JP6826870B2 - Power supply device - Google Patents

Description

The present invention relates to a power supply device provided on a vehicle floor to supply electric power to a slide body.

Generally, when an electrical device is provided on a slide body such as a slide sheet of a vehicle, a power supply device that supplies electric power to the electrical device from a power source such as a battery mounted on the vehicle is used. The power supply device is installed on the vehicle floor. The power supply device includes a wire harness for electrically connecting the power supply and the electrical equipment and a case for accommodating the wire harness, and the wire harness is accommodated in the case according to the sliding movement of the slide body, or the case. The wire harness is pulled out from. A connector is provided at the end of the wire harness on the power supply side, and the power supply and the wire harness are electrically connected by fitting with the connector on the other side connected to the power supply.

Japanese Unexamined Patent Publication No. 2016-136811

By the way, since the power supply device for supplying electric power to the slide body as described above is installed on the vehicle floor, for example, when the shape of the installation surface of the vehicle floor is changed, it matches the shape of the installation surface. Therefore, the shape of the case of the power supply device had to be changed.

An object of the present invention is to provide a power feeding device with improved versatility.

In order to solve the above-mentioned problems and achieve the object, the invention according to claim 1 is a power supply device provided on a vehicle floor to supply electric power to a slide body, and a power source of the vehicle and the slide body are used. under comprising a wire harness for electrically connecting, a case that houses the wire harness, and a support member to fill the gap between the vehicle floor and the case, the case is positioned in the vehicle floor side The support member includes a case and an upper case located on a side away from the vehicle floor with the lower case interposed therebetween, and the support member has a locking portion for locking the lower case and the upper case. It is a power supply device characterized by.

The invention according to claim 2 has a through hole penetrating the lower case and the upper case in the invention according to claim 1 , and the lock portion is an insertion portion inserted into the through hole. It is characterized by having a locking portion provided in the insertion portion and locking the upper case.

The invention according to claim 3 is the invention according to claim 1 or 2 , wherein the support member is provided with a leg portion on the vehicle floor side of the lock portion, and the leg portion is provided. It is characterized by having a contact surface that comes into contact with the lower case.

The invention according to claim 4 is characterized in that, in the invention according to claim 3 , the legs have a plurality of the contact surfaces at positions separated from each other.

According to the invention of claim 1, the shape of the case is changed when the shape of the installation surface of the vehicle floor is changed by providing the support member for filling the gap between the case and the installation surface of the vehicle floor. Even if it is not necessary, by using a support member according to the size of the gap between the case and the vehicle floor, it is possible to follow the shape of the installation surface, and the case can be reused. Therefore, the power feeding device can be made highly versatile.

According to the second aspect of the present invention, the cases can be fixed to each other by providing the lock portion for locking the lower case and the upper case.

According to the invention of claim 3, it has a through hole penetrating the lower case and the upper case, and a lock portion is provided with an insertion portion inserted into the through hole and an upper case provided in the insertion portion. It has a locking portion for locking. According to this, by inserting the insertion portion into the through hole penetrating the lower case and the upper case, the locking portion locks the upper case, so that the lower case and the upper case can be easily fixed. It can be realized.

According to the invention of claim 4, the support member is provided with a leg portion on the vehicle floor side of the lock portion, and the leg portion has a contact surface that abuts on the lower case. According to this, the contact surface of the leg portion comes into contact with the lower case, so that rattling between the support member and the lower case can be suppressed.

According to the fifth aspect of the present invention, the legs have a plurality of contact surfaces at positions separated from each other, and the plurality of contact surfaces are in contact with the lower case at a plurality of locations. That is, the lower case is supported at a plurality of places by the legs, and rattling between the support member and the lower case can be further suppressed.

It is a side view of the seat rail to which the power feeding device which concerns on embodiment of this invention is applied, and the slide body which is slide-supported by this. It is a top view which shows the power feeding device and the seat rail. It is an enlarged view which shows the power feeding device and the seat rail shown in FIG. It is a perspective view which shows the power feeding device and the seat rail. It is a side view which shows the power feeding device. It is a perspective view which shows the main part of the power feeding device in an enlarged manner. It is a side view which shows the main part of the power feeding device in an enlarged manner. It is a perspective view which shows the support member which constitutes the power feeding device. It is a perspective view which shows the support member constituting the power feeding device from the angle different from FIG. 7A. It is sectional drawing which shows typically the state in which the power feeding device is installed on the vehicle floor.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a side view of a seat rail R to which the power feeding device 1 according to the embodiment of the present invention is applied and a slide seat S (slide body) that is slidably supported by the seat rail R. FIG. 2 is a top view showing the power feeding device 1 and the seat rail R.

The power supply device 1 of the present embodiment is provided on the vehicle floor 100 to supply electric power to the slide sheet S, and is the same as the wire harness 2 (shown in FIG. 4) as shown in FIGS. , Case 3 and. In the drawings, the front-rear direction of the vehicle is the X direction, the width direction of the vehicle is the Y direction, and the vertical direction is the Z direction. That is, the XY plane is a plane along the vehicle floor 100.

As shown in FIG. 4, the wire harness 2 is housed in the case 3 having an appropriate shape, and the load side end portion (not shown) is led out from the load side lead-out portion 3A described later in the case 3. The power supply side connector 4 is provided at the power supply side end portion 21. The portion of the wire harness 2 that is led out from the load-side lead-out portion 3A is routed toward the slide seat S through the seat rail R that guides the slide seat S. As the slide sheet S slides to change the seat position, the length of the wire harness 2 led out from the load-side lead-out unit 3A changes. Although one wire harness 2 is shown in FIG. 4, the wire harness 2 may be composed of a plurality of wires.

The load-side end of the wire harness 2 is electrically connected to an electrical device provided on the slide sheet S (for example, an electric moving mechanism for sliding the slide sheet S, a massage machine, a speaker, or the like). As shown in FIG. 4, the mating side connector (not shown) is fitted to the power supply side connector 4 with the Y direction as the fitting direction, as will be described later. The mating connector is provided at the tip of a wire harness 2 extending from a power source such as a battery mounted on a vehicle. As a result, the electrical equipment of the slide sheet S is connected to the power supply via the wire harness 2 to supply electric power.

The case 3 is formed in the shape of a quadrangular rounded corner along the XY plane and with the X direction as the longitudinal direction, and is provided adjacent to the seat rail R extending along the X direction. When the slide seat S is guided by the two seat rails R arranged in the Y direction, the case 3 may be provided between the two seat rails R.

As shown in FIGS. 4 and 5, the case 3 includes a base portion 31 (lower case) mounted on the vehicle floor 100, a cover 32 (upper case) that covers the base portion 31 from above, and these base portions. It includes a main lock 34 (shown in FIG. 5) that locks the 31 and the cover 32, and a support structure 35 (shown in FIG. 5) that also serves as a sublock that locks the base portion 31 and the cover 32. A space for accommodating the wire harness 2 is formed between the base portion 31 and the cover 32. The base portion 31, the cover 32, the main lock 34, and the support structure 35 are made of, for example, an insulating resin.

As shown in FIG. 5, the lower surface 311 of the base portion 31 is formed in a flat shape and is installed on the vehicle floor 100. Further, the upper surface of the cover 32 is formed to be flat, and serves as a mounting surface 321 on which a floor mat (not shown) is mounted.

As shown in FIG. 4, a load-side lead-out portion 3A is formed on one end side (for example, the rear side) of the case 3 in the X direction so that the wire harness 2 can be led out by opening toward the other end side (front side). ing. The load-side lead-out portion 3A is provided so as to be continuous with one end of the seat rail R, and the wire harness 2 led out from the load-side lead-out portion 3A is introduced into the seat rail R.

As shown in FIG. 4, a tubular portion 33 for accommodating the power supply side connector 4 is formed on one end side (for example, the rear side) of the base portion 31 in the X direction. The tubular portion 33 is formed in a square tubular shape and surrounds the power supply side connector 4 from all sides. Further, the tubular portion 33 extends along the Y direction and is opened so that the mating side connector can be fitted to the power supply side connector 4.

As shown in FIG. 5, a plurality of main locks 34 (4 in the illustrated example) are provided on the peripheral edge of the case 3 at intervals. The main lock 34 is composed of a lock arm that extends from the cover 32 to the base portion 31 and can lock the corner portion of the base portion 31. That is, the main lock 34 is integrally molded with the cover 32. In the present embodiment, the lock arm as the main lock 34 is provided on the cover 32, but may be provided on the base portion 31. Further, the main lock 34 may be configured to lock the base portion 31 and the cover 32, and may be configured by using a known locking means composed of another member such as a screw.

As shown in FIGS. 5 and 6A, a plurality of support structures 35 (4 in the illustrated example) are provided on the peripheral edge of the case 3 so as to project in the Y direction. These support structures 35 are formed so that the length of the leg portion 382, which will be described later, in the Z direction is a length corresponding to the size of the gap between the case 3 and the installation surface of the vehicle floor 100. Fill the gap between 3 and the installation surface of the vehicle floor.

As shown in FIG. 6A, the support structure 35 has a lower frame-shaped portion 36 extending from the base portion 31 in the Y direction and an upper frame-shaped portion extending from the cover 32 in the Y direction. It is configured to include a 37, an attachment 38 (supporting member) inserted into the lower frame-shaped portion 36 and the upper frame-shaped portion 37 to support the base portion 31 and the cover 32. The lower frame-shaped portion 36 and the upper frame-shaped portion 37 are formed to have substantially the same shape. Further, the lower frame-shaped portion 36 is a part of the base portion 31, and the upper frame-shaped portion 37 is a part of the cover 32. Then, in a state where the base portion 31 and the cover 32 are locked by the main lock 34, the lower frame-shaped portion 36 and the upper frame-shaped portion 37 are provided so as to be vertically overlapped with each other.

As shown in FIG. 6A, the lower frame-shaped portion 36 includes a pair of lower standing walls 361 and 362 that stand (protrude) in the Y direction from the end surface 31a of the base portion 31, and a pair of lower standing walls 361 and 362. The walls 361 and 362 are connected to each other, and a lower facing wall 363 facing the end surface 31a of the base portion 31 is provided and formed in a frame shape penetrating vertically.

The upper frame-shaped portion 37 connects a pair of upper standing walls 371 and 372 that stand (protrude) in the Y direction from the end surface 32a of the cover 32 and these pair of upper standing walls 371 and 372, and also connects the cover 32. It is formed in a frame shape having an upper facing wall 373 facing the end surface 32a of the above and penetrating vertically.

An insertion lock portion 381, which will be described later, of an attachment 38 is locked to each upper end portion 37a of the pair of upper standing walls 371 and 372. The pair of upper standing walls 371 and 372 are formed so that their upper end portions 37a are lower than the upper surface (mounting surface 321) of the upper facing wall 373 and the cover 32.

The upper facing wall 373 is formed so that the upper end thereof is at the same vertical height as the upper surface 321 of the cover 32. Then, when the insertion lock portion 381 described later of the attachment 38 is locked to the pair of upper standing walls 371 and 372, the insertion lock portion 381 does not protrude from the upper surface 321 of the cover 32.

As shown in FIG. 6B, the attachment 38 is inserted into the lower frame-shaped portion 36 and the upper frame-shaped portion 37 to lock the insertion lock portion 381, and the vehicle floor 100 (in the Z direction) from the insertion lock portion 381. It is configured to have a leg portion 382 that is continuously provided on the lower) side and supports the lower surface 311 of the base portion 31.

As shown in FIGS. 7A and 7B, the insertion lock portion 381 includes a square-shaped insertion portion 383 that can be inserted into the lower frame-shaped portion 36 and the upper frame-shaped portion 37, and the lower frame-shaped portion 36 and the upper frame. It is configured to have a locking portion 384 that locks the shaped portion 37. The locking portion 384 is provided at the plate-shaped arm 385 erected above (Z direction) from the upper surface 383a of the insertion portion 383 and the tip end portion of the arm 385, and provides the upper end portion 37a of the upper frame-shaped portion 37. It is configured to have a protrusion 386 for locking.

A pair of arms 385 are provided at both ends of the upper surface 383a of the insertion portion 383 in the X direction. A pair of protrusions 386 are provided so as to lock the upper end portions 37a of the upper standing walls 371 and 372 of the upper frame-shaped portion 37. The pair of protrusions 386 are provided so as to project outward in the X direction of the insertion portion 383.

In such an insertion lock portion 381, the lower frame-shaped portion 36 and the upper frame-shaped portion 37 are vertically overlapped with each other, and the protrusion 386 of the insertion lock portion 381 penetrates the through hole 39 from below. Will be inserted. At this time, the pair of protrusions 386 are once elastically deformed inward in the X direction and then restored to lock the upper end portions 37a of the upper standing walls 371 and 372. That is, the insertion lock portion 381 functions as a sublock that locks the base portion 31 and the cover 32.

As shown in FIGS. 7A and 7B, the leg portion 382 is formed in a square shape having a larger dimension in the Y direction than the insertion lock portion 381. Specifically, the leg portions 382 are located at positions facing the contact surfaces 382a and 382b with which the lower surfaces 311 of the base portion 31 abut on both sides in the Y direction and the contact surfaces 382a and 382b, and the vehicle floor 100. It is configured to have a flat installation surface 382c installed in the above, and a peripheral surface 382d continuous with the contact surfaces 382a and 382b and the installation surface 382c. These contact surfaces 382a and 382b are formed so as to be located on the same plane. Further, one contact surface 382a is provided so that the lower surface 311 of the base portion 31 abuts, and the other contact surface 382b is the lower surface 363a of the lower facing wall 363 of the lower frame-shaped portion 36 (FIG. 6A). (Shown in) are provided so as to abut. Further, the central portion of one of the contact surfaces 382a is a recess for lightening, and is composed of a quadrangular peripheral edge portion excluding the recess.

Such a support structure 35 is assembled by the following procedure. That is, as shown in FIGS. 6A and 8, the insertion lock portion 381 is inserted into the through hole 39 formed by the lower frame-shaped portion 36 and the upper frame-shaped portion 37, and the lower frame-shaped portion 36 and the lower frame-shaped portion 36 and the lower frame-shaped portion 37 are inserted. The upper frame-shaped portion 37 is locked. That is, the insertion lock portion 381 functions as a sublock that locks the base portion 31 and the cover 32. At this time, the lower surface 311 of the base portion 31 comes into contact with the contact surface 382a of the leg portion 382, and the lower surface 363a (shown in FIG. 6A) of the lower facing wall 363 of the lower frame-shaped portion 36 hits the contact surface 382b. Get in touch. In this state, the installation surface 382c of the attachment 38 is installed in the recess 101 of the vehicle floor 100. The attachment 38 fills the gap between the case 3 and the recess 101 of the vehicle floor 100. In this way, the support structure 35 is assembled.

According to this embodiment, there are the following effects. That is, the installation surface of the vehicle floor 100 has irregularities including the recess 101, but the installation surface of the vehicle floor is provided with the attachment 38 (support member) that fills the gap between the case 3 and the recess 101 of the vehicle floor 100. When the shape of the case 3 is changed, the size of the gap between the case 3 and the vehicle floor 100 can be adjusted according to the formation position and depth (the shape of the installation surface) of the recess 101 without changing the shape of the case 3. By using the corresponding attachment 38 (support member), the shape of the installation surface can be made to follow, and the case 3 can be reused. Therefore, the power feeding device 1 can be made highly versatile.

Further, a load (pressure) may be applied to the power feeding device 1 by being stepped on by a passenger, but the attachment 38 (support member) fills the gap between the case 3 and the installation surface of the vehicle floor 100 to supply power. It is possible to prevent deformation and damage of the device 1.

Further, since the insertion lock portion 381 (lock portion) for locking the base portion 31 (lower case) and the cover 32 (upper case) is provided, the cover 32 and the base portion 31 can be fixed. ..

Further, it has a through hole 39 penetrating the cover 32 (upper case) and the base portion 31 (lower case), and the insertion lock portion 381 (lock portion) includes an insertion portion 383 inserted into the through hole 39 and the insertion portion 383. It has a locking portion 384 provided on the insertion portion 383 to lock the cover 32 (upper case). According to this, by inserting the insertion portion 383 into the through hole 39 penetrating the cover 32 (upper case) and the base portion 31 (lower case), the locking portion 384 engages with the cover 32 (upper case). Since it stops, the cover 32 (upper case) and the base portion 31 (lower case) can be easily fixed. Further, since the size of the insertion lock portion 381 in the insertion direction can be increased, rattling of the attachment 38 (support member) with respect to the cover 32 (upper case) and the base portion 31 (lower case) can be suppressed. ..

Further, the attachment 38 (support member) is provided with a leg portion 382 on the vehicle floor 100 side of the insertion lock portion 381 (lock portion), and the leg portion 382 is a lower surface 311 (lower case) of the base portion 31 (lower case). It has a contact surface 382a that comes into contact with the bottom surface). According to this, the contact surface 382a of the leg portion 382 comes into contact with the lower surface 311 (bottom surface) of the base portion 31 (lower case), so that the attachment 38 (support member) and the base portion 31 (lower case) It is possible to suppress rattling.

Further, the leg portion 382 has the contact surfaces 382a and 382b at positions separated from each other, and the plurality of (two in the illustrated example) contact surfaces 382a and 382b are the base portion 31 including the lower frame-shaped portion 36. It is in contact with (lower case) at two points (multiple points). That is, the base portion 31 (lower case) is supported by the leg portions 382 at a plurality of locations (two locations in the embodiment), and the attachment 38 (support member) and the base portion 31 (lower case) are further supported. It is possible to suppress rattling with.

The present invention is not limited to the above-described embodiment, but includes other configurations and the like that can achieve the object of the present invention, and the following modifications and the like are also included in the present invention.

For example, in the above-described embodiment, the insertion lock portion 381 is configured such that a pair of protrusions 386 locks the upper end portions 37a of the upper standing walls 371 and 372, but the present invention is limited thereto. It is not something that is done. For example, a through hole (not shown) into which each protrusion 386 fits is formed in each of the pair of upper standing walls 371 and 372 of the upper frame-shaped portion 37, and the pair of protrusions 386 fit into the through hole and each of them. The upper standing walls 371 and 372 may be locked.

Further, in the above-described embodiment, the insertion lock portion 381 has a pair of locking portions 384 and 384, but the present invention is not limited thereto. The insertion lock portion may be configured to have one locking portion 384.

Further, in the above-described embodiment, the attachment 38 as a support member has an insertion lock portion 381, but the present invention is not limited thereto. The support member does not have to have the insertion lock portion 381. In that case, the support member may be configured to be locked (fixed) somewhere on the cover 32. That is, the support member may include a leg portion 382 that fills a gap between the case 3 and the installation surface of the vehicle floor 100.

Further, in the above-described embodiment, the attachment 38 as the support member has a length of the leg portion 382 in the Z direction corresponding to the size of the gap between the case 3 and the installation surface of the vehicle floor 100. It is formed so as to fill a gap between the case 3 and the installation surface of the vehicle floor 100. That is, the plurality of attachments 38 may be formed so that the length of the leg portion 382 that each of the attachments 38 has is a length corresponding to the size of the gap between the case 3 and the installation surface of the vehicle floor 100. , They may be formed to have substantially the same length, or they may be formed to have different lengths.

Further, in the above embodiment, the attachment 38 as a support member is installed in the recess 101 of the vehicle floor 100. For example, as shown in FIG. 8, the reference that is raised with respect to the recess 101 in the vehicle floor 100. It may be provided on the surface 102. That is, even if the attachment has a configuration having no leg portion (a configuration having only the insertion lock portion 381), the power feeding device has at least one attachment 38 having the leg portion 382. I just need to be there. That is, if at least one attachment 38 having the leg portion 382 is provided as the power feeding device, it is included in the power feeding device of the present invention.

Further, in the above-described embodiment, the main lock 34 for locking the base portion 31 and the cover 32 is provided, but the present invention is not limited thereto. The main lock 34 may be omitted.

In addition, the best configuration, method, and the like for carrying out the present invention are disclosed in the above description, but the present invention is not limited thereto. That is, although the present invention is particularly illustrated and described primarily with respect to a particular embodiment, it does not deviate from the scope of the technical idea and purpose of the present invention and has a shape relative to the embodiments described above. , Materials, quantities, and other detailed configurations can be modified by those skilled in the art. Therefore, the description limiting the shapes, materials, etc. disclosed above is merely an example for facilitating the understanding of the present invention, and does not limit the present invention. Therefore, those shapes, materials, etc. The description by the name of the member which removes a part or all of the limitation such as is included in the present invention.

1 Power supply device 2 Wire harness 3 Case 31 Base (lower case)
32 cover (upper case)
38 Attachment (support member)
39 Through hole 100 Vehicle floor 381 Insertion lock part (lock part)
382 Leg 383 Insertion 384 Locking 382a, 382b Contact surface S sheet (slide body)

Claims (4)

A power supply device installed on the vehicle floor to supply electric power to the slide body.
A wire harness for electrically connecting the power supply of the vehicle and the slide body,
A case that houses the wire harness,
And a supporting member to fill the gap between the vehicle floor and the case,
The case includes a lower case located on the vehicle floor side and an upper case located on the side away from the vehicle floor across the lower case.
The support member is a power feeding device having a locking portion that locks the lower case and the upper case . It has a through hole that penetrates the lower case and the upper case.
The locking unit is claimed in claim 1, characterized in that it has an insertion portion inserted into the through hole, and the locking portion for locking the upper case provided in the insertion portion, the Power supply device. The support member is provided with legs on the vehicle floor side of the lock portion.
The power feeding device according to claim 1 or 2 , wherein the legs have a contact surface that comes into contact with the lower case. The power feeding device according to claim 3 , wherein the legs have a plurality of the contact surfaces at positions separated from each other.

Images