CN111169303B

CN111169303B - Switching connection structure

Info

Publication number: CN111169303B
Application number: CN202010011122.6A
Authority: CN
Inventors: 张毅; 徐平安; 林国军
Original assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Current assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2021-07-13
Anticipated expiration: 2040-01-06
Also published as: CN111169303A

Abstract

The invention provides a switching connection structure, which is arranged in equipment and comprises a switching component, a telescopic driving component and a plurality of plug connectors, wherein the switching component is provided with a switching movable end, the switching movable end is connected with the plurality of plug connectors in a sliding manner, and the switching movable end drives the plug connectors to be far away from or close to a preset position of the equipment; the telescopic driving assembly is provided with a telescopic control end or a plurality of telescopic control ends, and the telescopic control ends are used for enabling the plug connectors to move to the outside of the equipment from the preset positions, so that the use safety and the convenience of the equipment are improved.

Description

Switching connection structure

Technical Field

The invention belongs to the technical field of connection, and particularly relates to a switching connection structure.

Background

Existing devices typically have one or more of a dc charging plug, an ac charging plug, a fluid delivery plug, a ventilation plug, and a power delivery plug. The direct-current charging plug connector, the alternating-current charging plug connector, the infusion plug connector, the ventilation plug connector and the power transmission plug connector are respectively used for connecting corresponding external devices, so that charging, infusion and ventilation of equipment are realized, and the equipment generates power for the external devices.

When equipment has a plurality of in the direct current plug connector that charges, the plug connector that charges exchanges, the infusion plug connector, the plug connector of ventilating and the transmission of electricity plug connector, according to the in-service use condition of equipment, probably there is the direct current and charges the plug connector, the plug connector that charges exchanges, the plug connector of infusing, the plug connector of ventilating and the transmission of electricity in two at least plug connectors can not the simultaneous use's the condition, can cause the potential safety hazard if two plug connectors that can not the simultaneous use are used simultaneously.

Disclosure of Invention

The invention aims to provide a switching connection structure to solve the technical problem that potential safety hazards are caused when two plug connectors which cannot be used simultaneously are used simultaneously in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: the switching connection structure is arranged in equipment and comprises a switching component, a telescopic driving component and a plurality of plug connectors, wherein the switching component is provided with a switching movable end, the switching movable end is connected with the plurality of plug connectors in a sliding manner, and the switching movable end drives the plug connectors to be far away from or close to preset positions of the equipment; the telescopic driving assembly is provided with a telescopic control end or a plurality of telescopic control ends, and the telescopic control ends are used for enabling the plug connectors to move to the outside of the equipment from the preset positions.

Further, the plug-in unit is provided with a charging port, a ventilation port, a water passage port or a discharge port.

Further, the charging port includes a direct current charging port and an alternating current charging port.

Further, work as flexible drive assembly has one flexible control end, flexible drive assembly sets up switching components's predetermined mounted position department, predetermine the mounted position set up relatively in predetermine the position, work as the correspondence the plug connector activity arrives predetermine the mounted position with between the preset position, flexible control end promotes the plug connector court predetermine deviating from of position predetermine one side activity of mounted position.

Further, the switching component comprises a guide seat, a sliding seat and a first driving device, wherein the guide seat is used for being fixed inside the equipment, the sliding seat is connected to the guide seat in a sliding mode, the sliding seat is arranged to be a switching movable end, the first driving device is fixed to the guide seat, the output end of the first driving device is connected to the sliding seat, and the first driving device is used for driving the sliding seat to slide on the guide seat.

Furthermore, the telescopic driving assembly comprises a second driving device and a driving block, the second driving device is fixed on the guide seat, the driving block is fixed at the output end of the second driving device, and the driving block is set as the output end of the telescopic driving assembly.

Further, work as flexible drive assembly has a plurality ofly flexible control end, flexible control end with the plug connector one-to-one, flexible control end sets up corresponding switch the activity and serve, the plug connector is fixed to correspond flexible control is served, and is corresponding when the plug connector moves about to when presetting one side of position, corresponding flexible control end promotes the plug connector court predetermine deviating from of position one side activity of switching components.

Further, work as flexible drive assembly has a plurality ofly flexible control end, flexible control end with the plug connector one-to-one, flexible control end is kept away from or is close to the correspondence the plug connector, and is corresponding when the plug connector moves about when presetting one side of position, flexible control end is close to the correspondence the plug connector drives the plug connector court predetermine deviating from of position one side activity of switching component.

Further, flexible drive assembly includes guide, transmission and rotary driving device, the guide is established to flexible control end, the guide has the spigot surface, the spigot surface is used for supplying to correspond the plug connector along the spigot surface is in predetermineeing the route activity, predetermine the route and establish to pass the route of predetermineeing the position, guide sliding connection is in just fix on the guide holder transmission is last, rotary driving device sets up on the guide holder, transmission sets up on the guide holder, rotary driving device's output shaft is used for the drive transmission is in order to drive the guide is kept away from or is close to the correspondence the plug connector.

Further, the transmission device is a conveyor belt device or a rack.

The switching connection structure provided by the invention has the beneficial effects that: compared with the prior art, the user can use corresponding plug connector activity to preset position department according to actual demand, satisfies the user and uses different plug connectors in the preset position department of equipment, installs the use flexibility of this equipment that switches connection structure, makes equipment have multiple service function. The plug connectors which cannot be used simultaneously are arranged on the switching assembly, a user can use one of the plug connectors which cannot be used simultaneously at the preset position of the equipment, and the use safety of the equipment is guaranteed. The telescopic driving component improves the convenience of the use of the plug connector.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a switch connection structure according to an embodiment of the present invention;

fig. 2 is an exploded view of a switching connection structure according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first working state of a switching connection structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second working state of a switch connection structure according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third operating state of a switching connection structure according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram illustrating a fourth operating state of a switch connection structure according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a switch connection structure according to a third embodiment of the present invention;

fig. 8 is an exploded schematic view of a switching connection structure according to a third embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a switching component; 11. a guide seat; 12. a sliding seat; 13. a first driving device; 14. a rail member; 15. a slider; 16. a guide bar; 2. a telescopic drive assembly; 21. a telescopic control end; 22. a second driving device; 23. a drive block; 24. a guide member; 241. a guide surface; 242. a first wedge block; 243. a second wedge block; 25. a transmission device; 251. a rack; 26. a rotation driving device; 261. a first gear; 262. a second gear; 3. a plug-in unit; 31. a charging port; 31a, a direct current port; 31b, an AC port; 4. a vehicle body; 41. an interface; 5. a connecting member; 6. a limiting member; 7. an elastic member; 8. a guide moving member; 81. a mating surface; 9. and (6) matching the blocks.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 and fig. 2, a switching connection structure according to the present invention will now be described. A switching connection structure comprises a switching component 1, a telescopic driving component 2 and a plurality of plug connectors 3;

switching connection structure is used for setting up in the inside of equipment, and equipment includes car, automation equipment and fills electric pile etc.. That is, the switching connection structure is provided inside the vehicle body 4, or inside the automatic processing equipment (not shown) or inside the charging pile (not shown).

The plug-in unit 3 is a charging port 31, a ventilation port, a water passage port, or a discharge port.

The switching assembly 1 is provided with a switching movable end, the switching movable end is connected with a plurality of plug connectors 3 in a sliding mode, the switching movable end drives the plug connectors 3 to be far away from or close to a preset position of the equipment, and the preset position is set to be an insertion interface 41 of the vehicle body 4, a charging interface of automatic processing equipment or a discharging interface of a charging pile; the charging port 31 located at the discharging interface of the charging pile is used for detaching the input end of the corresponding charging gun. Specifically, the switching movable end of the switching assembly 1 moves linearly on a preset plane. When the plug-in unit 3 provided on the switching unit 1 is moved to a position opposite to the preset position, the user can use the plug-in unit 3 at the preset position. Compared with the prior art, the user can use corresponding plug connector 3 to preset position department according to actual demand, satisfies the user and uses different plug connector 3 in the preset position department of equipment, installs the use flexibility of this equipment that switches connection structure, makes equipment have multiple service function. The plug connectors 3 which cannot be used simultaneously are arranged on the switching component 1, a user can use one plug connector 3 of the plug connectors 3 which cannot be used simultaneously at a preset position of equipment, and the use safety of the equipment is ensured.

Flexible drive assembly 2 has flexible control end 21, flexible control end 21 is used for making plug connector 3 from the outside of predetermineeing the position department activity to equipment, flexible drive assembly 2 is used for stretching out the outside of automobile body 4 with the plug connector 3 that is located the interface 41 department of automobile body 4 promptly, or make the plug connector 3 that is located the interface that charges of automatic processing equipment stretch out the outside of automatic processing equipment, or make the plug connector 3 that is located the interface that discharges of filling electric pile stretch out the outside of filling electric pile, the convenience that plug connector 3 used has been improved.

Specifically, the telescopic driving assembly 2 is fixed at a preset mounting position of the switching assembly 1, the preset mounting position is relatively arranged at the preset position, and when the corresponding plug connector 3 moves between the preset mounting position and the preset position, the telescopic control end 21 pushes the plug connector 3 to move towards one side of the preset position, which is away from the preset mounting position;

when the telescopic driving component 2 is provided with a plurality of telescopic control ends 21, the telescopic control ends 21 correspond to the plug connectors 3 one by one, the telescopic control ends 21 are arranged on the corresponding switching movable ends, the plug connectors 3 are fixed on the corresponding telescopic control ends 21, and when the corresponding plug connectors 3 move to one side of the preset position, the corresponding telescopic control ends 21 push the plug connectors 3 to move towards one side of the preset position away from the switching component 1;

when flexible drive assembly 2 has a plurality of flexible control ends 21, flexible control end 21 and plug connector 3 one-to-one, flexible control end 21 is kept away from or is close to corresponding plug connector 3, when corresponding plug connector 3 moved to the one side of presetting the position, flexible control end 21 was close to corresponding plug connector 3 and driven plug connector 3 moved towards the one side that deviates from switching component 1 of presetting the position.

When switching connection structure setting has a plurality of flexible control ends 21 in the inside of automobile body 4 and flexible drive assembly 2, plug connector 3 establishes to charge mouthful 31, and flexible drive assembly 2 fixes in switching component 1's the preset mounted position department, and interface 41 sets up with presetting the mounted position relatively this moment, and flexible control end 21 of flexible drive assembly 2 is being predetermine the mounted position department and is being kept away from or be close to and charge mouthful 31. A user controls the switching assembly 1 according to the charging requirement, so that the switching movable end drives the corresponding charging port 31 to move between a preset installation position and a preset position; and then the telescopic driving component 2 is controlled, so that the telescopic control end 21 drives the corresponding charging port 31 to extend out of the vehicle body 4, and therefore the corresponding charging port 31 is used for charging, and the convenience of connecting a charging plug is improved. After the completion of charging, user control flexible drive assembly 2 makes flexible control end 21 to the direction activity of keeping away from interface 41, and flexible control end 21 keeps away from mouth 31 that charges this moment, and the user only need with the hand will stretch out interface 41 charge mouthful 31 push the inside of automobile body 4 can, very convenient. Specifically, the charging port 31 may be disposed horizontally upward or obliquely or vertically; when charging mouth 31 level upwards sets up and charging mouth 31 stretches out interface 41, after flexible control end 21 kept away from charging mouth 31, the user charges mouth 31 and enters into the inside of automobile body 4 automatically under self action of gravity, and is very convenient.

The switching assembly 1 comprises a guide seat 11, a sliding seat 12 and a first driving device 13, wherein the guide seat 11 is used for being fixed inside the vehicle body 4, the sliding seat 12 is connected to the guide seat 11 in a sliding mode, the sliding seat 12 is set to be a switching movable end, the first driving device 13 is fixed on the guide seat 11, the output end of the first driving device 13 is connected to the sliding seat 12, and the first driving device 13 is used for driving the sliding seat 12 to slide on the guide seat 11. In particular, the first actuating device 13 is provided as a linear motor or as a cylinder or as a manual control. Preferably, the first driving device 13 is provided as a cylinder, and the cylinder of the switching assembly 1 is connected to a corresponding control circuit (not shown), and the control circuit is electrically connected to a controller (not shown), and the controller is disposed outside the vehicle body 4 or outside the vehicle interior.

Further, in order to make the sliding seat 12 have less resistance to sliding on the guide seat 11, the switching assembly 1 further includes a rail member 14, the rail member 14 is fixed on the guide seat 11, and the sliding seat 12 is slidably connected to the rail member 14. To facilitate the mounting and dismounting of the sliding seat 12 and the guide 24, the switching assembly 1 further comprises a sliding block 15, the sliding block 15 is slidably connected to the guide rail member 14, and the sliding seat 12 is detachably connected to the sliding block 15. Specifically, guide holder 11 sets up relatively and the interval has two, all is fixed with guide rail spare 14 on two guide holders 11, and connection can be dismantled simultaneously on the sliding block 15 that is located different guide holders 11 to sliding seat 12, improves the stability of sliding seat 12 installation. Optimally, a conductive wire (not shown) for connecting to the charging port 31 is inserted between the two guide bases 11, so as to improve the utilization rate of the internal space of the vehicle body 4. Preferably, each sliding seat 12 is connected to the sliding block 15 by a first screw (not shown).

Further, in order to realize charging port 31 and corresponding sliding seat 12 sliding connection, switching connection structure includes guide rod 16, and guide rod 16 fixes on charging port 31, and guide rod 16 wears to locate sliding seat 12, and when charging port 31 stretches out the automobile body 4 outside, guide rod 16 sets up sufficient length, guarantees that guide rod 16 does not break away from with sliding seat 12. Specifically, switch connection structure still includes and charges mouthful 31 one-to-one's connecting piece 5, and mouthful 31 of charging wears to establish and can dismantle in connecting piece 5, and the one end of guide bar 16 is fixed on connecting piece 5. Optimally, the connecting piece 5 is set as a connecting plate, so that the structure is simple and the device is very practical.

Further, in order to reduce the volume of the switching connection structure, the charging port 31 is inserted into the sliding seat 12.

Further, in order to ensure that the guide rod 16 does not disengage from the sliding seat 12, the switching connection structure further includes a limiting member 6, the limiting member 6 is disposed at one end of the guide rod 16 away from the charging port 31, and when one end of the guide rod 16 away from the charging port 31 has a moving tendency to disengage from the sliding seat 12, the limiting member 6 plays a role in limiting, and prevents the guide rod 16 from disengaging from the sliding seat 12. Specifically, the stopper 6 is set as a stopper plate.

Further, in order to ensure that the charging port 31 extending out of the socket 41 enters the interior of the vehicle body 4, the switching connection structure further comprises an elastic member 7, the elastic member 7 enables the charging port 31 to have a moving trend towards the interior of the vehicle body 4, one end of the elastic member 7 is connected to the sliding seat 12, and the other end of the elastic member 7 is connected to the limiting member 6; or one end of the elastic member 7 is connected to the sliding seat 12 and the other end is connected to the charging port 31, and at this time, the elastic member 7 is directly contacted with the charging port 31. Specifically, the elastic member 7 is provided as a tension spring or an elastic bending plate. When the elastic member 7 is a tension spring, the tension spring is sleeved on the guide rod 16, one end of the tension spring is connected to the sliding seat 12, and the other end of the tension spring is connected to the limiting member 6.

The telescopic driving assembly 2 comprises a second driving device 22 and a driving block 23, the second driving device 22 is fixed on the guide seat 11, the driving block 23 is fixed at the output end of the second driving device 22, and the driving block 23 is set as the output end of the telescopic driving assembly 2. When a user controls the switching assembly 1 according to a charging requirement, the switching movable end drives the corresponding charging port 31 to move between a preset installation position and a preset position, the user controls the telescopic driving assembly 2 to enable the driving block 23 to move towards the corresponding charging port 31 or towards the guide rod 16 connected to the corresponding charging port 31 or towards the limiting piece 6 connected to the corresponding charging port 31, and the driving block 23 pushes the charging port 31 to move towards the plug port 41 and move to the outside of the vehicle body 4; after the charging is finished, the user controls the second driving device 22 to move the driving block 23 away from the direction of the socket 41, so that the charging port 31 automatically enters the inside of the vehicle body 4 under the action of the elastic piece 7, and the functions of facilitating the user to switch the charging port 31 and protecting the charging port 31 are achieved. In particular, the second drive 22 is provided as a linear motor or a cylinder. Preferably, the second driving device 22 is a hydraulic cylinder, the hydraulic cylinder of the telescopic driving assembly 2 is connected to a corresponding control circuit (not shown), the control circuit is electrically connected to a corresponding controller (not shown), and the corresponding controller of the second driving device 22 is disposed outside the vehicle body 4 or inside the vehicle.

Further, the switching component further comprises a matching block 9, the matching block 9 is fixed on the limiting part 6, when the driving block 23 moves towards the limiting part 6, the matching block 9 contacts with the driving block 23, so that the charging port 31 is pushed to the outside of the vehicle body 5 from the inside of the vehicle body 4, the matching block 9 is convenient to extend to one side of the limiting part 6 to contact with the driving block 23, and the driving block 23 is guaranteed to be capable of driving the charging port 31 to move.

Further, according to the actual demand of the user, two charging ports 31 are provided, one charging port 31 being an ac port 31b, and the other charging port 31 being a dc port 31 a. The ac port 31b is connected to an ac charging circuit (not shown) of the new energy vehicle through a corresponding lead, and the dc port 31a is connected to a dc charging circuit (not shown) of the new energy vehicle through a corresponding lead. Specifically, fig. 3 is a schematic structural view of a first working state of the switching connection structure, in which the communication port 31b is movable from the inside of the vehicle body 4 to the outside of the vehicle body 4, and the communication port 31b extends out of the socket port 41; fig. 4 is a schematic structural view of a second operation state of the switching connection structure, in which the communication port 31b is movable from the outside of the vehicle body 4 to the inside of the vehicle body 4; fig. 5 is a schematic structural view of a third working state of the switching connection structure, in which the ac port 31b and the dc port 31a move synchronously, so that the dc port 31a moves to correspond to the socket 41; fig. 6 is a schematic diagram of a fourth operation state of the switching connection structure, in which the direct current port 31a moves from the inside of the vehicle body 4 to the outside of the vehicle body 4, and the direct current port 31a extends out of the socket port 41.

Example two: referring to fig. 1 and fig. 2, a switching connection structure is different from the first embodiment in the structure of the telescopic driving assembly 2.

At least two telescopic control ends 21 of the telescopic driving assembly 2 are arranged. The telescopic driving assembly 2 realizes the setting of the number of telescopic control ends 21 by setting the number of second driving devices 22. The arrangement of the second driving device 22 of the present embodiment is different from that of the second driving device 22 of the first embodiment. The second driving devices 22 correspond to the charging ports 31 one by one. Each charging port 31 is fixed to the output end of the corresponding second driving device 22, and the second driving device 22 is connected to the slide block 15 according to the first embodiment.

Compared with the prior art, the user controls the switching component 1 according to the charging requirement, so that the sliding block 15 drives the second driving device 22 on the corresponding charging port 31 to move to the socket 41, and then the corresponding charging port 31 moves to the socket 41, and then the second driving device 22 on the corresponding charging port 31 is controlled, so that the second driving device 22 on the corresponding charging port 31 drives the corresponding charging port 31 to extend out of the vehicle body 4, and therefore the user charges by using the corresponding charging port 31. After the charging is completed, the user controls the second driving device 22 on the corresponding charging port 31 to move the output end of the second driving device 22 on the corresponding charging port 31 in the direction away from the socket 41, at this time, the output end of the second driving device 22 on the corresponding charging port 31 drives the charging port 31 to enter the inside of the vehicle body 4, and finally, other operations are performed to push the corresponding charging port 31 into the inside of the vehicle body 4.

Example three: a switching connection structure is different from the second embodiment in the structure of a telescopic driving assembly 2.

Referring to fig. 1, 2, 7 and 8, at least two telescopic control ends 21 of the telescopic driving assembly 2 are provided, the telescopic driving assembly 2 includes a guiding element 24, a transmission device 25 and a rotation driving device 26, and the guiding element 24 is the telescopic control end 21 of the third embodiment. The guide 24 has a guide surface 241, the guide surface 241 is used for the corresponding charging port 31 to move along the guide surface 241 in a preset path, the preset path is a path passing through the socket 41, the guide 24 is slidably connected to the guide holder 11 of the first embodiment and is fixed on the transmission device 25, the rotary driving device 26 is arranged on the guide holder 11, the transmission device 25 is arranged on the guide holder 11, and an output shaft of the rotary driving device 26 is used for driving the transmission device 25 to drive the guide 24 to be far away from or close to the corresponding charging port 31. When the charging port 31 and the sliding seat 12 slide relative to each other, the sliding seat 12 guides the charging port 31. Specifically, when the charging port 31 is movable on the preset path, the charging port 31 is movable from the inside of the vehicle body 4 to the outside of the vehicle body 4.

Compared with the prior art, when a user needs to charge, the user selects the corresponding charging port 31 according to the charging requirement, controls the first driving device 13 to enable the corresponding charging port 31 to move to the insertion port 41, controls the rotary driving device 26 to enable the output shaft of the rotary driving device 26 to drive the transmission device 25 to move, and then the transmission device 25 drives the corresponding guide piece 24 of the corresponding charging port 31 to move towards the corresponding charging port 31, namely, to move along a preset path; after the guide surface 241 of the guide 24 is in contact with the charging port 31, the charging port 31 is linearly slid on the sliding seat 12 along the guide surface 241 to the outside of the vehicle body 4, so that the user charges using the corresponding charging port 31, and convenience in connecting the charging plug is improved. After the charging is finished, the user controls the rotary driving device 26, the output shaft driven by the rotary driving device 26 drives the transmission device 25 to move, and then the transmission device 25 drives the guide piece 24 to be far away from the corresponding charging port 31, so that the user only needs to push the charging port 31 extending out of the plug port 41 into the vehicle body 4 by hand, and the charging is very convenient.

Further, the rotation driving device 26 is connected to a corresponding control circuit (not shown) electrically connected to an operation device (not shown) provided outside the vehicle body 4 or inside the vehicle.

Further, referring to fig. 1, 2, 7 and 8, the driving device 25 is a belt conveyor (not shown) or a rack 251. When the transmission device 25 is configured as a rack 251, the rotation driving device 26 includes a servo motor and a first gear 261, the rack 251 is slidably connected to the guide holder 11, the servo motor is fixed on the guide holder 11, the first gear 261 is coaxially and rotatably connected to an output shaft of the servo motor, and the first gear 261 is engaged with the rack 251. When the transmission device 25 is a conveyor device, a driving wheel of the conveyor device and a driven wheel of the conveyor device are rotatably connected to the guide base 11, the rotary driving device 26 is a servo motor, an output shaft of the servo motor is coaxially and rotatably connected to the driving wheel of the conveyor device, and the servo motor is fixed to the guide base 11.

Further, in order to ensure the smoothness of the sliding of the charging port 31 on the sliding seat 12, the switching connection structure further includes guide moving members 8, each of the charging ports 31 is provided with a guide moving member 8, the guide moving members 8 and the charging port 31 are avoided, the guide moving members 8 are inserted into the sliding seat 12, the guide moving members 8 correspond to the guide members 24 one by one, the guide moving members 8 have mating surfaces 81, and when the guide members 24 contact the corresponding guide moving members 8, the mating surfaces 81 of the guide moving members 8 abut against the corresponding guide surfaces 241 of the guide members 24. Specifically, two charging ports 31 are provided, one charging port 31 being an ac port 31b, and the other charging port 31 being a dc port 32 a. The telescopic control ends 21 of the telescopic driving assembly 2 are provided in two, the guide 24 includes a first wedge block 242 and a second wedge block 243, one telescopic control end 21 is provided as the first wedge block 242, and the other telescopic control end 21 is provided as the second wedge block 243. The ac port 31b and the dc port 32a are located between the first wedge block 242 and the second wedge block 243. Optimally, the number of the racks 251 is two, the number of the guide seats 11 is two, and the racks 251 correspond to the guide seats 11 one by one. The racks 251 are each provided with a first wedge block 242 and a second wedge block 243. The two racks 251 are engaged with first gears 261, and each first gear 261 is coaxially connected to an output shaft of the servo motor. Or one rack 251 is meshed with the first gear 261, the first gear 261 is meshed with the second gear 262, and the second gear 262 is meshed with the other rack 251, so that the two racks 251 can move simultaneously, and the number of the servo motors is reduced. The second gear 262 is rotatably connected to the switching assembly 1.

Further, the guide 24 is provided on the connector 5 of the first embodiment, and the guide 24 does not directly contact the charging port 31, and functions to protect the charging port 31.

According to the new energy vehicle, the switching connection structure of the first embodiment to the third embodiment is adopted, the requirements of a user on direct current charging and alternating current charging are met, and the convenience of connecting a charging connector is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A switching connection structure is characterized in that the switching connection structure is arranged inside equipment and comprises a switching assembly, a telescopic driving assembly and a plurality of plug connectors, wherein the switching assembly is provided with a switching movable end, the switching movable end is connected with the plurality of plug connectors in a sliding manner, and the switching movable end drives the plug connectors to be far away from or close to preset positions of the equipment;

the switching assembly comprises a guide seat, a sliding seat and a first driving device, the guide seat is used for being fixed inside the equipment, the sliding seat is connected to the guide seat in a sliding mode, the sliding seat is set to be a switching movable end, the first driving device is fixed to the guide seat, the output end of the first driving device is connected to the sliding seat, the first driving device is used for driving the sliding seat to slide on the guide seat, and the first driving device is set to be a linear motor or an oil cylinder or a manual control piece;

the telescopic driving assembly is provided with a plurality of telescopic control ends, the telescopic control ends correspond to the plug connectors one by one, and the telescopic control ends are used for enabling the corresponding plug connectors to move to the outside of the equipment from the preset positions;

flexible drive assembly includes guide, transmission and rotary driving device, the guide is established to flexible control end, the guide has the spigot surface, the spigot surface is used for supplying to correspond the plug connector along the spigot surface is in predetermineeing the route activity, predetermine the route and establish to pass the route of predetermineeing the position, the guide sliding connection be in just fix on the guide be in transmission, rotary driving device sets up on the guide, transmission sets up on the guide, rotary driving device's output shaft is used for the drive transmission is in order to drive the guide is kept away from or is close to the correspondence the plug connector.

2. The switching connection structure according to claim 1, wherein the plug member is provided as a charging port, a ventilation port, a water passage port, or a discharging port.

3. The switching connection structure according to claim 2, wherein the charging port includes a direct current charging port and an alternating current charging port.

4. A switch connection according to claim 1, wherein said transmission means is provided as a conveyor belt means or a rack.