JP2012170234A - Charging apparatus and charging equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact charging apparatus.SOLUTION: The charging apparatus includes: a charging plug 11 disposed at a tip portion of a charging cable 10 and connectable to a charging connector; a fixing member 12 disposed on the charging cable 10; a wire 13 connected to the fixing member 12; and a wire storage device 14 for storing the wire 13 to lift the fixing member 12 upward. The fixing member 12 has a through hole formed for the arrangement of the charging cable 10, and the through hole has a fine hole portion formed to hold the charging cable 10, and radially expanded portions connected to ends of the fine hole portion and radially expanded toward an outer surface of the fixing member 12.

Description

  The present invention relates to a charging device and a charging facility.

  In recent years, attention has been paid to vehicles that use the power charged in the battery as driving wheel power in consideration of the environment. In particular, vehicles that can charge the battery, such as plug-in hybrid vehicles and electric vehicles, have attracted attention. I'm bathing. Such a vehicle is provided with a charging connector to which a charging plug provided in an external charging facility can be connected.

  And as mentioned above, attention has been paid to a charging device for charging a battery mounted on the vehicle because of increasing attention to the vehicle.

  For example, an electric vehicle charging device described in JP-A-8-33121 includes an operation box connected to a power cable, a charging cable connected to the power cable via the operation box, and a tip of the charging cable. A charging connector that is connected and connectable to the automobile-side connector and a charging cable housing device that houses the charging cable are provided.

  The charging cable housing device is a reel type housing device that winds and houses the charging cable, and the charging cable is pulled out from the charging cable housing device during charging.

JP-A-8-33121

  In the charging device described in Japanese Patent Laid-Open No. 8-33121, the charging cable is accommodated in the reel-type charging cable accommodating device. From the viewpoint of protecting the charging cable, the radius of curvature around which the charging cable is wound is increased. It is necessary to secure.

  In order to increase the radius of curvature of the wound charging cable, it is necessary to enlarge a bobbin provided in the charging cable housing device and around which the charging cable is wound, and there is a problem that the charging device is easily increased in size.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a charging device that is reduced in size.

  The charging device according to the present invention is a charging device that supplies electric power to a vehicle that has a charging connector and stops at a predetermined position. This charging device accommodates a charging cable, a charging plug provided at the tip of the charging cable and connected to the charging connector, a fixing member provided on the charging cable, a wire connected to the fixing member, and the wire And a wire accommodating device that pulls the fixing member upward. The fixing member is formed with a through hole in which the charging cable is disposed. The through hole is connected to a pore portion formed so as to hold the charging cable, and an end portion of the pore portion. A diameter-expanded portion formed so as to increase in diameter as it approaches the outer surface.

  Preferably, the charging device further includes a casing including a top plate portion and a peripheral wall portion depending from the peripheral portion of the top plate portion, and a plug holder that holds the charging plug. The wire accommodating device and the plug holder are provided in a housing. The said wire accommodating apparatus is provided in a top-plate part. The plug holder is provided on the peripheral wall portion. Preferably, the charging facility includes the charging device and a moving device that moves the charging device in the front-rear direction of the vehicle. Preferably, the moving device includes a rail that extends along a side surface of the vehicle and supports the charging device in a movable manner.

  Preferably, the moving device is disposed on a side of the vehicle and includes an arm portion that supports the charging device and a shaft portion that rotatably supports the arm portion, and the arm portion rotates about the shaft portion. Thus, the charging device is moved from the front side to the rear side of the vehicle.

  According to the charging device according to the present invention, the size of the charging device itself can be reduced.

It is a perspective view which shows typically the charging equipment and charging device which concern on this Embodiment 1. FIG. 1 is a perspective view schematically showing a charging facility 1 and shows a state in which a charging plug 11 is accommodated in a charging device 2. 2 is a front view of a charging plug 11. FIG. 3 is a side view of the charging plug 11. FIG. 3 is a side sectional view of the fixing member 12. FIG. 3 is a cross-sectional view of a fixing member 12. FIG. It is a perspective view which shows the charging equipment 1 when the fixing member 12 is pulled down. It is a schematic diagram which shows a mode when charging the vehicle 50 by which the charging part 51 is arrange | positioned on the side surface on the opposite side to the charging equipment. It is a perspective view which shows typically the charging equipment 1 which concerns on this Embodiment.

  The charging device and the charging facility according to the present embodiment will be described with reference to FIGS.

(Embodiment 1)
FIG. 1 is a perspective view schematically showing a charging facility and a charging device according to the first embodiment. As shown in FIG. 1, the charging facility 1 is a facility for charging a battery B mounted on the vehicle 50.

  In the present embodiment, a hybrid vehicle is used as the vehicle 50. However, the vehicle 50 may be an electric vehicle or any other vehicle as long as it is an electric vehicle that can use electric power from a battery as driving wheel power. It may be a fuel cell vehicle.

  The vehicle 50 includes a charging unit 51 and a battery B in which electric power supplied from the charging unit 51 is stored. The charging unit 51 includes a charging connector 52 to which the charging plug 11 of the charging facility 1 is connected, and a lid 53 that opens and closes the charging connector 52. When charging the battery B, the vehicle 50 stops at a predetermined position with respect to the charging facility 1.

  As shown in FIG. 1, the charging facility 1 includes a charging device 2 and a moving device 3 that moves the charging device 2 in the front-rear direction of the vehicle 50. FIG. 2 is a perspective view schematically showing the charging facility 1 and shows a state in which the charging plug 11 is accommodated in the charging device 2. As shown in FIG. 2, the charging device 2 includes a charging cable 10, a charging plug 11 that is provided at the tip of the charging cable 10 and connected to the charging connector 52, and a charging cable 10. And a fixing member 12 fixed to the head. Further, the charging device 2 includes a wire connected to the fixing member 12, a wire housing device 14 in which the wire is housed, an operation unit 15, a plug 16 connected to the external power source 17, and a surplus charging cable 10. A temporary fixing portion 18 for temporarily fixing the case 19, a case 19, a wheel 20 provided on the bottom surface of the case 19, and a holder 21 provided in the case 19.

  The case 19 includes a top plate portion 24, a peripheral wall portion 27 that hangs downward from the peripheral edge of the top plate portion 24, and a bottom wall portion 28 that is disposed at the lower end portion of the peripheral wall portion 27. The wire accommodating device 14, the operation unit 15, the plug 16, and the holder 21 are disposed in the case 19, and the wheel 20 is disposed on the bottom wall portion 28 of the case 19. The wire accommodating device 14 is provided on the inner surface of the top plate portion of the case 19, the holder 21 is provided on the peripheral wall portion 27, and the holder 21 is disposed above the charging connector 52 shown in FIG. 1. ing. The wire accommodating device 14 is disposed above the vehicle 50. Here, the distance between the holder 21 and the wire accommodating device 14 is larger than the distance between the bottom wall portion 28 and the holder 21.

  As shown in FIG. 2, the charging plug 11 is attached to the holder 21 when the charging device 2 is not used. The wire is wound around the wire housing device 14, and the fixing member 12 is pulled up to just below the wire housing device 14. Thereby, a part of charging cable 10 is pulled up. Specifically, the charging cable 10 hangs down from the end of the charging plug 11, and then is pulled up toward the fixing member 12 and extends upward. In the charging cable 10, a portion closer to the operation unit 15 than the fixing member 12 hangs down from the fixing member 12, and then wound around the temporary fixing portion 18. A rear end portion of the charging cable 10 is connected to an external power source 17 through an operation unit 15 and a plug 16. The charging cable 10 is separated above the bottom surface of the case 19.

  When the charging plug 11 is connected to the charging connector 52, the charging plug 11 is taken out from the case 19 as shown in FIG. At this time, since the fixing member 12 is located immediately below the wire housing device 14, the charging cable 10 is prevented from contacting the ground. When the distance between the charging connector 52 and the charging device 2 is short, the charging plug 11 can be connected to the charging connector 52 without lowering the fixing member 12, and the charging cable 10 is prevented from contacting the ground. can do.

  Furthermore, since the charging cable 10 is supported by the wire accommodating device 14 via the fixing member 12 and the wire, the load of the charging cable 10 applied to the operator's hand is reduced.

  FIG. 3 is a front view of the charging plug 11, and FIG. 4 is a side view of the charging plug 11. As shown in FIGS. 3 and 4, the charging plug 11 is provided in the cylinder portion 31, the grip 30, the cylindrical portion 31 formed at the tip portion of the grip 30, the claw portion 32 and the guide portion 33. A plurality of power terminals 34, a signal line terminal 35, and a ground line terminal 36 are included.

  When attaching the charging plug 11 to the charging connector 52, the guide portion 33 is inserted into the guide groove formed in the charging connector 52, and the claw portion 32 is hooked in the groove portion formed in the charging connector 52. Thus, the power terminal 34 formed on the charging plug 11 is connected to the terminal formed on the charging connector 52.

  FIG. 5 is a sectional side view of the fixing member 12, and FIG. 6 is a sectional view of the fixing member 12. As shown in FIGS. 5 and 6, the fixing member 12 is formed to have a substantially spherical shape. The fixing member 12 includes half-shaped pieces 37 and 38 and bolts 39 that integrally fix the pieces 37 and 38. The piece 37 is formed with a wire fixing portion 42 for fixing one end of the wire 13. A groove is formed in each of the piece 37 and the piece 38, and the insertion path 40 into which the charging cable 10 is inserted is formed by fixing the piece 37 and the piece 38 to each other. The insertion path 40 passes through the fixing member 12, and an opening 41 is formed on the outer surface of the fixing member 12.

  As shown in FIG. 5, the insertion path 40 is formed at the end of the narrow tube portion 43 and the narrow tube portion 43 formed so as to support the charging cable 10, and its diameter increases as it approaches the outer surface of the fixing member 12. And an enlarged-diameter portion 44 formed to do so. The enlarged diameter portion 44 is curved so as to increase in diameter from the end of the insertion path 40 toward the opening 41.

  Thus, since the inner surface of the insertion path 40 located around the opening 41 has a curved surface shape that expands toward the opening 41, when the charging cable 10 is bent, It is suppressed that the curvature radius of the charging cable 10 becomes small in the vicinity of the opening 41. Thereby, the charging cable 10 can be protected. The enlarged diameter portion 44 is formed to suppress the charging cable 10 from being bent with a small radius of curvature, and the shape of the enlarged diameter portion 44 is planned to be changed as appropriate from the beginning of the application. For example, a step may be formed between the narrow tube portion 43 and the enlarged diameter portion 44, or a step may be formed in the vicinity of the opening 41.

  When fixing the fixing member 12 formed in this way to the charging cable 10, the insertion path 40 is sandwiched between the piece 38 and the bolt 39, and the piece 37 and the piece 38 are fixed with the bolt 39.

  In order to reduce the work burden on the operator when fixing the fixing member 12 to the charging cable 10, a mark for fixing the fixing member 12 may be attached to the outer peripheral surface of the charging cable 10. Further, a buffer material may be provided between the inner peripheral surface of the insertion path 40 and the charging cable 10.

  In FIG. 7, the wire accommodating device 14 has a wire 13 wound around an outer peripheral surface thereof, and a bobbin 22 that is rotatably provided, and an elastic member that urges the bobbin 22 in the first rotation direction so as to wind up the wire 13. 45, a one-way clutch 23 that inhibits the bobbin 22 from rotating in the first rotation direction and allows the bobbin 22 to rotate in the direction opposite to the first rotation direction, and restricts the rotation of the bobbin 22 by the one-way clutch 23. And a release button 46 for selectively releasing.

  Here, in the present embodiment, the wire 13 wound around the wire housing device 14 does not need to set a radius of curvature when it is wound, and the diameter of the bobbin 22 of the wire housing device 14 is reduced. Can be suppressed. As a result, the wire housing device 14 can be made compact, and the charging device 2 can be downsized.

  When the distance between the charging device 2 and the charging connector 52 is long, by pulling the charging cable 10, the wire 13 can be pulled out from the wire housing device 14 and the fixing member 12 can be lowered downward. When the fixing member 12 is lowered, the movable region of the charging plug 11 is expanded, and the charging plug 11 can be connected to the charging connector 52.

  Note that after the wire 13 is pulled out, the rotation of the bobbin 22 is restricted by the one-way clutch 23 of the wire accommodating device 14 and the state where the charging cable 10 is pulled out is maintained. Then, the charging plug 11 can be connected to the charging connector 52.

  As described above, even when the distance between the charging device 2 and the charging connector 52 of the vehicle 50 is large, the charging plug 11 can be easily connected to the charging connector 52.

  At this time, by adjusting the height of the fixing member 12, the charging cable 10 can be prevented from coming into contact with the ground. When the charging is completed, the release button 46 is pressed to release the restriction on the rotation of the bobbin 22 by the one-way clutch 23. Thereby, the bobbin 22 is rotated by the urging force from the elastic member 45 to wind up the wire 13. When the wire 13 is wound up, the fixing member 12 and the charging cable 10 are pulled upward. According to the charging device 2, the charging cable 10 can be prevented from coming into contact with the ground by adjusting the position of the fixing member 12 even during the charging operation. It can suppress that 10 contacts with the ground.

  Depending on the type of vehicle 50 and the stopping posture of the vehicle 50, the charging unit 51 may be located on the side surface opposite to the charging facility 1 among the side surfaces of the vehicle 50.

  Even in such a case, it will be described with reference to FIG. 8 that the charging operation according to the first embodiment can be easily performed.

  FIG. 8 is a schematic diagram illustrating a state in which the vehicle 50 in which the charging unit 51 is disposed on the side surface opposite to the charging facility 1 is charged. As shown in FIG. 8, the charging facility 1 includes a moving device 3 that moves the charging device 2 along the side surface of the vehicle 50 stopped at a predetermined position. In the present embodiment, a rail installed on the ground is adopted as the moving device 3, and the charging device 2 includes wheels 20 that can travel on the rail. In the example shown in FIG. 8, charging unit 51 is a side surface opposite to charging device 2 and is located on the front side of vehicle 50, and charging device 2 moves to the front side of vehicle 50. I'm.

  The user can pull down the fixing member 12 to expand the movable region of the charging plug 11 and connect the charging plug 11 to the charging connector 52.

  Of course, even if the charging unit 51 is disposed on the side opposite to the charging facility 1 and on the rear side of the vehicle 50, the fixing member 12 is removed from the state shown in FIG. 1. By pulling down, the charging plug 11 can be connected to the charging connector 52.

(Embodiment 2)
The charging facility 1 according to the second embodiment will be described with reference to FIG. 9 that are the same as or correspond to those shown in FIGS. 1 to 8 are given the same reference numerals, and descriptions thereof are omitted.

  FIG. 9 is a perspective view schematically showing the charging facility 1 according to the present embodiment. As shown in FIG. 9, the charging facility 1 includes a charging device 2 and a moving device 3 that moves the charging device 2 in the front-rear direction of the vehicle 50. The moving device 3 includes a shaft portion 26 and one end. And an arm 25 that is rotatably connected to the shaft portion 26 and has a case 19 connected to the other end. The arm 25 rotates about the shaft portion 26, so that the case 19 moves about the shaft portion 26, and the case 19 moves between the front side and the rear side of the vehicle 50 stopped at a predetermined position. Can do. Also in such a charging facility 1, the charging device 2 can be moved as appropriate so that the charging plug 11 can be easily connected to the charging unit 51.

  Although the embodiment of the present invention has been described above, it should be considered that the embodiment disclosed this time is illustrative and not restrictive in all respects. The scope of the present invention is defined by the terms of the claims, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims. Furthermore, the above numerical values are examples, and are not limited to the above numerical values and ranges.

  The present invention can be applied to a charging device and a charging facility.

  DESCRIPTION OF SYMBOLS 1 Charging equipment, 2 Charging device, 3 Mobile device, 10 Charging cable, 11 Charging plug, 12 Fixing member, 13 Wire, 14 Wire accommodation device, 15 Operation part, 16 Plug, 17 External power supply, 18 Temporary fixing part, 19 Case , 20 wheels, 21 holder, 22 bobbin, 23-direction clutch, 25 arm, 26 shaft, 30 grip, 31 tube, 32 claw, 33 guide, 34 power terminal, 35 signal line terminal, 36 ground line Terminal, 37, 38 pieces, 39 bolt, 40 insertion path, 41 opening, 42 wire fixing part, 50 vehicle, 51 charging part, 52 charging connector, 53 lid part, B battery.

Claims (5)

A charging device for supplying power to a vehicle having a charging connector and stopping at a predetermined position,
A charging cable,
A charging plug provided at a tip of the charging cable and connected to the charging connector;
A fixing member provided on the charging cable;
A wire connected to the fixing member;
A wire accommodating device for accommodating the wire and pulling the fixing member upward;
With
A through hole in which the charging cable is disposed is formed in the fixing member,
The through hole is formed to hold the charging cable and to be connected to the end of the fine hole and to increase in diameter as it approaches the outer surface of the fixing member. A charging device having an enlarged diameter portion. A housing including a top plate portion and a peripheral wall portion depending from a peripheral portion of the top plate portion;
A plug holder for holding the charging plug;
Further comprising
The wire accommodating device and the plug holder are provided in the housing,
The wire accommodating device is provided on the top plate portion,
The charging device according to claim 1, wherein the plug holder is provided on the peripheral wall portion. The charging device according to claim 1 or 2,
A moving device for moving the charging device in the longitudinal direction of the vehicle;
Charging equipment equipped with.   The charging device according to claim 3, wherein the moving device includes a rail that extends along a side surface of the vehicle and supports the charging device in a movable manner. The moving device is disposed on a side of the vehicle, and includes an arm portion that supports the charging device, and a shaft portion that rotatably supports the arm portion,
4. The charging facility according to claim 3, wherein the arm portion moves around the shaft portion to move the charging device between a front side and a rear side of the vehicle.

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