: control contact is to being two, one of them control contact to the length of lock pin (11) with contact lock pin or power supply contacted equal in length to lock pin, another control contact to the length of lock pin less than the ground contact to lock pin or power supply contact length to lock pin, the control contact to the diameter of lock pin less than the ground contact to lock pin or power supply contact diameter to lock pin.
8. according to claim l or 2 or 3 or 4 or 5 described charging pile electric connectors, it is characterized in that: described plug is provided with connecting ring (12), connecting ring is provided with three helical form draw-in grooves (13), socket is provided with three bails (14), bail and draw-in groove are suitable, described connecting ring rear portion is provided with retainer ring (19), and the cooperation place of connecting ring and retainer ring (19) is provided with many balls (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206248648U CN201966360U (en) | 2010-11-25 | 2010-11-25 | Charging pile electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206248648U CN201966360U (en) | 2010-11-25 | 2010-11-25 | Charging pile electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201966360U true CN201966360U (en) | 2011-09-07 |
Family
ID=44528912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206248648U Expired - Lifetime CN201966360U (en) | 2010-11-25 | 2010-11-25 | Charging pile electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201966360U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820587A (en) * | 2012-07-27 | 2012-12-12 | 中航光电科技股份有限公司 | Connector |
| CN103746235A (en) * | 2013-12-26 | 2014-04-23 | 郭蒙恩 | Electric automobile parking garage and charging connector thereof |
| CN104966963A (en) * | 2015-07-18 | 2015-10-07 | 大洋泊车股份有限公司 | Charging plug and charging garage |
| CN105449469A (en) * | 2015-12-24 | 2016-03-30 | 北京新能源汽车股份有限公司 | Electric connector and vehicle |
| CN107351722A (en) * | 2017-08-02 | 2017-11-17 | 沈梦佳 | A kind of new-energy automobile device |
| CN109591916A (en) * | 2019-01-16 | 2019-04-09 | 江苏科瑞恩自动化科技有限公司 | A kind of self-charging type laser navigation anticollision carrier |
| CN110768068A (en) * | 2019-10-30 | 2020-02-07 | 中航光电科技股份有限公司 | Connector with measurable plugging distance and plugging distance testing method |
| WO2021184730A1 (en) * | 2020-03-19 | 2021-09-23 | 卧龙电气驱动集团股份有限公司 | Lithium battery control system supporting hot swap and control method therefor |
-
2010
- 2010-11-25 CN CN2010206248648U patent/CN201966360U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820587B (en) * | 2012-07-27 | 2014-10-22 | 中航光电科技股份有限公司 | Connector |
| CN102820587A (en) * | 2012-07-27 | 2012-12-12 | 中航光电科技股份有限公司 | Connector |
| CN103746235A (en) * | 2013-12-26 | 2014-04-23 | 郭蒙恩 | Electric automobile parking garage and charging connector thereof |
| CN104966963A (en) * | 2015-07-18 | 2015-10-07 | 大洋泊车股份有限公司 | Charging plug and charging garage |
| CN104966963B (en) * | 2015-07-18 | 2017-10-03 | 大洋泊车股份有限公司 | One kind charging plug and charging garage |
| CN105449469B (en) * | 2015-12-24 | 2019-04-05 | 北京新能源汽车股份有限公司 | Electric connector and vehicle |
| CN105449469A (en) * | 2015-12-24 | 2016-03-30 | 北京新能源汽车股份有限公司 | Electric connector and vehicle |
| CN107351722A (en) * | 2017-08-02 | 2017-11-17 | 沈梦佳 | A kind of new-energy automobile device |
| CN107351722B (en) * | 2017-08-02 | 2018-10-19 | 诸暨市代宇软件科技有限公司 | A kind of new-energy automobile device |
| CN109591916A (en) * | 2019-01-16 | 2019-04-09 | 江苏科瑞恩自动化科技有限公司 | A kind of self-charging type laser navigation anticollision carrier |
| CN110768068A (en) * | 2019-10-30 | 2020-02-07 | 中航光电科技股份有限公司 | Connector with measurable plugging distance and plugging distance testing method |
| CN110768068B (en) * | 2019-10-30 | 2021-04-20 | 中航光电科技股份有限公司 | Connector with measurable plugging distance and plugging distance testing method |
| WO2021184730A1 (en) * | 2020-03-19 | 2021-09-23 | 卧龙电气驱动集团股份有限公司 | Lithium battery control system supporting hot swap and control method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |
|
| CX01 | Expiry of patent term |