JPH10329629A - Mounting structure of tow hook cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To open and close a tow hook cover without being removed from a bumper, and mount it on the bumper in such a manner as to be temporarily fixable to the bumper, so that it can be painted integrally with the bumper. SOLUTION: This hook cover 20 has insert holes 7, 8 formed on flanges 5, 6 on both edges of a tow hook opening part 2. The tow hook cover 20 has a support piece 21 on one side and a locking piece 22 on the other side. The support piece 21 has a fitting part 25, a guide part 27, and a claw 31, and the locking piece 22 has a locking claw 28 and a temporary fixing claw 32. When the fitting part 25 is fitted to the insert hole 7, and the locking claw 28 is engagingly locked by the insert hole 8, the tow hook cover is closed, and when the guide part 27 is inserted to the insert hole 7, and the temporary fixing claw 32 is engagingly locked by the insert hole 8, the tow hook cover is temporarily fixed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for a towing hook cover of a vehicle, and more particularly to a vehicle having a simple structure which is openably and closably mounted on a bumper and which can be integrally coated with the bumper in the same coating step. The present invention relates to a mounting structure for a towing hook cover.

[0002]

2. Description of the Related Art Tow hooks are indispensable for vehicles, and especially in passenger cars, in order to improve the appearance from the design point of view, an opening is provided at the bumper where the tow hook is located, and the towing cover covering this opening is provided. A hook cover is provided. Conventionally, various applications have been filed for a structure for attaching the tow hook cover to the bumper. For example,
Japanese Patent Application Laid-Open No. 115962 (hereinafter abbreviated as the first publication) includes a locking portion which is locked to the towing hook cover on the back side of the towing hook cover and a fitting portion which fits into the opening of the bumper. Is provided to prevent the towing hook cover from accidentally falling off. In addition, 4-12
Japanese Patent Publication No. 3749 (hereinafter referred to as "the second publication") makes the towing hook cover abut on the back side of the bumper with a spring and is connected to the bumper by a string, thereby facilitating the opening and closing operation of the towing hook cover with one touch. . Further, Japanese Utility Model Laid-Open No. 5-559 (hereinafter, referred to as a third publication) states that
A configuration is shown in which the towing hook cover is configured to be slidable to make it difficult to separate from the bumper and to facilitate release.

In the first publication, the towing hook cover can be prevented from falling off when the towing hook is not used. However, the towing hook cover is detached when the towing hook is used, so that the towing hook cover may be lost. The tow hook covers disclosed in the prior arts of the second and third publications are configured to be openable and closable, and there is no risk of the tow hook covers being lost, but their structures are somewhat complicated.

[0004] In the above-mentioned second publication, a coil spring or a string-like body for urging the traction hook cover against the bumper is used, and the number of parts increases and the number of processing steps also increases. Further, since a bracket for accommodating the coil spring is provided on the rear surface of the bumper, the bracket occupies a space corresponding to the bracket, and there is a difficulty in carrying. On the other hand, in the above-mentioned third publication, the towing hook cover is held by a plurality of small pieces having flexibility. There is no guarantee that it will be locked to the guide.

Further, each of these towing hook covers is a separate part from the bumper, and both have significantly different parts sizes. Therefore, it is assumed that the coating process is divided or a dedicated jig is required. If the coating process is performed separately, a slight difference in color tone occurs, and color matching becomes extremely difficult.

[0006]

SUMMARY OF THE INVENTION The object of the present invention is to solve the above problem by freely opening and closing the towing hook cover of the bumper with a simple structure.
In addition, by attaching the tow hook cover to the bumper temporarily so that it can be temporarily fixed, it is possible to paint with the bumper and eliminate the subtle color difference between the bumper and the tow hook cover without using a special painting jig The present invention provides a towing hook cover mounting structure.

[0007]

According to a first aspect of the present invention, there is provided a mounting structure for a towing hook cover according to the first aspect of the present invention. An insertion hole is formed in a flange that protrudes inward, a support piece that is inserted into the insertion hole is provided on one side of the towing hook cover, and the insertion hole is inserted into the insertion hole on the other side facing the one side. A locking piece having a claw and a temporary fixing claw is provided, and either the locking claw of the locking piece or the temporary fixing claw is locked in the insertion hole in a state where the support piece is inserted in the insertion hole. Configuration.

Thus, the towing hook cover can be attached to the towing opening of the bumper in two ways.

According to a second aspect of the present invention, there is provided a mounting structure of the tow hook cover, wherein the support piece is inserted in the insertion hole and the tow hook cover is closed when the locking claw is locked in the insertion hole. In the second state, the towing hook cover is temporarily fixed when the temporary fixing claw is locked in the insertion hole.

Thus, the towing hook cover can be mounted in a state where the opening for the towing hook is closed and a case where the towing hook cover is temporarily fixed.

According to a third aspect of the present invention, in the mounting structure for a towing hook cover, the support piece is provided in a fitting portion fitted in the insertion hole in the first state and in the insertion hole in the second state. And a moving guide portion. The mounting structure of the towing hook cover according to claim 4 is configured such that when the towing hook cover is fully opened, the support piece has a claw that is engaged with the flange.

According to a third aspect of the present invention, there is provided a mounting structure for a towing hook cover, which has a function of closing the opening, temporarily fixing the opening, and maintaining the fully open state. It is a thing.

According to a fifth aspect of the present invention, in the mounting structure of the tow hook cover, when the tow hook cover is fully opened, the cross section of the insertion hole is formed to have a taper along the shape of the guide portion.
In the attachment structure for a towing hook cover according to claim 6, the outer cross section of the insertion hole is formed to be tapered.

According to the fifth and sixth aspects of the present invention, the towing hook cover can be more fully secured by locking the towing hook cover and fully opening the sectional shape of the insertion hole.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 et seq. Illustrate the tow hook cover of the present invention and the manner of mounting the tow hook cover. FIG. 1 is a plan sectional view of the tow hook cover when the tow hook cover opening of the bumper is closed, and FIG. FIG. 3 is a cross-sectional plan view of the bumper when the tow hook cover opening is opened or in the process of opening. FIG. 3 is a diagram showing an installation when the tow hook cover is temporarily fixed to the bumper and painted integrally with the bumper. FIG. 5 is a diagram showing a relative position where the cover is mounted on the opening of the bumper, FIG. 5 is a perspective view of the towing hook cover, and FIG. 6 is a diagram showing an opening of the bumper for attaching the towing hook cover.

First, in what relation the tow hook cover 20 of the present invention is mounted on the bumper 1 is shown in FIG.
This will be described with reference to FIGS. FIG. 4 shows the right end of the bumper when viewed from the front of the vehicle, and shows a state in which the towing hook cover 20 is attached. An opening 2 is provided at the position of the bumper 1 on the extension of the installation position of the towing hook (not shown), and the towing hook cover 20 is installed so as to cover the opening 2 and opens and closes the opening 2. That is, FIG.
As shown in FIG. 5, the towing hook cover 20 is formed in a rectangular shape having a curved surface according to the shape of the bumper 1, and a supporting piece 21 is formed on one side and a locking piece 22 is formed on the other side. FIG. 6 illustrates the opening 2 of the bumper 1.
The left and right edges of the opening 2 of the bumper 1 are formed on the vertical walls 3 and 4, respectively, and the flanges 5 and 6 are protruded inward, and the support piece 21 and the locking piece 22 of the towing hook cover 20 are inserted therethrough. Insertion holes 7 and 8 for stopping are formed at upper and lower positions, respectively. Flanges 9 are erected on both upper and lower edges of the opening 2,
When the towing hook cover 20 is closed, it acts as a stopper.

Next, a state in which the towing hook cover 20 is attached to the opening 2 of the bumper 1 will be described in detail. here,
FIG. 1 to FIG. 3 are views showing the locations of the insertion holes 7 and 8, that is, the cross section taken along the line AA in FIG. 6 (the same applies to the upper insertion holes 7 and 8). FIG. 1 (A)
FIG. 1B shows the relative position when the towing hook cover 20 closes the opening 2 of the bumper 1, and FIG. 1B shows that the support piece 21 on one side of the towing hook cover 20 is on the side of the vertical wall 3 of the bumper 1. FIG. 1 is an enlarged view of the relationship supported by the insertion hole 7 of FIG.
(C) is a locking piece 22 on the other side of the towing hook cover 20.
FIG. 1D is an enlarged view of a locking piece 22 on the other side of the towing hook cover 20, which is locked in the insertion hole 8 of the vertical wall 4 of the bumper 1.

In these figures, the traction hook cover 2
The structure of the support piece 21 on one side will be described. Support piece 21
Has an operation as a pivot point. One side contact part 23
Are bent at substantially right angles from the surface on which the towing hook cover 20 is formed, and come into contact with the ridge 11 which is the opening end of the vertical wall 3 of the bumper 1. One side contact portion 23 has a fitting portion 2
5 are consecutive. The fitting portion 25 extends from the one-side contact portion 23 having a predetermined length so as to fit into the insertion hole 7 formed in the flange 5 substantially in parallel with the forming surface of the main body of the towing hook cover 20. Have been. A guide portion 27 extends outwardly (rightward in the figure) from the fitting portion 25 so as to be inclined.

The locking piece 2 on the other side of the towing hook cover 20
2 has functions of locking, unlocking, and temporarily fixing when opening and closing. The base end of the locking piece 22 forms the other side contact portion 24. The other-side contact portion 24 is formed in a concave shape so as to contact with the ridge 12 which is an opening end of the vertical wall 4 of the bumper 1, and the locking shaft 26 extends from the other-side contact portion 24 toward the front end. , A tip portion 30 is extended. Then, the locking claw 2 is attached to the locking shaft 26.
8. A temporary fixing claw 32 is provided on the tip portion 30 of the supporting piece 21 on one side.
Is formed on the same side (left side in the figure) as the claw 31 provided on the front side. As shown in FIG. 1C, the state in which the locking piece 22 is locked in the insertion hole 8 of the flange 6 is such that the other-side abutting portion 24 abuts the ridge 12 of the vertical wall 4 and The stop shaft 26 fits into the insertion hole 8. The left side cross section of the insertion hole 8 is formed in a taper 14, and the shape of the locking shaft 26 is formed along the taper 14. Therefore, the locking shaft 26 is fitted and fitted to the insertion hole 8 and locked by the locking claw 28. Since the distal end portion 30 is also formed in the same shape as the locking shaft 26, the distal end portion 30 is fitted and fitted to the insertion hole 8 and locked by the temporary fixing claw 32 even when the temporary fixing is attached. .

As described above, the traction hook cover 2
0 is locked by the fitting portion 25 of the support piece 21 on one side and the locking claw 28 of the locking piece 22 on the other side. Further, since the towing hook cover 20 is formed slightly larger than the interval between the vertical walls 3 and 4 of the bumper 1, that is, slightly larger than the width of the opening 2, the towing hook cover 20 is locked at both ends by the elasticity of the towing hook cover 20. You. In this case, the one-side contact portion 23 and the other-side contact portion 24 of the towing hook cover 20 are positioned on the ridges 11 and 12, respectively, which are the opening ends of the bumper, so that there is no risk of falling off.

Next, a case where the tow hook cover 20 is opened to use the tow hook F installed at the related position shown in FIG. 2 will be described with reference to FIG. FIG. 2 (A)
FIG. 2B shows a state where the towing hook cover 20 is fully opened.
2 shows the positional relationship between the support piece 21 on one side and the insertion hole 7 when the locking of the locking piece 22 on the other side is released, and FIG.
2C illustrates the process of opening the towing hook cover 20, and FIG. 2D is an enlarged view illustrating the positional relationship between the support piece 21 on one side and the insertion hole 7 when fully opened.

The other side of the towing hook cover 20 is pressed as shown by an arrow (FIG. 2A) to release the engagement between the locking claw 28 and the insertion hole 8. Deform the towing hook cover 20 inward,
The locking piece 22 is pulled out of the insertion hole 8 without locking the locking claw 28 and the temporary fixing claw 32. The support piece 2 on one side at this time
The positional relationship of 1 is as shown in FIG. That is, since the locking position of the locking piece 22 on the other side with respect to the insertion hole 8 is shifted, the portion of the support piece 21 fitted into the insertion hole 7 becomes the guide portion 27. As described above, since the guide portion 27 extends outwardly (to the right in the figure) so as to be inclined, the support piece 21 of the towing hook cover 20 does not fall out of the insertion hole 7. FIG. 2C shows that the towing hook cover 20 can rotate in this state. When the towing hook cover 20 is fully opened, the positional relationship is as shown in FIG. The right side section of the insertion hole 7 of the flange 5 is formed into a taper 13 so that the inclined guide portion 27 of the support piece 21 is formed.
And the pawl 31 provided on the distal end portion 29 is locked to the back surface of the flange 5 so that the towing hook cover 20 can be kept fully open.

When the towing hook cover 20 of the present invention is closed, it can be easily performed by the above-described reverse operation.
Thus, the towing hook cover 20 of the present invention can be easily opened and closed without removing it from the bumper 1.

Next, another aspect of the present invention, that is, a mode of painting integrally with a bumper will be described. FIG. 3 shows a positional relationship where the towing hook cover is temporarily attached to the bumper. Prior to the painting process, the support piece 21 on one side of the towing hook cover is inserted into the insertion hole 7 up to the guide portion 27. On the other hand, the tip 30 of the locking piece 22 on the other side is inserted into the insertion hole 8.
At the position where the temporary fixing claw 32 is engaged with the back surface of the flange 6. Alternatively, the locking piece 22 on the other side may be inserted first to lock the temporary fixing claw 32 on the back surface of the flange, and the supporting piece 21 on one side may be inserted into the insertion hole 7 later.
The guide portion 27 of the support piece 21 on one side is formed obliquely to a predetermined length, and a tip portion 29 following the guide portion 27 is also provided. Fine adjustment can be performed during this period. It is possible.

Also, the towing hook cover 20 is
In the state where the towing hook cover 20 is opened, instead of pulling out the locking piece 22 from the insertion hole 8 when the carriage is carried into the painting process with the
At the position where it is engaged with the back surface of the flange 6. At this time, the support piece 21 on one side of the towing hook cover has the guide portion 27 located in the insertion hole 7 and is held in a positional relationship of the temporary fixing.

In any case, the towing hook cover 20 is held in the state shown in FIG. As described above, since the distal end portion 30 is formed so as to conform to the taper 14 in the cross section on the left side surface of the insertion hole 8, the front end portion 30 is fitted in conformity with the insertion hole 8, and the temporary fixing claw 32 is fitted. Is locked by.

As described above, the structure of the support piece 21 on one side and the locking piece 22 on the other side of the towing hook cover 20 and the structure of the insertion holes 7 and 8 are configured as described above. Therefore, the support piece 21 or the locking piece 22 does not completely fall out of the insertion hole 7 or the insertion hole 8 during the painting process. In this embodiment, one side and the other side are described on the left and right sides of the towing hook cover 20.
Of course, both upper and lower sides may be used.

[0028]

As described above, according to the present invention, in the mounting structure of the towing hook cover for opening and closing the opening for the towing hook formed in the bumper, each of the opposing edges of the opening has the following structure. An insertion hole is formed in a flange that protrudes inside the opening, a support piece that is inserted into the insertion hole on one side of the towing hook cover, and is inserted into the insertion hole on the other side facing the one side. A locking piece having a locking claw and a temporary fixing claw is provided, and in a state where the support piece is inserted in the insertion hole, one of the locking claw or the temporary fixing claw of the locking piece is inserted. Since it is configured to lock into the hole, only the support piece on one side and the locking piece on the other side of the towing hook cover, and the insertion hole provided in the flange at the edge of the opening of the pumper are changed to a simple structure, Opening and closing the towing hook cover on the actual vehicle Ron, can be coated simultaneously with bumpers integral with stop towing hook cover to the bumper temporary in painting process. Therefore, it is possible to eliminate a subtle difference in color tone between the bumper and the towing hook cover without using a dedicated painting jig.

[Brief description of the drawings]

FIG. 1 is a diagram showing a towing hook cover of the present invention and a towing hook cover opening of a bumper in a cross section taken along the line AA in FIG. 6, wherein FIG. FIG. 4B is an enlarged view of the entire view when the tow hook cover is closed, and FIG. 4C is an enlarged view of a relationship in which a support piece on one side of the tow hook cover is supported by an insertion hole on the vertical wall side of the bumper; FIG. 3D is an enlarged view in which a locking piece on the other side of the cover is locked in an insertion hole in the vertical wall of the bumper, and FIG. 4D is an enlarged view of a locking piece on the other side of the towing hook cover.

FIG. 2A shows an overall view when the towing hook cover is fully opened, and FIG. 2B shows the positional relationship between the support pieces on one side when the locking pieces on the other side are released. An enlarged view, (C) is an enlarged view of the same process of opening the towing hook cover, and (D) is an enlarged view of a support piece on one side when fully opened.

FIG. 3 is an installation diagram when the towing hook cover is temporarily fixed to the bumper and attached, and the coating is performed integrally with the bumper.

FIG. 4 is a view showing a relevant position where the towing hook cover is mounted on the bumper.

FIG. 5 shows a perspective view of the towing hook cover.

FIG. 6 is a diagram showing an opening of a bumper for attaching a towing hook cover.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bumper 2 Opening 3,4 Vertical wall 5,6 Flange 7,8 Insertion hole 11,12 Ridge 13,14 Taper 20 Traction hook cover 21 Supporting piece 22 Locking piece 23 One side contact part 24 Other side Contact part 25 Fitting part 26 Locking shaft 27 Guide part 28 Locking claw 29, 30 Tip part 31 Claw 32 Temporary fixing claw F Tow hook H Hole for tow hook

Claims (6)

[Claims] 1. A mounting structure for a towing hook cover for opening and closing a towing hook opening formed in a bumper, wherein a through-hole is formed in a flange protruding inside the opening from each of opposite edges of the opening. A support piece that is inserted into the insertion hole is provided on one side of the towing hook cover, and a locking claw and a temporary fixing claw are inserted through the insertion hole on the other side facing the one side. A locking piece having the supporting piece inserted in the insertion hole, wherein one of the locking claw or the temporary fixing claw of the locking piece is locked in the insertion hole. Mounting structure for towing hook cover. 2. In a state in which the support piece is inserted in the insertion hole, the towing hook cover is in a first state in which the towing hook cover is closed when the locking claw is locked in the insertion hole. 2. A mounting structure for a tow hook cover according to claim 1, wherein said tow hook cover is temporarily fixed to said insertion hole when said tow is hooked. 3. The device according to claim 2, wherein the support piece has a fitting portion that fits into the insertion hole in the first state and a guide portion that moves in the insertion hole in the second state. The mounting structure for a towing hook cover according to claim 2. 4. The mounting structure for a tow hook cover according to claim 2, wherein the support piece has a claw that locks to the flange when the tow hook cover is fully opened. 5. The mounting structure for a tow hook cover according to claim 4, wherein when the tow hook cover is fully opened, a cross section of the insertion hole is formed to be tapered along the shape of the guide portion. 6. The mounting structure for a towing hook cover according to claim 1, wherein an outer cross section of the insertion hole is formed in a tapered shape.