JP2012051462A - Door cock device and railway vehicle provided with the same and method for mounting door cock device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attach a door cock device capable of manually opening and closing a door provided on a railway vehicle to the railway vehicle by a simple constitution and a small number of working man-hours.SOLUTION: A lock device 300 is fixed to piping 110 along the longitudinal direction of the piping 110, and a lock pin 310 provided on the lock device 300 is engaged with an engagement portion 206 provided at an end 202 in the longitudinal direction of a handle 200, so that the rotation of the handle 200 in an inappropriate state is restricted. Since the lock device 300 can be fixed to the piping 110 by outwork while a state of engagement between the lock pin 310 of the lock device 300 and the engagement portion of the handle 200 is confirmed, positioning and fixing work can be completed with favorable operability and with a small number of working man-hours.

Description

  The present invention relates to a door cock device installed in a rail vehicle such as a railway vehicle or a vehicle for a new transportation system, a rail vehicle including the door cock device, and a method for attaching the door cock device.

The door cock device is an emergency device that shuts off and opens the high-pressure air supply circuit to the mechanism that opens and closes automatic doors (door engines that operate with air pressure) in rail vehicles such as railway vehicles and vehicles for new transportation systems. It is an equipment that can open and close automatic doors manually. In general, emergency Doakokku Alternatively, referred like D cock (D oor cock). This door cock device is required to be installed in each automatic door provided in the rail vehicle. Hereinafter, an emergency door cock or a D cock is referred to as a door cock device, which is provided in a railway vehicle, and particularly installed in a side sliding door (automatic door) provided for passengers to get on and off. explain.

  The door cock device is designed to allow the passenger to manually open and close the side sliding door in order to escape (evacuate) the passenger from the inside of the railway vehicle when a natural disaster or an abnormality such as a fire occurs in the railway vehicle. Installed. In general, a door cock device installed in the vicinity of a side sliding door is covered with a decorative plate having an opening for handling the door cock device in order to enhance the design in the vehicle around the side sliding door. In an emergency, the passenger or the crew handles the handle of the door cock device after opening the lid provided on the opening of the decorative plate.

  Since it is a structure that can be handled by an unspecified number of passengers in an emergency, there is a risk that the handle of the door cock device will be handled carelessly by mischief or the like while the railway vehicle is running. In order to reduce these risks, Patent Document 1 discloses that a lever-shaped handle provided in a door cock device is provided with a key hole, and a lock device that engages with the key hole is installed in the vicinity of the handle so that a railway vehicle is fixed. An example is disclosed in which the pin protrudes from the keyhole and the lock device when the vehicle is traveling at a speed higher than the speed, and the rotation of the handle of the door cock device is restricted by the engagement between the pin and the keyhole.

JP 2002-347616 A

  A door cock device including a lock device that restricts the rotation of a handle that enables manual opening and closing of the side sliding door includes a vehicle inner surface (an upper portion or a side portion of the opening) in the vicinity of the opening of the side structure including the side sliding door, It is installed in a space surrounded by a decorative board. Similarly, the locking device is fixed in the vicinity of the handle in the limited space described above, and the wiring for supplying power to the solenoid constituting the locking device, the connector for connecting the wiring to the wiring, and the like are also described above. Fixed inside.

  When fixing the lock device that restricts the rotation of the handle and the wiring attached to the lock device to the inside of the side structure in the vicinity of the side sliding door, first, it is provided in advance in a predetermined place of the side structure. In addition, the lock device is fixed to the receiver while confirming that the lock pin of the lock device is in a position where it can be engaged with a key hole provided in the handle to restrict the rotation of the handle. Thereafter, the wiring (connected to the locking device), the connector, and the like, which are protected by a protective material so as not to be damaged by vibrations of the railway vehicle, are fixed to the wiring support provided in the side structure.

  Since these operations are performed in a narrow place on the entrance / exit platform (deck) of a railway vehicle equipped with side sliding doors, in addition to the fact that a plurality of workers cannot work at the same time, the receiving device provided on the side structure has a lock device. Since the locking device had to be fixed while positioning, the work man-hours tended to increase. It is also conceivable to install a lock device on the back side (side structure side) of the decorative plate covering the door cock device (including the lock device). There has been a concern that the number of work steps spent on the alignment work for engaging the locking portion for restricting the rotation and the lock pin of the lock device provided on the back side of the decorative plate may increase. Furthermore, when the door engine that opens and closes the side sliding doors is regularly inspected and maintained, the decorative plate may be removed. If the decorative plate has a locking device on the back, the decorative plate is removed from the side structure. At the time and at the time of installation, it is necessary to separate and reconnect the wiring connector attached to the locking device, which may increase the inspection and maintenance work time.

  In addition, in the door cock apparatus shown by patent document 1, it is only the indication about the point provided with a locking device near the handle | steering-wheel of a door cock apparatus, and a locking device is provided with the side sliding door of the side structure which comprises the vehicle body of a rail vehicle. There is no description about whether it is installed in the upper part or side part of the opening part provided for this, or whether it is installed in the decorative board which covers a doorcock apparatus.

  Therefore, when the door cock device including the lock device is installed in the railway vehicle, there is a problem to be solved in that it can be installed with a small number of work steps.

  This invention is made in view of the subject which concerns, and the objective is to provide the rail vehicle provided with the doorcock apparatus which can reduce work man-hours, and can shorten inspection maintenance work time, a doorcock apparatus, and the attachment method of a doorcock apparatus. .

In order to achieve the above object, the present invention provides, for example, a pipe for supplying air to a power source of a door provided in a rail vehicle, a pipe provided in the pipe, and manually cutting off the supply of air. In a rail vehicle comprising a handle that allows the door to be opened and closed, and a lock device that includes a lock pin that restricts rotation of the handle, the lock pin that the lock device has at the end in the longitudinal direction of the handle The locking device is provided, and the locking device is fixed to the pipe.
In addition, a pipe for supplying air to a power source of a door provided in the rail vehicle is provided, and a handle for manually opening and closing the door by cutting off the supply of the air, and a rotation of the handle. In order to regulate, it is characterized by comprising a lock device provided with a lock pin engaged with a locking portion provided at an end portion in the longitudinal direction of the handle, the handle and the lock device.
A pipe for supplying air to a power source of a door provided in the rail vehicle; a handle provided in the pipe and capable of manually opening and closing the door by blocking the supply of air; and the handle In order to restrict the rotation of the steering wheel, a lock device having a lock pin that engages with a locking portion provided at an end portion in the longitudinal direction of the handle, and a door cock device including the handle and the lock device is provided as the rail vehicle. In the mounting method of the door cock device to be attached, the mounting method includes a step of fixing the locking device to the pipe having the handle, and a step of mounting the piping to which the locking device is fixed to the rail vehicle. It is characterized by that.

  According to the present invention, a door cock device and a lock device can be provided in a railway vehicle with a simple configuration and a small number of work steps.

FIG. 1 is a perspective view of a railway vehicle provided with a door cock device. FIG. 2 is a view of the cross section A of FIG. 1 as seen from the view B-view B, and is a view showing an upper portion of the side sliding door as seen from the vehicle inner side. Drawing 3 is a mimetic diagram showing the door cock device covered with the decorative board with which the upper part of a side sliding door is equipped. FIG. 4 is an enlarged view of the dotted line portion of FIG. 3 (side view of the door cock device). FIG. 5 is a top view of the door cock device shown in FIG. 4. FIG. 6 is a side view of another door cock device according to the present invention.

  The present invention relates to a door cock device provided in a side sliding door (a side sliding door in the present invention includes a side opening door and a folding door) used for passengers getting on and off a railway vehicle such as a Shinkansen or a conventional line. In order to prevent this, a lock device that restricts the rotation of the handle of the door cock device can be provided with a small number of man-hours. Furthermore, the door cock device including the lock device does not hinder the workability of the maintenance work of the drive unit (door support device, door engine, etc.) of the side sliding door.

  A rail vehicle is a vehicle that travels while being guided by a laid track, and is a railway vehicle, a streetcar, a monorail vehicle, or a vehicle for a new transportation system. In the present invention, a railway vehicle is taken as an example of a rail vehicle, and an embodiment relating to a door cock device attached to a side sliding door provided in the railway vehicle will be described with reference to the drawings.

  FIG. 1 is a perspective view of a railway vehicle provided with a door cock device. The railway vehicle 1 includes a base frame 10 that forms a floor, side structures 20 and 20 that are erected at the end of the base frame 10 in the width direction, and a wife that is erected at the end of the base frame 10 in the longitudinal direction. It is a hexahedron structure comprising the structures 30 and 30 and the roof structures 40 disposed on the upper ends of the side structures 20 and 20 and the end structures 30 and 30. The side structure 20 is provided with a side sliding door 22 mainly used for passengers getting on and off, and a window 24.

  FIG. 2 is a view of the cross section A of FIG. 1 as seen from the view B-view B, and is a view showing an upper portion of the side sliding door as seen from the vehicle inner side. On the upper part of the side sliding door 22, the decorative plate 26 including the lid 28 is fixed to the surface on the vehicle interior side of the side structure 20 in a removable manner. The lid 28 can be opened and closed forward, and when a vehicle failure or natural disaster occurs, the door cock device 100 provided in the space between the decorative plate 26 and the side structure 20 after the crew member or passenger opens the lid 28 forward. The handle 200 (see FIG. 3) is turned to shut off the supply of high-pressure air to a door engine (not shown) that opens and closes the side sliding door 22, and the high-pressure air in the pipe is released to the atmosphere manually. The side sliding door 22 is opened to evacuate from the railway vehicle 1 to the outside of the vehicle.

  FIG. 3 is a schematic diagram showing the door cock device 100 covered with the decorative plate 26 provided on the upper side of the side sliding door 22. The door cock device 100 includes a handle 200 provided in a pipe 110 that supplies high-pressure air to a door engine (power source, not shown) that opens and closes the side sliding door 22 (see FIG. 2) with high-pressure air, and one end of the handle 200. And a lock device 300 having a lock pin (not shown) that engages the portion. The handle 200 is provided with a cock that is interlocked with the rotation of the handle 200, and the cock closes the flow path of the piping to supply high-pressure air to the door engine or shut it off. When the supply of high-pressure air to the door engine is interrupted by the operation of the cock, the high-pressure air remaining in the piping is also released to the atmosphere, so that the side sliding door 22 can be manually opened and closed to evacuate outside the vehicle. The lock device 300 including a lock pin that engages with the handle 200 is fixed to the pipe 110 by the fixtures 340 and 340 in a form in which the longitudinal direction (the operation direction of the lock pin) is along the longitudinal direction of the pipe 110. A wiring 360 for supplying electric power to a solenoid (not shown) constituting the locking device 300 extends from the locking device 300, and a connector 380 is provided at the end portion thereof. The wiring 360 and the connector 380 are also fixed to the pipe 110 using the fixing tool 340, similarly to the locking device.

  Usually, the pipe 110, the handle 200, the lock device 300, the connector 380, and the like are covered with a decorative plate 26 that is detachably fixed to the side structure 20. When the decorative plate 26 is fixed to the side structure 20, an opening 27 is provided at a portion of the decorative plate 26 facing the handle 200, and the opening 27 is provided with an openable / closable lid 28. If the lid 28 is opened to the front, the handle 200 can be handled from the opening 27, and by turning the handle 200 to block the flow of high-pressure air to the door engine that drives the side sliding door 22, The side sliding door 22 can be opened and closed manually. Normally, the handle 200 is kept at a position where high-pressure air can be supplied to a door engine that opens and closes the side sliding door 22.

  In FIG. 3, the pipe 110 indicated by L is prepared in such a manner that, after being cut into a pipe having a predetermined length in a workplace where pipes and electric wire pipes are manufactured, screws are attached to both ends. In general, the pipe 110 including the handle 200 has a length that is about the same as the width of the entrance / exit of the railway vehicle 1 (see FIG. 2) so that the pipe 110 can be easily routed inside the railway vehicle 1. Disconnected. The lock device 300 is fixed using fixtures 340 and 340 in the vicinity of the handle 200 of the pipe 110 prepared to a predetermined length. Similarly, the connector 380 connected to the locking device 300 via the wiring 360 is also fixed to the pipe 110 using the fixing tool 340.

  Conventionally, the lock device 300 and the connector 380 attached to the lock device 300 are fixed to the pipe 110 (including the handle 200) provided in the railcar 1 in advance. Since there is not enough work space at the entrance / exit of the railway vehicle 1, after providing a simple scaffold, the work was fixed by one worker, and the work man-hours tended to increase.

  In the fixing method according to the present invention, the locking device 300 is integrally fixed to the piping 110 at an outwork (working place) in a mode in which the longitudinal direction of the locking device 300 is aligned with the longitudinal direction of the piping 110. Can be attached to the railway vehicle 1 with a small number of work steps.

  FIG. 4 is an enlarged view of the dotted line portion of FIG. 3 (side view of the door cock device 100). The door cock device 100 includes an upstream side pipe 110a, a relay pipe 112 having a handle and connected to the pipe 110a, a pipe 110b connected to the relay pipe 112, and a lock device 300 fixed to the pipe 110b. . The relay pipe 112 is provided with a shaft 220 in a form orthogonal to the longitudinal direction thereof, and a handle 200 that is rotatable around the shaft 220 is provided. Although not shown, a valve (cock) connected to the shaft 220 is provided inside the relay pipe 112, and when the handle 220 is rotated, the valve rotates together with the shaft 220, and the power source of the door engine Supply or shut off high pressure air. A grip portion is formed at one end in the longitudinal direction of the handle 200, and an L-shaped locking portion with which the lock pin 310 provided in the lock device 300 is engaged with the other end 202 of the handle 200. 206 is fixed with screws 208 or the like. Instead of the screw 208, the locking portion 206 may be fixed to the other end of the handle 200 with a rivet. A shaft 220 is provided at a portion between the grip portion which is one end portion in the longitudinal direction of the handle 200 and the other end portion 202.

The lock device 300 includes a solenoid 320 that operates the lock pin 310, a wiring 360 that sends electricity to the solenoid 320, a lock pin 310 that operates along the longitudinal direction of the lock device 300 by the solenoid 320, and a pipe 300 that connects the lock device 300 to the pipe 300. And a base 330 used when fixing to the base. By fastening the base 330 of the locking device 300 placed on the pipe 110 and the fixture 340 provided in a manner to hold the pipe 110 with bolts or the like (not shown), the locking device 300 is connected to the pipe 110. Fixed to.
The locking portion 206 provided in the handle 200 is provided with a hole or a notch that engages with the lock pin 310 provided in the lock device 300, and the solenoid 320 constituting the lock device 300 is energized, so that the lock pin 310 is energized. When the protrusion protrudes toward the handle 200, the tip of the lock pin 310 is engaged with the engagement portion 260, whereby the rotation of the handle 200 is restricted.

  In order to fix the locking device 300 to the piping 110 at a piping workplace or the like, while confirming the locking state between the locking portion 206 provided on the other end 202 of the handle 200 and the lock pin 310 of the locking device 300, Since the position of the locking device 300 can be adjusted, the workability is good and the positioning and fixing work can be completed with a small number of work steps.

  The door cock device 100 has a structure that can be handled by an unspecified number of passengers in an emergency. For this reason, even if it is not an emergency, the handle of the door cock device 100 is handled during traveling of the railway vehicle 1 due to mischief or the like, and the side sliding door 22 may be opened before the railway vehicle 1 decelerates and stops. There was sex. For this reason, in this embodiment, when the speed of the railway vehicle 1 is detected below the predetermined speed (low speed including stop, for example, 5 km / h or less), the solenoid 320 of the lock device 300 constituting the door lock device 100 is detected. By using together with the vehicle speed detection system of the railway vehicle 1 in which the energization is released, the lock pin 310 is retracted, the engagement with the engaging portion 206 provided in the handle 200 is released, and the handle 200 can be rotated. The risk associated with the above mischief can be eliminated. In addition, what is necessary is just to utilize what is described in patent document 1 etc. for the vehicle speed detection system.

  FIG. 5 is a top view of the door cock device shown in FIG. 4. Normally, the handle 200 is in a position indicated by a solid line, and high-pressure air is supplied to a door engine (not shown), so that the side sliding door 22 (see FIG. 2) cannot be manually opened and closed. In order to hold the handle 200 at the position indicated by the solid line, the solenoid 320 of the lock device 300 is energized, the lock pin 310 protrudes in the axial direction of the pipe 110, and the tip of the lock pin 310 is moved to the other end of the handle 200. The handle 200 is engaged with a locking portion 206 fixed to the end portion 202 to restrict the rotation of the handle 200. When predetermined conditions such as the speed of the railway vehicle 1 dropping below a predetermined speed are met, the energization of the solenoid 320 of the lock device 300 is released, the lock pin 310 moves backward, and the tip of the lock pin 310 And the engaging portion 206 of the handle 200 are disengaged, and the handle 200 is rotated in the direction of the rotation direction 400 of the handle, and is rotated to the position indicated by the dotted line. If the handle 200 is rotated to the position indicated by the dotted line, the side sliding door 22 (see FIG. 2) can be manually opened and closed. If necessary, the side sliding door 22 is opened and passengers or the like go out of the railway vehicle 1. You can evacuate.

  FIG. 6 is a side view of another door cock device according to the present invention. 4 differs from the door cock device shown in FIG. 4 in that it is provided at the other end portion of the handle 200 in the longitudinal direction, and an L-shaped locking portion with which a lock pin 310 provided in the lock device 300 is engaged is a handle. 200 is formed integrally with 200. With this configuration, it is not necessary to manufacture another locking part 206 and to fix the locking part 206 to the handle 200 with a screw 208 or the like, and the door cock device 100 can be configured with a smaller man-hour. In any case, in order to fix the locking device 300 to the piping 110 at a piping workplace or the like, a locking portion 206 provided integrally with the handle 200 and a locking pin of the locking device 300 are provided at the other end 202 of the handle 200. Since the position of the locking device 300 can be adjusted while confirming the locking state with 310, positioning and fixing operations can be completed with good workability and a small number of work steps.

DESCRIPTION OF SYMBOLS 1 ... Railcar 10 ... Underframe 20 ... Side structure 22 ... Side sliding door 24 ... Window 26 ... Decorative plate 27 ... Opening 28 ... Lid 30 ... Wife structure 40 ... Roof structure 100 ... Door cock device 110 ... Piping 112 ... With handle Relay pipe 200 ... Handle 202 ... The other end 206 of the handle ... Locking part 220 ... Shaft 300 ... Lock device 310 ... Lock pin 320 ... Solenoid 340 ... Fixing tool 360 ... Wiring

Claims (6)

Piping for supplying air to the power source of the door provided in the rail vehicle;
A handle that is provided in the pipe and allows the door to be manually opened and closed by shutting off the supply of air,
A lock device comprising a lock pin for restricting rotation of the handle;
In a rail vehicle comprising:
A locking portion with which the lock pin of the lock device is engaged is provided at an end portion in the longitudinal direction of the handle,
The locking device is fixed to the pipe;
Rail vehicle characterized by. In the rail vehicle according to claim 1,
The locking part is made of an L-shaped part different from the handle, and the locking part is fixed to an end of the handle in the longitudinal direction.
Rail vehicle characterized by. In the rail vehicle according to claim 1,
The locking portion is integrally formed with the handle at an end in the longitudinal direction of the handle;
Rail vehicle characterized by. In the rail vehicle according to claim 1,
The locking device is fixed to the pipe in a mode in which the longitudinal direction thereof is along the longitudinal direction of the pipe,
The locking pin is engaged with the locking portion by protruding from the locking device along the longitudinal direction of the pipe;
Rail vehicle characterized by.   A pipe for supplying air to a power source of a door provided in the rail vehicle, and a handle for manually opening and closing the door by blocking the supply of the air, and a rotation of the handle are regulated. Therefore, a door cock device comprising: a lock device including a lock pin that engages with a locking portion provided at an end portion in the longitudinal direction of the handle; and the handle and the lock device. Piping for supplying air to the power source of the door provided in the rail vehicle;
A handle that is provided in the pipe and allows the door to be manually opened and closed by shutting off the supply of air,
A locking device including a lock pin that engages with a locking portion provided at an end of the handle in the longitudinal direction in order to restrict rotation of the handle;
In the method of attaching the door cock device for attaching the door cock device comprising the handle and the locking device to the rail vehicle,
The mounting method is as follows:
Fixing the locking device to the pipe having the handle;
Attaching the pipe to which the locking device is fixed to the rail vehicle;
A door cock device mounting method comprising:

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