JP4467061B2 - Slide sheet feeder - Google Patents

Description

  The present invention relates to a slide sheet power feeding device that supplies electricity to a slide sheet that can slide a seat for sitting to a desired position.

2. Description of the Related Art A sheet that stores an electric wire connected to a slide sheet so as not to get in the way when a vehicle slide sheet is slid is known (for example, see Patent Document 1).
JP 2004-210084 (page 10, FIG. 11, FIG. 12)

Patent document 1 is demonstrated based on the following figure.
5 (a) and 5 (b) are diagrams for explaining the basic configuration of the prior art. In the conventional slide sheet 101 for an electric equipment equipped automobile, the cable routing rail 102 is placed next to the slide rail 103 and on the floor. The power feeding cable 104 is disposed in the cable routing rail 102 so that power can be fed and does not interfere with the suspension.
The cable routing rail 102 is a long rectangular tube, is attached to the slide rail 103 with a bracket plate 105, covers between the slide rail 103 with a long cover 106, and has a foreign object inside the cable routing rail 102. Long seal covers 107 and 108 were attached so as not to enter.

However, in the slide sheet 101 for an electric equipment-equipped automobile disclosed in Patent Document 1, a long and rectangular tubular cable routing rail 102, a cover 106 having the same length, seal covers 107 and 108, The bracket plate 105 is necessary, the number of parts is large, the structure is complicated, and it takes time to assemble.
Further, it is necessary to use many large parts such as the rectangular tubular cable routing rail 102 for wiring the power supply cable 104, and the weight of the vehicle increases.

  It is an object of the present invention to provide a slide sheet power feeding device that suppresses exposure of electric wires, has a simple structure, and is reduced in weight.

The invention according to claim 1 is arranged along the rail mechanism of the slide seat, and is arranged in parallel with the rail mechanism and the electric wire which is fixed at one end to the vehicle body floor and can be wound up at the other end. A slide provided with a rotational force applying rail having portions formed at equal intervals, and an electric wire take-up wheel that engages with the engaging portion and is connected to the slide leg member of the rail mechanism while being connected to the other end. A sheet feeding device, comprising: a wiring storage groove formed at a depth at which the floor surface of the vehicle body floor and the upper surface of the power feeding cable guide means storing the electric wires are substantially coincided with each other on the inner side of the slide seat among the slide leg members a, electric wire winding wheel is attached to the free end of the feeder cable guide means, and connecting the other end of the wire on the surface, a cylindrical portion which Ru wound feed cable guide means, engaging been chosen in the cylindrical portion A wheel portion meshing with parts, an annular conducting circuit electrically connected to the sliding seat side fixed to the back surface is a side of the gear unit, passed through a hole drilled in the rear surface of the gear portion connected to the annular conducting circuits An intermediate circuit that is connected to a portion connected from the annular conduction circuit by being connected to the conductive wire , and is fixed to a surface that is continuous from the outer peripheral surface of the cylindrical portion to the side surface on the cylindrical side of the gear portion. Features.

In the invention according to claim 1, the wiring storage groove formed at a depth in which the floor surface of the vehicle body floor and the upper surface of the power supply cable guide means storing the electric wire are substantially coincided with each other on the inner side of the slide seat among the slide leg members the a, electric wire winding wheel is attached to the free end of the feeder cable guide means, and connecting the other end of the wire on the surface, a cylindrical portion which Ru wound feed cable guide means, the chosen engagement portion to the cylindrical portion An intermeshing gear portion, an annular conduction circuit that is fixed to the back surface, which is a side surface of the gear portion, and is electrically connected to the slide sheet side, and a conductor that is connected to the annular conduction circuit and is passed through a hole formed in the back surface of the gear portion. , connecting from the annular conductive circuit by connecting the conductor to the site where the connection, and so with an intermediate circuit which is fixed to the surface continuing from the outer circumferential surface of the cylindrical portion on the side surface of the cylinder side of the gear unit, the electric wire winding Rotating take wheel Was also winding the feeder cable guide means housing the electric wires can be annular conductive circuit is always electrically connected to the sliding seat side, feeding the slide sheet.

Also, in the slide seat power supply device, the wiring storage groove formed at a depth in which the floor surface of the vehicle body floor and the upper surface of the power supply cable guide means storing the electric wires are substantially coincided with each other on the inner side of the slide seat among the slide leg members And is arranged along the rail mechanism of the slide seat, one end is fixed to the vehicle body floor, the other end is windable, and the rail mechanism is arranged in parallel, and the engaging portions are equally spaced. And a wire take-up wheel that engages with the engaging portion and is connected to the other end and rotatably attached to the slide leg member of the rail mechanism. If you slide it forward when it is in the retreat limit, a force is applied to the gear part meshed with the engaging part of the torque applying rail, so the wire winding wheel rotates and feeds the wire through the tube part Burugaido wound means. As a result, even if the slide seat is slid from the backward limit to the forward limit, no electric wire remains on the vehicle body floor behind the slide seat, and the electric wire can be eliminated from the foot of the rear seat. Therefore, exposure of the electric wires arranged on the vehicle body floor can be suppressed.
In addition, since the slide leg member has a wiring storage groove formed at a depth in which the floor surface of the vehicle body floor and the upper surface of the power supply cable guide means storing the electric wire are substantially coincided with each other on the inner side of the slide seat, The feeding cable guide means does not protrude from the floor surface of the floor, and the exposure of the electric wires can be suppressed.
Furthermore, when it is adopted for the rear seat, when the slide seat is at the forward limit, if the slide seat lock device is released and the slide seat is retracted, the force applied to the gear portion engaged with the engaging portion of the rotational force applying rail Therefore, the electric wire winding wheel rotates and winds the feeding cable guide means that passes the electric wire around the cylindrical portion. As a result, even if the slide seat is slid from the forward limit to the backward limit, no electric wire remains on the foot of the slide seat and the front body floor, and the electric wire can be eliminated from the foot of the slide seat. Therefore, exposure of the electric wires arranged on the vehicle body floor can be suppressed.

  Since the slide sheet power supply apparatus includes the electric wire and the rotational force applying rail along the rail mechanism, and the electric wire winding wheel including the annular conduction circuit and the intermediate circuit electrically connected to the slide sheet, The number of parts can be reduced while securing the power supply, and as a result, the structure can be simplified.

  Further, in the slide sheet power supply apparatus, it is possible to reduce the number of parts while securing power supply to the slide sheet, and as a result, it is possible to reduce the weight.

The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a perspective view illustrating a slide sheet power feeding device according to the present invention. “Up”, “Down”, “Left”, and “Right” on the left of the figure indicate the direction viewed from the driver, “Front” indicates the forward side, and “Rear” indicates the opposite side.

The slide sheet power supply device 11 supplies electricity to the device of the slide sheet 12, and even when the slide sheet 12 is slid to a desired position (in the direction of the arrow a1), the electric wire 13 (see FIG. 2) is stored. Supply power. The details will be described later.
The slide sheet power supply device 14 is substantially the same as the slide sheet power supply device 11 and supplies electricity to the device of the slide sheet 15.

  The slide seat 12 is a passenger seat disposed on the left side of the vehicle 16. A slide device 18 is attached to the vehicle body floor 17, a seat cushion 21 is placed on the slide device 18, and a seat back 23 is placed on the seat cushion 21 via a reclining device 22. And a side airbag 24 is attached to the seat back 23 as an apparatus, for example, on the left. F1 represents the forward limit of the slide seat (passenger seat) 12, B1 represents the backward limit, and S1 represents the slide amount of the slide seat (passenger seat) 12.

  The slide seat 15 is a rear seat disposed behind the passenger seat 12 and has the same configuration as the passenger seat 12. F2 represents the forward limit of the rear seat 15, B2 represents the backward limit, and S2 represents the slide amount of the rear seat 15.

  The side airbag 24 operates based on information based on predetermined conditions, and includes an electrical cable 25. The electrical cable 25 has one end 26 connected to the side airbag 24, wiring in the seat back 23 and the seat cushion 21, and the other end 27 connected to the slide seat power feeding device 11.

The slide device 18 includes a left rail mechanism 31 disposed on the left side and a right rail mechanism 32 disposed on the right side, and includes a front part 33 on which the passenger seat 12 slides and an intermediate part 34 formed integrally with the front part 33. And a rear portion 35 formed integrally with the intermediate portion 34.
The total length of the slide device 18 is L, and is the length obtained by adding the length Lf of the front portion 33, the length Lm of the intermediate portion 34, and the length Lr of the rear portion 34.
Here, the length of the slide device 18 is L, but it may be divided by the length Lf and the length Lm may be omitted.

The left rail mechanism 31 includes a rail means 36 fixed to the vehicle body floor 17, a slide leg member 37 (see FIG. 2) slidably attached to the rail means 36 (in the direction of arrow a1), and a slide leg member 37 as desired. And a locking device (not shown) for holding in position.
The right rail mechanism 32 is the same as the left rail mechanism 31.

Specifically, the slide seat power supply device 11 is disposed along the rail mechanism (left rail mechanism) 31 of the slide seat 12, one end 41 is fixed to the vehicle body floor 17, and the other end 42 can be wound up. The electric wire 13 (see FIG. 2) and the rail mechanism (left rail mechanism) 31 are arranged in parallel, and the rotational force applying rail 45 formed with the engaging portion 44, the engaging portion 44 and the electric wire 13 are connected. An electric wire winding wheel 46 connected to the other end 42 and attached to a slide leg member 37 (see FIG. 2) of the rail mechanism 31 so as to be freely rotatable (in the direction of arrow a2). Reference numeral 47 denotes a feeding cable guide means for guiding the electric wire 13 so as to be able to wind up, and reference numeral 48 denotes a groove portion of the vehicle body floor 17.
The engaging portion 44 is formed by opening holes 49... (... indicates a plurality. The same applies hereinafter) with a pitch P at equal intervals.

2 is a cross-sectional view taken along line 2-2 of FIG. 1 and shows a cross section of the rail mechanism (left rail mechanism) 31 and the wire winding wheel 46. As shown in FIG.
Specifically, the left rail mechanism 31 is configured such that the rail means 36 is inserted into the groove 48 of the vehicle body floor 17 so that the upper surface 53 of the rail means 36 is flat with respect to the floor surface 54 of the vehicle body floor 17. The slide portion 57 of the slide leg member 37 is connected to the slide means 57 so as to be movable in the front-rear direction (the direction of the arrow a1 in FIG. The leg body 58 is molded.

The slide leg member 37 has a wiring housing groove 59 formed in a concave shape on the inner side of the passenger seat 12 (in the direction of the arrow a3). The depth of the wiring housing groove 59 is Y, and the depth Y is a depth at which the floor surface 54 of the vehicle body floor 17 and the upper surface 47a of the power supply cable guide means 47 substantially coincide.
The lock device (not shown) is optional, and may be any device that holds the slide leg member 37 in a desired position and satisfies a predetermined condition. For example, an existing device may be adopted. .

The electric wire winding wheel 46 includes a wheel main body 61 and a wiring circuit 62 wired to the wheel main body 61.
The wheel main body 61 is formed with a cylindrical portion 63 around which the power supply cable guide means 47 is wound, and a gear portion 64 is formed continuously with the cylindrical portion 63.

The wiring circuit 62 includes a connection portion 65, an intermediate circuit 66 connected to the connection portion 65, and an annular conduction circuit 67 connected to the intermediate circuit 66, and is electrically connected to the seat wiring connection means 68 by the annular conduction circuit 67.
Intermediate circuit 66 includes a conductor 69 connected to an annular conducting circuit 67.

  Specifically, the wire winding wheel 46 meshes with the gear portion 64 in the hole 49 of the rotational force applying rail 45 and supports the cylindrical portion 63 in the center of the leg main body 58 via the bearing member 72. 73 is held rotatably.

  Further, the wire winding wheel 46 has the connection portion 65 fixed to the cylindrical portion 63, and the intermediate circuit 66 is fixed to the surface 74 (see FIG. 4) connected from the outer peripheral surface of the cylindrical portion 63 to the cylindrical side surface of the gear portion 64. Then, the conductive wires 69 are passed through the holes formed in the gear portion 64, and the annular conduction circuit 67 is fixed to the back surface 75 which is the side surface of the gear portion 64.

  The seat wiring connection means 68 includes a brush terminal means 76 that contacts the annular conduction circuit 67 and a bracket 77 that fixes the brush terminal means 76 to the slide seat (passenger seat) 12. The brush terminal means 76 is connected to the electric cable 25. The other end 27 is connected.

FIG. 3 is a perspective view of the wire winding wheel used in the slide sheet power feeding device of the present invention.
A free end 86 of the feeding cable guide means 47 is attached to the cylindrical portion 63 of the wire winding wheel 46 with a small screw 81.

4 is a view taken in the direction of arrow 4 in FIG.
The power supply cable guide means 47 connects the link members 83 to each other with a pin 84 to a predetermined length, accommodates the electric wire 13 in the link member 83, and rotates the link member 83 with the pin 84 as a fulcrum. Turn at a radius of.
Further, a fixed end 85 was fixed to the vehicle body floor 17 in front of the slide seat (passenger seat) 12 in FIG. 1, and a free end 86 was attached to the cylindrical portion 63 of the wire winding wheel 46.

Next, the operation of the slide sheet power supply apparatus 11 will be described.
As shown in FIGS. 3 and 4, since the annular conduction circuit 67 and the brush terminal means 76 of the seat wiring connection means 68 are electrically connected, the slide seat (passenger seat) 12 can be attached even if the electric wire 13 is wound up. Power can be supplied.

  The slide leg member 37 of FIG. 2 has a wiring storage groove 59 formed in a concave shape on the inner side of the passenger seat 12 (in the direction of the arrow a3), and the depth of the wiring storage groove 59 is set to the floor surface 54 of the vehicle body floor 17. Therefore, the feed cable guide means 47 does not protrude from the floor surface 54 of the vehicle body floor 17 and the exposure of the electric wire 13 can be suppressed.

  As shown in FIGS. 1 and 2, when the slide seat (passenger seat) 12 is in the retreat limit B1, the lock device (not shown) of the passenger seat 12 is released and the passenger seat 12 is moved forward (arrow). (direction a4), a force is applied to the gear portion 64 meshed with the engaging portion 44 of the rotational force applying rail 45, so that the wire winding wheel 46 rotates as indicated by an arrow a2, and the wire portion 13 is connected to the tubular portion 63. The feeding cable guide means 47 that is passed is wound. As a result, even if the passenger seat 12 is slid from the backward limit B1 to the forward limit F1, the electric wire 13 does not remain on the vehicle body floor 17 at the foot of the rear seat 15 arranged behind the passenger seat 12, and from the foot of the rear seat 15. The electric wire 13 can be eliminated. Therefore, exposure of the electric wire 13 arranged on the vehicle body floor 17 can be suppressed.

  In the slide sheet power supply device 11, the electric wire 13 and the rotational force applying rail 45 along the rail mechanism (left rail mechanism) 31, and the annular conduction circuit 67 and the intermediate circuit 66 that are electrically connected to the slide sheet (passenger seat) 12 are provided. Since the electric wire take-up wheel 46 is provided, the number of parts can be reduced while securing the power supply to the slide seat (passenger seat) 12, and the structure can be simplified as a result.

  Moreover, in the slide seat power supply apparatus 11, the number of parts can be reduced while securing power supply to the slide seat (passenger seat) 12, and as a result, weight reduction can be achieved.

Next, the slide sheet feeder 14 will be described with reference to FIG.
The slide sheet power supply device 14 is substantially the same as the slide sheet power supply device 11 and supplies electricity to the equipment of the slide sheet 15. A fixed end 85 is fixed to the rear of the slide sheet 15, and the electric wire winding wheel 46. A free end 86 is attached to the cylindrical portion 63.

When the rear seat (slide seat) 15 is in the forward limit F2, the locking device (not shown) for the rear seat 15 is released, and the rear seat 15 is moved backward (in the direction of arrow a6) to apply rotational force. Since a force is applied to the gear portion 64 meshed with the engaging portion 44 of the rail 45, the electric wire winding wheel 46 rotates as indicated by an arrow a7, and the feeding cable guide means 47 that passes the electric wire 13 is wound around the cylindrical portion 63. As a result, even if the rear seat 15 is slid from the forward limit F2 to the backward limit B2, the electric wire 13 does not remain on the foot of the rear seat 15 and the front vehicle body floor 17, and the electric wire 13 is eliminated from the foot of the rear seat 15. Can do. Therefore, exposure of the electric wire 13 arranged on the vehicle body floor 17 can be suppressed.
In other words, by reversing the winding direction as indicated by arrows a2 and a7, the electric wire 13 is also applied to the slide seat (rear seat) 15 connected by one rail mechanism (left rail mechanism) 31 in the front-rear direction. Exposure can be suppressed.

In addition, although the slide seat electric power feeder of this invention was applied to the four-wheeled vehicle in embodiment, it is applicable also to a three-wheeled vehicle and can apply to a general vehicle.
Although the slide sheet power supply apparatus of the present invention is employed in the slide sheet (passenger seat) 12 in the embodiment, the seat to be employed is arbitrary.

  The slide seat power supply device of the present invention is suitable for a slide seat of a vehicle.

The perspective view explaining the slide sheet power feeding device of the present invention 2-2 sectional view of FIG. The perspective view of the electric wire winding wheel used for the slide sheet electric power feeder of this invention 4 arrow view of FIG. The figure explaining the basic composition of conventional technology

Explanation of symbols

  DESCRIPTION OF SYMBOLS 11 ... Slide seat electric power feeder, 12 ... Slide seat (passenger seat), 13 ... Electric wire, 15 ... Slide seat (rear seat), 17 ... Body floor, 31 ... Left rail mechanism, 41 ... One end of electric wire, 42 ... Electric wire The other end, 44 ... engaging portion, 45 ... rotational force applying rail, 46 ... electric wire winding wheel, 63 ... cylindrical portion, 64 ... gear portion, 66 ... intermediate circuit, 67 ... annular conduction circuit, 74 ... surface, 75 ... Back side.

Claims (1)

Along with the rail mechanism of the slide seat, one end is fixed to the vehicle body floor, the other end is windable, and the rail mechanism is arranged in parallel, and the engaging portions are formed at equal intervals. A slide seat power feeding device comprising: a rotational force applying rail; and an electric wire winding wheel that engages with the engaging portion and connects the other end, and is rotatably attached to a slide leg member of the rail mechanism. And
A wiring storage groove formed at a depth in which the floor surface of the vehicle body floor and the upper surface of the power supply cable guide means storing the electric wire substantially coincide with each other on the inner side of the slide seat among the slide leg members;
The electric wire winding wheel is attached to the free end of the feeder cable guide means, the other end of the wire is connected to the surface, the feeder cable guide means Ru wound cylindrical portion, the engaging been chosen in the tubular portion A gear portion that meshes with the gear portion, an annular conduction circuit that is fixed to the back surface that is the side surface of the gear portion and that is electrically connected to the slide sheet side, and a hole that is connected to the annular conduction circuit and is opened in the rear surface of the gear portion a wire passed through the, connecting from the annular conductive circuit by connecting the conductor line to a site which is the connection, and an intermediate which is fixed from the outer peripheral surface of the tubular portion on the surface continuous to the side surface of the cylinder side of the gear unit A slide sheet power supply device comprising: a circuit;

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