WO2013061691A1 - 充電装置 - Google Patents

充電装置 Download PDF

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Publication number
WO2013061691A1
WO2013061691A1 PCT/JP2012/072428 JP2012072428W WO2013061691A1 WO 2013061691 A1 WO2013061691 A1 WO 2013061691A1 JP 2012072428 W JP2012072428 W JP 2012072428W WO 2013061691 A1 WO2013061691 A1 WO 2013061691A1
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WO
WIPO (PCT)
Prior art keywords
gun
charging
charging gun
pocket
concave
Prior art date
Application number
PCT/JP2012/072428
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
光治 濱田
武 垣内
Original Assignee
日産自動車株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日産自動車株式会社 filed Critical 日産自動車株式会社
Publication of WO2013061691A1 publication Critical patent/WO2013061691A1/ja

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/46—Accumulators structurally combined with charging apparatus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
    • B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a charging device that is preferably applied when charging a battery mounted on an electric vehicle or a hybrid vehicle.
  • a concave holding portion formed on the front surface of the casing has a first holding portion for holding a cylindrical portion at the tip of the charging gun, and a cylindrical shape at the base end of the charging gun.
  • the problem to be solved by the present invention is to provide a charging device in which a charging gun can be stored in a housing with a simple operation.
  • the first regulating portion that abuts on the upper surface of the charging gun and regulates the dropping is brought into contact with the lower surface of the charging gun.
  • the charging gun when the charging gun is stored in the concave gun pocket, the charging gun tries to fall off due to its own weight while rotating slightly in the concave gun pocket, but at the same time the upper surface is restricted by the first restricting portion, Is regulated by the second regulating unit.
  • the charging gun can be stored in the gun pocket with a simple operation without fine positioning.
  • FIG. 6 It is an electric circuit diagram showing a charging system to which an embodiment of the present invention is applied. It is a block diagram which shows the apparatus which comprises the charging system of FIG. 1, and the flow of its electric power. It is a figure which shows the mounting structure to the core frame of the power converter device which comprises the charging device of FIG. It is a whole perspective view which shows the charging device which concerns on one embodiment of this invention. It is a perspective view which expands and shows the gun pocket of FIG. It is sectional drawing which follows the VI-VI line of FIG. FIG. 6 is a cross-sectional view showing another embodiment of the gun pocket of FIG. 5.
  • the charging system 1 of this example is applied when charging a secondary battery 6 mounted on an electric vehicle or a hybrid vehicle, and converts power of three-phase AC power supplied from a three-phase AC power source 2.
  • This is a system in which the circuit 3 directly converts it to single-phase AC power, boosts or lowers it to an appropriate voltage by the transformer 4, converts it to DC power by the rectifier 5, and charges the secondary battery 6.
  • 7 is a smoothing circuit
  • 11 is a power supply breaker for turning on and off the three-phase AC power supply 2
  • 12 is a charging gun.
  • harmonics are attenuated as noise countermeasures in each phase of the output lines (indicated by R phase, S phase, and T phase) supplied with three-phase AC power from the three-phase AC power source 2.
  • a filter circuit 8 is provided.
  • the filter circuit 8 of this example includes three filter reactors 81 connected to the phases R, S, and T, and six filter capacitors 82L and 82R connected between the phases R, S, and T. As shown in FIG. 1, the filter capacitors 82L and 82R are each composed of, for example, three filter capacitors.
  • the power conversion circuit 3 of this example includes six bidirectional switching elements 31 (311 to 316) arranged in a matrix corresponding to the R phase, S phase, and T phase, and is also referred to as a matrix converter.
  • a single bidirectional switching element will be collectively described using reference numeral 31, while a specific element of the six bidirectional switching elements as shown in FIG. 1 will be described using 311 to 316. explain.
  • Each of the bidirectional switching elements 31 of this example is composed of an IGBT module in which an IGBT, which is a semiconductor switching element, is combined with a free-wheeling diode and connected in reverse parallel. Note that the configuration of one bidirectional switching element 31 is not limited to that shown in the figure, but may be a configuration in which, for example, two reverse blocking IGBT elements are connected in antiparallel.
  • Each of the bidirectional switching elements 31 includes an input side and an output of the bidirectional switching element 31 in order to protect the bidirectional switching element 31 from a surge voltage generated by the ON / OFF operation of the bidirectional switching element 31.
  • snubber circuits 321 to 326 in which one snubber capacitor 327 (see the circuit diagram at the lower right in the figure) and three diodes are combined are provided.
  • the charging system 1 of this example includes a matrix converter control circuit 9 for ON / OFF control of each of the bidirectional switching elements 31 of the power conversion circuit 3.
  • the matrix converter control circuit 9 inputs the voltage value supplied from the three-phase AC power source 2, the DC current value currently being output, and the target current command value, and based on these, the respective gate signals of the bidirectional switching element 31 are supplied. By controlling and adjusting the single-phase AC power output to the transformer 4, DC power that matches the target is obtained.
  • the transformer 4 increases or decreases the voltage of the single-phase AC power converted by the power conversion circuit 3 to a predetermined value.
  • the rectifier 5 includes, for example, four rectifier diodes 51 to 54, and converts the regulated single-phase AC power into DC power.
  • the smoothing circuit 7 includes a coil 71 and a capacitor 72, and smoothes the pulsating flow included in the rectified direct current to a state closer to direct current.
  • the charging gun 12 is connected to the charging inlet (not shown) of the automobile to be charged with the DC power smoothed by the smoothing circuit 7, and supplies power from here.
  • the charging system 1 of this example configured as described above converts the three-phase AC power supplied from the three-phase AC power source 2 through the power breaker 11 and the filter reactor 81.
  • the matrix converter control circuit 9 controls the power conversion circuit 3 to directly convert it into single-phase AC power, and after adjusting the voltage to an appropriate voltage by the transformer 4, it is converted to DC power by the rectifier 5.
  • the DC power smoothed by the smoothing circuit 7 is supplied to the secondary battery 6 through the charging gun 12, whereby the secondary battery 6 is charged.
  • the charging system 1 mentioned above is an example, and the charging device according to the present invention is not limited to the charging system 1 having the illustrated configuration.
  • the charging device 1A of this example has the power supply breaker 11, the filter reactor 81, the power conversion circuit 3, the matrix converter control circuit 9, the transformer 4, the rectifier 5 and the smoothing circuit 7 shown in FIG.
  • a cable 12 a having a charging gun 12 attached to the tip is pulled out from the housing 13.
  • Devices mounted in the housing 13 are also referred to as power conversion devices.
  • the casing 13 has a bottom 141 fixed to the installation location of the charging device 1A, and sandwiches the core frame 14 (a general term for 141 and 142) on which the above-described power conversion device is mounted, from both sides thereof. And an outer housing 15 (a general term for 15a and 15b) mounted on the core frame 14.
  • the both surfaces of the core frame 14 refer to the front surface and the back surface in the illustrated example. The surface accessed by the user when the charging device 1A is installed is the front surface, and the opposite side (back surface) is the back surface.
  • the core frame 14 includes a base plate 141 that constitutes a bottom portion that is fixed to a place where the charging apparatus 1A is installed by a fixing means such as an anchor bolt, and a core frame main body 142 that is bent in a U-shape in a horizontal section.
  • the main body 142 is fixed to the base plate 141. As a result, the core frame main body 142 stands upright at the installation location and is firmly fixed.
  • the outer housing 15 includes a first outer housing 15 a that is mounted on the core frame 14 from the front side, and a second outer housing 15 b that is mounted on the core frame 14 from the back side.
  • the 1st outer housing 15a of this example contains the side plate bent so that the horizontal cross section may become a U shape containing a gentle curve, and a top plate, The side plate and the top plate are fixed by welding or the like.
  • the front side plate is provided with an operation panel 151 for a user to access when performing a charging operation and a gun pocket 17 for storing the charging gun 12 when not in use. ing. Details of the gun pocket 17 will be described later.
  • the second outer housing 15b of this example is formed in, for example, a flat plate, and exposes the through hole to which the fan 16 shown in FIG. 3 is attached and the heat sink 10 to be attached to the power conversion circuit 3 and the rectifier 5 to the outside of the housing. A number of through-holes have been established.
  • the first outer housing 15a and the second outer housing 15b are attached to the core frame 14, for example, by fixing their joints using bolts or screws.
  • the first outer housing 15a is formed in a U-shaped cross section and the second outer housing 15b is formed in a flat plate.
  • the outer housing 15 according to the present invention is not limited to such a shape, and both 15a 15b may be formed in a U-shaped cross section.
  • the housing 13 includes two spaces A, which are partitioned by a first outer housing 15a, a second outer housing 15b, and a core frame body 142 whose horizontal cross section is a U-shaped cross section. B exists. That is, there are two spaces, a space A surrounded by the core frame main body 142 and a space B behind the space A.
  • a power conversion device is mounted on the core frame main body 142
  • a device that generates heat is mounted in a space A surrounded by a U-shaped cross section. That is, since the devices that generate heat among the power conversion devices shown in FIGS. 2 and 3 are the power conversion circuit 3, the rectifier 5, and the transformer 4, they are mounted on the space A side.
  • the fan 16 is provided in the through-hole formed in the first outer housing 15b shown in FIG. 3, and the cooling air is sucked and introduced into the space A.
  • the remaining devices in FIG. 2 can be mounted in the remaining spaces A and B, but in this example, the power flow shown in FIG. 2 is as much as possible when mounting the power conversion device in the core frame main body 142.
  • the layout is as shown in FIG. That is, as shown in FIG. 3, the three-phase AC power source 2 such as a commercial power source is drawn from the base plate 141 of the core frame 14 and connected to the power source breaker 11 mounted on the top of the space A. Then, the wiring from the power breaker 11 is connected to the filter reactor 81 mounted on the uppermost portion of the space B through the through hole opened in the core frame main body 142. The wiring from the filter reactor 81 is connected to the power conversion circuit 3 mounted in the next stage of the space A through the through-hole similarly opened in the core frame main body 142. A matrix converter control circuit 9 is mounted in the space B on the back surface of the power conversion circuit 3, and the control wiring from the matrix converter control circuit 9 is inserted into the power conversion circuit 3 through a through hole opened in the core frame main body 142. Connecting.
  • the transformer 4 is mounted in the next stage of the power conversion circuit in the space A.
  • the space A is considered in consideration of the stability of the charging device 1A. It is mounted at the bottom of. Accordingly, the wiring from the power conversion circuit 3 is connected to the transformer 4 mounted at the bottom of the space A, and the wiring from the transformer 4 is connected to the rectifier 5 mounted at the next stage of the power conversion circuit 3 in the space A. Connecting. Then, the wiring from the rectifier 5 is connected to the smoothing circuit 7 that is mounted in the lowermost part of the space B through the through hole opened in the core frame main body 142. The cable 12a to which the charging gun 12 is attached is pulled out from an appropriate location of the first outer housing 15a.
  • the casing 13 of the charging device 1A is sandwiched between the core frame main body 142 on which the base plate 141 at the bottom is fixed and the power conversion device is mounted, and the core frame main body 142 from both sides. Since the outer housings 15a and 15b are detachably mounted as described above, the first outer housing 15a is removed from the core frame main body 142, so that the filter reactor 81 mounted in the space B, the matrix converter control circuit 9 or the smooth The circuit 7 can be serviced. If the second outer housing 15b is removed from the core frame main body 142, the power breaker 11, the power conversion circuit 3, the rectifier 5 or the transformer 4 mounted in the space A can be inspected.
  • the charging device 1A of this example is excellent in maintenance workability, and at the same time, the degree of freedom in design of the outer housing 15 is improved, and the charging device itself can be made compact.
  • the core frame main body 142 is formed so that the horizontal cross section is U-shaped and power conversion devices are mounted on both sides thereof, the integration rate is improved and the wiring length connecting the devices is shortened. be able to.
  • the core frame main body 142 is formed so that the horizontal cross section has a U shape, and the power conversion circuit 3, the transformer 4 and the rectifier 5 that generate heat are mounted in the space A surrounded by the U shape cross section.
  • the cooling air is introduced into the space A by the fan 16. Since the space A is surrounded by a U-shaped cross section, it is excellent in air permeability even if it is as it is, and it is possible to suppress the accumulation of hot air. However, since the fan 16 is further provided in this example, the space A as shown in FIG. The air introduced from the uppermost part of the gas flows downward toward the lower part of the space A surrounded by the U-shaped cross section of the core frame main body 142 without diffusing.
  • fever can be cooled.
  • the heat converting circuit 3 and the rectifier 5 that generate heat are provided with the heat sink 10 and the heat sink 10 is exposed to the outside through the through hole of the second outer housing 15b, the cooling performance can be further improved.
  • the power supply breaker 11, the power conversion circuit 3, the rectifier 5 and the transformer 4 are arranged in this order, so that the wiring lengths between the power conversion devices are made as uniform as possible, as shown in FIG.
  • the structure of the gun pocket 17 will be described.
  • the charging operator removes the charging gun 12 from the gun pocket 17 and attaches the charging gun 12 to a charging inlet provided in the electric vehicle or the like.
  • the charging gun 12 is removed from the charging inlet, and the charging gun 12 is stored in the gun pocket 17.
  • the gun pocket 17 of this example is provided in the front of the housing 13 and at the center in the height direction of the first outer housing 15a.
  • the setting position of the gun pocket 17 is not particularly limited, but is preferably set to a height of about 1 m above the ground (the height of a human waist) so that an operator can easily perform the insertion / extraction operation.
  • the gun pocket 17 can be configured by attaching a resin part to the opening formed in the first outer housing 15a.
  • FIG. 5 shows a front perspective view of the gun pocket 17, and
  • FIG. 6 shows a longitudinal sectional view thereof.
  • the gun pocket 17 of this example is formed in a concave shape when viewed from the front side of the housing 13. Below, each range of the concave wall surface which comprises the gun pocket 17 is called the ceiling surface 17A, the back surface 17B, and the floor surface 17C as shown in FIG. In FIG. 6, two side surfaces facing each other are omitted.
  • the concavely formed gun pocket 17 has a first restricting portion 171 formed on the ceiling surface 17A of the concave wall surface, a second restricting portion 172 formed on the floor surface 17C of the concave wall surface, and contacts the back surface 17B of the concave wall surface.
  • a contact portion 173 is formed.
  • the second restricting portion 172 contacts the lower surface of the lever 121 of the charging gun 12 and drops off the charging gun 12 as shown by a two-dot chain line in FIG. 6. To regulate.
  • the abutting portion 173 abuts on the tip of the charging gun 12 when the charging gun 12 is inserted into the gun pocket 17, and controls the function of allowing the operator to recognize the approximate storage position of the charging gun 12 in the gun pocket 17.
  • the first restricting portion 171 of this example is configured by a concave ceiling wall surface 17A.
  • the shape is not limited to the shape of this example as long as the shape is regulated, that is, the charging gun 12 is prevented from falling off. It can be appropriately changed according to the shape of the upper surface of the charging gun 12.
  • the second restricting portion 172 of this example is composed of a floor surface 17C having a concave wall surface and a protrusion 174 that stands upright from the floor surface 17C, and is recessed at the center of the floor surface 17C as shown in FIG.
  • a recess 17C1 a portion (hereinafter referred to as a recess 17C1), when the charging gun 12 is inserted into the gun pocket 17 and released, the charging gun 12 contacts the lower surface of the lever 121 and restricts rotation and displacement of the charging gun 12, that is, Any shape that prevents the charging gun 12 from falling off is not limited to the shape of this example. It can be appropriately changed according to the shape of the lower surface of the charging gun 12, and for example, a groove formed on the floor surface 17 ⁇ / b> C instead of the protrusion 174 may be used.
  • a tongue 175 extending obliquely toward the outside of the gun pocket 17 is provided at the tip of the protrusion 174.
  • the tongue 175 is smoothly fitted into the second restricting portion 172 without the lower surface of the lever 121 being caught by the protrusion 174 when the lever 121 rotates. It is provided to make it.
  • the contact portion 173 of the present example is configured by a back surface 17B of a concave wall surface, but when the charging gun 12 is inserted into the gun pocket 17, it can be in contact with the tip of the charging gun 12 to determine the approximate position of the charging gun 12. If it is, it is not limited to the shape of this example. It can be appropriately changed according to the shape of the tip of the charging gun 12 and the height of the gun pocket 17.
  • the contact surface 173 of this example is formed so as to be inclined with respect to the vertical direction because the gun pocket 17 is provided at the height of the human waist.
  • the lock mechanism 18 for locking the charging gun 12 to the gun pocket 17 is provided in the gun pocket 17 of this example as shown in FIG.
  • the lock mechanism 18 of this example includes a fixing member 181 fixed to one of the left and right sides of the concave portion 17C1 of the floor surface 17C where the second restricting portion 172 described above is formed, and a rotating member 182 fixed to the other of the left and right Is provided.
  • a hole 183 is formed at the distal end of the fixing member 181, and a hole 184 is also formed at the distal end of the rotating member 182. Then, the rotating member 182 is rotatable about the fixed portion of the base end as a rotation center. When no load is applied, the rotating member 182 hangs down as shown in FIG. It will evacuate from the opening.
  • the second restricting portion 172 receives the lever 121 of the charging gun 12 and restricts rotation and slippage.
  • the rotating member 182 is rotated to the horizontal position from the above, and the two holes 183 and 184 are overlapped so that the rotating member 182 lays the opening of the recess 17C1, and a pin or a key is inserted into the charging gun 12 Is locked to the gun pocket 17.
  • the charging gun 12 when the charging gun 12 is inserted into the gun pocket 17 and the gripping force is loosened, the charging gun 12 rotates slightly around the rotation fulcrum RC due to its own weight.
  • the lock mechanism 18 is provided vertically below the rotation fulcrum RC.
  • the charging gun 12 cannot be extracted from the gun pocket 17 simply by providing the lock mechanism 18 below the rotation fulcrum RC and locking the lever 121. Therefore, a small lock mechanism 18 that locks only the portion of the lever 121 is sufficient.
  • FIG. 7 is a longitudinal sectional view showing another embodiment of the gun pocket 17 shown in FIGS. 5 and 6, and is a sectional view corresponding to FIG.
  • the charging gun 12 of this example is a charging gun 12 of a type in which the operating unit for operating the attaching / detaching mechanism when the charging gun 12 is attached to a charging inlet of an electric vehicle or the like is not the lever 121 as shown in FIG.
  • the concave gun pocket 17 of the present example also forms the first restricting portion 171 on the ceiling surface 17 ⁇ / b> A of the concave wall surface and the charging gun 12 without the lever 121.
  • a second restricting portion 172 is formed on the floor surface 17C, and an abutting portion 173 is formed on the back surface 17B of the concave wall surface.
  • a protruding portion 174 that contacts the lower surface of the charging gun 12 is provided on the floor surface 17 ⁇ / b> C of the concave wall surface. ing.
  • the operation will be described.
  • the operator inserts the tip of the charging gun 12 into the gun pocket 17 while holding the handle 122 of the charging gun 12. Since the abutting portion 173 is formed on the back surface 17B of the gun pocket 17, the operator can make an appropriate position in the depth direction of the charging gun 12 when the tip surface of the charging gun 12 abuts on the abutting surface 173. Can be grasped.
  • the charging gun 12 When the tip surface of the charging gun 12 comes into contact with the contact portion 173, the operator gradually loosens the gripping force of the handle 122. As a result, as shown by the arrows in FIGS. 6 and 7, the charging gun 12 slightly rotates around the rotation fulcrum RC due to its own weight, but the upper surface at the tip of the charging gun 12 is the first restricting portion 171. While contacting the ceiling surface 17 ⁇ / b> A, the lower surface of the lever 121 of the charging gun 12 is received by the second restricting portion 172. In the other example of FIG. 7, the lower surface of the middle of the charging gun 12 comes into contact with the tip of the protrusion 174 that is the second restricting portion 172.
  • the rotation member 182 of the lock mechanism 18 is rotated to a horizontal position, the hole 183 of the fixing member 181 and the hole 184 of the rotation member 182 are overlapped, and pins 183 and 184 are pinned.
  • the charging gun 12 cannot be removed by inserting the padlock.
  • the previous locking is released, that is, the upper surface of the tip of the charging gun 12 and the ceiling surface 17A which is the first restricting portion 171 are locked. Since the engagement between the lower surface of the lever 121 of the charging gun 12 and the second restricting portion 172 is released, the charging gun 12 can be pulled out as it is.
  • the second restricting portion 172 includes a protruding portion 174 that rises in the vertical direction, and engages with the lever 121 of the charging gun 12, so that not only the rotation of the charging gun 12 is restricted but also from the gun pocket 18. Misalignment can also be suppressed.
  • the back surface 17B of the gun pocket 17 is provided with the contact portion 173 that faces the front end surface of the charging gun 12, so that when the charging gun 12 is set, the front end surface of the charging gun 12 is used as the contact portion.
  • the operator can grasp the position of the charging gun 12 in the depth direction.
  • the lock mechanism 18 is provided on the lower side in the vertical direction from the rotation fulcrum of the charging gun 12.
  • the charging gun 12 can also be locked firmly by the locking mechanism.
  • SYMBOLS 1 Charging system 1A ... Charging apparatus 2 ... Three-phase alternating current power supply 3 ... Power conversion circuit 31,311-316 ... Bidirectional switching element 321-326 ... Snubber circuit 327 ... Snubber capacitor 4 ... Transformer 5 ... Rectifier 6 ... Secondary battery DESCRIPTION OF SYMBOLS 7 ... Smoothing circuit 8 ... Filter circuit 81 ... Filter reactor 82L, 82R ... Filter capacitor 9 ... Matrix converter control circuit 10 ... Heat sink 11 ... Power supply breaker 12 ... Charging gun 121 ... Lever 12a ... Cable 13 ... Case 14 ... Core frame 141 ... Base plate 142 ... Core frame body 15 ...
  • Outer housing 15a First outer housing 15b ... Second outer housing 151 ... Operation panel 16 ... Fan 17 ... Gun pocket 17A ... Ceiling surface 17B ... Back surface 17C ... Floor surface 17C1 ... Recess 171 ... 1st regulation part 1 2 ... second regulation portion 173 ... contact portion 18 ... locking mechanism 181 ... fixing member 182 ... rotating member 183, 184 ... hole RC ... rotation fulcrum

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
PCT/JP2012/072428 2011-10-26 2012-09-04 充電装置 WO2013061691A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-234612 2011-10-26
JP2011234612A JP5459290B2 (ja) 2011-10-26 2011-10-26 充電装置

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Publication Number Publication Date
WO2013061691A1 true WO2013061691A1 (ja) 2013-05-02

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JP (1) JP5459290B2 (enrdf_load_stackoverflow)
WO (1) WO2013061691A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109720229A (zh) * 2019-01-29 2019-05-07 深圳市东南伟业电子有限公司 一种安全充电枪

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JPH01294499A (ja) * 1988-05-16 1989-11-28 Tominaga Oil Pump Mfg Co Ltd ノズルに発光体を設置した給油装置
JPH0977196A (ja) * 1995-09-19 1997-03-25 Tokico Ltd 給油機のノズル掛け
JPH10316200A (ja) * 1997-05-16 1998-12-02 Tatsuno Co Ltd 給油装置
JP2010263665A (ja) * 2009-04-30 2010-11-18 Nitto Electric Works Ltd 電気自動車用充電スタンド

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