JP6664791B2 - Automotive power supply - Google Patents

Description

  The present invention relates to a power supply device mounted on a vehicle.

  Patent Literature 1 below describes an electrical connection device (power supply device) for a vehicle seat. The power supply device includes a movable unit movable with the vehicle seat, and a duct accommodating the movable unit movably. A slit extending in the front-rear direction of the vehicle is formed in an upper wall of the duct, and the inside of the duct is opened upward by the slit. The moving unit inserted into the duct from the slit is provided with a plurality of first terminals protruding to one side in the vehicle width direction and a plurality of second terminals protruding to the other side in the vehicle width direction. . The plurality of first terminals and the plurality of second terminals are arranged at different heights in the vertical direction of the vehicle, and slidably contact the plurality of rail terminals provided inside the duct. I have.

JP 2011-240749 A

  In the power supply device having the above configuration, a foreign object such as dust, dust, dirt, or liquid enters the duct from the slit formed in the upper wall of the duct, thereby causing a short circuit between the plurality of first terminals and the plurality of second terminals. (Short) may occur.

  The present invention has been made in view of the above-described circumstances, and has as its object to obtain a vehicle-mounted power supply device that contributes to prevention of occurrence of a short circuit.

  The vehicle-mounted power supply device according to the first aspect of the present invention extends in a sliding direction of a slide body that is slid horizontally with respect to a vehicle body, and a slit extending in the sliding direction is formed in a lower wall, and the inside is formed. A rail that is opened downward, a main body portion is housed inside the rail, and a bracket engaging portion extending to the outside of the rail through the slit is engaged with a bracket extending from the slide body. A slider slid in the slide direction together with the slide body, a rail terminal disposed inside the rail on a lower surface of an upper wall of the rail and extending in the slide direction, and a slider terminal on the upper surface of the main body of the slider. And a brush contact slidably in contact with the rail terminal.

  According to the first aspect of the invention, the main body of the slider is housed inside the rail extending in the sliding direction of the slide body. In this slider, a bracket engaging portion extending to the outside of the rail through a slit formed in a lower wall of the rail is engaged with a bracket extending from the slide body, and is slid together with the slide body. Since the above-mentioned slit opens the inside of the rail downward, foreign substances can hardly enter the inside of the rail as compared with the case where the inside of the rail is opened upward by the slit. In addition, according to the present invention, the brush contact provided on the upper surface of the main body of the slider slidably contacts the rail terminal provided on the lower surface of the upper wall of the rail inside the rail. I have. For this reason, even if a foreign substance enters the inside of the rail, the foreign substance is deposited on the lower side of the rail by gravity, so that erroneous conduction through the foreign substance can be prevented. This contributes to preventing occurrence of a short circuit.

  According to a second aspect of the present invention, in the vehicle power supply device according to the first aspect, the rail terminal is a first rail terminal, the brush contact is a first brush contact, and a pair of the rails is provided. A pair of intermediate wall portions is provided, which extend from the opposing portion of the vertical intermediate portion on the side wall to the opposing sides and the extending tip portions are arranged apart from each other, and at least one of the pair of intermediate wall portions is provided. A second rail terminal extending in the sliding direction is provided on the lower surface, and a horizontal groove portion for passing the pair of intermediate wall portions in the sliding direction is provided at a vertically intermediate portion of the main body portion of the slider. Is formed, and a second brush contact slidably in contact with the second rail terminal is provided on the lower upward surface of the lateral groove.

  According to the second aspect of the present invention, the rail terminal disposed on the lower surface of the upper wall of the rail inside the rail is the first rail terminal, and the brush disposed on the upper surface of the main body of the slider. The contact is a first brush contact. Inside the rail, there is provided a pair of intermediate wall portions extending from the opposing portions of the pair of side walls of the rail in the vertical middle portion to the opposing sides, and extending tip portions are arranged apart from each other, A second rail terminal is disposed on a lower surface of at least one of the pair of intermediate wall portions. On the other hand, a horizontal groove for passing a pair of intermediate walls in the sliding direction of the slide body is formed in a vertical intermediate portion of the main body of the slider, and is disposed on the lower upward surface of the horizontal groove. The second brush contact slidably contacts the second rail terminal. For this reason, even if foreign matter enters the inside of the rail, the foreign matter is deposited on the lower side of the inside of the rail by gravity, so that the first rail terminal and the first brush contact, the second rail terminal and the second It is possible to prevent the brush contacts from being erroneously supplied with electricity through foreign matter. This contributes to preventing occurrence of a short circuit.

  According to a third aspect of the present invention, in the vehicle-mounted power supply device according to the first or second aspect, the inside of the rail includes right and left sides of a lower surface of an upper wall of the rail when viewed from the sliding direction. A protrusion protruding downward from the middle part of the vehicle is formed, and the rail terminal disposed on the lower surface of the upper wall of the rail is arranged in a lateral direction with respect to the protrusion when viewed from the sliding direction. Set on both sides.

  According to the third aspect of the present invention, a protruding portion protruding downward from the middle of the lower surface of the upper wall of the rail in the left-right direction as viewed from the slide direction of the slide body is formed inside the rail. . The rail terminals disposed on the lower surface of the upper wall of the rail are set on both sides in the left-right direction with respect to the protrusion when viewed from the sliding direction of the slide body. Therefore, when viewed from the sliding direction of the slide body, the rail terminal set on one side in the left-right direction with respect to the protruding portion and the rail terminal set on the other side in the left-right direction with respect to the protruding portion cause foreign matter to be removed. Erroneous energization through the protruding portion can be suppressed by the protrusion.

  According to a fourth aspect of the present invention, in the vehicle-mounted power supply device according to the third aspect, the projecting portion is an inverted T-shaped projecting guide portion as viewed from the sliding direction. On the upper part of the main body, there is formed a groove-like portion provided to be slidable in the sliding direction with respect to the protruding guide portion and having an inverted T-shape when viewed from the sliding direction.

  According to the fourth aspect of the present invention, the protruding portion protruding from the lower surface of the upper wall of the rail inside the rail is a protruding guide portion having an inverted T shape when viewed from the sliding direction of the slide body. On the other hand, on the upper part of the main body of the slider, a groove-shaped portion provided so as to be slidable in the sliding direction of the slide with respect to the projecting guide portion and having an inverted T-shape when viewed from the sliding direction. Are formed. Therefore, the main body of the slider can slide stably while being positioned.

  According to a fifth aspect of the present invention, there is provided an in-vehicle power supply device according to any one of the second, third, and fourth aspects of the present invention. In the configuration described in (1), the second rail terminal is set on both sides in the left-right direction with respect to a portion between the pair of lateral grooves in the main body of the slider when viewed from the slide direction.

  In the invention according to claim 5, a second rail terminal set on one side in the left-right direction with respect to a portion between the pair of lateral grooves in the main body of the slider when viewed from the sliding direction of the slide. The second rail terminal, which is set on the other side in the left-right direction with respect to a part of the slider body between the pair of lateral grooves, causes erroneous conduction via foreign matter to the slider. It can be suppressed by a portion between the pair of lateral grooves in the main body.

  As described above, the in-vehicle power supply device according to the present invention contributes to preventing occurrence of a short circuit.

1 is a perspective view of a vehicle seat to which a vehicle-mounted power supply device according to a first embodiment of the present invention is applied, as viewed from the front side. FIG. 2 is a perspective view of the vehicle-mounted power supply device and a slide rail of the vehicle seat. FIG. 3 is a perspective view showing a state before the vehicle-mounted power supply device is attached to the slide rail. FIG. 2 is an exploded perspective view illustrating a configuration of a main part of the vehicle-mounted power supply device. FIG. 3 is a cross-sectional view illustrating a cut surface taken along line F5-F5 in FIG. 2. It is an expanded sectional view which expands and shows a part of FIG. FIG. 3 is a perspective view showing a part of the configuration shown in FIG. 2 in an enlarged manner and viewed from a different angle from FIG. 2. FIG. 8A is a view of a part of the configuration shown in FIG. 6 as viewed from the direction of arrow 8A in FIG. FIG. 8B is a view of the portion 8B in FIG. 6 as viewed from the same direction (vehicle rear side) as in FIG. FIG. 9 is a perspective view showing a cover shown in FIG. FIG. 10A is an exploded perspective view showing the power supply bracket and the cover shown in FIG. FIG. 10B is a perspective view of the cover shown in FIG. 10A viewed from the direction of arrow 10B. It is the perspective view which looked at the console box to which the power supply device for vehicles concerning a 2nd embodiment of the present invention was applied from the back side.

<First embodiment>
Hereinafter, a vehicle-mounted power supply device 10 according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 10. In addition, the arrow FR appropriately shown in each drawing indicates the front of the vehicle, the arrow RH indicates the right side of the vehicle, and the arrow UP indicates the upper side of the vehicle. Hereinafter, when the description is simply made using the front, rear, left, right, up, and down directions, the direction to the vehicle is indicated unless otherwise specified.

  The vehicle-mounted power supply device 10 according to the present embodiment is a vehicle-mounted power supply rail for supplying electricity to the seat body 14 of the vehicle seat 12 illustrated in FIG. are doing. The vehicle seat 12 is a second-row seat of a vehicle such as a minivan, for example, and is arranged on the right side of the vehicle. The front, rear, left, right, up and down directions of the vehicle seat 12 coincide with the front, rear, left, right, up and down directions of the vehicle.

  The seat body 14 includes a seat cushion 16 on which an occupant sits, and a seat back 18 which serves as a backrest of the occupant. The seat cushion 16 is connected to a vehicle body floor (not shown) via left and right slide rails (seat rails) 20 and 22 which are components of the vehicle seat 12.

  The left and right slide rails 20 and 22 are conventionally known, and include a lower rail 24 and an upper rail 26 as shown in FIGS. 2, 3 and 5. The lower rail 24 is disposed so that its longitudinal direction is along the vehicle front-rear direction, and is fixed to the vehicle body floor via a plurality of support brackets 28 (not shown in FIGS. 2 and 5) arranged in the vehicle front-rear direction. ing.

  The upper rail 26 is slidably supported in the longitudinal direction (vehicle front-rear direction) with respect to the lower rail 24, and a fixing portion 26 </ b> A extending upward from the lower rail 24 is fixed to the lower surface side of the seat cushion 16. Thus, the seat body 14 is slidably connected to the vehicle body in the vehicle front-rear direction (horizontal direction in a broad sense). The upper rail 26 constitutes a slide together with the seat body 14. The upper surfaces of the left and right slide rails 20 and 22 are covered with covers 30 and 32 formed in a plate shape. As shown in FIGS. 2 and 5, the covers 30, 32 are provided with lips 30R, 32R that contact the upper rail 26.

  As shown in FIG. 2, the in-vehicle power feeding device 10 is integrally attached to a left side portion (a side portion on the center side in the vehicle width direction) of the right slide rail 22, and the right and left slide rails 20 and 22 are connected to each other. It is located between them. FIG. 3 shows a state before the vehicle-mounted power supply device 10 is attached to the right slide rail 22.

  As shown in FIGS. 2 to 6, the in-vehicle power supply device 10 includes a case 34 formed in a long shape, a rail 36 housed inside the case 34, and a slidable with respect to the rail 36. It includes a supported slider 38 and a power supply bracket (bracket) 39 that can be fastened to the fixed portion 26A of the upper rail 26 of the right slide rail 22.

  Further, the in-vehicle power supply device 10 includes first rail terminals 40 and 41 and second rail terminals 42 and 43 as rail terminals disposed on the rail 36 shown in FIGS. Brush contacts 46, 47 and second brush contacts 48, 49 as brush contacts disposed on the slider 38, and a harness 52 connected to the first brush contacts 46, 47 and second brush contacts 48, 49. And

  As shown in FIGS. 4 and 6, the case 34 is formed in a long and substantially rectangular tube shape, and has a case main body 54 arranged with the longitudinal direction of the vehicle in the longitudinal direction, and one longitudinal end (front end) of the case main body 54. And a terminal holder 58 attached to the other longitudinal end (rear end) of the case main body 54.

  As shown in FIGS. 2 and 6, the case 34 has an upper surface covered with a plate-shaped cover 61. The cover 61 is provided with a lip 61R that protrudes toward the cover 30. The cover 30 is provided with a lip 30 </ b> A that protrudes toward the cover 61.

  As shown in FIG. 6, the case body 54 integrally includes an upper wall 54A and a lower wall 54B opposed in the vehicle vertical direction, and a left wall 54C and a right wall 54D opposed in the vehicle width direction. The lower wall 54B has a left extension 54B1 extending to the left side of the vehicle (center side in the vehicle width direction) from the left side wall 54C, and includes a plurality of support brackets 60 arranged in the vehicle front-rear direction and a plurality of support members described above. It is supported on the vehicle body floor via a bracket 28.

  A case-side slit 62 extending in the front-rear direction of the vehicle is formed at a middle portion of the lower wall 54B in the left-right direction. The inside and outside of the case body 54 are communicated by the case-side slit 62.

  The cap 56 and the terminal holder 58 shown in FIG. 2 are fixed to the lower rail 24 of the right slide rail 22 by means such as bolting. The cap 56 closes a front end opening of the case main body 54, and the terminal holder 58 closes a rear end opening of the case main body 54. However, a vent 68 is formed between the terminal holder 58 and the rear end of the case body 54 as shown in FIG. The ventilation hole 68 connects the inside and the outside of the case 34 to each other.

  As shown in FIGS. 4 and 6, the rail 36 is formed in a long and substantially rectangular tube shape, extends in the vehicle front-rear direction, and has a left side wall 54 </ b> C and a right side wall 54 </ b> D inside the case body 54. It is located between. The rail 36 integrally includes an upper wall 36A and a lower wall 36B opposed in the vehicle vertical direction, and a pair of left and right side walls 36C and 36D opposed in the vehicle width direction.

  Also, as shown in FIG. 6, inside the rail 36, the left and right side walls 36 C and 36 D of the rail 36 extend from the opposing portions of the middle part in the vertical direction to the opposing sides to each other, and the extending distal ends are connected to each other. A pair of intermediate wall portions 36E that are arranged apart are formed. Inside the rail 36, a projecting guide portion as an inverted T-shaped projecting portion protruding downward from the vehicle from the left-right intermediate portion of the lower surface of the upper wall 36A when viewed from the sliding direction of the seat body 14 or the like. 36T is formed.

  A slit 37 is formed at a middle portion of the lower wall 54B of the rail 36 in the left-right direction. The slit 37 extends in the vehicle front-rear direction facing the case-side slit 62 described above. The inside of the rail 36 is opened downward by the slit 37.

  As shown in FIGS. 4 to 6, the slider 38 includes a main body 38 </ b> A housed inside the rail 36, a lower end face which is one end face of the main body 38 </ b> A, And a bracket engaging portion 38B extending outside. The main body 38A is supported by the rail 36 so as to be slidable in the vehicle front-rear direction (that is, the sliding direction of the seat body 14).

  As shown in FIG. 6, a horizontal groove portion 38F for passing a pair of intermediate wall portions 36E in the sliding direction of the slider 38 is formed at a vertical intermediate portion of the main body portion 38A of the slider 38. The upper part 38A1 of the main body part 38A and the lower part 38A2 of the main body part 38A are vertically connected by a connecting part 38X which is a part between the pair of lateral groove parts 38F. The upper portion 38A1 of the main body portion 38A of the slider 38 is provided so as to be slidable in the vehicle front-rear direction (the sliding direction of the seat body 14) with respect to the protruding guide portion 36T of the rail 36, and is provided in the vehicle front-rear direction (the seat body 14). (Sliding direction), an inverted T-shaped groove-shaped portion 38T is formed. The bracket engagement portion 38 </ b> B extends below the case body 54 through the slit 37 and the case-side slit 62.

  2, 3 and 5, the power supply bracket 39 is a plate-like member bent substantially in a crank shape when viewed from the vehicle front-rear direction, and is a fixing portion 26A of the right slide rail 22 in the upper rail 26. Is provided with a fixing portion 39A fixed to the left side surface. A left extension 39B extends leftward from the lower end of the fixed portion 39A, and a lower extension 39C extends downward from the left end of the left extension 39B. I have.

  As shown in FIG. 5, a resin cover 50 is attached to the vehicle-mounted power supply device 10 at a vertically intermediate portion of the lower extension 39 </ b> C of the power supply bracket 39, and a resin cover 50 is attached to the slide rail 22. Cover 51 is attached. 2 and 3, illustration of the covers 50 and 51 is omitted.

  8A shows a part of the configuration shown in FIG. 6 as viewed from the direction of arrow 8A in FIG. 6, and FIG. 8B shows the portion 8B in FIG. 6 in the same direction as FIG. FIG. 9 shows a view from the (rear side of the vehicle), and FIG. 9 shows a perspective view of the cover 51 shown in FIG. FIG. 10A is an exploded perspective view of the power supply bracket 39 and the covers 50 and 51 shown in FIG. 6, and FIG. 10B is an arrow showing the cover 51 shown in FIG. The perspective view of the state seen from 10B direction is shown.

  As shown in FIG. 10, a pair of mounting holes 39 </ b> C <b> 1 arranged in the width direction of the power supply bracket 39 (vehicle front-rear direction) are formed at the vertically intermediate portion of the lower extension 39 </ b> C of the power supply bracket 39. The cover 50 has a boss 50A fitted into the mounting hole 39C1. The cover 50 is disposed with the width direction of the power supply bracket 39 (vehicle front-rear direction) as a longitudinal direction, and both ends in the longitudinal direction are disposed outside the power supply bracket 39 in the width direction. At both ends in the longitudinal direction of the cover 50, bosses 50B for fitting with the cover 51 are provided in a vertical pair, and concave portions 50C are formed on the side surfaces of both ends in the longitudinal direction of the cover 50. On the other hand, the cover 51 is disposed with the width direction of the power supply bracket 39 (vehicle front-rear direction) as a longitudinal direction, and positioning holes 51A into which the bosses 50B of the cover 50 are fitted are formed at both ends in the longitudinal direction. In addition, a locking portion (snap-fit portion) 51B that is locked to the concave portion 50C of the cover 50 is formed.

  A guide groove 51 </ b> C is formed on a surface of the cover 51 opposite to the power supply bracket 39. As shown in FIGS. 8A and 9, the guide groove 51 </ b> C generally extends in the vehicle front-rear direction, but at a portion on the vehicle rear side, the guide groove 51 </ b> C is slightly inclined toward the vehicle front side toward the vehicle front side, and At a portion on the front side of the vehicle, the portion is slightly inclined toward the rear side of the vehicle toward the upper side of the vehicle, and at an intermediate portion in the extending direction, extends in the vehicle horizontal direction along the vehicle front-rear direction. As shown in FIG. 8B, a lip 30A is passed through the guide groove 51C. The lip 30A does not interfere with the power supply bracket 39 and is guided by the guide groove 51C so that the lip 30A can be turned up at the widthwise middle portion of the power supply bracket 39.

  On the other hand, a guide groove 50 </ b> D having the same configuration as the guide groove 51 </ b> C of the cover 51 is also formed on a surface of the cover 50 opposite to the power supply bracket 39. That is, although not shown, the guide groove 50D extends substantially in the vehicle front-rear direction. However, the guide groove 50D is slightly inclined toward the vehicle front side at the vehicle rear side and is slightly inclined toward the vehicle front side at the vehicle front side. It is slightly inclined to the upper side of the vehicle toward the vehicle rear side, and extends in the vehicle horizontal direction along the vehicle front-rear direction at an intermediate portion in the extending direction. The lip 61R passes through the guide groove 50D. The lip 61R does not interfere with the power supply bracket 39 and is guided by the guide groove 50D, so that the lip 61R can be turned up at the widthwise intermediate portion of the power supply bracket 39.

  As shown in FIG. 5, the lower extension 39 </ b> C is inserted between the right slide rail 22 and the vehicle-mounted power supply device 10, and the lower end is located below the case 34 in the vehicle. A pair of front and rear slider engaging portions 39D (the slider engaging portions 39D on the rear side of the vehicle are not shown in FIGS. 5 and 6) extend toward the left of the vehicle from the lower end of the lower extending portion 39C. I have. A bracket engaging portion 38B of the slider 38 is sandwiched between the pair of slider engaging portions 39D, and the bracket engaging portion 38B engages with the pair of slider engaging portions 39D in the vehicle front-rear direction. ing. Thus, the upper rail 26 of the right slide rail 22 and the slider 38 are connected via the power supply bracket 39, and the slider 38 is slid together with the seat body 14 in the vehicle front-rear direction.

  As shown in FIG. 6, the pair of left and right upper first rail terminals 40 and 41 are disposed inside the rail 36 on the lower surface of the upper wall 36 </ b> A of the rail 36. The pair of left and right first rail terminals 40 and 41 are set on both sides in the left-right direction with respect to the protruding guide portion 36T of the rail 36 when viewed from the vehicle front-rear direction (the sliding direction of the slider 38). The pair of left and right second rail terminals 42 and 43 provided below the pair of left and right first rail terminals 40 and 41 are disposed on the lower surface (downward surface) of the intermediate wall portion 36E, and are arranged in the vehicle front-rear direction (slider). (Sliding direction of the slider 38), the connecting portion 38X of the main body 38A of the slider 38 is set on both sides in the left-right direction.

  The first rail terminals 40 and 41 and the second rail terminals 42 and 43 shown in FIG. 4 are wiring patterns and extend in the vehicle longitudinal direction (sliding direction of the slider 38) over substantially the entire length of the rail 36. I have. The first rail terminals 40, 41 and the second rail terminals 42, 43 are electrically connected to a vehicle battery (both not shown) via wiring connected to a terminal holder 58 shown in FIG. .

  The terminal holder 58 is configured to include a PTC thermistor, a circuit breaker, and the like, and is provided with a protection circuit 72 (see FIG. 7) that cuts off current when overloaded. Thus, by providing the protection circuit 72 in the terminal holder 58, the number of components is reduced, and fail-safe is also considered.

  The pair of left and right upper first brush contacts 46 and 47 shown in FIG. 6 are disposed on the upper surface of the main body 38A of the slider 38 and can slide on the lower surfaces of the pair of left and right upper first rail terminals 40 and 41. Is in contact with The pair of left and right first brush contacts 46 and 47 are set on both sides in the left-right direction with respect to the projecting guide portion 36T of the rail 36 when viewed from the vehicle front-rear direction (the sliding direction of the slider 38).

  A pair of left and right second brush contacts 48, 49 provided below the pair of left and right first brush contacts 46, 47 are disposed on the lower upward surface of the lateral groove 38F. It is slidably in contact with the lower surface. The pair of left and right second brush contacts 48 and 49 are set on both left and right sides with respect to the connecting portion 38X of the main body portion 38A of the slider 38 when viewed from the vehicle front-rear direction (the sliding direction of the slider 38).

  The first brush contacts 46 and 47 and the second brush contacts 48 and 49 are electrically connected to electrical components of the seat body 14 via wiring (not shown) provided on the harness 52 and the seat body 14 (see FIG. 1). It is connected to the. Examples of the electric component include various electric mechanisms such as a seat slide, a reclining device, a lifter, and a tilt, and decorative products such as a USB port, a cigar socket, and a heater mat.

(Action / Effect)
Next, the operation and effect of the above embodiment will be described.

  In the vehicle-mounted power supply device 10 having the above-described configuration, the main body portion 38A of the slider 38 is housed inside the rail 36 that extends in the vehicle front-rear direction that is the sliding direction of the seat body 14. In the slider 38, a bracket engaging portion 38B extending to the outside of the rail 36 through a slit 37 formed in a lower wall 36B of the rail 36 is engaged with a power supply bracket 39 fastened to the upper rail 26, It is slid together with the seat body 14. Since the slit 37 opens the inside of the rail 36 downward, foreign matter is less likely to enter the inside of the rail 36 as compared with, for example, a case where the inside of the rail is opened upward by the slit. it can.

  Moreover, in the present embodiment, the first brush contacts 46 and 47 provided on the upper surface of the main body 38A of the slider 38 are connected to the first rail terminals 40 provided on the lower surface of the upper wall 36A of the rail 36. It is slidably in contact with 41. For this reason, even if foreign matter enters the inside of the rail 36, the foreign matter is deposited on the lower side of the inside of the rail 36 due to gravity, so that erroneous conduction through the foreign matter can be prevented. This contributes to preventing occurrence of a short circuit.

  In the present embodiment, inside the rail 36, the left and right side walls 36C and 36D of the rail 36 extend from the opposing portions of the middle portion in the vertical direction to the opposing sides, and the extending distal ends are separated from each other. A pair of intermediate wall portions 36E is provided, and second rail terminals 42 and 43 are provided on the lower surface of the intermediate wall portion 36E. On the other hand, a horizontal groove portion 38F for passing a pair of intermediate wall portions 36E in the sliding direction of the slider 38 is formed at a vertical intermediate portion of the main body portion 38A of the slider 38, and a lower side of the horizontal groove portion 38F is formed. Second brush contacts 48, 49 disposed on the upward surface are slidably in contact with the second rail terminals 42, 43. For this reason, even if foreign matter enters the inside of the rail 36, the foreign matter is deposited on the lower side of the inside of the rail 36 by gravity, so that the second rail terminals 42 and 43 and the second brush contacts 48 and 49 In addition, it is possible to prevent erroneous conduction through foreign matter. This contributes to preventing occurrence of a short circuit.

  Further, in the present embodiment, a protrusion protruding downward from the vehicle from the middle part of the lower surface of the upper wall 36A of the rail 36 in the left-right direction when viewed from the vehicle front-rear direction (the sliding direction of the slider 38). A guide portion 36T is formed. The first rail terminals 40 and 41 are set on both sides in the left-right direction with respect to the protruding guide portion 36T when viewed from the vehicle front-rear direction. Therefore, when viewed from the vehicle front-rear direction, the first rail terminal 40 set on the left side with respect to the protruding guide portion 36T and the first rail terminal 41 set on the right side with respect to the protruding guide portion 36T cause foreign matter to be removed. Erroneous power supply through the protruding guide portion 36T can be suppressed.

  In the present embodiment, the projecting guide portion 36T has an inverted T shape when viewed from the vehicle front-rear direction (the sliding direction of the slider 38). On the other hand, the upper portion 38A1 of the main body portion 38A of the slider 38 is provided so as to be slidable in the vehicle front-rear direction (sliding direction of the slider 38) with respect to the projecting guide portion 36T. A U-shaped groove 38T is formed. Therefore, the main body 38A of the slider 38 can slide stably while being positioned (while displacement in the vertical and horizontal directions is suppressed).

  Further, in the present embodiment, the second rail terminal 42 set on the left side with respect to the connecting portion 38X of the main body portion 38A of the slider 38 when viewed from the vehicle front-rear direction (the sliding direction of the slider 38), and the main body portion of the slider 38 The second rail terminal 43 set on the right side with respect to the connecting portion 38X of the 38A can prevent erroneous conduction through foreign matter by the connecting portion 38X of the main body 38A of the slider 38.

  As described above, the vehicle-mounted power supply device 10 according to the present embodiment contributes to preventing occurrence of a short circuit.

<Second embodiment>
Next, a second embodiment of the present invention will be described. In addition, about the structure and operation | movement fundamentally similar to the said 1st Embodiment, the same code | symbol as the said 1st Embodiment is attached and the description is abbreviate | omitted.

  FIG. 11 is a perspective view of a console box 82 to which the vehicle-mounted power supply device 80 according to the present embodiment is applied, as viewed from the rear side. The console box 82 is arranged between a pair of left and right vehicle seats (not shown) arranged on both left and right sides of the vehicle. In the console box 82, a console box body 84 that can be used as a part of a vehicle seat is supported (coupled) to the vehicle body floor via a pair of left and right slide rails 20 and 22 extending in the vehicle front-rear direction. . Thus, the console box body 84 is slidable in the vehicle longitudinal direction. The console box body 84 constitutes a slide body together with the upper rail 26 (not shown) provided on the left and right slide rails 20 and 22.

  The vehicle-mounted power supply device 80 is disposed between the left and right slide rails 20 and 22 and is integrally attached to the right side of the left slide rail 20. The on-vehicle power supply device 80 has basically the same configuration as the on-vehicle power supply device 10 according to the first embodiment, but each component is configured to be symmetrical to the on-vehicle power supply device 10. I have. In this vehicle-mounted power supply device 80, a power supply bracket 39 fastened to the upper rail 26 of the left slide rail 20 is engaged with a slider 38 (both not shown in FIG. 11), and the slider 38 is moved together with the console box body 84. It is configured to be slid in the longitudinal direction of the vehicle. This embodiment also has basically the same operation and effect as the first embodiment.

<Supplementary explanation of embodiment>
In the above embodiments, the seat body 14 and the console box body 84 (both slide bodies) are configured to slide in the vehicle front-rear direction. However, the present invention is not limited to this. It may be configured to slide in the vehicle width direction).

  Further, in the above embodiment, as shown in FIG. 6, a pair of intermediate wall portions 36E is formed on the rail 36, but a configuration in which such an intermediate wall portion 36E is not formed may be adopted. Further, as a modified example of the above-described embodiment, the intermediate wall portion (36E) formed on the rail (36) may be formed so as to be two steps up and down. Further, as a modified example of the above embodiment, the second rail terminals (42, 43) may be provided only on the lower surface of one of the pair of intermediate wall portions (36E).

  Further, in the above-described embodiment, the protruding guide portion 36T is formed on the rail 36 and the groove portion 38T is formed on the main body portion 38A of the slider 38. However, such a protruding guide portion 36T and the groove portion 38T are formed. A configuration that is not formed can also be adopted.

  As a modification of the above-described embodiment, the first rail terminals (40, 41) may be set on one side in the left-right direction with respect to the protruding guide portion 36T when viewed from the sliding direction of the slider 38.

  Further, as a modified example of the above-described embodiment, instead of the protruding guide portion 36T, the vehicle lower side from the left-right intermediate portion of the lower surface of the upper wall (36A) of the rail (36) when viewed from the sliding direction of the slider (38). A first rail terminal (40, 41) is set on both sides in the left-right direction with respect to the protrusion when viewed from the sliding direction of the slider (38). , And so on.

  In addition, the present invention can be variously modified and implemented without departing from the gist thereof. Further, it goes without saying that the scope of the rights of the present invention is not limited to the above embodiments.

10 Power supply device for vehicle 14 Seat body (slide body)
26 Upper rail (slide body)
36 rail 36A upper wall 36B lower wall 36C left side wall (side wall)
36D Right side wall (side wall)
36E Intermediate wall 36T Projection guide (projection)
38X joint (part between a pair of lateral grooves)
37 Slit 38 Slider 38A Main body 38B Bracket engaging part 38F Side groove 38T Groove 39 Power feeding bracket (bracket)
40 First rail terminal (rail terminal)
41 1st rail terminal (rail terminal)
42 second rail terminal 43 second rail terminal 46 first brush contact (brush contact)
47 First brush contact (brush contact)
48 Second brush contact 49 First brush contact 84 Console box body (slide body)

Claims (5)

A rail extending in a sliding direction of a slide body that is slid horizontally with respect to a vehicle body, a slit extending in the sliding direction is formed in a lower wall, and an interior is opened downward;
A main body portion is accommodated inside the rail, and a bracket engaging portion extending to the outside of the rail through the slit is engaged with a bracket extending from the slide body, and slides in the sliding direction together with the slide body. A slider that slides into the
A rail terminal disposed on the lower surface of the upper wall of the rail inside the rail and extending in the sliding direction;
A brush contact disposed on the upper surface of the main body of the slider and slidably in contact with the rail terminal;
Power supply device for vehicles equipped with. The rail terminal as a first rail terminal, the brush contact as a first brush contact,
A pair of intermediate wall portions are provided which extend from the opposing portions of the pair of side walls of the rail in the vertical middle portion to the opposing sides and the extending tip portions are arranged apart from each other. A second rail terminal extending in the sliding direction is disposed on at least one of the lower surfaces,
A horizontal groove for passing the pair of intermediate walls in the sliding direction is formed in a vertical intermediate portion of the main body of the slider, and the second rail terminal is formed on a lower upward surface of the horizontal groove. The in-vehicle power supply device according to claim 1, further comprising a second brush contact slidably in contact with the power supply. Inside the rail, a protruding portion protruding downward from the vehicle from the left-right intermediate portion of the lower surface of the upper wall of the rail when viewed from the sliding direction is formed,
The vehicle-mounted vehicle according to claim 1, wherein the rail terminal disposed on a lower surface of an upper wall of the rail is set on both sides in the left-right direction with respect to the protrusion when viewed from the slide direction. Power supply device. The projecting portion is an inverted T-shaped projecting guide portion viewed from the sliding direction,
An upper portion of the main body portion of the slider is provided with a groove-shaped portion provided so as to be slidable in the sliding direction with respect to the projecting guide portion and having an inverted T-shape when viewed from the sliding direction. An in-vehicle power supply device according to claim 3.   The said 2nd rail terminal is set in the left-right direction both sides with respect to the site | part between a pair of said horizontal groove part among the said main-body parts of the said slider seen from the said sliding direction, The claim | item 2, Claim. The vehicle-mounted power supply device according to any one of Claim 3 to Claim 2 and Claim 4 to Claim 3.