JP2014154535A - Lock device for charging connector for automobile power supply facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lock device which can be applied to a charging connector including a locking claw which protrudes outside in a radial direction, in a distal end portion.SOLUTION: When a charging connector 103 is inserted into a holding recess 3 and a cylinder lock 7 is rotated in a lock direction by a key operation, a driving protrusion 93 of a drive cam 9 pushes a latch member 4 down to an engaging position and engages it to an engaging recess 106 of the charging connector, thereby preventing the charging connector 103 from being pulled out. At the same time, the driving protrusion 91 pushes the lock member 6 onto a retraction path of the latch member 4 and restricts the latch member 4 at the engaging position. When the cylinder lock 7 is rotated in an unlock direction by a key operation in such a state, the driving protrusion 93 retracts the lock member 6 from the retraction path of the katch member 4 and, at the same time, the driving protrusion 92 pushes the latch member 4 up to a disengaging position, thereby releasing the charging connector 103. Thus, the charging connector 103 can be pulled out of the holding recess 3.

Description

  The present invention relates to a lock device that holds and locks a charging connector connected to a tip of a charging cable attached to a high-speed power supply facility of an electric vehicle at a predetermined position of the power supply facility when not in use.

The connector of the charging cable attached to the power supply equipment is provided with a locking claw that protrudes outward in the radial direction with a substantially cylindrical end portion. The locking claw automatically engages with the corresponding engagement portion on the automobile side when connecting to the connection portion on the automobile side. When the pressing operation portion of the connector is pressed after the charging is completed, the locking claw sunk under the outer periphery of the connector, so that it can be detached from the corresponding engaging portion on the automobile side and the charging connector can be extracted from the connecting portion on the automobile side.
In order to prevent such a charging connector from being discarded due to mischief or the like when the charging connector is not connected to the connecting portion on the vehicle side, a vehicle charging device having a lock device that holds and locks the charging connector on the power supply facility side is known. (For example, Patent Document 1). The vehicle charging device includes a power supply unit in a housing, a charging cable for energizing the power supply unit and the electric vehicle, a charging connector having a locking claw provided at a tip of the charging cable, and charging when not charging A charging connector holding portion for holding the connector. The charging connector holding portion includes a locking receiving portion that engages with a locking claw of the charging connector when the charging connector is held, and a lock mechanism that restricts the movement of the locking claw of the charging connector. That is, this locking mechanism locks the locking connector by disabling the operation of moving the locking claw to the non-engagement position in order to remove the charging connector from the holding portion.

JP 2012-19608 A

The lock mechanism of the charging connector in the conventional vehicle charging apparatus has a problem that it cannot be applied to a charging connector having a structure in which the locking claw is protruded and retracted with respect to the outer periphery of the charging connector by operation of the operation unit.
Therefore, the present invention provides a locking device for a charging connector that can be applied to a charging connector having an engaging recess on the outer periphery of the tip, such as a charging connector having a locking claw protruding radially outward at the tip. The purpose is that.

Hereinafter, the present invention will be described with reference to the accompanying drawings, but the present invention is not limited thereto.
In order to solve the above-described problems, a charging connector locking device 1 according to the present invention includes a main body 2 that includes a holding recess 3 that receives the tip of the charging connector 103 and is fixed to a power supply facility, and is supported by the main body 2. The latch member 4, the lock member 6, the cylinder lock 7, and the drive cam 9 are provided. The latch member 4 can be moved back and forth between the engagement position and the non-engagement position. At the engagement position, the latch member 4 engages with the engagement recess 106 of the charge connector 103 inserted into the holding recess 3 to cause the charge connector 103 to move. Restraining and disengaging from the engaging recess 106 in the non-engaging position releases the charging connector 103. The lock member 6 is movable between a locked position and an unlocked position, and the latch member 4 in the locked position is on a retreat path where the latch member 4 is moved back to the non-engaged position to prevent the latch member 4 from moving backward. Then, the latch member 4 is allowed to retreat outside the retreat path at the unlock position. The cylinder lock 7 rotates the rotor 61, which is internally provided by key operation, between the locked position and the unlocked position. The drive cam 9 is rotatable between a locked position and an unlocked position in conjunction with the rotation of the rotor 61 of the cylinder lock 7 and engages with the latch member 4 and the lock member 6 during the rotation process. When the drive cam 9 is engaged with the latch member 4 or the lock member 6, the latch member 4 is disposed in the engagement position in the lock position, the lock member 6 is disposed in the lock position, and the lock member 6 is disposed in the unlock position. Is disposed in the unlock position, and the latch member 4 is disposed in the non-engagement position.

  The locking device of the present invention can be applied to a charging connector having an engaging recess on the outer periphery of the tip, such as a charging connector having a locking claw protruding radially outward at the tip. Therefore, at the stage of removing the charging connector from the power supply facility, the power supply facility can be used only by a specific user, and the loss of the facility due to mischief or the like can be effectively prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall explanatory view of a power supply facility having a charging connector locking device according to the present invention. It is a front view of the locking device of the charging connector of FIG. It is sectional drawing of the locking device of the charging connector of FIG. It is a rear view of the locking device of the charging connector of FIG. It is sectional drawing of the locking device of the charge connector of FIG. 1 in a lock release state. It is a rear view of the locking device of the charging connector in the state of FIG. It is sectional drawing of the locked state of the locking device of the charging connector of FIG. It is a rear view of the locking device of the charging connector in the state of FIG.

Embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, the charging connector locking device 1 of the present invention is fixed to, for example, a side surface of a housing 101 of an automobile power supply facility. The power supply facility includes a charging cable 102 for energizing the electric vehicle. The charging cable 102 includes a charging connector 103 connected to a connecting portion of the electric vehicle at the tip. When the charging connector 103 is connected to the connection portion of the electric vehicle, the locking claw 104 (FIG. 5) that engages with the corresponding engagement portion on the connection portion side, and the locking claw 104 moves in and out of the outer periphery. An operation button 105 is provided. When the operation button 105 is pressed, the locking claw 104 can be submerged under the outer periphery of the tip end portion of the charging connector 103 and the charging connector 103 can be detached from the connecting portion on the automobile side (the specific structure of the locking claw 104 is shown in the figure). do not do.). An engaging recess 106 (FIG. 5) is formed in some form in the adjacent portion of the locking claw 104. The engaging recess 106 may be a part of the locking claw 104.

  The locking device 1 holds and locks the charging connector 103 in the holding recess 3 when not in use, and allows the charging connector 103 to be removed when unlocked by a legitimate user who possesses the key.

  As shown in FIGS. 2 to 4, the main body 2 of the locking device 1 includes a holding recess 3 that receives a substantially cylindrical tip of the charging connector 103, and is fixed to the casing 101 of the power supply equipment. The main body 2 includes a side wall 21 that closes up, down, left, and right, and a front wall 22 that closes the front side of the side wall, and has a mechanism storage space 23 inside thereof. The front wall 22 has a display window 22a penetrating in the front-rear direction.

  The holding recess 3 is formed on the inner side of a substantially cylindrical peripheral wall 31 that opens to the front wall 22 side so as to receive the tip of the charging connector 103 and protrudes from the front wall 22 to the mechanism storage space 23 side. . The rear end of the holding recess 3 is closed by the end wall 32 in the mechanism storage space 23.

  On the back side of the front wall 22 and above the holding recess 3, the pressing plate 5 is fixed with a space in parallel with the front wall 22. The holding plate 5 has an arc-shaped long hole 51 (FIG. 4) for guiding the movement of the lock member 6.

  The latch member 4 is disposed between the front wall 22 of the main body and the holding plate 5 and is engaged at a lower engagement position (FIG. 3) that engages with the engagement recess 106 formed by the engagement claw 104 of the charging connector 103 and the like. ) And an upper non-engagement position (FIG. 5) along the back surface of the front wall 22 so as to be movable up and down. The latch member 4 projects from the top of the holding recess 3 at the tip end portion of the latch member 4 through the opening 31 a of the peripheral wall 31. The latch member 4 has a display 42 indicating the current position on the front side through the display window 22a of the front wall 22 on the front side (FIG. 2), and a passive pin 41 that horizontally protrudes rearward from the notch 52 of the pressing plate 5. Have in the rear.

  The locking member 6 intervenes between the lower surface of the upper side wall 21 of the main body and the upper surface of the latch member 4 and is supported by the pressing plate 5 so as to be movable between a locked position and an unlocked position. That is, the lock member 6 is disposed between the front wall 22 and the pressing plate 5 and includes a passive pin 61 that freely passes through the long hole 51 of the pressing plate 5, and the passive pin 61 passes through the long hole 51. Move between the locked and unlocked positions within the range of movement. 4 and 8, the lock member 6 is on the retreat path (directly above) in which the latch member 4 in the engaged position moves backward to the non-engaged position in the lock position shown in FIGS. In the unlock position shown in FIG. 6, the latch member 4 deviates from the retracted path and allows the latch member 4 to retract.

  The cylinder lock 7 is fixed to the front wall 22 so as to penetrate the front wall 22 of the main body horizontally in the front-rear direction with the rotation axis directed in the front-rear direction. The rotor 71 of the cylinder lock 7 protrudes horizontally from the notch 52 of the pressing plate 5 to the rear. The rotor 71 rotates approximately 90 ° between the locked position and the unlocked position by operating the key 8 (FIGS. 5 and 7).

  A drive cam 9 for transmitting the operation of the cylinder lock 6 to the latch member 4 is provided on the back side of the front wall 21. The drive cam 9 is fixed to the rotor 71 of the cylinder lock 7 and rotates forward and backward substantially 90 ° between the locked position (FIGS. 3 and 7) and the unlocked position (FIG. 5) integrally therewith. The drive cam 9 arranges the latch member 4 in the engagement position in the lock position, arranges the lock member 6 in the lock position, arranges the lock member 6 in the unlock position in the unlock position, and places the latch member 5 in the unlock position. The latch member 5 and the lock member 6 are engaged so as to be disposed in the non-engagement position.

  The drive cam 9 has three drive protrusions on the outer periphery thereof: a lock drive protrusion 91, a latch drive protrusion 92, and a common drive protrusion 93 that protrude in the radial direction at intervals.

  When the lock driving projection 91 rotates together with the rotor 71 to the lock position (clockwise in FIG. 4), the lock drive protrusion 91 engages with the passive pin 61 of the lock member 6 in the unlock position (FIG. 6). Advance to the lock position (FIGS. 4 and 8).

  When the latch drive protrusion 92 rotates together with the rotor 71 to the unlock position (counterclockwise in FIG. 4), the latch drive protrusion 92 engages with the passive pin 41 of the latch member 4 at the engagement position (FIGS. 4 and 8). 4 is moved to the disengaged position (FIG. 6).

  When the common drive protrusion 93 rotates together with the rotor 71 to the lock position (clockwise in FIG. 4), the common drive protrusion 93 moves to the non-engagement position in synchronization with the lock drive protrusion 91 engaging with the passive pin 61 of the lock member 6. When the latch member 4 is engaged with the passive pin 41 of the latch member 4, the latch member 4 is moved to the engaged position (FIGS. 4 and 8), and conversely rotated to the unlock position, the latch drive protrusion 92 is moved to the latch member. In synchronization with the engagement with the passive pin 41, the lock member 6 is engaged with the passive pin 61 of the lock member 6 in the lock position, and the lock member 6 is moved to the unlock position (FIG. 6).

  As shown in FIGS. 5 and 6, in a state where the charging connector 103 is pulled out from the holding recess 3, the cylinder lock 7 and the drive cam 9 are in the unlocked position, and the drive protrusion 93 of the drive cam 9 becomes the passive protrusion 61. The lock member 6 is engaged and retracted to the unlock position, and the drive protrusion 92 is engaged with the passive protrusion 41 to push the latch member 4 to the non-engagement position.

  From this state, as shown in FIG. 7, after the charging connector 103 is inserted into the holding recess 3, when the rotor 61 is rotated in the locking direction by operating the key 8, the common drive protrusion 93 of the drive cam 9 is latched. The member 4 is pushed down to the engaging position (FIG. 8), and the latch member 4 engages with the engaging recess 106 of the charging connector 103 to restrain the charging connector 103 in the holding recess 3. During this time, the lock drive protrusion 91 advances the lock member 6 to the lock position and restrains the latch member 4 at the engagement position. If the key 8 is removed in this state, the charging connector 103 is locked so that it cannot be removed from the holding recess 3.

  From this state, when the key 8 is inserted and the rotor 61 is rotated in the unlocking direction by the operation, the common driving projection 93 of the driving cam 9 moves the locking member 6 back to the unlocking position (FIG. 6). The latch driving protrusion 92 pushes up the latch member 4 to the non-engagement position, and the latch member 4 comes out of the engagement recess 106 and releases the charging connector 103. In this state, the lock is released and the charging connector 103 can be removed from the holding recess 3.

  The locking device 1 described above can be applied to the charging connector 103 having the locking claw 104 protruding radially outward at the tip, and the user authentication is completed at the stage of removing the charging connector 103 from the power supply equipment 101. Therefore, the power supply facility 101 can be used only by a specific user, thereby effectively preventing the facility from being damaged due to mischief or the like.

DESCRIPTION OF SYMBOLS 1 Locking device 2 Main body 21 Side wall 22 Front wall 23 Mechanism storage space 3 Holding recess 31 Peripheral wall 31a Opening 32 End wall 4 Latch member 41 Passive pin 42 Display 5 Holding plate 51 Long hole 52 Notch 6 Lock member 61 Passive pin 7 Cylinder lock 71 Rotor 8 Key 9 Drive cam 91 Lock drive protrusion 92 Latch drive protrusion 93 Common drive protrusion 101 Power supply equipment casing 102 Cable 103 Charging connector 104 Locking claw 105 Press operation part 106 Engagement recess

Claims (2)

A charging connector with one end side provided on the other end side of the charging cable connected to the power supply equipment, and a substantially cylindrical tip connected to the vehicle side connecting portion of the electric vehicle, which is engaged with the outer periphery of the tip A locking device that holds and locks a power supply equipment having a recess when it is not connected to the vehicle-side connecting portion,
A holding recess for receiving the tip of the charging connector, and a body fixed to the power supply facility;
A latch member supported by the main body and capable of advancing and retracting between an engagement position and a non-engagement position with respect to the engagement recess of the charging connector inserted into the holding recess;
A lock position that is supported by the main body and is positioned on a retracted path where the latch member in the engaged position retracts to the non-engaged position and prevents the latch member from retracting, and retracts from the retracted path to retract the latch member A locking member that is movable between an unlocking position that allows
A cylinder lock that is supported by the body and rotates the interior rotor forward and backward between a locked position and an unlocked position by a key operation;
The latch is supported by the main body and is rotatable between a locked position and an unlocked position in conjunction with rotation of the rotor of the cylinder lock, and the latch member is disposed at an engaging position at the locked position, and the lock member is A latch member and a drive cam that engages the lock member so that the lock member is disposed in the unlock position and the latch member is disposed in the non-engagement position. A locking device for a charging connector for an automobile power supply facility. The main body has a mechanism storage space surrounded by a side wall that closes up, down, left, and right, and a front wall that closes the front side of the side wall,
The holding recess of the main body is formed on the inner side of a substantially cylindrical peripheral wall that opens to the front wall side so as to receive the tip of the charging connector and projects from the front wall to the mechanism storage space side,
The back surface of the front wall of the main body further includes a holding plate that is fixed in parallel with the front wall with a gap and has a long hole that guides the movement of the lock member,
The latch member includes a passive pin protruding rearward, and moves between an engagement position and a non-engagement position in a radial direction with respect to the peripheral wall of the holding recess along the back surface side of the front wall of the main body. It is freely provided at the engagement position so that the tip portion protrudes into the holding recess,
The lock member includes a passive pin that protrudes rearward and freely passes through the long hole of the pressing plate, and is guided by the long hole along the back surface of the front wall of the main body, and has a lock position and an unlock position. It can be moved freely between
The cylinder lock is fixed to the front wall so as to horizontally penetrate the front wall of the main body in the front-rear direction with the rotation axis directed in the front-rear direction,
The drive cam is fixed to the rotor of the cylinder lock on the back side of the front wall, and includes a latch drive protrusion, a common drive protrusion, and a lock drive protrusion that protrude from the outer periphery at a predetermined rotational angle,
The lock drive protrusion of the drive cam engages with the passive pin of the lock member in the unlock position in conjunction with the rotation of the lock rotor to the lock position, and the lock member advances from the unlock position to the lock position. Provided to
The latch driving protrusion of the drive cam engages with the passive pin of the latch member in the engagement position in conjunction with the rotation to the unlock position of the lock rotor, and moves the latch member to the non-engagement position. Provided in
The common drive protrusion of the drive cam is interlocked with the rotation of the lock rotor to the lock position, and is in the non-engagement position in synchronization with the lock drive protrusion engaging with the passive pin of the lock member. The latch member is engaged with a passive pin of the latch member, the latch member is moved to the engagement position, and the latch driving projection is interlocked with the rotation of the lock rotor to the unlock position. The automobile according to claim 1, wherein the motor vehicle is provided so as to engage with a passive pin of the lock member in the lock position and move the lock member to the unlock position in synchronization with the engagement with the lock member. Locking device for charging connector for power supply equipment.

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