JP4844361B2 - Header tray mounting structure - Google Patents

Description

  The present invention relates to a header tray attached to a cab roof via a mounting bracket.

  As shown in FIGS. 9A and 9B, the header tray 30 is a shelf that is attached to the roof 31 of the cab of the vehicle and is used to store a load of documents or the like on the driver's head. An opening 32 for loading and unloading is provided on the rear side in the direction. The header tray 30 is formed in a bowl shape having a bottom plate portion 33 on which a load is placed and outer wall portions 34 provided on both sides of the bottom plate portion 33, and is attached to the lower surface of the roof 31 via a mounting bracket 35. It is supposed to be concluded.

JP-A-8-150880

  By the way, when attaching the header tray 30 to the roof 31, the upper end of the mounting bracket 35 is fastened to the roof 31, and then the bottom plate portion 33 of the header tray 30 is fastened to the horizontal portion 36 formed at the lower end of the mounting bracket 35. When mounting the header tray 30 to the mounting bracket 35, the mounting hole (not shown) of the mounting bracket 35 and the mounting hole (not shown) of the header tray 30 are positioned and held in this state. The fastening screw 37 needs to be attached, and there is a problem that positioning and attachment are difficult.

  Therefore, an object of the present invention is to solve the above-described problems and provide a header tray mounting structure that can easily mount a header tray to a mounting bracket.

  In order to solve the above problems, the present invention attaches a mounting bracket having a horizontal fastening portion to the lower surface of the roof of the cab, and in the header tray mounting structure for fastening the fastened portion of the header tray to the fastening portion of the mounting bracket, The header tray has an outer wall portion and an inner wall portion on both sides of the fastened portion, and has a protruding portion extending upward, and the fastening bracket is attached to the fastened portion between the inner wall portion and the outer wall portion. The mounting bracket is formed with a hooking portion for temporarily fastening the protruding portion.

  The protruding portion has an enlarged diameter portion formed to have a larger diameter than the base portion, and the hook portion has an insertion hole through which the protruding portion is inserted, and is formed continuously to the insertion hole to allow the insertion of the base portion. It is preferable to have a locking hole that permits and restricts the insertion of the enlarged diameter portion.

  The locking hole may be formed in front of or behind the insertion hole, and the rib may be inclined to the side.

  The insertion hole may be formed by cutting out one side of the mounting bracket.

  According to the present invention, the header tray can be easily attached to the attachment bracket.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings.

  As shown in FIGS. 1, 2, 3, 4, and 8, the header tray 1 is fastened to fastening portions 5 of mounting brackets 3 and 4 at substantially four corners of a bottom plate portion 2 on which a load is placed. A fastened portion 6 is provided. The fastened portions 6 are each formed by raising a part of the bottom plate portion 2 upward, and receive the head 24 of the fastening screw 23 when fastened to the mounting brackets 3 and 4. The header tray 1 has an outer wall portion 7 and an inner wall portion 8 that extend in parallel in the front-rear direction on both sides of the fastened portion 6, and forms a luggage compartment 9 between the left and right inner wall portions 8, 8, and the inner wall portion 8 and 8 prevent the mounting structure such as the mounting brackets 3 and 4 from being seen from the luggage compartment 9 side. When the header tray 1 is fastened to the mounting brackets 3 and 4, the inner wall portion 8 abuts against the ceiling plate 11 provided below the roof 10 and tightly partitions the cargo compartment 9 as shown in FIGS. 5 and 6. The outer wall portion 7 is so close to the ceiling plate 11 that it does not press the ceiling plate 11 so as to beautify the appearance of the header tray 1.

  When the header tray 1 is approached from below to attach the header tray 1 to the mounting brackets 3, 4 between the outer wall portion 7 and the inner wall portion 8 of the header tray 1, the mounting bracket 3, Inclined ribs 12 and 13 for guiding the four fastening portions 5 to the side are formed. Specifically, the ribs 12 and 13 are provided on the outer wall portion 7 for guiding the fastening portion 5 inward, and the ribs 12 and 13 are provided on the inner wall portion 8 for guiding the fastening portion 5 outward. It consists of an inner rib 13. The outer rib 12 is formed by extending inward from the outer wall portion 7 and inclining the inner side downward, and is formed by connecting the lower end of the inclination to the fastened portion 6. The inner rib 13 is formed by extending outward from the inner wall portion 8 and inclining the outer side downward, and is formed by connecting the lower end of the inclination to the fastened portion 6.

  As shown in FIGS. 6 and 7, upwardly extending protrusions 14 are formed between the outer wall 7 and the inner wall 8 of the header tray 1. When the header tray 1 is fastened to the mounting brackets 3 and 4, the protrusions 14 are temporarily fastened to the hooking portions 15 of the rear mounting bracket 4 described later, and are arranged at substantially the center in the front-rear direction of the header tray 1. Has been. The protrusion 14 has an enlarged diameter portion 17 formed to have a larger diameter than the base portion 16, and the enlarged diameter portion 17 is locked to the hooking portion 15. Further, the base portion 16 has a plurality of grooves 18 on both the left and right sides. When the base portion 16 hits the mounting brackets 3 and 4 and receives a force in the left-right direction, the base portion 16 is appropriately inclined at the position of the grooves 18 to release the force. A plurality of insertion guides 19 that extend in the radial direction and incline the tip end downward are formed radially at the upper end of the protrusion 14, and when inserted into the insertion hole 20 of the hook 15, which will be described later, The protrusion 14 is guided to the center of the insertion hole 20 by contacting the inner peripheral edge, and the upper surface of the enlarged diameter portion 17 is prevented from being caught by the edge of the insertion hole 20.

  As shown in FIGS. 2, 3, 4, and 8, the mounting brackets 3 and 4 include a front mounting bracket 3 for supporting the front portion of the header tray 1 (the back side of the cargo compartment 9), and a header. It comprises a rear mounting bracket 4 for supporting the rear portion of the tray 1 (the opening side of the luggage compartment 9). Each of the front mounting bracket 3 and the rear mounting bracket 4 is formed by bending a metal plate into a U-shape, and has an upright portion 21 extending in the vertical direction and a horizontal portion 22 extending laterally from the lower end of the upright portion 21. And have.

  The front mounting bracket 3 is formed in an oval shape that is long in the front-rear direction of the horizontal portion 22, and a fastening portion 5 that is screwed with a fastening screw 23 is formed at the approximate center of the horizontal portion 22.

  The rear mounting bracket 4 is formed to extend in the front-rear direction. A hooking portion 15 for temporarily fixing the protruding portion 14 is formed on the front portion of the horizontal portion 22, and a fastening screw 23 is screwed on the rear portion. Fastening portion 5 is formed. As shown in FIGS. 6 and 7, the hook portion 15 has an insertion hole 20 through which the projection portion 14 is inserted, and is formed continuously to the front of the insertion hole 20 to allow the base portion 16 to pass therethrough and the enlarged diameter portion 17. There is a locking hole 25 that restricts the insertion of. The insertion hole 20 is formed by cutting out one side of the horizontal portion 22 so that the protrusion 14 can be introduced not only from below but also from the side.

  Next, the operation of this embodiment will be described.

  When the header tray 1 is fastened to the mounting brackets 3 and 4, the fastened part 6 of the header tray 1 is pressed from below so that the fastened part 6 of the header tray 1 is roughly aligned with the fastening part 5 of the mounting brackets 3 and 4. When the fastened part 6 is displaced in the width direction with respect to the fastening part 5, the ribs 12 and 13 positioned on both sides of the fastened part 6 hit the fastening part 5, and the header tray 1 is inclined to the ribs 12 and 13. The position of the fastened part 6 in the width direction is adjusted to the position of the fastened part 5 while moving in the left or right direction along the direction.

  Further, when the fastened portion 6 is displaced in the front-rear direction with respect to the fastening portion 5, the projection 14 hits the lower surface of the rear mounting bracket 4 and the front and rear fastened portions 6 cannot be seated on the fastened portion 5 at the same time. Therefore, the header tray 1 is slightly moved back and forth while being lifted upward. When the protrusion 14 slides along the lower surface of the horizontal portion 22 and reaches the position of the insertion hole 20 of the hook portion 15, the protrusion 14 is inserted into the insertion hole 20. At this time, a plurality of insertion guides 19 are provided radially on the upper end portion of the projection 14, and the projection 14 is tapered, so that the enlarged diameter portion 17 is not caught on the edge of the insertion hole 20. The protrusions 14 are smoothly inserted into the insertion holes 20, and the front and rear fastened parts 6 are seated on the corresponding fastening parts 5.

  Thereafter, the header tray 1 is pushed forward while being pushed upward. As a result, the base portion 16 of the projection 14 inserted into the insertion hole 20 is moved into the locking hole 25, the enlarged diameter portion 17 is hooked on the edge of the locking hole 25, and is prevented from coming off. The position in the front-rear direction is aligned with the position of the fastening portion 5. That is, the header tray 1 is temporarily fastened to the mounting brackets 3 and 4 in a state where the fastened portion 6 and the fastening portion 5 are aligned in the front-rear and left-right directions.

  Finally, the fastening operation of the header tray 1 is completed by screwing the fastened portion 6 and the fastening portion 5 together. Since the header tray 1 is temporarily fastened to the rear mounting bracket 4, it is not necessary to support the header tray 1 during the screwing operation, and the tool can be handled with the other hand while supporting the screw with one hand. The header tray 1 can be easily fastened.

  If the protrusion 14 escapes to the side of the rear mounting bracket 4 while the header tray 1 is being moved back and forth to insert the protrusion 14 into the insertion hole 20, the direction of the escape is horizontal. In the case of the front end side of the portion 22, the protruding portion 14 can be introduced into the insertion hole 20 by moving the protruding portion 14 back and forth along the rear mounting bracket 4, and the work can be easily corrected. .

  As described above, the header tray 1 has the outer wall portion 7 and the inner wall portion 8 on both sides of the fastened portion 6, the protrusion portion 14 extending upward, and between the inner wall portion 8 and the outer wall portion 7, The to-be-fastened part 6 has inclined ribs 12 and 13 for guiding the fastening part 5 of the mounting brackets 3 and 4, and the rear part mounting bracket 4 is formed with a hooking part 15 for temporarily fixing the protruding part 14. Therefore, when the header tray 1 is fastened to the mounting brackets 3 and 4, the header tray 1 can be easily positioned and temporarily fastened to the rear mounting bracket 4, and the header tray 1 can be easily attached to the mounting brackets 3 and 4. Can do.

  The protruding portion 14 has an enlarged diameter portion 17 formed to have a larger diameter than the base portion 16, and the hook portion 15 has an insertion hole 20 through which the protruding portion 14 is inserted and is formed continuously to the insertion hole 20. Since the locking hole 25 that allows insertion and restricts the insertion of the enlarged diameter portion 17 is provided, the protruding portion 14 can be temporarily fastened to the hook portion 15 with a simple structure.

  Since the locking hole 25 is formed continuously to the front of the insertion hole 20 and the ribs 12 and 13 are inclined to the side, the header tray 1 can be positioned in the width direction by the ribs 12 and 13 and the insertion hole The header tray 1 can be positioned in the front-rear direction by the 20 and the locking hole 25, and the header tray 1 can be easily positioned with a simple structure.

  Since the insertion hole 20 is formed by cutting out one side of the rear mounting bracket 4, even if the protrusion 14 escapes to the side of the rear mounting bracket 4 and does not contact the lower surface of the rear mounting bracket 4. Even in this case, the protrusion 14 can be easily introduced into the insertion hole 20 by moving the protrusion 14 back and forth along the rear mounting bracket 4, and the header tray 1 can be easily fastened to the mounting brackets 3 and 4. be able to.

  In addition, although the locking hole 25 is formed to be continuous with the front of the insertion hole 20, it may be formed to be continuous with the rear of the insertion hole 20.

  As shown in FIG. 2, the ribs 12 and 13 are provided only between the outer wall portion 7 and the inner wall portion 8 on the left side in plan view, but between the outer wall portion 7 and the inner wall portion 8 on the right side. It is good also as what is provided, and good also as what is provided between the outer wall part 7 and the inner wall part 8 of both right and left.

  The insertion hole 20 is formed by cutting out one side of the rear mounting bracket 4, but may be formed by cutting out both sides of the rear mounting bracket 4.

It is a front view of the header tray which shows suitable embodiment of this invention. It is AA arrow sectional drawing of FIG. FIG. 3 is a cross-sectional view taken along line B-B in FIG. 2. It is CC sectional view taken on the line of FIG. FIG. 3 is a cross-sectional view taken along line D-D in FIG. 2. It is a principal part enlarged view of FIG. FIG. 3 is an enlarged view of a main part of FIG. 2. FIG. 3 is a cross-sectional view taken along line EE in FIG. 2. (A) is a schematic perspective view of the conventional header tray, (b) is principal part front sectional drawing which shows the attachment structure of the conventional header tray.

Explanation of symbols

1 Header tray 3 Front mounting bracket (Mounting bracket)
4 Rear mounting bracket (Mounting bracket)
5 Fastening portion 6 Fastened portion 7 Outer wall portion 8 Inner wall portion 10 Roof 12 Outer rib (rib)
13 Inner rib (rib)
14 Projection 15 Hook 16 Base 17 Expanded Diameter 20 Insertion Hole 25 Locking Hole

Claims (4)

  In a header tray mounting structure in which a mounting bracket having a horizontal fastening portion is attached to the lower surface of the cab roof, and a fastened portion of the header tray is fastened to the fastening portion of the mounting bracket, the header tray has both sides of the fastened portion. Have an outer wall portion and an inner wall portion, a protrusion portion extending upward, and an inclined rib for guiding the fastening portion of the mounting bracket to the fastening portion between the inner wall portion and the outer wall portion. And the attachment structure of the header tray characterized by the above-mentioned attachment bracket being formed with the hook part for temporarily fixing the said projection part.   The protruding portion has an enlarged diameter portion formed to have a larger diameter than the base portion, and the hook portion has an insertion hole through which the protruding portion is inserted, and is formed continuously to the insertion hole to allow the insertion of the base portion. The header tray mounting structure according to claim 1, further comprising a locking hole that permits and restricts insertion of the enlarged diameter portion.   The header tray mounting structure according to claim 2, wherein the locking hole is formed continuously to the front or rear of the insertion hole, and the rib is inclined to the side.   The header tray mounting structure according to claim 2 or 3, wherein the insertion hole is formed by cutting out one side of the mounting bracket.

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