JPH0556723U - Structure of retractable door for railway signal box - Google Patents

Abstract

(57) [Abstract] [Purpose] It is easy to open and close the doors for various operations on the equipment stored in the equipment box, and moreover, it is possible to work without opening and closing the doors every time a train passes, and (EN) Provided is a railway equipment box in which a door does not unexpectedly move due to wind pressure accompanying passage. [Structure] A door storage portion (13a, 13a, 13a, 13a, 14a), which is composed of front and rear surfaces (11, 12), both side surfaces (13, 14) that connect the front and rear surfaces, and a door (15, 16) that opens and closes. 1
4a) is formed, and a slide member movable along the side surface is provided in the door storage portion, and one end of the door is pivotally attached to the slide member. The door is provided with opening / closing handles (25, 26) connected to the rod bar. [Effect] The door can be opened by operating the opening / closing handle, and the opened door can be easily inserted into the door storages provided on both sides of the instrument box.

Description

[Detailed description of the device]

[0001]

[Industrial application]

 The present invention relates to a device box installed near a railroad track to store a signal electric device, and more particularly, to a structure of a retractable door of the railway signal device box.

[0002]

[Prior Art]

 In the instrument box that has been used conventionally for accommodating this kind of signal electric equipment, doors are pivotally attached to the front and rear of the instrument box by hinges so as to be rotatable around a vertical axis. When opening the door, open the front and rear doors to the right or left, respectively, once stop at around 90 °, and if it is necessary to open further, remove the 90 ° opening ketch. It can be opened further until it is folded up to 45 °.

[0003]

[Problems to be solved by the device]

 However, in the above-described conventional equipment box, the opening / closing operation of the door is complicated, especially when the door is largely opened to a substantially opened state. In addition, the equipment box is usually installed in a limited space along the railroad track.In this case, even if the door can be opened, it is close to the railroad and the train remains open at high speed. When a vehicle passes by, the door may cause unexpected vibration due to the wind pressure of the train, or the vibration may contact the door or the train and damage the equipment box and / or the train. For this reason, when trains pass through, work procedures such as temporarily stopping the work inside the equipment box, closing the door, waiting for the passage of the train and opening the door again are taken. In addition to being complicated, the doors are closed every time a train passes, which significantly reduces the efficiency of various operations such as storing equipment in the equipment box and connecting to the stored equipment.

[0004]

[The purpose of the device]

 In view of the problems associated with the above-mentioned prior art, the present invention can easily open and close the door for various operations on the equipment housed in the equipment box, and also opens and closes the door every time a train passes. It is an object of the present invention to provide a railway equipment box that can be operated without any trouble and that can completely prevent unexpected movement of the door due to wind pressure accompanying passage of a high-speed train.

[0005]

[Means for Solving the Problems]

 According to the present invention, there is provided a railway signal instrument box including an instrument box body including front and rear surfaces and both side surfaces connecting the front and rear surfaces, and a door for opening and closing at least one of front and rear surfaces of the instrument box body. A door storage portion is formed on the side of the side surface, and a slider member movable along the side surface is provided in the door storage portion, and one end portion of the door is rotated by the slider member. The above object is achieved by the structure of the retractable door of the railway signal equipment box, which is characterized by being pivotally connected as much as possible.

[0006]

[Action]

 In the signal instrument box of the present invention, one or both of the front and rear doors are once opened so that the inside of the instrument box can be completely exposed, and then the front and rear doors together with the slide members are provided on the right and left storage parts, respectively. It can be inserted into and fixed in place with the handle.

Further, in the signaling device box of the present invention, the door storage portions may be provided on both side surfaces, but two door storage portions may be provided in parallel on one side surface. Good. The former structure allows the front and rear doors to have the same structure and storage method, which is convenient for manufacturing and handling. On the other hand, by adopting the latter structure, the signal device box of the present invention can be applied even when there is no room on one side (the side without the storage part) of the signal device box.

[0008]

【Example】

 Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a plan view as a partial cross section of a first embodiment of a railway signaling device box according to the present invention, FIG. 2 is a front view of the same embodiment, FIG. 3 is a side view, and FIG. It is a side view of the state which opened the door.

The railway signaling device box of this embodiment includes a front surface 11, a rear surface 12, and both side surfaces 13, 14 connecting the front and rear surfaces. As shown in FIG. 1, lateral side surfaces 13 and 14 are formed with narrow door storage portions 13a and 14a along both side surfaces.

Inside the door storages 13a and 14a, at the upper, middle and lower positions (FIG. 2), along the side surfaces 13 and 14, the guide rails 13b and 14b of the slider members 21 and 22 (guided to FIG. 4) are provided. (Only the rail 14b is shown) is provided, and the slide members 21 and 22 bet movable in the guide rails 13b and 14b. Therefore, the slide members 21 and 22 can move back and forth along the side surfaces 13 and 14 in the door storage portions 13a and 14a.

A front door 15 and a rear door 16 are openably and closably connected to the slider members 21 and 22 by hinges 23 and 24, respectively. Therefore, when the sliding member 21 or 221 is moved along the side surfaces 13 and 14 to the front end portion of the door storage portion, the doors 15 and 16 are opened and closed around the hinges 23 and 24 as shown by the one-dot chain line in FIG. can do. When the doors 15 and 16 are opened (lower right in FIG. 1), the front and rear doors 15 and 16 can be pushed in along the door storages 13a and 14a together with the slider members 21 and 22 (upper left in FIG. 1). .. FIG. 4 is a side view showing the state where the door is pushed into the storage portions 13a and 14a.

When the worker stands in front of the front and rear doors 15 and 16, door opening / closing handles 25 and 26 are rotatably provided near the left side (see FIGS. 2 and 3). The shafts of the door open / close handles 25 and 26 penetrate the doors 15 and 16, and a disc 28 is fixedly attached to the inside of the doors 15 and 16, and four small holes are formed equidistantly in the circumferential direction of the disc 28. The ends of rods 27a, 27b, 27c and 27d for opening and closing the door are connected to each other. Therefore, when the doors 15 and 16 are closed (see FIG. 2), by rotating the door opening / closing handles 25 and 26 in the clockwise direction, the tips of the rods 27a to 27d are projected to lock the door. On the other hand, when the door is opened, the operator turns the door opening / closing handles 25 and 26 in the counterclockwise direction, whereby the tips of the rods 27a to 27d are retracted, and the doors 15 and 16 can be freely opened. The tips of the rods 27a to 27d are engaged with holes formed in the ceiling and floor of the box and the left and right side surfaces when the door is locked, or are inserted into the packing receiving box as is conventionally known, and It is designed to prevent opening and closing.

Now, as shown in FIG. 4 described above, when the doors 15 and 16 are opened and pushed into the door storage portions 13a and 14a together with the slider members 21 and 22, rods 27a and 27c that move in the vertical direction. Small holes 30a and 30b for receiving the tips of the rods 27a and 27c are formed in the floor surfaces and ceiling portions of the door storage portions 13a and 14a, respectively, corresponding to the tip positions of the above. Thus, by turning the door opening / closing handles 25 and 26 with the doors 15 and 16 stored in the door storages 13a and 14a, the doors 15 and 16 can be prevented from popping out of the door storages 13a and 14a due to vibrations or the like.

Although the front and rear doors 15 and 16 are opened and closed in the above embodiment, the door may be opened and closed only on one of the front and rear surfaces.

Further, in the above-described embodiment, the doors 15 and 16 are made as one plate, and after being opened, they are housed in the door storage portions 13a and 14a. Therefore, the width of the railway signal equipment box is usually wider than the depth, so that the ends of the doors 15 and 16 project from the box in the opened state as shown in FIG. An embodiment for preventing such a state will be described with reference to FIG.

In FIG. 5, the door is made up of two small door pieces 35 and 36, and both small door pieces 35 and 36 are connected by a hinge 37. Further, the end portion of the door piece 35 is swingably connected to the slider members 21 and 22 by the hinge 33 as in the case of the doors 15 and 16 of the above-described embodiment.

In this embodiment, similarly to the above-described embodiments, the door composed of the door small pieces 35 and 36 is rotated as a unit to rotate around the hinge 33, and the door small piece 36 is placed at the tip of the door small piece 35. By folding it around the hinge 37, the door has a very small depth when folded in two. By pushing in the door storage parts 13a and 14a in this state, the end of the door can be prevented from jumping out of the signal device box when the door is stored.

The number of door pieces may be three or more, but it is preferable to use two as in the embodiment because of the ease of manufacture and the convenience of handling.

When the door pieces 35 and 36 are connected as in this embodiment, it is preferable that the door rods connected to the opening / closing handle are only 27a and 27c that move up and down.

In the above-described embodiment, the door storages 13a and 14a are installed on the sides of the side surfaces 13 and 14, respectively, and the front and rear surface doors 15 and 16 are provided on the left and right door storages 13a, respectively. , 14a. However, the space for installing the signal equipment box is limited. For example, when installing in a T-shaped space or a trapezoidal space, the above-mentioned embodiment may be inconvenient because the open door may hit. .. An embodiment suitable for this case is shown in FIGS. 6 and 7.

In the embodiment shown in FIGS. 6 and 7, the door storage portions 13a and 13c are provided in parallel on the side of one side surface 13, and the door storage portion is installed on the side of the other side surface 14. Not. Other structures of the doors 14 and 15 and the door storage portions 13a and 13c are the same as those of the above-described embodiment according to FIGS. Further, this embodiment can be applied to a folding door as shown in FIG.

[0023]

[Effect of the device]

 In the present invention having the above structure, the door can be opened in the same manner as the conventional equipment box by operating the closing handle, and the opened door can be easily inserted into the door storages provided on both sides of the equipment box. .. By operating the handle as necessary, the door can be prevented from coming out while it is being stored, facilitating the maintenance and inspection of the equipment in the equipment box, and fixing the door to prevent the inconvenience that has previously occurred. Can be excluded.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional plan view of an embodiment of a signaling device box according to the present invention.

FIG. 2 is a front view of the embodiment shown in FIG.

3 is a side view of the embodiment shown in FIGS. 1 and 2. FIG.

FIG. 4 is a side view showing a state in which the door is housed after the door is opened in the embodiment.

FIG. 5 is a front view of another embodiment of the present invention.

FIG. 6 is a partial cross-sectional plan view of another embodiment of the signaling device box according to the present invention.

FIG. 7 is a front view of the embodiment shown in FIG.

[Explanation of symbols]

 11 front surface 12 rear surface 13 side surface 13a door storage part (right side) 13b slide member guide rail 13c door storage part (right side) 14 side surface 14a door storage part (left side) 14b slide member guide rail 15 door 16 door 21 hinge 22 hinge 25 Handle 26 Handle 27a Rod rod 27b Rod rod 27c Rod rod 27d Rod rod

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location E05D 15/58 A 9025-2E H02B 1/38 1/30

Claims (5)

[Scope of utility model registration request] 1. A railroad signaling device box comprising a front and rear surface and an instrument box body composed of both side surfaces connecting the front and rear surfaces, and a door for opening and closing at least one of the front and rear surfaces of the instrument box body. Has a door storage part formed on the side thereof, and a slide member movable along the side surface is provided in the door storage part, and one end of the door is rotatable on the slide member. The structure of the retractable door for the railway signaling device box, which is characterized by being pivotally attached to the. 2. A railroad signaling device box comprising a front and rear surface and an instrument box body composed of both sides connecting the front and rear surfaces, and a door for opening and closing at least one of the front and rear surfaces of the instrument box body, the side surface of the instrument box body. Has a door storage part formed on the side thereof, and a slide member movable along the side surface is provided in the door storage part, and one end of the door is rotatable on the slide member. An opening / closing handle connected to a rod rod is provided near the end opposite to the pivotally attached end of the door, and the door storage unit is engaged with the rod bar. A structure of a retractable door for a railway signal device box, characterized in that a member for preventing the door from popping out of the door storage portion is provided. 3. The storage of a railway signaling device box according to claim 1, wherein the door is composed of at least two door pieces, and the door pieces are hingedly connected to each other so as to be bendable. Door structure. 4. The structure of a retractable door for a railway signaling device box according to claim 1, wherein door storages are provided on both sides of each side. . 5. The two door storages are provided on either side of the both side surfaces.
The structure of the retractable door of the railway signaling device box according to any one of 1.