JP2013208925A - Door attachment structure and apparatus housing box of railcar having the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve workability of assembling work of a door and the like.SOLUTION: A door attachment structure is an attachment structure of a door 3 that opens and closes of an opening part 2a provided with a member 1 to be attached, and has: an attachment frame 5 having a first through-hole 11A and a second through-hole 11B; a hinge 6 having a first hinge plate 6A and a second hinge plate 6B, the first hinge plate 6A being rotatable about the second hinge plate 6B; a bonding plate 13 having a first screw hole 12A and a second screw hole 12B and being attached to another side of the attachment frame 5. The bonding plate 13 and the attachment frame 5 are attached by a second attachment screw 14B engaged with the second screw hole 12B through the second through-hole 11B. The second hinge plate 6B and the bonding plate 13 and the attachment frame 5 are attached by screwing a first attachment screw 14A engaged with the first screw hole 12A through the first through-hole 11A. The first through-hole 11A has a size that can adjust a position of a door 3.

Description

  The present invention relates to a door mounting structure and an equipment storage box for a railway vehicle.

  In general, many electric devices are mounted on a railway vehicle for operation and control. Since these electric devices are not uniform in size and appearance, they are often stored in a device storage box in which the color tone is matched to the interior of the cab or cabin.

  When the electrical equipment is inspected or malfunctioned, it is necessary to directly touch the electrical equipment housed inside, so an inspection door is provided at the opening of the equipment storage box (opening of the vehicle body panel) (for example, Patent Document 1). Such an inspection door is attached so as to be openable and closable via a hinge.

  When the inspection door is attached to the box body and used as an equipment storage box, the operator holds the inspection door by hand, adjusts the position of the opening of the box body and the inspection door, and then performs processing such as threading. Attach the inspection door to the box body.

JP 2000-38129 A

  However, there is a problem that processing such as thread cutting and work for attaching the inspection door to the box body must be performed in a vehicle compartment with a small work space, and the inspection door is heavy, which places a heavy burden on the operator. In particular, since it is necessary to ensure convenience when repairing and inspecting electrical equipment, the inspection door has a large shape and is not easy to handle.

  Further, since it is necessary to perform operations such as threading on the equipment storage box installed in advance in the vehicle interior, dust such as chips is discharged into the vehicle interior. In particular, when metal chips are discharged into the equipment storage box in which the electrical equipment is placed, it is necessary to remove them reliably, and the post-processing work process such as cleaning work is a heavy burden. Become.

  An object of the present invention is to provide a railway car equipment storage box with improved door assembly workability.

  A door mounting structure according to the present invention is a door mounting structure that opens and closes an opening provided in a member to be attached, and is provided at a peripheral edge on the back side of the opening of the member to be attached. A mounting frame having two through holes, a first hinge plate attached to the door, and a second hinge plate attached to one side of the attachment frame of the attached member, the first hinge plate being a second hinge plate A fastening plate attached to the other side of the mounting frame, having a hinge that is rotatable relative to the hinge, a first screw hole corresponding to the first through hole, and a second screw hole corresponding to the second through hole; The fastening plate and the attachment frame are attached by being screwed into the second screw hole via the second through hole by the second attachment screw, and the second hinge plate, the fastening plate and the attachment frame are The first mounting screw is screwed into the first screw hole through the first through hole. Mounted by being the first through hole has an adjustable size and position of the door.

  If it does in this way, since it is only necessary to attach a hinge to the fastening plate in which the 1st screw hole is formed beforehand, screw cutting work becomes unnecessary in a vehicle assembly process, and generation of chips etc. can be prevented. Moreover, since the position of a door can be easily adjusted with the said structure, workability | operativity can be improved.

  According to the present invention, it is possible to provide a door mounting structure and an apparatus storage box for a railway vehicle with improved door mounting workability.

It is a perspective view from the front of the apparatus storage box contained in this Embodiment. It is a perspective view from the back of an equipment storage box contained in an embodiment. It is a perspective view from the back of the door contained in an embodiment. It is explanatory drawing which shows the attachment structure of the hinge contained in embodiment and a fastening plate. It is the schematic sectional drawing which expanded a part of door attachment part.

Hereinafter, the door mounting structure according to the present embodiment will be described with reference to the drawings. In addition, below, although an apparatus storage box is demonstrated to an example as a to-be-attached member to which a door is attached, it is applicable to an interior panel and other various inspection doors provided in a rail vehicle.
[1. Embodiment]
[1-1. Overview of overall configuration]
As shown in FIG. 1, the device storage box 1 according to the present embodiment includes a box body 2 in which various devices (not shown) are stored, an opening 2a provided in front of the box body 2, and a hinge. 6, an inspection door 3 that is arranged in the opening 2 a and can be opened and closed via a hinge 6, and a handle 7 for opening and closing the inspection door 3. Here, as shown in FIG. 1, the direction orthogonal to the plane of the inspection door 3 is referred to as the front-rear direction. In FIG. 1, the opening 2 a is provided in front of the box body 2, but may be provided on at least one side surface of the box body 2 such as an upper surface or a lower surface. A plurality of openings 2a may be provided.

Moreover, as shown in FIGS. 2-4, in the back surface side of the box main body 2, the equipment storage box 1 is attached to the inspection door 3 at one end of the mounting frame 5 provided at the periphery of the opening 2a and the other end. Has a fixed frame 4 attached to the hinge 6 and a rectangular plate-shaped fastening plate 13 attached to the attachment frame 5.
[1-2. Outline of each configuration]
As shown in FIGS. 4 and 5, the fixed frame 4 includes a fixed portion 4A attached to the inspection door 3, and a mounted portion 4B that protrudes inward from the fixed portion 4A and extends in a direction perpendicular to the fixed portion 4A. And have. As shown in FIG. 5, the mounting frame 5 includes a fixing portion 5A attached to the box body 2, and a mounted portion 5B that protrudes inward from the fixing portion 5A and extends in a direction perpendicular to the fixing portion 5A. Have Both mounted portions 4B and 5B extend in parallel with the hinge 6 sandwiched with the inspection door 3 closed.

The hinge 6 includes a first hinge plate 6A attached to the inspection door 3 (that is, the attached portion 4B of the fixed frame 4), and a second hinge plate 6B attached to the box body 2 (attached portion 5B of the attachment frame 5). When the first hinge plate 6A rotates with respect to the second hinge plate 6B, the inspection door 3 opens to the outside of the box.

Further, as shown in FIG. 5, when the inspection door 3 is closed, the side edge of the inspection door 3 (on the side opposite to the side edge to which the hinge 6 is attached) covers the front surface of the flange portion 2 b of the box body 2. It is configured to cover.
[1-3. Hinge and fastening plate (inspection door) mounting structure]
As shown in FIG. 4, the inspection door 3 can be attached to the box body 2 by attaching the second hinge plate 6 </ b> B and the fastening plate 13 to the attachment frame 5. Here, in the mounting frame 5, a side surface to which the second hinge plate 6B is attached is referred to as “one side”, and a side surface to which the fastening plate 13 is attached is referred to as “the other side”. Details will be described below.

  Four first through-holes 11A and two second through-holes 11B are formed in advance in the attached portion 5B of the attachment frame 5, and each of the through-holes 11A and 11B is an elongated hole (in the width direction of the attached portion 5B). Long hole).

  A first screw hole 12A corresponding to the first through hole 11A and a second screw hole 12B corresponding to the second through hole 11B are formed in the fastening plate 13 in advance. In the present embodiment, second screw holes 12B are formed at both ends of the fastening plate 13, and four first screw holes 12A are formed between the two second screw holes 12B. As described above, the screw holes 12A and 12B are arranged in series, and by making the pitches equal, it is possible to reduce the workability and the cost of manufacturing parts, but the arrangement and pitch of the screw holes 12A and 12B are the same. Not limited to.

  The second hinge plate 6B is attached to the fastening plate 13 via the attachment frame 5 by screwing the first attachment screw 14A into the first screw hole 12A. As described above, each first through hole 11A is a long hole in the width direction of the attached portion 5B and a long hole in a direction perpendicular to the inspection door 3, so that the attachment position of the inspection door 3 is in close contact with the flange portion 2b. The box body 2 can be adjusted in the front-back direction.

  On the other hand, the fastening plate 13 is attached to the attached portion 5B of the attachment frame 5 by screwing the second attachment screw 14B into the second screw hole 12B. Here, the fastening plate 13 is attached to the attached portion 5B (attachment frame 5) from the attached portion 5B side through the second through hole 11B.

  As shown in FIG. 5, one of the attached portions 4 </ b> B of the fixed frame 4 is attached to the first hinge plate 6 </ b> A, and the other is attached with a plate-like reinforcing member 21. The reinforcing member 21 is formed with a screw hole, and is fastened to the fixed frame 4 and the first hinge plate 6 </ b> A by the mounting screw 22.

In addition, since the space | interval of the 2nd screw hole 12B of the fastening part 13 is larger than the 2nd hinge board 6B, it does not affect the adjustment of the attachment position of the inspection door 3. FIG.
[1-4. Inspection door installation procedure]
Then, the attachment procedure of the inspection door 3 is demonstrated.
(1) First, the fastening plate 13 is disposed on the other side of the attached portion 5B of the attachment frame 5 on the box body 2 side, and the fastening plate 13 and the attachment frame 5 are temporarily fixed using the second attachment screws 14B. To do. At this time, the second mounting screw 14 </ b> B is inserted from one side of the mounted portion 5 </ b> B of the mounting frame 5.
(2) Next, the second hinge plate 6B is disposed on one side of the attachment portion 5B of the attachment frame 5 (assuming that the attachment frame 5 is sandwiched between the second hinge plate 6B and the fastening plate 13). The second hinge plate 6B and the mounting frame 5 are temporarily fixed using the first mounting screw 14A. The inspection door 3 is temporarily fixed to the box body 2 by the above operation.
(3) Since both the through holes 11A and 11B of the attached portion 5B are long holes, the position of the inspection door 3 can be moved in the longitudinal direction thereof, so the inspection door 3 is temporarily fixed to the box body 2 In this state, the inspection door 3 is moved in the front-rear direction of the box body 2 to adjust the mounting position.
(4) When the mounting position of the inspection door 3 is determined, the first mounting screw 14A and the second mounting screw 14B are finally tightened, and the inspection door 3 and the fastening plate 13 are fixed to the mounting frame 5.

  The inspection door 3 is attached to the box body 2 by the above procedure.

  In this way, it is possible to adjust the position of the inspection door 3 while looking at the positional relationship between the side edge of the inspection door 3 and the flange portion 2b of the box body 2 in the closed state of the inspection door 3, thereby improving the appearance. Can be achieved. In particular, it is not necessary to perform installation work or position adjustment work while the operator holds the heavy inspection door 3 by hand as in the prior art, so that work can be easily performed even in a vehicle room where the work space is restricted, The burden on the operator can be greatly reduced.

  Further, since the fastening plate 13 is fixed to the mounting frame 5, even if the inspection door 3 is removed from the box body 2, the fastening plate 13 does not fall off the mounting frame 5.

As a result, the position of the first screw hole 12A for hinge attachment is fixed at a fixed position. Even if the door 3 is removed from the box body 2 in this state, the fastening plate 13 does not fall off the attached portion 5B.
[1-5. Each effect of the above configuration]
According to the above configuration, by using the fastening plate 13 that has been subjected to screw hole machining in advance at the part production stage, it is possible to eliminate the threading operation in the vehicle assembly process, and to reduce the difficulty of the operation. Moreover, when the inspection door 3 is attached in the vehicle interior, the above-described configuration eliminates the cleaning work due to the generation of swarf and eliminates cleaning leakage. Therefore, the workability of assembling the inspection door 3 can be improved.

  In particular, the assembly workability of the inspection door 3 is not impaired even when it is arranged in a vehicle compartment in a limited space like the equipment storage box 1 of a railway vehicle.

If the fastening plate 13 is fixed to the attached portion 5B and the inspection door 3 is removed from the box body 2 so that the fastening plate 13 is not detached from the attached portion 5B and falls, the inspection door 3 is After removing and inspecting various devices in the device storage box 1, the inspection door 3 can be attached to return to the original state. The assembly workability of 3 can be improved.
[2. Modified example]
The following configuration is possible as a modification of the above embodiment.

  (i) Not only a door that opens and closes in the front-rear direction but also a door that opens and closes in the vertical direction. Moreover, it is applicable not only to a single opening but also to each door in the case of double opening.

  (ii) The size and shape of the through holes 11A and 11B can be changed according to the necessary adjustable range, and the shape is not limited to the long hole shape. For example, a through hole having a diameter smaller than the head of the mounting screw and a diameter larger than the screw diameter may be used.

  (iii) The attachment of the fastening plate 13 to the attached portion 5B is not limited to screwing with the attachment screw 14B, and fixing means such as adhesion and welding may be used.

  (iv) Although the through hole is a long hole in the front-rear direction of the box body 2, it may be a long hole in the vertical direction.

  (v) In the above embodiment, one opening and one inspection door are provided on the side of the box body, but the number of openings and the number of doors are not limited thereto.

DESCRIPTION OF SYMBOLS 1 Equipment storage box 2 Box main body 2a Opening part 2b Flange part 3 Inspection door 4 Fixed frame 4A Fixed part 4B Mounted part 5 Mounted frame 5A Fixed part 5B Mounted part 6 Hinge 6A 1st hinge board 6B 2nd hinge board 13 Fastening Plate 11A First through hole 11B Second through hole 12A First screw hole 12B Second screw hole 14A First mounting screw 14B Second mounting screw

Claims (6)

A door mounting structure for opening and closing an opening provided in a mounted member,
An attachment frame provided on the periphery of the back surface side of the opening of the attached member, and having a first through hole and a second through hole;
A first hinge plate attached to the door; and a second hinge plate attached to one side of the attachment frame of the attached member, wherein the first hinge plate rotates with respect to the second hinge plate. Possible hinges,
A fastening plate having a first screw hole corresponding to the first through hole and a second screw hole corresponding to the second through hole and attached to the other side of the mounting frame;
The fastening plate and the attachment frame are attached by being screwed into the second screw hole via the second through hole by a second attachment screw,
The second hinge plate, the fastening plate, and the attachment frame are attached by being screwed into the first screw hole via the first through hole with a first attachment screw,
The door mounting structure, wherein the first through hole has a size capable of adjusting the position of the door. A box body that can store equipment inside,
An opening provided on at least one side surface of the box body;
A door disposed in the opening;
An attachment frame provided at the periphery on the back side of the opening, and having a first through hole and a second through hole;
A first hinge plate attached to the door, and a second hinge plate attached to one side of the attachment frame, wherein the first hinge plate is rotatable with respect to the second hinge plate;
A fastening plate having a first screw hole corresponding to the first through hole and a second screw hole corresponding to the second through hole and attached to the other side of the mounting frame;
The fastening plate and the attachment frame are attached by being screwed into the second screw hole via the second through hole by a second attachment screw,
The second hinge plate, the fastening plate, and the attachment frame are attached by being screwed into the first screw hole via the first through hole with a first attachment screw,
The equipment storage box for a railway vehicle, wherein the first through hole has a size capable of adjusting the position of the door. The second mounting screw is inserted from one side of the mounting frame and screwed into the second screw hole;
The equipment storage box for a railway vehicle according to claim 2, wherein the second through hole has a size capable of adjusting a mounting position of the fastening plate with respect to the mounting frame. The fastening plate has a rectangular plate shape,
The second screw holes are respectively formed at both ends of the fastening plate;
The equipment storage box for a railway vehicle according to any one of claims 1 to 3, wherein the first screw holes are formed between the second screw holes.   The said 1st through-hole and the said 2nd through-hole of the said attachment frame are elongate hole shapes which can adjust the position of the said door with respect to the front-back direction of the said box main body. Equipment storage box for railway vehicles.   The equipment storage box for a railway vehicle according to any one of claims 1 to 5, wherein when the door is closed, a side edge of the door covers a side edge of the box body provided with the opening.

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