JP6575862B2 - Bus ceiling structure - Google Patents

Description

  The present invention relates to a ceiling structure of a bus.

  Patent Document 1 describes a roof portion of a large bus. The frame structure constituting the roof portion includes a pair of left and right side roof rails extending in the front-rear direction of the vehicle body, and a plurality of frames arranged in the vehicle front-rear direction and spaced in the vehicle width direction between the left and right side roof rails. And a stiffener extending in the longitudinal direction of the vehicle body. The side roof rail is made of a metal pipe having a rectangular cross section and has a closed cross section structure. The roof bow unit includes a roof bow extending in the vehicle body width direction and a side roof cross bow. The side roof crossbow has a curved shape so as to draw an outwardly convex arc between the roof bow and the side roof rail, and the side roof rail and the roof bow are connected by this side roof crossbow. The stiffener includes an upper flange, a lower flange, and a vertical wall extending in the vertical direction. The stiffener has a substantially Z-shaped cross section, and extends between the roof bow units in the longitudinal direction of the vehicle body.

JP 2010-89755 A

  In the roof portion of a large bus described in Patent Document 1, a substantially Z-shaped stiffener (frame member) formed by an upper flange, a lower flange, and a vertical wall extends in the longitudinal direction of the vehicle body. In such a stiffener, when a vehicle-mounted component (for example, a distribution box for storing electrical components) disposed below the stiffener is fixed to the stiffener, the length of the lower flange of the stiffener in the vehicle width direction is short. Therefore, there is a risk that the stability of the on-vehicle component is deteriorated.

  Then, an object of this invention is to provide the ceiling structure of the bus | bath which can ensure the stability of the vehicle-mounted components fixed with respect to a skeleton member.

  In order to solve the above-described problems, the bus ceiling structure of the present invention includes a skeleton member and a mounting plate. The skeleton member includes a skeleton vertical plate portion extending in a first predetermined direction intersecting with the vertical direction, and a skeleton lower plate portion extending from the lower end edge of the skeleton vertical plate portion to one side in the second predetermined direction intersecting with the first predetermined direction. And form a skeleton of the ceiling of the bus. The mounting plate extends along the other side of the second predetermined direction of the frame vertical plate of the frame member, and extends from the lower end edge of the plate vertical plate to the other side of the second predetermined direction. A plate lower plate portion to which the component is fixed is integrally provided, and the plate vertical plate portion is welded to the frame vertical plate portion, thereby being fixed to the frame member and supporting the vehicle-mounted component. The lower surface of the plate lower plate portion is disposed on substantially the same plane as the lower surface of the skeleton lower plate portion. The plate vertical plate portion and the skeleton vertical plate portion are regions excluding the plate corner portion where the plate vertical plate portion and the plate lower plate portion intersect and the skeleton corner portion where the skeleton vertical plate portion and the skeleton lower plate portion intersect. Welded with.

  In the above configuration, on-vehicle components (for example, a distribution box for storing electrical components) are fixed to the plate lower plate portion of the mounting plate fixed to the skeleton member. For this reason, for example, even if the area of the lower surface of the skeleton member lower plate portion is small, the in-vehicle component is fixed to the skeleton member by fixing the in-vehicle component to the attachment plate or the skeleton member and the attachment plate. Since it can fix, the stability of vehicle-mounted components can be ensured.

  In addition, since the lower surface of the plate lower plate portion is disposed substantially on the same plane as the lower surface of the skeleton lower plate portion, the occurrence of a step between the lower surface of the plate lower plate portion and the lower surface of the skeleton lower plate portion is prevented. be able to. In addition, since the plate vertical plate portion and the skeleton vertical plate portion are welded in a region excluding the plate corner portion and the skeleton corner portion, the bottom portion of the skeleton generated when the plate corner portion and the skeleton corner portion are welded. It is possible to prevent the swell of the welded portion below the lower surface of the plate portion and the lower surface of the plate lower plate portion. Accordingly, the upper surface of the in-vehicle component can be attached in surface contact with the lower surface of the skeleton lower plate portion and the lower surface of the plate lower plate portion, and the stability of the in-vehicle component can be ensured.

  The skeleton vertical plate portion may have a through hole penetrating in the second predetermined direction, and an upper end edge of the plate vertical plate portion is the same as or penetrates a lower edge of the through hole of the skeleton vertical plate portion. It is arrange | positioned in the height position of the upper and lower vicinity of the lower edge of a hole, and the upper end edge part of the said plate vertical board part may be welded to the frame | skeleton vertical board part.

  In the above configuration, the skeleton vertical plate portion has a through-hole penetrating in the second predetermined direction, and the upper end edge of the plate vertical plate portion is the same as the lower edge of the through-hole of the skeleton vertical plate portion or a height near the upper and lower sides thereof. The upper edge of the plate vertical plate is welded to the frame vertical plate. For this reason, for example, even if there is a barrier on the other side of the plate vertical plate portion in the second predetermined direction and it is difficult to bring a welding rod or the like into contact with the welding location, the second predetermined direction of the through hole By inserting a welding rod or the like from one side, the upper edge of the plate vertical plate portion and the skeleton vertical plate portion can be welded.

  ADVANTAGE OF THE INVENTION According to this invention, stability of the vehicle-mounted components fixed with respect to a skeleton member is securable.

It is a perspective view which shows the frame | skeleton of the ceiling of a bus | bath. It is the perspective view which looked at the principal part of FIG. 1 from II direction. It is a perspective view of the principal part of FIG. FIG. 4 is a cross-sectional view taken along arrow IV-IV in FIG. 3. It is the schematic side view which looked at the ceiling ossicle from the vehicle width direction inner side.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In each figure, FR indicates the front of the vehicle, UP indicates the upper side, and IN indicates the inner side in the vehicle width direction. Moreover, in the following description, the left-right direction means the left-right direction with the vehicle facing forward.

  As shown in FIG. 1, a bus 1 to which a ceiling structure according to the present invention is applied includes a front end module 3 that stands up in front of a passenger compartment 2, a rear end module 4 that stands up behind the passenger compartment 2, and a passenger compartment 2. Left and right side modules 5L and 5R standing on both sides in the vehicle width direction, and a ceiling module (ceiling) 6 that covers the vehicle compartment 2 from above.

  The ceiling module 6 has a ceiling skeleton (frame) 10 constituted by a plurality of long metal members extending in the front-rear direction or the vehicle width direction. An exterior panel (not shown) is fixed to the upper surface of the ceiling skeleton 10, and an interior panel (not shown) is fixed to the lower surface of the ceiling skeleton 10. The long member constituting the ceiling skeleton 10 includes a pair of left and right ceiling longitudinal members 12L, 12R, a plurality (12 in the present embodiment) of ceiling members 13 and a plurality of ceiling ossicles 14.

  The left and right ceiling longitudinal members 12L, 12R are metal cylindrical members having a rectangular cross section, and extend across the ceiling module 6 at both ends in the vehicle width direction of the ceiling module 6, and the left and right side modules 5L. , 5R is fixed to the upper end. The plurality of ceiling gutters 13 each have a roof portion 15 and left and right corner portions 16, and extend in the vehicle width direction between the left and right ceiling longitudinal members 12L and 12R. The roof portion 15 is a metal cylindrical member having a rectangular cross section, and has both end portions disposed on the inner side in the vehicle width direction with respect to the left and right ceiling longitudinal members 12L and 12R. It is disposed above 12L and 12R, and gently curves so as to protrude upward and extends in the vehicle width direction. The left and right corner portions 16 extend from one end fixed to both ends of the roof portion 15 toward the outside in the vehicle width direction and then bend and extend to the left and right ceiling longitudinal members 12L and 12R, respectively, and the other ends. It is welded and fixed to the upper surfaces of the left and right ceiling longitudinal members 12L, 12R. The plurality of ceiling ossicles 14 extend in the front-rear direction between the ceiling saddle members 13, and both front and rear ends thereof are welded and fixed to the front and rear ceiling saddle members 13.

  As shown in FIG. 2, the driver's seat side (in this embodiment, among the plurality of ceiling ossicles 14 extending between the ceiling saddle member 13a at the foremost end of the ceiling skeleton 10 and the second ceiling saddle member 13b from the front, A buried metal (mounting plate) 17 is fixed to the ceiling ossicle (skeleton member) 14a arranged at the end of the right side.

  As shown in FIGS. 3 and 4, the ceiling skeleton 14a is made of metal, and is fixed to the right end of the roof portion 15 of the ceiling casing 13a and the ceiling casing 13b and extends in the front-rear direction (first predetermined direction). . The ceiling ossicle 14 a integrally includes a lower plate portion (skeleton lower plate portion) 18, an inner vertical plate portion (skeleton vertical plate portion) 19, an upper plate portion 20, an outer vertical plate portion 21, and an intermediate plate portion 22. The lower plate portion 18 has a lower surface 18a disposed on substantially the same plane as the lower surfaces of the ceiling covering members 13a and 13b, and extends in the front-rear direction crossing the vertical direction. The inner vertical plate portion 19 is bent upward from the outer end in the vehicle width direction of the lower plate portion 18 and extends to a height position in the vicinity of the top surfaces of the ceiling saddle member 13a and the ceiling saddle member 13b. That is, the lower plate portion 18 extends from the lower end edge 19a of the inner vertical plate portion 19 to the inner side (one side) in the vehicle width direction (second predetermined direction). The inner vertical plate portion 19 is formed with a plurality of substantially circular through holes 23 penetrating in the vehicle width direction. The upper plate portion 20 is bent from the upper end edge of the inner vertical plate portion 19 and extends outward in the vehicle width direction. The outer vertical plate portion 21 is bent from the outer edge in the vehicle width direction of the upper plate portion 20 and extends downward. The lower end edge of the outer vertical plate portion 21 is disposed at the height position of the substantially central portion in the vertical direction between the upper end edge and the lower end edge 19a of the inner vertical plate portion 19. The middle plate portion 22 is bent from the lower end edge of the outer vertical plate portion 21 and extends outward in the vehicle width direction.

  The buried metal 17 is a metal plate body having a substantially L-shaped cross section that functions as an attachment member for fixing a distribution box (on-vehicle component) 24 that houses electrical components such as fuses and relays to the ceiling skeleton 14a. And it is welded and fixed to the ceiling small bone 14a and the ceiling gutter 13b. The buried metal 17 integrally includes a vertical plate portion (plate vertical plate portion) 25 and a lower plate portion (plate lower plate portion) 26, and is formed in an approximately L shape. As will be described later, the vertical plate portion 25 has an upper end edge portion 34 welded to the inner vertical plate portion 19 of the ceiling ossicle 14a, and the outer side surface (the other side surface) of the inner vertical plate portion 19 of the ceiling skeleton 14a. ) Extending in the front-rear direction along 28. The vertical plate portion 25 is welded and fixed to the inner vertical plate portion 19 of the ceiling small bone 14a in a state where the inner side surface 29 of the vertical plate portion 25 in the vehicle width direction is in surface contact with the outer side surface 28 of the inner vertical plate portion 19. The The upper end edge 25a of the vertical plate portion 25 is disposed slightly above the lower edge 23a of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. Specifically, the upper end edge 25a of the vertical plate portion 25 is the height position of the center in the vertical direction of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a (position indicated by a one-dot chain line 27 in FIG. 4). And the lower edge 23a. The lower end edge 25b of the vertical plate portion 25 is disposed at a height position near the lower surface of the ceiling covering 13b. The lower plate part 26 has a plurality of bolt insertion holes 31 penetrating in the vertical direction, and bends from the lower end edge 25b of the vertical plate part 25 and extends to the outer side (the other side) in the vehicle width direction. The outer edge in the vehicle width direction of the lower plate portion 26 is disposed on the outer side in the vehicle width direction on the outer edge 22a in the vehicle width direction on the middle plate portion 22 of the ceiling ossicle 14a and is on the inner side in the vehicle width direction with respect to the ceiling longitudinal member 12R. Placed in. The corner portion (plate corner portion) 32 where the vertical plate portion 25 and the lower plate portion 26 of the buried metal 17 intersect is the corner portion (skeletal angle) where the inner vertical plate portion 19 and the lower plate portion 18 of the ceiling ossicle 14a intersect. Part) 33 is arranged close to the outside in the vehicle width direction. The lower surface 30 of the lower plate portion 26 is disposed on the same plane as the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a.

  Next, the welding location of the buried metal 17 to the ceiling small bone 14a will be described. As shown in FIGS. 4 and 5, the upper edge 25a of the vertical plate portion 25 of the buried metal 17 is disposed slightly above the lower edge 23a of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. A partial region 35 of the inner side surface 29 of the upper end edge 34 of the vertical plate portion 25 of the buried metal 17 is exposed to the inside in the vehicle width direction from the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. A corner portion 36 extending in an arc shape is welded by intersecting the region 35 of the inner side surface 29 of the upper end edge portion 34 of the vertical plate portion 25 of the buried metal 17 and the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. As a result, the buried metal 17 is fixed to the ceiling small bone 14a. Further, the corner portion 32 of the buried metal 17 and the corner portion 33 of the ceiling small bone 14a are not welded. That is, the vertical plate portion 25 of the buried metal 17 and the inner vertical plate portion 19 of the ceiling small bone 14a are the regions excluding the corner portion 32 of the buried metal 17 and the corner portion 33 of the ceiling small bone 14a (in this embodiment, embedded Welding is performed at a corner portion 36) between the region 35 of the inner side surface 29 of the vertical plate portion 25 of the gold 17 and the through hole 23 of the inner vertical plate portion 19 of the ceiling small bone 14a. Further, as shown in FIG. 2, the rear edge of the buried metal 17 is welded to the front surface of the ceiling casing 13b, and the front edge of the buried metal 17 is the front and rear between the ceiling casing 13a and the ceiling casing 13b. It arrange | positions ahead rather than the center part of a direction, and back rather than the ceiling covering material 13a.

  As shown in FIG. 4, a distribution box 24 is disposed below the ceiling skeleton 14 a and the buried metal 17. The distribution box 24 has the upper surface 24a in surface contact with the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a and the lower surface 30 of the lower plate portion 26 of the buried metal 17, and the bolt insertion of the lower plate portion 26 of the buried metal 17 is performed. It is fastened and fixed to the buried metal 17 by bolts (not shown) and nuts (not shown) that pass through the holes 31 (see FIG. 3). In FIG. 4, for the sake of clarity, the upper surface 24a of the distribution box 24, the lower surface 18a of the lower plate portion 18 of the ceiling skeleton 14a, and the lower surface 30 of the lower plate portion 26 of the buried metal 17 are illustrated separately from each other. In reality, however, the upper surface 24a of the distribution box 24 is in surface contact with the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a and the lower surface 30 of the lower plate portion 26 of the buried metal 17.

  In the ceiling module 6 configured as described above, the distribution box 24 is fixed to the ceiling skeleton 14a by fastening and fixing the distribution box 24 to the lower plate portion 26 of the buried metal 17. Thus, even if the area of the lower surface 18a of the lower plate portion 18 of the ceiling small bone 14a is small, the distribution box 24 can be fixed to the ceiling small bone 14a by fixing the distribution box 24 to the buried metal 17. Therefore, the stability of the distribution box 24 can be ensured.

  Further, since the lower surface 30 of the lower plate portion 26 of the buried metal 17 is disposed on the same plane as the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a, the lower surface 30 of the lower plate portion 26 of the buried metal 17 and the ceiling ossicles are disposed. It is possible to prevent the occurrence of a step with respect to the lower surface 18a of the lower plate portion 18a.

  Further, the vertical plate portion 25 of the buried metal 17 and the inner vertical plate portion 19 of the ceiling ossicle 14a are the regions excluding the corner portion 32 of the buried metal 17 and the corner portion 33 of the ceiling ossicle 14a (in this embodiment, embedded Welding is performed at a corner portion 36) between the region 35 of the inner side surface 29 of the vertical plate portion 25 of the gold 17 and the through hole 23 of the inner vertical plate portion 19 of the ceiling small bone 14a. For this reason, it is possible to prevent the swell of the welded portion that occurs when the corner portion 32 of the buried metal 17 and the corner portion 33 of the ceiling ossicle 14a are welded, and the lower surface 30 of the lower plate portion 26 of the buried metal 17 and It is possible to prevent the welded portion from projecting downward from the lower surface 18a of the lower plate portion 18 of the ceiling small bone 14a.

  Therefore, according to the present embodiment, the upper surface 24a of the distribution box 24 can be mounted in surface contact with the lower surface 18a of the lower plate portion 18 of the ceiling skeleton 14a and the lower surface 30 of the lower plate portion 26 of the buried metal 17, thereby distributing power. The stability of the box 24 can be ensured.

  Further, a through hole 23 is provided in the inner vertical plate portion 19 of the ceiling ossicle 14a, and an upper end edge 25a of the vertical plate portion 25 of the buried metal 17 is from a lower edge 23a of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. Is also arranged slightly above. For this reason, the outer vertical plate portion 21 and the middle plate portion 22 of the ceiling ossicles 14a arranged on the outer side in the vehicle width direction from the upper end edge 25a of the vertical plate portion 25 of the buried metal 17 serve as a barrier, and the vertical plate portion of the buried metal 17 Even if it is difficult to weld the upper end edge 25a of 25 to the inner vertical plate portion 19 of the ceiling small bone 14a from the outside in the vehicle width direction, it is easy from the inner side in the vehicle width direction of the through hole 23 of the inner vertical plate portion 19 of the ceiling small bone 14a. Can be welded.

  In this embodiment, the distribution box 24 is fastened and fixed to the lower plate portion 26 of the buried metal 17. However, the distribution box 24 is fixed to the lower plate portion 18 of the ceiling ossicle 14 a and the lower plate portion 26 of the buried metal 17. Also good.

  In the present embodiment, the distribution box 24 is directly fastened and fixed to the lower plate portion 26 of the buried metal 17, but is not limited thereto. For example, the interior panel is fixed to the lower surface of the ceiling skeleton 10 (including the lower surface 18a of the lower plate portion 18 of the ceiling skeleton 14a), and the space between the lower surface 30 of the lower plate portion 26 of the buried metal 17 and the upper surface 24a of the distribution box 24. An interior panel may be interposed between the two.

  Moreover, the shape of the ceiling ossicle 14a and the buried metal 17 is not limited to the above. The ceiling skeleton 14a only needs to include at least the lower plate portion 18 and the inner vertical plate portion 19, and the buried metal 17 only needs to include at least the vertical plate portion 25 and the lower plate portion 26.

  In the present embodiment, the lower surface 30 of the lower plate portion 26 of the buried metal 17 is disposed on the same surface as the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a. However, the present invention is not limited to this. For example, the lower surface 30 of the lower plate portion 26 of the buried metal 17 brings the upper surface 24 a of the distribution box 24 into surface contact with the lower surface 18 a of the lower plate portion 18 of the ceiling ossicle 14 a and the lower surface 30 of the lower plate portion 26 of the buried metal 17. However, it may be arranged on substantially the same plane slightly different from the lower surface 18a of the lower plate portion 18 of the ceiling ossicle 14a.

  Further, in this embodiment, the buried metal 17 is fixed to the ceiling ossicle 14a extending between the frontmost ceiling casing 13a and the second ceiling casing 13b from the front. However, the present invention is not limited to this. The buried metal 17 may be fixed to the ceiling ossicle 14 arranged at the location.

  In the present embodiment, the distribution box 24 is fixed to the buried metal 17. However, the present invention is not limited to this, and various other in-vehicle components can be fixed to the buried metal 17.

  In the present embodiment, the upper edge 25a of the vertical plate portion 25 of the buried metal 17 is disposed slightly above the lower edge 23a of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a. It is not limited. For example, the upper end edge 25a of the vertical plate portion 25 of the buried metal 17 may be arranged at the same height as the lower edge 23a of the through hole 23 of the inner vertical plate portion 19 of the ceiling small bone 14a. In this case, a welding rod or the like is inserted from the inner side in the vehicle width direction of the through hole 23 of the inner vertical plate portion 19 of the ceiling small bone 14a, and the upper edge 25a of the vertical plate portion 25 of the buried metal 17 and the inner vertical plate of the ceiling small bone 14a. The lower edge 23a of the through hole 23 of the part 19 may be welded. Moreover, you may arrange | position the upper end edge 25a of the vertical board part 25 of the buried metal 17 in the height position of the downward vicinity of the lower edge 23a of the through-hole 23 of the inner vertical board part 19 of the ceiling small bone 14a. In this case, a welding rod or the like curved from the inner side in the vehicle width direction of the through hole 23 of the inner vertical plate portion 19 of the ceiling ossicle 14a is inserted, and the upper edge 25a of the vertical plate portion 25 of the buried metal 17 is connected to the ceiling ossicle 14a. You may weld to the outer side surface 28 of the inner vertical board part 19. FIG.

  Further, the upper edge 25a of the vertical plate portion 25 of the buried metal 17 is welded to the outer side surface 28 of the inner vertical plate portion 19 of the ceiling ossicle 14a without providing the through hole 23 in the inner vertical plate portion 19 of the ceiling ossicle 14a. Also good.

  As mentioned above, although this invention was demonstrated based on the said embodiment, this invention is not limited to the content of the said embodiment, Of course, it can change suitably in the range which does not deviate from this invention. That is, it is needless to say that other embodiments, examples, operation techniques, and the like made by those skilled in the art based on this embodiment are all included in the scope of the present invention.

  For example, in the above embodiment, the buried metal 17 is fixed to the ceiling ossicle 14a extending in the front-rear direction, but the present invention is not limited to this, and the ceiling saddle member (frame member) extending in the vehicle width direction (first predetermined direction). 13 may be fixed to the rear plate (or front side) vertical plate portion (frame vertical plate portion) 41 (see FIG. 3). In this case, the vertical plate portion 25 of the buried metal 17 is fixed to the rear surface (or front surface) of the vertical plate portion 41 of the ceiling covering 13, and the lower plate portion 26 of the buried metal 17 is the lower end edge 25 b of the vertical plate portion 25. The lower surface 30 of the lower plate portion 26 of the buried metal 17 extends from the lower side 42a (the lower frame portion of the skeleton 13) 42 to the rear (or the front), which is the other side in the second predetermined direction. (See FIG. 3).

1: Bus 6: Ceiling module (ceiling)
10: Ceiling skeleton (ceiling skeleton)
13: Ceiling frame 14: Multiple ceiling ossicles 14a: Ceiling ossicles (skeleton members)
17: Burial (mounting plate)
18: Lower plate part of ceiling ossicle (skeleton lower plate part)
18a: The lower surface of the lower plate portion of the ceiling ossicle (the lower surface of the skeleton lower plate portion)
19: Inner vertical plate of the ceiling ossicle (skeletal vertical plate)
19a: lower end edge of inner vertical plate part of ceiling ossicle (lower end edge of skeleton vertical plate part)
23: Multiple through holes 24: Distribution box (vehicle-mounted parts)
25: Vertical plate portion of buried metal (plate vertical plate portion)
25a: Upper edge of vertical plate portion of buried metal (upper edge of plate vertical plate portion)
25b: lower end edge of vertical plate portion of buried metal (lower end edge of plate vertical plate portion)
26: Lower plate portion of buried metal (plate lower plate portion)
28: Outer side (other side) of the inner vertical plate of the ceiling ossicle
30: The lower surface of the lower plate portion of the buried metal (the lower surface of the lower plate portion of the plate)
32: Corner of buried metal (plate corner)
33: Corner of the ossicle of the ceiling (skeletal corner)
34: Upper edge of the vertical plate of the buried metal (upper edge of the vertical plate)
41: Vertical plate part of the roofing material (skeleton vertical plate part)
42: Lower plate part of the ceiling frame (framework lower plate part)
42a: The lower surface of the lower plate portion of the ceiling frame (the lower surface of the lower frame plate portion)

Claims (2)

A skeleton vertical plate portion extending in a first predetermined direction intersecting with the vertical direction and a skeleton lower plate portion extending from a lower end edge of the skeleton vertical plate portion to one side of the second predetermined direction intersecting with the first predetermined direction are integrated. A skeleton member that forms a skeleton of the ceiling of the bus,
A plate vertical plate portion extending along the other side surface in the second predetermined direction of the frame vertical plate portion of the frame member, and an in-vehicle component extending from the lower end edge of the plate vertical plate portion to the other side in the second predetermined direction. A plate lower plate portion to which the plate is fixed, and the plate vertical plate portion is welded to the frame vertical plate portion to be fixed to the frame member and support the in-vehicle component; With
The lower surface of the plate lower plate portion is disposed on substantially the same plane as the lower surface of the skeleton lower plate portion,
The plate vertical plate portion and the skeleton vertical plate portion are a plate corner portion where the plate vertical plate portion and the plate lower plate portion intersect, and a skeleton angle where the skeleton vertical plate portion and the skeleton lower plate portion intersect. The ceiling structure of the bus, which is welded in the area excluding the section. The bus ceiling structure according to claim 1,
The skeleton vertical plate portion has a through-hole penetrating in the second predetermined direction,
The upper edge of the plate vertical plate portion is disposed at the same height as the lower edge of the through hole of the skeleton vertical plate portion or at a height position near the upper and lower sides of the lower edge of the through hole,
The ceiling structure of the bus, wherein an upper edge portion of the plate vertical plate portion is welded to the frame vertical plate portion.

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