JPH0722121Y2 - Headrest stay guide mounting structure - Google Patents

Description

TECHNICAL FIELD The present invention relates to an attachment structure of a headrest stay guide that inserts and holds a stay of a headrest that is vertically movable in a vehicle seat or the like.

2. Description of the Related Art Conventionally, in order to attach a stay guide of a headrest to a seat back body, after assembling a cushion pad 1 with a seat skin 2 as shown in FIG. 4a is assembled and arranged on the outer surface of the seat cover 2, and the guide post 4b and the leg portion 4c of the stay guide 4 are inserted into the seat back through the openings formed in the cushion pad 1 and the seat cover 2, It is usual that the leg portions 4c are applied to the plate surface of the seat back frame 3 and the stay guide 4 is tightened and fixed to the seat back frame 3 with a screw or the like screwed from the stay guide body 4a.

In this headrest stay guide attachment structure, the stay guide 4 is attached by compressing the wadding material of the cushion pad 1 and the seat surface 2 with the stay guide body 4a. Therefore, as shown in FIG. 12, the crease wrinkles x and the bending y of the sewing line are the seat back body B.
Occurs on the top surface of. Further, as shown in FIG. 13, a gap z is also formed between the seatback body B and the headrest F, which impairs a sense of luxury.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention The present invention is an improved headrest stay guide installation that allows the stay guide to be installed stably without causing creases, bending of the sewing line, or gaps in the top surface of the seat back body. It is intended to provide a structure.

In the mounting structure of the headrest stay guide according to the present invention, an opening exposing the plate surface of the seatback frame is provided on the top surface of the cushion pad assembled to the seatback frame. Inside of the seat, the top surface is located flush with the top surface of the cushion pad so that the stay guide body is placed and fixed on the plate surface of the seatback frame, and the guide post is inserted through the plate surface of the seatback frame. To accommodate the stay guide, the cushion pad is covered with a seat skin by aligning the opening with the stay insertion hole of the stay guide, and the stay insertion hole is formed through the seat skin as the stay insertion hole of the stay guide. Align and fix the outer cover to the stay guide, and then attach the outer edge of the seat cover to the stay guide. It is constructed by sandwiching and fixing with a water cover.

In this headrest stay guide mounting structure, an opening exposing the plate surface of the seatback frame is provided on the top surface of the cushion pad assembled to the seatback frame, and the top surface is cushioned inside the opening. Since the stay guide main body is placed and fixed on the plate surface of the seat back frame by being positioned on the same plane as the top surface of the pad, and the guide post is inserted into the plate surface of the seat back frame to accommodate the stay guide, The stay guide can be stably and easily assembled and fixed to the seat back frame. Further, even if the outer cover is fixedly attached to the stay guide through the seat skin covering the cushion pad, the cushion pad is not compressed and the periphery of the hole of the seat skin is located on the same plane as the top surface of the cushion pad. Since the top surface of the stay guide and the outer cover can be clamped and fixed flat, the opening around the seat skin through which the headrest stay is inserted can be beautifully finished.

Examples The following is a description with reference to FIGS. 1 to 10.

The mounting structure of the headrest stay guide is applied to each top portion where the pair of left and right headrest stays are inserted into the seatback body. As a stay guide for the headrest, a lock side for chain-locking and fixing the headrest to a desired height and a free side for simply inserting and supporting the headrest stay are attached in pairs.

FIGS. 1 and 2 show the mounting structure of the headrest stay guide constituting the lock side. The seatback body has a cushion pad 10 of a desired thickness and a seatback frame 11
It is assembled in the same manner as a normal one by assembling it in a sheet and covering it with the seat cover 12. An opening 10a for accommodating the entire stay guide 13 including the stay guide body 130 is provided on the top surface of the cushion pad 10. The opening 10a is provided so as to expose the plate surface of the seatback frame 11 by removing the thickness of the cushion pad 10.

On the lock side stay guide 13, the stay guide body is
A lock lever 131, which is slidably mounted from the side of 130, is elastically displaceable. The lock lever 131 has a lock plate 131b that projects laterally from the operation piece 131a, and a rectangular opening 131c is provided on the plate surface of the lock plate 131b to insert the headrest stay into the mouth so that the shaft of the headrest stay is rotated. The headrest stay is attached so that the notch and the lip formed on the side surface are engaged and disengaged to positionally lock the headrest stay. Also,
A guide post 132 and leg portions 133 are integrally formed on the stay guide 13 so as to project downward from the stay guide body 130. The guide post 132 has a stay insertion hole 1 that communicates with the inside of the axis from the upper surface of the stay guide body 130.
34 are provided.

The stay guide 13 inserts the guide post 132 downward from a through hole provided in the plate surface of the seat back frame 11,
By mounting the leg portion 133 on the plate surface of the seatback frame 11, it is tightened and fixed to the plate surface of the seatback frame 11 with a screw 135 screwed from the stay guide body 130 to the plate surface of the seatback frame 11. There is. When the stay guide 13 is attached, the entire stay guide 13 is housed inside the opening 10a provided in the cushion pad 10 such that the top surface is flush with the top surface of the cushion pad 10.

Since the lock lever 131 is assembled to the stay guide 13, the inner plate 136 forming the top surface of the stay guide 13 is attached to the upper side. The inner plate 136 is fitted and fixed to the stay guide body 130 by a pair of left and right hooking pawls 136a and 136b. Further, the top surface of the inner plate 136 has an opening 136c aligned with the stay insertion hole 134 of the stay guide body 130 and the lock lever 1.
An opening 136d for projecting the operation piece 131a of 31 and a plurality of stop holes 136e for engaging with hooks of an outer cover described later are provided. Including the inner plate 136, the stay guide 13 is accommodated inside the opening 10a such that the top surface is flush with the top surface of the cushion pad 10, and the entire seat skin covered with the cushion pad 10.
Encapsulated with 12. The inner plate 136 may be attached to the stay guide body 130 depending on the shape of the lock lever 131.
It can also be formed integrally with.

The seat cover 12 has an opening for inserting the headrest stay.
12a and an opening 12b for projecting the operating piece 131a of the lock lever 131, and a plurality of openings 12c for inserting hooks of an outer cover to be described later are provided. The seat cover 12 has the openings 12a, 12b, 12c ...
The cushion pad 10 is attached so as to be aligned with the openings 136c and 163d of 36 and the stop holes 136e. An outer cover 14 is attached to the seat skin 12 so as to cover the molding surfaces of the openings 12a, 12b, 12c.

The outer cover 14 has a stay insertion hole 14a and an opening 1 where the operation piece 131a of the lock lever 131 is projected outward.
4b and are provided on the plate surface. The outer cover 14 has formed latching claws 14c protruding downward from the plate surface from the openings 12c of the seat cover 12 to the fixing holes 13 of the inner plate 13b.
6e are engaged with the hole edges of the opening 14b and project downward from the hole edge of the hole 14b. There is.

The stay guide 13 including the inner plate 136 can be attached to the seat back frame 11 after the cushion pad 10 is assembled to the seat back frame 11 and before the seat skin 12 is attached to the cushion pad 10. In the stay guide 13, as shown in FIG. 3, the guide post 132 is inserted into the through hole provided in the plate surface of the seatback frame 11 through the opening 10a of the cushion pad 10 so that the guidepost 132 is located below the plate surface of the seatback frame 11. After being inserted, the stay guide body 130 is placed on the plate surface of the seat back frame 11 and the whole is housed inside the opening 10a. The stay guide 13 fixes the seat back frame 11 by inserting a screw 135 from the outside of the stay guide body 130 and screwing the screw 135 into the plate surface of the seat back frame 11. As shown in FIG. 4, the lock lever 131 partially attaches the cushion pad 10 around the opening 10a and assembles it to the stay guide body 130 from the side. Inner plate 136
As shown in FIG. 5, the operation piece 131a is projected upward from the opening 136d to be fitted and fixed to the stay guide body 130 so as to position and support the lock lever 131. With the inner plate 136 assembled, the seat cover 12 may be covered on the outside of the cushion pad 10, and the outer panel 14 may be fixedly attached to the inner plate 136 via the seat cover 12 as shown in FIG. .

In the structure for mounting the headrest stay guide thus configured, the opening 10a exposing the plate surface of the seatback frame 11 is provided on the top surface of the cushion pad 10, and the stay guide 13 is formed by the stay guide body 130.
By positioning and mounting on the plate surface of 1, the stay guide 13 is housed inside the opening 10a so that the top surface is located on the same plane as the top surface of the cushion pad 10, so the cushion pad 10 is compressed. Never. Further, since the seat cover 12 can be sandwiched and supported by the inner plate 136 of the stay guide 13 and the outer cover 14 while being stretched,
As shown in FIG. 7, it is possible to prevent the occurrence of creases or bending of the sewing line at the top of the seat back B. Since the outer cover 14 which can be formed to be relatively thin is only attached to the top portion of the seat back B, it is possible to prevent a gap from being formed between the seat back B and the headrest. Furthermore, by covering the opening of the seat cover 12 with an outer cover 14, the terminal can be beautifully finished.
Since it is attached to the inner plate 136 with 14c, the seat cover 12 can be prevented from shifting.

Although the above embodiment has been described with the lock side stay guide 13, the free side can be configured similarly as shown in FIGS. However, this free side stay guide 20 is not provided with the lock lever 131. The stay guide 20 has the opening 10 of the cushion pad 10 as described above.
The outer cover 21 is placed on the plate surface of the seat back frame 11 exposed at a and accommodated inside the opening 10a, and the outer cover 21 is placed outside the inner plate 20a of the stay guide 20 through the seat skin 12 that covers the cushion pad 10. It is assembled by attaching from.

In either case of the lock side or the free side, as shown in FIG. 10, in the case where the top of the seat back body B is inclined with respect to the headrest stay S, the top plate surface is inclined according to the inclination angle θ. Inner plate 136,20a formed on
Since the outer covers 14 and 21 are assembled and attached to the outer covers 14 and 21, it is possible to reliably prevent the generation of wrinkles and bending of the sewing line at the top of the seatback body B.

Effects of the Invention As described above, according to the headrest stay guide mounting structure of the present invention, there is no occurrence of creases or bending of the sewing line at the top of the seatback body, and there is no gap between the headrest and the headrest. Since it is possible to prevent the occurrence of a gap, it is possible to assemble the sheet as a sheet having a good appearance and high quality.

[Brief description of drawings]

FIG. 1 is an explanatory view showing a mounting structure of a headrest stay guide according to the present invention on a lock side, FIG. 2 is a developed perspective view showing respective components of the lock side, and FIGS. 3 to 6 are assembly of the lock side. FIG. 7 is an explanatory view showing the procedure, FIG. 7 is a partial perspective view of a seat back to which the same mounting structure is applied, FIG. 8 is an explanatory view showing the same mounting structure on the free side, and FIG. FIG. 10 is an exploded perspective view showing the same mounting structure in which the top portion of the seat back body is inclined obliquely, and FIG. 11 is an explanatory view showing the mounting structure of the headrest stay guide according to the conventional example. 13 and 14 are explanatory views showing a problem of the mounting structure. 10: Cushion pad, 10a: Cushion pad opening, 11: Seat back frame, 12: Seat cover, 12a: Seat cover opening, 13,20: Stay guide, 130: Stay guide body, 132: Guide post, 134: stay insertion hole of stay guide, 14, 21: outer cover, 14a: stay insertion hole of outer cover, B: seat back body, S: headrest stay.

Claims (1)

[Scope of utility model registration request] 1. A cushion pad (10) assembled to a seat back frame (11) is provided with an opening (10a) exposing a plate surface of the seat back frame (11) on the top surface thereof, and the opening (10a). ) Inside, the top surface is located flush with the top surface of the cushion pad (11), the stay guide body (130) is placed and fixed on the plate surface of the seat back frame (11), and the guide post is also installed. (132) is inserted through the plate surface of the seat back frame (11) to accommodate the stay guide (13, 20), and the cushion pad (10) has an opening (12a) for the stay guide (13, 20). The seat cover (12) is covered so as to be aligned with the stay insertion hole (134), and the stay insertion hole (14) is inserted through the seat cover (12).
Align a) with the stay insertion hole (134) of the stay guide (13, 20), and fix the outer cover (14, 21) to the stay guide (13, 20) by fixing it to the hole of the seat cover (12). Stay guide (13,20) and outer cover (14,21) around the edge
Headrest stay guide mounting structure characterized by being held and fixed by and.