KR101974070B1 - Portable charging system and method for electric vehicles - Google Patents

Abstract

The present invention relates to a portable charging system and method for an electric vehicle. The portable charging system for an electric vehicle comprises: a charging device for charging the electric vehicle parked by moving a charging module along a rail portion provided on the ceiling; and a control device for controlling the charging device according to a charging request of the electric vehicle to charge the electric vehicle.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable charging system and method for electric vehicles,

The present invention relates to a charging system and method, and more particularly, to a mobile charging system and method for an electric vehicle that charges an electric vehicle by moving a charging module along a ceiling to a parking position of the electric vehicle.

Recently, there has been an explosion in interest and demand for environmentally friendly electric vehicles due to the strengthening of environmental regulations and the reduction of energy costs.

Countries are trying to eliminate environmental problems such as air pollution through the regulation of automobile exhaust gas, and as a result, it is obligatory to supply environmentally friendly electric vehicles.

In response to this trend, interest and research on electric vehicles are actively being pursued as a part of low carbon green growth.

In order to expand the supply of electric vehicles, it is essential to build a charging infrastructure that can charge the power battery of electric vehicles.

For this purpose, a charger capable of charging an electric vehicle in a parking lot of a multi-family apartment such as an apartment is being constructed.

The charger built in the parking lot of the apartment complex has a lot of operation funds and can not be installed in the entire parking lot. Therefore, the charger is limitedly installed in a specific area, and is equipped with two or more connectors to charge a plurality of electric vehicles simultaneously do.

However, when a plurality of electric vehicles are charged at the same time, the charging power supplied to each electric vehicle is reduced and the charging time becomes long.

Prior art relating to the present invention is Korean Patent Publication No. 10-2018-0014584 (published on February 09, 2018).

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a mobile charging system for an electric vehicle, which is capable of charging an electric vehicle without moving the charging module to a parking position of the electric vehicle along a ceiling, It is an object to provide a method.

According to an aspect of the present invention, a mobile charging system for an electric vehicle includes a charging device for charging a parked electric vehicle by moving a charging module along a rail portion installed in a ceiling; And a control device for controlling the charging device according to a charging request of the electric vehicle to charge the electric vehicle.

The charging device includes a rail part installed on a ceiling of a parking lot having a plurality of parking space parts with a plurality of rails; And a plurality of charging modules for moving the electric vehicle along the rail to a corresponding parking space where the electric vehicle is parked and charging the electric vehicle.

The controller analyzes a charging request of the electric vehicle to determine a traveling path for moving the electric vehicle to the parked parking space portion along the rail portion, And a charge controller for moving the charge module based on the movement path to control the charge device to charge the electric vehicle requiring the charge.

The charging request of the electric vehicle may include information on the position of the parking space in which the electric vehicle is parked, the vehicle information of the electric vehicle, and information about the front parking or the rear parking of the electric vehicle parked in the parking space have. The vehicle information may include a position of a charging unit provided in the electric vehicle.

The path mapping unit may determine the movement path using the position of the parking space unit and the position of the charging unit.

The mobile charging system for an electric vehicle according to one aspect of the present invention may further include at least one camera for photographing at least one parking space portion.

The route mapper may include a position of the parking space where the electric vehicle is parked and a vehicle information of the electric vehicle in response to a charging request of the electric car but the information about the front parking or the rear parking of the corresponding mini car is not included , It is possible to request the video camera to take a picture of the parking space and to check whether the vehicle is parked on the front or back from the parking image of the received electric car.

Each of the charging modules can transmit the identification ID and the position information in the rail to the charging controller.

Accordingly, the charge control unit can check the position of each of the charge modules and the movement path for moving each of the charge modules, thereby preventing the charge modules from colliding with each other while moving on the rail.

The charge control unit may determine the passage sequence of the overlapping travel paths according to the route collision avoiding scheme set for the charging modules whose traveling routes are partially overlapped in the rail at the same time zone to prevent collision of the charging modules have.

Wherein the rail portion includes a first rail provided in a direction in which a plurality of parking space portions are arranged, the plurality of first rail being spaced apart from each other along one installation line; A plurality of second rails crossing the first rails; And a rail connection portion connecting one of the first and second rails to one another or connecting the first and second rails adjacent to each other.

The charging module may be moved along a rail connected by the rail connection.

The charging module includes: a charging housing having an installation space portion therein; A power supply unit provided in an installation space of the charging housing; A module moving part provided in the charging housing such that the charging housing moves along the rail part; A charging connector provided in the charging housing to connect the power supply of the power supply unit with an electric vehicle; And a charging and elevating part provided to raise and lower the charging housing having the power supply part and the charging connector part.

The charging module includes: a charging housing having an installation space portion therein; A power supply unit provided in an installation space of the charging housing; A module moving part provided in the charging housing such that the charging housing moves along the rail part; A power feeder provided in the charging housing to supply electric power of the power supply unit to the electric vehicle by radio; And a charging and elevating part provided to raise and lower the charging housing.

According to another aspect of the present invention, there is provided a mobile charging method for an electric vehicle, comprising the steps of: analyzing a charging request of an electric vehicle that requires charging, so that one of the plurality of charging modules is connected to an electric vehicle Determining a travel path for moving to a parked parking space portion; And moving one of the charging modules along the rail section to the parking space where the electric vehicle requiring charging is parked, based on the movement route, to charge the electric vehicle requiring the charging.

The charging request of the electric vehicle may include information on the position of the parked parking space of the electric vehicle requiring charging, the vehicle information of the electric vehicle requiring charging, and information on the front parking or the rear parking of the electric vehicle parked in the parking space . ≪ / RTI > The vehicle information may include a position of a charging unit provided in the electric vehicle requiring the charging.

Wherein the step of determining the moving route includes a step of determining whether or not the electric vehicle requiring charging is located at a position of the parked parking space part, the position of the charging part of the electric vehicle requiring charging, and the front parking or rear parking of the electric vehicle parked in the parking space part It is possible to determine the movement route by using information on the movement route.

Wherein the step of determining the moving route includes a position of the parked parking space where the electric vehicle requiring charging is requested in the charging request of the electric vehicle and the vehicle information of the electric vehicle requiring the charging, When the information on the front parking or the rear parking of the vehicle is not included, the image shooting is requested to the camera responsible for the photographing of the parking space portion, and from the parking image of the electric vehicle parked in the received parking space portion, You can check whether the required electric car is parked on the front or back.

The mobile charging method for an electric vehicle may further include receiving positional information at an identification ID and a railway from each of the plurality of charging modules.

The step of charging the electric vehicle requiring the charging can prevent the plurality of charging modules from colliding with each other while the charging modules move on the rail by confirming the position of each charging module and the movement path for moving each charging module.

The step of charging the electric vehicle requiring the charging may include determining a passage sequence of the overlapping movement path in accordance with a path collision avoiding method set for the charging modules whose traveling path is partially overlapped in the railway at the same time zone, The collision of the modules can be prevented.

As described above, according to the mobile charging system and method for an electric vehicle according to the present invention, a request for charging an electric vehicle is received, and the parking position and the vehicle information of the electric vehicle are checked, So that it is possible to charge the electric vehicle directly without the electric car moving to the installation place of the charger and without waiting for charging, thereby providing convenience to the user and operating the electric car charging system To be efficient.

1 is a view showing a mobile charging system for an electric vehicle according to the present invention,
2 is a view showing a charging apparatus according to the present invention,
3 is a view showing a control device according to the present invention,
4 is a view showing a rail part according to the present invention,
5 is a view showing a rail connecting portion according to the present invention,
6 is a view showing an operating state of a rail connecting portion according to the present invention,
7 is a view showing a curved rail part according to the present invention,
8 is a view showing an operating state of a mobile charging system for an electric vehicle according to the present invention,
9 is a view showing a charging module according to the present invention,
10 is a view showing a module moving part according to the present invention,
11 is a view showing a charging module according to another embodiment of the present invention,
12 is a view showing a charging connector portion of a charging module according to another embodiment of the present invention,
13 is a view showing a charging module according to another embodiment of the present invention,
14 is a flowchart of a mobile charging method for an electric vehicle according to the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The following detailed description, together with the accompanying drawings, is intended to illustrate exemplary embodiments of the invention and is not intended to represent the only embodiments in which the invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, those skilled in the art will appreciate that the present invention may be practiced without these specific details.

In some instances, well-known structures and devices may be omitted or may be shown in block diagram form, centering on the core functionality of each structure and device, to avoid obscuring the concepts of the present invention.

Throughout the specification, when an element is referred to as " comprising " or " including ", it is meant that the element does not exclude other elements, do. Further, the term " part " described in the specification means a unit for processing at least one function or operation. Also, the terms " a or ", " one ", " the ", and the like are synonyms in the context of describing the invention (particularly in the context of the following claims) May be used in a sense including both singular and plural, unless the context clearly dictates otherwise.

In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions in the embodiments of the present invention, which may vary depending on the intention of the user, the intention or the custom of the operator. Therefore, the definition should be based on the contents throughout this specification.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

2 is a view showing a charging device according to the present invention. FIG. 3 is a view showing a control device according to the present invention, and FIG. 4 is a view showing a rail part according to the present invention, FIG. 5 is a view showing a rail connecting part according to the present invention, FIG. 6 is a view showing an operating state of a rail connecting part according to the present invention, FIG. 8 is a view showing an operating state of a mobile charging system for an electric vehicle according to the present invention, FIG. 9 is a view showing a charging module according to the present invention, and FIG. Fig. 11 is a view showing a charging module of another embodiment according to the present invention, and Fig. 12 is a view showing a charging connector portion of a charging module of another embodiment according to the present invention. Fig. Drawing, and Figure 13 is a view showing another embodiment charging module according to the present invention.

As shown in the figure, a mobile charging system for an electric vehicle includes a charging device 10 and a control device 300.

The charging device 10 moves the charging module 200 along the railway 100 installed on the ceiling to charge the parked electric vehicle 40. [

The control device 300 is provided for controlling the charging device 10. That is, the control device 300 controls the electric vehicle 40 by controlling the charging device 10 according to the charging request of the electric vehicle.

Here, the charging apparatus 10 includes a rail part 100 and a charging module 200 as shown in FIG.

The rail part 100 may be installed on a ceiling of a parking lot having a plurality of parking space parts 20. [

A plurality of charging modules 200 are provided and the electric vehicle 40 to be charged along the rail 100 is moved to the parked parking space portion 20 to charge the electric vehicle 40 Respectively.

The control device 300 is provided to control the charging module 200 and the rail part 100 and controls the plurality of charging modules 200 to be moved along the rail part 100 to prevent them from colliding with each other And securely moves the charging module 200 to a plurality of corresponding parking space portions 20.

Thus, unlike the prior art, according to the present invention, even if the charging module 200 does not move along the rail portion 100 to the parking space portion 20 even when the electric vehicle 40 is not moved to the charger installed in a specific area of the parking lot, To the position of the parked electric vehicle 40 to charge the electric vehicle.

Further, even if the electric vehicle is not parked in the parking space 20, the electric vehicle can be charged anywhere at the location where the railway 100 is installed.

3, the control device 300 includes a receiving unit 310, a path mapping unit 320, a charging control unit 330, and a transmitting unit 340.

The receiving unit 310 receives a charging request for the electric vehicle. The request for charging the entire vehicle can be received from the portable terminal 30 carried by the driver or passenger of the electric vehicle or a kiosk terminal (not shown) installed in the parking lot.

The path mapping unit 320 analyzes the charging request of the electric vehicle and determines whether the charging module 200 needs to move the electric vehicle 40 requiring charging along the rail 100 to the parked parking space unit 20 And determines the movement route.

At this time, the charging request of the electric vehicle is made based on the position of the parked parking space portion 20 where the electric vehicle 40 requiring charging is located, the vehicle information of the electric vehicle 40 requiring charging, And may include information on the front parking or the rear parking of the parked electric vehicle 40. [ The vehicle information of the electric vehicle 40 may include the position of the charging unit provided in the electric vehicle 40. [ At this time, the location information of the live part may include at least one of a height between the ground and the vehicle ceiling, and a distance between the vehicle front end and the rear end.

Accordingly, the path mapping unit 320 can determine the movement route by using the position of the parking space unit 20 included in the charging request of the electric vehicle and the position of the charging unit of the electric vehicle 40. [

Meanwhile, the mobile charging system for an electric vehicle according to the present invention may further include at least one camera 50 for photographing at least one parking space portion.

The path mapping unit 320 may include the position of the parked parking space 20 in which the electric vehicle 40 requiring charging is located and the vehicle information of the electric vehicle 40 in response to a charging request of the electric vehicle 40 When the information on whether the electric car 40 is parked on the front or rear is not included, the electric car 40 is moved to the camera 50 responsible for the photographing of the parked parking space 20 You can ask for a shot.

This is a process performed to confirm whether the parked electric vehicle 40 is parked in the parking space 20 or in the rear parking area. The reason for confirming the front parking or the rear parking of the electric vehicle 40 is that the position of the charging unit provided in the electric vehicle 40 varies depending on the front parking or the rear parking.

From the parking image of the electric vehicle 40 thus obtained by the camera 50, the path mapping unit 320 grasps information on the front parking or the rear parking of the electric vehicle 40, The charging module 200 for charging the electric vehicle 40 together with the position of the parked parking space portion 20 and the vehicle information of the electric vehicle 40 determines a traveling path necessary for moving along the rail portion 100 . Accordingly, the charging module 200 can be precisely moved to the charging portion of the electric vehicle 40 to be charged.

The charging controller 330 moves the charging module 200 along the rail part 100 on the basis of the traveling path determined by the path mapping part 320 so as to charge the electric vehicle 40 requiring charging, ).

The transmitter 340 serves to transmit the control signal of the charge controller 330 to the charger 10.

Meanwhile, the charge controller 330 receives the identification ID and position information from the reassembly 100 from each of the charge modules 200, and can confirm the position of each charge module 200 through the ID.

The charging controller 330 checks the position of each of the charging modules 200 and the movement path for moving each of the charging modules 220 determined by the path mapping unit 320 so that the charging modules 200 It is possible to prevent a collision during the movement along the rail portion 100.

That is, the charging modules 200 can move to the position of the electric vehicle 40 which requires charging along the rail part 100 without colliding with each other according to the anti-collision control of the charge control part 330.

At this time, the charge control unit 330 determines the passage sequence of the overlapping movement path in accordance with the path collision avoiding method set for the charging modules 200 in which the movement path is superimposed in the rail 100 at the same time zone And the charging modules 200 can be prevented. In an exemplary embodiment, the established path collision avoidance scheme may allow the impulse module that first enters the overlapping travel path to pass through the overlapping travel path before the other collision modules. However, the present invention is not limited thereto.

Hereinafter, the rail part 100 of the charging apparatus 10 will be described. The rail portion 100 includes a first rail 110, a second rail 120, and a rail connection portion 130, as shown in FIG.

The first rails 110 are provided on the ceiling in the direction in which the plurality of parking space portions 20 are arranged, and are provided at a plurality of spaced apart from one installation line L.

A plurality of second rails 120 are provided on the ceiling of each parking space 20 and may be provided to be replaced with the first rails 110.

The rail connection part 130 is provided to connect one of the first rails 110 and the adjacent first rail 110 'or to connect the first rail 110 and the adjacent second rail 120 And can be controlled by the control device 300. [

The charging module 200 can be moved along the rails connected by the rail connection part 130 and can be controlled by the control device 300. [

Of course, in order to prevent collision with other charging modules 200, the control device 300 can identify all the charging modules 200 to be operated.

5, the rail connecting portion 130 includes a connecting rotating frame 132, a connecting rail 134, and a connecting driving portion 136. [

The connecting rotation frame 132 is rotatably mounted on a ceiling positioned between two adjacent first rails 110 and 110 '.

The connection rails 134 are provided on the lower surface of the connection rotation frame 132 and are rotated together.

The connection driving unit 136 rotates the connection rotation frame 132 to connect the connection rail 134 to any one of the first rails 110 and the adjacent first rail 110 ' 100 and the adjacent second rail 120. [

The connection driving unit 136 is controlled by the control device 300 and includes a connection installation groove 1362 and a connection fixing frame 1364, a connection shaft 1366, and a rotation motor 1368.

The connection installation groove 1362 is formed in the ceiling.

And the connection fixing frame 1364 is fixed to the connection installation groove 1362. [

The connection shaft 1366 is rotatably mounted on the connection fixed frame 1364.

The rotation motor 1368 is controlled by the controller 300 to rotate the connection shaft 1366 to rotate the connection rotation frame 132.

The rotation motor 1368 may be connected to the connection shaft 1366 by a gear or by a belt or a chain.

On the other hand, the connecting rotation frame 132 can be rotated by the cylinder, and the cylinder can be installed instead of the rotary motor.

One end of the cylinder is rotatably mounted on a connection fixing frame 1364 and the rod of the cylinder is rotatably mounted on the connection rotation frame 132 to rotate the connection rotation frame 132 from the connection fixing frame 1364 .

Also, both ends of the connection rail 134 are formed with a constant arc, and the ends of the first rail 110 and the second rail 120 are formed to correspond to the connection rail 134.

As shown in FIG. 6, when the connecting rail 134 is connected to one of the first rails 110 and the other one of the first rails 110 ' When the charging module 200 moves along any one of the first rails 110 and is positioned on the connecting rail 134 of the rail connecting part 130, the charging module 200 stops moving.

As the connecting rotation frame 132 is rotated by the rotation motor 1368, the connecting rail 134 is rotated and connected to the second rail 120, and the charging module 200 rotates the second rail 120 .

Here, the installation line L is formed by at least one of a straight line and a curved line, and the rail 100 may be provided so as to correspond to the arrangement of the parking space portion 20.

When the installation line L is formed in a straight line, it may be formed parallel to the arrangement direction of the parking space portion 20 or may be formed to have an angle. Also, the straight line may be formed when there is no obstacle on the path where the charging module 200 is to be moved.

On the other hand, as shown in FIG. 7, the installation line L may be formed in a curved line so as to avoid an obstacle on the path on which the charging module 200 is to be moved.

At this time, the connection rail 134 is formed of either a straight line or a curved line, and it is natural that the connection rail 134 is formed differently depending on the situation in the field.

The second rail 120 may be provided on a ceiling between two parking space portions corresponding to or adjacent to the parking space portions 20. [

As shown in FIG. 8, a plurality of parking space portions P1 to P6 may be formed in two rows, and a plurality of first rails 110 may be provided in a ceiling between two rows of parking space portions.

And a plurality of second rails 120 are provided on the ceiling between the respective parking space portions of the respective rows.

The charging process of the electric vehicle will be described with reference to FIG.

Here, when the electric vehicle 40 is parked in the P4 parking space, the charging part 42 of the electric vehicle 40 is formed on the right rear side, And transmitted to the device 300. At this time, the charge request of the electric vehicle 40 may be made through the kiosk terminal installed in the portable terminal 30 or the parking lot.

The receiving unit 310 of the control device 300 receives the charging request and transmits the request to the path mapping unit 320. The path mapping unit 320 analyzes the charge request of the electric vehicle 40 to determine the movement path along which the charge module 200 moves along the plurality of rails of the rail 100 and transmits the determined path to the charge control unit 330 .

At this time, the charging request of the electric vehicle 40 is made based on the position of the parked P4 parking space part where the electric car 40 requiring charging is located, the vehicle information of the electric car 40 requiring the charging, the electric car parked in the P4 parking space part For example, information about the front parking or the rear parking of the vehicle. However, if the electric vehicle 40 does not include information on the front parking or the rear parking of the electric vehicle 40, the path mapping unit 320 may include a camera 50 ) To acquire an image of the parked electric vehicle 40 in the P4 parking space and confirm whether the parked electric vehicle in the P4 parking space is the front parking or the rear parking.

The charge control unit 330 may charge the electric vehicle 40 by moving the charge module 200 to the P4 parking space portion where the electric vehicle 40 is parked based on the travel route.

The charge controller 330 controls the charging device 10 to charge the parked electric vehicle 40 in the P4 parking space based on the determined travel route.

The charge control unit 330 controls the module 230 of the charging module 200 to move along one of the first rails 110.

At this time, the connection rail 134 of the first rail connection part 130 is controlled to connect one of the first rails 110 and the other one of the first rails 110 ', and then the charging module 200 is connected And is moved to the other one of the first rails 110 'through the rail 134.

Here, the connection rail 134 'of the second rail connection part 130' is controlled to wait in a state where the other first rail 110 'and the other first rail 130' are connected to each other.

The moving recharging module 200 is placed in the second connecting rail 134 'and is controlled to stop.

The charge control unit 330 controls the connection driving unit 136 to rotate the connection rotation frame 132 to connect the connection rail 134 'to the second second rail 120'.

The charging controller 330 causes the charging module 200 to move along the second rail provided in the P4 parking space of the second second rails 120 ' As shown in FIG.

The charging control unit 330 controls the charging and elevating unit 250 to move the charging module 200 to the height of the charging unit 42 of the electric vehicle 40, The car 40 is charged.

The path is determined by the path mapping unit 320 and the path for moving the charging module 200 to the position of the charging unit 42 of the electric vehicle 40 parked in the P4 parking space unit . That is, the movement path includes a charging module 200 for charging the electric vehicle 40, at least one rail of the railway 100 on which the charging module 200 is to be moved, at least one rail connecting portion And information on the order in which the charging module 200 moves through the at least one rail connection with the at least one rail.

9, the charging module 200 moving along the rail part 100 includes a charging housing 210, a power supply part 220, a module moving part 230, a charging connector part 240, And a charge elevator 250.

The charging housing 210 has an installation space 212 therein.

The power supply unit 220 is provided in the installation space 212 of the charging housing 210, and can receive external power, convert the power, or output the power.

Depending on the type of the external power supply, the power supply unit 220 may include at least one of a battery, an AC-DC converter, and a DC-AC converter. .

For example, when the external power source is an AC power source, the power supply unit 220 may be implemented as at least one of a battery and an AC-DC converter. In this case, when the power supply unit 220 is configured with only the battery, And a conversion unit for converting the image data.

Meanwhile, when the AC-DC converter and the battery are configured as the power supply unit 220, the external AC power source is converted from the AC-DC converter to the DC power source and then used as a battery charging power source.

When the external power source is DC power, the power supply unit 220 may be implemented as a battery. The battery at this time can be charged by a DC power source, which is an external power source.

The module moving part 230 is provided in the charging housing 210 such that the charging housing 210 is moved along the rail part 100.

Also, the charging connector unit 240 is provided to supply power of the power supply unit 220 to the electric vehicle.

Of course, the charging connector 240 may be directly connected to the DC power source by an electric vehicle.

The charging and elevating part 250 is provided in the charging housing 210 to raise and lower the charging connector part 240.

The charging and elevating part 250 is provided in the charging housing 210 so as to allow the charging connector part 240 to flow into or out of the installation space 212 of the charging housing 210.

Here, the charging connector portion 240 includes a charging connector 242 and a charging cable 244.

The charging connector 242 is provided for connection with the charging section of the electric vehicle and the charging cable 244 connects the power supply section 220 and the charging connector 242.

Meanwhile, the charging cable 244 may directly connect the DC power source to the charging connector 242.

The charging and elevating part 250 includes a winding roll 252 and a winding motor 254.

The winding roll 252 is rotatably provided in the charging housing 210 so that the charging cable 244 is wound or unwound.

The winding motor 254 is also provided for rotating the winding roll 252.

Here, as shown in FIG. 10, each rail 110 and 120 has a rail jaw 140 protruding from both lower ends thereof.

The module moving part 230 includes a moving housing 231 and a first moving roller 232, a second moving roller 233, and a module moving motor 234.

The moving housing 231 has a moving space portion 231a opened upward to position the rails 110 and 120 therein and is provided in the charging housing 210. [

A plurality of the first moving rollers 232 are rotatably provided on the movable housing 231 so as to be moved along the upper surface of the rail jaw 140.

The second moving roller 233 is provided along the side surface of the rail jaw 140 so as to be rotatable in the moving housing 231 to prevent the rail jaw 140 from colliding with the moving housing 231.

The module moving motor 234 is provided to rotate at least one of the first moving roller 232 and the second moving roller 233 to move along the corresponding rail.

At least two module moving parts 230 are provided in each of the charging modules 200, and each module moving part 230 is provided to be rotatable in a horizontal direction with respect to the charging housing 210.

Therefore, not only the straight rail but also the curved rail can be easily moved.

The module moving part 230 further includes a stopper part 235.

The stopper portion 235 is provided to prevent the stopper portion 235 from moving on the connecting rail 134 when the rail connecting portion 230 rotates.

The stopper portion 235 includes a stopper 2352 and a stopper cylinder 2354.

The stopper 2352 is provided in the module housing 232 so as to press the lower surface of the connecting rail 134 upward.

The stopper cylinder 2354 is provided to move the stopper 2352 up and down.

The stopper portion 235 prevents displacement of the rail connecting portion 130 where the charging module 200 is located and can be controlled by the control device 300. [

The charging operation of the charging module 200 may be controlled by controlling the charging and elevating unit 250 according to the operation sequence transmitted through the transmitting unit 340 of the control device 300, 242 are moved downward, the user grasps the charging connector 242 and engages with the charging portion 42 of the electric vehicle 40 to charge the battery.

On the other hand, the charging connector 242 moved downward may be automatically charged by being coupled to the charging portion 42 of the electric vehicle 40 by the movable charging cable 244. [

The charging cable 244 can be used by applying a configuration for operating the endoscope camera.

11, the charging module 200 'of another embodiment includes the charging housing 210', the power supply unit 220 ', the module moving unit 230', the charging connector unit 240 ' And a charge lifting portion 250 '.

The charging housing 210 'forms an installation space 212' therein.

The power supply unit 220 'is provided in the installation space 212' of the charging housing 210 ', receives external power, converts the power, or outputs the power.

In this case, the external power may be AC (alternating current) power or DC (direct current) power. Depending on the type of external power source, the power supply unit 220 'may include at least one of a battery, an AC-DC converter, and a DC-AC converter.

In an embodiment, when the external power source is AC power, the power supply unit 220 'may be implemented as at least one of a battery and an AC-DC converter. In this case, when the power supply unit 220' And a conversion unit for converting the power source into a power source.

On the other hand, when the AC-DC converter and the battery power supply unit 220 'are configured, the external AC power source is converted from the AC-DC converter to the DC power source and then used as a battery charging power source.

When the external power source is a DC power source, the power source unit 220 'may be implemented as a battery. The battery at this time can be charged by a DC power source, which is an external power source.

The module moving part 230 'is provided in the charging housing 210' so that the charging housing 210 'is moved along the rail part 100.

The charging connector portion 240 'is provided in the charging housing 210' to supply power of the power supplying portion 220 'to the electric vehicle.

The charging and elevating part 250 'is provided to raise and lower the charging housing 210' provided with the power supply part 220 'and the charging connector part 240'.

The operation of the charging module 200 'will be described below. After the charging housing 210' is moved along the rail part 100 by the module moving part 230 ' And is positioned at a height corresponding to the live portion of the vehicle.

The module moving part 230 'for this purpose is the same as the module moving part 230 of the embodiment, and a description thereof will be omitted.

The charging connector portion 240 'includes a charging connector 242', a charging cable 244 ', and a charging input / output portion 246', as shown in FIG.

The charging connector 242 'is provided for connection with the charging section of the electric vehicle.

The charging cable 244 'connects the power supply unit 220' and the charging connector 242 '.

The charging / outgoing portion 246 'is made to be connected to the charging connector 242' to engage with the charging portion of the electric vehicle.

This charge input / output unit 246 'includes a charge input / output frame 2462' and a charge cylinder 2464 '.

The charging input / output frame 2462 'is equipped with a charging connector 242' at the end thereof so as to be input and output in stages.

The charging cylinder 2464 'is provided to allow the charging and discharging frame 2462' to enter and exit, so that the charging and discharging frame 2462 'is stretched or stepwise overlapped.

The charging and elevating part 250 'also includes a lifting and lowering frame 251', a lifting link 252 ', a lifting and rotating rod 253', a lifting and lowering block 254 ', and a lifting motor 255' .

The lifting and securing frame 251 'is provided in the module moving part 230'.

The lifting link 252 'is provided with a plurality of lifting links 252a' and 252b 'which are crossed with each other such that the intermediate lifting links 252' are rotatable, and the charging housing 210 'is provided at the lower end.

The lifting and rotating rods 253 'have threads along the outer circumferential surface. These threads are formed in mutually opposite directions with respect to the middle portion, and are rotatably provided on the lifting and securing frame 251'.

The elevating movement block 254 'is connected to the upper end of the two lift links 252a' and 252b 'provided at the uppermost portion of the lift link portion 252' '), Or in opposite directions.

The elevating motor 255 'moves the two elevating and lowering moving blocks 254' by rotating the elevating and lowering rotary bar 253 'under the control of the controller 300 so that the length of the elevating and lowering link 252' .

As the elevating motor 255 'is rotated, the elevating rotation bar 253' is rotated so that the elevating and lowering moving blocks 254 'are moved in mutually or mutually opposite directions As the movable member 252 'moves, the lifting link 252' moves downward or upward.

Thus, the charging housing 210 'can be raised and lowered, and the charging connector 242' of the charging connector portion 240 'can be adjusted to a height corresponding to the charging portion of the electric vehicle.

Here, the charging connector portion 240 'further includes a charging camera 248'.

The camera 248 'photographs the front side image of the charging connector 242', and can confirm the position of the charging part of the electric vehicle using the photographed image or image.

Thus, the control device 300 can read the image of the charging camera 248 'and precisely move the charging connector 242' to the charging part position of the electric vehicle.

The charging connector portion 240 'further includes a magnet 249'.

This magnet 249 'is provided at the front end of the charging connector 242' and can be attached to the charging part of the electric vehicle at the time of charging.

Of course, when the charging is completed, the magnet 249 'is separated from the charging part of the electric vehicle, and is preferably formed of an electromagnet having a magnetic force by an applied power source.

According to the operation sequence transmitted through the transmission unit 340 of the control device 300, the charging unit 200 'controls the charging unit 250' so as to charge the power supply unit 220 ' And moves the charging housing 210 'provided with the connector portion 240' downward.

Of course, it is natural to place it so as to correspond to the height of the charging part 42 of the electric vehicle.

The charge connector 242 'is moved to the charging section 42 of the electric vehicle 40 by controlling the charge input / output section 246' of the charge connector section 240 '.

Here, the charging connector 242 'is moved by checking the charging unit 42 in real time by the charging camera 248', and is precisely moved to the charging unit 42 of the electric vehicle 40 by the magnet 249 ' And then charging is carried out.

13, the charging module 200 "of another embodiment includes a charging housing 210" and a power supply 220 ", a module transfer 230", a power feeder 240 " And includes a lifting portion 250 ".

The charging housing 210 " forms an installation space 212 " inside.

The power supply unit 220 '' is provided in the installation space 212 '' of the charging housing 210 '' and receives external power, converts it, or outputs it.

Depending on the type of the external power source, the power supply unit 220 " may include at least one of a battery, an AC-DC converter, and a DC-AC converter. One may be provided.

In an embodiment, when the external power source is an AC power source, the power source unit 220 '' may be implemented as at least one of a battery and an AC-DC converter. In this case, if the power source unit 220 ' To-DC power supply.

On the other hand, when the AC-DC converter and the battery are provided with the power supply unit 220 ", the external AC power is converted from the AC-DC converter to the DC power and used as the battery charging power.

When the external power source is a DC power source, the power source unit 220 '' may be implemented as a battery. The battery may be charged by an external DC power source.

The module moving part 230 " is provided to move the charging housing 210 " along the rail part 100.

The power feeder 240 " is also provided in the charging housing 210 " to supply the power of the power supply 220 "

The charging elevator 250 " is provided to raise and lower the charging housing 210 ".

The operating state of the charging module 200 " is as follows. After the charging housing 210 " is moved along the rail part 100 by the module moving part 230 " And is located on the upper side of the automobile.

The module moving part 230 " for this purpose is the same as the module moving part 230 of the embodiment, and a description thereof will be omitted.

The power feeder 240 "is provided in the charging housing 210" and is provided for converting the power of the power supplier 220 "into a wireless signal and transmitting it to the current collector 242" of the electric vehicle.

At this time, there is a magnetic induction type or a magnetic resonance type in which power is supplied from the power feeder 240 "to the electric vehicle by radio.

The current collectors 242 " are provided in the electric vehicle to charge the electric power received from the power feeder 240 ".

It is a matter of course that this collector 242 " can be installed anywhere in an electric car where it can be connected wirelessly.

Since the charging and elevating part 250 '' is the same as the charging and elevating part 250 'of the other embodiments, the description will be omitted.

The charging operation of the charging module 200 'is controlled by controlling the charging and elevating unit 250' 'in accordance with the operation sequence transmitted through the transmitting unit 340 of the control device 300 so that the power supplying unit 220' And moves the charging housing 210 " downward.

Here, the power feeder 240 "provided in the charging housing 210" is adjacent to the current collector 242 "provided in the electric vehicle 40 and is moved to a wireless chargeable position and automatically charged.

14 is a flowchart of a mobile charging method for an electric vehicle according to the present invention.

Referring to FIG. 14, the mobile charging method for an electric vehicle according to the present invention can be performed under the control of the controller 300.

The control device 300 analyzes the charging request of the electric vehicle 40 that requires charging and analyzes it so that any one of the plurality of charging modules 200 can be charged or discharged along the railway 100 installed on the ceiling, (Step S10). In step S10, the electric vehicle 40 is moved to the parked parking space 20.

At this time, the charging request of the electric vehicle is made based on the position of the parked parking space portion 40 where the electric vehicle 40 requiring charging is parked, the vehicle information of the electric vehicle 40 requiring charging, It may include front parking or rear parking information. However, when the request for charging the electric vehicle 40 does not include the front parking or rear parking information of the electric vehicle 40, the controller 300 determines that the electric vehicle 40 is in the parked parking space 20, The electric vehicle 40 parked in the parking space unit 20 can be parked on the front side of the parking space 20 by controlling the camera 50 for taking pictures of the electric vehicle 40 parked in the parking space unit 20, You can check if it is a rear parking.

The vehicle information may include the position of the charging unit 42 provided in the electric vehicle 40 requiring charging.

The path mapping unit 320 can store the position of the parking space unit 40 included in the charging request of the electric vehicle 40 and the vehicle information of the electric vehicle 40 and the front parking or rear parking of the electric vehicle 40 It is possible to determine the movement route by using information on the movement route.

Thereafter, the controller 300 controls the charging module 200 to move the charging module 200 along the railway 100 to the parked parking space 20 where the electric vehicle 40 requiring charging is parked And charges the electric vehicle 40 requiring the charging (S20).

Further, the control device 300 may receive the identification ID and the positional information in the rail 100 from each of the plurality of charging modules 200.

The controller 300 checks the position of each of the charging modules 200 and the movement path for moving each of the charging modules 200 so that a plurality of the charging modules 200 collide with each other while moving in the rail 100 .

At this time, the control device 300 determines the passage sequence of the overlapping movement path in accordance with the path collision avoiding method set for the charging modules partially overlapping the moving path in the rail 100 at the same time, Can be prevented.

10: Charging device 100:
110: first rail 120: second rail
130: rail connection part 200, 200 ', 200 ": charging module
210: Charging housing 220: Power supply
230: module moving part 240: charging connector part
250: charge elevator 300: control device
310: Receiving unit 320: Path mapping unit
330: charge controller 340: transmitter

Claims (15)

A charging device for charging the parked electric vehicle by moving the charging module along a rail portion installed on the ceiling; Wow
And a control device for controlling the charging device to charge the electric vehicle according to a charging request of the electric vehicle,
Wherein the charging device comprises:
A rail part installed on a ceiling of a parking lot having a plurality of parking space parts by a plurality of rails; Wow
And a plurality of charging modules for moving the electric vehicle along the rail portion to a parked parking space portion to charge the electric vehicle,
The rail portion
A first rail provided in a direction in which a plurality of parking space portions are arranged, the first rail being spaced apart along an installation line;
A plurality of second rails crossing the first rails; And
And a rail connection portion connecting one of the first and second rails adjacent to each other or connecting the first and second rails adjacent to each other,
Wherein the installation line is formed of at least one of a straight line and a curved line,
The charging module is moved along a rail connected by the rail connection portion,
The rail-
A connection rotating frame rotatably mounted on a ceiling positioned between the adjacent two first rails;
A connection rail provided on a lower surface of the connection rotation frame; And
And a connection driving part for connecting the first rail and the second rail adjacent to each other or by connecting the first rail and the second rail adjacent to each other,
The connection driving unit may include:
A connection installation groove formed in the ceiling;
A connection fixing frame fixed to the connection installation groove;
A connection shaft rotatably installed in the connection fixed frame; And
And a rotation motor that rotates the connection shaft to rotate the connection rotation frame,
Each of the rails includes:
A rail tuck is protruded from both lower ends thereof,
Wherein the charging module has a charging housing and a module,
In the module moving part,
A moving housing provided in the charging housing, the moving housing having an upwardly open moving space for the rail to be located therein;
A plurality of first moving rollers rotatably provided on the movable housing so as to be moved along the upper surface of the rail jaw and to be hooked;
A plurality of second moving rollers rotatably mounted on the movable housing so as to be moved along the side surfaces of the rail jaws to prevent the rail jaws from colliding with the movable housing; And
And a module moving motor for rotating at least one of the first moving roller and the second moving roller to move along the corresponding rail,
At least two of the modules are provided,
Wherein each of the modules is provided so as to be horizontally rotatable with respect to the charging housing,
In the module moving part,
And a stopper portion for preventing the rail connecting portion from moving on the connecting rail when the rail connecting portion is rotated,
The stopper portion
A stopper provided on the movable housing to press the lower surface of the connecting rail upward; And
And a stopper cylinder for raising and lowering the stopper,
The control device includes:
A path mapping unit for analyzing a charge request of the electric vehicle to determine a travel path for moving the electric vehicle to the parked parking space part along the rail part; Wow
And a charge controller for moving the charge module based on the movement path to control the charge device to charge the electric vehicle requiring the charge. delete delete The electric vehicle according to claim 1,
The information about the position of the parking space where the electric vehicle is parked, the vehicle information of the electric vehicle, and information about the front parking or the rear parking of the electric vehicle parked in the parking space portion, And the position of the live part provided,
Wherein the path mapping unit determines the travel route using the position of the parking space unit and the position of the charging unit. 5. The method of claim 4,
Further comprising at least one camera for photographing at least one parking space portion,
The route mapper may include a position of the parking space where the electric vehicle is parked and a vehicle information of the electric vehicle in response to a charging request of the electric car but the information about the front parking or the rear parking of the corresponding mini car is not included , The control unit requests the image shooting of the camera responsible for the photographing of the parking space unit and confirms whether the front or back of the electric vehicle is parked from the received parking image of the electric vehicle. The method according to claim 1,
Wherein each of the charging modules transmits an identification ID and position information in a rail to the charging controller,
Wherein the charging control unit checks the position of each charging module and the movement path for movement of each charging module to prevent the charging modules from colliding with each other while moving on the rail. The charge control apparatus according to claim 6,
A mobile charge for an electric car, which determines collision of the charging modules by determining a passage sequence of the overlapping movement paths in accordance with a path collision avoidance method set for charging modules partially overlapping the moving path at the same time zone, system. delete The battery pack according to claim 1,
A charging housing having an installation space inside;
A power supply unit provided in an installation space of the charging housing;
A module moving part provided in the charging housing such that the charging housing moves along the rail part;
A charging connector provided in the charging housing to connect the power supply of the power supply unit with an electric vehicle; And
And a charging and elevating part provided to raise and lower the charging housing having the power supply part and the charging connector part. The battery pack according to claim 1,
A charging housing having an installation space inside;
A power supply unit provided in an installation space of the charging housing;
A module moving part provided in the charging housing such that the charging housing moves along the rail part;
A power feeder provided in the charging housing to supply electric power of the power supply unit to the electric vehicle by radio; And
And a charging and elevating part provided to raise and lower the charging housing. An electric vehicle according to any one of claims 1 to 10, characterized in that it analyzes the charging request of the electric vehicle requiring charging by the control device of the mobile charging system for electric vehicles, Determining a travel path for moving the electric vehicle, which requires charging, to a parked parking space along a rail portion provided on the ceiling of any one of the charging modules; Wow
And moving one of the charging modules along the rail section to the parking space section where the electric vehicle requiring charging is to be parked, based on the movement path, to charge the electric vehicle requiring the charging . 12. The method of claim 11,
The charging request of the electric vehicle includes:
The vehicle information of the electric vehicle requiring charging, and the information about the front parking or the rear parking of the electric vehicle parked in the parking space portion, The position of the charging unit provided in the electric vehicle requiring the charging,
Wherein the step of determining the moving route includes a step of determining whether or not the electric vehicle requiring the charging is located in a parked parking space portion, a position of a charging portion of the electric vehicle requiring charging and a front parking or rear parking of the electric vehicle parked in the parking space portion Wherein the moving path is determined using information about the moving path. 13. The method of claim 12,
Wherein the step of determining the moving route includes a position of the parked parking space where the electric vehicle requiring charging is requested in the charging request of the electric vehicle and the vehicle information of the electric vehicle requiring the charging, When the information on the front parking or the rear parking of the vehicle is not included, the image shooting is requested to the camera responsible for the photographing of the parking space portion, and from the parking image of the electric vehicle parked in the received parking space portion, A portable charging method for an electric vehicle that checks whether the required electric car is parked on the front or rear. 12. The method of claim 11,
And receiving positional information at an identification ID and a reassort from each of the plurality of charging modules,
The step of charging the electric vehicle requiring the charging includes checking the position of each of the charging modules and the movement path for moving each of the charging modules to prevent the plurality of charging modules from colliding with each other while moving on the rail, Removable charging method. 15. The method of claim 14,
The step of charging the electric vehicle requiring the charging includes:
A mobile charge for an electric car, which determines collision of the charging modules by determining a passage sequence of the overlapping movement paths in accordance with a path collision avoidance method set for charging modules partially overlapping the moving path at the same time zone, Way.

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