JP2012084442A - Electrical outlet device and charging facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent rain water from intruding into an outlet device body through a portion where a feeder cable is pulled in.SOLUTION: In a ceiling cover 15 covering top surfaces (upper surfaces) of a housing 11 and a wiring cover 14, a cable passing port 15C for pulling a feeder cable into a wiring space is provided at a portion covering the wiring cover 14. Further, a wall 15A enclosing the cable passing port 15C is projected at an area around the cable passing port 15C in the ceiling cover 15. Thus, the area around the cable passing port 15C provided in a device body (the ceiling cover 15) is enclosed by the wall 15A. Therefore, compared to a case where the wall 15A is not provided, the structure prevents rain water from intruding into the device body (the wiring space in this embodiment) through a portion where the feeder cable is pulled in (the cable passing port 15C).

Description

  The present invention relates to an outlet device and a charging facility using the outlet device.

  In recent years, the development of electric vehicles (including plug-in hybrid vehicles; the same applies to the following) by automobile manufacturers has become active, but in order for electric vehicles to spread, infrastructure for charging secondary batteries has been established. There is a need to. Specifically, there are many power sources (outlets) that can be used by an unspecified number of people in public spaces (public spaces) such as service areas on automobile roads, parking lots for commercial facilities, and parking lots for apartment buildings. Must be installed. Here, as an outlet to be installed outdoors, the outlet is arranged in a pole with the lower part buried in the ground, and the feeder line branched from the residential distribution board in the dwelling unit (indoor) is used as the outlet. A connected outlet device (also called a power pole) has been conventionally provided (see, for example, Patent Document 1). The power pole described in Patent Document 1 is configured such that a casing with a door is attached to the top of a cylindrical pole and two outlets are housed in the casing, and the casing door is opened. A power plug is plugged into an outlet in the casing.

JP-A-10-223339

  By the way, when the outlet device is installed outdoors, there is a possibility that rainwater may enter the main body through a portion (hole) into which the power supply line is drawn from the outside into the main body of the outlet device.

  The present invention has been made in view of the above problems, and an object of the present invention is to suppress the intrusion of rainwater from a portion into which a power supply line is drawn into the outlet device body.

  The outlet device of the present invention includes a box-shaped outlet device main body, an outlet having an insertion port through which a plug is inserted and removed, and a power supply line serving as a power supply path to the outlet. And a wall through which the feed line is drawn is opened in the outlet device body, and a wall surrounding the periphery of the wire port is provided in the outlet device body.

  In this outlet device, it is preferable that the outlet device main body is provided with a through hole through which the power supply line is inserted and fitted into the wall provided in another outlet device main body.

  In this outlet device, it is preferable to include a lid that closes the wire opening.

  The charging facility of the present invention includes the outlet device and a main body that houses the outlet device.

  The outlet device and the charging facility of the present invention have an effect that it is possible to suppress the intrusion of rainwater into the outlet device body from the portion where the power supply line is drawn.

It is the perspective view which showed embodiment of the outlet device which concerns on this invention, and was seen from back. It is the perspective view seen from the front same as the above. It is the perspective view seen from the front of the state which opened the door same as the above. It is a perspective view of the state accommodated in the storage space of the stand main body same as the above. It is the perspective view which showed embodiment of the charging equipment which concerns on this invention, and was seen from the front. It is the perspective view seen from the back same as the above. It is a front view same as the above. It is a rear view same as the above. It is a principal part perspective view of the state which showed the same as the above and the fixture was attached to the stand main body. It is the principal part perspective view of the state which showed the same as the above and the attachment tool and outlet unit were attached to the stand main body. It is the principal part perspective view of the state which showed the same as the above and the attachment tool and outlet unit were attached to the stand main body. It is the perspective view which abbreviate | omitted a part of the state which showed the same and removed the back cover. It is the perspective view which abbreviate | omitted a part of the state which showed the same and removed the back cover. It is the rear view which showed a part and abbreviate | omitted the state of the state which removed the back cover.

  Hereinafter, with reference to the drawings, embodiments of an outlet device and a charging facility according to the present invention will be described in detail.

  The charging facility (charging stand) of the present embodiment is installed in an upright state with an outlet unit (the outlet device of the present embodiment) 10 having a box-shaped casing 11 in which an outlet is accommodated, and is vertically installed. A pair of stand bodies 1 and 1 to which the casing 11 of the outlet unit 10 is attached are provided on the side surfaces along the side. In the following description, the front, rear, left, right and up directions are defined in FIG. However, the vertical direction is the vertical direction.

  The pair of stand bodies 1 and 1 are each formed in a flat rectangular tube shape in which the width dimension in the left-right direction is sufficiently smaller than each of the vertical and front-rear width dimensions by a metal plate, and an end (lower end) in the longitudinal direction is formed. By being buried in the ground, they are installed in a standing state facing each other in the left-right direction. In addition, the main body cover 6 formed in the flat box shape is attached to the upper end part of a pair of stand main bodies 1 and 1 installed facing the left-right direction (refer FIGS. 5-8). Further, a flat reinforcing member 7 is attached to the lower inner surface of the stand main body 1, 1, and the pair of stand main bodies 1, 1 are positioned relative to each other by the main body cover 6 and the reinforcing member 7.

  A plurality of screw holes 2 are provided at equal intervals in the vertical direction on the inner side surface of the stand main body 1 (the surface facing the other stand main body 1 in the left-right direction, hereinafter the same). ). Then, one to a plurality of attachments 3 are attached to the inner side surfaces of the stand main bodies 1 and 1 using the plurality of screw holes 2. Further, at the lower part of the inner side surface of the stand main body 1, long hole wiring introduction ports 1 </ b> A, 1 </ b> A are provided side by side in the front-rear direction, and a resin conduit (for example, , The PF pipe) 4 is introduced from one of the wiring inlets 1A. Then, the lower end of the conduit 4 introduced from the wiring introduction port 1A and the end of the conduit 100 buried in the ground are joined by a connector (joint) 101 (see FIGS. 6 and 8).

  In addition, a wiring box 8 is disposed immediately below the main body cover 6 in a space (hereinafter referred to as “storage space”) sandwiched between the stand main bodies 1 and 1. The wiring box 8 is formed in a box shape, and the left and right side walls are screwed to the inner side surfaces of the stand bodies 1 and 1 and disposed in the storage space. In the wiring box 8, a feed line that passes through the conduit 4 is drawn. Then, as will be described later, the feeder line drawn into the wiring box 8 is wired to one or more outlet units 10 disposed in the storage space below the wiring box 8. In addition, a breaker (wiring breaker) 110 is installed inside the wiring box 8 as needed (see FIG. 14).

  As shown in FIGS. 9 and 10, the fixture 3 includes a stand-side fixing portion 30 that is fixed to the inner surface of the stand body 1, a unit-side fixing portion 31 that is fixed to the housing 11 of the outlet unit 10, and A pair of back cover fixing portions 32, 32 to which the back cover 5 to be fixed is integrally formed by a metal plate. The stand-side fixing portion 30 is rectangular, and three screw insertion holes 30A are formed at equal intervals in the vertical direction at the same pitch as the screw holes 2 of the stand body 1. The unit side fixing portion 31 is also rectangular and is bent and raised in the left-right direction from the rear end of the stand side fixing portion 30. Further, screw insertion holes 31A are respectively formed at both end portions along the longitudinal direction (vertical direction) of the unit side fixing portion 31. A concave portion 31B that is partially narrowed is formed in the central portion of the unit side fixing portion 31 along the longitudinal direction. The pair of back cover fixing portions 32 protrude rearward from both ends in the longitudinal direction (vertical direction) of the stand-side fixing portion 30, and the front ends (rear ends) are bent in the left-right direction, and screw holes 32A are formed in the front end portions. Is formed.

  As shown in FIG. 9, in the fixture 3, fixing screws 33 inserted into the screw insertion holes 30 </ b> A of the stand-side fixing portion 30 are respectively screwed into the screw holes 2 provided on the inner surface of the stand body 1. Is fixed to the inner surface of the stand body 1. At this time, the unit side fixing portion 31 and the back cover fixing portion 32 are arranged on the rear surface side of the stand main body 1. A number of screw holes 2 are formed on the inner side surface of the stand main body 1 so that a plurality of (for example, three to four) fixtures 3 can be fixed in the vertical direction.

  The outlet unit 10 includes a casing 11, an outlet block 12, a door 13, a wiring cover 14, a ceiling cover 15 and the like as shown in FIGS. However, the housing 11, the door 13, the wiring cover 14, and the ceiling cover 15 constitute a unit main body (apparatus main body).

  The casing 11 is formed in a box shape having an opening window 11A on the front surface by a metal plate. The door 13 is formed in a flat rectangular box shape, and is hinged so as to be rotatable in a horizontal direction (front-rear direction) between a closed position that closes the opening window 11A and an open position that opens the opening window 11A. The left end portion is pivotally supported by the front left end portion of the housing 11 by the portion 13A. Further, a locking device 16 is attached to the door 13, and the door 13 is locked by the locking device 16 when in the closed position. Note that a notch (drawer port) 13B from which the charging cable 200 is drawn is formed at the center in the left-right direction at the lower end of the door 13.

  The outlet block 12 includes an outlet (not shown) provided with an insertion port on the front surface, an outlet plate 12A that holds the outlet and covers the front surface of the outlet, and a plug insertion port 12B that opens at the center of the outlet plate 12A. And an outlet cover 12C that can be freely opened and closed. In the outlet plate 12A, the central portion where the plug insertion port 12B is opened protrudes forward, and screw insertion holes 12D are formed at both left and right ends of the central portion. The outlet cover 12C is formed in a substantially semicircular shape, and is pivotally supported by the central portion of the outlet plate 12A at the straight portion. That is, the outlet cover 12C rotates between a closed position that covers the plug insertion port 12B of the outlet plate 12A and an open position that opens the plug insertion port 12B, and is further opened by the spring force of a torsion coil spring (not shown). It is elastically urged in the direction toward the closed position. However, the outlet cover 12C is provided with a lock claw 12F, and in the closed position, the rotation of the outlet cover 12C is restricted by the lock claw 12F engaging with the outlet plate 12A. Note that the inner surface of the outlet plate 12A is provided with an engaging portion 12E that engages with an engaged portion (not shown) of the plug 201 provided at the tip of the charging cable 200. The plug 201 inserted and connected to the opening is prevented from being detached by the engagement between the engaging portion 12E and the engaged portion (see FIG. 4).

  The outlet block 12 is screwed to a mounting plate 11B disposed on the upper rear side inside the housing 11 by screws (not shown) inserted through screw insertion holes 12D at both left and right ends. Here, the attachment plate 11B is disposed so as to be gradually lowered downward toward the rear. For this reason, the outlet outlet is also arranged to be inclined downward with respect to a horizontal plane (a plane including front, rear, left and right). Further, the bottom plate (inner bottom plate) 11C inside the housing 11 is inclined so as to gradually rise upward toward the rear (see FIG. 3). That is, rainwater that has entered the housing 11 through the opening window 11A is drained out of the housing 11 from the opening window 11A through the inner bottom plate 11C inclined forward.

  In addition, the outlet unit 10 is provided with an interlock device. When the door 13 is not in the closed position, the power supply to the outlet is turned off by the interlock device, and the outlet unit 10 is connected only when the door 13 is in the closed position. Is turned on. Such an interlock device is conventionally known and has an actuator 20 that is pushed and driven by a driving piece 13C that protrudes rearward from the rear surface of the door 13. When the door 13 is in the closed position, the actuator 20 The drive piece 13C is pushed to close the power supply path to the outlet, and when the door 13 is not in the closed position, the actuator 20 is not pushed by the drive piece 13C to open the power supply path to the outlet.

  Meanwhile, a space (wiring space) in which a power supply line (not shown) to the outlet is wired is provided on the back side of the housing 11. This wiring space is formed by a rectangular box-shaped wiring cover 14 that is screwed to the back surface of the housing 11. In addition, screw holes 11D and 11D are formed on both the upper and lower sides of the screwing portion of the wiring cover 14 at both left and right end portions on the rear surface of the housing 11, respectively.

  The ceiling cover 15 is formed in a box shape with an open bottom surface, and is attached to the housing 11 so as to cover the top surface (upper surface) of the housing 11 and the wiring cover 14. A portion of the ceiling cover 15 that covers the wiring cover 14 is provided with a wiring port 15C for drawing the power supply line into the wiring space (see FIG. 11). However, as shown in FIG. 1, a wall 15 </ b> A that protrudes upward is provided around the through hole 15 </ b> C in the ceiling cover 15 so as to surround the through hole 15 </ b> C. Further, a plurality of protrusions 15B extending in the left-right direction are arranged in the front-rear direction on the upper surface of the ceiling cover 15, and the protrusions 15B prevent rainwater that has entered from the front from moving backward (FIG. 1). reference).

  A terminal block 17 is attached to the upper part of the back surface of the housing 11 covered with the wiring cover 14 (see FIGS. 12 to 14). The terminal block 17 is of a well-known screw type, and has three terminal pieces (not shown) in which three terminal screws (not shown) including a grounding electrode are arranged in parallel on the front surface and project from the rear surface. Is introduced into the housing 11. Although not shown in the figure, the feeder line that is inserted from the through-hole 15C of the ceiling cover 15 is connected to the screw terminal of the terminal block 17, and the three terminal pieces of the terminal block 17 are connected to the outlet by lead wires, respectively. Connected to the terminal.

  Here, the outlet device (outlet unit 10) and the charging facility (charging stand) of this embodiment are usually installed outdoors. Accordingly, there is a possibility that rainwater applied to the apparatus main body (unit main body) may enter the inside through the through hole 15C provided in the ceiling cover 15, and the charging unit such as the terminal block 17 may get wet. However, in the outlet device (outlet unit 10) of the present embodiment, the periphery of the through-hole 15C provided in the device main body (ceiling cover 15) is surrounded by the wall 15A, so compared with the case without the wall 15A. Thus, it is possible to suppress the intrusion of rainwater from the portion where the power supply line is drawn (through hole 15C) into the apparatus main body (wiring space in this embodiment). Note that an outlet 80 is provided at the rear portion of the bottom plate of the wiring box 8 to be fitted to the wall 15A of the outlet unit 10 disposed immediately below (see FIG. 12). Accordingly, the outlet 80 of the wiring box 8 and the outlet 15C of the lower outlet unit 10 are connected via the space surrounded by the wall 15A, so that rainwater enters from the outlet 80 and the outlet 15C. Is prevented.

  In addition, on the lower surface of the wiring cover 14, a wall 15A projecting from the ceiling cover 15 of another outlet device (the outlet unit 10 housed at the lower side in the storage space of the stand main bodies 1 and 1) and the wall 15A in the vertical direction. A rectangular hole (through hole 14A) to be fitted is provided (see FIG. 13). That is, as will be described later, when a plurality of outlet units 10 are stored in the storage space of the stand main bodies 1 and 1 in the vertical direction, the wall 15A of the lower (lower) outlet unit 10 is the upper (upper) outlet unit. Mates to 10 through-holes 14A. As a result, the connection port 14A of the upper outlet unit 10 and the communication port 15C of the lower outlet unit 10 are connected via a space surrounded by the wall 15A. Therefore, since the periphery of the through hole 14A of the upper outlet unit 10 is surrounded by the wall 15A of the lower outlet unit 10, intrusion of rainwater from the through hole 14A and the through hole 15C can be prevented. Although not shown in the drawing, a power supply line wired from the wiring box 8 to the wiring space of the upper outlet unit 10 is inserted into the wiring port 14A, and the power feeding line is drawn from the wiring port 15C. And connected to the terminal block 17 of the lower outlet unit 10.

  Here, when another outlet unit 10 is not stored in the lower part of the storage space, the wiring port 14A on the lower surface of the wiring cover 14 remains open, and rainwater may enter through this wiring port 14A. . Therefore, only when the outlet 14A on the lower surface of the wiring cover 14 is closed with a lid (not shown) and another outlet unit 10 is provided at the lower stage, the lid is removed and the outlet 14A is opened. By doing so, it is possible to prevent the intrusion of rainwater from the line opening 14A. Such a lid may be attached to and detached from the wiring cover 14 by a method such as screwing, or may be cut out from the lower wall forming the lower surface of the wiring cover 14 by a knockout method. It doesn't matter.

  The outlet unit 10 configured as described above is attached to the inner side surfaces of the pair of stand main bodies 1 and 1 using the fixtures 3 and 3 and disposed in the storage space. That is, after the fixture 3 is attached to the inner side surface of the stand body 1, the outlet unit 10 is stored in the storage space from the front. Then, the mounting screw 34 inserted through the screw insertion hole 31A of the unit side fixing portion 31 of the fixture 3 is fastened to the screw hole 11D on the back surface of the housing 11, whereby the unit side fixing portion 31 is fixed to the housing 11. The outlet unit 10 is attached to the stand main bodies 1 and 1. Further, the back cover 5 made of a metal plate is screwed to the back cover fixing portion 32 of the fixture 3, whereby the back side of the storage space in which the outlet unit 10 is stored is closed by the back cover 5. When a plurality of outlet units 10 are stored in the storage space, a plurality (two in the illustrated example) of outlet units 10 are arranged in the vertical direction as shown in FIGS. .

  By the way, the outlet device according to the present invention does not necessarily need to be used in combination with the charging stand of the present embodiment, and may be installed embedded in an embedded hole provided in a building wall, for example. In addition, the charging facility according to the present invention is not limited to the charging stand of the present embodiment, for example, a type in which the outlet device (outlet unit 10) is housed inside the gate pole, or installed on the wall of the building. An outlet device (outlet unit 10) may be stored in a box (box) side by side in the vertical and horizontal directions.

10 Outlet unit (outlet device)
11 Housing (Outlet device body)
13 Door (Outlet device body)
14 Wiring cover (Outlet device body)
15 Ceiling cover (Outlet device body)
15A wall
15C line entrance

Claims (4)

  A box-shaped outlet device main body, an outlet having an insertion port through which a plug is inserted and removed, and a power supply line serving as a power supply path to the outlet. The outlet device is characterized in that a through hole to be drawn is opened in the outlet device body, and a wall surrounding the periphery of the through hole is provided in the outlet device body.   The outlet device according to claim 1, wherein the outlet device body is provided with a through hole through which the power supply line is inserted and is fitted to the wall provided in another outlet device body.   The outlet device according to claim 2, further comprising a lid that closes the through hole.   A charging facility comprising: the outlet device according to claim 1; and a main body that houses the outlet device.

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