JPH0665060U - Rail unit protective cover - Google Patents

Abstract

(57) [Abstract] [Purpose] A rail unit that not only reduces cost but also conceals the inside of the rail opening to improve the appearance and improve the appearance quality without impairing the operability of the rail unit. Provide a protective cover. [Structure] An opening 42 is provided in a cover body 41 to be attached to an end of a floor side rail 30, and an opening 42 is provided on the upper side of a peripheral edge of the opening 42.
The opening 42 is closed by half by one side by its own weight, and a pair of lids 44, 44 that are opened when the tip end side of the sliding contact portion 21 of the seat side rail 20 is pulled out from the opening 42 are connected.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention has a floor side rail having an opening groove facing the seat side and extending in the longitudinal direction and fixed to the floor side of a vehicle body, and a sliding contact that is slidably fitted in the floor side rail in the longitudinal direction. The present invention relates to a protective cover for a rail unit that is attached to an end of a rail unit including a seat-side rail in which a seat-mounting support portion extending from an opening groove of the floor-side rail is provided in series.

[0002]

[Prior art]

 As a conventional protective cover for a rail unit of this type, there is, for example, one disclosed in Japanese Utility Model Laid-Open No. 5-115936.

That is, the lower rail (lower rail) fixed to the floor side of the vehicle body via a mounting bracket has an upper rail (seat side rail) including a substantially horizontal lower portion and a base portion vertically erected on the lower rail. ) Is slidably fitted inside, and a protective cover is installed so as to cover the end of the lower rail and the mounting bracket.

The protective cover is formed with a horizontal groove and a vertical groove through which the lower portion and the base portion of the upper rail can pass so as not to interfere with the upper rail that comes out of the end opening of the lower rail.

[0005]

[Problems to be solved by the device]

 However, in such a conventional protective cover for a rail unit, not only the vertical groove but also the horizontal groove on the front end side of the cover, which is easily visible to a person seated in the rear seat, is always open. Therefore, the appearance was not good and there was a problem in appearance quality.

Therefore, it is conceivable to provide a lid for concealing the horizontal groove that is sufficient if the upper rail is opened only when the upper rail comes out from the end opening of the lower rail. Since it is necessary to devise a method such as mounting a spring, the number of man-hours will be increased, which may cause a cost increase.

The present invention has been made in view of such conventional problems, and realizes cost reduction, and hides the inside of the opening of the rail without impairing the operability of the rail unit and makes it look good. The objective is to provide a protective cover for the rail unit that improves the appearance and quality of the appearance.

[0008]

[Means for Solving the Problems]

 The gist of achieving this object is to provide a floor rail (30) having an opening groove (34) facing the seat side and extending in the longitudinal direction and fixed to the floor side of a vehicle body, and the floor rail. A support portion (23) for seat mounting, which extends from the opening groove (34) of the floor-side rail (30) in a sliding contact portion (21) which is slidably fitted in the longitudinal direction with respect to (30). In the protective cover (40) of the rail unit (10) attached to the end of the rail unit including the seat-side rail (20) that is continuously provided, the outer wall of the end of the floor-side rail (30) is circulated. An opening (42) provided with a cover body (41) to be mounted, in which the front end side of the sliding contact portion (21) of the seat side rail (20) can appear and disappear in the cover body (41), and the opening portion (42). It is connected to the center of the upper edge of An insertion groove (43) through which the support portion (23) of the seat side rail (20) can pass is provided, and the insertion groove (43) is provided on the upper side of the peripheral edge of the opening portion (42) of the cover body (41). In the state in which the opening (42) is closed by half by one side by its own weight, and when the tip end side of the sliding contact part (21) of the seat side rail (20) comes out from the opening (42), The pair of lids (44, 44) that can be opened and closed are connected to each other with the support portion (23) of the seat side rail (20) pushed by the contact portion (21) in between. It resides in the protective cover (40) of the rail unit (10) that is characteristic.

[0009]

[Action]

 When the tip side of the seat-side rail (20) is inside the end of the floor-side rail (30), the opening of the cover body (41) attached to the end of the floor-side rail (30) ( 42) is closed by a pair of lids (44, 44) in a state in which the opening (42) is closed by half on one side by its own weight.

As described above, the pair of lids (44, 44) can naturally close the opening (42) by their own weight without separately providing a special biasing means or the like. Therefore, it is possible to hide the inside of the opening of the rail seen through the opening (42) of the cover body (41) with a simple structure, improve the appearance, and improve the appearance quality.

When the seat side rail (20) is slid with respect to the floor side rail (30) so that the leading end side of the seat side rail (20) comes out of the end opening of the floor side rail (30), the seat side rail (30) The support portion (23) of (20) passes through the insertion groove (43) of the cover body (41), and the tip end side of the sliding contact portion (21) of the seat side rail (20) is attached to the cover body (41). A pair of lids (44, 44) covering the opening (42) from above is pushed outward to open, and the cover (41) is pulled out to the outside through the opening (42).

Therefore, when the rail unit (10) is in operation, the pair of lids (44, 44) for opening and closing the opening portion (42) of the cover body (41) does not interfere with the operation of the rail. Operability is not impaired. When the end of the seat-side rail (20) is again drawn into the floor-side rail (30), the pair of lids (44, 44) of the cover body (41) naturally open by the weight of the opening (42). Close.

[0013]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 3 show an embodiment of the present invention. As shown in FIG. 1, the rail unit 10 is a combination of a floor-side rail 30 fixed to the vehicle body floor side and a seat-side rail 20 that is fitted in the floor-side rail 30 so as to be movable back and forth and directly supports a seat. A protective cover 40 is attached to the rear end (or front end) of the rail unit 10.

The floor-side rail 30 is formed in a groove-shaped cross section as shown in the drawing, and has a bottom surface portion 31, both side wall portions 32 and 32, and a ceiling portion 33. An opening groove 34, which extends in the longitudinal direction and extends to both ends of the floor-side rail 30, is formed substantially at the center of the ceiling portion 33.

On the other hand, the seat-side rail 20 extends above the opening groove 34 of the floor-side rail 30 at the sliding contact portion 21 that is slidably fitted in the floor-side rail 30 along the longitudinal direction thereof. It is formed by connecting support portions 23 for seat mounting in series, and its cross section has an inverted Y shape as a whole. Further, both edges of the sliding contact portion 21 are bent upward to form flanges 22 and 22.

The seat-side rail 20 is formed by welding two angle members back to back. Although not shown, a bearing such as a spherical roller is interposed between the sliding contact portion 21 of the seat side rail 20 and the bottom surface portion 31 of the floor side rail 30.

The protective cover 40 mounted on the rear end of the rail unit 10 includes a cover body 41 made of synthetic resin that is mounted so as to surround the outer wall of the rear end of the floor rail 30. An opening 42 is formed on the front end side of the cover body 41 so that the front end side of the sliding contact portion 21 of the seat side rail 20 can be projected and retracted. Further, on the upper side of the cover body 41, the peripheral edge of the opening 42 is formed. An insertion groove 43 extending in the longitudinal direction is formed so as to be continuous with the upper center and through which the support portion 23 of the seat side rail 20 can pass.

Above the peripheral edge of the opening 42 of the cover body 41, a state in which the opening 42 is closed approximately half on one side by its own weight with the insertion groove 43 in between (see FIG. 3), and from the opening 42 to the seat side rail 20. When the front end side of the sliding contact portion 21 of the vehicle slides out, a pair of lids that can be opened and closed are pushed outward by the sliding contact portion 21 and open outward with the support portion 23 of the seat side rail 20 in between (see FIGS. 1 and 2). The bodies 44, 44 are connected.

As shown in FIG. 1, the pair of lids 44, 44 are integrally formed on the upper side of the peripheral edge of the opening 42, respectively, and between the upper edge of each lid 44 and the upper side of the peripheral edge of the opening 42. A thin-skinned hinge 45 is formed on the. Further, stoppers 46, 46 are provided on the left and right of the periphery of the opening 42 to prevent the respective lids 44 from entering the inside of the opening 42. Note that, as shown in FIG. 3, the pair of lids 44, 44 is in a state of closing the opening 42 by its own weight, and thus no biasing means such as a spring is required.

Next, the operation will be described. As shown in FIG. 1, by mounting the cover body 41 of the protective cover 40 on the rear end of the floor-side rail 30, there is no danger of burrs or sharp edges at the opening end of the floor-side rail 30, and safety is eliminated. Is improved.

When the front end side of the seat side rail 20 is inside the rear end of the floor side rail 30, the opening 42 of the cover body 41 attached to the rear end of the floor side rail 30. 3, as shown in FIG. 3, the opening 42 is closed by a pair of lids 44, 44 which are in a state of closing the opening 42 by half on one side by its own weight.

As described above, the pair of lids 44, 44 can naturally close the opening 42 by their own weight without separately providing a special biasing means or the like. Therefore, with a simple structure, the inside of the opening of the rail seen from the opening 42 of the cover body 41 can be hidden, and the appearance can be improved and the appearance quality can be improved.

On the other hand, when the seat-side rail 20 is moved rearward with respect to the floor-side rail 30 in order to adjust the front-back position of the seat (not shown), the front end of the sliding contact portion 21 of the seat-side rail 20 is moved. It goes out from the rear end opening of the floor-side rail 30 and comes into contact with the back sides of the pair of lids 44, 44. When the seat-side rail 20 is further moved backward, the pair of lids 44, 44 are pushed, and as shown in FIG. At this time, the pair of lids 44, 44 respectively open outward with the support portion 23 of the seat side rail 20 interposed therebetween.

As a result, as shown in FIG. 1, the sliding contact portion 21 of the seat side rail 20 can be pulled out from the rear end opening of the floor side rail 30 and the opening portion 42 of the cover body 41, and the rail unit 10 can be opened. The protective cover 40 does not interfere with the slide of the seat side rail 20 and the operability is not impaired during the operation of.

In order to return the seat to its original position, the seat-side rail 20 is moved forward, and when the seat-side rail 20 is retracted into the floor-side rail 30 again, the pair of cover bodies 4 1 The lids 44 and 44 swing by their own weight so as to naturally close the opening 42, and abut on a stopper 46 formed on the peripheral edge of the opening 42 to stop.

[0026]

[Effect of device]

 According to the protective cover of the rail unit according to the present invention, an opening is provided in the cover body attached to the end of the floor-side rail, and the opening is closed by half its weight on the upper side of the peripheral edge of the opening by one side. Since a pair of lids that are opened when the tip of the sliding contact part of the seat-side rail is pulled out from the opening is connected, the cost can be reduced with a simple structure and the operability of the rail unit is not impaired. The inside of the opening can be hidden to improve the appearance and improve the appearance quality.

[Brief description of drawings]

FIG. 1 is a perspective view showing a protective cover of a rail unit according to an embodiment of the present invention.

FIG. 2 is an operation explanatory view showing a state in which a pair of lids of the protective cover of the rail unit according to the embodiment of the present invention are opened.

FIG. 3 is an operation explanatory view showing a state in which a pair of lids of the protective cover of the rail unit according to the embodiment of the present invention are closed.

[Explanation of symbols]

 10 ... Rail unit 20 ... Seat side rail 30 ... Car body side rail 40 ... Protective cover 41 ... Cover body 42 ... Openings 44, 44 ... Lid body

Claims (1)

[Scope of utility model registration request] 1. A floor rail having an opening groove facing the seat and extending in the longitudinal direction and fixed to the floor side of a vehicle body, and a sliding contact slidably fitted in the floor rail in the longitudinal direction. In a protective cover of a rail unit attached to an end of a rail unit including a seat side rail in which a seat mounting support portion extending from an opening groove of the floor side rail is continuously provided in the section, The seat includes a cover body mounted so as to circulate an outer wall of an end portion, and the cover body is provided with an opening in which a tip end side of a sliding contact portion of the seat side rail can be projected and retracted, and the seat connected to a substantially center of an upper edge of the opening. An insertion groove through which the support portion of the side rail can pass is provided, and a state in which the opening portion is closed by the weight of the insertion groove on the upper side of the peripheral edge of the cover body by one half on each side, and the opening portion From seat A pair of lids that can be opened and closed so as to be opened outward with the support portions of the seat side rails interposed therebetween when the front end side of the sliding contact portion of the rail comes out. Rail unit protective cover.