WO2018061844A1

WO2018061844A1 - On-board power supply device

Info

Publication number: WO2018061844A1
Application number: PCT/JP2017/033597
Authority: WO
Inventors: 中村　武; 武藤　剛; 健一勝部; 久齊藤; 翔太有本; 致良宮田; 尚也中山; 英明森下
Original assignee: 日本発條株式会社; ミック電子工業株式会社
Priority date: 2016-09-28
Filing date: 2017-09-15
Publication date: 2018-04-05
Also published as: JP6664791B2; JP2018057138A

Abstract

In an on-board power supply device (10), a body section (38A) of a slider (38) is housed in an interior of a rail (36) that extends in a vehicle front/rear direction, said vehicle front/rear direction being a sliding direction of a seat body (14). In this slider (38), a bracket engaging section (38B) that passes through a slit (37) formed in the rail (36) and extends to the exterior of the rail (36) is engaged with a power supply bracket (39) that is fastened to an upper rail, and the slider (38) is slid together with the seat body. The slit (37) is formed in a lower wall (36B) of the rail (36), and makes the interior of the rail (36) open downward. Additionally, first brush contact points (46, 47) that are provided to an upper surface of the body section (38A) of the slider (38) are in slidable contact with first rail terminals (40, 41) that are provided to a lower surface of an upper wall (36A) of the interior of the rail (36).

Description

In-vehicle power supply device

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

Japanese Unexamined Patent Application Publication No. 2011-240749 describes an electrical connection device (power feeding device) for a vehicle seat. This power supply apparatus includes a moving unit that can move together with the vehicle seat, and a duct that movably accommodates the moving unit.

A slit extending in the longitudinal direction of the vehicle is formed on the 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 with respect to the vehicle vertical direction, and are slidably in contact with the plurality of rail terminals provided inside the duct. Yes.

In the power supply device configured as described above, foreign matter such as dust, dust, dirt, and liquid enters the duct from the slit formed in the upper wall of the duct, thereby short-circuiting between the plurality of first terminals and the plurality of second terminals. (Short) may occur.

The present invention has been made in consideration of the above facts, and an object of the present invention is to obtain an in-vehicle power supply device that contributes to prevention of occurrence of short circuit.

The vehicle-mounted power supply device according to the first aspect of the present disclosure extends in the slide direction of a slide body that is slid in a horizontal direction with respect to a vehicle body, a slit extending in the slide direction is formed in a lower wall, and an inside is downward A rail opened to the main body is accommodated inside the rail, 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 that slides in the sliding direction together with the sliding body, a rail terminal that is disposed on the lower surface of the upper wall of the rail inside the rail, extends in the sliding direction, and is arranged on the upper surface of the main body of the slider. And a brush contact that is slidably in contact with the rail terminal.

In the first aspect of the present disclosure, the main body of the slider is housed inside a rail that extends 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 the lower wall of the rail engages with a bracket extending from the slide body, and is slid together with the slide body. Since the above-mentioned slit has opened the inside of a rail below, compared with the case where the inside of a rail is opened upward by a slit, it can make foreign material difficult to enter the inside of a rail. In addition, according to the present invention, the brush contact disposed on the upper surface of the main body of the slider slidably contacts the rail terminal disposed on the lower surface of the upper wall of the rail inside the rail. Yes. For this reason, even if a foreign object enters the inside of the rail, the foreign object accumulates on the lower side of the rail due to gravity, so that it is possible to prevent erroneous energization through the foreign object. This contributes to prevention of occurrence of a short circuit.

The in-vehicle power supply device according to the second aspect of the present disclosure is the configuration of the first aspect. The rail terminal is the first rail terminal, the brush contact is the first brush contact, and the pair of side walls of the rail. A pair of intermediate wall portions that are extended from opposite portions of the intermediate portion in the vertical direction to the opposite sides of the intermediate portion and are arranged with their distal ends separated from each other, and at least one lower surface of the pair of intermediate wall portions is provided. Is provided with a second rail terminal extending in the sliding direction, and a lateral groove portion for passing the pair of intermediate wall portions in the sliding direction is provided at an intermediate portion in the vertical direction of the main body portion of the slider. A second brush contact that is formed and is slidably in contact with the second rail terminal is disposed on the lower upward surface of the lateral groove portion.

In the second aspect of the present disclosure, the rail terminal disposed on the lower surface of the upper wall of the rail inside the rail serves as the first rail terminal, and the brush disposed on the upper surface of the main body of the slider. The contact is the first brush contact. Inside the rail, a pair of intermediate wall portions are provided that extend from the opposing portions of the intermediate portion in the vertical direction of the pair of side walls of the rail to the opposite sides of the rail, and the extended tip portions are spaced apart from each other. A second rail terminal is disposed on the lower surface of at least one of the pair of intermediate wall portions. On the other hand, a lateral groove for passing the pair of intermediate walls in the sliding direction of the slide body is formed in the intermediate portion in the vertical direction of the main body of the slider, and is disposed on the lower upward surface of the lateral groove. The made second brush contact is slidably in contact with the second rail terminal. For this reason, even if a foreign object enters the inside of the rail, the foreign object accumulates on the lower side of the rail due to gravity, so the first rail terminal and the first brush contact, the second rail terminal and the second rail The brush contact can be prevented from being erroneously energized through foreign matter. This contributes to prevention of occurrence of a short circuit.

According to a third aspect of the present disclosure, in the configuration of the first or second aspect, the in-vehicle power supply device includes an intermediate in the left-right direction of the lower surface of the upper wall of the rail as viewed from the sliding direction. The rail terminals arranged 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 protruding portion when viewed from the sliding direction. Has been.

In the third aspect of the present disclosure, a protrusion is formed in the rail so as to protrude from the intermediate portion in the left-right direction of the lower surface of the upper wall of the rail when viewed from the slide direction of the slide body to the vehicle lower side. . And the rail terminal arrange | positioned at the lower surface of the upper wall of a rail is set to the both sides of the left-right direction with respect to a protrusion part seeing from the sliding direction of a 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 It is possible to suppress erroneous energization through the protruding portion.

According to a fourth aspect of the present disclosure, in the configuration of the third aspect, the in-vehicle power supply device is configured such that the protruding portion is a protruding guide portion having an inverted T shape when viewed from the sliding direction. A groove-like portion that is provided so as to be slidable in the sliding direction with respect to the protruding guide portion and has an inverted T-shape when viewed from the sliding direction is formed in the upper portion of the main body portion.

In the fourth aspect of the present disclosure, the protruding portion that protrudes from the downward surface of the upper wall of the rail in the rail is a protruding guide portion that has an inverted T shape when viewed from the sliding direction of the slide body. On the other hand, a groove-like portion provided on the upper portion of the main body portion of the slider so as to be slidable in the sliding direction of the slide body with respect to the protruding guide portion and having an inverted T shape when viewed from the sliding direction. Is formed. For this reason, the main body of the slider can slide stably while being positioned.

The on-vehicle power supply device according to the fifth aspect of the present disclosure is any one of the second aspect, the third aspect in the second aspect, and the fourth aspect in the third aspect in the second aspect. In this configuration, the second rail terminal is set on both sides in the left-right direction with respect to a portion between the pair of lateral groove portions of the main body portion of the slider as viewed from the sliding direction.

In the fifth aspect of the present disclosure, when viewed from the sliding direction of the slide body, the second rail terminal set on one side in the left-right direction with respect to the portion between the pair of horizontal groove portions of the main body portion of the slider; The second rail terminal set on the other side in the left-right direction with respect to a part of a portion between the pair of horizontal groove portions of the slider main body portion is erroneously energized through foreign matter. It can suppress by the site | part between a pair of horizontal groove parts in a main-body part.

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

It is the perspective view which looked at the vehicle seat to which the vehicle-mounted electric power feeder which concerns on 1st Embodiment of this invention was applied from the front side. It is a perspective view of a slide rail of the in-vehicle power supply device and the vehicle seat. It is a perspective view which shows the state before the same vehicle-mounted electric power feeder is attached with respect to the slide rail. It is a disassembled perspective view which shows the structure of the principal part of the same vehicle-mounted power supply device. FIG. 3 is a cross-sectional view showing a cut surface along the line F5-F5 of FIG. 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. It is the figure which looked at a part of structure shown by FIG. 6 from the arrow 8 A direction of FIG. It is the figure which looked at the 8B part of FIG. 6 from the same direction (vehicle rear side) as FIG. It is a perspective view which shows the cover shown by FIG. 8A. FIG. 10A is an exploded perspective view showing the power supply bracket and the cover shown in FIG. FIG. 10 (2) is a perspective view of the cover shown in FIG. 10 (1) viewed from the direction of the arrow 10B. It is the perspective view which looked at the console box to which the vehicle-mounted electric power feeder which concerns on 2nd Embodiment of this invention was applied from the back side.

<First Embodiment>
Hereinafter, the in-vehicle power supply apparatus 10 according to the first embodiment of the present invention will be described with reference to FIGS. Note that an arrow FR appropriately shown in each drawing indicates the front of the vehicle, an arrow RH indicates the right side of the vehicle, and an arrow UP indicates the upper side of the vehicle. Hereinafter, when the description is made simply using the front / rear, left / right, and upper / lower directions, the direction relative to the vehicle is indicated unless otherwise specified.

The in-vehicle power supply device 10 according to the present embodiment is an in-vehicle power supply rail for supplying electricity to the seat body 14 of the vehicle seat 12 shown in FIG. 1, and constitutes a part of the vehicle seat 12. is doing. The vehicle seat 12 is a second-row seat of a vehicle such as a minivan, and is disposed on the right side of the vehicle here. The front / rear / left / right / up / down directions of the vehicle seat 12 coincide with the front / rear, left / right / up / down directions of the vehicle.

The seat body 14 includes a seat cushion 16 on which an occupant is seated and a seat back 18 that serves as a backrest for 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 that are constituent members of the vehicle seat 12.

The left and right slide rails 20 and 22 are well known in the art and include a lower rail 24 and an upper rail 26 as shown in FIGS. The lower rail 24 is disposed in a posture in which the longitudinal direction is along the vehicle front-rear direction, and is fixed to the vehicle body floor portion 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 supported so as to be slidable in the longitudinal direction (vehicle longitudinal direction) with respect to the lower rail 24, and a fixing portion 26A extending upward from the lower rail 24 is fixed to the lower surface side of the seat cushion 16. Accordingly, the seat body 14 is connected to the vehicle body so as to be slidable in the vehicle front-rear direction (horizontal direction in a broad sense). The upper rail 26 constitutes a slide body together with the seat body 14. Note that the upper and lower slide rails 20 and 22 are covered with upper and

lower covers

30 and 32 formed in a plate shape. As shown in FIGS. 2 and 5, the

covers

30 and 32 are provided with lips 30 R and 32 R that are in contact with the upper rail 26.

As shown in FIG. 2, the in-vehicle power supply apparatus 10 is integrally attached to the left side portion (side portion on the center side in the vehicle width direction) of the right slide rail 22, and the left and right slide rails 20, 22 are connected to each other. Arranged between. FIG. 3 shows a state before the in-vehicle 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 that is formed in a long shape, a rail 36 that is accommodated in the case 34, and is slidable with respect to the rail 36. The slider 38 is supported, and a power supply bracket (bracket) 39 that can be fastened to the fixing portion 26A of the upper rail 26 of the right slide rail 22 is provided.

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.

First brush contacts

46 and 47 and

second brush contacts

48 and 49 as brush contacts disposed on the slider 38, and a harness 52 connected to the

first brush contacts

46 and 47 and the

second brush contacts

48 and 49. And.

As shown in FIGS. 4 and 6, the case 34 is formed in a long and substantially rectangular tube shape, and the case main body 54 arranged with the longitudinal direction in the vehicle front-rear direction, and one longitudinal end portion (front end) of the case main body 54 Part 56) and a terminal holder 58 attached to the other end part (rear end part) in the longitudinal direction of the case main body 54.

As shown in FIGS. 2 and 6, the upper surface of the case 34 is covered with a cover 61 formed in a plate shape. The cover 61 is provided with a lip 61R that projects to the cover 30 side. Further, the cover 30 is provided with a lip 30 A that protrudes toward the cover 61.

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

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

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 bolt fastening. The cap 56 closes the front end opening of the case main body 54, and the terminal holder 58 closes the rear end opening of the case main body 54. However, a vent hole 68 is formed between the terminal holder 58 and the rear end of the case body 54 as shown in FIG. The inside and the outside of the case 34 communicate with each other through the vent hole 68.

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 includes a left side wall 54 C and a right side wall 54 D inside the case body 54. It is arranged between. The rail 36 is integrally provided with an upper wall 36A and a lower wall 36B that face in the vehicle vertical direction, and a left side wall 36C and a right side wall 36D as a pair of side walls that face in the vehicle width direction.

Further, as shown in FIG. 6, in the inside of the rail 36, there are extended tip portions extending from opposite portions of the intermediate portion in the vertical direction on the left side wall 36 C and the right side wall 36 D of the rail 36. A pair of intermediate wall portions 36 E arranged apart from each other is formed. Inside the rail 36, a protruding guide portion as a protruding portion that protrudes downward from the middle portion of the lower surface of the upper wall 36A when viewed from the sliding direction of the seat main body 14 and the like and is formed in an inverted T shape. 36T is formed.

A slit 37 is formed in the 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 so as to face 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 38A accommodated in the rail 36, a lower end surface that is one end surface of the main body 38A, passes through the slit 37, and passes through the rail 36. Bracket engaging portion 38B extending to the outside. The body portion 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 lateral groove portion 38 F for passing the pair of intermediate wall portions 36 E in the sliding direction of the slider 38 is formed in the intermediate portion in the vertical direction of the main body portion 38 A of the slider 38. And upper part 38A1 of main-body part 38A and lower part 38A2 of main-body part 38A are connected up and down by the connection part 38X which is a site | part between a pair of horizontal groove parts 38F. Further, 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 seat main body 14) with respect to the protruding guide portion 36T of the rail 36. A groove-shaped portion 38T having an inverted T shape as viewed from the sliding direction) is formed. The bracket engaging portion 38 B extends to the lower side of the case main 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 in a substantially crank shape when viewed from the front-rear direction of the vehicle, and the fixing portion 26A of the upper rail 26 of the right slide rail 22 is provided. The fixed part 39A fixed to the left side surface of is provided. A left extending portion 39B extends from the lower end of the fixed portion 39A toward the left side of the vehicle, and a downward extending portion 39C extends from the left end portion of the left extending portion 39B toward the lower side of the vehicle. Yes.

As shown in FIG. 5, a resin cover 50 is attached to the in-vehicle power supply device 10 side and a resin cover 50 to the slide rail 22 side in the vertical middle portion of the extending portion 39 C of the power supply bracket 39. 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 the arrow 8A in FIG. 6, and FIG. 8B shows the portion 8B in FIG. 6 from the same direction (rear side of the vehicle) as FIG. FIG. 9 shows a perspective view of the cover 51 shown in FIG. 8A. 10 (1) is an exploded perspective view of the power supply bracket 39 and covers 50 and 51 shown in FIG. 6, and FIG. 10 (2) shows 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 C 1 aligned in the width direction (vehicle front-rear direction) of the power supply bracket 39 is formed in the middle portion of the extending portion 39 C of the power supply bracket 39. The cover 50 is formed with a boss 50A that fits into the mounting hole 39C1. The cover 50 is disposed with the width direction (vehicle longitudinal direction) of the power supply bracket 39 as a longitudinal direction, and both ends in the longitudinal direction are disposed on the outer side in the width direction with respect to the power supply bracket 39. Bosses 50B for fitting with the cover 51 are provided in upper and lower pairs at both ends in the longitudinal direction of the cover 50, and recesses 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 (vehicle longitudinal direction) of the power supply bracket 39 as the 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, an engaging portion (snap fit portion) 51B that is engaged with the recess 50C of the cover 50 is formed.

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

On the other hand, a guide groove 50D having the same configuration as the guide groove 51C of the cover 51 is formed on the surface of the cover 50 opposite to the power supply bracket 39 side. 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 upper side toward the vehicle front side at the vehicle rear side portion, and at the vehicle front side portion. It is slightly inclined toward the vehicle upper side toward the vehicle rear side, and extends in the vehicle horizontal direction along the vehicle front-rear direction at the intermediate portion in the extending direction. A lip 61R is passed through the guide groove 50D. The lip 61 R does not interfere with the power supply bracket 39 and is turned up at the intermediate portion in the width direction of the power supply bracket 39 by being guided by the guide groove 50 D.

As shown in FIG. 5, the lower extension portion 39 C is inserted between the right slide rail 22 and the in-vehicle power supply device 10, and the lower end is positioned on the vehicle lower side than the case 34. A pair of front and rear slider engaging portions 39D (in FIG. 5 and FIG. 6, the slider engaging portion 39D on the rear side of the vehicle is not shown) extends from the lower end of the lower extending portion 39C toward the left side of the vehicle. Yes. 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 along 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, 41 are disposed on the lower surface of the upper wall 36 A of the rail 36 inside the rail 36. The pair of left and right

first rail terminals

40 and 41 are set on both sides in the left and right direction with respect to the protruding guide portion 36T of the rail 36 when viewed from the vehicle front-rear direction (sliding direction of the slider 38). A 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 longitudinal direction (slider). 38 is set on both sides in the left-right direction with respect to the connecting portion 38X of the main body portion 38A of the slider 38.

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 front-rear direction (sliding direction of the slider 38) over substantially the entire length of the rail 36. Yes. The

first rail terminals

40 and 41 and the

second rail terminals

42 and 43 are electrically connected to a vehicle battery (both not shown) via wiring connected to the terminal holder 58 shown in FIG. .

The terminal holder 58 includes 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 parts 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 arranged on the upper surface of the main body portion 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. Touching. The pair of left and right

first brush contacts

46 and 47 are set on both sides in the left and right direction with respect to the protruding guide portion 36T of the rail 36 when viewed from the vehicle front-rear direction (sliding direction of the slider 38).

A pair of left and right

second brush contacts

48 and 49 provided on the lower side of the pair of left and right

first brush contacts

46 and 47 are disposed on the lower upward surface of the lateral groove 38F, and are connected to the

second rail terminals

42 and 43. The lower surface is slidably in contact. The pair of left and right

second brush contacts

48 and 49 are set on both sides in the left and right direction 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 (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 included in the sheet main body 14 through wirings (not shown) disposed on the harness 52 and the sheet main body 14 (see FIG. 1). It is connected to the. Examples of the electrical component include various electric mechanisms such as a seat slide, reclining, lifter, and tilt, and decorative items 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 in-vehicle power supply device 10 having the above-described configuration, the main body portion 38A of the slider 38 is accommodated in the rail 36 that extends in the vehicle front-rear direction, which is the sliding direction of the seat main 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 the lower wall 36B of the rail 36 is engaged with a power supply bracket 39 fastened to the upper rail 26. It is slid with the sheet body 14. Since the slit 37 opens the inside of the rail 36 downward, for example, compared to a case where the inside of the rail is opened upward by the slit, foreign matter may not easily enter the rail 36. it can.

In addition, in the present embodiment, the

first brush contacts

46 and 47 disposed on the upper surface of the main body portion 38A of the slider 38 are replaced with the

first rail terminals

40 and 47 disposed on the lower surface of the upper wall 36A of the

rail

36, 41 is slidably in contact with 41. For this reason, even if a foreign object enters the inside of the rail 36, the foreign object accumulates on the lower side of the rail 36 due to gravity, so that it is possible to prevent erroneous energization through the foreign object. This contributes to prevention of occurrence of a short circuit.

Further, in the present embodiment, the rails 36 are arranged in the rails 36 so that the extending tip portions are separated from the opposite side portions of the left and right side walls 36 C and 36 D of the rail 36 extending from the opposite portions of the middle portion in the vertical direction. A pair of intermediate wall portions 36E are provided, and

second rail terminals

42 and 43 are disposed on the lower surface of the intermediate wall portion 36E. On the other hand, a horizontal groove portion 38F for passing the pair of intermediate wall portions 36E in the sliding direction of the slider 38 is formed at the intermediate portion in the vertical direction of the main body portion 38A of the slider 38, and the lower side of the horizontal groove portion 38F.

Second brush contacts

48 and 49 arranged on the upward surface are slidably in contact with the

second rail terminals

42 and 43. For this reason, even if a foreign object enters the inside of the rail 36, the foreign object accumulates on the lower side of the rail 36 due to gravity, so that the

second rail terminals

42 and 43 and the

second brush contacts

48 and 49 It is possible to prevent erroneous energization through foreign matter. This contributes to prevention of occurrence of a short circuit.

Further, in the present embodiment, the rail 36 has a protrusion that protrudes downward from the middle 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 (sliding direction of the slider 38). A guide portion 36T is formed. And the

1st rail terminals

40 and 41 are set in the both sides of the left-right direction with respect to the protrusion guide part 36T seeing from the vehicle front-back direction. Therefore, the first rail terminal 40 set on the left side with respect to the protrusion guide portion 36T and the first rail terminal 41 set on the right side with respect to the protrusion guide portion 36T as viewed from the front-rear direction of the vehicle It is possible to suppress erroneous energization via the protruding guide portion 36T.

In the present embodiment, the protruding guide portion 36T has an inverted T shape when viewed from the front-rear direction of the vehicle (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 protruding guide portion 36T. A groove-shaped portion 38T having a letter shape is formed. For this reason, the main body portion 38A of the slider 38 can slide stably while being positioned (while suppressing displacement in the vertical and horizontal directions).

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 (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 38 X of 38 A can be prevented from being erroneously energized through the foreign matter by the connecting portion 38 X of the main body portion 38 A of the slider 38.

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

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

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

The in-vehicle power supply device 80 is disposed between the left and right slide rails 20 and 22 and is integrally attached to the right side portion of the left slide rail 20. The in-vehicle power supply device 80 has basically the same configuration as the in-vehicle power supply device 10 according to the first embodiment, but each component is configured symmetrically with the in-vehicle power supply device 10. Yes. In this in-vehicle 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 together with the console box main body 84 is engaged. It is configured to slide in the vehicle longitudinal direction. This embodiment also has basically the same operational effects as the first embodiment.

<Supplementary explanation of the embodiment>
In each of 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, and the slide body is the vehicle left-right direction ( It may be configured to slide in the vehicle width direction).

In the above embodiment, as shown in FIG. 6, the pair of intermediate wall portions 36 E is formed on the rail 36, but a configuration in which such an intermediate wall portion 36 E is not formed may be employed. Further, as a modification of the above embodiment, the intermediate wall portion 36E formed on the rail 36 may be formed so as to be two steps up and down. As a modification of the above embodiment, the

second rail terminals

42 and 43 may be disposed 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-shaped portion 38T is formed on the main body portion 38A of the slider 38. However, the protruding guide portion 36T and the groove-shaped portion 38T are not provided. The structure which is not formed can also be taken.

As a modification of the above embodiment, the

first rail terminals

40 and 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.

As a modification of the above-described embodiment, instead of the projecting guide portion 36T, a vertical wall projecting to the vehicle lower side from the middle portion in the left and right direction of the lower surface of the upper wall 36A of the rail 36 when viewed from the sliding direction of the slider 38. The

first rail terminals

40, 41 may be configured on both sides in the left-right direction with respect to the protrusion as viewed from the sliding direction of the slider 38.

In addition, the present invention can be implemented with various modifications without departing from the scope of the invention. It goes without saying that the scope of rights of the present invention is not limited to the above embodiments.

The entire disclosure of Japanese Patent Application No. 2016-190173 filed on September 28, 2016 is incorporated herein by reference.

Claims

A rail that extends in the sliding direction of the slide body that is slid in the horizontal direction with respect to the vehicle body, and that has a slit formed in the lower wall extending in the sliding direction, the inside being opened downward,
A main body is housed inside the rail, and a bracket engaging portion that extends to the outside of the rail through the slit is engaged with a bracket that extends from the slide body, and the slide direction together with the slide body A slider that slides into
Rail terminals 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 contacting the rail terminal;
An in-vehicle power supply device comprising:
While the rail terminal is a first rail terminal, the brush contact is a first brush contact,
A pair of intermediate wall portions are provided that extend from opposite portions of the intermediate portion in the vertical direction on the pair of side walls of the rail to the opposite sides of the rail and are arranged with their distal ends separated from each other. A second rail terminal extending in the sliding direction is disposed on the lower surface of at least one of them,
A lateral groove portion for passing the pair of intermediate wall portions in the sliding direction is formed at an intermediate portion in the vertical direction of the main body portion of the slider, and the second rail terminal is formed on a lower upward surface of the lateral groove portion. The in-vehicle power supply device according to claim 1, wherein a second brush contact that is slidably contacting with respect to the surface is disposed.
Inside the rail, a protrusion is formed that protrudes downward from the middle of the left and right direction of the lower surface of the upper wall of the rail when viewed from the sliding direction.
The in-vehicle device according to claim 1, wherein 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 protruding portion when viewed from the sliding direction. Power supply device.
The protruding portion is a protruding guide portion having an inverted T shape when viewed from the sliding direction,
A groove-like portion that is slidable in the sliding direction with respect to the protruding guide portion and has an inverted T-shape when viewed from the sliding direction is formed on the upper portion of the main body portion of the slider. The on-vehicle power supply device according to claim 3.
The said 2nd rail terminal is set to the both sides of the left-right direction with respect to the site | part between a pair of said horizontal groove parts among the said main-body parts of the said slider seeing from the said sliding direction. The on-vehicle power supply device according to any one of claim 3 quoting 2 and claim 4 quoting claim 3 quoting claim 2.