JP3179851U - Steering column cover mounting structure - Google Patents

Abstract

A steering column cover mounting structure capable of mounting a column cover to a steering column of an automobile without rattling is provided.
A bracket 11 protrudes outward from a steering column 1, and a plate-like portion 12 is provided on the bracket 11. The column cover 2 is provided with an insertion holding portion 5 for inserting a plate-like portion of the bracket 11. The fitting holding portion 5 is provided with a locking claw 6 for locking the end portion of the plate-like portion 12 and holding ribs 9 for holding both sides in the width direction of the plate-like portion 12 are provided on both sides. Further, a holding convex portion 8 that abuts and holds the plate-like portion 12 of the bracket 11 from the side of the anti-claw claw protrudes from the bottom plate 7 of the fitting holding portion 5. Slits are provided on both sides of the holding convex portion 8 in the bottom plate 7 so as to be elastically deformable.
[Selection] Figure 1

Description

  The present invention relates to a mounting structure for a steering column cover of an automobile, and more particularly to a mounting structure for a steering column cover that allows the column cover to be mounted to the steering column without rattling.

  A steering column cover is attached to the steering column of an automobile so as to cover the vicinity of the front portion thereof. This type of column cover is usually divided into a lower cover part and an upper cover part, and the lower cover part is fixed to a column post of the steering column by fastening a fixing screw via a bracket.

  In addition, as described in Patent Document 1 below, this column cover has a hook claw or a contact plate provided on the lower cover part or upper cover part engaged with a bracket provided on the steering column side. Then, the lower cover part or the upper cover part is slid to fit them together and temporarily fix them. Thereafter, the fixing screw is inserted into the mounting hole provided in the bracket from the mounting hole provided in the lower cover part or the upper cover part, and the column cover is fastened and fixed by the fixing screw.

JP-A-2005-162068

  However, when temporarily fixing the lower cover or upper cover of the column cover to the steering column, there is a gap between the bracket and the hook claw or the contact plate, and it is fastened in a temporarily fixed state that tends to cause rattling. Therefore, there has been a problem that the workability of the fixing screw insertion and tightening work is poor.

  Furthermore, there is a gap between the bracket and the hook claw or between the bracket and the contact plate because it has a function of fixing the cover portion on the side opposite to the fixing screw. In this case, even after the column cover is fastened and fixed with the fixing screw, there is a problem that rattling due to the gap is likely to occur.

  The present invention solves the above-described problems, and an object of the present invention is to provide a steering column cover mounting structure capable of mounting the column cover to the steering column without rattling.

  In order to achieve the above object, a steering column cover mounting structure according to the present invention is a steering column cover mounting structure in which a column cover is mounted so as to cover the steering column, and a bracket protrudes outward from the steering column. The bracket is provided with a plate-like portion, the column cover is provided with a fitting holding portion for fitting the plate-like portion of the bracket, and the fitting holding portion has an end of the plate-like portion. And a retaining rib for holding both side portions in the width direction of the plate-like portion is provided on both sides, and the engagement of the latching claw in the plate-like portion of the bracket is provided. A holding convex part that abuts and holds on the stop surface side protrudes from the bottom plate of the fitting holding part, and slits are provided in the bottom plate on both sides of the holding convex part.

  According to this device, when temporarily attaching the column cover to the steering column, the column cover insertion holding portion is fitted into the steering column bracket, and the bracket plate-like portion is fitted between the holding ribs. Then, the end of the plate-like portion is locked by the locking claw. At this time, the holding convex portion on the bottom plate of the fitting holding portion abuts on the plate-like portion, and the bottom plate on both sides of the holding convex portion has slits, so that the bottom plate is elastically deformed and the holding convex portion Presses the plate-like portion of the bracket in contact with the non-locking surface side of the locking claw. For this reason, the column cover can be temporarily fixed at a fixed position without causing backlash.

  After that, the column cover is fastened and fixed to the steering column with a fixing screw. Since the column cover is temporarily fixed without rattling, the fixing screw can be easily inserted and tightened. Furthermore, with the column cover tightened and fixed, there is no gap between the bracket and the column cover fitting and holding portion, and the holding convex part presses the bracket, preventing rattling and noise due to rattling. Can do.

  Here, the slits provided on the bottom plate on both sides of the holding convex portion are provided in parallel to both sides of the holding convex portion and with a length of about 2 to about 5 times the width of the holding convex portion. Is preferred. According to this, the bottom plate can be sufficiently elastically deformed, and the bracket can be effectively pressed.

  Further, the holding ribs may be formed with inclined surfaces so that a plurality of the holding ribs are erected on both sides on the bottom plate of the fitting holding portion, and the opposing surfaces open upward on the bottom plate. preferable. According to this, when the plate-like portion of the bracket is fitted into the fitting holding portion, the inclined surface facing the inside of the holding rib serves as a guide, so that the plate-like portion of the bracket can be easily fitted into the fitting holding portion. Can do.

  The column cover may be divided into a lower cover portion and an upper cover portion, and the fitting holding portion may be provided inside the lower cover portion.

  According to the steering column cover mounting structure of the present invention, the column cover can be mounted to the steering column without rattling.

It is a disassembled perspective view of the steering column cover which shows one Embodiment of this invention. It is a top view of the insertion holding | maintenance part provided in the lower cover part of the column cover. FIG. 3 is a sectional view taken along line III-III in FIG. 2. It is IV-IV sectional drawing of FIG. It is a perspective view of the bracket provided in a steering column.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. This attachment structure of the steering column cover is an example of an attachment structure for attaching the column cover 2 to the front portion (driver side) of the steering column 1 of the automobile so as to cover it.

  As shown in FIG. 1, the column cover 2 is divided into a lower cover portion 3 that covers the lower side of the front portion of the steering column 1 and an upper cover portion 4 that covers the upper side of the steering column 1. Provided inside the part 3. The upper edge part of the lower cover part 3 and the lower edge part of the upper cover part 4 are formed with fitting parts that can be fitted together when fitted together.

  A combination switch unit 15 is attached to the front portion of the steering column 1 as shown in FIG. 1, and the lower cover portion 3 and the upper cover portion 4 of the column cover 2 cover the combination switch unit 15 from above and below, The steering shaft 16 is attached so as to protrude forward (driver side).

  A plate-like bracket 11 projects from the lower portion of the steering column 1 so as to project outward. As shown in FIG. 5, the bracket 11 having a bent metal plate has a lower cover having a fitting holding portion 5 in which a plate-like portion 12 is fitted to the plate-like portion 12 in the vicinity of a tip portion thereof. It is provided substantially parallel to the inner surface of the part 3. This plate-like part 12 becomes a fitting holding part of the bracket 11.

  As shown in FIG. 1, a fitting holding portion 5 for fitting the plate-like portion 12 of the bracket 11 is provided inside the lower cover portion 3 of the column cover 2. As shown in FIGS. 2 to 4, the insertion holding portion 5 has locking claws 6 for locking the end portion of the plate-like portion 12 of the bracket 11 to the edge portion of the base portion formed in a frame shape. A base plate 7 is provided on the base portion. As shown in FIG. 3, the plate-like portion 12 of the bracket 11 is inserted on the bottom plate 7. At this time, the back surface of the plate-like portion 12 (the surface opposite to the contact side of the locking claw 6). The holding convex portion 8 protrudes from the bottom plate 7 so as to abut on the bottom plate 7.

  Further, slits 7a are provided on both sides of the holding convex portion in the bottom plate 7, and when the holding convex portion 8 is pressed from above, the bottom plate 7 of the holding convex portion 8 is easily elastically deformed. Yes. When the insertion holding portion 5 is formed, as shown in FIG. 3, the tip of the holding convex portion 8 is formed so as to slightly protrude from the back surface position of the plate-like portion 12 in the insertion holding portion 5. The Thereby, in a state where the plate-like portion 12 of the bracket 11 is fitted into the fitting-and-holding portion 5, the tip of the holding convex portion 8 is connected to the back surface of the plate-like portion 12 (the locking surface of the locking claw 6 in the plate-like portion 12. Is a structure that presses the opposite surface).

  The two slits 7a provided on the bottom plate 7 on both sides of the holding convex portion 8 extend in parallel in the width direction of the bottom plate, and the length of the slit 7a is about twice the width of the holding convex portion 8. To about 5 times. When the length of the slit 7a is shorter than about twice the width of the holding convex portion 8, the amount of elastic deformation of the bottom plate becomes too small, and the length of the slit 7a is longer than about five times the width of the holding convex portion 8. The amount of elastic deformation of the bottom plate becomes excessive, and an appropriate pressing force by the holding convex portion 8 is difficult to occur.

  Further, as shown in FIGS. 2 to 4, holding ribs 9 for holding both sides in the width direction of the plate-like portion 12 of the bracket 11 are provided on the bottom plate 7 of the insertion holding portion 5. It protrudes so as to face both sides. The holding rib 9 is provided so that three substantially triangular plate ribs are erected opposite to both sides, and the plate-like portion 12 of the bracket 11 inserted therebetween by the holding ribs 9 on both sides. Is supposed to hold. In addition, inclined surfaces 9a that are inclined so as to open upward are formed on the opposing surfaces of the three pairs of plate ribs that face each other of the holding ribs 9. When the column cover 2 is assembled, the plate-like portion of the bracket 11 is assembled. When 12 is made into the insertion holding | maintenance part 5, the inclined surface 9a of the holding rib 9 becomes a guide surface, and is inserted.

  As shown in FIG. 1, two mounting screw holes 17 are provided in the front portion of the combination switch unit 15 of the steering column 1, while the front of the lower cover portion 3 corresponding to the mounting screw hole 17. An attachment hole 21 is provided in the part. An upper cover portion 4 is fitted over the lower cover portion 3 so as to cover the upper portion of the steering column 1, but at the front portion of the upper cover portion 4, positions corresponding to the two mounting screw holes 17 are also provided. A mounting hole 22 is provided in the mounting piece.

  When the column cover 2 is attached to the front part (driver side) of the steering column 1 having the above-described configuration, first, as shown in FIG. 1, the lower cover part 3 is applied and held while being applied to the lower side of the front part of the steering column 1. The fitting holding portion 5 of the lower cover portion 3 is slid rearward (instrument side) so that the portion 5 is brought close to the plate-like portion 12 of the bracket 11 and the end of the plate-like portion 12 is locked by the locking claw 6. Insert and temporarily fix while moving.

  At this time, the plate-like portion 12 enters between the holding ribs 9 provided opposite to both sides of the insertion holding portion 5 and is in a fixed position on the bottom plate 7 using the inclined surface provided on the opposite surface as a guide. The end portion of the plate-like portion 12 is engaged with the lower side of the engaging claw 6 so that the temporary assembly operation of the lower cover portion 3 can be easily performed. In this state, the plate-like portion 12 of the bracket 11 is locked by the locking claw 6 in the fitting holding portion 5, and the locking projection 8 on the bottom plate 7 counteracts the locking claw 6. Since the holding convex portion 8 is pressed from the stop surface side, and in particular, the bottom plate 7 having slits 7a on both sides is elastically deformed, it is pressed and held from the anti-locking claw side with the elastic force. 3 can be temporarily fixed in place without rattling.

  Next, the upper cover part 4 is fitted on the lower cover part 3. At this time, since the lower cover portion 3 is temporarily fixed to the steering column 1 via the bracket 11 without rattling, the upper cover portion 4 can be easily assembled. In this state, as shown in FIG. 1, the attachment hole 22 of the attachment piece of the upper cover portion 4 enters the lower cover portion 3 and overlaps with the attachment hole 21 on the lower cover portion 3 side.

  Then, the two fixing screws 23 are inserted into the mounting holes 21 in the front portion of the column cover 2 and screwed, whereby the fixing screws 23 are screwed into the mounting screw holes 17 on the steering column 1 side. The steering column 1 is fastened and fixed.

  As described above, when temporarily fixing the column cover 2 to the steering column 1, the fitting holding portion 5 of the column cover 2 is fitted into the bracket 11 of the steering column 1 to hold the plate-like portion 12 of the bracket 11. While fitting between the ribs 9, the end of the plate-like portion 12 is locked to the locking claw 6. At this time, the holding convex portion 8 on the bottom plate 7 of the fitting holding portion 5 abuts on the plate-like portion 12, and the bottom plate 7 on both sides of the holding convex portion 8 has slits 7a. While being elastically deformed, the holding convex portion 8 presses the plate-like portion 12 of the bracket 11 from the side opposite to the locking claw. For this reason, the column cover 2 is clamped between the locking claw 6 and the holding convex portion 8 of the bottom plate 7, and can be temporarily fixed in place without causing rattling.

  After that, the column cover 2 is fastened and fixed to the steering column 1 by the fixing screw 23. However, since the column cover 2 is temporarily fixed without rattling, the fixing screw 23 can be easily inserted and tightened. it can. Further, in a state where the column cover 2 is fastened and fixed, the plate-like portion 12 of the bracket 11 is pressed and clamped between the locking claw 6 and the holding convex portion 8, and between the bracket 11 and the fitting holding portion 5 of the column cover 2. Since no gap is generated, it is possible to prevent rattling and the generation of abnormal noise due to rattling.

  In the above embodiment, the lower cover portion 3 of the column cover 2 is provided with the insertion holding portion 5 of the bracket 11, but the upper cover portion 4 is provided with the insertion holding portion, and the bracket protruding from the upper portion of the steering column is provided. It can also be made to fit in the fitting holding part.

DESCRIPTION OF SYMBOLS 1 Steering column 2 Column cover 3 Lower cover part 4 Upper cover part 5 Insertion holding part 6 Locking claw 7 Bottom plate 7a Slit 8 Holding convex part 9 Holding rib 9a Inclined surface 11 Bracket 12 Plate-like part 15 Combination switch unit 16 Steering Shaft 17 Mounting screw hole 21 Mounting hole 22 Mounting hole

Claims (4)

In the mounting structure of the steering column cover that attaches the column cover so as to cover the steering column,
A bracket protrudes outward from the steering column, the bracket is provided with a plate-like portion, and the column cover is provided with an insertion holding portion for fitting the plate-like portion of the bracket, The fitting holding portion is provided with a locking claw for locking the end of the plate-like portion, and holding ribs for holding both sides in the width direction of the plate-like portion are provided on both sides, and the bracket A holding convex portion that abuts and holds the opposite side of the locking claw of the plate-like portion is projected from the bottom plate of the fitting holding portion, and slits are formed in the bottom plate on both sides of the holding convex portion. A steering column cover mounting structure characterized by being provided.   The slits provided on the bottom plate on both sides of the holding convex part are provided in parallel with both sides of the holding convex part and with a length of about 2 to about 5 times the width of the holding convex part. The steering column cover mounting structure according to claim 1, wherein the steering column cover is mounted.   The holding ribs are formed with inclined surfaces so that a plurality of the ribs are erected on both sides on the bottom plate of the fitting holding portion, and the opposing surfaces open upward on the bottom plate. The steering column cover mounting structure according to claim 1 or 2, wherein the steering column cover mounting structure is provided.   The steering column cover mounting structure according to claim 1, wherein the column cover is divided into a lower cover part and an upper cover part, and the fitting holding part is provided inside the lower cover part.

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