JP4765932B2 - Winch cover mounting structure - Google Patents

Description

  The present invention relates to a winch cover mounting structure, and more particularly, to a winch cover mounting structure that covers an opening of a bumper facing a winch fixed to a vehicle frame.

  Conventionally, vehicles equipped with winches are known. The winch is a machine that uses a power unit to rotate a drum and winds a wire, and is used to improve rough road running performance, rescue other vehicles, remove obstacles such as fallen trees, and the like. Such a winch is installed in the front part of the vehicle frame to which a front bumper is mounted, for example. In this case, the front bumper is provided with an opening for feeding and unwinding the wire, and a lid-like winch cover is attached to the opening. The winch cover can protect the winch from rain water, jumping stones, and the like, and can improve the appearance quality of the front bumper.

As a structure for attaching the winch cover to the front bumper, for example, a hooking claw provided on the upper part of the winch cover is hooked into a hole provided on the upper side of the opening of the front bumper, and the lower side of the opening of the front bumper is provided. It is known that a belt is passed through a hole provided and a hole provided in a lower portion of the winch cover, and the belt is fixed by a belt hook. In addition to this, the front bumper (front bumper) opening can be closed by a mirror combined cover (winch cover) having a mirror bonded to the inner surface, and the mirror combined cover is supported by a telescopic means so that it can be raised and lowered. A vehicle equipped with a winch is also known (see, for example, Patent Document 1). In this vehicle, the winch is exposed by extending the telescopic means and the mirror cover is arranged upward, so that the winch can be visually recognized from the driver's seat through the mirror surface of the mirror cover. Operation is possible.
Japanese Utility Model Publication No.4-112889

  However, in the former winch cover mounting structure, since the winch is arranged immediately behind the front bumper, the winch becomes an obstacle when the lower part of the winch cover is fixed to the front bumper with a belt, and workability is poor. There was a problem. Furthermore, since the lower part of the winch cover is fixed with a belt, there is a problem that the appearance of the front bumper is poor. Further, in the latter mounting structure, since the mirror combined cover is supported only by the expansion / contraction means, the expansion / contraction means cannot withstand strong vibration during off-road driving, and the mirror combination cover may fall off from the front bumper.

  The present invention has been made to solve the above-described problem, and an object of the present invention is to provide a winch cover mounting structure that can easily and surely attach the winch cover to the bumper and improve the appearance of the bumper. To do.

  To achieve the above object, the winch cover mounting structure according to the first aspect of the present invention covers an opening provided in a portion of the bumper facing the winch mounted on a vehicle frame to which the winch is fixed. A winch cover mounting structure attached to the bumper, wherein the bumper has an upper locking hole provided above the opening, and a lower locking hole provided below the opening. The winch cover includes a cover main body that covers the opening from the outside of the bumper, and an upper locking claw that is provided on an upper portion of the cover main body that faces the bumper and is inserted into the upper locking hole. And a lower locking claw provided at a lower portion of the cover body facing the bumper and inserted into the lower locking hole, wherein the lower locking hole is opened in a rectangular shape, and the lower locking claw Is A regulation guide that regulates the position of the lower locking claw in the thickness direction with respect to the rectangular lower locking hole, and an engagement that passes through the lower locking hole and engages with an edge of the lower locking hole A projection insertion portion, and a tool insertion recess that is a recess into which a tool is inserted when releasing the locking to the lower locking hole of the lower locking claw, which is formed in the engagement protruding portion, A tool guide notch that is a notch for guiding the tool is provided at the edge of the lower locking hole.

  In the winch cover mounting structure according to the first aspect of the invention, when the upper locking claw is inserted into the upper locking hole, the lower locking claw is inserted into the lower locking hole, and the winch cover is pressed against the bumper, The winch cover can be easily fixed to the bumper by engaging the engaging projection of the pawl with the edge of the lower locking hole. Further, since the lower locking claw does not move in the lower locking hole due to the restriction guide, the lower locking claw does not come off from the lower locking hole. Furthermore, when removing the winch cover from the bumper, insert the tool into the tool insertion recess from the tool guide notch at the edge of the lower locking hole of the bumper and bend the engaging protrusion to lower the lower locking claw. The locking to the locking hole can be released. Therefore, the winch cover can be easily removed from the bumper.

  Hereinafter, an attachment structure of winch cover 10 according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of the front side of an automobile 1 equipped with a winch 6, and FIG. 2 is a perspective view showing a state in which a winch cover 10 is attached to the opening 4 of the front bumper 2 shown in FIG. FIG. 3 is a perspective view showing a state in which the winch cover 10 is removed from the opening 4 of the front bumper 2 shown in FIG.

  First, the front structure of the automobile 1 equipped with the winch 6 will be described. As shown in FIG. 1, a winch 6 is fixed by brackets 9 and 9 to a front portion of a frame (not shown) of the automobile 1. For example, when the winch 6 escapes from the muddy, the car 1 is muddy by hooking the wire hook 8 on a stationary object, operating the clutch from the driver's seat, and operating the wire 7 while adjusting the power of the engine. Can escape from. A resin front bumper 2 is attached to the front portion of the frame to which the winch 6 is fixed so as to enclose the winch 6. Further, as shown in FIGS. 2 and 3, a laterally long opening 4 for pulling out the wire 7 fed out from the winch 6 is provided in the approximate center of the front bumper 2. The winch cover 10 is detachably provided.

  As shown in FIG. 3, an upper locking hole 32 for locking an upper locking claw 15 of the winch cover 10 described later and an upper locking claw 16 are formed in the upper bumper upper portion 2 a of the opening 4. An upper locking hole 31 for locking and a locking hole 35 for locking the drop-off preventing claw 14 are provided. The upper locking holes 31 and 32 are holes opened in a rectangular shape. The lower bumper lower portion 2b on the lower side of the opening 4 has a lower locking hole 34 for inserting and locking a lower locking claw 17 of the winch cover 10 to be described later inside the front bumper 2, and a lower locking claw. A lower locking hole 33 for inserting and locking 18 into the inside of the front bumper 2 and an insertion hole 36 for inserting the deflection preventing member 19 are provided. The lower locking holes 33 and 34 are holes that open in a rectangular shape, and the long sides of the rectangular openings are parallel to the upper end portion and the lower end portion of the winch cover 10.

  As shown in FIGS. 1 and 2, a lid-like winch cover 10, which is a feature of the present invention, is attached to the central position of the opening 4 of the front bumper 2 facing the winch 6. The winch cover 10 is a resin molded product, and mainly serves to protect the winch 6 and to maintain the appearance quality of the front bumper 2.

  Next, the structure of the winch cover 10 which is a feature of the present invention will be described in detail with reference to FIGS. 4 is a perspective view of the winch cover 10 as viewed from the back side, FIG. 5 is a view of the winch cover 10 as viewed from above, and FIG. 6 is an AA line of the winch cover 10 shown in FIG. FIG. As shown in FIGS. 4 to 6, the winch cover 10 includes a substantially rectangular plate-like cover main body 11 constituting a front member of the winch cover 10, and a right end portion of the cover main body 11 from the right end to the back surface of the cover main body 11. The right side wall 12 extending in the vertical direction and the left side wall 13 extending in the vertical direction from the left end of the cover body 11 to the back surface of the cover body 11 are mainly configured. The upper portion of the cover body 11 is gently bent toward the back side of the cover body 11, and the upper end portion 11 a is extended to the rear of the cover body 11. On the other hand, the lower end portion 11 b of the cover main body 11 is bent toward the back side of the cover main body 11 and is directed to the rear of the cover main body 11. That is, the longitudinal section of the cover body 11 has a U-shape that is gently curved. The cover body 11 is provided with three ventilation holes 11c in a horizontal row.

  Upper hooking claws 15 and 16 are formed on the left and right sides of the upper part of the back surface of the cover body 11 having the above-described shape, and lower hooks are provided on the left and right sides of the lower end portion 11b of the cover body 11, respectively. Claws 17 and 18 are provided respectively. The lower locking claws 17 and 18 are extended toward the rear of the cover main body 11 from the lower end portion 11 b extending toward the rear of the cover main body 11. The details of the structure of the lower locking claws 17 and 18 will be described later. Further, a drop prevention claw 14 is provided between the upper locking claw 15 and the upper locking claw 16. As shown in FIG. 5, the drop-off preventing claw 14 includes a triangular locking portion 14 a provided at the distal end portion, and extends from the center of the bottom side of the locking portion 14 a and is connected to the lower end portion 11 b of the cover body 11. The winch cover 10 is formed when the upper locking claws 15 and 16 and the lower locking claws 17 and 18 are unlocked by being inserted into the locking holes 35 shown in FIG. Prevents falling off. Further, between the lower locking claw 17 and the lower locking claw 18, a bending prevention member 19 protruding in a thin bar shape is provided. This bending prevention member 19 is inserted into the insertion hole 36 shown in FIG. 3, and the lower end portion 11 b of the winch cover 10 at the portion between the lower locking claw 17 and the lower locking claw 18 is bent in the vertical direction. And the lower locking claws 17 and 18 are prevented from being detached from the lower locking holes 34 and 33. Therefore, even if a stone or the like collides between the lower locking claw 17 and the lower locking claw 18 of the lower end portion 11b of the winch cover 10, the bending preventing member 19 prevents the bending of the portion due to the impact. The locking claws 17 and 18 do not come off the lower locking holes 34 and 33.

  In the right wall 12, curved end portions 12 b and 12 c formed in accordance with the curved shape of the front surface of the front bumper 2 are formed at the upper and lower portions of the end portion 12 a that fits inside the opening 4 on the front surface of the front bumper 2. Each is provided. The curved end portions 12b and 12c are pressed against the curved surfaces on the upper side and the lower side of the opening 4 of the front bumper 2, and the central end portion 12a sandwiched between the curved end portions 12b and 12c is It fits inside the opening 4. On the other hand, in the left side wall 13, the curved end portion 13 b formed in accordance with the curved surface shape of the front surface of the front bumper 2 is formed at the upper and lower portions of the end portion 13 a that fits inside the front opening portion 4 on the front surface of the front bumper 2. , 13c are provided. Then, similarly to the right side wall 12, these curved end portions 13b and 13c are pressed against the upper and lower curved surfaces of the opening 4 of the front bumper 2 and are sandwiched between the curved end portions 13b and 13c. The center end 13 a is adapted to fit inside the opening 4. Due to the shape of the right side wall 12 and the left side wall 13, the winch cover 10 is prevented from shifting in the vertical direction with respect to the front bumper 2.

  Next, the structure of the lower locking claws 17 and 18 will be described with reference to FIGS. 7 is a partially enlarged view of the lower locking claw 17 as viewed from below, FIG. 8 is a perspective view of the lower locking claw 17 as viewed from obliquely below, and FIG. It is the perspective view seen from the upper part. Since the lower locking claw 18 is formed in the same shape as the lower locking claw 17, the description of the lower locking claw 18 is omitted here. As shown in FIGS. 7 to 9, the lower locking claw 17 extends from the lower end portion 11 b directed to the rear of the cover body 11 standing vertically toward the rear of the cover body 11, and has a width thereof. Restriction guides 17a and 17b are provided at both ends in the direction. The regulation guides 17a and 17b have a predetermined height and width, and have a plate shape whose front end surface is inclined obliquely downward toward the rear, and the lower end of the base end portion is the lower end portion 11b of the cover body 11. When the lower locking claw 17 is inserted into the lower locking hole 34 shown in FIG. 3 and locked, the height of the lower locking claw 17 with respect to the lower locking hole 34 is fixed. The movement in the direction is restricted to prevent the lower locking claw 17 from coming off from the lower locking hole 34.

  Further, a bending portion 17e that protrudes rearward from the lower end portion 11b of the cover body 11 is provided between the regulation guides 17a and 17b. The flexible portion 17e is a horizontal plate formed with a predetermined thickness so as to have flexibility, and both side portions thereof are connected to the lower end portions of the regulation guides 17a and 17b. The rearward protruding length is smaller than the regulation guides 17a and 17b. In addition, an engaging projection 17c that protrudes rearward from the rear end of the bending portion 17e is formed at an intermediate portion between the regulation guides 17a and 17b. The engagement protrusion 17c has a top surface that is flush with the top surface of the flexible portion 17e, a front surface that hangs downward from the bottom surface of the flexible portion 17e, and a bottom surface that connects the rear end of the top surface and the lower end of the front surface. It has a triangular cross section inclined toward the rear of the cover, and is a convex portion protruding below the cover body 11 from the bent portion 17e of the regulation guides 17a and 17b. When the lower locking claw 17 is inserted into the lower locking hole 34 shown in FIG. 3, first, the inclined surface of the engaging projection 17 c slides on the lower edge of the opening of the lower locking hole 34. When the engaging projection 17c is inserted into the lower locking hole 34 partway, the regulation guides 17a and 17b are inserted into the lower locking hole 34 while being guided by the front end surfaces thereof. The movement of the lower end portion 11b in the vertical direction is restricted. When further pushed into the lower locking claw 17 in this state, the engaging projection 17c is pushed up by the lower edge of the opening of the lower locking hole 34, the bending portion 17e is bent, and the engagement protruding portion 17c is inclined. When the highest part of the surface climbs over the lower edge of the opening of the lower locking hole 34, the bending of the bending portion 17e is canceled and the lower locking claw 17 is locked to the lower locking hole 34. Further, the engagement protrusion 17c has a tool insertion recess 17d, which is a recess into which a tool is inserted when the lower locking claw 17 is removed from the lower locking hole 34, in a trapezoidal shape from the front side of the winch cover 10. It is formed so as to go out. In addition, this tool insertion recessed part 17d is good also as a groove part which reached to the front-end | tip part of the engagement protrusion part 17c. Further, a tool guide groove 17g for guiding the tool is formed in the lower end portion 11b of the cover body 11 on the front side of the tool insertion recess 17d. A tool guide notch 2c, which is a semicircular notch for guiding the tool to the tool insertion recess 17d, is formed at the center of the lower edge of the opening of the lower locking hole 34 of the front bumper 2. (See FIG. 13). A similar tool guide notch is also formed in the lower locking hole 33. In a state in which the lower locking claw 17 is locked in the lower locking hole 34, the front bumper 2 is moved from below the engaging protrusion 17c by the tool insertion recess 17d, the tool guide groove 17g, and the tool guide notch 2c. A tool insertion path that opens linearly is formed on the front side. With such a structure, the engaging protrusion 17c is pushed up while the bending portion 17e is bent by a tool inserted from the tool guide notch portion 2c of the front bumper 2, whereby the lower locking claw 17 is moved to the lower locking hole 34. The lock can be released.

  In the free state, the total height of the height H1 of the restricting guides 17a and 17b of the lower locking claw 17 and the protruding height H2 of the engaging projection 17c is the opening of the lower locking hole 34. Is larger than the height H3 (see FIG. 13), and the bending portion 17e bends as described above, so that the height H1 of the restriction guides 17a and 17b of the lower locking claw 17 and the downward direction of the engaging projection 17c. The total height of the protrusion height H2 is smaller than the height H3 of the opening of the lower locking hole 34.

  Next, a method of attaching the winch cover 10 having the above configuration to the front bumper 2 will be described with reference to FIGS. 1 to 3 and FIGS. 10 to 13. 10 to 12 are longitudinal sectional views showing a transition state of attachment of the winch cover 10 to the front bumper 2, and FIG. 13 shows a state in which the lower locking claw 17 is inserted into the lower locking hole 34. It is a partial enlarged view. In addition, since the lower latching claws 17 and 18 are the same structures, the attachment state of the lower latching claws 17 and 18 to the front bumper 2 is demonstrated centering on the lower latching claws 17. FIG. 10 to 12, the upper locking claw 16 is not shown, and only the upper locking hole 32 and the lower locking hole 34 of the front bumper 2 are illustrated.

  First, as shown in FIG. 1, the winch cover 10 is set up vertically, and the inside of the winch cover 10 is opposed to the front side of the winch 6 exposed from the opening 4 of the front bumper 2. Next, as shown in FIG. 10, while the lower portion of the cover main body 11 is inclined obliquely forward of the vehicle, the drop-off preventing claw 14 is first inserted into the locking hole 35, and then the upper locking claws 15 and 16 are moved to the upper engagement. Insert into the blind holes 32 and 31, respectively. Next, as shown in FIG. 11, when the lower locking claws 17 and 18 are inserted into the lower locking holes 34 and 33 and the winch cover 10 is pressed against the front bumper 2, as shown in FIG. The 17 engaging projections 17 c engage with the lower edge of the opening of the lower locking hole 34, and the lower locking claw 17 is locked in the lower locking hole 34. The lower locking claw 18 is also locked in the lower locking hole 33 in the same manner. At this time, the bending preventing member 19 is inserted into the insertion hole 36, and a portion between the lower locking claw 17 and the lower locking claw 18 of the lower end portion 11b of the winch cover 10 is bent, so that the lower locking claw 17 , 18 is prevented from coming off the lower locking holes 34, 33. As shown in FIG. 13, the height H1 of the restriction guides 17a and 17b of the lower locking claw 17 is approximately the same as the height H3 of the lower locking hole 34, and the lower locking by the restriction guides 17a and 17b. Since the position of the claw 17 in the height direction is restricted, it is difficult for the lower locking claw 17 to come off from the lower locking hole 34. The same applies to the lower locking claw 18.

  Next, with reference to FIG.13 and FIG.14, the removal from the front bumper 2 of the winch cover 10 is demonstrated. FIG. 14 is a perspective view showing a state in which the winch cover 10 is detached from the front bumper 2. When the winch cover 10 is removed from the front bumper 2, for example, the tip 51 of the flat screwdriver 50 is inserted as a tool from the tool guide notch 2 c of the front bumper 2 through the tool guide groove 17 g of the winch cover 10. It inserts in the recessed part 17d, and it pricks so that the engagement protrusion part 17c may be pushed in like this. Then, the bending portion 17e of the lower locking claw 17 is bent, and the height obtained by adding the height H2 of the engaging projection 17c and the height H1 of the regulation guides 17a and 17b is the height of the lower locking hole 34. H3 or less, the engagement of the engaging protrusion 17c with the lower edge of the lower locking hole 34 is released, the locking of the lower locking claw 17 to the lower locking hole 34 is released, and the lower engagement The pawl 17 comes out of the lower locking hole 34. It is also the same that the lower locking claw 18 is removed from the lower locking hole 33.

  As described above, the winch cover 10 according to the present embodiment can be easily attached to and detached from the front bumper 2 and has a good appearance without a fixing belt. Furthermore, the winch cover 10 does not fall off the front bumper 2 due to vibrations of the automobile or the like.

  The present invention is not limited to the above embodiments, and various modifications can be made. For example, the number of locking claws and the number of engaging claw portions in the winch cover 10 are not limited to the above embodiment.

1 is a front perspective view of an automobile 1 equipped with a winch 6. FIG. It is a perspective view which shows the state which attached the winch cover 10 to the opening part 4 of the front bumper 2 shown in FIG. It is a perspective view which shows the state which removed the winch cover 10 from the opening part 4 of the front bumper 2 shown in FIG. It is the perspective view which looked at the winch cover 10 from the back side. It is the figure which looked at the winch cover 10 from upper direction. FIG. 5 is a cross-sectional view taken along the line AA of the winch cover 10 shown in FIG. 4. It is the elements on larger scale which looked at the lower latching claw 17 from the lower part. It is the perspective view which looked at the lower latching claw 17 from diagonally downward. It is the perspective view which looked at the lower latching claw 17 from the upper part. It is a longitudinal cross-sectional view which shows the transition state of attachment to the front bumper 2 of the winch cover 10. FIG. It is a longitudinal cross-sectional view which shows the transition state of attachment to the front bumper 2 of the winch cover 10. FIG. It is a longitudinal cross-sectional view which shows the transition state of attachment to the front bumper 2 of the winch cover 10. FIG. FIG. 6 is a partially enlarged view showing a state where the lower locking claw 17 is inserted into the lower locking hole 34. It is a perspective view which shows the state which removes the winch cover 10 from the front bumper 2. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Automobile 2 Front bumper 4 Opening part 6 Winch 10 Winch cover 11 Cover main body 14 Fall-off prevention claw 15 Upper locking claw 16 Upper locking claw 17 Lower locking claw 17a, 17b Restriction guide 17c Engagement protrusion part 17d Tool insertion recessed part 17e Deflection part 17g Tool guide groove 18 Lower locking claw 19 Deflection prevention member 31 Upper locking hole 32 Upper locking hole 33 Lower locking hole 34 Lower locking hole 35 Locking hole 36 Insertion hole

Claims (1)

A winch cover mounting structure that is attached to the bumper so as to cover an opening provided in a portion facing the winch of a bumper mounted on a vehicle frame to which the winch is fixed,
The bumper includes
An upper locking hole provided on the upper side of the opening;
A lower locking hole provided on the lower side of the opening, and
The winch cover is
A cover body covering the opening from the outside of the bumper;
An upper locking claw provided on the upper portion of the cover body facing the bumper and inserted into the upper locking hole;
A lower locking claw provided at a lower portion of the cover body facing the bumper and inserted into the lower locking hole;
The lower locking hole is opened in a rectangular shape,
The lower locking claw is
A regulation guide for regulating the position in the thickness direction of the lower locking claw with respect to the rectangular lower locking hole,
An engaging protrusion that passes through the lower locking hole and engages an edge of the lower locking hole;
A tool insertion recess that is a recess into which a tool is inserted when the engagement protrusion is formed and the locking to the lower locking hole of the lower locking claw is released.
Further, the winch cover mounting structure is characterized in that a tool guide notch that is a notch for guiding the tool is provided at an edge of the lower locking hole.

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