CN117239460B - Electric automobile quick charge terminal and supporting charging equipment thereof - Google Patents
Electric automobile quick charge terminal and supporting charging equipment thereof Download PDFInfo
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- CN117239460B CN117239460B CN202311521578.7A CN202311521578A CN117239460B CN 117239460 B CN117239460 B CN 117239460B CN 202311521578 A CN202311521578 A CN 202311521578A CN 117239460 B CN117239460 B CN 117239460B
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- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of charging terminals, in particular to an electric automobile quick charging terminal and matched charging equipment thereof. The charging socket comprises an anode pin and a cathode pin, and the cathode pin is arranged adjacent to the right lower part of the anode pin; the charging plug comprises an anode contact post and a cathode contact post, wherein the cathode contact post is arranged below the anode contact post in a nearby manner, and the center distance between the anode pin and the cathode pin is equal to the center distance between the anode contact post and the cathode contact post. According to the invention, under the action of the gravity of the charging plug, the positive electrode contact plate and the negative electrode contact plate are respectively pressed down on the positive electrode pin and the negative electrode pin, so that the contact stability of the positive electrode contact plate and the positive electrode pin and the negative electrode contact plate and the negative electrode pin is improved, and even if the positive electrode pin and the negative electrode pin are worn in the subsequent use process, the positive electrode contact plate and the positive electrode pin as well as the negative electrode contact plate and the negative electrode pin can be stably contacted.
Description
Technical Field
The invention relates to the technical field of charging terminals, in particular to an electric automobile quick charging terminal and matched charging equipment thereof.
Background
Usually, the charging terminals of the electric automobile are connected in a plug-in mode, and the plug is directly inserted into a charging hole in the automobile. The plug and charging aperture are typically shaped and sized to ensure proper alignment and connection. Upon insertion, the corresponding pins and contacts of the plug and socket will automatically contact and then current/signals flow through the contacts to the pins.
However, the pins of the normal charging terminals are inserted into the contactor, and the normal charging terminals are fixedly clamped with the vehicle through the clamping pieces on the charger after the normal charging terminals are inserted into the contactor, so that the charger cannot move. After the pins are damaged, the contactor cannot actively laminate the pins due to the limitation of the charger, so that the damaged pins and the contactor have poor contact, and the poor contact between the pins and the contactor is conceivable, so that the need for providing the electric automobile quick charging terminal and the matched charging equipment thereof is urgent.
Disclosure of Invention
The invention aims to provide a quick charging terminal of an electric automobile and matched charging equipment thereof, so as to solve the problems in the background technology.
In order to achieve the above object, one of the objects of the present invention is to provide a quick charge terminal for an electric vehicle, which includes a charge socket and a charge plug, the charge socket includes a positive electrode pin and a negative electrode pin, and the negative electrode pin is disposed adjacent to a position right below the positive electrode pin;
the charging plug includes positive pole contact post and negative pole contact post, the setting of negative pole contact post is adjacent positive pole contact post under, and the centre of a circle distance between positive pole pin and the negative pole pin equals with the centre of a circle distance between positive pole contact post and the negative pole contact post, wherein:
the positive contact post is axially provided with a positive access hole, a positive contact hole is formed in the positive contact post in the axial direction, and is deviated from the positive contact post in the positive direction from the positive access hole in the inner side, a positive contact plate is arranged on the upper side in the positive contact hole, and the positive access hole is communicated with the positive contact hole;
a negative electrode access hole is formed in the axial direction of the negative electrode contact post, a negative electrode contact hole is formed in the inner side of the negative electrode access hole and is deviated from the axial direction of the negative electrode contact post to the right above, a negative electrode contact plate is arranged on the upper side in the negative electrode contact hole, and the negative electrode access hole is communicated with the negative electrode contact hole;
when charging, the positive electrode pin is attached to the positive electrode contact plate in the positive electrode contact hole;
the negative electrode pin is attached to the negative electrode contact plate in the negative electrode contact hole.
In the scheme, the method comprises the following steps: the axis of the positive electrode access hole 210A is collinear with the axis of the positive electrode pin 110, then the positive electrode contact post 210 is close to the positive electrode pin 110 along the axis of the positive electrode access hole, in the process of approaching, the lower surface of the positive electrode contact hole 210B is contacted with the positive electrode pin 110 to form a contact point, then the positive electrode contact post 210 is rotated by taking the contact point as a circle center, so that the axis of the positive electrode contact post is collinear with the axis of the positive electrode pin 110, then the positive electrode contact hole 210B is sleeved outside the positive electrode pin 110 along the axis of the positive electrode pin 110, and meanwhile, the negative electrode contact hole 220B is sleeved outside the negative electrode pin 120; the docked positive electrode pin 110 is attached to the positive electrode contact plate 211, and the negative electrode contact plate 221 is attached to the negative electrode pin 120, so that the charging socket 100 and the charging plug 200 are connected.
In addition, when the heads of the positive electrode pin 110 and the negative electrode pin 120 face upward and the charging plug 200 is horizontally pulled out, the positive electrode pin 110 and the negative electrode pin 120 block the charging plug 200, the positive electrode pin 110 and the negative electrode pin 120 are used for limiting the charging plug 200, the separation position of the positive electrode contact hole 210B and the positive electrode pin 110 is contacted with the positive electrode pin 110 to form a fulcrum, then under the action of the gravity of the charging plug 200, the positive electrode contact plate 211 and the negative electrode contact plate 221 are respectively pressed on the positive electrode pin 110 and the negative electrode pin 120, so that the contact stability of the positive electrode contact plate 211 and the positive electrode pin 110 and the negative electrode contact plate 221 and the negative electrode pin 120 is improved, and even if the positive electrode pin 110 and the negative electrode pin 120 are worn in the subsequent use process, the positive electrode contact plate 211 and the positive electrode pin 110 and the negative electrode contact plate 221 can be stably contacted with the negative electrode pin 120.
The invention also aims to provide a matched charging device of the quick charging terminal of the electric automobile, which comprises a power receiving main body, a charger main body, a vehicle and power supply equipment, wherein the power receiving main body is connected with the vehicle and fixed on the vehicle, and the charger main body is connected with the power supply equipment through a cable; the head of charger main part sets up the interior seat, first jack and second jack have been seted up to corresponding anodal contact post and negative pole contact post on the interior seat, anodal contact post and negative pole contact post peg graft respectively in first jack and second jack.
In the scheme, the method comprises the following steps: the head of the charger main body 400 is bent downward, and in the most comfortable holding state of the user, the positive electrode inlet hole 210A and the negative electrode inlet hole 220A are coaxial with the positive electrode pin 110 and the negative electrode pin 120 which are inclined upward, and the charger main body 400 can be released after the electric socket 100 and the charging plug 200 are connected, because the positive electrode contact plate 211 and the negative electrode contact plate 221 have blocked the positive electrode contact post 210 and the negative electrode contact post 220 from rotating clockwise; meanwhile, the positive contact post 210 and the negative contact post 220 are limited to horizontally move outwards through the positive pin 110 and the negative pin 120, so that the locking of the charger main body 400 is completed through the matching of the positive pin 110 and the negative pin 120 with the positive contact hole 210B and the negative contact hole 220B, and the way of releasing the locking is to rotate the charger main body 400 anticlockwise, so that the positive inlet hole 210A and the negative inlet hole 220A are coaxial with the positive pin 110 and the negative pin 120, and then the charger main body is pulled out.
Further, the outer seat is slidably connected to the outer seat, the second base is fixed on the power connection main body, the sum of the included angle between the second base and the positive electrode contact post and the inclination angle of the positive electrode pin is equal to 90 °, after the charger main body 400 is locked, the outer seat 250 is pushed to enable the functional pin 130 to be clamped with the gap between the first touch plate 2511 and the second touch plate 2512, so that the charger main body 400 is further locked.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a charging socket according to the present invention;
FIG. 3 is a schematic diagram of a charging plug according to the present invention;
FIG. 4 is a cross-sectional view of a contact beam structure of the present invention;
FIG. 5 is a schematic view of the structure of the automobile body, the charger body and the charging terminal according to the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5A in accordance with the present invention;
FIG. 7 is a schematic diagram of the side structures of the positive and negative pins and the contact stud of the present invention;
FIG. 8 is a schematic view of a functional contact structure according to the present invention;
FIG. 9 is a schematic diagram of a connection state structure of a functional pin and a functional contact according to the present invention;
fig. 10 is a schematic structural diagram of the connection state of the positive and negative electrode pins and the contact pillars of the present invention.
The meaning of each reference sign in the figure is:
100. a charging socket; 110. a positive electrode pin; 120. a negative electrode pin; 130. a functional pin; 140. a first base; 150. a second base; 200. a charging plug; 210. a positive electrode contact post; 210A, positive electrode inlet hole; 210B, an anode contact hole; 211. a positive electrode contact plate; 220. a negative electrode contact post; 220A, negative electrode inlet hole; 220B, a negative electrode contact hole; 221. a negative electrode contact plate; 230. a functional hole; 240. an inner seat; 240A, a first jack; 240B, a second jack; 250. an outer seat; 251. a functional contact; 2511. a first touch plate; 2512. a second touch plate; 300. a power connection main body; 400. a charger main body.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Usually, the charging terminals of the electric automobile are connected in a plug-in mode, and the plug is directly inserted into a charging hole in the automobile. The plug and charging aperture are typically shaped and sized to ensure proper alignment and connection. Upon insertion, the corresponding pins and contacts of the plug and socket will automatically contact and then current/signals flow through the contacts to the pins.
The invention provides a quick charging terminal of an electric automobile, as shown in fig. 1-3, which comprises a charging socket 100 and a charging plug 200, wherein the charging socket 100 comprises a positive electrode pin 110 and a negative electrode pin 120, the negative electrode pin 120 is arranged adjacent to the positive lower part of the positive electrode pin 110, the charging plug 200 comprises a positive electrode contact post 210 and a negative electrode contact post 220, the negative electrode contact post 220 is arranged adjacent to the positive lower part of the positive electrode contact post 210, the center distance between the positive electrode pin 110 and the negative electrode pin 120 is equal to the center distance between the positive electrode contact post 210 and the negative electrode contact post 220, so that the consistency of the insertion of the positive electrode pin 110 and the positive electrode contact post 210 and the insertion of the negative electrode pin 120 and the negative electrode contact post 220 is ensured, as shown in fig. 4, the positive electrode contact post 210 is axially provided with a positive electrode inlet 210A, the upper side of the positive electrode contact post 210A is laterally offset from the positive electrode contact post 210B axially, the upper side of the positive electrode contact post 210B is provided with a positive electrode contact plate 211, the positive electrode contact post 210A is communicated with the positive electrode contact hole 210B, the axial inlet 220A lateral side of the negative electrode contact post 220A is provided with a negative electrode contact post 220B, and the upper side of the negative electrode contact post 220B is axially offset from the negative electrode contact post 220B is provided with a negative electrode contact post 220.
It should be noted that, considering that the charging plug 200 is in a movable state, the positional relationship of the structure on the charging plug 200 will change with the change of the position of the charging plug 200, and for the sake of uniformity, the above description about the positional relationship of the structure on the charging plug 200 is determined in a state after the charging plug is docked with 100.
In use, as shown in fig. 6, the axis of the positive electrode inlet hole 210A is collinear with the axis of the positive electrode pin 110 (at this time, the axis of the negative electrode inlet hole 220A is collinear with the axis of the negative electrode pin 120), then the positive electrode contact post 210 is made to approach the positive electrode pin 110 along the axis thereof (the negative electrode contact post 220 is synchronously close to the negative electrode pin 120, and the rear negative electrode contact post 220 is synchronously rotated with the positive electrode contact post 210), in the approaching process, the lower surface of the positive electrode contact hole 210B forms a contact point with the positive electrode pin 110, then the positive electrode contact post 210 is rotated around the contact point as a center of a circle, so that the axis of the positive electrode contact post 210 is collinear with the axis of the positive electrode pin 110, then the positive electrode contact hole 210B is sleeved outside the positive electrode pin 110 along the axis of the positive electrode pin 110, and meanwhile, the negative electrode contact hole 220B is sleeved outside the negative electrode pin 120, and fig. 7 shows the state after the butt joint of the positive electrode pin 110 and the negative electrode contact plate 211, and the negative electrode contact plate 221 are attached to the negative electrode pin 120, so that the charging socket 100 and the charging plug 200 are connected.
In addition, when the heads of the positive electrode pin 110 and the negative electrode pin 120 face upward and the charging plug 200 is horizontally pulled out, the positive electrode pin 110 and the negative electrode pin 120 block the charging plug 200, the positive electrode pin 110 and the negative electrode pin 120 are used for limiting the charging plug 200, the separation position of the positive electrode contact hole 210B and the positive electrode pin 110 is contacted with the positive electrode pin 110 to form a fulcrum, then under the action of the gravity of the charging plug 200, the positive electrode contact plate 211 and the negative electrode contact plate 221 are respectively pressed on the positive electrode pin 110 and the negative electrode pin 120, so that the contact stability of the positive electrode contact plate 211 and the positive electrode pin 110 and the negative electrode contact plate 221 and the negative electrode pin 120 is improved, and even if the positive electrode pin 110 and the negative electrode pin 120 are worn in the subsequent use process, the positive electrode contact plate 211 and the positive electrode pin 110 and the negative electrode contact plate 221 can be stably contacted with the negative electrode pin 120.
Preferably, as shown in fig. 7, the inclination angle of the positive electrode pin 110 is equal to that of the positive electrode contact hole 210B, so that the connected charging plug 200 is in a horizontal state.
Further, referring to fig. 2 and 3, the charging socket 100 further includes a functional pin 130, the charging plug 200 further includes a functional hole 230, and the functional pin 130 and the functional hole 230 are abutted to form a functional terminal, specifically: the peripheral cover of anodal pin 110 and negative pole pin 120 is equipped with annular second base 150, function pin 130 installs the one side that is close to function hole 230 on second base 150, anodal contact post 210 and negative pole contact post 220 are equipped with outer seat 250 outward, function hole 230 sets up the one side that is close to function pin 130 on outer seat 250, and the axial of every function pin 130 corresponds a function hole 230, set up function contact 251 in the function hole 230, as shown in fig. 8, function contact 251 includes first touch plate 2511 and second touch plate 2512, first touch plate 2511 and second touch plate 2512 and the function pin 130 joint in inserting function hole 230, and contact with it, thereby realize the connection of functional terminal, wherein the functional terminal of connection has:
ground wire plug: the ground wire is used for grounding the vehicle body, ensuring the safe conduction of current and preventing dangers such as electric shock;
control line plug: a communication line for connecting the charger and the vehicle for information exchange and charge control;
data line plug: the charging pile is used for carrying out data transmission and information interaction with a vehicle or a charging pile;
signal line plug: the method is used for transmitting important information such as vehicle states, charging pile states and the like.
Preferably, as shown in fig. 10, the positive electrode contact hole 210B and the negative electrode contact hole 220B are provided as grooves having square cross sections, and the side lengths of the positive electrode contact hole 210B and the negative electrode contact hole 220B are respectively matched with the diameters of the positive electrode pin 110 and the negative electrode pin 120, so that the positive electrode pin 110 and the negative electrode pin 120 form gaps at four corners after being inserted into the positive electrode contact hole 210B and the negative electrode contact hole 220B, so as to facilitate heat dissipation during charging.
Based on the above disclosed charging terminal, the present invention also proposes a mating charging device of the charging terminal, as shown in fig. 2, 3 and 5, which includes a power receiving body 300 and a charger body 400, the power receiving body 300 is connected with a vehicle and fixed on the vehicle, and the charger body 400 is connected with an external power supply device through a cable and is in a movable state; the head of the charger main body 400 is provided with an inner seat 240, a first jack 240A and a second jack 240B are arranged on the inner seat 240 corresponding to the positive electrode contact post 210 and the negative electrode contact post 220, and the positive electrode contact post 210 and the negative electrode contact post 220 are respectively inserted into the first jack 240A and the second jack 240B; the positive electrode pin 110 and the negative electrode pin 120 are connected to the first base 140, and are fixed to the power receiving body 300 through the first base 140.
In addition, the outer seat 250 is slidably connected to the outer seat 240, the second base 150 is fixed on the power connection main body 300, and the sum of the included angle between the second base 150 and the positive contact post 210 and the inclination angle of the positive pin 110 is equal to 90 °, as shown in fig. 7, after the positive pin 110 and the negative pin 120 fall down, the outer seat 250 is pushed to be close to the second base 150 (the direction indicated by the arrow in fig. 7 is the pushing direction), as shown in fig. 8, and then the functional pin 130 is inserted into the gap between the first contact plate 2511 and the second contact plate 2512 in the functional hole 230 to be clamped with the two, and the end of the preferred functional pin 130 is in a ball structure, so that the end of the preferred functional pin 130 cannot be easily separated after being clamped.
When in use, as shown in fig. 5, a user holds the charger main body 400, according to the characteristics of the human body, the height of the charger main body 400 after holding is always higher than that of the power connection main body 300, then the head of the charger main body 400 is bent downwards, in the most comfortable holding state of the user, the positive electrode access hole 210A and the negative electrode access hole 220A are coaxial with the positive electrode pin 110 and the negative electrode pin 120 which are inclined upwards, then the charger main body 400 is moved along the direction shown by an arrow a, the positive electrode access hole 210A is abutted with the positive electrode pin 110, the negative electrode access hole 220A is abutted with the negative electrode pin 120, as shown in fig. 6, the lower surface of the positive electrode contact hole 210B is in contact with the positive electrode pin 110 to form a contact point, then the positive electrode contact post 210 is rotated by taking the contact point as a circle center, the axis of the positive electrode contact post is collinear with the axis of the positive electrode pin 110, then the positive electrode contact hole 210B is sleeved outside the positive electrode pin 110 along the axis, meanwhile the negative electrode contact hole 220B is sleeved outside the negative electrode pin 120, fig. 7 shows that the positive electrode contact hole 210B is abutted with the positive electrode pin 110 and the negative electrode pin 120, and the negative electrode contact point 220B is abutted with the negative electrode pin 120, and the positive electrode contact plate 200 is abutted with the negative electrode pin 120, and the contact plate is abutted with the positive electrode plate 110, and the contact plate 200 is contacted with the positive electrode plate contact plate and the contact plate 200; at this time, the charger main body 400 can be released because the positive contact plate 211 and the negative contact plate 221 have prevented the positive contact post 210 and the negative contact post 220 from rotating clockwise; meanwhile, the positive contact post 210 and the negative contact post 220 are limited to horizontally move outwards through the positive pin 110 and the negative pin 120, so that the locking of the charger main body 400 is completed through the matching of the positive pin 110 and the negative pin 120 with the positive contact hole 210B and the negative contact hole 220B, and the way of releasing the locking is to rotate the charger main body 400 anticlockwise, so that the positive inlet hole 210A and the negative inlet hole 220A are coaxial with the positive pin 110 and the negative pin 120, and then the charger main body is pulled out.
After the charger main body 400 is locked, the outer seat 250 is pushed to enable the gap between the functional pins 130 and the first touch plate 2511 and the second touch plate 2512 to be clamped, so that the charger main body 400 is further locked, as shown in fig. 9, the first touch plate 2511 and the second touch plate 2512 are arranged parallel to the functional pins 130, and the first touch plate 2511 and the second touch plate 2512 are in a vertical state, so that the first touch plate 2511 and the second touch plate 2512 can move along with the outer seat 250 (because the charger main body 400 can only rotate parallel to the positive electrode pins 110 and the negative electrode pins 120 under the constraint of the positive electrode pins 110 and the negative electrode pins 120, and the positive electrode pins 110 and the negative electrode pins 120 are distributed up and down, the first touch plate 2511 and the second touch plate 2512 can only be arranged in a vertical state and are not limited by the functional pins 130), and therefore the outer seat 250 can not be moved outwards before the charger main body 400 is rotated anticlockwise, but the positive electrode 210A and the negative electrode 220A are drawn into the hole after the positive electrode pins 110 and the negative electrode pins 120 are directly drawn into the hole.
Preferably, the head of the withdrawn charger main body 400 is directed downward, so that the outer seat 250 can fall on the outer periphery of the positive contact post 210 and the negative contact post 220 under the action of gravity to protect both.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An electric automobile quick charge terminal, it includes charging socket (100) and charging plug (200), charging socket (100) are including anodal pin (110) and negative pole pin (120), its characterized in that: the negative electrode pin (120) is arranged adjacent to the right lower part of the positive electrode pin (110);
the charging plug (200) comprises an anode contact post (210) and a cathode contact post (220), wherein the cathode contact post (220) is arranged below the adjacent anode contact post (210), and the center distance between the anode pin (110) and the cathode pin (120) is equal to the center distance between the anode contact post (210) and the cathode contact post (220), wherein:
a positive electrode access hole (210A) is formed in the axial direction of the positive electrode contact post (210), a positive electrode contact hole (210B) is formed in the inner side of the positive electrode access hole (210A) and right above the positive electrode contact post (210) in an axial direction, a positive electrode contact plate (211) is arranged on the upper side in the positive electrode contact hole (210B), and the positive electrode access hole (210A) is communicated with the positive electrode contact hole (210B);
a negative electrode access hole (220A) is formed in the axial direction of the negative electrode contact column (220), a negative electrode contact hole (220B) is formed in the inner side of the negative electrode access hole (220A) and is deviated from the axial direction of the negative electrode contact column (220) to the right upper side, a negative electrode contact plate (221) is arranged on the upper side in the negative electrode contact hole (220B), and the negative electrode access hole (220A) is communicated with the negative electrode contact hole (220B);
during charging, the positive electrode pin (110) is attached to the positive electrode contact plate (211) in the positive electrode contact hole (210B);
the negative electrode pin (120) is attached to the negative electrode contact plate (221) in the negative electrode contact hole (220B), and the charging plug is in a horizontal state at the moment;
the heads of the positive electrode pins (110) and the negative electrode pins (120) face upwards and are obliquely arranged;
the inclination angle of the positive electrode pin (110) is equal to the inclination angle of the positive electrode contact hole (210B);
the charging socket (100) further comprises a functional pin (130), and the charging plug (200) further comprises a functional hole (230);
the periphery of the anode pin (110) and the cathode pin (120) is sleeved with an annular second base (150), and the functional pin (130) is arranged on one side, close to the functional hole (230), of the second base (150);
the positive electrode contact column (210) and the negative electrode contact column (220) are externally provided with a slidable outer seat (250), the functional holes (230) are formed in one side, close to the functional pins (130), of the outer seat (250), and each functional pin (130) is axially provided with a corresponding functional hole (230);
functional contact pieces (251) are arranged in the functional holes (230), the functional contact pieces (251) comprise a first touch plate (2511) and a second touch plate (2512), and the first touch plate (2511) and the second touch plate (2512) are clamped with functional pins (130) inserted into the functional holes (230) and are in contact with the functional pins.
2. A mating charging device for an electric vehicle quick charge terminal as set forth in claim 1 wherein: the electric power supply device comprises an electric power receiving main body (300), a charger main body (400), a vehicle and power supply equipment, wherein the electric power receiving main body (300) is connected with the vehicle and fixed on the vehicle, and the charger main body (400) is connected with the power supply equipment through a cable; the head of the charger main body (400) is provided with an inner seat (240), a first jack (240A) and a second jack (240B) are formed in the inner seat (240) corresponding to the positive electrode contact post (210) and the negative electrode contact post (220), and the positive electrode contact post (210) and the negative electrode contact post (220) are respectively inserted into the first jack (240A) and the second jack (240B).
3. The companion charging device of claim 2, wherein: the positive electrode pin (110) and the negative electrode pin (120) are connected to the first base (140), and are fixed on the power connection main body (300) through the first base (140).
4. The companion charging device of claim 2, wherein: the outer seat (250) is slidably connected to the outside of the inner seat (240), the second base (150) is fixed on the power connection main body (300), and the sum of the included angle between the second base (150) and the positive electrode contact column (210) and the inclination angle of the positive electrode pin (110) is equal to 90 degrees.
5. The companion charging device of claim 4, wherein: the charger main body (400) is drawn out with the head facing downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311521578.7A CN117239460B (en) | 2023-11-15 | 2023-11-15 | Electric automobile quick charge terminal and supporting charging equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311521578.7A CN117239460B (en) | 2023-11-15 | 2023-11-15 | Electric automobile quick charge terminal and supporting charging equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117239460A CN117239460A (en) | 2023-12-15 |
| CN117239460B true CN117239460B (en) | 2024-03-08 |
Family
ID=89083040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311521578.7A Active CN117239460B (en) | 2023-11-15 | 2023-11-15 | Electric automobile quick charge terminal and supporting charging equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117239460B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551038A (en) * | 2018-07-24 | 2018-09-18 | 芜湖彰鸿工程技术有限公司 | Charging pile plug assembly for electric vehicle |
| CN208806392U (en) * | 2018-10-26 | 2019-04-30 | 上海慷梭汽车电子科技有限公司 | A kind of female terminal and connector |
| CN115528471A (en) * | 2022-11-09 | 2022-12-27 | 广州万城万充新能源科技有限公司 | Charging gun |
-
2023
- 2023-11-15 CN CN202311521578.7A patent/CN117239460B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551038A (en) * | 2018-07-24 | 2018-09-18 | 芜湖彰鸿工程技术有限公司 | Charging pile plug assembly for electric vehicle |
| CN208806392U (en) * | 2018-10-26 | 2019-04-30 | 上海慷梭汽车电子科技有限公司 | A kind of female terminal and connector |
| CN115528471A (en) * | 2022-11-09 | 2022-12-27 | 广州万城万充新能源科技有限公司 | Charging gun |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117239460A (en) | 2023-12-15 |
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