JP5559518B2 - Three-dimensional parking device and non-contact charging device for electric vehicle - Google Patents

Description

The present invention is, when parking the electric vehicle parked car tower, equipped with a primary coil for charging the storage battery during parking time the transverse tray parking chamber, planar moving the primary coil on the upper surface of the transverse tray for mounting the electric vehicle The present invention relates to a structure of a charging device that is moved to an optimal charging position and charged in a non-contact manner .

  In a device for charging an electric vehicle of a conventional multilevel parking lot, a parking room is provided on a plurality of floors, a pallet is provided in the parking room, and a charger for charging the electric car is provided on the pallet. Call the parking room pallet to enter the boarding area. An electric vehicle is loaded on the pallet that has reached the boarding place, a plug of a charger is connected to the electric vehicle, and the pallet on which the electric vehicle is mounted is returned and stored in the original parking room. Charging of the pallet stored in the parking room is started by bringing the pallet charger into contact with and connecting to a contact which is a power source installed in the parking room.

  JP 2001-359203 A

  In the conventional parking structure disclosed in Patent Document 1, the pallet can be moved from the parking room to the boarding area, and the charger plug installed on the pallet can be easily wired to the electric vehicle. However, in a pallet-less three-dimensional parking device, the pallet is a mechanism that cannot move to the boarding area only by traversing the parking room and the lift space, and a charger cannot be installed. For example, a fork-type parking device There is.

  In this fork type parking device, a parking room formed in a plurality of stages is provided adjacent to a central lifting space. In the parking room, a fork-shaped traverse tray is arranged so that it can traverse to the lift space, and a fork-shaped lift lift that lifts the lift space is suspended from the top, and the fork of the traverse tray and the lift lift pass each other As a result, the electric vehicle can be transferred and stored, but there is a problem that the connection between the boarding area and the parking room cannot be made like a pallet type and the charger cannot be installed.

  In the present invention, a charging device for an electric vehicle is supplied from a secondary coil, and the secondary coil is magnetically coupled to the secondary coil by an induced electromotive force of the primary coil to be a contactless charging device that charges the storage battery. To do. Some primary coils are arranged in a traverse tray and others are arranged with an arm that rotates from a parking room. The electric vehicle is received from the boarding point, mounted on the traversing tray, and stored in the parking room. The primary coil detects a secondary coil position of an electric vehicle, moves, generates a current in the secondary coil by an electromagnetic induction exciting action at an optimal position, and provides a charging device configured to charge a storage battery.

  In the invention of claim 1, a lifting lift that moves up and down the lifting space, a parking room provided on a plurality of floors adjacent to the lifting space, a traverse tray that is disposed in the parking room and reciprocates in the lifting space, and the lifting lift Is located in a parking tower that allows vehicles to be delivered by passing the traversing tray.

  The electric vehicle to be stored is equipped with a secondary coil that obtains electric power by non-contact electromagnetic induction on the storage battery, and generates an induced electromotive force on the upper surface of the traverse tray on which the electric vehicle is mounted. The primary coil detects the position of the secondary coil and arranges a drive unit that moves in a plane, and when the electric vehicle enters the parking room, the primary coil generates the secondary coil by the exciting action of the primary coil. It is set as the structure which charges the storage battery of an electric vehicle with the induced electromotive force.

  According to a second aspect of the present invention, the driving unit for the primary coil that moves in a plane according to the first aspect is supported on the upper surface of the transverse tray so as to be movable in the front-rear and left-right directions, and moves to an optimum position in response to a command from the magnetic field detector To do.

In the invention 請 Motomeko 3, the magnetic field detector according to claim 2, a plurality of locations of the upper surface of the transverse tray, a plurality of resonant coil for detecting the intensity of the magnetic field is arranged, a magnetic field strong resonance of the plurality It is set as the structure which is control of the drive part which commands the movement of a primary coil toward the coil.

In the structure of Claim 1, there exists an effect | action which can be charged to the storage battery of an electric vehicle non-contactingly.
In the structure of Claim 2, there exists an effect | action which can move the lower surface of the electric vehicle in which the primary coil was mounted in the transverse tray back and forth, and right and left .
In the structure of Claim 3 , there exists an effect | action which a primary coil can approach to a secondary coil by the instruction | command of the resonance coil arrange | positioned in multiple places.

In the first aspect of the invention, when the electric vehicle is stored in the parking room, the primary coil is magnetically coupled to the secondary coil that charges the storage battery in a non-contact manner and receives the induced electromotive force. Can be charged while parked, and when leaving the vehicle, the fuel is full and the vehicle can travel safely over long distances, and can save time.
In the invention of claim 2, even if the position of the secondary coil differs depending on the vehicle type, there is an effect that the primary coil can move to the optimum position.

In the invention 請 Motomeko 3, a plurality of detectors for detecting the position of the secondary coil, Yes disposed on the upper surface of the transverse tray, there is an effect capable of inducing primary coil to the higher magnetic flux amount .

  Front sectional drawing of a fork type parking apparatus.   The side view which shows the moving apparatus and detector of a primary coil which detect the secondary coil of the electric vehicle mounted in the transverse tray.   The top view which shows the primary coil and detector which were installed in the transverse tray.   The distribution diagram which graphed the amount of magnetic flux by the installation place of a detector.   The top view of the primary coil and coil arm of 2nd embodiment.

  The present invention provides a non-contact charging device 22 that can be employed in either a pallet type parking tower or a fork type parking tower. In the present embodiment, the fork type parking tower 1 will be described. The electric vehicle that enters the parking tower 1 is provided with a charging device 22 that can be traveled with peace of mind after leaving the vehicle by charging it during the parking time and increasing the amount of electricity stored in the battery. The battery 13 is intended for lithium ion batteries, nickel metal hydride batteries, prismatic batteries, electric double layer capacitors, general lead batteries, and the like. The charging device 22 can generate electric power by generating an electromagnetic induction wave 20 in the primary coil 14 built in the transverse tray 3 of the parking room X and the secondary coil 15 of the electric vehicle mounted in the transverse tray 3. it can.

FIG. 1 shows a fork-type parking tower 1 in which an elevating space E is arranged in the center, and parking rooms X are formed on a plurality of floors on the left and right adjacent to the elevating space E. The traversing device 9 is provided with a traversing tray 3 reciprocatingly moved by the traversing device 9.
The elevating space E is a rectangular space for elevating the automobile, and guide rails 5 are vertically installed at four corners, and along the guide rails 5, the elevating lift 2 is disposed from the elevating drive unit 4 disposed at the upper part. It is suspended via the cord-like body 11.

The lifting lift 2 is divided into a pair of left and right to form a comb-like mounting surface that is horizontal and parallel to each other. This mounting surface is arranged so that a vehicle tire can be mounted on a lifting fork 7 extending inward in a comb-tooth shape to lifting members suspended on both left and right sides extending in the longitudinal direction of the lifting space E.
The boarding place S is at the position of the ground surface GL of the lift space E, can be entered from the ground surface GL, and the boarding platform 13 arranged so as to fill the gap between the lift member of the lift 2 and the lift fork 7. However, it is a flat passage with no gap formed integrally.

  The boarding platform 13 is stored on the floor surface of the boarding area S when the loading / unloading operation is performed in the underground parking room X, and the lifting lift 2 can be lowered by opening the lifting space E. The traversing tray 3 includes traverse rails 23 arranged in the left and right directions at both ends in the longitudinal direction. The traversing tray 3 is mounted on the driving roller 10 of the traversing device 9 and traverses, and the traverse rail 23 is fixed to the front and rear ends with the frame at the center. In this frame, the tray fork 8 is formed so as to be able to pass the lift fork 7 from the center to the left and right outer sides.

  The tray fork 8 supports a vehicle tire so that a vehicle can be mounted, and is capable of traversing to receive the vehicle of the lift lift 2. The lift fork 7 of the lifting lift 2 has a plurality of tire stop positions formed at the stop position where the front wheel tire of the electric vehicle is mounted, and a plurality of horizontally disposed rear wheel positions so that it can correspond to different wheel bases depending on the vehicle type. It is installed with reference to the tire stop position of the front wheel tire that can be widely installed from light vehicles to ordinary vehicles.

  The electric vehicle charging device 22 has not yet been widely used and has a small number of installations. The electric vehicle charging device 22 is provided in the left and right four rooms on the second floor and the first basement floor close to the boarding area S. A contact 24a is provided which can send supply and control signals. The traversing tray 3 is provided with contacts 24 for obtaining the power supply and control signals on the traverse rails 23 at the front and rear ends. The traversing tray 3 can traverse to the parking room X and be connected to the contacts 24a. Can be transmitted.

FIG. 2 shows a primary coil 14 and a secondary coil 15 for charging an electric vehicle mounted on the transverse tray 3, and a plurality of detectors 16 for detecting the location of the secondary coil 15 are arranged, and the primary coil is A drive unit 21 is provided that moves in the front-rear and left-right directions.
The traversing tray 3 has a U-shaped transverse rail 23 disposed horizontally at the front and rear ends thereof, and is horizontally moved up and down with the parking chamber X by a driving roller 10 supported by inserting a roller into the traverse rail 23. The space E is pivotally mounted so as to be able to reciprocate, and can move in a transverse manner. A primary coil 14 and a detector 16 are built in the upper surface.

  Four detectors 16 are arranged so that the upper surface of the transverse tray 3 has a region of four equal parts, and a magnetic flux is generated to detect a change in a current value due to resonance. A command to move the coil 14 is issued. The primary coil 14 is also provided with a detector 16e on the primary coil 14, and can be detected by moving forward and backward and left and right toward the secondary coil 15 by the detection of the detector 16. The primary coil 14 can be moved back and forth by rotating the motor 18 by being screwed into the screw rod 17.

  The power of the motor 18 can be supplied by being wired to a contact 24 provided on the traverse rail 23, and can also transmit a control signal for the detector 16. The contactor 24 is provided with a plurality of electrodes made of a copper plate on the end face, and is supplied from a contactor 24a that is disposed on the back side of the parking chamber X and includes an electrode that contacts the electrode. The contactor 24a receives a signal from a control panel (not shown). The secondary coil 15 includes a charging device 22 that charges the battery 13 with an excitation action by generating electric power by the electromagnetic induction wave 20 when the primary coil 14 moves right below and generates the electromagnetic induction wave 20. ing.

  FIG. 3 illustrates the mechanism of the drive unit 21 and the detector 16 of the primary coil 14 of the traverse tray 3, and detects the position of the secondary coil 15, which is arranged differently depending on the vehicle type, and moves to the optimum position. can do. The plurality of detectors 16a, 16b, 16c, and 16d generate a magnetic flux 19, and if there is a resonating coil, the current changes, and the primary coil 14 is moved to the higher detection value. The upper detector 16e detects in more detail and finds the optimum place.

  This detailed detection is performed by setting the drive unit 21 in the center on the traversing tray so that the longitudinal movement in the longitudinal direction and the lateral movement in the perpendicular direction intersect the screw rods 17 in the longitudinal and lateral directions. The entire surface can be moved by the rotation of the motor 18. When the primary coil 14 moves directly below the secondary coil 15, a current is passed through the coil to generate an electromagnetic induction wave 20, and the secondary coil 15 passes through the secondary coil 15 to generate power and generate electric power. To do. The current generated in the secondary coil 15 is charged in the battery 13 mounted on the electric vehicle.

  FIG. 4 shows the installation positions of the detectors 16a, 16b, 16c, and 16d and the heights of the detected values. The primary coil 14 is moved to a higher value position, and a higher value is detected by the detection of the detector 16e. Move to the front, back, left and right and stop at the optimal position. The secondary coil 15 is located near the detector 16c between the detector 16a and the detector 16c. The detector 16e moves from the vicinity of the detector 16a toward the detector 16c, and stops when the detected value gradually increases and reaches the maximum value.

(Receipt operation)
Regarding the charging of an electric vehicle, an embodiment in which the vehicle is charged by charging into the parking tower 1 will be described. The electric vehicle to be stored enters the boarding place S of the parking tower 1. In the boarding place S, the lifting lift 2 and the platform 12 on the floor are integrally overlapped to form a passage without a gap.
The electric vehicle to be stored is advanced so as to stop the front wheel tire at the tire stop position, and the place where it falls into the shallow recess is the tire stop position so that the driver can understand.
The driver gets off the electric vehicle side brake and then gets off.

The lift 2 is an electric vehicle mounted on a lift fork 7, the rope 11 is wound up by the rotation of the lift drive unit 4, and in the state toward the parking room X, two square pipes extending in the longitudinal direction from side to side. A plurality of lift forks 7 are fixed to the elevating member 6, and a suspension member guided by the guide rail 5 is suspended at the front and rear ends by the cord-like body 11 and stopped at a position above the parking chamber X.
The parking chamber X is mounted on the driving roller 10 of the traversing device 9 that can reciprocate with the ascending / descending space E, and the traversing tray 3 is disposed on the lower surface of the ascending / descending lift 2 in the ascending / descending space E. The lift 2 moves down and passes the traverse tray 3 to transfer the electric vehicle to the traverse tray 3.

The traversing tray 3 on which the electric vehicle is mounted is brought into contact with the contact 24 fixed to the traversing rail 23 of the traversing tray 3 on the contact 24 a of the parking chamber X by the rotation of the driving roller 10 of the traversing device 9. A signal can be obtained. The detector 16e is moved by detection of the detectors 16a to 16d to find the secondary coil 15, and the electromagnetic induction wave 20 is generated. The secondary coil 15 of the electric vehicle receives the electromagnetic induction wave 20 of the primary coil 14 , generates electric power, and charges the mounted battery 13. Since the charging can be performed during the time stored in the parking room X of the parking tower 1, time can be saved and the vehicle can be loaded and unloaded comfortably.

(Outgoing operation)
When the electric vehicle is delivered, the traversing tray 3 on which the electric vehicle is mounted is traversed in the lift space E by the rotation of the driving roller 10 of the traversing device 9, and the secondary coil 15 is the primary coil. 14 is left and charging is terminated. The traversing tray 3 on which the electric vehicle is mounted traverses to the elevating space E. The lifting / lowering lift 2 rises from the boarding point S, receives the electric vehicle passing by the traverse tray 3 and stops. When the traversing tray 3 that has become an empty vehicle is returned and stored in the original parking room X, the lift 2 is mounted on the electric vehicle and descends to the boarding place S.

  In the boarding place S, the boarding platform 12 and the lifting lift 2 are united to form a safe passage that is horizontal and free of gaps, allowing people to enter and exit. The charging device 22 is in the parking room X and is not in the boarding area S. The driver gets into the electric vehicle, travels to the exit, and exits from the boarding area S to complete the exit.

( Reference example )
The primary coil 14 is provided with a coil arm 25 that is pivotally mounted in the vicinity of the middle of the rear side of the parking chamber X and rotates about the shaft 26. The coil arm 25 has a gap above the upper surface of the transverse tray 3 so as not to interfere. When the traversing tray 3 is mounted with an electric vehicle and stored in the parking room X, the coil arm 25 is parallel to the moving direction of the traversing tray 3 and between the upper surface of the traversing tray 3 and the lower surface of the electric vehicle. It will be in the inserted state. The coil arm 25 is formed in a flat plate shape, the primary coil 14 is screwed onto the screw rod 17 and moved by the rotation of the motor 18, and the shaft 26 rotates to rotate between the front wheel and the rear wheel of the electric vehicle. Will do.

  The primary coil 14 includes a detector 16, and in order to find the secondary coil 15 of the electric vehicle, the secondary coil 15 is rotated by rotating the coil arm 25 around the shaft 26 and extending and contracting by the screw rod 17. Is detected. The detector 16 outputs a current for generating a constant magnetic flux. When this magnetic flux approaches the secondary coil 15, the current changes, and the place where the change is high is set as the optimum position. The primary coil 14 generates an electromagnetic induction wave 20 at an optimal position and generates power by passing the secondary coil 15. The power generated by the secondary coil 15 is charged in the battery 13 mounted on the electric vehicle.

DESCRIPTION OF SYMBOLS 1 Parking tower 2 Lifting lift 3 Traverse tray 4 Lifting drive part 5 Guide rail 6 Lifting member 7 Lift fork 8 Tray fork 9 Traversing device 10 Driving roller 11 Cord-like body 12 Boarding board 13 Battery 14 Primary coil 15 Secondary coil 16 Detection 17 Screw rod 18 Motor 19 Magnetic flux 20 Electromagnetic induction wave 21 Drive unit 22 Charging device 25 Coil arm E Lifting space X Parking room S Boarding place

Claims (4)

Elevating lift for elevating and lowering the elevating space, a parking room provided on a plurality of floors adjacent to the elevating space, and reciprocating horizontally between the parking room and the elevating space and mounting the vehicle on the parking A fork-type three-dimensional parking apparatus that includes a traversing tray that enters and exits a room, the traversing tray transferred from the lifting lift moves horizontally, and enters the vehicle into a predetermined parking room;
The electric vehicle to be stored includes a secondary coil that obtains electric power by a non-contact electromagnetic induction wave in a device that charges a storage battery,
The traverse tray is mounted with a primary coil for generating a current in a non-contact manner on the secondary coil, and a drive unit that detects the position of the secondary coil and moves the primary coil in a plane.
When the electric vehicle enters the parking room, the storage battery of the electric vehicle is charged with the electric power generated in the secondary coil by the exciting action of the primary coil.   2. The three-dimensional object according to claim 1, wherein the driving unit of the primary coil that moves in a plane is supported on the upper surface of the traversing tray so as to be movable in the front-rear and left-right directions, and is moved to an optimal position in accordance with a command from a magnetic field detector. Parking device.   The magnetic field detector is a primary coil driving unit control in which resonance coils for detecting the strength of a magnetic field are arranged at a plurality of positions on the upper surface of a transverse tray, and movement is commanded to the resonance coil having a strong magnetic field. The three-dimensional parking apparatus according to claim 2. A non-contact charging device for an electric vehicle provided in the multilevel parking device according to any one of claims 1 to 3 ,
A primary coil provided on the traverse tray for generating a current in a non-contact manner on the secondary coil, and a drive unit that detects the position of the secondary coil and moves the primary coil in a plane,
When the electric vehicle enters the parking room, the storage battery of the electric vehicle is charged with the electric power generated in the secondary coil by the excitation action of the primary coil.

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