JP5553401B2 - Car charger - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a charging device for an automobile that is provided with a charging connector and an outlet at both ends, and is charged using a charging cable provided with a protection device in the middle, and particularly to a pole-type charging device for an automobile. is there.

  With the spread of hybrid cars and electric cars, the importance of automobile charging devices is also increasing. There are two types of car chargers, one for home use and one for public use. Particularly, as a car charger installed in a public place, a pole type with a small installation space as shown in Patent Document 1 is used. A charging stand is suitable. For this reason, a pole-type automobile charging device is particularly required to save space.

  On the other hand, as the charging cable, there may be used a cable provided with a protection device that shuts off the power supply when leakage occurs. This protective device is somewhat large, and is specified to be installed within a certain range from an outlet connected to the automobile charging device. For this reason, in a state where the outlet of the charging cable is inserted into the outlet tap of the automobile charging device, the protection device may be exposed to the outside.

  However, if the protective device is exposed to the outside in a public place, it is not only unsightly but may be damaged by external force. In addition, in the case of a vehicle charging device in which a charging cable is permanently installed, it is necessary to store a charging connector for connecting to the vehicle on the side of the pole, which increases costs and is designed. There was a problem of getting worse.

Japanese Patent Laid-Open No. 11-122714

  The object of the present invention is to solve the above-mentioned conventional problems, and even in the case of a pole type, it is possible to suppress the protrusion of the protective device and the charging connector to the outside, thereby improving the design and preventing damage. It is providing the charging device for motor vehicles.

The present invention made in order to solve the above-mentioned problems is provided with a charging connector connected to an automobile at one end, and an outlet connected to a charging device at the other end, and a protective device in the middle A charging device for an automobile that performs charging using a charging cable provided, and a controller that controls power supply to the outlet tap is formed below the outlet connecting portion that includes the outlet tap to which the outlet is connected. In addition, at least a front opening for storing the charging cable protection device is opened between the outlet connection portion and the control portion, and a space portion is formed so that the protection device is visible during charging. The part is provided with a cover for guiding the protective device to the space part by closing the outlet after connection.

  In addition, it is preferable that an outlet connection part is provided with the functional module attaching part. In addition, a cover that covers the outlet tap can be formed at the outlet connection portion, and a key module can be attached to the functional module mounting portion, and the cover can be locked by connecting the two with a locking rod.

The charging device for an automobile according to the present invention has a space portion between the outlet connecting portion and the control portion, where at least a front opening for storing the charging cable protection device is opened, and the protection device can be visually recognized during charging. Since the structure is formed, it is possible to store the protective device or the charging connector so as not to protrude to the outside even during charging, and the design can be improved and the breakage can be prevented. it can. Further, the display of the protection device can be visually recognized even during charging.

  In addition, if the outlet connector has a structure with a functional module mounting part, various functional modules can be incorporated. In particular, a cover that covers the outlet tap is formed at the outlet connecting part, and a key module is attached to the mounting part. If it can be locked, security can be improved.

It is explanatory drawing of a charging cable. It is a whole perspective view which shows the frame structure of embodiment of this invention. It is sectional drawing explaining the principal part of this invention. 1 is an overall perspective view showing an embodiment of the present invention. It is a front perspective view of an outlet connection part. It is a rear surface perspective view of an outlet connection part. It is a perspective view which shows the state which the cover of the outlet connection part closed. It is a figure which shows the front board part of the state which removed the key module. It is a front perspective view of a key module. It is a rear surface perspective view of a key module. It is a front view which shows the example of a key module. It is a front view which shows the other example of a key module. It is a front view which shows the other example of a key module. It is a perspective view which shows a locking mechanism.

Hereinafter, preferred embodiments of the present invention will be described.
FIG. 1 is an explanatory view of a charging cable 1 used in the present invention, comprising a charging connector 2 connected to an automobile at one end and an outlet 3 connected to a charging device at the other end. Yes. A protection device 4 is provided in the middle of the charging cable 1. This protection device 4 is provided in the vicinity of the outlet 3, and has a function of detecting a leakage in the section from the branch circuit of the charging device to the protection device 4 and shutting off the power if there is an abnormality. In addition, the protection device 4 has a function of communicating with the automobile and controlling the start and stop of charging. For this reason, the protective device 4 has a considerable size and weight.

  The automobile charging device of the present invention is a device for charging using the charging cable 1 as described above. In this embodiment, the charging device is a pole type installed in a public place. FIG. 2 is a structural diagram of the frame, and a frame-shaped column member 8 is constituted by the columns 5 on both the left and right sides, the base 6 and the display unit 7 also serving as a ceiling member. A hole array 9 for attaching devices is formed inside the support column 5 at a predetermined pitch, and various members described below are attached. The support column 5 is fixed to the base 6 with screws. Further, the display unit 7 can incorporate various types of display by incorporating an LED light or the like.

  FIG. 3 is an overall perspective view showing an embodiment of the present invention, and FIG. 4 is a sectional view of a central portion thereof. As shown in the figure, in this embodiment, an outlet connection unit 10 is provided directly below the display unit 7, a control unit 12 is provided at the bottom, and a space portion 11 is provided between the outlet connection unit 10 and the control unit 12. Is formed. Each part will be described below.

  The outlet connection portion 10 is a portion shown in FIGS. 5 and 6 and includes a housing portion 13 and a front plate portion 14. The housing portion 13 is a portion having a plurality of outlet taps 16 to which the outlet 3 of the charging cable 1 is connected, and each outlet tap 16 is attached to a plate material at an angle so as to face obliquely forward. In this embodiment, two outlet taps 16 for charging 100 V and for charging 200 V are disposed adjacent to each other, and any outlet tap 16 can be used exclusively by sliding the switching plate 17 on the front surface thereof. It is like that.

  A front plate portion 14 is disposed on the front surface of the housing portion 13. The front plate portion 14 includes a cover 18 that covers the outlet tap 16. The cover 18 is supported at the top by a hinge and biased to open upward by a spring incorporated in the hinge portion. A lock piece 19 is provided at the lower end of the cover 18 to lock the cover 18 in a closed state and prevent mischief. The locking mechanism will be described later.

  As shown in FIG. 8, the functional module mounting portion 15 is a space formed above the front plate portion 14, and various functional modules can be fixed by mounting screws or the like. In this embodiment, the functional module is the key module 20. The key module 20 shown in FIGS. 9 and 10 includes a mechanical lock that opens the lid 21 and inserts the key into the keyhole for rotation. However, as shown in FIGS. 11 to 13, various key modules such as a dial lock and an electronic lock can be used. All types of key modules are provided with a locking piece 22 protruding upward in the locked state on the back side.

  FIG. 14 is a rear perspective view showing a locking mechanism of the front plate portion 14 by the key module 20. A first locking bar 23 that moves in the vertical direction and a second locking bar 25 connected to the upper end of the key module 20 by a pin 24 are provided on the back surface. The first locking bar 23 is supported by a guide 26, and the second locking bar 25 is supported by a shaft 27 so as to be swingable at the center. The distal end portion of the second locking rod 25 is bent in the horizontal direction and serves as a contact portion 29 with the locking piece 22. Due to this structure, the first locking rod 23 cannot be raised from the state shown in FIG. 14 in the locked state in which the locking piece 22 is raised. Note that the locking piece 22 is not limited to a structure that protrudes upward as long as the locking piece 22 is in contact with the contact portion 29 during locking. It is good also as a structure.

  The lower end of the first locking bar 23 is located on the back surface of the front plate portion 14. At this position, a stopper 30 for locking the locking piece 19 at the lower end of the front plate portion 14 is provided. In an unlocked state, when the operation piece at the bottom of the cover 18 is operated, the stopper 30 moves while pushing the locking bar 23 upward, and the cover 18 can be opened. However, since the locking bar 23 cannot be moved upward in the locked state, the stopper 30 cannot be removed and the cover 18 cannot be opened. By locking the cover 18 in this way, it is possible to prevent a trouble that another person pulls out the outlet 3 of the charging cable 1 from the outlet tap 16 during charging.

  The space part 11 is formed between the outlet connection part 10 and the control part 12, and can accommodate the protection device 4 of the charging cable 1 as shown in FIG. That is, the outlet tap 16 provided in the outlet connection part 10 is arranged so that the protection device 4 is positioned in the space part 11 by its own weight when the outlet 3 is connected. Therefore, unexpected external force is less applied to the protection device 4 itself, and the cause of failure can be eliminated. Even when an external force is applied to the charging cable 1 by closing the cover 18, the charging cable 1 a between the outlet 3 and the protection device 4 can be stored in the outlet connection unit 10. It is possible to place the protective device 4 in the space 11. Further, after the outlet 3 is connected, when the cover 18 is tightened, the outlet 18 can be guided downward, and the protection device 4 can be guided to the space 11. Therefore, the aesthetics during charging is improved, and the cover 18 is locked to eliminate the possibility of the charging cable 1 being accidentally removed.

  A hooking portion for holding the charging connector 2 of the charging cable 1 can be formed on the side surface of the column of the space portion 11. By forming such a space portion 11, the automobile charging device of the present invention can accommodate the protective device 4 and the charging connector 2 so as not to protrude outside even during charging. If there is a display part, it is also possible to visually recognize it. In addition, design properties can be improved and breakage can be prevented. A wall member can be provided on the back side of the space 11.

  The lower control unit 12 houses a breaker and the like, and shuts off the power supply when a leakage is detected. In addition, a timer or the like can be provided so that energization can be started in the late-night power period. Further, the control unit 12 can also be provided with a function module attaching part, and a charging module, a user authentication module, and the like can be attached.

  In addition, a curved cable guide 31 is provided immediately above the control unit 12 to prevent damage when the charging cable 1 hits and to function as a roof so that rainwater does not enter the control unit 12. It is preferable to make it.

  As described above, the automobile charging device of the present invention suppresses the protrusion of the protective device 4 and the charging connector 2 to the outside even when the whole is a pole type, thereby improving the design and preventing damage. Can be achieved. Further, by incorporating the key module, the cover 18 covering the outlet tap 16 can be locked, and security can be enhanced.

DESCRIPTION OF SYMBOLS 1 Charging cable 2 Charging connector 3 Outlet 4 Protection device 5 Prop 6 Base 7 Display part 8 Prop member 9 Hole row 10 Outlet connection part 11 Space part 12 Control part 13 Case part 14 Front plate part 15 Functional module attachment part 16 Outlet Tap 17 Switching plate 18 Cover 19 Locking piece 20 Key module 21 Lid 22 Locking piece 23 First locking bar 24 Pin 25 Second locking bar 26 Guide 27 Shaft 29 Contact part 30 Stopper 31 Cable guide

Claims (3)

A charging device for an automobile, which has a charging connector connected to the vehicle at one end, an outlet connected to the charging device at the other end, and is charged using a charging cable provided with a protection device in the middle A control unit that controls power supply to the outlet tap is formed below the outlet connection unit including the outlet tap to which the outlet is connected, and between the outlet connection unit and the control unit, At least the front for storing the protection device for the charging cable is opened , and a space is formed so that the protection device can be seen during charging, and the outlet connection portion is closed after the outlet is connected. A charging device for an automobile, comprising a cover for guiding the air to the space.   2. The charging device for an automobile according to claim 1, wherein the outlet connection portion includes a functional module mounting portion.   3. A cover for covering the outlet tap is formed at the outlet connection portion, and a key module is attached to the function module mounting portion, and the cover can be locked by connecting the two with a locking rod. The vehicle charging device as described.

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