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Vehicle charging apparatus

A technology for charging devices and vehicles, applied in circuit devices, battery circuit devices, vehicle energy storage, etc., can solve the problems of contact performance degradation, battery damage, charging performance degradation, etc., and achieve the effect of suppressing damage to the battery and suppressing sparks

Inactive Publication Date: 2013-09-25
HITACHI METALS LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

If a spark occurs, the contact performance will deteriorate due to damage to the plating of the contact, etc.
In addition, even on the vehicle side, the battery may be damaged due to backflow of residual charge, etc., and its charging performance may deteriorate.
[0008] In addition, although it is also considered to disconnect the charging current on the charging device side of the parking lot before the pallet starts to move, so as not to generate sparks between the contacts when the pallet is moved, but even in this case, it is also possible to damage the battery of the vehicle.

Method used

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Experimental program
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no. 1 approach

[0027] figure 1 It is a schematic diagram showing the outline of a mechanical parking facility provided with the vehicle charging device according to the first embodiment of the present invention.

[0028] This mechanical parking facility 1 is equipped with: a plurality of (4) trays 11 capable of loading vehicles 9; a support body 12 supporting a plurality of trays 11; a lift 13 for moving each tray 11 in a vertical direction; The first driving device 131 moves vertically; the second driving device 132 moves the pallet 11 mounted on the elevator 13 horizontally;

[0029] The elevator 13, the 1st drive device 131, and the 2nd drive device 132 are an example of the "movement mechanism" of this invention. In addition, the mechanical parking facility 1 is an example of the "parking facility" of this invention.

[0030] The support body 12 is configured by including a plurality of columns 121 , a plurality of beams 122 , and a top plate 123 . In this embodiment, the support body...

no. 2 approach

[0088] Next, regarding the vehicle charging device 10A according to the second embodiment of the present invention, refer to Figure 7 Be explained. Figure 7 It is a circuit diagram showing a circuit configuration example of the charging control unit 3, the switching control circuit 2, and the like in the vehicle charging device 10A of the present embodiment. exist Figure 7 In the description, elements having common functions to those described in the first embodiment are denoted by the same reference numerals, and overlapping description thereof will be omitted.

[0089] In the first embodiment, the switching circuit 32 for switching the path of the current output from the fifth terminal 915 of the vehicle-side connector 91 is provided in the charging control unit 3 , but in this embodiment, the switching circuit 32 provided in the switching control circuit 2 The switching circuit 23 switches the path of the current output from the fifth terminal 915 of the vehicle-side c...

no. 3 approach

[0100] Next, regarding the vehicle charging device 10B according to the third embodiment of the present invention, refer to Figure 8 Be explained. Figure 8 It is a circuit diagram showing a circuit configuration example of the charging control unit 3, the switching control circuit 2, and the like in the vehicle charging device 10B according to the present embodiment. exist Figure 8 In the description, elements having the same functions as those described in the first embodiment and the second embodiment are denoted by the same reference numerals, and overlapping description thereof will be omitted.

[0101] In this embodiment, signals are transmitted and received between the control circuit 30 and the control unit 20 through communication, and the contact units 114 and 115 have mobile side contacts 114d and 114e and fixed side contacts 115d and 115e that relay the communication. The structure is different from the second embodiment.

[0102] The control circuit 30 is con...

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PUM

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Abstract

The invention provides a vehicle charging apparatus, wherein spark is prevented at a contact when a pallet loading a vehicle is moving and the vehicle is charged, and battery is prevented from damage. The vehicle charging apparatus (10) is arranged on the pallet (11) which can load the vehicle (9A) with the battery (94), a first drive device (131) which moves the pallet (11) and a second drive device (132) which is arranged on a mechanical park apparatus. The vehicle charging apparatus also comprises a charging unit which supplies chargent current for the battery (94) relative to the vehicle (9A) and a charging current reducing unit which reduces input amount of charging current to the vehicle (9A).

Description

technical field [0001] The present invention relates to a vehicle charging device for charging a vehicle having a storage battery for storing running power, and more particularly to a vehicle charging device installed in a parking facility provided with a movable tray on which the vehicle is loaded. Background technique [0002] In recent years, vehicles that include an electric motor as a drive source for traveling and run by driving the electric motor using electric power stored in a battery have been popularized. In such a vehicle, the distance that can be traveled by one charge tends to be shorter than the distance that can be traveled by one refueling of a vehicle fueled by gasoline or the like, and there is a problem that it takes a long time to charge the battery. Therefore, a mechanical parking lot including a charging device for charging a parked vehicle has been proposed (for example, refer to Patent Documents 1 and 2). [0003] The mechanical parking lots describ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J7/00
CPCY02E60/10Y02T10/70
Inventor 兼安昌美甲斐崇史柳泽博之伊藤宏幸
Owner HITACHI METALS LTD