JP2019173374A - Container closed door holding device - Google Patents

Abstract

To dispose a container door as close as possible to the outermost edge of a container and to prevent protrusion of an accessory or the like disposed on an outer surface of the door from the outermost edge of the container.SOLUTION: A closed door holding tool 31 for holding doors 9a, 9b in a closed state comprises: a fastening plate 35 which is fixed to one of the doors 9a, 9b and a tip of which extends to the door 9b in parallel with the door 9b; a bracket 37 having a pair of walls 43, 43 that are fixed to an outer surface of the door 9b and that extend toward the base end side of the fastening plate 35 sandwiching the fastening plate 35 in a vertical direction, and a connection wall 45 that connects the pair of walls 43, 43, the connection wall 45 being disposed to face the tip of the fastening plate 35; and a fastening pin 39 that presses the fastening plate 35 from the outside direction of the doors 9a, 9b in the state of being attached to the pair of walls 43, 43. The protruding amount of the bracket 37 from the outer surface of the door 9b is set to be larger than the diameter of the fastening pin 39 and to be inside the outermost edge 2 of the container. Outer plates 15 of the doors 9a, 9b can be disposed at a position close to the outermost edge 2 of the container within a range where this condition is satisfied.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a container door holding device.

  Generally, a container is provided with a double door on at least one of a wall surface and a side wall surface for loading and unloading luggage. Such double doors are provided with a door holding device for holding the door closed. For example, in Patent Document 1, a pair of brackets provided on the other door are provided with a retaining plate that is fixed to one door and whose front end extends parallel to the door to the other door when the door is closed. It is disclosed that the door is held in a closed state by being restrained from the outer side of the door by a fastening pin attached to the protrusion of the door.

JP 2013-119735 A

  By the way, in a container for loading and unloading a package in the container room and transporting the package, if there is a slight difference in the size of the package, the desired number of packages cannot be placed in the container room. For this reason, even if there is a slight difference in the size of the luggage, it is desired to secure the desired volume of the container so that the desired number can be placed in the container without any hindrance. In order to secure a desired interior volume of the container, for example, a method of bringing the wall surface or door of the container as close as possible to the outermost edge of the container is conceivable.

  However, the outer surface of the door approaches the outermost edge of the container, so that accessories such as a door holding device that holds the door in a closed state are prevented from protruding from the outermost edge of the container. Measures are needed.

  The present invention has been made in view of the above problems, and its object is to bring the container door as close to the outermost edge of the container as possible in order to ensure the desired interior volume of the container. It is in preventing that the accessory etc. which were arrange | positioned on the outer surface of a door protrude from the outermost edge part of a container, arrange | positioning.

(Aspect of the Invention)
The following aspects of the present invention exemplify aspects of the present invention, and are described in sections to facilitate understanding of various components of the present invention. Each of the following items does not limit the technical scope of the present invention, and replaces, deletes, or further removes some of the components of each item while taking into account the best mode for carrying out the present invention. An aspect to which other components are added can also be an aspect of the present invention.

  (1) A container door holding device in which a door with a double door is provided on at least one of the wall surface and the side wall, and a door holding tool for holding the double door with the door closed, A handle lock that locks an operation handle of a door lock device provided on the door of the double door in the closed state, and the door holding fixture is fixed to one of the doors of the double door, and a tip end portion of the door A fastening plate extending parallel to the door to the door, a pair of wall portions fixed to the outer surface of the other door, and extending toward the base end side of the fastening plate with the fastening plate sandwiched from above and below, A bracket having a connecting wall portion that connects the pair of wall portions, the bracket being disposed so that the connecting wall portion faces the front end portion of the retaining plate, and detachable from the pair of wall portions of the bracket And the pair And a retaining pin that restrains the retaining plate from the outside direction of the double door in a state of being mounted on a wall, and the amount of protrusion of the bracket from the outer surface of the other door is larger than the diameter of the retaining pin. A container door holding device that is large and is set to be inside the outermost edge of the container (Claim 1).

In the container door holding device according to this section, the door holding device includes a door holding tool for holding the double door in a closed state. The door holder is fixed to one of the double doors constituting the door holder, and a pair of brackets provided on the other door is provided with a retaining plate whose front end extends parallel to the door to the other door. With the retaining pin attached to the wall portion, the door is held down from the outside direction of the double door and the door is kept closed.
More specifically, in the closed state of the double door, the retaining plate fixed to one side of the door extends in parallel with the door and prevents the other door from being opened. The pair of wall portions of the bracket provided on the other door are formed with insertion holes for vertically passing the retaining pins, and the retaining pins inserted into the pair of wall portions are paired with the pair of wall portions. By being located outside the door with respect to the clasp sandwiched between the walls, the clasp is displaced in the outer direction of the door by the retaining pin, that is, in the opening direction of one door to which the retaining plate is fixed. Displacement is impeded.

The pair of wall portions of the bracket are integrated in a U-shape by being connected by the connecting wall portion, and the connecting wall portion is connected to the front end portion of the retaining plate sandwiched between the pair of wall portions. By being disposed so as to face each other, the displacement of the retaining plate in the outward direction of the door in the state where the retaining pin is removed from the bracket, that is, the door opening operation is not hindered.
The bracket is in a state in which the pair of wall portions and the connecting wall portion are in close contact with the outer surface of the door, that is, in a state in which the U-shaped end surface in which the pair of wall portions and the connecting wall portion are continuous is in close contact with the door. It will be fixed to the door.

  A connecting wall portion disposed so that the connecting plate portion of the bracket faces the front end portion of the retaining plate in a state where a width equal to or larger than the diameter of the retaining pin is secured on at least a pair of wall portions of the bracket; The amount of protrusion from the outer surface of the other door of the bracket composed of a pair of wall portions that are continuous to each other is set to be inside the outermost edge portion of the container. And the outer plate | board of a door can be arrange | positioned in the position near the outermost edge part of a container within the range by which this condition is satisfy | filled. In addition, the outermost edge part of a container is defined in the range of the dimension which satisfy | fills the loading limit defined for each conveyance means, such as a trailer and a railroad.

  (2) In the above item (1), the operation handle has a flat bar shape extending in parallel with the door, and the handle lock is a base plate fixed at a position of the outer plate facing the operation handle. A latch receiving plate that is fixed to a lower portion of the base plate and has a stepped portion that protrudes outward with respect to the base plate, and is substantially Y-shaped with the base plate to latch the operation handle. , And the container closing door holding device is set so that the protruding amount of the latch receiving plate from the outer surface of the door is within the outermost edge of the container (Claim 2).

  In the container door holding device according to this item, the handle lock includes a base plate fixed at a position facing the operation handle of the outer plate, and a lower portion of the base plate, and protrudes outward with respect to the base plate. The stepped portion is formed, and includes a latch receiving plate having a substantially Y shape together with the base plate. With this configuration, a space is formed between the base plate and the latch receiving plate, and the operation handle of the door lock device is accommodated in this space. Thereby, the operation handle accommodated in the space is prevented from moving in the opening direction of the door by the latch receiving plate, and the door is held in the closed state.

  The operation handle is rotatably mounted on a lock rod constituting the door lock device, which is arranged to extend in the vertical direction along the outer surface of the door, and changes an angle with respect to the lock rod. Thus, the attaching / detaching operation with respect to the handle lock is performed. Specifically, when the door opening / closing operation is performed, the operation handle is at a right angle to the lock rod (horizontal state), and when the operation handle is attached to or detached from the handle lock, the operation handle The tip of the handle is tilted so that it is positioned above the base end that is pivotally attached to the lock rod, and is operated to get over the latch receiving plate of the handle lock, and then the operation handle is made Y-shaped. The operation handle is held by the handle lock by dropping into the space between the base plate and the latch receiving plate. In addition, the operation handle has a flat bar shape and extends in parallel with the door so that its widthwise surface faces the outer plate of the door, so that the thickness of the operation handle on the outer side of the door is suppressed. Yes. For this reason, the gap between the base plate and the latch receiving plate of the handle lock that holds the handle lock in which the operation handle is stored is narrowed in accordance with the thickness of the operation handle, so that the amount of the narrowing is increased. The amount of protrusion of the retaining plate from the outer surface of the door is reduced.

  (3) In the above item (2), the handle lock is attached to an upper portion of the base plate so as to be rotatable in parallel with the base plate, and a step portion protruding outward with respect to the base plate is formed. A movable receiving plate that overlaps with the hanging receiving plate in parallel from the outside of the hanging receiving plate, and the amount of protrusion of the movable receiving plate from the outer surface of the door is inside the outermost edge portion of the container A container door holding device that is set so as to fit in the container (claim 3).

  In the container door holding device according to this section, the handle lock is attached to the upper portion of the base plate so as to be rotatable in parallel to the base plate, and a stepped portion protruding outward with respect to the base plate is formed. A movable receiving plate that overlaps in parallel with the hanging receiving plate from the outside of the hanging receiving plate is included. With this configuration, when the operation handle is moved upward in a state where the movable receiving plate is stacked in parallel with the hanging receiving plate from the outside of the hanging receiving plate, the operation handle contacts the stepped portion of the movable receiving plate. Then, the movement of the operation handle (rotation operation with respect to the lock rod) is restricted.

  Furthermore, in the closed door holding device for a container according to this item, the amount of protrusion of the movable backing plate from the outer surface of the door is set so as to be inside the outermost edge portion of the container, so that the operation handle by the movable backing plate is used. The outer plate of the door can be disposed at a position close to the outermost edge portion of the container while enjoying the rotation preventing function.

  (4) In the item (3), an insertion hole is formed in the latch receiving plate and the movable receiving plate for inserting a connector for connecting the latch receiving plate and the movable receiving plate to each other. A container door holding device (claim 4).

  In the container door holding device according to this section, a coupling tool (not shown, for example, for connecting the latch receiving plate and the movable receiving plate to each other in an insertion hole provided in the latch receiving plate and the movable receiving plate. By inserting the sealing ring), the latch receiving plate and the movable receiving plate are connected, and the rotation of the movable receiving plate relative to the latch receiving plate is prevented. This prevents a third person from opening the door until the operator opens the door again after the operator closes the door. Further, the movable receiving plate is prevented from rotating due to external factors such as vibration and impact, and the operation handle is more reliably held in the space between the base plate and the latch receiving plate.

  The present invention is configured as described above, and in order to secure the desired interior volume of the container, the container door is arranged on the outer surface of the door as close as possible to the outermost edge of the container. It is possible to prevent the attached appendages and the like from protruding from the outermost edge of the container.

It is a figure which shows the container which concerns on one Embodiment of this invention, (a) is a top view of a container, (b) is a front view of a container, (c) is a right view of a container. is there. FIG. 1 is a container shown in FIG. 1, (a) is a rear view of the container, and (b) is a left side view of the container. FIG. 2 is an enlarged view of the vicinity of a container door holding device shown in FIG. It is sectional drawing which follows the AA line shown in FIG. It is sectional drawing which follows the BB line shown in FIG. It is a figure which shows the door holding fixture of the container door holding device shown in FIG. 3, (a) is a top view, (b) is a front view, (c) is C- of (b). It is sectional drawing along C line. It is a figure which shows the 1st handle lock of the closed door holding | maintenance apparatus of the container shown in FIG. 3, (a) is a front view of a 1st handle lock, (b) is a side view of a 1st handle lock. It is a figure which shows the 2nd handle lock of the closed door holding | maintenance apparatus of the container shown in FIG. 3, (a) is a front view of a 2nd handle lock, (b) is a side view of a 2nd handle lock. It is the schematic which shows the door lock apparatus of the door shown in FIG. 3, (a) is a front view of a door lock apparatus, (b) is sectional drawing which follows the DD line | wire of (a), (C) is sectional drawing which follows the EE line | wire of (a).

  Hereinafter, the configuration of a container door holding device according to an embodiment of the present invention will be described in detail with reference to FIGS. Here, in the following description, an example in which the door closing device is used for a railway container will be described.

First, the structure of a railway container is demonstrated based on figures.
In FIG. 1 and FIG. 2, double doors 9 and 11 (doors) are provided on the three surfaces of the wall surface of one end face 3 (first end face) and the side walls 7 and 7 of the box-shaped main body. A three-way rail container 1 is shown. A panel 13 (see FIGS. 4 and 5, which is the panel 13 of the first face 3 in the illustrated example) constituting the double doors 9 and 11 is an outer plate 15 and an end of the outer plate 15 on the indoor side. It is comprised from the frame part 17 provided along the edge part, the beam 19 provided so that the edge | side of this frame part 17 may be connected, and the lining part 21 which has the lining board 21a and the reinforcement board 21b. Yes. Further, the doors 9 and 11 of the railway container 1 have door closing devices 23 and 25 for holding the doors 9 and 11 closed, and a door lock device for opening and closing the doors 9 and 11 of the doors. 27 and 29 (see FIGS. 1 and 2).
The basic structure of the door 9 on the first wife surface 3 and the doors 11 on both side surfaces 7 and 7 are substantially the same. In addition, the wall surface of the second end face 5 is basically substantially the same in structure as the door 9 of the first end face 3. Further, the door holding device 23 and the door lock device 27 provided on the door 9 and the door holding device 25 and the door lock device 29 provided on the door 11 have substantially the same basic structure. In the following description, the door holding device 23 and the door lock device 27 provided on the door 9 of the first face 3 will be described for convenience.

  The door holding device 23 includes a door holding tool 31 and a handle lock 33. The closing door holder 31 holds the double door 9 in a closed state, and includes a fastening plate 35, a bracket 37, and a fastening pin 39. The retaining plate 35 (see FIG. 6A) is fixed to one side of the double door 9 and is formed so that the tip side thereof extends in parallel to the door 9b to the other door 9b. A rising wall portion 41 that is bent outward with respect to the door 9 is formed at the front end of the retaining plate 35. In this description, the surface of the rising wall portion 41 of the retaining plate 35 that faces the connecting wall portion 45 of the bracket 37 is defined as the tip of the retaining plate 35, but it is assumed that the raising wall portion 41 is not provided. Also, the surface of the retaining plate 35 facing the connecting wall portion 45 is the tip. The bracket 37 includes a pair of wall portions 43 and 43 and a connecting wall portion 45 that connects the pair of wall portions 43 and 43. The bracket 37 has a U-shape in which a pair of wall portions 43, 43 and a connecting wall portion 45 are continuous, and the U-shaped opening end 46 (see FIG. 6B) is provided on one door 9a. Facing to the side. The U-shaped end surface is fixed to the outer surface of the outer plate 15 of the other door 9b by welding, so that the welding strength is ensured (see FIG. 6A). The pair of wall portions 43, 43 extends toward the proximal end side of the retaining plate 35 with the retaining plate 35 sandwiched in the vertical direction, and the insertion holes 47, 47 for inserting the retaining pin 39 in the vertical direction (see FIG. 6) is formed. The pair of wall portions 43 and 43 have a width equal to or greater than the diameter of the retaining pin 39, and the amount of protrusion of the pair of wall portions 43 and 43 from the outer surface of the other door 9 b is the outermost edge portion of the railway container 1. It is set so as to be inside of 2 (see FIG. 6A). Similarly, the connecting wall portion 45 is set so that the protruding amount of the connecting wall portion 45 from the outer surface of the other door 9 b is inside the outermost edge portion 2 of the railway container 1. The retaining pin 39 is a rod-shaped member, and the upper part is coupled to the chain 49, and is coupled to a portion near the proximal end of the retaining plate 35 via the chain 49 (see FIGS. 6A and 6B). .

  The handle lock 33 (see FIG. 3) holds an operation handle 85 of a door lock device 27 described later when the double door 9 is closed. The handle lock 33 includes a first handle lock 33a provided on the outer plate 15 of one door 9a and a second handle lock 33b provided on the other door 9b. The 1st handle lock 33a and the 2nd handle lock 33b are the door lock device 27 of each door 9a and 9b, and the crevice 22 provided in the position facing the operation handle 85 of door lock device 27 of outer plate 15. (See FIGS. 3 and 4). The first handle lock 33a (see FIG. 7) includes a base plate 51, a latch receiving plate 53, and a movable receiving plate 55. The base plate 51 is a substantially oval plate member, and is fixed to the outer surface of the outer plate 15 so as to face the operation handle 85. Further, the base plate 51 is cut and raised, and a locking piece 57 for stopping the rotation of the movable receiving plate 55 at a predetermined position is formed. The latch receiving plate 53 is fixed to the lower portion of the base plate 51, and a stepped portion 59 that protrudes outside the railway container 1 with respect to the base plate 51 is formed (see FIG. 7B). The latch receiving plate 53 and the base plate 51 are substantially Y-shaped, and a space 61 is formed between the base plate 51 and the latch receiving plate 53 (see FIG. 7B). Reference numeral 61 denotes a space for storing the operation handle 85. Further, the stepped portion 59 of the latch receiving plate 53 is formed with a projecting portion 63 projecting laterally (on the right side in FIG. 7A) at the tip (see FIG. 7A). . An insertion hole 65 (see FIG. 7B) through which a connecting tool (not shown) such as a sealing ring for connecting the latch receiving plate 53 and the movable receiving plate 55 to each other is inserted into the protruding portion 63. ) Is formed. The movable receiving plate 55 is attached to the upper portion of the base plate 51 so as to be rotatable in parallel with the base plate 51 using pins 74 and overlaps with the hanging receiving plate 53 from the outside of the hanging receiving plate 53. It is provided as follows. The movable receiving plate 55 is formed with a stepped portion 67 protruding from the base plate 51 to the outside of the railway container 1. The stepped portion 67 of the movable receiving plate 55 is formed with a projecting portion 69 projecting laterally (on the right side in FIG. 7A) in a plan view (see FIG. 7A). The protrusion 69 is formed with an insertion hole 71 (see FIG. 7B) through which the connector is inserted. In addition, the movable receiving plate 55 has, at its base end, a protruding piece 73 that comes into contact with the locking piece 57 of the base plate 51 in the opened state of the movable receiving plate 55 indicated by a virtual line in FIG. (See FIG. 7A).

  The second handle lock 33b (see FIG. 8) includes a base plate 75, a latch receiving plate 77, and a movable receiving plate 78. The base plate 75 is a substantially oval plate member, and is fixed to the outer surface of the outer plate 15 so as to face the operation handle 85. Further, the base plate 75 is cut and raised to form a locking piece 76 for stopping the rotation of the movable receiving plate 78 at a predetermined position. The latch receiving plate 77 is fixed to the lower portion of the base plate 75, and a stepped portion 79 is formed protruding from the base plate 75 to the outside of the railway container 1 (see FIG. 8B). The latch receiving plate 77 and the base plate 75 are substantially Y-shaped, and a space 81 is formed between the base plate 75 and the latch receiving plate 77 (see FIG. 8B). Reference numeral 81 denotes a space for storing the operation handle 85. The movable receiving plate 78 is attached to the upper portion of the base plate 75 so as to be rotatable in parallel with the base plate 75 using the pins 80, and overlaps with the latch receiving plate 77 from the outside of the latch receiving plate 77. It is provided as follows. The movable receiving plate 78 is formed with a stepped portion 82 that protrudes to the outside of the railway container 1 with respect to the base plate 75. In addition, the movable receiving plate 78 has, at its base end, a protruding piece 84 that comes into contact with the locking piece 76 of the base plate 75 in the opened state of the movable receiving plate 78 shown by the phantom line in FIG. (See FIG. 8A).

  As shown in FIGS. 3 and 9, the door lock device 27 is provided in each door 9 a and 9 b and includes a lock rod 83, an operation handle 85, and a cam 87. The lock rod 83 is installed on a concave portion 16 (see FIGS. 3 and 4) formed on the outer surface of the outer plate 15 of each door 9a, 9b, and the door 9a, It is rotatably attached to the outer plate 15 of 9b. The lock rod 83 has at least a part of the lock rod 83 having a double-pipe structure, and includes a first shaft 83a and a second shaft 83b that covers a part of the outer peripheral surface of the first shaft 83a ( FIG. 9 (a)). The operation handle 85 has a flat bar shape and extends in parallel with the doors 9a and 9b so that the surface in the width direction faces the outer plate 15 of each door 9a and 9b (see FIG. 5). The operation handle 85 is pivotally attached to the lock rod 83 via a mounting seat 20 (see FIGS. 9A and 9B) fixed to the lock rod 83 (see FIG. 3). ). The operation handle 85 is disposed in a space 61 between the base plate 51 and the latch receiving plate 53 of the first handle lock 33a and in a space 81 between the base plate 75 and the latch receiving plate 77 of the second handle lock 33b. The first handle lock 33a and the second handle lock 33b hold it. The cam 87 engages with a retaining ring 89 (see FIG. 3) provided in the upper frame portion and the lower frame portion of the railway container 1 to lock the double door 9 in the closed state. It is fixed to both ends of the single shaft 83a.

  As described above, according to the closed door holding device 23 of the railway container 1 according to the embodiment having the above-described configuration, the following operational effects can be obtained. The door holding tool 31 of the door holding device 23 is fixed to one of the double doors 9a constituting the door holding tool 31, and a fastening plate 35 whose front end extends in parallel with the door 9 to the other door 9b, The fastening pin 39 attached to the pair of wall portions 43, 43 of the bracket 37 provided on the other door 9b can be restrained from the outside of the double door 9a and can hold the double door 9 in a closed state. It becomes. Specifically, in the closed state of the double door 9a, the retaining plate 35 fixed to one of the doors 9a has a tip portion extending in parallel with the door 9b to prevent the opening direction of the other door 9b. It becomes. The pair of wall portions 43 and 43 of the bracket 37 provided on the other door 9b are formed with insertion holes 47 and 47 for inserting the retaining pin 39 in the vertical direction. , 43 is positioned on the outside of one door 9a with respect to the retaining plate 35 sandwiched between the pair of wall portions 43, 43, so that the retaining plate 35 is moved by the retaining pin 39. It is possible to prevent the displacement in the outer direction of the door 9a, that is, the displacement in the opening direction of one door 9a to which the retaining plate 35 is fixed.

  Further, according to the door holding device 23 of the railway container 1, the pair of wall portions 43, 43 of the bracket 37 of the door holding fixture 31 are integrated by a connecting wall portion 45 so as to be integrated in a U shape. The connecting wall portion 45 is disposed so as to face the front end portion of the retaining plate 35 sandwiched between the pair of wall portions 43, 43, so that the retaining pin 39 is removed from the bracket 37. The displacement of the plate 35 in the outward direction of the door 9, that is, the opening operation of the door 9 is not hindered. The bracket 37 is in a state in which the pair of wall portions 43 and 43 and the connecting wall portion 45 are in close contact with the outer surface of the other door 9b, that is, the pair of wall portions 43 and 43 and the connecting wall portion 45 are continuous. The other door 9b can be fixed in a state where the U-shaped end surface is in close contact with the other door 9b.

  Further, according to the door holding device 23 of the railway container 1, the at least one pair of wall portions 43, 43 of the bracket 37 is secured to the rising wall portion 41 of the retaining plate 35 in a state where a width equal to or larger than the diameter of the retaining pin 39 is secured. The amount of protrusion from the outer surface of the other door 9b of the bracket 37 composed of the connecting wall portion 45 disposed so as to oppose and a pair of wall portions 43, 43 continuous thereto is the outermost edge portion 2 of the railway container 1. It is set to fit inside. And the outer plate | board 15 of the door 9 can be arrange | positioned in the position near the outermost edge part 2 of the railway container 1 within the range by which this condition is satisfy | filled.

  According to the closed door holding device 23 of the railway container 1, the handle lock 33 (the first handle lock 33a and the second handle lock 33b) is fixed at a position facing the operation handle 85 of the outer plate 15 of each door 9a, 9b. The base plates 51 and 75 and the step portions 59 and 79 which are fixed to the lower portions of the base plates 51 and 75 and project outward with respect to the base plates 51 and 75 are formed. By providing the latch receiving plates 53 and 77 having a shape, a space 61 is formed between the base plate 51 and the latch receiving plate 53, and a space 81 is formed between the base plate 75 and the latch receiving plate 77. The operation handle 85 of the door lock device 27 is accommodated in the spaces 61 and 81. Thereby, the operation handle 85 accommodated in the spaces 61 and 81 is prevented from moving in the opening direction of the door 9 by the latch receiving plates 53 and 77, and the door 9 can be held in the closed state. .

  Further, according to the closed door holding device 23 of the railway container 1, the operation handle 85 of the door lock device 27 is in a state in which the operation handle 85 is perpendicular to the lock rod 83 when the door 9 is opened and closed ( When the operation handle 85 is attached to and detached from the first handle lock 33a and the second handle lock 33b, the distal end of the operation handle 85 is located above the base end portion that is pivotally attached to the lock rod 83. It is tilted so as to be positioned and operated so as to get over the latch receiving plates 53 and 77 of the first handle lock 33a and the second handle lock 33b, and then the operation handle 85 is moved to the base plate 51 having the Y shape. The operation handle 85 is moved to the first handle lock 33a and the second handle lock by being dropped into the spaces 61 and 81 between the 75 and the latch receiving plates 53 and 77. It is held in 33b. In addition, the operation handle 85 has a flat bar shape and extends in parallel with the door 9 so that the surface in the thickness direction faces the outer plate 15 of the door 9. The thickness in the outer direction is suppressed. For this reason, the spaces 61 and 81 between the base plates 51 and 75 and the latch receiving plates 53 and 77 of the handle lock 33 in which the operation handle 85 is accommodated are narrowed according to the thickness of the operation handle 85. The amount of protrusion of the latch receiving plates 53 and 77 from the outer surfaces of the doors 9a and 9b can be reduced by the narrowed amount.

  Further, according to the door holding device 23 of the railway container 1, the first handle lock 33a and the second handle lock 33b are attached to the upper part of the base plates 51 and 75 so as to be rotatable in parallel to the base plates 51 and 75. Stepped portions 67 and 82 projecting outward with respect to the base plates 51 and 75 are formed, and movable receiving plates 55 and 78 that overlap in parallel with the hanging receiving plates 53 and 77 from outside the hanging receiving plates 53 and 77. When the operation handle 85 is moved upward in a state where the movable receiving plates 55 and 78 are stacked in parallel with the hanging receiving plates 53 and 77 from the outside of the hanging receiving plates 53 and 77, The operation handle 85 comes into contact with the stepped portions 67 and 82 of the movable receiving plates 55 and 78, and the movement of the operation handle 85 (the rotation operation with respect to the lock rod 83) is restricted. In addition, the first handle lock 33 a is inserted into the insertion holes 65 and 71 provided in the latch receiving plate 53 and the movable receiving plate 55, so that the latch receiving plate 53 and the movable receiving plate 55 are connected to each other. Are connected to each other, and the rotation of the movable receiving plate 55 relative to the latch receiving plate 53 can be prevented. This makes it possible to prevent a third person from opening the door 9 until the operator opens the door 9 again after the operator closes the door 9 of the railway container 1. Further, it is possible to prevent the movable receiving plate 55 from rotating due to external factors such as vibration and impact, and to more reliably hold the operation handle 85 in the space 61 between the base plate 51 and the latch receiving plate 53. It becomes.

  Further, the movable receiving plate 55 is set so that the protruding amount of the movable receiving plate 55 from the outer surface of the one door 9a is set to be inside the outermost edge portion 2 of the railway container 1. It is possible to arrange the outer plate 15 of one door 9a at a position close to the outermost edge 2 of the railway container 1 while enjoying the rotation blocking function of the operation handle 85.

  In addition, the door holding devices 23 and 25 and the door lock devices 27 and 29 of the railway container 1 according to the embodiment are railroads having the doors 9 and 11 having the double doors on the wall surfaces of the first wife surface 3 and the both side surfaces 7 and 7. Used for containers, such as railway containers with double doors on the first wife surface 3 and side surface 7 and rail containers with double doors on both sides 7 and 7 This embodiment can also be applied to containers with different. Moreover, in the railway container 1 provided with the door holding devices 23 and 25 according to the embodiment, for example, by providing a door with a louver on the side surface as used in a conventional container, ventilation of the railway container 1 is achieved. Can be easily accommodated.

  Moreover, in the door holding devices 23 and 25 of the railway container 1 according to the embodiment, the first handle lock 33a is provided on one door 9a and the second handle lock 33b is provided on the other door 9b. The first handle lock 33a or the second handle lock 33b may be provided on 9a and 9b. Further, the first handle lock 33a and the second handle lock 33b are provided with movable receiving plates 55 and 78 on the upper portions of the base plates 51 and 75, respectively. However, when the door 9 is closed, the operation handle 85 is provided. If it is held in the spaces 61 and 81 between the base plates 51 and 75 and the latch receiving plates 53 and 77, a handle lock comprising the base plates 51 and 75 and the latch receiving plates 53 and 77 is secured. It may be used.

  Furthermore, in the railway container 1 according to the embodiment, the lining portion 21 includes the lining plate 21a and the reinforcing plate 21b. However, when the required strength of the double doors 9 can be secured, the lining plate Only 21a may be used. In this case, it becomes possible to contribute to weight reduction of the railway container 1.

  The operation handles 85 of the door lock devices 27 and 29 have a flat bar shape, but the amount of the movable receiving plate 55 protruding from the outer surface of one door 9a and the other of the latch receiving plate 77 are the other. The amount of protrusion from the outer surface of the door 9 b is accommodated in the spaces 61 and 81 between the base plates 51 and 75 and the latch receiving plates 53 and 77 while being accommodated inside the outermost edge 2 of the railway container 1. If possible, other shapes such as a cylinder may be used.

  DESCRIPTION OF SYMBOLS 1 ... Railroad container (container), 2 ... Outermost edge part, 3 ... 1st wife face (wife face), 7 ... Side face, 9 ... Doors of a double door (door), 23, 25 ... Closed door holding device, 27, 29 ... Door lock device, 33 ... handle lock, 35 ... retaining plate, 37 ... bracket, 39 ... retaining pin, 43 ... pair of walls, 45 ... connecting wall, 85 ... operation handle

Claims (4)

A container door holding device provided with a door with a double door on at least one of the wall surface and the side wall,
A closed door holding tool for holding the double door with the closed door, and a handle lock for locking an operation handle of a door lock device provided on the double door in the closed state of the double door,
The door-holding fixture is fixed to one of the doors of the double doors, and a front end portion thereof is fixed to the outer surface of the other door, and a fastening plate extending in parallel with the door to the other door. A pair of wall portions extending toward the base end side of the retaining plate and a connecting wall portion connecting the pair of wall portions, the connecting wall portion facing the distal end portion of the retaining plate The bracket arranged in this manner, and a fastener that is detachable from the pair of wall portions of the bracket and that holds the retaining plate from the outside direction of the double door in a state of being attached to the pair of wall portions. A pin, and
The container door holding device characterized in that the protruding amount of the bracket from the outer surface of the other door is set to be larger than the diameter of the retaining pin and inside the outermost edge of the container. . The operation handle has a flat bar shape extending in parallel with the door,
The handle lock is formed with a base plate fixed to a position of the outer plate facing the operation handle, a lower portion of the base plate, and a stepped portion protruding outward with respect to the base plate. A latch receiving plate that is substantially Y-shaped with the base plate and latches the operation handle;
The container door holding device according to claim 1, wherein the amount of protrusion of the latch receiving plate from the outer surface of the door is set to be inside the outermost edge of the container. The handle lock is attached to an upper portion of the base plate so as to be rotatable in parallel with the base plate, and has a stepped portion protruding outward with respect to the base plate. Including a movable receiving plate overlapping in parallel with the latch receiving plate,
The container door holding device according to claim 2, wherein the movable receiving plate is set so that a protruding amount of the movable receiving plate from the outer surface of the door is within the outermost edge portion of the container. The insertion hole for inserting a connector for connecting the latch receiving plate and the movable receiving plate to each other is formed in the latch receiving plate and the movable receiving plate. The container door holding device according to claim 3.

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