JP2010083181A - Cowl top cover - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cowl top cover having fully assured rigidity in the flexural direction of the divided part. <P>SOLUTION: Near a division surface 1Aa between a previously attached cover member 1A and a later attached cover member 1B, provided are a first and a second engagement parts 100, 110, engageably and disengageably engaging both cover member 1A and 1B. A shelf part 200 that surface contacts with a contacting surface 210, provided on the back surface of the later attached cover member 1B, is projected from the division surface 1Aa of the previously attached member 1A. This enables the shelf part 200 and the contacting surface 210 to receive a flexural force applied to a butted part between both cover members 1A, 1B in such a state that the both have been joined by the engagement parts 100, 110. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a cowl top cover divided into a plurality in the vehicle width direction.

  Conventionally, as a cowl top cover, a cowl top cover elongated in the vehicle width direction is divided into a plurality of parts in the longitudinal direction (vehicle width direction), and the divided surfaces of the divided cover members are abutted with each other and attached to the vehicle body. Those are known (for example, see Patent Document 1).

The cowl top cover described in Patent Document 1 has a split surface of a cover member divided into two at the center in the longitudinal direction, and a vehicle rear side edge of the divided portion is fitted and supported on the front wind panel, and is supported. By supporting the front edge of the vehicle on the vehicle body side member via a flange or the like, it is possible to ensure sufficient support rigidity even when a load is applied from above during car washing, etc., and to prevent large deflection. I have to.
JP 2007-296998 A

  However, in recent years, sub-dash panels are provided on both sides in the vehicle width direction on the front side of the dash panel in the engine room, and electronic components are housed in the sub-dash panel and closed with a lid so that the sub-dash panel is watertight. A vehicle body structure in a state has been proposed.

  In the case of a vehicle body structure provided with such a sub-dash panel, it is difficult to assemble a cowl top cover that is divided into two at the center in the longitudinal direction as in the prior art, and the cowl top cover is not provided with a vehicle body side member. It is necessary to divide by position.

  As described above, when the cowl top cover is divided at a position where the vehicle body side member is not provided, the front edge of the divided portion of the cowl top cover can be obtained by simply abutting the dividing surface of the cover member as in the conventional case. There was a problem that it was easily bent and deformed.

  Therefore, an object of the present invention is to obtain a cowl top cover that can sufficiently ensure the rigidity in the bending direction of the divided portion.

  The invention of claim 1 has a fitting portion for fitting the lower edge portion of the front window panel, and is attached to the vehicle body so as to cover a cowl portion positioned in front of the vehicle of the front window panel. In a cowl top cover that is attached to a vehicle body so that a plurality of cover members divided in a direction face each other, one of the divided cover members is a front cover member that is attached to the vehicle body in advance, and the other is retrofitted A plurality of engaging portions are provided in the front-rear direction of the vehicle in the vehicle front-rear direction in the vicinity of the dividing surface of the front cover member and the rear cover member. Further, a shelf portion that makes surface contact with a contact surface provided on the back surface of the retrofit cover member is provided.

  According to a second aspect of the present invention, in the cowl top cover according to the first aspect, the shelf portion is disposed at a front end in the vehicle front-rear direction of the dividing surface.

  According to a third aspect of the present invention, in the cowl top cover according to the first or second aspect, the direction in which the fitting portion is inserted into the lower edge of the front window panel and the rear cover member are engaged with the front cover member. It is characterized in that the engaging direction at the time of making them coincide.

  According to the first aspect of the present invention, the cowl top cover is divided in the vehicle width direction, and a plurality of engagements are detachably engaged in the vicinity of the dividing surface between the front cover member and the rear cover member. And the front cover member is provided with a shelf that is in surface contact with the contact surface provided on the back surface of the rear cover member, so that the front cover member and the rear cover member are engaged by the plurality of engagement portions. In this state, the bending force acting on the abutting portions of both cover members can be received by the contact surfaces of the shelf portion and the rear cover member. Therefore, even when the vehicle body side member that supports the vehicle front edge of the cowl top cover is not present in the divided portion of the cowl top cover, the front cover member and the rear cover member are coupled with great rigidity in the vertical direction. Can be made.

  According to the invention of claim 2, since the shelf is arranged at the front end in the vehicle front-rear direction of the dividing surface, there is no vehicle body side member that supports the vehicle front side edge of the cowl top cover in the divided part of the cowl top cover. The front side portion of the cowl top cover, which is the weakest part against the bending force in the vertical direction, with the vehicle rear side edge portion of the cowl top cover fixed to the lower side edge portion of the front wind panel by the fitting portion Stiffness can be increased.

  According to the invention of claim 3, the direction of inserting the fitting portion into the lower edge of the front window panel and the direction of engagement when the rear cover member is engaged with the front cover member are made to coincide with each other. At the same time that the cover member is engaged with the front cover member, the rear cover member can be fitted to the front window panel, and the attachment work of the rear cover member can be facilitated.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a perspective view showing an entire cowl top cover according to the present embodiment, FIG. 2 is a perspective view showing a skeleton structure of a front part of a vehicle body to which a cowl top cover is attached, and FIG. 3 is a rear cover member viewed from above. 4 is a perspective view of the front cover member as viewed from above, FIG. 5 is a perspective view of the front cover member as viewed from below, and FIG. 6 is a perspective view of the rear cover member as viewed from below. 7 is an AA cross-sectional view of FIG. 1, FIG. 8 is an enlarged cross-sectional view of a main part of FIG. 7, FIG. 9 is a BB cross-sectional view of FIG. 1, and FIG. It is.

  A cowl top cover 1 according to the present embodiment is disposed so as to cover a cowl portion 3 provided in front of a lower end portion of a windshield 2 as a front wind panel. The cowl portion 3 has a bowl-like structure extending in the vehicle width direction that is configured on the vehicle front side of the dash panel 5 that partitions the engine room 4 and the interior of the vehicle compartment 9, and is introduced from the cowl portion 3 into the vehicle interior. To take in the outside air. Therefore, the cowl top cover 1 that covers the cowl portion 3 is formed in an elongated shape extending in the vehicle width direction along the shape of the upper surface opening of the cowl portion 3, and the inside and outside of the cowl top cover 1 is taken into the cowl portion 3. There are provided a grill and an opening for communicating with each other. Reference numeral 10 denotes a radiator core support.

  In this embodiment, the cowl top cover 1 is injection-molded with a synthetic resin, the cowl top cover 1 is divided into two in the longitudinal direction (vehicle width direction), and the divided cover members 1A and 1B are assembled to the vehicle body. Sometimes the dividing surfaces 1Aa and 1Ba are brought into contact with each other and coupled.

  Further, in the present embodiment, as shown in FIG. 2, the sub-dash panel 6 is disposed on the front side of the dash panel 5 in the rear part in the engine room 4 constituting the cowl part 3. On both sides in the vehicle width direction between the panel 6, there are provided electronic component housing portions 7 formed by expanding the sub-dash panel 6 forward of the vehicle. Note that the upper opening of the electronic component housing portion 7 is covered with a cover (not shown).

  Thus, the sub-dash panel 6 is disposed such that the center portion 6a in the vehicle width direction is disposed in the vicinity of the dash panel 5 and the both end portions 6b and 6c in the vehicle width direction are away from the dash panel 5.

  In the present embodiment, the dividing line 1C of the cowl top cover 1 is provided at a position biased from the center to the starboard side (left side in FIG. 2) without being provided at the center in the vehicle width direction. The site | part is set to the part located in the electronic component accommodating part 7 on the starboard side from the center part 6a of the sub dash panel 6. FIG. Therefore, the vehicle front portion of the cowl top cover 1 in the vehicle width direction central portion can be supported by the central portion 6a of the sub-dash panel 6, but the vehicle front portion is supported on the vehicle body side at the portion where the dividing line 1C is disposed. It is in a state that can not be.

  Further, the cover members 1A and 1B obtained by dividing the cowl top cover 1 into two in the longitudinal direction are attached to the other after the one is fixed to the vehicle body in advance, and in this embodiment, one cover member 1A is attached. Is a front cover member that is fixed to the vehicle body in advance, and the other cover member 1B is a rear cover member.

  As shown in FIG. 9, a fitting portion 11 that is fitted and fixed to the lower edge portion 2 a of the windshield 2 is provided in the general portion of the vehicle rear side edge portion 1 </ b> R of the cowl top cover 1. Thus, the rear portion of the cowl top cover 1 is supported by the windshield 2, that is, the vehicle body.

  The fitting portion 11 is formed in a bifurcated shape by an upper piece 11a and a lower piece 11b. The bifurcated upper piece 11a and the lower piece 11b are attached to the lower edge 2a of the windshield 2 on the vehicle. It is designed to be inserted from the front to the rear. At this time, the lower surface in the vicinity of the lower edge portion 2a of the windshield 2 is bonded and fixed to a top end flange portion of a cowl top panel (not shown) serving as a cowl rear wall of the cowl portion 3 via a sealing material.

  In addition, in the vicinity of the dividing surface 1Aa of the front cover member 1A, the fitting portion 11 has the lower piece 11b cut out over a predetermined section because of the arrangement of the vehicle body attachment portion 12, and only the upper piece 11a is formed. Has been.

  Further, a mounting hole 1Ac is provided in the vehicle front side edge portion 1F in the vicinity of the dividing surface 1Aa of the front cover member 1A, and the mounting hole 1Ac precedes the rear cover member 1B. It fixes to 6a. Of course, in the front cover member 1A, in addition to the mounting hole 1Ac, for example, the mounting hole 1Ad corresponding to the central portion 6a of the sub-dash panel 6, the mounting hole 1Ae corresponding to the hood ridge upper member 8 (see FIG. 2), etc. The mounting holes 1Ad and 1Ae are fixed via the clip 13. In addition to the above-described mounting holes, a required number of mounting holes can be provided as necessary.

  And after attaching the fitting part 11 to the windshield 2, the front cover member 1A is fixed to the vehicle body side via the mounting holes 1Ac, 1Ad, 1Ae, etc., and the split surface 1Ba of the rear cover member 1B is attached in advance. The cowl top is fixed to the hood ridge upper member 8 via the clip 13 so that the mounting hole 1Bb formed at the outer end in the vehicle width direction of the rear cover member 1B is abutted against the dividing surface 1Aa of the cover member 1A. The cover 1 is attached to the vehicle body.

  Here, in the present embodiment, the first and second engagements that releasably engage the cover members 1A and 1B in the vicinity of the split surfaces 1Aa and 1Ba between the front cover member 1A and the rear cover member 1B. The joint portions 100 and 110 are provided at a predetermined distance L in the vehicle longitudinal direction.

  Further, on the dividing surface 1Aa of the front cover member 1A, a shelf portion 200 is provided so as to be in surface contact with the contact surface 210 provided on the back surface of the other rear cover member 1B.

  The shelf 200 projects from the front end portion of the dividing surface 1Aa of the front cover member 1A by a predetermined amount S toward the rear cover member 1B (vehicle width direction), and the top surface of the shelf 200 is flat. Is formed. Moreover, the flat contact surface 210 with which the upper surface of the shelf part 200 contacts is provided in the part corresponding to the shelf part 200 of the back surface of the back cover member 1B.

  The shelf 200 has a rectangular shape, and the periphery of the shelf 200 is surrounded by a peripheral wall 201 that hangs down from the upper surface. Increased direction rigidity.

  A mounting hole 203 is formed at the tip of the shelf 200, and a mounting hole 211 is formed at a portion corresponding to the mounting hole 203 of the contact surface 210.

  The first engaging portion 100 is provided at the vehicle front end of each of the dividing surfaces 1Aa and 1Ba, and the engaging recess 101 provided in the front cover member 1A and the engaging protrusion provided in the rear cover member 1B. 102.

  The engagement concave portion 101 is provided on the vehicle front side of the base portion of the shelf portion 200 described above, and is formed in a concave shape that opens upward and forward of the vehicle. On the other hand, the engagement protrusion 102 is provided at a position corresponding to the engagement recess 101 on the back side of the rear cover member 1B, and protrudes rearward of the vehicle and is inserted into the engagement recess 101 almost closely from the front of the vehicle. Is formed. Of course, a protrusion is provided inside the engagement recess 101 so as to hold the engagement protrusion 102, and the engagement protrusion 102 inserted into the engagement recess 101 is not easily detached. And in the 1st engaging part 100, the engagement direction with respect to the engaging recessed part 101 of the engaging protrusion 102 is a vehicle rear.

  The second engaging portion 110 is provided at the rear end portion of the split surfaces 1Aa and 1Ba, and the engaging recess 111 provided in the front cover member 1A and the engagement protrusion provided in the rear cover member 1B. Part 112.

  The engagement recess 111 is provided on the vehicle front side of the base portion of the vehicle body attachment portion 12 described above, and is formed in a recess shape that opens downward and forward of the vehicle, similar to the engagement recess 101 of the first engagement portion 100 described above. Has been. On the other hand, the engagement protrusion 112 is provided at a position corresponding to the engagement recess 111 on the back side of the rear cover member 1B, and protrudes rearward of the vehicle and is inserted into the engagement recess 111 from the front of the vehicle almost closely. Is formed. Of course, even in the engagement recess 111, a protrusion is provided inside the engagement recess 111 so as to hold the engagement protrusion 112, so that the engagement protrusion 112 inserted into the engagement recess 111 does not easily disengage. It has become. In the second engagement portion 110, as in the first engagement portion 100, the engagement direction of the engagement protrusion 112 with respect to the engagement recess 111 is the rear of the vehicle.

  And the 1st and 2nd engaging parts 100 and 110 make windscreen the fitting part 11 provided in the vehicle rear side edge part 1R of the cowl top cover 1 by making each engaging direction into a vehicle rear. 2 is made to coincide with the direction of insertion into the lower edge 2a (from the front of the vehicle to the rear).

  Therefore, when the cowl top cover 1 is assembled, first, the front cover member 1A is inserted into the windshield 2 and then the mounting holes 1Ac, 1Ad, 1Ae,. To do. Next, the split surface 1Ba of the rear cover member 1B is abutted against the split surface 1Aa of the front cover member 1A while being shifted forward of the vehicle, and the rear cover member 1B is pushed into the rear of the vehicle as it is.

  Then, the fitting portion 11 is inserted into the lower edge 2a of the windshield 2, and the engagement protrusions 102 and 112 of the rear cover member 1B are inserted into the engagement recesses 101 and 111 of the front cover member 1A. Engage with each other.

  At this time, the contact surface 210 of the retrofit cover member 1B is in surface contact with the upper surface of the shelf 200 of the advance cover member 1A. Then, after the rear cover member 1B is assembled at a predetermined position, the clip 13 is inserted into the mounting hole 203 of the shelf 200 and the mounting hole 211 of the contact surface 210 to couple the shelf 200 and the contact surface 210 together. Also, before and after this, the attachment holes 1Bb... Of the retrofitting cover member 1B are fixed to the vehicle body by the clip 13.

  In the present embodiment, when the split surface 1Ba of the retrofit cover member 1B is abutted against the split surface 1Aa of the front cover member 1A while being shifted forward of the vehicle, a part of the upper surface of the shelf 200 and the contact surface 210 are The shelves 200 can be used as a guide surface, and the retrofitted cover member 1B can be easily pushed in.

  According to the above-described embodiment, the first and second engaging portions (both in the vicinity of the split surfaces 1Aa and 1Ba between the front cover member 1A and the rear cover member 1B with a predetermined distance L in the vehicle front-rear direction). A plurality of engaging portions 100 and 110 for releasably engaging the cover members of the first and second cover members 100 and 110 so that the two cover members 1A and 1B are separated from each other by the engagement of the engaging portions 100 and 110. Can be prevented. And since the shelf part 200 which surface-contacts the contact surface 210 provided in the back surface of the back cover member 1B on the front cover member 1A is projected, the front cover member 1A and the back cover member 1B are engaged by the engaging portions 100 and 110. In a state where the two are engaged, the bending force acting on the butted portions of both the cover members 1A and 1B can be received by the shelf 200 and the contact surface 210. Accordingly, even when the vehicle body side member that supports the vehicle front side edge portion 1F of the cowl top cover 1 does not exist at the divided portion of the cowl top cover 1, the front cover member 1A and the rear cover member 1B are made large in the vertical direction. It can be combined with rigidity.

  In this way, by allowing the front cover member 1A and the rear cover member 1B to be coupled with great rigidity in the vertical direction, the cowl top cover divided without depending on the vehicle body shape or the vehicle layout can be obtained. Further, since it becomes possible to freely change the division position of the cowl top cover, the degree of freedom in designing the cowl top cover can be improved.

  In addition, according to the present embodiment, the shelf 200 is disposed on the front side portions (front end in the vehicle front-rear direction) of the split surfaces 1Aa and 1Ba of the front cover member 1A and the rear cover member 1B. When the vehicle body side member that supports the vehicle front side edge portion 1F does not exist, the vertical rigidity of the vehicle front side edge portion 1F can be increased more efficiently. That is, the vehicle rear side edge portion 1R of the cowl top cover 1 can secure vertical support rigidity by being fitted and fixed to the lower side edge portion 2a of the windshield 2 by the fitting portion 11, but the vehicle front side edge can be secured. In the portion 1F, since there is no vehicle body side member, the rigidity in the vertical direction is weak. As described above, the front portion of the cowl top cover 1 is the weakest portion with respect to the bending force, and the rigidity of the divided portion of the cowl top cover 1 is increased by arranging the shelf 200 on the front portion. As a result, in combination with the support of the rear portion of the vehicle by the fitting portion 11, the vertical bending rigidity of the cowl top cover 1 in the full width in the vehicle front-rear direction can be ensured.

  Furthermore, the engaging direction of the first and second engaging portions 100 and 110 coincides with the direction in which the fitting portion 11 is inserted into the lower edge portion 2a of the windshield 2, that is, the direction from the front to the rear of the vehicle. As a result, the rear cover member 1B can be fitted to the windshield 2 at the same time when the engagement protrusions 102 and 112 are engaged with the engagement recesses 101 and 111, and the attachment work of the rear cover member 1B is facilitated. Can be.

  The preferred embodiments of the present invention have been described above, but the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

  For example, the shelf need not be provided in the front portion of the dividing surface, and may be provided in other portions such as a middle portion in the front-rear direction of the cowl top cover.

  Furthermore, an engagement protrusion may be provided on the front cover member, and an engagement recess may be provided on the rear cover member, and the engagement portions may be provided at three or more places without being limited to two places.

It is a perspective view showing the whole cowl top cover concerning one embodiment of the present invention. It is a perspective view which shows the frame structure of the vehicle body front part which attaches the cowl top cover concerning one Embodiment of this invention. It is the perspective view which looked at the back cover member of the cowl top cover concerning one Embodiment of this invention from upper direction. It is the perspective view which looked at the tip cover member of the cowl top cover concerning one Embodiment of this invention from upper direction. It is the perspective view which looked at the tip cover member of the cowl top cover concerning one Embodiment of this invention from the downward direction. It is the perspective view which looked at the back cover member of the cowl top cover concerning one Embodiment of this invention from the downward direction. It is AA sectional drawing of FIG. It is a principal part expanded sectional view of FIG. It is BB sectional drawing of FIG. It is CC sectional drawing of FIG.

Explanation of symbols

1 cowl top cover 1A front cover member 1B rear cover member 1Aa, 1Ba Dividing surface 2 windshield (front wind panel)
2a Lower side edge portion of windshield 3 Cowl portion 11 Fit portion 100 First engagement portion 101 Engagement recess 102 Engagement projection 110 Second engagement portion 111 Engagement recess 112 Engagement projection 200 Shelf 210 Contact surface

Claims (3)

The front window panel has a fitting portion that fits the lower edge of the front window panel, and is attached to the vehicle body so as to cover a cowl portion located in front of the vehicle on the front window panel, and is divided into a plurality in the vehicle width direction. In the cowl top cover that is attached to the vehicle body so that the cover members abut each other,
One of the divided cover members is a front cover member that is attached to the vehicle in advance, and the other is a rear cover member.
In the vicinity of the split surface between the front cover member and the rear cover member, a plurality of engaging portions are provided in the vehicle front-rear direction to releasably engage both cover members,
A cowl top cover characterized in that a shelf portion is provided on the front cover member so as to be in surface contact with a contact surface provided on a rear surface of the rear cover member.   The cowl top cover according to claim 1, wherein the shelf is disposed at a front end in a vehicle front-rear direction of the dividing surface.   The direction in which the fitting portion is inserted into the lower edge portion of the front window panel and the engagement direction when the rear cover member is engaged with the front cover member are made to coincide with each other. The cowl top cover according to claim 2.

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