CN117656884A - Charging port cover structure, charging port structure, vehicle, and opening method of inner cover - Google Patents

Abstract

The embodiment of the application provides a charging port cover structure, charging port structure, vehicle and inner cup opening method, the charging port cover structure includes enclosing cover and connecting piece, be connected with drive assembly on the enclosing cover. The outer cover is combined with the inner cover through the connecting piece, so that the separation of the inner cover and the charging port can be synchronously realized in the process of opening the charging port by the outer cover, the manual operation of the inner cover when the electric automobile is charged by a user is avoided, and the convenience of the charging port cover structure in the charging operation is improved. The flow of charging the electric automobile is simplified, and the charging experience of a user is improved.

Description

Charging port cover structure, charging port structure, vehicle, and opening method of inner cover

Technical Field

The application belongs to the technical field of vehicle charging port cover structures, and specifically relates to a charging port cover structure, a charging port structure, a vehicle and an opening method of an inner cover.

Background

Along with the continuous enhancement of environmental awareness of people, more and more electric automobiles enter the field of vision of people. The battery pack is used as a main power component of the electric automobile, and plays a key role in long-term stable operation of the electric automobile.

And the battery pack needs to be charged frequently in the use process of the electric automobile, and a charging port of the electric automobile generally comprises an outer plate and an inner cover. Before charging the battery pack, the user needs to open the inner cover manually after opening the outer plate, so that inconvenience is brought to charging operation, and charging experience of the user is reduced.

Disclosure of Invention

It is an object of an embodiment of the present application to provide a new technical solution of a charging port cover structure, a charging port structure, a vehicle, and an opening method of an inner cover.

According to a first aspect of embodiments of the present application, there is provided a charging flap structure for a vehicle, including:

the outer cover is connected with a driving assembly and is configured to be in rotary connection with an external seat plate so as to realize the opening and closing of the outer cover to an external charging port;

the connecting piece is in transmission connection with the driving assembly, and the connecting piece is configured to rotate under the driving of the driving assembly and is clamped with the inner cover of the charging port, so that the inner cover and the charging port are separated in the process that the outer cover is opened by the outer cover.

Optionally, the connector includes a driven portion and a clamping portion that are connected to each other, the driven portion is in driving connection with the driving assembly, and the clamping portion is configured to be suitable for clamping with the inner cap.

Optionally, the connecting piece is inverted T-shaped.

Optionally, the driving assembly comprises a motor and a worm connected to the output end of the motor;

the worm is in transmission connection with the driven part through a worm wheel.

According to a second aspect of embodiments of the present application, there is provided a charging port structure, including the charging port cover structure of the first aspect, the charging port structure further including a seat plate and at least one inner cover;

the seat board is provided with a charging port corresponding to a vehicle charging end; the inner cover is detachably connected with the charging port;

the outer cover is rotatably connected with the seat plate, and under the condition that the outer cover is switched to an open state from a closed state, the driving assembly drives the connecting piece to rotate so that the connecting piece and the inner cover are switched to a clamping state from a separation state, and the outer cover drives the inner cover to move so as to separate the inner cover from the charging port.

Optionally, the inner cover is provided with a clamping structure, and the clamping structure is matched with the clamping part.

Optionally, the clamping structure is provided with a first limiting part and a clamping seat, the first limiting part and the clamping seat are connected to form a cavity, and a limiting opening for the clamping part to exit the cavity is formed in the first limiting part;

the first limiting part is configured to limit the clamping part to be located in the cavity when the clamping part and the clamping seat are in a clamping state.

Optionally, a limiting protruding structure is arranged on the clamping part, and a guide groove is arranged on the clamping seat;

the limiting protruding structure is in sliding fit with the guide groove, so that the clamping part moves along the guide groove in the clamping structure.

Optionally, the limiting protruding structure comprises a first protruding structure and a second protruding structure which are arranged on the clamping part and are spaced from each other, and the guide groove comprises a first guide groove and a second guide groove which are arranged in the clamping structure and are spaced from each other;

the first protruding structure is matched with the first guide groove, and the second protruding structure is matched with the second guide groove.

Optionally, a first limit groove is formed at one end of the guide groove, and a second limit groove is formed at the other end of the guide groove;

the projection of the limiting opening on the clamping seat is overlapped with the first limiting groove, and the projection of the limiting opening on the clamping seat is staggered with the second limiting groove;

under the condition that the limiting protruding structure is matched with the first limiting groove, the clamping part and the clamping structure are in a separation state;

under the condition that the limiting protruding structure is matched with the second limiting groove, the clamping part and the clamping structure are in a clamping state.

Optionally, the spacing protruding structure includes sleeve, elastic component and arch, the sleeve is fixed in the joint portion, the elastic component set up in the sleeve, bellied first end connect in the elastic component, bellied second end follow stretch out in the telescopic through-hole and protruding in the joint structure.

Optionally, the sleeve is close to one end of guide way forms the spacing portion of second, bellied first end is provided with spacing boss, spacing boss is located in the sleeve and with the spacing cooperation of the spacing portion of second.

Optionally, the inner cover includes a first inner cover and a second inner cover, the charging port includes a first charging port and a second charging port, the first inner cover is detachably connected to the first charging port, and the second inner cover is detachably connected to the second charging port;

the clamping structure comprises a first clamping structure arranged on the first inner cover and a second clamping structure arranged on the second inner cover, the connecting piece comprises a first connecting piece and a second connecting piece, the driven part comprises a first driven part arranged at one end of the first connecting piece and a second driven part arranged at one end of the second connecting piece, and the clamping part comprises a first clamping part arranged at the other end of the first connecting piece and a second clamping part arranged at the other end of the second connecting piece;

under the condition that the driving assembly drives the first connecting piece to rotate, the first clamping part and the first clamping structure are switched between a separation state and a clamping state;

under the condition that the driving assembly drives the second connecting piece to rotate, the second clamping part and the second clamping structure are switched between a separation state and a clamping state.

Optionally, the inner cover is in interference fit with the charging port.

According to a third aspect of embodiments of the present application, there is provided a vehicle including a battery pack and the charging port structure of the second aspect.

According to a fourth aspect of embodiments of the present application, there is provided a method for opening an inner lid in a charging port structure, applied to the charging port structure of the second aspect, the charging port structure including a first inner lid and a second inner lid, the method comprising:

acquiring the type of a charging gun;

and controlling the first inner cover or the second inner cover to be opened according to the type of the charging gun.

Optionally, controlling the first inner lid or the second inner lid to open according to the charging gun type includes:

the charging gun type is a first charging gun matched with the first charging port;

the control driving assembly drives the first connecting piece to rotate, and the first clamping part is matched with the first clamping structure in a clamping way, so that the first inner cover is driven to be separated from the first charging port when the outer cover is opened;

or the charging gun type is a second charging gun matched with a second charging port;

the control driving assembly drives the second connecting piece to rotate and the second clamping part is matched with the second clamping structure in a clamping way, so that the outer cover is opened to drive the second inner cover to be separated from the second charging port.

One technical effect of the present application is:

the embodiment of the application provides a charging port cover structure, charging port cover structure includes enclosing cover and connecting piece, be connected with drive assembly on the enclosing cover. The outer cover is combined with the inner cover through the connecting piece, so that the separation of the inner cover and the charging port can be synchronously realized in the process of opening the charging port by the outer cover, the manual operation of the inner cover when the electric automobile is charged by a user is avoided, and the convenience of the charging port cover structure in the charging operation is improved. The flow of charging the electric automobile is simplified, and the charging experience of a user is improved.

Other features of the present application and its advantages will become apparent from the following detailed description of exemplary embodiments of the present application, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

FIG. 1 is a cross-sectional view of a charge flap structure provided in an embodiment of the present application;

fig. 2 is an internal schematic view of an outer cover of the charging port cover structure according to the embodiment of the present application;

FIG. 3 is an exploded view of a charge flap structure according to an embodiment of the present application;

FIG. 4 is a schematic view of a driving assembly of a charging port cover structure and a connecting piece according to an embodiment of the present disclosure;

fig. 5 is a schematic diagram of a first connector of a charging port cover structure according to an embodiment of the present application;

fig. 6 is a schematic diagram of the cooperation between the inner cover and the connector of the charging port cover structure according to the embodiment of the present application;

fig. 7 is a schematic diagram two of the cooperation between the inner cover and the connector of the charging port cover structure according to the embodiment of the present application;

fig. 8 is a second schematic view of a connector of a charging port cover structure according to an embodiment of the present application.

Wherein: 1. an outer cover; 11. a drive assembly; 111. a motor; 112. a worm; 12. an outer plate; 13. a connecting plate; 2. an inner cover; 21. a clamping structure; 211. a guide groove; 212. a first limit groove; 213. the second limit groove; 214. a first clamping structure; 215. a second clamping structure; 216. a first limit part; 217. a clamping seat; 22. a first inner cap; 23. a second inner cap; 3. a charging port; 31. a first charging port; 32. a second charging port; 4. a connecting piece; 41. a driven part; 42. a clamping part; 421. a limit bulge structure; 4211. a sleeve; 4212. an elastic member; 4213. a protrusion; 43. a first connector; 44. a second connector; 5. a motor protection cover; 6. a seat plate; 7. a soft rubber sealing ring; 8. a side wall metal plate; 9. a rotating shaft.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Referring to fig. 1 to 8, embodiments of the present application provide a charging flap structure that may be used to charge a battery pack in a vehicle, the charging flap structure including:

a cover 1 and a connector 4, wherein the cover 1 is connected with a driving assembly 11, and the cover 1 is configured to be rotatably connected with an external seat board 6, namely, the cover 1 is rotatably connected with the seat board 6, so as to realize the opening and closing of the cover 1 to an external charging port (relative to an internal charging port); for example, a charging port is formed in a side wall metal plate of the vehicle, and when the electric vehicle does not need to be charged, the outer cover 1 is covered on the charging port, so that the charging port is in a closed state; and when electric automobile is charged, the cover 1 is opened from the charging port after rotating on the seat board, so that the charging port is in an open state, and the charging gun can charge the battery pack of the electric automobile through the charging port 3.

Referring to fig. 1 and 2, the connecting piece 4 is in transmission connection with the driving assembly 11, and the connecting piece 4 is configured to rotate under the driving of the driving assembly 11 and is clamped with the inner cover of the charging port, so as to separate the inner cover from the charging port in the process that the outer cover 1 opens the charging port.

Specifically, the embodiment of the application provides a flexible opening that charges flap structure can be applied to the inner cup of charging port when the drive assembly 11 drive connecting piece 4 takes place to rotate, connecting piece 4 can with the inner cup joint of charging port after rotating, moreover because connecting piece 4 with drive assembly 11 transmission is connected for outer cap 1 combines together through connecting piece 4 and inner cup, in order to be in outer cap 1 opens the in-process of charging port can be realized synchronously outer cap 1 and inner cup remove, and then realize the separation of inner cup and charging port, avoided the user when charging for electric automobile manual operation inner cup, improved the convenience of charging flap structure when the operation of charging.

Optionally, the connecting member 4 includes a driven portion 41 and a locking portion 42 that are connected to each other, the driven portion 41 is in driving connection with the driving assembly 11, and the locking portion 42 is configured to be locked with the inner cap.

Specifically, the connector 4 includes a driven portion 41 and a clamping portion 42, wherein the driven portion 41 is in driving connection with the driving assembly 11, and the clamping portion 42 is configured to be connected with an inner cap. The outer cover 1 is combined with the inner cover through the connecting piece 4, so that the separation of the inner cover and the charging port can be synchronously realized in the process of opening the charging port by the outer cover 1, the manual operation of the inner cover when the electric automobile is charged by a user is avoided, and the convenience of the charging port cover structure in the charging operation is improved. The flow of charging the electric automobile is simplified, and the charging experience of a user is improved.

In addition, referring to fig. 3, the outer cover 1 may include an outer plate 12 and a connection plate 13 fixedly connected to each other, such as the outer plate 12 and the connection plate 13 being snapped to each other, or the outer plate 12 and the connection plate 13 being welded to each other. So that the outer plate 12 is directed outwards and the drive assembly 11 can be arranged on the connecting plate 13, ensuring the connection of the outer cap 1 with the inner cap 2 via the connecting piece 4.

Alternatively, referring to fig. 5, the connection member 4 has an inverted T shape, and in particular, the connection member 4 has an inverted T shape in a section parallel to its rotation axis.

Specifically, the clamping portion 42 on the connecting member 4 may be connected to the driven portion 41 through a connecting section therebetween, and a width dimension of the clamping portion 42 may be larger than a width dimension of the connecting section in a direction parallel to the rotational axis of the connecting member 4, so that the clamping portion 42 and the connecting section form an inverted T-shaped structure in a direction parallel to the rotational axis of the connecting member 4.

When the inner cover of the clamping part 42 is connected, the clamping part 42 can be clamped in the clamping structure in the inner cover, the T-shaped structure formed between the clamping part 42 and the connecting section can prevent the clamping part 42 from falling out of the clamping structure, and the connection stability of the connecting piece 4 and the inner cover is ensured.

Optionally, the driving assembly 11 includes a motor 111 and a worm 112 connected to an output end of the motor 111;

the worm 112 is connected to the driven part 41 by a worm wheel.

Specifically, the driven portion 41 may include a connecting rod connected to the worm wheel and the clamping portion 42, when the driving assembly 11 acts and drives the driven portion 41 to rotate, the motor 111 may drive the worm 112 to rotate through the output end after being started, because the worm 112 is meshed with the worm wheel, the worm 112 may drive the worm wheel to rotate when rotating, and the worm wheel is connected to the clamping portion 42 through the connecting rod, so that the worm 112 drives the whole connecting piece 4 to rotate; and the rotation direction of the worm 112 is adjusted, so that the rotation direction of the driven part 41 can be controlled, the clamping and separating of the clamping part 42 and the clamping structure 21 can be realized, and the automatic synchronous opening of the inner cover along with the outer cover 1 is ensured.

In addition, the outside of the driving assembly 11 may be fixed and protected by the motor protecting cover 5, and the motor protecting cover 5 is connected to the outer cover 1.

The embodiment of the application also provides a charging port structure, which comprises the charging port cover structure, a seat plate 6 and at least one inner cover 2;

the seat board 6 is provided with a charging port 3 corresponding to a vehicle charging end; the inner cover 2 is detachably connected with the charging port 3;

the outer cover 1 is rotatably connected with the seat board 6, when the outer cover 1 is switched from a closed state to an open state, the driving assembly 11 drives the connecting piece 4 to rotate so that the connecting piece 4 and the inner cover 2 are switched from a separation state to a clamping state, and the outer cover 1 drives the inner cover 2 to move so as to separate the inner cover 2 from the charging port 3.

Specifically, the detachment state of the connecting piece 4 and the inner cap 2 is a state in which the connecting piece 4 and the inner cap 2 can be separated from each other, and the clamping state of the connecting piece 4 and the inner cap 2 is a state in which the connecting piece 4 and the inner cap 2 are integrally connected to each other, so that the outer cap 1 drives the inner cap 2 to move to separate the inner cap 2 from the charging port 3.

In an embodiment, the outer cover 1 can be connected to the seat board 6 of the charging port through the rotating shaft 9, the charging port 3 is arranged in the seat board 6, the soft rubber sealing ring 7 can be arranged at the edge of the charging port 3 in the seat board 6, and the inner cover 2 can be abutted to the soft rubber sealing ring 7 when being clamped on the charging port 3, so that the sealing effect of the inner cover 2 on the charging port 3 is ensured.

Alternatively, referring to fig. 1 to 3, the inner cap 2 is provided with a locking structure 21, and the locking structure 21 is adapted to the locking portion 42. The driven part 41 can be driven to rotate in real time when the driving assembly 11 acts, the clamping part 42 and the clamping structure 21 are driven to be clamped when the whole connecting piece 4 rotates, and then the outer cover 1 drives the inner cover 2 to be separated from the charging port 3 through the connecting piece 4.

Optionally, the clamping structure 21 has a first limiting portion 216 and a clamping seat 217, where the first limiting portion 216 and the clamping seat 217 form a cavity after being connected, and a limiting opening for the clamping portion 42 to withdraw from or extend into the cavity is provided on the first limiting portion 216;

wherein, the first limiting portion 216 is configured to limit the clamping portion 42 to be located in the cavity when the clamping portion 42 is in a clamped state with the clamping seat 217.

Specifically, the clamping structure 21 may have a first limiting portion 216 in a shape of a cover plate and a clamping seat 217 connected to a lower portion of the cover plate, the cover plate is provided with the limiting opening, the limiting opening may be a strip-shaped opening, the clamping portion 42 may also be a strip-shaped structure, and a length of the clamping portion 42 is between a length and a width of the strip-shaped opening. Because the length of the rectangular opening can be greater than the length of the clamping portion 42, the limiting opening can facilitate the clamping portion 42 to extend into the clamping structure 21, and under the condition that the clamping portion 42 rotates, the clamping portion 42 can be limited in the clamping structure 21 due to the fact that the width of the rectangular opening is smaller than the length of the clamping portion 42, and the clamping of the clamping portion 42 and the clamping structure 21 is achieved. When the clamping portion 42 is clamped with the clamping structure 21, the clamping portion 42 drives the inner cover 2 to be separated from the charging port 3 through the first limiting portion 216 when the outer cover 1 rotates.

The limiting opening may be an opening facing the side of the locking structure 21, and the locking portion 42 may be limited to be located in the locking structure 21 when the locking portion 42 is rotated while approaching the limiting opening.

Optionally, referring to fig. 5 and 6, the clamping portion 42 is provided with a limiting protruding structure 421, and the clamping seat 217 is provided with a guide groove 211, for example, the guide groove 211 may be an arc chute;

the limiting protrusion 421 is slidably engaged with the guide groove 211, so as to enable the clamping portion 42 to move along the guide groove 211 in the clamping structure 21.

Specifically, the driving assembly 11 drives the connecting piece 4 to rotate through the driven portion 41, so that when the clamping portion 42 is clamped with the clamping structure 21, the clamping portion 42 can rotate in the clamping structure 21 after extending into the clamping structure 21. In order to avoid the clamping part 42 from deflecting in the clamping structure 21, the limiting protrusion structure 421 and the guide groove 211 may be slidably matched, so that the clamping part 42 moves along the guide groove 211 in the clamping structure 21, and the purpose of limiting the clamping part 42 is achieved, so as to ensure the stability of the rotation of the clamping part 42 in the clamping structure 21.

Alternatively, referring to fig. 5 and 6, the limiting protrusion structure 421 includes a first protrusion structure and a second protrusion structure disposed on the clamping portion 42 and spaced apart from each other, the first protrusion structure and the second protrusion structure may be symmetrically disposed on the clamping portion 42, the guide groove 211 includes a first guide groove and a second guide groove symmetrically disposed in the clamping structure 21 and spaced apart from each other, and the first guide groove and the second guide groove may be symmetrically disposed in the clamping structure 21;

the first protruding structure is in sliding fit with the first guide groove, and the second protruding structure is in sliding fit with the second guide groove.

Specifically, in order to be convenient for on the basis that the clamping portion 42 stretches into the clamping structure 21, guarantee clamping portion 42 with the clamping structure 21's joint can be with clamping portion 42 sets up to rectangular shape, and first protruding structure and second protruding structure set up in rectangular shape clamping portion 42's both ends, through the sliding fit of first protruding structure and first guide way to and the sliding fit of second protruding structure and second guide way, can guarantee clamping portion 42 in the internal pivoted stationarity of clamping structure 21, avoid clamping portion 42 to take place the slope in clamping structure 21.

Alternatively, referring to fig. 6, one end of the guide groove 211 is provided with a first limit groove 212, and the other end of the guide groove 211 is provided with a second limit groove 213;

wherein, the projection of the limiting opening on the clamping seat is overlapped with the first limiting groove 212, and the projection of the limiting opening on the clamping seat is staggered with the second limiting groove 213;

in the case that the limiting protrusion 421 is engaged with the first limiting groove 212, the locking portion 42 is in a disengaged state with the locking structure 21;

the locking portion 42 is in a locking state when the locking protrusion 421 is engaged with the second locking groove 213.

Specifically, when the clamping portion 42 extends into the clamping structure 21 but is not clamped with the clamping structure 21, that is, when the inner cover 2 corresponding to the clamping structure 21 is not required to be driven by the outer cover 1 to open the charging port 3, the limiting protruding structure 421 can be in nested fit with the first limiting groove 212, so that stability of an initial position of the clamping portion 42 extending into the clamping structure 21 is ensured, and the clamping portion 42 can be separated from the clamping structure 21, so that the clamping portion 42 can exit from the cavity in the clamping structure 21 through the limiting opening; when the clamping portion 42 extends into the clamping structure 21 and is clamped with the clamping structure 21, that is, when the inner cover 2 corresponding to the clamping structure 21 needs to be driven by the outer cover 1 to open the charging port 3, the limiting protruding structure 421 is in nested fit with the first limiting groove 212, so that the clamping portion 42 is ensured to extend into the clamping structure 21 and be clamped to the stability of the preset position.

Optionally, the central angle of the guiding groove 211 ranges from 15 ° to 90 °.

Specifically, the locking portion 42 may be locked with the locking structure 21 after extending into the locking structure 21, with the locking portion 42 rotated by a certain angle. And the corresponding central angle of the guide groove 211 corresponds to the rotation angle of the clamping part 42. The angle of rotation of the clamping portion 42 is too small, which is not beneficial to the effective clamping between the clamping portion 42 and the clamping structure 21, and when the angle of rotation of the clamping portion 42 is too large, more time and driving force are required to rotate the clamping portion 42, so that the flexibility of clamping the clamping portion 42 and the clamping structure 21 is reduced. Therefore, the central angle range corresponding to the guide groove 211 is set to 15 ° -90 °, so that the rotation angle of the clamping portion 42 is limited to 15 ° -90 °, and the stability and flexibility of the clamping portion 42 and the clamping structure 21 are ensured.

Alternatively, referring to fig. 5, the limiting protrusion structure 421 includes a sleeve 4211, an elastic member 4212, and a protrusion 4213, where the sleeve 4211 is fixed in the clamping portion 42, such as fixing the sleeve 4211 in a recess in the clamping portion 42, the elastic member 4212 is disposed in the sleeve 4211, a first end of the protrusion 4213 is connected to the elastic member 4212, and a second end of the protrusion 4213 protrudes from a through hole of the sleeve 4211 and protrudes from the clamping structure 21.

Specifically, the sleeve 4211 may be a cylindrical structure with an opening at one side, the elastic member 4212 is disposed in the sleeve 4211, the protrusion 4213 may be in a T-shaped structure, the first end of the protrusion 4213 is connected to the elastic member 4212 and is limited in the sleeve 4211, the second end of the protrusion 4213 extends from a through hole at one side of the sleeve 4211 and extends into the clamping structure 21, and a portion of the protrusion 4213 extending into the clamping structure 21 may be hemispherical. The elastic member 4212 may abut the protrusion 4213 against the clamping structure 21 in a compressed state, so that the clamping portion 42 and the clamping structure 21 form a limit, and the position accuracy and stability of the clamping portion 42 and the clamping structure 21 are improved.

The limiting protrusion 421 may be only a fixing protrusion fixed on the locking portion 42, and may also ensure the stability of the locking portion 42 and the locking structure 21 when the fixing protrusion abuts against the locking structure 21.

In addition, instead of the sleeve 4211, the elastic member 4212 may be directly disposed in a recess in the locking portion 42, and the second end of the protrusion 4213 may protrude from the recess and protrude from the locking structure 21.

Alternatively, referring to fig. 5, a second limiting portion is formed at one end of the sleeve 4211 near the guide slot 211, and a limiting boss is disposed at a first end of the boss 4213, and the limiting boss is disposed in the sleeve 4211 and is in limiting fit with the second limiting portion.

Specifically, when the first end of the protrusion 4213 is connected to the elastic member 4212 and is limited in the sleeve 4211, the through hole edge of the sleeve 4211 may specifically form a second limiting portion, and when the limiting boss is located in the sleeve 4211, the circumferential dimension of the limiting boss is located between the inner space of the sleeve 4211 and the opening of the through hole, so that the limiting boss is stopped in the sleeve 4211 by the second limiting portion, and the limiting cooperation of the limiting boss and the second limiting portion is formed, so as to avoid the limiting boss from falling out from the sleeve 4211.

Alternatively, referring to fig. 5 and 6, the inner cap 2 includes a first inner cap 22 and a second inner cap 23, the charging port 3 includes a first charging port 31 and a second charging port 32, the first inner cap 22 is detachably connected to the first charging port 31, and the second inner cap 23 is detachably connected to the second charging port 32;

the clamping structure 21 comprises a first clamping structure 214 arranged on the first inner cover 22 and a second clamping structure 215 arranged on the second inner cover 23, the connecting piece 4 comprises a first connecting piece 43 and a second connecting piece 44, the driven part 41 comprises a first driven part arranged at one end of the first connecting piece 43 and a second driven part arranged at one end of the second connecting piece 44, and the clamping part 42 comprises a first clamping part arranged at the other end of the first connecting piece 43 and a second clamping part arranged at the other end of the second connecting piece 44;

when the driving assembly 11 drives the first connecting piece 43 to rotate, the first clamping portion and the first clamping structure 214 are switched between a disengaged state and a clamped state;

when the driving assembly 11 drives the second connecting member 44 to rotate, the second locking portion and the second locking structure 215 are switched between a disengaged state and a locked state.

Specifically, when the charging port 3 includes two charging ports, that is, the first charging port 31 and the second charging port 32, one of the first charging port 31 and the second charging port 32 may be opened, and the other charging port may be kept closed by driving the driving component 11 to rotate the connecting member 4. In the case that the driving assembly 11 drives the first connecting piece 43 to rotate through the first driven part, the first clamping part and the first clamping structure 214 are switched between a disengaged state and a clamped state, so that the first inner cover 22 and the first charging port 31 are covered and separated; when the driving assembly 11 drives the second connector 44 to rotate through the second driven portion, the second clamping portion and the second clamping structure 215 are switched between a disengaged state and a clamped state, so as to cover and separate the second inner cover 23 and the second charging port 32.

In addition, when the first connecting member 43 and the second connecting member 44 are provided, the driving assembly 11 may include a motor 111, and the worm 112 at the output end of the motor 111 may have threads with different winding directions, so that one worm 112 is engaged with the first connecting member 43 and the second connecting member 44 at the same time; it is also possible that the drive assembly 11 comprises two motors 111, the worm 112 on the two motors 111 being fitted with the first and second connection members 43, 44, respectively.

Optionally, the charging port structure further comprises a controller, and the controller is used for controlling the rotating direction of the connecting piece 4.

Specifically, when the vehicle needs to be charged, the controller may recognize a charging signal, for example, the controller recognizes that the charging gun is close to the charging port, and at this time, the controller may control the rotation direction of the output end of the motor 111, so that the motor 111 drives the connecting piece 4 to rotate in a clockwise direction, and the connecting piece 4 is clamped with the clamping structure 21, so as to ensure that the outer cover 1 drives the inner cover 2 to be separated from the charging port 3; when the vehicle is charged, the controller can recognize that the charging gun is pulled out, and at this time, the controller can control the rotation direction of the output end of the motor 111, so that the motor 111 drives the connecting piece 4 to rotate in the anticlockwise direction, so that the connecting piece 4 is pulled out from the clamping structure 21 of the inner cover 2.

The controller may be specifically disposed in the outer cover 1, and a charging gun sensor, for example, a charging gun sensor may be a magnetic field sensor, where the charging gun sensor is used for sensing the charging power of the charging gun. That is, compared with the conventional scheme of opening the outer cap by using an actuator, the opening and closing of the outer cap 1 is completely controlled by the controller, and the manual mechanical operation of opening the inner cap 2 during the charging process is avoided.

Optionally, the charging power of the first charging port 31 is greater than or equal to 40KW, and the charging power of the second charging port 32 ranges from 3KW to 10KW.

Specifically, to meet the charging requirements of different users, the first charging port 31 and the second charging port 32 may be respectively set as charging ports with different charging powers, for example, the first charging port 31 may be a high-power direct-current fast charging port, and the charging power of the first charging port 31 may be up to 40KW or higher, so as to reduce the waiting time when the users charge; the second charging port 32 may be a low-power ac slow charging port, and the charging power of the second charging port 32 may be 3kw or 7kw, so that the user can charge the battery pack through the charging port structure at home, thereby avoiding the user from going to the charging station to charge.

Optionally, the inner cover 2 is in interference fit with the charging port 3. Specifically, for example, the inner cover 2 can be clamped on the charging port 3 through interference fit, so that on one hand, the inner cover 2 can be guaranteed to form a seal on the charging port 3, and on the other hand, the stability of the inner cover 2 arranged on the charging port 3 can be improved, and the inner cover 2 is prevented from falling from the outside of the charging port 3.

The embodiment of the application provides a vehicle, which comprises a battery pack and a charging port structure.

Specifically, the charging port 3 of the charging port structure may be electrically connected with the battery pack. Referring to fig. 3, a charging port is provided on a side wall metal plate 8 of the vehicle, an outer cover 1 of the charging port structure can be opened and connected to the charging port, an inner cover 2 is detachably connected to the charging port 3, and a clamping structure 21 is provided on one side of the inner cover 2, which is close to the outer cover 1. One end of the connecting member 4 forms a driven portion 41 engaged with the driving assembly 11, and the other end of the connecting member 4 forms a locking portion 42 engaged with the locking structure 21. Under the condition that the outer cover 1 is switched from the closed state to the open state, the driving assembly 11 drives the connecting piece 4 to rotate through the driven part 41, the clamping part 42 is clamped with the clamping structure 21, so that the outer cover 1 drives the inner cover 2 to be separated from the charging port 3 through the connecting piece 4, the inner cover 2 is synchronously opened along with the outer cover 1, the inner cover 2 is prevented from being manually operated by a user when the charging port structure is used for charging, the operation flow of the vehicle when the vehicle is charged is simplified, and the charging experience of the user is improved.

The embodiment of the application also provides an opening method of an inner cover in a charging port structure, which is applied to the charging port structure, wherein the inner cover of the charging port structure comprises a first inner cover and a second inner cover, and the opening method comprises the following steps:

acquiring the type of a charging gun;

and controlling the first inner cover or the second inner cover to be opened according to the type of the charging gun.

Specifically, the type of the charging gun can be obtained through the controller, after the type of the charging gun is automatically identified by the controller, the identification induction signal of the charging gun can be transmitted to the vehicle-mounted control chip, and the control chip sends a command to the controller to open the first inner cover or the second inner cover, so that the selective opening of the first charging port and the second charging port is realized, and the flexibility of opening the first charging port and the second charging port is ensured.

Optionally, controlling the first inner lid or the second inner lid to open according to the charging gun type includes:

the charging gun type is a first charging gun matched with the first charging port;

the control driving assembly drives the first connecting piece to rotate, and the first clamping part is matched with the first clamping structure in a clamping way, so that the first inner cover is driven to be separated from the first charging port when the outer cover is opened;

or the charging gun type is a second charging gun matched with a second charging port;

the control driving assembly drives the second connecting piece to rotate and the second clamping part is matched with the second clamping structure in a clamping way, so that the outer cover is opened to drive the second inner cover to be separated from the second charging port.

Specifically, a first charging terminal is arranged in the first charging port, and the charging gun type and the first charging port are matched with each other, namely, the charging gun and the first charging terminal in the first charging port are matched with each other, and the charging gun and the first charging port are matched with each other in shape; the second charging port is provided with a second charging terminal, and the charging gun type and the second charging port are matched with each other in a manner of matching the charging gun with the second charging terminal in the second charging port, or in a manner of matching the charging gun with the second charging port in shape.

The opening method of the inner cover in the charging cover structure can open the first inner cover or the second inner cover according to the type of the charging gun, so that the selective opening of the first charging port and the second charging port is realized, and the convenience of charging of the vehicle through the first charging port and the second charging port is ensured.

Although specific embodiments of the present application have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims (17)

1. A charging port cover structure for a vehicle, comprising:

the outer cover (1), a driving assembly (11) is connected to the outer cover (1), and the outer cover (1) is configured to be connected with an external seat board (6) in a rotating mode so as to realize the opening and closing of the outer cover (1) to an external charging port;

the connecting piece (4), connecting piece (4) with drive assembly (11) transmission is connected, just connecting piece (4) are configured to take place to rotate and with the inner cup joint of charging port under the drive of drive assembly (11), in order to be in outer cup (1) is opened the in-process of charging port realizes the separation of inner cup and charging port.

2. Charge flap structure according to claim 1, characterized in that the connecting piece (4) comprises a driven portion (41) and a clamping portion (42) connected to each other, the driven portion (41) being in driving connection with the driving assembly (11), the clamping portion (42) being configured to be adapted to be clamped with an inner cap.

3. Charge flap structure according to claim 1, characterized in that the connecting piece (4) is inverted T-shaped.

4. Charge flap arrangement according to claim 2, characterized in that the drive assembly (11) comprises a motor (111) and a worm (112) connected to the output of the motor (111);

the worm (112) is in transmission connection with the driven part (41) through a worm wheel.

5. Charging port structure, characterized in that it comprises a charging port cover structure according to any one of claims 1-4, said charging port structure further comprising a seat plate (6) and at least one inner cover (2);

the seat board (6) is provided with a charging port (3) corresponding to a vehicle charging end; the inner cover (2) is detachably connected with the charging port (3);

the outer cover (1) is rotatably connected with the seat board (6), under the switching open state of the outer cover (1) from the closed state, the driving assembly (11) drives the connecting piece (4) to rotate so that the connecting piece (4) and the inner cover (2) are switched into a clamping state from a separation state, and the outer cover (1) drives the inner cover (2) to move so as to separate the inner cover (2) from the charging port (3).

6. The charging port structure according to claim 5, wherein the inner lid (2) is provided with a snap structure (21), the snap structure (21) being adapted to the snap portion (42).

7. The charging port structure according to claim 6, wherein the clamping structure (21) has a first limiting portion (216) and a clamping seat (217), the first limiting portion (216) and the clamping seat (217) are connected to form a cavity, and a limiting opening for the clamping portion (42) to exit the cavity is provided on the first limiting portion (216);

wherein the first limiting portion (216) is configured to limit the clamping portion (42) within the cavity when the clamping portion (42) and the clamping seat (217) are in a clamped state.

8. The charging port structure according to claim 7, wherein the clamping portion (42) is provided with a limiting projection structure (421), and the clamping seat (217) is provided with a guide groove (211);

the limiting protruding structure (421) is in sliding fit with the guide groove (211) so as to enable the clamping portion (42) to move along the guide groove (211) in the clamping structure (21).

9. The charging port structure according to claim 8, wherein the limit projection structure (421) includes a first projection structure and a second projection structure provided on the click-on portion (42) and spaced apart from each other, and the guide groove (211) includes a first guide groove and a second guide groove provided in the click-on structure (21) and spaced apart from each other;

the first protruding structure is matched with the first guide groove, and the second protruding structure is matched with the second guide groove.

10. The charging port structure according to claim 8, wherein one end of the guide groove (211) is provided with a first limit groove (212), and the other end of the guide groove (211) is provided with a second limit groove (213);

wherein, the projection of the limit opening on the clamping seat is overlapped with the first limit groove (212), and the projection of the limit opening on the clamping seat is staggered with the second limit groove (213);

under the condition that the limiting convex structure (421) is matched with the first limiting groove (212), the clamping part (42) and the clamping structure (21) are in a separated state;

under the condition that the limiting convex structure (421) is matched with the second limiting groove (213), the clamping part (42) and the clamping structure (21) are in a clamping state.

11. The charging port structure according to claim 8, wherein the limit projection structure (421) includes a sleeve (4211), an elastic member (4212) and a projection (4213), the sleeve (4211) is fixed in the clamping portion (42), the elastic member (4212) is disposed in the sleeve (4211), a first end of the projection (4213) is connected to the elastic member (4212), and a second end of the projection (4213) protrudes from a through hole of the sleeve (4211) and protrudes into the clamping structure (21).

12. The charging port structure according to claim 11, wherein a second limiting portion is formed at one end of the sleeve (4211) close to the guide groove (211), and a limiting boss is disposed at a first end of the protrusion (4213), and is located in the sleeve (4211) and in limiting fit with the second limiting portion.

13. The charging port structure according to claim 6, wherein the inner cover (2) includes a first inner cover (22) and a second inner cover (23), the charging port (3) includes a first charging port (31) and a second charging port (32), the first inner cover (22) is detachably connected to the first charging port (31), and the second inner cover (23) is detachably connected to the second charging port (32);

the clamping structure (21) comprises a first clamping structure (214) arranged on the first inner cover (22) and a second clamping structure (215) arranged on the second inner cover (23), the connecting piece (4) comprises a first connecting piece (43) and a second connecting piece (44), the driven part (41) comprises a first driven part arranged at one end of the first connecting piece (43) and a second driven part arranged at one end of the second connecting piece (44), and the clamping part (42) comprises a first clamping part arranged at the other end of the first connecting piece (43) and a second clamping part arranged at the other end of the second connecting piece (44);

when the driving assembly (11) drives the first connecting piece (43) to rotate, the first clamping part and the first clamping structure (214) are switched between a disengaged state and a clamping state;

the second clamping part and the second clamping structure (215) are switched between a disengaged state and a clamped state under the condition that the driving assembly (11) drives the second connecting piece (44) to rotate.

14. The charging port structure according to claim 5, characterized in that the inner cap (2) is interference-fit with the charging port (3).

15. A vehicle comprising a battery pack and the charging port structure of any one of claims 5-14.

16. A method of opening an inner lid in a charging port structure, applied to the charging port structure according to any one of claims 5 to 14, characterized in that the charging port structure includes a first inner lid and a second inner lid, the opening method comprising:

acquiring the type of a charging gun;

and controlling the first inner cover or the second inner cover to be opened according to the type of the charging gun.

17. The opening method according to claim 16, wherein the controlling the first inner lid or the second inner lid to be opened according to the type of the charging gun includes:

the charging gun type is a first charging gun matched with the first charging port;

the control driving assembly drives the first connecting piece to rotate, and the first clamping part is matched with the first clamping structure in a clamping way, so that the first inner cover is driven to be separated from the first charging port when the outer cover is opened;

or the charging gun type is a second charging gun matched with a second charging port;

the control driving assembly drives the second connecting piece to rotate and the second clamping part is matched with the second clamping structure in a clamping way, so that the outer cover is opened to drive the second inner cover to be separated from the second charging port.