JP4626992B2 - Door metal structure - Google Patents

Description

  The present invention relates to a door metal structure that effectively uses the torsional rigidity of a door beam to ensure pull handle rigidity.

  As shown in FIG. 14, in the door metal structure provided with a pull handle 3B for closing the door in the vicinity of the inner opening lower edge 2Bu of the window 2B of the door 1B, in the case of full open glass, as means for ensuring the rigidity of the pull handle 3B. In addition, there is a problem that it is necessary to add the reinforcing panel 4B to the door waist portion, which increases cost and weight.

  In view of this, a vehicle door structure has been proposed that reduces deformation of the cab and the door at the time of a collision, secures an occupant's living space in the cab, and enables the door to be opened (see Patent Document 1).

JP-A-9-226370

  The present invention has been proposed in view of the above-described problems of the prior art, and it is an object of the present invention to provide a door metal structure that is simple in structure, small, light, and inexpensive.

  According to the present invention, in the door metal structure provided with the pull handle (10) for closing the door on the inner side of the lower edge (Wu) of the window frame (W) of the door panel, the panel body (P) of the door panel (A) Is provided with a cylindrical door beam (20) fixedly supported by a front support member (4) attached to the front end side of the waist portion and a rear support member (5) attached to the rear end side, and the pull handle (10) is formed in an inverted U-shape, and the handle (11) behind the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side. A two-piece bracket (30) having two-piece parts (32, 32) is attached to the front handle portion (11) of the pull handle (10) via a front-side attachment member (12). , The two parts (32, Semicircular arc portion of 2) (32 b, 32 b) are mounted grab surrounds the door beam (20).

  According to the present invention, in the door metal structure provided with the pull handle (10) for closing the door on the inner side of the lower edge (Wu) of the window frame (W) of the door panel, the panel body (P) of the door panel (A). Is provided with a cylindrical door beam (20) fixedly supported by a front side support member (4) attached to the front end side of the waist portion and a rear side support member (5) attached to the rear end side. The handle (10) is formed in an inverted U shape, and the handle (11) behind the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side. The bracket (30) having two parts (32, 32b) surrounds and attaches to the handle (11) in front of the pull handle (10) by surrounding the door beam (20). It has been.

And according to this invention, in the structure of the door metal provided with the pull handle (10) for door closing inside the lower edge part (Wu) of the window frame part (W) of the door panel, the panel main body (P) of the door panel (A) Is provided with a cylindrical door beam (20) fixedly supported by a front side support member (4) attached to the front end side of the waist portion and a rear side support member (5) attached to the rear end side. The handle (10) is formed in an inverted U shape, and the handle (11) behind the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side. A bracket (36) having a ring-shaped portion (36b) for receiving the door beam (20) is attached to the front handle portion (11) of the pull handle (10). ) Flat Jo portion (36a) is bolted by bolts (42) and nuts (43) across the mounting member (12) of the front side.

  And according to this invention, it is preferable that the flat part (37a) of the said bracket (37) is comprised wide.

  Further, according to the present invention, it is preferable that one of the flat plate portions (38a) of the bracket (38) is long and the other (38g) is short.

  According to the door metal structure of the present invention, the pull handle (10) is connected to the door beam (20) having high torsional rigidity by the connecting member (3), for example, the connecting bracket (30), thereby reducing the rigidity of the pull handle (10). It can be secured.

  As the door beam (20), for example, a cylindrical pipe material, which is a hollow member, or a round steel bar is used, thereby realizing a lightweight and highly rigid door panel structure.

Further, the connecting member (3) is divided into two (32, 32), for example, a lightweight and highly rigid bracket (30) by press molding, and the pull handle is (10) the door beam (20) by the bracket (30). By connecting, even if the pull handle (10) is operated with the assumed maximum operating force, there is no fear of failure or deformation.
In other words, a lightweight, inexpensive and highly rigid door panel structure can be realized with a minimum investment.

  Since the two brackets (30) are integrated with the door beam by a low cost bolt (4), the entire door panel is inexpensive.

  Since the connecting member (34) is integrated with the door beam (20) by welding (or bonding), the door beam (20) is clamped in two while being aligned with the mounting member (12) of the pull handle (10). There is no need to do. Therefore, the door metal assembly work process can be shortened.

  For example, a cylindrical pipe is accommodated in a portion of the coupling member (36, 37) that is folded back in an annular shape, and by doing so, the door beam (20) can be easily accommodated and workability is improved. .

  Since the connecting members (36, 37) are configured to be reduced in diameter when the annularly folded portions (36b, 37b) are fastened by fastening members, for example, bolts and nuts (42, 43). The door beam (20) can be securely and firmly gripped.

  The best mode for carrying out the present invention will be described with reference to the accompanying drawings.

First, a first embodiment will be described with reference to FIGS.
1 and 2, a panel main body P of a door panel, which is generally indicated by the symbol A, has a door beam 20 made of a cylindrical pipe material by a front side support member 4 and a rear side support member 5 attached in the vicinity of the front end of the waist portion. Is fixedly supported.

  On the other hand, in the vicinity of the lower edge portion Wu of the window frame portion W of the panel body P, a pull handle (door handle) 10 having an inverted U-shaped handle portion 11 is arranged in the illustrated example.

  At the front end of the handle portion 11 of the pull handle 10, plate-like attachment members 12 having attachment holes 12 a at two locations in the illustrated example are integrally formed so as to be embedded in the handle portion 11.

  On the other hand, a plate-like attachment member 14 having an attachment hole at one place is integrally formed at the rear end portion of the handle portion 11 so as to be embedded in the handle portion 11.

  The mounting member 12 on the front side is connected to a door beam 20 made of a cylindrical pipe material by a bracket 30 divided in detail below.

Referring also to FIG. 3, the bracket 30 composed of the two parts 32, 32 is a plate-like body in which a semicircular arc portion 32b having the same width is continuous with one end of a flat plate portion 32a having a uniform width. At both edges in the direction, flange portions 32c are formed over the entire length.
The flat plate portion 32a has attachment holes 32d at two locations.

  When the pull handle 10 and the door beam 20 are connected by the bracket 30, first, the bracket 30 is grasped so as to surround the door beam 20 by the semicircular arc portion 32b of the two divided sets 32 and 32 of the bracket 30. The flat plate portions 32a are overlapped.

In the overlapped state (the state of one bracket 30), the mounting hole 32d formed in the flat plate portion 32a of one configuration 32 is overlapped with the mounting hole 12a formed in the mounting member 12 on the front side of the pull handle 10. .
Then, the mounting bolt 42 is inserted from the mounting hole 12d side of the mounting member 12 into the mounting hole 32d of one structure 32, and the nut 43 is screwed into the bolt 42, and then screwed and fixed.

  The rear attachment member 14 is attached to a reinforcement member (not shown) formed in the vicinity of the rear support member 5 of the panel body P by means not shown.

  According to the door metal structure configured as described above, the pull handle 10 can be secured to the door beam 20 having a high torsional rigidity by the connection bracket 30 having a light weight but a high rigidity, thereby securing the mounting rigidity of the pull handle 10.

  FIG. 4 shows a second example of the first embodiment. The bracket 30A composed of the two parts 32A and 32A in this embodiment is different from the embodiment shown in FIG. 3 in the semicircular arc portion, and the flat plate portion is also provided on the other end side of the semicircular arc portion 32c. 32e is formed, and a mounting hole 32d is provided in this portion, and is fastened by a bolt 42 and a nut 43.

  In the first embodiment, the split bracket 30 (or 30A) is fixed to the mounting member 12 of the pull handle 10 with bolts. However, as shown in FIG. One of the split parts 32 (or 32A) may be integrated.

  Thus, by using a cylindrical pipe material that is a hollow member as the door beam 20, a lightweight and highly rigid door panel structure can be realized.

Further, by connecting the pull handle 10 to the door beam 20 by a lightweight and high-rigidity bracket 30 by press molding, there is no possibility of failure or deformation even if the pull handle 10 is operated with the maximum operating force assumed.
In other words, a lightweight, inexpensive and highly rigid door panel structure can be realized with a minimum investment.

  Since the split bracket 30 is integrated with the door beam 20 by the low-cost bolt 42, the entire door panel has an inexpensive structure.

Next, a second embodiment will be described with reference to FIGS.
The first embodiment shown in FIGS. 1 to 3 uses a bracket 30 composed of two parts (parts) 32 having the same shape as a connecting member to the door beam 20 of the pull handle 10. In this embodiment, the door beam 20 is sandwiched between the brackets 30 and fixed with bolts.

  On the other hand, the second embodiment of FIG. 6 has a configuration in which the door beam 20 is connected by a bracket 34 having the same shape as one element (part) 32 of one of the two brackets 30 described above in the illustrated example.

  The bracket 34 is fixed to the door beam 20 by fitting the outer periphery of the cylindrical door beam 20 into the semicircular arc portion 34b and fixing the boundary between the outer edge of the semicircular arc portion 34b and the outer periphery of the door beam 20 by welding 34w.

  The second embodiment shown in FIG. 7 is an example in which the bracket 34 is bonded and fixed to the door beam 20 using an adhesive 34s.

  In addition, the attachment method of the bracket 34 to the attachment member 12 of the front side of the pull handle 10 in 2nd Embodiment is the same as 1st Embodiment of FIGS. 1-3.

According to the second embodiment having such a configuration, since the bracket 34 is integrated with the door beam 20 by welding or adhesion, the pull handle is held while the door beam 20 is sandwiched in two as in the first embodiment. There is no need to align with the 10 attachment members 12, and the door metal assembling process can be shortened.
The two-part bracket as in the first embodiment may be used as it is, and the boundary between the bracket and the door beam may be welded (or bonded) after the door beam 20 is sandwiched between the two parts.

  In addition, the integration of the door beam and the bracket may be made by other means without welding or bonding, or the bracket portion 34A may be made of a rough material integrated with the door beam 20A as shown in FIG.

Next, a third embodiment will be described with reference to FIGS. 9 and 10 show the first embodiment, FIGS. 11 and 12 show the second embodiment, and FIG. 13 shows the third embodiment.
First, in the first example of the third embodiment of FIGS. 9 and 10, the bracket 36 is formed in a flat plate shape so that the two end portions 36a side are coupled to the pull handle 10, In the center of the member other than the flat portion 36a, the member is folded back into a generally annular shape 36b, and the portion 36b folded back into the annular shape is configured to accommodate the door beam 20.

  An insertion hole 36c for inserting a bolt 42, which is a fastening member, is provided in the vicinity of the portion 36b that is folded back into a substantially annular shape and in the vicinity of the end portion of the flat plate portion 36a, and the bolt 42 is inserted into the insertion hole 36c. When the bolt 42 is fastened, the diameter of the portion 36 b that is folded back into an approximately annular shape is reduced, and the annular shape portion 36 b is in close contact with the outer periphery of the door beam 20.

  In the illustrated example, the bolt 42 for connecting the inner pull handle 10 of the two bolts and the bracket 36 is only on the side of the mounting hole 36c on the end side, while the bolt 42 on the side adjacent to the door beam 20 is used. Is tightened with a nut 43 so that the plate-like portion 36a of the bracket 36 in a state where the plate-like portion 36a of the bracket is opened at an angle (see FIG. 10) before installation is approximately parallel. It is used to reduce the diameter of the shape portion 36b.

  Here, FIG. 9 shows a front view after the pull handle 10 (the front mounting member 12) and the door beam 20 are connected by the bracket 36, and FIG. 10 is a front view showing a state before the connection.

  In the illustrated example, there are two fastening bolts 42, but one fastening bolt is used to reduce the diameter of the annular portion 36b and attach the pull handle 10 to the attachment member 12 at the same time. It is also possible to make it.

Next, a second example of the third embodiment will be described with reference to FIGS. 11 and 12.
In the embodiment of FIGS. 11 and 12, the flat plate portion 37a for attaching the bracket 37 to the front attachment member 12 of the pull handle 10 is configured to be wide, and two attachment holes 37d formed at the center in the plate width direction. This is an embodiment in which a bead portion 37e having a partial arc-shaped cross section is formed.
The remaining flat plate portion 37f is short, and there is only one mounting hole 37g on this side.
In addition, the ring-shaped part 37b is the same as that of the 1st Example of 3rd Embodiment of FIG. 9, FIG.

  According to the second example of the third embodiment of FIGS. 11 and 12 configured as described above, even if there is one flat plate portion 37a for mounting the pull handle 10 to the front mounting member 12, The structure is wide and the bead 37e is formed, so that the strength is sufficient.

Next, a third example of the third embodiment will be described with reference to FIG.
In the third example of the third embodiment of FIG. 13, only one of the flat plate portions 38a for attaching the pull handle 10 of the bracket 38 to the front attachment member 12 is long, the other 38f is short, but the plate width is short. It is not so wide as in the first example of the third embodiment.

The mounting holes 38d and 38g are both provided at one place, and are used to reduce the diameter of the annular portion 38b by the bolt 42 and the nut 43.
However, the pull handle 10 is attached to the front attachment member 12 by welding the outer edge of the flat plate portion to the attachment member 12.
Therefore, it is not particularly necessary to increase the plate width, to form a bead in the flat plate portion, and to form a flange at the end of the plate width as in the first embodiment of FIGS.
In addition, the code | symbol 38b in the figure shows the part folded in the annular | circular shape, and a dashed-two dotted line shows the free shape before fastening the said bracket 38 with a volt | bolt.

The perspective view which shows the structure of the whole door panel in 1st Embodiment of this invention. The assembly drawing which shows the assembly | attachment point of the principal part in 1st Embodiment of this invention. The front view of the said bracket in 1st Embodiment of this invention. The front view of the said bracket in the 2nd Example of 1st Embodiment of this invention. The assembly drawing which shows the assembly | attachment point of the principal part in the further another Example of 1st Embodiment of this invention. The perspective view which shows the principal part structure of 2nd Embodiment of this invention. The perspective view which shows the principal part structure of the other Example of 2nd Embodiment of this invention. The perspective view which shows the principal part structure of the further another Example of 2nd Embodiment of this invention. The figure which showed the state attached to the attachment member with the front view of the bracket in the 1st Example of 3rd Embodiment of this invention. The figure which showed the state before attaching to an attachment member with the front view of the bracket in the 1st Example of 3rd Embodiment of this invention. The front view of the bracket in the 2nd Example of 3rd Embodiment of this invention. FIG. The front view of the bracket in the 3rd Example of 3rd Embodiment of this invention. The perspective view which shows the structure of the whole door panel in a prior art.

Explanation of symbols

A ... Door panel P ... Panel body 3 ... Connection member 4 ... Front side support member 5 ... Back side support member 10 ... Pull handle 11 ... Handle part 12 ... Installation Member 20 ... Door beam 30 ... Bracket 32 ... Split part 32a ... Flat plate part 32b ... Semicircular arc part 32c ... Flange part 32d ... Mounting hole 42 ... Bolt 43 ... Nut 43w ... welded part

Claims (5)

In the door metal structure provided with a pull handle (10) for closing the door on the inside of the lower edge (Wu) of the window frame (W) of the door panel, the panel body (P) of the door panel (A) has a front end side of the waist portion. A cylindrical door beam (20) fixedly supported by a front side support member (4) attached to the rear end and a rear side support member (5) attached to the rear end side is provided, and the pull handle (10) is inverted U The handle (11) at the rear of the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side, and the pull handle (10) is formed. A two-piece bracket (30) having two-part parts (32, 32) is attached to the front handle part (11) of the two parts via a front-side attachment member (12). Semicircular arc part of parts (32, 32) 32 b, 32 b) the structure of Doametaru, characterized in that mounted grab surrounds the door beam (20). In the door metal structure provided with a pull handle (10) for closing the door on the inside of the lower edge (Wu) of the window frame (W) of the door panel, the panel body (P) of the door panel (A) has a front end side of the waist portion. A cylindrical door beam (20) fixedly supported by a front side support member (4) attached to the rear end and a rear side support member (5) attached to the rear end side is provided, and the pull handle (10) is inverted U The handle (11) at the rear of the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side, and the pull handle (10) is formed. The front handle part (11) has a two-piece bracket (30) having two-piece parts (32, 32b) surrounding and attached to the door beam (20). Door metal Elephants. In the door metal structure provided with a pull handle (10) for closing the door on the inside of the lower edge (Wu) of the window frame (W) of the door panel, the panel body (P) of the door panel (A) has a front end side of the waist portion. A cylindrical door beam (20) fixedly supported by a front side support member (4) attached to the rear end and a rear side support member (5) attached to the rear end side is provided, and the pull handle (10) is inverted U The handle (11) at the rear of the pull handle (10) is attached to the reinforcing member of the panel body (P) via the attachment member (14) on the rear side, and the pull handle (10) is formed. A front mounting member (12) is attached to the front handle portion (11) of the bracket, and a flat plate portion (36a) of the bracket (36) having an annular portion (36b) for accommodating the door beam (20). Said Structure Doametaru, characterized in that it is square side of bolted mounting member (12) interposed therebetween bolt (42) and nuts (43). The door metal structure according to claim 3, wherein the flat plate portion (37a) of the bracket (37) is configured to be wide. The door metal structure according to claim 3, wherein one of the flat plate portions (38a) of the bracket (38) is long and the other (38g) is short.

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